1 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
5 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
8 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10 * config/s390/vector.md (vec_halfhalf): New mode iterator.
11 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
12 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
13 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
14 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
15 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
16 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
17 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
18 ("vec_unpacku_lo_v4si"): New pattern definitions.
19 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
22 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24 * config/s390/s390-protos.h (s390_reverse_condition): New
26 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
28 (s390_reverse_condition): New function.
29 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
32 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
34 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
35 (CCVHUANY): Remove modes.
36 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
38 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
39 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
41 (s390_branch_condition_mask): Adjust to use the new cc consumer
42 modes. The new modes allow for proper reversal in the middle-end.
43 (s390_expand_vec_compare_cc): Determine the proper cc producer and
44 consumer modes for a comparison.
45 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
47 * config/s390/vx-builtins.md: Likewise.
49 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
51 * asan.c (asan_global_struct): Refactor.
52 (create_odr_indicator): New function.
53 (asan_needs_odr_indicator_p): Likewise.
54 (is_odr_indicator): Likewise.
55 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
57 (asan_protect_global): Do not protect odr indicators.
59 2016-12-01 Jeff Law <law@redhat.com>
61 * tree-ssa-threadedge.c
62 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
63 propagation of operands if there are no operands.
65 2016-12-02 Jakub Jelinek <jakub@redhat.com>
67 PR tree-optimization/78586
68 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
69 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
70 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
71 type is INTEGER_TYPE or POINTER_TYPE.
73 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
76 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
81 2016-12-01 David Malcolm <dmalcolm@redhat.com>
83 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
86 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
87 David S. Miller <davem@davemloft.net>
89 * config/sparc/sparc.opt (mlra): New target option.
90 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
91 (sparc_lra_p): ...this. New function.
92 (D_MODES, DF_MODES): Add missing cast.
93 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
94 provide these insns when flag_pic.
95 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
96 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
97 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
98 embmedany_textulo, embmedany_textlo): Likewise.
99 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
101 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
105 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
107 2016-12-01 Richard Biener <rguenther@suse.de>
108 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
110 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
111 memset if len-oldlen != 0.
112 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
114 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
116 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
118 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
120 * config/avr/avr.c: Fix coding rule glitches.
122 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
124 PR tree-optimization/78598
125 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
128 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
130 PR rtl-optimization/78596
131 * combine.c (simplify_comparison): Cast to unsigned to avoid
132 left shifting of negative value.
134 2016-12-01 Matthias Klose <doko@ubuntu.com>
136 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
138 2016-12-01 Richard Biener <rguenther@suse.de>
140 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
141 treat arrays with same type as objects that cannot overlap.
143 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
145 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
146 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
147 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
149 2016-12-01 Jakub Jelinek <jakub@redhat.com>
152 * dwarf2out.c (loc_descr_plus_const): For negative offset use
153 uint_loc_descriptor instead of int_loc_descriptor and perform negation
154 in unsigned HOST_WIDE_INT type.
155 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
158 * config/rs6000/rs6000.c (rs6000_frame_related): Call
159 set_used_flags (pat) before any simplifications. Clear used flag on
160 PARALLEL copy. Don't guard add_reg_note call. Call
161 copy_rtx_if_shared on pat before storing it into
162 REG_FRAME_RELATED_EXPR.
164 2016-12-01 Alan Modra <amodra@gmail.com>
166 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
167 look inside UNSPEC_VSX_XXSPLTW vec.
169 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
171 PR rtl-optimization/78607
172 * combine.c (try_combine): Emit a barrier after a unconditional trap.
174 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
177 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
178 element is not a constant or in a register, force it to a
182 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
183 that will be set to a vector element to be in a register.
184 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
185 the wrong multiplier to convert the element number to a byte
188 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
190 PR tree-optimization/77856
191 * lra-constraints.c (inherit_in_ebb): Check original regno for
192 invalid invariant regs too. Set only clobbered hard regs for the
193 invalid invariant regs.
195 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
197 Commit files forgotten in r242966.
199 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
200 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
201 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
202 prefix check to find wrap-around value, instead use MCU flash size.
203 For 8k flash devices, update link_pmem_wrap spec string to
204 add --pmem-wrap-around=8k.
205 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
207 (LINK_SPEC): ...to here.
209 2016-11-30 David Malcolm <dmalcolm@redhat.com>
212 * selftest.c (selftest::assert_strndup_eq): New function.
213 (selftest::test_strndup): New function.
214 (selftest::test_libiberty): New function.
215 (selftest::selftest_c_tests): Call test_libiberty.
217 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
219 PR rtl-optimization/78610
220 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
223 2016-11-30 Bin Cheng <bin.cheng@arm.com>
225 PR tree-optimization/78574
226 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
227 header PHI that doesn't define biv.
229 2016-11-30 Jakub Jelinek <jakub@redhat.com>
231 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
234 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
235 sharing the SUBREG rtx between move and following insn.
237 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
238 for REG_EQUIV argument.
240 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
242 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
244 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
247 * real.c (real_hash): Add cast to avoid left
248 shifting of negative values.
250 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
253 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
254 from a subreg in operands[1] and don't call REGNO on a non-reg
255 expression when deciding to force operands[2] into a reg.
257 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
258 Andrew Burgess <andrew.burgess@embecosm.com>
260 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
261 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
262 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
263 * config/arc/arc700.md: Add define_bypass for store/load.
265 2016-11-30 Martin Liska <mliska@suse.cz>
267 * cgraph.c (symbol_table::initialize): Initialize
268 ipa_clones_dump_file.
269 (cgraph_node::remove): Report to ipa_clones_dump_file.
270 * cgraph.h: Add new argument (suffix) to cloning methods.
271 * cgraphclones.c (dump_callgraph_transformation): New function.
272 (cgraph_node::create_clone): New argument.
273 (cgraph_node::create_virtual_clone): Likewise.
274 (cgraph_node::create_version_clone): Likewise.
275 * dumpfile.c: Add .ipa-clones dump file.
276 * dumpfile.h (enum tree_dump_index): Add TDI_clones
277 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
278 to dump_callgraph_transformation.
280 2016-11-30 Martin Liska <mliska@suse.cz>
283 * asan.c (asan_expand_mark_ifn): Properly
284 select a VAR_DECL from FRAME.* component reference.
286 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
288 PR rtl-optimization/78583
289 * simplify-rtx.c (simplify_truncation): Add check missing from the
292 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
294 PR rtl-optimization/78590
295 * combine.c (change_zero_ext): Transform zero_extend of subregs only
296 if the subreg_reg is a scalar integer mode.
298 2016-11-30 Jakub Jelinek <jakub@redhat.com>
300 PR tree-optimization/78586
301 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
302 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
303 Don't build_int_cst min/max twice. Formatting fix.
305 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
307 PR rtl-optimization/78588
308 * combine.c (if_then_else_cond): Also guard against BLKmode.
309 * rtlanal.c (num_sign_bit_copies1): Add assert.
311 2016-11-29 Jeff Law <law@redhat.com>
313 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
316 * lra-constraints.c (check_and_process_move): Constrain the
317 range of DCLASS and SCLASS to avoid false positive out of bounds
320 2016-11-29 David Malcolm <dmalcolm@redhat.com>
322 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
324 2016-11-29 David Malcolm <dmalcolm@redhat.com>
326 PR preprocessor/78569
327 * input.c (get_substring_ranges_for_loc): Fail gracefully if
328 line directives were present.
330 2016-11-30 Matthias Klose <doko@ubuntu.com>
332 * doc/install.texi: Document configure options --enable-objc-gc
333 and --with-target-bdw-gc.
335 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
338 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
339 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
340 residing in traditional altivec registers can be stored
343 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
346 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
347 overhead loop start between a call and its CALL_ARG_LOCATION
350 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
352 * config/bfin/linux.h (CPP_SPEC): Define.
354 2016-11-29 Martin Sebor <msebor@redhat.com>
356 PR tree-optimization/78512
357 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
358 * config/rs6000/linux.h: Same.
359 * config/rs6000/linux64.h: Same.
360 * config/sol2.h: Same.
361 * config/sol2.c (solaris_printf_pointer_format): Remove.
362 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
363 * doc/tm.texi: Regenerate.
364 * gimple-ssa-sprintf.c (format_pointer): Rempove.
365 (pass_sprintf_length::compute_format_length): Return bool.
366 (pass_sprintf_length::handle_gimple_call): Adjust.
367 * target.def (printf_pointer_format): Remove.
368 * targhooks.c (default_printf_pointer_format): Remove.
369 (linux_printf_pointer_format): Same.
370 * targhooks.h (default_printf_pointer_format): Remove.
371 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
373 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
375 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
377 (SWI1248_AVX512BWDQ): Ditto.
378 (SWI1248_AVX512BW): Ditto.
379 (k<any_logic:code><mode>): Ditto.
380 (kandn<mode>): Ditto.
381 (kxnor<mode>): Ditto.
383 (*k<any_lshift:code><mode>): Ditto.
384 (kortestzhi, kortestchi): Ditto.
385 (kunpckhi, kunpcksi, kunpckdi): Ditto.
387 2016-11-29 Andrew Pinski <apinski@cavium.com>
389 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
392 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
395 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
396 to stack before call mcount.
397 (tilegx_can_use_return_insn_p): Clean up code.
399 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
401 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
403 2016-11-29 David Malcolm <dmalcolm@redhat.com>
409 * spellcheck.c (selftest::test_find_closest_string): Verify that
410 we don't offer the goal string as a suggestion.
411 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
412 offer the goal string as a suggestion.
415 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
417 * config/arc/arc.c (arc_override_options): Avoid selection of
418 compact casesi for ARCv2.
420 2016-11-29 Richard Biener <rguenther@suse.de>
422 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
423 PHIs after a regular stmt.
424 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
427 2016-11-29 Martin Liska <mliska@suse.cz>
429 PR gcov-profile/78582
430 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
431 to prevent PHI argument clash.
433 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
435 * config/arc/arc.opt (marclinux): Fix typo.
436 (marclinux_prof): Likewise.
438 2016-11-29 Jiong Wang <jiong.wang@arm.com>
440 * target.def (stack_protect_runtime_enabled_p): New.
441 * function.c (expand_function_end): Guard stack_protect_epilogue with
442 targetm.stack_protect_runtime_enabled_p.
443 * cfgexpand.c (pass_expand::execute): Likewise.
444 * calls.c (expand_call): Likewise.
445 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
446 * doc/tm.texi: Regenerate.
448 2016-11-29 Richard Biener <rguenther@suse.de>
451 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
453 2016-11-29 Janus Weil <janus@gcc.gnu.org>
455 * doc/contrib.texi: Add a few missing gfortran contributors.
457 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
459 * combine.c (change_zero_ext): Also handle extends from a subreg
460 to a mode bigger than that of the operand of the subreg.
462 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
465 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
466 stack_restore_tie insn instead of stack_tie, for the SVR4 and
468 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
470 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
472 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
473 head_components and tail_components.
474 (spread_components): New algorithm.
475 (emit_common_tails_for_components): Clear head_components and
477 (insert_prologue_epilogue_for_components): Write extra output to the
478 dump file for sibcalls and abnormal exits.
480 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
482 PR rtl-optimization/78342
483 * combine.c: Include "cfghooks.h".
484 (try_combine): If we create an unconditional trap, break the basic
485 block in two just after it, and remove the edge between; also, set
486 the *new_direct_jump_p flag so that cleanup_cfg is run.
488 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
490 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
493 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
495 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
496 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
497 output template string.
498 (*anddi_1): Use multi-line output template string.
501 2016-11-28 Jakub Jelinek <jakub@redhat.com>
504 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
505 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
506 note has been removed.
507 * postreload.c (reload_combine_recognize_pattern): If
508 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
510 2016-11-28 Martin Sebor <msebor@redhat.com>
513 * gimple-ssa-sprintf.c (target_max_value): Remove.
514 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
515 (get_width_and_precision): New function.
516 (format_integer, format_floating, get_string_length, format_string):
517 Correct handling of width and precision with unknown value.
518 (format_directive): Add warning.
519 (pass_sprintf_length::compute_format_length): Allow for precision
520 to consist of a sole period with no asterisk or digits after it.
522 2016-11-28 Jakub Jelinek <jakub@redhat.com>
524 PR rtl-optimization/78546
525 * simplify-rtx.c (neg_const_int): When negating most negative
526 number in mode wider than HOST_BITS_PER_WIDE_INT, use
527 simplify_const_unary_operation to produce CONST_DOUBLE or
529 (simplify_plus_minus): Handle the case where neg_const_int
530 doesn't return a CONST_INT.
532 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
535 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
536 left shifting of negative values.
538 2016-11-28 Jakub Jelinek <jakub@redhat.com>
541 * tree-nested.c (convert_local_reference_stmt): After adding
542 shared (FRAME.NN) clause to omp parallel, task or target,
543 add it also to all outer omp parallel, task or target constructs.
545 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
547 * config/i386/i386.md (UNSPEC_KMASKOP): New.
548 (UNSPEC_KMOV): Remove.
549 (kmovw): Expand to plain HImode move.
550 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
551 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
552 Remove corresponding clobber-removing splitter.
553 (*anddi_1): Remove mask register alternatives.
557 (*<any_or:code><mode>_1): Ditto.
558 (*<any_or:code>qi_1): Ditto.
559 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
560 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
561 Remove corresponding splitter to operation with general registers.
562 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
563 (*andn<SWI12:mode>): New pattern.
564 (*kxnor<mode>): Remove general register alternatives. Tag pattern
565 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
566 with general registers.
567 (knot<mode>): New insn pattern.
568 (*one_cmpl<mode>2_1): Remove mask register alternatives.
569 (one_cmplqi2_1): Ditto.
570 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
571 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
572 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
573 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
574 to generate kmaskop shift.
575 (vec_unpacks_hi_<mode>): Ditto.
576 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
578 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
579 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
580 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
582 2016-11-28 Richard Biener <rguenther@suse.de>
584 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
585 to SSA names via extract_range_from_ssa_name if allowed.
587 2016-11-28 Richard Biener <rguenther@suse.de>
589 PR tree-optimization/78542
590 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
593 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
595 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
596 isolates a single bit, even if the condition involves subregs.
598 2016-11-28 Tamar Christina <tamar.christina@arm.com>
600 * config/aarch64/aarch64-simd-builtins.def
601 (BSL_P): Added di and v2di mode.
602 * config/aarch64/arm_neon.h
603 (vsriq_n_p64, vsri_n_p64): Added poly type.
604 (vextq_p64, vext_p64): Likewise.
605 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
607 2016-11-28 Tamar Christina <tamar.christina@arm.com>
609 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
610 (TYPES_GETREGP): Likewise.
611 (TYPES_SHIFTINSERTP): Likewise.
612 (TYPES_COMBINEP): Likewise.
613 (TYPES_STORE1P): Likewise.
614 * config/aarch64/aarch64-simd-builtins.def
615 (combine): Added poly generator.
616 (get_dregoi): Likewise.
617 (get_dregci): Likewise.
618 (get_dregxi): Likewise.
622 * config/aarch64/arm_neon.h
623 (poly64x1x2_t, poly64x1x3_t): New.
624 (poly64x1x4_t, poly64x2x2_t): Likewise.
625 (poly64x2x3_t, poly64x2x4_t): Likewise.
626 (poly64x1_t): Likewise.
627 (vcreate_p64, vcombine_p64): Likewise.
628 (vdup_n_p64, vdupq_n_p64): Likewise.
629 (vld2_p64, vld2q_p64): Likewise.
630 (vld3_p64, vld3q_p64): Likewise.
631 (vld4_p64, vld4q_p64): Likewise.
632 (vld2_dup_p64, vld3_dup_p64): Likewise.
633 (vld4_dup_p64, vsli_n_p64): Likewise.
634 (vsliq_n_p64, vst1_p64): Likewise.
635 (vst1q_p64, vst2_p64): Likewise.
636 (vst3_p64, vst4_p64): Likewise.
637 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
638 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
639 (vget_lane_p64, vgetq_lane_p64): Likewise.
640 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
641 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
642 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
643 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
644 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
645 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
646 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
647 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
648 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
649 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
650 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
651 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
652 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
653 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
654 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
655 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
656 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
657 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
658 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
659 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
660 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
661 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
662 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
663 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
664 (vset_lane_p64, vsetq_lane_p64): Likewise.
665 (vget_low_p64, vget_high_p64): Likewise.
666 (vcombine_p64, vst2_lane_p64): Likewise.
667 (vst3_lane_p64, vst4_lane_p64): Likewise.
668 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
669 (vst4q_lane_p64, vget_lane_p64): Likewise.
670 (vget_laneq_p64, vset_lane_p64): Likewise.
671 (vset_laneq_p64, vcopy_lane_p64): Likewise.
672 (vcopy_laneq_p64, vdup_n_p64): Likewise.
673 (vdupq_n_p64, vdup_lane_p64): Likewise.
674 (vdup_laneq_p64, vld1_p64): Likewise.
675 (vld1q_p64, vld1_dup_p64): Likewise.
676 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
677 (vmov_n_p64, vmovq_n_p64): Likewise.
678 (vst3q_p64, vst4q_p64): Likewise.
679 (vld1_lane_p64, vld1q_lane_p64): Likewise.
680 (vst1_lane_p64, vst1q_lane_p64): Likewise.
681 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
682 (vdupq_laneq_p64): Likewise.
684 2016-11-28 Tamar Christina <tamar.christina@arm.com>
686 * config/arm/arm_neon.h (vget_lane_p64): New.
688 2016-11-28 Iain Sandoe <iain@codesourcery.com>
691 * configure.ac (with_ld64): Use portable method to extract the
692 major part of the version number.
693 * configure: Regenerated.
695 2016-11-28 Jakub Jelinek <jakub@redhat.com>
697 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
698 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
699 intmax_t couldn't be determined.
700 (format_integer): Make {,u}intmax_type_node no longer static,
701 initialize them only when needed. For z and t use
702 signed_or_unsigned_type_for instead of assuming size_t and
703 ptrdiff_t have the same precision.
706 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
707 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
708 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
709 vector instead of traversing m_classes hash table. Release
711 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
713 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
714 add it also to m_classes_vec vector.
715 (sem_item_optimizer::remove_symtab_node,
716 sem_item_optimizer::build_hash_based_classes,
717 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
718 (sem_item_optimizer::subdivide_classes_by_equality,
719 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
720 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
721 instead of traversing m_classes hash table. Formatting fixes.
722 (sem_item_optimizer::traverse_congruence_split,
723 sem_item_optimizer::do_congruence_step_for_index,
724 sem_item_optimizer::do_congruence_step): Formatting fixes.
725 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
726 vector instead of traversing m_classes hash table.
727 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
728 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
729 instead of traversing m_classes hash table.
731 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
733 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
734 X is not unused after.
736 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
738 PR rtl-optimization/78120
739 * rtlanal.c (insn_rtx_cost): Revert previous change.
741 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
744 * config/avr/avr.md (SPLIT34): New mode iterator.
745 (bitop): New code iterator.
746 (*iorhi3.ashift8-*). New insn-and-split patterns.
747 (*movhi): Post-reload split reg = 0.
748 [!MOVW]: Post-reload split reg = reg.
749 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
750 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
751 (iorhi3, iorpsi3, iorsi3): Same.
752 (xorhi3, xorpsi3, xorsi3): Same.
753 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
754 costs to *iorhi3.ashift8-* patterns.
756 2016-11-27 Iain Sandoe <iain@codesourcery.com>
757 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
760 * config.in: Regenerate
761 * config/darwin-driver.c (darwin_driver_init): Emit a version string
763 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
764 * config/darwin.opt(asm_macosx_version_min): New.
765 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
766 * configure: Regenerate
767 * configure.ac: Check for mmacosx-version-min handling.
769 2016-11-27 Iain Sandoe <iain@codesourcery.com>
772 * config/i386/i386.c (ix86_code_end): Note that we emitted code
773 where the function might otherwise appear empty for picbase thunks.
774 (ix86_output_function_epilogue): If we find a zero-sized function
775 assume that reaching it is UB and trap. If we find a trailing label
777 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
778 find a zero-sized function assume that reaching it is UB and trap.
779 If we find a trailing label, append a nop.
781 2016-11-27 Iain Sandoe <iain@codesourcery.com>
784 * config/darwin-sections.def (picbase_thunk_section): New.
785 * config/darwin.c (darwin_init_sections): Set up picbase thunk
786 section. (darwin_rodata_section, darwin_objc2_section,
787 machopic_select_section, darwin_asm_declare_constant_name,
788 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
789 coalesced with newer linkers.
790 (darwin_override_options): Decide on usage of coalesed sections
791 on the basis of the target linker version.
792 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
793 * config/darwin.opt (mtarget-linker): New.
794 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
795 a coalesced section, instead use a thunks section.
797 2016-11-27 Iain Sandoe <iain@codesourcery.com>
800 * configure.ac (with-ld64): New var, set for Darwin, set on
801 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
802 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
803 * config/darwin10.h(DEF_LD64): Update for this target version.
804 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
805 (DEF_LD64): Update for this target version.
806 * configure: Regenerated.
807 * config.in: Regenerated.
809 2016-11-27 Iain Sandoe <iain@codesourcery.com>
812 * config/darwin.c (imachopic_indirection_name): Make data
813 section indirections linker-visible.
814 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
815 constant labels linker-visible.
817 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
819 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
820 (free_lang_data): Remove assignment to ptrdiff_type_node.
822 2016-11-25 Jakub Jelinek <jakub@redhat.com>
824 PR rtl-optimization/78526
825 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
826 beyond val's precision.
828 PR rtl-optimization/78527
829 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
830 out of bounds shift count.
832 2016-11-25 Martin Liska <mliska@suse.cz>
835 * doc/invoke.texi (-fprofile-use): Fix reference to a section
836 where -fprofile-generate is documented.
838 2016-11-25 Martin Liska <mliska@suse.cz>
840 PR gcov-profile/78086
841 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
842 not supported by a target. Set priority to 100 if possible.
843 (build_gcov_exit_decl): Likewise.
845 2016-11-25 Richard Biener <rguenther@suse.de>
848 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
849 unary, binary and single RHSs.
850 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
852 2016-11-25 Bin Cheng <bin.cheng@arm.com>
857 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
858 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
859 and set it to result code if transformation is valid. Use code EQ
860 directly in last simplification case.
862 2016-11-25 Richard Biener <rguenther@suse.de>
864 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
865 before valueizing return stmts.
867 2016-11-24 Richard Biener <rguenther@suse.de>
869 PR tree-optimization/78343
870 * passes.def: Add CD-DCE pass after loop splitting.
871 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
872 SCEV init/finalize ...
873 (perform_tree_ssa_dce): ... here. Deal with being
874 executed inside the loop pipeline in aggressive mode.
876 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
878 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
880 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
882 PR tree-optimization/77673
883 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
884 (init_symbolic_number): Initialize src field from src parameter.
885 (perform_symbolic_merge): Select most dominated statement as the
886 source statement. Set src field of resulting n structure from the
887 input src with the lowest address.
888 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
889 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
890 of load from src field rather than insertion statement. Cancel
891 optimization if statement analyzed is not dominated by the insertion
893 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
894 dominance information.
896 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
899 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
901 2016-11-25 Martin Jambor <mjambor@suse.cz>
903 PR tree-optimization/70965
904 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
906 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
909 * config/i386/i386.c (i386_excess_precision): Do not return
910 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
911 EXCESS_PRECISION_TYPE_STANDARD.
912 * target.def (excess_precision): Document that targets should
913 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
914 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
915 Fix typo in first sentence.
916 * doc/tm.texi: Regenerate.
918 2016-11-25 Richard Biener <rguenther@suse.de>
920 PR tree-optimization/78396
921 * tree-vectorizer.c (vectorize_loops): When the if-converted
922 body contains masked loads or stores do not attempt to
923 basic-block-vectorize it.
925 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
926 Alan Hayward <alan.hayward@arm.com>
927 David Sherwood <david.sherwood@arm.com>
929 * function.h (spill_slot_alignment): Declare.
930 * function.c (spill_slot_alignment): New function.
931 * lra-spills.c (slot): Add align and size fields.
932 (assign_mem_slot): Use them in the call to assign_stack_local.
933 (add_pseudo_to_slot): Update the fields.
934 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
936 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
937 Alan Hayward <alan.hayward@arm.com>
938 David Sherwood <david.sherwood@arm.com>
940 * stor-layout.c (layout_type): Allow the caller to set the mode of
941 a float type. Only choose one here if the mode is still VOIDmode.
942 * tree.c (build_common_tree_nodes): Set the type mode of decimal
943 floats before calling layout_type.
944 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
946 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
948 * tree-tailcall.c (find_tail_calls): Allow calls to reference
949 local variables if all references are known to be direct.
951 2016-11-25 Jakub Jelinek <jakub@redhat.com>
952 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
955 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
956 non null and it's precision matches precision of lhs's type.
958 2016-11-24 Martin Sebor <msebor@redhat.com>
960 PR tree-optimization/78476
961 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
963 (handle_gimple_call): Adjust signature.
964 (try_substitute_return_value): Remove calls to bounded functions
965 with zero buffer size whose result is known.
966 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
968 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
970 * varasm.c (assemble_start_function): Wrap align_log definition in
971 ASM_OUTPUT_MAX_SKIP_ALIGN.
973 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
975 * config/i386/i386.md (wide AND insn to QImode splitter): Use
976 explicit mode macros.
977 (wide OR insn to QImode splitter): Ditto.
979 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
981 PR rtl-optimization/77541
982 * lra-constraints.c (struct input_reload): Add field match_p.
983 (get_reload_reg): Check modes of input reloads to generate unique
985 (match_reload): Add input reload pseudo for the current insn.
987 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
989 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
990 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
992 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
993 the aarch64_fp16_type_node, not all HFmode types.
994 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
995 (aarch64_scalar_mode_supported_p): Likewise.
996 (aarch64_excess_precision): New.
997 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
998 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
999 (TARGET_C_EXCESS_PRECISION): Likewise.
1001 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1003 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
1004 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1006 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1008 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
1009 (<optab>dihf2): Likewise.
1010 (aarch64_fp16_<optab><mode>hf2): New.
1012 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
1015 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
1017 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1019 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
1020 Enable REE at -O2 and higher.
1021 * config/sparc/sparc.c (sparc_option_override): Disable it by default
1024 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1028 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
1029 (new_temp_expr_table): Initialise reg_vars_cnt.
1030 (free_temp_expr_table): Release reg_vars_cnt.
1031 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
1033 (find_replaceable_in_bb): Use the above to record register variable
1034 write occurrences and cancel replacement across them.
1036 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1038 PR rtl-optimization/78437
1039 * ree.c (get_uses): New function.
1040 (combine_reaching_defs): When a copy is needed, return false if any
1041 reaching use of the source register reads it in a mode larger than
1042 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
1044 2016-11-24 Martin Liska <mliska@suse.cz>
1046 * gimple-pretty-print.c (dump_edge_probability): New function.
1047 (dump_gimple_switch): Dump label edge probabilities.
1048 (dump_gimple_cond): Likewise.
1049 (dump_gimple_label): Dump
1050 (dump_gimple_bb_header): Dump basic block frequency.
1051 (pp_cfg_jump): Replace e->dest argument with e.
1052 (dump_implicit_edges): Likewise.
1053 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
1054 Use gimple_bb (at) instead of at->bb.
1056 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1058 * common.opt (flimit-function-alignment): New.
1059 * doc/invoke.texi (-flimit-function-alignment): Document.
1060 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
1061 * final.c (shorten_branches): Set it.
1062 * varasm.c (assemble_start_function): Limit alignment if
1065 2016-11-24 Richard Biener <rguenther@suse.de>
1067 PR tree-optimization/71595
1068 * cfgloopmanip.h (remove_path): Add irred_invalidated and
1069 loop_closed_ssa_invalidated parameters, defaulted to NULL.
1070 * cfgloopmanip.c (remove_path): Likewise, pass them along to
1071 called functions. Only fix irred flags if the caller didn't
1073 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
1074 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
1077 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1079 PR rtl-optimization/78120
1080 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
1081 cases, and additionally test against max_seq_cost for speed
1083 (noce_process_if_block): Compute an estimate for the original cost when
1084 optimizing for speed, using the minimum of then and else block costs.
1086 PR rtl-optimization/78120
1087 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
1089 PR rtl-optimization/78120
1090 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
1092 2016-11-24 Bin Cheng <bin.cheng@arm.com>
1094 * match.pd: Refine type conversion in result expr for below pattern:
1095 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1097 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1100 * tree.h (wi::fits_to_boolean_p): New predicate.
1101 (wi::fits_to_tree_p): Use it for boolean types.
1102 * tree.c (int_fits_type_p): Likewise.
1104 2016-11-24 Martin Liska <mliska@suse.cz>
1106 * print-tree.c (struct bucket): Remove.
1107 (print_node): Add new argument which drives whether a tree node
1108 is printed briefly or not.
1109 (debug_tree): Replace a custom hash table with hash_set<T>.
1110 * print-tree.h (print_node): Add the argument.
1112 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
1114 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
1116 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
1119 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
1120 if it is at least NREGS wide.
1122 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1124 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
1125 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
1126 TFmode, IFmode and KFmode.
1128 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1130 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
1133 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1135 * combine.c (change_zero_ext): Only change the mode of a hard register
1136 destination if can_change_dest_mode holds for that.
1138 2016-11-23 Jeff Law <law@redhat.com>
1140 * varasm.c (assemble_name): Increase buffer size for name.
1142 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
1144 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
1146 * doc/extend.texi: Constify first argument to __builtin_object_size.
1148 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
1150 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
1151 to be used. Add brackets around macro argument.
1153 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1155 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
1157 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1160 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
1161 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
1163 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1166 * omp-low.c (build_outer_var_ref): Change lastprivate argument
1167 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
1168 on worksharing constructs, treat it like clauses on simd construct.
1170 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
1171 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
1172 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
1173 of true as last argument to build_outer_var_ref.
1175 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1177 * config/i386/i386.md (*movqi_internal): Calculate mode
1178 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
1179 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
1180 (*k<logic><mode>): Calculate mode attribute depending on
1181 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
1182 (*andqi_1): Calculate mode attribute of alternative 3 depending
1183 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
1184 (kandn<mode>): Calculate mode attribute of alternative 2 depending
1185 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
1186 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
1187 iterator. Calculate mode attribute of alternative 1 depending
1188 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
1189 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
1190 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
1192 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1195 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
1196 * tree-vrp.c (extract_range_basic): Handle case for
1197 CFN_BUILT_IN_STRLEN.
1199 2016-11-23 Jeff Law <law@redhat.com>
1201 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
1203 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
1204 in boolean context warning.
1206 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
1208 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1211 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
1212 (arm_fp16_type_node): ...This, make visibile.
1213 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
1215 (arm_init_simd_builtin_types): Likewise.
1216 (arm_init_fp16_builtins): Likewise.
1217 * config/arm/arm.c (arm_excess_precision): New.
1218 (arm_floatn_mode): Likewise.
1219 (TARGET_C_EXCESS_PRECISION): Likewise.
1220 (TARGET_FLOATN_MODE): Likewise.
1221 (arm_promoted_type): Only promote arm_fp16_type_node.
1222 * config/arm/arm.h (arm_fp16_type_node): Declare.
1224 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1226 * config/arm/arm.c (arm_convert_to_type): Delete.
1227 (TARGET_CONVERT_TO_TYPE): Delete.
1228 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
1229 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
1230 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
1231 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
1232 are in fast math mode, and have no single step hardware instruction.
1233 (extendhfdf2): Only expand through SFmode if we don't have a
1234 single-step hardware instruction.
1235 * config/arm/vfp.md (*truncdfhf2): New.
1236 (extendhfdf2): Likewise.
1238 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1240 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
1243 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1245 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
1246 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
1247 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
1248 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
1249 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
1250 * doc/tm.texi: Regenerate.
1251 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
1253 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1255 * toplev.c (init_excess_precision): Delete most logic.
1256 * tree.c (excess_precision_type): Rewrite to use
1257 TARGET_EXCESS_PRECISION.
1258 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
1259 more generic fashion.
1260 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
1261 __STDC_WANT_IEC_60559_TYPES_EXT__.
1263 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1265 * common.opt (fpermitted-flt-eval-methods): New.
1266 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
1267 * flag_types.h (permitted_flt_eval_methods): New.
1269 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1271 * config/m68k/m68k.c (m68k_excess_precision): New.
1272 (TARGET_C_EXCESS_PRECISION): Define.
1274 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1276 * config/s390/s390.c (s390_excess_precision): New.
1277 (TARGET_C_EXCESS_PRECISION): Define.
1279 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1281 * config/i386/i386.c (ix86_excess_precision): New.
1282 (TARGET_C_EXCESS_PRECISION): Define.
1284 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1286 * target.def (excess_precision): New hook.
1287 * target.h (flt_eval_method): New.
1288 (excess_precision_type): Likewise.
1289 * targhooks.c (default_excess_precision): New.
1290 * targhooks.h (default_excess_precision): New.
1291 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
1292 * doc/tm.texi: Regenerate.
1294 2016-11-23 Martin Sebor <msebor@redhat.com>
1297 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
1298 set the minimum number of bytes for an unknown string to zero.
1300 2016-11-23 Martin Jambor <mjambor@suse.cz>
1301 Martin Liska <mliska@suse.cz>
1303 * hsa-builtins.def: New file.
1304 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
1305 * builtins.def: Include hsa-builtins.def.
1306 (DEF_HSA_BUILTIN): New macro.
1307 * dumpfile.h (OPTGROUP_OPENMP): Define.
1308 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
1309 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
1310 GF_OMP_FOR_GRID_GROUP_ITER.
1311 (gimple_omp_for_grid_phony): Added checking assert.
1312 (gimple_omp_for_set_grid_phony): Likewise.
1313 (gimple_omp_for_grid_intra_group): New function.
1314 (gimple_omp_for_set_grid_intra_group): Likewise.
1315 (gimple_omp_for_grid_group_iter): Likewise.
1316 (gimple_omp_for_set_grid_group_iter): Likewise.
1317 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
1318 previosuly only distribute loop was permitted.
1319 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
1320 (grid_get_kernel_launch_attributes): Support multiple HSA grid
1322 (grid_expand_omp_for_loop): Likewise and also support standalone
1323 distribute constructs. New parameter INTRA_GROUP, updated both users.
1324 (grid_expand_target_grid_body): Support standalone distribute
1326 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
1327 (pass_data_expand_omp_ssa): Likewise.
1328 (pass_data_omp_device_lower): Likewsie.
1329 (pass_data_lower_omp): Likewise.
1330 (pass_data_diagnose_omp_blocks): Likewise.
1331 (pass_data_oacc_device_lower): Likewise.
1332 (pass_data_omp_target_link): Likewise.
1333 (grid_lastprivate_predicate): New function.
1334 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
1336 (lower_omp_for): Support standalone distribute constructs.
1337 (grid_prop): New type.
1338 (grid_safe_assignment_p): Check for assignments to group_sizes, new
1340 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
1342 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
1343 optimization info messages.
1344 (grid_find_single_omp_among_assignments): Likewise.
1345 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
1346 (grid_parallel_clauses_gridifiable): New function.
1347 (grid_inner_loop_gridifiable_p): Likewise.
1348 (grid_dist_follows_simple_pattern): Likewise.
1349 (grid_gfor_follows_tiling_pattern): Likewise.
1350 (grid_call_permissible_in_distribute_p): Likewise.
1351 (grid_handle_call_in_distribute): Likewise.
1352 (grid_dist_follows_tiling_pattern): Likewise.
1353 (grid_target_follows_gridifiable_pattern): Support standalone
1354 distribute constructs.
1355 (grid_var_segment): New enum.
1356 (grid_mark_variable_segment): New function.
1357 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
1358 if a new argument says so.
1359 (grid_process_grid_body): New function.
1360 (grid_eliminate_combined_simd_part): Likewise.
1361 (grid_mark_tiling_loops): Likewise.
1362 (grid_mark_tiling_parallels_and_loops): Likewise.
1363 (grid_process_kernel_body_copy): Support standalone distribute
1365 (grid_attempt_target_gridification): New grid variable holding overall
1366 gridification state. Support standalone distribute constructs and
1368 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
1369 * hsa.h (hsa_bb): Add method method append_phi.
1370 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
1371 occurences in all files too.
1372 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
1373 (is_a_helper <hsa_insn_br *>::test): New function.
1374 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
1375 branch instructions.
1376 (hsa_insn_signal): Make a direct descendant of
1377 hsa_insn_basic. Add memorder constructor parameter and
1378 m_memory_order and m_signalop member variables.
1379 (hsa_insn_queue): Changed constructor parameters to common form.
1380 Added m_segment and m_memory_order member variables.
1381 (hsa_summary_t): Add private member function
1382 process_gpu_implementation_attributes.
1383 (hsa_function_summary): Rename m_binded_function to
1385 (hsa_insn_basic_p): Remove typedef.
1386 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
1387 (hsa_op_reg_p): Remove typedef.
1388 (hsa_function_representation): Change hsa_op_reg_p into plain
1390 (hsa_insn_phi): Removed new and delete operators.
1391 (hsa_insn_br): Likewise.
1392 (hsa_insn_cbr): Likewise.
1393 (hsa_insn_sbr): Likewise.
1394 (hsa_insn_cmp): Likewise.
1395 (hsa_insn_mem): Likewise.
1396 (hsa_insn_atomic): Likewise.
1397 (hsa_insn_signal): Likewise.
1398 (hsa_insn_seg): Likewise.
1399 (hsa_insn_call): Likewise.
1400 (hsa_insn_arg_block): Likewise.
1401 (hsa_insn_comment): Likewise.
1402 (hsa_insn_srctype): Likewise.
1403 (hsa_insn_packed): Likewise.
1404 (hsa_insn_cvt): Likewise.
1405 (hsa_insn_alloca): Likewise.
1406 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
1407 (process_gpu_implementation_attributes): New function.
1408 (link_functions): Move some functionality into it. Adjust after
1409 renaming m_binded_functions to m_bound_functions.
1410 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
1411 to the list of instructions with no output registers.
1412 (get_in_type): Return this if it is a register of
1414 (hsa_get_declaration_name): Moved to...
1415 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
1416 temporary string on an obstack instead from ggc.
1417 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
1418 down to two overloads.
1419 (hsa_allocp_operand_address): Removed.
1420 (hsa_allocp_operand_immed): Likewise.
1421 (hsa_allocp_operand_reg): Likewise.
1422 (hsa_allocp_operand_code_list): Likewise.
1423 (hsa_allocp_operand_operand_list): Likewise.
1424 (hsa_allocp_inst_basic): Likewise.
1425 (hsa_allocp_inst_phi): Likewise.
1426 (hsa_allocp_inst_mem): Likewise.
1427 (hsa_allocp_inst_atomic): Likewise.
1428 (hsa_allocp_inst_signal): Likewise.
1429 (hsa_allocp_inst_seg): Likewise.
1430 (hsa_allocp_inst_cmp): Likewise.
1431 (hsa_allocp_inst_br): Likewise.
1432 (hsa_allocp_inst_sbr): Likewise.
1433 (hsa_allocp_inst_call): Likewise.
1434 (hsa_allocp_inst_arg_block): Likewise.
1435 (hsa_allocp_inst_comment): Likewise.
1436 (hsa_allocp_inst_queue): Likewise.
1437 (hsa_allocp_inst_srctype): Likewise.
1438 (hsa_allocp_inst_packed): Likewise.
1439 (hsa_allocp_inst_cvt): Likewise.
1440 (hsa_allocp_inst_alloca): Likewise.
1441 (hsa_allocp_bb): Likewise.
1443 (hsa_init_data_for_cfun): Initialize obstack.
1444 (hsa_deinit_data_for_cfun): Release memory of the obstack.
1445 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
1446 (hsa_op_reg::operator new): Likewise.
1447 (hsa_op_address::operator new): Likewise.
1448 (hsa_op_code_list::operator new): Likewise.
1449 (hsa_op_operand_list::operator new): Likewise.
1450 (hsa_insn_basic::operator new): Likewise.
1451 (hsa_insn_phi::operator new): Likewise.
1452 (hsa_insn_br::operator new): Likewise.
1453 (hsa_insn_sbr::operator new): Likewise.
1454 (hsa_insn_cmp::operator new): Likewise.
1455 (hsa_insn_mem::operator new): Likewise.
1456 (hsa_insn_atomic::operator new): Likewise.
1457 (hsa_insn_signal::operator new): Likewise.
1458 (hsa_insn_seg::operator new): Likewise.
1459 (hsa_insn_call::operator new): Likewise.
1460 (hsa_insn_arg_block::operator new): Likewise.
1461 (hsa_insn_comment::operator new): Likewise.
1462 (hsa_insn_srctype::operator new): Likewise.
1463 (hsa_insn_packed::operator new): Likewise.
1464 (hsa_insn_cvt::operator new): Likewise.
1465 (hsa_insn_alloca::operator new): Likewise.
1466 (hsa_init_new_bb): Likewise.
1467 (hsa_bb::append_phi): New function.
1468 (gen_hsa_phi_from_gimple_phi): Use it.
1469 (get_symbol_for_decl): Fix dinstinguishing between
1470 global and local functions. Put local variables into a segment
1471 according to their attribute or static flag, if there is one.
1472 (hsa_insn_br::hsa_insn_br): New.
1473 (hsa_insn_br::operator new): Likewise.
1474 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
1475 (query_hsa_grid_nodim): New function.
1476 (multiply_grid_dim_characteristics): Likewise.
1477 (gen_get_num_threads): Likewise.
1478 (gen_get_num_teams): Reimplemented.
1479 (gen_get_team_num): Likewise.
1480 (gen_hsa_insns_for_known_library_call): Updated calls to the above
1482 (get_memory_order_name): Removed.
1483 (get_memory_order): Likewise.
1484 (hsa_memorder_from_tree): New function.
1485 (gen_hsa_ternary_atomic_for_builtin): Renamed to
1486 gen_hsa_atomic_for_builtin, can also create signals.
1487 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
1488 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
1489 (hsa_insn_atomic): Fix function comment.
1490 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
1491 ancestor constructor and initialization of new member variables.
1492 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
1494 (hsa_get_host_function): Handle functions with no bound CPU
1495 implementation. Fix binded to bound.
1496 (get_brig_function_name): Likewise.
1497 (HSA_SORRY_ATV): Remove semicolon after macro.
1498 (HSA_SORRY_AT): Likewise.
1499 (omp_simple_builtin::generate): Add missing semicolons.
1500 (hsa_insn_phi::operator new): Removed.
1501 (hsa_insn_br::operator new): Likewise.
1502 (hsa_insn_cbr::operator new): Likewise.
1503 (hsa_insn_sbr::operator new): Likewise.
1504 (hsa_insn_cmp::operator new): Likewise.
1505 (hsa_insn_mem::operator new): Likewise.
1506 (hsa_insn_atomic::operator new): Likewise.
1507 (hsa_insn_signal::operator new): Likewise.
1508 (hsa_insn_seg::operator new): Likewise.
1509 (hsa_insn_call::operator new): Likewise.
1510 (hsa_insn_arg_block::operator new): Likewise.
1511 (hsa_insn_comment::operator new): Likewise.
1512 (hsa_insn_srctype::operator new): Likewise.
1513 (hsa_insn_packed::operator new): Likewise.
1514 (hsa_insn_cvt::operator new): Likewise.
1515 (hsa_insn_alloca::operator new): Likewise.
1516 (get_symbol_for_decl): Accept CONST_DECLs, put them to
1518 (gen_hsa_addr): Also process CONST_DECLs.
1519 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
1521 (gen_hsa_unary_operation): Make sure the function does
1522 not use bittype source type for firstbit and lastbit operations.
1523 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
1525 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
1527 (emit_branch_insn): Renamed to emit_cond_branch_insn.
1528 Emit the width stored in the class.
1529 (emit_generic_branch_insn): New function.
1530 (emit_insn): Call emit_generic_branch_insn.
1531 (emit_signal_insn): Remove obsolete comment. Update
1532 member variable name, pick a type according to profile.
1533 (emit_alloca_insn): Remove obsolete comment.
1534 (emit_atomic_insn): Likewise.
1535 (emit_queue_insn): Get segment and memory order from the IR object.
1536 (hsa_brig_section): Make allocate_new_chunk, chunks
1537 and cur_chunk provate, add a default NULL parameter to add method.
1538 (hsa_brig_section::add): Added a new parameter, store pointer to
1539 output data there if it is non-NULL.
1540 (emit_function_directives): Use this new parameter instead of
1541 calculating the pointer itself, fix function comment.
1542 (hsa_brig_emit_function): Add forgotten endian conversion.
1543 (hsa_output_kernels): Remove unnecessary building of
1544 kernel_dependencies_vector_type.
1545 (emit_immediate_operand): Declare.
1546 (emit_directive_variable): Also emit initializers of CONST_DECLs.
1547 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
1548 (verify_function_arguments): Properly detect variadic
1550 * hsa-dump.c (hsa_width_specifier_name): New function.
1551 (dump_hsa_insn_1): Dump generic branch instructions, update signal
1552 member variable name. Special dumping for queue objects.
1553 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
1554 m_binded_functions to m_bound_functions. Copy externally visible flag
1556 (ipa_hsa_write_summary): Likewise.
1557 (ipa_hsa_read_section): Likewise.
1559 2016-11-23 Richard Biener <rguenther@suse.de>
1561 PR tree-optimization/78396
1562 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
1563 vectorize try vectorizing an if-converted body using BB vectorization.
1565 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1566 Alan Hayward <alan.hayward@arm.com>
1567 David Sherwood <david.sherwood@arm.com>
1569 * rtlanal.c (subreg_get_info): Use more local variables.
1570 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
1571 occupies at least one register. Assume that full hard registers
1572 have consistent endianness. Share previously-duplicated if block.
1573 Rework the main handling so that it operates on independently-
1574 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
1575 to check lowpart offsets, without trying to find an equivalent
1576 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
1577 as a final register-endianness correction.
1579 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1585 * combine.c (make_compound_operation_int): Do not convert a subreg of
1586 a non-constant logical shift right to a zero_extract. Handle the case
1587 where some zero bits have been shifted into the range covered by that
1590 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
1591 Alan Hayward <alan.hayward@arm.com>
1592 David Sherwood <david.sherwood@arm.com>
1594 * rtl.h (subreg_size_offset_from_lsb): Declare.
1595 (subreg_offset_from_lsb): New function.
1596 (subreg_size_lowpart_offset): Declare.
1597 (subreg_lowpart_offset): Turn into an inline function.
1598 (subreg_size_highpart_offset): Declare.
1599 (subreg_highpart_offset): Turn into an inline function.
1600 * emit-rtl.c (subreg_size_lowpart_offset): New function.
1601 (subreg_size_highpart_offset): Likewise
1602 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
1604 2016-11-23 Richard Biener <rguenther@suse.de>
1606 PR tree-optimization/78482
1607 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
1608 (remove_forwarder_block_with_phi): When merging with a loop
1609 header creates a new latch reset number of iteration information
1612 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
1614 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
1615 (*ashrsi3_extend0): ...this. Accept constant integers.
1616 (*ashrsi3_extend2): Rename to...
1617 (*ashrsi3_extend1): ...this.
1618 (*ashrsi3_extend2): New pattern.
1619 (*lshrsi3_extend1): Accept constant integers.
1620 (*lshrsi3_extend2): Fix condition on operand 2.
1622 2016-11-23 Martin Liska <mliska@suse.cz>
1624 * config/i386/i386.c: Initialize function pointer to NULL.
1626 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1628 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1629 for A == C1 ? A : C2 to below.
1630 * match.pd: Move from above to here:
1631 (cond (eq (convert1? x) c1) (convert2? x) c2)
1632 -> (cond (eq x c1) c1 c2).
1634 2016-11-23 Bin Cheng <bin.cheng@arm.com>
1636 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
1637 for A cmp C1 ? A : C2 to below, also simplify remaining code.
1638 * match.pd: Move and extend simplification from above to here:
1639 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1640 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
1641 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
1643 2016-11-23 Martin Liska <mliska@suse.cz>
1644 Martin Jambor <mjambor@suse.cz>
1646 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
1648 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
1651 * opts.c (finish_options): Set -fsyntax-only if running self tests.
1653 2016-11-23 Richard Biener <rguenther@suse.de>
1656 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
1657 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
1659 2016-11-23 Richard Biener <rguenther@suse.de>
1662 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
1665 2016-11-23 Richard Biener <rguenther@suse.de>
1666 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
1668 PR tree-optimization/78154
1669 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
1670 returns it's argument and the argument is nonnull.
1671 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
1672 ATT_RETNONNULL_NOTHROW_LEAF.
1673 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
1674 ATTR_RETNONNULL_NOTHROW_LEAF.
1675 (BUILT_IN_STPCPY): Likewise.
1676 (BUILT_IN_STPNCPY): Likewise.
1677 (BUILT_IN_MEMPCPY_CHK): Likewise.
1678 (BUILT_IN_STPCPY_CHK): Likewise.
1679 (BUILT_IN_STPNCPY_CHK): Likewise.
1680 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
1681 (BUILT_IN_STRNCAT): Likewise.
1682 (BUILT_IN_STRNCPY): Likewise.
1683 (BUILT_IN_MEMSET_CHK): Likewise.
1684 (BUILT_IN_STRCAT_CHK): Likewise.
1685 (BUILT_IN_STRCPY_CHK): Likewise.
1686 (BUILT_IN_STRNCAT_CHK): Likewise.
1687 (BUILT_IN_STRNCPY_CHK): Likewise.
1689 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
1691 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
1692 * fold-const.h (tree_expr_nonzero_p) : Declare.
1693 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
1695 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
1697 * system.h (HAVE_DESIGNATED_INITIALIZERS,
1698 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
1699 "defined" in macros.
1700 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
1701 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
1702 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
1704 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
1707 * config/avr/constraints.md (Csp): Widen range to [-11..6].
1708 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
1709 of RCALLs in prologue to 3.
1711 2016-11-22 Michael Collison <michael.collison@arm.com>
1713 * config/aarch64/aarch64-protos.h
1714 (aarch64_and_split_imm1, aarch64_and_split_imm2)
1715 (aarch64_and_bitmask_imm): New prototypes
1716 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
1717 New overloaded function to create bit mask covering the
1718 lowest to highest bits set.
1719 (aarch64_and_split_imm2): New overloaded functions to create bit
1720 mask of zeros between first and last bit set.
1721 (aarch64_and_bitmask_imm): New function to determine if a integer
1722 is a valid two instruction "and" operation.
1723 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
1724 allowing wider range of constants with "and" operations.
1725 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
1726 "and" operator from matching restricted constant range used for
1727 ior and xor operators.
1728 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
1729 for constants in "and" operantions.
1730 (UsP constraint): New DImode constraint for constants
1731 in "and" operations.
1732 * config/aarch64/iterators.md (lconst2): New mode iterator.
1733 (LOGICAL2): New code iterator.
1734 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
1736 (aarch64_logical_and_operand): New predicate allowing extended
1737 constants for "and" operations.
1739 2016-11-22 Walter Lee <walt@tilera.com>
1741 * config/tilegx/tilegx.md (trap): New pattern.
1742 * config/tilepro/tilepro.md (trap): Likewise.
1744 2016-11-22 Walter Lee <walt@tilera.com>
1746 * config/tilegx/tilegx.md (*zero_extract): Use
1747 define_insn_and_split instead of define_insn; Handle pos + size >
1749 (*sign_extract): Likewise.
1751 2016-11-22 Marek Polacek <polacek@redhat.com>
1753 PR tree-optimization/78455
1754 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
1756 2016-11-22 Ian Lance Taylor <iant@golang.org>
1760 * godump.c (go_format_type): Always pass alignment as 1 when
1761 calling go_append_padding at end of struct/union.
1763 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1766 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
1767 _mm512_setzero_hi): Removed.
1768 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
1769 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
1770 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
1771 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
1772 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
1773 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
1774 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
1775 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
1776 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
1777 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
1778 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
1779 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
1780 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
1781 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
1782 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
1783 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
1784 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
1785 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
1786 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
1787 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
1788 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
1789 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
1790 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
1791 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
1792 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
1793 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
1794 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
1795 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
1796 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
1797 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
1798 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
1799 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
1800 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
1801 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
1802 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
1803 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
1804 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1805 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1806 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1807 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
1808 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
1809 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
1810 _mm512_setzero_qi or _mm512_setzero_hi.
1811 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
1812 _mm512_maskz_dbsad_epu8): Formatting fixes.
1813 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
1814 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
1815 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
1816 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
1817 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
1818 _mm512_setzero_qi or _mm512_setzero_hi.
1820 2016-11-22 Nathan Sidwell <nathan@acm.org>
1822 * gcc-ar.c (main): Fix indentation.
1823 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
1824 * ggc-page.c (move_ptes_to_front): Fix formatting.
1825 * hsa-dump.c (dump_has_cfun): Fix indentation.
1826 * sel-sched-ir.h: Remove trailing blank lines.
1828 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1829 Alexander Monakov <amonakov@ispras.ru>
1831 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
1832 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
1833 (omp_clause_code_name): Add _simt_ name.
1834 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
1835 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
1836 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
1837 (scan_omp_simd): New function.
1838 (scan_omp_1_stmt): Use it in target regions if needed.
1839 (omp_max_vf): Don't max with omp_max_simt_vf.
1840 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
1841 OMP_CLAUSE__SIMT_ is present.
1842 (lower_rec_input_clauses): Compute maybe_simt from presence of
1844 (lower_lastprivate_clauses): Likewise.
1845 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
1846 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
1847 * internal-fn.def (GOMP_USE_SIMT): New internal function.
1848 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
1850 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
1852 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
1853 (expand_GOMP_SIMT_VF): New.
1854 (expand_GOMP_SIMT_LAST_LANE): New.
1855 (expand_GOMP_SIMT_ORDERED_PRED): New.
1856 (expand_GOMP_SIMT_VOTE_ANY): New.
1857 (expand_GOMP_SIMT_XCHG_BFLY): New.
1858 (expand_GOMP_SIMT_XCHG_IDX): New.
1859 * internal-fn.def (GOMP_SIMT_LANE): New.
1860 (GOMP_SIMT_VF): New.
1861 (GOMP_SIMT_LAST_LANE): New.
1862 (GOMP_SIMT_ORDERED_PRED): New.
1863 (GOMP_SIMT_VOTE_ANY): New.
1864 (GOMP_SIMT_XCHG_BFLY): New.
1865 (GOMP_SIMT_XCHG_IDX): New.
1866 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
1867 (create_omp_child_function): ...here. Set "omp target entrypoint"
1868 or "omp declare target" attribute based on is_gimple_omp_offloaded.
1869 (omp_max_simt_vf): New. Use it...
1870 (omp_max_vf): ...here.
1871 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
1872 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
1873 (lower_omp_ordered): Likewise, for "ordered" lowering.
1874 (expand_omp_simd): Add SIMT transforms.
1875 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
1876 (execute_omp_device_lower): New.
1877 (pass_data_omp_device_lower): New.
1878 (pass_omp_device_lower): New pass.
1879 (make_pass_omp_device_lower): New.
1880 * passes.def (pass_omp_device_lower): Position new pass.
1881 * tree-pass.h (PROP_gimple_lomp_dev): Define.
1882 (make_pass_omp_device_lower): Declare.
1884 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1887 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
1888 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
1890 (_mm_maskz_load_epi64): Likewise.
1891 (_mm_setzero_hi): Removed.
1892 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
1894 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
1895 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
1896 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
1897 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
1898 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
1899 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
1900 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
1901 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
1902 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1903 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
1904 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
1906 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
1907 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
1908 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
1909 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
1910 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
1911 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
1912 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
1913 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
1914 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
1915 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
1916 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
1917 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1918 instead of _mm_setzero_hi.
1919 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
1920 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
1921 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
1922 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
1923 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
1924 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
1925 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
1926 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
1927 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
1928 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
1929 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
1930 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
1931 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
1932 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
1933 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
1934 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
1935 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
1936 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
1937 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
1938 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
1939 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
1940 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
1941 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
1942 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
1943 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1944 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
1946 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1947 instead of _mm_setzero_hi.
1948 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
1949 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
1950 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
1951 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1952 _mm_setzero_si128 instead of _mm_setzero_di.
1953 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
1954 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
1955 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
1956 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
1957 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
1958 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
1959 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
1960 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
1961 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
1962 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
1963 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
1964 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
1965 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
1966 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
1967 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
1968 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
1969 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
1970 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
1971 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
1972 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
1973 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
1974 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
1975 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
1976 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
1977 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
1978 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
1979 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
1980 _mm512_maskz_insertf32x8): Formatting fixes.
1981 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1982 _mm_setzero_si128 instead of _mm_setzero_di.
1983 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
1984 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
1985 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
1986 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
1987 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
1988 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
1989 _mm_setzero_si128 instead of _mm_setzero_di.
1990 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
1992 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
1993 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
1994 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
1995 _mm_setzero_si128 instead of _mm_setzero_hi.
1996 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
1997 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
1998 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
1999 instead of _mm_setzero_di.
2000 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
2001 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
2003 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
2004 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
2006 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
2008 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
2009 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
2010 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
2012 2016-11-22 Carl Love <cel@us.ibm.com>
2014 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
2015 equal and vector compare not equal. The vector compares take two
2016 arguments of type vector bool char, vector bool short, vector bool int,
2017 vector bool long long with the same return type.
2018 * doc/extend.texi: Update built-in documentation file for the new
2021 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
2023 * Makefile.in ($(lang_checks_parallelized)): Fix detection
2026 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2028 * config.gcc: Allow new rmprofile value for configure option
2029 --with-multilib-list.
2030 * config/arm/t-rmprofile: New file.
2031 * doc/install.texi (--with-multilib-list): Document new rmprofile value
2034 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2037 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
2038 register operand in alternatives 4,5,6.
2040 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2043 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
2044 in save register mask if it is needed.
2046 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2048 PR tree-optimization/78436
2049 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
2050 (shift_bytes_in_array, shift_bytes_in_array_right,
2051 merged_store_group::apply_stores): Formatting fixes.
2052 (clear_bit_region): Likewise. Use memset.
2053 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
2054 instead of EXPR and inerted instead of inserted. Use memset instead
2055 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
2059 * expmed.c (expand_divmod): Use wide_int for computation of
2060 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
2061 Use size <= HOST_BITS_PER_WIDE_INT instead of
2062 HOST_BITS_PER_WIDE_INT >= size.
2064 PR tree-optimization/78445
2065 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
2066 any_complicated_phi, version loop even if flag_tree_loop_if_convert
2067 is 1. Formatting fix.
2069 2016-11-22 Martin Liska <mliska@suse.cz>
2072 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
2073 (sem_function::get_hash): Use the new field.
2074 (sem_function::parse): Remove an argument from ctor.
2075 (sem_variable::parse): Likewise.
2076 (sem_variable::get_hash): Use the new field.
2077 (sem_item_optimizer::read_section): Use new ctor and set hash.
2078 * ipa-icf.h: _hash is removed from sem_item::sem_item,
2079 sem_variable::sem_variable, sem_function::sem_function.
2081 2016-11-21 Jeff Law <law@redhat.com>
2084 * config/cris/cris.md: Don't call copy_to_mode_reg unless
2085 can_create_pseudo_p is true.
2087 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2090 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
2091 *rotldi3_insert_7): New define_insns.
2093 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2095 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
2096 so that DImode can be allocated to FP/vector registers in more
2097 cases, and we can avoid direct move operations. If the register
2098 needs reloading, prefer GPRs over FP/vector registers. In the
2099 case of FPR vs. Altivec registers, prefer FPR registers unless we
2100 have the ISA 3.0 reg+offset scalar instructions.
2101 (movdi_internal64): Likewise.
2103 2016-11-21 Jakub Jelinek <jakub@redhat.com>
2106 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
2107 for tmp simd array if DECL_NAME (parm) is NULL.
2109 2016-11-20 Jeff Law <law@redhat.com>
2112 * config/m68k/predicates.md (swap_peephole_relational_operator): New
2114 * config/m68k/m68k.md (relational tests against 65535/65536): New
2117 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2119 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
2121 2016-11-21 Martin Sebor <msebor@redhat.com>
2123 * doc/invoke.texi (-fprintf-return-value): Document that option
2124 is enabled by default.
2126 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2128 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
2129 for-loop declaration of loop variable.
2130 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
2131 * config/avr/avr.c (avr_popcount_each_byte)
2132 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
2133 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
2134 (avr_expand_epilogue, avr_function_arg_advance)
2135 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
2136 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
2137 (avr_adjust_reg_alloc_order, output_reload_in_const)
2138 (avr_conditional_register_usage, avr_find_unused_d_reg)
2139 (avr_map_decompose, avr_fold_builtin): Same.
2141 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2143 * config/avr/avr.c (avr_popcount): Remove static function.
2144 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
2146 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
2148 * arm.opt (mapcs-float): Delete option.
2149 * arm.c (arm_option_override): Remove hunk relating to
2151 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
2153 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
2155 * tree-tailcall.c (process_assignment): Simplify the check for
2156 a valid copy, allowing the source to be a local variable as
2157 well as an SSA name.
2158 (find_tail_calls): Allow copies between local variables to follow
2159 the call. Allow the result to be stored in any local variable,
2160 even if it's an aggregate.
2161 (eliminate_tail_call): Check whether the result is an SSA name
2162 before updating its SSA_NAME_DEF_STMT.
2164 2016-11-21 David Malcolm <dmalcolm@redhat.com>
2166 PR preprocessor/78324
2167 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2168 -ftrack-macro-expansion has a value other than 2.
2170 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2172 PR rtl-optimization/78400
2173 * shrink-wrap.c (try_shrink_wrapping_separate): Call
2174 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
2175 and df_update_exit_block_uses.
2177 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2180 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
2181 new default-enabled warning..
2182 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
2183 (BT_PTR_CONST_STRING): Updated.
2184 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
2185 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
2186 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
2187 (strftime): Update builtin function.
2188 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
2189 * tree.h (const_tm_ptr_type_node): New type node.
2190 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
2191 const_tm_ptr_type_node.
2193 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2195 PR tree-optimization/78413
2196 * tree-if-conv.c (versionable_outer_loop_p): Require that both
2197 inner and outer loop latches have single predecessors.
2199 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2202 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
2203 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
2205 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2207 * rtl.h: Adjust prototype.
2208 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
2209 (dead_or_set_regno_p): Likewise.
2211 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2213 * rtl.h: Adjust prototype.
2214 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
2216 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2218 * function.c (contains): Change argument type to rtx_insn *.
2219 (prologue_contains): Likewise.
2220 (epilogue_contains): Likewise.
2221 (prologue_epilogue_contains): Likewise.
2222 * function.h: Adjust prototype.
2224 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2226 * optabs.c (emit_libcall_block): Change argument type to
2228 * optabs.h: Adjust prototype.
2230 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2232 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
2233 (fixup_reorder_chain): Adjust.
2234 * cfgrtl.h: Adjust prototype.
2236 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2238 * rtl.h: Adjust prototype.
2239 * rtlanal.c (replace_label_in_insn): Change argument type to
2242 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2244 * config/v850/v850.c (expand_prologue): Adjust.
2245 (expand_epilogue): Likewise.
2246 * expr.c (init_expr_target): Likewise.
2247 * genrecog.c (print_subroutine): Always make the argument type
2249 * recog.h: Adjust prototype.
2251 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2253 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
2254 up variables to make some rtx_insn *.
2255 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
2256 * config/arc/arc.c: Likewise.
2257 * config/arm/arm.c: Likewise.
2258 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
2259 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
2261 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
2263 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2265 * config/arm/arm.c (legitimize_pic_address): Change to use
2266 rtx_insn * as the type of variables.
2267 (arm_pic_static_addr): Likewise.
2268 (arm_emit_movpair): Likewise.
2269 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2270 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
2271 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
2272 * config/frv/frv.md: Likewise.
2273 * config/i386/i386-protos.h: Likewise.
2274 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
2275 (ix86_split_fp_branch): Likewise.
2276 (predict_jump): Likewise.
2277 * config/ia64/ia64.c: Likewise.
2278 * config/mcore/mcore.c: Likewise.
2279 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
2280 * config/s390/s390.c: Likewise.
2281 * config/s390/s390.md: Likewise.
2282 * config/spu/spu.md: Likewise.
2283 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
2284 * lower-subreg.c (resolve_simple_move): Likewise.
2286 2016-11-20 Jeff Law <law@redhat.com>
2289 * reload.h (struct target_reload): Make x_double_reg_address_ok
2291 * reload.c (find_reloads_address): Check if double_reg_address_ok
2292 is true for the mode of the memory reference.
2293 * reload1.c (init_reload): Initialize double_reg_address_ok for
2296 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
2299 * tree-ssa-uninit.c: Define new global max_phi_args.
2300 (compute_uninit_opnds_pos): Use max_phi_args.
2301 (prune_uninit_phi_opnds): Same.
2302 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
2303 missing NUM_PREDS in function comment.
2304 (can_one_predicate_be_invalidated_p): New.
2305 (can_chain_union_be_invalidated_p): New.
2306 (flatten_out_predicate_chains): New.
2307 (uninit_ops_invalidate_phi_use): New.
2308 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
2310 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2312 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
2313 * match.pd (A /[ex] B CMP C): New simplifications.
2315 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2317 * match.pd (0 / X, X / X, X % X): New simplifications.
2319 2016-11-19 Jakub Jelinek <jakub@redhat.com>
2321 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
2322 when checking if callee's isa flags are subset of caller's isa flags.
2323 Fix comment wording.
2325 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
2326 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
2327 instead and using = 0 instead of &= 0.
2329 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
2330 ix86_add_new_builtins): Formatting fixes.
2331 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
2332 (ix86_get_builtin): Likewise.
2334 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
2335 don't initialize it, don't use it for the case where it isn't
2336 provable %{z} nor using the same argument, instead move merge
2337 argument into a new pseudo and use that as target. Formatting fixes.
2339 2016-11-19 Jeff Law <law@redhat.com>
2342 * config/m68k/m68k.md (bsetdreg): New pattern.
2343 (bchgdreg, bclrdreg): Likewise.
2345 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
2348 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
2349 instead of force_reg.
2350 (sh_expand_setmem): Likewise.
2352 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
2354 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
2356 2016-11-18 Walter Lee <walt@tilera.com>
2358 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
2359 end-of-bundle marker for consecutive barriers.
2361 2016-11-18 Walter Lee <walt@tilera.com>
2363 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
2365 2016-11-18 Jakub Jelinek <jakub@redhat.com>
2368 * multiple_target.c (get_attr_len): Start with argnum and increment
2369 argnum on every arg. Use strchr in a loop instead of counting commas
2371 (get_attr_str): Increment argnum for every comma in the string.
2372 (separate_attrs): Use for instead of while loop, simplify.
2373 (expand_target_clones): Rename defenition argument to definition.
2374 Free attrs and attr_str even when diagnosing errors. Temporarily
2375 change input_location around targetm.target_option.valid_attribute_p
2376 calls. Don't emit warning or errors if that function fails.
2378 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
2381 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
2382 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
2383 abbrev_opt_base_type_end only by increasing die_abbrev, before
2385 (optimize_abbrev_table): Don't change abbrev numbers of
2386 base types and CU or optimize implicit consts in them if
2387 calc_base_type_die_sizes has been called during build_abbrev_table.
2388 (calc_base_type_die_sizes): If abbrev_opt_start, set
2389 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
2391 2016-11-18 Jeff Law <law@redhat.com>
2394 * config/m68k/m68k.c (moveq feeding equality comparison): New
2396 * config/m68k/predicates.md (addq_subq_operand): New predicate.
2397 (equality_comparison_operator): Likewise.
2399 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2401 * rtlanal.c (load_extend_op): Move to...
2402 * rtl.h: ...here and make inline.
2404 2016-11-18 Terry Guo <terry.guo@arm.com>
2405 Thomas Preud'homme <thomas.preudhomme@arm.com>
2407 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
2408 * config/arm/arm-opts.h: Include arm-flags.h.
2409 (struct arm_arch_core_flag): Define.
2410 (arm_arch_core_flags): Define.
2411 * config/arm/arm-protos.h: Include arm-flags.h
2412 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
2413 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
2414 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
2415 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
2416 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
2417 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
2418 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
2419 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
2420 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
2421 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
2422 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
2423 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
2424 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
2425 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
2426 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
2427 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
2428 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
2429 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
2430 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
2431 ARM_FSET_CPU_SUBSET): Move to ...
2432 * config/arm/arm-flags.h: This new file.
2433 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
2434 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
2435 (TARGET_MODE_SPECS): Define.
2436 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
2438 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2440 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
2441 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
2442 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
2443 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
2444 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
2445 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
2446 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
2447 missing and make value unsigned.
2448 (arm_feature_set): Use unsigned entries instead of unsigned long.
2450 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2452 Re-apply after PR bootstrap/77359 is fixed:
2453 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2455 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2456 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
2459 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2462 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
2463 variables in functions calling alloca. Also update the ASCII
2465 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
2466 (STACK_DYNAMIC_OFFSET): Likewise.
2467 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
2468 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
2471 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2472 Alan Hayward <alan.hayward@arm.com>
2473 David Sherwood <david.sherwood@arm.com>
2475 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
2476 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
2477 (add_const_value_attribute): Likewise.
2478 * explow.c (plus_constant): Likewise.
2479 * expmed.c (expand_mult, make_tree): Likewise.
2480 * expr.c (convert_modes): Likewise.
2481 * loop-doloop.c (doloop_optimize): Likewise.
2482 * postreload.c (reload_cse_simplify_set): Likewise.
2483 * simplify-rtx.c (simplify_const_unary_operation): Likewise
2484 (simplify_binary_operation_1, simplify_const_binary_operation):
2486 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
2487 * wide-int.h: Update documentation to recommend rtx_mode_t
2488 instead of std::make_pair.
2490 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2491 Alan Hayward <alan.hayward@arm.com>
2492 David Sherwood <david.sherwood@arm.com>
2494 * tree.h (SET_DECL_MODE): New macro.
2495 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
2496 (expand_gimple_basic_block): Likewise.
2497 * function.c (split_complex_args): Likeise.
2498 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
2499 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
2500 * stor-layout.c (layout_decl, relayout_decl): Likewise.
2501 (finish_bitfield_representative): Likewise.
2502 * tree.c (make_node_stat): Likewise.
2503 * tree-inline.c (remap_ssa_name): Likewise.
2504 (tree_function_versioning): Likewise.
2505 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
2506 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
2507 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2508 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
2509 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
2510 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
2511 * varasm.c (make_debug_expr_from_rtl): Likewise.
2513 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
2515 PR rtl-optimization/71785
2516 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
2517 (duplicate_computed_gotos): New function.
2518 (pass_duplicate_computed_gotos::execute): Rewrite.
2520 2016-11-17 Jeff Law <law@redhat.com>
2523 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
2524 barrier prior to deallocating the stack.
2526 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
2528 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
2529 to make better use of cmem loads in the case where a single bit is
2531 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
2533 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
2535 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
2537 (isa_names_table): Handle new features.
2539 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
2540 Andrew Senkevich <andrew.senkevich@intel.com>
2542 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
2543 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
2544 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
2545 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
2546 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
2547 * config/i386/avx5124fmapsintrin.h: New file.
2548 * config/i386/avx5124vnniwintrin.h: Ditto.
2549 * config/i386/constraints.md (h): New constraint.
2550 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
2551 * config/i386/driver-i386.c (host_detect_local_cpu):
2552 Detect avx5124fmaps, avx5124vnniw.
2553 * config/i386/i386-builtin-types.def: Add types
2554 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
2555 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
2556 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
2557 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
2558 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
2559 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
2560 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
2561 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
2562 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
2563 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
2564 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
2565 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
2566 __builtin_ia32_vp4dpwssds_mask): New.
2567 * config/i386/i386-c.c (ix86_target_macros_internal):
2568 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
2569 * config/i386/i386-modes.def: Fixed comment typos, added new
2570 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
2571 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
2573 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
2574 (ix86_option_override_internal): Handle new options.
2575 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
2577 (ix86_expand_builtin): Handle new builtins.
2578 (ix86_additional_allocno_class_p): New.
2579 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
2580 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
2581 (reg_class): Add MOD4_SSE_REGS.
2582 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
2583 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
2584 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
2585 avx5124vnniwintrin.h.
2586 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
2587 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
2588 (define_mode_iterator IMOD4): New.
2589 (define_mode_attr imod4_narrow): Ditto.
2590 (define_insn "mov<mode>"): Ditto.
2591 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
2592 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
2593 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
2594 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
2595 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
2596 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
2597 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
2598 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
2599 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
2600 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
2601 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
2602 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
2603 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
2604 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
2605 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
2606 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
2607 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
2608 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
2609 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
2610 * genmodes.c (mode_size_inline): Extend return type.
2611 * machmode.h (mode_size, mode_base_align): Extend type.
2613 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2616 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
2617 the appropriate checks for SFmode/DFmode load/stores in GPR
2619 (fusion_addis_mem_combo_store): Likewise.
2620 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
2621 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
2622 d-form instructions for traditional Altivec registers.
2623 (emit_fusion_p9_load): Likewise.
2624 (emit_fusion_p9_store): Likewise.
2625 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
2626 early clobber from scratch register. Do not match if the register
2627 being stored is the scratch register.
2628 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
2629 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
2630 instructions for traditional Altivec registers.
2631 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
2632 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2633 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2635 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2638 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
2639 being live in the function and lr needing to be saved. Distinguish
2640 between already saved pushable registers and registers to push.
2641 Check for LR being an available pushable register.
2643 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2645 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
2646 string input is a string constant.
2647 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
2648 via cmpstrnsi even if neither string is constant.
2650 2016-11-17 Jakub Jelinek <jakub@redhat.com>
2653 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
2654 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
2655 instead, return false if it is NULL, or doesn't fit into uhwi, or
2656 is larger or equal to targetm.max_anchor_offset.
2658 2016-11-17 Pip Cet <pipcet@gmail.com>
2659 Eric Botcazou <ebotcazou@adacore.com>
2661 PR rtl-optimization/78355
2662 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
2663 needs to deal with unaligned accesses.
2664 * doc/tm.texi: Regenerate.
2665 * lra-constraints.c (simplify_operand_subreg): Only invoke
2666 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
2668 2016-11-17 David Malcolm <dmalcolm@redhat.com>
2670 * input.c (selftest::test_lexer_string_locations_long_line): New
2672 (selftest::test_lexer_string_locations_raw_string_multiline): New
2674 (selftest::input_c_tests): Call the new functions, via
2675 for_each_line_table_case.
2677 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2679 * config/aarch64/aarch64.md (mov<mode>): Call
2680 aarch64_split_dimode_const_store on DImode constant stores.
2681 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
2683 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
2686 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2687 Richard Biener <rguenther@suse.de>
2689 PR tree-optimization/77848
2690 * tree-if-conv.c (tree_if_conversion): Always version loops unless
2691 the user specified -ftree-loop-if-convert.
2693 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
2696 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
2697 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
2698 *thumb2_strd_base_neg): Recognize insn regardless of
2699 current_tune->prefer_ldrd_strd.
2700 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
2703 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2705 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
2708 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
2710 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
2712 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
2713 * config/arc/arc-cpus.def (quarkse_em): Add.
2714 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
2715 * config/arc/arc-opts.h (FPX_QK): Define.
2716 * config/arc/arc-tables.opt: Regenerate.
2717 * config/arc/arc.c (gen_compare_reg): Change.
2718 (arc_register_move_cost): Avoid Dy,Dx moves.
2719 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
2720 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
2721 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
2723 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
2724 (fix_truncsfsi2_fpu): Rename.
2725 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
2726 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
2727 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
2728 * config/arc/t-multilib: Regenerate.
2730 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
2732 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
2734 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
2735 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
2736 (avr_rtx_costs_1, extra_constraint_Q): Same.
2737 (avr_address_cost): Use SUBREG_P if possible.
2739 2016-11-17 Richard Biener <rguenther@suse.de>
2742 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
2743 non-local goto into CFG.
2745 2016-11-17 Richard Biener <rguenther@suse.de>
2747 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
2748 backward compatibility.
2749 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
2750 * tree-if-conv.c (pass_if_conversion::gate): Do not test
2751 flag_tree_loop_if_convert_stores.
2752 (pass_if_conversion::execute): Likewise.
2754 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2756 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
2757 const_double code before calling aarch64_float_const_zero_rtx_p.
2759 2016-11-17 Richard Biener <rguenther@suse.de>
2761 PR tree-optimization/78306
2762 * ipa-inline-analysis.c (initialize_inline_failed): Do not
2763 inhibit inlining if function calls cilk_spawn.
2764 (can_inline_edge_p): Likewise.
2766 2016-11-17 Richard Biener <rguenther@suse.de>
2769 * fold-const.c (negate_expr_p): Fix multiplication case.
2771 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
2774 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
2776 (TARGET_INIT_LIBFUNCS): Delete definition and...
2777 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
2780 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
2782 * config/netbsd-stdint.h: New.
2783 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
2784 (x86_64-*-netbsd*): Likewise.
2786 2016-11-16 Andrew PInski <apinski@cavium.com>
2788 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
2789 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
2790 flag_aarch64_verbose_cost instead of checking for details dump.
2791 (aarch64_rtx_costs_wrapper): Likewise.
2793 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2795 PR rtl-optimization/78378
2796 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
2797 inner only if pos is 0. Fix up formatting.
2799 2016-11-17 Alan Modra <amodra@gmail.com>
2801 PR rtl-optimization/78325
2802 PR rtl-optimization/70890
2803 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
2806 2016-11-16 Jason Merrill <jason@redhat.com>
2808 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
2810 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2811 Richard Biener <rguenther@suse.de>
2813 PR tree-optimization/77848
2814 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
2815 an outer loop, only save basic block aux information for the inner
2817 (versionable_outer_loop_p): New function.
2818 (tree_if_conversion): Version the outer loop instead of the inner
2819 one if the pattern will be recognized for outer-loop
2822 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2824 * gcc/bb-reorder.c: Remove 'toplev.h' include.
2825 (pass_partition_blocks::gate): No longer check
2826 user_defined_section_attribute, instead check the function decl
2827 for a section attribute.
2828 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
2829 set user_defined_section_attribute.
2830 * gcc/final.c (rest_of_handle_final): Likewise.
2831 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
2832 * gcc/toplev.h: Remove declaration of
2833 user_defined_section_attribute.
2835 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2837 * config/mips/mips.md (casesi_internal_mips16_<mode>):
2838 Explicitly switch between JR and JRC for the table jump. Adjust
2841 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2843 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
2844 `insn_count' to 11 rather than 16.
2846 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2848 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
2849 `ltu' rather than `leu' operation in the RTL pattern
2851 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2853 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
2854 missing <d> instruction prefixes throughout. Correct
2857 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2859 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
2860 rather than R_MIPS_JALR relocation in microMIPS code. Do not
2861 cancel short delay slots in PIC call relaxation.
2863 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
2865 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
2866 general register with general register or ARM constant into SP
2869 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2872 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
2873 that loop->header == body_bb if broken_loop.
2875 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
2877 * tree-ssa-math-opts.c (bswap_replace): Remove test
2878 of SLOW_UNALIGNED_ACCESS.
2880 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
2882 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
2883 is selected. Pass -mgomp to offload compiler in OpenMP case.
2884 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
2885 declaration from nvptx.c.
2886 (nvptx_gen_shuffle): Declare.
2887 (nvptx_output_set_softstack): Declare.
2888 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
2889 (need_softstack_decl): New variable.
2890 (need_unisimt_decl): New variable.
2891 (diagnose_openacc_conflict): New. Use it...
2892 (nvptx_option_override): ...here. Handle TARGET_GOMP.
2893 (nvptx_encode_section_info): Handle "shared" attribute.
2894 (write_as_kernel): Restrict to OpenACC target regions.
2895 (init_softstack_frame): New.
2896 (nvptx_init_unisimt_predicate): New.
2897 (write_omp_entry): New. Use it...
2898 (nvptx_declare_function_name): ...here to emit OpenMP target region
2899 entrypoints. Handle TARGET_SOFT_STACK. Call
2900 nvptx_init_unisimt_predicate.
2901 (nvptx_output_set_softstack): New.
2902 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
2903 (nvptx_gen_shuffle): Export.
2904 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
2906 (nvptx_print_operand): Fix handling of instruction predicates.
2907 (nvptx_get_unisimt_master): New helper function.
2908 (nvptx_get_unisimt_predicate): Ditto.
2909 (nvptx_call_insn_is_syscall_p): Ditto.
2910 (nvptx_unisimt_handle_set): Ditto.
2911 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
2912 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
2913 (nvptx_handle_shared_attribute): New. Use it...
2914 (nvptx_attribute_table): ... here (new entry).
2915 (nvptx_record_offload_symbol): Handle NULL attributes.
2916 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
2917 (nvptx_simt_vf): New.
2918 (TARGET_SIMT_VF): Define.
2919 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
2920 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
2921 -muniform-simt option is active.
2922 (STACK_SIZE_MODE): Define.
2923 (FIXED_REGISTERS): Adjust.
2924 (SOFTSTACK_SLOT_REGNUM): New.
2925 (SOFTSTACK_PREV_REGNUM): New.
2926 (REGISTER_NAMES): Adjust.
2927 (struct machine_function): New fields.
2928 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
2929 (UNSPEC_VOTE_BALLOT): Ditto.
2930 (UNSPEC_LANEID): Ditto.
2931 (UNSPECV_NOUNROLL): Ditto.
2932 (atomic): New attribute.
2933 (predicable): New attribute. Generate predicated forms via
2935 (br_true): Mark as not predicable.
2937 (br_true_uni): Ditto.
2938 (br_false_uni): Ditto.
2940 (trap_if_true): Ditto.
2941 (trap_if_false): Ditto.
2942 (nvptx_fork): Ditto.
2943 (nvptx_forked): Ditto.
2944 (nvptx_joining): Ditto.
2945 (nvptx_join): Ditto.
2946 (nvptx_barsync): Ditto.
2947 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
2948 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
2949 (allocate_stack_<mode>): Remove unused pattern.
2950 (set_softstack_insn): New pattern.
2951 (restore_stack_block): Handle for TARGET_SOFT_STACK.
2952 (nvptx_vote_ballot): New pattern.
2953 (omp_simt_lane): Ditto.
2954 (omp_simt_last_lane): Ditto.
2955 (omp_simt_ordered): Ditto.
2956 (omp_simt_vote_any): Ditto.
2957 (omp_simt_xchg_bfly): Ditto.
2958 (omp_simt_xchg_idx): Ditto.
2959 (nvptx_nounroll): Ditto.
2960 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
2961 (atomic_exchange<mode>): Ditto.
2962 (atomic_fetch_add<mode>): Ditto.
2963 (atomic_fetch_addsf): Ditto.
2964 (atomic_fetch_<logic><mode>): Ditto.
2965 * config/nvptx/nvptx.opt (msoft-stack): New option.
2966 (muniform-simt): Ditto.
2968 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
2969 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
2970 * doc/invoke.texi (msoft-stack): Document.
2971 (muniform-simt): Document
2973 * doc/tm.texi: Regenerate.
2974 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
2975 * target.def: Define it.
2976 * target-insns.def (omp_simt_lane): New.
2977 (omp_simt_last_lane): New.
2978 (omp_simt_ordered): New.
2979 (omp_simt_vote_any): New.
2980 (omp_simt_xchg_bfly): New.
2981 (omp_simt_xchg_idx): New.
2983 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2985 * config/mips/mips-protos.h (mips_set_text_contents_type): New
2987 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
2988 (ASM_OUTPUT_CASE_END): Likewise.
2989 * config/mips/mips.c (mips_set_text_contents_type): New function.
2990 (mips16_emit_constants): Record the pool's initial label number
2991 with the `consttable' insn. Emit a `consttable_end' insn at the end.
2992 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
2993 for `consttable' insns.
2994 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
2995 for `consttable_end' insns.
2996 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
2997 (consttable): Add operand.
2998 (consttable_end): New insn.
3000 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
3002 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
3003 * tree-if-conv.c (tree_if_conversion): Make public.
3004 * * tree-if-conv.h: New file.
3005 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
3006 dynamic alias checks for epilogues.
3007 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
3008 * tree-vect-loop.c: include tree-if-conv.h.
3009 (new_loop_vec_info): Add zeroing orig_loop_info field.
3010 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
3011 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
3012 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
3013 using passed argument.
3014 (vect_transform_loop): Check if created epilogue should be returned
3015 for further vectorization with less vf. If-convert epilogue if
3016 required. Print vectorization success for epilogue.
3017 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
3018 if it is required, pass loop_vinfo produced during vectorization of
3019 loop body to vect_analyze_loop.
3020 * tree-vectorizer.h (struct _loop_vec_info): Add new field
3022 (LOOP_VINFO_ORIG_LOOP_INFO): New.
3023 (LOOP_VINFO_EPILOGUE_P): New.
3024 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
3025 (vect_do_peeling): Change prototype to return epilogue.
3026 (vect_analyze_loop): Add argument of loop_vec_info type.
3027 (vect_transform_loop): Return created loop.
3029 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
3031 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
3032 component as used also if LR_REGNO is a live input to the bb.
3033 * df-scan.c (df_get_entry_block_def_set): Return immediately after
3034 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
3035 (df_get_exit_block_use_set): Ditto.
3036 * df.h (df_scan_flags): New enum.
3037 * shrink-wrap.c (try_shrink_wrapping_separate): Set
3038 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
3039 df_update_entry_block_defs and df_update_exit_block_uses
3040 at the start; clear the flag and call those functions at the end.
3042 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3043 Alan Hayward <alan.hayward@arm.com>
3044 David Sherwood <david.sherwood@arm.com>
3046 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
3047 nb_iterations to the number of latch iterations rather than the
3048 number of loop iterations.
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 * combine.c (maybe_swap_commutative_operands): New function.
3055 (combine_simplify_rtx): Use it.
3056 (change_zero_ext): Likewise.
3057 (make_compound_operation_int): New function, split out of...
3058 (make_compound_operation): ...here. Use
3059 maybe_swap_commutative_operands for both.
3061 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
3063 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
3064 (neon-vfpv3): New FPU, currently an alias for 'neon'.
3065 * arm/arm-tables.opt: Regenerated.
3066 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
3068 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
3069 and 'neon' are aliases for specific implementations.
3071 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3072 Alan Hayward <alan.hayward@arm.com>
3073 David Sherwood <david.sherwood@arm.com>
3075 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
3076 and use it in the final call to gen_rtx_fmt_ee.
3077 (expand_vec_cond_expr): Update accordingly.
3078 (expand_vec_cmp_expr): Likewise.
3080 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3081 Alan Hayward <alan.hayward@arm.com>
3082 David Sherwood <david.sherwood@arm.com>
3084 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
3086 2016-11-16 Richard Biener <rguenther@suse.de>
3089 * gimplify.c (gimplify_function_tree): Do not instrument
3090 GNU extern inline functions.
3092 2016-11-16 Martin Liska <mliska@suse.cz>
3095 * gimplify.c (gimplify_switch_expr): Always save previous
3096 gimplify_ctxp->live_switch_vars.
3098 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3100 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
3101 zero_extract operations to allow a movb to occur.
3102 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
3103 * testsuite/gcc.target/arc/movb-2.c: Likewise.
3104 * testsuite/gcc.target/arc/movb-5.c: Likewise.
3105 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
3108 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3109 Alan Hayward <alan.hayward@arm.com>
3110 David Sherwood <david.sherwood@arm.com>
3112 * expr.c (emit_group_load_1): Tighten check for whether an
3113 access involves only one operand of a CONCAT. Use extract_bit_field
3114 for constants if the bit range does span the whole operand.
3116 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3117 Alan Hayward <alan.hayward@arm.com>
3118 David Sherwood <david.sherwood@arm.com>
3120 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
3122 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3123 Alan Hayward <alan.hayward@arm.com>
3124 David Sherwood <david.sherwood@arm.com>
3126 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
3127 all three iteration counts with an any_* test. Use a single update
3128 for each count. Fix the calculation of nb_iterations_estimate.
3130 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3132 * config/pdp11/pdp11.c: Include dbxout.h.
3134 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3136 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
3138 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3141 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
3142 proper ranges for an SBFX instruction.
3143 (extzv_t2): Likewise for UBFX.
3145 2016-11-16 Richard Biener <rguenther@suse.de>
3147 PR tree-optimization/78348
3148 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
3149 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
3150 (classify_partition): Set PKIND_MEMCPY if dependence analysis
3151 revealed no dependency, PKIND_MEMMOVE otherwise.
3153 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3156 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
3157 it points to non-NULL tree, use it instead of ubsan_create_data.
3158 (instrument_si_overflow): Handle vector signed integer overflow
3160 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
3161 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
3162 vector IFN_UBSAN_CHECK_*.
3163 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
3164 pass it through to ubsan_build_overflow_builtin.
3165 (expand_neg_overflow, expand_mul_overflow): Likewise.
3166 (expand_vector_ubsan_overflow): New function.
3167 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
3168 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
3169 (expand_arith_overflow): Adjust expand_*_overflow callers.
3171 2016-11-16 Matthias Klose <doko@ubuntu.com>
3173 * doc/install.texi: Remove references to java/libjava.
3175 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
3177 * tree-ssa-coalesce.c (register_default_def): Remove
3178 register_ssa_partition.
3179 (create_outofssa_var_map): Likewise.
3180 * tree-ssa-live.c (register_ssa_partition_check): Remove.
3181 * tree-ssa-live.h (register_ssa_partition): Likewise.
3183 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3185 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
3186 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
3187 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
3188 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
3189 rtx when all sub-rtx are also permanent.
3190 (attr_eq): Simplify.
3191 (attr_copy_rtx): Remove.
3192 (make_canonical, get_attr_value): Use attr_equal_p.
3193 (copy_boolean): Rehash NOT.
3194 (simplify_test_exp_in_temp,
3195 optimize_attrs): Remove call to attr_copy_rtx.
3196 (attr_alt_intersection, attr_alt_union,
3197 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
3198 (make_automaton_attrs): Use attr_eq.
3200 2016-11-15 Matthias Klose <doko@ubuntu.com>
3202 * doc/install.texi: Remove references to java/libjava.
3203 * doc/sourcebuild.texi: Likewise.
3204 * doc/invoke.texi: Likewise.
3205 * doc/standards.texi: Likewise.
3207 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3208 Alan Hayward <alan.hayward@arm.com>
3209 David Sherwood <david.sherwood@arm.com>
3211 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
3213 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3214 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3215 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3216 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3217 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3218 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3219 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3221 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3222 Alan Hayward <alan.hayward@arm.com>
3223 David Sherwood <david.sherwood@arm.com>
3225 * dce.c (check_argument_store): Pass the size instead of
3226 the memory reference.
3227 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
3229 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3230 Alan Hayward <alan.hayward@arm.com>
3231 David Sherwood <david.sherwood@arm.com>
3233 * alias.c (canon_rtx): Use simplify_gen_binary.
3235 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3236 Alan Hayward <alan.hayward@arm.com>
3237 David Sherwood <david.sherwood@arm.com>
3239 * rtl.h (load_extend_op): Declare.
3240 * rtlanal.c (load_extend_op): New function.
3241 (nonzero_bits1): Use it.
3242 (num_sign_bit_copies1): Likewise.
3243 * cse.c (cse_insn): Likewise.
3244 * fold-const.c (fold_single_bit_test): Likewise.
3245 (fold_unary_loc): Likewise.
3246 * fwprop.c (free_load_extend): Likewise.
3247 * postreload.c (reload_cse_simplify_set): Likewise.
3248 (reload_cse_simplify_operands): Likewise.
3249 * combine.c (try_combine): Likewise.
3250 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
3251 subreg_lowpart_p checks.
3253 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3254 Alan Hayward <alan.hayward@arm.com>
3255 David Sherwood <david.sherwood@arm.com>
3257 * combine.c (simplify_shift_const_1): Use the number of bits
3258 in the inner mode to determine the range of the shift.
3259 When handling shifts of vectors, skip any rules that apply
3262 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3263 Alan Hayward <alan.hayward@arm.com>
3264 David Sherwood <david.sherwood@arm.com>
3266 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
3269 2016-11-15 Matthias Klose <doko@ubuntu.com>
3271 * doc/install.texi: Remove references to gcj/libjava.
3272 * doc/invoke.texi: Likewise.
3274 2016-11-15 Jeff Law <law@redhat.com>
3276 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
3277 parameter. Callers changed.
3278 (check-subpath_and_update_thread_path): Extracted from
3279 fsm_find_control_statement_thread_paths.
3280 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
3281 (handle_phi, handle_assignment): Allow any constant node, not
3284 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
3286 * config/arc/arc-arch.h: New file.
3287 * config/arc/arc-arches.def: Likewise.
3288 * config/arc/arc-cpus.def: Likewise.
3289 * config/arc/arc-options.def: Likewise.
3290 * config/arc/t-multilib: Likewise.
3291 * config/arc/genmultilib.awk: Likewise.
3292 * config/arc/genoptions.awk: Likewise.
3293 * config/arc/arc-tables.opt: Likewise.
3294 * config/arc/driver-arc.c: Likewise.
3295 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
3296 * common/config/arc/arc-common.c (arc_handle_option): Trace
3298 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
3299 options; check for supported cpu against arc-cpus.def file.
3300 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
3301 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
3302 * config/arc/arc-c.def: Add emacs local variables.
3303 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
3304 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
3305 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
3306 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
3307 (DEFAULT_arc_fpu_build): Define.
3308 (DEFAULT_arc_mpy_option): Define.
3309 * config/arc/arc-protos.h (arc_init): Delete.
3310 * config/arc/arc.c (arc_cpu_name): New variable.
3311 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
3312 (arc_arc700, arc_arc600, arc_arc601): New variable.
3313 (arc_init): Add static; remove selection of default tune value,
3314 cleanup obsolete error messages.
3315 (arc_override_options): Make use of .def files for selecting the
3316 right cpu and option configurations.
3317 * config/arc/arc.h (stdbool.h): Include.
3318 (TARGET_CPU_DEFAULT): Define.
3319 (CPP_SPEC): Remove mcpu=NPS400 handling.
3320 (arc_cpu_to_as): Declare.
3321 (EXTRA_SPEC_FUNCTIONS): Define.
3322 (OPTION_DEFAULT_SPECS): Likewise.
3323 (ASM_DEFAULT): Remove.
3324 (ASM_SPEC): Use arc_cpu_to_as.
3325 (DRIVER_SELF_SPECS): Remove deprecated options.
3326 (arc_base_cpu): Declare.
3327 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
3328 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
3330 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
3331 * config/arc/arc.md (attr_cpu): Remove.
3332 * config/arc/arc.opt (mno-mpy): Deprecate.
3333 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
3334 (mcpu=ARCHS): Remove.
3335 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
3337 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
3338 (arc_fpu): Use new defines.
3339 (mpy-option): Change to use numeric or string like inputs.
3340 * config/arc/t-arc (driver-arc.o): New target.
3341 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
3342 * config/arc/t-arc-newlib: Delete.
3343 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
3344 * doc/invoke.texi (ARC): Update arc options.
3346 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
3348 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
3349 insn at the beginning of the constant pool.
3350 (mips_insert_insn_pseudos): New function.
3351 (mips_machine_reorg2): Call it.
3352 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
3353 UNSPEC_INSN_PSEUDO enum values.
3354 (insn_pseudo, consttable): New insns.
3356 2016-11-15 Michael Matz <matz@suse.de>
3358 PR missed-optimization/77881
3359 * combine.c (simplify_comparison): Remove useless subregs
3360 also inside the loop, not just after it.
3361 (make_compound_operation): Recognize some subregs as being
3364 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3365 Alan Hayward <alan.hayward@arm.com>
3366 David Sherwood <david.sherwood@arm.com>
3368 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
3371 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3373 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
3374 for using xxinsertw and vinsert{b,h} on ISA 3.0.
3376 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
3377 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
3378 vinsert{b,h} on ISA 3.0.
3380 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3382 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3383 and cmpnop in two steps: first the ones not accessed in original gimple
3384 expression in a endian independent way and then the ones not accessed
3385 in the final result in an endian-specific way.
3386 (bswap_replace): Stop doing big endian adjustment.
3388 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
3390 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
3391 (*ashl<mode>3_doubleword): Ditto.
3393 2016-11-14 Martin Liska <mliska@suse.cz>
3395 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
3397 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
3398 Richard Biener <rguenther@suse.de>
3400 * doc/invoke.texi (fgimple): Document.
3401 * dumpfile.h (TDF_GIMPLE): Add.
3402 * dumpfile.c (dump_options): Add gimple.
3403 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
3405 (dump_gimple_label): Likewise.
3406 (dump_gimple_phi): Likewise.
3407 (dump_gimple_bb_header): Likewise.
3408 (dump_phi_nodes): Likewise.
3409 (pp_cfg_jump): Likewise. Pass in dump flags.
3410 (dump_implicit_edges): Adjust.
3411 * passes.c (pass_init_dump_file): Do not dump function header
3413 * tree-cfg.c (dump_function_to_file): Dump function return type
3414 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
3416 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
3417 (dump_generic_node): Likewise.
3418 * function.h (struct function): Add pass_startwith member.
3419 * passes.c (execute_one_pass): Implement startwith.
3420 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
3421 and assign proper version for parsed ssa names.
3422 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
3423 * internal-fn.c (expand_PHI): New function.
3424 * internal-fn.h (expand_PHI): Declared here.
3425 * internal-fn.def: New defination for PHI.
3426 * tree-cfg.c (lower_phi_internal_fn): New function.
3427 (build_gimple_cfg): Call it.
3428 (verify_gimple_call): Condition for passing label as arg in internal
3430 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
3431 present PHIs with arguments.
3433 2016-11-14 Martin Liska <mliska@suse.cz>
3436 * common.opt: Add prefer-atomic as a new enum value for
3438 * coretypes.h: Likewise.
3439 * doc/invoke.texi: Document the new option value.
3440 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
3441 * tree-profile.c (tree_profiling): Select default value
3442 of -fprofile-update when 'prefer-atomic' is selected.
3444 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3446 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
3447 (cortex_a57_alu_shift): ...here.
3449 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3451 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
3453 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3454 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3455 (<optab>si3_insn_uxtw): Likewise.
3456 (<optab><mode>3_insn): Likewise.
3457 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
3458 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
3459 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
3460 (<optab><mode>): Likewise.
3461 (insv<mode>): Likewise.
3462 (andim_ashift<mode>_bfiz): Likewise.
3463 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
3464 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
3465 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
3466 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
3467 (exynos_m1_alu_p): Likewise.
3468 * config/arm/types.md: Add bfx.
3469 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
3471 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3473 * config/aarch64/aarch64.c (cortexa57_vector_cost):
3474 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
3476 2016-11-14 Richard Biener <rguenther@suse.de>
3478 PR tree-optimization/78312
3479 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
3480 flow-sensitive info.
3482 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
3485 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
3486 * config/avr/avr.opt (-mabsdata): New option.
3487 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
3488 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
3489 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
3490 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
3491 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
3492 spec depending on AVR_ISA_LDS.
3493 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
3495 2016-11-13 Jakub Jelinek <jakub@redhat.com>
3497 * match.pd: Don't try to compare addresses of variables with
3500 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
3502 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
3503 (propagate_vr_accross_jump_function): Handle unary expressions.
3504 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3505 (load_from_param_1): New.
3506 (load_from_unmodified_param): Factor common part into load_from_param_1.
3507 (load_from_param): New.
3508 (compute_complex_assign_jump_func): Handle unary expressions.
3509 (update_jump_functions_after_inlining): Likewise.
3510 (ipa_write_jump_function): Likewise.
3511 (ipa_read_jump_function): Likewise.
3513 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3516 * doc/invoke.texi: Document Wrestrict.
3517 * pretty-print.c (pp_format): Add case for "Z" specifier.
3518 (test_pp_format): Test "Z" specifier.
3520 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
3522 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
3523 original function needs a static chain.
3525 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
3528 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
3531 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
3534 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
3535 return early if !optional_tbtab.
3537 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
3539 PR rtl-optimization/59461
3540 * doc/rtl.texi (paradoxical subregs): Add missing word.
3541 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
3542 in modes with precision larger than that of last_set_mode.
3543 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
3544 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
3545 REGs to paradoxical SUBREGs.
3546 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
3547 larger than a word before invoking LOAD_EXTEND_OP on it.
3549 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3552 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
3553 element order for little endian ordering.
3555 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
3556 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
3559 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
3562 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
3563 when calculating operand 2.
3564 (rotate to rotatex zext splitter): Ditto.
3566 2016-11-11 Jeff Law <law@redhat.com>
3568 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
3570 (stmt_uses_name_in_undefined_way): New function, extracted from
3571 find_implicit_erroneous_behavior and extended for div/mod case.
3572 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
3573 find_explicit_erroneous_behavior and extended for div/mod case.
3574 (find_implicit_erroneous_behavior): Use new helper function.
3575 (find_explicit_erroneous_behavior): Use new helper function.
3577 2016-11-11 Richard Biener <rguenther@suse.de>
3579 PR tree-optimization/71575
3580 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
3583 2016-11-11 Richard Biener <rguenther@suse.de>
3586 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3587 about uninitialized destination arg of BIT_INSERT_EXPR.
3589 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
3592 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
3593 terminology. Expand to remove ambiguity.
3595 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3597 PR rtl-optimization/78232
3598 * combine.c (try_combine): Add a big comment about why reusing i2dest
3600 (change_zero_ext): Do not call simplify_gen_binary, do the
3601 simplifications manually.
3603 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3605 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
3606 enable HImode and QImode to go in vector registers by default if
3607 the -mvsx-small-integer option is enabled.
3608 (rs6000_secondary_reload_simple_move): Likewise.
3609 (rs6000_preferred_reload_class): Don't force integer constants to
3610 be loaded into vector registers that we can easily make into
3611 memory (or being created in the GPRs and moved over with direct move).
3612 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
3613 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
3614 vector extraction on ISA 3.0 when the scalar integer can be
3615 allocated in vector registers. Generate the VEC_SELECT directy,
3616 and don't use UNSPEC's to avoid having the scalar type in a vector
3617 register. Make the expander target registers, and let the
3618 combiner fold in results storing to memory, if the machine
3620 (vsx_extract_<mode>_di): Likewise.
3621 (vsx_extract_<mode>_p9): Likewise.
3622 (vsx_extract_<mode>_di_p9): Likewise.
3623 (vsx_extract_<mode>_store_p9): Likewise.
3624 (vsx_extract_si): Likewise.
3625 (vsx_extract_<mode>_p8): Likewise.
3626 (p9_lxsi<wd>zx): Delete, no longer used.
3627 (p9_stxsi<wd>x): Likewise.
3628 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
3629 integers in vector registers for ISA 3.0.
3630 (QHI): Update comment.
3631 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
3632 vector extract instructions in sign/zero extend.
3633 (zero_extendhi<mode>): Likewise.
3634 (extendqi<mode>): Likewise.
3635 (extendhi<mode>2): Likewise.
3636 (HImode splitter for load/sign extend in vector register): Likewise.
3637 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
3638 optimizing floating point conversions to/from small data types and
3639 rewrite it to support QImode/HImode being allowed in vector
3640 registers on ISA 3.0.
3641 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3642 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
3643 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
3644 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
3645 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3646 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
3647 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
3648 VSPLITISW on ISA 2.07.
3649 (movhi_internal): Combine movhi_internal and movqi_internal into
3650 one mov<mode>_internal with an iterator. Add support for QImode
3651 and HImode being allowed in vector registers. Make large number
3652 of attributes and constraints easier to read.
3653 (movqi_internal): Likewise.
3654 (mov<mode>_internal): Likewise.
3655 (movdi_internal64): Fix constraint to allow loading -16..15 with
3656 VSPLITISW on ISA 2.07.
3657 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
3660 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
3662 PR rtl-optimization/78241
3663 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
3664 but emit initial peel copy if niter expr is not reliable.
3666 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
3668 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
3669 (maybe_record_trace_start): If the CFI is different on the new and
3670 old paths, print out both to the dump file before ICEing.
3672 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
3674 * target.def (additional_allocno_class_p): New.
3675 * hooks.h (hook_bool_reg_class_t_false): New prototype.
3676 * hooks.c (hook_bool_reg_class_t_false): New.
3677 * ira.c (setup_allocno_and_important_classes): Use the new hook.
3678 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
3679 * doc/tm.texi: Update.
3681 2016-11-10 Jason Merrill <jason@redhat.com>
3683 * gengtype.c (new_structure): Append to structures list.
3684 (find_structure): Likewise.
3686 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
3688 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
3689 this_dir is 2. Check for this_dir non-zero before dir != this_dir
3692 2016-11-10 Jakub Jelinek <jakub@redhat.com>
3694 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
3695 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
3697 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
3698 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
3699 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
3700 teams distribute parallel for simd even to distribute and teams
3701 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
3702 OMP_CLAUSE_DEPEND_SINK case.
3703 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
3704 (omp_no_lastprivate): Removed.
3705 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
3706 (gimplify_omp_for): Likewise.
3707 (computable_teams_clause): Fail for automatic vars from current
3708 function not yet seen in bind expr.
3709 * langhooks.c (lhd_omp_scalar_p): New function.
3710 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
3711 * varpool.c (varpool_node::get_create): Set node->offloading
3712 even for DECL_EXTERNAL decls.
3713 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
3714 (LANG_HOOKS_OMP_SCALAR_P): Define.
3715 (LANG_HOOKS_DECLS): Use it.
3717 2016-11-10 Martin Liska <mliska@suse.cz>
3720 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
3721 only when SWITCH_BODY is a BIND_EXPR.
3723 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
3726 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
3727 on the context only when it has no DIE yet.
3729 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
3731 * arm.h (target_cpus): Delete.
3732 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
3733 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
3734 (all_architectures): Likewise.
3735 (arm_option_override): Adjust use of CPU enums.
3736 (arm_sched_reorder): Likewise.
3737 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
3738 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
3739 * arm/genopt.sh (processor_type): Prefix enumeration entries with
3741 * arm-tables.opt: Regenerated.
3743 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
3745 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
3747 * config/aarch64/aarch64-tune.md: Regenerated.
3748 * config/arm/arm-cores.def (falkor): New core.
3749 * config/arm/arm-tables.opt: Regenerated.
3750 * config/arm/arm-tune.md: Regenerated.
3751 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
3752 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
3753 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
3754 (ARM Options/-mtune): Likewise.
3756 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
3759 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3761 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3762 (propagate_vr_accross_jump_function): Likewise.
3763 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3764 (load_from_param_1): New.
3765 (load_from_unmodified_param): Factor common part into load_from_param_1.
3766 (load_from_param): New.
3767 (compute_complex_assign_jump_func): Handle unary expressions.
3768 (ipa_write_jump_function): Likewise.
3769 (ipa_read_jump_function): Likewise.
3771 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
3773 * simplify-rtx.c (simplify_binary_operation_1): Simplify
3774 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
3775 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
3778 2016-11-09 David Malcolm <dmalcolm@redhat.com>
3780 * print-rtl-function.c: Include varasm.h.
3781 (print_any_param_name): New function.
3782 (print_param): New function.
3783 (print_rtx_function): Call print_param for each argument.
3784 * print-rtl.c (rtx_writer::finish_directive): New function.
3785 * print-rtl.h (rtx_writer::finish_directive): New decl.
3787 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
3790 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
3791 operand 0 as earlyclobber.
3792 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
3794 2016-11-09 Martin Liska <mliska@suse.cz>
3796 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
3798 2016-11-09 Jakub Jelinek <jakub@redhat.com>
3801 * builtins.c (expand_builtin_memcmp): Formatting fix.
3803 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
3804 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
3805 or of them, renumber other enumerators.
3806 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
3807 * doc/invoke.texi: Document -fsanitize=shift-base and
3808 -fsanitize-shift-exponent, document -fsanitize=shift as
3809 having those 2 suboptions.
3811 2016-11-09 Richard Biener <rguenther@suse.de>
3813 * fold-const.c (tree_swap_operands_p): Remove unused arg.
3814 * fold-const.c (tree_swap_operands_p): Likewise.
3815 (fold_binary_loc): Adjust.
3816 (fold_ternary_loc): Likewise.
3817 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
3818 * gimple-fold.c (fold_stmt_1): Likewise.
3819 * gimple-match-head.c (gimple_resimplify2): Likewise.
3820 (gimple_resimplify3): Likewise.
3821 (gimple_simplify): Likewise.
3822 * tree-ssa-dom.c (record_equality): Likewise.
3823 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
3824 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3825 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
3827 2016-11-09 Richard Biener <rguenther@suse.de>
3829 * tree-ssa-dom.c (canonicalize_comparison): Remove.
3830 (optimize_stmt): Remove redundant pre-propagation canonicalization
3831 of comparison operand order.
3833 2016-11-09 Martin Liska <mliska@suse.cz>
3835 * fold-const-call.c (fold_const_call): Fix the folding.
3837 2016-11-09 Richard Biener <rguenther@suse.de>
3839 * common.opt (flag_evaluation_order): Remove.
3840 * expr.c (expand_operands): Remove code guarded by
3841 flag_evaluation_order.
3842 * fold-const.c (reorder_operands_p): Remove, it always returns
3844 (negate_expr_p): Remove calls to reorder_operands_p.
3845 (fold_negate_expr): Likewise.
3846 (tree_swap_operands_p): Likewise.
3847 (fold_binary_loc): Likewise.
3849 2016-11-09 Andreas Schwab <schwab@suse.de>
3852 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
3853 insns operating on a register.
3855 2016-11-09 Richard Biener <rguenther@suse.de>
3857 PR tree-optimization/78007
3858 * tree-vect-stmts.c (vectorizable_bswap): New function.
3859 (vectorizable_call): Call vectorizable_bswap for
3860 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
3862 2016-11-09 Richard Biener <rguenther@suse.de>
3864 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
3865 Look at the DR_BASE_ADDRESS object for forcing alignment.
3867 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3869 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3870 (propagate_vr_accross_jump_function): Likewise.
3871 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3872 (load_from_param_1): New.
3873 (load_from_unmodified_param): Factor common part into load_from_param_1.
3874 (load_from_param): New.
3875 (compute_complex_assign_jump_func): Handle unary expressions.
3876 (ipa_write_jump_function): Likewise.
3877 (ipa_read_jump_function): Likewise.
3879 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3882 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
3883 Also fold constant passed as argument while computing value range.
3884 (propagate_constants_accross_call): Pass param type.
3885 * ipa-prop.c: export ipa_get_callee_param_type.
3886 * ipa-prop.h: export ipa_get_callee_param_type.
3888 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3890 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
3891 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
3893 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3895 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
3896 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
3897 ASAN_STACK_MAGIC_MIDDLE.
3898 (asan_global_struct): Increase the size of fields.
3899 (asan_add_global): Add new field constructor.
3900 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
3901 __asan_version_mismatch_check_v8.
3903 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
3905 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
3908 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
3911 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3912 Handle ASHIFT and LSHIFTRT.
3913 (dimode_scalar_chain::compute_convert_gain): Ditto.
3914 (dimode_scalar_chain::convert_insn): Ditto.
3916 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3918 * gimple-ssa-store-merging.c: Include selftest.h
3919 (verify_array_eq): New function.
3920 (verify_shift_bytes_in_array): Likewise.
3921 (verify_shift_bytes_in_array_right): Likewise.
3922 (verify_clear_bit_region): Likewise.
3923 (verify_clear_bit_region_be): Likewise.
3924 (store_merging_c_tests): Likewise.
3925 * selftest.h (store_merging_c_tests): Declare prototype.
3926 * selftest-run-tests.c (selftest::run_tests): Run
3927 store_merging_c_tests.
3929 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3931 * config/arm/arm.opt (mold-rtx-costs): Delete.
3932 (mnew-generic-costs): Delete.
3933 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
3934 * config/arm/arm.c (arm_rtx_costs_1): Delete.
3935 (arm_size_rtx_costs): Likewise.
3936 (arm_slowmul_rtx_costs): Likewise.
3937 (arm_fastmul_rtx_costs): Likewise.
3938 (arm_xscale_rtx_costs): Likewise.
3939 (arm_9e_rtx_costs): Likewise.
3940 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
3941 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
3942 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
3943 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
3944 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
3945 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
3946 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
3947 arm_cortex_m7_tune):
3948 Delete rtx_costs field.
3949 (arm_new_rtx_costs): Rename to...
3950 (arm_rtx_costs_internal): ... This.
3951 (arm_rtx_costs): Remove old way of doing rtx costs.
3953 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3955 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
3956 (arm_fastmul_tune): Likewise.
3957 (arm_strongarm_tune): Likewise.
3958 (arm_xscale_tune): Likewise.
3959 (arm_9e_tune): Likewise.
3960 (arm_marvell_pj4_tune): Likewise.
3961 (arm_v6t2_tune): Likewise.
3962 (arm_v6m_tune): Likewise.
3963 (arm_fa726te_tune): Likewise.
3965 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3967 PR tree-optimization/78234
3968 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
3971 2016-11-08 Martin Liska <mliska@suse.cz>
3974 * dbgcnt.def: Add new debug counter asan_use_after_scope.
3975 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
3976 with a value expr. Do not add artificial variables to
3977 live_switch_vars. Use the debug counter.
3978 (gimplify_target_expr): Use the debug counter.
3979 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
3980 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
3981 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
3983 2016-11-08 Richard Biener <rguenther@suse.de>
3985 * tree-vect-stmts.c (get_group_load_store_type): If the
3986 access is aligned do not trigger peeling for gaps.
3987 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
3988 force alignment of vars with DECL_USER_ALIGN.
3990 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
3992 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
3994 2016-11-08 Richard Biener <rguenther@suse.de>
3996 PR tree-optimization/78205
3997 * tree-vect-stmts.c (vectorizable_load): Move check whether
3998 we may run into gaps when BB vectorizing SLP permutations ...
3999 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
4000 here where we can do a more precise check.
4002 2016-11-08 Richard Biener <rguenther@suse.de>
4004 PR tree-optimization/78224
4005 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
4006 Split the fallthru edge in case its successor may have PHIs.
4007 Do not free dominance info.
4009 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4012 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4013 EH info even for bzhi and pdep/pext.
4015 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
4017 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
4018 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
4020 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
4022 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
4024 * config/rs6000/vector.md (div<mode>3): Ditto.
4026 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
4028 * configure.ac (.hidden): Change to conftest_s string. Provide string
4030 (gcc_cv_ld_hidden): Yes for AIX.
4031 * configure: Regenerate.
4033 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
4035 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
4036 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
4037 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
4038 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
4039 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4040 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
4042 (rs6000_xcoff_visibility): New.
4043 (rs6000_xcoff_declare_function_name): Add visibility support.
4044 (rs6000_xcoff_asm_globalize_decl_name): New.
4045 (rs6000_xcoff_asm_output_aligned_decl_common): New.
4046 (rs6000_asm_weaken_decl): New.
4047 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
4048 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
4051 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
4054 * incpath.c (remove_dup): Also silently ignore EPERM.
4056 2016-11-07 Martin Jambor <mjambor@suse.cz>
4058 * tree.c (verify_type_variant): Use pointer comparison to check that
4059 TYPE_SIZE_UNIT match.
4061 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4064 * dse.c (dse_step5): Call scan_reads even if just
4065 insn_info->frame_read. Improve and fix dump file messages.
4068 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
4069 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
4071 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4074 * match.pd: Add following two patterns:
4075 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
4076 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
4078 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
4080 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
4081 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
4082 * rtl.h (duplicate_reg_notes): Declare.
4083 * rtlanal.c (duplicate_reg_note): New function.
4085 PR rtl-optimization/77309
4086 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
4087 don't assume an equality comparison for plain COMPARE.
4088 (simplify_comparison): Pass a more accurate code to
4089 make_compound_operation.
4091 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
4093 * target.def (compute_pressure_classes): New target hook.
4094 * doc/tm.texi.in: Document it.
4095 * doc/tm.texi: Regenerate.
4096 * ira.c (setup_pressure_classes): Call target hook if defined.
4098 2016-11-07 David Malcolm <dmalcolm@redhat.com>
4100 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
4102 (rtx_writer::print_rtx): In compact mode, omit trailing operands
4103 that have the default values.
4104 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
4106 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
4107 label string from expected dump.
4108 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
4111 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4114 * alias.c (nonoverlapping_memrefs_p): If one decl is
4115 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
4117 2016-11-07 Richard Biener <rguenther@suse.de>
4120 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4123 2016-11-07 Richard Biener <rguenther@suse.de>
4125 PR tree-optimization/78218
4126 * gimple-ssa-store-merging.c
4127 (pass_store_merging::terminate_all_aliasing_chains):
4128 Drop unused argument, fix alias check to also consider uses.
4129 (pass_store_merging::execute): Adjust.
4131 2016-11-07 Richard Biener <rguenther@suse.de>
4133 PR tree-optimization/78228
4134 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
4137 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4140 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
4141 aarch64_simd_shift_imm_<mode> predicate for operand 1.
4142 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
4143 to restrict them to an appropriate range and add FAIL check if the
4144 region they specify is out of range. Delete useless constraint
4146 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
4147 2 and 3 to restrict their range and add pattern predicate.
4149 2016-11-07 Martin Liska <mliska@suse.cz>
4151 * asan.c (enum asan_check_flags): Move the enum to header file.
4152 (asan_init_shadow_ptr_types): Make type creation more generic.
4153 (shadow_mem_size): New function.
4154 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
4155 Rewritten stack unpoisoning code.
4156 (build_shadow_mem_access): Add new argument return_address.
4157 (instrument_derefs): Instrument local variables if use after scope
4158 sanitization is enabled.
4159 (asan_store_shadow_bytes): New function.
4160 (asan_expand_mark_ifn): Likewise.
4161 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
4162 * asan.h (enum asan_mark_flags): Moved here from asan.c
4163 (asan_protect_stack_decl): Protect all declaration that need
4165 (asan_sanitize_use_after_scope): New function.
4166 (asan_no_sanitize_address_p): Likewise.
4167 * cfgexpand.c (partition_stack_vars): Consider
4168 asan_sanitize_use_after_scope in condition.
4169 (expand_stack_vars): Likewise.
4170 * common.opt (-fsanitize-address-use-after-scope): New option.
4171 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4172 Explain the parameter.
4173 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
4174 * gimplify.c (build_asan_poison_call_expr): New function.
4175 (asan_poison_variable): Likewise.
4176 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
4177 variables that have address taken.
4178 (gimplify_decl_expr): Likewise.
4179 (gimplify_target_expr): Likewise for C++ temporaries.
4180 (sort_by_decl_uid): New function.
4181 (gimplify_expr): Unpoison all variables for a label we can jump
4182 from outside of a scope.
4183 (gimplify_switch_expr): Unpoison variables defined in the switch
4185 (gimplify_function_tree): Clear asan_poisoned_variables.
4186 (asan_poison_variables): New function.
4187 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
4188 * internal-fn.c (expand_ASAN_MARK): New function.
4189 * internal-fn.def (ASAN_MARK): Declare.
4190 * opts.c (finish_options): Handle -fstack-reuse if
4191 -fsanitize-address-use-after-scope is enabled.
4192 (common_handle_option): Enable address sanitization if
4193 -fsanitize-address-use-after-scope is enabled.
4194 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
4196 * params.h: Likewise.
4197 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
4198 * sanitizer.def: Define __asan_poison_stack_memory and
4199 __asan_unpoison_stack_memory functions.
4200 * asan.c (asan_mark_poison_p): New function.
4201 (transform_statements): Handle asan_mark_poison_p calls.
4202 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
4204 2016-11-07 Tamar Christina <tamar.christina@arm.com>
4207 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
4209 2016-11-07 Martin Liska <mliska@suse.cz>
4211 * tree-profile.c (gimple_gen_time_profiler): Set proper type
4212 to time_profiler_counter_ptr.
4214 2016-11-07 Richard Biener <rguenther@suse.de>
4216 PR tree-optimization/37150
4217 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
4219 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
4220 (vect_analyze_slp_cost_1): Account for the real number of
4221 permutations emitted and for dead loads.
4222 (vect_transform_slp_perm_load): Add n_perms parameter counting
4223 the number of emitted permutations.
4224 * tree-vect-stmts.c (vectorizable_load): Adjust.
4226 2016-11-07 Richard Biener <rguenther@suse.de>
4228 PR tree-optimization/78189
4229 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
4230 alignment computation.
4232 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
4234 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
4236 2016-11-05 Martin Sebor <msebor@redhat.com>
4238 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
4241 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
4245 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
4247 2016-11-04 Jakub Jelinek <jakub@redhat.com>
4250 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
4251 doesn't have rtl set.
4253 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4255 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
4256 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
4257 rs6000_gimple_fold_builtin.
4258 (rs6000_gimple_fold_builtin): New function. Add handling for
4259 early expansion of vector addition builtins.
4261 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4263 * expr.h (copy_blkmode_from_reg): Delete.
4264 * expr.c (copy_blkmode_from_reg): Make static.
4266 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4268 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
4269 * combine.c (LOAD_EXTEND_OP): Delete.
4270 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
4271 * cse.c (LOAD_EXTEND_OP): Delete.
4272 * fold-const.c (LOAD_EXTEND_OP): Likewise.
4273 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
4274 * postreload.c (LOAD_EXTEND_OP): Delete.
4275 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
4276 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
4277 (find_reloads): Likewise.
4278 * reload1.c (eliminate_regs_1): Likewise.
4279 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
4280 (num_sign_bit_copies1): Likewise.
4282 2016-11-04 David Malcolm <dmalcolm@redhat.com>
4284 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
4285 (selftest::ix86_test_dumping_hard_regs): New function.
4286 (selftest::ix86_run_selftests): New function.
4287 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
4288 selftest::ix86_run_selftests.
4289 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
4290 * doc/tm.texi: Regenerate
4291 * selftest-rtl.h: New file.
4292 * rtl-tests.c: Include "selftest-rtl.h".
4293 (selftest::assert_rtl_dump_eq): Make non-static.
4294 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
4295 (selftest::test_dumping_regs): Update comment.
4296 * selftest-run-tests.c: Include "target.h".
4297 (selftest::run_tests): If non-NULL, call
4298 targetm.run_target_selftests.
4299 * target.def (run_target_selftests): New hook.
4301 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4303 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
4304 representative core for this architecture.
4305 * config/arm/arm-cores.def (cortex-m33): Define new processor.
4306 * config/arm/arm-tables.opt: Regenerate.
4307 * config/arm/arm-tune.md: Likewise.
4308 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
4309 valid -mcpu options.
4310 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
4312 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4314 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
4315 representative core for this architecture.
4316 * config/arm/arm-cores.def (cortex-m23): Define new processor.
4317 * config/arm/arm-tables.opt: Regenerate.
4318 * config/arm/arm-tune.md: Likewise.
4319 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
4320 this tuning parameters apply to in the comment.
4321 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
4322 valid -mcpu options.
4323 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
4325 2016-11-04 Bin Cheng <bin.cheng@arm.com>
4327 * fold-const.c (fold_cond_expr_with_comparison): Remove call
4328 to pedantic_non_lvalue_loc. Remove useless code for lvalue
4329 where cond_expr can't be a lvalue.
4331 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
4333 * config/arc/arc.c (arc_process_double_reg_moves): Use
4335 * config/arc/arc.md (movsi_insn): Disable unsupported move
4336 instructions for ARCv2 cores.
4337 (movdi): Use prepare_move_operands.
4338 (movsf, movdf): Use move_dest_operand predicate.
4339 * config/arc/constraints.md (Chs): Enable when barrel shifter is
4341 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
4342 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
4344 (dexcl_3op_peep2_insn_nores): Likewise.
4345 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
4346 (LINK_COMMAND_SPEC): Remove.
4348 2016-11-04 Richard Biener <rguenther@suse.de>
4351 * loop-invariant.c (find_exits): Record entering inner
4352 loops as possibly exiting to handle infinite sub-loops.
4353 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
4354 (fill_always_executed_in_1): Honor infinite child loops.
4356 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4359 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
4360 has already been adjusted for endianness, so don't adjust it any
4364 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
4365 ICmode unless we have standard PowerPC floating point.
4366 * config/rs6000/rs6000.md (FP iterator): Likewise.
4367 (FMOVE128 iterator): Likewise.
4369 2016-11-03 Jakub Jelinek <jakub@redhat.com>
4370 Alexandre Oliva <aoliva@redhat.com>
4371 Jason Merrill <jason@redhat.com>
4375 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
4377 * langhooks.c (lhd_type_dwarf_attribute): New function.
4378 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
4379 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
4380 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
4381 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
4382 (check_qualified_type, check_aligned_type): Call it.
4383 * dwarf2out.c (modified_type_die): Don't use type_main_variant
4384 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4385 check_base_type and check_lang_type.
4386 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
4387 return early. For pointer-to-data-member add DW_AT_use_location
4389 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
4391 (gen_type_die_with_usage): Don't use type_main_variant
4392 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4393 check_base_type and check_lang_type. Formatting fixes. Call
4394 get_debug_type langhook.
4396 2016-11-03 Jason Merrill <jason@redhat.com>
4398 * tree.c (check_lang_type): New.
4399 (check_qualified_type): Use it.
4400 (check_aligned_type): Use it.
4401 * tree.h: Declare it.
4403 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
4405 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
4406 (arm*-freebsd*): Likewise.
4407 (arm*-*-netbsdelf*): Likewise.
4408 (arm*-*-linux*): Likewise.
4409 (arm*-*-uclinux*eabi*): Likewise.
4410 (arm*-*-phoenix*): Likewise.
4411 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
4412 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
4413 specified. Default to arm6 if target_cpu_cname is not set.
4414 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
4415 default cpu has been correctly configured.
4416 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
4417 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
4418 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
4419 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
4420 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4421 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
4422 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4424 2016-11-03 Jiong Wang <jiong.wang@arm.com>
4426 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
4427 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
4428 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
4429 (output_cfa_loc): Support DW_CFA_val_expression.
4430 (output_cfa_loc_raw): Likewise.
4431 (output_cfi): Likewise.
4432 (output_cfi_directive): Likewise.
4433 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
4434 (dw_cfi_oprnd2_desc): Likewise.
4435 (mem_loc_descriptor): Recognize new pattern generated for value
4438 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4440 PR rtl-optimization/78186
4441 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
4442 well, when converting to IOR.
4444 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
4446 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
4447 (vec_interleave_highv8qi): Likewise.
4449 2016-11-03 Martin Liska <mliska@suse.cz>
4451 * profile.c (instrument_values): Fix coding style.
4452 (branch_prob): Use renamed function.
4453 * tree-profile.c (init_ic_make_global_vars): Likewise.
4454 (gimple_init_edge_profiler): Rename to
4455 gimple_init_gcov_profiler.
4456 tree_time_profiler_counter variable declaration.
4457 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
4459 * value-prof.h: Remove an argument.
4461 2016-11-03 Richard Biener <rguenther@suse.de>
4463 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
4464 symtab_node::get_create.
4466 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4468 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
4469 Move comments into more natural position.
4471 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
4473 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
4474 (PTRDIFF_TYPE): Define as int.
4476 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4478 * ccmp.c (expand_ccmp_expr_1): Adjust.
4479 (expand_ccmp_expr): Likewise.
4480 (expand_ccmp_next): Likewise.
4481 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
4482 (aarch64_gen_ccmp_first): Likewise.
4483 * doc/tm.texi: Regenerate.
4484 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
4485 (gen_ccmp_next): Likewise.
4487 2016-11-03 Bin Cheng <bin.cheng@arm.com>
4489 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
4490 (vect_is_simple_reduction): Swap cond_reduction by inversion.
4492 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
4494 * config/i386/i386.c (ix86_init_libfuncs): New. Call
4495 darwin_rename_builtins here.
4496 (ix86_expand_divmod_libfunc): New.
4497 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
4498 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
4500 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
4501 Nathan Sidwell <nathan@acm.org>
4503 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
4505 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
4507 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
4509 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
4510 to format MODE_INT and MODE_PARTIAL_INT literals.
4512 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
4515 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
4516 NULL if TARGET_SPE_ABI.
4518 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4520 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
4521 clear padding bits even when they're less than a byte.
4523 2016-11-02 Richard Biener <rguenther@suse.de>
4525 * gimple-ssa-store-merging.c: Include gimplify-me.h.
4526 (imm_store_chain_info::output_merged_stores): Force base_addr
4527 to be proper GIMPLE for a MEM_REF address.
4528 (pass_store_merging::execute): Restrict negative bitpos
4529 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
4530 check. Take into account non-NULL_TREE offset if the base
4531 is already addressable.
4533 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
4535 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
4537 (aarch64_be_crypto_sha1hv4si): New pattern.
4539 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
4541 * config/aarch64/aarch64.md (add<mode>3): Remove
4542 redundant code. Don't split frame based additions.
4544 2016-11-02 Richard Biener <rguenther@suse.de>
4546 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
4547 redundant val and dest members.
4548 (store_immediate_info::store_immediate_info): Adjust.
4549 (merged_store_group::merged_store_group): Adjust.
4550 (merged_store_group::apply_stores): Likewise.
4551 (struct imm_store_chain_info): Add base_addr field.
4552 (imm_store_chain_info::imm_store_chain_info): New constructor.
4553 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
4554 (imm_store_chain_info::output_merged_store): Likewise. Use
4555 addr_base which is already the address.
4556 (imm_store_chain_info::output_merged_stores): Likewise.
4557 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
4558 imm_store_chain_info instead of base. Fix alias check.
4559 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
4560 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
4561 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
4562 use the address of the base and adjust for other changes.
4564 2016-11-02 Martin Liska <mliska@suse.cz>
4566 * fold-const-call.c (host_size_t_cst_p): Test whether
4567 t is convertible to size_t.
4569 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4571 PR tree-optimization/78170
4572 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
4573 introduced by native_encode_expr on little-endian as well.
4575 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4577 PR tree-optimization/78162
4578 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
4581 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4583 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
4585 (aarch64_next_callee_save): Likewise.
4586 (aarch64_pushwb_single_reg): Likewise.
4587 (aarch64_gen_storewb_pair): Likewise.
4588 (aarch64_push_regs): Likewise.
4589 (aarch64_gen_loadwb_pair): Likewise.
4590 (aarch64_pop_regs): Likewise.
4591 (aarch64_gen_store_pair): Likewise.
4592 (aarch64_gen_load_pair): Likewise.
4593 (aarch64_save_callee_saves): Likewise.
4594 (aarch64_restore_callee_saves): Likewise.
4596 2016-11-02 Richard Biener <rguenther@suse.de>
4598 PR tree-optimization/78035
4599 PR tree-optimization/77964
4600 * gimple-pretty-print.c (pp_points_to_solution): Print
4601 vars_contains_interposable.
4602 * tree-ssa-alias.c: Include varasm.h.
4603 (ptrs_compare_unequal): Check vars_contains_interposable and
4604 decl_binds_to_current_def_p.
4605 (dump_points_to_solution): Dump vars_contains_interposable.
4606 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
4608 * tree-ssa-structalias.c: Include varasm.h.
4609 (set_uids_in_ptset): Record whether vars contains a
4610 not decl_binds_to_current_def_p variable in vars_contains_interposable.
4611 (ipa_escaped_pt): Update initializer.
4613 2016-11-02 Richard Biener <rguenther@suse.de>
4615 PR tree-optimization/78047
4616 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
4617 fake field at offset zero conservatively regarding to may_have_pointers.
4619 2016-11-02 Richard Biener <rguenther@suse.de>
4621 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
4622 infer_value_range on stmt ops and update value-ranges.
4623 Dump visited stmts and blocks.
4624 (evrp_dom_walker::push_value_range): Dump changes.
4625 (evrp_dom_walker::pop_value_range): Likewise.
4626 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
4628 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4630 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
4632 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
4634 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4636 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
4637 and adjust for that.
4638 * cfgrtl.h (delete_insn_chain): Adjust prototype.
4640 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4642 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
4644 (transcode_memory_rtx): Likewise.
4645 (move_to_acc): Likewise.
4646 (move_from_acc): Likewise.
4647 (move_acc_to_reg): Likewise.
4648 (move_to_x): Likewise.
4649 (move_to_hl): Likewise.
4650 (move_to_de): Likewise.
4651 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
4652 (rs6000_emit_savres_rtx): Likewise.
4653 (rs6000_emit_prologue): Likewise.
4654 * reorg.c (update_reg_unused_notes): Likewise.
4655 * rtl.h (remove_note): Adjust prototype.
4656 * rtlanal.c (remove_note): Make argument type rtx_insn *.
4658 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4660 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
4661 variables so some can be rtx_insn *.
4662 (alpha_emit_xfloating_libcall): Likewise.
4663 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
4664 (mips_legitimize_tls_address): Likewise.
4665 * optabs.c (expand_binop): Likewise.
4666 * reload1.c (gen_reload): Likewise.
4668 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4670 * reorg.c (relax_delay_slots): Split up the trial variable.
4672 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4674 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
4675 of variables rtx_insn *.
4676 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
4677 (legitimize_tls_address): Likewise.
4678 * config/bfin/bfin.c (hwloop_optimize): Likewise.
4679 (bfin_gen_bundles): Likewise.
4680 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4681 (c6x_reorg): Likewise.
4682 * config/frv/frv.c (frv_reorder_packet): Likewise.
4683 * config/i386/i386.c (ix86_split_idivmod): Likewise.
4684 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
4685 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
4686 * config/mn10300/mn10300.c: Likewise.
4687 * config/rl78/rl78.c: Likewise.
4688 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
4689 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
4690 (sh_expand_cmpnstr): Likewise.
4691 (sh_expand_strlen): Likewise.
4692 (sh_expand_setmem): Likewise.
4693 * config/sh/sh.md: Likewise.
4694 * emit-rtl.c (emit_pattern_before): Likewise.
4695 * except.c: Likewise.
4696 * final.c: Likewise.
4699 2016-11-01 Jason Merrill <jason@redhat.com>
4701 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
4702 a COND_EXPR with constant condition.
4704 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4706 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
4707 and its initialization.
4709 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4711 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
4714 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4716 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
4717 argument, don't call add_linkage_name if it is true.
4718 (gen_variable_die): For C++ inline static data members, consider the
4719 initial call when old_die is NULL to be declaration and call
4720 add_name_and_src_coords_attributes in that case with true as
4721 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
4722 (gen_member_die): For C++ inline static data members, emit a
4723 definition DIE right away in DW_TAG_compile_unit context.
4725 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
4728 * config/pa/pa.md: Add new shift/add patterns to handle
4729 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
4731 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
4733 * config/xtensa/xtensa-protos.h
4734 (xtensa_use_return_instruction_p): New prototype.
4735 * config/xtensa/xtensa.c (xtensa_current_frame_size,
4736 xtensa_callee_save_size): Remove.
4737 (struct machine_function): Add new fields: current_frame_size,
4738 callee_save_size, frame_laid_out and epilogue_done.
4739 (compute_frame_size, xtensa_expand_prologue,
4740 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
4741 cfun->machine->callee_save_size and xtensa_current_frame_size
4742 with cfun->machine->current_frame_size.
4743 (compute_frame_size): Update cfun->machine->frame_laid_out and
4744 don't update frame layout after reload completion.
4745 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
4746 instead of zeroing xtensa_current_frame_size.
4747 (xtensa_use_return_instruction_p): New function.
4748 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
4750 (INITIAL_ELIMINATION_OFFSET): Use return value of
4751 compute_frame_size instead of xtensa_current_frame_size value.
4752 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
4753 function xtensa_use_return_instruction_p instead of inline code.
4755 2016-11-01 Jakub Jelinek <jakub@redhat.com>
4757 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
4758 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
4759 * dwarf2out.c (rnglist_idx): New variable.
4760 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
4761 (DEBUG_RNGLISTS_SECTION): Define.
4762 (ranges_base_label): New variable.
4763 (size_of_die) <case dw_val_class_range_list>: If using
4764 DW_FORM_rnglistx, count size of uleb128 of range list index.
4765 (value_format) <case dw_val_class_range_list>: For
4766 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
4767 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
4768 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
4769 (add_ranges_num): Remove useless prototype. Don't multiply
4770 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
4771 for new fields added to dw_ranges struct.
4772 (add_ranges): Add maybe_new_sec argument and pass it
4773 through to add_ranges_num.
4774 (note_rnglist_head): New function.
4775 (add_ranges_by_labels): Pass true as maybe_new_sec to
4776 add_ranges_num, call note_rnglist_head on the head of the list.
4777 (output_ranges): Add function comment. Switch to
4778 .debug_ranges section here and emit .Ldebug_ranges0 label.
4779 (index_rnglists, output_rnglists): New functions.
4780 (gen_subprogram_die): Formatting fixes.
4781 (add_high_low_attributes): Don't divide offsets
4782 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
4783 first list element or when pointing into the middle of
4784 a list. Pass true as second argument to add_ranges on the
4785 first block fragment after cold/hot section switch.
4786 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
4787 section instead of .debug_ranges. Initialize
4788 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
4789 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
4790 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
4791 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
4792 Call output_rnglists for -gdwarf-5.
4793 (dwarf2out_c_finalize): Clear rnglist_idx.
4795 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
4797 * combine.c (simplify_compare_const): Add gcc_fallthrough.
4799 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
4800 Tamar Christina <tamar.christina@arm.com>
4802 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
4803 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
4804 (vmaxnmq_f32): Likewise.
4805 (vminnm_f32): Likewise.
4806 (vminnmq_f32): Likewise.
4807 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
4809 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
4812 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4814 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
4815 binary floating point types supported by the hardware except for
4817 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
4818 vector instruction for optimizing extracting a SImode from a
4819 V4SImode vector and converting it to floating point.
4820 (vsx_xvcvuxwdp_df): Likewise.
4821 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
4822 registers to be any VSX register. Move stores to the end of the
4824 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
4825 to optimize extracting a SImode from a V4SImode vector and
4826 converting it to a binary floating point type supported by the
4827 hardware. Use the vector converts instead of extracting the
4828 element, sign extending it, and then converting it to double.
4829 Other floating point types than double first convert to double,
4830 then the double is converted to that type.
4831 (vsx_extract_si_<uns>float_<mode>): Likewise.
4833 2016-10-31 Andrew Pinski <apinski@cavium.com>
4835 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
4836 Rewrite handling of part num to handle the case where
4837 multiple implementers share the same part num.
4839 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
4840 Jakub Jelinek <jakub@redhat.com>
4842 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
4843 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
4845 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4847 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
4848 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
4849 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
4850 (is_cu_die, is_unit_die): Likewise.
4851 (should_move_die_to_comdat, break_out_comdat_types): Adjust
4852 comments for DWARF5 DW_UT_type units.
4853 (output_compilation_unit_header): Add UT argument, output
4854 start of DWARF5 .debug_info section header.
4855 (output_comp_unit): Add dwo_id argument. Adjust
4856 output_compilation_unit_header caller, for DW_UT_split_compile
4857 emit dwo_id field, otherwise padding1. Emit padding2 field.
4858 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
4859 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
4860 (output_skeleton_debug_sections): Add dwo_id argument, for
4861 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
4862 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
4863 DW_UT_type or DW_UT_split_type units rather than .debug_types.
4864 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
4865 DW_TAG_compile_unit for skeleton unit die. Don't add
4866 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
4867 address to output_comp_unit and output_skeleton_debug_sections.
4869 * dwarf2out.c (debug_line_str_section): New variable.
4870 (debug_line_str_hash): Likewise.
4871 (DEBUG_LINE_STR_SECTION): Define.
4872 (set_indirect_string): Handle DW_FORM_line_strp like
4874 (find_string_form): Fix up formatting.
4875 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
4877 (output_die): Handle DW_FORM_line_strp.
4878 (DWARF5_USE_DEBUG_LINE_STR): Define.
4879 (output_line_string): New function.
4880 (output_file_names): Add -gdwarf-5 support.
4881 (output_line_info): Likewise.
4882 (init_sections_and_labels): Initialize debug_line_str_section.
4883 (output_indirect_string): Change 2nd argument from void *
4884 to enum dwarf_form form, compare with form rather than
4886 (output_indirect_strings): Pass DW_FORM_strp to
4887 output_indirect_string traversion.
4888 (dwarf2out_finish): Output .debug_line_str strings.
4889 (dwarf2out_c_finalize): Clear debug_line_str_section and
4890 debug_line_str_hash.
4892 2016-10-31 Tom Tromey <tom@tromey.com>
4895 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
4896 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
4897 DW_OP_GNU_push_tls_address case.
4898 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
4900 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4902 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
4903 for frame_offset_rel bit.
4904 (struct array_descr_info): Add rank field.
4905 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
4906 and placeholder_seen fields.
4907 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
4908 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
4909 DW_OP_pick 1 into DW_OP_over.
4910 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
4911 gen_variant_part): Clear placeholder_{arg,seen}.
4912 (loc_list_from_tree_1): Drop const from context argument.
4913 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
4914 (loc_list_for_address_of_addr_expr_of_indirect_ref,
4915 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
4917 (add_scalar_info): Drop const from context argument. Handle
4918 context->placeholder_arg.
4919 (add_bound_info): Drop const from context argument.
4920 (gen_descr_array_type_die): Drop const from ctx variable.
4921 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
4922 attribute and use a single DW_TAG_generic_subrange instead of
4923 7 DW_TAG_subrange_type for assumed rank arrays.
4925 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
4926 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
4927 from bool to 1-bit uchar bitfield. Add num_assigned and
4928 offset_emitted bitfields.
4929 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
4930 for dw_val_class_lineptr and dw_val_class_macptr. Handle
4931 dw_val_class_loclistsptr.
4932 (new_addr_loc_descr): Fix up formatting.
4933 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
4934 (add_AT_low_high_pc): Fix up formatting.
4935 (add_AT_loclistsptr): New function.
4936 (AT_lbl): Allow dw_val_class_loclistsptr.
4937 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
4938 Handle dw_val_class_loclistsptr.
4939 (loc_list_idx): New variable.
4940 (output_loclists_offsets, assign_location_list_indexes): New
4942 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
4943 add size_of_uleb128 of the index. Drop never used
4944 dwarf_split_debug_info AT_index handling. Handle
4945 dw_val_class_loclistsptr.
4946 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
4947 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
4948 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
4949 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
4950 DW_FORM_loclistx indexes.
4951 (output_attr_index_or_value): Fix up formatting. Don't handle
4952 dw_val_class_loc_list here.
4953 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
4954 For dw_val_class_loc_list call output_loc_list_offset rather than
4955 output_attr_index_or_value.
4956 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
4957 or .debug_loclists.dwo section name for debug_loc_section.
4958 (resolve_addr_in_expr): Formatting fix.
4959 (index_location_lists): Likewise.
4960 (dwarf2out_finish): If there are any location lists, for
4961 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
4962 index_location_lists only if have_location_lists. Call
4963 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
4964 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
4965 -gsplit-dwarf also emit offset table.
4967 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
4968 (size_of_die, value_format, output_die): Use
4969 DW_FORM_data16 for 128-bit dw_val_class_const_double or
4970 dw_val_class_wide_int.
4972 * dwarf2out.c (dwarf_op): Renamed to ...
4973 (dwarf_OP): ... this.
4974 (convert_descriptor_to_mode, scompare_loc_descriptor,
4975 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4976 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
4978 (dwarf_AT, dwarf_TAG): New functions.
4979 (check_die): Disallow DW_AT_call_all_calls next to
4980 DW_AT_GNU_all_call_sites.
4981 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
4982 and attributes instead of the corresponding GNU tag and attributes.
4983 (gen_subprogram_die): Likewise. Emit call site information even
4984 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
4985 DW_AT_defaulted in comment.
4986 (resolve_addr): Handle DW_AT_call_origin attribute on
4987 DW_TAG_call_site DIE like DW_AT_abstract_origin on
4988 DW_TAG_GNU_call_site DIE.
4990 * dwarf2out.c (dwarf_op): New function.
4991 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
4992 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
4993 (output_loc_operands, output_loc_operands_raw): Likewise.
4994 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
4995 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
4996 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
4997 if dwarf_version < 5.
4998 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
5000 (scompare_loc_descriptor, ucompare_loc_descriptor,
5001 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5002 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
5003 optimize_location_into_implicit_ptr): Likewise. Only punt for
5004 !dwarf_strict if dwarf_version < 5.
5005 (string_cst_pool_decl): Adjust comment.
5006 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
5008 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
5009 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5010 (struct dw_val_node): Add val_file_implicit field.
5011 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
5012 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
5013 output_die): Handle dw_val_class_const_implicit,
5014 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5015 (abbrev_die_table): Change into va_gc vec.
5016 (abbrev_die_table_allocated, abbrev_die_table_in_use,
5017 ABBREV_DIE_TABLE_INCREMENT): Remove.
5018 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
5019 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
5021 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
5022 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
5024 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
5026 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
5028 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
5030 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
5031 unit. Call optimize_abbrev_table.
5032 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
5033 abbrev_die_table being a va_gc vec.
5035 PR tree-optimization/77860
5036 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
5037 also integral complex and vector constants.
5039 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
5040 optimize_macinfo_range, save_macinfo_strings): Replace
5041 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
5042 (output_macinfo): Likewise. Emit .debug_macro* rather than
5043 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
5044 (init_sections_and_labels): Use .debug_macro* labels rather than
5045 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
5046 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
5047 or DW_AT_GNU_macros for -gdwarf-5.
5049 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
5051 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
5053 2016-09-11 Le-Chun Wu <lcwu@google.com>
5054 Mark Wielaard <mjw@redhat.com>
5056 * common.opt (Wshadow=global): New option. Default for -Wshadow.
5057 (Wshadow=local): New option.
5058 (Wshadow-local): Hidden alias for -Wshadow=local.
5059 (Wshadow=compatible-local): New option.
5060 (Wshadow-compatible-local): Hidden alias for
5061 -Wshadow=compatible-local.
5062 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
5063 Wshadow=compatible-local.
5065 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5067 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
5068 Check slp defs for COND_EXPR by swapping/inverting operands if the
5069 new parameter SWAP indicates so.
5070 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
5071 is isomorphic to the first stmt via swapping/inverting. Store swap
5072 information in the new parameter SWAP.
5073 (vect_build_slp_tree): New local array SWAP and pass it to function
5074 vect_build_slp_tree_1. Cleanup result handling code for function
5075 call to vect_get_and_check_slp_defs. Skip operand swapping if the
5076 order of operands has been fixed as indicated by SWAP[i].
5078 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5080 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
5081 unnecessary data dependence check after visited store stmt.
5083 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5085 PR tree-optimization/71915
5086 PR tree-optimization/71490
5087 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
5089 (find_basis_for_base_expr): Require stride types to match when
5091 (alloc_cand_and_find_basis): Record the stride type.
5092 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
5093 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
5094 the expressions having those types.
5095 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
5096 (create_mul_ssa_cand): Likewise.
5097 (create_mul_imm_cand): Likewise.
5098 (create_add_ssa_cand): Likewise.
5099 (create_add_imm_cand): Likewise.
5100 (legal_cast_p_1): Change interface to accept types rather than the
5101 expressions having those types.
5102 (legal_cast_p): Pass types to legal_cast_p_1.
5103 (slsr_process_cast): Pass stride type to
5104 alloc_cand_and_find_basis.
5105 (slsr_process_copy): Likewise.
5106 (dump_candidate): Display stride type when a cast exists.
5107 (create_add_on_incoming_edge): Introduce a cast when necessary for
5109 (analyze_increments): Change the code checking for invalid casts
5110 to rely on the stride type, and update the documentation and
5111 example. Change the code checking for pointer multiplies to rely
5113 (insert_initializers): Introduce a cast when necessary for the
5114 stride type. Use the stride type for the type of the initializer.
5116 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5118 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
5120 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5122 PR rtl-optimization/77919
5123 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
5124 into memory if both modes are complex and their inner modes have the
5125 same precision. If the two modes are different complex modes, convert
5126 each part separately and generate a new CONCAT.
5128 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5130 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
5132 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5135 * gimple-ssa-store-merging.c
5136 (imm_store_chain_info::output_merged_store): Use build_aligned_type
5137 instead of SET_TYPE_ALIGN on shared integral type.
5139 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5141 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5142 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
5145 2016-10-28 Jeff Law <law@redhat.com>
5147 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
5148 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
5150 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5152 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
5154 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5156 * target.def (min_arithmetic_precision): New hook.
5157 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
5158 * doc/tm.texi: Regenerate.
5159 * internal-fn.c (expand_arith_overflow): Adjust handling of target
5160 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
5161 * targhooks.c (default_min_arithmetic_precision): New function.
5162 * targhooks.h (default_min_arithmetic_precision): Declare.
5163 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
5164 (sparc_min_arithmetic_precision): New function.
5166 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5169 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
5170 Swap commutative operands in new RTL if needed. Handle zero_ext
5172 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
5175 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5176 Kugan Vivekanandarajah <kuganv@linaro.org>
5177 Jim Wilson <jim.wilson@linaro.org>
5179 PR tree-optimization/43721
5180 * target.def: New hook expand_divmod_libfunc.
5181 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
5182 * doc/tm.texi: Regenerate.
5183 * internal-fn.def: Add new entry for DIVMOD ifn.
5184 * internal-fn.c (expand_DIVMOD): New.
5185 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
5187 (widen_mul_stats): Add new field divmod_calls_inserted.
5188 (target_supports_divmod_p): New.
5189 (divmod_candidate_p): Likewise.
5190 (convert_to_divmod): Likewise.
5191 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
5192 renumber_gimple_stmt_uids at beginning of function. Call
5193 convert_to_divmod and record stats for divmod.
5194 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
5195 TARGET_EXPAND_DIVMOD_LIBFUNC.
5196 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
5199 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5200 Segher Boessenkool <segher@kernel.crashing.org>
5202 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
5203 swapping the arms of the branch.
5204 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
5205 sequence for the generic signed-signed-signed case.
5207 2016-10-28 Jeff Law <law@redhat.com>
5209 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
5211 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5213 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5215 PR rtl-optimization/78029
5216 * function.c (prologue_contains, epilogue_contains): New functions.
5217 (record_prologue_seq, record_epilogue_seq): New functions.
5218 * function.h (prologue_contains, epilogue_contains,
5219 record_prologue_seq, record_epilogue_seq): New declarations.
5220 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
5221 mixing prologue and epilogue insns.
5222 (init_deps): Initialize the new fields in struct deps_desc.
5223 * sched-int.h (struct deps_desc): New fields last_prologue,
5224 last_epilogue, and last_logue_was_epilogue.
5225 * shrink-wrap.c (emit_common_heads_for_components): Record all
5226 emitted prologue and epilogue insns.
5227 (emit_common_tails_for_components): Ditto.
5228 (insert_prologue_epilogue_for_components): Ditto.
5230 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5233 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
5234 * common.opt (fstore-merging): New Optimization option.
5235 * opts.c (default_options_table): Add entry for
5236 OPT_ftree_store_merging.
5237 * fold-const.h (can_native_encode_type_p): Declare prototype.
5238 * fold-const.c (can_native_encode_type_p): Define.
5239 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
5240 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5241 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
5242 * passes.def: Insert pass_tree_store_merging.
5243 * tree-pass.h (make_pass_store_merging): Declare extern
5245 * gimple-ssa-store-merging.c: New file.
5246 * doc/invoke.texi (Optimization Options): Document
5248 (--param documentation): Document store-merging-allow-unaligned
5249 and max-stores-to-merge.
5251 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
5254 * gimplify.c (gimplify_init_constructor): Move emit of constructor
5255 assignment to earlier in the if/else logic.
5257 2016-10-28 Richard Biener <rguenther@suse.de>
5261 * fold-const.c (make_bit_field_ref): Only adjust alias set
5262 when the original alias set was zero.
5264 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5266 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
5267 (s390_adjust_loops): New function.
5268 (s390_reorg): Invoke s390_adjust_loops.
5269 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
5270 ("osc_break"): New insn definition.
5272 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5274 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
5275 * config.gcc: Support alternate archXX cpu levels with
5276 --with-arch= and --with-tune=.
5277 * config/s390/linux.h: Translate new archXX cpu levels to the
5278 original names when calling GAS.
5279 * config/s390/tpf.h: Likewise.
5280 * doc/invoke.texi: Document the alternate cpu level names.
5282 2016-10-28 Jakub Jelinek <jakub@redhat.com>
5284 PR rtl-optimization/77919
5285 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
5286 MEM if mode1 is not a complex mode.
5288 PR rtl-optimization/78132
5289 * ree.c (combine_reaching_defs): Give up if copy_needed and
5290 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
5292 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
5294 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
5296 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5298 * config/rs6000/constraints.md (wH constraint): Add new
5299 constraints for allowing 32-bit integers (and eventually 8/16-bit
5300 integers) into the vector registers.
5301 (wI constraint): Likewise.
5302 (wJ constraint): Likewise.
5303 (wK constraint): Likewise.
5304 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
5305 -mvsx-small-integer as a default option for ISA 2.07
5307 (POWERPC_MASKS): Likewise.
5308 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
5309 switch to turn off small integer support in vector registers.
5310 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
5311 test for -mupper-regs-di, since it is already done with the
5312 reg_add[mode].scalar_in_vsx_p. Add support for the switch
5313 -mvsx-small-integer.
5314 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
5316 (rs6000_setup_reg_addr_masks): Likewise.
5317 (rs6000_init_hard_regno_mode_ok): Likewise.
5318 (rs6000_option_override_internal): Add consistency checks for
5319 -mvsx-small-integer.
5320 (rs6000_secondary_reload_simple_move): SImode is a simple move if
5321 -mvsx-small-integer.
5322 (rs6000_secondary_reload): Use std::swap.
5323 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
5324 VSX_REGS for small integers in vector registers, since there is no
5325 D-FORM address mode for such types.
5326 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
5327 (rs6000_opt_masks): Add -mvsx-small-integer.
5328 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
5330 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
5331 extracts can be done on ISA 2.07.
5332 (vsx_extract_<mode>): Add support for small integers in vsx
5334 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
5335 longer support V4SImode in this pattern.
5336 (vsx_extract_si): New insn to support extraction of SImode in ISA
5337 2.07 using either xxextractuw or vspltw.
5338 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
5339 longer support V4SImode in this pattern.
5340 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
5341 wJ, and wK constraints.
5342 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
5343 storing SDmode with VSX instructions.
5344 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
5345 GPR load and before the FPR and VSX loads. Remove ??, ! from the
5346 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
5347 small integers in vector registers.
5348 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
5349 load and before the FPR and VSX loads. Remove ??, ! from the
5350 constraints. Add VEXTSW2D support for small integers in vector
5352 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
5353 integers in vector registers.
5354 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
5355 move instead of using an UNSPEC.
5356 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
5357 integers in vector registers.
5358 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
5359 move instead of using an UNSPEC.
5360 (movsi_internal1): Add support for -mvsx-small-integer. Align
5361 columns so that it is more readable.
5362 (SImode splitter for ISA 3.0 constants): Add splitter for
5363 -128..127 constants that can easily be constructed on ISA 3.0.
5364 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
5367 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5370 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
5373 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
5375 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
5376 PIC_OFFSET_TABLE_REGNUM twice.
5378 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5380 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
5381 support for constant operand for OP.
5383 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5385 * dwarf2out.c (gen_member_die): Only reparent_child instead of
5386 splice_child_die if child doesn't have DW_AT_specification attribute.
5388 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5390 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
5391 (TARGET_HAVE_LDREXBH): Likewise.
5392 (TARGET_HAVE_LDACQ): Likewise.
5394 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5396 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
5397 logic to to decide whether to copy over old value to register for new
5399 * config/arm/sync.md: Add comments explaning why mode and code
5400 attribute are not defined in iterators.md
5401 (thumb1_atomic_op_str): New code attribute.
5402 (thumb1_atomic_newop_str): Likewise.
5403 (thumb1_atomic_fetch_op_str): Likewise.
5404 (thumb1_atomic_fetch_newop_str): Likewise.
5405 (thumb1_atomic_fetch_oldop_str): Likewise.
5406 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
5407 mirror the more restrictive constraints of the Thumb-1 insns after
5408 split compared to Thumb-2 counterpart insns.
5409 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
5410 in sync with non atomic version.
5411 (atomic_nand<mode>): Likewise.
5412 (atomic_fetch_<sync_optab><mode>): Likewise.
5413 (atomic_fetch_nand<mode>): Likewise.
5414 (atomic_<sync_optab>_fetch<mode>): Likewise.
5415 (atomic_nand_fetch<mode>): Likewise.
5416 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
5417 in sync with atomic version.
5418 (thumb1_subsi3_insn): Likewise.
5419 (thumb1_andsi3_insn): Likewise.
5420 (thumb1_iorsi3_insn): Likewise.
5421 (thumb1_xorsi3_insn): Likewise.
5423 2016-10-27 Nick Clifton <nickc@redhat.com>
5425 * plugin.c (register_plugin_info): Produce an error message if the
5426 plugin is not found in the hash table.
5428 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5430 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
5433 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
5436 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
5437 define builtin functions from the bdesc_spe_predicates or
5438 bdesc_spe_evsel arrays if the builtin mask is not compatible with
5439 the current compiler configuration.
5440 (paired_init_builtins): Modify loop to not define define builtin
5441 functions from the bdesc_paried_preds array if the builtin mask is
5442 not compatible with the current compiler configuration.
5443 (altivec_init_builtins): Modify loops to not define the
5444 __builtin_altivec_stxvl function nor the builtin functions from
5445 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
5446 builtin mask is not compatible with the current compiler
5449 2016-10-26 Jeff Law <law@redhat.com>
5451 * config/sh/sh.c (output_branch): Add missing fallthru comments.
5452 (gen_shl_and): Likewise.
5453 * config/sh/sh.md (movsicc): Add missing fallthru comments.
5455 * config/mips/mips.c (mips16_constant_cost): Add missing
5457 (mips16_build_call_stub): Increase buffer size. Adjust
5460 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5462 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
5463 INSN_UIDs for all insns in compact mode.
5464 (rtx_writer::print_rtx): Likewise.
5465 * print-rtl.h (rtx_writer::flag_compact): Update comment.
5466 * rtl-tests.c (selftest::test_dumping_insns): Update expected
5467 output to include INSN_UID.
5468 (selftest::test_uncond_jump): Likewise.
5470 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
5472 * haifa-sched.c (call_used_regs_num): Rename to...
5473 (call_saved_regs_num): ...this.
5474 (fixed_regs_num): New variable.
5475 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
5477 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
5479 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5481 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
5483 * print-rtl.c (outfile): Delete global.
5484 (sawclose): Likewise.
5486 (in_call_function_usage): Likewise.
5487 (flag_compact): Likewise.
5488 (flag_simple): Likewise.
5489 (rtx_writer::rtx_writer): New ctor.
5490 (print_rtx_operand_code_0): Convert to...
5491 (rtx_writer::print_rtx_operand_code_0): ...this.
5492 (print_rtx_operand_code_e): Convert to...
5493 (rtx_writer::print_rtx_operand_code_e): ...this.
5494 (print_rtx_operand_codes_E_and_V): Convert to...
5495 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
5496 (print_rtx_operand_code_i): Convert to...
5497 (rtx_writer::print_rtx_operand_code_i): ...this.
5498 (print_rtx_operand_code_r): Convert to...
5499 (rtx_writer::print_rtx_operand_code_r): ...this.
5500 (print_rtx_operand_code_u): Convert to...
5501 (rtx_writer::print_rtx_operand_code_u): ...this.
5502 (print_rtx_operand): Convert to...
5503 (rtx_writer::print_rtx_operand): ...this.
5504 (print_rtx): Convert to...
5505 (rtx_writer::print_rtx): ...this.
5506 (print_inline_rtx): Rewrite in terms of class rtx_writer.
5507 (debug_rtx): Likewise.
5508 (print_rtl): Convert to...
5509 (rtx_writer::print_rtl): ...this.
5510 (print_rtl): Reimplement in terms of class rtx_writer.
5511 (print_rtl_single): Rewrite in terms of class rtx_writer.
5512 (print_rtl_single_with_indent): Convert to..
5513 (rtx_writer::print_rtl_single_with_indent): ...this.
5514 (print_simple_rtl): Rewrite in terms of class rtx_writer.
5515 * print-rtl.h (flag_compact): Delete decl.
5516 (class rtx_writer): New class.
5517 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
5520 2016-10-26 Jeff Law <law@redhat.com>
5522 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
5525 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
5526 (check_if_valid_sleep_operand): Add missing fallthru comment.
5527 (arc_register_move_cost): Increase buffer size.
5528 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
5530 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
5532 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
5533 comment. Add gcc_unreachable for path that should never happen.
5535 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
5538 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5539 Martin Liska <mliska@suse.cz>
5542 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
5543 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
5544 on outer context if any.
5546 2016-10-26 Jakub Jelinek <jakub@redhat.com>
5548 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
5549 by increment rather than double it.
5550 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
5551 emit a space before args[4].
5552 (END): Don't emit a space before with_arg.
5554 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5556 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
5557 Baseline only alternatives to (i) hold store atomic success value in a
5558 return register rather than a scratch register, (ii) use a low register
5559 for it and to (iii) ensure the cbranchsi insn generated by the split
5560 respect the constraints of Thumb-1 cbranchsi4_insn and
5562 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
5563 constraints must match those in atomic_compare_and_swap.
5564 (cbranchsi4_scratch): Likewise.
5566 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5568 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
5569 variable. Add the new parameter to the insn generator. Set that
5570 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
5571 return value from the negation of that parameter for Thumb-1, keeping
5572 the logic unchanged otherwise except for using bdst as the destination
5573 register of the compare_and_swap insn.
5574 (arm_split_compare_and_swap): Add explanation about how is the value
5575 returned to the function comment. Rename scratch variable to
5576 neg_bval. Adapt initialization of variables holding operands to the
5577 new operand numbers. Use return register to hold result of store
5578 exclusive for Thumb-1, scratch register otherwise. Construct the
5579 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
5580 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
5581 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
5582 for strongly ordered compare_and_swap.
5583 * config/arm/predicates.md (cc_register_operand): New predicate.
5584 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
5585 match_operand with the new predicate to accept either the CC flag or a
5586 destination register for the boolean return value, restricting it to
5587 CC flag only via constraint. Adapt operand numbers accordingly.
5589 2016-10-26 Jeff Law <law@redhat.com>
5591 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
5593 * config/frv/frv.c (comparison_string): Do not fall through after
5596 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
5598 (expand_one_builtin): Add missing break.
5600 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
5601 (m32c_legitimate_address_p): Likewise.
5603 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
5605 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
5607 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
5610 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
5613 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
5615 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
5617 (rl78_asm_ctor_dtor): Increase buffer size.
5619 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
5621 (xstormy16_asm_output_constructor): Likewise.
5623 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
5626 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
5627 comment to silence warning.
5629 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
5630 (spu_legitimate_address_p): Fix logic error and add missing fallthru
5633 2016-10-26 Michael Matz <matz@suse.de>
5635 PR tree-optimization/78060
5636 PR tree-optimization/78061
5637 PR tree-optimization/78088
5638 * tree-ssa-loop-split.c (easy_exit_values): New function.
5639 (tree_ssa_split_loops): Use it.
5640 (compute_new_first_bound): Change order of operations,
5641 fix invalid use of types.
5643 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
5645 gen-pass-instances.awk is sensitive to the order in which
5646 passes are added; passes that appear later have to be added first.
5650 * config/avr/avr-passes.def: Swap order of directives for
5651 gen-pass-instances.awk.
5653 2016-10-25 Jeff Law <law@redhat.com>
5655 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
5656 (vax_notice_update_cc): Likewise.
5658 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5660 * config.gcc (sparc*-*-solaris2*): Adjust.
5661 (sparc64-*-linux*): Likewise.
5662 * config/sparc/default-64.h: Rename to...
5663 * config/sparc/default64.h: ...this.
5664 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
5666 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
5667 * config/sparc/sparc.h: Minor tweaks.
5668 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
5669 TARGET_ARCH32 throughout. Minor various tweaks throughout.
5671 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5673 * input.c (fcache::file_patch): Add comment about lifetime.
5674 (selftest::cpp_reader_ptr): New class.
5675 (selftest::lexer_test): Convert m_parser from cpp_reader *
5676 to a cpp_reader_ptr, and move m_tempfile to after it.
5677 (selftest::lexer_test::lexer_test): Update for above reordering.
5678 (lexer_test::~lexer_test): Move cleanup of m_parser to
5679 cpp_reader_ptr's dtor.
5681 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5683 * toplev.c (toplev::main): Remove call to
5684 location_adhoc_data_fini.
5686 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
5688 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
5689 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
5691 2016-10-25 David Malcolm <dmalcolm@redhat.com>
5693 * ggc-tests.c (forcibly_ggc_collect): Rename to...
5694 (selftest::forcibly_ggc_collect): ...this, and remove "static".
5695 (test_basic_struct): Update for above renaming.
5696 (test_length): Likewise.
5697 (test_union): Likewise.
5698 (test_finalization): Likewise.
5699 (test_deletable_global): Likewise.
5700 (test_inheritance): Likewise.
5701 (test_chain_next): Likewise.
5702 (test_user_struct): Likewise.
5703 (test_tree_marking): Likewise.
5704 * selftest-run-tests.c (selftest::run_tests): Call
5705 selftest::forcibly_ggc_collect at the end of the selftests.
5706 * selftest.h (selftest::forcibly_ggc_collect): New decl.
5708 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5711 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
5712 * optabs.c (expand_vec_cond_expr): For comparison codes
5713 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
5714 (expand_vec_cmp_expr): For comparison codes
5715 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
5716 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
5717 Add enum tree_code argument.
5718 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
5720 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
5721 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
5723 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
5724 NE_EXPR, attempt to use vcondeq_optab as fallback.
5725 * tree-vect-generic.c (expand_vector_comparison,
5726 expand_vector_divmod, expand_vector_condition): Adjust
5727 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
5728 * tree-vect-stmts.c (vectorizable_condition,
5729 vectorizable_comparison): Likewise.
5730 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
5731 check_bool_pattern, search_type_for_mask_1): Likewise.
5732 * expr.c (do_store_flag): Likewise.
5733 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
5734 @code{vcondeq@var{m}@var{n}}): Document.
5735 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
5738 2016-10-25 Jeff Law <law@redhat.com>
5740 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
5742 (v850_output_aligned_bss): Add missing break.
5744 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
5746 2016-10-25 Martin Liska <mliska@suse.cz>
5749 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
5750 statements as they can also contain possibly a freeing call.
5752 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
5753 Martin Liska <mliska@suse.cz>
5756 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
5757 * ipa-icf.c (sem_function::get_hash): Add target optimization
5760 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
5763 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
5764 Remove partial overlap check for shift by 1.
5765 (ashldi3_neon): Likewise.
5767 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
5769 * config/arm/constraints.md (Q constraint): Document its use for
5771 (Pf constraint): New constraint for relaxed, consume or relaxed memory
5773 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
5774 alternatives to allow any register when memory model matches Pf and
5775 thus lda is used, but only low registers otherwise. Use unpredicated
5776 output template for Thumb-1 targets.
5777 (atomic_store<mode>): Likewise for stl.
5778 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
5779 whose output template does not have predication.
5780 (arm_load_acquire_exclusive<mode>): Likewise.
5781 (arm_load_exclusivesi): Likewise.
5782 (arm_load_acquire_exclusivesi): Likewise.
5783 (arm_store_release_exclusive<mode>): Likewise.
5784 (arm_store_exclusive<mode>): Use unpredicated output template for
5787 2016-10-25 Jakub Jelinek <jakub@redhat.com>
5789 * internal-fn.def (LAUNDER): New internal function.
5790 * internal-fn.c (expand_LAUNDER): New function.
5792 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5793 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5795 New avr target pass to work around performance loss by PR fix.
5799 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
5800 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
5801 * config/avr/predicates.md (extend_operator): New.
5802 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
5803 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
5804 (make_avr_pass_casesi): New prototypes.
5805 * config/avr/avr.c (print-rtl.h): Include it.
5806 (pass_data avr_pass_data_casesi): Data for new pass.
5807 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
5808 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
5809 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
5810 (avr_optimize_casesi): New functions.
5812 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
5813 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
5817 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
5819 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5821 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
5822 DW_AT_rvalue_reference attributes.
5824 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
5826 * doc/invoke.text (Wint-in-bool-context): Update documentation.
5827 * value-prof.c (stringop_block_profile): Fix a warning.
5829 2016-10-24 Martin Sebor <msebor@redhat.com>
5832 * builtins.c (string_length): New function.
5833 (c_strlen): Use string_length. Correctly handle wide strings.
5834 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
5836 (target_int_max): Call target_max_value.
5837 (format_result::knownrange): New data member.
5838 (fmtresult::fmtresult): Define default constructor.
5839 (format_integer): Use it and set format_result::knownrange.
5840 Handle global constants.
5841 (format_floating_max): Add third argument.
5842 (format_floating): Recompute maximum value for %a for each argument.
5843 (get_string_length): Use fmtresult default ctor.
5844 (format_string): Set format_result::knownrange.
5845 (format_directive): Check format_result::knownrange.
5846 (add_bytes): Same. Correct caret placement in diagnostics.
5847 (pass_sprintf_length::compute_format_length): Set
5848 format_result::knownrange.
5849 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
5851 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5853 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
5854 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
5856 2016-10-24 Ximin Luo <infinity0@pwned.gg>
5859 * dwarf2out.c (file_table_relative_p): Remove.
5860 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
5861 also for absolute paths.
5862 * doc/tm.texi: Update.
5863 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
5864 * target.def (force_at_comp_dir): Remove hook.
5865 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
5867 2016-10-24 Richard Biener <rguenther@suse.de>
5869 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
5870 backedges when identifying the single predecessor to take
5871 conditional info from. Use SCEV to get at ranges for loop IVs.
5872 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
5873 avoid false warning.
5875 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
5878 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
5879 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
5880 (avr_address_tiny_absdata_p): New static function.
5881 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
5882 it to determine validity of constant addresses.
5883 (avr_attribute_table) [absdata]: New variable attribute...
5884 (avr_handle_absdata_attribute): ...and handler.
5885 (avr_decl_absdata_p): New static function.
5886 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
5887 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
5888 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
5890 2016-10-24 Richard Biener <rguenther@suse.de>
5892 PR tree-optimization/78076
5893 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
5894 also on the loop tree root.
5896 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5898 * config/i386/i386.c (ix86_fold_builtin): Handle
5899 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
5900 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5901 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
5902 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5904 2016-10-24 Martin Liska <mliska@suse.cz>
5907 * opts.c (finish_options): Skip conditionally.
5909 2016-10-23 Martin Sebor <msebor@redhat.com>
5912 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
5913 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
5915 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5917 * config/sparc/sparc.md (cpu_feature): Minor tweak.
5918 (enabled): Likewise.
5919 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
5920 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
5921 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
5922 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
5923 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
5924 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
5926 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5928 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
5929 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
5931 2016-10-21 Andrew Pinski <apinski@cavium.com>
5933 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
5935 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
5936 implementer_id to unsigned char.
5937 Change part_no to unsigned int.
5938 (AARCH64_BIG_LITTLE): New define.
5939 (INVALID_IMP): New define.
5940 (INVALID_CORE): New define.
5941 (cpu_data): Change the last element's implementer_id and part_no to
5943 (valid_bL_string_p): Rewrite to ..
5944 (valid_bL_core_p): this for integers instead of strings.
5945 (parse_field): New function.
5946 (contains_string_p): Rewrite to ...
5947 (contains_core_p): this for integers and only for the part_no.
5948 (host_detect_local_cpu): Rewrite handling of implementation and
5949 par num to be integers; simplifying the code.
5951 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5953 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
5954 value range for pointers in more cases.
5956 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5958 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
5959 Add extra argument to allow emitting the move immediate.
5960 Use add/sub with positive immediate.
5961 (aarch64_add_constant): Add inline function.
5962 (aarch64_add_sp): Likewise.
5963 (aarch64_sub_sp): Likewise.
5964 (aarch64_expand_prologue): Call aarch64_sub_sp.
5965 (aarch64_expand_epilogue): Call aarch64_add_sp.
5966 Decide when to leave out move.
5967 (aarch64_output_mi_thunk): Call aarch64_add_constant.
5969 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5971 * config/aarch64/aarch64.c (aarch64_layout_frame):
5972 Align FP callee-saves.
5974 2016-10-21 Jakub Jelinek <jakub@redhat.com>
5976 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
5977 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
5979 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5980 _rdseed64_step): Likewise.
5981 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
5984 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
5985 and tree-ssanames.h.
5986 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
5987 with INTEGER_CST argument.
5988 (ix86_gimple_fold_builtin): New function.
5989 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
5991 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
5992 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
5993 (ranges_table_allocated, ranges_table_in_use,
5994 ranges_by_label_allocated, ranges_by_label_in_use,
5995 RANGES_TABLE_INCREMENT): Removed.
5996 (add_ranges_num): Use vec_safe_push into ranges_table.
5997 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
5998 (output_ranges): Adjust for ranges_table and ranges_by_label
5999 conversion from arrays to vec.
6000 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
6001 conversion from arrays to vec.
6002 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
6003 ranges_table_in_use, ranges_by_label_allocated and
6004 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
6006 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
6007 if needed. Re-add origin_die variable and its initialization.
6009 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
6010 even for -fstack-reuse=none, or for volatile vars etc.
6012 2016-10-21 David Malcolm <dmalcolm@redhat.com>
6014 * print-rtl-function.c (flag_compact): Move extern decl to...
6015 * print-rtl.h (flag_compact): ...here.
6016 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
6017 (ASSERT_RTL_DUMP_EQ): New macro.
6018 (selftest::test_dumping_regs): New function.
6019 (selftest::test_dumping_insns): New function.
6020 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
6022 (selftest::rtl_tests_c_tests): Call the new test functions.
6024 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6026 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
6027 (outgoing_edges_match): Likewise.
6028 (try_crossjump_to_edge): Likewise.
6029 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
6030 (rtl_tidy_fallthru_edge): Likewise.
6031 * rtl.h (tablejump_p): Adjust prototype.
6032 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
6034 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6036 * rtl.h (label_ref_label): New function.
6037 (set_label_ref_label): New function.
6038 (LABEL_REF_LABEL): Delete.
6039 * alias.c (rtx_equal_for_memref_p): Adjust.
6040 * cfgbuild.c (make_edges): Likewise.
6041 (purge_dead_tablejump_edges): Likewise.
6042 * cfgexpand.c (convert_debug_memory_address): Likewise.
6043 * cfgrtl.c (patch_jump_insn): Likewise.
6044 * combine.c (distribute_notes): Likewise.
6045 * cse.c (hash_rtx_cb): Likewise.
6046 (exp_equiv_p): Likewise.
6047 (fold_rtx): Likewise.
6048 (check_for_label_ref): Likewise.
6049 * cselib.c (rtx_equal_for_cselib_1): Likewise.
6050 (cselib_hash_rtx): Likewise.
6051 * emit-rtl.c (mark_label_nuses): Likewise.
6052 * explow.c (convert_memory_address_addr_space_1): Likewise.
6053 * final.c (output_asm_label): Likewise.
6054 (output_addr_const): Likewise.
6055 * gcse.c (add_label_notes): Likewise.
6056 * genconfig.c (walk_insn_part): Likewise.
6057 * genrecog.c (validate_pattern): Likewise.
6058 * ifcvt.c (cond_exec_get_condition): Likewise.
6059 (noce_emit_store_flag): Likewise.
6060 (noce_get_alt_condition): Likewise.
6061 (noce_get_condition): Likewise.
6062 * jump.c (maybe_propagate_label_ref): Likewise.
6063 (mark_jump_label_1): Likewise.
6064 (redirect_exp_1): Likewise.
6065 (rtx_renumbered_equal_p): Likewise.
6066 * lra-constraints.c (operands_match_p): Likewise.
6067 * print-rtl.c (print_value): Likewise.
6068 * reload.c (find_reloads): Likewise.
6069 * reload1.c (set_label_offsets): Likewise.
6070 * reorg.c (get_branch_condition): Likewise.
6071 * rtl-tests.c (test_uncond_jump): Likewise.
6072 * rtl.c (rtx_equal_p_cb): Likewise.
6073 (rtx_equal_p): Likewise.
6074 * rtlanal.c (reg_mentioned_p): Likewise.
6075 (rtx_referenced_p): Likewise.
6076 (get_condition): Likewise.
6077 * varasm.c (const_hash_1): Likewise.
6078 (compare_constant): Likewise.
6079 (const_rtx_hash_1): Likewise.
6080 (output_constant_pool_1): Likewise.
6082 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6085 * reload.c (find_valid_class_1): Allow regclass if atleast one
6086 regno in regclass is ok. Compute and use rclass size based on
6087 actually available regnos for mode in rclass.
6089 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
6091 * config/sparc/sparc-modes.def (CCV): New.
6093 * config/sparc/predicates.md (v_comparison_operator): New.
6094 (icc_comparison_operator): Add support for CCV/CCXV.
6095 (xcc_comparison_operator): Likewise.
6096 * config/sparc/sparc.c (output_cbranch): Likewise.
6097 (sparc_print_operand): Likewise.
6098 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6099 (uaddvdi4): New expander.
6100 (addvdi4): Likewise.
6101 (uaddvdi4_sp32): New instruction.
6102 (addvdi4_sp32): Likewise.
6103 (uaddvsi4): New expander.
6104 (addvsi4): Likewise.
6105 (cmp_ccc_plus_sltu_set): New instruction.
6106 (cmp_ccv_plus): Likewise.
6107 (cmp_ccxv_plus): Likewise.
6108 (cmp_ccv_plus_set): Likewise.
6109 (cmp_ccxv_plus_set): Likewise.
6110 (cmp_ccv_plus_sltu_set): Likewise.
6111 (uaddvdi4): New expander.
6112 (subvdi4): Likewise.
6113 (usubdi4_sp32): New instruction.
6114 (subvdi4_sp32): Likewise.
6115 (usubvsi4): New expander.
6116 (subvsi4): Likewise.
6117 (cmpsi_minus_sltu_set): New instruction.
6118 (cmp_ccv_minus): Likewise.
6119 (cmp_ccxv_minus): Likewise.
6120 (cmp_ccv_minus_set): Likewise.
6121 (cmp_ccxv_minus_set): Likewise.
6122 (cmp_ccv_minus_sltu_set): Likewise.
6123 (unegvdi3): New expander.
6124 (negvdi3): Likewise.
6125 (unegdi3_sp32): New instruction.
6126 (negvdi3_sp32): Likewise.
6127 (unegvsi3): New expander.
6128 (negvsi3): Likewise.
6129 (cmp_ccc_neg_sltu_set): New instruction.
6130 (cmp_ccv_neg): Likewise.
6131 (cmp_ccxv_neg): Likewise.
6132 (cmp_ccv_neg_set): Likewise.
6133 (cmp_ccxv_neg_set): Likewise.
6134 (cmp_ccv_neg_sltu_set): Likewise.
6136 * tree-ssa-loop-split.c: Remove trailing spaces.
6137 * match.pd: Likewise.
6139 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6141 PR rtl-optimization/78038
6142 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
6143 be deduced to set REG through the RTL structure.
6144 (make_defs_and_copies_lists): Return false on a failing get_defs call.
6146 2016-10-21 Richard Biener <rguenther@suse.de>
6148 PR tree-optimization/78051
6149 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
6150 and mark replaced if folding did something.
6152 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
6154 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
6155 and "protected" in visibility types.
6156 (rs6000_xcoff_declare_function_name): Fix formatting.
6157 (rs6000_xcoff_declare_object_name): Fix formatting.
6159 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
6161 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
6162 and IX86_BUILTIN_HUGE_VALQ here ...
6163 (ix86_expand_builtin): ... not here.
6165 2016-10-20 Jakub Jelinek <jakub@redhat.com>
6167 * doc/gty.texi (for_user): Use @item next to @findex.
6169 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
6172 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
6173 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
6174 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
6175 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
6176 __builtin_ia32_lzcnt_u16.
6177 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
6178 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
6179 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
6180 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
6181 (bmi_tzcnt_<mode>): New expander.
6182 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6183 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
6184 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
6185 (lzcnt_<mode>): New expander.
6186 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6187 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
6188 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
6189 (UINT64_FTYPE_UINT64): New.
6190 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
6191 (__builtin_ia32_lzcnt_u16): New description.
6192 (__builtin_ia32_lzcnt_u32): Ditto.
6193 (__builtin_ia32_lzcnt_u64): Ditto.
6194 (__builtin_ctzs): Remove description.
6195 (__builtin_ia32_tzcnt_u16): New description.
6196 (__builtin_ia32_tzcnt_u32): Ditto.
6197 (__builtin_ia32_tzcnt_u64): Ditto.
6198 * config/i386/i386.c (ix86_expand_args_builtin): Handle
6199 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
6201 2016-10-20 Martin Liska <mliska@suse.cz>
6204 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
6205 comparison with STMT_UID_NOT_IN_RANGE.
6206 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
6209 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
6211 * compare-elim.c (conforming_compare): Accept UNSPECs.
6212 (find_comparison_dom_walker::before_dom_children): Deal with
6213 instructions both using and killing the flags register.
6214 (equivalent_reg_at_start): New function extracted from...
6215 (try_eliminate_compare): ...here. Use it and add support for
6216 registers and UNSPECs as second operand of the compare.
6217 * config/visium/visium-modes.def (CCV): New.
6218 * config/visium/predicates.md (visium_v_comparison_operator): New.
6219 (visium_branch_operator): Deal with CCV mode.
6220 * config/visium/visium.c (visium_select_cc_mode): Likewise.
6221 (output_cbranch): Likewise.
6222 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6223 (uaddv<mode>4): New expander.
6224 (addv<mode>4): Likewise.
6225 (add<mode>3_insn_set_carry): New instruction.
6226 (add<mode>3_insn_set_overflow): Likewise.
6227 (addsi3_insn_set_overflow): Likewise.
6228 (usubv<mode>4): New expander.
6229 (subv<mode>4): Likewise.
6230 (sub<mode>3_insn_set_carry): New instruction.
6231 (sub<mode>3_insn_set_overflow): Likewise.
6232 (subsi3_insn_set_overflow): Likewise.
6233 (unegv<mode>3): New expander.
6234 (negv<mode>3): Likewise.
6235 (neg<mode>2_insn_set_overflow): New instruction.
6236 (addv_tst<mode>): Likewise.
6237 (subv_tst<mode>): Likewise.
6238 (negv_tst<mode>): Likewise.
6239 (cbranch<mode>4_addv_insn): New splitter and instruction.
6240 (cbranch<mode>4_subv_insn): Likewise.
6241 (cbranch<mode>4_negv_insn): Likewise.
6243 2016-10-20 Richard Biener <rguenther@suse.de>
6245 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
6246 Handle decls possibly not bound.
6247 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
6248 nothing_id for decls that might not be bound if we are interested
6250 (get_constraint_for_component_ref): Deal with that.
6252 2016-10-20 Michael Matz <matz@suse.de>
6255 * common.opt (-fsplit-loops): New flag.
6256 * passes.def (pass_loop_split): Add.
6257 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
6258 (enable_fdo_optimizations): Add loop splitting.
6259 * timevar.def (TV_LOOP_SPLIT): Add.
6260 * tree-pass.h (make_pass_loop_split): Declare.
6261 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
6262 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
6263 * tree-ssa-loop-split.c: New file.
6264 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
6265 * doc/invoke.texi (fsplit-loops): Document.
6266 * doc/passes.texi (Loop optimization): Add paragraph about loop
6269 2016-10-20 Richard Biener <rguenther@suse.de>
6271 * cgraphunit.c (analyze_functions): Set node->definition to
6272 false to signal symbol removal to debug_hooks->late_global_decl.
6273 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
6274 WPA signal symbol removal to the debuginfo machinery.
6275 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
6276 using early_finised to guard the we're called for symbol
6277 removal case look at the symtabs definition flag.
6278 (gen_variable_die): Remove redundant check.
6280 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6282 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
6284 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6286 PR tree-optimization/53979
6287 * match.pd ((a ^ b) | a -> a | b): New pattern.
6289 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
6291 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
6292 config/pa/pa64-hpux-lib.h.
6293 (PA_CRTBEGIN_HACK): Likewise.
6294 (DTOR_LIST_BEGIN): Likewise.
6296 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6298 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6299 register only if "in" and "out" are different registers.
6301 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
6303 * omp-low.c (pass_oacc_device_lower::gate): New method.
6304 (execute): Always call execute_oacc_device_lower.
6306 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6308 PR tree-optimization/77916
6309 PR tree-optimization/77937
6310 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
6312 (insert_initializers): Requirement of initializer for -1 should be
6313 based on pointer-typedness of the candidate basis.
6315 2016-10-19 Bin Cheng <bin.cheng@arm.com>
6317 PR tree-optimization/78005
6318 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
6319 upper (included) bound for niters of prolog loop.
6320 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
6321 Compute niters of scalar loop above which vectorized loop is
6322 preferred, as well as the upper (included) bound for the niters.
6323 (vect_do_peeling): Record niter bound for loops accordingly.
6325 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6328 * tree-core.h (enum tree_index): Put the complex types after their
6330 * tree-streamer.c (verify_common_node_recorded): New function.
6331 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
6333 2016-10-19 Martin Liska <mliska@suse.cz>
6335 * cgraph.h (cgraph_edge::binds_to_current_def_p):
6336 Replace NULL with false as a return value.
6338 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6340 PR tree-optimization/78024
6341 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
6342 don't clear BB_VISITED after processing.
6344 2016-10-19 Richard Biener <rguenther@suse.de>
6346 * domwalk.c (dom_walker::walk): Use RPO order.
6348 2016-10-19 Richard Biener <rguenther@suse.de>
6350 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
6352 (evrp_dom_walker::~evrp_dom_walker): Free it.
6353 (evrp_dom_walker::stmts_to_remove): Add.
6354 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
6355 whose output we fully propagate for removal. Propagate
6356 into BB destination PHI arguments.
6357 (execute_early_vrp): Remove queued stmts. Dump value ranges
6358 before stmt removal.
6360 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
6362 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
6363 * passes.def: Add two instances of pass_walloca.
6364 * tree-pass.h (make_pass_walloca): New.
6365 * gimple-ssa-warn-alloca.c: New file.
6366 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
6367 -Wvla-larger-than= options.
6369 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
6371 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
6372 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
6374 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
6376 * config/rs6000/altivec.h (vec_xl_len): New macro.
6377 (vec_xst_len): New macro.
6378 (vec_cmpnez): New macro.
6379 (vec_cntlz_lsbb): New macro.
6380 (vec_cnttz_lsbb): New macro.
6381 (vec_xlx): New macro.
6382 (vec_xrx): New macro.
6383 (vec_all_nez): New C++ predicate template.
6384 (vec_any_eqz): New C++ predicate template.
6385 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
6386 conditional compilation.
6387 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
6388 conditional compilation.
6389 (vec_all_nez): New macro.
6390 (vec_any_eqz): New macro.
6391 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
6393 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
6395 * config/rs6000/vector.md (VI): Moved this mode iterator
6396 definition from altivec.md to vector.md.
6397 (UNSPEC_NEZ_P): New value.
6398 (vector_ne_<mode>_p): New expansion for implementation of
6399 vec_all_ne and vec_any_eq built-in functions.
6400 (vector_nez_<mode>_p): New expansion for implementation of
6401 vec_all_nez and vec_any_eqz built-in functions.
6402 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
6403 and vec_any_eq built-in function.
6404 (cr6_test_for_zero): New commentary to explain this expansion.
6405 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
6406 (cr6_test_for_lt): New commentary to explain this expansion.
6407 (cr6_test_for_lt_reverse): New commentary to explain this
6409 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6410 overloaded function prototypes for vec_all_ne, vec_all_nez,
6411 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
6412 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
6414 (altivec_resolve_overloaded_builtin): Modify the handling of
6415 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
6416 the compiler is configured to support TARGET_P9_VECTOR.
6417 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
6418 to explain the special processing that is given to predicate
6419 built-ins introduced using this macro.
6420 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
6421 the special processing given to predicate built-ins introduced
6423 (BU_VSX_P): Likewise.
6424 (BU_P8V_AV_P): Likewise.
6425 (BU_P9V_AV_P): Likewise.
6426 (BU_P9V_AV_X): New macro.
6427 (BU_P9V_64BIT_AV_X): New macro.
6428 (BU_P9V_VSX_3): New macro.
6429 (BU_P9V_OVERLOAD_P): New macro.
6430 (LXVL): New BU_P9V_64BIT_VSX_2.
6431 (VEXTUBLX): New BU_P9V_AV_2.
6432 (VEXTUBRX): Likewise.
6433 (VEXTUHLX): Likewise.
6434 (VEXTUHRX): Likewise.
6435 (VEXTUWLX): Likewise.
6436 (VEXTUWRX): Likewise.
6437 (STXVL): New BU_P9V_64BIT_AV_X.
6438 (VCLZLSBB): New BU_P9V_AV_1.
6439 (VCTZLSBB): Likewise.
6440 (CMPNEB): New BU_P9V_AV_2.
6445 (VCMPNEB_P): New BU_P9V_AV_P.
6446 (VCMPNEH_P): Likewise.
6447 (VCMPNEW_P): Likewise.
6448 (VCMPNED_P): Likewise.
6449 (VCMPNEFP_P): Likewise.
6450 (VCMPNEDP_P): Likewise.
6451 (CMPNEZB): New BU_P9V_AV_2.
6452 (CMPNEZH): Likewise.
6453 (CMPNEZW): Likewise.
6454 (VCMPNEZB_P): New BU_P9V_AV_P.
6455 (VCMPNEZH_P): Likewise.
6456 (VCMPNEZW_P): Likewise.
6457 (LXVL): New BU_P9V_OVERLOAD_2.
6458 (STXVL): New BU_P9V_OVERLOAD_3.
6459 (VEXTULX): New BU_P9V_OVERLOAD_2.
6460 (VEXTURX): Likewise.
6462 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
6463 (VCMPNE_P): Likewise.
6464 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
6465 (VCTZLSBB): Likewise.
6466 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
6467 comment to explain mode used for scratch register.
6468 (altivec_expand_stxvl_builtin): New function.
6469 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
6470 (altivec_init_builtins): Add initialized variable
6471 void_ftype_v16qi_pvoid_long and use this type to define the
6472 built-in function __builtin_altivec_stxvl.
6473 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
6474 (UNSPEC_STXVL): New value.
6475 (UNSPEC_VCLZLSBB): New value.
6476 (UNSPEC_VCTZLSBB): New value.
6477 (UNSPEC_VEXTUBLX): New value.
6478 (UNSPEC_VEXTUHLX): New value.
6479 (UNSPEC_VEXTUWLX): New value.
6480 (UNSPEC_VEXTUBRX): New value.
6481 (UNSPEC_VEXTUHRX): New value.
6482 (UNSPEC_VEXTUWRX): New value.
6483 (UNSPEC_VCMPNEB): New value.
6484 (UNSPEC_VCMPNEZB): New value.
6485 (UNSPEC_VCMPNEH): New value.
6486 (UNSPEC_VCMPNEZH): New value.
6487 (UNSPEC_VCMPNEW): New value.
6488 (UNSPEC_VCMPNEZW): New value.
6489 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6490 vector of integer modes.
6491 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6492 vector of float or double modes.
6493 (*vector_nez_<mode>_p): New insn for vector test all not equal or
6495 (lxvl): New expand for load VSX vector with length.
6496 (*lxvl): New insn for load VSX vector with length.
6497 (stxvl): New expand for store VSX vector with length.
6498 (*stxvl): New insn for store VSX vector with length.
6499 (vcmpneb): New insn for vector of byte compare not equal.
6500 (vcmpnezb): New insn for vector of byte compare not equal or zero.
6501 (vcmpneh): New insn for vector of half word compare not equal.
6502 (vcmpnezh): New insn for vector of half word compare not equal or
6504 (vcmpnew): New insn for vector of word compare not equal.
6505 (vcmpne<VSs>): New insn for vector of float or double compare not
6507 (vcmpnezw): New insn for vector of word compare not equal or zero.
6508 (vclzlsbb): New insn for vector count leading zero
6509 least-significant bits byte.
6510 (vctzlsbb): New insn for vector count trailing zero least
6511 signficant bits byte.
6512 (vextublx): New insn for vector extract unsigned byte left
6514 (vextubrx): New insn for vector extract unsigned byte right
6516 (vextuhlx): New insn for vector extract unsigned half word left
6518 (vextuhrx): New insn for vector extract unsigned half word right
6520 (vextuwlx): New insn for vector extract unsigned word left
6522 (vextuwrx): New insn for vector extract unsigned word right
6524 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
6525 clarify intent of this constant.
6526 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
6527 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
6528 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
6529 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
6530 and vec_xrx functions.
6532 2016-10-18 Andrew Pinski <apinski@cavium.com>
6535 * predict.c (is_exit_with_zero_arg): New function.
6536 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
6539 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
6542 * config/i386/i386.c (legitimize_tls_address)
6543 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
6544 convert dest to Pmode if different than Pmode.
6546 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6548 PR tree-optimization/77916
6549 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
6550 stopgap fix, as pointers with -1 increment are still broken.
6552 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
6554 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
6555 mapping class decoration from here...
6556 (rs6000_xcoff_encode_section): ...to here.
6558 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
6559 if shrink-wrapping and optimizing for speed.
6561 2016-10-18 Richard Biener <rguenther@suse.de>
6563 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
6564 not visited but non-executable predecessors. Return taken edge.
6565 Simplify conditions and refactor propagation vs. folding step.
6567 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
6569 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
6570 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
6571 (rs6000_get_separate_components): Assert we do not have those
6572 strategies selected.
6574 2016-10-18 Richard Biener <rguenther@suse.de>
6576 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
6577 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
6579 (substitute_and_fold_dom_walker): Adjust constructor.
6580 (substitute_and_fold_dom_walker::before_dom_children): Remove
6581 do_dce flag and handling (always true).
6582 (substitute_and_fold): Likewise.
6583 * tree-vrp.c (vrp_finalize): Adjust.
6584 (execute_early_vrp): Remove final BB_VISITED clearing.
6585 * tree-ssa-ccp.c (ccp_finalize): Adjust.
6586 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6587 * ira.c (ira): Call clear_bb_flags.
6589 2016-10-18 Richard Biener <rguenther@suse.de>
6591 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
6592 get at the operand to look at with TREE_OPERAND for generic
6595 2016-10-18 David Malcolm <dmalcolm@redhat.com>
6597 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
6599 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
6600 (write_test_expr): Use rtx_reader_ptr for calls to
6602 (write_attr_value): Likewise.
6603 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
6604 call to print_md_ptr_loc.
6605 (write_one_condition): Likewise for calls to print_c_condition.
6606 * genconstants.c: Include "statistics.h" and "vec.h".
6607 (main): Update for conversion to member functions.
6608 * genemit.c (emit_c_code): Use rtx_reader_ptr for
6609 call to print_md_ptr_loc.
6610 * genenums.c: Include "statistics.h" and "vec.h".
6611 (main): Update for conversion of traverse_enum_types to a method.
6612 * genmddeps.c: Include "statistics.h" and "vec.h".
6613 * genoutput.c (process_template): Use rtx_reader_ptr for call to
6615 * genpreds.c (write_predicate_subfunction): Likewise.
6616 (write_predicate_expr): Likewise for calls to print_c_condition.
6617 * genrecog.c (print_test): Likewise.
6618 * gensupport.c (process_rtx): Likewise for calls to
6619 copy_md_ptr_loc and join_c_conditions.
6620 (alter_test_for_insn): Likewise for call to join_c_conditions.
6621 (process_substs_on_one_elem): Likewise.
6622 (gen_mnemonic_setattr): Update for move of string_obstack to a
6623 field of rtx_reader.
6624 (mnemonic_htab_callback): Likewise. Fix formatting.
6625 (gen_mnemonic_attr): Likewise.
6626 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
6627 to print_c_condition.
6628 * read-md.c: Include "statistics.h" and "vec.h".
6629 (string_obstack): Convert this global to field "m_string_obstack"
6630 of class rtx_reader.
6631 (ptr_locs): Likewise, as "m_ptr_locs".
6632 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
6633 (joined_conditions): Likewise, as "m_joined_conditions".
6634 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
6635 (md_constants): Likewise, as "m_md_constants".
6636 (enum_types): Likewise, as "m_enum_types".
6637 (set_md_ptr_loc): Convert to...
6638 (rtx_reader::set_md_ptr_loc): ...member function.
6639 (get_md_ptr_loc): Convert to...
6640 (rtx_reader::get_md_ptr_loc): ...member function.
6641 (copy_md_ptr_loc): Convert to...
6642 (rtx_reader::copy_md_ptr_loc): ...member function.
6643 (fprint_md_ptr_loc): Convert to...
6644 (rtx_reader::fprint_md_ptr_loc): ...member function.
6645 (print_md_ptr_loc): Convert to...
6646 (rtx_reader::print_md_ptr_loc): ...member function.
6647 (join_c_conditions): Convert to...
6648 (rtx_reader::join_c_conditions): ...member function.
6649 (fprint_c_condition): Convert to...
6650 (rtx_reader::fprint_c_condition): ...member function.
6651 (print_c_condition): Convert to...
6652 (rtx_reader::print_c_condition): ...member function.
6653 (read_name): Convert to...
6654 (rtx_reader::read_name): ...member function.
6655 (read_escape): Convert to...
6656 (rtx_reader::read_escape): ...member function.
6657 (read_quoted_string): Convert to...
6658 (rtx_reader::read_quoted_string): ...member function.
6659 (read_braced_string): Convert to...
6660 (rtx_reader::read_braced_string): ...member function.
6661 (read_string): Convert to...
6662 (rtx_reader::read_string): ...member function.
6663 (read_skip_construct): Convert to...
6664 (rtx_reader::read_skip_construct): ...member function.
6665 (handle_constants): Convert to...
6666 (rtx_reader::handle_constants): ...member function.
6667 (traverse_md_constants): Convert to...
6668 (rtx_reader::traverse_md_constants): ...member function.
6669 (handle_enum): Convert to...
6670 (rtx_reader::handle_enum): ...member function.
6671 (lookup_enum_type): Convert to...
6672 (rtx_reader::lookup_enum_type): ...member function.
6673 (traverse_enum_types): Convert to...
6674 (rtx_reader::traverse_enum_types): ...member function.
6675 (rtx_reader::rtx_reader): Move initializations
6676 of various former global data from rtx_reader::read_md_files to
6677 here, as fields, along with the call to unlock_std_streams.
6678 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
6680 (rtx_reader::read_md_files): Move initializations of various
6681 global data from here to the ctor.
6682 * read-md.h (read_name): Convert to...
6683 (rtx_reader::read_name): ...member function.
6684 (rtx_reader::read_escape): New method decl.
6685 (read_quoted_string): Convert to...
6686 (rtx_reader::read_quoted_string): ...member function.
6687 (rtx_reader::read_braced_string): New method decl.
6688 (read_string): Convert to...
6689 (rtx_reader::read_string): ...member function.
6690 (rtx_reader::read_skip_construct): New method decl.
6691 (rtx_reader::set_md_ptr_loc): New method decl.
6692 (rtx_reader::get_md_ptr_loc): New method decl.
6693 (copy_md_ptr_loc): Convert to...
6694 (rtx_reader::copy_md_ptr_loc): ...member function.
6695 (fprint_md_ptr_loc): Convert to...
6696 (rtx_reader::fprint_md_ptr_loc): ...member function.
6697 (print_md_ptr_loc): Convert to...
6698 (rtx_reader::print_md_ptr_loc): ...member function.
6699 (rtx_reader::lookup_enum_type): New method decl.
6700 (rtx_reader::traverse_enum_types): New method decl.
6701 (rtx_reader::handle_constants): New method decl.
6702 (traverse_md_constants): Convert to...
6703 (rtx_reader::traverse_md_constants): ...member function.
6704 (rtx_reader::handle_enum): New method decl.
6705 (rtx_reader::join_c_conditions): New method decl.
6706 (fprint_c_condition): Convert to...
6707 (rtx_reader::fprint_c_condition): ...member function.
6708 (print_c_condition): Convert to...
6709 (rtx_reader::print_c_condition): ...member function.
6710 (rtx_reader::apply_iterator_to_string): New method decl.
6711 (rtx_reader::copy_rtx_for_iterators): New method decl.
6712 (rtx_reader::read_conditions): New method decl.
6713 (rtx_reader::record_potential_iterator_use): New method decl.
6714 (rtx_reader::read_mapping): New method decl.
6715 (rtx_reader::read_rtx): New method decl.
6716 (rtx_reader::read_rtx_code): New method decl.
6717 (rtx_reader::read_rtx_operand): New method decl.
6718 (rtx_reader::read_nested_rtx): New method decl.
6719 (rtx_reader::read_rtx_variadic): New method decl.
6720 (rtx_reader::get_string_obstack): New method.
6721 (rtx_reader::get_md_constants): New method.
6722 (string_obstack): Convert global variable decl to...
6723 (rtx_reader::m_string_obstack): ...this new field.
6724 (rtx_reader::m_ptr_locs): New field.
6725 (rtx_reader::m_ptr_loc_obstack): New field.
6726 (rtx_reader::m_joined_conditions): New field.
6727 (rtx_reader::m_joined_conditions_obstack): New field.
6728 (rtx_reader::m_md_constants): New field.
6729 (rtx_reader::m_enum_types): New field.
6730 * read-rtl.c (apply_iterator_to_string): Convert to...
6731 (rtx_reader::apply_iterator_to_string): ...member function.
6732 (copy_rtx_for_iterators): Convert to...
6733 (rtx_reader::copy_rtx_for_iterators): ...member function.
6734 (add_condition_to_string): Use rtx_reader_ptr for
6735 calls join_c_conditions.
6736 (apply_iterators): Use rtx_reader_ptr for calls to
6737 join_c_conditions and copy_rtx_for_iterators.
6738 (read_conditions): Convert to...
6739 (rtx_reader::read_conditions): ...member function.
6740 (record_potential_iterator_use): Convert to...
6741 (rtx_reader::record_potential_iterator_use): ...member function.
6742 (read_mapping): Convert to...
6743 (rtx_reader::read_mapping): ...member function.
6744 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
6745 (read_rtx): Convert to...
6746 (rtx_reader::read_rtx): ...member function.
6747 (read_rtx_code): Convert to...
6748 (rtx_reader::read_rtx_code): ...member function.
6749 (read_rtx_operand): Convert to...
6750 (rtx_reader::read_rtx_operand): ...member function. Update for move
6751 of string_obstack to a field.
6752 (read_nested_rtx): Convert to..
6753 (rtx_reader::read_nested_rtx): ...member function.
6754 (read_rtx_variadic): Convert to..
6755 (rtx_reader::read_rtx_variadic): ...member function.
6757 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6759 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
6761 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6763 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
6764 for pointer type too.
6765 (ipcp_update_vr): set_ptr_nonnull for pointer.
6767 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
6769 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
6770 pt_solution_singleton_p.
6771 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
6772 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
6773 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
6774 pointer nonnull computed by VRP.
6775 Also Conservatively set pt.null to 1.
6776 (pt_solution_reset): Conservatively set pt.null to 1.
6777 (pt_solution_singleton_or_null_p): Renamed from
6778 pt_solution_singleton_p.
6779 * tree-ssanames.h (set_ptr_nonnull): Declare.
6780 (get_ptr_nonnull): Likewise.
6781 * tree-ssanames.c (set_ptr_nonnull): New.
6782 (get_ptr_nonnull): Likewise.
6783 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
6784 (evrp_dom_walker::before_dom_children): Likewise.
6786 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6788 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6789 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6790 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6791 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6792 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
6793 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
6794 (rs6000_option_override_internal): Clear it if ABI_AIX.
6795 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
6796 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
6798 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6800 * gimple-ssa-strength-reduction.c (record_increment): Remove
6803 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6805 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
6806 that the result is non-zero if it is true.
6807 (maybe_expand_shift): New wrapper around expand_shift_1.
6808 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
6810 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6812 PR tree-optimization/77916
6813 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
6814 Don't allow a MINUS_EXPR for pointer arithmetic for either known
6816 (record_increment): Increments of -1 for unknown strides just use
6817 a multiply initializer like other negative values.
6818 (analyze_increments): Remove stopgap solution for -1 increment
6819 applied to pointer arithmetic.
6821 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
6823 * dominance.c (dom_info::dom_info): Add new constructor for region
6824 which is vector of basic blocks.
6825 (dom_init): New method to initialize members common for both
6827 (dom_info::dom_info): Invoke dom_init for partial initialization.
6828 (dom_info::get_idom): Add check to corner cases on basic blocks which
6830 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
6831 to detect unreachable bbs.
6832 (dom_info::calc_idoms): Likewise.
6833 (compute_dom_fast_query_in_region): New function.
6834 (calculate_dominance_info_for_region): Likewise.
6835 (free_dominance_info_for_region): Likewise.
6836 * dominance.h: Add prototypes for introduced region-based functions
6837 * tree-if-conv.c (build_region): New function.
6838 (if_convertible_loop_p_1): Invoke local version of post-dominators
6839 calculation before basic block predication with subsequent freeing
6840 post-dominator info.
6841 (tree_if_conversion): Remove free of post-dominator info
6842 (pass_if_conversion::execute): Delete detection of infinite loops
6843 and fake edges to exit block since post-dominator calculation is
6844 performed per if-converted loop only.
6846 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
6849 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6850 register explicitly.
6851 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
6852 optimizing for size.
6854 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6856 * config/aarch64/aarch64.c: Delete inclusion of
6857 cortex-a57-fma-steering.h.
6858 (aarch64_override_options): Delete call
6859 to aarch64_register_fma_steering.
6860 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
6861 * config/aarch64/cortex-a57-fma-steering.h: Delete.
6862 * config/aarch64/aarch64-passes.def: New file.
6863 * config/aarch64/cortex-a57-fma-steering.c
6864 (aarch64_register_fma_steering): Delete definition.
6865 (make_pass_fma_steering): Remove static qualifier.
6866 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
6867 (cortex-a57-fma-steering.o): Remove dependency on
6868 cortex-a57-fma-steering.h.
6870 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6872 * explow.c (validize_mem): Do not modify the argument in-place.
6874 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
6876 * tree-streamer.c (record_common_node): Explicitly list expected
6879 2016-10-17 Richard Biener <rguenther@suse.de>
6881 PR tree-optimization/77988
6882 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
6884 2016-10-17 Marek Polacek <polacek@redhat.com>
6886 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
6888 2016-10-17 Richard Biener <rguenther@suse.de>
6890 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
6893 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6895 PR tree-optimization/71636
6896 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
6898 2016-10-17 Richard Biener <rguenther@suse.de>
6900 * gimplify.c (gimplify_function_tree): Do not move the outer
6903 2016-10-17 Jakub Jelinek <jakub@redhat.com>
6905 * langhooks.h (struct lang_hooks_for_decls): Remove
6906 function_decl_explicit_p, function_decl_deleted_p and
6907 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
6908 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
6909 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6910 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
6911 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
6912 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
6913 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6914 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
6915 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
6916 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
6917 * langhooks.c (lhd_decl_dwarf_attribute): New function.
6918 * dwarf2out.c (gen_subprogram_die): Use
6919 lang_hooks.decls.decl_dwarf_attribute instead of
6920 lang_hooks.decls.function_decl_*.
6922 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6926 * common.opt (-ftrampolines): New option.
6927 * doc/invoke.texi (Code Gen Options): Document it.
6928 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6929 * doc/tm.texi: Regenerate.
6930 * builtins.def: Add init_descriptor and adjust_descriptor.
6931 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
6932 on platforms with descriptors.
6933 (expand_builtin_init_descriptor): New function.
6934 (expand_builtin_adjust_descriptor): Likewise.
6935 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
6936 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
6937 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
6938 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
6939 Set STATIC_CHAIN_REG_P on the static chain register, if any.
6940 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
6941 (expand_call): Likewise. Move around call to prepare_call_address
6942 and pass all flags to it.
6943 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
6944 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
6945 (gimple_call_set_by_descriptor): New setter.
6946 (gimple_call_by_descriptor_p): New getter.
6947 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
6948 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
6949 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
6950 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6951 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
6952 * rtl.h (STATIC_CHAIN_REG_P): New macro.
6953 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
6954 * target.def (custom_function_descriptors): New POD hook.
6955 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
6956 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
6957 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
6958 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
6959 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
6960 (build_common_builtin_nodes): Initialize init_descriptor and
6962 * tree-nested.c: Include target.h.
6963 (struct nesting_info): Add 'any_descr_created' field.
6964 (get_descriptor_type): New function.
6965 (lookup_element_for_decl): New function extracted from...
6966 (create_field_for_decl): Likewise.
6967 (lookup_tramp_for_decl): ...here. Adjust.
6968 (lookup_descr_for_decl): New function.
6969 (convert_tramp_reference_op): Deal with descriptors.
6970 (build_init_call_stmt): New function extracted from...
6971 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
6972 * defaults.h (FUNCTION_ALIGNMENT): Define.
6973 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
6974 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6975 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6976 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
6977 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6979 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6981 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
6982 constants in CONST_VECTORs.
6984 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6986 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
6987 register as destination of bmask.
6988 (vector_init_bshuffle): Likewise.
6989 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
6990 (bmaskdi_vis): Enable only in 64-bit mode.
6992 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
6994 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
6995 make LR a separately shrink-wrapped component unless savres_strategy
6996 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
6997 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
6998 wrapping when not both {SAVE,REST}_INLINE_GPRS.
7000 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7002 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
7003 and keep looping on failure.
7005 2016-10-14 David Malcolm <dmalcolm@redhat.com>
7007 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
7009 (print_rtx_function): Update example in comment for...
7010 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
7011 non-virtual pseudos with a '%' sigil followed by the regno, offset
7012 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
7013 pseudo is dumped as "%0".
7015 2016-10-14 Jakub Jelinek <jakub@redhat.com>
7018 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
7021 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
7023 * config/sparc/sparc-passes.def: New file.
7024 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
7025 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
7026 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
7028 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7030 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
7031 loop peel to loops with exit test at the beginning.
7033 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7035 PR rtl-optimization/68212
7036 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
7037 frequency when computing scale factor for peeled copies.
7038 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
7039 values for switch/peel blocks/edges.
7041 2016-10-14 Pedro Alves <palves@redhat.com>
7043 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
7045 2016-10-14 Catherine Moore <clm@codesourcery.com>
7047 * config/mips/mips.c (mips_prepare_pch_save): Initialize
7048 micromips_globals to zero.
7050 2016-10-14 Richard Biener <rguenther@suse.de>
7052 PR tree-optimization/77979
7053 * tree-vrp.c (compare_name_with_value): Handle released SSA names
7054 in the equivalency sets.
7055 (compare_names): Likewise.
7057 2016-10-14 Martin Liska <mliska@suse.cz>
7059 * builtins.h(target_char_cst_p): Declare the function.
7060 * builtins.c (fold_builtin_memchr): Remove.
7061 (target_char_cst_p): Move the function from gimple-fold.c.
7062 (fold_builtin_3): Do not call the function.
7063 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
7064 (gimple_fold_builtin): Call the function.
7065 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
7067 2016-10-14 Martin Liska <mliska@suse.cz>
7069 * builtins.c (fold_builtin_strcmp): Remove function.
7070 (fold_builtin_strncmp): Likewise.
7071 (fold_builtin_2): Remove call of the function.
7072 (fold_builtin_3): Likewise.
7073 * fold-const-call.c (fold_const_call): Add constant folding
7074 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
7075 * fold-const-call.h (build_cmp_result): Declare the function.
7076 * gimple-fold.c (gimple_load_first_char): New function.
7077 (gimple_fold_builtin_string_compare): Likewise.
7078 (gimple_fold_builtin): Call the function.
7080 2016-10-14 Nathan Sidwell <nathan@acm.org>
7082 * gcov-io.c (gcov_open): Deconstify 'mode'.
7084 2016-10-14 Martin Liska <mliska@suse.cz>
7086 * fold-const.c (c_getstr): Support of properly \0-terminated
7087 string constants. New argument is added.
7088 * fold-const.h: New argument is added.
7090 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7092 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
7094 (aarch64_print_hint_for_core): Likewise.
7095 (aarch64_print_hint_for_arch): Likewise.
7096 (aarch64_validate_march): Use it. Fix indentation in type signature.
7097 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
7098 (aarch64_validate_mtune): Likewise.
7099 (aarch64_handle_attr_arch): Likewise.
7100 (aarch64_handle_attr_cpu): Likewise.
7101 (aarch64_handle_attr_tune): Likewise.
7103 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7105 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
7108 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
7110 * config/m68k/m68k.c (m68k_option_override): Check
7111 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
7112 instead of stack_limit_rtx.
7114 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7116 * dwarf2out.c (gen_member_die): Handle inline static data member
7119 2016-10-13 Nathan Sidwell <nathan@acm.org>
7121 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
7122 gcov_var.mode. Remove unnecessary fstat.
7124 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
7127 * function.c (thread_prologue_and_epilogue_insns): Call all
7128 make_*logue_seq in the same order as traditional. Call them
7129 all a second time if shrink_wrapped_separate.
7131 2016-10-13 Marek Polacek <polacek@redhat.com>
7133 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7134 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
7137 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7139 PR tree-optimization/77937
7140 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
7141 to infinite when we have a pointer with an increment of -1.
7143 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7145 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
7147 * memmodel.h: This file.
7148 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
7149 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
7150 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
7151 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
7152 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
7153 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
7154 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
7155 compare-elim.c, config/aarch64/aarch64-builtins.c,
7156 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
7157 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
7158 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
7159 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
7160 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
7161 config/darwin.c, config/epiphany/epiphany.c,
7162 config/epiphany/mode-switch-use.c,
7163 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
7164 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
7165 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
7166 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
7167 config/m68k/m68k.c, config/mcore/mcore.c,
7168 config/microblaze/microblaze.c, config/mmix/mmix.c,
7169 config/mn10300/mn10300.c, config/moxie/moxie.c,
7170 config/msp430/msp430.c, config/nds32/nds32-cost.c,
7171 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
7172 config/nds32/nds32-memory-manipulation.c,
7173 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
7174 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
7175 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
7176 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
7177 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
7178 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
7179 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
7180 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
7181 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
7182 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
7183 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
7184 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
7185 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
7186 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
7187 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
7188 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
7189 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
7190 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
7191 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
7192 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
7193 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
7194 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
7195 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
7196 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
7197 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
7198 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
7199 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
7200 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
7201 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
7202 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
7203 var-tracking.c, varasm.c: Include memmodel.h.
7204 * genattrtab.c (write_header): Include memmodel.h in generated file.
7205 * genautomata.c (main): Likewise.
7206 * gengtype.c (open_base_files): Likewise.
7207 * genopinit.c (main): Likewise.
7208 * genconditions.c (write_header): Include memmodel.h earlier in
7210 * genemit.c (main): Likewise.
7211 * genoutput.c (output_prologue): Likewise.
7212 * genpeep.c (main): Likewise.
7213 * genpreds.c (write_insn_preds_c): Likewise.
7214 * genrecog.c (write_header): Likewise.
7215 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
7217 2016-10-13 David Malcolm <dmalcolm@redhat.com>
7219 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
7220 for new "compact" param of print_rtx_function. Check for "cinsn"
7222 * print-rtl-function.c (flag_compact): New decl.
7223 (print_rtx_function): Add param "compact" and use it to set
7224 flag_compact, adding a description of the effect to the leading
7225 comment, and updating the example output.
7226 * print-rtl.c (flag_compact): New variable.
7227 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
7229 (print_rtx_operand_code_i): When printing source locations, wrap
7230 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
7231 (print_rtx_operand_code_r): Don't print regnos for hard regs and
7232 virtuals in compact mode.
7233 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
7234 apart from in LABEL_REFs.
7235 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
7236 Don't print basic block ids in compact mode.
7237 (print_rtx): In compact mode, prefix the code of insns with "c",
7238 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
7239 * print-rtl.h (print_rtx_function): Add "compact" param.
7241 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7243 * arm.h (TARGET_VFP): Delete.
7244 (TARGET_VFPD32): Remove references to TARGET_VFP.
7245 (TARGET_VFP3, TARGET_VFP5): Likewise.
7246 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
7247 (TARGET_NEON_FP16): Likewise.
7248 (TARGET_FMA): Likewise.
7249 (TARGET_CRYPTO): Likewise.
7250 (TARGET_NEON): Likewise.
7251 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7252 (FUNCTION_ARG_REGNO_P): Likewise.
7253 * arm.c (arm_option_check_internal): Likewise.
7254 (arm_option_override): Likewise.
7255 (use_return_insn): Likewise.
7256 (arm_function_value_regno_p): Likewise.
7257 (arm_apply_result_size): Likewise.
7258 (use_vfp_abi): Likewise.
7259 (arm_legitimate_address_outer_p): Likewise.
7260 (thumb2_legitimate_address_p): Likewise.
7261 (arm_legitimate_index_p): Likewise.
7262 (thumb2_legitimate_index_p): Likewise.
7263 (arm_legitimate_address): Likewise.
7264 (arm_get_vfp_saved_size): Likewise.
7265 (arm_emit_vfp_multi_reg_pop): Likewise.
7266 (arm_get_frame_offsets): Likewise.
7267 (arm_save_coproc_regs): Likewise.
7268 (arm_hard_regno_mode_ok): Likewise.
7269 (arm_expand_epilogue_apcs_frame): Likewise.
7270 (arm_expand_epilogue): Likewise.
7271 (arm_file_start): Likewise.
7272 (arm_conditional_register_usage): Likewise.
7273 (arm_validize_comparison): Use vfp_compare_operand directly.
7274 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
7275 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
7277 (arm_atomic_assign_expand_fenv): Likewise.
7278 * arm.md (divsf3): Likewise.
7279 (arm_negsi2): Likewise.
7281 (arm_movdi): Likewise.
7282 (arm_movt): Likewise.
7283 (cbranchsf4): Change predicate to vfp_compare_operand.
7284 (cbranchdf4): Change predicate to vfp_compare_operand.
7285 (cstorehf4): Change predicate to vfp_compare_operand.
7286 (cstoresf4): Change predicate to vfp_compare_operand.
7287 (cstoredf4): Change predicate to vfp_compare_operand.
7288 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
7289 (movhi_insn_arch4, movhi_bytes): Likewise.
7290 * constraints.md (Dt): Likewise.
7292 * iterators.md (SDF): Likewise.
7293 * predicates.md (arm_float_compare_operand): Delete.
7294 (const_double_vcvt_power_of_two_reciprocal): Remove references to
7296 (const_double_vcvt_power_of_two): Likewise.
7297 * thumb2.md thumb2_movsi_insn): Likewise.
7298 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
7299 (movhf_vfp): Likewise.
7300 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
7301 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
7302 (movsf_vfp, thumb2_movsf_vfp): Likewise.
7303 (movdf_vfp, thumb2_movdf_vfp): Likewise.
7304 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
7305 (subsf3_vfp, divsf3_vfp): Likewise.
7306 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
7307 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
7308 (mulsf3negsfsubsf_vfp): Likewise.
7309 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
7310 (floatunssisf2, sqrtsf2_vfp): Likewise.
7311 (movcc_vfp): Likewise.
7312 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
7313 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
7314 (push_multi_vfp): Likewise.
7315 (set_fpscr, get_fpscr): Likewise.
7316 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
7318 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7320 * arm.h (TARGET_VFP): Unconditionally define to 1.
7321 (arm_fpu_desc): Remove 'model' field.
7322 (TARGET_FPU_MODEL): Delete.
7323 * arm.c (all_fpus): Don't initialize the model field.
7324 (arm_can_inline_p): Don't check the FPU model.
7325 * arm-fpus.def: Remove redundant model field from all FPU
7328 2016-10-13 Richard Biener <rguenther@suse.de>
7331 * genmatch.c (struct capture): Add value_match member.
7332 (commutate): Preserve value_match.
7333 (lower_opt_convert): Likewise.
7334 (lower_cond): Likewise.
7335 (replace_id): Likewise.
7336 (struct dt_operand): Add value_match member.
7337 (decision_tree::cmp_node): Compare it.
7338 (decision_tree::insert_operand): Honor it when finding and
7339 when appending a DT_MATCH.
7340 (dt_operand::gen_match_op): Generate a type check after
7341 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
7342 (parser::get_internal_capture_id): New helper.
7343 (parser::finish_match_operand): New function lowering @@<id>.
7344 (parser::parse_capture): Parse @@<id> as value-match.
7345 (parser::parse_expr): Use get_internal_capture_id.
7346 (parser::parse_simplify): Call finish_match_operand.
7347 (walk_captures): New helper.
7348 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
7350 ((X /[ex] A) * A -> X): Likewise.
7351 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
7352 convert[12] and value-matching.
7353 ((A | B) & (A | C) -> A | (B & C)): Likewise.
7354 ((X | Y) | Y -> X | Y): Likewise.
7355 ((X ^ Y) ^ Y -> X): Likewise.
7356 (A - (A & B) -> ~B & A): Likewise.
7357 ((T)(P + A) - (T)P -> (T) A): Likewise.
7358 ((T)P - (T)(P + A) -> -(T) A): Likewise.
7359 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
7360 * doc/match-and-simplify.texi: Amend capture section.
7362 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7364 * config/arc/arc.md (umul_600): Remove predicated variant.
7365 (umul64_600): Likewise.
7367 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7369 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
7371 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7373 * tree-vect-loop.c (loop_niters_no_overflow): New func.
7374 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
7375 no-overflow information to vect_do_peeling_for_loop_bound and
7376 vect_gen_vector_loop_niters.
7378 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7380 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
7383 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7385 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
7386 adjust_vec automatically.
7387 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
7388 param exit_bb to guard_to.
7389 (slpeel_checking_verify_cfg_after_peeling):
7390 (set_prologue_iterations):
7391 (create_lcssa_for_virtual_phi): New func which is factored out from
7392 slpeel_tree_peel_loop_to_edge.
7393 (slpeel_tree_peel_loop_to_edge):
7394 (iv_phi_p): New func.
7395 (vect_can_advance_ivs_p): Call iv_phi_p.
7396 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
7397 new gimple stmts in basic block.
7398 (vect_gen_niters_for_prolog_loop): Rename to...
7399 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
7400 adjust implementation.
7401 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
7402 sizetype if necessary.
7403 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
7404 it to external function.
7405 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
7406 (vect_gen_vector_loop_niters_mult_vf): New.
7407 (slpeel_update_phi_nodes_for_loops): New.
7408 (slpeel_update_phi_nodes_for_guard1): Reimplement.
7409 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
7410 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
7411 * tree-vect-loop.c (vect_build_loop_niters): Move to file
7412 tree-vect-loop-manip.c
7413 (vect_generate_tmps_on_preheader): Delete.
7414 (vect_transform_loop): Rename vectorization_factor to vf. Call
7415 vect_do_peeling instead of vect_do_peeling-* functions.
7416 * tree-vectorizer.h (vect_do_peeling): New decl.
7417 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
7418 (vect_do_peeling_for_loop_bound): Delete.
7419 (vect_do_peeling_for_alignment): Delete.
7421 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7423 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
7424 duplicated loop after its preheader and after the original loop.
7426 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7428 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
7429 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
7431 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7433 * tree-vect-loop.c (vectorizable_live_operation): Support handling
7434 for live variable outside loop but not in lcssa form.
7436 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7438 * cfg.c (reset_original_copy_tables): New func.
7439 * cfg.h (reset_original_copy_tables): New decl.
7441 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7444 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
7446 * varasm.c (default_binds_local_p_3): Formatting fix.
7448 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7450 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
7452 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
7453 Remove useless code.
7455 2016-10-13 Martin Liska <mliska@suse.cz>
7457 PR tree-optimization/77943
7458 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
7459 a different EH landing pads.
7461 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7464 * hooks.h (hook_tree_void_null): Declare.
7465 * hooks.c (hook_tree_void_null): New function.
7466 * langhooks.c (lhd_return_null_tree_v): Remove.
7467 * langhooks-def.h (lhd_return_null_tree_v): Remove.
7468 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
7469 set y to const0_rtx.
7470 * function.c (stack_protect_epilogue): Likewise.
7471 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
7472 if TARGET_THREAD_SSP_OFFSET is defined.
7473 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7474 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7475 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7476 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7477 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7478 (ix86_stack_protect_guard): New function.
7480 2016-10-13 Richard Biener <rguenther@suse.de>
7482 * dwarf2out.c (tree_add_const_value_attribute): Do not try
7483 rtl_for_decl_init during early phase.
7484 (gen_variable_die): Do not create locations during early phase.
7485 (gen_label_die): Likewise.
7486 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
7489 2016-10-12 Richard Biener <rguenther@suse.de>
7491 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
7492 try_add_new_range and made to eturn new range.
7493 (evrp_dom_walker::before_dom_children): Push op1 value range before
7494 pushing op0 value range.
7496 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7498 PR tree-optimization/77937
7499 * gimple-ssa-strength-reduction.c (analyze_increments): Use
7500 POINTER_TYPE_P on the candidate type to determine whether
7501 candidates in this chain require pointer arithmetic.
7503 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
7505 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
7506 correction if the type is smaller than a word.
7507 (visium_select_cc_mode): Add ... fall through ... comment.
7509 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7511 * config/rs6000/rs6000.c (machine_function): Add new fields
7512 gpr_is_wrapped_separately and lr_is_wrapped_separately.
7513 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
7514 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
7515 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
7516 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
7517 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
7518 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
7519 (rs6000_get_separate_components): New function.
7520 (rs6000_components_for_bb): New function.
7521 (rs6000_disqualify_components): New function.
7522 (rs6000_emit_prologue_components): New function.
7523 (rs6000_emit_epilogue_components): New function.
7524 (rs6000_set_handled_components): New function.
7525 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
7526 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
7527 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
7528 (rs6000_emit_epilogue): Don't emit GPR restores if
7529 gpr_is_wrapped_separately for that register. Don't make a
7530 REG_CFA_RESTORE note for registers we did not restore, either.
7532 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7534 * function.c (thread_prologue_and_epilogue_insns): Call
7535 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
7536 if it has possibly changed. Compute the split_prologue_seq and
7537 epilogue_seq later, too.
7538 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
7539 (dump_components): New function.
7540 (struct sw): New struct.
7542 (init_separate_shrink_wrap): New function.
7543 (fini_separate_shrink_wrap): New function.
7544 (place_prologue_for_one_component): New function.
7545 (spread_components): New function.
7546 (disqualify_problematic_components): New function.
7547 (emit_common_heads_for_components): New function.
7548 (emit_common_tails_for_components): New function.
7549 (insert_prologue_epilogue_for_components): New function.
7550 (try_shrink_wrapping_separate): New function.
7551 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
7553 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7555 * regrename.c (build_def_use): Invalidate chains that have a
7556 REG_CFA_RESTORE on some instruction.
7558 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7560 * dce.c (delete_unmarked_insns): Don't delete instructions with
7561 a REG_CFA_RESTORE note.
7563 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7565 * common.opt (-fshrink-wrap-separate): New flag.
7566 * doc/invoke.texi: Document it.
7567 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
7568 * doc/tm.texi: Regenerate.
7569 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
7570 * target.def (shrink_wrap): New hook vector.
7571 (get_separate_components, components_for_bb, disqualify_components,
7572 emit_prologue_components, emit_epilogue_components,
7573 set_handled_components): New hooks.
7575 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7577 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
7578 vector return by reference only if -Wpsabi.
7579 (rs6000_pass_by_reference): Similarly, for argument passing.
7581 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7583 * function-tests.c: Include "print-rtl.h".
7584 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
7585 function, and verify what is dumped.
7586 * print-rtl-function.c (print_edge): New function.
7587 (begin_any_block): New function.
7588 (end_any_block): New function.
7589 (can_have_basic_block_p): New function.
7590 (print_rtx_function): Track the basic blocks of insns in the
7591 chain, wrapping those that are within blocks within "(block)"
7592 directives. Remove the "(cfg)" directive.
7594 2016-10-12 David Malcolm <dmalcolm@redhat.com>
7596 * selftest.c (selftest::read_file): New function.
7597 (selftest::test_read_file): New function.
7598 (selftest::selftest_c_tests): Call test_read_file.
7599 * selftest.h (selftest::read_file): New decl.
7601 2016-10-12 Richard Biener <rguenther@suse.de>
7604 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
7607 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
7609 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
7611 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
7612 dwarf2out_assembly_start.
7614 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
7616 * Makefile.in (SELFTEST_FLAGS): New variable.
7617 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
7619 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
7622 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
7624 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
7625 dumped in RTL dumps.
7627 2016-10-12 Martin Liska <mliska@suse.cz>
7629 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
7630 (gimple_fold_builtin_memory_op): Use the function.
7631 (gimple_fold_builtin_strchr): Likewise.
7632 (gimple_fold_builtin_strcat): Likewise.
7633 (gimple_build): Likewise.
7635 2016-10-12 Nathan Sidwell <nathan@acm.org>
7637 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
7639 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7641 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
7642 equivalent 32-bit constant (modulo 2**32) when that yields
7643 smaller instructions.
7644 (size_of_int_loc_descriptor): Update accordingly.
7646 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
7648 * dwarf2out.c (dwarf2out_early_global_decl): For nested
7649 functions, call dwarf2out_decl on the parent function first.
7651 2016-10-12 Richard Biener <rguenther@suse.de>
7653 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
7656 2016-10-12 Richard Biener <rguenther@suse.de>
7658 * tree-ssa-propagate.c
7659 (substitute_and_fold_dom_walker::before_dom_children): Do not
7660 ignore ASSERT_EXPRs but only preserve them.
7661 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
7662 that have been propagated into.
7663 (vrp_finalize): Enable DCE for substitute_and_fold.
7665 2016-10-12 Richard Biener <rguenther@suse.de>
7667 PR tree-optimization/77920
7668 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
7669 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
7670 (simplify_abs_using_ranges): Likewise.
7671 (simplify_conversion_using_ranges): Likewise.
7672 (simplify_stmt_using_ranges): Adjust.
7674 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7676 PR tree-optimization/77929
7677 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
7678 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
7680 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7683 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
7684 needs a base register for arg 1.
7686 2016-10-12 Jakub Jelinek <jakub@redhat.com>
7688 * common.opt (Wimplicit-fallthrough) Turn into alias to
7689 -Wimplicit-fallthrough=3. Remove EnabledBy.
7690 (Wimplicit-fallthrough=): New option.
7691 * gimplify.c (warn_implicit_fallthrough_r): Use
7692 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
7693 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
7694 to -Wimplicit-fallthrough=3.
7695 (-Wimplicit-fallthrough=): Document.
7697 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7699 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
7700 and GEU in DImode if TARGET_SUBXC.
7701 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
7702 (seqdi<W:mode>_zero_subxc): Delete.
7703 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
7704 (neg_seqdi<W:mode>_zero_vis3): Delete.
7705 (plus_seqdi<W:mode>_zero): Likewise.
7706 (minus_seqdi<W:mode>_zero): Likewise.
7707 (plus_plus_sltu<W:mode>): Accept only register.
7708 (addx<W:mode>): Likewise.
7709 (plus_sltu<W:mode>_vis3): Likewise.
7710 (plus_plus_sltu<W:mode>_vis3): Likewise.
7711 (neg_sgeu<W:mode>_vis3): Delete.
7712 (minus_sgeu<W:mode>_vis3): Likewise.
7713 (addxc<W:mode>): Accept only registers.
7714 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7715 (minus_neg_sltu<W:mode>_subxc): Accept only register.
7716 (neg_plus_sltu<W:mode>_subxc): Likewise.
7717 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
7718 (minus_minus_sltu<W:mode>_subxc): Accept only register.
7719 (sgeu<W:mode>_insn_subxc): Delete.
7720 (plus_sgeu<W:mode>_subxc): Likewise.
7721 (subxc<W:mode>): Accept only register.
7722 (scc splitter): Split always GEU again.
7724 2016-10-11 Jeff Law <law@redhat.com>
7726 PR tree-optimization/77424
7727 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
7728 dead conditionals. Assert that all e->aux fields are NULL.
7730 2016-10-11 David Malcolm <dmalcolm@redhat.com>
7732 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
7733 operand-printing "switch" statement into...
7734 (print_rtx_operand_code_0): ...this new function, ...
7735 (print_rtx_operand_code_e): ...this new function, ...
7736 (print_rtx_operand_codes_E_and_V): ...this new function, ...
7737 (print_rtx_operand_code_i): ...this new function, ...
7738 (print_rtx_operand_code_r): ...this new function, ...
7739 (print_rtx_operand_code_u): ...this new function, ...
7740 (print_rtx_operand): ...and this new function.
7742 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
7744 * config/alpha/alpha-passes.def: New file.
7745 * config/alpha/t-alpha: New file.
7746 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
7747 (make_pass_handle_trap_shadows): New prototype.
7748 (make_pass_align_insns): Ditto.
7749 * config/alpha/alpha.c (alpha_option_override): Don't register
7751 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
7753 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7756 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
7757 distinct __ibm128 IBM extended double type if long doubles are
7758 128-bits and the default format for long double is IEEE 128-bit.
7760 2016-10-11 Richard Biener <rguenther@suse.de>
7762 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
7763 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
7764 (verify_die): New function.
7765 (dwarf2out_finish): Call it.
7766 (output_line_info): Handle case of -gsplit-dwarf without
7767 DWARF2_ASM_LINE_DEBUG_INFO.
7769 2016-10-11 Richard Biener <rguenther@suse.de>
7772 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
7773 sub-chains of BLOCK_VARS and gimple_bind_vars.
7775 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7777 * config/i386/znver1.md : Fix imov/imovx load type reservations.
7779 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7781 * config/sparc/sparc.opt (msubxc): New option.
7782 * doc/invoke.texi (SPARC options): Document it and tidy up.
7783 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
7784 * doc/tm.texi: Regenerate.
7785 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
7787 (CCX_NOOV): Rename into...
7791 * config/sparc/predicates.m (fcc_register_operand): Simplify.
7792 (fcc0_register_operand): Likewise.
7793 (icc_register_operand): New.
7794 (icc_or_fcc_register_operand): Simplify.
7795 (nz_comparison_operator): New.
7796 (c_comparison_operator): Likewise.
7797 (noov_compare_operator): Rename into...
7798 (icc_comparison_operator): ...this. Use above predicates.
7799 (noov_compare64_operator): Rename into...
7800 (v9_comparison_operator): ...this and tidy up.
7801 (fcc_comparison_operator): New.
7802 (icc_or_fcc_comparison_operator): Likewise.
7803 (v9_register_compare_operator): Rename info...
7804 (v9_register_comparison_operator): ...this.
7805 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
7806 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
7808 (sparc_fixed_condition_code_regs): New function.
7809 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
7810 renaming and add support for CCC/CCXC.
7811 (output_cbranch): Likewise.
7812 (sparc_print_operand): Likewise.
7813 (gen_v9_scc): Remove obsolete assertion.
7814 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
7815 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
7816 (output_cbcond): Remove bogus handling of CC modes.
7817 (sparc_register_move_cost): Return 100 for NO_REGS.
7818 * config/sparc/sparc.md (W): New mode iterator.
7819 (length): Adjust for noov_compare64_operator renaming.
7820 (cmpsi_sne): New instruction.
7821 (cmpdi_sne): Likewise.
7822 (seqdi_special): Delete.
7823 (seqdi_special): Likewise.
7824 (snesi<P:mode>_special): Likewise.
7825 (snedi_special): Likewise.
7826 (snedi_special_vis3): Likewise.
7827 (snesi patterns): Use W iterator.
7828 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
7829 (sltu patterns): Likewise.
7830 (sgeu patterns): Likewise.
7831 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
7832 (normal_branch): Use icc_comparison_operator predicate.
7833 (inverted_branch): Likewise.
7834 (cbcond_sp32): Use comparison_operator predicate.
7835 (cbcond_sp64): Likewise.
7836 (normal_int_branch_sp64): Adjust for renaming
7837 (inverted_int_branch_sp64): Likewise.
7838 (mov<I:mode>_cc_reg_sp64): Likewise.
7839 (movsf_cc_reg_sp6): Likewise.
7840 (movdf_cc_reg_sp64): Likewise.
7841 (movtf_cc_reg_hq_sp64): Likewise.
7842 (movtf_cc_reg_sp64): Likewise.
7843 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
7844 (movsf_cc_v9): Likewise.
7845 (movdf_cc_v9): Likewise.
7846 (movtf_cc_hq_v9): Likewise.
7847 (movtf_cc_v9): Likewise.
7848 (adddi3): Call gen_adddi3_sp32.
7849 (adddi3_insn_sp32): Rename to...
7850 (adddi3_sp32): ...this. Accept only register_operand as operand #1
7851 and use CCCmode for the carry.
7852 (addx_extend_sp32): Use CCCmode for the carry.
7853 (addx_extend_sp64): Delete.
7854 (adddi3_extend_sp32): Use CCCmode for the carry.
7855 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
7856 (subdi3): Call gen_subdi3_sp32.
7857 (subdi3_insn_sp32): Rename to...
7858 (subdi3_sp32): ...this and use CCmode for the carry.
7859 (subx_extend_sp32): Use CCCmode for the carry.
7860 (subx_extend_sp64): Delete.
7861 (subdi3_extend_sp32): Use CCmode for the carry.
7862 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
7863 (negdi3): Call gen_negdi3_sp32.
7864 (negdi3_sp32): Use CCCmode for the carry.
7865 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
7866 (cmp_nz_ashift_1): Use CCNZ mode.
7867 (cmp_nz_set_ashift_1): Likewise.
7868 (ctrapsi4): Use comparison_operator predicate.
7869 (ctrapdi4): Likewise.
7870 (trapsi_insn): Use icc_comparison_operator predicate.
7871 (trapdi_insn): Likewise.
7872 (edge8 patterns): Use CCNZmode.
7873 (edge16 patterns): Likewise.
7874 (edge32 patterns): Likewise.
7876 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7878 * config/visium/visium-modes.def (CC_NOOV): Rename into...
7880 (CC_BTST): Rename into...
7882 * config/visium/predicates.md (real_add_operand): New.
7883 (visium_btst_operator): Rename into...
7884 (visium_equality_comparison_operator): ...this.
7885 (visium_noov_operator): Rename into...
7886 (visium_nz_comparison_operator): ...this.
7887 (visium_c_comparison_operator): New.
7888 (visium_branch_operator): Adjust and deal with all CC modes.
7889 * config/visium/visium.c (visium_adjust_cost): Adjust.
7890 (visium_split_double_add): Use the *_set_carry patterns.
7891 (visium_select_cc_mode): Add support for CCC mode and adjust.
7892 (output_cbranch): Adjust and use the carry-based operators for
7893 floating-point comparisons.
7894 * config/visium/visium.md (flags_subst_arith): Adjust.
7895 (addsi3_insn_set_carry): New instruction.
7896 (subsi3_insn_set_carry): Likewise.
7897 (negsi2_insn_set_carry): Likewise.
7899 (cmp<mode>_sne): Likewise.
7900 (cbranch<mode>4): Use ordered_comparison_operator.
7901 (cbranch<mode>4_insn): Likewise.
7902 (cbranchsi4_btst_insn): Adjust.
7904 2016-10-11 Tom de Vries <tom@codesourcery.com>
7907 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
7910 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7912 * tree.h (build_complex_type): Add second parameter with default.
7913 * tree.c (build_complex_type): Add NAMED second parameter and adjust
7914 recursive call. Create a TYPE_DECL only if NAMED is true.
7915 (build_common_tree_nodes): Pass true in calls to build_complex_type.
7917 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
7919 New avr-passes.def to register AVR specific passes.
7921 * config/avr/avr-passes.def: New file.
7922 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
7923 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
7924 (make_avr_pass_recompute_note): New proto.
7925 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
7926 (avr_pass_recompute_notes): Use anonymous namespace.
7927 (avr_register_passes): Remove function...
7928 (avr_option_override): ...and its call.
7930 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
7932 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
7933 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
7934 PTF_AVOID_BRANCHLIKELY_SPEED for others.
7935 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
7937 * config/mips/mips.c (mips_option_override): Enable the branch
7938 likely depending on the tune flags and optimization level.
7939 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
7940 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
7941 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
7942 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
7944 2016-10-11 Richard Biener <rguenther@suse.de>
7946 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
7947 (output_function): Properly stream the whole block tree.
7948 * lto-streamer-in.c (input_function): Likewise.
7950 2016-10-11 Marek Polacek <polacek@redhat.com>
7952 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
7954 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7956 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
7957 (evrp_dom_walker::before_dom_children): Infer and push new value
7958 ranges for x in y < x.
7960 2016-10-10 Joseph Myers <joseph@codesourcery.com>
7963 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
7964 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
7965 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7966 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7967 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
7968 (IA64_NO_LIBGCC_TFMODE): Likewise.
7970 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7972 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
7975 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
7977 * config.gcc: Add aarch64-*-freebsd* support.
7978 * config.host: Likewise.
7979 * config/aarch64/aarch64-freebsd.h: New file.
7980 * config/aarch64/t-aarch64-freebsd: Ditto.
7982 2016-10-10 Jeff Law <law@redhat.com>
7984 PR tree-optimization/71947
7985 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
7986 B with A within a single statement.
7988 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7990 PR tree-optimization/77824
7991 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
7992 zero cost for copies.
7993 (find_candidates_dom_walker::before_dom_children): Replace
7994 MODIFY_EXPR with SSA_NAME.
7995 (replace_mult_candidate): Likewise.
7996 (replace_profitable_candidates): Likewise.
7998 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8000 * config/s390/s390.h: Wrap more macros args in brackets and fix
8002 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
8004 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
8006 2016-10-10 Andreas Schwab <schwab@suse.de>
8009 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
8010 pseudo is not DImode.
8012 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
8014 * common/config/arc/arc-common.c (arc_option_optimization_table):
8015 Remove compact casesi option.
8016 * config/arc/arc.c (arc_override_options): Use compact casesi
8017 option only for pre-ARCv2 cores.
8018 * doc/invoke.texi (mcompact-casesi): Update text.
8020 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8022 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
8023 Add macro to say we can efficiently handle overlapping unaligned
8025 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
8026 poor code for processors older than p8.
8028 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
8030 * gen-pass-instances.awk: Remove GNUism.
8032 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8034 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
8035 NULL of (*ipcp_transformations)][node->uid].
8037 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
8039 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
8040 (MALLOC_ABI_ALIGNMENT): Define.
8042 2016-10-09 Jakub Jelinek <jakub@redhat.com>
8044 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
8045 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
8046 VAR_OR_FUNCTION_DECL_P macros.
8047 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
8048 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
8049 chkp_find_bounds_1): Likewise.
8050 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
8051 * hsa-gen.c (get_symbol_for_decl): Likewise.
8052 * cgraphunit.c (check_global_declaration, analyze_functions,
8053 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
8055 * gimple-fold.c (can_refer_decl_in_current_unit_p,
8056 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
8058 * tree.c (set_decl_section_name, copy_node_stat,
8059 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
8060 merge_dllimport_decl_attributes, handle_dll_attribute,
8061 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
8062 verify_type): Likewise.
8063 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
8064 find_explicit_erroneous_behavior): Likewise.
8065 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
8066 * ipa.c (process_references): Likewise.
8067 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
8068 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
8069 notice_global_symbol, assemble_variable, mark_decl_referenced,
8070 build_constant_desc, output_constant_def_contents, do_assemble_alias,
8071 make_decl_one_only, default_section_type_flags,
8072 categorize_decl_for_section, default_encode_section_info): Likewise.
8073 * trans-mem.c (requires_barrier): Likewise.
8074 * gimple-expr.c (mark_addressable): Likewise.
8075 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
8076 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
8077 expand_debug_expr): Likewise.
8078 * tree-dump.c (dequeue_and_dump): Likewise.
8079 * ubsan.c (instrument_bool_enum_load): Likewise.
8080 * tree-pretty-print.c (print_declaration): Likewise.
8081 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
8082 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
8083 * asan.c (asan_protect_global, instrument_derefs): Likewise.
8084 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
8085 pass_build_ssa::execute): Likewise.
8086 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
8087 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
8089 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
8091 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
8092 can_be_nonlocal, remap_decls, copy_debug_stmt,
8093 initialize_inlined_parameters, add_local_variables,
8094 reset_debug_binding, replace_locals_op): Likewise.
8095 * dse.c (can_escape): Likewise.
8096 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
8098 * tree-diagnostic.c (default_tree_printer): Likewise.
8099 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
8100 unpack_ts_decl_with_vis_value_fields,
8101 lto_input_ts_decl_common_tree_pointers): Likewise.
8102 * builtins.c (builtin_save_expr, fold_builtin_expect,
8103 readonly_data_expr): Likewise.
8104 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
8105 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
8107 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
8108 * gimplify.c (force_constant_size, gimplify_bind_expr,
8109 gimplify_decl_expr, gimplify_var_or_parm_decl,
8110 gimplify_compound_lval, gimplify_init_constructor,
8111 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
8112 gimplify_type_sizes): Likewise.
8113 * cgraphbuild.c (record_reference, record_type_list, mark_address,
8114 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
8115 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
8116 remove_unused_locals): Likewise.
8117 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
8118 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
8119 * function.c (instantiate_expr, instantiate_decls_1,
8120 setjmp_vars_warning, add_local_decl): Likewise.
8121 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
8123 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
8124 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
8125 optimize_va_list_gpr_fpr_size): Likewise.
8126 * tree-nrv.c (pass_nrv::execute): Likewise.
8127 * tsan.c (instrument_expr): Likewise.
8128 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8129 * vtable-verify.c (verify_bb_vtables): Likewise.
8130 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
8131 get_ref_base_and_extent): Likewise.
8132 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
8134 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
8135 analyze_all_variable_accesses): Likewise.
8136 * tree-nested.c (get_nonlocal_debug_decl,
8137 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
8138 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
8139 get_local_debug_decl, convert_local_omp_clauses,
8140 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
8142 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
8143 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
8144 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
8145 dbxout_symbol, dbxout_common_check): Likewise.
8146 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
8147 string_constant): Likewise.
8148 * hsa.c (hsa_get_declaration_name): Likewise.
8149 * passes.c (rest_of_decl_compilation): Likewise.
8150 * tree-ssanames.c (make_ssa_name_fn): Likewise.
8151 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
8152 pack_ts_decl_with_vis_value_fields,
8153 write_ts_decl_common_tree_pointers): Likewise.
8154 * stor-layout.c (place_field): Likewise.
8155 * symtab.c (symtab_node::maybe_create_reference,
8156 symtab_node::verify_base, symtab_node::make_decl_local,
8157 symtab_node::copy_visibility_from,
8158 symtab_node::can_increase_alignment_p): Likewise.
8159 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
8160 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
8161 fortran_common, add_location_or_const_value_attribute,
8162 add_scalar_info, add_linkage_name, set_block_abstract_flags,
8163 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
8164 optimize_one_addr_into_implicit_ptr,
8165 optimize_location_into_implicit_ptr): Likewise.
8166 * gimple-low.c (record_vars_into): Likewise.
8167 * ipa-visibility.c (update_vtable_references): Likewise.
8168 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
8170 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
8171 DFS::DFS_write_tree_body, write_symbol): Likewise.
8172 * langhooks.c (lhd_warn_unused_global_decl,
8173 lhd_set_decl_assembler_name): Likewise.
8174 * attribs.c (decl_attributes): Likewise.
8175 * except.c (output_ttype): Likewise.
8176 * varpool.c (varpool_node::get_create, ctor_for_folding,
8177 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
8178 * fold-const.c (fold_unary_loc): Likewise.
8179 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
8180 ipa_find_agg_cst_from_init): Likewise.
8181 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
8182 expand_omp_target, lower_omp_regimplify_p,
8183 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
8184 find_link_var_op): Likewise.
8185 * tree-chrec.c (chrec_contains_symbols): Likewise.
8186 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
8187 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
8188 execute_fixup_cfg): Likewise.
8190 PR tree-optimization/77901
8191 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
8192 if ranges[i].exp is SSA_NAME when looking for >= and only when
8193 ranges[i].exp is NULL or SSA_NAME when looking for the other
8196 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8198 * ipa-cp.c (ipcp_alignment_lattice): Remove.
8199 (ipcp_param_lattices): Remove field alignment.
8200 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
8201 (set_all_contains_variable): Remove call to
8202 ipcp_alignment_lattice::set_to_bottom.
8203 (initialize_node_lattices): Likewise.
8204 (propagate_alignment_accross_jump_function): Remove.
8205 (propagate_constants_accross_call): Remove call to
8206 propagate_alignment_accross_jump_function.
8207 (ipcp_store_alignment_results): Remove.
8208 (ipcp_driver): Remove call to ipcp_store_alignment_results.
8209 (propagate_bits_accross_jump_function): Handle ancestor jump function.
8210 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
8211 pretty-printing of alignment jump function.
8212 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
8213 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
8214 alignments and remove computing ipa_alignment jump function.
8215 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
8216 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
8217 (ipa_read_jump_function): Remove reading of ipa_alignment.
8218 (write_ipcp_transformation_info): Remove streaming for alignment
8219 propagation summary.
8220 (read_ipcp_transformation_info): Remove reading of alignment
8221 propagation summary.
8222 (ipcp_update_alignments): Remove.
8223 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
8225 (ipcp_transform_function): Remove call to ipcp_update_alignments()
8226 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
8227 * ipa-prop.h (ipa_alignment): Remove.
8228 (ipa_jump_func): Remove field alignment.
8229 (ipcp_transformation_summary): Remove field alignments.
8230 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
8231 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
8232 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
8234 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
8236 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
8238 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
8240 (visium_expand_fp_cstore): Likewise.
8242 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8244 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
8245 * diagnostic.c (warning_at_rich_loc_n): New function.
8246 (diagnostic_n_impl_richloc): Likewise.
8247 (diagnostic_n_impl): Move most of the function to
8248 diagnostic_n_impl_richloc and call it.
8250 2016-10-08 Jakub Jelinek <jakub@redhat.com>
8252 * gen-pass-instances.awk: Rewritten.
8253 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
8254 $(PASSES_EXTRA) after passes.def to the script.
8255 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
8256 * config/i386/i386-passes.def: New file.
8257 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
8258 make_pass_stv): Declare.
8259 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
8261 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
8263 (pass_stv::clone, pass_stv::set_pass_param): New methods.
8264 (pass_stv::timode_p): New non-static data member.
8265 (ix86_option_override): Don't register passes here.
8267 * doc/invoke.texi: Document accepting Else, fallthrough.
8269 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
8272 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
8273 FALLTHRU comment styles.
8275 2016-10-07 Andrew Pinski <apinski@cavium.com>
8277 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
8278 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
8279 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
8281 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
8283 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
8285 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
8286 (AARCH64_ARCH): Likewise.
8287 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
8289 (AARCH64_CORE): Likewise.
8290 (AARCH64_ARCH): Likewise.
8291 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
8292 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8293 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
8294 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8295 (AARCH64_ARCH): Likewise.
8296 (AARCH64_CORE): Likewise.
8297 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
8298 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
8299 (AARCH64_CORE): Likewise.
8300 (AARCH64_ARCH): Likewise.
8302 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8304 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
8305 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
8306 floating point type infrastructre, and -mfloat128 that enables the
8307 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
8308 if -mfloat128-type. Define __ibm128 to be long double by default.
8309 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
8310 the IEEE 128-bit floating point type infrastructure should
8311 automatically be enabled.
8312 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
8313 instead of -mfloat128 to enable KFmode.
8314 (rs6000_option_override_internal): Split the option -mfloat128
8315 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
8316 systems, automatically set -mfloat128-type, but don't enable it on
8317 other operating systems. Move setting the long double size and
8318 IEEE quad support before the IEEE 128-bit floating point changes.
8319 (rs6000_init_builtins): Do not create a unique type for __ibm128
8320 if long double is IBM extended double, instead rely on __ibm128
8321 being defined as 'long double'. If -mfloat128-type and not
8322 -mfloat128, create the KFmode type with an undocumented __ieee128
8324 (rs6000_init_libfuncs): Use -mfloat128-type instead of
8325 -mfloat128 for tests about the types, but keep tests for
8326 -mfloat128 to enable the keyword support.
8327 (rs6000_complex_function_value): Likewise.
8328 (rs6000_scalar_mode_supported_p): Likewise.
8329 (rs6000_floatn_mode): Likewise.
8330 (rs6000_c_mode_for_suffix): Likewise.
8331 (rs6000_opt_masks): Add -mfloat128-type.
8332 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
8333 -mfloat128-type being split from -mfloat128. Add
8334 -mfloat128-hardware, which was missing.
8335 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
8336 -mfloat128 and -mfloat128-type:
8337 (-mfloat128-type): Likewise.
8338 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
8339 that 64-bit Linux systems with enable -mfloat128-type by default
8341 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
8342 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
8343 -mfloat128-type instead of -mfloat128.
8344 (FLOAT128_2REG_P): Likewise.
8345 (MASK_FLOAT128_TYPE): Likewise.
8346 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8347 (RS6000_BTM_FLOAT128): Likewise.
8348 (TARGET_FLOAT128): Poison old identifiers.
8349 (OPTION_MASK_FLOAT128): Likewise.
8350 (MASK_FLOAT128): Likewise.
8351 * config/rs6000/rs6000.md (FP): Likewise.
8352 (FLOAT128): Likewise.
8353 (fix_trunc<mode>di2): Likewise.
8354 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
8355 (floatdi<mode>2): Likewise.
8356 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
8357 (neg<mode>2, FLOAT128 iterator): Likewise.
8358 (abs<mode>2, FLOAT128 iterator): Likewise.
8359 (ieee_128bit_negative_zero): Likewise.
8360 (ieee_128bit_vsx_neg<mode>2): Likewise.
8361 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
8362 (ieee_128bit_vsx_abs<mode>2): Likewise.
8363 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8364 (ieee_128bit_vsx_nabs<mode>2): Likewise.
8365 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8366 (extendiftf2): Likewise.
8367 (extendifkf2): Likewise.
8368 (extendtfkf2): Likewise.
8369 (trunciftf2): Likewise.
8370 (truncifkf2): Likewise.
8371 (trunckftf2): Likewise.
8372 (trunctfif2): Likewise.
8373 (extendkftf2): Likewise.
8374 (trunctfkf2): Likewise.
8376 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8378 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
8379 before merging in bytes to pass down to real_from_target.
8381 2016-10-07 Richard Biener <rguenther@suse.de>
8383 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
8385 (substitute_and_fold_dom_walker::before_dom_children):
8386 Substitute and fold before pass specific folding to avoid
8387 feeding that with SSA names that will be later released.
8388 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
8389 introduced by folding and visited by evaluate_stmt called during
8391 (likely_value): Likewise.
8392 (evaluate_stmt): Likewise.
8393 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
8394 (simplify_div_or_mod_using_ranges): Likewise.
8395 (simplify_min_or_max_using_ranges): Likewise.
8396 (simplify_abs_using_ranges): Likewise.
8397 (simplify_conversion_using_ranges): Likewise.
8398 (simplify_float_conversion_using_ranges): Likewise.
8399 (simplify_stmt_using_ranges): Likewise.
8401 2016-10-07 Marek Polacek <polacek@redhat.com>
8403 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
8404 FALLTHROUGH_LABEL_P here...
8405 (warn_implicit_fallthrough_r): ...not here.
8407 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
8409 PR tree-optimization/77880
8410 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
8413 2016-10-07 Marek Polacek <polacek@redhat.com>
8416 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
8418 2016-10-07 Richard Biener <rguenther@suse.de>
8420 * bitmap.h: Document constraints on bitmap modification while
8423 2016-10-07 Richard Biener <rguenther@suse.de>
8425 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
8426 * bitmap.h (bmp_iter_set): When advancing to the next element
8427 check that we didn't remove the current one.
8428 (bmp_iter_and): Likewise.
8429 (bmp_iter_and_compl): Likewise.
8430 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
8431 we currently iterate on but keep a one-level queue.
8432 * sched-deps.c (remove_from_deps): Do not clear current bit
8433 but keep a one-level queue.
8435 2016-10-07 Jakub Jelinek <jakub@redhat.com>
8437 PR tree-optimization/77664
8438 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
8439 for the other ranges.
8440 (optimize_range_tests_diff): Fix up formatting.
8441 (optimize_range_tests_var_bound): New function.
8442 (optimize_range_tests): Use it.
8444 2016-10-07 Martin Liska <mliska@suse.cz>
8446 * coverage.c (build_gcov_exit_decl): Fix priority what
8447 should be really 99.
8449 2016-10-07 Richard Biener <rguenther@suse.de>
8451 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
8452 vars in gimple_bind_vars but not in BLOCK_VARS.
8454 2016-10-07 Richard Biener <rguenther@suse.de>
8456 PR tree-optimization/77879
8457 * tree-ssa-structalias.c (handle_const_call): Properly handle
8459 (handle_pure_call): Likewise.
8461 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8463 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
8464 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
8467 2016-10-06 Andrew Pinski <apinski@cavium.com>
8469 * config/aarch64/aarch64-cores.def: Add a comment before each
8472 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8474 PR tree-optimization/77862
8475 * tree-vrp.c (add_equivalence): Use get_value_range so that
8476 num_vr_values is checked before accessing vr_values.
8478 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8480 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8483 2016-10-05 Jeff Law <law@redhat.com>
8485 PR tree-optimization/71661
8486 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
8487 removal of a forwarder exposes a new natural loop.
8489 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
8491 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
8492 Introduce ssesuffix variable.
8493 (<mask_codefor><code><mode>3<mask_name>): Ditto.
8494 (*<code><mode>3): Ditto.
8496 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
8498 * postreload.c (reload_cse_simplify): Skip also USE when detecting
8501 2016-10-06 Richard Biener <rguenther@suse.de>
8503 PR tree-optimization/77855
8504 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
8505 instead of removing the current item while iterating over the set
8508 2016-10-06 James Clarke <jrtc27@jrtc27.com>
8509 Eric Botcazou <ebotcazou@adacore.com>
8512 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
8513 (classify_registers): Don't set it
8514 (function_arg_slotno): Don't initialize and test it. Tidy up.
8516 2016-10-06 Richard Biener <rguenther@suse.de>
8518 PR tree-optimization/77839
8519 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
8522 2016-10-06 Martin Liska <mliska@suse.cz>
8524 * gcc.c: Set -fprofile-update=atomic when profiling is
8525 enabled and -pthread is set. Warn when one combines
8526 -pthread and -fprofile-update=single for an app using
8529 2016-10-06 Martin Liska <mliska@suse.cz>
8532 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
8533 * gimple-ssa-strength-reduction.c (slsr_process_cast):
8534 Initialize a pointer to NULL.
8535 (slsr_process_copy): Likewise.
8536 * input.c (location_get_source_line): Likewise.
8537 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
8539 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
8541 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
8542 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
8543 (ix86_handle_option): Deleted handle of OPT_mpcommit.
8544 * config.gcc: Deleted pcommitintrin.h
8545 * config/i386/pcommitintrin.h: Deleted file.
8546 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
8547 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
8549 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
8551 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
8552 (PTA_PCOMMIT): Deleted define.
8553 (ix86_option_override_internal): Deleted handle of option.
8554 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
8555 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
8556 __builtin_ia32_pcommit): Deleted.
8557 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
8558 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
8559 (pcommit): Deleted instruction.
8560 * config/i386/i386.opt: Mention -mpcommit deprecation.
8561 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
8563 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
8566 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
8567 Remove wrong assert.
8568 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
8569 Use <round_constraint> as operand 1 constraint.
8571 2016-10-05 Jakub Jelinek <jakub@redhat.com>
8574 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
8575 (ubsan_instrument_float_cast): And not here.
8578 * ubsan.c (ubsan_ids): New GTY(()) array.
8579 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
8580 instead of static local counters.
8582 2016-10-05 Martin Sebor <msebor@redhat.com>
8585 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
8586 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
8587 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
8588 (default_printf_pointer_format): Define function.
8589 * targhooks.c (linux_printf_pointer_format): Define new function.
8590 * targhooks.h (linux_printf_pointer_format): Declare.
8591 (gnu_libc_printf_pointer_format): Remove declaration.
8593 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8595 * fold-const.c (native_encode_real): Fix logic for selecting offset
8596 to write to when BYTES_BIG_ENDIAN.
8598 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
8600 * builtins.c (fold_builtin_strchr): Remove function.
8601 (fold_builtin_strrchr): Likewise.
8602 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
8603 * gimple-fold.c (target_char_cst_p): New function.
8604 (gimple_fold_builtin_strchr) Add more foldings.
8605 (gimple_fold_builtin): Add index, strrchr, rindex cases.
8607 2016-10-05 Richard Biener <rguenther@suse.de>
8610 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
8611 capture ids in c-exprs.
8613 2016-10-05 Richard Biener <rguenther@suse.de>
8616 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
8617 with types_match for GIMPLE code gen to handle type mismatched
8619 (dt_operand::gen): Adjust.
8620 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
8623 2016-10-05 Richard Biener <rguenther@suse.de>
8625 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
8627 2016-10-05 Richard Biener <rguenther@suse.de>
8630 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
8632 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
8634 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
8635 version check to protect only DW_TAG_imported_module generation.
8637 2016-10-05 Richard Biener <rguenther@suse.de>
8640 * match.pd (min(a,-a) -> -abs(a)): New pattern.
8642 2016-10-04 Ian Lance Taylor <iant@golang.org>
8644 * explow.c (allocate_dynamic_stack_space): Call
8645 do_pending_stack_adjust before handling flag_split_stack.
8647 2016-10-04 David Malcolm <dmalcolm@redhat.com>
8649 * genattrtab.c (make_internal_attr): Supply dummy column number to
8652 * genoutput.c (init_insn_for_nothing): Likewise.
8653 * gensupport.c (add_define_attr): Likewise.
8654 * read-md.c (message_at_1): Print column number.
8655 (fatal_with_file_and_line): Likewise.
8656 (rtx_reader::read_char): Track column numbers.
8657 (rtx_reader::unread_char): Likewise.
8658 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
8659 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
8660 (rtx_reader::handle_file): Initialize m_read_md_colno.
8661 (rtx_reader::get_current_location): Supply column number to
8663 * read-md.h (struct file_location): Add field "colno".
8664 (file_location::file_location): Likewise.
8665 (rtx_reader::get_colno): New accessor.
8666 (rtx_reader::m_read_md_colno): New field.
8667 (rtx_reader::m_last_line_colno): New field.
8669 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8671 * doc/extend.texi (Java Exceptions): Remove.
8672 (java_interface): Remove.
8674 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
8676 PR tree-optimization/77808
8677 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
8678 and addr are different before copying points-to information.
8680 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
8682 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
8683 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
8684 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
8685 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
8687 2016-10-04 Richard Biener <rguenther@suse.de>
8689 PR tree-optimization/77399
8690 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
8691 verify the target can convert.
8693 2016-10-04 Richard Biener <rguenther@suse.de>
8696 * explow.c (plus_constant): Verify the mode of the constant
8697 pool offset before calling plus_constant.
8699 2016-10-04 Richard Biener <rguenther@suse.de>
8702 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
8703 type support, mark with :C.
8704 (X / -X -> -1): Mark with :C.
8706 2016-10-04 Jakub Jelinek <jakub@redhat.com>
8708 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
8709 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
8710 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
8711 * doc/tm.texi: Regenerated.
8712 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
8713 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
8714 * config/darwin.h (JCR_SECTION_NAME): Remove.
8715 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
8716 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
8717 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
8718 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
8719 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
8720 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
8722 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8724 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
8725 between "because" and "param" in dump message in call to fprintf.
8727 2016-10-03 Jeff Law <law@redhat.com>
8729 PR tree-optimization/71550
8730 PR tree-optimization/71403
8731 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
8732 (profitable_jump_thread_path): Also return boolean indicating if
8733 the realized path will create an irreducible loop.
8734 Remove loop depth tests from 71403.
8735 (fsm_find_control_statement_thread_paths): Remove loop depth tests
8736 from 71403. If threading will create an irreducible loop, then
8737 throw away loop iteration and related information.
8739 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
8741 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
8742 -Woverloaded-virtual checks for warning options.
8743 * configure: Regenerate.
8745 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8747 PR preprocessor/77699
8748 * input.c (maybe_grow): Don't allocate one byte extra headroom.
8749 (get_next_line): Return false on error.
8750 (read_next_line): Removed, use get_next_line instead.
8751 (read_line_num): Don't copy the line.
8752 (location_get_source_line): Don't use static data.
8753 (selftest::test_reading_source_line): Add more test cases.
8755 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8758 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8760 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8761 (noce_process_if_block): Use it.
8763 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8765 * doc/invoke.texi: Update -Wint-in-bool-context.
8767 2016-10-02 Jakub Jelinek <jakub@redhat.com>
8769 * dwarf2out.c (output_fde, output_call_frame_info,
8770 dwarf2out_do_cfi_startproc, set_indirect_string,
8771 gen_internal_sym, output_die, output_line_info): Use
8772 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
8773 ASM_GENERATE_INTERNAL_LABEL output.
8775 2016-10-01 Richard Biener <rguenther@suse.de>
8778 * genmatch.c (get_operand_type): Add operand position arg
8779 and handle COND_EXPR comparison operand with fixed boolean_type_node.
8780 (expr::gen_transform): Adjust.
8781 (dt_simplify::gen_1): Likewise.
8783 2016-10-01 Jakub Jelinek <jakub@redhat.com>
8785 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
8786 comments. Simplify asserts, remove unnecessary conditions.
8788 (*<code><mode>3): Likewise.
8790 2016-09-30 Jakub Jelinek <jakub@redhat.com>
8792 * doc/invoke.texi (-Wregister): Document.
8794 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
8796 * configure.ac: Split CHECKING_P into CHECKING_P and
8797 ENABLE_EXTRA_CHECKING.
8798 * configure: Regenerated.
8799 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
8800 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
8802 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
8805 * gcc.c (process_command): For @filename handling, output
8806 the correct name if the file does not exist.
8808 2016-09-30 Marek Polacek <polacek@redhat.com>
8810 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
8811 * config/alpha/predicates.md: Likewise.
8813 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8815 * ifcvt.c (noce_try_avoid_const_materialization): New function.
8816 (noce_process_if_block): Use it.
8818 2016-09-30 Martin Liska <mliska@suse.cz>
8820 * doc/invoke.texi: Document asan-use-after-return that
8821 it's disabled by default in runtime.
8823 2016-09-30 Richard Biener <rguenther@suse.de>
8825 * tree-vrp.c (intersect_ranges): If we failed to handle
8826 the intersection choose a constant singleton range if available.
8828 2016-09-30 Richard Biener <rguenther@suse.de>
8830 PR tree-optimization/77399
8831 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
8832 float <-> int conversions.
8834 2016-09-30 Alan Modra <amodra@gmail.com>
8836 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
8838 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8840 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
8841 ext_level before calling CPUID with 0x80000008.
8842 Simplify xgetbv checks.
8844 2016-09-29 David Malcolm <dmalcolm@redhat.com>
8846 * Makefile.in (OBJS): Add print-rtl-function.o.
8847 * print-rtl-function.c: New file.
8848 * print-rtl.h (print_rtx_function): New decl.
8850 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8853 * config/i386/cpuid.h (__get_cpuid_count): New.
8854 (__get_cpuid): Rename __level to __leaf.
8856 2016-09-29 Marek Polacek <polacek@redhat.com>
8858 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
8860 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
8863 * builtins.c (expand_builtin_memcmp): Don't swap args unless
8864 result is only being compared with zero.
8866 2016-09-29 Marek Polacek <polacek@redhat.com>
8868 * dwarf2out.c (loc_descriptor): Add fall through comment.
8869 (add_const_value_attribute): Likewise.
8871 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
8873 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
8874 with "v6t2". Move "arch" attribute above "pool_range".
8875 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
8877 (*thumb2_movhi_vfp): Likewise.
8878 (*arm_movhi_fp16): Likewise.
8879 (*thumb2_movhi_fp16): Likewise.
8880 (*arm_movsi_vfp): Remove "arch" attribute.
8881 (*thumb2_movsi_vfp): Likewise.
8883 2016-09-29 Martin Liska <mliska@suse.cz>
8885 * doc/extend.texi: Remove limitation of Objective C for
8886 __attribute__((constructor)) and __attribute__((destructor)).
8888 2016-09-29 Richard Biener <rguenther@suse.de>
8890 PR tree-optimization/77768
8891 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8892 Handle stores to readonly memory when removing redundant stores.
8894 2016-09-29 Richard Biener <rguenther@suse.de>
8897 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
8898 X / -X -> -1 simplifications.
8900 2016-09-29 Richard Biener <rguenther@suse.de>
8903 * match.pd: Add max(a,-a) -> abs(a) pattern.
8904 * tree-ssa-phiopt.c (minmax_replacement): Disable for
8905 HONOR_SIGNED_ZEROS types.
8907 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
8909 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
8910 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
8912 2016-09-29 Richard Biener <rguenther@suse.de>
8914 * tree-vrp.c (set_defs_to_varying): New helper avoiding
8915 writing to vr_const_varying.
8916 (vrp_initialize): Call it.
8917 (vrp_visit_stmt): Likewise.
8918 (evrp_dom_walker::before_dom_children): Likewise.
8920 2016-09-29 Richard Biener <rguenther@suse.de>
8922 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
8923 constructors with vector elements.
8925 2016-09-29 Richard Biener <rguenther@suse.de>
8927 PR tree-optimization/77768
8928 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
8929 with stores to a place we know has a constant value.
8931 2016-09-29 Alan Modra <amodra@gmail.com>
8933 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
8934 * doc/invoke.texi: Document it.
8935 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
8936 (rs6000_passes_float): Comment.
8937 (rs6000_passes_long_double): New static var.
8938 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
8939 (init_cumulative_args): Set up to emit fp .gnu_attribute for
8940 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
8941 to include fp values returned in vectors.
8942 Set rs6000_passes_long_double.
8943 (rs6000_function_arg_advance_1): Likewise for function args.
8944 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
8945 and SPE. Emit long double tag value too.
8946 (rs6000_opt_vars): Add gnu-attr.
8947 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
8948 * configure: Regenerate.
8949 * config.in: Regenerate.
8951 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8953 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
8955 (format_floating, format_string, format_directive,
8956 get_destination_size, pass_sprintf_length::handle_gimple_call):
8959 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8961 * gimple-ssa-sprintf.c: Fix comment formatting.
8962 (format_integer): Use is_gimple_assign.
8963 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
8964 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
8965 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
8966 (pass_sprintf_length::execute): Use is_gimple_call.
8968 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8970 * gimple-fold.c (gimple_fold_builtin): After failing to fold
8971 strchr, also try the generic folding.
8973 2016-09-28 Martin Sebor <msebor@redhat.com>
8976 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
8979 2016-09-28 Martin Sebor <msebor@redhat.com>
8982 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
8983 length modifier is not expected.
8984 (format_floating): Ignore l length modifier and fail gracefuly
8985 when it isn't one of the other expected ones.
8987 2016-09-28 Martin Sebor <msebor@redhat.com>
8990 * varasm.c (assemble_addr_to_section): Increase local buffer size.
8992 2016-09-27 Richard Biener <rguenther@suse.de>
8994 * dwarf2out.c (cu_die_list): New global.
8995 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
8996 main_comp_unit_die to cu_die_list if we created it.
8997 Move break_out_includes ...
8998 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
9001 2016-09-28 Richard Biener <rguenther@suse.de>
9003 * dwarf2out.c (struct die_struct): Add removed flag.
9004 (lookup_type_die): If the DIE is marked as removed, clear
9005 TYPE_SYMTAB_DIE and return NULL.
9006 (lookup_decl_die): If the DIE is marked as removed, remove it
9007 from the hash and return NULL.
9008 (mark_removed): New helper.
9009 (prune_unused_types_prune): Call it for removed DIEs.
9010 (gen_subprogram_die): Move the premark_used_types call to after
9011 DIEs for the functions scopes are generated.
9012 (process_scope_var): Do not re-create pruned types or type decls.
9013 Make sure to also re-parent type decls.
9014 (dwarf2out_finish): Move unused type pruning and debug_types
9016 (dwarf2out_early_finish): ... here.
9018 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9020 * config/arc/arc-c.c: New file.
9021 * config/arc/arc-c.def: Likewise.
9022 * config/arc/t-arc: Likewise.
9023 * config.gcc: Include arc-c.o as c and cpp object.
9024 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
9025 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
9026 arc_cpu_cpp_builtins.
9028 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9030 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
9031 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
9033 2016-09-28 Nathan Sidwell <nathan@acm.org>
9035 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
9038 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9040 PR tree-optimization/61056
9041 * gimple-fold.c (gimple_fold_builtin_strchr):
9042 New function to optimize strchr (s, 0) to strlen.
9043 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
9045 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
9047 PR tree-optimization/77724
9048 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
9049 Add tree_fits_shwi_p check.
9051 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9053 * auto-inc-dec.c (try_merge): Remove break after return.
9054 * cselib.c (autoinc_split): Likewise.
9055 * explow.c (promote_mode): Likewise.
9056 * fixed-value.c (fixed_arithmetic): Likewise.
9057 * hsa.c (hsa_internal_fn::get_arity): Likewise.
9058 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
9059 * trans-mem.c (get_attrs_for): Likewise.
9060 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
9061 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
9062 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
9063 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
9064 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
9065 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
9066 * config/cris/cris.c (cris_op_str): Likewise.
9067 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
9068 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
9070 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
9072 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
9073 IFN_GOACC_REDUCTION_CODES): New.
9074 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
9075 ifn_goacc_reduction_kind): Use them.
9076 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
9077 of internal functions, when applicable.
9079 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
9081 * config/mips/constraints.md (d): Fix documentation.
9082 * doc/md.texi (Machine Constraints): Update accordingly.
9084 2016-09-27 Richard Biener <rguenther@suse.de>
9086 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
9087 cur_line_info_table initialization ...
9088 (dwarf2out_assembly_start): ... here.
9090 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
9092 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
9093 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
9094 (*thumb2_movhi_vfp): Likewise.
9095 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
9096 template. Expand predicable attribute to mark VMOV.F16 as not
9097 predicable. Add "arch" attribute.
9098 (*thumb2_movhi_fp16): Likewise.
9099 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
9100 (*thumb2_movsi_vfp): Add "arch" attribute.
9102 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
9104 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
9107 2016-09-27 Marek Polacek <polacek@redhat.com>
9109 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
9112 * config/c6x/c6x.h: Adjust fall through comment.
9113 * config/sh/sh.c (final_prescan_insn): Likewise.
9114 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
9115 (visium_expand_fp_cstore): Likewise.
9117 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9119 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
9120 expected by -Wimplicit-fallthrough.
9121 (thumb1_size_rtx_costs): Likewise.
9122 (thumb2_reorg): Likewise.
9123 (tls_mentioned_p): Add "Fall through" comment.
9124 (thumb2_reorg): Likewise.
9125 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
9126 comment form expected by -Wimplicit-fallthrough.
9128 2016-09-27 Martin Liska <mliska@suse.cz>
9130 PR gcov-profile/46266
9131 * input.h (RESERVED_LOCATION_P): New macro.
9132 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
9133 instread of comparison with UNKNOWN_LOCATION.
9135 2016-09-27 Richard Biener <rguenther@suse.de>
9137 PR tree-optimization/77745
9138 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9139 When removing redundant stores make sure to check compatibility
9140 of the TBAA state for downstream accesses.
9141 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
9142 value-numbering virtual operands for store matches.
9144 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
9147 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
9148 movrt patterns. Match them before anything else in the SET case.
9150 2016-09-27 Martin Liska <mliska@suse.cz>
9152 PR gcov-profile/7970
9153 PR gcov-profile/16855
9154 PR gcov-profile/44779
9155 * coverage.c (build_gcov_exit_decl): New function.
9156 (coverage_obj_init): Call the function and generate __gcov_exit
9158 * doc/gcov.texi: Document when __gcov_exit function is called.
9160 2016-09-27 Marek Polacek <polacek@redhat.com>
9163 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9164 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
9165 -Wno-error instead of -Wno-implicit-fallthrough.
9167 2016-09-27 Martin Liska <mliska@suse.cz>
9170 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
9172 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9174 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
9175 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
9176 comments. Remove break after return.
9177 (ix86_fp_compare_code_to_integer, has_dispatch,
9178 ix86_simd_clone_usable): Remove break after return.
9180 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9182 PR rlt-optimization/77714
9183 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
9186 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
9189 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
9190 extract_range_from_unary_expr to convert value_range.
9191 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
9192 (extract_range_from_unary_expr): This.
9193 * tree-vrp.h (extract_range_from_unary_expr): Declare.
9195 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
9197 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
9199 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9201 * config/i386/i386.c (ix86_print_operand)
9202 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
9203 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
9204 (epilogue_renumber): Likewise.
9206 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
9209 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
9210 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
9212 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
9214 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
9215 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
9216 is_mm_seq_cst, is_mm_sync): Move to ...
9217 * memmodel.h: This. New file.
9218 * builtins.c: Include memmodel.h.
9219 * optabs.c: Likewise.
9221 * config/aarch64/aarch64.c: Likewise.
9222 * config/alpha/alpha.c: Likewise.
9223 * config/arm/arm.c: Likewise.
9224 * config/i386/i386.c: Likewise.
9225 * config/ia64/ia64.c: Likewise.
9226 * config/mips/mips.c: Likewise.
9227 * config/rs6000/rs6000.c: Likewise.
9228 * config/sparc/sparc.c: Likewise.
9229 * genconditions.c: Include memmodel.h in generated file.
9230 * genemit.c: Likewise.
9231 * genoutput.c: Likewise.
9232 * genpeep.c: Likewise.
9233 * genpreds.c: Likewise.
9234 * genrecog.c: Likewise.
9236 2016-09-26 David Malcolm <dmalcolm@redhat.com>
9238 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
9239 "c" instead when parsing characters. Move operand parsing into...
9240 (read_rtx_operand): ...this new function, renaming "i" to "idx",
9241 and tightening the scope of various locals.
9243 2016-09-26 Liu Hao <lh_mouse@126.com>
9245 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
9247 2016-09-26 Marek Polacek <polacek@redhat.com>
9249 * system.h: Use __has_attribute to check whether the fallthrough
9250 attribute is supported.
9252 2016-09-26 Marek Polacek <polacek@redhat.com>
9254 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
9255 gimple_call_internal_p.
9256 * ipa-split.c (find_return_bb): Likewise.
9257 (execute_split_functions): Likewise.
9258 * omp-low.c (dump_oacc_loop_part): Likewise.
9259 (oacc_loop_xform_head_tail): Likewise.
9260 * predict.c (predict_loops): Likewise.
9261 * sanopt.c (pass_sanopt::execute): Likewise.
9262 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
9263 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
9264 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
9265 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
9266 (expand_ifn_va_arg): Likewise.
9267 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9268 (optimize_mask_stores): Likewise.
9269 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
9270 (vect_transform_stmt): Likewise.
9271 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
9272 * tsan.c (instrument_memory_accesses): Likewise.
9274 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9275 Alexander Monakov <amonakov@ispras.ru>
9277 * regrename.c (rename_chains): Check
9278 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
9279 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
9280 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9282 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9284 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
9285 (s390_sched_score): Likewise.
9287 2016-09-26 Martin Liska <mliska@suse.cz>
9289 * doc/gcov.texi: Update program output of gcov tool.
9291 2016-09-26 Martin Liska <mliska@suse.cz>
9293 PR gcov-profile/23332
9294 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
9295 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
9296 * value-prof.c (dump_histogram_value): Do not handle
9297 HIST_TYPE_CONST_DELTA.
9298 (stream_in_histogram_value): Likewise.
9299 (gimple_find_values_to_profile): Likewise.
9300 * value-prof.h (enum hist_type): Likewise.
9302 2016-09-26 Martin Liska <mliska@suse.cz>
9304 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
9305 from default sanitize recover values.
9306 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
9307 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
9308 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
9310 * opts.c (finish_options): Do a generic loop over options
9311 that can be recovered.
9312 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
9314 (common_handle_option): Likewise.
9315 * opts.h: Declare can_recover to sanitizer_opts_s.
9317 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
9319 * target.def(elf_flags_numeric): Change documentation to present tense.
9320 * doc/tm.texi: Regenerate.
9322 2016-09-26 Marek Polacek <polacek@redhat.com>
9325 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9326 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
9327 -Wno-switch-fallthrough.
9328 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
9329 (expand_builtin): Likewise.
9330 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
9331 * convert.c (convert_to_real_1): Likewise.
9332 (convert_to_integer_1): Likewise.
9333 * final.c (output_alternate_entry_point): Likewise.
9334 * genattrtab.c (make_canonical): Likewise.
9335 (write_test_expr): Likewise.
9336 * genpreds.c (validate_exp): Likewise.
9337 * gimple-ssa-strength-reduction.c
9338 (find_candidates_dom_walker::before_dom_children): Likewise.
9339 * godump.c (go_format_type): Likewise.
9340 * reload1.c (elimination_effects): Likewise.
9341 * resource.c (mark_referenced_resources): Likewise.
9342 (mark_set_resources): Likewise.
9343 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
9344 * varasm.c (output_addressed_constants): Likewise.
9346 2016-09-26 Marek Polacek <polacek@redhat.com>
9349 * common.opt (Wimplicit-fallthrough): New option.
9350 * doc/extend.texi: Document statement attributes and the fallthrough
9352 * doc/invoke.texi: Document -Wimplicit-fallthrough.
9353 * gimple.h (gimple_call_internal_p): New function.
9354 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
9355 (struct label_entry): New struct.
9356 (find_label_entry): New function.
9357 (case_label_p): New function.
9358 (collect_fallthrough_labels): New function.
9359 (last_stmt_in_scope): New function.
9360 (should_warn_for_implicit_fallthrough): New function.
9361 (warn_implicit_fallthrough_r): New function.
9362 (maybe_warn_implicit_fallthrough): New function.
9363 (expand_FALLTHROUGH_r): New function.
9364 (expand_FALLTHROUGH): New function.
9365 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
9366 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
9367 (gimplify_label_expr): New function.
9368 (gimplify_case_label_expr): Set location.
9369 (gimplify_expr): Call gimplify_label_expr.
9370 * internal-fn.c (expand_FALLTHROUGH): New function.
9371 * internal-fn.def (FALLTHROUGH): New internal function.
9372 * langhooks.c (lang_GNU_OBJC): New function.
9373 * langhooks.h (lang_GNU_OBJC): Declare.
9374 * system.h (gcc_fallthrough): Define.
9375 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
9376 * tree.h (FALLTHROUGH_LABEL_P): Define.
9378 2016-09-26 Richard Biener <rguenther@suse.de>
9380 * dwarf2out.c (stripattributes): Remove unused function.
9381 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
9382 Push dwarf_split_debug_info handling into init_sections_and_labels.
9383 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
9384 (DEBUG_MACRO_SECTION_FLAGS): Remove.
9385 (debug_macinfo_section_name): New global.
9386 (output_macinfo): Use debug_macinfo_section_name.
9387 (init_sections_and_labels): Split out section and label generation
9388 from dwarf2out_init. Set debug_macinfo_section_name.
9389 (dwarf2out_init): Move text section label generation and emission
9391 (dwarf2out_assembly_start): ... here.
9392 (dwarf2out_finish): Call init_sections_and_labels before DWARF
9395 2016-09-26 Richard Biener <rguenther@suse.de>
9398 * cgraphunit.c (analyze_functions): Before early removing
9399 global vars calls the late_global_decl debug handler mark
9400 the variable as readonly.
9402 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
9405 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
9406 (sh_rtx_costs): Handle SET of movt and movrt patterns.
9407 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
9408 declare new overloads.
9409 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
9412 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9414 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
9415 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
9417 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
9419 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
9420 * configure: Regenerate.
9422 2016-09-24 Marek Polacek <polacek@redhat.com>
9425 * doc/invoke.texi: Document -Wbool-operation.
9427 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9429 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
9430 * config/rs6000/rs6000.c (expand_block_compare): New function used by
9431 cmpmemsi pattern to do builtin expansion of memcmp ().
9432 (compute_current_alignment): Add helper function for
9433 expand_block_compare used to compute alignment as the compare proceeds.
9434 (select_block_compare_mode): Used by expand_block_compare to select
9435 the mode used for reading the next chunk of bytes in the compare.
9436 (do_load_for_compare): Used by expand_block_compare to emit the load
9437 insns for the compare.
9438 (rs6000_emit_dot_insn): Moved this function to avoid a forward
9439 reference from expand_block_compare ().
9440 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
9441 prototype for this function.
9442 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
9443 target option for controlling how much code inline expansion of
9444 memcmp() will be allowed to generate.
9446 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9448 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
9449 hook_bool_mode_false, hook_bool_mode_true,
9450 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9451 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9452 hook_bool_const_rtx_insn_const_rtx_insn_true,
9453 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
9454 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
9455 hook_bool_const_tree_hwi_hwi_const_tree_false,
9456 hook_bool_const_tree_hwi_hwi_const_tree_true,
9457 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
9458 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9459 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
9460 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
9461 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
9462 hook_bool_const_tree_true, hook_bool_tree_tree_false,
9463 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
9464 hook_bool_rtx_insn_true, hook_bool_rtx_false,
9465 hook_bool_uintp_uintp_false,
9466 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
9467 hook_rtx_tree_int_null, hook_uint_mode_0,
9468 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
9469 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
9470 hook_constcharptr_const_rtx_insn_null,
9471 hook_constcharptr_const_tree_const_tree_null,
9472 hook_constcharptr_int_const_tree_null,
9473 hook_constcharptr_int_const_tree_const_tree_null,
9474 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
9475 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
9476 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
9478 * vec.h (vNULL): Extend comment to say = vNULL initialization
9479 isn't needed for static vars.
9481 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
9482 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
9483 = vNULL initialization of file scope vec.
9484 * passes.c (pass_tab, enabled_pass_uid_range_tab,
9485 disabled_pass_uid_range_tab): Likewise.
9486 * haifa-sched.c (sched_luids, h_i_d): Likewise.
9487 * tree-chkp-opt.c (check_infos): Likewise.
9488 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
9490 * vec.h (vnull::operator vec): Add constexpr keyword for
9493 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
9495 PR tree-optimization/77654
9496 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
9497 to duplicate_ssa_name_ptr_info.
9499 2016-09-23 David Malcolm <dmalcolm@redhat.com>
9501 PR preprocessor/77672
9502 * input.c (selftest::test_lexer_string_locations_simple): Update
9503 test to expect location information of the terminator character
9504 at the location of the final closing quote.
9505 (selftest::test_lexer_string_locations_hex): Likewise.
9506 (selftest::test_lexer_string_locations_oct): Likewise.
9507 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
9508 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
9509 (selftest::test_lexer_string_locations_ucn4): Likewise.
9510 (selftest::test_lexer_string_locations_ucn8): Likewise.
9511 (selftest::test_lexer_string_locations_u8): Likewise.
9512 (selftest::test_lexer_string_locations_utf8_source): Likewise.
9513 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
9514 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
9515 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
9516 (selftest::test_lexer_string_locations_macro): Likewise.
9517 (selftest::test_lexer_string_locations_long_line): Likewise.
9519 2016-09-23 Richard Biener <rguenther@suse.de>
9521 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
9522 virtual definition to virtual use if the call devirtualizes
9523 to a const or pure function.
9524 (visit_use): Also visit calls we can devirtualize to a
9525 const or pure function.
9527 2016-09-23 Richard Biener <rguenther@suse.de>
9529 PR tree-optimization/77697
9530 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
9531 signal error if we have sth ternary or unhandled.
9533 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9535 * config/arm/arm_neon.h (vabd_f16): New.
9569 (vcvt_f16_s16): New.
9570 (vcvt_f16_u16): New.
9571 (vcvt_s16_f16): New.
9572 (vcvt_u16_f16): New.
9573 (vcvtq_f16_s16): New.
9574 (vcvtq_f16_u16): New.
9575 (vcvtq_s16_f16): New.
9576 (vcvtq_u16_f16): New.
9577 (vcvta_s16_f16): New.
9578 (vcvta_u16_f16): New.
9579 (vcvtaq_s16_f16): New.
9580 (vcvtaq_u16_f16): New.
9581 (vcvtm_s16_f16): New.
9582 (vcvtm_u16_f16): New.
9583 (vcvtmq_s16_f16): New.
9584 (vcvtmq_u16_f16): New.
9585 (vcvtn_s16_f16): New.
9586 (vcvtn_u16_f16): New.
9587 (vcvtnq_s16_f16): New.
9588 (vcvtnq_u16_f16): New.
9589 (vcvtp_s16_f16): New.
9590 (vcvtp_u16_f16): New.
9591 (vcvtpq_s16_f16): New.
9592 (vcvtpq_u16_f16): New.
9593 (vcvt_n_f16_s16): New.
9594 (vcvt_n_f16_u16): New.
9595 (vcvtq_n_f16_s16): New.
9596 (vcvtq_n_f16_u16): New.
9597 (vcvt_n_s16_f16): New.
9598 (vcvt_n_u16_f16): New.
9599 (vcvtq_n_s16_f16): New.
9600 (vcvtq_n_u16_f16): New.
9614 (vmul_lane_f16): New.
9617 (vmulq_lane_f16): New.
9639 (vrsqrteq_f16): New.
9643 (vrsqrtsq_f16): New.
9647 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9649 * config.gcc (extra_headers): Add arm_fp16.h
9650 * config/arm/arm_fp16.h: New.
9651 * config/arm/arm_neon.h: Include "arm_fp16.h".
9653 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9655 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
9657 (vmulf): New (v8hf, v4hf variants).
9658 (vfma): New (v8hf, v4hf variants).
9659 (vfms): New (v8hf, v4hf variants).
9660 (vsub): New (v8hf, v4hf variants).
9661 (vcage): New (v8hf, v4hf variants).
9662 (vcagt): New (v8hf, v4hf variants).
9663 (vcale): New (v8hf, v4hf variants).
9664 (vcalt): New (v8hf, v4hf variants).
9665 (vceq): New (v8hf, v4hf variants).
9666 (vcgt): New (v8hf, v4hf variants).
9667 (vcge): New (v8hf, v4hf variants).
9668 (vcle): New (v8hf, v4hf variants).
9669 (vclt): New (v8hf, v4hf variants).
9670 (vceqz): New (v8hf, v4hf variants).
9671 (vcgez): New (v8hf, v4hf variants).
9672 (vcgtz): New (v8hf, v4hf variants).
9673 (vcltz): New (v8hf, v4hf variants).
9674 (vclez): New (v8hf, v4hf variants).
9675 (vabd): New (v8hf, v4hf variants).
9676 (vmaxf): New (v8hf, v4hf variants).
9677 (vmaxnm): New (v8hf, v4hf variants).
9678 (vminf): New (v8hf, v4hf variants).
9679 (vminnm): New (v8hf, v4hf variants).
9680 (vpmaxf): New (v4hf variant).
9681 (vpminf): New (v4hf variant).
9682 (vpadd): New (v4hf variant).
9683 (vrecps): New (v8hf, v4hf variants).
9684 (vrsqrts): New (v8hf, v4hf variants).
9685 (vabs): New (v8hf, v4hf variants).
9686 (vneg): New (v8hf, v4hf variants).
9687 (vrecpe): New (v8hf, v4hf variants).
9688 (vrnd): New (v8hf, v4hf variants).
9689 (vrnda): New (v8hf, v4hf variants).
9690 (vrndm): New (v8hf, v4hf variants).
9691 (vrndn): New (v8hf, v4hf variants).
9692 (vrndp): New (v8hf, v4hf variants).
9693 (vrndx): New (v8hf, v4hf variants).
9694 (vrsqrte): New (v8hf, v4hf variants).
9695 (vmul_lane): Add v4hf and v8hf variants.
9696 (vmul_n): Add v4hf and v8hf variants.
9697 (vext): New (v8hf, v4hf variants).
9698 (vcvts): New (v8hi, v4hi variants).
9699 (vcvts): New (v8hf, v4hf variants).
9700 (vcvtu): New (v8hi, v4hi variants).
9701 (vcvtu): New (v8hf, v4hf variants).
9702 (vcvts_n): New (v8hf, v4hf variants).
9703 (vcvtu_n): New (v8hi, v4hi variants).
9704 (vcvts_n): New (v8hi, v4hi variants).
9705 (vcvtu_n): New (v8hf, v4hf variants).
9706 (vbsl): New (v8hf, v4hf variants).
9707 (vcvtas): New (v8hf, v4hf variants).
9708 (vcvtau): New (v8hf, v4hf variants).
9709 (vcvtms): New (v8hf, v4hf variants).
9710 (vcvtmu): New (v8hf, v4hf variants).
9711 (vcvtns): New (v8hf, v4hf variants).
9712 (vcvtnu): New (v8hf, v4hf variants).
9713 (vcvtps): New (v8hf, v4hf variants).
9714 (vcvtpu): New (v8hf, v4hf variants).
9716 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9718 * config/arm/arm-builtins.c (hf_UP): New.
9720 (vfp_builtin_data): New. Update comment.
9721 (enum arm_builtins): Include "arm_vfp_builtins.def".
9722 (ARM_BUILTIN_VFP_PATTERN_START): New.
9723 (arm_init_vfp_builtins): New.
9724 (arm_init_builtins): Add arm_init_vfp_builtins.
9725 (arm_expand_vfp_builtin): New.
9726 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
9728 * config/arm/arm_vfp_builtins.def: New file.
9729 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
9730 (arm-builtins.o): Likewise.
9732 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
9735 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
9736 from constant while creating value range.
9738 2016-09-23 Renlin Li <renlin.li@arm.com>
9740 * ira.c (ira): Move ira_use_lra_p initialization code to ...
9741 (ira_init_once): Here.
9743 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
9744 Jakub Jelinek <jakub@redhat.com>
9746 * hooks.h (hook_uint_uintp_false): Rename to...
9747 (hook_bool_uint_uintp_false): ... this.
9748 * hooks.c (hook_uint_uintp_false): Rename to...
9749 (hook_bool_uint_uintp_false): ... this.
9750 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
9751 instead of hook_uint_uintp_false.
9753 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9755 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
9756 (arm_init_builtins): Move body of a loop to the standalone
9757 function arm_init_neon_builtin.
9758 (arm_expand_neon_builtin_1): New. Update comment. Function body
9759 moved from arm_neon_builtin with some white-space fixes.
9760 (arm_expand_neon_builtin): Move code into the standalone function
9761 arm_expand_neon_builtin_1.
9763 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9765 * config/arm/iterators.md (VCVTHI): New.
9766 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
9770 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
9771 (V_HALF): Add V4HF. Fix white-space.
9772 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
9773 (V_s_elem): Likewise.
9774 (V_sz_elem): Fix white-space.
9775 (V_elem_ch): Likewise.
9777 (scalar_mul_constraint): Add V8HF and V4HF.
9778 (Is_float_mode): Fix white-space.
9779 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
9780 (q): Add HF. Fix white-space.
9783 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
9784 (neon_vfm_lane_as): New.
9785 * config/arm/neon.md (add<mode>3_fp16): New.
9786 (sub<mode>3_fp16): New.
9787 (mul<mode>3add<mode>_neon): New.
9788 (fma<VH:mode>4_intrinsic): New.
9789 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
9790 (fmsub<VH:mode>4_intrinsic): New.
9791 (<absneg_str><mode>2): New.
9792 (neon_v<absneg_str><mode>): New.
9793 (neon_v<fp16_rnd_str><mode>): New.
9794 (neon_vrsqrte<mode>): New.
9795 (neon_vpaddv4hf): New.
9796 (neon_vadd<mode>): New.
9797 (neon_vsub<mode>): New.
9798 (neon_vmulf<mode>): New.
9799 (neon_vfma<VH:mode>): New.
9800 (neon_vfms<VH:mode>): New.
9801 (neon_vc<cmp_op><mode>): New.
9802 (neon_vc<cmp_op><mode>_fp16insn): New
9803 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
9804 (neon_vca<cmp_op><mode>): New.
9805 (neon_vca<cmp_op><mode>_fp16insn): New.
9806 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
9807 (neon_vc<cmp_op>z<mode>): New.
9808 (neon_vabd<mode>): New.
9809 (neon_v<maxmin>f<mode>): New.
9810 (neon_vp<maxmin>fv4hf: New.
9811 (neon_<fmaxmin_op><mode>): New.
9812 (neon_vrecps<mode>): New.
9813 (neon_vrsqrts<mode>): New.
9814 (neon_vrecpe<mode>): New (VH variant).
9815 (neon_vdup_lane<mode>_internal): New.
9816 (neon_vdup_lane<mode>): New.
9817 (neon_vcvt<sup><mode>): New (VCVTHI variant).
9818 (neon_vcvt<sup><mode>): New (VH variant).
9819 (neon_vcvt<sup>_n<mode>): New (VH variant).
9820 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
9821 (neon_vcvt<vcvth_op><sup><mode>): New.
9822 (neon_vmul_lane<mode>): New.
9823 (neon_vmul_n<mode>): New.
9824 * config/arm/unspecs.md (UNSPEC_VCALE): New
9825 (UNSPEC_VCALT): New.
9826 (UNSPEC_VFMA_LANE): New.
9827 (UNSPECS_VFMS_LANE): New.
9829 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9831 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
9832 ("*extzv<mode><clobbercc_or_nocc>"):
9833 Correct a typo in a comment.
9835 ("*insv<mode>_zEC12", "*insv<mode>_z10")
9836 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
9837 ("*insv<mode>_zEC12_appendbitsleft")
9838 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
9839 ("*insv<mode>_z10_appendbitsleft"): Ditto.
9840 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
9841 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
9842 Provide pattern with operands switched.
9843 ("*pre_z10_extv<mode>"):
9844 Use new subst patterns.
9845 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
9846 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
9847 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
9848 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
9849 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
9850 ("*<risbg_n>_sidi_ior_and_lshiftrt")
9851 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
9853 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
9854 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
9855 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
9857 ("SINT"): New mode_iterator with SI, HI, QI.
9858 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
9859 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
9862 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9864 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
9865 new interface of s390_contiguous_bitmask_p.
9866 ("contiguous_bitmask_nowrap_operand"): New predicate.
9867 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
9868 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
9869 of s390_contiguous_bitmask_p.
9870 ("NxxDw"): Rename NxxDq constraint to NxxDw.
9871 ("NxxSw"): New constraint.
9872 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
9873 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
9875 (s390_contiguous_bitmask_nowrap_p): Export.
9876 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
9877 former s390_contiguous_bitmask_p.
9878 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
9879 detect contiguous bit ranges with wraparound. Change signature to
9880 return START and END position instead of POS and LENGTH.
9881 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
9882 ranges with wraparound.
9883 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
9884 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
9885 Adapt to new signature of s390_contiguous_bitmask_p.
9887 2016-09-23 Bin Cheng <bin.cheng@arm.com>
9889 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
9890 (create_intersect_range_checks): New.
9891 (vect_create_cond_for_alias_checks): Call above function.
9893 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9895 * config/arm/iterators.md (Code iterators): Fix some white-space
9899 (FCVT): Moved from vfp.md.
9900 (VCVT_HF_US_N): New.
9901 (VCVT_SI_US_N): New.
9906 (FCVTI32typename): Moved from vfp.md.
9907 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
9908 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
9909 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
9910 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
9911 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
9913 (fp16_rnd_str): New.
9914 (fp16_rnd_insn): New.
9915 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
9916 (UNSPEC_VCVT_HF_U_N): New.
9917 (UNSPEC_VCVT_SI_S_N): New.
9918 (UNSPEC_VCVT_SI_U_N): New.
9919 (UNSPEC_VCVTH_S): New.
9920 (UNSPEC_VCVTH_U): New.
9921 (UNSPEC_VCVTA_S): New.
9922 (UNSPEC_VCVTA_U): New.
9923 (UNSPEC_VCVTM_S): New.
9924 (UNSPEC_VCVTM_U): New.
9925 (UNSPEC_VCVTN_S): New.
9926 (UNSPEC_VCVTN_U): New.
9927 (UNSPEC_VCVTP_S): New.
9928 (UNSPEC_VCVTP_U): New.
9929 (UNSPEC_VCVTP_S): New.
9930 (UNSPEC_VCVTP_U): New.
9932 (UNSPEC_VRNDA): New.
9933 (UNSPEC_VRNDI): New.
9934 (UNSPEC_VRNDM): New.
9935 (UNSPEC_VRNDN): New.
9936 (UNSPEC_VRNDP): New.
9937 (UNSPEC_VRNDX): New.
9938 * config/arm/vfp.md (<absneg_str>hf2): New.
9940 (neon_v<fp16_rnd_str>hf): New.
9941 (neon_vrndihf): New.
9946 (*mulsf3neghf_vfp): New.
9947 (*negmulhf3_vfp): New.
9948 (*mulsf3addhf_vfp): New.
9949 (*mulhf3subhf_vfp): New.
9950 (*mulhf3neghfaddhf_vfp): New.
9951 (*mulhf3neghfsubhf_vfp): New.
9954 (fmsubhf4_fp16): New.
9958 (neon_vsqrthf): New.
9959 (neon_vrsqrtshf): New.
9960 (FCVT): Move to iterators.md.
9961 (FCVTI32typename): Likewise.
9962 (neon_vcvth<sup>hf): New.
9963 (neon_vcvth<sup>si): New.
9964 (neon_vcvth<sup>_nhf_unspec): New.
9965 (neon_vcvth<sup>_nhf): New.
9966 (neon_vcvth<sup>_nsi_unspec): New.
9967 (neon_vcvth<sup>_nsi): New.
9968 (neon_vcvt<vcvth_op>h<sup>si): New.
9969 (neon_<fmaxmin_op>hf): New.
9971 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9973 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
9974 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
9975 ("*insv<mode>_zEC12_appendbitsleft")
9976 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
9977 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
9979 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9981 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
9982 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
9983 construct values without normalization.
9984 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
9985 static local lhs_ops to vNULL.
9987 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9988 Jiong Wang <jiong.wang@arm.com>
9990 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
9991 available when FP16 instructions are available.
9992 (output_move_vfp): Add support for 16-bit data moves.
9993 (arm_validize_comparison): Fix some white-space. Support HFmode
9994 by conversion to SFmode.
9995 * config/arm/arm.md (truncdfhf2): Fix a comment.
9996 (extendhfdf2): Likewise.
9998 (movsicc): Fix some white-space.
10000 (movsfcc): Fix some white-space.
10002 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
10003 instructions are available.
10004 (*thumb2_movhi_vfp): Likewise.
10005 (*arm_movhi_fp16): New.
10006 (*thumb2_movhi_fp16): New.
10007 (*movhf_vfp_fp16): New.
10008 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
10009 (*movhf_vfp): Likewise.
10010 (extendhfsf2): Enable when VFP FP16 instructions are available.
10011 (truncsfhf2): Enable when VFP FP16 instructions are available.
10013 2016-09-23 Martin Liska <mliska@suse.cz>
10015 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
10017 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10019 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
10021 (arm_evpc_neon_vtrn): Likewise.
10022 (arm_evpc_neon_vrev): Likewise.
10023 (arm_evpc_neon_vext): Likewise.
10024 * config/arm/arm_neon.h (vbsl_f16): New.
10027 (vdupq_n_f16): New.
10028 (vdup_lane_f16): New.
10029 (vdupq_lane_f16): New.
10033 (vmovq_n_f16): New.
10035 (vrev64q_f16): New.
10042 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
10043 (vdup_lane): New (v8hf, v4hf variants).
10044 (vext): New (v8hf, v4hf variants).
10045 (vbsl): New (v8hf, v4hf variants).
10046 * config/arm/iterators.md (VDQWH): New.
10048 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
10049 (Scalar_mul_8_16): Fix white-space.
10050 (Is_d_reg): Add V4HF and V8HF.
10051 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
10052 (neon_vdup_lane<mode>): New.
10053 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
10054 (*neon_vtrn<mode>_insn): Likewise.
10055 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
10056 (*neon_vzip<mode>_insn): Likewise
10057 (neon_vuzp<mode>_internal): Likewise.
10058 (*neon_vuzp<mode>_insn): Likewise
10059 * config/arm/vec-common.md (vec_perm_const<mode>): New.
10061 2016-09-23 Jiong Wang <jiong.wang@arm.com>
10062 Matthew Wahab <matthew.wahab@arm.com>
10064 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
10065 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
10066 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
10067 available. Also fix some white-space.
10068 * config/arm/vfp.md (*arm_movhi_vfp): New.
10069 (*thumb2_movhi_vfp): New.
10071 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10073 * config/arm/arm-c.c (arm_cpu_builtins): Define
10074 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
10075 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
10077 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10079 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
10080 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
10081 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
10082 arm_v8_2a_fp16_neon_hw.
10083 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
10086 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10088 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
10089 arm_fp16_alternative_ok and arm_fp16_none_ok.
10091 2016-09-23 Martin Liska <mliska@suse.cz>
10093 * ipa-icf.c (sem_variable::merge): Replace adress with address.
10095 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10097 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
10098 ("armv8.2-a"): New.
10099 ("armv8.2-a+fp16"): New.
10100 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
10101 (FL2_FP16INST): New.
10102 (FL2_FOR_ARCH8_2A): New.
10103 * config/arm/arm-tables.opt: Regenerate.
10104 * config/arm/arm.c (arm_arch8_2): New.
10105 (arm_fp16_inst): New.
10106 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
10107 for incompatible fp16-format settings.
10108 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
10109 (TARGET_NEON_FP16INST): New.
10110 (arm_arch8_2): Declare.
10111 (arm_fp16_inst): Declare.
10112 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
10113 march=armv8.2-a and march=armv8.2-a+fp16.
10114 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
10115 and armv8.2-a+fp16.
10116 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
10117 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
10119 2016-09-23 Martin Liska <mliska@suse.cz>
10121 * doc/extend.texi: Remove fused-madd from i386 target options.
10123 2016-09-23 Martin Liska <mliska@suse.cz>
10125 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10128 2016-09-23 Martin Liska <mliska@suse.cz>
10130 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10133 2016-09-23 Martin Liska <mliska@suse.cz>
10136 * config/i386/i386.c (ix86_option_override_internal): Change
10137 signature and return false when there's an error related to
10139 (release_options_strings): New function.
10140 (ix86_valid_target_attribute_tree): Call the function.
10142 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10144 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
10145 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
10146 (gen_hsa_ctor_assignment): Likewise.
10147 * print-tree.c (print_node): Likewise.
10148 * tree-dump.c (dequeue_and_dump): Likewise.
10149 * tree-sra.c (sra_modify_constructor_assign): Likewise.
10150 * expr.c (store_constructor): Likewise.
10151 * fold-const.c (operand_equal_p): Likewise.
10152 * tree-pretty-print.c (dump_generic_node): Likewise.
10153 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
10154 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
10156 2016-09-23 Richard Biener <rguenther@suse.de>
10158 * hooks.h (hook_uint_uintp_false): Declare.
10160 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10162 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
10163 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
10165 2016-09-22 Martin Sebor <msebor@redhat.com>
10168 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
10169 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
10170 (target_int_min): Correct computation.
10171 (format_integer): Use long long as the argument for the ll length
10173 (format_floating): Use target_int_max().
10174 (get_string_length): Same.
10175 (format_string): Avoid setting the bounded flag for strings
10177 (try_substitute_return_value): Avoid setting range info when
10178 the result isn't bounded.
10179 * varasm.c (assemble_name): Increase buffer size.
10181 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
10182 Terry Guo <terry.guo@arm.com>
10184 * target.def (elf_flags_numeric): New target hook.
10185 * targhooks.h (default_asm_elf_flags_numeric): New.
10186 * varasm.c (default_asm_elf_flags_numeric): New.
10187 (default_elf_asm_named_section): Use new target hook.
10188 * config/arm/arm.opt (mpure-code): New.
10189 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
10190 * config/arm/arm.c (arm_asm_init_sections): Add section
10191 attribute to default text section if -mpure-code.
10192 (arm_option_check_internal): Diagnose use of option with
10193 non supported targets and/or options.
10194 (arm_asm_elf_flags_numeric): New.
10195 (arm_function_section): New.
10196 (arm_elf_section_type_flags): New.
10197 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
10199 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
10200 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
10202 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
10204 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
10206 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10208 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
10209 * rtl.h: Adjust prototype.
10211 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10213 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
10214 (prev_active_insn): Likewise.
10215 (active_insn_p): Likewise.
10216 * rtl.h: Adjust prototypes.
10217 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
10218 * config/arc/arc.md: Likewise.
10219 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
10220 (branch_needs_nop_p): Likewise.
10221 (use_skip_p): Likewise.
10222 * config/sh/sh.c (gen_block_redirect): Likewise.
10223 (split_branches): Likewise.
10224 * reorg.c (optimize_skip): Likewise.
10225 (fill_simple_delay_slots): Likewise.
10226 (fill_slots_from_thread): Likewise.
10227 (relax_delay_slots): Likewise.
10228 * resource.c (mark_target_live_regs): Likewise.
10230 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10232 * config/cris/cris.c (cris_asm_output_case_end): Change argument
10233 type to rtx_insn *.
10234 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
10235 (prev_nonnote_nondebug_insn): Likewise.
10236 * config/cris/cris-protos.h: Adjust prototype.
10238 * jump.c (rtx_renumbered_equal_p): Adjust.
10240 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10242 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
10243 * rtl.h: Adjust prototype.
10244 * config/sh/sh.md: Adjust.
10245 * dwarf2out.c (add_var_loc_to_decl): Likewise.
10247 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10249 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
10250 (prev_nondebug_insn): Likewise.
10251 * loop-doloop.c (doloop_condition_get): Likewise.
10252 * rtl.h: Adjust prototype.
10253 * cfgloop.h: Likewise.
10255 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10257 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
10258 (prev_nonnote_insn): Likewise.
10259 * jump.c (reversed_comparison_code_parts): Likewise.
10260 (reversed_comparison): Likewise.
10261 * rtl.h: Adjust prototypes.
10262 * config/arc/arc.md: Adjust.
10263 * cse.c (find_comparison_args): Likewise.
10264 * reorg.c (redundant_insn): Change return type to rtx_insn *.
10265 (fix_reg_dead_note): Change argument type to rtx_insn *.
10266 (delete_prior_computation): Likewise.
10267 (delete_computation): Likewise.
10268 (fill_slots_from_thread): Adjust.
10269 (relax_delay_slots): Likewise.
10270 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
10271 (simplify_relational_operation_1): Likewise.
10272 (simplify_ternary_operation): Likewise.
10274 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10276 * config/arc/arc-protos.h (arc_label_align): Change type of
10277 variables from rtx to rtx_insn *.
10278 * config/arc/arc.c (arc_label_align): Likewise.
10279 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
10280 * config/bfin/bfin.c (workaround_speculation): Likewise.
10281 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
10282 (find_last_same_clock): Likewise.
10283 (reorg_split_calls): Likewise.
10284 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
10285 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
10286 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
10287 (same_cmp_following_p): Likewise.
10288 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
10289 (same_cmp_following_p): Likwise.
10290 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
10291 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
10292 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
10293 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
10294 (rl78_alloc_physical_registers_cmp): Likewise.
10295 (rl78_alloc_physical_registers_umul): Likewise.
10296 (rl78_calculate_death_notes): Likewise.
10297 * config/s390/s390-protos.h (s390_label_align): Likewise.
10298 * config/s390/s390.c (s390_label_align): Likewise.
10299 * config/sh/sh.c (barrier_align): Likewise.
10300 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
10301 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
10302 (emit_cbcond_nop): Likewise.
10304 2016-09-22 Martin Liska <mliska@suse.cz>
10307 * ipa-icf.c (sem_variable::merge): Yield merge operation if
10308 alias address matters, not necessarily address of original.
10310 2016-09-22 Richard Biener <rguenther@suse.de>
10312 PR middle-end/77697
10313 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
10316 2016-09-22 Richard Biener <rguenther@suse.de>
10318 PR middle-end/77677
10319 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
10320 from constant folding results.
10321 (gimple_resimplify2): Likewise.
10322 (gimple_resimplify3): Likewise.
10324 2016-09-22 Richard Biener <rguenther@suse.de>
10326 PR middle-end/77678
10327 * expr.c (expand_expr_real_1): Guard array access against negative
10330 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10332 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
10334 (format_floating): Likewise.
10336 2016-09-22 Jakub Jelinek <jakub@redhat.com>
10339 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
10340 for all IFN_GOMP_SIMD_* internal fns, not just for
10341 IFN_GOMP_SIMD_ORDERED_*.
10343 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10346 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
10347 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
10348 instructions when you want to invert the test.
10349 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
10350 correct order for XXSEL.
10351 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
10352 for using XSCMP{EQ,GT,GE}DP.
10354 2016-09-21 David Malcolm <dmalcolm@redhat.com>
10356 * genconstants.c (main): Introduce noop_reader and convert call
10357 to read_md_files to a method call.
10358 * genenums.c (main): Likewise.
10359 * genmddeps.c (main): Likewise.
10360 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
10361 rtx_reader_ptr->get_top_level_filename ().
10362 (write_tm_preds_h): Likewise.
10363 (write_insn_preds_c): Likewise.
10364 * gensupport.c (class gen_reader): New subclass of rtx_reader.
10365 (rtx_handle_directive): Convert to...
10366 (gen_reader::handle_unknown_directive): ...this.
10367 (init_rtx_reader_args_cb): Convert return type from bool to
10368 rtx_reader *. Create a gen_reader instance, using it for the
10369 call to read_md_files. Return it if no errors occur.
10370 (init_rtx_reader_args): Convert return type from bool to
10372 * gensupport.h (init_rtx_reader_args_cb): Likewise.
10373 (init_rtx_reader_args_cb): Likewise.
10374 * read-md.c (struct file_name_list): Move to class rtx_reader.
10375 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
10376 (read_md_filename): Delete in favor of
10377 rtx_reader::m_read_md_filename.
10378 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
10379 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
10380 (base_dir): Delete in favor of rtx_reader::m_base_dir.
10381 (first_dir_md_include): Delete in favor of
10382 rtx_reader::m_first_dir_md_include.
10383 (last_dir_md_include_ptr): Delete in favor of
10384 rtx_reader::m_last_dir_md_include_ptr.
10385 (max_include_len): Delete.
10386 (rtx_reader_ptr): New.
10387 (fatal_with_file_and_line): Use get_filename and get_lineno
10388 accessors of rtx_reader_ptr.
10389 (require_char_ws): Likewise.
10390 (rtx_reader::read_char): New method, based on ::read_char.
10391 (rtx_reader::unread_char): New method, based on ::unread_char.
10392 (read_escape): Use get_filename and get_lineno accessors of
10394 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
10395 (read_string): Use get_filename and get_lineno accessors of
10397 (rtx_reader::rtx_reader): New ctor.
10398 (rtx_reader::~rtx_reader): New dtor.
10399 (handle_include): Convert from a function to...
10400 (rtx_reader::handle_include): ...this method, converting
10401 handle_directive from a callback to a virtual function.
10402 (handle_file): Likewise, converting to...
10403 (rtx_reader::handle_file): ...this method.
10404 (handle_toplevel_file): Likewise, converting to...
10405 (rtx_reader::handle_toplevel_file): ...this method.
10406 (rtx_reader::get_current_location): New method.
10407 (parse_include): Convert from a function to...
10408 (rtx_reader::add_include_path): ...this method, dropping redundant
10409 update to unused max_include_len.
10410 (read_md_files): Convert from a function to...
10411 (rtx_reader::read_md_files): ...this method, converting
10412 handle_directive from a callback to a virtual function.
10413 (noop_reader::handle_unknown_directive): New method.
10414 * read-md.h (directive_handler_t): Delete this typedef.
10415 (in_fname): Delete.
10416 (read_md_file): Delete.
10417 (read_md_lineno): Delete.
10418 (read_md_filename): Delete.
10419 (class rtx_reader): New class.
10420 (rtx_reader_ptr): New decl.
10421 (class noop_reader): New subclass of rtx_reader.
10422 (read_char): Reimplement in terms of rtx_reader::read_char.
10423 (unread_char): Reimplement in terms of rtx_reader::unread_char.
10424 (read_md_files): Delete.
10425 * read-rtl.c (read_rtx_code): Update for deletion of globals
10426 read_md_filename and read_md_lineno.
10428 2016-09-21 Jason Merrill <jason@redhat.com>
10430 * input.h (from_macro_definition_at): New.
10432 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
10434 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
10436 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10438 PR tree-optimization/77550
10439 * tree-vect-stmts.c (create_array_ref): Change parameters.
10440 (get_group_alias_ptr_type): New function.
10441 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
10443 2016-09-21 Marek Polacek <polacek@redhat.com>
10445 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10446 Add falls through comment.
10448 2016-09-21 Richard Biener <rguenther@suse.de>
10450 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
10451 (replace_child): Likewise.
10452 (remove_child_TAG): Adjust.
10453 (move_marked_base_types): Likewise.
10454 (prune_unused_types_prune): Clear die_sib of removed children.
10456 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
10459 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
10460 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
10462 2016-09-21 Richard Biener <rguenther@suse.de>
10464 PR tree-optimization/77648
10465 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
10467 (make_transitive_closure_constraints): Adjust comment.
10468 (make_any_offset_constraints): New function.
10469 (handle_rhs_call): Make sure to first expand a pointer to all
10470 subfields before transitively closing it.
10471 (handle_const_call): Likewise. Properly expand returned
10473 (handle_pure_call): Likewise.
10475 2016-09-21 Richard Biener <rguenther@suse.de>
10476 Jakub Jelinek <jakub@redhat.com>
10478 PR tree-optimization/77621
10479 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
10480 group at non-vectorizable stmts.
10482 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10484 PR tree-optimization/72835
10485 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
10486 (make_new_ssa_for_all_defs): Likewise.
10487 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
10489 2016-09-20 Martin Sebor <msebor@redhat.com>
10491 PR middle-end/49905
10492 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
10493 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
10494 * config/linux.c (gnu_libc_printf_pointer_format): New function.
10495 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
10496 * config/sol2.c (solaris_printf_pointer_format): New function.
10497 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
10499 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
10500 * doc/tm.texi: Regenerate.
10501 * gimple-fold.h (get_range_strlen): New function.
10502 (get_maxval_strlen): Declare existing function.
10503 * gimple-fold.c (get_range_strlen): Add arguments and compute both
10504 maximum and minimum.
10505 (get_range_strlen): Define overload.
10506 (get_maxval_strlen): Adjust.
10507 * gimple-ssa-sprintf.c: New file and pass.
10508 * passes.def (pass_sprintf_length): Add new pass.
10509 * targhooks.h (default_printf_pointer_format): Declare new function.
10510 (gnu_libc_printf_pointer_format): Same.
10511 (solaris_libc_printf_pointer_format): Same.
10512 * targhooks.c (default_printf_pointer_format): Define new function.
10513 * tree-pass.h (make_pass_sprintf_length): Declare new function.
10514 * print-tree.c: Increase buffer size.
10516 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10518 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
10520 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10522 * common.opt: New option -fipa-vrp.
10523 * ipa-cp.c (ipa_get_vr_lat): New.
10524 (ipcp_vr_lattice::print): Likewise.
10525 (print_all_lattices): Call ipcp_vr_lattice::print.
10526 (ipcp_vr_lattice::meet_with): New.
10527 (ipcp_vr_lattice::meet_with_1): Likewise.
10528 (ipcp_vr_lattice::top_p): Likewise.
10529 (ipcp_vr_lattice::bottom_p): Likewsie.
10530 (ipcp_vr_lattice::set_to_bottom): Likewise.
10531 (set_all_contains_variable): Call VR set_to_bottom.
10532 (initialize_node_lattices): Init VR lattices.
10533 (propagate_vr_accross_jump_function): New.
10534 (propagate_constants_accross_call): Call
10535 propagate_vr_accross_jump_function.
10536 (ipcp_store_vr_results): New.
10537 (ipcp_driver): Handle VR.
10538 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
10539 (ipa_set_jf_unknown): Likewise.
10540 (ipa_compute_jump_functions_for_edge): Likewise.
10541 (ipa_node_params_t::duplicate): Likewise.
10542 (ipa_write_jump_function): Likewise.
10543 (ipa_read_jump_function): Likewise.
10544 (write_ipcp_transformation_info): Likewise.
10545 (read_ipcp_transformation_info): Likewise.
10546 (ipcp_update_vr): New.
10547 (ipcp_transform_function): Handle VR.
10548 * ipa-prop.h (struct ipa_vr): New.
10549 * cgraph.c: Include tree-vrp.h.
10550 * cgraphunit.c: Likewise.
10551 * ipa-utils.c: Likewise.
10553 * opts.c: Likewise.
10554 * toplev.c: Likewise.
10555 * ipa-devirt.c: Likewise.
10556 * ipa-inline-transform.c: Likewise.
10557 * ipa-inline.c: Likewise.
10558 * ipa-profile.c: Likewise.
10560 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10562 * doc/invoke.texi: Document -fdump-tree-evrp.
10563 * passes.def: Define new pass_early_vrp.
10564 * timevar.def: Define new TV_TREE_EARLY_VRP.
10565 * tree-pass.h (make_pass_early_vrp): New.
10566 * tree-ssa-propagate.c: Make replace_uses_in non static.
10567 * tree-ssa-propagate.h: Export replace_uses_in.
10568 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
10569 (extract_range_from_assert): Factor out
10570 extract_range_for_var_from_comparison_expr.
10571 (vrp_initialize_lattice): New.
10572 (vrp_initialize): Factor out vrp_initialize_lattice.
10573 (vrp_valueize): Fix it to reject complex value ranges.
10574 (vrp_free_lattice): New.
10575 (evrp_dom_walker::before_dom_children): Likewise.
10576 (evrp_dom_walker::after_dom_children): Likewise.
10577 (evrp_dom_walker::push_value_range): Likewise.
10578 (evrp_dom_walker::pop_value_range): Likewise.
10579 (execute_early_vrp): Likewise.
10580 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
10581 (make_pass_early_vrp): New.
10583 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10585 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
10586 instead of exact_log2.
10588 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
10591 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
10592 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
10593 (ix86_add_stmt_cost): Penalize DFmode vector operations
10594 for !TARGET_VECTORIZE_DOUBLE.
10596 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
10598 * doc/invoke.texi (Warning Options): Simplify language.
10599 (Optimize Options): Complete sentence.
10601 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
10603 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
10606 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
10609 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
10610 inits on power8 and above, use the VMRGEW instruction instead of a
10613 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
10614 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
10617 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10619 * config/aarch64/arm_neon.h
10620 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
10621 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
10622 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
10624 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
10626 * config/var/vax.h (ELIMINABLE_REGS): Define.
10627 (INITIAL_ELIMINATION_OFFSET): Define.
10629 2016-09-20 Jakub Jelinek <jakub@redhat.com>
10631 PR middle-end/77624
10632 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
10633 cast to void * if the cast is from some other pointer type.
10635 2016-09-20 Richard Biener <rguenther@suse.de>
10637 PR tree-optimization/77646
10638 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
10641 2016-09-20 Tamar Christina <tamar.christina@arm.com>
10643 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
10644 attributes to all inlined functions and make them extern.
10646 2016-09-20 Richard Biener <rguenther@suse.de>
10648 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
10650 * debug.c (do_nothing_debug_hooks): Adjust.
10651 * dbxout.c (dbx_debug_hooks): Likewise.
10652 * sdbout.c (sdb_debug_hooks): Likewise.
10653 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
10654 (dwarf2out_finish): Move producer, filename and
10655 path annotation ...
10656 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
10657 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
10659 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
10662 * doc/invoke.texi: Document -Wint-in-bool-context.
10664 PR middle-end/77421
10665 * dwarf2out.c (output_loc_operands): Fix an assertion.
10667 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10669 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
10670 (CR_DECIMAL_DIG): New macro.
10672 2016-09-19 Joseph Myers <joseph@codesourcery.com>
10674 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
10677 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
10679 PR rtl-optimization/77416
10680 * lra-remat.c (operand_to_remat): Process hard coded insn
10683 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10685 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
10686 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
10688 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
10690 * target.def (lra_p): Wordsmithing.
10691 * doc/tm.texi: Regenerate.
10693 2016-09-19 Jakub Jelinek <jakub@redhat.com>
10694 Jan Hubicka <jh@suse.cz>
10697 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
10698 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
10699 Call ultimate_alias_target just once, not up to 4 times.
10701 2016-09-19 Richard Biener <rguenther@suse.de>
10703 * dwarf2out.c (early_dwarf_finished): New global.
10704 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
10706 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
10707 if called from LTO exit early.
10708 (dwarf2out_late_global_decl): When being during the early
10709 debug phase do not add locations but only const value attributes.
10710 Adjust the way we generate early DIEs for LTO.
10712 2016-09-19 Richard Biener <rguenther@suse.de>
10714 PR middle-end/77605
10715 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
10716 proper niter to bound the loops.
10718 2016-09-19 Richard Biener <rguenther@suse.de>
10720 PR tree-optimization/77514
10721 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
10722 search for folded stmt.
10724 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
10726 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
10727 * tree-pass.h (make_pass_early_thread_jumps): Declare.
10728 * tree-ssa-threadbackward.c (fsm_find_thread_path,
10729 fsm_find_thread_path, profitable_jump_thread_path,
10730 fsm_find_control_statement_thread_paths,
10731 find_jump_threads_backwards): Add speed_p parameter.
10732 (pass_data_early_thread_jumps): New pass.
10733 (make_pass_early_thread_jumps): New function.
10735 2016-09-17 Andreas Schwab <schwab@suse.de>
10737 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
10738 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10740 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
10742 * recog.c (rest_of_handle_split_after_reload): Delete.
10743 (pass_split_after_reload::gate): New method.
10744 (pass_split_after_reload::execute): Call split_all_insns directly.
10746 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
10748 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
10749 parameters for functions taking long long arguments.
10751 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10754 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
10755 splat with truncate.
10757 2016-09-16 Jason Merrill <jason@redhat.com>
10759 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
10761 * hwint.c (exact_log2): Use pow2p_hwi.
10762 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
10763 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
10764 * builtins.c (get_object_alignment_2, get_object_alignment)
10765 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
10767 * calls.c (compute_argument_addresses, store_one_arg): Use
10769 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
10770 * combine.c (force_to_mode): Use least_bit_hwi.
10771 (contains_muldiv, find_split_point, combine_simplify_rtx)
10772 (simplify_if_then_else, simplify_set, force_to_mode)
10773 (if_then_else_cond, simplify_and_const_int_1)
10774 (simplify_compare_const): Use pow2p_hwi.
10775 * cse.c (fold_rtx): Use pow2p_hwi.
10776 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
10778 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
10779 (init_expmed_one_conv): Use pow2p_hwi.
10780 * expr.c (is_aligning_offset): Use pow2p_hwi.
10781 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
10782 (fold_binary_loc): Use pow2p_hwi.
10783 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
10784 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
10785 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
10786 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
10788 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
10789 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
10790 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
10791 * omp-low.c (oacc_loop_fixed_partitions)
10792 (oacc_loop_auto_partitions): Use least_bit_hwi.
10793 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
10794 * stor-layout.c (place_field): Use least_bit_hwi.
10795 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
10796 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
10797 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
10798 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
10799 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
10800 * tree-vect-data-refs.c (vect_analyze_group_access_1)
10801 (vect_grouped_store_supported, vect_grouped_load_supported)
10802 (vect_permute_load_chain, vect_shift_permute_load_chain)
10803 (vect_transform_grouped_load): Use pow2p_hwi.
10804 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
10805 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
10806 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
10808 * tsan.c (instrument_expr): Use least_bit_hwi.
10809 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
10811 2016-09-16 Andreas Schwab <schwab@suse.de>
10813 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
10814 OFFSET, not offset.
10815 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10817 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10820 * combine.c (rest_of_handle_combine): If any edges have been purged,
10821 free dominators if available.
10823 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10824 Eric Botcazou <ebotcazou@adacore.com>
10826 PR middle-end/77594
10827 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
10828 through into expand_addsub_overflow after expand_neg_overflow.
10830 2016-09-15 David Malcolm <dmalcolm@redhat.com>
10832 * diagnostic-show-locus.c
10833 (selftest::test_fixit_insert_containing_newline): New function.
10834 (selftest::test_fixit_replace_containing_newline): New function.
10835 (selftest::diagnostic_show_locus_c_tests): Call the above.
10837 2016-09-15 Bin Cheng <bin.cheng@arm.com>
10839 PR tree-optimization/77503
10840 * tree-vect-loop.c (vectorizable_reduction): Record reduction
10841 code for CONST_COND_REDUCTION at analysis stage and use it at
10843 * tree-vectorizer.h (struct _stmt_vec_info): New field.
10844 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
10845 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
10848 2016-09-15 Richard Biener <rguenther@suse.de>
10850 PR middle-end/77544
10851 * fold-const.c (split_tree): Do not split constant ~X.
10853 2016-09-15 Jakub Jelinek <jakub@redhat.com>
10855 PR rtl-optimization/77425
10856 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
10859 PR middle-end/77475
10860 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
10861 use %qs instead of %s where desirable, use argument instead of arg in
10862 the diagnostic wording, add list of supported strategies and
10864 (ix86_option_override_internal): Emit target("m...") instead of
10865 option("m...") in the diagnostic. Use %qs instead of %s in invalid
10866 -march/-mtune option diagnostic. Add list of supported arches/tunings
10867 and spellcheck hint. Remove prefix, suffix and sw variables, use
10868 main_args_p ? "..." : "..." in diagnostics to make translation
10871 2016-09-15 Richard Biener <rguenther@suse.de>
10873 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
10874 extra offset argument.
10875 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
10876 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
10877 to reflect new offset parameter.
10878 * doc/tm.texi: Regenerate.
10879 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10880 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
10882 (darwin_asm_output_dwarf_offset): Likewise.
10883 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
10885 (darwin_asm_output_dwarf_offset): Pass offset argument through.
10886 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10887 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10889 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
10892 * ipa-icf.c (set_alias_uids): New function.
10893 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
10894 all the merged variable's referring aliases.
10896 2016-09-15 Richard Biener <rguenther@suse.de>
10898 PR tree-optimization/77514
10899 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
10900 only forced_stmts sequence.
10902 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
10904 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
10905 * cfgexpand.c (update_alias_info_with_stack_vars): Use
10906 FOR_EACH_SSA_NAME to iterate over SSA variables.
10907 (pass_expand::execute): Likewise.
10908 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
10909 * tree-cfg.c (dump_function_to_file): Likewise.
10910 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
10911 (update_ssa): Likewise.
10912 * tree-ssa-alias.c (dump_alias_info): Likewise.
10913 * tree-ssa-ccp.c (ccp_finalize): Likewise.
10914 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
10915 (create_outofssa_var_map): Likewise.
10916 (coalesce_ssa_name): Likewise.
10917 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
10918 * tree-ssa-pre.c (compute_avail): Likewise.
10919 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
10920 (scc_vn_restore_ssa_info): Likewise.
10921 (free_scc_vn): Likwise.
10922 (run_scc_vn): Likewise.
10923 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
10924 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
10925 * tree-ssa-copy.c (fini_copy_prop): Likewise.
10926 * tree-ssa.c (verify_ssa): Likewise.
10928 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
10930 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
10931 and mips64r2 as default 32-bit and 64-bit architectures.
10932 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
10933 as default 32-bit and 64-bit architectures.
10935 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
10937 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
10940 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10942 * target.def (lra_p): Change commentary (for the manual) for the
10944 * doc/tm.texi: Regenerate.
10946 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10948 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
10949 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
10950 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
10951 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
10953 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10955 * targhooks.c (default_lra_p): Return true instead of false.
10957 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10959 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
10960 hook_bool_void_false.
10961 * config/avr/avr.c: Ditto.
10962 * config/bfin/bfin.c: Ditto.
10963 * config/c6x/c6x.c: Ditto.
10964 * config/cr16/cr16.c: Ditto.
10965 * config/cris/cris.c: Ditto.
10966 * config/epiphany/epiphany.c: Ditto.
10967 * config/fr30/fr30.c: Ditto.
10968 * config/frv/frv.c: Ditto.
10969 * config/h8300/h8300.c: Ditto.
10970 * config/ia64/ia64.c: Ditto.
10971 * config/iq2000/iq2000.c: Ditto.
10972 * config/lm32/lm32.c: Ditto.
10973 * config/m32c/m32c.c: Ditto.
10974 * config/m32r/m32r.c: Ditto.
10975 * config/m68k/m68k.c: Ditto.
10976 * config/mcore/mcore.c: Ditto.
10977 * config/microblaze/microblaze.c: Ditto.
10978 * config/mmix/mmix.c: Ditto.
10979 * config/mn10300/mn10300.c: Ditto.
10980 * config/moxie/moxie.c: Ditto.
10981 * config/msp430/msp430.c: Ditto.
10982 * config/nios2/nios2.c: Ditto.
10983 * config/nvptx/nvptx.c: Ditto.
10984 * config/pa/pa.c: Ditto.
10985 * config/pdp11/pdp11.c: Ditto.
10986 * config/rl78/rl78.c: Ditto.
10987 * config/sparc/sparc.c: Ditto.
10988 * config/spu/spu.c: Ditto.
10989 * config/stormy16/stormy16.c: Ditto.
10990 * config/tilegx/tilegx.c: Ditto.
10991 * config/tilepro/tilepro.c: Ditto.
10992 * config/v850/v850.c: Ditto.
10993 * config/vax/vax.c: Ditto.
10994 * config/visium/visium.c: Ditto.
10995 * config/xtensa/xtensa.c: Ditto.
10997 2016-09-14 Jakub Jelinek <jakub@redhat.com>
11000 * tsan.c: Include target.h.
11001 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
11002 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
11003 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
11004 BUILT_IN_ATOMIC_TEST_AND_SET entries.
11005 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
11007 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
11008 Martin Liska <mliska@suse.cz>
11010 PR middle-end/77574
11011 * predict.c (force_edge_cold): Add braces to a condition.
11013 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11015 PR rtl-optimization/77289
11016 * lra-constraints.c (get_final_hard_regno): Removed.
11017 (get_hard_regno): Add new parameter final_p.
11018 (get_reg_class): Directly call lra_get_elimination_hard_regno.
11019 (operands_match_p): Adjust call to get_hard_regno.
11020 (uses_hard_regs_p): Likewise.
11021 (process_alt_operands): Likewise.
11023 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
11026 * config/msp430/msp430.c (msp430_start_function): Emit an error
11027 if a function is both weak and specifies an interrupt number.
11029 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11031 PR tree-optimization/77454
11032 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
11033 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
11036 2016-09-13 Tamar Christina <tamar.christina@arm.com>
11038 * config/aarch64/aarch64-builtins.c
11039 (aarch64_init_simd_builtins): Fix builtin type signature printing.
11041 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
11043 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
11044 SFmode and SCmode arguments by reference.
11046 2016-09-13 David Malcolm <dmalcolm@redhat.com>
11048 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
11050 (selftest::test_one_liner_fixit_insert_before): ...this, and update
11051 for renaming of add_fixit_insert to add_fixit_insert_before.
11052 (selftest::test_one_liner_fixit_insert_after): New function.
11053 (selftest::test_one_liner_fixit_validation_adhoc_locations):
11054 Update for renaming of add_fixit_insert to add_fixit_insert_before.
11055 (selftest::test_one_liner_many_fixits): Likewise.
11056 (selftest::test_diagnostic_show_locus_one_liner): Update for
11057 renaming, call new test function.
11058 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
11059 renaming of add_fixit_insert to add_fixit_insert_before.
11060 (selftest::test_fixit_consolidation): Likewise.
11061 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
11063 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
11064 (selftest::test_applying_fixits_insert_before): ...this.
11065 (selftest::test_applying_fixits_insert): Update for renaming of
11066 add_fixit_insert to add_fixit_insert_before.
11067 (selftest::test_applying_fixits_insert_after): New function.
11068 (selftest::test_applying_fixits_insert_after_at_line_end): New
11070 (selftest::test_applying_fixits_insert_after_failure): New function.
11071 (selftest::test_applying_fixits_multiple): Update for renaming of
11072 add_fixit_insert to add_fixit_insert_before.
11073 (selftest::change_line): Likewise.
11074 (selftest::test_applying_fixits_unreadable_file): Likewise.
11075 (selftest::test_applying_fixits_line_out_of_range): Likewise.
11076 (selftest::test_applying_fixits_column_validation): Likewise.
11077 (selftest::test_applying_fixits_column_validation): Likewise.
11078 (selftest::edit_context_c_tests): Update for renamed test function;
11079 call new test functions.
11081 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
11083 PR tree-optimization/77536
11084 PR rtl-optimization/68212
11085 * config/rs6000/rs6000.md (div->recip splitter): Remove
11086 optimize_insn_for_speed_p condition.
11088 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
11090 * optabs.c (prepare_cmp_insn): Update documentation comment.
11092 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11093 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11095 PR middle-end/77475
11096 * opts.h (candidates_list_and_hint): Declare.
11097 * opts-common.c (candidates_list_and_hint): New function.
11098 (cmdline_handle_error): Use it.
11100 2016-09-12 David Malcolm <dmalcolm@redhat.com>
11102 * edit-context.c (edited_line::get_len): New accessor.
11103 (edited_file::print_diff): Split out hunk-printing into...
11104 (edited_file::print_diff_hunk): New method.
11105 (edited_file::print_diff_line): New method.
11107 2016-09-12 Andrew Pinski <apinski@cavium.com>
11109 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
11111 * config/aarch64/aarch64.c (thunderx_tunings): Enable
11112 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
11113 (aarch64_operands_ok_for_ldpstp): Return false if
11114 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
11115 was SImode and the alignment is less than 8 byte.
11116 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
11118 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
11121 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
11123 2016-09-12 Marek Polacek <polacek@redhat.com>
11125 * doc/extend.texi: Use lowercase "boolean".
11126 * doc/invoke.texi: Likewise.
11127 * doc/md.texi: Likewise.
11128 * target.def: Likewise.
11129 * doc/tm.texi: Regenerated.
11131 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11133 PR middle-end/77426
11134 * expmed.c (synth_mult): Delete duplicate mode check.
11136 2016-09-10 Tom de Vries <tom@codesourcery.com>
11139 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
11141 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
11142 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
11144 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
11146 PR rtl-optimization/77289
11147 * lra-constraints.c (get_final_hard_regno): Add support for non hard
11148 register numbers. Remove support for subregs.
11149 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
11150 (get_reg_class): Delete removed get_final_hard_regno() argument.
11151 (uses_hard_regs_p): Call get_final_hard_regno().
11153 2016-09-09 Martin Sebor <msebor@redhat.com>
11157 * pretty-print.c (pp_quoted_string): New function.
11158 (pp_format): Call it for %c and %s directives.
11160 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11162 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
11163 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
11164 INITIAL_ELIMINATION_OFFSET) : Update documentation.
11165 * target.def (frame_pointer_required, can_eliminate): Likewise.
11166 * doc/tm.texi: Regenerated.
11167 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
11169 * df-scan.c (df_hard_reg_init): Likewise.
11170 * ira.c (ira_setup_eliminable_regset): Likewise.
11171 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
11172 init_elim_table): Likewise.
11173 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
11174 set_initial_elim_offsets, update_eliminables,
11175 init_elim_table): Likewise.
11176 * rtlanal.c (get_initial_register_offset): Likewise.
11177 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11178 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11179 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11180 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11181 * config/fr30/fr30.h: Fix comment.
11182 * config/frv/frv.c: Likewise.
11183 * config/frv/frv.h: Likewise.
11184 * config/ft32/ft32.h: Likewise.
11185 * config/visium/visium.h: Likewise.
11186 * config/pa/pa64-linux.h: Likewise.
11187 * config/v850/v850.h: Likewise.
11188 * config/cris/cris.c: Likewise.
11189 * config/ia64/ia64.h: Likewise.
11190 * config/moxie/moxie.h: Likewise.
11191 * config/m32r/m32r.h: Likewise.
11193 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
11196 * config.in: Regenerate.
11197 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
11199 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
11200 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
11201 static-libmpxwrappers case.
11202 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
11203 MPX_LD_AS_NEEDED_GUARD_POP.
11204 * configure: Regenerate.
11205 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
11206 defined if linker support "--push-state"/"--pop-state".
11208 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
11210 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
11212 2016-09-09 Joseph Myers <joseph@codesourcery.com>
11214 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
11215 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
11216 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
11217 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
11218 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
11219 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
11220 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
11222 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
11223 width macros from TS 18661-1.
11224 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
11226 2016-09-08 Jakub Jelinek <jakub@redhat.com>
11229 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
11230 OMP_CLAUSE_SAFELEN_EXPR.
11232 2016-09-07 David Malcolm <dmalcolm@redhat.com>
11234 * Makefile.in (OBJS): Add substring-locations.o.
11235 * langhooks-def.h (class substring_loc): New forward decl.
11236 (lhd_get_substring_location): New decl.
11237 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
11238 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
11239 * langhooks.c (lhd_get_substring_location): New function.
11240 * langhooks.h (class substring_loc): New forward decl.
11241 (struct lang_hooks): Add field get_substring_location.
11242 * substring-locations.c: New file, taking definition of
11243 format_warning_va and format_warning_at_substring from
11244 c-family/c-format.c, making them non-static.
11245 * substring-locations.h (class substring_loc): Move class here
11246 from c-family/c-common.h. Add and rewrite comments.
11247 (format_warning_va): New decl.
11248 (format_warning_at_substring): New decl.
11249 (get_source_location_for_substring): Add comment.
11251 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
11253 * config/i386/i386.c: Add 'U' suffix to processor feature bits
11254 to avoid -Wnarrowing warning.
11255 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
11256 * opts.c: Likewise for SANITIZER_OPT bitmasks.
11258 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
11260 * config/aarch64/aarch64.c (aarch64_legitimize_address):
11261 Avoid use of base_offset if offset already in range.
11263 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
11265 * config/sh/sh-protos.h (struct sh_atomic_model,
11266 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11267 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11268 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
11269 * config/sh/sh.h (struct sh_atomic_model,
11270 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11271 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11272 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
11273 Guard with __cplusplus.
11275 2016-09-06 Jakub Jelinek <jakub@redhat.com>
11278 * config/i386/i386.c (ix86_expand_builtin): For builtin with
11279 unsupported or unknown ISA, use expand_call.
11281 2016-09-06 Martin Liska <mliska@suse.cz>
11283 PR gcov-profile/77378
11284 PR gcov-profile/77466
11285 * tree-profile.c (tree_profiling): Detect whether target can use
11286 -fprofile-update=atomic.
11288 2016-09-06 Richard Biener <rguenther@suse.de>
11290 PR tree-optimization/77479
11291 * tree-vrp.c (update_value_range): Extend overflow handling to
11294 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11297 * config/i386/i386.md (isa): Add x64_avx512bw.
11298 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
11299 (kmov_isa): New mode attr.
11300 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
11301 (*zero_extend<mode>si2): Likewise.
11302 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
11304 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
11306 * doc/invoke.texi (SPU Options): nops -> NOPs.
11307 (x86 Options): Ditto.
11309 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11311 PR middle-end/77475
11312 * toplev.c (process_options): Temporarily set input_location
11313 to UNKNOWN_LOCATION around targetm.target_option.override () call.
11315 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
11317 PR rtl-optimization/77452
11318 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
11319 inner-mode reference to a CONST_VECTOR constant in the constant pool.
11321 2016-09-05 Marek Polacek <polacek@redhat.com>
11324 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
11326 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11329 * gensupport.c (alter_output_for_subst_insn): Remove redundant
11330 *insn_out == '*' test. Don't copy unnecessary to yet another
11331 memory buffer, and don't leak it.
11333 PR rtl-optimization/77425
11334 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
11336 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
11338 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
11340 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11342 * common.opt (fdiagnostics-generate-patch): New option.
11343 * diagnostic.c: Include "edit-context.h".
11344 (diagnostic_initialize): Initialize context->edit_context_ptr.
11345 (diagnostic_finish): Delete context->edit_context_ptr.
11346 (diagnostic_report_diagnostic): Add fix-it hints from the
11347 diagnostic to context->edit_context_ptr, if any.
11348 * diagnostic.h (class edit_context): Add forward decl.
11349 (struct diagnostic_context): Add field "edit_context_ptr".
11350 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11351 -fdiagnostics-generate-patch.
11352 (-fdiagnostics-generate-patch): New item.
11353 * toplev.c: Include "edit-context.h".
11354 (process_options): Set global_dc->edit_context_ptr to a new
11355 edit_context if the options need one.
11356 (toplev::main): Handle -fdiagnostics-generate-patch by using
11357 global_dc->edit_context_ptr.
11359 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11362 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
11363 map and firstprivate clauses on target construct for _Atomic
11365 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
11366 on target construct for _Atomic qualified decls.
11367 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
11369 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
11370 _Atomic qualified arguments not mentioned in uniform clause.
11372 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11374 * Makefile.in (OBJS-libcommon): Add edit-context.o.
11375 * diagnostic-color.c (color_dict): Add "diff-filename",
11376 "diff-hunk", "diff-delete", and "diff-insert".
11377 (parse_gcc_colors): Update default value of GCC_COLORS in comment
11378 to reflect above changes.
11379 * doc/invoke.texi (-fdiagnostics-color): Update description of
11380 default GCC_COLORS, and of the supported capabilities.
11381 * edit-context.c: New file.
11382 * edit-context.h: New file.
11383 * input.c (struct fcache): Add field "missing_trailing_newline".
11384 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
11386 (add_file_to_cache_tab): Likewise.
11387 (fcache::fcache): Likewise.
11388 (get_next_line): Update c->missing_trailing_newline.
11389 (location_missing_trailing_newline): New function.
11390 * input.h (location_missing_trailing_newline): New decl.
11391 * selftest-run-tests.c (selftest::run_tests): Call
11392 edit_context_c_tests.
11393 * selftest.h (edit_context_c_tests): New decl.
11395 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11396 Richard Biener <rguenth@suse.de>
11398 PR tree-optimization/77444
11399 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
11400 as steptype, remove redundant initialization.
11402 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11405 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
11406 (sanopt_optimize_walker): Optimize away
11407 __asan_before_dynamic_init (...) followed by
11408 __asan_after_dynamic_init () without intervening memory loads/stores.
11409 * ipa-pure-const.c (special_builtin_state): Handle
11410 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
11411 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
11413 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11415 * cfg.c (free_original_copy_tables): Replace second assignment of
11416 bb_copy = NULL by bb_original = NULL.
11418 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11421 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
11422 assignment added in r216794.
11424 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11426 * Makefile.in (OBJS): Add typed-splay-tree.o.
11427 * selftest-run-tests.c (selftest::run_tests): Call
11428 typed_splay_tree_c_tests.
11429 * selftest.h (typed_splay_tree_c_tests): New decl.
11430 * typed-splay-tree.c: New file.
11431 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
11432 (typed_splay_tree::max): New method.
11433 (typed_splay_tree::min): New method.
11434 (typed_splay_tree::foreach): New method.
11435 (typed_splay_tree::closure): New struct.
11436 (typed_splay_tree::inner_foreach_fn): New function.
11438 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11440 * ipa-cp.c (ipcp_store_bits_results): Change option name from
11441 -fipa-cp-bit to -fipa-bit-cp.
11443 2016-09-01 Martin Sebor <msebor@redhat.com>
11445 PR tree-optimization/71831
11446 * tree-object-size.h: Return bool instead of the size and add
11447 argument for the size.
11448 * tree-object-size.c (compute_object_offset): Update signature.
11449 (addr_object_size): Same.
11450 (compute_builtin_object_size): Return bool instead of the size
11451 and add argument for the size. Handle POINTER_PLUS_EXPR when
11452 optimization is disabled.
11453 (expr_object_size): Adjust.
11454 (plus_stmt_object_size): Adjust.
11455 (pass_object_sizes::execute): Adjust.
11456 * builtins.c (fold_builtin_object_size): Adjust.
11457 * doc/extend.texi (Object Size Checking): Update.
11458 * ubsan.c (instrument_object_size): Adjust.
11460 2016-09-01 Martin Sebor <msebor@redhat.com>
11462 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
11463 it fits the output of the formatted function regardless of its
11465 * genmodes.c (parser::parse_expr): Same.
11466 * gimplify.c (gimplify_asm_expr): Same.
11467 * passes.c (pass_manager::register_one_dump_file): Same.
11468 * print-tree.c (print_node): Same.
11470 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11472 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
11474 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11476 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
11478 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11480 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
11481 * config/rs6000/vector.md: Ditto.
11482 * config/rs6000/vsx.md: Ditto.
11484 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11486 * ipa-inline-analysis.c (param_change_prob): Get to the base object
11487 first in all cases.
11489 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11491 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
11492 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
11493 *return_and_restore_gpregs_<mode>_r11,
11494 *return_and_restore_gpregs_<mode>_r12,
11495 *return_and_restore_gpregs_<mode>_r1,
11496 *return_and_restore_fpregs_<mode>_r11,
11497 *return_and_restore_fpregs_<mode>_r12,
11498 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
11499 directly instead of via the "l" constraint. Renumber operands.
11502 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11504 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
11505 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
11506 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
11507 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
11508 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
11509 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
11510 *call_value_nonlocal_darwin64, reload_macho_picbase,
11511 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
11512 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
11513 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
11514 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
11515 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
11516 *save_fpregs_<mode>_r1): Ditto.
11517 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
11518 *return_and_restore_gpregs_spe): Ditto.
11520 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11522 * config/rs6000/rs6000.md
11523 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
11524 the use of the link register.
11525 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
11527 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11528 Michael Meissner <meissner@linux.vnet.ibm.com>
11531 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
11532 reg+reg addressing for TImode.
11533 (rs6000_legitimate_address_p): Only allow register indirect
11534 addressing for TImode, even without TARGET_QUAD_MEMORY.
11536 2016-09-01 Richard Biener <rguenther@suse.de>
11538 PR middle-end/77436
11539 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
11540 check whether the result fits the desired result type.
11542 2016-09-01 Nathan Sidwell <nathan@acm.org>
11544 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
11546 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
11548 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
11550 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
11552 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11554 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
11555 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
11556 for comparisons of integer ZERO_EXTEND against zero.
11558 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11560 * config/i386/i386.c (ix86_option_override_internal): Also disable the
11561 STV pass if -mstackrealign is enabled.
11563 2016-08-31 Ilya Verbin <iverbin@gmail.com>
11565 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
11568 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11570 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
11571 (layout_range::intersects_line_p): New method.
11572 (test_range_contains_point_for_single_point): Rename to...
11573 (test_layout_range_for_single_point): ...this, and add testing
11574 for layout_range::intersects_line_p.
11575 (test_range_contains_point_for_single_line): Rename to...
11576 (test_layout_range_for_single_line): ...this, and add testing
11577 for layout_range::intersects_line_p.
11578 (test_range_contains_point_for_multiple_lines): Rename to...
11579 (test_layout_range_for_multiple_lines): ...this, and add testing
11580 for layout_range::intersects_line_p.
11581 (layout::layout): Populate m_fixit_hints.
11582 (layout::get_expanded_location): Handle the case of a line-span
11584 (layout::validate_fixit_hint_p): New method.
11585 (get_line_span_for_fixit_hint): New function.
11586 (layout::calculate_line_spans): Add spans for fixit-hints.
11587 (layout::should_print_annotation_line_p): New method.
11588 (layout::print_any_fixits): Drop param "richloc", instead using
11589 validated fixits in m_fixit_hints. Add "const" to hint pointers.
11590 (diagnostic_show_locus): Avoid printing blank annotation lines.
11591 (selftest::test_diagnostic_context::test_diagnostic_context):
11592 Initialize show_column and start_span.
11593 (selftest::test_diagnostic_context::start_span_cb): New static
11595 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
11596 (selftest::diagnostic_show_locus_c_tests): Update for function
11597 renamings. Call test_diagnostic_show_locus_fixit_lines.
11599 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11601 PR tree-optimization/73714
11602 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
11604 2016-08-31 David Malcolm <dmalcolm@redhat.com>
11606 * selftest.c: Move "namespace selftest {" to top of file,
11607 removing explicit "selftest::" qualifiers throughout.
11609 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
11611 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
11613 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
11614 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
11615 Replace builtin with vector extension.
11616 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
11618 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
11619 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
11620 Replace builtin with vector extension.
11621 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
11622 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
11623 Replace builtin with vector extension.
11624 * config/i386/xmmintrin.h (__m128_u): New type.
11625 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
11626 (_mm_load_ps, _mm_store_ps): Simplify.
11628 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
11630 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
11632 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11634 * diagnostic-show-locus.c (colorizer::begin_state): Support more
11635 than 3 ranges per diagnostic by alternating between color 1 and
11637 (layout::layout): Replace use of rich_location::MAX_RANGES
11638 with richloc->get_num_locations ().
11639 (layout::calculate_line_spans): Replace use of
11640 rich_location::MAX_RANGES with m_layout_ranges.length ().
11641 (layout::print_annotation_line): Handle arbitrary numbers of
11642 ranges in caret-printing by defaulting to '^'.
11643 (selftest::test_one_liner_many_fixits): New function.
11644 (test_diagnostic_show_locus_one_liner): Call it.
11645 * diagnostic.c (diagnostic_initialize): Update for renaming
11646 of rich_location::MAX_RANGES to
11647 rich_location::STATICALLY_ALLOCATED_RANGES.
11648 * diagnostic.h (struct diagnostic_context): Likewise.
11650 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11652 * selftest.c (selftest::named_temp_file::named_temp_file): New
11654 (selftest::temp_source_file::~temp_source_file): Move to...
11655 (selftest::named_temp_file::~named_temp_file): ...here.
11656 (selftest::test_named_temp_file): New function.
11657 (selftest::selftest_c_tests): Call test_named_temp_file.
11658 * selftest.h (class named_temp_file): New class.
11659 (class temp_source_file): Convert to a subclass of named_temp_file.
11661 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
11663 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
11664 USEs of LR_REGNO in returns and sibcalls.
11665 (rs6000_output_mi_thunk): Similar.
11666 (rs6000_sibcall_aix): Similar.
11667 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
11668 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
11669 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
11670 Remove the USE of LR_REGNO from the patterns as well. Delete an
11672 (return_internal_<mode>): Delete.
11674 2016-08-30 Tamar Christina <tamar.christina@arm.com>
11676 * config/aarch64/aarch64-simd.md
11677 (aarch64_ld2<mode>_dreg_le): New.
11678 (aarch64_ld2<mode>_dreg_be): New.
11679 (aarch64_ld2<mode>_dreg): Removed.
11680 (aarch64_ld3<mode>_dreg_le): New.
11681 (aarch64_ld3<mode>_dreg_be): New.
11682 (aarch64_ld3<mode>_dreg): Removed.
11683 (aarch64_ld4<mode>_dreg_le): New.
11684 (aarch64_ld4<mode>_dreg_be): New.
11685 (aarch64_ld4<mode>_dreg): Removed.
11686 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
11688 2016-08-30 David Malcolm <dmalcolm@redhat.com>
11690 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
11691 redundant location param.
11692 (test_one_liner_fixit_remove): Likewise.
11693 (test_one_liner_fixit_replace): Likewise.
11694 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
11695 * gcc-rich-location.c
11696 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
11697 get_range_from_loc. Drop overload taking a const char *.
11698 * gcc-rich-location.h
11699 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
11702 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11704 * config/linux.c (linux_libc_has_function): Return true on musl.
11706 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
11708 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
11710 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
11712 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
11713 used for abnormal egdes.
11715 2016-08-30 Jakub Jelinek <jakub@redhat.com>
11717 PR tree-optimization/72866
11718 * tree-vect-patterns.c (search_type_for_mask): Turn into
11719 a small wrapper, move all code to ...
11720 (search_type_for_mask_1): ... this new function. Add caching
11721 and adjust recursive calls.
11724 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
11725 instead of lookup_type_die (type_main_variant (type)) even for array
11728 PR middle-end/77377
11729 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
11730 constant pool reference return x instead of c.
11732 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
11734 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
11737 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11740 (selftest::test_make_location_nonpure_range_endpoints): Fix
11743 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11745 * diagnostic-show-locus.c
11746 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
11748 (selftest::test_diagnostic_show_locus_one_liner): Call it.
11749 * input.c (get_pure_location): Move to libcpp/line-map.c.
11750 * input.h (get_pure_location): Convert decl to an inline function
11751 calling implementation in libcpp.
11753 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
11756 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
11757 template for intel asm dialect.
11758 (vec_set_hi_<mode><mask_name>): Ditto.
11760 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11762 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
11763 (selftest::fail_formatted): Likewise.
11765 2016-08-29 David Malcolm <dmalcolm@redhat.com>
11767 * input.c (make_location): Call get_start and get_finish
11768 on the endpoints to avoid storing packed ranges or ad-hoc
11770 (selftest::test_make_location_nonpure_range_endpoints): New function.
11771 (selftest::input_c_tests): Call it.
11772 * input.h (get_start): New inline function.
11774 2016-08-29 Tom de Vries <tom@codesourcery.com>
11777 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
11780 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
11782 * Makefile.in (gcov-iov.h): Add dummy recipe.
11784 2016-08-29 Nathan Sidwell <nathan@acm.org>
11786 * config/nvptx/nvptx.c: #include tree-vrp.h.
11788 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
11791 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
11792 HIGH+LO construct during reload.
11794 2016-08-28 Tom de Vries <tom@codesourcery.com>
11797 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
11798 'sysv_abi va_list' attribute.
11799 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
11800 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
11803 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11805 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
11806 * emit-rtl.c (unshare_all_rtl_1): Adjust.
11807 (unshare_all_rtl_again): Likewise.
11808 * function.c (assign_stack_local_1): Likewise.
11809 (assign_stack_temp_for_type): Likewise.
11811 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11813 * cfgbuild.c (make_edges): Adjust.
11814 * cfgrtl.c (can_delete_label_p): Likewise.
11815 * dwarf2cfi.c (create_trace_edges): Likewise.
11816 * except.c (sjlj_emit_dispatch_table): Likewise.
11817 * function.h (struct expr_status): make x_forced_labels a vector.
11818 * jump.c (rebuild_jump_labels_1): Adjust.
11819 * reload1.c (set_initial_label_offsets): Likewise.
11820 * stmt.c (force_label_rtx): Likewise.
11821 (expand_label): Likewise.
11823 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11825 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
11827 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
11829 PR tree-optimization/71077
11830 PR tree-optimization/68542
11831 * fold-const.c (fold_relational_const): Fix folding of
11832 VECTOR_CST comparisons that have a scalar boolean result type.
11833 (selftest::test_vector_folding): New static function.
11834 (selftest::fold_const_c_tests): Call it.
11836 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11838 * doc/extend.texi (SPU Built-in Functions): Remove stale
11839 references to material formerly at IBM and Sony.
11841 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
11844 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
11846 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11848 * diagnostic-show-locus.c
11849 (selftest::test_fixit_consolidation): New function.
11850 (selftest::diagnostic_show_locus_c_tests): Call it.
11851 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
11852 constructor based on source_range.
11854 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11856 * diagnostic-color.c (color_dict): Add "fixit-insert" and
11858 (parse_gcc_colors): Update description of default GCC_COLORS.
11859 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
11860 (colorizer::set_fixit_insert): New method.
11861 (colorizer::set_fixit_delete): New method.
11862 (colorizer::get_color_by_name): New method.
11863 (colorizer::STATE_FIXIT_INSERT): New constant.
11864 (colorizer::STATE_FIXIT_DELETE): New constant.
11865 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
11866 fields in favor of new field "m_stop_color". Add fields
11867 "m_fixit_insert" and "m_fixit_delete".
11868 (colorizer::colorizer): Update for above changes. Replace
11869 colorize_start calls with calls to get_color_by_name.
11870 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
11871 STATE_FIXIT_DELETE. Update for field renamings.
11872 (colorizer::finish_state): Simplify by using m_stop_color,
11873 rather than multiple identical "*_ce" fields.
11874 (colorizer::get_color_by_name): New method.
11875 (layout::print_any_fixits): Print insertions and replacements
11876 using the "fixit-insert" color, and deletions using the
11877 "fixit-delete" color.
11878 * doc/invoke.texi (-fdiagnostics-color): Update description of
11879 default GCC_COLORS, and of the supported capabilities.
11881 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
11883 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
11884 current_function_static_stack_size variable with the static
11885 stack frame size of the current function when
11886 flag_stack_usage_info is enabled.
11888 2016-08-26 Nathan Sidwell <nathan@acm.org>
11890 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
11891 assignment inside if condition.
11893 2016-08-26 Richard Biener <rguenther@suse.de>
11895 PR tree-optimization/69047
11896 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
11897 extracts similar to what FRE does.
11898 (non_rewritable_mem_ref_base): Likewise.
11900 2016-08-26 Joseph Myers <joseph@codesourcery.com>
11902 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
11903 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
11904 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11905 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11906 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
11908 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11909 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11910 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11911 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
11912 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11914 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11917 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
11918 reservation duration to 15 cycles.
11919 (cortex_a8_vfp_macs): Likewise.
11920 (cortex_a8_vfp_macd): Likewise.
11921 (cortex_a8_vfp_divs): Likewise.
11922 (cortex_a8_vfp_divd): Likewise.
11924 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11926 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
11927 (aarch_macro_fusion_pair_p): Use above to avoid early return.
11929 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11930 Martin Jambhor <mjambor@suse.cz>
11932 * common.opt: New option -fipa-bit-cp.
11933 * doc/invoke.texi: Document -fipa-bit-cp.
11934 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
11935 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
11936 * tree-ssa-ccp.h: New header file.
11937 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
11938 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
11939 Replace all occurences of tree parameter by two new params: signop, int.
11940 (bit_value_unop_1): Change to bit_value_unop and export it.
11941 Replace all occurences of tree parameter by two new params: signop,
11943 (bit_value_binop): Change call from bit_value_binop_1 to
11945 (bit_value_assume_aligned): Likewise.
11946 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
11947 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
11949 (ccp_finalize): Skip processing if val->mask == 0.
11950 * ipa-cp.c: Include tree-ssa-ccp.h
11951 (ipcp_bits_lattice): New class.
11952 (ipcp_param_lattice (bits_lattice): New member.
11953 (print_all_lattices): Call ipcp_bits_lattice::print.
11954 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
11955 (initialize_node_lattices): Likewise.
11956 (propagate_bits_accross_jump_function): New function.
11957 (propagate_constants_accross_call): Call
11958 propagate_bits_accross_jump_function.
11959 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
11960 (ipcp_store_bits_results): New function.
11961 (ipcp_driver): Call ipcp_store_bits_results.
11962 * ipa-prop.h (ipa_bits): New struct.
11963 (ipa_jump_func): Add new member bits of type ipa_bits.
11964 (ipa_param_descriptor): Change decl to decl_or_type.
11965 (ipa_get_param): Change decl to decl_or_type and assert on
11967 (ipa_get_type): New function.
11968 (ipcp_transformation_summary): New member bits.
11969 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
11970 (ipa_populate_param_decls): Likewise.
11971 (ipa_dump_param): Likewise.
11972 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
11974 (ipa_set_jf_unknown): Set ipa_bits::known to false.
11975 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
11977 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
11978 (ipa_write_jump_function): Add streaming for ipa_bits.
11979 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
11980 (write_ipcp_transformation_info): Add streaming for ipa_bits
11981 summary for ltrans.
11982 (read_ipcp_transfomration_info): Add support for reading streamed
11984 (ipcp_update_bits): New function.
11985 (ipcp_transform_function): Call ipcp_update_bits.
11987 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
11989 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
11990 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
11992 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
11994 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
11996 2016-08-25 Richard Biener <rguenther@suse.de>
11998 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
11999 Only add locations in late dwarf.
12000 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
12001 (dwarf2out_early_finish): But do it here.
12003 2016-08-24 Michael Collison <michael.collison@linaro.org>
12004 Michael Collison <michael.collison@arm.com>
12006 * config/arm/arm-modes.def: Add new condition code mode CC_V
12007 to represent the overflow bit.
12008 * config/arm/arm.c (maybe_get_arm_condition_code):
12009 Add support for CC_Vmode.
12010 (arm_gen_unlikely_cbranch): New function to generate common
12011 rtl conditional branches for overflow patterns.
12012 * config/arm/arm-protos.h: Add prototype for
12013 arm_gen_unlikely_cbranch.
12014 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
12015 addsi3_compareV_upper): New patterns to support signed
12016 builtin overflow add operations.
12017 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
12018 New patterns to support unsigned builtin add overflow operations.
12019 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
12020 builtin overflow subtract operations,
12021 (usubv<mode>4): New patterns to support unsigned builtin subtract
12022 overflow operations.
12023 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
12024 to support builtin overflow negate operations.
12026 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12029 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12031 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12032 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12035 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12037 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
12038 MULTILIB_OPTIONS should be used. Small wording fixes.
12039 * genmultilib: Memorize set of all option combinations in
12040 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
12041 found in MULTILIB_OPTIONS by checking if option set is listed in
12042 combination_space. Output new and existing error message to stderr.
12044 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12046 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
12047 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
12048 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
12049 (MULTILIB_REUSE): Remove reuse rules for option set including
12050 -mfpu=fp-armv8 and -mfpu=vfpv4
12052 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
12054 * config/arm/t-rtems: Add vfp multilib.
12056 2016-08-23 Ian Lance Taylor <iant@golang.org>
12058 * config/s390/s390.c (s390_asm_file_start): Call
12059 default_file_start.
12061 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12063 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
12064 initialization of all 0's to the 0 constant, instead of directly
12065 generating XOR. Add support for V4SImode vector initialization on
12066 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
12067 initialization. Change variables used in V4SFmode vector
12068 intialization. For V4SFmode vector splat on ISA 3.0, make sure
12069 any memory addresses are in index form. Add support for using
12070 VSPLTH/VSPLTB to initialize vector short and vector char vectors
12071 with all of the same element.
12072 (regno_or_subregno): New helper function to return a register
12073 number for either REG or SUBREG.
12074 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
12075 Use regno_or_subregno where possible.
12076 (rs6000_split_v4si_init_di_reg): New helper function to build up a
12077 DImode value from two SImode values in order to generate V4SImode
12078 vector initialization on 64-bit systems with direct move.
12079 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
12081 (rtx_is_swappable_p): V4SImode vector initialization insn is not
12083 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
12085 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
12086 attributes to initialize V8HImode and V16QImode vectors with the
12088 (VSX_SPLAT_COUNT): Likewise.
12089 (VSX_SPLAT_SUFFIX): Likewise.
12090 (UNSPEC_VSX_VEC_INIT): New unspec.
12091 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
12092 Allow SFmode values to come from Altivec registers.
12093 (vsx_init_v4si): New insn/split for V4SImode vector initialization
12094 on 64-bit systems with direct move.
12095 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
12096 vector initializations, to allow V4SImode vector initializations
12097 on 64-bit systems with direct move.
12098 (vsx_splat_v4si): Likewise.
12099 (vsx_splat_v4si_di): Likewise.
12100 (vsx_splat_v4sf): Likewise.
12101 (vsx_splat_v4sf_internal): Likewise.
12102 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
12104 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
12105 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
12106 initializing V8HImode and V16QImode vectors with the same
12108 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
12109 optimization if -maltivec=be.
12111 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
12113 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
12114 attribute for alternatives 3 and 4.
12116 2016-08-23 David Malcolm <dmalcolm@redhat.com>
12118 * selftest.c (selftest::assert_str_contains): New function.
12119 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
12120 * selftest.h (selftest::assert_str_contains): New decl.
12121 (ASSERT_STR_CONTAINS): New macro.
12123 2016-08-23 Richard Biener <rguenther@suse.de>
12125 PR tree-optimization/77286
12126 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
12128 (vect_transform_loop): Split exit edges of loop and scalar
12129 loop if required and at the appropriate time.
12131 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12133 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12134 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12136 Correct a typo in a comment.
12138 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12140 * config/s390/s390.md ("*andc_split"): New splitter for and with
12143 2016-08-23 Richard Biener <rguenther@suse.de>
12145 PR tree-optimization/27336
12146 * tree-vrp.c (infer_value_range): Handle stmts that can throw
12147 by looking for a non-EH edge.
12148 (process_assert_insertions_for): Likewise.
12150 2016-08-23 Richard Biener <rguenther@suse.de>
12152 PR middle-end/77305
12153 * statistics.c (statistics_counter_event): Robustify against
12156 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12158 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
12159 for targets amdfam10 and barcelona.
12161 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
12163 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
12164 (zero_extend<mode>di2): Ditto.
12165 (*zero_extend<mode>si2): Ditto.
12166 (*zero_extendqihi2): Ditto.
12168 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12170 PR middle-end/77269
12171 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
12172 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
12174 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
12176 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
12177 identical consecutive elements.
12178 [SSA_NAME]: Print the name's def stmt on its own line. When printing
12179 the node's def stmt, avoid printing an unwanted trailing newline by
12180 replacing the call to print_gimple_stmt() with its inlined body and
12181 adjusting it to not set pp_needs_newline and to call pp_flush()
12182 instead of pp_newline_and_flush().
12184 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12186 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
12187 (float32_type_node, float64_type_node, float32x_type_node)
12188 (float128x_type_node): New macros.
12189 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
12190 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
12191 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
12192 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
12193 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
12194 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
12195 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
12196 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
12197 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
12198 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
12199 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
12200 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
12201 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
12202 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
12203 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
12204 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
12205 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
12206 (copysign, fabs, huge_val, inf, nan, nans): Use it.
12207 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
12209 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
12210 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
12211 * doc/extend.texi (Other Builtins): Document these built-in
12213 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
12216 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
12218 * doc/install.texi (Binaries): www.opencsw.org now uses https.
12220 2016-08-22 Richard Biener <rguenther@suse.de>
12222 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
12224 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
12227 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
12228 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
12229 non-SSE2 athlons only, otherwise prefer SSE prefetches.
12231 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12233 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
12234 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
12235 (vrp_visit_switch_stmt): Likewise.
12236 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
12237 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
12238 (vrp_visit_stmt): Use extract_range_from_stmt.
12239 (vrp_visit_phi_node): Use extract_range_from_phi_node.
12241 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12243 * Makefile.in: Add tree-vrp.h to GTFILES.
12244 * gengtype.c (open_base_files): Add tree-vrp.h.
12245 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
12246 * builtins.c: Likewise.
12247 * fold-const.c: Likewise.
12248 * gimple-builder.c: Likewise.
12249 * gimple-laddress.c: Likewise.
12250 * hsa-gen.c: Likewise.
12251 * internal-fn.c: Likewise.
12253 * targhooks.c: Liewise,
12254 * tree-ssa-address.c: Likewise.
12255 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
12256 * tree-vrp.c (struct value_range): Move to tree-vrp.h
12257 * tree-vrp.h: New file.
12259 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12261 PR tree-optimization/61839
12262 * tree-vrp.c (two_valued_val_range_p): New.
12263 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
12264 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
12265 Also Convert VAR BINOP CST where VAR is two-valued to
12266 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
12268 2016-08-19 David Malcolm <dmalcolm@redhat.com>
12270 * diagnostic-show-locus.c
12271 (layout::annotation_line_showed_range_p): New method.
12272 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
12273 Reimplement case fixit_hint::REPLACE to cover removals, and
12274 replacements where the range of the replacement isn't one
12275 of the ranges in the rich_location.
12276 (test_one_liner_fixit_replace): Likewise.
12277 (selftest::test_one_liner_fixit_replace_non_equal_range): New
12279 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
12281 (selftest::test_diagnostic_show_locus_one_liner): Call the new
12283 * diagnostic.c (print_parseable_fixits): Remove case
12284 fixit_hint::REMOVE.
12286 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
12289 * config/i386/i386.c (ix86_option_override_internal): Remove
12290 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
12291 Enable SSE prefetch also for TARGET_PREFETCHWT1.
12292 Do not try to enable TARGET_PRFCHW ISA flag here.
12293 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
12294 Rewrite expander function body.
12295 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
12297 2016-08-19 Joseph Myers <joseph@codesourcery.com>
12300 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
12301 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
12302 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
12303 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
12304 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
12305 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
12306 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
12307 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
12308 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
12310 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
12312 (struct floatn_type_info): New structure type.
12313 (floatn_nx_types): New variable declaration.
12314 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
12315 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
12316 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
12317 * tree.c (floatn_nx_types): New variable.
12318 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
12319 corresponding complex types.
12320 * target.def (floatn_mode): New hook.
12321 * targhooks.c: Include "real.h".
12322 (default_floatn_mode): New function.
12323 * targhooks.h (default_floatn_mode): New prototype.
12324 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
12326 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
12327 effective-target and dg-add-options keywords.
12328 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
12329 Document new effective-target keywords.
12330 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
12331 * doc/tm.texi: Regenerate.
12332 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
12333 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
12334 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
12336 * real.h (struct real_format): Add field ieee_bits.
12337 * real.c (ieee_single_format, mips_single_format)
12338 (motorola_single_format, spu_single_format, ieee_double_format)
12339 (mips_double_format, motorola_double_format)
12340 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
12341 (ieee_extended_intel_128_format)
12342 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
12343 (mips_extended_format, ieee_quad_format, mips_quad_format)
12344 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
12345 (decimal_double_format, decimal_quad_format, ieee_half_format)
12346 (arm_half_format, real_internal_format: Initialize ieee_bits
12348 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
12349 float128_type_node. Set float80_type_node to float64x_type_node
12350 if appropriate and long_double_type_node not appropriate.
12351 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
12352 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
12353 Initialize ieee_bits field.
12354 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
12355 (rs6000_init_builtins): Set ieee128_float_type_node to
12356 float128_type_node.
12357 (rs6000_floatn_mode): New function.
12359 2016-08-19 Jakub Jelinek <jakub@redhat.com>
12361 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
12362 _rdseed64_step): Uglify argument names and/or local variable names
12363 in inline functions.
12364 * config/i386/rtmintrin.h (_xabort): Likewise.
12365 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
12366 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
12367 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
12368 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
12369 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
12370 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
12371 _mm_maskz_ternarylogic_epi32): Likewise.
12372 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
12373 __lwpins32, __lwpins64): Likewise.
12374 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
12375 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
12376 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
12377 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
12378 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
12379 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
12380 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
12381 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
12382 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
12383 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
12384 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
12385 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
12386 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
12387 _mm256_mask_i64gather_epi32): Likewise.
12388 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12389 * config/i386/ia32intrin.h (__writeeflags): Likewise.
12390 * config/i386/pkuintrin.h (_wrpkru): Likewise.
12391 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
12392 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
12393 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
12394 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
12395 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
12396 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
12397 _mm512_mask_prefetch_i64scatter_ps): Likewise.
12398 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12399 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
12400 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
12401 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
12402 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
12403 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
12404 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
12405 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
12407 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
12409 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
12410 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
12412 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
12413 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
12415 (_rdpkru_u32): Add space after function name.
12417 * config/i386/t-i386 (i386-c.o): Don't depend on
12418 i386-builtin-types.inc.
12419 (i386.o): Depend on i386-builtin-types.inc.
12421 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
12424 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
12425 Use const_vec_duplicate to check for duplicated elements.
12427 2016-08-19 Richard Biener <rguenther@suse.de>
12429 PR tree-optimization/77290
12430 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12431 Fix flag_tree_parallelize_loops check.
12433 2016-08-19 Richard Biener <rguenther@suse.de>
12435 * match.pd (x | 0 -> x): Add.
12437 2016-08-19 Richard Biener <rguenther@suse.de>
12439 PR tree-optimization/77286
12440 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12441 Deal with virtual PHIs being out-of-order.
12443 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12445 * doc/invoke.texi (fverbose-asm): Note that source code lines
12446 are emitted, and provide an example.
12447 * final.c (asm_show_source): New function.
12448 (final_scan_insn): Call asm_show_source.
12450 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12452 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
12453 param with diagnostic_kind.
12454 (class colorizer): Similarly replace field m_diagnostic with
12456 (colorizer::colorizer): Replace diagnostic
12457 param with diagnostic_kind.
12458 (colorizer::begin_state): Update for above field change.
12459 (layout::layout): Replace diagnostic param with rich_location *
12460 and diagnostic_kind.
12461 (diagnostic_show_locus): Replace diagnostic param with richloc
12462 and diagnostic_kind.
12463 (class selftest::test_diagnostic_context): New class.
12464 (selftest::test_diagnostic_show_locus_unknown_location): New
12466 (selftest::test_one_liner_simple_caret): New function.
12467 (selftest::test_one_liner_caret_and_range): New function.
12468 (selftest::test_one_liner_multiple_carets_and_ranges): New
12470 (selftest::test_one_liner_fixit_remove): New function.
12471 (selftest::test_one_liner_fixit_replace): New function.
12472 (selftest::test_diagnostic_show_locus_one_liner): New function.
12473 (selftest::diagnostic_show_locus_c_tests): Call the new test
12475 * diagnostic.c (diagnostic_initialize): Initialize
12476 colorize_source_p, show_ruler_p and parseable_fixits_p.
12477 (default_diagnostic_finalizer): Update for change to
12478 diagnostic_show_locus.
12479 (diagnostic_append_note): Likewise.
12480 * diagnostic.h (diagnostic_show_locus): Replace
12481 const diagnostic_info * param with location * and diagnostic_t.
12483 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12485 * input.c (saved_line_table): New global.
12486 (class selftest::temp_line_table): Rename to line_table_test and
12487 move declaration to selftest.h, and drop field m_old_line_table.
12488 (selftest::temp_line_table::temp_line_table): Rename ctor to...
12489 (selftest::line_table_test::line_table_test): ...this. Add a
12490 default ctor. Store current value of line_table within
12492 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
12493 (selftest::line_table_test::~line_table_test): ...this, and
12494 restore line_table from the saved_line_table, rather than
12496 (selftest::test_accessing_ordinary_linemaps): Update for above
12498 (selftest::test_lexer): Likewise.
12499 (struct selftest::lexer_test): Likewise.
12500 (selftest::lexer_test::lexer_test): Likewise.
12501 (selftest::input_c_tests): Move the looping over test cases from
12503 (selftest::for_each_line_table_case): New function.
12504 * input.h (saved_line_table): New decl.
12505 * selftest.h (struct selftest::line_table_case): New forward decl.
12506 (class selftest::line_table_test): New class, moved here from
12507 selftest::temp_line_table in input.c, and renamed.
12508 (selftest::for_each_line_table_case): New decl.
12510 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
12513 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
12515 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
12517 PR middle-end/70895
12518 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
12519 enclosing parallel construct for reduction variables on OpenACC loop
12522 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
12524 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
12525 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
12527 (function_to_dwarf_procedure): Update comment.
12529 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12531 * input.c (diagnostics_file_cache_forcibly_evict_file): New
12533 * input.h (diagnostics_file_cache_forcibly_evict_file): New
12535 * selftest.c (selftest::temp_source_file::~temp_source_file):
12536 Evict m_filename from the diagnostic file cache.
12538 2016-08-18 Richard Biener <rguenther@suse.de>
12540 * tree-pass.h (make_pass_materialize_all_clones): Declare.
12541 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
12542 make_pass_materialize_all_clones): New simple IPA pass encapsulating
12543 clone materialization.
12544 * passes.def (all_late_ipa_passes): Start with
12545 pass_materialize_all_clones.
12546 * cgraphunit.c (symbol_table::compile): Remove call to
12547 materialize_all_clones.
12548 * tree-into-ssa.c: Include statistics.h.
12549 (update_ssa): Count number of times we do incremental/rewrite
12552 2016-08-18 Richard Biener <rguenther@suse.de>
12554 PR tree-optimization/77282
12555 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12556 When doing auto-parallelizing also prevent use of PHIs that
12557 carry dependences across loop backedges.
12559 2016-08-18 Tamar Christina <tamar.christina@arm.com>
12560 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12562 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
12564 2016-08-18 Richard Biener <rguenther@suse.de>
12566 * ssa-iterators.h (ssa_vuse_operand): New inline.
12567 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
12568 (predicate_all_scalar_phis): Use remove_phi_node to remove
12569 phi nodes predicated. Delay removing virtual PHIs.
12570 (predicate_mem_writes): Update virtual operands.
12571 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
12572 (tree_if_conversion): Do not rewrite virtual SSA form.
12573 * tree-phinodes.c (release_phi_node): Make static.
12574 * tree-phinodes.h (release_phi_node): Remove.
12576 2016-08-18 Jakub Jelinek <jakub@redhat.com>
12578 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
12579 codes that appear in bdesc_* arrays, instead include i386-builtin.def
12580 twice to define those.
12581 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
12582 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
12583 bdesc_multi_arg): Define by including i386-builtin.def the third time.
12584 * config/i386/i386-builtin.def: New file.
12586 2016-08-17 David Malcolm <dmalcolm@redhat.com>
12588 * input.c (get_source_range_for_char): Rename to...
12589 (selftest::get_source_range_for_char): ...this, and move within
12590 the #if CHECKING_P guard.
12591 (get_num_source_ranges_for_substring): Rename to...
12592 (selftest::get_num_source_ranges_for_substring): ...this, move
12593 within the #if CHECKING_P guard, and make static.
12594 (selftest::assert_num_substring_ranges): Initialize
12597 2016-08-18 Alan Modra <amodra@gmail.com>
12599 PR rtl-optimization/72771
12600 * reload.c (find_reloads): Don't assume that a subreg mem is OK
12601 when find_reloads_toplev returns address_reloaded==-1.
12602 (alternative_allows_const_pool_ref): Update comment.
12604 2015-08-17 Alan Hayward <alan.hayward@arm.com>
12606 PR tree-optimization/71752
12607 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
12608 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
12610 2016-08-17 Jakub Jelinek <jakub@redhat.com>
12612 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
12613 instead of testing ECF_NORETURN bit in gimple_call_flags.
12614 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
12615 * predict.c (tree_bb_level_predictions): Likewise.
12616 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
12618 PR middle-end/77259
12619 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
12620 turning a call into __builtin_unreachable-like noreturn call, adjust
12621 gimple_call_set_fntype.
12622 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
12623 gimple_call_fntype has void return type.
12625 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
12627 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
12628 maybe_lookup_decl, to handle nested acc loop directives.
12630 2016-08-17 Richard Biener <rguenther@suse.de>
12632 PR tree-optimization/76490
12633 * tree-vrp.c (update_value_range): Preserve overflow infinities
12634 when intersecting with ranges from get_range_info.
12635 (operand_less_p): Handle overflow infinities correctly.
12636 (value_range_constant_singleton): Use vrp_operand_equal_p
12637 to handle overflow max/min correctly.
12638 (vrp_valueize): Likewise.
12639 (union_ranges): Likewise.
12640 (intersect_ranges): Likewise.
12641 (vrp_visit_phi_node): Improve iteration limitation to only
12642 apply when we'll possibly re-visit the PHI via a changed argument
12645 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
12647 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
12648 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
12649 rather than those that should not be built.
12651 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
12654 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
12656 2016-08-17 Richard Biener <rguenther@suse.de>
12658 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
12659 (verify_vssa): New function verifying virtual SSA form.
12660 (verify_ssa): Call it.
12661 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
12662 Do not apply loop-closed SSA handling to virtuals.
12663 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
12664 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
12665 when rewriting their symbol.
12666 (prepare_def_site_for): Likewise.
12667 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
12668 operands of moved stmts.
12670 2016-08-17 Richard Biener <rguenther@suse.de>
12672 PR tree-optimization/23855
12673 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
12674 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
12675 find guards to hoist. Do not update SSA form but rewrite virtuals
12676 into loop closed SSA.
12677 (find_loop_guard): Adjust to skip already hoisted guards. Do
12678 not mark virtuals for renaming or update SSA form.
12680 2016-08-17 Martin Liska <mliska@suse.cz>
12682 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
12683 a LONG_LONG_TYPE_SIZE comparison.
12684 * gcov-io.h: Remove macro definitions.
12685 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
12686 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
12689 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12691 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
12692 that builtins not mentioned in bdesc_* arrays come first, then
12693 the ones mentioned in bdesc_* arrays in the order they appear in
12694 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
12695 IX86_BUILTIN__BDESC_*_LAST enumerator.
12696 (bdesc_mpx): Fix up a comment typo.
12697 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
12698 __builtin_ia32_vpcomneu[bwdq] builtins.
12699 (BDESC_VERIFY, BDESC_VERIFYS): Define.
12700 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
12701 enum ix86_builtins ordering.
12702 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
12703 for direct bdesc_* array member access instead of searching all the
12704 arrays until an fcode match is found.
12706 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
12708 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
12709 pattern as define_insn_and_split. Split insn before reload to
12711 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
12712 <shift_insn><mode>3_1.
12713 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
12714 <rotate_insn><mode>3_1.
12716 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12719 * input.c (get_source_range_for_substring): Rename to...
12720 (get_source_location_for_substring): ...this, adding param
12721 "caret_idx", and converting output param from source_range * to
12723 (get_source_range_for_char): New function.
12724 (get_num_source_ranges_for_substring): Update comment to reflect
12726 (assert_char_at_range): Update to use get_source_range_for_char
12727 rather than get_source_range_for_substring.
12728 (test_lexer_string_locations_concatenation_2): Likewise.
12729 * substring-locations.h (get_source_range_for_substring): Rename
12731 (get_source_location_for_substring): ...this, and adding param
12732 "caret_idx", and converting output param from source_range * to
12735 2016-08-16 David Malcolm <dmalcolm@redhat.com>
12737 * input.c (class selftest::temp_source_file): Move to
12739 (selftest::temp_source_file::temp_source_file): Move to
12741 (selftest::temp_source_file::~temp_source_file): Likewise.
12742 * selftest.c (selftest::temp_source_file::temp_source_file): Move
12744 (selftest::temp_source_file::~temp_source_file): Likewise.
12745 * selftest.h (class selftest::temp_source_file): Move here from
12748 2016-08-16 Jakub Jelinek <jakub@redhat.com>
12751 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
12752 inlining, add cgraph edge for the added __builtin_unreachable call.
12754 PR middle-end/67485
12755 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
12756 only cast it to SHWI for the final comparison.
12758 2016-08-16 Martin Liska <mliska@suse.cz>
12760 PR gcov-profile/36412
12761 * doc/gcov.texi: Document --hash-filenames(-x).
12762 * gcov.c (print_usage): Add the option.
12763 (process_args): Process the option, sort options alphabetically.
12764 (md5sum_to_hex): New function.
12765 (make_gcov_file_name): Do the md5sum and append it to a
12768 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12770 PR tree-optimization/69848
12771 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
12772 and swtich operands to avoid additional NOT instruction.
12773 (vcond<v_cmp_mixed><mode>): Ditto.
12774 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12776 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
12778 * doc/install.texi (*-*-solaris2*): Adjust latest change.
12780 2016-08-16 Richard Biener <rguenther@suse.de>
12782 PR tree-optimization/76783
12783 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
12784 BB visited flags at start.
12786 2016-08-16 Bin Cheng <bin.cheng@arm.com>
12788 PR tree-optimization/72817
12789 PR tree-optimization/73450
12790 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
12791 multiple_of_p for adjusted IV.base.
12793 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
12796 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
12797 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
12798 for !flag_finite_math_only or flag_signed_zeros.
12799 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
12800 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
12801 depend on flag_finite_math_only.
12802 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
12804 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
12805 (*ieee_smin<mode>3): Ditto.
12806 (*ieee_smax<mode>3): Ditto.
12807 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
12808 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
12810 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
12811 depend on flag_finite_math_only.
12812 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
12813 (*mmx_<code>v2sf3): Remove.
12814 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
12815 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
12816 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
12818 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
12820 PR rtl-optimization/73650
12821 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
12822 it is not a simple move.
12824 2016-08-15 Martin Liska <mliska@suse.cz>
12827 * gcc.c (do_spec_1): Call save_string with the right size.
12828 (save_string): Do an assert about string we copy.
12830 2016-08-15 Richard Biener <rguenther@suse.de>
12832 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
12833 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
12835 (pass_data_stv): Likewise.
12837 2016-08-15 Richard Biener <rguenther@suse.de>
12839 PR tree-optimization/73434
12840 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
12841 TBAA info on the base when forwarding a non-invariant address.
12843 2016-08-15 Jakub Jelinek <jakub@redhat.com>
12845 * dwarf2out.c (struct checksum_attributes): Add
12846 at_string_length_bit_size and at_string_length_byte_size fields.
12847 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
12848 and DW_AT_string_length_byte_size.
12849 (die_checksum_ordered): Handle at_string_length_bit_size and
12850 at_string_length_byte_size.
12851 (gen_array_type_die): For dwarf_version >= 5 emit
12852 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12853 (adjust_string_types): For dwarf_version >= 5 remove
12854 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12855 (resolve_addr): Likewise.
12858 * dwarf2out.c (string_types): New variable.
12859 (gen_array_type_die): Change early_dwarf handling of
12860 DW_AT_string_length, create DW_OP_call4 referencing the
12861 length var temporarily. Handle parameters that are pointers
12863 (adjust_string_types): New function.
12864 (gen_subprogram_die): Temporarily set string_types to local var,
12865 call adjust_string_types if needed.
12866 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
12868 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
12870 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
12872 * doc/install.texi (*-*-solaris2*): Fix version number and document
12873 requirement on GNU make for building libjava with the Solaris linker.
12875 2016-08-15 Martin Liska <mliska@suse.cz>
12876 Jakub Jelinek <jakub@redhat.com>
12878 PR tree-optimization/72824
12879 * tree-loop-distribution.c (const_with_all_bytes_same)
12880 <case VECTOR_CST>: Fix a typo.
12882 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
12885 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
12886 Renamed from _mm512_undefined_si512.
12887 (_mm_undefined_si512): New definition.
12889 2016-08-13 Richard Biener <rguenther@suse.de>
12891 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
12892 into PHIs and update the lattice for its def.
12894 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12897 * ubsan.c (instrument_si_overflow): Pass true instead of false
12899 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
12900 of bbs. Return TODO_cleanup_cfg if any returned true.
12902 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12904 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
12905 ISA 3.0 MTVSRDD instruction.
12906 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
12909 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
12911 PR tree-optimization/71083
12912 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
12913 bitfield access when possible.
12915 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
12917 PR middle-end/71654
12918 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
12919 sign-changing cast from a shorter unsigned type to a wider
12922 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12924 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
12925 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
12926 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
12928 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12930 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
12931 Correct costs for vec_construct.
12933 2016-08-12 Bin Cheng <bin.cheng@arm.com>
12935 PR tree-optimization/69848
12936 * tree-vectorizer.h (enum vect_def_type): New condition reduction
12937 type CONST_COND_REDUCTION.
12938 * tree-vect-loop.c (vectorizable_reduction): Support new condition
12939 reudction type CONST_COND_REDUCTION.
12941 2016-08-12 Richard Biener <rguenther@suse.de>
12943 PR tree-optimization/57326
12944 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
12945 returning an SSA name.
12946 (phi_translate_1): When fully_constant_expression returns a NAME
12947 make sure we have a leader for it.
12949 2016-08-12 Martin Liska <mliska@suse.cz>
12950 Adam Fineman <afineman@afineman.com>
12952 * gcov.c (process_file): Create .gcov file when .gcda
12955 2016-08-12 Marek Polacek <polacek@redhat.com>
12958 * alias.c (find_base_value): Adjust fall through comment.
12959 * cfgexpand.c (expand_debug_expr): Likewise.
12960 * combine.c (find_split_point): Likewise.
12961 (expand_compound_operation): Likewise. Add FALLTHRU.
12962 (make_compound_operation): Adjust fall through comment.
12963 (canon_reg_for_combine): Add FALLTHRU.
12964 (force_to_mode): Adjust fall through comment.
12965 (simplify_shift_const_1): Likewise.
12966 (simplify_comparison): Likewise.
12967 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
12969 * config/aarch64/predicates.md: Likewise.
12970 * config/i386/i386.c (function_arg_advance_32): Likewise.
12971 (ix86_gimplify_va_arg): Likewise.
12972 (print_reg): Likewise.
12973 (ix86_print_operand): Likewise.
12974 (ix86_build_const_vector): Likewise.
12975 (ix86_expand_branch): Likewise.
12976 (ix86_sched_init_global): Adjust fall through comment.
12977 (ix86_expand_args_builtin): Add FALLTHRU.
12978 (ix86_expand_builtin): Likewise.
12979 (ix86_expand_vector_init_one_var): Likewise.
12980 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
12981 (rs6000_adjust_cost): Likewise.
12982 (insn_must_be_first_in_group): Likewise.
12983 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
12984 * dbxout.c (dbxout_symbol): Adjust fall through comment.
12985 * df-scan.c (df_uses_record): Likewise.
12986 * dojump.c (do_jump): Add FALLTHRU.
12987 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
12989 (resolve_args_picking_1): Adjust fall through comment.
12990 (loc_list_from_tree_1): Likewise.
12991 * expmed.c (make_tree): Likewise.
12992 * expr.c (expand_expr_real_2): Add FALLTHRU.
12993 (expand_expr_real_1): Likewise. Adjust fall through comment.
12994 * fold-const.c (const_binop): Adjust fall through comment.
12995 (fold_truth_not_expr): Likewise.
12996 (fold_cond_expr_with_comparison): Add FALLTHRU.
12997 (fold_binary_loc): Likewise.
12998 (contains_label_1): Adjust fall through comment.
12999 (multiple_of_p): Likewise.
13000 * gcov-tool.c (process_args): Add FALLTHRU.
13001 * genattrtab.c (check_attr_test): Likewise.
13002 (write_test_expr): Likewise.
13003 * genconfig.c (walk_insn_part): Likewise.
13004 * genpreds.c (validate_exp): Adjust fall through comment.
13005 (needs_variable): Likewise.
13006 * gensupport.c (get_alternatives_number): Add FALLTHRU.
13007 (subst_dup): Likewise.
13008 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
13009 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
13010 (gimplify_scan_omp_clauses): Add FALLTHRU.
13011 (goa_stabilize_expr): Likewise.
13012 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
13014 * hsa-gen.c (get_address_from_value): Likewise.
13015 * ipa-icf.c (sem_function::hash_stmt): Likewise.
13016 * ira.c (ira_setup_alts): Add FALLTHRU.
13017 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
13019 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
13020 * opts.c (common_handle_option): Likewise.
13021 * read-rtl.c (read_rtx_code): Likewise.
13022 * real.c (round_for_format): Likewise.
13023 * recog.c (asm_operand_ok): Likewise.
13024 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
13025 * reload1.c (set_label_offsets): Likewise.
13026 (eliminate_regs_1): Likewise.
13027 (reload_reg_reaches_end_p): Likewise.
13028 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
13029 (rtx_cost): Likewise.
13030 * sched-rgn.c (is_exception_free): Likewise.
13031 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
13032 * stor-layout.c (int_mode_for_mode): Likewise.
13033 * toplev.c (print_to_asm_out_file): Likewise.
13034 (print_to_stderr): Likewise.
13035 * tree-cfg.c (gimple_verify_flow_info): Likewise.
13036 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
13037 (chrec_fold_multiply): Likewise.
13038 (evolution_function_is_invariant_rec_p): Likewise.
13039 (for_each_scev_op): Likewise.
13040 * tree-data-ref.c (siv_subscript_p): Likewise.
13041 (get_references_in_stmt): Likewise.
13042 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
13043 (substitute_in_expr): Likewise.
13044 (type_cache_hasher::equal): Likewise.
13045 (walk_type_fields): Likewise.
13046 * var-tracking.c (adjust_mems): Add FALLTHRU.
13047 (set_dv_changed): Adjust fall through comment.
13048 * varasm.c (default_function_section): Add FALLTHRU.
13050 2016-08-12 Marek Polacek <polacek@redhat.com>
13053 * tree-complex.c (expand_complex_division): Add missing break.
13055 2016-08-12 Richard Biener <rguenther@suse.de>
13057 * passes.c (execute_todo): Do not push/pop TV_TODO.
13058 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
13059 (execute_one_pass): Likewise.
13060 * common.opt (ftime-report-details): New switch.
13061 * doc/invoke.texi (ftime-report-details): Document.
13062 * timevar.h (timer::print_row): Adjust signature.
13063 (timer::all_zero): New static helper.
13064 (timer::child_map_t): New typedef.
13065 (timer::time_var_def): Add children field.
13066 * timevar.c (timer::named_items::print): Adjust.
13067 (timer::~timer): Free timevar recorded children.
13068 (timer::pop_internal): When -ftime-report-details record
13069 time spent in sub-timevars.
13070 (timer::print_row): Adjust.
13071 (timer::print): Print sub-timevar stats, use all_zero.
13072 * timevar.def (TV_TODO): Remove.
13074 2016-08-12 Richard Biener <rguenther@suse.de>
13076 PR tree-optimization/72851
13077 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
13078 worklists to use bitmaps indexed in execution order.
13079 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
13080 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
13081 (cfg_blocks): Make a bitmap.
13082 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
13084 (cfg_blocks_empty_p): Adjust.
13085 (cfg_blocks_add): Likewise.
13086 (cfg_blocks_get): Likewise.
13087 (add_ssa_edge): Likewise.
13088 (add_control_edge): Likewise.
13089 (simulate_stmt): Likewise.
13090 (process_ssa_edge_worklist): Likewise.
13091 (simulate_block): Likewise.
13092 (ssa_prop_init): Compute PRE order and stmt UIDs.
13093 (ssa_prop_fini): Adjust.
13094 (ssa_propagate): Adjust.
13096 2016-08-12 Richard Biener <rguenther@suse.de>
13098 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
13099 the currently executable edges have fixed ranges. Always
13100 go through update_value_range.
13102 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
13106 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
13107 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
13108 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
13109 (LANG_HOOKS_DECLS): Add it.
13110 * langhooks.h (struct lang_hooks_for_decls): Add
13111 function_decl_defaulted. Const_tree-ify
13112 function_decl_explicit_p and function_decl_deleted_p.
13113 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
13114 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
13115 also at strict DWARF v5.
13118 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
13119 TYPE_QUAL_CONST in reference-typed decls.
13122 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
13123 in DW_OP_pieces, just enough to handle pointers to member
13125 (gen_remaining_tmpl_value_param_die_attribute): Use a location
13126 expression on DWARFv5 if a constant value doesn't work.
13128 2016-08-11 David Malcolm <dmalcolm@redhat.com>
13130 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
13131 * selftest.c (selftest::test_assertions): New function.
13132 (selftest::selftest_c_tests): New function.
13133 * selftest.h (selftest::selftest_c_tests): New declaration.
13135 2016-08-11 Richard Biener <rguenther@suse.de>
13136 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13138 PR rtl-optimization/72855
13139 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
13141 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13144 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
13145 (vsx_store_<mode>): Likewise.
13147 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13149 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
13150 TImode CONST_WIDE_INT store.
13151 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
13153 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13155 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
13156 mode if unaligned SSE load and store are optimal.
13158 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13160 PR tree-optimization/71083
13161 * tree-predcom.c (ref_at_iteration): Correctly align the
13164 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13166 * config/s390/s390-builtin-types.def: Add INT128 types.
13167 * config/s390/s390-builtins.def: Add INT128 variants for the add
13168 sub low-level builtins dealing with TImode.
13169 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
13170 via subreg when expanding a builtin.
13171 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
13172 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
13174 * config/s390/vecintrin.h: Adjust builtin names accordingly.
13175 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
13176 ("vec_addc<mode>", "vec_addc_u128"): Merge to
13177 "vacc<bhfgq>_<mode>".
13178 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
13179 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
13180 ("vec_subc<mode>", "vec_subc_u128"): Merge to
13181 "vscbi<bhfgq>_<mode>".
13182 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
13183 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
13185 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13187 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
13189 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13191 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
13192 unused declaration.
13193 (vcond<v_cmp_mixed><mode>): Ditto.
13194 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13196 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13198 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
13199 variable explicitly, also assert on it before use.
13201 2016-08-11 Richard Biener <rguenther@suse.de>
13203 PR tree-optimization/72772
13204 * cfgloopmanip.c (create_preheader): Use split_edge if there
13205 is a single loop entry, avoiding degenerate PHIs.
13207 2016-08-11 Richard Biener <rguenther@suse.de>
13209 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
13210 unconditional TODO_cleanup_cfg.
13211 (pass_thread_jumps::execute): Initialize loops, perform a CFG
13212 cleanup only if we threaded a jump.
13214 2016-08-11 Alan Modra <amodra@gmail.com>
13217 * lra-constraints.c (simplify_operand_subreg): Allow subreg
13218 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
13219 slow. Emit two reloads for slow mem case, first loading in
13220 fast innermode, then converting to required mode.
13222 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
13224 * config/rs6000/altivec.h (vec_extract_exp): New macro.
13225 (vec_extract_sig): New macro.
13226 (vec_insert_exp): New macro.
13227 (vec_test_data_class): New macro.
13228 (scalar_extract_exp): New macro.
13229 (scalar_extract_sig): New macro.
13230 (scalar_insert_exp): New macro.
13231 (scalar_test_data_class): New macro.
13232 (scalar_test_neg): New macro.
13233 (scalar_cmp_exp_gt): New macro.
13234 (scalar_cmp_exp_lt): New macro.
13235 (scalar_cmp_exp_eq): New macro.
13236 (scalar_cmp_exp_unordered): New macro.
13237 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
13238 to enforce constraint that operand is a 7-bit unsigned literal.
13239 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
13240 for power9 built-ins.
13241 (BU_P9V_VSX_2): Likewise.
13242 (BU_P9V_64BIT_VSX_2): Likewise.
13243 (VSEEDP): Add scalar extract exponent support.
13244 (VSEESP): Add scalar extract signature support.
13245 (VSTDCNDP): Add scalar test negative support.
13246 (VSTDCNSP): Likewise.
13247 (VSIEDP): Add scalar insert exponent support.
13248 (VSCEDPGT): Add scalar compare exponent greater than support.
13249 (VSCEDPLT): Add scalar compare exponent less than support.
13250 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
13251 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
13252 (VSTDCDP): Add scalar test data class support.
13253 (VSTDCSP): Likewise.
13254 (VSEEDP): Add overload support for scalar extract exponent
13256 (VSESDP): Add overload support for scalar extract signature
13258 (VSTDCN): Add overload support for scalar test negative
13260 (VSTDCNDP): Add overload support for scalar test negative
13262 (VSTDCNSP): Add overload support for scalar test negative
13264 (VSIEDP): Add overload support for scalar insert exponent
13266 (VSTDC): Add overload support for scalar test data class
13268 (VSTDCDP): Add overload support for scalar test data class
13270 (VSTDCSP): Add overload support for scalar test data class
13272 (VSCEDPGT): Add overload support for scalar compare exponent
13273 greater than operation.
13274 (VSCEDPLT): Add overload support for scalar compare exponent
13275 less than operation.
13276 (VSCEDPEQ): Add overload support for scalar compare exponent
13277 test-for-equality operation.
13278 (VSCEDPUO): Add overload support for scalar compare exponent
13279 test-for-unordered operation.
13280 (VEEDP): Add vector extract exponent support.
13282 (VESDP): Add vector extract significand support.
13284 (VIEDP): Add vector insert exponent support.
13286 (VTDCDP): Add vector test data class support.
13287 (VTDCSP): Likewise.
13288 (VES): Add overload support for vector extract significand operation.
13291 (VEE): Add overload support for vector extract exponent operation.
13294 (VTDC): Add overload support for vector test data class operation.
13295 (VTDCDP): Likewise.
13296 (VTDCSP): Likewise.
13297 (VIE): Add overload support for vector insert exponent operation.
13300 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13301 overloaded binary floating point functions.
13302 (altivec_resolve_overloaded_builtin): Improve error messages to
13303 distinguish between functions not supported in the current
13304 compiler configuration and functions that were invoked with an
13305 invalid parameter combination, and include the built-in function
13306 name in both error messages.
13307 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
13309 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
13311 (rs6000_expand_binop_builtin): Add check to enforce that argument
13312 2 of the test data class operations is a 7-bit unsigned literal.
13313 (rs6000_invalid_builtin): Add code to issue an error message if a
13314 built-in function that requires the power9_vector and -m32
13315 command-line options is compiled without these options.
13316 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
13317 (UNSPEC_VSX_SXSIGDP): New value.
13318 (UNSPEC_VSX_SXSIGPDP): New value.
13319 (UNSPEC_VSX_SIEXPDP): New value.
13320 (UNSPEC_VSX_SCMPEXPDP): New value.
13321 (UNSPEC_VSX_STSTDC): New value.
13322 (UNSPEC_VSX_VXEXP): New value.
13323 (UNSPEC_VSX_VXSIG): New value.
13324 (UNSPEC_VSX_VIEXP): New value.
13325 (UNSPEC_VSX_VTSTDC): New value.
13326 (xsxexpdp): New insn for scalar extract exponent.
13327 (xsxsigdp): New insn for scalar extract significand.
13328 (xsiexpdp): New insn for scalar insert exponent.
13329 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
13330 (*xscmpexpdp): New insn for scalar compare exponents.
13331 (xststdc<Fvsx): New expansion for both single- and
13332 double-precision scalar test data class operations.
13333 (xststdcneg<Fvsx>): New expansion for both single- and
13334 double-precision scalar test for negative value operations.
13335 (*xststdc<Fvsx>): New insn for scalar test data class
13337 (xvxexp<VSs>): New insn for single- and double-precision
13338 vector extract exponent operation.
13339 (xvxsig<VSs>): New insn for single- and double-precision
13340 vector extract significand operation.
13341 (xviexp<VSs>): New insn for single- and double-precision
13342 vector insert exponent operation.
13343 (xvtstdc<VSs>): New insn for single- and double-precision
13344 vector test data class operation.
13345 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13346 built-in functions to represent the Power9 binary floating-point
13347 support instructions.
13349 2016-08-10 bin cheng <bin.cheng@arm.com>
13351 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
13353 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13354 Renlin Li <renlin.li@arm.com>
13355 Bin Cheng <bin.cheng@arm.com>
13357 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
13358 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
13359 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
13360 (aarch64_vcond_internal<mode><mode>): Delete pattern.
13361 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
13362 (vcond<v_cmp_result><mode>): Ditto.
13363 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
13364 (vcondu<mode><mode>): Ditto.
13365 (vcond<v_cmp_mixed><mode>): New pattern.
13366 (vcondu<mode><v_cmp_mixed>): New pattern.
13367 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
13368 of aarch64_vcond_internal.
13370 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13371 Renlin Li <renlin.li@arm.com>
13372 Bin Cheng <bin.cheng@arm.com>
13374 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
13375 (vec_cmp<mode><v_cmp_result>): New pattern.
13376 (vec_cmpu<mode><mode>): New pattern.
13377 (vcond_mask_<mode><v_cmp_result>): New pattern.
13379 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13381 PR tree-optimization/71734
13382 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
13383 REF_LOOP, invoke ref_indep_loop_p_1.
13384 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
13385 to ref_indep_loop_p.
13386 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
13387 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
13388 is inside LOOP, do not cache dpendence value for loops with
13390 (ref_indep_loop_p_2): Delete function.
13391 (can_sm_ref_p): Pass LOOP as additional argument to
13394 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
13397 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
13398 being an offsettable address.
13400 2016-08-10 Martin Liska <mliska@suse.cz>
13402 PR gcov-profile/58306
13403 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
13404 atomic variants of profile update functions.
13406 2016-08-10 Martin Liska <mliska@suse.cz>
13408 Cherry picked (and modified) from google-4_7 branch
13409 2012-12-26 Rong Xu <xur@google.com>
13410 * common.opt (fprofile-update): Add new flag.
13411 * coretypes.h: Define enum profile_update.
13412 * doc/invoke.texi: Document -fprofile-update.
13413 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
13414 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
13415 * tree-profile.c (gimple_init_edge_profiler): Generate
13416 also atomic profiler update.
13417 (gimple_gen_edge_profiler): Likewise.
13419 2016-08-10 David Malcolm <dmalcolm@redhat.com>
13421 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
13422 stack_usage_file to NULL after fclose calls.
13424 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13427 * reload.c (push_reload): Compute subreg_in_class for
13428 subregs of constants and plus expressions. Remove special
13429 handling of SYMBOL_REFs.
13431 2016-08-10 Alan Modra <amodra@gmail.com>
13434 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
13435 SImode for TARGET_E500_DOUBLE when given SImode.
13437 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
13439 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
13440 unused variable __O.
13442 2016-08-09 Martin Liska <mliska@suse.cz>
13444 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
13445 _gcov_reset to __gcov_reset.
13446 * doc/gcov-tool.texi: Fix typo.
13448 2016-08-09 Martin Liska <mliska@suse.cz>
13450 * value-prof.c (gimple_divmod_values_to_profile): Do not
13451 instrument MOD histogram if a value is not a SSA name.
13453 2016-08-09 Martin Liska <mliska@suse.cz>
13455 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
13458 2016-08-09 Renlin Li <renlin.li@arm.com>
13460 PR middle-end/64971
13461 * calls.c (prepare_call_address): Convert funexp to Pmode when
13463 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
13464 (sibcall_value): Likewise.
13466 2016-08-09 Marek Polacek <polacek@redhat.com>
13469 * cselib.c (cselib_expand_value_rtx_1): Add return.
13470 * gengtype.c (dbgprint_count_type_at): Likewise.
13471 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
13472 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
13474 2016-08-09 Martin Jambor <mjambor@suse.cz>
13477 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
13478 if instance is a MEM_REF.
13480 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
13483 * config/i386/i386.md (*movtf_internal): Use
13484 lra_in_progress || reload_completed instead of !can_create_pseudo_p
13485 in the insn constraint.
13486 (*movxf_internal): Ditto.
13487 (*movdf_internal): Ditto.
13488 (*movsf_internal): Ditto.
13490 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13492 PR tree-optimization/72772
13493 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13496 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13498 PR tree-optimization/72772
13499 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
13501 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
13502 parameter STOP and update calls. Move expand_simple_operations
13503 function call from here...
13504 (simplify_using_initial_conditions): ...to here. Delete parameter
13506 (tree_simplify_using_condition): Delete parameter STOP.
13507 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
13508 simplify_using_initial_conditions.
13510 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
13513 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
13514 Use create_tmp_var_raw instead of create_tmp_var.
13516 2016-08-09 Richard Biener <rguenther@suse.de>
13518 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
13519 Treat same SSA names related.
13521 2016-08-09 Jakub Jelinek <jakub@redhat.com>
13523 PR tree-optimization/72824
13524 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
13525 real_zerop is not negative.
13527 2016-08-09 Richard Biener <rguenther@suse.de>
13529 PR tree-optimization/71802
13530 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
13531 all merge opportunities with the predecessor.
13533 2016-08-09 Richard Biener <rguenther@suse.de>
13536 * ipa-prop.c (ipa_modify_formal_parameters): Build
13537 parameter types with natural alignment also for the
13540 2016-08-08 Andi Kleen <ak@linux.intel.com>
13542 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
13544 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13547 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
13548 do-nothing langhook.
13549 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
13550 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
13551 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
13552 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
13554 2016-08-08 David Malcolm <dmalcolm@redhat.com>
13557 * input.c: Ensure that HAVE_ICONV is defined.
13559 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13561 PR middle-end/72781
13562 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
13563 private vars for lastprivate and for linear iterator.
13565 PR middle-end/68762
13566 * omp-simd-clone.c: Include varasm.h.
13567 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
13568 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
13569 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
13570 update function name.
13572 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13574 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
13575 (avr_diagnose_devicespecs_error): Remove.
13576 (avr_devicespecs_file): Remove composing absolute path for specfile
13577 and its verbose info. Remove conditions to check specs-file,
13579 2016-08-08 Jakub Jelinek <jakub@redhat.com>
13581 PR rtl-optimization/72821
13582 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
13583 just return false for them.
13585 2016-08-08 Alan Modra <amodra@gmail.com>
13588 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
13589 toc refs created during reload. Update function comment.
13591 2016-08-08 Alan Modra <amodra@gmail.com>
13594 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
13595 alternatives. Put loads first, then stores, and reg/reg moves
13596 within same class later. Delete attr length.
13598 2016-08-08 Alan Modra <amodra@gmail.com>
13601 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
13602 (mem_operand_ds_form): New predicate.
13603 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
13604 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
13605 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
13606 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
13607 (extendsfdf2_fpr): Replace o constraint with wY.
13609 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
13611 * tree-ssa-threadbackward.c: Include tree-inline.h
13612 (profitable_jump_thread_path): Use estimate_num_insns to estimate
13613 size of copied block; for cold paths reduce duplication.
13614 (find_jump_threads_backwards): Remove redundant tests.
13615 (pass_thread_jumps::gate): Enable for -Os.
13617 2016-08-07 Jakub Jelinek <jakub@redhat.com>
13620 * stor-layout.c (layout_decl): Fix up formatting.
13621 (relayout_decl): Allow DECL to be FIELD_DECL.
13623 2016-08-07 Alan Modra <amodra@gmail.com>
13625 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
13627 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13629 * data-streamer-in.c (streamer_read_wide_int): New.
13630 (streamer_read_widest_int): Renamed function.
13631 * data-streamer-out.c (streamer_write_wide_int): New
13632 (streamer_write_widest_int): Renamed function.
13633 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
13635 (input_cfg): Call renamed function.
13636 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
13638 (output_cfg): Call renamed function.
13639 * data-streamer.h: Add declarations.
13641 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13643 * tree-ssa-ccp.c (extend_mask): New param sgn.
13644 Remove ORing with wi::mask.
13645 (get_default_value): Adjust call to extend_mask to pass sign.
13646 (evaluate_stmt): Likewise.
13648 2016-08-06 Jakub Jelinek <jakub@redhat.com>
13650 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
13653 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13655 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
13656 transform if operand's type is pointer to function or method.
13658 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13660 PR tree-optimization/18046
13661 * tree-ssa-threadedge.c: Include cfganal.h.
13662 (simplify_control_statement_condition): If simplifying a
13663 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
13664 with the dominating ASSERT_EXPR before handing it off to VRP.
13665 Mention that a CASE_LABEL_EXPR may be returned.
13666 (thread_around_empty_blocks): Adjust to handle
13667 simplify_control_statement_condition() returning a
13669 (thread_through_normal_block): Likewise.
13670 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
13671 a switch statement by trying to determine which case label
13674 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
13676 PR rtl-optimization/69847
13677 * lra-constraints.c (process_invariant_for_inheritance): Save
13678 pattern instead of src.
13679 (remove_inheritance_pseudos): Use the pattern. Add assert.
13681 2016-08-05 David Malcolm <dmalcolm@redhat.com>
13683 * input.c (string_concat::string_concat): New constructor.
13684 (string_concat_db::string_concat_db): New constructor.
13685 (string_concat_db::record_string_concatenation): New method.
13686 (string_concat_db::get_string_concatenation): New method.
13687 (string_concat_db::get_key_loc): New method.
13688 (class auto_cpp_string_vec): New class.
13689 (get_substring_ranges_for_loc): New function.
13690 (get_source_range_for_substring): New function.
13691 (get_num_source_ranges_for_substring): New function.
13692 (class selftest::lexer_test_options): New class.
13693 (struct selftest::lexer_test): New struct.
13694 (class selftest::ebcdic_execution_charset): New class.
13695 (selftest::ebcdic_execution_charset::s_singleton): New variable.
13696 (selftest::lexer_test::lexer_test): New constructor.
13697 (selftest::lexer_test::~lexer_test): New destructor.
13698 (selftest::lexer_test::get_token): New method.
13699 (selftest::assert_char_at_range): New function.
13700 (ASSERT_CHAR_AT_RANGE): New macro.
13701 (selftest::assert_num_substring_ranges): New function.
13702 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
13703 (selftest::assert_has_no_substring_ranges): New function.
13704 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
13705 (selftest::test_lexer_string_locations_simple): New function.
13706 (selftest::test_lexer_string_locations_ebcdic): New function.
13707 (selftest::test_lexer_string_locations_hex): New function.
13708 (selftest::test_lexer_string_locations_oct): New function.
13709 (selftest::test_lexer_string_locations_letter_escape_1): New function.
13710 (selftest::test_lexer_string_locations_letter_escape_2): New function.
13711 (selftest::test_lexer_string_locations_ucn4): New function.
13712 (selftest::test_lexer_string_locations_ucn8): New function.
13713 (selftest::uint32_from_big_endian): New function.
13714 (selftest::test_lexer_string_locations_wide_string): New function.
13715 (selftest::uint16_from_big_endian): New function.
13716 (selftest::test_lexer_string_locations_string16): New function.
13717 (selftest::test_lexer_string_locations_string32): New function.
13718 (selftest::test_lexer_string_locations_u8): New function.
13719 (selftest::test_lexer_string_locations_utf8_source): New function.
13720 (selftest::test_lexer_string_locations_concatenation_1): New
13722 (selftest::test_lexer_string_locations_concatenation_2): New
13724 (selftest::test_lexer_string_locations_concatenation_3): New
13726 (selftest::test_lexer_string_locations_macro): New function.
13727 (selftest::test_lexer_string_locations_stringified_macro_argument):
13729 (selftest::test_lexer_string_locations_non_string): New function.
13730 (selftest::test_lexer_string_locations_long_line): New function.
13731 (selftest::test_lexer_char_constants): New function.
13732 (selftest::input_c_tests): Call the new test functions once per
13733 case within the line_table test matrix.
13734 * input.h (struct string_concat): New struct.
13735 (struct location_hash): New struct.
13736 (class string_concat_db): New class.
13737 * substring-locations.h: New header.
13739 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
13741 PR tree-optimization/72810
13742 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
13743 the type of the case labels when truncating.
13745 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
13748 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
13749 (aarch64_fp16_ptr_type_node): Likewise.
13750 * config/aarch64/aarch64-simd-builtins.c
13751 (aarch64_fp16_ptr_type_node): Define.
13752 (aarch64_init_fp16_types): New, refactored out of...
13753 (aarch64_init_builtins): ...here, update to call
13754 aarch64_init_fp16_types.
13755 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
13757 (aapcs_vfp_sub_candidate): Likewise.
13759 2016-08-05 Martin Liska <mliska@suse.cz>
13760 Joshua Cranmer <Pidgeot18@gmail.com>
13762 * gcov.c (line_t::has_block): New function.
13763 (enum loop_type): New enum.
13764 (handle_cycle): New function.
13765 (unblock): Likewise.
13766 (circuit): Likewise.
13767 (get_cycles_count): Likewise.
13768 (accumulate_line_counts): Use new loop detection algorithm.
13770 2016-08-05 Martin Liska <mliska@suse.cz>
13772 * gcov.c (output_intermediate_file): Rename
13773 function_info::line_next to next_file_fn.
13774 (process_file): Likewise.
13775 (read_graph_file): Likewise.
13776 (accumulate_line_counts): Likewise.
13777 (output_lines): Likewise.
13779 2016-08-05 Richard Biener <rguenther@suse.de>
13781 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
13782 restriction on threading to a loop header.
13784 2016-08-05 Richard Biener <rguenther@suse.de>
13786 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
13787 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
13788 adjust loop info accordingly.
13790 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
13792 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
13793 before folding call to __builtin_constant_p with parameters to false.
13795 2016-08-05 Alan Modra <amodra@gmail.com>
13797 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
13798 code accidentally committed 2016-05-02 providing class when given
13801 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13803 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
13804 the case label ranges that partially overlap with OP's value
13807 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
13810 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
13811 Cast builtin function result to __mmask16 instead of __mmask8.
13812 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13813 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
13814 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
13816 2016-08-04 David Malcolm <dmalcolm@redhat.com>
13818 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
13819 (ASSERT_TRUE_AT): New macro.
13820 (ASSERT_FALSE): Reimplement in terms of...
13821 (ASSERT_FALSE_AT): New macro.
13822 (ASSERT_STREQ_AT): Fix typo in comment.
13824 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13826 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
13827 labels are exhaustive, designate the label with the widest
13828 range to be the default label.
13830 2016-08-04 Andrew Pinski <apinski@cavium.com>
13832 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
13833 (thunderx_tunings): Use thunderx_vector_cost instead of
13834 generic_vector_cost.
13836 2016-08-04 Martin Liska <mliska@suse.cz>
13838 * gcov.c (main): Fix GNU coding style.
13839 (output_intermediate_file): Likewise.
13840 (process_file): Likewise.
13841 (generate_results): Likewise.
13842 (release_structures): Likewise.
13843 (create_file_names): Likewise.
13844 (find_source): Likewise.
13845 (read_graph_file): Likewise.
13846 (find_exception_blocks): Likewise.
13847 (canonicalize_name): Likewise.
13848 (make_gcov_file_name): Likewise.
13849 (mangle_name): Likewise.
13850 (accumulate_line_counts): Likewise.
13851 (output_branch_count): Likewise.
13852 (read_line): Likewise.
13854 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
13856 PR rtl-optimization/71779
13857 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
13858 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
13859 or if it was truncated.
13861 PR rtl-optimization/70903
13862 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
13864 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13866 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
13867 accessing SSA_NAME_PTR_INFO.
13869 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13872 * common/config/avr/avr-common.c (avr_option_optimization_table)
13873 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
13875 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13878 * config/avr/avr.md: New pattern to work around do_store_flag
13879 generating shift instructions for bit extractions.
13881 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13883 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
13885 (add_equivalence): Likewise.
13886 (get_value_range): Allocate value range with vrp_value_range_pool.
13887 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
13888 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
13890 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
13892 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
13893 the default for the rs6000 port.
13895 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
13897 PR middle-end/71876
13898 * calls.c (special_function_p): Remove special handling of
13899 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
13900 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
13901 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
13903 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
13905 PR middle-end/72778
13906 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
13907 Don't stop on regular insns.
13909 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
13911 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
13912 size to DImode boundary.
13913 (nvptx_propagate): Likewise.
13915 2016-08-03 Alan Modra <amodra@gmail.com>
13917 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
13918 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
13919 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
13920 from -mefficient-unaligned-vector. Note that this affects fp too.
13922 2016-08-03 Alan Modra <amodra@gmail.com>
13924 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
13927 2016-08-03 Alan Modra <amodra@gmail.com>
13929 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
13930 to a reg. Localize vars.
13932 2016-08-03 Alan Modra <amodra@gmail.com>
13934 * config/rs6000/rs6000.opt: Remove negatives from help strings
13937 2016-08-03 Alan Modra <amodra@gmail.com>
13939 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
13940 Delete duplicated code.
13942 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13944 PR middle-end/72778
13945 * lra-spills.c (regno_in_use_p): New.
13946 (lra_final_code_change): Use it.
13948 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13950 PR rtl-optimization/69847
13951 * lra-int.h (struct lra-reg): Use restore_rtx instead of
13953 (lra_rtx_hash): New.
13954 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
13956 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
13957 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
13958 * lra-spills.c (lra_final_code_change): Don't delete insn when the
13959 next insn is USE with the same reg as the current insn source.
13960 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
13962 (lra_constraints_init): Call initiate_invariants.
13963 (lra_constraints_finish): Call finish_invariants.
13964 (struct invariant, invariant_t, invariant_ptr_t): New.
13965 (const_invariant_ptr_t, invariants, invariants_pool): New.
13966 (invariant_table, invariant_hash, invariant_eq_p): New.
13967 (insert_invariant, initiate_invariants, finish_invariants): New.
13968 (clear_invariants, invalid_invariant_regs): New.
13969 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
13970 instead of restore_regno.
13971 (invariant_p, process_invariant_for_inheritance): New.
13972 (inherit_in_ebb): Implement invariant inheritance.
13973 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
13974 (remove_inheritance_pseudos): Implement undoing invariant
13976 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
13977 instead of restore_regno.
13978 * lra-assigns.c (regno_live_length): New.
13979 (reload_pseudo_compare_func): Use regno_live_length.
13980 (assign_by_spills): Use restore_rtx instead of restore_regno.
13981 (lra_assign): Ditto. Initiate regno_live_length.
13983 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
13985 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
13986 __builtin_aarch64_fmindf.
13988 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13990 PR tree-optimization/34114
13991 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
13992 information for more control IVs.
13994 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13996 PR tree-optimization/34114
13997 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
13998 PLUS_EXPR case. Handle SSA_NAME case.
14000 2016-08-02 Tamar Christina <tamar.christina@arm.com>
14002 * config/aarch64/aarch64-simd-builtins.def
14003 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
14004 (__builtin_aarch64_fmaxdf): Likewise.
14005 (__builtin_aarch64_smin_nandf): Likewise.
14006 (__builtin_aarch64_smax_nandf): Likewise.
14007 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
14008 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
14009 (<fmaxmin><mode>3): ...this.
14010 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
14011 (vminnm_f64): Likewise.
14012 (vmin_f64): Likewise.
14013 (vmax_f64): Likewise.
14014 * config/aarch64/iterators.md (FMAXMIN): Merge with...
14015 (FMAXMIN_UNS): ...this.
14016 (fmaxmin): Merged with
14017 (fmaxmin_op): ...this...
14018 (maxmin_uns_op): ...in to this.
14020 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14022 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14023 Add support for vec_extract on vector float, vector int, vector
14024 short, and vector char vector types.
14025 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
14026 vector float, vector int, vector short, and vector char
14027 optimizations on 64-bit ISA 2.07 systems for both constant and
14028 variable element numbers.
14029 (rs6000_split_vec_extract_var): Likewise.
14030 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
14031 Altivec registers on ISA 2.07 and above.
14032 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
14033 which never was matched due to the split occuring before register
14034 allocation (and the code would not have worked on little endian
14035 systems if it did match). Allow extracts to go to the Altivec
14036 registers if ISA 2.07 (power8). Change from using "" around the
14037 C++ code to using {}'s.
14038 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
14039 vec_extracts when the vector is in memory.
14040 (vsx_extract_v4sf_var): New insn to optimize vector float
14041 vec_extracts when the element number is variable on 64-bit ISA
14043 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
14044 for 64-bit ISA 2.07 as well as ISA 3.0.
14045 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
14046 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
14047 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
14048 optimize vector int, vector short, and vector char vec_extracts
14049 when the vector is in memory.
14050 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
14051 optimize vector int, vector short, and vector char vec_extracts
14052 when the element number is variable.
14054 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14057 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
14058 does not overlap with other symbol flags.
14060 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
14062 * config/aarch64/aarch64.h (aarch64_frame):
14063 Remove padding0 and hardfp_offset. Add locals_offset,
14064 initial_adjust, callee_adjust, callee_offset and final_adjust.
14065 * config/aarch64/aarch64.c (aarch64_layout_frame):
14066 Remove unused padding0 and hardfp_offset initializations.
14067 Choose frame layout and set frame variables accordingly.
14068 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
14069 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
14070 (aarch64_pop_regs): Likewise.
14071 (aarch64_expand_prologue): Remove all decision code, just emit
14072 prolog according to frame variables.
14073 (aarch64_expand_epilogue): Remove all decision code, just emit
14074 epilog according to frame variables.
14075 (aarch64_initial_elimination_offset): Use offset to local/arg area.
14077 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
14080 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
14081 fix_debug_reg_uses after changing source register mode to
14082 V1TImode if source register is undefined.
14084 2015-08-01 Alan Hayward <alan.hayward@arm.com>
14086 PR tree-optimization/71818
14087 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
14088 with non invariant evolutions
14090 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14093 * config/avr/avr.md (length) [branch]: Correct insn length
14094 attribute for forward branches.
14096 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14098 * doc/extend.texi (AVR Built-in Functions): Document
14099 __builtin_avr_nops.
14100 * config/avr/builtins.def (NOPS): New.
14101 * config/avr/avr.c (avr_expand_nops): New static function.
14102 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
14104 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14106 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
14107 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
14110 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
14112 * config/aarch64/aarch64.c (vulcan_tunings): Update
14113 vulcan L1 cache_line_size.
14115 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14117 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
14118 function that takes a vector memory address, a hard register, an
14119 element number and a temporary base register, and recreates an
14120 address that points to the appropriate element within the vector.
14121 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
14122 (rs6000_split_vec_extract_var): Add support for the target of a
14123 vec_extract with variable element number being a scalar memory
14125 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
14127 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
14128 vsx_extract_<mode>_load insn with a new insn that optimizes
14129 storing either element to a memory location, using scratch
14130 registers to pick apart the vector and reconstruct the address.
14131 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
14132 (vsx_extract_<mode>_store): Rework alternatives to more correctly
14133 support Altivec registers. Add support for ISA 3.0 Altivec d-form
14135 (vsx_extract_<mode>_var): Add support for extracting a variable
14136 element number from memory.
14138 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14140 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
14141 when testing for compares against constants of the form 0xabab.
14143 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14145 PR tree-optimization/57558
14146 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
14148 (vect_loop_versioning): Support versioning with niter assumptions.
14149 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
14150 (vect_get_loop_niters): New parameter. Reimplement to support
14151 assumptions in loop niter info.
14152 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
14153 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
14154 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
14155 Support loop versioning for niters.
14156 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
14157 (vect_free_loop_info_assumptions): New function.
14158 (vectorize_loops): Free loop niter info for loops with flag
14159 LOOP_F_ASSUMPTIONS set if vectorization failed.
14160 * tree-vectorizer.h (struct _loop_vec_info): New field
14161 num_iters_assumptions.
14162 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
14163 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
14164 (LOOP_REQUIRES_VERSIONING): New macro.
14165 (vect_free_loop_info_assumptions): New decl.
14167 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14169 * cfgloop.h (struct loop): New field constraints.
14170 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
14171 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
14173 * cfgloop.c (alloc_loop): Initialize new field.
14174 * cfgloopmanip.c (copy_loop_info): Copy constraints.
14175 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
14176 Adjust niter analysis wrto loop constraints.
14177 * doc/loop.texi (@node Number of iterations): Add description for loop
14180 2016-07-29 Marek Polacek <polacek@redhat.com>
14183 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
14184 (ix86_expand_round_builtin): Likewise.
14186 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
14187 Georg-Johann Lay <avr@gjlay.de>
14189 PR rtl-optimization/71976
14190 * combine.c (get_last_value): Return 0 if the argument for which
14191 the function is called has a wider mode than the recorded value.
14193 2016-07-29 Marek Polacek <polacek@redhat.com>
14196 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
14197 (altivec_expand_st_builtin): Likewise.
14199 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14201 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
14202 introduced in r238381.
14204 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
14206 PR middle-end/68217
14207 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
14208 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
14210 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
14212 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
14214 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14215 Add support for vec_extract of vector double or vector long having
14216 a variable element number on 64-bit ISA 2.07 systems or newer.
14217 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
14219 (rs6000_split_vec_extract_var): New function to split a
14220 vec_extract built-in function with variable element number.
14221 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
14223 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
14224 (UNSPEC_VSX_EXTRACT): Likewise.
14225 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
14226 direct move instructions to be generated on 64-bit ISA 2.07
14227 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
14229 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
14230 arguments for vec_extract variable element.
14231 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
14232 vec_extract with variable element on V2DFmode and V2DImode
14234 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
14235 -mupper-regs-df requirement, since it isn't needed.
14236 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
14237 do direct moves on 64-bit systems, which allows optimization of
14238 vec_extract on 64-bit ISA 2.07 systems and newer.
14240 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14241 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14243 * config/aarch64/aarch64.md
14244 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
14245 statement and type.
14246 (<optab>qihi2_aarch64): Likewise, and split into two.
14247 (extendqihi2_aarch64): New.
14248 (zero_extendqihi2_aarch64): New.
14249 * config/aarch64/iterators.md (ldrxt): Remove.
14250 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
14253 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14255 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
14257 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14259 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
14260 (aarch64_push_reg): New function to push 1 or 2 registers.
14261 (aarch64_pop_reg): New function to pop 1 or 2 registers.
14262 (aarch64_expand_prologue): Use aarch64_push_regs.
14263 (aarch64_expand_epilogue): Use aarch64_pop_regs.
14265 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
14267 PR tree-optimization/71734
14268 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
14269 attribute instead of REF_LOOP and use it.
14270 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
14271 set it for Loops having non-zero safelen attribute.
14272 (ref_indep_loop_p): Pass zero as initial value for safelen.
14274 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
14276 PR middle-end/72657
14278 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
14279 call using chkp_gimple_call_builtin_p.
14280 (chkp_copy_bounds_for_assign): Likewise.
14282 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14284 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
14285 * config/arm/arm-protos.h (struct tune_params): Likewise.
14286 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
14287 (cortex_a9_sched_adjust_cost): Likewise.
14288 (fa726te_sched_adjust_cost): Likewise.
14289 (arm_adjust_cost): Likewise.
14290 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
14291 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
14292 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
14293 * config/i386/i386.c (ix86_adjust_cost): Likewise.
14294 * config/ia64/ia64.c: Likewise.
14295 * config/m68k/m68k.c: Likewise.
14296 * config/mep/mep.c (mep_adjust_cost): Likewise.
14297 * config/microblaze/microblaze.c (microblaze_adjust_cost):
14299 * config/mips/mips.c (mips_adjust_cost): Likewise.
14300 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
14302 * config/pa/pa.c (pa_adjust_cost): Likewise.
14303 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
14304 (rs6000_debug_adjust_cost): Likewise.
14305 * config/sh/sh.c (sh_adjust_cost): Likewise.
14306 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
14307 (hypersparc_adjust_cost): Likewise.
14308 (sparc_adjust_cost): Likewise.
14309 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
14310 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
14311 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
14313 * config/visium/visium.c (visium_adjust_cost): Likewise.
14314 * doc/tm.texi: Regenerate.
14315 * haifa-sched.c (dep_cost_1): Adjust.
14316 * target.def: Merge adjust_cost and adjust_cost_2.
14318 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14320 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
14322 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14324 * store-motion.c (struct st_expr): Make pattern_regs a vector.
14325 (extract_mentioned_regs): Append to a vector instead of
14326 returning a rtx_expr_list.
14327 (st_expr_entry): Adjust.
14328 (free_st_expr_entry): Likewise.
14329 (store_ops_ok): Likewise.
14330 (store_killed_in_insn): Likewise.
14331 (find_moveable_store): Likewise.
14333 2016-07-28 Martin Liska <mliska@suse.cz>
14335 PR gcov-profile/68025
14336 * tree-profile.c (tree_profiling): Respect
14337 no_profile_instrument_function attribute.
14338 * doc/extend.texi: Document no_profile_instrument_function
14341 2016-07-28 Martin Liska <mliska@suse.cz>
14343 PR rtl-optimization/70944
14344 * combine.c (make_compound_operation):
14345 Do not allow make_compound_operation for vector mode
14347 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
14349 PR middle-end/71994
14350 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
14351 before calling get_ops.
14353 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
14355 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
14356 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
14357 (BITS_PER_UNIT_LOG): Remove.
14358 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
14359 * expr.c (expand_assignment): Likewise.
14360 * stor-layout.c (initialize_sizetypes): Likewise.
14362 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
14364 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
14365 signature of rs6000_expand_vector_extract so that the element
14366 number is a RTX instead of a constant integer.
14367 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
14369 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
14370 (altivec_expand_vec_ext_builtin): Likewise.
14371 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
14372 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
14373 MFVSRLD instruction.
14375 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14377 * input.c (get_pure_location): Move here from tree.c.
14378 (make_location): Likewise. Add header comment.
14379 (selftest::test_accessing_ordinary_linemaps): Verify
14380 pure_location_p, make_location, get_location_from_adhoc_loc and
14381 get_range_from_loc.
14382 * input.h (get_pure_location): Move declaration here from tree.h.
14383 (get_finish): Likewise for inline function.
14384 (make_location): Likewise for declaration.
14385 * tree.c (get_pure_location): Move to input.c.
14386 (make_location): Likewise.
14387 * tree.h (get_pure_location): Move declaration to tree.h.
14388 (get_finish): Likewise for inline function.
14389 (make_location): Likewise for declaration.
14391 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14393 PR middle-end/71078
14394 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
14396 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14398 * system.h (STATIC_ASSERT): Use static_assert if building
14399 with C++11 onwards.
14401 2016-07-27 Richard Biener <rguenther@suse.de>
14403 PR tree-optimization/72517
14404 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
14405 Revert change to not compute read-read dependences.
14407 2016-07-27 Richard Biener <rguenther@suse.de>
14409 * predict.c (set_even_probabilities): Make nedges unsigned.
14411 2016-07-27 Martin Liska <mliska@suse.cz>
14413 * predict.c (set_even_probabilities): Handle unlikely edges.
14414 (combine_predictions_for_bb): Likewise.
14416 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14419 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
14420 __float128 support when we don't have hardware support, so that
14421 the IEEE built-in functions like isgreater, first call __unordkf3
14422 to make sure neither operand is a NaN, and if both operands are
14423 ordered, do the normal comparison.
14425 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14427 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
14429 (extract_code_and_val_from_cond_with_ops): Verify that name is
14430 either cond_op0 or cond_op1.
14432 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14434 PR tree-optimization/18046
14435 * genmodes.c (emit_mode_size_inline): Emit an assert that
14436 verifies that mode is a valid array index.
14437 (emit_mode_nuinits_inline): Likewise.
14438 (emit_mode_inner_inline): Likewise.
14439 (emit_mode_unit_size_inline): Likewise.
14440 (emit_mode_unit_precision_inline): Likewise.
14441 * tree-vrp.c: Include params.h.
14442 (find_switch_asserts): Register edge assertions for the default
14443 label which correspond to the anti-ranges of each case label.
14444 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
14445 * doc/invoke.texi: Document it.
14447 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14449 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
14450 and unnecessary call to gimple_bb.
14452 2016-07-26 Richard Biener <rguenther@suse.de>
14454 PR rtl-optimization/71984
14455 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
14458 2016-07-26 Richard Biener <rguenther@suse.de>
14460 PR middle-end/72517
14461 * expmed.c (extract_bit_field_1): Constrain the vector mode
14462 with element size matching the extraction mode size when
14463 choosing a better vector mode to do the extraction from.
14465 2016-07-26 Richard Biener <rguenther@suse.de>
14466 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14468 PR middle-end/70920
14469 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
14472 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14474 * tree-ssa-structalias.c (struct scc_info): Change types of
14475 members to auto_sbitmap and auto_vec.
14476 (scc_info::scc_info): New constructor.
14477 (scc_info::~scc_info): New destructor.
14478 (init_scc_info): Remove.
14479 (free_scc_info): Remove.
14480 (find_indirect_cycles): Adjust.
14481 (perform_var_substitution): Likewise.
14482 (free_var_substitution_info): Likewise.
14484 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14486 * tree-outof-ssa.c (struct elim_graph): Change type of members
14487 to auto_vec and auto_sbitmap.
14488 (elim_graph::elim_graph): New constructor.
14489 (delete_elim_graph): Remove.
14490 (expand_phi_nodes): Adjust.
14492 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14494 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
14495 (new_elim_graph): Adjust.
14496 (clear_elim_graph): Likewise.
14497 (delete_elim_graph): Likewise.
14498 (elim_graph_size): Likewise.
14499 (elim_graph_add_node): Likewise.
14500 (elim_graph_add_edge): Likewise.
14501 (elim_graph_remove_succ_edge): Likewise.
14502 (eliminate_name): Likewise.
14503 (eliminate_build): Likewise.
14504 (elim_forward): Likewise.
14505 (elim_unvisited_predecessor): Likewise.
14506 (elim_backward): Likewise.
14507 (elim_create): Likewise.
14508 (eliminate_phi): Likewise.
14509 (expand_phi_nodes): Likewise.
14511 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14513 * bt-load.c (compute_out): Use auto_sbitmap class.
14514 (link_btr_uses): Likewise.
14515 * cfganal.c (mark_dfs_back_edges): Likewise.
14516 (post_order_compute): Likewise.
14517 (inverted_post_order_compute): Likewise.
14518 (pre_and_rev_post_order_compute_fn): Likewise.
14519 (single_pred_before_succ_order): Likewise.
14520 * cfgexpand.c (pass_expand::execute): Likewise.
14521 * cfgloop.c (verify_loop_structure): Likewise.
14522 * cfgloopmanip.c (fix_bb_placements): Likewise.
14523 (remove_path): Likewise.
14524 (update_dominators_in_loop): Likewise.
14525 * cfgrtl.c (break_superblocks): Likewise.
14526 * ddg.c (check_sccs): Likewise.
14527 (create_ddg_all_sccs): Likewise.
14528 * df-core.c (df_worklist_dataflow): Likewise.
14529 * dse.c (dse_step3): Likewise.
14530 * except.c (eh_region_outermost): Likewise.
14531 * function.c (thread_prologue_and_epilogue_insns): Likewise.
14532 * gcse.c (prune_expressions): Likewise.
14533 (prune_insertions_deletions): Likewise.
14534 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
14535 * graph.c (draw_cfg_nodes_no_loops): Likewise.
14536 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
14537 * lcm.c (compute_earliest): Likewise.
14538 (compute_farthest): Likewise.
14539 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
14540 (unroll_loop_runtime_iterations): Likewise.
14541 (unroll_loop_stupid): Likewise.
14542 * lower-subreg.c (decompose_multiword_subregs): Likewise.
14543 * lra-lives.c: Likewise.
14544 * lra.c (lra): Likewise.
14545 * modulo-sched.c (schedule_reg_moves): Likewise.
14546 (optimize_sc): Likewise.
14547 (get_sched_window): Likewise.
14548 (sms_schedule_by_order): Likewise.
14549 (check_nodes_order): Likewise.
14550 (order_nodes_of_sccs): Likewise.
14551 (order_nodes_in_scc): Likewise.
14552 * recog.c (split_all_insns): Likewise.
14553 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
14554 * reload1.c (reload): Likewise.
14555 * sched-rgn.c (haifa_find_rgns): Likewise.
14556 (split_edges): Likewise.
14557 (compute_trg_info): Likewise.
14558 * sel-sched.c (init_seqno): Likewise.
14559 * store-motion.c (remove_reachable_equiv_notes): Likewise.
14560 * tree-into-ssa.c (update_ssa): Likewise.
14561 * tree-ssa-live.c (live_worklist): Likewise.
14562 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
14563 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14565 (try_peel_loop): Likewise.
14566 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
14568 * tree-ssa-pre.c (compute_antic): Likewise.
14569 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
14570 * tree-stdarg.c (reachable_at_most_once): Likewise.
14571 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
14572 * var-tracking.c (vt_find_locations): Likewise.
14574 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14576 * sbitmap.h (auto_sbitmap): New class.
14578 2016-07-26 Alan Modra <amodra@gmail.com>
14581 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
14584 2016-07-25 David Malcolm <dmalcolm@redhat.com>
14586 * input.c (selftest::temp_source_file::temp_source_file): Fix
14587 missing "%s" in fprintf.
14589 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
14591 PR middle-end/71732
14592 * cselib.c (cselib_process_insn): Invalidate argument slots for
14595 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14597 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
14598 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
14599 vmulxh_lane_f16, vmulxh_laneq_f16): New.
14601 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14603 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14604 * config/aarch64/aarch64.md (fma, fnma): Support HF.
14605 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
14607 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14609 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14610 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
14612 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
14613 (add<mode>3): Likewise.
14614 (sub<mode>3): Likewise.
14615 (mul<mode>3): Likewise.
14616 (div<mode>3): Likewise.
14617 (*div<mode>3): Likewise.
14618 (<fmaxmin><mode>3): Extend to HF.
14619 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
14620 (fabd<mode>3): Likewise.
14621 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
14622 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
14623 (aarch64_fmulx<mode>): Likewise.
14624 (aarch64_fac<optab><mode>): Likewise.
14625 (aarch64_frecps<mode>): Likewise.
14626 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
14627 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
14628 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
14629 (VSDQ_HSDI): Support HI.
14630 (fcvt_target, FCVT_TARGET): Likewise.
14631 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
14632 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
14633 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
14634 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
14635 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
14636 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
14637 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
14638 vrsqrtsh_f16): New.
14640 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14642 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
14643 * config/aarch64/aarch64-builtins.c (hi_UP): New.
14644 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14645 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
14647 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
14648 (aarch64_cm<optab><mode>): Likewise.
14649 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
14650 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
14651 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
14652 (sqrt<mode>2): Likewise.
14653 (*sqrt<mode>2): Likewise.
14654 (abs<mode>2): Likewise.
14655 (<optab><mode>hf2): New pattern for HF mode.
14656 (<optab>hihf2): Likewise.
14657 * config/aarch64/arm_neon.h: Include arm_fp16.h.
14658 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
14659 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
14661 * config/aarch64/arm_fp16.h: New file.
14662 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
14663 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
14664 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
14665 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
14666 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
14667 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
14668 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
14669 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
14670 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
14671 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
14672 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
14673 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
14676 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14678 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
14679 reduc_smin_scal_): Use VDQIF_F16.
14680 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
14681 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
14683 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
14684 * config/aarch64/iterators.md (VDQIF_F16): New.
14685 (vp): Support HF modes.
14686 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
14687 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
14689 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14691 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
14692 "*aarch64_mulx_elt_from_dup<mode>".
14693 (*aarch64_mul3_elt<mode>): Update schedule type.
14694 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
14695 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
14696 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
14697 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
14698 (f, fp): Support HF modes.
14699 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
14700 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
14701 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
14702 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
14703 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
14704 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
14706 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14708 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14709 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
14711 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
14714 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14716 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14717 * config/aarch64/aarch64-simd.md
14718 (aarch64_rsqrts<mode>): Extend to HF modes.
14719 (fabd<mode>3): Likewise.
14720 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
14721 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
14722 (aarch64_<maxmin_uns>p<mode>): Likewise.
14723 (<su><maxmin><mode>3): Likewise.
14724 (<maxmin_uns><mode>3): Likewise.
14725 (<fmaxmin><mode>3): Likewise.
14726 (aarch64_faddp<mode>): Likewise.
14727 (aarch64_fmulx<mode>): Likewise.
14728 (aarch64_frecps<mode>): Likewise.
14729 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
14730 (add<mode>3): Extend to HF modes.
14731 (sub<mode>3): Likewise.
14732 (mul<mode>3): Likewise.
14733 (div<mode>3): Likewise.
14734 (*div<mode>3): Likewise.
14735 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
14737 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
14738 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
14739 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
14740 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
14741 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
14742 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
14743 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
14744 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
14745 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
14746 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
14747 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
14748 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
14749 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
14750 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
14752 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14754 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
14755 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
14756 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
14757 (neg<mode>2): Likewise.
14758 (abs<mode>2): Likewise.
14759 (<frint_pattern><mode>2): Likewise.
14760 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
14761 (<optab><VDQF:mode><fcvt_target>2): Likewise.
14762 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
14763 (ftrunc<VDQF:mode>2): Likewise.
14764 (<optab><fcvt_target><VDQF:mode>2): Likewise.
14765 (sqrt<mode>2): Likewise.
14766 (*sqrt<mode>2): Likewise.
14767 (aarch64_frecpe<mode>): Likewise.
14768 (aarch64_cm<optab><mode>): Likewise.
14769 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
14771 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
14772 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
14774 * config/aarch64/arm_neon.h (vdup_n_f16): New.
14775 (vdupq_n_f16): Likewise.
14776 (vld1_dup_f16): Use vdup_n_f16.
14777 (vld1q_dup_f16): Use vdupq_n_f16.
14778 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
14779 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
14780 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
14781 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
14782 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
14783 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
14784 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
14785 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
14786 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
14787 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
14788 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
14789 vsqrt_f16, vsqrtq_f16): New.
14791 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14793 * config/aarch64/aarch64-simd.md
14794 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
14795 (aarch64_ext<mode>): Likewise.
14796 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
14797 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
14798 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
14800 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
14802 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
14803 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
14804 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
14805 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
14806 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
14807 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
14808 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
14810 (vmov_n_f16): Reimplement using vdup_n_f16.
14811 (vmovq_n_f16): Reimplement using vdupq_n_f16..
14813 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14815 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
14816 "frame_related_p". Generate CFA annotation when it's necessary.
14817 (aarch64_expand_prologue): Use aarch64_add_constant.
14818 (aarch64_expand_epilogue): Likewise.
14819 (aarch64_output_mi_thunk): Pass "false" when calling
14820 aarch64_add_constant.
14822 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14824 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
14827 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14829 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
14830 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
14831 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
14832 (aarch64_build_constant): Delete.
14834 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
14837 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14839 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14840 flag_toplevel_reorder.
14842 2016-07-25 Richard Biener <rguenther@suse.de>
14844 * cgraph.c (cgraph_node::verify_node): Compare against builtin
14845 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
14846 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
14847 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
14848 (streamer_get_builtin_tree): Likewise.
14849 (streamer_write_builtin): Likewise.
14850 * lto-streamer.h (LTO_builtin_decl): Remove.
14851 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
14852 (lto_input_scc): Remove LTO_builtin_decl handling.
14853 (lto_input_tree_1): Liekwise.
14854 * lto-streamer-out.c (lto_output_tree_1): Remove special
14855 handling of builtins.
14856 (DFS::DFS): Likewise.
14857 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
14858 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
14860 (streamer_write_builtin): Remove.
14862 2016-07-25 Martin Liska <mliska@suse.cz>
14864 * lto-cgraph.c (input_symtab): Don't call get_working_sets
14865 if flag_auto_profile is set to true.
14867 2016-07-25 Martin Liska <mliska@suse.cz>
14869 PR gcov-profile/71868
14870 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
14871 have a function with multiple latches, count them all.
14873 2016-07-25 Martin Liska <mliska@suse.cz>
14875 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
14877 2016-07-25 Martin Liska <mliska@suse.cz>
14879 PR tree-optimization/71987
14880 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
14881 just for SSA_NAMEs. Fix GNU coding style.
14883 2016-07-25 Martin Liska <mliska@suse.cz>
14885 PR gcov-profile/64874
14886 * gcov-io.h: Update command about file format.
14887 * gcov-iov.c (main): Adapt the numbering scheme.
14889 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14891 PR middle-end/66726
14892 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
14893 whose result is used in PHI.
14894 (final_range_test_p): Likewise.
14895 (maybe_optimize_range_tests): Likewise.
14897 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14899 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14900 Reformat two multi-line strings.
14902 2016-07-22 Martin Sebor <msebor@redhat.com>
14904 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
14906 2016-07-22 Martin Sebor <msebor@redhat.com>
14909 * doc/extend.texi (Compound Literals): Correct and clarify.
14910 (Cast to Union): Same.
14912 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
14914 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
14915 comments to explain why certain error messages make mention of
14916 undocumented options.
14917 (rs6000_invalid_builtin): Change error messages to replace mention
14918 of undocumented options with mention of the -mcpu=power9 option
14919 that enables those undocumented options.
14920 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
14921 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
14922 definition of this macro to correct an existing error.
14923 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
14924 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
14925 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
14926 descriptions of built-in functions so that they depend on
14927 -mcpu=power9 instead of on the corresponding undocumented flags.
14928 * doc/invoke.texi (Option Summary): Remove all mention of newly
14929 undocumented flags.
14930 (IBM RS/6000 and PowerPC Options): Likewise.
14931 * doc/md.texi (Constraints for Particuliar Machines): Remove all
14932 mention of newly undocumented flags.
14934 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
14936 * ipa-cp.c (determine_versionability): Do not create constprop clones,
14937 when target_clones attribute is set.
14939 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14941 * common.opt (funsafe-loop-optimizations): Mark ignore.
14942 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
14943 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
14945 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
14946 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
14948 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14950 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14952 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14954 (number_of_iterations_exit): Warn missed loop optimization for
14955 possible infinite loops.
14957 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
14960 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
14961 when to emit a ".machine" pseudo-op.
14963 2016-07-22 Martin Liska <mliska@suse.cz>
14965 PR gcov-profile/69028
14966 PR gcov-profile/62047
14967 * coverage.c (coverage_compute_lineno_checksum): Do not
14968 calculate checksum for fns w/o xloc.file.
14969 (coverage_compute_profile_id): Likewise.
14971 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
14973 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
14974 (avr_secondary_reload): ...and implementation.
14975 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
14976 * config/avr/avr.md (reload_in<mode>): Remove insns.
14977 (adjust_len) [lpm]: Remove insn attribute value.
14978 * config/avr/predicates.md (flash_operand): Remove insn predicate.
14980 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14982 PR middle-end/71876
14983 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
14985 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
14986 * calls.c (special_function_p): Remove the special handling of the
14987 "__builtin_" prefix.
14989 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14991 PR middle-end/71876
14992 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
14993 if STMT may be an alloca call.
14994 (gimple_alloca_call_p, alloca_call_p): Return only true for the
14995 builtin alloca call.
14996 * calls.h (gimple_maybe_alloca_call_p): New function.
14997 * tree-inline.c (inline_forbidden_p_stmt): Use
14998 gimple_maybe_alloca_call_p here.
15000 2016-07-21 David Malcolm <dmalcolm@redhat.com>
15002 * spellcheck-tree.c (best_macro_match::best_macro_match):
15003 Explictly specify the template arguments when invoking the base
15004 class constructor, to help older C++ compilers.
15006 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15009 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
15010 before builtin_decl_implicit.
15012 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15014 * optabs.c (emit_condiitonal_move): Short circuit for identical
15017 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15019 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
15020 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
15021 (noce_conversion_profitable_p): New.
15022 (noce_try_store_flag_constants): Use it.
15023 (noce_try_addcc): Likewise.
15024 (noce_try_store_flag_mask): Likewise.
15025 (noce_try_cmove): Likewise.
15026 (noce_try_cmove_arith): Likewise.
15027 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
15029 (noce_convert_multiple_sets): Move cost model to here, from...
15030 (bb_ok_for_noce_convert_multiple_sets) ...here.
15031 (noce_process_if_block): Update calls for above changes.
15032 (noce_find_if_block): Record new noce_if_info parameters.
15034 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15036 * target.def (max_noce_ifcvt_seq_cost): New.
15037 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
15038 * doc/tm.texi: Regenerate.
15039 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
15040 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
15041 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
15042 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
15043 * doc/invoke.texi: Document new params.
15045 2016-07-21 Richard Biener <rguenther@suse.de>
15047 PR tree-optimization/71947
15048 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
15049 ranges have useful limit_vr information.
15051 2016-07-21 Richard Biener <rguenther@suse.de>
15053 * function-tests.c (build_trivial_generic_function): Set
15054 BLOCK_SUPERCONTEXT of DECL_INITIAL.
15055 * omp-low.c (create_omp_child_function): Likewise.
15056 (grid_expand_target_grid_body): Likewise.
15057 * cgraphunit.c (init_lowered_empty_function): Likewise.
15058 (cgraph_node::expand_thunk): Likewise.
15059 * tree-parloops.c (create_loop_fn): Likewise.
15060 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
15062 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15064 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
15067 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
15069 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
15070 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
15071 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
15072 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
15073 values for insn attribute.
15074 * config/avr/avr.c (avr_out_insert_notbit): New function.
15075 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
15076 ADJUST_LEN_INSV_NOTBIT_0/_7.
15077 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
15079 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15081 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
15082 (chrec_convert_1, chrec_convert): Ditto.
15083 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
15084 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
15085 * tree-vrp.c (adjust_range_with_scev): Ditto.
15086 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
15087 (scev_var_range_cant_overflow): New function.
15088 (scev_probably_wraps_p): New parameter. Call above function.
15089 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
15091 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15093 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
15094 by removing computation of may_be_zero.
15096 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15098 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
15100 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
15102 Improving concepts performance and diagnostics.
15103 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
15104 for constraint satisfaction and subsumption.
15105 * timevar.h (auto_timevar): New constructor that matches the push/pop
15106 pattern of usage in pt.c.
15108 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15110 * hwint.h (HOST_WIDE_INT_0): New define.
15111 (HOST_WIDE_INT_0U): Ditto.
15112 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
15113 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
15114 * simplify-rtx.c: Ditto.
15115 * tree-object-size.c: Ditto.
15117 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15119 * config/s390/s390.c (s390_encode_section_info): Remove mode size
15122 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15124 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
15125 * combine.c: Use HOST_WIDE_INT_M1U instead of
15126 ~(unsigned HOST_WIDE_INT) 0.
15127 * double-int.h: Ditto.
15129 * dwarf2asm.c:Ditto.
15131 * genmodes.c: Ditto.
15133 * read-rtl.c: Ditto.
15134 * tree-ssa-loop-ivopts.c: Ditto.
15135 * tree-ssa-loop-prefetch.c: Ditto.
15136 * tree-vect-generic.c: Ditto.
15137 * tree-vect-patterns.c: Ditto.
15140 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15142 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
15143 constant addresses outside [0,0xc0] into a register.
15144 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
15145 cases where the base address register is unused after.
15146 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
15147 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
15148 (avr_out_store_psi_reg_disp_tiny): Same.
15150 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15152 Implement attribute progmem on reduced Tiny cores by adding
15153 flash offset 0x4000 to respective symbols.
15156 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
15157 documentation how it works on reduced Tiny cores.
15158 (AVR Named Address Spaces): No support for reduced Tiny.
15159 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
15160 (avr_address_tiny_pm_p): New static function.
15161 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
15162 if the address is in progmem.
15163 (avr_assemble_integer): Same.
15164 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
15165 for symbol_ref in progmem.
15166 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
15167 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
15168 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
15170 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
15172 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
15173 * configure: Regenerate.
15174 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
15175 (USE_THIN_ARCHIVES): New variable.
15176 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
15177 this archive as a thin archive.
15179 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15181 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
15182 same location as last time, don't skip if we have fix-it hints.
15183 Clarify the skipping logic by converting it from one "if" clause
15184 to repeated "if" clauses.
15185 * spellcheck-tree.c: Include "cpplib.h".
15186 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
15187 (best_macro_match::best_macro_match): New constructor.
15188 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
15189 Move here from c/c-decl.c.
15190 (class best_macro_match): Move here from c/c-decl.c, converting
15191 from a typedef to a subclass, gaining a ctor.
15193 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15195 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
15196 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
15198 (avr_addr_space_diagnose_usage): ...and implementation.
15199 (avr_addr_space_supported_p): New function.
15200 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
15201 report bad address space usage if that space is supported.
15202 (avr_insert_attributes): Same. No more complain about unsupported
15204 * config/avr/avr-c.c (tm_p.h): Include it.
15205 (avr_cpu_cpp_builtins): Only define addr-space related built-in
15206 macro if avr_addr_space_supported_p.
15208 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15210 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15211 flag_toplevel_reorder.
15213 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15215 * gcc-rich-location.c
15216 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
15218 * gcc-rich-location.h
15219 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
15221 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15223 * target.def (addr_space): Add new diagnose_usage to hook vector.
15224 * targhooks.c (default_addr_space_diagnose_usage): Add default
15225 implementation and...
15226 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
15227 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
15228 is some address space, call targetm.addr_space.diagnose_usage.
15229 * doc/tm.texi.in (Named Address Spaces): Add anchor for
15230 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
15231 * doc/tm.texi: Regenerate.
15233 2016-07-20 Martin Liska <mliska@suse.cz>
15235 PR middle-end/71898
15236 * graphite-isl-ast-to-gimple.c (later_of_the_two):
15237 Properly handly PHI stmts.
15239 2016-07-20 Bin Cheng <bin.cheng@arm.com>
15241 PR tree-optimization/71503
15242 PR tree-optimization/71683
15243 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
15246 2016-07-20 Martin Liska <mliska@suse.cz>
15248 * doc/invoke.texi (-fipa-ra): Document when the option is
15249 disabled. Fix a typo.
15251 2016-07-20 Martin Liska <mliska@suse.cz>
15253 * Makefile.in: Include fibonacci_heap.c
15254 * fibonacci_heap.c: New file.
15255 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
15256 (fibonacci_heap::union_with): Fix deletion of the second heap.
15257 * selftest-run-tests.c (selftest::run_tests): Incorporate
15258 fibonacci heap tests.
15259 * selftest.h: Declare fibonacci_heap_c_tests.
15261 2016-07-20 Martin Liska <mliska@suse.cz>
15263 * selftest-run-tests.c (selftest::run_tests): New function.
15264 * selftest.h (sreal_c_tests): Declare.
15265 * sreal.c (sreal_verify_basics): New function.
15266 (verify_aritmetics): Likewise.
15267 (sreal_verify_arithmetics): Likewise.
15268 (verify_shifting): Likewise.
15269 (sreal_verify_shifting): Likewise.
15270 (void sreal_c_tests): Likewise.
15272 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15274 PR rtl-optimization/71916
15275 * cfgrtl.c (contains_no_active_insn_p): Return false also for
15276 bb which have a single succ fake edge.
15278 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
15281 * dwarf2out.c (gen_subprogram_die): Only call
15282 gen_unspecified_parameters_die while dumping early dwarf.
15284 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15286 PR middle-end/71874
15287 * gimple-fold.c (fold_builtin_memory_op): Use
15288 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
15290 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
15292 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
15293 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
15294 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
15295 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
15296 * combine.c: Ditto.
15299 * double-int.c: Ditto.
15301 * dwarf2out.c: Ditto.
15304 * fold-const.c: Ditto.
15305 * function.c: Ditto.
15307 * genmodes.c: Ditto.
15311 * loop-doloop.c: Ditto.
15312 * loop-invariant.c: Ditto.
15313 * loop-iv.c: Ditto.
15318 * rtlanal.c: Ditto.
15319 * simplify-rtx.c: Ditto.
15320 * stor-layout.c: Ditto.
15322 * tree-ssa-loop-ivopts.c: Ditto.
15323 * tree-vect-generic.c: Ditto.
15324 * tree-vect-patterns.c: Ditto.
15329 * wide-int-print.cc: Ditto.
15330 * wide-int.cc: Ditto.
15331 * wide-int.h: Ditto.
15333 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15335 * selftest.c (selftest::assert_streq): Handle NULL values of
15336 val_actual and val_expected.
15338 2016-07-19 Martin Jambor <mjambor@suse.cz>
15341 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
15342 rather than cgraph_create_node to get a call graph node.
15344 2016-07-19 Richard Biener <rguenther@suse.de>
15346 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
15347 handle all tcc_constant bases and valueize SSA names.
15348 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
15349 tcc_constant bases.
15351 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15353 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
15354 the flags of the exit block and bb2, not just the entry block.
15356 2016-07-19 Richard Biener <rguenther@suse.de>
15358 PR tree-optimization/71901
15359 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
15360 align member, group stuff with the bitfield.
15361 (vn_ref_op_align_unit): New inline.
15362 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
15363 record element alignment and operand 3 unchanged.
15364 (ao_ref_init_from_vn_reference): Adjust.
15365 (valueize_refs_1): Likewise.
15366 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
15368 2016-07-19 Richard Biener <rguenther@suse.de>
15370 PR tree-optimization/71908
15371 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
15372 symbolic constants in a more reliable way.
15374 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
15376 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
15378 (vect_update_inits_of_drs): Likewise.
15379 (vect_create_cond_for_alias_checks): Likewise.
15380 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
15382 2016-07-19 Richard Biener <rguenther@suse.de>
15385 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
15386 with an abstract origin that is not an inlined function outer
15387 scope add a self-reference as abstract origin.
15388 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
15390 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15393 * config/rs6000/rs6000.c (rs6000_function_value): Fix
15394 unintentional System V.4 structure return breakage for structures
15395 with a single floating point element.
15397 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15399 PR tree-optimization/71734
15400 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
15401 contains REF, use it to check safelen, assume that safelen value
15402 must be greater 1, fix style.
15403 (ref_indep_loop_p_2): Add REF_LOOP argument.
15404 (ref_indep_loop_p): Pass LOOP as additional argument to
15405 ref_indep_loop_p_2.
15407 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
15409 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
15410 allocation in the prologue.
15411 * explow.c (get_dynamic_stack_base): New function to return an address
15412 expression for the dynamic stack base.
15413 (get_dynamic_stack_size): New function to do the required dynamic stack
15414 space size calculations.
15415 (allocate_dynamic_stack_space): Use new functions.
15416 (align_dynamic_address): Move some code from
15417 allocate_dynamic_stack_space to new function.
15418 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
15420 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15422 * config/s390/s390.c (s390_encode_section_info): Always set
15423 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
15426 2016-07-18 Richard Biener <rguenther@suse.de>
15428 PR tree-optimization/71893
15429 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
15430 for sizetype cast added by array_ref_element_size.
15431 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15433 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
15435 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
15436 register parameters. Remove code to initialize argument pointer
15437 on TARGET_64BIT. Optimize call to _mcount when it can be reached
15438 using a pc-relative branch. Cleanup conditional code.
15439 * config/pa/pa.md (call_mcount): New expander.
15440 (call_mcount_nonpic): New insn.
15441 (call_mcount_pic): New insn and split.
15442 (call_mcount_pic_post_reload): New insn.
15443 (call_mcount_64bit): New insn and split.
15444 (call_mcount_64bit_post_reload): New insn.
15446 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
15448 * config/avr/predicates.md (const_m255_to_m1_operand): New.
15449 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
15450 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
15451 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
15452 (*usum_widenqihi3, *udiff_widenqihi3)
15453 (*addhi3_zero_extend.const): New combiner insns.
15454 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
15455 just 1 bit is affected.
15456 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
15457 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
15459 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
15461 * omp-low.c (lower_omp_target): Mark data clauses with
15462 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
15463 zero-length subarrays.
15465 2016-07-15 Richard Biener <rguenther@suse.de>
15467 PR tree-optimization/71881
15468 * tree-loop-distribution.c (destroy_loop): Remove blocks in
15469 reverse DOM order to make debug temp generation happy.
15471 2016-07-15 Richard Biener <rguenther@suse.de>
15473 PR tree-optimization/71887
15474 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
15475 verify it is not zero for division / modulo handling.
15476 (value_replacement): Adjust.
15478 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
15479 Julian Brown <julian@codesourcery.com>
15481 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
15482 * config/aarch64/aarch64-cost-tables.h
15483 (vulcan_extra_costs): New variable.
15484 * config/aarch64/aarch64.c
15485 (vulcan_addrcost_table): Likewise.
15486 (vulcan_regmove_cost): Likewise.
15487 (vulcan_vector_cost): Likewise.
15488 (vulcan_branch_cost): Likewise.
15489 (vulcan_tunings): Likewise.
15491 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
15493 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
15494 (output_in_order): Loop over undefined variables too. Output them
15495 via assemble_undefined_decl. Skip variables that correspond to hard
15496 registers or have value-exprs.
15497 * varpool.c (symbol_table::output_variables): Handle undefined
15498 variables together with defined ones.
15500 2016-07-15 Richard Biener <rguenther@suse.de>
15502 * tree-ssa-pre.c (get_representative_for): Make sure to return
15503 the value number of SSA names.
15504 (phi_translate_1): get_representative_for cannot return NULL.
15505 (do_pre_regular_insertion): Remove redundant call to
15506 fully_constant_expression.
15507 (do_pre_partial_partial_insertion): Likewise.
15509 2016-07-15 Bin Cheng <bin.cheng@arm.com>
15511 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
15512 (derive_simple_iv_with_niters): New function.
15513 (simple_iv): Rewrite using simple_iv_with_niters.
15514 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
15515 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15517 (number_of_iterations_exit): Rewrite using above function.
15518 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15521 2016-07-15 Richard Biener <rguenther@suse.de>
15523 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
15524 vec_construct cost.
15526 2016-07-14 Jakub Jelinek <jakub@redhat.com>
15528 PR tree-optimization/71872
15529 * tree-data-ref.c (get_references_in_stmt): Ignore references
15530 with is_gimple_constant get_base_address.
15532 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15534 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
15535 (TARGET_HAVE_LDACQD): New macro.
15536 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
15537 than TARGET_HAVE_LDACQ.
15538 (arm_load_acquire_exclusivedi): Likewise.
15539 (arm_store_release_exclusivedi): Likewise.
15541 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
15543 PR rtl-optimization/71878
15544 * lra-constraints.c (match_reload): Pass information about other
15545 output operands. Create new unique register value if matching input
15546 operand shares same register value as output operand being considered.
15547 (curr_insn_transform): Record output operands already processed.
15549 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15552 PR tree-optimization/70923
15553 * tree-vect-patterns.c: Include mult-synthesis.h.
15554 (target_supports_mult_synth_alg): New function.
15555 (synth_lshift_by_additions): Likewise.
15556 (apply_binop_and_append_stmt): Likewise.
15557 (vect_synth_mult_by_constant): Likewise.
15558 (target_has_vecop_for_code): Likewise.
15559 (vect_recog_mult_pattern): Use above functions to synthesize vector
15560 multiplication by integer constants.
15562 2016-07-14 Alan Modra <amodra@gmail.com>
15564 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
15565 gpr alternatives. Correct '*' placement on Y,r alternative.
15566 Add '*' on operand 1 of r,r alternative.
15568 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15570 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
15571 * expmed.h: ... Here.
15573 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
15575 * gimple.h (stmt_can_terminate_bb_p): New function.
15576 * tree-cfg.c (need_fake_edge_p): Rename to ...
15577 (stmt_can_terminate_bb_p): ... this; return true if stmt can
15578 throw external; handle const and pure calls.
15579 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
15581 2016-07-14 Richard Biener <rguenther@suse.de>
15583 PR tree-optimization/71866
15584 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
15585 (do_hoist_insertion): Avoid endless recursion when we
15586 didn't insert anything because we managed to simplify
15587 things down to a constant or SSA name.
15588 (fully_constant_expression): Re-write in terms of ...
15589 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
15590 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
15591 vn_nary_build_or_lookup_1.
15592 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
15593 (vn_nary_build_or_lookup): ... this which now wraps it.
15595 2016-07-14 Alan Modra <amodra@gmail.com>
15598 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
15599 with p9_vector override before power9-dform override.
15601 2016-07-13 Andi Kleen <ak@linux.intel.com>
15603 * value-prof.c (gimple_value_profile_transformations): Don't run
15604 when auto_profile is on.
15606 2016-07-13 Andi Kleen <ak@linux.intel.com>
15608 * auto-profile.c (update_inlined_ind_target,
15609 afdo_indirect_call): Print information to dump file.
15611 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
15613 * genrecog.c (special_predicate_operand_p): New function.
15614 (predicate_name): Move function.
15615 (validate_pattern): Don't warn about missing mode for all
15616 define_special_predicate predicates.
15618 2016-07-13 Bin Cheng <bin.cheng@arm.com>
15620 * tree-vect-data-refs.c (vect_no_alias_p): New function.
15621 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
15622 resolve alias checks which are known at compilation time.
15623 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
15624 alias checks are resolved. Move dump info for too many runtime
15625 alias checks to here...
15626 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
15628 2016-07-13 Richard Biener <rguenther@suse.de>
15630 PR tree-optimization/24574
15631 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
15632 position and add shift, rotate, divison and modulo support
15634 (value_replacement): Pass in argument position to absorbing_element_p.
15636 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
15639 * ipa-inline-transform.c (inline_call): Support
15640 instrumented thunks.
15642 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15644 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
15645 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
15647 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
15648 Baseline. Make initial alternative TARGET_32BIT only.
15649 (udivsi3): Likewise.
15650 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
15651 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
15654 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
15656 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
15657 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
15658 availability with TARGET_HAVE_MOVT.
15659 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
15660 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
15661 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
15663 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
15664 extra instruction if MOVW is available. Use a cost variable
15665 incremented by COSTS_N_INSNS (1) when the condition match rather than
15666 returning an arithmetic expression based on COSTS_N_INSNS. Make
15667 constant with bottom half word zero cost 2 instruction if MOVW is
15669 * config/arm/arm.md (define_attr "arch"): Add v8mb.
15670 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
15671 target is ARMv8-M Baseline.
15672 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
15673 (arm_movtas_ze): Likewise.
15674 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
15675 alternative for constants satisfying j constraint.
15676 (thumb1_movsi_insn): Likewise.
15677 (movsi splitter for K alternative): Tighten condition to not trigger
15678 if movt is available and j constraint is satisfied.
15679 (Pe immediate splitter): Likewise.
15680 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
15681 constant fitting in an halfword to use MOVW.
15682 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
15685 2016-07-13 Richard Biener <rguenther@suse.de>
15687 PR middle-end/71104
15688 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
15689 gimplifying the LHS. Make sure to gimplify a returning twice
15690 call LHS without using SSA names.
15692 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15694 * tree-data-ref.c (find_data_references_in_stmt): Remove
15695 unnecessary call to vec::release.
15696 (graphite_find_data_references_in_stmt): Likewise.
15697 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
15698 * tree-vect-stmts.c (vectorizable_condition): Likewise.
15700 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15702 * cfgexpand.c (expand_used_vars): Make the type of a local
15704 * genmatch.c (lower_for): Likewise.
15705 * haifa-sched.c (haifa_sched_init): Likewise.
15706 (add_to_speculative_block): Likewise.
15707 (create_check_block_twin): Likewise.
15708 * predict.c (handle_missing_profiles): Likewise.
15709 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
15710 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
15711 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
15713 (maybe_lower_iteration_bound): Likewise.
15714 * tree-ssa-sccvn.c (DFS): Likewise.
15715 * tree-stdarg.c (reachable_at_most_once): Likewise.
15716 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
15717 (vectorizable_store): Likewise.
15719 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15721 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
15722 (sccvn_dom_walker): make cond_stack an auto_vec.
15724 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15726 * ree.c (struct ext_state): Make type of members auto_vec.
15727 (find_and_remove_re): Adjust.
15729 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15731 * cfgexpand.c (struct stack_vars_data): Make type of fields
15733 (expand_used_vars): Adjust.
15735 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15737 * ipa.c (record_cdtor_fn): Adjust.
15738 (build_cdtor_fns): Likewise.
15739 (ipa_cdtor_merge): Make static_ctors and static_dtors local
15742 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15744 * genextract.c (struct accum_extract): Add constructor and make
15746 (gen_insn): Adjust.
15748 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15750 * tree.c (struct free_lang_data_d): Add constructor and change
15751 types of members to ones that automatically manage resources.
15752 (fld_worklist_push): Adjust.
15753 (find_decls_types): Likewise.
15754 (find_decls_types_in_eh_region): Likewise.
15755 (free_lang_data_in_cgraph): Stop manually creating and
15756 destroying members of free_lang_data_d.
15758 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
15760 PR rtl-optimization/68961
15761 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
15762 peephole variant. Use sse_reg_operand predicates.
15764 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
15766 * config/i386/predicates.md (x86_64_immediate_operand)
15767 <case CONST_INT>: Remove unneeded truncation to DImode.
15768 <case CONST>: Ditto.
15769 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15771 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15774 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
15775 The xxperm and xxpermr instructions require that the 2nd input
15776 operand overlap with the output operand, and not the 1st.
15777 (altivec_vperm_v8hiv16qi): Likewise.
15778 (altivec_vperm_<mode>_uns_internal): Likewise.
15779 (altivec_vpermr_<mode>_internal): Likewise.
15780 (vperm_v8hiv4si): Likewise.
15781 (vperm_v16qiv8hi): Likewise.
15783 2016-07-12 Nathan Sidwell <nathan@acm.org>
15785 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
15786 when -mno-pic-data-is-text-relative is in effect, by default.
15787 * doc/invoke.texi (mpic-data-is-text-relative): Document new
15788 behavior and clarify.
15790 2016-07-12 Martin Liska <mliska@suse.cz>
15792 * params.def: Add avg-loop niter.
15793 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
15794 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
15795 * doc/invoke.texi: Document the new parameter.
15797 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15799 PR middle-end/71700
15800 * expr.c (store_constructor): Mask sign-extended bits when widening
15801 sub-word constructor element at the start of a word.
15803 2016-07-12 Martin Liska <mliska@suse.cz>
15805 * Makefile.in: Append rule for params-options.h.
15806 * params-options.h: New file.
15808 2016-07-12 Martin Liska <mliska@suse.cz>
15810 * ira-build.c (mark_loops_for_removal): Properly iterate
15813 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
15814 Richard Biener <rguenther@suse.de>
15816 PR tree-optimization/23286
15817 PR tree-optimization/70159
15818 * doc/invoke.texi: Document -fcode-hoisting.
15819 * common.opt (fcode-hoisting): New flag.
15820 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
15821 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
15822 (do_regular_insertion): Rename to ...
15823 (do_pre_regular_insertion): ... this and amend general comments
15824 on insertion strathegy.
15825 (do_partial_partial_insertion): Rename to ...
15826 (do_pre_partial_partial_insertion): ... this.
15827 (do_hoist_insertion): New function.
15828 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
15829 and call do_hoist_insertion properly.
15831 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
15832 (pass_pre::execute): Register hoist_insert stats.
15834 2016-07-12 Jakub Jelinek <jakub@redhat.com>
15836 PR middle-end/71716
15837 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
15838 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
15839 is different from mode's bitsize. Small cleanup.
15841 2016-07-12 Richard Biener <rguenther@suse.de>
15843 PR rtl-optimization/68961
15844 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
15845 to simplify to a non-constant.
15847 2016-07-11 Jakub Jelinek <jakub@redhat.com>
15849 PR middle-end/71758
15850 * omp-low.c (expand_omp_target): Gimplify device.
15852 PR tree-optimization/71823
15853 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
15854 to get vec_oprnds2 from op2.
15856 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
15858 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
15859 Hoist common subexpressions.
15860 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15862 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
15865 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
15866 prevent generation of 'stxsiwx' on pre Power8 hardware.
15868 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15870 * input.c: Include cpplib.h.
15871 (selftest::temp_source_file): New class.
15872 (selftest::temp_source_file::temp_source_file): New ctor.
15873 (selftest::temp_source_file::~temp_source_file): New dtor.
15874 (selftest::should_have_column_data_p): New function.
15875 (selftest::test_should_have_column_data_p): New function.
15876 (selftest::temp_line_table): New class.
15877 (selftest::temp_line_table::temp_line_table): New ctor.
15878 (selftest::temp_line_table::~temp_line_table): New dtor.
15879 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
15880 it to create a temp_line_table.
15881 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
15882 locations that are known to have column data.
15883 (selftest::line_table_case): New struct.
15884 (selftest::test_reading_source_line): Move tempfile handling
15885 to class temp_source_file.
15886 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
15887 (selftest::assert_token_loc_eq): New function.
15888 (ASSERT_TOKEN_LOC_EQ): New macro.
15889 (selftest::test_lexer): New function.
15890 (selftest::boundary_locations): New array.
15891 (selftest::input_c_tests): Call test_should_have_column_data_p.
15892 Loop over a test matrix of interesting values of location and
15893 default_range_bits, calling test_lexer on each case in the matrix.
15894 Move call to test_accessing_ordinary_linemaps into the matrix.
15895 * selftest.h (ASSERT_EQ): Reimplement in terms of...
15896 (ASSERT_EQ_AT): New macro.
15898 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
15901 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
15902 Don't convert TImode in debug insn.
15904 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15906 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
15907 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
15908 (tree_type_common::lang_flag_7): New.
15909 (tree_type_common::spare): Reduce size.
15910 * tree.h (TYPE_ALIGN_OK): Remove.
15911 (TYPE_LANG_FLAG_7): New.
15912 (get_inner_reference): Adjust header.
15913 * print-tree.c (print_node): Adjust.
15914 * expr.c (get_inner_reference): Remove parameter keep_aligning.
15915 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
15916 calls to get_inner_reference.
15917 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
15918 handling of TYPE_ALIGN_OK.
15919 * builtins.c (get_object_alignment_2): Adjust call to
15920 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
15921 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
15923 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
15924 * cfgexpand.c (expand_debug_expr): Likewise.
15925 * dbxout.c (dbxout_expand_expr): Likewise.
15926 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
15927 loc_list_from_tree, fortran_common): Likewise.
15928 * fold-const.c (optimize_bit_field_compare,
15929 decode_field_reference, fold_unary_loc, fold_comparison,
15930 split_address_to_core_and_offset): Likewise.
15931 * gimple-laddress.c (execute): Likewise.
15932 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
15933 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
15934 * hsa-gen.c (gen_hsa_addr): Likewise.
15935 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
15936 * tsan.c (instrument_expr): Likewise.
15937 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
15938 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
15939 * tree-affine.c (tree_to_aff_combination,
15940 get_inner_reference_aff): Adjust calls to get_inner_reference.
15941 * tree-data-ref.c (split_constant_offset_1,
15942 dr_analyze_innermost): Likewise.
15943 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
15944 * tree-sra.c (ipa_sra_check_caller): Likewise.
15945 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
15946 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
15947 bswap_replace): Likewise.
15948 * tree-vect-data-refs.c (vect_check_gather,
15949 vect_analyze_data_refs): Likewise.
15950 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
15951 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
15954 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15956 * Makefile.in (selftest-valgrind): New phony target.
15957 * function-tests.c (selftest::build_cfg): Delete pass instances
15958 created by the test.
15959 (selftest::convert_to_ssa): Likewise.
15960 (selftest::test_expansion_to_rtl): Likewise.
15961 * tree-cfg.c (selftest::test_linear_chain): Release dominator
15963 (selftest::test_diamond): Likewise.
15965 2016-07-11 Richard Biener <rguenther@suse.de>
15967 PR tree-optimization/71816
15968 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
15969 than replacing all of its operands.
15971 2016-07-11 Alan Modra <amodra@gmail.com>
15973 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
15974 (ctr<mode>): Add unspec.
15975 (ctr<mode>_internal*): Likewise.
15977 2016-07-08 James Bowman <james.bowman@ftdichip.com>
15979 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
15980 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
15982 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
15984 PR rtl-optimization/71621
15985 * lra-constraints.c (process_alt_operands): Check combination of
15986 reg class and mode.
15988 2016-07-08 Jason Merrill <jason@redhat.com>
15989 Richard Biener <rguenther@suse.de>
15991 P0145: Refining Expression Order for C++.
15992 * gimplify.c (initial_rhs_predicate_for): New.
15993 (gimplfy_modify_expr): Gimplify RHS before LHS.
15995 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15998 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15999 Allow standard error handling to take over when a wrong number
16000 of arguments is presented to __builtin_vec_ld () or
16001 __builtin_vec_st ().
16003 2016-07-08 Jiong Wang <jiong.wang@arm.com>
16005 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
16010 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
16011 __builtin_aarch64_fmaxv2sf.
16012 (vmaxnmq_f32): Likewise.
16013 (vmaxnmq_f64): Likewise.
16014 (vminnm_f32): Likewise.
16015 (vminnmq_f32): Likewise.
16016 (vminnmq_f64): Likewise.
16018 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
16021 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
16022 enable -mfloat128-hardware by default.
16023 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
16024 that IEEE 128-bit hardware support needs.
16025 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
16026 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
16027 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
16028 floating point requires.
16029 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
16030 -mfloat128 and -mfloat128-hardware changes.
16032 2016-07-08 Alan Hayward <alan.hayward@arm.com>
16034 PR tree-optimization/71667
16035 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
16037 2016-07-08 Martin Liska <mliska@suse.cz>
16039 PR middle-end/71606
16040 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
16041 folding produces SAVE_EXPRs, thus return false for the type.
16043 2016-07-07 Martin Liska <mliska@suse.cz>
16045 * file-find.c (remove_prefix): New function.
16046 * file-find.h (remove_prefix): Declare the function.
16047 * gcc-ar.c (main): Skip a folder of the wrapper if
16048 a wrapped binary would point to the same file.
16050 2016-07-07 Jan Hubicka <jh@suse.cz>
16052 * tree-scalar-evolution.c (iv_can_overflow_p): export.
16053 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
16054 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
16056 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
16059 * ipa-inline-analysis.c (compute_inline_parameters): Set
16060 local.can_change_signature to false for intrumentation
16063 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16065 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
16066 with TARGET_HAVE_MOVT.
16067 (TARGET_HAVE_MOVT): Define.
16068 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
16069 availability with TARGET_HAVE_MOVT.
16070 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
16072 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
16074 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
16075 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
16076 * config/arm/constraints.md (define_constraint "j"): Use
16077 TARGET_HAVE_MOVT to check MOVT availability.
16079 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16081 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
16083 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16085 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
16086 (armv8-m.main): Likewise.
16087 (armv8-m.main+dsp): Likewise.
16088 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
16089 (FL_FOR_ARCH8M_MAIN): Likewise.
16090 * config/arm/arm-tables.opt: Regenerate.
16091 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
16092 armv8-m.main+dsp to BE8_LINK_SPEC.
16093 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
16094 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
16095 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
16096 Baseline and Mainline.
16097 (arm_option_override_internal): Also disable arm_restrict_it when
16098 !arm_arch_notm. Update comment for -munaligned-access to also cover
16100 (arm_file_start): Increase buffer size for printing architecture name.
16101 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
16102 and armv8-m.main+dsp.
16103 (mno-unaligned-access): Clarify that this is disabled by default for
16104 ARMv8-M Baseline architectures as well.
16106 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16108 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
16109 decide whether to prevent some libgcc routines being included for some
16110 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
16111 link between this condition and the one in
16112 libgcc/config/arm/lib1func.S.
16114 2016-07-07 Richard Biener <rguenther@suse.de>
16116 * tree-ssa-pre.c: Include alias.h.
16117 (compute_avail): If we have multiple VN_REFERENCEs with the
16118 same hashtable entry adjust that to make it a valid replacement
16119 for all of them with respect to alignment and aliasing
16120 when doing insertion.
16121 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
16122 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
16124 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
16128 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
16129 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
16132 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16134 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
16135 (adjust_mems): Adjust.
16136 (adjust_insn): Likewise.
16137 (prepare_call_arguments): Likewise.
16139 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16141 * gcse.c (struct ls_expr): Make stores field a vector.
16142 (ldst_entry): Adjust.
16143 (free_ldst_entry): Likewise.
16144 (print_ldst_list): Likewise.
16145 (compute_ld_motion_mems): Likewise.
16146 (update_ld_motion_stores): Likewise.
16148 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16150 * gcse.c (struct ls_expr): Remove loads field.
16151 (ldst_entry): Adjust.
16152 (free_ldst_entry): Likewise.
16153 (print_ldst_list): Likewise.
16154 (compute_ld_motion_mems): Likewise.
16156 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16158 * store-motion.c (struct st_expr): Make antic_stores a vector.
16159 (st_expr_entry): Adjust.
16160 (free_st_expr_entry): Likewise.
16161 (print_store_motion_mems): Likewise.
16162 (find_moveable_store): Likewise.
16163 (compute_store_table): Likewise.
16164 (remove_reachable_equiv_notes): Likewise.
16165 (replace_store_insn): Likewise.
16166 (build_store_vectors): Likewise.
16168 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16170 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
16171 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
16173 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16175 PR tree-optimization/71518
16176 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
16177 misalign also for outer loops with negative step.
16179 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
16181 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
16182 (cortex_a53_shift): Add mov_shift.
16183 (cortex_a53_shift_reg): Add new reservation for register shifts.
16184 (cortex_a53_alu): Remove bfm.
16185 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
16186 (cortex_a53_alu_extr): Add new reservation for EXTR.
16187 (bypasses): Improve bypass modelling.
16189 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16192 * config/avr/avr.c (avr_asm_select_section): Strip off
16193 SECTION_DECLARED from flags when calling get_section.
16195 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16197 * tree-vectorizer.h (vect_memory_access_type): Add
16198 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
16199 * tree-vect-stmts.c (compare_step_with_zero): New function.
16200 (perm_mask_for_reverse): Move further up file.
16201 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
16203 (get_negative_load_store_type): New function.
16204 (get_load_store_type): Call it. Add an ncopies argument.
16205 (vectorizable_mask_load_store): Update call accordingly and
16206 remove tests for negative steps.
16207 (vectorizable_store, vectorizable_load): Likewise. Handle new
16208 memory_access_types.
16210 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16212 * tree-vectorizer.h (vect_memory_access_type): New enum.
16213 (_stmt_vec_info): Add a memory_access_type field.
16214 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
16215 (vect_model_store_cost): Take an access type instead of a boolean.
16216 (vect_model_load_cost): Likewise.
16217 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
16218 vect_model_store_cost and vect_model_load_cost.
16219 * tree-vect-stmts.c (vec_load_store_type): New enum.
16220 (vect_model_store_cost): Take an access type instead of a
16221 store_lanes_p boolean. Simplify tests.
16222 (vect_model_load_cost): Likewise, but for load_lanes_p.
16223 (get_group_load_store_type, get_load_store_type): New functions.
16224 (vectorizable_store): Use get_load_store_type. Record the access
16225 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
16226 (vectorizable_load): Likewise.
16227 (vectorizable_mask_load_store): Likewise. Replace is_store
16228 variable with vls_type.
16230 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16232 * tree-vectorizer.h (vect_grouped_load_supported): Add a
16233 single_element_p parameter.
16234 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
16235 Check the PR65518 case here rather than in vectorizable_load.
16236 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
16237 * tree-vect-stmts.c (vectorizable_load): Likewise.
16239 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16241 * tree-vectorizer.h (gather_scatter_info): New structure.
16242 (vect_check_gather_scatter): Return a bool rather than a decl.
16243 Replace return-by-pointer arguments with a single
16244 gather_scatter_info *.
16245 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
16246 (vect_analyze_data_refs): Update call accordingly.
16247 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
16248 (vectorizable_mask_load_store): Likewise. Also record the
16249 offset dt and vectype in the gather_scatter_info.
16250 (vectorizable_store): Likewise.
16251 (vectorizable_load): Likewise.
16253 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16255 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
16256 strided groups, use the cost of N scalar accesses instead
16257 of ncopies vector accesses.
16258 (vect_model_load_cost): Likewise.
16260 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16262 * tree-vect-stmts.c (vect_cost_group_size): Delete.
16263 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
16264 variable to indicate when once-per-group costs are being used.
16265 (vect_model_load_cost): Likewise. Fix comment and misindented code.
16267 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16269 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
16270 peeling-for-gaps condition.
16272 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16274 * config/s390/s390.c (s390_expand_vec_init): Force initializer
16275 element to register if it doesn't match general_operand.
16277 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
16278 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16280 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
16282 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
16283 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
16284 (SIGNBIT): New mode iterator.
16285 (Fsignbit): New mode attribute.
16286 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
16287 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
16288 when direct moves are available.
16289 (signbit<mode>2_dm): New define_insn_and_split).
16290 (signbit<mode>2_dm2): New define_insn.
16292 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16294 PR rtl-optimization/71594
16295 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
16296 into subregs of appropriate mode before trying to emit a conditional
16299 2016-07-05 Jan Hubicka <jh@suse.cz>
16301 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
16302 (simple_iv): Use it.
16304 2016-07-05 Jan Hubicka <jh@suse.cz>
16306 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
16308 2016-07-05 Jiong Wang <jiong.wang@arm.com>
16310 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
16313 2016-07-05 Jan Hubicka <jh@suse.cz>
16315 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
16318 2016-07-05 Richard Biener <rguenther@suse.de>
16320 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
16321 Handle empty else block.
16322 (is_feasible_trace): Likewise.
16323 (split_paths): Likewise.
16325 2016-07-05 Richard Biener <rguenther@suse.de>
16327 * tree-loop-distribution.c (distribute_loop): Fix issue with
16328 the cost model loop.
16330 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
16332 * config/arm/neon-testgen.ml: Delete.
16333 * config/arm/neon.ml: Delete.
16335 2016-07-04 Jakub Jelinek <jakub@redhat.com>
16338 * tree.c (attribute_value_equal): Use get_attribute_name instead of
16339 directly using TREE_PURPOSE.
16341 2016-07-04 Jiong Wang <jiong.wang@arm.com>
16343 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
16344 * config/aarch64/aarch64_neon.h: Likewise.
16345 * config/aarch64/arm_neon.h: Likewise.
16346 * config/aarch64/atomics.md: Likewise.
16347 * config/aarch64/aarch64-simd-builtins.def: Likewise.
16348 * doc/invoke.texi: Likewise.
16350 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16352 * config/s390/s390.md: Add "z13" cpu_facility.
16353 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
16354 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
16355 condition" type instructions.
16357 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16358 Jeff Law <law@redhat.com>
16360 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
16361 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
16363 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
16365 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
16366 permutation for TARGET_AVX512F.
16367 (ix86_expand_vec_one_operand_perm_avx512): New function.
16368 (expand_vec_perm_1): Invoke introduced function.
16369 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16370 it may be not valid after vectorization.
16372 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16375 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
16376 typo in comment. Only force to memory if it is a weak
16377 external reference.
16379 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
16380 Jiong Wang <jiong.wang@arm.com>
16382 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
16383 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
16384 (AARCH64_FL_F16): New.
16385 (AARCH64_FL_FOR_ARCH8_2): New.
16386 (AARCH64_ISA_8_2): New.
16387 (AARCH64_ISA_F16): New.
16388 (TARGET_FP_F16INST): New.
16389 (TARGET_SIMD_F16INST): New.
16390 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
16391 ("fp"): Disabling "fp" also disables "fp16".
16392 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
16393 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
16394 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
16395 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
16397 2016-07-04 Jan Beulich <jbeulich@suse.com>
16399 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
16401 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16404 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
16405 the insns, use an insn form that does not adjust the offset on
16406 little endian systems.
16408 2016-07-01 Jan Beulich <jbeulich@suse.com>
16410 * varasm.c (get_variable_section): Validate initializer in
16411 named .bss-like sections.
16413 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16415 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
16416 Exchange the order of the second and third operands in the vpermr
16417 instruction tmeplate.
16419 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
16422 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
16423 Disallow TDmode values.
16425 2016-07-01 Alan Modra <amodra@gmail.com>
16427 PR rtl-optimization/71709
16428 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
16429 being set, not referenced.
16431 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
16433 PR tree-optimization/70729
16434 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
16435 of loop since it can be not valid after transformation.
16437 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16439 * config/arm/arm.c (thumb_reload_in_hi): Delete.
16440 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
16442 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
16444 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
16447 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16450 * config/rs6000/constraints.md (wY constraint): New constraint to
16451 match the requirements for the LXSD and STXSD instructions.
16452 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
16453 predicate to match the requirements for the LXSD and STXSD
16455 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
16456 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
16457 to make sure that the bottom 2 bits of offset are 0, the address
16458 form is offsettable, and no updating is done in the address mode.
16459 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
16460 (movdi_internal32): Likewise
16461 (movdi_internal64): Likewise.
16463 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16465 PR tree-optimization/71707
16466 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
16467 strinfo even for ADDR_EXPR ptr.
16469 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
16471 * config/rs6000/altivec.md (darn_32): Change the condition to
16472 TARGET_P9_MISC instead of TARGET_MODULO.
16473 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
16474 condition expression.
16475 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
16476 condition expression.
16477 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
16478 (DFP_TEST): New code iterator.
16479 (dfptstsfi_<code>_mode>): New define_expand.
16480 (*dfp_sgnfcnc_<mode>): New define_insn.
16481 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
16482 definition next to BU_P9_MISC_1 definition and change the MASK
16483 value to RS6000_BTM_P9_MISC.
16484 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
16485 (BU_P9_64BIT_MISC_0): Likewise.
16486 (BU_P9_DFP_MISC_0): New macro definition.
16487 (BU_P9_DFP_MISC_1): New macro definition.
16488 (BU_P9_DFP_MISC_2): New macro definition.
16489 (BU_P9_DFP_OVERLOAD_1): New macro definition.
16490 (BU_P9_DFP_OVERLOAD_2): New macro definition.
16491 (BU_P9_DFP_OVERLOAD_3): New macro definition.
16492 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
16493 (TSTSFI_LT_TD): Likewise.
16494 (TSTSFI_EQ_DD): Likewise.
16495 (TSTSFI_EQ_TD): Likewise.
16496 (TSTSFI_GT_DD): Likewise.
16497 (TSTSFI_GT_TD): Likewise.
16498 (TSTSFI_OV_DD): Likewise.
16499 (TSTSFI_OV_TD): Likewise.
16500 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
16501 (TSTSFI_LT_DD): Likewise.
16502 (TSTSFI_LT_TD): Likewise.
16503 (TSTSFI_EQ): Likewise.
16504 (TSTSFI_EQ_DD): Likewise.
16505 (TSTSFI_EQ_TD): Likewise.
16506 (TSTSFI_GT): Likewise.
16507 (TSTSFI_GT_DD): Likewise.
16508 (TSTSFI_GT_TD): Likewise.
16509 (TSTSFI_OV): Likewise.
16510 (TSTSFI_OV_DD): Likewise.
16511 (TSTSFI_OV_TD): Likewise.
16512 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16513 overloaded test significance functions.
16514 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16515 OPTION_MASK_P9_MISC into the representation of this mask.
16516 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
16518 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
16519 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
16521 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
16522 argument is a 6-bit unsigned literal value if the icode argument
16523 represents a DFP test significance built-in call.
16524 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
16525 flag used independently and in combination with the
16526 RS6000_BTM_64BIT flag.
16527 (rs6000_opt_masks): Add entry for power9-misc command-line option.
16528 (rs6000_builtin_mask_names): Add entry for power9-misc
16529 command-line option.
16530 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
16531 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
16532 RS6000_BTM_P9_MISC macros.
16533 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
16534 option and change the description of the -mpower9-vector option to
16535 enable only vector instructions, removing its erroneously claimed
16536 support for scalar instructions.
16537 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
16538 the ISA 3.0 digital floating point test significance built-in
16541 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
16543 * config/aarch64/aarch64.c (cortexa35_tunings):
16544 Enable AES fusion. Use cortexa57_branch_cost.
16545 (cortexa53_tunings): Use cortexa57_branch_cost.
16546 (cortexa72_tunings): Use cortexa57_branch_cost.
16547 Use AUTOPREFETCHER_WEAK.
16548 (cortexa73_tunings): Use cortexa57_branch_cost.
16550 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16551 James Greenhalgh <james.greenhalgh@arm.com>
16553 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
16554 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
16555 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
16556 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
16557 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
16558 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
16559 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
16560 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
16561 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
16562 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
16563 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
16564 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
16565 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
16568 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
16569 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16571 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
16573 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
16575 2016-06-30 David Malcolm <dmalcolm@redhat.com>
16578 * gcc.c (driver::build_option_suggestions): Pass "option" to
16579 add_misspelling_candidates.
16580 * opts-common.c (add_misspelling_candidates): Add "option" param;
16581 use it to avoid adding negated forms for options marked with
16583 * opts.h (add_misspelling_candidates): Add "option" param.
16585 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16587 PR middle-end/71693
16588 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
16589 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
16590 first when permuting bitwise operation with rotate. Cast
16591 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
16593 2016-06-29 David Malcolm <dmalcolm@redhat.com>
16595 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
16596 for misspelled param names.
16597 * params.c: Include spellcheck.h.
16598 (find_param_fuzzy): New function.
16599 * params.h (find_param_fuzzy): New prototype.
16600 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
16601 * spellcheck.h (struct edit_distance_traits<const char *>):
16604 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
16606 * config/rs6000/predicates.md (const_0_to_7_operand): New
16607 predicate, recognize 0..7.
16608 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16609 support for doing extracts from V16QImode, V8HImode, V4SImode
16611 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
16612 vector extract support.
16613 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
16614 for ISA 3.0 vector extract.
16615 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
16616 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
16617 extracts of a constant element number from small integer vectors
16618 on 64-bit ISA 3.0 systems.
16619 (vsx_extract_<mode>_di): Likewise.
16620 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
16621 say when we can do ISA 3.0 vector extracts.
16622 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
16623 registers, using the stxsiwx instruction.
16625 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
16627 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
16628 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
16629 qdf24xx_regmove_cost, qdf24xx_tunings): New.
16630 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
16631 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
16632 * config/arm/arm.c (arm_qdf24xx_tune): New.
16634 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
16636 * config/aarch64/aarch64.c (cortexa53_tunings):
16637 Increase loop alignment to 8. Set function alignment to 16.
16638 (cortexa35_tunings): Likewise.
16639 (cortexa57_tunings): Increase loop alignment to 8.
16640 (cortexa72_tunings): Likewise.
16641 (cortexa73_tunings): Likewise.
16643 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
16645 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
16646 for arm_fp16_ok and arm_fp16_hw.
16647 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
16648 arm_fp16_alternative.
16650 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
16652 PR tree-optimization/71655
16653 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
16654 types when swapping operands.
16656 2016-06-29 Martin Liska <mliska@suse.cz>
16658 PR middle-end/71585
16659 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
16660 * ipa-inline-transform.c (inline_call): Remove unnecessary call
16661 of build_optimization_node.
16663 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
16665 PR tree-optimization/70729
16666 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
16667 independent in loops having positive safelen value.
16668 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16669 it may be not valid after vectorization.
16671 2016-06-29 Jakub Jelinek <jakub@redhat.com>
16673 PR tree-optimization/71625
16674 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
16675 is sorted by ascending list->offset. If PTR is non-NULL and there is
16676 previous strinfo, call get_stridx_plus_constant.
16677 (get_stridx): Pass exp as second argument to get_addr_stridx.
16678 (addr_stridxptr): Add missing list = list->next, so that there can be
16679 more than one entries in the list. Bump limit from 16 to 32. Ensure
16680 the list is sorted by ascending list->offset.
16681 (get_stridx_plus_constant): Adjust so that it can be also called with
16682 ADDR_EXPR instead of SSA_NAME as PTR.
16683 (handle_char_store): Pass NULL_TREE as second argument to
16686 2016-06-29 Richard Biener <rguenther@suse.de>
16688 PR rtl-optimization/68961
16689 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
16691 2016-06-29 Richard Biener <rguenther@suse.de>
16693 PR middle-end/71002
16694 * alias.c (component_uses_parent_alias_set_from): Handle
16695 type punning through union accesses by using the union alias set.
16696 * gimple.c (gimple_get_alias_set): Remove union type punning case.
16698 2016-07-29 Richard Biener <rguenther@suse.de>
16700 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
16701 precision not matching mode precision.
16703 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
16705 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
16706 pa_output_arg_descriptor.
16707 (call_val_symref_64bit_post_reload): Likewise.
16708 (call_val_powf_64bit_post_reload): Likewise.
16709 (sibcall_internal_symref_64bit): Likewise.
16710 (sibcall_value_internal_symref_64bit): Likewise.
16712 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16714 PR middle-end/71626
16715 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
16716 a constant, force its SUBREG_REG into memory or register instead
16719 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16722 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
16723 * doc/invoke.texi (AVR Options): Document it.
16725 2016-06-28 Walter Lee <walt@tilera.com>
16727 * config/tilegx/linux.h: Do not include arch/icache.h
16728 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16729 * config/tilepro/linux.h: Do not include arch/icache.h
16730 (CLEAR_INSN_CACHE): Provide inlined definition directly.
16732 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
16734 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
16735 for big-endian BIT_FIELD_REF.
16737 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
16739 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
16740 ('size' attribute): Add '128'.
16742 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
16743 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
16744 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
16745 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
16746 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
16747 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
16748 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
16749 *trunc<mode>df2_odd): Set size attribute to '128'.
16750 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
16751 * config/rs6000/power6.md (power6-fp): Include dfp type.
16752 * config/rs6000/power7.md (power7-fp): Likewise.
16753 * config/rs6000/power8.md (power8-fp): Likewise.
16754 * config/rs6000/power9.md: New file.
16755 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
16756 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
16757 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
16759 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
16760 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16761 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
16762 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
16763 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
16764 dfp_dscri_<mode>): Change type attribute to dfp.
16765 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
16766 attribute to vecsimple.
16767 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
16768 and prefetch streams.
16769 (rs6000_option_override_internal): Remove temporary code setting
16770 tuning to power8. Don't set rs6000_sched_groups for power9.
16771 (last_scheduled_insn): Change to rtx_insn *.
16772 (divide_cnt, vec_load_pendulum): New variables.
16773 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
16774 (rs6000_issue_rate): Set issue rate for Power9.
16775 (is_power9_pairable_vec_type): New.
16776 (power9_sched_reorder2): New.
16777 (rs6000_sched_reorder2): Call new function for Power9 specific
16779 (insn_must_be_first_in_group): Remove Power9.
16780 (insn_must_be_last_in_group): Likewise.
16781 (force_new_group): Likewise.
16782 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
16783 Initialize divide_cnt/vec_load_pendulum.
16784 (_rs6000_sched_context, rs6000_init_sched_context,
16785 rs6000_set_sched_context): Handle context save/restore of new
16788 2016-06-28 Richard Biener <rguenther@suse.de>
16790 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
16791 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
16792 COMPONENT_REF operand.
16793 (nonoverlapping_component_refs_p): Likewise.
16794 * stor-layout.c (start_bitfield_representative): Mark
16795 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
16797 2016-06-28 Jakub Jelinek <jakub@redhat.com>
16799 * Makefile.in: Don't cat ../stage_current if it does not exist.
16801 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
16802 last argument is a bit-field.
16804 PR rtl-optimization/71673
16805 * internal-fn.c (expand_arith_overflow_result_store): Use
16806 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
16807 expand_simple_binop.
16809 PR middle-end/66867
16810 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
16811 expand_ifn_atomic_compare_exchange): New functions.
16812 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
16813 * tree.h (build_call_expr_internal_loc): Rename to ...
16814 (build_call_expr_internal_loc_array): ... this. Fix up type of
16816 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
16817 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
16818 ATOMIC_COMPARE_EXCHANGE result.
16819 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
16820 * gimple-fold.h (optimize_atomic_compare_exchange_p,
16821 fold_builtin_atomic_compare_exchange): New prototypes.
16822 * gimple-fold.c (optimize_atomic_compare_exchange_p,
16823 fold_builtin_atomic_compare_exchange): New functions..
16824 * tree-ssa.c (execute_update_addresses_taken): If
16825 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
16826 of call when finding addressable vars, and if such var becomes
16827 non-addressable, call fold_builtin_atomic_compare_exchange.
16829 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
16832 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
16833 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
16835 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
16837 * config/rs6000/rs6000.md ('type' attribute): Add
16838 veclogical,veccmpfx,vecexts,vecmove insn types.
16839 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
16840 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
16841 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
16842 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
16843 *nabs<mode>2_hw): Change type to vecmove.
16844 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
16845 *boolcc<mode>3_internal, *eqv<mode>3_internal,
16846 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
16847 *ieee_128bit_vsx_abs<mode>2_internal,
16848 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
16849 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
16850 *ieee128_mtvsrd_32bit): Change type to veclogical.
16851 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
16852 *movdi_internal32, *movdi_internal64): Update insn types.
16853 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
16854 vsx_extract_<mode>): Change type to veclogical.
16855 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
16856 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
16857 *vsx_sign_extend_si_v2di): Change type to vecexts.
16858 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
16859 type to veclogical.
16860 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
16861 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
16862 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
16863 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
16864 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16865 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
16866 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
16867 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
16868 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
16869 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
16870 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
16871 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
16872 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
16873 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
16874 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
16875 (ppc7450-vecsimple): Add veclogical, vecmove.
16876 (ppc7450-veccmp): Add veccmpfx.
16877 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
16879 (ppc8540_vector_compare): Add veccmpfx.
16880 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
16881 * config/rs6000/cell.md (cell-fp): Add fpsimple.
16882 (cell-vecsimple): Add veclogical, vecmove.
16883 (cell-veccmp): Add veccmpfx.
16884 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
16885 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
16887 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
16888 * config/rs6000/power4.md (power4-fp): Add fpsimple.
16889 (power4-vecsimple): Add veclogical, vecmove.
16890 (power4-veccmp): Add veccmpfx.
16891 * config/rs6000/power5.md (power5-fp): Add fpsimple.
16892 * config/rs6000/power6.md (power6-fp): Add fpsimple.
16893 (power6-vecsimple): Add veclogical, vecmove.
16894 (power6-veccmp): Add veccmpfx.
16895 * config/rs6000/power7.md (power7-fp): Add fpsimple.
16896 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
16897 * config/rs6000/power8.md (power8-fp): Add fpsimple.
16898 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
16899 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
16900 * config/rs6000/titan.md (titan_fp): Add fpsimple.
16901 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
16903 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
16905 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
16908 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16909 OPTION_MASK_P9_DFORM_VECTOR.
16910 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
16911 disable -mpower9-dform-vector when using reload.
16912 (quad_address_p): Remove 'gpr_p' argument and all associated code.
16913 New 'strict' argument. Update all callers. Add strict addressing
16915 (rs6000_legitimate_offset_address_p): Remove call to
16916 virtual_stack_registers_memory_p.
16917 (rs6000_legitimize_reload_address): Add quad address support.
16918 (rs6000_legitimate_address_p): Move call to quad_address_p above
16919 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
16920 to account for new strict usage.
16921 (rs6000_output_move_128bit): Adjust quad_address_p args to account
16922 for new strict usage.
16923 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
16925 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
16932 * config/i386/i386.c (ix86_spill_class): Disable condition to
16933 always return NO_REGS.
16935 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
16937 * predict.c: Include gimple-pretty-print.h
16938 (predicted_by_loop_heuristics_p): Check also
16939 PRED_LOOP_EXIT_WITH_RECURSION
16940 (predict_loops): Find self recursive calls and use special purpose
16941 predictors for them; dump log about decisions.
16942 (pass_profile::execute): Dump info about #of iterations.
16943 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
16944 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
16946 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
16948 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
16949 output_asm_insn calls and shorten long lines. Output .CALL
16950 argument descriptor using pa_output_arg_descriptor. Add various
16951 inline $$dyncall and other optimizations.
16952 (pa_attr_length_indirect_call): Adjust ordering and lengths.
16954 2016-06-25 Jakub Jelinek <jakub@redhat.com>
16956 PR tree-optimization/71643
16957 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
16960 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
16961 leak a bitmap if dep_bb is NULL.
16963 PR tree-optimization/71631
16964 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
16965 to rewrite_expr_tree even if negate_result, move new_lhs var
16966 declaration and initialization earlier, for powi_result set afterwards
16967 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
16968 if new_lhs != lhs, and don't shadow gsi var.
16970 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16972 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
16973 Add in_loop parameter.
16974 (predict_loops): Add loop guard heuristics.
16975 * predict.def (PRED_LOOP_GUARD): New heuristics.
16977 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16979 * predict.c: Include ipa-utils.h
16980 (tree_bb_level_prediction): Predict recursive calls.
16981 (tree_estimate_probability_bb): Skip inexpensive calls for call
16983 * predict.def (PRED_RECURSIVE_CALL): New.
16985 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16987 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
16988 (BU_FLOAT128_1): Likewise.
16990 (COPYSIGNQ): Likewise.
16991 (RS6000_BUILTIN_NANQ): Likewise.
16992 (RS6000_BUILTIN_NANSQ): Likewise.
16993 (RS6000_BUILTIN_INFQ): Likewise.
16994 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
16995 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
16996 (TARGET_FOLD_BUILTIN): New #define.
16997 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
16998 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
16999 (rs6000_fold_builtin): New target hook implementation, handling
17000 folding of 128-bit NaNs and infinities.
17001 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
17002 entries are filled in to avoid problems during bootstrap
17003 self-test; define builtins for 128-bit NaNs and infinities.
17004 (rs6000_opt_mask): Add entry for float128.
17005 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
17006 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
17007 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
17008 (const_str_type_node): New #define.
17009 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
17010 to a define_expand that dispatches to either copysign<mode>3_soft
17011 or copysign<mode>3_hard.
17012 (copysign<mode>3_hard): Rename from copysign<mode>3.
17013 (copysign<mode>3_soft): New define_insn.
17014 * doc/extend.texi: Document new builtins.
17016 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17018 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
17019 PRIu64 instead of lu.
17021 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
17024 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
17025 copy the type name.
17027 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17029 PR tree-optimization/71647
17030 * omp-low.c (lower_rec_input_clauses): Convert
17031 omp_clause_aligned_alignment (c) to size_type_node for the
17032 last argument of __builtin_assume_aligned.
17034 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
17036 * configure.ac (calling ___tls_get_addr via GOT): New
17037 assembler/linker check.
17038 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
17039 assembler and linker supports calling ___tls_get_addr via GOT.
17040 Otherise, defined to 0.
17041 * config.in: Regenerated.
17042 * configure: Likewise.
17043 * config/i386/constraints.md (Yb): New constraint.
17044 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
17045 (REG_CLASS_NAMES): Likewise.
17046 (REG_CLASS_CONTENTS): Likewise.
17047 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
17048 the b constraint with the Yb constraint. Call ___tls_get_addr
17049 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
17051 (*tls_local_dynamic_base_32_gnu): Likewise.
17052 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
17053 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
17054 (*tls_local_dynamic_base_64_<mode>): Likewise.
17056 2016-06-24 Martin Liska <mliska@suse.cz>
17058 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
17059 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
17061 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
17062 argument to true if the expected number of iterations is
17065 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
17067 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
17068 assemble for 32bit target.
17069 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
17070 and $ld_ix86_gld_32_opt to link for 32bit target.
17071 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
17072 * configure: Regenerate.
17074 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17076 * config/arm/arm.c (int_log2): Delete definition and prototype.
17077 (shift_op): Use exact_log2 instead of int_log2.
17078 (vfp3_const_double_for_fract_bits): Likewise.
17080 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17082 * internal-fn.c (expand_arith_set_overflow): New function.
17083 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
17085 (expand_arith_overflow_result_store): Likewise. Handle precision
17086 smaller than mode precision.
17087 * tree-vrp.c (extract_range_basic): For imag part, handle
17088 properly signed 1-bit precision result.
17089 * doc/extend.texi (__builtin_add_overflow): Document that last
17090 argument can't be pointer to enumerated or boolean type.
17091 (__builtin_add_overflow_p): Document that last argument can't
17092 have enumerated or boolean type.
17094 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17095 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17097 * config/rs6000/predicates.md (splat_input_operand): Rework.
17098 Don't allow constants, since the insns that use this predicate
17099 don't support constants. Constants are handled by other insns
17100 that are created via combine. During and after register
17101 allocation, only allow indexed or indirect addresses, and not
17102 general addresses. Only allow modes supported by the hardware.
17103 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
17104 comment. Move check for using VSPLTIS<x> to a common location,
17105 instead of doing it in two different places.
17107 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
17109 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17110 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
17111 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
17112 signature_CENTAUR_ebx.
17114 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
17118 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
17119 (as_ix86_gas_32_opt): This.
17120 (ld_ix86_tls_ldm_opt): Renamed to ...
17121 (ld_ix86_gld_32_opt): This.
17122 (R_386_TLS_LDM reloc): Updated.
17123 (R_386_GOT32X reloc): New assembler/linker check.
17124 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
17125 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
17127 * config.in: Regenerated.
17128 * configure: Likewise.
17129 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
17130 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
17131 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
17132 if ix86_force_load_from_GOT_p returns true.
17133 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
17134 ix86_force_load_from_GOT_p returns true.
17135 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
17136 the external function address via the GOT slot.
17137 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
17138 HAVE_AS_IX86_GOT32X before returning false.
17139 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
17140 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
17142 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
17144 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
17146 2016-06-23 Andi Kleen <ak@linux.intel.com>
17148 * Makefile.in: Regenerate.
17149 * doc/install.texi: Document autoprofiledbootstrap.
17151 2016-06-23 Andi Kleen <ak@linux.intel.com>
17153 * config/i386/gcc-auto-profile: New file.
17155 2016-06-23 Martin Liska <mliska@suse.cz>
17157 PR middle-end/71619
17158 * predict.c (predict_loops): Revert the hunk that was removed
17161 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
17163 * config.gcc: Add support for arm*-*-phoenix* targets.
17164 * config/arm/t-phoenix: New.
17165 * config/phoenix.h: New.
17167 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
17168 H.J. Lu <hongjiu.lu@intel.com>
17171 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
17172 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
17173 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
17174 ix86_force_load_from_GOT_p returns true.
17175 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
17176 ix86_force_load_from_GOT_p returns true.
17177 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
17178 ix86_force_load_from_GOT_p returns true.
17179 (ix86_expand_move): Load the external function address via the
17180 GOT slot if ix86_force_load_from_GOT_p returns true.
17181 * config/i386/predicates.md (x86_64_immediate_operand): Return
17182 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
17183 (x86_64_zext_immediate_operand): Ditto.
17185 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
17187 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
17189 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17192 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
17193 * diagnostic.c (pedwarn_at_rich_loc): New function.
17194 * spellcheck.h (best_match::best_match): Add a
17195 "best_distance_so_far" optional parameter.
17196 (best_match::set_best_so_far): New method.
17197 (best_match::get_best_distance): New accessor.
17198 (best_match::get_best_candidate_length): New accessor.
17200 2016-06-22 Nick Clifton <nickc@redhat.com>
17202 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
17203 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
17204 modes are accepted as well.
17205 (ucompare_loc_descriptor): Likewise.
17206 (minmax_loc_descriptor): Likewise.
17207 (clz_loc_descriptor): Likewise.
17208 (popcount_loc_descriptor): Likewise.
17209 (bswap_loc_descriptor): Likewise.
17210 (rotate_loc_descriptor): Likewise.
17211 (mem_loc_descriptor): Likewise.
17212 (loc_descriptor): Likewise.
17214 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17216 * common.opt (fdiagnostics-parseable-fixits): New option.
17217 * diagnostic.c: Include "selftest.h".
17218 (print_escaped_string): New function.
17219 (print_parseable_fixits): New function.
17220 (diagnostic_report_diagnostic): Call print_parseable_fixits.
17221 (selftest::assert_print_escaped_string): New function.
17222 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
17223 (selftest::test_print_escaped_string): New function.
17224 (selftest::test_print_parseable_fixits_none): New function.
17225 (selftest::test_print_parseable_fixits_insert): New function.
17226 (selftest::test_print_parseable_fixits_remove): New function.
17227 (selftest::test_print_parseable_fixits_replace): New function.
17228 (selftest::diagnostic_c_tests): New function.
17229 * diagnostic.h (struct diagnostic_context): Add field
17230 "parseable_fixits_p".
17231 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
17232 -fdiagnostics-parseable-fixits.
17233 (-fdiagnostics-parseable-fixits): New option.
17234 * opts.c (common_handle_option): Handle
17235 -fdiagnostics-parseable-fixits.
17236 * selftest-run-tests.c (selftest::run_tests): Call
17237 selftest::diagnostic_c_tests.
17238 * selftest.h (selftest::diagnostic_c_tests): New prototype.
17240 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
17242 PR tree-optimization/71488
17243 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
17244 comparison of boolean vectors.
17245 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
17246 of boolean vectors using bitwise operations.
17248 2016-06-22 Andreas Schwab <schwab@suse.de>
17250 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
17251 Remove declaration.
17253 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
17255 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
17257 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
17259 * config/i386/i386.c (print_reg): Emit an error message on attempt to
17262 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17264 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
17265 * config/arm/arm-cores.def (cortex-a73): New entry.
17266 (cortex-a73.cortex-a35): Likewise.
17267 (cortex-a73.cortex-a53): Likewise.
17268 * config/arm/arm-tables.opt: Regenerate.
17269 * config/arm/arm-tune.md: Likewise.
17270 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
17271 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17272 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
17273 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17274 * doc/invoke.texi (ARM Options): Document cortex-a73,
17275 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
17277 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17279 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
17280 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
17281 (cortex-a73.cortex-a35): Likewise.
17282 (cortex-a73.cortex-a53): Likewise.
17283 * config/aarch64/aarch64-tune.md: Regenerate.
17284 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
17285 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
17288 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17290 * configure.ac (gcc_cv_as_compress_debug): Remove
17291 --compress-debug-sections as extra as switch.
17292 Handle gas --compress-debug-sections=type.
17293 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
17294 Handle gld --compress-debug-sections=type.
17295 * configure: Regenerate.
17297 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
17299 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
17301 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
17303 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
17304 (do_rewrite): likewise.
17306 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17308 * common/config/mep/mep-common.c: Remove.
17309 * config.gcc: Remove mep-* support.
17310 * config/mep/constraints.md: Remove.
17311 * config/mep/default.h: Remove.
17312 * config/mep/intrinsics.h: Remove.
17313 * config/mep/intrinsics.md: Remove.
17314 * config/mep/ivc2-template.h: Remove.
17315 * config/mep/mep-c5.cpu: Remove.
17316 * config/mep/mep-core.cpu: Remove.
17317 * config/mep/mep-default.cpu: Remove.
17318 * config/mep/mep-ext-cop.cpu: Remove.
17319 * config/mep/mep-intrin.h: Remove.
17320 * config/mep/mep-ivc2.cpu: Remove.
17321 * config/mep/mep-pragma.c: Remove.
17322 * config/mep/mep-protos.h: Remove.
17323 * config/mep/mep.c: Remove.
17324 * config/mep/mep.cpu: Remove.
17325 * config/mep/mep.h: Remove.
17326 * config/mep/mep.md: Remove.
17327 * config/mep/mep.opt: Remove.
17328 * config/mep/predicates.md: Remove.
17329 * config/mep/t-mep: Remove.
17330 * doc/install.texi: Remove mep-* documentation.
17331 * doc/md.texi: Likewise.
17333 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17335 * config.gcc: Remove support for avr-rtems.
17336 * config/avr/gen-avr-mmcu-specs.c: Likewise.
17337 * config/avr/rtems.h: Remove.
17338 * config/avr/t-rtems: Remove.
17340 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17342 * config.gcc: Remove m32r-rtems support.
17343 * config/m32r/rtems.h: Remove.
17345 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17347 * config.gcc: Remove h8300-rtems support.
17348 * config/h8300/rtems.h: Remove.
17349 * config/h8300/t-rtems: Remove.
17351 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17353 * config.gcc: Remove support for knetbsd.
17354 * configure.ac: Likewise.
17355 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
17356 * config/knetbsd-gnu.h: Remove.
17357 * configure: Regenerate.
17359 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17361 * config.gcc: Remove support for openbsd 2 and 3.
17362 * config/openbsd-oldgas.h: Remove.
17364 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17366 * config.gcc: Remove interix support.
17367 * config/i386/i386-interix.h: Remove.
17368 * config/i386/interix.opt: Remove.
17369 * config/i386/t-interix: Remove.
17370 * configure: Regenerate.
17371 * configure.ac: Remove interix support.
17372 * doc/install.texi: Remove interix documentation.
17374 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
17376 * config/rs6000/rs6000.h: Add conditional preprocessing directives
17377 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
17380 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17382 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
17383 they are both PLACEHOLDER_EXPRs.
17385 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17387 * stor-layout.c (layout_type): Move setting complex MODE to
17388 layout_type, instead of setting it ahead of time by the caller.
17389 * tree.c (build_complex_type): Likewise.
17391 2016-06-21 Martin Liska <mliska@suse.cz>
17393 * predict.c (force_edge_cold): Replace imposisble with
17396 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17398 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
17399 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
17401 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17403 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
17405 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
17406 Ilya Enkovich <ilya.enkovich@intel.com>
17409 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17410 New member function to convert V1TImode register to SUBREG
17411 TImode in debug insn.
17412 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
17413 after changing register mode to V1TImode.
17415 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
17417 * config/aarch64/aarch64-cores.def (vulcan): New core.
17418 * config/aarch64/aarch64-tune.md: Regenerate.
17419 * doc/invoke.texi: Document vulcan as an available option.
17421 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17423 * cse.c (canon_asm_operands): New function extracted from...
17424 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
17425 either standalone or member of a PARALLEL.
17427 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17430 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
17431 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
17432 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
17434 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17437 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
17438 constant addresses if can_create_pseudo_p.
17440 2016-06-21 Jakub Jelinek <jakub@redhat.com>
17442 PR tree-optimization/71588
17443 * tree-ssa-strlen.c (valid_builtin_call): New function.
17444 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
17447 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17449 PR middle-end/71581
17450 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
17451 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
17452 for conversion of scalar user var to complex type and use the
17453 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
17456 PR rtl-optimization/71591
17457 * toplev.c (toplev::run_self_tests): If no_backend, complain and
17458 don't run any tests.
17460 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
17463 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
17464 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
17465 space for PIC with non-v32 and the common non-PIC "jump".
17467 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17470 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
17471 returned values and add UN*/LTGT/*ORDERED cases with values matching
17472 D operand modifier on vcmp for AVX.
17474 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17476 * config/aarch64/aarch64.opt
17477 (mpc-relative-literal-loads): Rename internal option name.
17478 * config/aarch64/aarch64.c
17479 (aarch64_nopcrelative_literal_loads): Rename to
17480 aarch64_pcrelative_literal_loads.
17481 (aarch64_expand_mov_immediate): Likewise.
17482 (aarch64_secondary_reload): Likewise.
17483 (aarch64_can_use_per_function_literal_pools_p): Likewise.
17484 (aarch64_override_options_after_change_1): Rename and simplify logic.
17485 (aarch64_classify_symbol): Merge large model checks into switch,
17486 remove pc-relative load check.
17488 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17490 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
17491 costs relative to the cost of a register move.
17493 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17495 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
17496 (vcvt_n_f64_u64): Likewise.
17497 (vcvt_n_s64_f64): Likewise.
17498 (vcvt_n_u64_f64): Likewise.
17499 (vcvt_f64_s64): Likewise.
17500 (vrecpe_f64): Likewise.
17501 (vcvt_f64_u64): Likewise.
17502 (vrecps_f64): Likewise.
17504 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17506 * config/aarch64/aarch64.md
17507 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
17509 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
17511 * config/aarch64/aarch64-builtins.c
17512 (aarch64_types_binop_uss_qualifiers): Delete.
17513 (TYPES_BINOP_USS): Likewise.
17514 (aarch64_types_binop_sus_qualifiers): Likewise.
17515 (TYPES_BINOP_SUS): Likewise.
17516 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
17517 (TYPES_FCVTIMM_SUS): Likewise.
17518 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
17520 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
17521 (fcvtzs): Use SHIFTIMM rather than BINOP.
17522 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
17524 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17526 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
17527 costs relative to the cost of a register move.
17529 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17531 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
17532 Allow scalar/single vector modes to be tieable.
17534 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17536 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
17538 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17540 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
17542 * tree.h (TYPE_ALIGN): Likewise.
17544 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17547 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
17549 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
17551 * config/avr/avr.c (avr_print_operand): Fix "format not a string
17552 literal" build warnings.
17553 (avr_print_operand_address): Dito.
17555 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
17558 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
17559 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
17561 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
17563 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
17565 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
17568 * reload1.c (reload): Pass 0 to finish_spills when called because
17569 update_eliminables_and_spill returns true and remove did_spill.
17570 (finish_spills): Adjust comment and document GLOBAL parameter.
17572 2016-06-17 DJ Delorie <dj@redhat.com>
17575 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
17576 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
17577 (umulqihi3_virt): Likewise.
17578 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
17579 (umulqihi3_real): Likewise.
17581 2016-06-17 Martin Liska <mliska@suse.cz>
17583 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
17585 2016-06-17 Martin Liska <mliska@suse.cz>
17587 * predict.def: PRED_LOOP_EXIT from 92 to 85.
17589 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
17591 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
17593 (vaddq_f32): Likewise.
17594 (vmul_f32): Likewise.
17595 (vmulq_f32): Likewise.
17596 (vsub_f32): Likewise.
17597 (vsubq_f32): Likewise.
17599 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17601 PR tree-optimization/71347
17602 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
17603 cost for all uses in group.
17605 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17607 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
17608 insert gimple seq if it's not empty.
17610 2016-06-17 Bin Cheng <bin.cheng@arm.com>
17612 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
17614 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
17615 rather than OFFSET.
17616 (comp_dr_with_seg_len_pair): Ditto.
17617 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
17618 struct dr_with_seg_len_pair against DR_OFFSET.
17619 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
17620 DR_OFFSET directly.
17622 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
17624 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
17626 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
17628 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
17629 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
17630 (pa_output_millicode_call): Likewise.
17631 (pa_output_call): Likewise.
17632 (pa_output_indirect_call): Likewise.
17633 (pa_asm_output_mi_thunk): Likewise.
17635 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17637 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
17639 2016-06-16 Martin Liska <mliska@suse.cz>
17641 * predict.c (combine_predictions_for_insn): When we find a first
17642 match predictor, we should consider just predictors with
17643 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
17644 DS theory predictor.
17645 (combine_predictions_for_bb): Likewise.
17647 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17649 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
17650 with base of reference to struct.
17652 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17654 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
17656 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17659 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
17660 progmem_swtable_section.
17661 (progmem_swtable_section): Remove.
17662 (avr_asm_function_rodata_section): Remove.
17663 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
17664 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
17666 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
17668 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17669 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
17670 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
17671 signature_CENTAUR_ebx.
17672 * config/i386/i386.c (ix86_option_override_internal): Add
17673 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
17674 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
17675 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
17677 2016-06-16 Martin Liska <mliska@suse.cz>
17679 * predict.def: Add fortran loop preheader predictor.
17680 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
17681 fold IFN_BUILTIN_EXPECT with a known constant argument.
17683 2016-06-16 Martin Liska <mliska@suse.cz>
17685 * predict.def: Add 'Fortran' to display text of all
17686 PRED_FORTRAN_* predictors.
17688 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
17691 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
17692 [IA64_BUILTIN_NANSQ]: Ditto.
17693 (ia64_fold_builtin): New function.
17694 (TARGET_FOLD_BUILTIN): New define.
17695 (ia64_init_builtins) Declare const_string_type node.
17696 Add __builtin_nanq and __builtin_nansq builtin functions.
17697 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
17699 2016-06-16 Nick Clifton <nickc@redhat.com>
17701 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
17702 MSP430_HWMULT_ prefix to enum values.
17703 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
17704 * config/msp430/msp430.c: Update use of enum values.
17705 * config/msp430/msp430.md: Likewise.
17706 * config/msp430/msp430.opt: Likewise.
17708 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
17710 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
17711 of comparsions in the last iteration.
17713 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17714 Joern Rennecke <joern.rennecke@embecosm.com>
17716 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
17718 (arc_needs_pcl_p): Add GOTOFFPC.
17719 (arc_legitimate_pic_addr_p): Likewise.
17720 (arc_output_pic_addr_const): Likewise.
17721 (arc_legitimize_pic_address): Generate a pc-relative address using
17723 (arc_output_libcall): Use @pcl syntax.
17724 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
17725 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
17726 (*movsi_insn): Use @pcl syntax.
17727 (doloop_begin_i): Likewise.
17729 2016-06-16 Martin Liska <mliska@suse.cz>
17731 * predict.def: Define a new predictor.
17733 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
17735 * config/arc/arc.opt (mtp-regno): Update text.
17737 2016-06-16 Renlin Li <renlin.li@arm.com>
17739 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
17741 2016-06-16 Jakub Jelinek <jakub@redhat.com>
17744 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
17745 (setcc + and peephole2): Likewise.
17747 PR rtl-optimization/71532
17748 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
17751 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
17753 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
17754 DImode constants with XXSPLTIB in vector registers.
17755 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
17756 vsx_extract_<mode>_internal{1,2} into a single insn that handles
17757 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
17758 extraction of the element at the top of the register as a scalar
17760 (vsx_extract_<mode>_internal1): Likewise.
17761 (vsx_extract_<mode>_internal2): Likewise.
17762 * config/rs6000/constraints.md (wi constraint): Remove a comment
17763 about DImode not being allowed in Altivec registers.
17764 (wB constraint): New constraint for constants that can be
17765 generated in Altivec registers with VSPLTISW/VUPKHSW.
17766 * config/rs6000/predicates.md (xxspltib_constant_split): Update
17768 (xxspltib_constant_nosplit): Likewise.
17769 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
17770 support for -mupper-regs-di to enable DImode to go into Altivec
17772 (POWERPC_MASKS): Likewise.
17773 (power7 cpu): Likewise.
17774 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
17775 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
17776 for DImode being allowed in Altivec registers. Update wi/wj
17777 constraints. Set scalar_in_vmx_p flag.
17778 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
17779 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
17780 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
17781 (rs6000_opt_masks): Add -mupper-regs-di.
17782 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
17783 direct move to use wi and not wj.
17784 (lfiwzx): Likewise.
17785 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
17787 (floatunssi<mode>2_lfiwzx_mem): Likewise.
17788 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
17789 any VSX register, instead of just Altivec registers, to allow
17790 either operand to be an Altivec register or both.
17791 (fixuns_trunc<mode>di2_fctiduz): Likewise.
17792 (movdi_internal32): Add support for -mupper-regs-di. Add support
17793 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
17794 the alternatives and attributes to be lined up to be easier to
17796 (movdi_internal64): Likewise.
17797 (64-bit DImode splitters): Change predicates to only split loading
17798 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
17799 load constants in ISA 3.0 or ISA 2.07 respectively.
17800 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17801 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
17802 mention -mcpu=power9 sets these options.
17803 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
17806 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17809 * config/avr/avr.c (avr_set_current_function): Warn misspelled
17810 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
17811 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
17812 by default to warn misspelled interrupt/ signal handler.
17813 * doc/invoke.texi (AVR Options): Document it. Update description
17814 for -nodevicelib option.
17816 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17818 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
17819 up parentheses. Use GET_MODE_UNIT_BITSIZE.
17820 (aarch64_<sur>shll2_n<mode>): Likewise.
17822 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
17824 PR middle-end/71529
17825 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
17826 DECL_CONTEXT for copied arguments.
17828 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17830 PR tree-optimization/71483
17831 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
17834 2016-06-15 Martin Liska <mliska@suse.cz>
17836 * predict.c (tree_predict_by_opcode): Call predict_edge_def
17837 instead of predict_edge w/o a probability.
17839 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17841 PR tree-optimization/71439
17842 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
17845 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17847 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
17848 register subregs in SET_SRC.
17850 2016-06-15 Richard Biener <rguenther@suse.de>
17852 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
17853 store restrictions.
17855 2016-06-15 Richard Biener <rguenther@suse.de>
17857 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
17858 not consider dependences between accesses that belong to the
17860 (vect_analyze_data_ref_dependences): Do not analyze read-read
17861 or self-dependences.
17863 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17865 * spellcheck-tree.c: Include spellcheck-tree.h rather than
17867 (find_closest_identifier): Reimplement in terms of
17868 best_match<tree,tree>.
17869 * spellcheck-tree.h: New file.
17870 * spellcheck.c (struct edit_distance_traits<const char *>): New
17872 (find_closest_string): Reimplement in terms of
17873 best_match<const char *, const char *>.
17874 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
17875 overload to spellcheck-tree.h.
17876 (find_closest_identifier): Likewise.
17877 (struct edit_distance_traits<T>): New template.
17878 (class best_match): New class.
17880 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17882 * selftest-run-tests.c (selftest::run_tests): Call
17883 selftest::spellcheck_tree_c_tests.
17884 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
17885 * spellcheck-tree.c: Include selftest.h and stringpool.h.
17886 (selftest::test_find_closest_identifier): New function.
17887 (selftest::spellcheck_tree_c_tests): New function.
17888 * spellcheck.c (selftest::test_find_closest_string): Verify that
17889 the order of the vec does not affect the results for this case.
17890 (selftest::test_data): New array.
17891 (selftest::test_metric_conditions): New function.
17892 (selftest::spellcheck_c_tests): Add a test of case-comparison.
17893 Call selftest::test_metric_conditions.
17895 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17897 * config/rs6000/rs6000-builtin.def (commentary): Typo.
17898 (BU_P9_MISC_1): Likewise.
17899 (BU_P9_64BIT_MISC_0): Likewise.
17900 (BU_P9_MISC_0): Likewise.
17902 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17904 * gcc-rich-location.c
17905 (gcc_rich_location::add_fixit_misspelled_id): New method.
17906 * gcc-rich-location.h
17907 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
17909 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
17911 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
17912 FreeBSD 11 and above.
17914 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
17916 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
17918 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17920 * expmed.h: Close parenthesis in "at your option" in copyright
17922 * lower-subreg.h: Likewise.
17924 2016-06-14 Richard Biener <rguenther@suse.de>
17926 PR middle-end/71526
17927 * genmatch.c (expr::gen_transform): Use in_type for comparisons
17930 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17932 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
17934 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
17935 mask+shift version.
17936 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
17938 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
17939 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
17941 2016-06-14 Richard Biener <rguenther@suse.de>
17943 PR tree-optimization/71522
17944 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
17945 copying into float copying.
17947 2016-06-14 Jakub Jelinek <jakub@redhat.com>
17949 PR tree-optimization/71520
17950 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
17951 (replace_block_by): Move user labels from bb1 to bb2.
17953 2016-06-14 Richard Biener <rguenther@suse.de>
17955 PR middle-end/71310
17957 * expr.h (get_bit_range): Declare.
17958 * expr.c (get_bit_range): Export.
17959 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
17960 word_mode again to constrain the bitfield access.
17962 2016-06-14 Richard Biener <rguenther@suse.de>
17964 PR tree-optimization/71521
17965 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
17966 division int_const_binop against zero divisor.
17968 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17970 * config/i386/i386.md (signbittf2): New expander.
17971 * config/i386/sse.md (ptesttf2): New insn pattern.
17973 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17976 * input.c (selftest::test_reading_source_line): Avoid reading from
17977 __FILE__ by creating a tempfile with known content and reading
17980 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17982 * pretty-print.c (assert_pp_format_colored): Skip the test if
17984 (test_pp_format): Remove comment about GCC_COLORS.
17986 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17988 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
17989 * pretty-print.c (assert_pp_format_va): Add location param and use
17990 it with ASSERT_STREQ_AT.
17991 (assert_pp_format): Add location param and pass it to
17992 assert_pp_format_va.
17993 (assert_pp_format_colored): Likewise.
17994 (ASSERT_PP_FORMAT_1): New.
17995 (ASSERT_PP_FORMAT_2): New.
17996 (ASSERT_PP_FORMAT_3): New.
17997 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
17998 explicitly, or implicitly via the above macros.
17999 * selftest.c (selftest::pass): Use a selftest::location rather
18000 than file and line.
18001 (selftest::fail): Likewise. Print the function name.
18002 (selftest::fail_formatted): Likewise.
18003 (selftest::assert_streq): Use a selftest::location rather than
18005 * selftest.h (selftest::location): New struct.
18006 (SELFTEST_LOCATION): New macro.
18007 (selftest::pass): Accept a const location & rather than file
18009 (selftest::fail): Likewise.
18010 (selftest::fail_formatted): Likewise.
18011 (selftest::assert_streq): Likewise.
18012 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
18013 (ASSERT_FALSE): Likewise.
18014 (ASSERT_EQ): Likewise.
18015 (ASSERT_NE): Likewise.
18016 (ASSERT_STREQ): Likewise.
18017 (ASSERT_PRED1): Likewise.
18018 (ASSERT_STREQ_AT): New macro.
18020 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18022 * selftest.c (selftest::fail_formatted): New function.
18023 (selftest::assert_streq): New function.
18024 * selftest.h (selftests::fail_formatted): New decl.
18025 (selftest::assert_streq): New decl.
18026 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
18028 2016-06-13 Jeff Law <law@redhat.com>
18030 PR tree-optimization/71403
18031 * tree-ssa-threadbackward.c
18032 (convert_and_register_jump_thread_path): No longer accept reference
18033 to path. Do not pop items off the path anymore.
18034 (fsm_find_control_statement_thread_paths): Do not allow threading
18035 to a deeper loop nest. Pop the last item off the path here rather
18036 than in convert_and_register_jump_thread_path.
18038 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18039 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
18041 [AArch64] Emit division using the Newton series
18043 * config/aarch64/aarch64-protos.h
18044 (cpu_approx_modes): Add new member "division".
18045 (aarch64_emit_approx_div): Declare new function.
18046 * config/aarch64/aarch64.c
18047 (generic_approx_modes): New member "division".
18048 (exynosm1_approx_modes): Likewise.
18049 (xgene1_approx_modes): Likewise.
18050 (aarch64_emit_approx_div): Define new function.
18051 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
18052 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
18053 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
18054 * doc/invoke.texi (-mlow-precision-div): Describe new option.
18056 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18057 Wilco Dijkstra <wilco.dijkstra@arm.com>
18059 [AArch64] Emit square root using the Newton series
18061 * config/aarch64/aarch64-protos.h
18062 (aarch64_emit_approx_rsqrt): Replace with new function
18063 "aarch64_emit_approx_sqrt".
18064 (cpu_approx_modes): New member "sqrt".
18065 * config/aarch64/aarch64.c
18066 (generic_approx_modes): New member "sqrt".
18067 (exynosm1_approx_modes): Likewise.
18068 (xgene1_approx_modes): Likewise.
18069 (aarch64_emit_approx_rsqrt): Replace with new function
18070 "aarch64_emit_approx_sqrt".
18071 (aarch64_override_options_after_change_1): Handle new option.
18072 * config/aarch64/aarch64-simd.md
18073 (rsqrt<mode>2): Use new function instead.
18074 (sqrt<mode>2): New expansion and insn definitions.
18075 * config/aarch64/aarch64.md: Likewise.
18076 * config/aarch64/aarch64.opt
18077 (mlow-precision-sqrt): Add new option description.
18078 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
18080 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18082 [AArch64] Add more choices for the reciprocal square root approximation
18084 Allow a target to prefer such operation depending on the operation mode.
18086 * config/aarch64/aarch64-protos.h
18087 (AARCH64_APPROX_MODE): New macro.
18088 (AARCH64_APPROX_{NONE,ALL}): Likewise.
18089 (cpu_approx_modes): New structure.
18090 (tune_params): New member "approx_modes".
18091 * config/aarch64/aarch64-tuning-flags.def
18092 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
18093 * config/aarch64/aarch64.c
18094 (generic_approx_modes): New core "cpu_approx_modes" structure.
18095 (exynosm1_approx_modes): Likewise.
18096 (xgene1_approx_modes): Likewise.
18097 (generic_tunings): New member "approx_modes".
18098 (cortexa35_tunings): Likewise.
18099 (cortexa53_tunings): Likewise.
18100 (cortexa57_tunings): Likewise.
18101 (cortexa72_tunings): Likewise.
18102 (exynosm1_tunings): Likewise.
18103 (thunderx_tunings): Likewise.
18104 (xgene1_tunings): Likewise.
18105 (use_rsqrt_p): New argument for the mode and use new member from
18107 (aarch64_builtin_reciprocal): Devise mode from builtin.
18108 (aarch64_optab_supported_p): New argument for the mode.
18109 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
18111 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18113 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
18114 RS6000_BTM_MODULO flag into the set of flags that are considered
18115 to be part of the common configuration.
18117 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18119 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
18120 difference unsigned.
18121 (vec_absdb): New macro for vector absolute difference unsigned
18123 (vec_absdh): New macro for vector absolute difference unsigned
18125 (vec_absdw): New macro for vector absolute difference unsigned word.
18126 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
18127 (vadu<mode>3): New insn.
18128 (*p9_vadu<mode>3): New insn.
18129 * config/rs6000/rs6000-builtin.def (vadub): New built-in
18131 (vaduh): New built-in definition.
18132 (vaduw): New built-in definition.
18133 (vadu): New overloaded built-in definition.
18134 (vadub): New overloaded built-in definition.
18135 (vaduh): New overloaded built-in definition.
18136 (vaduw): New overloaded built-in definition.
18137 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18138 overloaded vector absolute difference unsigned functions.
18139 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18140 the ISA 3.0 vector absolute difference unsigned built-in functions.
18142 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
18144 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
18145 update shared_lookup_references only once after changing operands.
18147 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
18149 PR middle-end/71373
18150 * tree-nested.c (convert_nonlocal_omp_clauses)
18151 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
18153 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
18154 * tree.def (CASE_LABEL_EXPR): Likewise.
18156 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
18159 * input.c (test_builtins): Fix an assertion.
18161 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18163 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
18164 (paritysi2): Ditto.
18166 (isinf<mode>2): Ditto.
18168 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18170 * ggc-tests.c (test_finalization): Only test need_finalization_p
18171 for GCC_VERSION >= 4003.
18173 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18175 * config/s390/vecintrin.h: Fix file description in comment.
18177 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18179 * config/s390/s390-builtin-types.def: Change builtin type naming
18180 scheme to match builtin-types.def.
18182 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
18184 * fold-const.c (optimize_minmax_comparison): Remove.
18185 (fold_comparison): Remove call to the above.
18186 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
18187 New transformations.
18189 2016-06-13 Alan Hayward <alan.hayward@arm.com>
18191 PR tree-optimization/71416
18192 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
18195 2016-06-13 Martin Liska <mliska@suse.cz>
18197 * predict.c (enum predictor_reason): Prefix enum with REASON_.
18198 (combine_predictions_for_insn): Likewise.
18199 (prune_predictions_for_bb): Likewise.
18200 (combine_predictions_for_bb): Likewise.
18202 2016-06-13 Richard Biener <rguenther@suse.de>
18204 PR tree-optimization/71505
18205 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
18206 assert match comment.
18208 2016-06-13 Marek Polacek <polacek@redhat.com>
18210 PR middle-end/71476
18211 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
18212 gimplify_switch_expr.
18213 (warn_switch_unreachable_r): New function.
18215 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18218 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
18221 2016-06-13 Richard Biener <rguenther@suse.de>
18223 PR middle-end/64516
18224 * fold-const.c (fold_unary_loc): Preserve alignment when
18225 folding a VIEW_CONVERT_EXPR into a MEM_REF.
18227 2016-06-13 Martin Liska <mliska@suse.cz>
18230 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
18231 w/ -fsanitize=bounds.
18233 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18235 * config/i386/i386.c (ix86_init_builtins): Calculate
18236 FLOAT128_FTYPE_CONST_STRING function type only once.
18237 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
18238 built-in functions are available for x86-32 and x86-64 targets.
18240 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18243 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
18244 New primitive type.
18245 (FLOAT128_FTYPE_CONST_STRING): New function type.
18246 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
18247 [IX86_BUILTIN_NANSQ]: Ditto.
18248 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18249 (ix86_init_builtin_types): Declare const_string_type_node.
18250 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
18252 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18253 * doc/extend.texi (x86 Built-in Functions): Document
18254 __builtin_nanq and __builtin_nansq.
18256 2016-06-11 Jiong Wang <jiong.wang@arm.com>
18259 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
18260 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
18261 length for pop patterns.
18262 (arm_attr_length_push_multi): Update comments.
18263 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
18265 (*pop_multiple_with_writeback_and_return): Likewise.
18266 (*pop_multiple_with_return): Likewise.
18268 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
18270 PR middle-end/71310
18271 * fold-const.c (optimize_bit_field_compare): Don't try to use
18272 word_mode unconditionally for reading the bit field, look at
18273 DECL_BIT_FIELD_REPRESENTATIVE instead.
18275 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
18277 PR middle-end/71478
18278 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
18279 vector integer type.
18281 2016-06-10 Jakub Jelinek <jakub@redhat.com>
18283 PR middle-end/71494
18284 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
18285 without LABEL_DECL, set *handled_ops_p to false instead of true.
18287 2016-06-10 Martin Sebor <msebor@redhat.com>
18290 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
18291 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
18292 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
18294 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
18295 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
18296 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
18297 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
18298 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
18299 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
18300 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
18301 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
18303 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18305 * config/arm/arm.h (pool_vector_label,
18306 return_used_this_function): Remove.
18308 2016-06-10 Jeff Law <law@redhat.com>
18310 PR tree-optimization/71335
18311 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
18312 zero length paths here.
18313 (convert_and_register_jump_thread_path): Remove hacks related to
18314 duplicated blocks in the jump thread path.
18315 (fsm_find_control_statement_thread_paths): Avoid putting the same
18316 block on the thread path twice, but ensure the thread path is
18317 unchanged from the caller's point of view.
18319 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18321 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
18322 * predict.def (PRED_LOOP_BRANCH): Remove.
18324 2016-06-10 David Malcolm <dmalcolm@redhat.com>
18326 * Makefile.in (OBJS): Add ggc-tests.o.
18327 (GTFILES): Add ggc-tests.c.
18328 * ggc-tests.c: New file.
18329 * selftest-run-tests.c (selftest::run_tests): Call
18330 selftest::ggc_tests_c_tests.
18331 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
18333 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
18335 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
18337 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
18340 * varasm.c (place_block_symbol): Adjust alignment for asan protected
18341 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
18343 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18345 * profile.c: Include cfgloop.h.
18346 (branch_prob): Compute estimated number of iterations.
18347 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
18348 recompute estimate number of iterations from profile.
18350 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18352 PR inline-asm/68843
18353 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
18354 must be grouped on top of stack. Don't force early clobber
18355 on ordinary reg outputs.
18357 2016-06-10 Richard Biener <rguenther@suse.de>
18359 * targhooks.c (default_builtin_vectorization_cost): Adjust
18360 vec_construct cost.
18362 2016-06-10 Richard Biener <rguenther@suse.de>
18364 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
18365 to fold the RHS to a constant if possible.
18367 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
18369 PR middle-end/71373
18370 * tree-nested.c (convert_nonlocal_omp_clauses)
18371 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
18372 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
18373 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
18375 * gimplify.c (gimplify_adjust_omp_clauses): Discard
18377 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
18379 * omp-low.c (scan_sharing_clauses): Don't expect
18380 OMP_CLAUSE__CACHE_.
18382 2016-06-10 Alan Hayward <alan.hayward@arm.com>
18384 PR tree-optimization/71407
18385 PR tree-optimization/71416
18386 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
18387 BIT_FIELD_REF type.
18389 2016-06-10 Richard Biener <rguenther@suse.de>
18391 PR middle-end/71477
18392 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
18394 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
18396 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
18398 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
18399 Jiong Wang <jiong.wang@arm.com>
18401 PR rtl-optimization/70751
18402 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
18403 spilled into memory.
18405 2016-06-09 Jonathan Yong <10walls@gmail.com>
18408 2015-09-21 Jonathan Yong <10walls@gmail.com>
18410 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
18411 sysroot/usr/lib/32api for additional win32 libraries,
18412 fixes failing Cygwin bootstrapping.
18414 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
18416 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
18419 2016-06-09 David Malcolm <dmalcolm@redhat.com>
18422 * pretty-print.c (pp_indent): Specify that %p is printed in a
18423 host-dependent manner.
18424 (test_pp_format): Remove the test for %p.
18426 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
18428 * config/mips/mips.c (mips_output_jump): Fix formatting.
18430 2016-06-09 Richard Biener <rguenther@suse.de>
18432 PR tree-optimization/71462
18433 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
18436 2016-06-09 Martin Liska <mliska@suse.cz>
18438 * predict.c (dump_prediction): Add new argument.
18439 (enum predictor_reason): New enum.
18440 (struct predictor_hash): New struct.
18441 (predictor_hash::hash): New function.
18442 (predictor_hash::equal): Likewise.
18443 (not_removed_prediction_p): New function.
18444 (prune_predictions_for_bb): Likewise.
18445 (combine_predictions_for_bb): Prune predictions.
18447 2016-06-09 Martin Liska <mliska@suse.cz>
18449 * predict.c (filter_predictions): New function.
18450 (remove_predictions_associated_with_edge): Use the filter
18452 (equal_edge_p): New function.
18454 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
18456 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
18457 Correct usage of @samp vs @option, add @samp where appropriate.
18458 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
18459 Add armv6s-m and document it, as it is no official ARM name.
18461 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18463 * ifcvt.c (struct noce_if_info): Add transform_name field.
18464 (noce_try_move): Set if_info->transform_name to the function name.
18465 (noce_try_ifelse_collapse): Likewise.
18466 (noce_try_store_flag): Likewise.
18467 (noce_try_inverse_constants): Likewise.
18468 (noce_try_store_flag_constants): Likewise.
18469 (noce_try_addcc): Likewise.
18470 (noce_try_store_flag_mask): Likewise.
18471 (noce_try_cmove): Likewise.
18472 (noce_try_cmove_arith): Likewise.
18473 (noce_try_minmax): Likewise.
18474 (noce_try_abs): Likewise.
18475 (noce_try_sign_mask): Likewise.
18476 (noce_try_bitop): Likewise.
18477 (noce_convert_multiple_sets): Likewise.
18478 (noce_process_if_block): Print if_info->transform_name to
18479 dump_file if transformation succeeded.
18481 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18483 * config/arm/cortex-a57.md (cortex_a57_alu):
18486 2016-06-08 Martin Sebor <msebor@redhat.com>
18487 Jakub Jelinek <jakub@redhat.com>
18491 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
18492 BUILT_IN_MUL_OVERFLOW_P): New builtins.
18493 * builtins.c: Include gimple-fold.h.
18494 (fold_builtin_arith_overflow): Handle
18495 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
18496 (fold_builtin_3): Likewise.
18497 * doc/extend.texi (Integer Overflow Builtins): Document
18498 __builtin_{add,sub,mul}_overflow_p.
18500 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
18502 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
18503 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
18505 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
18507 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
18508 Rewrite, looking one level down for records and arrays.
18510 2016-06-08 David Malcolm <dmalcolm@redhat.com>
18512 * pretty-print.c: Include "selftest.h".
18513 (pp_format): Fix comment.
18514 (identifier_to_locale): Likewise.
18515 (selftest::test_basic_printing): New function.
18516 (selftest::assert_pp_format): New function.
18517 (selftest::test_pp_format): New function.
18518 (selftest::pretty_print_c_tests): New function.
18519 * selftest-run-tests.c (selftest::run_tests): Call
18520 selftest::pretty_print_c_tests.
18521 * selftest.h (pretty_print_c_tests): New declaration.
18523 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18525 * invoke.texi (max-loop-headers-insns): Document.
18526 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
18527 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
18528 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
18530 2016-06-08 Richard Biener <rguenther@suse.de>
18532 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
18533 on strided SLP loads and fall back to scalar loads in case
18534 we can't chunk them.
18536 2016-06-08 Richard Biener <rguenther@suse.de>
18538 PR tree-optimization/71452
18539 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
18540 type used for the SSA rewrite has enough precision to cover
18541 the dynamic type of the location.
18543 2016-06-08 Jakub Jelinek <jakub@redhat.com>
18544 Richard Biener <rguenther@suse.de>
18547 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
18548 the same as DECL_P (base0) for indirect_base0. Use equality_code
18549 in one further place.
18551 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
18553 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
18554 to one word if the field is known to overlap other words.
18555 (extract_bit_field_1): Likewise.
18556 (store_split_bit_field): Remove compensating code.
18557 (extract_split_bit_field): Likewise.
18559 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
18563 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
18565 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18567 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
18569 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
18570 (arch64_addpv4sf): Delete.
18571 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
18572 "gen_aarch64_addpv4sf".
18573 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
18575 (vpadds_f32): Likewise.
18576 (vpaddq_f32): Likewise.
18577 (vpaddq_f64): Likewise.
18579 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18581 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
18583 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
18584 to VALLF. Rename to "fabd<mode>3".
18585 "*fabd_scalar<mode>3): Delete.
18586 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
18588 (vabdd_f64): Likewise.
18589 (vabd_f32): Likewise.
18590 (vabd_f64): Likewise.
18591 (vabdq_f32): Likewise.
18592 (vabdq_f64): Likewise.
18594 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18596 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
18598 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
18599 "aarch64_rsqrts<mode>".
18600 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
18601 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
18603 (vrsqrtsd_f64): Likewise.
18604 (vrsqrts_f32): Likewise.
18605 (vrsqrts_f64): Likewise.
18606 (vrsqrtsq_f32): Likewise.
18607 (vrsqrtsq_f64): Likewise.
18609 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18611 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
18613 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
18614 "aarch64_rsqrte<mode>".
18615 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
18616 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
18618 (vrsqrted_f64): Likewise.
18619 (vrsqrte_f32): Likewise.
18620 (vrsqrte_f64): Likewise.
18621 (vrsqrteq_f32): Likewise.
18622 (vrsqrteq_f64): Likewise.
18624 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18626 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
18628 (fcvtzs): Likewise.
18629 (fcvtzu): Likewise.
18630 * config/aarch64/aarch64-simd.md
18631 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
18632 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
18633 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
18635 (vcvt_n_f32_u32): Likewise.
18636 (vcvt_n_s32_f32): Likewise.
18637 (vcvt_n_u32_f32): Likewise.
18638 (vcvtq_n_f32_s32): Likewise.
18639 (vcvtq_n_f32_u32): Likewise.
18640 (vcvtq_n_f64_s64): Likewise.
18641 (vcvtq_n_f64_u64): Likewise.
18642 (vcvtq_n_s32_f32): Likewise.
18643 (vcvtq_n_s64_f64): Likewise.
18644 (vcvtq_n_u32_f32): Likewise.
18645 (vcvtq_n_u64_f64): Likewise.
18646 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
18647 (VSDQ_SDI): Likewise.
18648 (fcvt_target): Support V4DI, V4SI and V2SI.
18649 (FCVT_TARGET): Likewise.
18651 2016-06-08 Jiong Wang <jiong.wang@arm.com>
18653 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
18654 (TYPES_BINOP_SUS): Likewise.
18655 (aarch64_simd_builtin_data): Update include file name.
18656 (aarch64_builtins): Likewise.
18657 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
18658 for conversion between scalar float-point and fixed-point.
18660 (fcvtzs): Likewise.
18661 (fcvtzu): Likewise.
18662 * config/aarch64/aarch64.md
18663 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
18664 pattern for conversion between scalar float to fixed-pointer.
18665 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
18666 (UNSPEC_FCVTZS): New UNSPEC enumeration.
18667 (UNSPEC_FCVTZU): Likewise.
18668 (UNSPEC_SCVTF): Likewise.
18669 (UNSPEC_UCVTF): Likewise.
18670 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
18672 (vcvtd_n_f64_u64): Likewise.
18673 (vcvtd_n_s64_f64): Likewise.
18674 (vcvtd_n_u64_f64): Likewise.
18675 (vcvtd_n_f32_s32): Likewise.
18676 (vcvts_n_f32_u32): Likewise.
18677 (vcvtd_n_s32_f32): Likewise.
18678 (vcvts_n_u32_f32): Likewise.
18679 * config/aarch64/iterators.md (fcvt_target): Support integer to float
18681 (FCVT_TARGET): Likewise.
18682 (FCVT_FIXED2F): New iterator.
18683 (FCVT_F2FIXED): Likewise.
18684 (fcvt_fixed_insn): New define_int_attr.
18686 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18688 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
18689 some statements was removed.
18691 2016-06-08 Alan Hayward <alan.hayward@arm.com>
18693 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
18694 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
18695 (vect_can_advance_ivs_p): likewise.
18696 (vect_update_ivs_after_vectorizer): likewise.
18697 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
18698 (vect_analyze_scalar_cycles_1): likewise.
18699 (vect_analyze_loop_operations): likewise.
18700 (report_vect_op): likewise.
18701 (vect_is_slp_reduction): likewise.
18702 (vect_is_simple_reduction): likewise.
18703 (get_initial_def_for_induction): likewise.
18704 (vect_transform_loop): likewise.
18705 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
18706 (vect_recog_sad_pattern): likewise.
18707 (vect_recog_widen_sum_pattern): likewise.
18708 (vect_recog_widening_pattern): likewise.
18709 (vect_recog_divmod_pattern): likewise.
18710 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
18711 (vect_analyze_slp_instance): likewise.
18712 (vect_transform_slp_perm_load): likewise.
18713 (vect_schedule_slp_instance): likewise.
18715 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18717 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
18718 (return_prediction): PRED_CONST_RETURN predict return as not taken.
18719 * predict.def (PRED_CONTINUE): Change hitrate 50->67
18720 (PRED_LOOP_BRANCH): Document predictor as broken.
18721 (PRED_LOOP_EXIT): Change hitrate 91->92.
18722 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
18723 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
18724 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
18725 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
18726 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
18727 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
18728 (PRED_CALL): Chane hitrate 71->67.
18729 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
18730 (PRED_GOTO): Document as unused right now.
18731 (PRED_CONST_RETURN): Change hitrate 67->69
18732 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
18733 (PRED_NULL_RETURN): Change hitrate 91->90.
18734 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
18735 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
18736 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
18738 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
18740 * config/rs6000/altivec.h: Add __builtin_vec_mul.
18741 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
18742 special case Altivec builtin.
18743 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18744 VSX_BUILTIN_VEC_MUL (replaced with special case code).
18745 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18746 code for ALTIVEC_BUILTIN_VEC_MUL.
18747 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18748 for __builtin_vec_mul.
18750 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
18752 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
18755 2016-06-07 David Malcolm <dmalcolm@redhat.com>
18757 * spellcheck.c (selftest::test_find_closest_string): New function.
18758 (spellcheck_c_tests): Call the above.
18760 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18762 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
18764 2016-06-07 Jakub Jelinek <jakub@redhat.com>
18766 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
18767 Yv=Yv,C alternatives.
18769 2016-06-07 Richard Biener <rguenther@suse.de>
18772 * common.opt (ffast-math): Make Optimization.
18774 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
18775 Prachi Godbole <prachi.godbole@imgtec.com>
18777 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
18778 `fabs' and `fneg' type attributes.
18779 (p5600_fpu_fabs): Add `fmove' to the comment.
18781 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18783 * gimple.c: Include builtins.h
18784 (gimple_inexpensive_call_p): New function.
18785 * gimple.h (gimple_inexpensive_call_p): Declare.
18786 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
18787 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
18790 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
18792 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
18793 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
18794 warning_at_rich_loc, warning_n, pedwarn, permerror,
18795 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
18796 sorry, fatal_error, internal_error, internal_error_no_backtrace):
18799 2016-06-07 Richard Biener <rguenther@suse.de>
18801 PR tree-optimization/71428
18802 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
18803 BIT_FIELD_REF op vs. load.
18805 2016-06-07 Richard Biener <rguenther@suse.de>
18807 PR middle-end/71423
18808 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
18811 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18813 * config/pa/pa.md (call): Generate indirect long calls to non-local
18814 functions on TARGET_64BIT.
18815 (call_value): Likewise.
18817 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
18819 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
18820 pattern and subsequent splitters.
18821 (call_val_reg_64bit_post_reload): Likewise.
18823 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18825 PR middle-end/71408
18826 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
18827 propagate_op_to_single_use.
18829 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18831 PR middle-end/71281
18832 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
18834 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
18836 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
18837 (enum x86_dirflag_state): New enum.
18838 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
18839 (machine_function): Remove needs_cld.
18840 (ix86_current_function_needs_cld): Remove.
18841 * config/i386/i386.c (ix86_set_func_type): Set
18842 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
18843 (ix86_expand_prologue): Do not emit CLD here.
18844 (ix86_dirflag_mode_needed): New function.
18845 (ix86_dirflag_mode_entry): Ditto.
18846 (ix86_mode_needed): Handle X86_DIRFLAG entity.
18847 (ix86_mode_after): Ditto.
18848 (ix86_mode_entry): Ditto.
18849 (ix86_mode_exit): Ditto.
18850 (ix86_emit_mode_set): Ditto.
18851 * config/i386/i386.md (strmov_singleop): Set
18852 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
18853 Do not set ix86_current_function_needs_cld.
18855 (strset_singleop): Ditto.
18857 (cmpstrnqi_nz_1): Ditto.
18858 (cmpstrnqi_1): Ditto.
18859 (strlenqi_1): Ditto.
18861 2016-06-06 Jakub Jelinek <jakub@redhat.com>
18863 PR tree-optimization/71259
18864 * tree-vect-slp.c (vect_get_constant_vectors): For
18865 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
18866 one for constant op, and use COND_EXPR for non-constant.
18868 2016-06-06 David Malcolm <dmalcolm@redhat.com>
18870 * Makefile.in (OBJS): Add function-tests.o,
18871 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
18872 selftest-run-tests.o.
18873 (OBJS-libcommon): Add selftest.o.
18874 (OBJS-libcommon-target): Add selftest.o.
18875 (all.internal): Add "selftest".
18876 (all.cross): Likewise.
18877 (selftest): New phony target.
18878 (s-selftest): New target.
18879 (selftest-gdb): New phony target.
18880 (COLLECT2_OBJS): Add selftest.o.
18881 * bitmap.c: Include "selftest.h".
18882 (selftest::test_gc_alloc): New function.
18883 (selftest::test_set_range): New function.
18884 (selftest::test_clear_bit_in_middle): New function.
18885 (selftest::test_copying): New function.
18886 (selftest::test_bitmap_single_bit_set_p): New function.
18887 (selftest::bitmap_c_tests): New function.
18888 * common.opt (fself-test): New.
18889 * diagnostic-show-locus.c: Include "selftest.h".
18890 (make_range): New function.
18891 (test_range_contains_point_for_single_point): New function.
18892 (test_range_contains_point_for_single_line): New function.
18893 (test_range_contains_point_for_multiple_lines): New function.
18894 (assert_eq): New function.
18895 (test_get_line_width_without_trailing_whitespace): New function.
18896 (selftest::diagnostic_show_locus_c_tests): New function.
18897 * et-forest.c: Include "selftest.h".
18898 (selftest::test_single_node): New function.
18899 (selftest::test_simple_tree): New function.
18900 (selftest::test_disconnected_nodes): New function.
18901 (selftest::et_forest_c_tests): New function.
18902 * fold-const.c: Include "selftest.h".
18903 (selftest::assert_binop_folds_to_const): New function.
18904 (selftest::assert_binop_folds_to_nonlvalue): New function.
18905 (selftest::test_arithmetic_folding): New function.
18906 (selftest::fold_const_c_tests): New function.
18907 * function-tests.c: New file.
18908 * gimple.c: Include "selftest.h".
18909 Include "gimple-pretty-print.h".
18910 (selftest::verify_gimple_pp): New function.
18911 (selftest::test_assign_single): New function.
18912 (selftest::test_assign_binop): New function.
18913 (selftest::test_nop_stmt): New function.
18914 (selftest::test_return_stmt): New function.
18915 (selftest::test_return_without_value): New function.
18916 (selftest::gimple_c_tests): New function.
18917 * hash-map-tests.c: New file.
18918 * hash-set-tests.c: New file.
18919 * input.c: Include "selftest.h".
18920 (selftest::assert_loceq): New function.
18921 (selftest::test_accessing_ordinary_linemaps): New function.
18922 (selftest::test_unknown_location): New function.
18923 (selftest::test_builtins): New function.
18924 (selftest::test_reading_source_line): New function.
18925 (selftest::input_c_tests): New function.
18926 * rtl-tests.c: New file.
18927 * selftest-run-tests.c: New file.
18928 * selftest.c: New file.
18929 * selftest.h: New file.
18930 * spellcheck.c: Include "selftest.h".
18931 (selftest::levenshtein_distance_unit_test_oneway): New function,
18932 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
18933 (selftest::levenshtein_distance_unit_test): Likewise.
18934 (selftest::spellcheck_c_tests): Likewise.
18935 * toplev.c: Include selftest.h.
18936 (toplev::run_self_tests): New.
18937 (toplev::main): Handle -fself-test.
18938 * toplev.h (toplev::run_self_tests): New.
18939 * tree.c: Include "selftest.h".
18940 (selftest::test_integer_constants): New function.
18941 (selftest::test_identifiers): New function.
18942 (selftest::test_labels): New function.
18943 (selftest::tree_c_tests): New function.
18944 * tree-cfg.c: Include "selftest.h".
18945 (selftest::push_fndecl): New function.
18946 (selftest::test_linear_chain): New function.
18947 (selftest::test_diamond): New function.
18948 (selftest::test_fully_connected): New function.
18949 (selftest::tree_cfg_c_tests): New function.
18950 * vec.c: Include "selftest.h".
18951 (selftest::safe_push_range): New function.
18952 (selftest::test_quick_push): New function.
18953 (selftest::test_safe_push): New function.
18954 (selftest::test_truncate): New function.
18955 (selftest::test_safe_grow_cleared): New function.
18956 (selftest::test_pop): New function.
18957 (selftest::test_safe_insert): New function.
18958 (selftest::test_ordered_remove): New function.
18959 (selftest::test_unordered_remove): New function.
18960 (selftest::test_block_remove): New function.
18961 (selftest::reverse_cmp): New function.
18962 (selftest::test_qsort): New function.
18963 (selftest::vec_c_tests): New function.c.
18964 * wide-int.cc: Include selftest.h and wide-int-print.h.
18965 (selftest::from_int <wide_int>): New function.
18966 (selftest::from_int <offset_int>): New function.
18967 (selftest::from_int <widest_int>): New function.
18968 (selftest::assert_deceq): New function.
18969 (selftest::assert_hexeq): New function.
18970 (selftest::test_printing <VALUE_TYPE>): New function template.
18971 (selftest::test_ops <VALUE_TYPE>): New function template.
18972 (selftest::test_comparisons <VALUE_TYPE>): New function template.
18973 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
18975 (selftest::wide_int_cc_tests): New function.
18977 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18979 PR middle-end/37780
18980 * ifcvt.c (noce_try_ifelse_collapse): New function.
18982 (noce_process_if_block): Call noce_try_ifelse_collapse.
18983 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
18984 (simplify_ternary_operation): Use the above to simplify
18985 conditional CLZ/CTZ expressions.
18987 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18989 PR middle-end/37780
18990 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
18991 define_insn_and_split.
18993 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18995 PR middle-end/37780
18996 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
18998 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
19001 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
19002 Implicitly clobber memory for basic asm with non-empty assembler
19003 string. Use targetm.md_asm_adjust also here.
19004 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
19005 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
19006 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
19007 non-empty assembler string.
19008 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
19009 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
19010 (decode_asm_operands): Handle basic asm in PARALLEL block.
19011 (extract_insn): Handle basic asm in PARALLEL block.
19012 * doc/extend.texi: Mention new behavior of basic asm.
19013 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
19014 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
19015 branch_needs_nop_p): Use asm_noperands.
19017 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
19019 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
19020 Include the M7 SPARC DFA scheduler.
19021 New attribute v3pipe.
19022 Annotate insns with v3pipe where appropriate.
19023 Define cpu_feature vis4.
19024 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
19025 Add (V8QI "8") to vbits.
19026 Add insns {add,sub}v8qi3
19027 Add insns ss{add,sub}v8qi3
19028 Add insns us{add,sub}{v8qi,v4hi}3
19029 Add insns {min,max}{v8qi,v4hi,v2si}3
19030 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
19031 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
19032 * config/sparc/niagara4.md: Add a comment explaining the
19033 discrepancy between the documented latenty numbers and the
19035 * config/sparc/niagara7.md: New file.
19036 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
19037 supports SPARC5 and VIS 4.0 instructions.
19038 * configure: Regenerate.
19039 * config.in: Likewise.
19040 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
19041 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
19042 TARGET_CPU_niagara7.
19043 (ASM_CPU64_DEFAULT_SPEC): Likewise.
19044 (CPP_CPU_SPEC): Handle niagara7.
19045 (ASM_CPU_SPEC): Likewise.
19046 * config/sparc/sparc-opts.h (processor_type): Add
19047 PROCESSOR_NIAGARA7.
19048 (mvis4): New option.
19049 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
19050 (AS_NIAGARA7_FLAG): Define.
19051 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
19052 (CPP_CPU64_DEFAULT_SPEC): Likewise.
19053 (CPP_CPU_SPEC): Handle niagara7.
19054 (ASM_CPU_SPEC): Likewise.
19055 * config/sparc/sparc.c (niagara7_costs): Define.
19056 (sparc_option_override): Handle niagara7 and adjust cache-related
19057 parameters with better values for niagara cpus. Also support VIS4.
19058 (sparc32_initialize_trampoline): Likewise.
19059 (sparc_use_sched_lookahead): Likewise.
19060 (sparc_issue_rate): Likewise.
19061 (sparc_register_move_cost): Likewise.
19062 (dump_target_flag_bits): Support VIS4.
19063 (sparc_vis_init_builtins): Likewise.
19064 (sparc_builtins): Likewise.
19065 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
19067 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
19069 * config/sparc/sparc.opt (sparc_processor_type): New value
19071 * config/sparc/visintrin.h (__attribute__): Prototypes for the
19073 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
19075 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
19078 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
19080 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
19082 2016-06-06 Richard Biener <rguenther@suse.de>
19084 PR tree-optimization/71398
19085 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
19088 2016-06-05 James Bowman <james.bowman@ftdichip.com>
19090 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
19091 ft32_expand_prolog, ft32_expand_epilogue):
19092 Handle pretend_args.
19093 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
19094 * config/ft32/ft32.md: Add pretend_returner.
19096 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
19099 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19100 Copy op1 RTX to avoid invalid sharing.
19101 (ix86_expand_vector_move_misalign): Ditto.
19103 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
19105 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
19108 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19110 * predict.c (predicted_by_loop_heuristics_p): New function.
19111 (predict_iv_comparison): Use it.
19112 (predict_loops): Walk from innermost loops; do not predict edges
19113 leaving multiple loops multiple times; implement
19114 PRED_LOOP_ITERATIONS_MAX heuristics.
19115 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
19117 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19119 * cfg.c (check_bb_profile): Do not report mismatched profiles when
19120 only edges out of BB are EH edges.
19122 2016-06-04 Martin Sebor <msebor@redhat.com>
19123 Marcin Baczyński <marbacz@gmail.com>
19126 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
19127 a void expression in a void function.
19129 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19131 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
19132 aux; dump reasons of decisions.
19133 (should_duplicate_loop_header_p): Likewise.
19134 (do_while_loop_p): Likewise.
19135 (ch_base::copy_headers): Dump asi num insns duplicated.
19137 2016-06-04 Jakub Jelinek <jakub@redhat.com>
19139 PR tree-optimization/71405
19140 * tree-ssa.c (execute_update_addresses_taken): For clobber with
19141 incompatible type, build a new clobber with the right type instead
19142 of building a VIEW_CONVERT_EXPR around it.
19144 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19146 PR tree-optimization/52171
19147 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
19148 by_pieces_ninsns instead of move_by_pieces_ninsns.
19150 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19152 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
19153 for reg+reg addressing mode.
19155 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19157 * rs6000-c.c (c/c-tree.h): Add #include.
19158 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
19159 in C++ when found in the base position of vec_ld or vec_st.
19161 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19163 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
19164 use of profile unless profile status is PROFILE_READ.
19165 * profile.c (compute_branch_probabilities): Set profile status
19166 only after reporting predictor hitrates.
19168 2016-06-03 Joseph Myers <joseph@codesourcery.com>
19172 * common.opt (ffp-int-builtin-inexact): New option.
19173 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
19174 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
19175 (ceil@var{m}2): Document dependence on this option.
19176 * ipa-inline-transform.c (inline_call): Handle
19177 flag_fp_int_builtin_inexact.
19178 * ipa-inline.c (can_inline_edge_p): Likewise.
19179 * config/i386/i386.md (rintxf2): Do not test
19180 flag_unsafe_math_optimizations.
19181 (rint<mode>2_frndint): New define_insn.
19182 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
19183 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
19184 for 387 instead of extending and truncating.
19185 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
19186 !flag_trapping_math instead of flag_unsafe_math_optimizations.
19187 Change to frndint<mode>2_<rounding>.
19188 (frndintxf2_<rounding>_i387): Likewise. Change to
19189 frndint<mode>2_<rounding>_i387.
19190 (<rounding_insn>xf2): Likewise.
19191 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
19192 !flag_trapping_math instead of flag_unsafe_math_optimizations for
19193 x87. Test TARGET_ROUND || !flag_trapping_math ||
19194 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
19195 SSE. Use ROUND_NO_EXC in constant operand of
19196 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
19197 for 387 instead of extending and truncating.
19199 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
19200 Julia Koval <julia.koval@intel.com>
19212 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
19213 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
19214 all registers, except for function return registers if there are
19215 no caller-saved registers.
19216 (ix86_set_func_type): New function.
19217 (ix86_set_current_function): Call ix86_set_func_type to set
19218 no_caller_saved_registers and func_type. Call reinit_regs if
19219 caller-saved registers are changed. Don't allow MPX, SSE, MMX
19220 nor x87 instructions in interrupt handler nor function with
19221 no_caller_saved_registers attribute.
19222 (ix86_function_ok_for_sibcall): Return false if there are no
19223 caller-saved registers.
19224 (type_natural_mode): Don't warn ABI change for MMX in interrupt
19226 (ix86_function_arg_advance): Skip for callee in interrupt handler.
19227 (ix86_function_arg): Return special arguments in interrupt handler.
19228 (ix86_promote_function_mode): Promote pointer to word_mode only
19229 for normal functions.
19230 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
19232 (ix86_epilogue_uses): New function.
19233 (ix86_hard_regno_scratch_ok): Likewise.
19234 (ix86_save_reg): Preserve all registers in interrupt handler
19235 after reload. Preserve all registers, except for function return
19236 registers, if there are no caller-saved registers after reload.
19237 (find_drap_reg): Always use callee-saved register if there are
19238 no caller-saved registers.
19239 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
19240 for interrupt handler.
19241 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
19242 Emit cld instruction if stringops are used in interrupt handler
19243 or interrupt handler isn't a leaf function.
19244 (ix86_expand_epilogue): Generate interrupt return for interrupt
19245 handler and pop the 'ERROR_CODE' off the stack before interrupt
19246 return in exception handler.
19247 (ix86_expand_call): Disallow calling interrupt handler directly.
19248 If there are no caller-saved registers, mark all registers that
19249 are clobbered by the call which returns as clobbered.
19250 (ix86_handle_no_caller_saved_registers_attribute): New function.
19251 (ix86_handle_interrupt_attribute): Likewise.
19252 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
19254 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
19255 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
19256 accumulation in interrupt function if stack may be realigned to
19258 (EPILOGUE_USES): New.
19259 (function_type): New enum.
19260 (machine_function): Add func_type and no_caller_saved_registers.
19261 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
19262 (interrupt_return): New pattern.
19263 * doc/extend.texi: Document x86 interrupt and
19264 no_caller_saved_registers attributes.
19266 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
19268 PR tree-optimization/52171
19269 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
19270 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
19271 Look for constant strings. Move some code to emit_block_cmp_hints
19273 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
19274 * defaults.h (COMPARE_MAX_PIECES): New macro.
19275 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
19276 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
19277 (clear_by_pieces_1): Don't declare. Move definition before use.
19278 (can_do_by_pieces): New static function.
19279 (can_move_by_pieces): Use it. Return bool.
19280 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
19281 OP. All callers changed. Handle COMPARE_BY_PIECES.
19282 (class pieces_addr); New.
19283 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
19284 pieces_addr::adjust, pieces_addr::increment_address,
19285 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
19287 (class op_by_pieces_d): New.
19288 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
19290 (class move_by_pieces_d, class compare_by_pieces_d,
19291 class store_by_pieces_d): New subclasses of op_by_pieces_d.
19292 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
19293 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
19294 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
19295 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
19296 compare_by_pieces_d::finish_mode): New member functions.
19297 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
19299 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
19300 (emit_block_cmp_hints): New function.
19301 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
19302 use the newly defined classes.
19303 * expr.h (by_pieces_constfn): New typedef.
19304 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
19305 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
19306 (move_by_pieces_ninsns): Don't declare.
19307 (can_move_by_pieces): Change return value to bool.
19308 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
19309 (compare_by_pieces_branch_ratio): New hook.
19310 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
19311 (by_pieces_ninsns): Declare.
19312 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
19314 (default_compare_by_pieces_branch_ratio): New function.
19315 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
19316 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
19317 * doc/tm.texi: Regenerate.
19318 * tree-ssa-strlen.c: Include "builtins.h".
19319 (handle_builtin_memcmp): New static function.
19320 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
19321 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
19323 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19325 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
19326 relevant stmts which are simple and invariant.
19327 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
19328 instead of simple and invariant
19330 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19332 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
19333 (vectorizable_reduction): Check for new relevant state.
19334 (vectorizable_live_operation): vectorize live stmts using
19335 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
19336 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
19337 (vect_stmt_relevant_p): Check for stmts which are only used live.
19338 (process_use): Use of a stmt does not inherit it's live value.
19339 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
19340 (vect_analyze_stmt): Check for new relevant state.
19341 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
19342 outside the loop, but not inside it.
19344 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19346 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
19347 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
19348 (vect_get_vec_def_for_operand): Split out code.
19350 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
19352 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
19354 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19356 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
19358 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19360 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
19362 2016-06-03 Jakub Jelinek <jakub@redhat.com>
19364 PR middle-end/71387
19365 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
19366 to noreturn e->callee->decl that has void return type and void
19367 arguments, adjust gimple_call_fntype and remove lhs even if it had
19368 previously addressable type.
19370 2016-06-02 Jeff Law <law@redhat.com>
19372 PR tree-optimization/71328
19373 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
19374 error when checking for a jump back onto the copied path.
19376 2016-06-02 David Malcolm <dmalcolm@redhat.com>
19378 * config/microblaze/microblaze.c (get_branch_target): Add return
19379 NULL_RTX for the non-CALL_P case.
19380 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
19381 (insert_wic): Remove unused local "j".
19383 2016-06-02 Martin Liska <mliska@suse.cz>
19385 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
19387 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
19388 Julia Koval <julia.koval@intel.com>
19390 * function.c (assign_parm_setup_stack): Force source into a
19391 register if needed.
19392 * target.def (function_incoming_arg): Update documentation to
19393 allow arbitrary address computation based on hard register.
19394 * doc/tm.texi: Regenerated.
19396 2016-06-02 Martin Liska <mliska@suse.cz>
19398 * predict.c (combine_predictions_for_bb): Fix first match in
19399 cases where a first predictor contains more than one occurence
19400 in list of predictors. Take the best value in such case.
19402 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19404 PR rtl-optimization/71295
19405 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
19406 offset would go over the size of the inner mode reject it.
19408 2016-06-02 Jakub Jelinek <jakub@redhat.com>
19410 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
19411 x=x,x and v=v,m instead of x=x,m.
19413 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
19414 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
19415 alternative to v=rm,C.
19417 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
19418 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
19419 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
19420 instead of vex for the last two above mentioned alternatives.
19422 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19425 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
19427 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
19429 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
19431 2016-06-01 David Malcolm <dmalcolm@redhat.com>
19433 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
19434 from int to unsigned.
19436 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19438 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
19439 alternatives, eliminating preferred register class. Add support
19440 for the MTVSRDD instruction in ISA 3.0.
19441 (vsx_splat_v4si_internal): Use splat_input_operand instead of
19442 reg_or_indexed_operand.
19443 (vsx_splat_v4sf_internal): Likewise.
19445 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19448 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
19449 for loading up all 0's or all 1's.
19451 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
19453 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
19455 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
19457 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
19459 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
19460 * gcc.c (set_source_date_epoch_envvar): New function, sets
19461 the SOURCE_DATE_EPOCH environment variable to the current time.
19463 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19465 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
19466 the factor for live Phi nodes.
19468 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19470 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
19471 * tree-parloops.c (parallelize_loops): likewise.
19472 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
19473 tree_unswitch_outer_loop): likewise.
19475 2016-06-01 Jakub Jelinek <jakub@redhat.com>
19477 PR middle-end/71371
19478 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
19479 around creation of the temporary.
19481 2016-06-01 Richard Biener <rguenther@suse.de>
19483 PR tree-optimization/71366
19484 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
19485 (unloop_loops): Move removing edges here ...
19486 (try_unroll_loop_completely): ... from here.
19487 (try_peel_loop): ... and here.
19488 (tree_unroll_loops_completely_1): Track parent loops via
19489 bitmap of header BBs.
19490 (tree_unroll_loops_completely): Adjust for that.
19492 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
19494 * config/rs6000/altivec.h (vec_slv): New macro.
19495 (vec_srv): New macro.
19496 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
19497 (UNSPEC_VSRV): New value.
19500 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
19501 (vsrv): New builtin definition.
19502 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
19503 define argument types for new builtin.
19504 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
19506 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
19509 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
19510 Jocelyn Mayer <l_indien@magic.fr>
19513 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
19514 detect processor family for signature_CENTAUR_ebx.
19515 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
19516 signature_CENTAUR_ebx.
19517 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
19518 <default>: Pass x86-64 for has_longmode.
19520 2016-06-01 Nathan Sidwell <nathan@acm.org>
19522 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
19525 2016-06-01 Richard Biener <rguenther@suse.de>
19527 PR tree-optimization/71261
19528 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
19529 of stmts successfully put in the bool pattern. Remove
19530 single-use restriction.
19531 (adjust_bool_pattern_cast): Add cast at the use site via the
19532 pattern def sequence.
19533 (adjust_bool_pattern): Remove recursion, maintain a hash-map
19534 of patterned defs. Use the pattern def seqence instead of
19535 multiple independent patterns.
19536 (sort_after_uid): New qsort compare function.
19537 (adjust_bool_stmts): New function to process stmts in the bool
19538 pattern in IL order.
19539 (vect_recog_bool_pattern): Adjust.
19540 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
19541 (ifcvt_walk_pattern_tree): Likewise.
19542 (stmt_is_root_of_bool_pattern): Likewise.
19543 (ifcvt_repair_bool_pattern): Likewise.
19544 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
19546 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19548 * loop-unroll.c (decide_unroll_constant_iterations,
19549 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
19550 likely upper bounds.
19551 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
19553 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
19555 * tree-core.h (enum omp_clause_code): Remove
19556 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
19558 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19560 * config/arm/sync.md (arm_store_exclusive<mode>):
19561 Use 'H' output modifier on operands[2] rather than creating a new
19562 entry in out-of-bounds memory of the operands array.
19563 (arm_store_release_exclusivedi): Likewise.
19565 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19567 * config/arm/arm.c (arm_fusion_enabled_p): New function.
19568 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
19569 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
19570 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19572 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19574 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
19575 into account live statements for mask producers.
19577 2016-06-01 Richard Biener <rguenther@suse.de>
19579 PR tree-optimization/71311
19580 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
19581 restrict to non-INTEGER_CST @0.
19583 2016-06-01 Richard Biener <rguenther@suse.de>
19585 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
19586 (relational patterns): Use :c to avoid pattern duplications.
19588 2016-06-01 Richard Biener <rguenther@suse.de>
19590 * genmatch.c (comparison_code_p): New predicate.
19591 (swap_tree_comparison): New function.
19592 (commutate): Add for_vec parameter to append new for entries.
19593 Support commutating relational operators by swapping it alongside
19595 (lower_commutative): Adjust.
19596 (dt_simplify::gen): Do not pass artificial operators to gen
19598 (decision_tree::gen): Do not add artificial operators as parameters.
19599 (parser::parse_expr): Verify operator commutativity when :c is
19600 applied. Allow :C to override this.
19601 * match.pd: Adjust patterns to use :C instead of :c where required.
19603 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
19605 PR tree-optimization/71077
19606 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
19607 the combining step, use boolean_false_node and boolean_true_node
19608 as the designated false/true return values.
19610 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19612 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
19613 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
19614 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
19617 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19619 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
19620 of flags impliying the register renaming.
19621 * toplev.c (process_options): Do not imply flag_rename_registers with
19624 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19626 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
19627 default implementation.
19629 2016-05-31 Nathan Sidwell <nathan@acm.org>
19631 * dwarf2out.c (cur_line_info_table): Add GTY marker.
19633 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19635 * config/sh/constraints.md (b): Remove constraint.
19636 * config/sh/predicates.md (arith_reg_operand): Remove
19638 * config/sh/sh-modes.def (PDI): Remove.
19639 * config/sh/sh.c (sh_target_reg_class,
19640 sh_optimize_target_register_callee_saved): Remove functions.
19641 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
19642 (sh_expand_epilogue): Update comment.
19643 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
19644 sh_secondary_reload): Remove TARGET_REGS related code.
19645 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
19646 TARGET_REGISTER_P): Remove macros.
19647 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
19648 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
19649 TR1_REG, TR2_REG): Remove constants.
19650 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
19652 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19654 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
19655 define_expand patterns.
19656 (adddi3_compact): Rename to adddi3.
19657 (subdi3_compact): Rename to subdi3.
19658 (*negdi2): Rename to negdi2.
19659 (*abs<mode>2): Rename to abs<mode>2.
19661 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
19663 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
19664 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
19665 (atomic_sub_fetchsi): ... this new pattern.
19666 (mvtc): Add CC_REG clobber.
19668 2016-05-31 Marek Polacek <polacek@redhat.com>
19670 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
19672 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19674 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
19675 aarch64_fusion_enabled_p to check for fusion capabilities.
19677 2016-05-31 Richard Biener <rguenther@suse.de>
19679 PR tree-optimization/71352
19680 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
19681 minus one and a negate.
19683 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19685 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
19686 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
19688 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
19689 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
19690 Remove use of aarch64_simd_attr_length_move, set length attribute
19692 (*aarch64_be_movoi): Likewise.
19693 (*aarch64_be_movci): Likewise.
19694 (*aarch64_be_movxi): Likewise.
19696 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
19698 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
19699 It no longer does that.
19700 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
19702 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
19704 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
19705 attribute __unused__.
19707 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
19709 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
19710 * config/arm/arm.c (arm_arch_thumb1): Define.
19711 (arm_option_override): Initialize arm_arch_thumb1.
19712 * config/arm/arm.h (arm_arch_thumb1): Declare.
19713 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
19714 support Thumb-1 ISA.
19716 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
19719 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
19720 `Yv' for scalar operand.
19722 2016-05-31 Tom de Vries <tom@codesourcery.com>
19724 PR tree-optimization/69068
19725 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
19726 phis with more than two args.
19728 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
19730 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
19731 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
19734 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
19736 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
19738 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19740 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
19741 cpu_32, cpu_64, tune_32 and tune_64.
19742 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
19744 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
19746 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
19748 2016-05-30 Andi Kleen <ak@linux.intel.com>
19750 * auto-profile.c (read_profile): Replace asserts with errors
19751 when file does not exist.
19752 * gcov-io.c (gcov_read_words): Dito.
19754 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19756 * tree-cfg.c (print_loop): Print likely upper bounds.
19758 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19760 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
19761 * opts.c (default_options): Enable peel loops at -O3.
19762 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
19763 (try_peel_loop): Do not re-peel already peeled loops;
19764 use likely upper bounds; fix profile updating.
19765 (pass_complete_unroll::execute): Initialize peeled_loops.
19767 2016-05-30 Martin Liska <mliska@suse.cz>
19769 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
19770 computed costs by frequency of BB they belong to.
19771 (get_scaled_computation_cost_at): New function.
19773 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
19774 Marc Glisse <marc.glisse@inria.fr>
19776 PR tree-optimization/71289
19777 * match.pd (-1 / B < A, A > -1 / B): New transformations.
19779 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19781 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
19783 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19785 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
19786 for peeled copies; avoid underflow when updating estimates; correctly
19787 scale loop profile.
19789 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19791 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
19792 r236875. Corrected oe3 to oe2 as obvious.
19794 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19796 PR middle-end/71269
19797 PR middle-end/71252
19798 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
19799 that inserted stmt will not dominate stmts that defines its operand.
19800 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
19801 (rewrite_expr_tree_parallel): Likewise.
19803 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
19805 PR middle-end/71252
19806 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
19807 all fields including stmt_to_insert are swapped.
19809 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19811 * predict.h (force_edge_cold): Declare.
19812 * predict.c (force_edge_cold): New function.
19813 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
19815 (canonicalize_loop_induction_variables): Fix formating.
19817 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
19819 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
19820 (visium_expand_copysign): Use gen_int_mode directly.
19821 (visium_compute_frame_size): Minor tweaks.
19823 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19825 * tree-vect-loop.c (vect_analyze_loop_2): Use
19826 likely_max_stmt_executions_int.
19828 2016-05-30 Tom de Vries <tom@codesourcery.com>
19830 PR tree-optimization/69067
19831 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
19833 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
19836 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
19837 New peepholes to remove unneeded fild/fistp pairs.
19838 (define_peephole2 atomic_loaddi_fpu): Ditto.
19840 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19842 * predict.c (maybe_hot_frequency_p): Avoid division.
19844 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19846 * doc/install.texi: Use https for shop.fsf.org.
19848 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19850 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
19851 likely_max_stmt_executions_int.
19853 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19855 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
19856 likely_max_stmt_executions_int.
19858 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19860 * profile.c (compute_branch_probabilities): Do not report hitrates
19862 (branch_prob): Report hitrates here.
19863 * predict.c (gimple_predict_edge): Do not assert profile status;
19864 fix formatting issues.
19866 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19868 * predict.c (edge_predicted_by_p): New function.
19869 (predict_paths_for_bb): Do not put multiple predictions of the same type
19872 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19874 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
19877 2016-05-28 Alan Modra <amodra@gmail.com>
19879 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
19881 2016-05-28 Alan Modra <amodra@gmail.com>
19883 PR rtl-optimization/71275
19884 * ira.c (ira): Free dominance info.
19886 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
19888 * doc/sourcebuild.texi: New address for upstream Go repository.
19890 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
19892 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
19893 (TARGET_ARM_V7M): Likewise.
19895 2016-05-26 Jeff Law <law@redhat.com>
19897 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
19898 (thread_across_edge): Remove calls to find_jump_threads_backwards.
19899 * passes.def: Add jump threading passes before DOM/VRP.
19900 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
19901 argument to a basic block from an edge. Remove tests which are
19903 (pass_data_thread_jumps, class pass_thread_jumps): New.
19904 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
19905 (make_pass_thread_jumps): Likewise.
19906 * tree-pass.h (make_pass_thread_jumps): Declare.
19908 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
19910 * config/visium/visium-protos.h (split_double_move): Rename into...
19911 (visium_split_double_move): ...this.
19912 (visium_split_double_add): Declare.
19913 * config/visium/visium.c (split_double_move): Rename into...
19914 (visium_split_double_move): ...this.
19915 (visium_split_double_add): New function.
19916 (visium_expand_copysign): Renumber operands for consistency.
19917 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
19918 (DFmode move splitter): Likewise.
19919 (*addi3_insn): Split by means of visium_split_double_add.
19920 (*adddi3_insn_flags): Delete.
19921 (*plus_plus_sltu<subst_arith>): New insn.
19922 (*subdi3_insn): Split by means of visium_split_double_add.
19923 (subdi3_insn_flags): Delete.
19924 (*minus_minus_sltu<subst_arith>): New insn.
19925 (*negdi2_insn): Split by means of visium_split_double_add.
19926 (*negdi2_insn_flags): Delete.
19928 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
19930 * configure.ac: Treat a --with-headers option without argument
19931 the same as the default (i.e. consult sys-include directory).
19932 * configure: Regenerate.
19934 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19936 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
19937 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
19939 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
19940 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19942 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19945 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
19946 tree-stdarg analysis results.
19947 (aarch64_setup_incoming_varargs): Likewise.
19949 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19951 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
19952 va_list_gpr_counter_field and va_list_fpr_counter_field.
19954 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
19957 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
19958 * config/aarch64/aarch64.c
19959 (aarch64_cannot_change_mode_class): Remove function.
19960 * config/aarch64/aarch64-protos.h
19961 (aarch64_cannot_change_mode_class): Remove.
19963 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19965 * cfgloop.c (record_niter_bound): Record likely upper bounds.
19966 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
19967 get_likely_max_loop_iterations_int): New.
19968 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
19969 any_likely_upper_bound.
19970 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
19972 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
19973 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
19975 (unroll_loop_constant_iterations): Likewise.
19976 (unroll_loop_runtime_iterations): Likewise.
19977 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
19978 * lto-streamer-out.c (output_cfg): Likewise.
19979 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
19981 (canonicalize_loop_induction_variables): Dump likely upper bounds.
19982 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
19983 (likely_max_loop_iterations): New.
19984 (likely_max_loop_iterations_int): New.
19985 (likely_max_stmt_executions): New.
19986 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
19987 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
19988 likely_max_stmt_executions): Declare.
19990 2016-05-27 Marek Polacek <polacek@redhat.com>
19992 PR middle-end/71308
19993 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
19995 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19997 * config/s390/s390.md (2x risbg splitters): Use
19998 reg_overlap_mentioned_p instead of rtx_equal_p.
20000 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
20002 * combine.c (make_compound_operation): Take known zero bits into
20003 account when checking for possible zero_extend.
20005 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20007 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
20008 Use const_int_operand for operand 2 predicate. Simplify expand code
20011 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
20013 PR middle-end/71279
20014 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
20017 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20019 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
20020 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
20021 that returns CC_SESWPmode and CC_ZESWPmode.
20022 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
20024 (aarch64_rtx_costs): Likewise.
20026 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
20028 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
20029 for ISA 3.0 min/max support.
20030 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
20031 conditional move support.
20032 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
20033 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
20035 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
20036 conditional moves where the comparison type is different from move
20038 (fp_minmax): New code iterator for smin/smax.
20039 (minmax): New code attributes for min/max.
20040 (SMINMAX): Likewise.
20041 (smax<mode>3): Combine min, max insns into one insn using the
20042 fp_minmax code iterator. Add support for ISA 3.0 min/max
20043 instructions that don't need -ffast-math.
20044 (s<minmax><mode>3): Likewise.
20045 (smax<mode>3_vsx): Likewise.
20046 (smin<mode>3): Likewise.
20047 (s<minmax><mode>3_vsx): Likewise.
20048 (smin<mode>3_vsx): Likewise.
20049 (pre-VSX min/max splitters): Likewise.
20050 (s<minmax><mode>3_fpr): Likewise.
20051 (movsfcc): Rewrite floating point conditional moves to combine
20052 SFmode/DFmode into a single insn.
20053 (mov<mode>cc): Likewise.
20054 (movdfcc): Likewise.
20055 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
20056 SFDF2 iterators to handle all combinations.
20057 (fseldfsf4): Likewise.
20058 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
20059 (fseldfdf4): Likewise.
20060 (fselsfdf4): Likewise.
20061 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
20062 comparison instructions that set a 0/-1 mask, and use it for
20063 floating point conditional move via XXSEL.
20064 (fpmask<mode>): Likewise.
20065 (xxsel<mode>): Likewise.
20066 * config/rs6000/predicates.md (min_max_operator): Delete, no
20068 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
20069 instructions that generate a 0/-1 mask for use with XXSEL.
20070 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
20071 say whether floating point min/max is available, either through
20072 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
20073 (TARGET_MINMAX_DF): Likewise.
20075 2016-05-27 Alan Modra <amodra@gmail.com>
20077 PR rtl-optimization/71275
20078 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
20079 for update_equiv_regs and combine_and_move_insns.
20081 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
20083 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
20084 if_then_else or cond RTXes to calculate attribute value.
20085 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
20086 <attr "length_immediate>: Ditto.
20087 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
20088 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
20089 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
20090 <attr "type">: Ditto.
20091 <attr "prefix_data16">: Ditto.
20092 <attr "prefix_extra">: Ditto.
20093 <attr "length_immediate">: Ditto.
20094 <attr "prefix">: Ditto.
20095 (vec_set<mode>_0) <attr "isa">: Ditto.
20096 <attr "prefix_extra">: Ditto.
20097 <attr "length_immediate">: Ditto.
20098 <attr "prefix">: Ditto.
20099 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
20100 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
20101 (sse2_storelpd) <attr "prefix_data16">: Ditto.
20102 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
20103 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
20104 <attr "length_immediate">: Ditto.
20105 <attr "prefix">: Ditto.
20106 (sse2_movsd) <attr "length_immediate">: Ditto.
20107 <attr "prefix">: Ditto.
20108 (vec_concatv2df) <attr "isa">: Ditto.
20109 <attr "prefix">: Ditto.
20110 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
20111 (*vec_extractv2di_1) <attr "isa">: Ditto.
20112 <attr "type">: Ditto.
20113 <attr "length_immediate">: Ditto.
20114 <attr "prefix_rex">: Ditto.
20115 <attr "prefix_extra">: Ditto.
20116 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
20117 <attr "prefix_extra">: Ditto.
20118 <attr "length_immediate">: Ditto.
20119 (vec_concatv2di) <attr "isa">: Ditto.
20120 <attr "prefix_extra">: Ditto.
20121 <attr "length_immediate">: Ditto.
20122 <attr "prefix">: Ditto.
20124 2016-05-26 Martin Liska <mliska@suse.cz>
20126 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
20128 (operator+): Likewise.
20129 (operator-): Likewise.
20130 (comp_cost::operator+=): Likewise.
20131 (comp_cost::operator-=): Likewise.
20132 (comp_cost::operator/=): Likewise.
20133 (comp_cost::operator*=): Likewise.
20134 (operator<): Likewise.
20135 (operator==): Likewise.
20136 (operator<=): Likewise.
20137 (new_cost): Remove.
20138 (infinite_cost_p): Likewise.
20139 (add_costs): Likewise.
20140 (sub_costs): Likewise.
20141 (compare_costs): Likewise.
20142 (set_group_iv_cost): Use the newly introduced functions.
20143 (get_address_cost): Likewise.
20144 (get_shiftadd_cost): Likewise.
20145 (force_expr_to_var_cost): Likewise.
20146 (split_address_cost): Likewise.
20147 (ptr_difference_cost): Likewise.
20148 (difference_cost): Likewise.
20149 (get_computation_cost_at): Likewise.
20150 (determine_group_iv_cost_generic): Likewise.
20151 (determine_group_iv_cost_address): Likewise.
20152 (determine_group_iv_cost_cond): Likewise.
20153 (autoinc_possible_for_pair): Likewise.
20154 (determine_group_iv_costs): Likewise.
20155 (cheaper_cost_pair): Likewise.
20156 (iv_ca_recount_cost): Likewise.
20157 (iv_ca_set_no_cp): Likewise.
20158 (iv_ca_set_cp): Likewise.
20159 (iv_ca_cost): Likewise.
20160 (iv_ca_new): Likewise.
20161 (iv_ca_dump): Likewise.
20162 (iv_ca_narrow): Likewise.
20163 (iv_ca_prune): Likewise.
20164 (iv_ca_replace): Likewise.
20165 (try_add_cand_for): Likewise.
20166 (try_improve_iv_set): Likewise.
20167 (find_optimal_iv_set): Likewise.
20169 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
20171 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
20172 that internal functions will clobber all caller-saved registers.
20174 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20176 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
20177 Return a better case_values_threshold when optimizing.
20179 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20181 * config/aarch64/aarch64-simd.md (aarch64_combinez):
20182 Add ? to integer variant.
20183 (aarch64_combinez_be): Likewise.
20185 2016-05-26 Jakub Jelinek <jakub@redhat.com>
20187 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
20188 instead of x constraint.
20189 (vcvtps2ph256<mask_name>): Likewise.
20191 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
20192 alternative. Formatting fix.
20194 * config/i386/sse.md
20195 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
20197 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
20198 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
20199 maybe_evex prefix instead of vex.
20200 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
20201 EXT_REX_SSE_REG_P (op0) case in the splitter.
20203 2016-05-25 Jeff Law <law@redhat.com>
20205 PR tree-optimization/71272
20206 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
20207 Update comments. Add test for empty path.
20209 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
20211 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
20212 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
20213 special case builtin.
20214 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20215 code for ALTIVEC_BUILTIN_VEC_CMPNE.
20216 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20217 for __builtin_vec_cmpne.
20219 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
20221 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
20222 redundant test and bail out if the type of the new operand is not
20223 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
20225 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20227 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
20228 (x_ix86_target_flags_explicit): Remove.
20229 * config/i386/i386.c (ix86_function_specific_save): Do not copy
20230 x_ix86_target_flags_explicit.
20231 (ix86_function_specific_restore): Ditto.
20233 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20234 H.J. Lu <hongjiu.lu@intel.com>
20237 * common/config/i386/i386-common.c
20238 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
20239 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
20240 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
20241 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
20242 (-mgeneral-regs-only): Add new option.
20243 * config/i386/i386.c (ix86_option_override_internal): Don't enable
20244 x87 instructions if only general registers are allowed.
20245 (ix86_target_string): Add ix86_flags argument. Handle additional
20246 flags options through ix86_flags argument. Update all callers.
20247 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
20249 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20251 PR rtl-optimization/66940
20252 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
20253 decrementing desired_val will not overflow before performing these
20256 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
20258 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
20259 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
20260 * config/i386/i386.c (enum ix86_builtins): Add
20261 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
20262 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
20263 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
20264 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
20265 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
20266 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
20267 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
20268 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
20269 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
20270 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
20271 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
20272 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
20273 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
20274 __builtin_ia32_cvtps2dq512_mask.
20275 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
20276 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
20277 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
20278 * config/i386/sse.md
20279 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
20281 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
20282 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
20284 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
20285 (avx512f_vec_pack_sfix_v8df): New define_expand.
20286 (avx512f_roundpd512): Rename to ...
20287 (avx512f_round<castmode>512): ... this. Change iterator.
20288 (avx512f_roundps512_sfix): New define_expand.
20289 (round<mode>2_sfix): Change iterator.
20291 2016-05-25 Nick Clifton <nickc@redhat.com>
20293 * config/msp430/msp430.c (msp430_attr): Produce an error if a
20294 static interrupt handler is detected.
20295 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
20296 default linker script.
20297 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
20298 the low part of a symbolic pointer.
20300 2016-05-25 Richard Biener <rguenther@suse.de>
20302 PR tree-optimization/71261
20303 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
20304 interesting stmt instead of immediate uses when looking
20305 for the use operand to replace.
20307 2016-05-25 Martin Liska <mliska@suse.cz>
20309 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
20311 2016-05-25 Richard Biener <rguenther@suse.de>
20313 PR tree-optimization/71264
20314 * tree-vect-stmts.c (vect_init_vector): Properly deal with
20317 2016-05-25 Martin Liska <mliska@suse.cz>
20319 PR tree-optimization/71239
20320 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
20321 if DECL_SIZE is NULL.
20323 2016-05-25 Richard Biener <rguenther@suse.de>
20325 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
20326 * tree-if-conv.c (pass_data_if_conversion): Use it.
20328 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
20330 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
20331 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
20332 * varpool.c (varpool_node::get_availability): Likewise.
20334 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20336 * config/rs6000/altivec.md (VNEG iterator): New iterator for
20337 VNEGW/VNEGD instructions.
20338 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
20339 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
20340 support for ISA 3.0 VNEGW/VNEGD instructions.
20342 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
20344 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
20345 pointers inside OACC_DATA regions.
20346 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
20347 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
20348 (gimplify_adjust_omp_clauses): Fix typo in comment.
20350 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20352 * config/rs6000/altivec.md (VParity): New mode iterator for vector
20353 parity built-in functions.
20354 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
20356 (p9v_parity<mode>2): Likewise.
20357 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
20359 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
20360 (parity<mode>2): ISA 3.0 expander for vector parity.
20361 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
20363 (BU_P9_64BIT_MISC_0): Likewise.
20364 (BU_P9_MISC_0): Likewise.
20365 (BU_P9V_AV_1): Likewise.
20366 (BU_P9V_AV_2): Likewise.
20367 (BU_P9V_AV_3): Likewise.
20368 (BU_P9V_AV_P): Likewise.
20369 (BU_P9V_VSX_1): Likewise.
20370 (BU_P9V_OVERLOAD_1): Likewise.
20371 (BU_P9V_OVERLOAD_2): Likewise.
20372 (BU_P9V_OVERLOAD_3): Likewise.
20373 (VCTZB): Add vector count trailing zeros support.
20377 (VPRTYBD): Add vector parity support.
20378 (VPRTYBQ): Likewise.
20379 (VPRTYBW): Likewise.
20380 (VCTZ): Add overloaded vector count trailing zeros support.
20381 (VPRTYB): Add overloaded vector parity support.
20382 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20383 overloaded vector count trailing zeros and parity instructions.
20384 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
20385 vector parity support.
20386 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
20387 trailing zeros support.
20388 (vec_cntlz): Likewise.
20389 (vec_vctzb): Likewise.
20390 (vec_vctzd): Likewise.
20391 (vec_vctzh): Likewise.
20392 (vec_vctzw): Likewise.
20393 (vec_vprtyb): Add ISA 3.0 vector parity support.
20394 (vec_vprtybd): Likewise.
20395 (vec_vprtybw): Likewise.
20396 (vec_vprtybq): Likewise.
20397 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20398 the ISA 3.0 vector count trailing zeros and vector parity built-in
20401 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20403 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
20404 when there is stmt_to_insert.
20406 2016-05-24 Martin Sebor <msebor@redhat.com>
20409 * tree.h (complete_or_array_type_p): New inline function.
20411 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20413 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
20414 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
20415 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
20417 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
20418 Limit 1st alternative to noavx isa, split 2nd alternative into one
20419 noavx and one avx alternative, use *x and Bm in the former and
20420 x and m in the latter.
20422 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
20423 of sse4 for the first alternative, drop %v from the template
20424 and d operand modifier. Split second alternative into one sse4_noavx
20425 and one avx alternative, use *x instead of *v in the former and v
20426 instead of *v in the latter.
20427 (*sse4_1_extractps): Use noavx isa instead of * for the first
20428 alternative, drop %v from the template. Split second alternative into
20429 one noavx and one avx alternative, use *x instead of *v in the
20430 former and v instead of *v in the latter.
20431 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
20432 with noavx and the last one with avx.
20433 (sse4_1_phminposuw): Guard first alternative with noavx isa,
20434 split the second one into one noavx and one avx alternative,
20435 use *x and Bm in the former and x and m in the latter one.
20436 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
20439 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
20440 first two alternatives to noavx, use *x instead of *v in the second
20441 one, add avx alternative without *.
20442 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
20443 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
20444 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
20446 2016-05-24 Jeff Law <law@redhat.com>
20448 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
20449 New function, extracted from...
20450 (fsm_find_control_statement_thread_paths): Here. Use the new function.
20451 Allow simple copies and constant initializations in the SSA chain.
20453 2016-05-24 Marek Polacek <polacek@redhat.com>
20456 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
20459 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20462 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
20463 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
20464 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
20465 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
20466 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
20468 2016-05-24 Richard Biener <rguenther@suse.de>
20470 PR tree-optimization/71240
20471 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
20474 2016-05-24 Richard Biener <rguenther@suse.de>
20476 PR tree-optimization/71230
20477 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
20479 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20481 * tree-vectorizer.h (vectorizable_comparison): Delete.
20482 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
20483 PURE_SLP_STMT check.
20484 * tree-vect-stmts.c (vectorizable_call): Likewise.
20485 (vectorizable_simd_clone_call): Likewise.
20486 (vectorizable_conversion): Likewise.
20487 (vectorizable_assignment): Likewise.
20488 (vectorizable_shift): Likewise.
20489 (vectorizable_operation): Likewise.
20490 (vectorizable_load): Likewise.
20491 (vectorizable_condition): Likewise.
20492 (vectorizable_store): Likewise. Assert that we don't have
20494 (vectorizable_comparison): Make static. Remove redundant
20495 PURE_SLP_STMT check.
20496 (vect_transform_stmt): Assert that we always have an slp_node
20499 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20501 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
20502 operands[2] against 1 with comparison against CONST1_RTX.
20503 (<shift>di3_neon): Likewise.
20504 * config/arm/predicates.md (const0_operand): Replace with comparison
20505 against CONST0_RTX.
20507 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20509 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
20510 operands[2] against 1 with comparison against CONST1_RTX.
20511 (ashrdi3): Likewise.
20512 (lshrdi3): Likewise.
20513 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
20515 (ashrsi3): Likewise.
20516 (lshrsi3): Likewise.
20517 (rotrsi3): Likewise.
20518 (define_split above *compareqi_eq0): Likewise.
20519 (define_split above "prologue"): Likewise.
20520 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
20521 * config/arm/predicates.md (shift_operator): Likewise.
20522 (shift_nomul_operator): Likewise.
20523 (sat_shift_operator): Likewise.
20524 (thumb1_cmp_operand): Likewise.
20525 (const_neon_scalar_shift_amount_operand): Replace manual range
20526 check with IN_RANGE.
20527 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
20528 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
20530 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20532 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
20533 with HOST_WIDE_INT_1.
20535 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
20536 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
20537 (arm_canonicalize_comparison): Likewise.
20538 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
20540 (thumb1_size_rtx_costs): Likewise.
20541 (vfp_const_double_index): Replace cast of 1 to unsigned
20542 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20543 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
20545 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
20546 HOST_WIDE_INT with HOST_WIDE_INT_1U.
20547 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
20548 HOST_WIDE_INT with HOST_WIDE_INT_1.
20550 2016-05-24 Marek Polacek <polacek@redhat.com>
20552 * tree-cfg.h (should_remove_lhs_p): New predicate.
20553 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
20554 * gimplify.c (gimplify_modify_expr): Likewise.
20555 * tree-cfg.c (verify_gimple_call): Likewise.
20556 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
20557 * gimple-fold.c: Include "tree-cfg.h".
20558 (gimple_fold_call): Use should_remove_lhs_p.
20560 2016-05-24 Richard Biener <rguenther@suse.de>
20562 PR tree-optimization/71253
20563 * cfganal.h (control_dependences): Make robust against edge
20565 (control_dependences::control_dependences): Remove edge_list argument.
20566 (control_dependences::get_edge): Remove.
20567 (control_dependences::get_edge_src): Add.
20568 (control_dependences::get_edge_dest): Likewise.
20569 (control_dependences::m_el): Make a vector of edge src/dest index.
20570 * cfganal.c (control_dependences::find_control_dependence): Adjust.
20571 (control_dependences::control_dependences): Likewise.
20572 (control_dependences::~control_dependence): Likewise.
20573 (control_dependences::get_edge): Remove.
20574 (control_dependences::get_edge_src): Add.
20575 (control_dependences::get_edge_dest): Likewise.
20576 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
20578 (perform_tree_ssa_dce): Adjust.
20579 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
20581 (pass_loop_distribution::execute): Adjust. Do loop destroying
20582 conditional on changed.
20584 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20587 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
20588 return. Reindent transformation comment and mention the ARM state
20591 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20593 PR middle-end/71252
20594 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
20595 after build_and_add_sum creates new use stmt.
20597 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20599 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
20600 load_lanes/grouped_load classification comes first. Don't check
20601 whether the vectorization factor is a multiple of the group size
20604 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20606 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
20607 GROUP_GAP for single-element interleaving.
20608 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
20611 2016-05-24 Richard Biener <rguenther@suse.de>
20613 PR middle-end/70434
20615 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
20616 bases which are accessed with non-invariant indices.
20617 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
20618 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
20620 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20622 PR middle-end/71170
20623 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
20624 (add_to_ops_vec): Add stmt_to_insert.
20625 (add_repeat_to_ops_vec): Init stmt_to_insert.
20626 (insert_stmt_before_use): New.
20627 (transform_add_to_multiply): Remove mult_stmt insertion and add it
20629 (get_ops): Init stmt_to_insert.
20630 (maybe_optimize_range_tests): Likewise.
20631 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
20632 (rewrite_expr_tree_parallel): Likewise.
20633 (reassociate_bb): Likewise.
20635 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20638 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
20639 ISA 3.0 xxperm fusion alternative.
20640 (altivec_vperm_v8hiv16qi): Likewise.
20641 (altivec_vperm_<mode>_uns_internal): Likewise.
20642 (vperm_v8hiv4si): Likewise.
20643 (vperm_v16qiv8hi): Likewise.
20645 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20646 Kelvin Nilsen <kelvin@gcc.gnu.org>
20648 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
20649 vpermr/xxpermr on ISA 3.0.
20650 (altivec_expand_vec_perm_le): Likewise.
20651 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
20652 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
20655 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
20657 * config/i386/i386.h (IS_STACK_MODE): Enable for
20658 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
20659 SSE_FLOAT_MODE_P macros.
20660 * config/i386/i386.c (ix86_preferred_reload_class): Use
20661 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
20662 Cleanup regclass processing for CONST_DOUBLE_P.
20663 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
20664 (ix86_rtx_costs): Remove redundant TARGET_80387 check
20665 with IS_STACK_MODE macro.
20666 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
20668 (*movdf_internal): Use IS_STACK_MODE macro.
20669 (*movsf_internal): Ditto.
20671 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
20673 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
20674 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
20676 2016-05-23 Jeff Law <law@redhat.com>
20678 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
20680 (fsm_find_control_statement_thread_paths): Call it.
20682 2016-05-23 Martin Jambor <mjambor@suse.cz>
20685 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
20686 from_global_constant if t is not NULL.
20688 2016-05-23 Marek Polacek <polacek@redhat.com>
20691 * common.opt (Wswitch-unreachable): New option.
20692 * doc/invoke.texi: Document -Wswitch-unreachable.
20693 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
20696 2016-05-23 Bin Cheng <bin.cheng@arm.com>
20698 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
20699 TMR_INDEX is non-NULL.
20701 2016-05-23 Richard Biener <rguenther@suse.de>
20703 PR tree-optimization/71230
20704 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
20705 (try_special_add_to_ops): ... here. Always test for single-use.
20707 2016-05-23 Martin Jambor <mjambor@suse.cz>
20709 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
20710 default block if a PHI node in the original one would be resized.
20712 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20714 PR tree-optimization/58135
20715 * tree-vect-slp.c: When group size is not multiple
20716 of vector size, allow splitting of store group at
20719 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
20721 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
20723 2016-05-22 Jakub Jelinek <jakub@redhat.com>
20725 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20726 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
20727 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
20730 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
20731 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
20732 v constraint instead of x and vinserti32x4 insn.
20734 * config/i386/sse.md (i128vldq): New mode iterator.
20735 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
20736 avx512dq and avx512vl alternatives.
20738 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
20739 constraint, use maybe_evex prefix instead of vex.
20740 (vec_dupv4sf): Use v constraint instead of x for output
20741 operand except for noavx alternative, use Yv constraint
20742 instead of x for input. Use maybe_evex prefix instead of vex.
20743 (*vec_dupv4si): Likewise.
20744 (*vec_dupv2di): Likewise.
20746 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
20748 PR middle-end/40921
20749 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
20750 (linearize_expr_tree): Call try_special_add_to_ops.
20751 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
20753 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20755 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
20756 to computed stack_usage.
20758 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20761 * config/avr/avr.md (define_expand "mov<mode>"): If the source
20762 operand is subreg (symbol_ref) then move the symbol ref to register.
20764 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
20766 * tree.c (array_at_struct_end_p): Look through MEM_REF.
20768 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
20770 PR middle-end/71179
20771 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
20774 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20776 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
20777 ranges by calling get_single_symbol and tidy up. Look more closely
20778 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
20780 2016-05-20 Jeff Law <law@redhat.com>
20782 * bitmap.c (bitmap_find_bit): Remove useless test.
20784 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
20786 * function.c (thread_prologue_and_epilogue_insns): Commit the
20787 insertion of the epilogue.
20789 2016-05-20 Martin Jambor <mjambor@suse.cz>
20791 PR tree-optimization/70884
20792 * tree-sra.c (initialize_constant_pool_replacements): Do not check
20793 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
20794 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
20795 of constant pool data as a reason for scalarization.
20797 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
20799 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
20800 for naked functions.
20801 (thumb1_expand_prologue): Likewise.
20803 2016-05-20 Nathan Sidwell <nathan@acm.org>
20805 * config/nvptx/nptx.c (nvptx_option_override): Only set
20806 flag_toplevel_reorder, if not explicitly specified. Set
20807 flag_no_common, unless explicitly specified.
20809 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20811 * calls.c (can_implement_as_sibling_call_p): Mark param
20812 reg_parm_stack_space with ATTRIBUTE_UNUSED.
20814 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
20816 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
20817 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
20818 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
20820 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
20821 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
20822 and CASE_CONST_ANY.
20824 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
20826 * config/nvptx/nvptx.md (sincossf3): New pattern.
20828 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20830 * calls.c (maybe_complain_about_tail_call): New function.
20831 (initialize_argument_information): Call
20832 maybe_complain_about_tail_call when clearing *may_tailcall.
20833 (can_implement_as_sibling_call_p): Call
20834 maybe_complain_about_tail_call when returning false.
20835 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
20836 ensure try_tail_call is set. Call maybe_complain_about_tail_call
20837 if tail-call optimization fails.
20838 * cfgexpand.c (expand_call_stmt): Initialize
20839 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
20840 * gimple-pretty-print.c (dump_gimple_call): Dump
20841 gimple_call_must_tail_p.
20842 * gimple.c (gimple_build_call_from_tree): Call
20843 gimple_call_set_must_tail with the value of
20844 CALL_EXPR_MUST_TAIL_CALL.
20845 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
20846 (gimple_call_set_must_tail): New function.
20847 (gimple_call_must_tail_p): New function.
20848 * print-tree.c (print_node): Update printing of TREE_STATIC
20849 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
20850 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
20851 trailing comment listing applicable flags.
20852 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
20854 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20856 * calls.c (expand_call): Move "Rest of purposes for tail call
20857 optimizations to fail" to...
20858 (can_implement_as_sibling_call_p): ...this new function, and
20859 split into multiple "if" statements.
20861 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20863 * cfgloop.h (expected_loop_iterations_unbounded,
20864 expected_loop_iterations): Unconstify.
20865 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
20866 profile with known upper bound; return 3 when profile is absent.
20867 (expected_loop_iterations): Update.
20869 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20871 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
20872 and get_max_loop_iterations_int.
20874 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20876 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
20877 realistic upper bounds here.
20879 2016-05-20 Jakub Jelinek <jakub@redhat.com>
20882 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
20883 calls if the LHS is variable length or has addressable type.
20884 If targets[0]->decl is a noreturn call with void return type and
20885 zero arguments, adjust fntype and remove lhs in that case.
20887 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
20889 PR tree-optimization/71079
20890 PR tree-optimization/71206
20891 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
20893 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20895 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
20896 (get_vec_alignment_for_array_decl): Likewise.
20897 (get_vec_alignment_for_record_decl): Likewise.
20898 (increase_alignment::execute): Move code to find alignment to
20899 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
20900 (type_align_map): New hash_map.
20902 2016-05-20 Richard Guenther <rguenther@suse.de>
20904 PR tree-optimization/29756
20905 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
20906 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
20907 * fold-const.c (operand_equal_p): Likewise.
20908 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
20909 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
20910 * tree-inline.c (estimate_operator_cost): Likewise.
20911 * tree-pretty-print.c (dump_generic_node): Likewise.
20912 * tree-ssa-operands.c (get_expr_operands): Likewise.
20913 * cfgexpand.c (expand_debug_expr): Likewise.
20914 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
20915 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
20916 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
20917 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
20918 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
20919 (execute_update_addresses_taken): Do it.
20921 2016-05-20 Richard Biener <rguenther@suse.de>
20923 PR tree-optimization/71185
20924 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
20925 register operations.
20927 2016-05-20 Richard Biener <rguenther@suse.de>
20929 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
20930 gimple_seq_add_seq_without_update.
20931 (release_bb_predicate): Assert we have no operands to free.
20932 (if_convertible_loop_p_1): Calculate post dominators later.
20933 Do not free BB predicates here.
20934 (combine_blocks): Do not recompute BB predicates.
20935 (version_loop_for_if_conversion): Save BB predicates around
20938 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20940 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
20941 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
20942 code. Ignore sibcalls on EDGE_IGNORE edges.
20943 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
20944 on edges for sibcalls that run without prologue. The rest of the
20945 function is combined from...
20946 (fix_fake_fallthrough_edge): ... this, and ...
20947 (try_shrink_wrapping): ... a part of this. Remove the bb_with
20948 function argument, make it a local variable.
20950 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
20952 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
20953 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
20954 for 32-bit mode and SEH for 64-bit.
20955 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
20956 TARGET_64BIT_DEFAULT.
20958 2016-05-19 Ryan Burn <contact@rnburn.com>
20960 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
20961 * gengtype.c (open_base_files): Add cilk.h to ifiles.
20963 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
20965 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
20966 force pending loads from memory.
20968 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
20970 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
20971 (UNSPEC_DARN_32): New unspec constant.
20972 (UNSPEC_DARN_RAW): New unspec constant.
20973 (darn_32): New instruction.
20974 (darn_raw): New instruction.
20975 (darn): New instruction.
20976 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
20977 support and documentation for this macro.
20978 (BU_P9_MISC_1): New macro definition.
20979 (BU_P9_64BIT_MISC_0): New macro definition.
20980 (BU_P9_MISC_0): New macro definition.
20981 (darn_32): New builtin definition.
20982 (darn_raw): New builtin definition.
20983 (darn): New builtin definition.
20984 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
20985 RS6000_BUILTIN_0 directives to surround each occurrence of
20986 #include "rs6000-builtin.def".
20987 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
20988 RS6000_BTM_64BIT flags to the returned mask, depending on
20990 (def_builtin): Correct an error in the assignments made to the
20991 debugging variable attr_string.
20992 (rs6000_expand_builtin): Add support for no-operand built-in
20994 (builtin_function_type): Remove fatal_error assertion that is no
20996 (rs6000_common_init_builtins): Add support for no-operand built-in
20998 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
21000 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
21002 (RS6000_BTM_64BIT): New macro definition.
21003 * doc/extend.texi: Document __builtin_darn (void),
21004 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
21007 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
21009 * tree-vect-loop.c (vect_analyze_loop_2): Use also
21010 max_loop_iterations_int.
21012 2016-05-19 Marek Polacek <polacek@redhat.com>
21014 PR tree-optimization/71031
21015 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
21016 condition and adjust the code a bit.
21018 2016-05-19 Martin Liska <mliska@suse.cz>
21020 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
21021 auto_vec instead of vec.
21023 2016-05-19 Martin Liska <mliska@suse.cz>
21025 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
21027 2016-05-19 Martin Liska <mliska@suse.cz>
21029 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
21031 2016-05-19 Martin Liska <mliska@suse.cz>
21033 * ipa-pure-const.c (set_function_state): Remove an existing
21035 (remove_node_data): Do not free it as it's released
21036 in set_function_state.
21038 2016-05-19 Martin Liska <mliska@suse.cz>
21040 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
21043 2016-05-19 Martin Liska <mliska@suse.cz>
21045 * omp-simd-clone.c (simd_clone_adjust): Release vector.
21047 2016-05-19 Martin Liska <mliska@suse.cz>
21049 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
21050 an auto_vec instead of re-creating it.
21052 2016-05-19 Martin Liska <mliska@suse.cz>
21054 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
21055 auto_vec instead of vec.
21057 2016-05-19 Martin Liska <mliska@suse.cz>
21059 * lto-section-in.c (lto_get_section_data): Call
21060 lto_check_version with additional argument.
21061 * lto-streamer.c (lto_check_version): Add new argument.
21062 * lto-streamer.h (lto_check_version): Likewise.
21064 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21066 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
21067 Don't add cost of inner memory when handling sign-extended loads.
21069 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
21071 PR rtl-optimization/71148
21072 * cse.c (cse_main): Free dominance info.
21073 (rest_of_handle_cse): Don't free dominance info.
21074 (rest_of_handle_cse2): Likewise.
21075 (rest_of_handle_cse_after_global_opts): Likewise.
21077 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21080 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
21081 NULL_TREE early if NEON is not available. Remove now redundant check
21082 in ARM_CHECK_BUILTIN_MODE.
21084 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
21087 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
21088 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
21089 * doc/cpp.texi: Document new macros.
21091 2016-05-19 Bin Cheng <bin.cheng@arm.com>
21093 PR tree-optimization/69848
21094 * tree-vect-loop.c (vectorizable_reduction): Don't factor
21095 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
21097 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21099 * function.c (thread_prologue_and_epilogue_insn): Move the
21100 "goto epilogue_done" one block later.
21102 2016-05-19 Richard Biener <rguenther@suse.de>
21104 PR tree-optimization/70729
21105 * passes.def: Move LIM pass before PRE. Remove no longer
21106 required copyprop and move first DCE out of the loop pipeline.
21108 2016-05-18 David Malcolm <dmalcolm@redhat.com>
21111 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
21112 (OBJS-libcommon-target): ...here.
21113 * opts-common.c: Include spellcheck.h.
21114 (cmdline_handle_error): Build a vec of valid options and use it
21115 to suggest provide hints for misspelled arguments.
21117 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21120 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
21121 lhs if it has TREE_ADDRESSABLE type.
21123 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
21126 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
21127 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
21129 2016-05-18 Martin Jambor <mjambor@suse.cz>
21132 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
21133 input for NOP_EXPR pass-through functions.
21134 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
21135 aggregate global constant VAR_DECLs in constant jump functions.
21137 2016-05-18 Martin Jambor <mjambor@suse.cz>
21140 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
21141 from TREE_READONLY parameters.
21143 2016-05-18 Martin Jambor <mjambor@suse.cz>
21146 * cgraph.h (cgraph_indirect_call_info): New field
21147 guaranteed_unmodified.
21148 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
21149 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21151 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
21152 pass the parameter value to ipa_find_agg_cst_for_param.
21153 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
21154 guaranteed_unmodified, store AA results there instead of bailing out
21156 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
21157 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
21158 (find_constructor_constant_at_offset): New function.
21159 (ipa_find_agg_cst_from_init): Likewise.
21160 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
21161 static initializers of contants, report back through a new paameter
21162 from_global_constant if that was the case.
21163 (try_make_edge_direct_simple_call): Also pass parameter value to
21164 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21166 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
21167 (ipa_read_indirect_edge_info): Likewise.
21168 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
21169 (ipa_load_from_parm_agg): Likewise.
21171 2016-05-18 Jiong Wang <jiong.wang@arm.com>
21173 PR rtl-optimization/71150
21174 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
21177 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21180 * config/rs6000/constraints.md (wE constraint): New constraint
21181 for a vector constant that can be loaded with XXSPLTIB.
21182 (wM constraint): New constraint for a vector constant of a 1's.
21183 (wS constraint): New constraint for a vector constant that can be
21184 loaded with XXSPLTIB and a vector sign extend instruction.
21185 * config/rs6000/predicates.md (xxspltib_constant_split): New
21186 predicates for wE/wS constraints.
21187 (xxspltib_constant_nosplit): Likewise.
21188 (easy_vector_constant): Add support for constants that can be
21189 loaded via XXSPLTIB.
21190 (all_ones_constant): New predicate for vector constant with all
21192 (splat_input_operand): Add support for ISA 3.0 word splat operations.
21193 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
21194 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
21195 instruction and possibly with a sign extension.
21196 (output_vec_const_move): Add support for XXSPLTIB. If we are
21197 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
21198 instead of XXLXOR/XXLORC.
21199 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
21201 (rs6000_legitimize_reload_address): Likewise.
21202 (rs6000_output_move_128bit): Use output_vec_const_move to emit
21204 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
21205 combine VSX_M and VSX_M2 into one iterator.
21206 (VSX_M2): Likewise.
21207 (VSINT_84): New iterators for loading constants with XXSPLTIB.
21208 (VSINT_842): Likewise.
21209 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
21210 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
21211 XXSPLTIB instruction.
21212 (xxspltib_<mode>_nosplit): Likewise.
21213 (xxspltib_<mode>_split): New insn to load up constants with
21214 XXSPLTIB and a sign extend instruction.
21215 (vsx_mov<mode>): Replace single move that handled all vector types
21216 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
21217 moves (when -mvsx-timode is in effect) into the main vector
21218 moves. Eliminate separate moves for <VSr> <VSa>, where the
21219 preferred register class (<VSr>) is listed first, and the
21220 secondary register class (<VSa>) is listed second with a '?' to
21221 discourage use. Prefer loading 0/-1 in any VSX register for ISA
21222 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
21223 that if the register was involved in a slow operation, the
21224 clear/set operation does not wait for the slow operation to
21225 finish. Adjust the length attributes for 32-bit mode. Use
21226 rs6000_output_move_128bit and drop the use of the string
21227 instructions for 32-bit movti when -mvsx-timode is in effect. Use
21228 spacing so that the alternatives and attributes don't generate
21229 long lines, and put things in columns, so that it is easier to
21230 match up the operands and attributes with the insn alternatives.
21231 (vsx_mov<mode>_64bit): Likewise.
21232 (vsx_mov<mode>_32bit): Likewise.
21233 (vsx_movti_64bit): Fold movti into normal vector moves.
21234 (vsx_movti_32bit): Likewise.
21235 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
21236 splat instructions.
21237 (vsx_splat_v4si_internal): Likewise.
21238 (vsx_splat_v4sf_internal): Likewise.
21239 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
21240 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
21241 extend vector elements.
21242 (vsx_sign_extend_hi_<mode>): Likewise.
21243 (vsx_sign_extend_si_v2di): Likewise.
21244 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
21246 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
21247 constraints. Add trailing period to wL documentation.
21249 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
21251 PR middle-end/71020
21252 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
21253 * tree-dfa.c (replace_abnormal_ssa_names): New function.
21254 * tree-call-cdce.c: Include tree-dfa.h.
21255 (can_guard_call_p): New function, extracted from...
21256 (can_use_internal_fn): ...here.
21257 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
21259 (shrink_wrap_one_built_in_call): Likewise.
21260 (use_internal_fn): Likewise.
21261 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
21262 and return void. Call replace_abnormal_ssa_names.
21263 (pass_call_cdce::execute): Check can_guard_call_p during the
21264 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
21265 will always change something.
21267 2016-05-18 Martin Jambor <mjambor@suse.cz>
21270 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
21271 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
21273 2016-05-18 Martin Jambor <mjambor@suse.cz>
21276 * ipa-inline.h (condition): New field size.
21277 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
21278 for comaprison and store it into the new condition.
21279 (evaluate_conditions_for_known_args): Use condition size to check
21280 access sizes for all but CHANGED conditions.
21281 (unmodified_parm_1): New parameter size_p, store access size into it.
21282 (unmodified_parm): Likewise.
21283 (unmodified_parm_or_parm_agg_item): Likewise.
21284 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
21285 (set_cond_stmt_execution_predicate): Extract access sizes and store
21286 them to conditions.
21287 (set_switch_stmt_execution_predicate): Likewise.
21288 (will_be_nonconstant_expr_predicate): Likewise.
21289 (will_be_nonconstant_predicate): Likewise.
21290 (inline_read_section): Stream condition size.
21291 (inline_write_summary): Likewise.
21293 2016-05-18 Richard Biener <rguenther@suse.de>
21295 * tree-ssa-loop-im.c (determine_max_movement): Properly add
21296 condition cost to PHI cost instead of total_cost.
21298 2016-05-18 Martin Liska <mliska@suse.cz>
21301 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
21304 2016-05-18 Richard Biener <rguenther@suse.de>
21306 * lto-streamer.h (LTO_major_version): Bump to 6.
21308 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21310 * function.c (make_split_prologue_seq, make_prologue_seq,
21311 make_epilogue_seq): New functions, factored out from...
21312 (thread_prologue_and_epilogue_insns): Here.
21314 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21316 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
21317 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
21318 of before. Add a comment.
21320 2016-05-18 Bin Cheng <bin.cheng@arm.com>
21322 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
21323 expression pointer, not pointer to the pointer.
21325 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21327 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
21328 (avx2_pbroadcast<mode>): Add another alternative with v instead
21329 of x constraints in it, using <pbroadcast_evex_isa> isa.
21330 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
21332 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
21333 constraint x instead of v in second alternative, add avx512bw
21336 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
21337 constraint x instead of v in second alternative, add avx512bw
21340 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
21341 constraint x instead of v in second alternative, add avx512bw
21344 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
21345 avx512bw alternative.
21347 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21349 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
21350 array to 128 chars.
21351 (define_insn "*andnottf3"): Ditto.
21352 (define_insn "*<code><mode>3"/any_logic): Ditto.
21353 (define_insn "*<code>tf3"/any_logic): Ditto.
21354 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
21355 operand to block AVX-512VL insn variant emit when it is not enabled.
21357 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21359 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
21360 constraint fot SF mode.
21362 2016-05-18 Petr Murzin <petr.murzin@intel.com>
21363 Kirill Yukhin <kirill.yukhin@intel.com>
21365 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
21367 (define_insn "rsqrt14<mode>"): Ditto.
21368 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
21369 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
21370 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
21371 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
21372 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
21374 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
21375 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
21376 * config/i386/i386.c (ix86_print_operand): Expand check for size
21377 override codes for Intel syntax.
21379 2016-05-18 Richard Biener <rguenther@suse.de>
21381 PR tree-optimization/71168
21382 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
21383 initialization earlier.
21385 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
21387 * config/aarch64/aarch64-simd.md
21388 (aarch64_reduc_plus_internal<mode>): Rename to...
21389 (reduc_plus_scal): ...This, and remove previous implementation.
21391 2016-05-18 Richard Biener <rguenther@suse.de>
21393 * passes.def: Put late dse and cd_dce in canonical order.
21395 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
21397 * ipa-inline-transform.c (preserve_function_body_p): Look for
21398 first non-thunk clone.
21399 (save_function_body): Save into first non-thunk.
21400 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
21402 (lto_output_node): Inline thunks don't need body in every
21404 * lto-streamer-in.c: Do not fixup thunk clones.
21405 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
21407 * tree-inline.c (copy_bb): Be prepared for target node to be new after
21410 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21412 PR middle-end/63586
21413 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
21414 (reassociate_bb): Call transform_add_to_multiply.
21416 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21418 * config/aarch64/aarch64.c (all_extensions): Removed unused
21421 2016-05-17 Nathan Sidwell <nathan@acm.org>
21423 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
21424 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
21426 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
21428 PR tree-optimization/54579
21429 PR middle-end/55299
21430 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
21432 2016-05-17 Marek Polacek <polacek@redhat.com>
21435 * tree-inline.c (expand_call_inline): Call
21436 maybe_remove_unused_call_args.
21438 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
21440 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
21441 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
21442 * doc/md.texi (fmin@var{m}3): Likewise.
21444 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21446 * match.pd (X & C): New transformation.
21448 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21450 * match.pd (~X & Y): New transformation.
21452 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21454 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
21455 information for new SSA_NAME.
21456 (simplify_conversion_using_ranges): Get range through get_range_info
21457 instead of get_value_range.
21459 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21461 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
21462 Remove inline assembly.
21463 (vmvn_s16): Likewise.
21464 (vmvn_s32): Likewise.
21465 (vmvn_u8): Likewise.
21466 (vmvn_u16): Likewise.
21467 (vmvn_u32): Likewise.
21468 (vmvnq_s8): Likewise.
21469 (vmvnq_s16): Likewise.
21470 (vmvnq_s32): Likewise.
21471 (vmvnq_u8): Likewise.
21472 (vmvnq_u16): Likewise.
21473 (vmvnq_u32): Likewise.
21474 (vmvn_p8): Likewise.
21475 (vmvnq_p16): Likewise.
21477 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21479 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
21481 (vmul_n_s16): Likewise.
21482 (vmul_n_s32): Likewise.
21483 (vmul_n_u16): Likewise.
21484 (vmul_n_u32): Likewise.
21485 (vmulq_n_f32): Likewise.
21486 (vmulq_n_f64): Likewise.
21487 (vmulq_n_s16): Likewise.
21488 (vmulq_n_s32): Likewise.
21489 (vmulq_n_u16): Likewise.
21490 (vmulq_n_u32): Likewise.
21492 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21494 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
21495 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
21497 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21499 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
21500 to *aarch64_fma4_elt_from_dup<mode>.
21501 (*aarch64_fnma4_elt_to_128df): Rename to
21502 *aarch64_fnma4_elt_from_dup<mode>.
21503 * config/aarch64/arm_neon.h (vfma_n_f64): New.
21504 (vfms_n_f32): Likewise.
21505 (vfms_n_f64): Likewise.
21506 (vfmsq_n_f32): Likewise.
21507 (vfmsq_n_f64): Likewise.
21509 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
21511 * wide-int.h: Change fixed_wide_int_storage from class to struct.
21513 2016-05-17 Richard Biener <rguenther@suse.de>
21515 PR tree-optimization/71132
21516 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
21517 Only add control dependences for blocks in the loop.
21518 (build_rdg): Adjust.
21519 (generate_code_for_partition): Return whether loop should
21520 be destroyed and delay that.
21521 (distribute_loop): Likewise.
21522 (pass_loop_distribution::execute): Record loops to be destroyed
21523 and perform delayed destroying of loops.
21525 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21528 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
21530 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21532 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
21534 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
21537 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
21538 insertion point for instructions generated by validize_mem.
21540 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21542 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
21545 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21547 * config/aarch64/aarch64.c
21548 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
21549 rather than a macro.
21551 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21553 * doc/invoke.texi (AArch64 Options): Various updates.
21555 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21557 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
21558 into instrumentation thunks.
21559 * cif-code.def (CIF_CHKP): New.
21561 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
21563 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
21565 2016-05-16 Martin Jambor <mjambor@suse.cz>
21567 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
21568 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
21570 2016-05-16 Marek Polacek <polacek@redhat.com>
21572 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
21575 2016-05-16 Martin Jambor <mjambor@suse.cz>
21578 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
21579 the outlined kernel function.
21581 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
21583 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
21584 (ISA_HAS_DLSA): Ditto.
21586 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21588 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
21590 2016-05-16 Nathan Sidwell <nathan@acm.org>
21592 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
21593 (nvptx_name_replacement): Restore. Add comment.
21594 (write_fn_proto, write_fn_proto_from_insn,
21595 nvptx_output_call_insn): Restore
21596 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
21598 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21600 * config/aarch64/aarch64.md
21601 (add<mode>3_compareC_cconly_imm): Remove use of %w.
21602 (add<mode>3_compareC_imm): Likewise.
21603 (<optab>si3_uxtw): Split into register and immediate variants.
21604 (andsi3_compare0_uxtw): Likewise.
21605 (and<mode>3_compare0): Likewise.
21606 (and<mode>3nr_compare0): Likewise.
21607 (stack_protect_test_<mode>): Don't use %x for memory operands.
21609 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
21611 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
21613 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
21615 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
21616 Split integer shifts into shift_reg and bfm.
21617 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
21618 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
21619 (ror<mode>3_insn): Likewise.
21620 (<optab>si3_insn_uxtw): Likewise.
21621 (<optab><mode>3_insn): Change to rotate_imm.
21622 (extr<mode>5_insn_alt): Likewise.
21623 (extrsi5_insn_uxtw): Likewise.
21624 (extrsi5_insn_uxtw_alt): Likewise.
21626 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21628 * doc/tm.texi: Regenerate.
21629 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
21630 (TARGET_INVALID_RETURN_TYPE): Remove.
21631 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
21632 TARGET_INVALID_RETURN_TYPE.
21633 * target.def (invalid_parameter_type): Remove.
21634 (invalid_return_type): Remove.
21636 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21638 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
21639 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
21641 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
21643 (preserve_function_body_p): No need to preserve function body
21644 * cif-codes.def (CIF_THUNK): Remove.
21645 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
21647 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21649 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
21651 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21653 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
21656 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21658 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
21659 (inline_small_functions): Do not look for function symbol when
21662 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
21664 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
21667 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21668 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21669 Jiong Wang <jiong.wang@arm.com>
21671 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
21672 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
21673 Define __ARM_FP16_ARGS when appropriate.
21674 * config/arm/arm.c (arm_invalid_parameter_type): Remove
21676 (arm_invalid_return_type): Likewise.
21677 (TARGET_INVALID_PARAMETER_TYPE): Remove.
21678 (TARGET_INVALID_RETURN_TYPE): Remove.
21679 (aapcs_vfp_sub_candidate): Allow HFmode.
21680 (aapcs_vfp_allocate): Add comment. Support HFmode.
21681 (aapcs_vfp_allocate_return_reg): Likewise.
21682 (struct aapcs_cp_arg_layout): Slightly reword comments for
21683 is_return_candidate and allocate_return_reg.
21684 (output_mov_vfp): Update assert.
21685 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
21687 (arm_invalid_parameter_type): Remove.
21688 (amr_invalid_return_type): Remove.
21689 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
21690 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
21691 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
21693 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
21695 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
21696 * config/aarch64/arch64-protos.h
21697 (aarch64_legitimize_reload_address): Remove.
21698 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
21701 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
21703 * configure.ac: Add ACX_NONCANONICAL_HOST.
21704 * configure: Regenerate.
21705 * Makefile.in: Set host_noncanonical.
21707 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
21710 * config/i386/i386.md (*movtf_internal): Before register allocation,
21711 do not allow FP constants for CM_MEDIUM memory model, allow only
21712 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
21713 (*movxf_internal): Ditto.
21714 (*movdf_internal): Ditto.
21715 (*movsf_internal): Ditto.
21717 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
21719 PR rtl-optimization/67483
21720 * combine.c (make_compound_operation): Don't call extract_left_shift
21721 with negative shift amounts.
21723 2016-05-13 Jakub Jelinek <jakub@redhat.com>
21726 * fold-const.c (fold_checksum_tree): Allow modification
21727 of TYPE_ALIAS_SET during folding.
21729 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
21730 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
21731 (ix86_split_to_parts): Likewise. Fix up formatting.
21733 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
21735 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
21736 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
21739 2016-05-13 Nathan Sidwell <nathan@acm.org>
21741 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
21742 (nvptx_name_replacement): Delete.
21743 (write_fn_proto, write_fn_proto_from_insn,
21744 nvptx_output_call_insn): Remove nvptx_name_replacement call.
21745 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
21746 * langhooks.c (add_builtin_funcction_common): Call
21747 targetm.mangle_decl_assembler_name.
21749 * config/nvptx/nvptx.c (write_fn_proto): Handle
21750 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
21752 2016-05-13 Martin Liska <mliska@suse.cz>
21754 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
21755 and PRIu64 in printf format.
21757 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21759 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
21762 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21764 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
21765 Change --param max-completely-peeled-times to
21766 --param max-completely-peel-times in dump file printing.
21768 2016-05-13 Richard Biener <rguenther@suse.de>
21770 PR tree-optimization/42587
21771 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
21772 (find_bswap_or_nop_1): Likewise.
21773 (bswap_replace): Likewise.
21775 2016-05-13 Martin Liska <mliska@suse.cz>
21777 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
21778 Initialize a variable with default value.
21780 2016-05-13 Martin Liska <mliska@suse.cz>
21782 * doc/invoke.texi: Enhance explanation of error recovery
21785 2016-05-13 Martin Liska <mliska@suse.cz>
21787 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
21788 (struct cost_pair): Change inv_expr_id (int) to inv_expr
21789 (iv_inv_expr_ent *).
21790 (struct iv_inv_expr_ent): Comment struct fields.
21791 (sort_iv_inv_expr_ent): New function.
21792 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
21793 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
21794 a hash_map between iv_inv_expr_ent and number of usages.
21795 (niter_for_exit): Fix coding style.
21796 (tree_ssa_iv_optimize_init): Use renamed variable.
21797 (determine_base_object): Fix coding style.
21798 (alloc_iv): Likewise.
21799 (find_interesting_uses_outside): Likewise.
21800 (add_candidate_1): Likewise.
21801 (add_standard_iv_candidates): Likewise.
21802 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
21803 (prepare_decl_rtl): Fix coding style.
21804 (get_address_cost): Likewise.
21805 (get_shiftadd_cost): Likewise.
21806 (force_expr_to_var_cost): Likewise.
21807 (compare_aff_trees): Likewise.
21808 (get_expr_id): Restructure the function.
21809 (get_loop_invariant_expr_id): Renamed to
21810 get_loop_invariant_expr.
21811 (get_computation_cost_at): Replace usage of inv_expr_id with
21813 (get_computation_cost): Likewise.
21814 (determine_group_iv_cost_generic): Likewise.
21815 (determine_group_iv_cost_address): Likewise.
21816 (iv_period): Fix coding style.
21817 (iv_elimination_compare_lt): Likewise.
21818 (may_eliminate_iv): Likewise.
21819 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
21821 (determine_group_iv_costs): Dump invariant expressions.
21822 (iv_ca_recount_cost): Use the newly added hash_map.
21823 (iv_ca_set_remove_invariants): Fix coding style.
21824 (iv_ca_set_add_invariants): Fix coding style.
21825 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
21827 (iv_ca_set_cp): Likewise.
21828 (iv_ca_new): Initialize the newly added hash_map and remove
21829 initialization of fields.
21830 (iv_ca_free): Delete the hash_map.
21831 (iv_ca_dump): Dump invariant expressions.
21832 (iv_ca_extend): Fix coding style.
21833 (try_add_cand_for): Likewise.
21834 (create_new_ivs): Dump information about # of avg iterations and
21835 # of used invariant expressions.
21836 (rewrite_use_compare): Fix coding style.
21837 (free_loop_data): Set default value for max_inv_expr_id.
21839 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
21841 * cse.c (rest_of_handle_cse): Use cleanup_cfg
21842 returned value cse_cfg_altered computation.
21843 (rest_of_handle_cse2): Likewise.
21844 (rest_of_handle_cse_after_global_opts): Likewise.
21846 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21849 * config/arm/arm.c (arm32_output_mi_thunk): New.
21850 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
21851 to split Thumb1 vs TARGET_32BIT functionality.
21852 (arm_thumb1_mi_thunk): New.
21854 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21856 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
21859 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21862 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
21864 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
21866 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
21867 (expand_builtin_trap): Emit a regular call.
21868 (set_builtin_user_assembler_name): Remove obsolete cases.
21869 * dse.c (scan_insn): Adjust.
21870 * except.c: Include calls.h.
21871 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
21872 emit a regular call to setjmp.
21873 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
21874 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
21875 (emit_block_move_via_libcall): Delete.
21876 (block_move_fn): Delete.
21877 (init_block_move_fn): Likewise.
21878 (emit_block_move_libcall_fn): Likewise.
21879 (emit_block_op_via_libcall): New function.
21880 (set_storage_via_libcall): Tidy up and use memset builtin.
21881 (block_clear_fn): Delete.
21882 (init_block_clear_fn): Likewise.
21883 (clear_storage_libcall_fn): Likewise.
21884 (expand_assignment): Call emit_block_move_via_libcall.
21885 Do not include gt-expr.h.
21886 * expr.h (emit_block_op_via_libcall): Declare.
21887 (emit_block_copy_via_libcall): New inline function.
21888 (emit_block_move_via_libcall): Likewise.
21889 (emit_block_comp_via_libcall): Likewise.
21890 (block_clear_fn): Delete.
21891 (init_block_move_fn): Likewise.
21892 (init_block_clear_fn): Likewise.
21893 (emit_block_move_via_libcall): Likewise.
21894 (set_storage_via_libcall): Add default parameter value.
21895 * libfuncs.h (enum libfunc_index): Remove obsolete values.
21896 (abort_libfunc): Delete.
21897 (memcpy_libfunc): Likewise.
21898 (memmove_libfunc): Likewise.
21899 (memcmp_libfunc): Likewise.
21900 (memset_libfunc): Likewise.
21901 (setbits_libfunc): Likewise.
21902 (setjmp_libfunc): Likewise.
21903 (longjmp_libfunc): Likewise.
21904 (profile_function_entry_libfunc): Likewise.
21905 (profile_function_exit_libfunc): Likewise.
21906 (gcov_flush_libfunc): Likewise.
21907 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
21908 and DECL_VISIBILITY on the declaration.
21909 (init_optabs): Do not initialize obsolete libfuncs.
21910 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
21911 * tree-core.h (ECF_RET1): Define.
21912 (ECF_TM_PURE): Adjust.
21913 (ECF_TM_BUILTIN): Likewise.
21914 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
21915 (build_common_builtin_nodes): Initialize abort builtin.
21916 Add ECF_RET1 on memcpy, memmove and memset builtins.
21917 Pass final flags for alloca and alloca_with_align builtins.
21918 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
21920 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
21921 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
21922 set_storage_via_libcall and call emit_block_copy_via_libcall.
21924 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
21926 * config/i386/i386.md (*call_got_x32): Change operand 0 to
21927 DImode before it is passed to ix86_output_call_operand.
21928 (*call_value_got_x32): Ditto for operand 1.
21930 2016-05-12 Jiong Wang <jiong.wang@arm.com>
21932 PR rtl-optimization/70904
21933 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
21934 reload for wide mode.
21936 2016-05-12 Marek Polacek <polacek@redhat.com>
21939 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
21940 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
21941 * langhooks.h (incomplete_type_error): Likewise.
21942 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
21943 parameter, pass it down to incomplete_type_error.
21944 * tree.h (size_in_bytes): New inline overload.
21945 (size_in_bytes_loc): Renamed from size_in_bytes.
21947 2016-05-12 Richard Biener <rguenther@suse.de>
21949 PR tree-optimization/71059
21950 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
21951 nary before looking up or entering the expression into the VN
21953 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
21954 Make sure to re-use NARYs without result as inserted by
21957 2016-05-12 Richard Biener <rguenther@suse.de>
21959 PR tree-optimization/71062
21960 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
21962 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21963 vars_contains_restrict if the var is a restrict tag.
21964 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
21965 do not disambiguate pointers against it.
21966 (dump_points_to_solution): Re-structure and adjust for new
21967 vars_contains_restrict flag.
21968 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
21970 2016-05-12 Martin Liska <mliska@suse.cz>
21972 * doc/invoke.texi: Explain connection between
21973 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
21975 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
21977 PR tree-optimization/71006
21978 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
21979 consider COND_EXPR as a mask producer.
21981 2016-05-12 Marek Polacek <polacek@redhat.com>
21984 * opts.c (common_handle_option): Detect missing argument for --help^.
21986 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21989 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
21990 when popping the PC and within an interrupt handler routine.
21991 Add missing tab to output of "ldmfd".
21992 (output_return_instruction): Output LDMFD with SP update rather
21993 than POP when returning from interrupt handler.
21995 2016-05-12 Jakub Jelinek <jakub@redhat.com>
21997 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
21998 TARGET_64BIT && TARGET_AVX512DQ.
21999 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
22000 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
22001 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
22002 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
22003 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
22004 (*vec_extractv4si_zext): Add avx512dq alternative.
22005 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
22006 use v instead of x constraint in other alternatives where possible.
22008 * config/i386/sse.md (sse2_loadld): Use v instead of x
22009 constraint in alternatives 0,1,4.
22011 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
22012 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
22013 v constraints instead of x and <pinsr_evex_isa> isa attribute.
22016 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
22017 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
22018 is not emitted unless TARGET_AVX512BW.
22019 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
22020 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
22021 for the result operand.
22023 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
22024 constraint instead of x in avx alternatives. Use maybe_evex instead
22027 * config/i386/constraints.md (Yv): New constraint.
22028 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
22029 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
22030 * config/i386/i386.md (avx512fvecmode): New mode attr.
22031 (*pushtf): Use v constraint instead of x.
22032 (*movtf_internal): Likewise. For TARGET_AVX512VL and
22033 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
22034 (*absneg<mode>2): Use Yv constraint instead of x constraint.
22035 (*absnegtf2_sse): Likewise.
22036 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
22037 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
22038 avx512f alternatives.
22039 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
22041 2016-05-12 Richard Biener <rguenther@suse.de>
22043 PR tree-optimization/71060
22044 * tree-data-ref.c (initialize_data_dependence_relation): Do not
22045 require exact match of DR_BASE_OBJECT but only matching address and
22048 2016-05-12 Richard Biener <rguenther@suse.de>
22050 PR tree-optimization/70986
22051 * cfganal.c: Include cfgloop.h.
22052 (dfs_find_deadend): Prefer to take edges exiting loops.
22054 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22056 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
22057 compile and run time.
22059 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
22062 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
22064 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
22066 * config/i386/i386.c (legitimize_pic_address): Use
22067 copy_to_suggested_reg instead of gen_movsi.
22069 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22071 * config/rs6000/predicates.md (quad_memory_operand): Move most of
22072 the code into quad_address_p and call it to share code with
22073 vsx_quad_dform_memory_operand.
22074 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
22076 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
22077 bit instead of being a separate word. Split -mpower9-dform into
22078 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22079 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
22080 for the register class supporting 128-bit quad word memory offsets.
22081 (mode_supports_vsx_dform_quad): Helper function to return if the
22082 register class uses quad word memory offsets.
22083 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
22084 (rs6000_debug_reg_global): Always print if we are using LRA or not.
22085 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
22086 instructions are enabled, set up the appropriate addr_masks for
22088 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
22089 -mpower9-dform-scalar, instead of -mpower9-dform.
22090 (rs6000_option_override_internal): Split -mpower9-dform into two
22091 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
22092 -mpower9-dform switch sets or clears both. If we are not using
22093 the LRA register allocator, do not enable -mpower9-dform-vector by
22094 default. If we are using LRA, enable -mpower9-dform-vector and
22095 -mvsx-timode if it is appropriate. Issue a warning if either
22096 -mpower9-dform-vector or -mvsx-timode are explicitly used without
22098 (quad_address_offset_p): New helper function to return if the
22099 offset is legal for quad word memory instructions.
22100 (quad_address_p): New function to determin if GPR or vector
22101 register quad word memory addresses are legal.
22102 (mem_operand_gpr): Validate quad word address offsets.
22103 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
22104 d-form (register + offset) instructions.
22105 (offsettable_ok_by_alignment): Likewise.
22106 (rs6000_legitimate_offset_address_p): Likewise.
22107 (legitimate_lo_sum_address_p): Likewise.
22108 (rs6000_legitimize_address): Likewise.
22109 (rs6000_legitimize_reload_address): Add more debug statements for
22111 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
22112 d-form instructions.
22113 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
22114 d-form instructions. Distinguish different cases in debug
22115 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
22116 d-form instructions.
22117 (rs6000_preferred_reload_class): Likewise.
22118 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
22119 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
22120 of the ISA 2.06 indexed memory instructions.
22121 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
22122 use them to save/restore the saved vector registers instead of
22123 using Altivec instructions.
22124 (rs6000_emit_epilogue): Likewise.
22125 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
22126 (rs6000_opt_masks): Split -mpower9-dform into
22127 -mpower9-dform-scalar and -mpower9-dform-vector.
22128 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
22130 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
22131 ISA 3.0 vector indexed memory instructions, and fold the code into
22132 the normal mov<mode> patterns.
22133 (p9_vecstore_<mode>): Likewise.
22134 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
22136 (vsx_movti_64bit): Likewise.
22137 (vsx_movti_32bit): Likewise.
22138 * config/rs6000/constraints.md (wO constraint): New constraint for
22139 ISA 3.0 vector d-form support.
22140 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
22141 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
22142 include -mpower9-dform-vector until we switch over to LRA.
22143 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
22144 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22145 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
22146 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22147 for -mpower9-dform and -mlra.
22148 * doc/md.texi (wO constraint): Document wO constraint.
22150 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
22152 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
22153 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
22154 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
22155 Move handling of non-insn arguments inline into the sole user:
22156 (output_trans_func): ...here.
22157 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
22158 in emitted function prototype.
22159 (output_internal_insn_latency_func): Ditto. Simplify.
22160 (output_internal_maximal_insn_latency_func): Ditto. Delete
22161 always-unused argument.
22162 (output_insn_latency_func): Ditto.
22163 (output_maximal_insn_latency_func): Ditto.
22165 2016-05-11 Richard Biener <rguenther@suse.de>
22167 PR tree-optimization/71055
22168 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
22169 sth with precision not equal to access size verify we don't chop
22172 2016-05-11 Richard Biener <rguenther@suse.de>
22175 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
22176 (dwarf2out_finish): Move retry_incomplete_types call ...
22177 (dwarf2out_early_finish): ... here.
22179 2016-05-11 Richard Biener <rguenther@suse.de>
22181 PR middle-end/71002
22182 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
22183 if the langhook insists on it.
22184 * fold-const.c (make_bit_field_ref): Add arg for the original
22185 reference and preserve its alias-set.
22186 (decode_field_reference): Take exp by reference and adjust it
22187 to the original memory reference.
22188 (optimize_bit_field_compare): Adjust callers.
22189 (fold_truth_andor_1): Likewise.
22190 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
22192 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
22194 PR middle-end/70807
22195 * cfgrtl.h (delete_insn_and_edges): Now return bool.
22196 * cfgrtl.c (delete_insn_and_edges): Likewise.
22197 * config/i386/i386.c (convert_scalars_to_vector): Remove
22199 * cse.c (cse_insn): Compute cse_cfg_altered.
22200 (delete_trivially_dead_insns): Likewise.
22201 (cse_cc_succs): Likewise.
22202 (rest_of_handle_cse): Free dominance info if required.
22203 (rest_of_handle_cse2): Likewise.
22204 (rest_of_handle_cse_after_global_opts): Likewise.
22206 2016-05-11 Alan Modra <amodra@gmail.com>
22208 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
22209 abi_v4_pass_in_fpr): New functions.
22210 (rs6000_function_arg_boundary): Exclude complex IBM long double
22211 from 64-bit alignment when ABI_V4.
22212 (rs6000_function_arg, rs6000_function_arg_advance_1,
22213 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
22215 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
22217 PR rtl-optimization/71028
22218 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
22219 jump with just a return in the fallthrough block if the branch
22220 block contains just a return as well.
22222 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
22224 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
22225 * match.pd ((X & Y) ^ Y): ... this.
22226 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
22227 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
22229 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22231 * read-md.c (require_char_ws): New function.
22232 (read_string): Simplify using require_char_ws.
22233 (handle_constants): Likewise.
22234 (handle_enum): Likewise.
22235 (handle_file): Likewise.
22236 * read-md.h (require_char_ws): New declaration.
22237 * read-rtl.c (read_conditions): Simplify using require_char_ws.
22238 (read_mapping): Likewise.
22239 (read_rtx_code): Likewise.
22240 (read_nested_rtx): Likewise.
22242 2016-05-10 James Norris <jnorris@codesourcery.com>
22244 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
22245 if offloading is enabled and -fopenacc or -fopenmp is specified.
22246 (CRTOFFLOADEND): Likewise.
22247 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
22248 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
22250 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
22252 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
22253 gotoff_operand code paths. Use copy_to_suggested_regs and
22254 expand_simple_binop where appropriate. Cleanup.
22256 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22259 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
22261 (dimode_scalar_chain::vector_const_cost): New.
22262 (dimode_scalar_chain::compute_convert_gain): Handle constants.
22263 (dimode_scalar_chain::convert_op): Likewise.
22264 (dimode_scalar_chain::convert_insn): Likewise.
22266 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22268 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
22269 unary operation, not a binary one.
22271 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22273 PR middle-end/70877
22274 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
22275 calls with type casted fndecl.
22277 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22279 PR tree-optimization/70786
22280 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
22281 * calls.c (initialize_argument_information): Bind bounds
22282 with corresponding args passed by reference.
22284 2016-05-10 Jakub Jelinek <jakub@redhat.com>
22287 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
22288 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
22289 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
22292 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22295 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
22296 code for a zero scale factor.
22297 (vsx_xvcvdpuxds_scale): Likewise.
22299 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22301 * diagnostic-show-locus.c (layout::layout): Call show_ruler
22302 if show_ruler_p was set on the context.
22303 (layout::show_ruler): New method.
22304 * diagnostic.h (struct diagnostic_context): Add field
22307 2016-05-10 Richard Biener <rguenther@suse.de>
22309 PR tree-optimization/71039
22310 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
22311 (chk_uses): New function.
22312 (propagate_with_phi): Verify we can safely replicate the lhs of an
22313 aggregate assignment on all incoming edges.
22315 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
22317 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
22319 (rx_atomic_sequence): New class.
22320 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
22321 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
22323 (rx_atomic_sequence::rx_atomic_sequence,
22324 rx_atomic_sequence::~rx_atomic_sequence): New functions.
22325 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
22326 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
22327 CTRLREG_INTB): New constants.
22328 (FETCHOP): New code iterator.
22329 (fethcop_name, fetchop_name2): New iterator code attributes.
22330 (QIHI): New mode iterator.
22331 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
22332 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
22333 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
22335 2016-05-10 Martin Liska <mliska@suse.cz>
22337 * tree-inline.c (remap_dependence_clique): Do not remap
22338 debugging statements.
22340 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22342 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
22343 ("*fixuns_truncdfdi2_z13")
22344 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
22345 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
22346 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
22348 2016-05-10 Richard Biener <rguenther@suse.de>
22350 PR tree-optimization/70497
22351 PR tree-optimization/28367
22352 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
22354 (visit_reference_op_load): ... here.
22355 (vn_reference_lookup_3): Use it to handle subreg-like accesses
22356 with simplified BIT_FIELD_REFs.
22357 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
22358 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
22361 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22363 * dwarf2out.c (add_abstract_origin_attribute): Adjust
22364 documentation comment. For BLOCK nodes, add a
22365 DW_AT_abstract_origin attribute that points to the DIE generated
22366 for the origin BLOCK.
22367 (gen_lexical_block_die): Call add_abstract_origin_attribute for
22368 blocks from inlined functions.
22370 2016-05-10 Alan Modra <amodra@gmail.com>
22373 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
22374 regrename modifying insns saving lr before __morestack call.
22375 * config/rs6000/rs6000.md (split_stack_return): Similarly for
22376 insns restoring lr after __morestack call.
22378 2016-05-09 Jakub Jelinek <jakub@redhat.com>
22380 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
22381 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
22383 * config/i386/sse.md (vec_interleave_high<mode>,
22384 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
22385 <avx512>_vpermt2var<mode>3_maskz): Likewise.
22387 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22389 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
22390 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
22391 parallel reassociation for power8 and forward.
22393 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
22395 * config/i386/i386.md (absneg splitters with general regs): Use
22396 general_reg_operand predicate.
22397 (btsq peephole2): Use x86_64_immediate_operand to check if new
22398 value is suitable for immediate operand. Generate emitted insn
22399 using RTL expressions.
22400 (btcq peephole2): Ditto.
22401 (btrq peephole2): Ditto. Generate correct immediate operand
22404 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22406 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
22409 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22411 * tree-affine.c (wide_int_constant_multiple_p): Add missing
22412 pointer dereference.
22414 2016-05-09 Richard Biener <rguenther@suse.de>
22416 PR tree-optimization/70985
22417 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
22418 op0 isn't a gimple register.
22420 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
22422 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
22423 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
22424 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
22425 (i6400_fpu_mult): New cpu units.
22426 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
22427 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
22428 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
22429 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
22430 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
22431 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
22432 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
22433 (i6400_msa_long_float4, i6400_msa_long_float5)
22434 (i6400_msa_long_float8, i6400_msa_fdiv_df)
22435 (i6400_msa_fdiv_sf): New reservations.
22436 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
22437 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
22438 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
22439 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
22440 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
22441 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
22442 (msa_short_cmp, msa_short_float2, msa_short_logic3)
22443 (msa_short_store4, msa_long_load, msa_short_store)
22444 (msa_long_logic, msa_long_float2, msa_long_float4)
22445 (msa_long_float5, msa_long_float8, msa_long_mult)
22446 (msa_long_fdiv, msa_long_div): New reservations.
22448 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
22449 Sameera Deshpande <sameera.deshpande@imgtec.com>
22450 Matthew Fortune <matthew.fortune@imgtec.com>
22451 Graham Stott <graham.stott@imgtec.com>
22452 Chao-ying Fu <chao-ying.fu@imgtec.com>
22454 * config.gcc: Add MSA header file for mips*-*-* target.
22455 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
22456 (Ubv8i, Urv8): New constraints.
22457 * config/mips/mips-ftypes.def: Add function types for MSA
22459 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
22460 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
22461 * config/mips/mips-msa.md: New file.
22462 * config/mips/mips-protos.h
22463 (mips_split_128bit_const_insns): New prototype.
22464 (mips_msa_idiv_insns): Likewise.
22465 (mips_split_128bit_move): Likewise.
22466 (mips_split_128bit_move_p): Likewise.
22467 (mips_split_msa_copy_d): Likewise.
22468 (mips_split_msa_insert_d): Likewise.
22469 (mips_split_msa_fill_d): Likewise.
22470 (mips_expand_msa_branch): Likewise.
22471 (mips_const_vector_same_val_p): Likewise.
22472 (mips_const_vector_same_bytes_p): Likewise.
22473 (mips_const_vector_same_int_p): Likewise.
22474 (mips_const_vector_shuffle_set_p): Likewise.
22475 (mips_const_vector_bitimm_set_p): Likewise.
22476 (mips_const_vector_bitimm_clr_p): Likewise.
22477 (mips_msa_vec_parallel_const_half): Likewise.
22478 (mips_msa_output_division): Likewise.
22479 (mips_ldst_scaled_shift): Likewise.
22480 (mips_expand_vec_cond_expr): Likewise.
22481 * config/mips/mips.c (enum mips_builtin_type): Add
22482 MIPS_BUILTIN_MSA_TEST_BRANCH.
22483 (mips_gen_const_int_vector_shuffle): New prototype.
22484 (mips_const_vector_bitimm_set_p): New function.
22485 (mips_const_vector_bitimm_clr_p): Likewise.
22486 (mips_const_vector_same_val_p): Likewise.
22487 (mips_const_vector_same_bytes_p): Likewise.
22488 (mips_const_vector_same_int_p): Likewise.
22489 (mips_const_vector_shuffle_set_p): Likewise.
22490 (mips_symbol_insns): Forbid loading symbols via immediate for
22492 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
22494 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
22496 (mips_lx_address_p): Add support load indexed address for MSA.
22497 (mips_address_insns): Add calculation of instructions needed for
22498 stores and loads for MSA.
22499 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
22500 CONST_VECTOR for MSA and let it fall through.
22501 (mips_ldst_scaled_shift): New function.
22502 (mips_subword_at_byte): Likewise.
22503 (mips_msa_idiv_insns): Likewise.
22504 (mips_legitimize_move): Validate MSA moves.
22505 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
22506 calculation of costs for MSA division.
22507 (mips_split_move_p): Check if MSA moves need splitting.
22508 (mips_split_move): Split MSA moves if necessary.
22509 (mips_split_128bit_move_p): New function.
22510 (mips_split_128bit_move): Likewise.
22511 (mips_split_msa_copy_d): Likewise.
22512 (mips_split_msa_insert_d): Likewise.
22513 (mips_split_msa_fill_d): Likewise.
22514 (mips_output_move): Handle MSA moves.
22515 (mips_expand_msa_branch): New function.
22516 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
22517 Reinstate 'y' modifier.
22518 (mips_file_start): Add MSA .gnu_attribute.
22519 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
22521 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
22522 (mips_class_max_nregs): Add register size for MSA supported mode.
22523 (mips_cannot_change_mode_class): Allow conversion between MSA
22524 vector modes and TImode.
22525 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
22527 (mips_secondary_reload_class): Force MSA loads/stores via memory.
22528 (mips_preferred_simd_mode): Add preffered modes for MSA.
22529 (mips_vector_mode_supported_p): Add MSA supported modes.
22530 (mips_autovectorize_vector_sizes): New function.
22531 (mips_msa_output_division): Likewise.
22532 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
22533 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
22534 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
22535 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
22536 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
22537 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
22538 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
22539 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
22540 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
22541 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
22542 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
22543 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
22544 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
22545 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
22546 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
22547 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
22548 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
22549 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
22550 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
22551 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
22552 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
22553 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
22554 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
22555 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
22556 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
22557 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
22558 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
22559 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
22560 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
22561 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
22562 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
22563 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
22564 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
22565 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
22566 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
22567 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
22568 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
22569 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
22570 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
22571 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
22572 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
22573 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
22574 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
22575 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
22576 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22577 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22578 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22579 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22580 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
22581 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
22582 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
22583 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
22584 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
22585 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
22586 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
22587 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
22588 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
22589 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
22590 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
22591 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
22592 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
22593 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
22594 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
22595 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
22596 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
22597 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
22598 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
22599 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
22600 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
22601 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
22602 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
22603 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
22604 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
22605 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
22606 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
22607 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
22608 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
22609 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
22610 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
22611 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
22612 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
22613 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
22614 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
22615 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
22616 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
22617 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
22618 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
22619 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
22620 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
22621 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
22622 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
22623 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
22624 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
22625 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
22626 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
22627 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
22628 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
22629 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
22630 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
22631 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
22632 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
22633 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
22634 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
22635 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
22636 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
22637 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
22638 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
22639 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
22640 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
22641 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
22642 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
22643 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
22644 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
22645 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
22646 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
22647 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
22648 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
22649 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
22650 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
22651 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
22652 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
22653 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
22654 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
22655 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
22656 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
22657 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
22658 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
22659 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
22660 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
22661 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
22662 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
22663 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
22664 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
22665 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
22666 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
22667 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
22668 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
22669 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
22670 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
22671 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
22672 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
22673 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
22674 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
22675 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
22676 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
22677 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
22678 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
22679 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
22680 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
22681 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
22682 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
22684 (mips_get_builtin_decl_index): New array.
22685 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
22686 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
22687 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
22688 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
22689 (mips_init_builtins): Initialize mips_get_builtin_decl_index
22691 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
22693 (mips_expand_builtin_insn): Prepare operands for
22694 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
22695 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
22696 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
22697 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
22698 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
22699 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
22700 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
22701 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
22702 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
22703 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
22704 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
22705 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
22706 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
22707 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
22708 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
22709 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
22710 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
22711 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
22712 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
22713 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
22714 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
22715 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
22716 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
22717 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
22718 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
22719 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
22720 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
22721 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
22722 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
22723 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
22724 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
22725 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
22726 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
22727 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
22728 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
22729 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
22730 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
22731 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
22732 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
22733 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
22734 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
22735 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
22736 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
22737 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
22738 These are set implicitly and an error is reported if overridden.
22739 (mips_expand_builtin_msa_test_branch): New function.
22740 (mips_expand_msa_shuffle): Likewise.
22741 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
22742 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
22743 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
22744 (mips_expand_vec_unpack): Add support for MSA.
22745 (mips_expand_vector_init): Likewise.
22746 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
22747 instead of const0_rtx.
22748 (mips_msa_vec_parallel_const_half): New function.
22749 (mips_gen_const_int_vector): Likewise.
22750 (mips_gen_const_int_vector_shuffle): Likewise.
22751 (mips_expand_msa_cmp): Likewise.
22752 (mips_expand_vec_cond_expr): Likewise.
22753 * config/mips/mips.h
22754 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
22755 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
22757 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
22758 (ISA_HAS_MSA): New macro.
22759 (UNITS_PER_MSA_REG): Likewise.
22760 (BITS_PER_MSA_REG): Likewise.
22761 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
22762 (MSA_REG_FIRST): New macro.
22763 (MSA_REG_LAST): Likewise.
22764 (MSA_REG_NUM): Likewise.
22765 (MSA_REG_P): Likewise.
22766 (MSA_REG_RTX_P): Likewise.
22767 (MSA_SUPPORTED_MODE_P): Likewise.
22768 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
22769 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
22770 * config/mips/mips.md: Include mips-msa.md.
22771 (alu_type): Add simd_add.
22772 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
22773 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
22774 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
22775 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
22776 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
22777 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
22778 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
22779 simd_move, simd_load, simd_store. Choose "multi" for moves
22781 (qword_mode): New attribute.
22782 (insn_count): Add instruction count for quad moves.
22783 Increase the count for MIPS SIMD division.
22784 (UNITMODE): Add UNITMODEs for vector types.
22785 (addsub): New code iterator.
22786 * config/mips/mips.opt (mmsa): New option.
22787 * config/mips/msa.h: New file.
22788 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
22790 * config/mips/mti-linux.h: Likewise.
22791 * config/mips/predicates.md
22792 (const_msa_branch_operand): New constraint.
22793 (const_uimm3_operand): Likewise.
22794 (const_uimm4_operand): Likewise.
22795 (const_uimm5_operand): Likewise.
22796 (const_uimm8_operand): Likewise.
22797 (const_imm5_operand): Likewise.
22798 (aq10b_operand): Likewise.
22799 (aq10h_operand): Likewise.
22800 (aq10w_operand): Likewise.
22801 (aq10d_operand): Likewise.
22802 (const_m1_operand): Likewise.
22803 (reg_or_m1_operand): Likewise.
22804 (const_exp_2_operand): Likewise.
22805 (const_exp_4_operand): Likewise.
22806 (const_exp_8_operand): Likewise.
22807 (const_exp_16_operand): Likewise.
22808 (const_vector_same_val_operand): Likewise.
22809 (const_vector_same_simm5_operand): Likewise.
22810 (const_vector_same_uimm5_operand): Likewise.
22811 (const_vector_same_uimm6_operand): Likewise.
22812 (const_vector_same_uimm8_operand): Likewise.
22813 (par_const_vector_shf_set_operand): Likewise.
22814 (reg_or_vector_same_val_operand): Likewise.
22815 (reg_or_vector_same_simm5_operand): Likewise.
22816 (reg_or_vector_same_uimm6_operand): Likewise.
22817 * doc/extend.texi (MIPS SIMD Architecture Functions): New
22819 * doc/invoke.texi (-mmsa): Document new option.
22821 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22823 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
22824 * configure: Regenerate.
22825 * config.in: Regenerate.
22826 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
22827 on -fvtable-verify.
22828 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
22829 (ENDFILE_VTV_SPEC): Define.
22831 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
22833 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
22834 registers in all interrupt handlers if necessary.
22835 (rl78_option_override): Add warning.
22836 (MUST_SAVE_MDUC_REGISTERS): New macro.
22837 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
22838 * config/rl78/rl78.c (check_mduc_usage): New function.
22839 (mduc_regs): New structure to hold MDUC register data.
22840 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
22841 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
22842 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
22843 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
22844 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
22845 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
22847 2016-05-09 Bin Cheng <bin.cheng@arm.com>
22849 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
22850 (tree-ssa-loop-niter.h): Ditto.
22851 (idx_within_array_bound, ref_within_array_bound): New functions.
22852 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
22853 Factor out check on writable base object to ...
22854 (base_object_writable): ... here.
22856 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22858 * config/arm/arm.md (probe_stack): Add modes to set source
22861 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
22863 * regrename.c (base_reg_class_for_rename): New static function.
22864 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
22866 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
22868 * cgraph.c (thunk_adjust): Export.
22869 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
22870 * cgraphunit.c (thunk_adjust): Export.
22871 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
22873 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
22875 * tree-inline.c (expand_call_inline): Expand thunks inline.
22877 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
22880 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
22881 (*sse2_vd_cvtss2sd): Ditto.
22882 * config/i386/i386.md
22883 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
22884 Generate *sse2_vd_cvtsd2ss pattern.
22885 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
22886 Generate *sse2_vd_cvtss2sd pattern.
22888 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22890 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
22891 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
22894 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22896 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
22897 * config/sh/sh.c: Define and declare variables on first use throughout
22899 (current_function_interrupt): Change to bool type.
22900 (frame_insn): Rename to emit_frame_insn and update users.
22901 (push_regs): Use bool for 'interrupt_handler' argument.
22902 (save_schedule_s): Remove.
22903 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
22904 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
22905 targetm.asm_out.unaligned_op.di.
22906 (gen_far_branch): Remove redundant forward declaration.
22907 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
22908 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
22909 (sh_set_return_address, sh_function_ok_for_sibcall,
22910 scavenge_reg): Update comments.
22911 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
22912 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
22913 (sh_attr_renesas_p): Remove unnecessary parentheses.
22914 (branch_dest): Simplify.
22915 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
22916 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
22917 (CUMULATIVE_ARGS): Change macro to typedef.
22918 (current_function_interrupt): Change to bool type.
22919 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
22920 Surround with __cplusplus ifdef.
22921 (sh_compare_op0, sh_compare_op1): Remove.
22922 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
22924 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
22926 * config/arm/arm.md (arch): Add neon.
22927 (arch_enabled): Return yes for arch neon when TARGET_NEON.
22928 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
22929 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
22930 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
22931 attributes for alt renumbering. Mark alt 3 as non-predicable.
22932 (thumb2_movdf_vfp): Likewise.
22934 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
22936 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
22937 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
22938 (*andqi_1): Add preferred_for_speed attribute to disparage
22939 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
22940 (*<code>qi_1): Ditto.
22941 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
22942 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
22943 (*ashlqi3_1): Ditto.
22944 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
22945 Add preferred_for_size attribute to disparage alternative 0 and
22946 preferred_for_speed attribute to disparage alternative 1 for
22947 TARGET_PARTIAL_REG_STALL targets.
22949 2016-05-07 Tom de Vries <tom@codesourcery.com>
22951 PR tree-optimization/70956
22952 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
22955 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
22957 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
22958 * config/sh/sh.c (sh_cbranch_distance): Implement it.
22959 * config/sh/sh.md (branch_zero): Remove define_attr.
22960 (define_delay): Disable delay slot if branch distance is one insn.
22962 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22964 * config/i386/i386.md (LEAMODE): New mode attribute.
22965 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
22966 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
22967 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
22968 operand 2 predicate.
22969 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
22970 (*lea<mode>_general_3): Ditto.
22971 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
22973 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22975 * genmddump.c (main): Convert argv from char ** to const char **.
22977 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22979 * coretypes.h (OVERRIDE): New macro.
22980 (FINAL): New macro.
22982 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
22984 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
22985 allow coalescing if the types are compatible.
22987 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22989 * pass_manager.h (pass_manager::register_pass_name): New method.
22990 (pass_manager::get_pass_by_name): New method.
22991 (pass_manager::create_pass_tab): New method.
22992 (pass_manager::m_name_to_pass_map): New field.
22993 * passes.c (name_to_pass_map): Delete global in favor of field
22994 "m_name_to_pass_map" of pass_manager.
22995 (register_pass_name): Rename from a function to...
22996 (pass_manager::register_pass_name): ...this method, updating
22997 for renaming of global "name_to_pass_map" to field
22998 "m_name_to_pass_map".
22999 (create_pass_tab): Rename from a function to...
23000 (pass_manager::create_pass_tab): ...this method, updating
23001 for renaming of global "name_to_pass_map" to field.
23002 (get_pass_by_name): Rename from a function to...
23003 (pass_manager::get_pass_by_name): ...this method.
23004 (enable_disable_pass): Convert use of get_pass_by_name to
23005 a method call, locating the pass_manager singleton.
23007 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23009 * genattr-common.c (main): Convert argv from char ** to const char **.
23010 * genattr.c (main): Likewise.
23011 * genattrtab.c (main): Likewise.
23012 * genautomata.c (initiate_automaton_gen): Likewise.
23014 * gencodes.c (main): Likewise.
23015 * genconditions.c (main): Likewise.
23016 * genconfig.c (main): Likewise.
23017 * genconstants.c (main): Likewise.
23018 * genemit.c (main): Likewise.
23019 * genenums.c (main): Likewise.
23020 * genextract.c (main): Likewise.
23021 * genflags.c (main): Likewise.
23022 * genmddeps.c (main): Likewise.
23023 * genopinit.c (main): Likewise.
23024 * genoutput.c (main): Likewise.
23025 * genpeep.c (main): Likewise.
23026 * genpreds.c (main): Likewise.
23027 * genrecog.c (main): Likewise.
23028 * gensupport.c (init_rtx_reader_args_cb): Likewise.
23029 (init_rtx_reader_args): Likewise.
23030 * gensupport.h (init_rtx_reader_args_cb): Likewise.
23031 (init_rtx_reader_args): Likewise.
23032 * gentarget-def.c (main): Likewise.
23033 * read-md.c (read_md_files): Likewise.
23034 * read-md.h (read_md_files): Likewise.
23036 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23038 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
23039 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
23040 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
23041 Remove unused predicate.
23042 (register_and_not_fp_reg_operand): Ditto.
23044 2016-05-06 Martin Liska <mliska@suse.cz>
23046 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
23047 instead of vec as the vector is local to the function.
23049 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23051 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
23052 avx512bw alternative.
23054 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
23055 before the ashr<mode>3 pattern.
23057 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
23058 v instead of x in vex or maybe_vex alternatives, use
23059 maybe_evex instead of vex in prefix.
23061 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
23062 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
23063 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
23064 in vex or maybe_vex alternatives, use maybe_evex instead of vex
23067 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
23068 v instead of x in vex or maybe_vex alternatives, use
23069 maybe_evex instead of vex in prefix.
23071 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
23072 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
23073 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
23074 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
23075 alternatives, use maybe_evex instead of vex in prefix.
23077 * config/i386/sse.md (vec_interleave_lowv4sf,
23078 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
23079 v instead of x in vex or maybe_vex alternatives, use
23080 maybe_evex instead of vex in prefix.
23082 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
23083 v instead of x in vex or maybe_vex alternatives, use
23084 maybe_evex instead of vex in prefix.
23086 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
23087 v constraint instead of x.
23089 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
23091 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
23092 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
23095 2016-05-06 Richard Biener <rguenther@suse.de>
23097 PR tree-optimization/70948
23098 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
23099 Properly clobber all fields of va_list for __builtin_va_start.
23101 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
23104 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
23105 loop latch destination.
23107 2016-05-06 Martin Liska <mliska@suse.cz>
23109 * tree-ssa-uninit.c: Apply manual changes
23110 to the GNU coding style.
23111 (prune_uninit_phi_opnds): Rename from
23112 prune_uninit_phi_opnds_in_unrealizable_paths.
23114 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23116 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
23117 mspace): Remove deprecated options.
23118 * doc/invoke.texi (SH options): Remove -mspace.
23120 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23122 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
23124 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23126 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
23127 corresponding combine split pattern.
23129 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23132 * config/sh/predicates.md (long_displacement_mem_operand): New.
23133 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
23134 Add movi20, movi20s alternatives. Adjust length attribute for
23136 (movsi_ie): Allow for any FPU. Adjust length attribute for
23138 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
23139 attribute for alternatives.
23140 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
23141 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
23142 length attribute for alternatives.
23144 2016-05-06 Richard Biener <rguenther@suse.de>
23146 PR tree-optimization/70960
23147 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
23149 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23152 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
23153 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
23155 2016-05-06 Marek Polacek <polacek@redhat.com>
23158 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
23160 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23163 * config/sh/sh.md (*rotcr): Add another variant.
23165 2016-05-06 Richard Biener <rguenther@suse.de>
23167 PR middle-end/70931
23168 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
23170 2016-05-06 Richard Biener <rguenther@suse.de>
23172 PR middle-end/70941
23173 * fold-const.c (split_tree): Always convert to the original type
23176 2016-05-06 Richard Biener <rguenther@suse.de>
23178 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
23179 (fwprop_addr): Likewise.
23181 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23184 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
23186 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
23187 * config/i386/i386.md (push mem splitter): Use find_constant_src in
23188 the splitter condition.
23189 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
23190 the splitter condition.
23191 (FP float_extend load splitter): Ditto.
23193 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
23195 * config/i386/i386.md (peehole2 patterns): Change true_regnum
23196 to REGNO in all peephole2 patterns.
23197 (post-reload splitters): Change true_regnum to REGNO in
23198 post-reload splitters.
23199 (zero_extend splitters): Use general_reg_operand and
23200 nonimmediate_gr_operand predicates.
23202 2016-05-05 Jakub Jelinek <jakub@redhat.com>
23204 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
23205 v constraint instead of x.
23207 2016-05-05 Alan Modra <amodra@gmail.com>
23210 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
23211 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
23212 TARGET_NO_FP_IN_TOC for -mrelocatable.
23213 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
23214 TARGET_RELOCATABLE test.
23215 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23216 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23217 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23218 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23219 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23220 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23221 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23222 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23223 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
23224 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23226 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
23227 (rs6000_stack_info): Likewise.
23228 (rs6000_elf_asm_out_constructor): Likewise.
23229 (rs6000_elf_asm_out_destructor): Likewise.
23230 (rs6000_elf_declare_function_name): Likewise.
23231 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
23232 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
23235 2016-05-05 Alan Modra <amodra@gmail.com>
23237 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
23239 2016-05-05 Alan Modra <amodra@gmail.com>
23241 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
23242 out-of-line gpr restore for one or two regs if that would add
23245 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
23248 * config/i386/i386.md
23249 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
23250 Change to post-epilogue_completed late splitter. Use sse_reg_operand
23251 as operand 0 predicate.
23252 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
23254 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
23255 Ditto. Emit the pattern using RTX.
23257 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
23258 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
23259 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
23260 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
23262 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
23263 sse_reg_operand as operand 0 predicate.
23265 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
23266 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
23267 instead of gen_rtx_REG.
23268 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
23271 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23273 * function.c (emit_use_return_register_into_block): Delete.
23274 (gen_return_pattern): Delete.
23275 (emit_return_into_block): Delete.
23276 (active_insn_between): Delete.
23277 (convert_jumps_to_returns): Delete.
23278 (emit_return_for_exit): Delete.
23279 (thread_prologue_and_epilogue_insns): Delete all code dealing with
23280 simple_return for shrink-wrapped blocks.
23281 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
23282 end of blocks that need one.
23283 (get_unconverted_simple_return): Delete.
23284 (convert_to_simple_return): Delete.
23285 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
23286 (convert_to_simple_return): Ditto.
23288 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23290 * cfgcleanup.c (bb_is_just_return): New function.
23291 (try_optimize_cfg): Simplify jumps to return, branches to return,
23292 and branches around return.
23294 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23296 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
23297 branch to a return.
23299 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23303 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
23304 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
23305 assert flags & OEP_HASH_CHECK, instead of asserting it
23306 never happens. Handle TARGET_EXPR.
23307 * fold-const.c (operand_equal_p): For hash verification,
23308 or in OEP_HASH_CHECK into flags.
23310 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
23312 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
23314 (compute_samebase_partition_bases): Fix typo.
23316 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23318 * config/i386/sse.md (vec_interleave_highv8sf,
23319 vec_interleave_lowv8sf, vec_interleave_highv4df,
23320 vec_interleave_lowv4df): Remove constraints from expanders.
23322 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
23324 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23326 * tree-inline.c (expand_call_inline): Fix path dealing with
23327 making lhs of call statement undefined.
23329 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23331 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
23332 Check availability on NODE, too.
23333 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
23334 (cgraph_node::call_for_symbol_and_aliases): Likewise.
23335 (varpool_node::call_for_symbol_and_aliase): Likewise.
23336 * ipa-pure-const.c (add_new_function): Analyze all bodies.
23337 (propagate_pure_const): Propagate across interposable functions, too.
23338 (skip_function_for_local_pure_const): Do not skip interposable bodies
23340 (pass_local_pure_const::execute): Update.
23342 2016-05-04 Marek Polacek <polacek@redhat.com>
23344 * doc/invoke.texi: Document -Wdangling-else.
23346 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23348 * config.gcc: Error out when conflicting multilib is detected. Do not
23349 loop over multilibs since no combination is legal.
23351 2016-05-04 Alan Modra <amodra@gmail.com>
23353 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
23354 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
23355 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23358 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
23360 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
23361 Clean up p5600 comments.
23363 2016-05-04 Richard Biener <rguenther@suse.de>
23365 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
23366 constructor simplifications.
23367 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
23369 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
23371 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
23372 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
23373 result.set_rtx is null instead of aborting.
23374 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
23376 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
23377 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
23378 *mov<mode>_store_postinc): New patterns.
23380 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
23382 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
23383 as commutative. Check both conversions are NOP.
23384 ((A & B) OP (C & B)): Remove.
23386 2016-05-04 Alan Modra <amodra@gmail.com>
23388 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
23390 2016-05-04 Alan Modra <amodra@gmail.com>
23393 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
23394 when cr2,3,4 are all fixed regs.
23396 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
23398 PR rtl-optimization/57193
23399 * opts.c (default_options_table): Revert OPT_frename_registers change.
23400 * doc/invoke.texi (-frename-registers, -O2): Likewise.
23402 2016-05-03 Martin Sebor <msebor@redhat.com>
23405 * builtins.c (fold_builtin_FILE): New function.
23406 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
23407 (fold_builtin_0): Call them.
23408 * gimplify.c (gimplify_call_expr): Remove the handling of
23409 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
23412 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
23413 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
23417 * doc/extend.texi (Function Names as Strings): Update __func__,
23418 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
23421 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23422 Richard Biener <rguenther@suse.de>
23424 PR tree-optimization/70916
23425 * tree-if-conv.c: Include cfganal.h.
23426 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
23427 and remove_fake_exit_edges around the optimization pass.
23429 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
23431 * cgraph.c (symbol_table::create_edge): Set inline_failed.
23432 (cgraph_edge::make_direct): Likewise.
23433 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
23434 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
23435 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
23436 (CIF_THUNK): New code.
23437 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
23438 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
23439 (compute_inline_parameters): Set inline_failed for thunks.
23440 (inline_analyze_function): Cleanup.
23441 * ipa-inline.c (can_inline_edge_p): Do not deal with
23442 call_stmt_cannot_inline_p.
23443 (can_early_inline_edge_p): Likewise.
23444 (early_inliner): Initialize inline_failed.
23445 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
23447 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
23449 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
23450 from nonimm_ssenomem_operand.
23451 (nonimm_ssenomem_operand): New predicate.
23452 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
23453 as operand 0 predicate.
23454 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
23455 Disable unsupported alternatives using "enabled" attribute.
23456 Use register_ssemem_operand as operand 0 predicate.
23457 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
23459 2016-05-03 Marek Polacek <polacek@redhat.com>
23462 * input.c (expansion_point_location): New function.
23463 * input.h (expansion_point_location): Declare.
23465 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
23467 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
23468 occurence with frame_offset_ ones.
23470 2016-05-03 Alan Modra <amodra@gmail.com>
23472 PR rtl-optimization/70890
23473 * ira.c (combine_and_move_insns): When moving def_insn, remove
23474 equivs on use_insn.
23476 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
23478 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
23479 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
23480 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
23481 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
23483 2016-05-03 Alan Modra <amodra@gmail.com>
23485 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
23486 for SAVE_MULTIPLE/STORE_MULTIPLE.
23488 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23490 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
23491 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
23493 2016-05-03 Richard Biener <rguenther@suse.de>
23495 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
23497 (gimplify_arg): Likewise.
23498 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
23499 re-writing the result to a decl if required.
23500 (internal_get_tmp_var): Add allow_ssa parameter
23501 and override into_ssa with it.
23502 (get_formal_tmp_var): Adjust.
23503 (get_initialized_tmp_var): Add allow_ssa parameter.
23504 (gimplify_arg): Add allow_ssa parameter and avoid generating
23505 SSA names for the result false.
23506 (gimplify_call_expr): If the call may return twice do not
23507 gimplify parameters into SSA.
23508 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
23509 (gimplify_modify_expr): Adjust assert. For noreturn calls
23510 with a SSA name LHS adjust its def.
23511 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
23512 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
23513 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
23514 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
23515 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
23516 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
23517 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
23518 (optimize_target_teams): Do not allow SSA names for clause operands.
23519 (gimplify_expr): Likewise for where we mark the result addressable.
23520 * passes.def (pass_init_datastructures): Remove.
23521 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
23522 (rewrite_stmt): Likewise.
23523 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
23524 (replace_locals_op): Replace SSA names.
23525 (copy_gimple_seq_and_replace_locals): Init src_cfun.
23526 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
23527 * cgraph.c (release_function_body): Free CFG annotations only
23528 when we have a CFG. Simplify.
23529 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
23530 force_gimple_operand instead of get_initialized_tmp_var.
23531 * tree-pass.h (make_pass_init_datastructures): Remove.
23532 * tree-ssa.c (execute_init_datastructures): Remove.
23533 (pass_data_init_datastructures): Likewise.
23534 (class pass_init_datastructures): Likewise.
23535 (make_pass_init_datastructures): Likewise.
23536 * omp-low.c (create_omp_child_function): Init SSA data structures.
23537 (grid_expand_target_grid_body): Likewise.
23538 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
23539 name before adding it to names_to_release.
23540 (remove_bb): Always release SSA defs.
23541 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
23542 before dereferencing it.
23543 * cgraphunit.c (init_lowered_empty_function): Always
23544 int SSA data structures.
23545 * tree-ssanames.c (release_defs): Remove assert that we are in
23547 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
23549 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23550 Uros Bizjak <ubizjak@gmail.com>
23552 PR rtl-optimization/70467
23553 * config/i386/predicates.md (x86_64_hilo_int_operand,
23554 x86_64_hilo_general_operand): New predicates.
23555 * config/i386/constraints.md (Wd): New constraint.
23556 * config/i386/i386.md (mode attr di): Use Wd instead of e.
23557 (general_hilo_operand): New mode attr.
23558 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
23559 instead of <general_operand>.
23560 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
23561 x86_64_hilo_general_operand instead of <general_operand>.
23563 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23565 PR tree-optimization/70916
23566 * tree-if-conv.c (constant_or_ssa_name): Removed.
23567 (fold_build_cond_expr): Use is_gimple_val instead of
23568 constant_or_ssa_name.
23570 PR tree-optimization/70916
23571 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
23572 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
23575 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
23576 (optimize_atomic_bit_test_and): New function.
23577 (pass_fold_builtins::execute): Use it.
23578 * optabs.def (atomic_bit_test_and_set_optab,
23579 atomic_bit_test_and_complement_optab,
23580 atomic_bit_test_and_reset_optab): New optabs.
23581 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
23582 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
23583 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
23584 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
23585 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
23586 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
23587 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
23588 * doc/md.texi (atomic_bit_test_and_set@var{mode},
23589 atomic_bit_test_and_complement@var{mode},
23590 atomic_bit_test_and_reset@var{mode}): Document.
23591 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
23592 atomic_bit_test_and_complement<mode>,
23593 atomic_bit_test_and_reset<mode>): New expanders.
23594 (atomic_bit_test_and_set<mode>_1,
23595 atomic_bit_test_and_complement<mode>_1,
23596 atomic_bit_test_and_reset<mode>_1): New insns.
23598 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
23600 PR rtl-optimization/70687
23601 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
23602 instead of unsigned HOST_WIDE_INT.
23604 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
23606 PR rtl-optimization/44281
23607 * hard-reg-set.h (struct target_hard_regs): New field
23608 x_fixed_nonglobal_reg_set.
23609 (fixed_nonglobal_reg_set): New macro.
23610 * reginfo.c (init_reg_sets_1): Initialize it.
23611 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
23613 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
23615 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23617 PR tree-optimization/56541
23618 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
23619 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
23620 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
23621 (any_complicated_phi): new static variable.
23622 (aggressive_if_conv): delete.
23623 (if_convertible_phi_p): support phis with more than two arguments.
23624 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
23625 critical pred edges.
23626 (ifcvt_split_critical_edges): support phis with more than two
23627 arguments by checking new parameter. only split critical edges
23629 (tree_if_conversion): handle simd pragma marked loop using new
23630 local variable aggressive_if_conv. check any_complicated_phi.
23632 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23634 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
23637 2016-05-03 Bin Cheng <bin.cheng@arm.com>
23639 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
23642 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
23644 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
23645 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
23646 define_insn_and_split.
23647 (mulsi3_i): New define_insn_and_split.
23648 (mulsi3_call): Convert to define_insn.
23649 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
23650 Remove constraints.
23652 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23654 * machmode.h (mode_complex): Add support to give the complex mode
23656 (GET_MODE_COMPLEX_MODE): Likewise.
23657 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
23658 stored by build_complex_type and gfc_build_complex_type instead of
23659 trying to figure out the appropriate mode based on the size. Raise
23660 an assertion error, if the type was not set.
23661 * genmodes.c (struct mode_data): Add field for the complex type of
23663 (blank_mode): Likewise.
23664 (make_complex_modes): Remember the complex mode created in the
23666 (emit_mode_complex): Write out the mode_complex array to map a
23667 type mode to the complex version.
23668 (emit_insn_modes_c): Likewise.
23669 * tree.c (build_complex_type): Set the complex type to use before
23670 calling layout_type.
23671 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
23672 support for __float128 complex datatypes.
23673 (rs6000_hard_regno_mode_ok): Likewise.
23674 (rs6000_setup_reg_addr_masks): Likewise.
23675 (rs6000_complex_function_value): Likewise.
23676 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
23677 __float128 and __ibm128 complex.
23678 (FLOAT128_IBM_P): Likewise.
23679 (ALTIVEC_ARG_MAX_RETURN): Likewise.
23680 * doc/extend.texi (Additional Floating Types): Document that
23681 -mfloat128 must be used to enable __float128. Document complex
23682 __float128 and __ibm128 support.
23684 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23687 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
23688 char/short arguments promoted to int because of promote_prototypes.
23690 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23692 * config/i386/predicates.md (register_ssemem_operand): New predicate.
23693 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
23694 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
23695 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
23696 alternatives using "enabled" attribute. Use register_ssemem_operand
23697 as operand 1 predicate.
23698 (*cmpi<unord>xf_i387): Split XFmode pattern from
23699 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
23700 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
23701 *absneg<mode>2_i387. Disable unsupported alternatives using
23702 "enabled" attribute.
23703 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
23705 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23707 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
23709 (oacc_loop_process): Check mask for loop termination.
23711 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23713 * cif-code.def (CIF_THUNK): Add.
23714 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
23717 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
23719 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
23720 (dump_inline_summary): Dump it.
23721 (fp_expression_p): New predicate.
23722 (estimate_function_body_sizes): Use it.
23723 (inline_merge_summary): Merge fp_expressions.
23724 (inline_read_section): Read fp_expressions.
23725 (inline_write_summary): Write fp_expressions.
23726 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
23727 codegen boundary if either caller or callee is !fp_expressions.
23728 * ipa-inline.h (inline_summary): Add fp_expressions.
23729 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
23730 to fp_expressions be sure the fp generation flags are updated.
23732 2016-05-02 Jakub Jelinek <jakub@redhat.com>
23734 PR rtl-optimization/70467
23735 * cse.c (cse_insn): Handle no-op MEM moves after folding.
23737 PR rtl-optimization/70467
23738 * ipa-pure-const.c (check_call): Handle internal calls even in
23739 ipa mode like in local mode.
23741 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
23743 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
23745 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23747 * match.pd (X u< X, X u> X): New transformations.
23749 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
23751 * flag-types.h (enum warn_strict_overflow_code): Move ...
23752 * coretypes.h: ... here.
23753 * fold-const.h (fold_overflow_warning): Declare.
23754 * fold-const.c (fold_overflow_warning): Make non-static.
23755 (fold_comparison): Move the transformation of X +- C1 CMP C2
23756 into X CMP C2 -+ C1 ...
23757 * match.pd: ... here.
23758 * gimple-fold.c (fold_stmt_1): Protect with
23759 fold_defer_overflow_warnings.
23761 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
23763 * omp-low.c (struct oacc_loop): Add 'inner' field.
23764 (new_oacc_loop_raw): Initialize it to zero.
23765 (oacc_loop_fixed_partitions): Initialize it.
23766 (oacc_loop_auto_partitions): Partition outermost loop to outermost
23767 available partitioning.
23769 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23771 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
23773 (umulsidi3): Likewise.
23774 (indirect_jump): Fix jump instruction assembly patterns.
23776 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
23779 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
23780 (nvptx_function_value): Assert non-NULL cfun.
23782 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
23784 PR rtl-optimization/70886
23785 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
23787 * cselib.h (rtx_equal_for_cselib_1): Declare.
23788 (rtx_equal_for_cselib_p: New inline function.
23789 * cselib.c (rtx_equal_for_cselib_p): Delete.
23790 (rtx_equal_for_cselib_1): Make public.
23792 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
23794 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
23795 (register_mixssei387nonimm_operand): Remove predicate.
23796 * config/i386/i386.md (*fop_<mode>_comm): Merge from
23797 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
23798 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
23799 for TARGET_MIX_SSE_I387 alternatives.
23800 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
23801 Disable unsupported alternatives using "enabled" attribute. Use
23802 nonimm_ssenomem_operand as operand 1 predicate. Also check
23803 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
23805 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23807 * tree.c (cst_and_fits_in_hwi): Simplify.
23809 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23811 * tree.h (wi::to_wide): New function.
23812 * expr.c (expand_expr_real_1): Use wi::to_wide.
23813 * fold-const.c (int_const_binop_1): Likewise.
23814 (extract_muldiv_1): Likewise.
23816 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23818 * wide-int.h: Update offset_int and widest_int documentation.
23819 (WI_SIGNED_SHIFT_RESULT): New macro.
23820 (wi::binary_shift): Define signed_shift_result_type for
23821 shifts on offset_int- and widest_int-like types.
23822 (generic_wide_int): Support <<= and >>= if << and >> are supported.
23823 * tree.h (int_bit_position): Use shift operators instead of wi::
23825 * alias.c (adjust_offset_for_component_ref): Likewise.
23826 * expr.c (get_inner_reference): Likewise.
23827 * fold-const.c (fold_comparison): Likewise.
23828 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
23829 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
23830 * tree-dfa.c (get_ref_base_and_extent): Likewise.
23831 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
23832 (stmt_kills_ref_p): Likewise.
23833 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
23834 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
23835 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23836 (ao_ref_init_from_vn_reference): Likewise.
23838 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23840 * wide-int.h: Update offset_int and widest_int documentation.
23841 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
23842 (wi::binary_traits): Allow ordered comparisons between offset_int and
23843 offset_int, between widest_int and widest_int, and between either
23844 of these types and basic C types.
23845 (operator <, <=, >, >=): Define for the same combinations.
23846 * tree.h (tree_int_cst_lt): Use comparison operators instead
23847 of wi:: comparisons.
23848 (tree_int_cst_le): Likewise.
23849 * gimple-fold.c (fold_array_ctor_reference): Likewise.
23850 (fold_nonarray_ctor_reference): Likewise.
23851 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
23852 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
23853 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
23854 * tree-sra.c (completely_scalarize): Likewise.
23855 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
23856 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
23857 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
23858 (check_for_binary_op_overflow): Likewise.
23859 (search_for_addr_array): Likewise.
23860 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
23862 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23864 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
23865 (arc_save_restore): Likewise.
23866 (arc_dwarf_register_span): Likewise.
23867 (arc_output_pic_addr_const): Initialize suffix variable.
23869 2016-05-02 Martin Liska <mliska@suse.cz>
23871 * symbol-summary.h (function_summary::function_summary):
23872 Remove checking assert for all cgraph nodes.
23873 (function_summary::get): Check summary_uid.
23874 (symtab_insertion): Check summary_uid.
23876 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23878 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
23879 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
23880 bmaskn instruction.
23881 (arc_dwarf_register_span): Remove enum keyword.
23882 (compact_memory_operand_p): New function.
23883 * config/arc/arc.h (reg_class): Add code density register classes.
23884 (REG_CLASS_NAMES): Likewise.
23885 (REG_CLASS_CONTENTS): Likewise.
23886 * config/arc/arc.md (*movqi_insn): Add code density instructions.
23887 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
23888 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
23889 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
23890 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
23892 (h, Rcd, Rsd, Rzd): New register constraints.
23893 (T): Use compact_memory_operand_p function.
23894 * config/arc/predicates.md (compact_load_memory_operand): Remove.
23896 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23898 * config/sh/sh.md (*negnegt, *movtt): Remove.
23900 2016-05-02 Marek Polacek <polacek@redhat.com>
23901 Tom de Vries <tom@codesourcery.com>
23903 PR tree-optimization/70700
23904 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
23905 bigger than FIRST_REF_NODE.
23907 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23910 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
23912 (prepare_cbranch_operands): Don't use scratch register. Assume that
23913 function is used when pseudos can be created.
23914 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
23915 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
23916 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
23917 define_expand. Allow it only when pseudos can be created.
23918 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
23920 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
23922 * config/i386/constraints.md (BC): Only allow -1 operands.
23923 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
23924 Add "enabled" attribute. Update XI mode attribute calculation.
23925 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
23926 (*movoi_internal_avx): Update XI mode attribute calculation.
23927 (*movti_internal): Ditto.
23929 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23931 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
23932 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
23934 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
23936 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
23937 statement on instruction code. Remove trailing spaces.
23938 (altivec_expand_stv_builtin): Likewise.
23940 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23942 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
23943 (TARGET_FPU_DOUBLE): Simplify.
23944 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
23945 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
23946 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
23947 with 'TARGET_FPU_DOUBLE'.
23948 * config/sh/sh.md: Likewise.
23950 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
23952 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
23953 SH_DIV_STR_FOR_SIZE): Remove.
23954 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
23955 SH_DIV_STR_FOR_SIZE): Remove.
23957 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23959 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
23960 logical_reg_operand): Delete.
23961 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
23962 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
23963 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
23964 match_operand and match_test.
23965 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
23966 variables on their first use. Return bool values.
23967 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
23968 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
23969 arith_reg_operand for input operand. Remove empty constraints.
23971 (*xorsi3_compact): Rename to xorsi3.
23972 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
23973 (*zero_extend<mode>si2_disp_mem): Update comment.
23976 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23978 * config/sh/t-sh: Remove SH5 support.
23979 * config.gcc: Likewise.
23980 * configure: Likewise.
23982 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23984 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
23986 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23988 * config/sh/sh.c (register_sh_passes, sh_option_override,
23989 sh_print_operand, prepare_move_operands,
23990 sh_can_follow_jump): Remove TARGET_SH1 checks.
23991 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
23992 PROMOTE_MODE): Likewise.
23993 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
23996 2016-04-30 Alan Modra <amodra@gmail.com>
23998 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
23999 restoring when fixed_reg_p, but allow out-of-line or stmw save.
24000 Check for user regs later to avoid unnecessary looping over regs.
24001 Merge user reg check with non-saved reg check. Don't force
24002 inline VR restore when static chain used.
24003 (rs6000_frame_related): Omit eh_frame info for user regs when
24005 (fixed_regs_p): Delete.
24007 2016-04-30 Alan Modra <amodra@gmail.com>
24009 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
24010 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
24013 2016-04-30 Alan Modra <amodra@gmail.com>
24016 * config/rs6000/rs6000.c (fixed_reg_p): New function.
24017 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
24020 2016-04-30 Alan Modra <amodra@gmail.com>
24022 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
24023 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
24024 flag_pic test for Darwin.
24026 2016-04-30 Alan Modra <amodra@gmail.com>
24028 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
24029 throw_calls_crossed.
24030 (REG_FREQ_CALLS_CROSSED): Delete.
24031 (REG_N_THROWING_CALLS_CROSSED): Delete.
24032 * regstat.c (regstat_bb_compute_ri): Don't calculate
24033 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
24034 (dump_reg_info): Don't print call cross frequency.
24035 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
24036 and REG_N_THROWING_CALLS_CROSSED.
24038 2016-04-30 Alan Modra <amodra@gmail.com>
24040 * regs.h (struct reg_info_t): Delete live_length.
24041 (REG_LIVE_LENGTH): Delete macro.
24042 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
24043 local_live, local_processed and local_live_last_luid params.
24044 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
24046 (regstat_compute_ri): Adjust for above. Don't set
24048 (dump_reg_info): Don't print live length.
24049 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
24050 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
24051 Localize loop_depth var.
24053 2016-04-30 Alan Modra <amodra@gmail.com>
24055 * ira.c (enum valid_equiv): New.
24056 (validate_equiv_mem): Return enum.
24057 (update_equiv_mem): Create replacement in more cases.
24058 (add_store_equivs): Update validate_equiv_mem call.
24060 2016-04-30 Alan Modra <amodra@gmail.com>
24062 * ira.c (combine_and_move_insns): Rather than scanning insns,
24063 use DF infrastucture to find use and def insns.
24065 2016-04-30 Alan Modra <amodra@gmail.com>
24067 ira.c (combine_and_move_insns): Move invariant conditions..
24068 (ira.c): ..to here. Call combine_and_move_insns before
24069 add_store_equivs. Call grow_reg_equivs later. Allocate
24070 req_equiv later using max_reg_num() rather than global max_regno.
24071 (contains_replace_regs): Delete.
24072 (add_store_equivs): Remove contains_replace_regs test.
24074 2016-04-30 Alan Modra <amodra@gmail.com>
24076 * ira.c (struct equiv_mem_data): New.
24077 (equiv_mem, equiv_mem_modified): Delete static vars.
24078 (validate_equiv_mem_from_store): Use "data" param to communicate..
24079 (validate_equiv_mem): ..from here.
24081 2016-04-30 Alan Modra <amodra@gmail.com>
24083 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
24085 (update_reg_equivs): ..here. Move allocation and freeing of
24086 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
24087 end_alias_analysis to..
24090 2016-04-30 Alan Modra <amodra@gmail.com>
24092 * ira.c (pdx_subregs): Delete.
24093 (struct equivalence): Add pdx_subregs field.
24094 (set_paradoxical_subreg): Remove pdx_subregs param. Update
24095 pdx_subregs access.
24096 (update_equiv_regs): Don't create or free pdx_subregs. Update
24097 pdx_subregs access.
24099 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24101 * config/rs6000/altivec.h: Change definitions of vec_xl and
24103 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
24104 (LD_ELEMREV_V2DI): New.
24105 (LD_ELEMREV_V4SF): New.
24106 (LD_ELEMREV_V4SI): New.
24107 (LD_ELEMREV_V8HI): New.
24108 (LD_ELEMREV_V16QI): New.
24109 (ST_ELEMREV_V2DF): New.
24110 (ST_ELEMREV_V2DI): New.
24111 (ST_ELEMREV_V4SF): New.
24112 (ST_ELEMREV_V4SI): New.
24113 (ST_ELEMREV_V8HI): New.
24114 (ST_ELEMREV_V16QI): New.
24117 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24118 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
24119 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
24120 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
24121 (altivec_expand_builtin): Add handling for
24122 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
24123 (rs6000_invalid_builtin): Add error-checking for
24124 RS6000_BTM_P9_VECTOR.
24125 (altivec_init_builtins): Define builtins used to implement vec_xl
24127 (rs6000_builtin_mask_names): Define power9-vector.
24128 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
24129 (RS6000_BTM_P9_VECTOR): Define.
24130 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
24131 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
24132 (vsx_ld_elemrev_v2df): Likewise.
24133 (vsx_ld_elemrev_v4sf): Likewise.
24134 (vsx_ld_elemrev_v4si): Likewise.
24135 (vsx_ld_elemrev_v8hi): Likewise.
24136 (vsx_ld_elemrev_v16qi): Likewise.
24137 (vsx_st_elemrev_v2df): Likewise.
24138 (vsx_st_elemrev_v2di): Likewise.
24139 (vsx_st_elemrev_v4sf): Likewise.
24140 (vsx_st_elemrev_v4si): Likewise.
24141 (vsx_st_elemrev_v8hi): Likewise.
24142 (vsx_st_elemrev_v16qi): Likewise.
24143 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
24146 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
24148 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
24150 (simplify_control_stmt_condition_1): ... here. Recurse into
24151 BIT_AND_EXPRs and BIT_IOR_EXPRs.
24153 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
24156 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
24157 (zero_extendqi<mode>2_dot): Revert earlier conversion from
24158 define_insn_and_split to define_insn.
24159 (zero_extendqi<mode>2_dot2): Same.
24160 (extendqi<mode>2_dot): Same.
24161 (extendqi<mode>2_dot2): Same.
24163 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24165 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
24166 (probe_stack): New expander.
24167 (probe_stack_<mode>): New insn pattern.
24169 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24171 * config/i386/i386.md
24172 (operations with memory inputs setting flags peephole2):
24173 Remove uneeded REG_P checks. Cleanup pattern generation.
24175 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
24177 * tree-vect-loop.c (vect_transform_loop): Fix
24178 nb_iterations_upper_bound computation for vectorized loop.
24180 2016-04-29 Marek Polacek <polacek@redhat.com>
24181 Jakub Jelinek <jakub@redhat.com>
24184 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
24185 TARGET_EXPR_SLOT as a base.
24187 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
24189 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
24190 with 'rCm2' constraints to limit possible immediate size.
24191 (*load_zeroextendqisi_update): Likewise.
24192 (*load_signextendqisi_update): Likewise.
24193 (*loadhi_update): Likewise.
24194 (*load_zeroextendhisi_update): Likewise.
24195 (*load_signextendhisi_update): Likewise.
24196 (*loadsi_update): Likewise.
24197 (*loadsf_update): Likewise.
24199 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24201 * config/i386/predicates.md (constm1_operand): Fix comparison.
24203 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24205 * testsuite/gcc.target/arc/ieee_eq.c: New test.
24207 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
24209 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
24210 remaining SH5 related settings.
24211 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
24212 shmedia_prepare_call_address): Delete.
24213 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
24214 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
24215 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
24216 UNSUPPORTED_SH2A): Remove m5 checks.
24217 (sh_divide_strategy_e): Remove SH5 division strategies.
24218 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
24219 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
24221 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24223 * config/s390/s390.c (s390_rtx_costs): Update documentation.
24225 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24227 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
24228 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
24229 Change lder to ldr.
24230 * config/s390/vector.md ("mov<mode>"): Likewise.
24232 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
24234 * config/s390/constraints.md ("U", "W"): Invoke
24235 s390_mem_constraint with "ZR" and "ZT".
24236 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
24237 addresses when using LRA. Accept also short displacements for S
24238 and T constraints. Do not check for long displacement target for
24239 S and T constraints.
24240 (s390_mem_constraint): Remove handling of U and W constraints.
24241 * config/s390/s390.md (various patterns): Remove the short
24242 displacement constraints (Q and R) if a long displacement
24243 constraint is present. Add longdisp as required CPU capability.
24244 * config/s390/vector.md: Likewise.
24245 * config/s390/vx-builtins.md: Likewise.
24247 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24250 * reload1.c (reload): Call finish_spills before
24251 restarting reload loop. Skip select_reload_regs
24252 if update_eliminables_and_spill returns true.
24254 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24256 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
24257 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
24258 (umulhisi3_imm): Update predicates and constraint letters.
24259 (umulhisi3_reg): Declare instruction as commutative.
24260 * config/arc/constraints.md (J12, J16): New constraints.
24261 * config/arc/predicates.md (short_unsigned_const_operand): New
24263 (arc_short_operand): Likewise.
24264 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
24266 2016-04-29 Richard Biener <rguenther@suse.de>
24268 PR tree-optimization/13962
24269 PR tree-optimization/65686
24270 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
24271 * tree-ssa-alias.c (ptrs_compare_unequal): New function
24272 using PTA to compare pointers.
24273 * match.pd: Add pattern for pointer equality compare simplification
24274 using ptrs_compare_unequal.
24276 2016-04-29 Richard Biener <rguenther@suse.de>
24278 * stor-layout.c (layout_type): Do not build a pointer-to-element
24281 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24283 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
24284 Use SWI mode iterator. Use general_reg_operand predicate.
24285 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
24286 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
24289 2016-04-29 Jakub Jelinek <jakub@redhat.com>
24291 PR middle-end/70843
24292 * fold-const.c (operand_equal_p): Don't verify hash value equality
24294 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
24297 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24300 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
24301 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
24302 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
24303 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
24304 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
24306 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24308 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
24309 to info. Don't initialize separate fields to 0. Clean up
24312 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24314 * config/i386/i386.md (peephole2s for operations with memory inputs):
24315 Use SWI mode iterator.
24316 (peephole2s for operations with memory outputs): Ditto.
24317 Do not check for stack checking probe.
24319 (probe_stack): Remove expander.
24321 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24322 Andrew Burgess <andrew.burgess@embecosm.com>
24324 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
24325 operands as 32-bits.
24327 2016-04-28 Jason Merrill <jason@redhat.com>
24329 * gdbinit.in: Skip line-map.h.
24331 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24332 Andrew Burgess <andrew.burgess@embecosm.com>
24334 * config/arc/arc.c (arc_conditional_register_usage): Take
24335 TARGET_RRQ_CLASS into account.
24336 (arc_print_operand): Support printing 'p' and 's' operands.
24337 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
24339 (TARGET_RRQ_CLASS): Define.
24340 (IS_POWEROF2_OR_0_P): Define.
24341 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
24343 (*tst_movb): New define_insn.
24344 (*tst): Avoid recognition if it could prevent '*tst_movb'
24345 combination; replace c/CnL with c/Chs alternative.
24346 (*tst_bitfield_tst): New define_insn.
24347 (*tst_bitfield_asr): New define_insn.
24348 (*tst_bitfield): New define_insn.
24349 (andsi3_i): Add Rrq variant.
24350 (extzv): New define_expand.
24351 (insv): New define_expand.
24352 (*insv_i): New define_insn.
24353 (*movb): New define_insn.
24354 (*movb_signed): New define_insn.
24355 (*movb_high): New define_insn.
24356 (*movb_high_signed): New define_insn.
24357 (*movb_high_signed + 1): New define_split pattern.
24358 (*mrgb): New define_insn.
24359 (*mrgb + 1): New define_peephole2 pattern.
24360 (*mrgb + 2): New define_peephole2 pattern.
24361 * config/arc/arc.opt (mbitops): New option for nps400, uses
24362 TARGET_NPS_BITOPS_DEFAULT.
24363 * config/arc/constraints.md (q): Make register class conditional.
24364 (Rrq): New register constraint.
24365 (Chs): New constraint.
24366 (Clo): New constraint.
24367 (Chi): New constraint.
24368 (Cbf): New constraint.
24369 (Cbn): New constraint.
24370 (C18): New constraint.
24371 (Cbi): New constraint.
24373 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24375 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
24377 (bitmap_intersection_of_preds): Ditto.
24378 (bitmap_union_of_succs): Ditto.
24379 (bitmap_union_of_preds): Ditto.
24380 * sbitmap.c (do_popcount): Delete.
24381 (BITMAP_DEBUGGING): Delete.
24382 (sbitmap_verify_popcount): Delete.
24383 (sbitmap_alloc): Don't initialize the popcount field.
24384 (sbitmap_alloc_with_popcount): Delete.
24385 (sbitmap_resize): Don't resize the popcount array.
24386 (sbitmap_vector_alloc): Don't initialize the popcount field.
24387 (bitmap_copy): Don't copy the popcount array.
24388 (bitmap_clear): Don't clear the popcount array.
24389 (bitmap_clear): Delete the popcount array handling.
24390 (bitmap_ior_and_compl): Delete the popcount assert.
24391 (bitmap_not): Ditto.
24392 (bitmap_and_compl): Ditto.
24393 (bitmap_and): Delete the popcount array handling.
24394 (bitmap_xor): Ditto.
24395 (bitmap_ior): Ditto.
24396 (bitmap_or_and): Delete the popcount assert.
24397 (bitmap_and_or): Ditto.
24398 (popcount_table): Delete.
24399 (sbitmap_elt_popcount): Delete.
24400 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
24401 (bitmap_set_bit): Delete the popcount assert.
24402 (bitmap_clear_bit): Ditto.
24403 (sbitmap_free): Don't free the popcount array.
24404 (sbitmap_alloc_with_popcount): Delete declaration.
24405 (sbitmap_popcount): Ditto.
24407 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24408 Andrew Burgess <andrew.burgess@embecosm.com>
24410 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
24411 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
24412 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
24413 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
24414 * config/arc/arc.opt (mcmem): New option.
24415 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
24416 supply length for r/m alternative.
24417 (*extendqisi2_ac): Likewise.
24418 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
24420 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
24421 (movhi_insn): Likewise.
24422 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
24423 (*zero_extendqihi2_i): Add r/Ucm alternative.
24424 (*zero_extendqisi2_ac): Likewise.
24425 (*zero_extendhisi2_i): Likewise.
24426 * config/arc/constraints.md (Uex): New memory constraint.
24427 (Ucm): New define_constraint.
24428 * config/arc/predicates.md (long_immediate_loadstore_operand):
24429 Return 0 for MEM with cmem_address address.
24430 (cmem_address_0): New predicates.
24431 (cmem_address_1): Likewise.
24432 (cmem_address_2): Likewise.
24433 (cmem_address): Likewise.
24435 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24437 * config/rs6000/rs6000.c (machine_function): Rename
24438 insn_chain_scanned_p to spe_insn_chain_scanned_p.
24439 (rs6000_stack_info): Adjust.
24441 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24442 Andrew Burgess <andrew.burgess@embecosm.com>
24444 * config/arc/constraints.md (Usd): Convert to define_constraint.
24448 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24451 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
24452 Add new peephole2 where the first insn is *mov<mode>_or instead of
24453 *mov<mode>_internal.
24455 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
24457 * tracer.c (bb_seen): Make static.
24459 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
24461 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
24462 support, setup defaults.
24463 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
24464 * config/arc/arc.c (arc_init): Add NPS400 support.
24465 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
24466 (TARGET_ARC700): NPS400 is also an ARC700.
24467 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
24469 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24472 * config/nds32/nds32.md (casesi): Don't access the operands array
24475 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24477 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
24478 (or $-1,reg peephole2): Ditto.
24479 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
24481 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
24483 * doc/extend.texi (Common Function Attributes) [optimize]:
24484 Discourage use of the optimize attribute.
24486 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
24488 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
24489 special case builtin.
24490 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
24491 ALTIVEC_BUILTIN_VEC_ADDE.
24492 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
24493 support for ALTIVEC_BUILTIN_VEC_ADDE.
24494 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
24495 for __builtin_vec_adde.
24497 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24499 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
24500 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
24502 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24505 * doc/sourcebuild.texi (Effective-Target Keywords, Other
24506 attributes): Document cilkplus_runtime.
24508 2016-04-28 Martin Jambor <mjambor@suse.cz>
24510 * tree-cfg.c (verify_expr): Verify that local declarations belong to
24511 this function. Call verify_expr on MEM_REFs and bases of other
24512 handled_components.
24514 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24516 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
24517 for WORD_REGISTER_OPERATIONS to runtime check.
24519 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24521 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
24523 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24525 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
24526 big-endian compilation.
24527 * config/arc/arc.md (addf3): Likewise.
24528 (subdf3): Likewise.
24529 (muldf3): Likewise.
24531 2016-04-28 Richard Biener <rguenther@suse.de>
24533 PR tree-optimization/70840
24534 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
24535 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
24536 Mark x * pow(x,c) -> pow(x,c+1) commutative.
24537 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
24539 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24541 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
24542 and explain why in a comment.
24544 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24546 * config/arc/arc.md (cpu_facility): Add fpx variant.
24547 (subdf3): Prohibit use reverse sub when assist operations option
24549 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
24550 instructions only when FPX is enabled.
24551 * testsuite/gcc.target/arc/trsub.c: New test.
24553 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24555 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
24556 mult_operator when calculating "type" attribute.
24557 (*fop_<mode>_1_i387): Ditto.
24558 (*fop_xf_1_i387): Ditto.
24559 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
24560 Use std::swap to swap operands. Use RTL expressions to generate
24563 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24564 Joern Rennecke <joern.rennecke@embecosm.com>
24566 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
24568 (emit_pic_move): Remove.
24569 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
24570 * config/arc/arc.c (emit_pic_move): Removed.
24571 (TARGET_HAVE_TLS): Define.
24572 (arc_conditional_register_usage): Test for arc_tp_regno.
24573 (arc_print_operand, arc_print_operand_address): Handle TLS
24575 (arc_needs_pcl_p): New function.
24576 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
24577 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
24578 (arc_raw_symbolic_reference_mentioned_p): Likewise.
24579 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
24580 (arc_legitimize_tls_address): Likewise.
24581 (DTPOFF_ZERO_SYM): Define.
24582 (arc_legitimize_pic_address): Make it static, handle TLS cases.
24583 (arc_output_pic_addr_const): Print TLS unspecs.
24584 (prepare_pic_move): New function, replaces emit_pic_move.
24585 (arc_legitimate_constant_p): Handle TLS unspecs.
24586 (arc_legitimate_address_p): Likewise.
24587 (arc_rewrite_small_data_p): Use assert for TLS constants.
24588 (prepare_move_operands): Use prepare_pic_move.
24589 (arc_legitimize_address): Legitimize tls addresses.
24590 (arc_epilogue_uses): Check for arc_tp_regno.
24591 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
24592 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
24594 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
24596 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
24597 %(arc_tls_extra_start_spec).
24598 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
24599 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
24601 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
24602 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
24603 (UNSPEC_TLS_OFF): Add.
24605 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
24606 (get_thread_pointersi): New patterns.
24607 * config/arc/arc.opt (mtp-regno): New option.
24608 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
24609 (move_dest_operand): Likewise.
24610 * configure: Regenerate.
24611 * configure.ac: Add arc*-*-* case to test for tls.
24612 * doc/invoke.texi (ARC options): Document mtp-regno.
24614 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24616 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
24617 the new ARC HS SIMD instructions.
24618 (arc_preferred_simd_mode): New function.
24619 (arc_autovectorize_vector_sizes): Likewise.
24620 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
24621 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
24622 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
24623 (arc_init_builtins): Add new SIMD builtin types.
24624 (arc_split_move): Handle 64 bit vector moves.
24625 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
24626 (TARGET_PLUS_QMACW): Define.
24627 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
24628 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
24629 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
24630 (VSUBADD4H): New builtins.
24631 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
24632 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
24634 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
24635 Matthias Klose <doko@debian.org>
24637 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
24639 2016-04-28 Richard Biener <rguenther@suse.de>
24641 PR middle-end/70777
24642 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
24645 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
24647 * common/config/sh/sh-common.c: Remove SH5 support.
24648 * config/sh/constraints.md: Likewise.
24649 * config/sh/config/sh/elf.h: Likewise.
24650 * config/sh/linux.h: Likewise.
24651 * config/sh/netbsd-elf.h: Likewise.
24652 * config/sh/predicates.md: Likewise.
24653 * config/sh/sh-c.c: Likewise.
24654 * config/sh/sh-protos.h: Likewise.
24655 * config/sh/sh.c: Likewise.
24656 * config/sh/sh.h: Likewise.
24657 * config/sh/sh.md: Likewise.
24658 * config/sh/sh.opt: Likewise.
24659 * config/sh/sync.md: Likewise.
24660 * config/sh/sh64.h: Delete.
24661 * config/sh/shmedia.h: Likewise.
24662 * config/sh/shmedia.md: Likewise.
24663 * config/sh/sshmedia.h: Likewise.
24664 * config/sh/t-netbsd-sh5-64: Likewise.
24665 * config/sh/t-sh64: Likewise.
24666 * config/sh/ushmedia.h: Likewise.
24668 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24670 * config/i386/i386.md (sign_extend to memory peephole2s): Use
24671 general_reg_operand instead of register_operand predicate.
24673 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24675 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
24677 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
24679 * match.pd (A - B > A, A + B < A): New transformations.
24681 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
24683 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
24684 which defaults to true. Emit an outer pair of parentheses only if
24685 EMIT_PARENS. When continuing a chain of && or || (or & or |),
24686 don't emit parentheses for the right-hand operand.
24688 2016-04-27 Jeff Law <law@redhat.com>
24690 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
24692 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24694 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
24695 (altivec_lvx_<mode>_internal): Document.
24696 (altivec_lvx_<mode>_2op): New define_insn.
24697 (altivec_lvx_<mode>_1op): Likewise.
24698 (altivec_lvx_<mode>_2op_si): Likewise.
24699 (altivec_lvx_<mode>_1op_si): Likewise.
24700 (altivec_stvx_<mode>): Remove.
24701 (altivec_stvx_<mode>_internal): Document.
24702 (altivec_stvx_<mode>_2op): New define_insn.
24703 (altivec_stvx_<mode>_1op): Likewise.
24704 (altivec_stvx_<mode>_2op_si): Likewise.
24705 (altivec_stvx_<mode>_1op_si): Likewise.
24706 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24707 Expand vec_ld and vec_st during parsing.
24708 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
24710 (altivec_expand_stvx_be): Likewise.
24711 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
24712 address-masking behavior in RTL.
24713 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
24714 address-masking behavior in RTL.
24715 (altivec_expand_builtin): Change builtin code arguments for calls
24716 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
24717 (insn_is_swappable_p): Avoid incorrect swap optimization in the
24718 presence of lvx/stvx patterns.
24719 (alignment_with_canonical_addr): New function.
24720 (alignment_mask): Likewise.
24721 (find_alignment_op): Likewise.
24722 (recombine_lvx_pattern): Likewise.
24723 (recombine_stvx_pattern): Likewise.
24724 (recombine_lvx_stvx_patterns): Likewise.
24725 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
24726 stvx patterns from expand.
24727 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
24729 (vector_altivec_store_<mode>): Likewise.
24731 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
24733 * config/aarch64/aarch64.md
24734 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
24735 remove the "fp" attributes.
24736 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
24737 add the "simd" attributes.
24738 (*movdf_aarch64): Likewise.
24739 (*movtf_aarch64): Remove the "fp" attributes.
24740 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
24741 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
24743 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24745 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
24746 rtx to rtx_code_label *.
24747 * rtl.h (maybe_set_first_label_num): Likewise.
24749 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24751 * df-core.c (df_add_problem): Make the problem param be const.
24752 (df_remove_problem): Make local "problem" be const.
24753 * df-problems.c (problem_RD): Make const.
24754 (problem_LR): Likewise.
24755 (problem_LIVE): Likewise.
24756 (problem_MIR): Likewise.
24757 (problem_CHAIN): Likewise.
24758 (problem_WORD_LR): Likewise.
24759 (problem_NOTE): Likewise.
24760 (problem_MD): Likewise.
24761 * df-scan.c (problem_SCAN): Likewise.
24762 * df.h (struct df_problem): Make field "dependent_problem" be
24764 (struct dataflow): Likewise for field "problem".
24765 (df_add_problem): Make param const.
24767 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24769 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
24770 inter-unit moves to/from vector registers are enabled. Do not disable
24773 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24775 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
24776 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
24778 (enum df_problem_id): ...this new enum.
24779 (struct df_problem): Convert field "id" from "int" to
24780 enum df_problem_id.
24782 2016-04-27 David Malcolm <dmalcolm@redhat.com>
24784 * rtl.def: Update comment for "things in the instruction chain" to
24785 reflect the removal of the leading "i" field for INSN_UID in
24786 r210360. Fix bogus apostrophe.
24788 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
24790 * config/i386/i386.md
24791 (lea arith with mem operand + setcc peephole2): Set operator mode.
24793 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
24796 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
24797 (dimode_scalar_to_vector_candidate_p): This.
24798 (timode_scalar_to_vector_candidate_p): New function.
24799 (scalar_to_vector_candidate_p): Likewise.
24800 (timode_check_non_convertible_regs): Likewise.
24801 (timode_remove_non_convertible_regs): Likewise.
24802 (remove_non_convertible_regs): Likewise.
24803 (remove_non_convertible_regs): Renamed to ...
24804 (dimode_remove_non_convertible_regs): This.
24805 (scalar_chain::~scalar_chain): Make it virtual.
24806 (scalar_chain::compute_convert_gain): Make it pure virtual.
24807 (scalar_chain::mark_dual_mode_def): Likewise.
24808 (scalar_chain::convert_insn): Likewise.
24809 (scalar_chain::convert_registers): Likewise.
24810 (scalar_chain::add_to_queue): Make it protected.
24811 (scalar_chain::emit_conversion_insns): Likewise.
24812 (scalar_chain::replace_with_subreg): Likewise.
24813 (scalar_chain::replace_with_subreg_in_insn): Likewise.
24814 (scalar_chain::convert_op): Likewise.
24815 (scalar_chain::convert_reg): Likewise.
24816 (scalar_chain::make_vector_copies): Likewise.
24817 (scalar_chain::convert_registers): New pure virtual function.
24818 (class dimode_scalar_chain): New class.
24819 (class timode_scalar_chain): Likewise.
24820 (scalar_chain::mark_dual_mode_def): Renamed to ...
24821 (dimode_scalar_chain::mark_dual_mode_def): This.
24822 (timode_scalar_chain::mark_dual_mode_def): New function.
24823 (timode_scalar_chain::convert_insn): Likewise.
24824 (dimode_scalar_chain::convert_registers): Likewise.
24825 (scalar_chain::compute_convert_gain): Renamed to ...
24826 (dimode_scalar_chain::compute_convert_gain): This.
24827 (scalar_chain::replace_with_subreg): Renamed to ...
24828 (dimode_scalar_chain::replace_with_subreg): This.
24829 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
24830 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
24831 (scalar_chain::make_vector_copies): Renamed to ...
24832 (dimode_scalar_chain::make_vector_copies): This.
24833 (scalar_chain::convert_reg): Renamed to ...
24834 (dimode_scalar_chain::convert_reg ): This.
24835 (scalar_chain::convert_op): Renamed to ...
24836 (dimode_scalar_chain::convert_op): This.
24837 (scalar_chain::convert_insn): Renamed to ...
24838 (dimode_scalar_chain::convert_insn): This.
24839 (scalar_chain::convert): Call convert_registers.
24840 (convert_scalars_to_vector): Change to scalar_chain pointer to
24841 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
24842 in 32-bit mode. Delete scalar_chain pointer. Call
24843 free_dominance_info in 64-bit mode.
24844 (pass_stv::gate): Remove TARGET_64BIT check.
24845 (ix86_option_override): Put the 64-bit STV pass before the CSE
24848 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
24850 * dwarf2out.h (struct dw_loc_descr_node): Remove the
24851 dw_loc_frame_offset field.
24852 * dwarf2out.c (new_loc_descr): Likewise.
24853 (resolve_args_picking_1): Turn the VISITED hash set into a
24854 FRAME_OFFSET hash map. Use it to associate a frame offset to
24855 visited nodes. Remove uses of the CHECKING_P macro.
24856 (resolve_args_picking): Update call to resolve_args_picking_1.
24858 2016-04-27 Martin Liska <mliska@suse.cz>
24860 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
24861 (free_loop_data): Release vuses of groups.
24863 2016-04-27 Bin Cheng <bin.cheng@arm.com>
24865 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
24866 instead of redundant use_id and boolean have_use_for.
24867 (struct iv_use): Change sub_id into group_id. Remove field next.
24868 Move fields: related_cands, n_map_members, cost_map and selected
24870 (struct iv_group): ... here. New structure.
24871 (struct iv_common_cand): Use structure declaration directly.
24872 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
24873 (MAX_CONSIDERED_USES): Rename macro to ...
24874 (MAX_CONSIDERED_GROUPS): ... here.
24875 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
24876 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
24877 (dump_uses): Rename to ...
24878 (dump_groups): ... here. Update all uses.
24879 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
24880 (find_induction_variables): Refactor format of dump information.
24881 (record_sub_use): Delete.
24882 (record_use): Update all uses.
24883 (record_group): New function.
24884 (record_group_use, find_interesting_uses_op): Call above functions.
24886 (find_interesting_uses_cond): Ditto.
24887 (group_compare_offset): New function.
24888 (split_all_small_groups): Rename to ...
24889 (split_small_address_groups_p): ... here. Update all uses.
24890 (split_address_groups): Update all uses.
24891 (find_interesting_uses): Refactor format of dump information.
24892 (add_candidate_1): Update all uses. Remove redundant check on iv,
24894 (add_candidate, record_common_cand): Remove redundant assert.
24895 (add_iv_candidate_for_biv): Update use.
24896 (add_iv_candidate_derived_from_uses): Update all uses.
24897 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
24898 (alloc_use_cost_map): Ditto.
24899 (set_use_iv_cost, get_use_iv_cost): Rename to ...
24900 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
24901 (determine_use_iv_cost_generic): Ditto.
24902 (determine_group_iv_cost_generic): Ditto.
24903 (determine_use_iv_cost_address): Ditto.
24904 (determine_group_iv_cost_address): Ditto.
24905 (determine_use_iv_cost_condition): Ditto.
24906 (determine_group_iv_cost_cond): Ditto.
24907 (determine_use_iv_cost): Ditto.
24908 (determine_group_iv_cost): Ditto.
24909 (set_autoinc_for_original_candidates): Update all uses.
24910 (find_iv_candidates): Update all uses. Refactor dump information.
24911 (determine_use_iv_costs): Ditto.
24912 (determine_iv_costs): Ditto.
24913 (iv_ca_cand_for_use): Rename to ...
24914 (iv_ca_cand_for_group): ... here. Update all uses.
24915 (iv_ca_add_use, iv_ca_add_group): Ditto.
24916 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
24917 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
24918 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
24919 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
24920 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
24921 (create_new_iv, adjust_iv_update_pos): Ditto.
24922 (rewrite_use_address): Delete.
24923 (rewrite_use_address_1): Rename to ...
24924 (rewrite_use_address): ... here.
24925 (rewrite_use_compare): Update all uses.
24926 (rewrite_use): Delete.
24927 (rewrite_uses): Rename to ...
24928 (rewrite_groups): ... here. Update all uses.
24929 (remove_unused_ivs, free_loop_data): Update all uses.
24930 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
24932 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24934 * rtlanal.c (nonzero_bits1): Convert preprocessor check
24935 for WORD_REGISTER_OPERATIONS to runtime check.
24937 2016-04-27 Richard Biener <rguenther@suse.de>
24940 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
24941 aggregate_value_p to determine if a function result is
24942 returned by reference.
24943 (ipa_pta_execute): Functions having their address taken are
24944 not automatically nonlocal.
24946 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24949 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
24950 * fold-const.c (operand_equal_p): If flag_checking and
24951 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
24952 and if it returns non-zero, assert iterative_hash_expr on both
24955 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24957 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
24959 2016-04-27 Nick Clifton <nickc@redhat.com>
24961 PR middle-end/49889
24962 * varasm.c (merge_weak): Generate an error if an attempt is made
24963 to convert a non-weak static function into a weak, public function.
24965 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24967 * params.def (MAX_PARTITION_SIZE): New param.
24968 * doc/invoke.texi: Document lto-max-partition.
24970 2016-04-27 Richard Biener <rguenther@suse.de>
24973 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
24974 function cummulating used_from_other_partition, externally_visible
24975 and force_output from aliases.
24976 (refered_from_nonlocal_var): Likewise.
24977 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
24978 node flags properly.
24980 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24982 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
24983 (-Wmemset-elt-size): New item.
24985 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
24988 * stor-layout.h (internal_reference_types): Delete.
24989 * stor-layout.c (reference_types_internal): Likewise.
24990 (internal_reference_types): Likewise.
24991 (layout_type) <REFERENCE_TYPE>: Adjust.
24993 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24996 * tree.h (inchash::add_expr): Add FLAGS argument.
24997 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
24998 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
24999 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
25000 Formatting fix. Adjust recursive calls. For tcc_comparison,
25001 if swap_tree_comparison (code) is smaller than code, hash that
25002 and arguments in the other order. Hash CONVERT_EXPR the same
25003 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
25004 of ADDR_EXPR of decl as the decl itself. Add or remove
25005 OEP_ADDRESS_OF from recursive flags as needed. For
25006 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
25007 operands commutatively and only the third one normally.
25008 For internal CALL_EXPR hash in CALL_EXPR_IFN.
25010 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
25012 * config/rtems.h (LIB_SPEC): Add -latomic.
25014 2016-04-27 Joel Sherrill <joel@rtems.org>
25016 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
25017 xilink.ld and flags not relevant to RTEMS.
25019 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
25021 * toplev.c (backend_init_target): Avoid calling init_reload when using
25024 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25026 * reorg.c (try_merge_delay_insns): Declare i and j inside the
25027 for loops rather than one for the whole function.
25029 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25031 * match.pd (X + CST CMP X): New transformation.
25033 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25035 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
25036 * fold-const.c (fold_binary_loc): Remove 2 transformations
25037 superseded by match.pd.
25038 * match.pd (x+x -> x*2): Generalize to integers.
25040 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
25042 * config/i386/i386.md (operation on memory peephole): Duplicate an
25043 existing peephole and adapt it to match lea rather than an operation
25046 PR rtl-optimization/57193
25047 * opts.c (default_options_table): Add OPT_frename_registers at -O2
25049 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
25051 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25053 * tree-if-conv.c (any_pred_load_store): New static variable.
25054 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
25055 any_pred_load_store instead of and_mask_load_store.
25056 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
25057 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
25058 (combine_blocks, tree_if_conversion): Ditto.
25060 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25062 PR tree-optimization/70771
25063 PR tree-optimization/70775
25064 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
25065 virtual PHI nodes. Delete parameter.
25066 (if_convertible_loop_p_1): Delete argument to above function.
25067 (predicate_all_scalar_phis): Delete code handling single-argument
25069 (tree_if_conversion): Mark and update virtual SSA.
25071 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25074 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
25075 (x86_elf_aligned_common): Rename to ...
25076 (x86_elf_aligned_decl_common): ... this.
25077 Add decl arg. Switch to .lbss for largecomm object. Use
25078 LARGECOMM_SECTION_ASM_OP.
25079 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
25081 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
25082 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
25084 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
25085 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
25087 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25090 * config/i386/i386.c (SECTION_LARGE): Define.
25091 (x86_64_elf_select_section): Set it for large data/bss sections.
25092 Only clear SECTION_WRITE for .lrodata.
25093 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
25095 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
25096 * varasm.c (default_elf_asm_named_section): Grow flagchars.
25097 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
25099 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
25100 * doc/tm.texi: Regenerate.
25102 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25105 * configure.ac (--enable-checking): Document extra flag, for
25106 non-release builds default to --enable-checking=yes,extra.
25107 If misc checking and extra checking, define CHECKING_P to 2 instead
25109 * common.opt (fchecking=): Add.
25110 * doc/invoke.texi (-fchecking=): Document.
25111 * doc/install.texi: Document --enable-checking changes.
25112 * configure: Regenerated.
25113 * config.in: Regenerated.
25115 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25117 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
25118 attribute instead of which_alternative.
25119 * config/i386/sse.md (*mov<mode>_internal): Ditto.
25120 Use EXT_REX_SSE_REG_P where appropriate.
25122 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25124 * config/i386/predicates.md (const0_operand): Do not match
25125 const_wide_int code.
25126 (const1_operand): Ditto.
25128 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25130 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
25131 for SSE constm1 operands and TARGET_AVX512VL.
25132 (*movti_internal): Ditto.
25133 (*mov<mode>_or): Use constm1_operand predicate.
25134 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
25135 for SSE vector_all_ones operands and TARGET_AVX512VL.
25136 * config/i386/predicates.md (constm1_operand): New predicate.
25137 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
25138 emission of constant -1 load.
25140 2016-04-25 Jason Merrill <jason@redhat.com>
25142 * gdbinit.in: Skip is-a.h.
25144 * attribs.c (register_scoped_attributes): Fix logic.
25145 * attribs.h: Declare register_scoped_attributes.
25147 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25149 * config/rs6000/rs6000-builtin.def: Correct pasto error for
25150 stxvd2x and stxvw4x built-in functions.
25152 2016-04-25 DJ Delorie <dj@redhat.com>
25154 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
25155 (ashrhi3): Likewise.
25156 (lshrhi3): Likewise.
25158 2016-04-25 Richard Biener <rguenther@suse.de>
25160 PR tree-optimization/70780
25161 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
25162 wasn't visited yet.
25163 (compute_antic): Mark blocks with abnormal preds as visited as
25164 they have a final empty antic-in solution already.
25166 2016-04-25 Michael Collison <michael.collison@linaro.org>
25168 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
25170 2016-04-25 Michael Collison <michael.collison@linaro.org>
25172 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
25173 mode is VQI to improve mixed mode vectorization.
25174 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
25175 define_insn to match low half of signed vaddw.
25176 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
25177 define_insn to match high half of signed vaddw.
25178 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
25179 define_insn to match low half of unsigned vaddw.
25180 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
25181 define_insn to match high half of unsigned vaddw.
25182 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
25183 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25184 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
25186 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25187 * config/arm/predicates.md (vect_par_constant_high): Support
25188 big endian and simplify by calling
25189 arm_simd_check_vect_par_cnst_half
25190 (vect_par_constant_low): Likewise.
25192 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25194 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
25195 predicate for operand 2.
25197 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
25198 H.J. Lu <hongjiu.lu@intel.com>
25200 * config/i386/i386-protos.h (standard_sse_constant_p): Add
25201 machine_mode argument.
25202 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
25203 constm1_rtx operands. For VOIDmode constants, get mode from
25204 pred_mode. Check mode size if the mode is supported by ABI.
25205 (standard_sse_constant_opcode): Do not use standard_constant_p.
25206 Strictly check ABI support for all-ones operands.
25207 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
25208 immediates. Update calls to standard_sse_constant_p.
25209 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
25210 (ix86_rtx_costs): Ditto.
25211 * config/i386/i386.md (*movxi_internal_avx512f): Use
25212 nonimmediate_or_sse_const_operand instead of vector_move_operand.
25213 Use (v,BC) alternative instead of (v,C). Use register_operand
25214 checks instead of MEM_P.
25215 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
25216 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
25217 isa attribute. Use register_operand checks instead of MEM_P.
25218 (*movti_internal): Use nonimmediate_or_sse_const_operand for
25219 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
25220 alternative and corresponding sse2 isa attribute.
25221 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
25222 to standard_sse_constant_p.
25223 (FP constant splitters): Ditto.
25224 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
25226 * config/i386/predicates.md (constm1_operand): Remove.
25227 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
25228 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
25229 vector_all_ones_operand instead of constm1_operand.
25231 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25233 * print-rtl.c (print_rtx_insn_vec): New function.
25234 * print-rtl.h: New prototype.
25235 * store-motion.c (struct st_expr): Make avail_stores a vector.
25236 (st_expr_entry): Adjust.
25237 (free_st_expr_entry): Likewise.
25238 (print_store_motion_mems): Likewise.
25239 (find_moveable_store): Likewise.
25240 (compute_store_table): Likewise.
25241 (delete_store): Likewise.
25242 (build_store_vectors): Likewise.
25244 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25246 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
25248 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25250 * vec.h (vec_safe_contains): New function.
25251 (vec::contains): Likewise.
25252 (vec::begin): Likewise.
25253 (vec::end): Likewise.
25255 2016-04-23 Jakub Jelinek <jakub@redhat.com>
25258 * cfgexpand.c (expand_stack_vars): Fix typo.
25260 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25262 * system.h (list, map, set, vector): Include conditionally.
25263 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
25264 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
25265 * ipa-icf.c (INCLUDE_LIST): Define.
25266 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
25267 * config/sh/sh.c (INCLUDE_VECTOR): Define.
25268 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
25269 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
25270 * cp/logic.cc (INCLUDE_LIST): Define.
25271 * fortran/trans-common.c (INCLUDE_MAP): Define.
25273 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25275 * auto-profile.c: Remove <string.h> include.
25276 * ipa-icf-gimple.c: Remove <list> include.
25277 * diagnostic.c: Remove <new> include.
25278 * genmatch.c: Likewise.
25279 * pretty-print.c: Likewise.
25280 * toplev.c: Likewise
25281 * c/c-objc-common.c: Likewise.
25282 * cp/error.c: Likewise.
25283 * fortran/error.c: Likewise.
25285 2016-04-22 Richard Biener <rguenther@suse.de>
25287 * lto-streamer-in.c (input_ssa_names): Do not allocate
25288 GIMPLE_NOP for all SSA names.
25289 * lto-streamer-out.c (output_ssa_names): Do not output
25290 SSA names that should have been released.
25292 2016-04-22 Richard Biener <rguenther@suse.de>
25294 PR tree-optimization/70740
25295 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
25298 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
25301 * config/i386/predicates.md (call_insn_operand): Replace
25302 sibcall_memory_operand with memory_operand.
25304 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
25306 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
25307 has_single_use() tests.
25308 (register_edge_assert_for_1): Likewise.
25309 (find_assert_locations_1): Check the liveness bitmap instead of
25310 checking has_single_use().
25312 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
25315 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
25316 Extract AVX-512BW constraint from AVX.
25318 2016-04-21 Richard Biener <rguenther@suse.de>
25320 PR tree-optimization/70725
25321 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
25322 for phi_convertible_by_degenerating_args.
25323 (predicate_all_scalar_phis): Handle single-argument PHIs.
25325 2016-04-21 Richard Biener <rguenther@suse.de>
25327 PR middle-end/70747
25328 * fold-const.c (fold_comparison): Return properly typed
25331 2016-04-21 Bin Cheng <bin.cheng@arm.com>
25333 PR tree-optimization/70715
25334 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
25335 after expanding BASE using expand_simple_operations.
25337 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25339 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
25340 New transformations.
25342 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25344 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
25346 2016-04-20 Jan Hubicka <jh@suse.cz>
25348 * ipa-inline.c (can_inline_edge_p): Pass caller info to
25349 ultiimate_alias_target.
25350 (update_callee_keys): Likewise.
25351 (lookup_recursive_calls): Likewise.
25352 (speculation_useful_p): Likewise.
25354 2016-04-20 Jan Hubicka <jh@suse.cz>
25357 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
25358 (set_nothrow_flag_1): ... this; handle interposition correctly;
25359 recurse on aliases and thunks.
25360 (cgraph_node::set_nothrow_flag): New.
25361 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
25362 functions compiled with non-call exceptions that binds to current
25364 (propagate_nothrow): Be safe WRT interposition.
25365 * cgraph.h (set_nothrow_flag): Update prototype.
25367 2016-04-18 Jan Hubicka <jh@suse.cz>
25369 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25370 max_loop_iterations_int.
25371 (tree_unswitch_outer_loop): Likewise.
25373 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25375 PR tree-optimization/69489
25376 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
25377 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
25378 Revise dump message.
25379 (if_convertible_bb_p): Remove check on edge count of basic block's
25382 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25384 PR tree-optimization/56625
25385 PR tree-optimization/69489
25386 * tree-data-ref.h (DR_INNERMOST): New macro.
25387 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
25388 hashing struct innermost_loop_behavior.
25389 (ref_DR_map): Remove.
25390 (innermost_DR_map): New map.
25391 (baseref_DR_map): Revise comment.
25392 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
25393 to innermost_DR_map accroding to its innermost loop behavior.
25394 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
25395 to its innermost loop behavior.
25396 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
25397 Add initialization for innermost_DR_map. Record memory reference
25398 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
25399 have innermost loop behavior.
25400 (if_convertible_loop_p): Remove release for ref_DR_map. Release
25403 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
25405 * config/i386/i386.md (*lea<mode>_general_1): Rename from
25406 *lea_general_1. Use explicit SWI12 mode interator.
25407 (*lea<mode>_general_2): Rename from *lea_general_2.
25408 Use explicit SWI12 mode interator.
25409 (*lea<mode>_general_3): Rename from *lea_general_3.
25410 Use explicit SWI12 mode interator.
25411 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
25412 Use explicit SWI12 mode interator.
25413 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
25414 Use explicit SWI48 mode interator.
25416 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25418 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
25419 Short-cut unaligned load and store cases. Handle all integer
25421 (ix86_expand_vector_move_misalign): Short-cut unaligned load
25422 and store cases. Call ix86_avx256_split_vector_move_misalign
25423 directly without checking mode class.
25425 2016-04-20 Andrew Pinski <apinski@cavium.com>
25426 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25429 * config/aarch64/aarch64.md (sibcall): Force call
25430 address to be DImode for ILP32.
25431 (sibcall_value): Likewise.
25433 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25435 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
25437 2016-04-20 Richard Biener <rguenther@suse.de>
25439 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
25440 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
25441 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
25442 (maybe_push_res_to_seq): Adjust.
25443 * gimple-fold.c (maybe_build_generic_op): Likewise.
25445 2016-04-20 Marek Polacek <polacek@redhat.com>
25447 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
25450 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
25452 * config/i386/sse.md (vec_unpacks_lo_hi): Always
25453 use kmovw to support AVX512F target.
25455 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25457 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
25459 2016-04-20 Marek Polacek <polacek@redhat.com>
25461 PR tree-optimization/70725
25462 * tree-if-conv.c (is_false_predicate): New function.
25463 (predicate_mem_writes): Use it.
25465 2016-04-20 Richard Biener <rguenther@suse.de>
25467 PR tree-optimization/70726
25468 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
25469 shift amounts from a pattern stmt operand.
25471 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25474 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
25475 stack_restore_from_fpr pattern when restoring r15.
25476 (s390_optimize_prologue): Strip away the memory barrier in the
25477 parallel when trying to get rid of restore insns.
25478 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
25479 definition for loading the stack pointer from an FPR. Compared to
25480 the normal move insn this pattern includes a full memory barrier.
25482 2016-04-19 Jakub Jelinek <jakub@redhat.com>
25484 PR middle-end/70680
25485 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
25486 implicitly linear or lastprivate iterator on the outer context.
25488 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25490 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
25492 * config/i386/i386.md (ssememalign): Removed.
25493 * config/i386/sse.md: Remove ssememalign attribute from patterns.
25495 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25498 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
25499 const short * to __builtin_ia32_loaddquhi512_mask.
25500 (_mm512_maskz_loadu_epi16): Likewise.
25501 (_mm512_mask_storeu_epi16): Pass short * to
25502 __builtin_ia32_storedquhi512_mask.
25503 (_mm512_mask_loadu_epi8): Pass const char * to
25504 __builtin_ia32_loaddquqi512_mask.
25505 (_mm512_maskz_loadu_epi8): Likewise.
25506 (_mm512_mask_storeu_epi8): Pass char * to
25507 __builtin_ia32_storedquqi512_mask.
25508 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
25509 const double * to __builtin_ia32_loadupd512_mask.
25510 (_mm512_mask_loadu_pd): Likewise.
25511 (_mm512_maskz_loadu_pd): Likewise.
25512 (_mm512_storeu_pd): Pass double * to
25513 __builtin_ia32_storeupd512_mask.
25514 (_mm512_mask_storeu_pd): Likewise.
25515 (_mm512_loadu_ps): Pass const float * to
25516 __builtin_ia32_loadups512_mask.
25517 (_mm512_mask_loadu_ps): Likewise.
25518 (_mm512_maskz_loadu_ps): Likewise.
25519 (_mm512_storeu_ps): Pass float * to
25520 __builtin_ia32_storeups512_mask.
25521 (_mm512_mask_storeu_ps): Likewise.
25522 (_mm512_mask_loadu_epi64): Pass const long long * to
25523 __builtin_ia32_loaddqudi512_mask.
25524 (_mm512_maskz_loadu_epi64): Likewise.
25525 (_mm512_mask_storeu_epi64): Pass long long *
25526 to __builtin_ia32_storedqudi512_mask.
25527 (_mm512_loadu_si512): Pass const int * to
25528 __builtin_ia32_loaddqusi512_mask.
25529 (_mm512_mask_loadu_epi32): Likewise.
25530 (_mm512_maskz_loadu_epi32): Likewise.
25531 (_mm512_storeu_si512): Pass int * to
25532 __builtin_ia32_storedqusi512_mask.
25533 (_mm512_mask_storeu_epi32): Likewise.
25534 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
25535 char * to __builtin_ia32_storedquqi256_mask.
25536 (_mm_mask_storeu_epi8): Likewise.
25537 (_mm256_mask_loadu_epi16): Pass const short * to
25538 __builtin_ia32_loaddquhi256_mask.
25539 (_mm256_maskz_loadu_epi16): Likewise.
25540 (_mm_mask_loadu_epi16): Pass const short * to
25541 __builtin_ia32_loaddquhi128_mask.
25542 (_mm_maskz_loadu_epi16): Likewise.
25543 (_mm256_mask_loadu_epi8): Pass const char * to
25544 __builtin_ia32_loaddquqi256_mask.
25545 (_mm256_maskz_loadu_epi8): Likewise.
25546 (_mm_mask_loadu_epi8): Pass const char * to
25547 __builtin_ia32_loaddquqi128_mask.
25548 (_mm_maskz_loadu_epi8): Likewise.
25549 (_mm256_mask_storeu_epi16): Pass short * to.
25550 __builtin_ia32_storedquhi256_mask.
25551 (_mm_mask_storeu_epi16): Pass short * to.
25552 __builtin_ia32_storedquhi128_mask.
25553 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
25554 const double * to __builtin_ia32_loadupd256_mask.
25555 (_mm256_maskz_loadu_pd): Likewise.
25556 (_mm_mask_loadu_pd): Pass onst double * to
25557 __builtin_ia32_loadupd128_mask.
25558 (_mm_maskz_loadu_pd): Likewise.
25559 (_mm256_mask_storeu_pd): Pass double * to
25560 __builtin_ia32_storeupd256_mask.
25561 (_mm_mask_storeu_pd): Pass double * to
25562 __builtin_ia32_storeupd128_mask.
25563 (_mm256_mask_loadu_ps): Pass const float * to
25564 __builtin_ia32_loadups256_mask.
25565 (_mm256_maskz_loadu_ps): Likewise.
25566 (_mm_mask_loadu_ps): Pass const float * to
25567 __builtin_ia32_loadups128_mask.
25568 (_mm_maskz_loadu_ps): Likewise.
25569 (_mm256_mask_storeu_ps): Pass float * to
25570 __builtin_ia32_storeups256_mask.
25571 (_mm_mask_storeu_ps): ass float * to
25572 __builtin_ia32_storeups128_mask.
25573 (_mm256_mask_loadu_epi64): Pass const long long * to
25574 __builtin_ia32_loaddqudi256_mask.
25575 (_mm256_maskz_loadu_epi64): Likewise.
25576 (_mm_mask_loadu_epi64): Pass const long long * to
25577 __builtin_ia32_loaddqudi128_mask.
25578 (_mm_maskz_loadu_epi64): Likewise.
25579 (_mm256_mask_storeu_epi64): Pass long long * to
25580 __builtin_ia32_storedqudi256_mask.
25581 (_mm_mask_storeu_epi64): Pass long long * to
25582 __builtin_ia32_storedqudi128_mask.
25583 (_mm256_mask_loadu_epi32): Pass const int * to
25584 __builtin_ia32_loaddqusi256_mask.
25585 (_mm256_maskz_loadu_epi32): Likewise.
25586 (_mm_mask_loadu_epi32): Pass const int * to
25587 __builtin_ia32_loaddqusi128_mask.
25588 (_mm_maskz_loadu_epi32): Likewise.
25589 (_mm256_mask_storeu_epi32): Pass int * to
25590 __builtin_ia32_storedqusi256_mask.
25591 (_mm_mask_storeu_epi32): Pass int * to
25592 __builtin_ia32_storedqusi128_mask.
25593 * config/i386/i386-builtin-types.def (PCSHORT): New.
25594 (PINT64): Likewise.
25595 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
25596 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
25597 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
25598 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
25599 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
25600 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
25601 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
25602 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
25603 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
25604 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
25605 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
25606 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
25607 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
25608 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
25609 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
25610 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
25611 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
25612 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
25613 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
25614 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
25615 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
25616 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
25617 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
25618 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
25619 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
25620 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
25621 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
25622 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
25623 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
25624 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
25625 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
25626 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
25627 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
25628 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
25629 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
25630 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
25631 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
25632 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
25633 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
25634 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
25635 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
25636 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
25637 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
25638 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
25639 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
25640 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
25641 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
25642 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
25643 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
25645 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
25646 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
25648 (ix86_expand_vector_move_misalign): Likewise.
25649 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
25650 to scalar function prototype for unaligned load/store builtins.
25651 (ix86_expand_special_args_builtin): Updated.
25652 * config/i386/sse.md (UNSPEC_LOADU): Removed.
25653 (UNSPEC_STOREU): Likewise.
25654 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
25655 (VI_ULOADSTORE_F_AVX512VL): Likewise.
25656 (ssescalarsize): Handle V4TI, V2TI and V1TI.
25657 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25658 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
25659 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
25660 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
25661 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
25662 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
25663 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
25664 (<avx512>_storedqu<mode>_mask): Likewise.
25665 (*sse4_2_pcmpestr_unaligned): Likewise.
25666 (*sse4_2_pcmpistr_unaligned): Likewise.
25667 (*mov<mode>_internal): Renamed to ...
25668 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
25669 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
25670 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
25671 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
25673 2016-04-19 Richard Biener <rguenther@suse.de>
25675 PR tree-optimization/70171
25676 * tree-ssa-phiprop.c: Include stor-layout.h.
25677 (phiprop_insert_phi): Handle the aggregate copy case.
25678 (propagate_with_phi): Likewise.
25680 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
25682 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
25683 instead of simplify_gen_subreg (... , 0).
25684 (ix86_delegitimize_address): Ditto.
25685 (ix86_split_divmod): Ditto.
25686 (ix86_split_copysign_const): Ditto.
25687 (ix86_split_copysign_var): Ditto.
25688 (ix86_expand_args_builtin): Ditto.
25689 (ix86_expand_round_builtin): Ditto.
25690 (ix86_expand_special_args_builtin): Ditto.
25691 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
25692 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
25693 (udivmodqi4): Ditto.
25694 (absneg splitters): Ditto.
25695 (*jcc_bt<mode>_1): Ditto.
25697 2016-04-19 Richard Biener <rguenther@suse.de>
25699 PR tree-optimization/70724
25700 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
25701 restoring out from ...
25702 (free_scc_vn): ... here.
25703 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
25704 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
25706 (pass_fre::execute): Restore SSA info.
25708 2016-04-19 Richard Biener <rguenther@suse.de>
25710 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
25711 * gimple-walk.c (walk_gimple_op): Initialize it.
25712 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
25713 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
25714 remapping SSA names of defs.
25715 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
25718 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
25720 PR middle-end/70689
25721 * lra-constraints.c (equiv_substition_p): New.
25722 (process_alt_operands): Use it.
25723 (swap_operands): Swap it.
25724 (curr_insn_transform): Update it.
25726 2016-04-18 Michael Matz <matz@suse.de>
25728 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
25729 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
25730 * tree-core.h (tree_type_common.align): Use bit-field.
25731 (tree_type_common.spare): New.
25732 (tree_decl_common.off_align): Make smaller.
25733 (tree_decl_common.align): Use bit-field.
25735 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
25736 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
25737 (scan_sharing_clauses): Ditto.
25738 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25739 (omp_finish_file): Ditto.
25740 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
25741 (layout_decl): Ditto.
25742 (relayout_decl): Ditto.
25743 (finalize_record_size): Use SET_TYPE_ALIGN.
25744 (finalize_type_size): Ditto.
25745 (finish_builtin_struct): Ditto.
25746 (layout_type): Ditto.
25747 (initialize_sizetypes): Ditto.
25748 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
25749 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
25750 (lookup_field_for_decl): Use SET_DECL_ALIGN.
25751 (get_chain_field): Ditto.
25752 (get_trampoline_type): Ditto.
25753 (get_nl_goto_field): Ditto.
25754 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
25756 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
25757 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
25758 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
25759 (build_qualified_type): Use SET_TYPE_ALIGN.
25760 (build_aligned_type, build_range_type_1): Ditto.
25761 (build_atomic_base): Ditto.
25762 (build_common_tree_nodes): Ditto.
25763 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
25764 (expand_one_stack_var_at): Ditto.
25765 * coverage.c (build_var): Use SET_DECL_ALIGN.
25766 * except.c (init_eh): Ditto.
25767 * function.c (assign_parm_setup_block): Ditto.
25768 * symtab.c (increase_alignment_1): Ditto.
25769 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
25770 * tree-vect-stmts.c (ensure_base_align): Ditto.
25771 * varasm.c (align_variable): Ditto.
25772 (assemble_variable): Ditto.
25773 (build_constant_desc): Ditto.
25774 (output_constant_def_contents): Ditto.
25776 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
25777 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
25778 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
25779 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
25780 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
25782 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
25785 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
25786 replace %vmovsd with "%vmovq".
25787 (vec_concatv2df): Likewise.
25789 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
25791 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
25792 (*vec_extractv2si_0): Ditto.
25793 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
25794 (zero_extended_scalar_load_operand splitters): Ditto.
25795 (vec_extract splitters): Ditto.
25796 (*vec_extractv4si_0_zext): Ditto.
25797 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
25798 and lowpart_subreg.
25799 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
25800 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
25801 (*sse4_1_extractps): Use lowpart_subreg.
25802 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
25804 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25806 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
25808 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
25809 Mention Solaris 11 packaging changes.
25810 Update gas and gld requirements.
25811 Remove reference to pre-Solaris 10 bug.
25812 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
25814 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
25817 2016-04-17 Jan Hubicka <jh@suse.cz>
25819 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
25820 max_loop_iterations_int.
25822 2016-04-18 Richard Biener <rguenther@suse.de>
25824 PR tree-optimization/43434
25825 * tree-ssa-structalias.c (struct vls_data): New.
25826 (visit_loadstore): Handle all pointer-based accesses.
25827 (compute_dependence_clique): Compute a bitmap of restrict tags
25828 assigned bases and pass it to visit_loadstore.
25830 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
25833 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
25834 armv8.1-a and armv8.1-a+crc.
25836 2016-04-18 Richard Biener <rguenther@suse.de>
25838 PR tree-optimization/70701
25839 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
25840 references after translating through a memcpy.
25842 2016-04-18 Richard Biener <rguenther@suse.de>
25844 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
25845 (compute_antic): ... here. For partial antic use regular
25846 postorder and scrap iteration.
25847 (compute_partial_antic_aux): Remove unused return value.
25848 (init_pre): Do not allocate postorder.
25849 (fini_pre): Do not free postorder.
25851 2016-04-18 Richard Biener <rguenther@suse.de>
25853 PR middle-end/37870
25854 * expmed.c (extract_bit_field_1): Remove broken case
25855 using a wider MODE_INT mode.
25857 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
25859 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
25860 unless compiling with at least GCC-4.8.
25862 2016-04-17 Jan Hubicka <jh@suse.cz>
25865 * graphite.c (graphite_finalize): Update call to
25866 tree_estimate_probability.
25867 * predict.h (tree_estimate_probability): Update prototype.
25869 2016-04-17 Jan Hubicka <jh@suse.cz>
25871 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
25872 (tree_estimate_probability): Likewise.
25873 (pass_profile::execute): Update.
25874 (report_predictor_hitrates): New function.
25875 * profile.c (compute_branch_probabilities): Use it.
25876 * predict.h (report_predictor_hitrates): Declare.
25878 2016-04-17 Jan Hubicka <jh@suse.cz>
25881 * cgraph.h (cgraph_node::set_const_flag,
25882 cgraph_node::set_pure_flag): Update prototype to return bool;
25884 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
25885 of interposable symbol are interposable, too.
25886 (cgraph_set_const_flag_1): Rename to ...
25887 (set_const_flag_1): ... this one; change to self recursive function
25888 instead of call_for_symbol_thunks_and_aliases. Handle correctly
25889 clearnig the flag in all variants and also virtual thunks of const
25890 functions are pure; track if any change was done.
25891 (cgraph_node::set_const_flag): Update.
25892 (struct set_pure_flag_info): New struct.
25893 (cgraph_set_pure_flag_1): Rename to ...
25894 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
25895 rather than pointer encoded flags; track if any changes was done;
25896 handle correctly clearning flag and setting flag of aliases already
25898 (cgraph_node::set_pure_flag): Update.
25899 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
25901 2016-04-17 Tom de Vries <tom@codesourcery.com>
25904 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
25905 backslash in label.
25907 2016-04-17 Tom de Vries <tom@codesourcery.com>
25909 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
25910 '{}<> ' as escape-for-record.
25912 2016-04-17 Tom de Vries <tom@codesourcery.com>
25914 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
25917 2016-04-17 Tom de Vries <tom@codesourcery.com>
25920 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
25921 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
25922 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
25923 * passes.c (finish_optimization_passes): Only call
25924 finish_graph_dump_file if dfi->graph_dump_initialized.
25925 (execute_function_dump, pass_init_dump_file): Use
25926 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
25928 2016-04-17 Tom de Vries <tom@codesourcery.com>
25930 PR tree-optimization/70256
25931 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
25932 (debug_varmap): New function.
25934 2016-04-17 Tom de Vries <tom@codesourcery.com>
25937 * passes.c (pass_manager::register_pass): Propagate pflags.
25939 2016-04-17 Tom de Vries <tom@codesourcery.com>
25942 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
25943 * passes.c (pass_manager::pass_manager): Declare and init p_start in
25944 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
25945 check if it's equal to p_start.
25946 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
25948 2016-04-15 Jan Hubicka <jh@suse.cz>
25951 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
25952 function does not bind to current def.
25953 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
25954 handle conservatively calls to functions that does not need to bind
25956 (check_call): Update call of worse_state.
25957 (ignore_edge_for_nothrow): Update.
25958 (ignore_edge_for_pure_const): Likewise.
25959 (propagate_pure_const): Update calls to worse_state.
25960 (skip_function_for_local_pure_const): Reformat comments.
25962 2016-04-15 Jan Hubicka <jh@suse.cz>
25965 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
25966 (cgraph_node::function_symbol): Likewise.
25967 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25968 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
25969 (symtab_node::ultimate_alias_target): Add REF parameter.
25970 (symtab_node::binds_to_current_def_p): Declare.
25971 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
25972 (cgraph_node::function_symbol): Likewise.
25973 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25974 (cgraph_node::get_availability): Likewise.
25975 (cgraph_edge::binds_to_current_def_p): New inline function.
25976 (varpool_node::get_availability): Add REF parameter.
25977 (varpool_node::ultimate_alias_target): Likewise.
25978 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
25979 (symtab_node::binds_to_current_def_p): Likewise.
25980 * varpool.c (varpool_node::get_availability): Likewise.
25982 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25985 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
25986 Fix mode size check.
25988 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25990 * BASE-VER: Set to 7.0.0.
25992 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
25994 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
25996 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25998 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
25999 architecture revisions.
26001 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
26003 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
26004 * config/i386/i386.c (ix86_using_red_zone): No longer static.
26005 * config/i386/i386.md (stack decrement to push peepholes): Guard
26006 with !x86_using_red_zone ().
26008 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26011 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
26012 to dump_generic_node.
26013 (NIY): Pass also flags to do_niy.
26015 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
26017 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
26018 (simd_clone_vector_of_formal_parm_types)
26019 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
26020 (simd_clone_mangle, simd_clone_create)
26021 (simd_clone_adjust_return_type, create_tmp_simd_array)
26022 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
26023 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
26024 (ipa_simd_modify_function_body, simd_clone_linear_addend)
26025 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
26026 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
26027 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
26028 * omp-simd-clone.c: ... this new file.
26029 (simd_clone_vector_of_formal_parm_types): Make it static.
26030 * Makefile.in (OBJS): Add omp-simd-clone.o.
26032 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26035 * config/i386/sse.md: Use proper memory operand modifiers.
26038 2016-04-15 Richard Biener <rguenther@suse.de>
26039 Alan Modra <amodra@gmail.com>
26041 PR tree-optimization/70130
26042 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
26043 when alignment stays not the same and no not use the realign
26046 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26049 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26050 direct move handlers for KFmode. Change TFmode handlers test from
26051 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
26053 2016-04-14 Jakub Jelinek <jakub@redhat.com>
26056 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
26057 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
26058 (inlined_polymorphic_ctor_dtor_block_p): Use it.
26059 * tree-ssa-live.c (remove_unused_scope_block_p): When
26060 in_ctor_dtor_block, avoid discarding not just BLOCKs with
26061 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
26062 block_ultimate_origin is FUNCTION_DECL.
26063 (remove_unused_locals): If current_function_decl is
26064 polymorphic_ctor_dtor_p, pass initial true to
26065 remove_unused_scope_block_p' is_ctor_dtor_block.
26067 2016-04-14 Martin Sebor <msebor@redhat.com>
26072 * doc/extend.texi (Variable Length): Revert.
26074 2016-04-14 Marek Polacek <polacek@redhat.com>
26075 Jan Hubicka <hubicka@ucw.cz>
26078 * tree.c (verify_type): Disable the canonical type of main variant
26081 2016-04-14 Jason Merrill <jason@redhat.com>
26083 * cfgexpand.c, expr.c: Revert previous change.
26085 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
26087 PR middle-end/70643
26088 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
26089 when building a mem ref for the incoming reduction variable.
26091 2016-04-14 Richard Biener <rguenther@suse.de>
26093 PR tree-optimization/70614
26094 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
26095 loop if the evolution dropped to chrec_dont_know.
26096 (interpret_condition_phi): Likewise.
26098 2016-04-14 Richard Biener <rguenther@suse.de>
26100 PR tree-optimization/70623
26101 * tree-ssa-pre.c (changed_blocks): Make global ...
26102 (compute_antic): ... local here. Move and fix worklist
26103 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
26104 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
26105 worklist handling, dump when ANTIC_IN changed.
26106 (compute_partial_antic_aux): Remove worklist handling.
26107 (init_pre): Do not compute post dominators. Add a comment about
26108 the CFG order chosen.
26109 (fini_pre): Do not free post dominators.
26111 2016-04-13 Martin Sebor <msebor@redhat.com>
26116 * doc/extend.texi (Variable Length): Document C++ specifics.
26118 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26121 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
26122 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
26123 eh edges have been purged.
26126 * tree-sra.c (create_access_replacement,
26127 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
26129 * tree-pretty-print.c (dump_fancy_name): New function.
26130 (dump_decl_name, dump_generic_node): Use it.
26132 2016-04-13 Jason Merrill <jason@redhat.com>
26134 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
26135 * expr.c (expand_expr_real_1): Likewise.
26137 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
26139 * config/i386/i386.md (kunpckhi): Swap operands.
26140 (kunpcksi): Likewise.
26141 (kunpckdi): Likewise.
26142 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
26143 (vec_pack_trunc_<mode>): Likewise.
26145 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26148 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
26150 PR middle-end/70633
26151 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
26152 gimplification turns some element into non-constant.
26155 * rtl.h (convert_memory_address_addr_space_1): New prototype.
26156 * explow.c (convert_memory_address_addr_space_1): No longer static,
26157 add NO_EMIT argument and don't call convert_modes if true, pass
26158 it down recursively, remove break after return.
26159 (convert_memory_address_addr_space): Adjust caller.
26160 * simplify-rtx.c (simplify_unary_operation_1): Call
26161 convert_memory_address_addr_space_1 instead of convert_memory_address,
26162 if it returns NULL, don't simplify.
26164 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
26167 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
26169 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26171 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26172 Bump the upper SIMDLEN limits, so that if the return type or
26173 characteristic type if the return type is void can be passed in
26174 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
26177 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
26180 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
26181 Do not use "=" constraint on an input constraint.
26182 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
26183 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
26184 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
26185 generates (neg (abs ...)) instead of (abs ...).
26187 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26189 PR rtl-optimization/70596
26190 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
26191 just invalidate LRA data and reset them. Adjust dump wording.
26193 2016-04-12 Martin Liska <mliska@suse.cz>
26196 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26198 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26200 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26201 max_loop_iterations_int.
26202 (tree_unswitch_outer_loop): Likewise.
26203 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26204 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26206 2016-04-12 Tom de Vries <tom@codesourcery.com>
26208 PR tree-optimization/68756
26209 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
26210 instead of new_name.
26212 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26214 PR tree-optimization/70602
26215 * tree-sra.c (generate_subtree_copies): Don't write anything into
26216 constant pool decls.
26218 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
26219 regardless whether there are depend clauses or not.
26221 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26224 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
26225 target attribute and pragma from changing the -mfloat128
26226 and -mfloat128-hardware options.
26228 * doc/extend.texi (Additional Floating Types): Document PowerPC
26229 __float128 restrictions.
26231 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26234 * config/aarch64/driver-aarch64.c
26235 (aarch64_get_extension_string_for_isa_flags): New.
26236 (arch_extension): Rename to...
26237 (aarch64_arch_extension): ...This.
26238 (ext_to_feat_string): Rename to...
26239 (aarch64_extensions): ...This.
26240 (aarch64_core_data): Keep track of architecture extension flags.
26241 (cpu_data): Rename to...
26242 (aarch64_cpu_data): ...This.
26243 (aarch64_arch_driver_info): Keep track of architecture extension
26245 (get_arch_name_from_id): Rename to...
26246 (get_arch_from_id): ...This, change return type.
26247 (host_detect_local_cpu): Update and reformat for renames, handle
26248 extensions through common infrastructure.
26250 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26253 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
26254 track of a canonical flag name.
26255 (all_extensions): Likewise.
26256 (arch_to_arch_name): Also track extension flags enabled by the arch.
26257 (all_architectures): Likewise.
26258 (aarch64_parse_extension): Move to here.
26259 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
26261 (aarch64_rewrite_selected_cpu): Update for above change.
26262 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
26263 are handled, such that the single explicit value enabled by an
26264 extension is kept seperate from the implicit values it also enables.
26265 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
26267 (aarch64_parse_extension): New.
26268 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
26269 here to config/aarch64/aarch64-protos.h.
26270 (aarch64_parse_extension): Move from here to
26271 common/config/aarch64/aarch64-common.c.
26272 (aarch64_option_print): Update.
26273 (aarch64_declare_function_name): Likewise.
26274 (aarch64_start_file): Likewise.
26275 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
26276 the canonical flag for extensions.
26277 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
26280 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26282 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
26285 2016-04-09 Tom de Vries <tom@codesourcery.com>
26287 PR tree-optimization/68953
26288 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
26289 first to last subscript.
26291 2016-04-09 Jakub Jelinek <jakub@redhat.com>
26293 PR tree-optimization/70586
26294 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
26297 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
26301 PR tree-optimization/70373
26302 PR middle-end/70533
26303 PR middle-end/70534
26304 PR middle-end/70535
26305 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
26306 clauses for acc parallel reductions as necessary. Error on those
26308 * omp-low.c (scan_sharing_clauses): Don't install variables which
26309 are used in acc parallel reductions.
26310 (lower_rec_input_clauses): Remove dead code.
26311 (lower_oacc_reductions): Add support for reference reductions.
26312 (lower_reduction_clauses): Remove dead code.
26313 (lower_omp_target): Don't remap variables appearing in acc parallel
26315 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
26317 2016-04-08 Jakub Jelinek <jakub@redhat.com>
26319 PR middle-end/70593
26320 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
26321 with multiple SSA_NAME defs, force the outputs other than first
26322 to be live before calling live_track_process_def on each output.
26324 PR rtl-optimization/70574
26325 * fwprop.c (forward_propagate_and_simplify): Don't add
26326 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
26327 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
26328 paradoxical subregs within *loc.
26330 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
26332 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
26333 -ftree-parallelize-loops={0,1}.
26334 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
26335 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
26336 * config/ia64/hpux.h (LIB_SPEC): Likewise.
26337 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
26338 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
26340 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
26343 * asan.c (instrument_derefs): If we get unknown location, extract it
26344 with EXPR_LOCATION.
26345 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
26347 2016-04-08 Tom de Vries <tom@codesourcery.com>
26349 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
26350 implicit firstprivate clause.
26352 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26355 * config/arm/thumb2.md (tst + branch-> lsls + branch
26356 peephole below *orsi_not_shiftsi_si): Require that condition
26357 register is dead after the peephole.
26358 (second peephole after the above): Likewise.
26360 2016-04-08 Alan Modra <amodra@gmail.com>
26363 * builtins.c (fold_builtin_classify): For IBM extended precision,
26364 look at just the high-order double to test for NaN.
26365 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
26366 test just the high double for Inf but both doubles for subnormal
26369 2016-04-07 Jakub Jelinek <jakub@redhat.com>
26371 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
26372 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
26373 node->simdclone->mask_mode != VOIDmode masks.
26374 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
26375 earlier, use it instead of node->simdclone.
26376 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26377 Set clonei->mask_mode.
26379 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26382 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
26383 Pass it through to cp_parser_already_scoped_statement.
26384 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
26385 it through to cp_parser_statement.
26386 (cp_parser_statement): Pass IF_P through to
26387 cp_parser_iteration_statement.
26388 (cp_parser_pragma): Adjust call to
26389 cp_parser_iteration_statement.
26391 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26394 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
26395 resolve a future -Wparentheses warning.
26396 * omp-low.c (scan_sharing_clauses): Likewise.
26397 * tree-parloops.c (eliminate_local_variables): Likewise.
26399 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
26401 PR rtl-optimization/70398
26402 * lra-constraints.c (process_address_1): Check zero scale and code
26403 for reloading with zero scale.
26405 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
26407 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
26408 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
26410 2016-04-06 Jakub Jelinek <jakub@redhat.com>
26412 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26413 Add support for AVX512F clones, include them by default for
26414 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
26415 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
26418 PR middle-end/70550
26419 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
26420 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
26421 firstprivate clauses.
26422 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
26423 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
26424 (lower_omp_target): Set TREE_NO_WARNING for
26425 non-addressable possibly uninitialized vars which are copied into
26426 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
26428 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
26430 * config/pa/predicates.md (integer_store_memory_operand): Accept
26431 REG+D operands with a large offset when reload_in_progress is true.
26432 (floating_point_store_memory_operand): Likewise.
26434 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26437 * match.pd (nested int casts): Limit to GIMPLE.
26439 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
26442 * ipa-devirt.c (maybe_record_node): Fix comment; use
26443 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
26445 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26447 PR rtl-optimization/70542
26448 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
26449 if there are any uses other than insn or debug insns.
26451 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
26452 Jakub Jelinek <jakub@redhat.com>
26454 PR tree-optimization/70509
26455 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
26456 Shift HOST_WIDE_INT_1U instead of 1.
26458 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
26460 PR tree-optimization/70509
26461 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
26462 of the vector base type for index.
26464 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
26467 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
26469 2016-04-05 Richard Biener <rguenther@suse.de>
26471 PR tree-optimization/70526
26472 * tree-sra.c (build_ref_for_offset): Use prev_base to
26473 extract the alias pointer type.
26475 2016-04-05 Richard Biener <rguenther@suse.de>
26477 * dse.c (struct store_info): Remove alias_set member.
26478 (struct read_info_type): Likewise.
26479 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
26480 spill_deleted, clear_alias_set_lookup): Remove.
26481 (get_group_info): Remove dead base == NULL_RTX case.
26482 (dse_step0): Remove initialization of removed variables.
26483 (delete_dead_store_insn): Reomve alias set dumping.
26484 (free_read_records): Remove alias_set handling.
26485 (canon_address): Remove alias_set_out parameter.
26486 (record_store): Remove spill_alias_set, it's always zero.
26487 (check_mem_read_rtx): Likewise.
26488 (dse_step2): Rename from ...
26489 (dse_step2_nospill): ... this. Adjust.
26490 (scan_stores): Rename from ...
26491 (scan_stores_nospill): ... this.
26492 (scan_reads): Rename from ...
26493 (scan_reads_nospill): ... this.
26494 (scan_stores_spill, scan_reads_spill): Remove.
26495 (dse_step3_scan): Remove for_spills argument which is always false.
26496 (dse_step3): Likewise.
26497 (dse_step5): Rename from ...
26498 (dse_step5_nospill): ... this. Remove alias_set handling.
26499 (rest_of_handle_dse): Adjust.
26501 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26504 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
26505 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
26506 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
26507 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
26509 2016-04-05 Richard Biener <rguenther@suse.de>
26511 PR middle-end/70499
26512 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
26513 non-register type temporaries into SSA.
26515 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
26518 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
26519 calls when sanitizing.
26520 (possible_polymorphic_call_target_p): Fix formatting.
26522 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26523 Jakub Jelinek <jakub@redhat.com>
26525 PR middle-end/70457
26526 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
26527 to ensure a call statement is compatible with a built-in's
26529 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
26532 2016-04-04 Richard Biener <rguenther@suse.de>
26534 PR rtl-optimization/70484
26535 * rtl.h (canon_output_dependence): Declare.
26536 * alias.c (canon_output_dependence): New function.
26537 * dse.c (record_store): Use canon_output_dependence rather
26538 than canon_true_dependence.
26540 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26543 * cgraph.h (symtab_node::copy_visibility_from): New function.
26544 * symtab.c (symtab_node::copy_visibility_from): New function.
26545 * ipa-visibility.c (optimize_weakref): New function.
26546 (function_and_variable_visibility): Use it.
26548 2016-04-04 Martin Liska <mliska@suse.cz>
26551 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
26552 value that is really in range handled by SBR instruction.
26553 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
26554 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
26555 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
26557 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
26561 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
26562 set, but not for SP_REG operands.
26564 2016-04-02 Martin Sebor <msebor@redhat.com>
26567 * fold-const.c (maybe_nonzero_address): New function.
26568 (fold_comparison): Call it. Fold equality and relational
26569 expressions involving null pointers.
26570 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
26572 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
26574 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
26575 the "Y" constraint (scalar FP 0.0 immediate).
26577 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
26578 Add the "const_double" to the list of operand constraints.
26580 2016-04-01 Jakub Jelinek <jakub@redhat.com>
26582 PR rtl-optimization/70467
26583 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
26584 If low word of the last operand is 0, just emit addition/subtraction
26587 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26590 * config/s390/s390.c (s390_expand_insv): Check for everything
26591 constant instead of just VOIDmode stuff.
26593 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26596 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
26598 2016-04-01 Nathan Sidwell <nathan@acm.org>
26600 * tree.def (TRY_CATCH_EXPR): Correct documentation.
26602 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
26604 PR rtl-optimization/70461
26605 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
26608 2016-03-31 Martin Liska <mliska@suse.cz>
26611 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
26612 a tree value or an immediate integer value to a buffer
26613 that is eventually copied to a BRIG section.
26614 (emit_immediate_operand): Call the function here.
26615 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
26616 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
26617 of class' fields that are removed.
26618 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
26619 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
26620 m_brig_repr_size fields.
26622 2016-03-31 Martin Liska <mliska@suse.cz>
26625 * hsa-gen.c (hsa_function_representation::update_dominance): New
26627 (convert_addr_to_flat_segment): Likewise.
26628 (gen_hsa_memory_set): New alignment argument.
26629 (gen_hsa_ctor_assignment): Likewise.
26630 (gen_hsa_insns_for_single_assignment): Provide alignment
26631 to gen_hsa_ctor_assignment.
26632 (gen_hsa_insns_for_direct_call): Add new argument.
26633 (expand_lhs_of_string_op): New function.
26634 (expand_string_operation_builtin): Likewise.
26635 (expand_memory_copy): New function.
26636 (expand_memory_set): New function.
26637 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
26638 (convert_switch_statements): Change signature.
26639 (generate_hsa): Use a return value of the function.
26640 (pass_gen_hsail::execute): Do not call
26641 convert_switch_statements here.
26642 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
26643 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
26644 (hsa_function_representation::update_dominance): New function.
26646 2016-03-31 Martin Liska <mliska@suse.cz>
26649 * hsa-brig.c (emit_directive_variable): Emit alignment
26650 according to hsa_symbol::m_align.
26651 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
26652 (dump_hsa_symbol): Dump alignment of HSA symbols.
26653 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
26654 (gen_hsa_addr_with_align): New function.
26655 (hsa_bitmemref_alignment): Use newly added function.
26656 (gen_hsa_insns_for_load): Likewise.
26657 (gen_hsa_insns_for_store): Likewise.
26658 (gen_hsa_memory_copy): New argument added.
26659 (gen_hsa_insns_for_single_assignment): Respect
26660 alignment for assignments processed via gen_hsa_memory_copy.
26661 (gen_hsa_insns_for_direct_call): Likewise.
26662 (gen_hsa_insns_for_return): Likewise.
26663 (gen_function_def_parameters): Set default alignment.
26664 * hsa.c (hsa_object_alignment): New function.
26665 (hsa_byte_alignment): Pasted function.
26666 * hsa.h (hsa_symbol::m_align): New field.
26668 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26670 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
26671 scratch field for goto case.
26673 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
26675 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
26677 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
26680 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
26681 (scalar_chain::convert_insn): Call convert_op for reg
26682 moves to handle undefined registers.
26684 2016-03-31 Nathan Sidwell <nathan@acm.org>
26687 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
26688 Assert we don't want to move backwards.
26690 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
26693 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
26695 2016-03-31 Jakub Jelinek <jakub@redhat.com>
26697 PR rtl-optimization/70460
26698 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
26699 with operand from REG_LABEL_OPERAND, instead substitute
26700 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
26701 Don't do anything for REG_NON_LOCAL_GOTO jumps.
26703 2016-03-31 Martin Liska <mliska@suse.cz>
26705 * passes.c (execute_one_pass): Do not call
26706 todo_after for a discarded function.
26708 2016-03-31 Bin Cheng <bin.cheng@arm.com>
26710 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
26711 (no_cost, infinite_cost): Initialize the new field.
26712 (get_computation_cost_at): Record setup cost.
26713 (determine_use_iv_cost_address): Skip cost computation for sub
26714 uses if we can estimate it without losing accuracy.
26716 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26718 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26720 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26721 max_loop_iterations_int.
26722 (tree_unswitch_outer_loop): Likewise.
26723 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26724 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26726 2016-03-30 Richard Biener <rguenther@suse.de>
26728 PR middle-end/70450
26729 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
26731 2016-03-30 Jakub Jelinek <jakub@redhat.com>
26734 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
26735 in gen_blendm expander.
26737 2016-03-30 Nick Clifton <nickc@redhat.com>
26740 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
26741 case where we are already provided with an SImode SUBREG.
26743 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
26746 * config/i386/i386.c (ix86_expand_epilogue): Properly check
26747 conflict between DRAP register and __builtin_eh_return.
26749 2016-03-30 Michael Matz <matz@suse.de>
26750 Richard Biener <rguenther@suse.de>
26753 * ipa-polymorphic-call.c (struct type_change_info): Change
26754 speculative to an unsigned allowing to limit the work we do.
26755 (csftc_abort_walking_p): New inline function..
26756 (check_stmt_for_type_change): Limit the number of may-defs
26757 skipped for speculative devirtualization to
26758 max-speculative-devirt-maydefs.
26759 * params.def (max-speculative-devirt-maydefs): New param.
26760 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
26762 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
26765 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
26768 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
26770 PR tree-optimization/59124
26771 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
26772 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
26774 2016-03-29 Jeff Law <law@redhat.com>
26776 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
26778 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26780 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
26783 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
26785 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
26786 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
26787 gcrt0.o if linking dynamically.
26789 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26792 * ipa-devirt.c (methods_equal_p): New function.
26793 (compare_virtual_tables): Use it.
26794 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
26795 * cgraphclones.c (clone_function_name_1): Use
26796 symbol_table::symbol_suffix_separator.
26797 * coverage.c (build_var): Likewise.
26798 * symtab.c (symbol_table::symbol_suffix_separator): New.
26800 2016-03-29 Jakub Jelinek <jakub@redhat.com>
26802 PR rtl-optimization/70429
26803 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
26804 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
26805 mode != result_mode.
26808 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
26810 PR tree-optimization/70405
26811 * ssa-iterators.h (num_imm_uses): Add missing braces.
26813 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
26815 PR rtl-optimization/68695
26816 * ira-color.c (allocno_copy_cost_saving): New.
26817 (improve_allocation): Use it.
26819 2016-03-29 Richard Henderson <rth@redhat.com>
26821 PR middle-end/70355
26822 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
26824 2016-03-29 Richard Biener <rguenther@suse.de>
26826 PR middle-end/70424
26827 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
26828 use alignment returned by get_pointer_alignment_1 if it is
26829 bigger than BITS_PER_UNIT.
26830 * builtins.c (get_pointer_alignment_1): Do not return true
26831 for alignment extracted from SSA info.
26833 2016-03-28 James Bowman <james.bowman@ftdichip.com>
26835 * config/ft32/ft32.opt (mnodiv): New.
26836 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
26837 * doc/invoke.texi (FT32 Options -mnodiv): New.
26839 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
26842 * config/i386/i386.md (define_split, andn): Fix modes.
26844 2016-03-26 Richard Biener <rguenther@suse.de>
26845 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26848 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
26850 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
26851 as 2nd argument to cl_optimization_restore().
26853 2016-03-25 Richard Henderson <rth@redhat.com>
26856 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
26857 * config/aarch64/aarch64-protos.h: Declare it.
26858 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
26860 2016-03-25 Alan Modra <amodra@gmail.com>
26863 * config/rs6000/constraints.md (j): Simplify.
26864 * config/rs6000/predicates.md (easy_fp_constant): Exclude
26866 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
26867 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
26868 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
26869 in all constraint alternatives.
26870 (movtd_64bit_nodm): Delete "j" constraint alternative.
26872 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26874 * tree-ssa-propagate.c: Enhance docs for
26875 SSA_PROP_NOT_INTERESTING.
26877 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26879 * doc/extend.texi: Fix typo in documentation to pure attribute.
26881 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
26884 * config/pa/pa.md (bswapdi2): Use a scratch register.
26886 2016-03-24 Richard Henderson <rth@redhat.com>
26888 PR middle-end/69845
26889 * fold-const.c (extract_muldiv_1): Correct test for multiplication
26892 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
26894 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
26895 using ix86_expand_binary_operator instead of gen_andsi3.
26897 2016-03-24 Richard Biener <rguenther@suse.de>
26899 PR tree-optimization/70396
26900 * tree-vect-stmts.c (vectorizable_comparison): Use
26901 get_vectype_for_scalar_type.
26903 2016-03-24 Richard Biener <rguenther@suse.de>
26905 PR middle-end/70370
26906 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
26907 with register bases.
26909 2016-03-24 Richard Biener <rguenther@suse.de>
26911 PR tree-optimization/70372
26912 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
26913 build_all_ones_cst to also handle vector types correctly.
26915 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
26918 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
26921 2016-03-23 Marek Polacek <polacek@redhat.com>
26924 * doc/invoke.texi: Document -Wignored-attributes.
26926 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26928 PR tree-optimization/69042
26929 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
26930 parameter from 30 to 40.
26932 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26934 PR tree-optimization/69042
26935 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
26936 for use with constant offset stripped in base.
26938 2016-03-23 Richard Biener <rguenther@suse.de>
26940 PR middle-end/70251
26941 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
26942 mode compatibility check.
26943 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26945 2016-03-23 Jeff Law <law@redhat.com>
26947 PR tree-optimization/64058
26948 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
26950 (struct ssa_conflicts): Move up earlier in the file.
26951 (conflicts_, var_map_): New static variables.
26952 (initialize_conflict_count): New function to initialize the
26953 CONFLICT_COUNT field for each conflict pair.
26954 (compare_pairs): Lazily initialize the conflict count and use it
26955 as the first tie-breaker.
26956 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
26957 and wipe conflicts_ and map_ around the call to qsort. Remove
26958 special case for 2 coalesce pairs.
26959 * bitmap.c (bitmap_count_unique_bits): New function.
26960 (bitmap_count_bits_in_word): New function, extracted from
26962 (bitmap_count_bits): Use bitmap_count_bits_in_word.
26963 * bitmap.h (bitmap_count_unique_bits): Declare it.
26965 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
26968 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
26969 transparent alias chain for decl assembler name.
26970 * config/sol2.c (solaris_assemble_visibility): Likewise.
26972 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26974 * config/arm/arm1020e.md (1020call_op): Reduce reservation
26976 (v10_fdivs): Likewise.
26977 (v10_fdivd): Likewise.
26979 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26982 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
26983 to not call fclose twice on file.
26985 2016-03-23 Jakub Jelinek <jakub@redhat.com>
26987 PR tree-optimization/70354
26988 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
26989 oprnd0 is wider than oprnd1 and there is a cast from the wider
26990 type to oprnd1, mask it with the mask of the narrower type.
26993 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
26994 Optimize TARGET_STV splitters, if high or low word of last argument
26997 2016-03-22 Jeff Law <law@redhat.com>
27000 tree-ssa-threadbackward.c
27001 (fsm_find_control_statement_thread_paths): Correctly distinguish
27002 between old style jump threads vs FSM jump threads.
27004 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
27007 * config/i386/i386.c (scalar_chain::convert_op): Support
27008 uninitialized register usage case.
27010 2016-03-22 Richard Biener <rguenther@suse.de>
27012 PR middle-end/70251
27013 * genmatch.c (gen_transform): Adjust last parameter to a three-state
27015 (capture::gen_transform): ... to change behavior when substituting
27016 a condition into cond or not-cond expr context.
27017 (dt_simplify::gen_1): Adjust.
27018 * gimple-match-head.c: Include gimplify.h for unshare_expr.
27019 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
27020 last change and instead change to
27021 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
27022 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27024 2016-03-22 Anthony Green <green@moxielogic.com>
27026 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
27027 issue for moxiebox targets.
27028 (CC1PLUS_SPEC): Ditto.
27030 2016-03-22 Richard Biener <rguenther@suse.de>
27032 PR middle-end/70333
27033 * fold-const.c (extract_muldiv_1): Properly perform multiplication
27036 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27038 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
27040 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27043 * config/i386/i386.c (def_builtin): Handle
27044 OPTION_MASK_ISA_AVX512VL to be and-ed with other
27046 (const struct builtin_description bdesc_special_args[]):
27047 Remove duplicate ISA bits.
27049 2016-03-22 Jakub Jelinek <jakub@redhat.com>
27052 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
27053 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
27054 in a way that works also for AVX512BW.
27057 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
27058 instead of source if operands[1] is xmm16 and above and
27059 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
27060 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
27063 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
27064 on assign if (*from_p) is a comparison, set it to
27065 TREE_NO_WARNING (*from_p).
27067 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27069 PR middle-end/70326
27070 * lra.c (restore_scratches): Ignore deleted insns.
27072 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
27073 Jakub Jelinek <jakub@redhat.com>
27075 PR tree-optimization/70317
27076 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
27079 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
27082 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
27083 of ix86_expand_move.
27085 (movti): Use general_operand for operand 1 predicate.
27087 2016-03-21 Martin Liska <mliska@suse.cz>
27089 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
27091 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
27093 2016-03-21 Martin Liska <mliska@suse.cz>
27096 * ipa-icf.c (sem_function::parse): Skip static
27097 constructors and destructors.
27099 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27102 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
27103 function-like macro, peek following token(s) if it is followed
27104 by CPP_OPEN_PAREN token with optional padding in between, and
27105 if not, don't treat it like a macro.
27107 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
27108 Alexander Monakov <amonakov@ispras.ru>
27110 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
27111 for the stabs debug format.
27113 2016-03-21 Richard Biener <rguenther@suse.de>
27115 PR tree-optimization/70310
27116 * tree-vect-generic.c (expand_vector_condition): Fold the built
27119 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
27122 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
27123 Block third alternative for AVX-512VL target,
27125 2016-03-21 Martin Liska <mliska@suse.cz>
27128 * hsa-brig.c (emit_function_directives): Mark unemitted
27129 global variables for emission.
27130 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
27131 (get_symbol_for_decl): Likewise.
27132 * hsa.h (struct hsa_symbol): New flag.
27134 2016-03-21 Richard Biener <rguenther@suse.de>
27136 PR tree-optimization/70288
27137 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
27138 we do not estimate unsimplified all-constant conditionals or
27139 switches as optimized away.
27141 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
27143 PR rtl-optimization/69102
27144 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
27145 when we have a readonly dependency context.
27147 2016-03-18 Jeff Law <law@redhat.com>
27149 PR rtl-optimization/70263
27150 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
27151 (update_equiv_regs): When trying to move a store to after the insn
27152 that sets the source of the store, make sure the store occurs after
27153 the insn that sets the source of the store. When successful note
27154 the REG_EQUIV note created in the dump file.
27156 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
27157 Bernd Schmidt <bschmidt@redhat.com>
27159 * doc/extend.texi: Document more potential problems with basic asms.
27161 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
27163 PR rtl-optimization/70278
27164 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
27167 2016-03-18 Jason Merrill <jason@redhat.com>
27169 * calls.c (load_register_parameters): Fix zero size sibcall logic.
27171 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
27173 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
27174 values to 128b regs.
27176 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27178 PR tree-optimization/70252
27179 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
27180 boolean vector has a proper number of elements.
27181 (supportable_narrowing_operation): Likewise.
27183 2016-03-18 Tom de Vries <tom@codesourcery.com>
27186 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
27188 2016-03-18 Jakub Jelinek <jakub@redhat.com>
27190 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
27191 instead of replace_rtx for DEBUG_INSNs.
27193 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27195 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
27196 load type reservations.
27198 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
27201 * config/pa/constraints.md: Revert 2015-02-13 change. Use
27202 define_constraint for "Q" and "T" constraints.
27204 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
27206 Tweak the pipeline model for Exynos M1
27208 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
27211 2016-03-17 David Malcolm <dmalcolm@redhat.com>
27214 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
27215 where one or both locations aren't within a line_map.
27217 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
27220 * opts.c (finish_options): Don't set flag_pie to the default if
27221 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
27224 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
27226 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
27227 true as ALL_REGS argument to replace_rtx.
27229 2016-03-17 Richard Biener <rguenther@suse.de>
27232 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
27235 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27238 * rtl.h (replace_rtx): Add ALL_REGS argument.
27239 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
27240 equality and assert mode is the same, instead of just rtx pointer
27242 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
27243 true as ALL_REGS argument to replace_rtx.
27245 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
27247 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
27248 for boolean vector with vector mode only.
27249 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27251 2016-03-17 Nick Clifton <nickc@redhat.com>
27254 * config/rx/rx.c (rx_print_integer): Print negative constants in
27257 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27260 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
27262 2016-03-16 Richard Henderson <rth@redhat.com>
27263 Richard Biener <rguenth@suse.de>
27265 PR middle-end/70240
27266 PR middle-end/68215
27268 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
27269 first operand as is_gimple_condexpr.
27271 PR middle-end/70240
27272 PR middle-end/68215
27274 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
27275 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
27276 Do not gimplify the result.
27277 (do_unop): Adjust call to tree_vec_extract.
27278 (do_binop): Likewise.
27279 (do_compare): Likewise.
27280 (do_plus_minus): Likewise.
27281 (do_negate): Likewise.
27282 (expand_vector_condition): Likewise.
27283 (do_cond): Likewise.
27285 2016-03-16 Richard Henderson <rth@redhat.com>
27288 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
27289 (aarch64_classify_address): Use it.
27290 (aarch64_legitimize_address): Force all subexpressions of PLUS
27291 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
27293 2016-03-16 Jakub Jelinek <jakub@redhat.com>
27294 Richard Biener <rguenth@suse.de>
27297 * rtlanal.c (replace_rtx): For REG, if from is a REG,
27298 return to even if only REGNO is equal, and assert
27301 2016-03-11 Jeff Law <law@redhat.com>
27303 PR rtl-optimization/70224
27304 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
27306 2016-03-16 Richard Henderson <rth@redhat.com>
27308 PR middle-end/70199
27309 * function.h (struct function): Add has_forced_label_in_static.
27310 * gimplify.c (force_labels_r): Set it.
27311 * lto-streamer-in.c (input_struct_function_base): Read it.
27312 * lto-streamer-out.c (output_struct_function_base): Write it.
27313 * tree-inline.c (has_label_address_in_static_1): Remove.
27314 (copy_forbidden): Remove fndecl parameter; test
27315 has_forced_label_in_static.
27316 (inline_forbidden_p): Update call to copy_forbidden.
27317 (tree_versionable_function_p): Likewise.
27318 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
27319 (chkp_versioning): Likewise.
27320 * tree-inline.h (copy_forbidden): Update decl.
27322 2016-03-16 Marek Polacek <polacek@redhat.com>
27325 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
27326 function being thunked if the result type doesn't have fixed size.
27327 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
27328 doesn't have fixed size.
27330 2016-03-16 Bin Cheng <bin.cheng@arm.com>
27332 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
27333 reporting malformed loop nest.
27335 2016-03-16 Tom de Vries <tom@codesourcery.com>
27338 * ipa-devirt.c (possible_polymorphic_call_targets): Move
27339 nodes.length () == 1 test to before first nodes[0] access.
27341 2016-03-16 Tom de Vries <tom@codesourcery.com>
27343 PR tree-optimization/68715
27344 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
27345 single_pred_p test.
27347 2016-03-16 Tom de Vries <tom@codesourcery.com>
27349 PR tree-optimization/68809
27350 * graphite-scop-detection.c (same_close_phi_node): Test if result types
27353 2016-03-16 Carlos O'Donell <carlos@redhat.com>
27354 Sandra Loosemore <sandra@codesourcery.com>
27356 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
27357 on leaf attribute. Mention ELF interposition problems.
27359 2016-03-16 Alan Modra <amodra@gmail.com>
27361 PR rtl-optimization/69195
27362 PR rtl-optimization/47992
27363 * ira.c (indirect_jump_optimize): Ignore artificial defs.
27366 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
27369 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
27371 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27373 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
27375 2016-03-15 Jakub Jelinek <jakub@redhat.com>
27377 PR rtl-optimization/70222
27378 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
27379 optimization if mode is different from result_mode, queue up masking
27380 of the result in outer_op. Formatting fix.
27382 PR middle-end/70239
27383 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
27386 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27388 PR rtl-optimization/69032
27389 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
27390 looping backwards over basic block insns.
27392 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27395 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
27396 to non-speculative when propagating trap bits.
27398 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27400 PR rtl-optimization/63384
27401 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
27402 DEBUG_INSN_P insns.
27404 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27407 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
27408 factored out from ...
27409 (sched_analyze_insn): ... here.
27410 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
27411 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
27412 get_implicit_reg_pending_clobbers in it.
27413 (setup_id_reg_sets): Use setup_id_implicit_regs.
27414 (deps_init_id): Ditto.
27416 2016-03-15 Tom de Vries <tom@codesourcery.com>
27419 * cgraph.c (cgraph_node::get_body): Save, reset and restore
27421 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
27422 execute_function_dump.
27423 (execute_one_pass): Don't dump function if it will be dumped after ipa
27426 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
27428 * genrecog.c (match_pattern_2): If pred is NULL don't call
27429 safe_predicate_mode on it.
27431 2016-03-14 Jakub Jelinek <jakub@redhat.com>
27433 PR middle-end/70219
27434 * lra-constraints.c (delete_move_and_clobber): Change assertion
27435 to also allow dregno == 0.
27437 2016-03-14 Richard Henderson <rth@redhat.com>
27440 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
27441 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
27442 (reassociate_bb): Use optimize_vec_cond_expr; avoid
27443 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
27446 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
27449 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
27451 (lra_create_live_ranges_1): initialize hard register biggest_mode to
27453 * lra-constraints.c (split_reg): For hard regs, try to find the
27454 biggest single-register mode used in the function.
27456 2016-03-14 Richard Biener <rguenther@suse.de>
27458 PR tree-optimization/56365
27459 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
27460 constants to compare against.
27462 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
27465 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
27466 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
27467 (define_split for the GPR case): Use int_reg_operand instead of
27468 gpc_reg_operand for the output.
27470 2016-03-14 Tom de Vries <tom@codesourcery.com>
27472 PR tree-optimization/70045
27473 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
27474 create_empty_if_region_on_edge argument.
27476 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
27478 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
27479 (STACK_CHECK_PROTECT): Likewise.
27480 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27481 (STACK_CHECK_PROTECT): Likewise.
27482 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27483 (STACK_CHECK_PROTECT): Likewise.
27484 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
27485 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
27486 (STACK_CHECK_PROTECT): Likewise.
27488 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
27490 PR rtl-optimization/69307
27491 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
27492 registers in modes that span more than one register.
27494 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
27497 * lra-constraints.c (delete_move_and_clobber): New.
27498 (remove_inheritance_pseudos): Use it.
27500 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
27503 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
27504 the libcall is LCT_THROW.
27505 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
27506 for the checking routine.
27508 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27511 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
27512 optimization if we have direct move.
27513 (roundu32<mode>2_fprs): Likewise.
27515 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
27518 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
27520 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
27521 Arguments swapped. All callers changed. Take reg_renumber into
27522 account, and Calculate and compare register ranges for hard regs.
27524 2016-03-11 Jeff Law <law@redhat.com>
27526 PR tree-optimization/70190
27527 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27528 Handle cases where we can not extract the taken edge, even though we
27529 found a constant value.
27531 PR tree-optimization/64058
27532 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
27533 (num_coalesce_pairs): Move up earlier in file.
27534 (find_coalesce_pair): Initialize the INDEX field for each pair
27536 (compare_pairs): No longer sort on the elements in each pair.
27537 Instead break ties with the index of the coalesce pair.
27539 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27542 * config/aarch64/aarch64-protos.h
27543 (aarch64_save_restore_target_globals): New prototype.
27544 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
27545 Call the above when popping pragma.
27546 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
27548 (aarch64_set_current_function): Rewrite using the above.
27550 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27552 PR tree-optimization/70177
27553 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
27554 (extract_ops_from_tree): ... this. In the 2 argument
27555 overload remove _1 suffix.
27556 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
27557 (extract_ops_from_tree): ... this.
27558 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
27560 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
27561 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
27562 extract_ops_from_tree instead of 2 operand one.
27564 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
27566 PR tree-optimization/70013
27567 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
27568 for constant-pool entries.
27570 2016-03-11 Jakub Jelinek <jakub@redhat.com>
27572 PR rtl-optimization/70174
27573 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
27574 followed by gen_lowpart on force_reg instead of just gen_lowpart.
27576 PR tree-optimization/70169
27577 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
27578 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
27581 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27582 Jakub Jelinek <jakub@redhat.com>
27585 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
27586 of uninitialized values.
27588 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27590 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
27592 ("*trunctddd2"): New pattern definition.
27593 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
27596 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27598 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
27599 definitions for BFP and DFP rounding modes.
27600 ("fixuns_truncdddi2", "fixuns_trunctddi2")
27601 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
27602 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
27603 ("fix_trunctf<mode>2"): Use the new constants instead of magic
27606 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27608 * config/s390/constraints.md: Adjust comment.
27609 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
27610 s390_decompose_addrstyle_without_index.
27611 * config/s390/predicates.md (shift_count_or_setmem_operand):
27612 Rename to setmem_operand.
27613 * config/s390/s390-protos.h
27614 (s390_decompose_shift_count): Rename to
27615 s390_decompose_addrstyle_without_index.
27616 * config/s390/s390.c (s390_decompose_shift_count)
27617 (s390_mem_constraint, print_shift_count_operand)
27618 (print_operand_address, print_operand): Rename
27619 s390_decompose_shift_count to
27620 s390_decompose_addrstyle_without_index and rename
27621 print_shift_count_operand to print_addrstyle_operand troughout the
27623 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
27624 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
27625 Rename shift_count_or_setmem_operand to setmem_operand.
27626 * config/s390/vx-builtins.md ("vec_insert<mode>")
27627 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
27630 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27633 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27634 Handle overlapping retval and newval.
27636 2016-03-10 Nick Clifton <nickc@redhat.com>
27639 * config/aarch64/aarch64.c
27640 (aarch64_override_options_after_change_1): When forcing
27641 flag_omit_frame_pointer to be true, use a special value that can
27642 be detected if this function is called again, thus preventing
27643 flag_omit_leaf_frame_pointer from being forced to be false.
27645 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27647 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
27648 Set x_flag_omit_leaf_frame_pointer when handling
27649 -momit-leaf-frame-pointer.
27651 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27654 * cgraph.c (cgraph_node::dump): Dump split_part and
27655 indirect_call_target.
27656 * cgraph.h (cgraph_node): Add indirect_call_target flag.
27657 * ipa.c (has_addr_references_p): Cleanup.
27658 (is_indirect_call_target_p): New.
27659 (walk_polymorphic_call_targets): Do not mark virtuals that may be
27660 called indirectly as local.
27661 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
27663 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27666 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
27667 on cxa_pure_virtual.
27669 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27672 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
27674 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27677 * tree.c (need_assembler_name_p): Only record main variant type names.
27679 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27682 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
27683 Always define to 0 or 1.
27684 (TARGET_FIX_ERR_A53_843419): New macro.
27685 * config/aarch64/aarch64-elf-raw.h
27686 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
27687 * config/aarch64/aarch64-linux.h: Likewise.
27688 * config/aarch64/aarch64.c
27689 (aarch64_override_options_after_change_1): Do not default
27690 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
27692 (aarch64_attributes): Handle fix-cortex-a53-843419.
27693 (aarch64_can_inline_p): Likewise.
27694 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
27696 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
27697 Jakub Jelinek <jakub@redhat.com>
27699 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
27700 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
27701 DECL_COMMONS if flag_unconstrained_commons is set.
27702 * tree-dfa.c (get_ref_base_and_extent): Likewise.
27703 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
27704 (funconstrained-commons): Document.
27706 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
27708 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
27709 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
27711 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
27713 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
27714 has a proper number of elements.
27716 2016-03-10 Alan Modra <amodra@gmail.com>
27718 PR rtl-optimization/69195
27719 PR rtl-optimization/47992
27720 * ira.c (recorded_label_ref): Delete.
27721 (update_equiv_regs): Return void.
27722 (indirect_jump_optimize): New function.
27723 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
27724 before regstat_compute_ri. Don't rebuild_jump_labels here.
27725 Delete update_regstat.
27727 2016-03-10 Richard Biener <rguenther@suse.de>
27729 PR tree-optimization/70128
27730 * tree-ssa-structalias.c (set_uids_in_ptset): Set
27731 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
27733 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27735 PR tree-optimization/70152
27736 * tree-sra.c (replace_removed_params_ssa_names): Copy over
27737 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
27740 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
27741 instead of gen_sse2_loadlpd.
27742 * config/i386/sse.md (*vec_concatv2df): Rename to...
27743 (vec_concatv2df): ... this.
27745 PR tree-optimization/70127
27746 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
27748 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27752 * diagnostic-show-locus.c (compatible_locations_p): New function.
27753 (layout::layout): Sanitize ranges using compatible_locations_p.
27755 2016-03-09 David Malcolm <dmalcolm@redhat.com>
27759 * diagnostic-show-locus.c (layout_range::layout_range): Replace
27760 location_range param with three const expanded_locations * and a
27762 (layout::layout): Replace call to
27763 rich_location::lazily_expand_location with get_expanded_location.
27764 Extract the range and perform location expansion here, passing
27765 the results to the layout_range ctor.
27766 * diagnostic.c (source_range::debug): Delete.
27767 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
27768 of rich_location::get_expanded_location.
27769 * gcc-rich-location.c (get_range_for_expr): Delete.
27770 (gcc_rich_location::add_expr): Reimplement to avoid the
27771 rich_location::add_range overload that took a location_range,
27772 passing a location_t instead.
27774 2016-03-09 Richard Biener <rguenther@suse.de>
27775 Jakub Jelinek <jakub@redhat.com>
27777 PR tree-optimization/70138
27778 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27779 Also skip vect_double_reduction_def.
27781 2016-03-09 Jakub Jelinek <jakub@redhat.com>
27784 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
27785 if the operand is "m".
27787 2016-03-09 Nathan Sidwell <nathan@acm.org>
27789 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
27791 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27793 * config/i386/i386.c (processor_target_table): Fix cost table
27794 intialization order for znver1.
27796 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27798 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
27799 - becuase -> because.
27800 * ipa-reference.c (ignore_module_statics): Likewise.
27801 * cgraph.c (cgraph_node::get_body): Likewise.
27802 * ipa-inline.c (early_inliner): Likewise.
27803 * ipa-devirt.c (types_same_for_odr): Likewise.
27804 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
27805 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
27807 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27809 * tree-ssa-math-opts.c: Fix typo in comment.
27811 2016-03-08 Jakub Jelinek <jakub@redhat.com>
27814 * config/i386/i386.c (scalar_chain::make_vector_copies,
27815 scalar_chain::convert_reg): Call end_sequence in between
27816 get_insns and emit_conversion_insns rather than after both
27819 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
27822 * config/i386/i386.h (machine_function): Add
27823 pc_thunk_call_expanded flag.
27824 (ix86_pc_thunk_call_expanded): New define.
27825 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
27826 (*set_got): Rename insn pattern from set_got.
27827 (*set_got_labelled): Rename inst pattern from set_got_labelled.
27828 * config/i386/i386.c (ix86_compute_frame_layout): Use
27829 ix86_pc_thunk_call_expanded to prevent red-zone.
27831 2016-03-07 Martin Jambor <mjambor@suse.cz>
27833 * hsa.h (hsa_get_ctor_statements): Declare.
27834 (hsa_get_dtor_statements): Likewise.
27835 (hsa_get_kernel_dispatch_type): Likewise.
27836 * hsa.c (hsa_get_ctor_statements): New function.
27837 (hsa_get_dtor_statements): Likewise.
27838 (hsa_get_kernel_dispatch_type): Likewise.
27839 * hsa-brig.c (hsa_cdtor_statements): Removed.
27840 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
27841 hsa_get_dtor_statements.
27842 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
27843 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
27845 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
27847 * config/arm/arm-cores.def (cortex-r8): New.
27848 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
27849 * config/arm/arm-tune.md: Likewise.
27850 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
27852 2016-03-07 Martin Sebor <msebor@redhat.com>
27854 PR rtl-optimization/19705
27855 * doc/invoke.texi (Options That Control Optimization): Clarify
27856 -fno-branch-count-reg.
27858 2016-02-26 Richard Biener <rguenther@suse.de>
27859 Jeff Law <law@redhat.com>
27861 PR tree-optimization/69740
27862 * cfghooks.c (remove_edge): Request loop fixups if we delete
27863 an edge that might turn an irreducible loop into a natural
27865 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
27866 Move after definition of loops_state_clear.
27868 2016-03-07 Bin Cheng <bin.cheng@arm.com>
27870 PR rtl-optimization/69052
27871 * rtlanal.c (commutative_operand_precedence): Set higher precedence
27874 2016-03-07 Tom de Vries <tom@codesourcery.com>
27876 PR tree-optimization/70116
27877 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
27878 is_tm_ending stmts and ubsan/asan internal functions.
27879 (find_duplicate): Use it. Don't test is_tm_ending here.
27881 2016-03-07 Richard Biener <rguenther@suse.de>
27883 PR tree-optimization/70115
27884 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
27885 (propagate_constants_for_unrolling): Use replace_uses_by.
27887 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
27889 PR middle-end/69916
27890 * omp-low.c (struct oacc_loop): Add ifns.
27891 (new_oacc_loop_raw): Initialize it.
27892 (finish_oacc_loop): Clear mask & flags if no ifns.
27893 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
27894 (oacc_loop_xform_loop): Add ifns arg & adjust.
27895 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
27897 2016-03-07 Richard Henderson <rth@redhat.com>
27900 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
27901 (insert_value_copy_on_edge): Likewise.
27903 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27905 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
27907 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27910 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
27912 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27914 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
27916 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27918 Fix sseimul type attribute.
27919 * config/i386/znver1.md
27920 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
27921 znver1_sseimul_avx256_load) : Fix the type attribute.
27922 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
27923 pipe usage and latency.
27925 2016-03-05 Jakub Jelinek <jakub@redhat.com>
27928 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
27929 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
27932 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27935 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
27937 PR rtl-optimization/69941
27938 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
27939 the reg share its mode.
27941 2016-03-04 Jeff Law <law@redhat.com>
27943 PR tree-optimization/69196
27944 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27945 If the both SSA_NAMEs are anonymous, then consider them unassociated
27946 and include the PHI in the statement count.
27948 2016-03-05 Tom de Vries <tom@codesourcery.com>
27950 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
27951 construct in oacc routine. Check for oacc region in oacc routine.
27953 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27956 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
27957 2016-02-22 changes, instead don't recurse if RECUR is already true.
27958 Don't change *dynamic_check if RECUR. Adjust recursive caller
27959 to pass true to the new argument.
27960 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
27963 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
27964 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
27966 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
27968 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27970 PR rtl-optimization/57676
27971 * lra-assigns.c (lra_assign): Guard test for maximum iterations
27972 with flag_checking.
27974 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
27976 * tree-vect-patterns.c (search_type_for_mask): Handle
27977 comparison of booleans.
27979 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27981 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
27985 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
27986 all other ops that have dw_val_class_die_ref operands,
27987 and DW_OP_GNU_entry_value.
27989 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27991 PR rtl-optimization/69904
27992 * config/arm/arm.c (arm_cannot_copy_insn_p):
27993 Return true for load-exclusive instructions.
27995 2016-03-03 Jakub Jelinek <jakub@redhat.com>
27998 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
27999 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
28000 the pattern no matter if it is used just by non-pattern, pattern
28002 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
28003 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28004 oprnd1 def_stmt is in pattern, don't look through it.
28006 2016-03-03 Marek Polacek <polacek@redhat.com>
28008 PR middle-end/70050
28009 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
28011 2016-03-03 Martin Liska <mliska@suse.cz>
28013 PR tree-optimization/70043
28014 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
28015 previous statement if we see a debug statement.
28017 2016-03-03 Richard Biener <rguenther@suse.de>
28019 PR tree-optimization/55936
28020 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
28021 parameter and guard unsafe equivalence use.
28022 (vrp_evaluate_conditional_warnv_with_ops): Always use
28023 safe equivalences but not via the quadratic compare_names
28026 2016-03-03 Michael Collison <michael.collison@linaro.org>
28029 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
28030 for operand 1 to s_register_operand. Change predicate for operand
28031 2 to arm_not_immediate_operand.
28033 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
28035 * doc/tm.texi: Regenerated.
28037 2016-03-02 Richard Henderson <rth@redhat.com>
28040 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
28041 simplification when all args are positive non-fixed registers.
28043 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28045 * target.def (lra_p): Specify that new ports should use LRA.
28047 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28050 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
28051 gimplify_type_sizes the type they refer to.
28052 (omp_notice_variable): Handle reference vars to VLAs.
28053 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
28054 reference to VLA decls in the second pass instead of first pass.
28056 2016-03-02 Tom de Vries <tom@codesourcery.com>
28058 PR tree-optimization/68659
28059 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
28060 new_expr == NULL_TREE.
28061 (get_new_name): Handle ADDR_EXPR.
28063 2016-03-02 Bin Cheng <bin.cheng@arm.com>
28065 PR rtl-optimization/69052
28066 * loop-invariant.c (canonicalize_address): New function.
28067 (inv_can_prop_to_addr_use): Check validity of address expression
28068 which is canonicalized by above function.
28070 2016-03-02 Alan Modra <amodra@gmail.com>
28073 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
28076 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28079 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
28080 (*movhi_internal): Put mask moves from and to memory separately
28081 from moves from/to GPRs.
28083 2016-03-02 Richard Biener <rguenther@suse.de>
28085 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
28086 GENERIC expressions in GIMPLE.
28088 2016-03-02 Richard Biener <rguenther@suse.de>
28090 * config/i386/i386.c (type_natural_mode): Fix typo.
28092 2016-03-02 Nick Clifton <nickc@redhat.com>
28094 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
28096 2016-03-02 Richard Biener <rguenther@suse.de>
28097 Uros Bizjak <ubizjak@gmail.com>
28100 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
28102 2016-03-02 Richard Biener <rguenther@suse.de>
28104 PR middle-end/67278
28105 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
28107 2016-03-02 Marek Polacek <polacek@redhat.com>
28110 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
28111 "is promoted to" warning.
28113 2016-03-01 DJ Delorie <dj@redhat.com>
28115 * config.gcc: Deprecate mep-*.
28117 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
28119 PR middle-end/70025
28120 * lra-constraints.c (regno_val_use_in): New.
28121 (match_reload): Use it instead of regno_use_in.
28123 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28125 PR rtl-optimization/70007
28126 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
28127 references present in REG_EQUAL notes attached to non-SET patterns.
28129 2016-03-01 Jeff Law <law@redhat.com>
28131 PR tree-optimization/69196
28132 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28133 Appropriately clamp the number of statements to copy when the
28134 thread path does not traverse a loop backedge.
28136 PR tree-optimization/69196
28137 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28138 Do count some PHIs in the thread path against the insn count. Decrease
28139 final statement count by one as the control statement in the last
28140 block will get removed. Remove special cased code for handling PHIs
28143 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
28146 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
28147 asm dialect alternatives to explicit GOTPCREL calls.
28149 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28152 * ira.c (do_reload): Issue warning for generic stack checking here...
28153 * reload1.c (reload): ...instead of here and streamline it.
28155 2016-03-01 Nick Clifton <nickc@redhat.com>
28157 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
28159 2016-03-01 Richard Biener <rguenther@suse.de>
28161 PR tree-optimization/69983
28162 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
28163 types and fall back to operand_equal_p.
28165 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28168 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28170 * config/s390/constraints.md ("jm8"): New constraint.
28171 * config/s390/predicates.md ("const_int_8bitset_operand"): New
28173 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
28175 ("*setmem_long<setmem_and>"): New pattern.
28176 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
28178 ("*setmem_long_31z<setmem_and>"): New pattern.
28179 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
28180 New substitution rules with the required attributes.
28183 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28186 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28188 * gensupport.c (process_substs_on_one_elem): Split loop to
28189 complete mark_operands_used_in_match_dup on all expressions in the
28191 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28192 and remove function.
28194 2016-03-01 Richard Biener <rguenther@suse.de>
28196 PR middle-end/70022
28197 * fold-const.c (fold_indirect_ref_1): Fix range checking for
28198 vector BIT_FIELD_REF extract.
28200 2016-03-01 Richard Biener <rguenther@suse.de>
28202 PR tree-optimization/69994
28203 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
28205 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
28207 PR tree-optimization/69956
28208 * tree-vect-stmts.c (supportable_widening_operation): Support
28209 multi-step conversion of boolean vectors.
28210 (supportable_narrowing_operation): Likewise.
28212 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28214 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
28217 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28219 * config/s390/subst.md (DSI_VI): New mode iterator.
28220 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
28221 * config/s390/vector.md ("vec_set<mode>"): Move expander before
28222 the insn definition.
28223 ("*vec_set<mode>"): Change predicate and add alternative to
28224 support only either register or const_int operands as element
28226 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
28228 ("vec_extract<mode>"): New expander.
28229 ("*vec_extract<mode>"): New insn definition supporting reg and
28230 const_int element selectors.
28231 ("*vec_extract<mode>_plus"): New insn definition supporting
28232 reg+const_int element selectors.
28233 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
28234 following expander+insn definition.
28235 ("<vec_shifts_name><mode>3"): New expander.
28236 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
28238 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28240 * config/s390/s390.md ("*tabort_1"): Change predicate to
28241 nonmemory_operand. Add a second alternative to cover
28242 register as well as const int operands.
28243 ("*tabort_1_plus"): New pattern definition.
28245 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28247 * config/s390/s390.md ("*ashrdi3_cc_31")
28248 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
28249 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
28250 Merge insn definitions into ...
28251 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28252 New pattern definition.
28253 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
28254 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
28255 ("*ashr<mode>3_and"): Merge insn definitions into ...
28256 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28257 New pattern definition.
28258 * config/s390/subst.md ("addr_style_op_cc_subst")
28259 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
28260 substitutions patterns plus attributes.
28261 Add ashiftrt to SUBST iterator.
28263 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28265 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
28266 op2 to nonmemory_operand.
28267 ("*<shift>di3_31", "*<shift>di3_31_and"):
28268 Merge into single pattern definition ...
28269 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
28270 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
28271 pattern definition ...
28272 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
28273 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
28276 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28278 * config/s390/predicates.md (const_int_6bitset_operand): New
28280 * config/s390/s390.md: Include subst.md.
28281 ("rotl<mode>3"): New expander.
28282 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
28284 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
28285 * config/s390/subst.md: New file.
28287 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28289 * config/s390/s390.md ("op_type", "atype", "length" attributes):
28290 Remove RRR type. It doesn't really exist.
28291 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
28293 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
28294 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
28295 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
28296 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
28297 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
28298 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
28299 `enabled' attribute.
28301 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28303 * gensupport.c (process_substs_on_one_elem): Split loop to
28304 complete mark_operands_used_in_match_dup on all expressions in the
28306 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28307 and remove function.
28309 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28312 * config/sparc/sparc.c (NWORDS_UP): Rename to...
28313 (CEIL_NWORDS): ...this. Use CEIL macro.
28314 (compute_fp_layout): Adjust to above renaming.
28315 (function_arg_union_value): Likewise.
28316 (sparc_arg_partial_bytes): Likewise.
28317 (sparc_function_arg_advance): Likewise.
28319 2016-02-29 Jeff Law <law@redhat.com>
28321 PR tree-optimization/70005
28322 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
28323 where an object with a boolean range is compared against a value
28326 PR tree-optimization/69999
28327 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
28328 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
28331 2016-02-29 Richard Biener <rguenther@suse.de>
28333 PR tree-optimization/69994
28334 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
28335 (get_unary_op): Look through nop conversions.
28336 (ops_equal_values_p): New function, look for equality diregarding
28338 (eliminate_plus_minus_pair): Use ops_equal_values_p
28339 (repropagate_negates): Do not use get_unary_op here.
28341 2016-02-29 Martin Liska <mliska@suse.cz>
28343 * system.h: Poison ENABLE_CHECKING macro.
28345 2016-02-29 Martin Liska <mliska@suse.cz>
28347 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
28348 is presented in dump flags.
28349 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28350 (hsa_regalloc): Likewise.
28352 2016-02-19 Richard Biener <rguenther@suse.de>
28354 PR tree-optimization/69980
28355 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
28356 permutation of those we need to keep.
28358 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28361 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
28362 (NWORDS_UP): ...this
28363 (init_cumulative_args): Minor tweaks.
28364 (sparc_promote_function_mode): Likewise.
28365 (scan_record_type): Delete.
28366 (traverse_record_type): New function template.
28367 (classify_data_t): New structure type.
28368 (classify_registers): New inline function.
28369 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
28370 exhausted. Instantiate traverse_record_type on classify_registers and
28371 deal with the case of a structure passed in slot #15 with no FP field
28373 (assign_data_t): New structure type.
28374 (compute_int_layout): New static function.
28375 (compute_fp_layout): Likewise.
28376 (count_registers): New inline function.
28377 (assign_int_registers): New static function.
28378 (assign_fp_registers): Likewise.
28379 (assign_registers): New inline function.
28380 (function_arg_record_value_1): Delete.
28381 (function_arg_record_value_2): Likewise.
28382 (function_arg_record_value_3): Likewise.
28383 (function_arg_record_value): Adjust to above changes. Instantiate
28384 traverse_record_type on count_registers to first count the number of
28385 registers to be used and then on assign_registers to assign them.
28386 (function_arg_union_value): Adjust to above renaming.
28387 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
28388 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
28389 case of a structure passed in slot #15
28390 (sparc_function_arg_advance): Likewise.
28391 (function_arg_padding): Minor tweak.
28393 2016-02-29 Richard Biener <rguenther@suse.de>
28395 PR tree-optimization/69720
28396 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
28397 the adjustment_def path for possibly vectorized defs.
28398 (vect_create_epilog_for_reduction): Handle vectorized initial
28401 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
28403 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
28405 2016-02-27 Jeff Law <law@redhat.com>
28408 2016-02-26 Richard Biener <rguenther@suse.de>
28409 Jeff Law <law@redhat.com>
28411 PR tree-optimization/69740
28412 * cfghooks.c (remove_edge): Request loop fixups if we delete
28413 an edge that might turn an irreducible loop into a natural
28416 2016-02-27 Jakub Jelinek <jakub@redhat.com>
28418 PR rtl-optimization/69896
28419 * tree-vect-generic.c (get_compute_type): Avoid single element
28422 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
28424 Rename the AArch64 tuning option and related functions to enable the
28425 Newton series for the reciprocal square root to reflect its
28426 approximative characteristic.
28428 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
28429 function to "aarch64_emit_approx_rsqrt".
28430 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
28431 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
28432 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
28433 (xgene1_tunings): Likewise.
28434 (use_rsqrt_p): Likewise.
28435 (aarch64_emit_swrsqrt): Use new function name.
28436 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
28437 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
28438 text explaining this option.
28439 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
28441 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28444 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
28445 complain about -mallow-movmisalign without -mvsx if
28446 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
28448 2016-02-26 Joel Sherrill <joel@rtems.org>
28450 * config.gcc: Add x86_64-*-rtems*.
28451 * config/i386/rtems-64.h: New file.
28453 2016-02-26 Joel Sherrill <joel@rtems.org>
28455 * config.gcc: Add aarch64-*-rtems*.
28456 * config/aarch64/rtems.h: New file.
28458 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
28461 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
28462 shift amount using %h. Add comment.
28464 2016-02-26 Richard Biener <rguenther@suse.de>
28465 Jeff Law <law@redhat.com>
28467 PR tree-optimization/69740
28468 * cfghooks.c (remove_edge): Request loop fixups if we delete
28469 an edge that might turn an irreducible loop into a natural
28472 2016-02-26 Martin Jambor <mjambor@suse.cz>
28474 PR middle-end/69920
28475 * tree-sra.c (sra_modify_assign): Do not remove loads of
28476 uninitialized aggregates to SSA_NAMEs.
28478 2016-02-26 Richard Henderson <rth@redhat.com>
28481 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
28482 pseudo in case the target rtx matches the source of the left
28485 2016-02-26 Martin Jambor <mjambor@suse.cz>
28488 * hsa.h (hsa_type_packed_p): Declare.
28489 * hsa.c (hsa_type_packed_p): New function.
28490 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
28492 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
28493 * hsa-brig.c (emit_basic_insn): Likewise.
28495 2016-02-26 Martin Jambor <mjambor@suse.cz>
28498 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
28500 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
28502 2016-02-26 Martin Jambor <mjambor@suse.cz>
28504 * hsa.h (is_a_helper): New overload for hsa_op_immed for
28505 hsa_op_with_type operands.
28506 (hsa_unsigned_type_for_type): Declare.
28507 * hsa.c (hsa_unsigned_type_for_type): New function.
28508 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
28509 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
28510 the finalizer. Do not emit extra move.
28512 2016-02-26 Martin Jambor <mjambor@suse.cz>
28514 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
28515 atomic operations in private segment.
28517 2016-02-26 Martin Jambor <mjambor@suse.cz>
28519 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
28520 statements to wi->info. Also disallow omp simd constructs.
28521 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
28522 for not gridifying. Dump special string for omp_for.
28524 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28527 * config/aarch64/aarch64.c (aarch64_set_current_function):
28528 Save/restore target globals when switching to
28529 target_option_default_node.
28531 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28534 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
28535 Return 0 if !SHIFT_COUNT_TRUNCATED.
28537 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28538 Eric Botcazou <ebotcazou@adacore.com>
28540 PR rtl-optimization/69891
28541 * dse.c (scan_insn): If we can't figure out memset arguments
28542 or they are non-constant, call clear_rhs_from_active_local_stores.
28544 2016-02-26 Martin Liska <mliska@suse.cz>
28546 * doc/extend.texi: Mention clog10, clog10f an clog10l
28547 in Builtins section.
28549 2016-02-26 Martin Liska <mliska@suse.cz>
28551 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
28553 (resolve_args_picking_1): Likewise.
28554 * dwarf2out.h (struct GTY): Likewise.
28556 2016-02-26 Martin Liska <mliska@suse.cz>
28558 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
28559 with flag_checking.
28560 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28562 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
28563 Martin Liska <mliska@suse.cz>
28565 * doc/install.texi: Mention --enable-valgrind-annotations.
28567 2016-02-26 Richard Biener <rguenther@suse.de>
28569 PR tree-optimization/69551
28570 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
28571 looking through aliases adjust DECL_PT_UID to refer to the
28572 ultimate alias target.
28574 2016-02-25 Martin Liska <mliska@suse.cz>
28576 PR middle-end/69919
28577 * alloc-pool.c (after_memory_report): New variable.
28578 * alloc-pool.h (base_pool_allocator ::release): Do not use
28579 the infrastructure if after_memory_report.
28580 * toplev.c (toplev::main): Mark after memory report.
28582 2016-02-25 Richard Biener <rguenther@suse.de>
28584 PR tree-optimization/48795
28585 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
28587 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
28590 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
28591 offloading is enabled and -fopenacc or -fopenmp is specified.
28592 (CRTOFFLOADEND): Likewise.
28593 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
28594 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
28595 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
28596 (offload_objects_file_name): New static var.
28597 (tool_cleanup): Remove offload_objects_file_name file.
28598 (find_offloadbeginend): Replace with ...
28599 (find_crtoffloadtable): ... this.
28600 (run_gcc): Remove offload_argc and offload_argv.
28601 Get offload_objects_file_name from -foffload-objects=... option.
28602 Read names of object files with offload from this file, pass them to
28603 compile_images_for_offload_targets. Don't call find_offloadbeginend and
28604 don't pass offloadbegin and offloadend to the linker. Don't pass
28605 offload non-LTO files to the linker, because now they're not claimed.
28607 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
28610 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28611 on builtin_unreachable.
28613 2016-02-25 Jakub Jelinek <jakub@redhat.com>
28615 PR rtl-optimization/69896
28616 * regcprop.c: Include cfgrtl.h.
28617 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
28618 than remembered mode, either delete it (if noop_move_p), or
28619 treat like copy_p but not noop_p instruction.
28621 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28624 * dwarf2out.c (gen_variable_die): Work around buggy LTO
28625 - allow NULL decl for Fortran DW_TAG_common_block variables.
28627 2016-02-24 Jason Merrill <jason@redhat.com>
28629 * common.opt (flifetime-dse): Add -flifetime-dse=1.
28631 2016-02-24 Richard Biener <rguenther@suse.de>
28632 Jakub Jelinek <jakub@redhat.com>
28634 PR middle-end/69760
28635 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
28636 conditionally executed ops to well-defined overflow behavior.
28638 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28640 PR middle-end/69915
28641 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
28644 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28646 PR rtl-optimization/69886
28647 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
28648 argument. Use it when checking validity of set instructions.
28649 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
28650 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
28652 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
28653 * store-motion.c (find_moveable_store): Update
28654 can_assign_to_reg_without_clobbers_p callsite.
28656 2016-02-24 Richard Biener <rguenther@suse.de>
28658 PR middle-end/68963
28659 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
28661 (record_nonwrapping_iv): Do not fall back to the low/high bound
28662 for non-constant IV bases if the stmt is not always executed.
28664 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28666 * config/arm/arm-cores.def (cortex-a32): New entry.
28667 * config/arm/arm-tables.opt: Regenerate.
28668 * config/arm/arm-tune.md: Regenerate.
28669 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
28670 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
28671 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
28672 for -mcpu and -mtune.
28674 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28677 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
28678 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
28679 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
28680 (atomic_loaddi_1): Delete.
28681 (atomic_loaddi): Rewrite expander using the above changes.
28683 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28686 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
28689 2016-02-24 Jakub Jelinek <jakub@redhat.com>
28690 Richard Biener <rguenth@suse.de>
28692 PR middle-end/69909
28693 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
28694 set_mem_attributes if tem is SSA_NAME which got expanded
28697 2016-02-24 Richard Biener <rguenther@suse.de>
28699 PR tree-optimization/69907
28700 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
28701 end of permutations for BB vectorization.
28703 2016-02-24 Christian Bruel <christian.bruel@st.com>
28705 * config/arm/arm-c.c (arm_option_override): Initialize
28706 target_option_current_node.
28707 * config/arm/arm.c (arm_pragma_target_parse): Replace
28708 build_target_option_node call by target_option_current_node.
28709 Set target_option_current_node.
28712 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
28715 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
28716 define_insn_and_split to define_insn.
28717 (zero_extendqi<mode>2_dot2): Same.
28718 (extendqi<mode>2_dot): Same.
28719 (extendqi<mode>2_dot2): Same.
28721 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28723 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
28724 and add bypass for AES{D,E} and AESMC pairs.
28725 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
28728 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
28730 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
28731 series for reciprocal square root in Exynos M1.
28733 2016-02-23 Martin Sebor <msebor@redhat.com>
28736 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
28737 __builtin_alloca_with_align.
28739 2016-02-23 Richard Henderson <rth@redhat.com>
28741 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
28742 (ix86_register_pragmas): Remove __seg_tls.
28743 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
28744 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
28745 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
28746 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
28747 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
28748 * doc/extend.texi (__seg_tls): Remove item.
28750 2016-02-23 Richard Biener <rguenther@suse.de>
28752 * alloc-pool.h (struct allocation_object): Make id member
28753 conditional on CHECKING_P again.
28754 (get_instance): Adjust.
28755 (base_pool_allocator): Likewise.
28757 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
28759 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
28760 (parallelize_loops): In OpenACC kernels mode, set n_threads to
28762 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
28764 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
28766 2016-02-23 Richard Biener <rguenther@suse.de>
28768 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
28769 * bitmap.h (struct bitmap_usage): Likewise.
28770 (bitmap_move): Declare.
28771 * bitmap.c (register_overhead): Take size_t argument.
28772 (bitmap_move): New function.
28773 * df-problems.c (df_rd_transfer_function): Use bitmap_move
28774 to properly account overhead.
28775 * tree.c (free_node): Use tree_size.
28777 2016-02-23 Jakub Jelinek <jakub@redhat.com>
28780 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
28781 when inverting comparison.
28784 * common.opt (Wunreachable-code): Add Warning flag.
28786 2016-02-23 Mark Wielaard <mjw@redhat.com>
28787 Jakub Jelinek <jakub@redhat.com>
28790 * cgraphunit.c (check_global_declaration): Check main_input_filename
28791 and DECL_SOURCE_FILE are not NULL.
28793 2016-02-23 Martin Jambor <mjambor@suse.cz>
28795 PR tree-optimization/69666
28796 * tree-sra.c (sra_modify_assign): Do not attempt to create
28797 default_def replacements for unscalarizable regions.
28799 2016-02-20 Mark Wielaard <mjw@redhat.com>
28802 * cgraphunit.c (check_global_declaration): Check level of
28803 warn_unused_const_variable and main_input_filename.
28804 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
28805 (-Wunused-variable): For C implies -Wunused-const-variable=1.
28806 (-Wunused-const-variable): Explain levels 1 and 2.
28808 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28811 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
28812 identical arguments. Formatting and spelling fixes.
28815 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
28820 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
28821 and m68k-devices.def.
28822 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
28823 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
28825 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
28827 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
28828 and HImode registers.
28830 2016-02-22 Richard Biener <rguenther@suse.de>
28832 PR tree-optimization/69882
28833 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
28834 preserve permutations present because of gaps.
28835 (vect_supported_load_permutation_p): Always continue checking
28836 permutations after vect_attempt_slp_rearrange_stmts.
28838 2016-02-22 Bin Cheng <bin.cheng@arm.com>
28840 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
28841 min_profitable_estimate, rather than min_profitable_iters.
28843 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28846 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
28847 SImode for last match_operand.
28849 2016-02-22 Martin Liska <mliska@suse.cz>
28851 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
28852 return bitsize - 1 as the return value.
28854 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
28858 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
28859 Handle negative shift counts.
28860 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
28861 force_reg on the shift constant.
28862 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
28863 (lshrsi3_d): Handle negative shift counts.
28865 2016-02-22 Richard Biener <rguenther@suse.de>
28866 Tom de Vries <tom@codesourcery.com>
28868 * graph.c: Include dumpfile.h.
28869 (print_graph_cfg): Split into three overloads.
28870 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
28872 2016-02-22 Tom de Vries <tom@codesourcery.com>
28874 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
28877 2016-02-22 Richard Biener <rguenther@suse.de>
28880 * ipa-inline-transform.c (inline_call): When not updating
28881 overall summaries adjust self size by the growth estimate.
28882 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
28883 hash-set, do not update overall summaries here. Renamed from ...
28884 (inline_to_all_callers): ... this which is now wrapping the
28885 above and performing delayed overall summary update.
28886 (early_inline_small_functions): Delay updating of the overall
28889 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
28891 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
28894 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28897 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
28898 :%* in %:gt() argument.
28899 (greater_than_spec_func): Adjust for expecting only numbers,
28900 if there are more than two numbers, compare the last two.
28902 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
28904 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
28905 -Wnarrowing with -std.
28907 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28910 * expr.c (store_field): Don't use bit-field path if exp is
28911 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
28912 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
28913 and the assignment can be performed by bitwise copy. Formatting
28916 PR middle-end/69838
28917 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
28918 call copy_reg_eh_region_note_forward on before and/or after sequences
28919 and remove note from insn if it no longer can throw.
28922 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
28923 if TARGET_AVX512BW.
28925 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28927 * config/s390/vector.md: Add missing commutative operand markers
28928 to the patterns which qualify for one.
28929 * config/s390/vx-builtins.md: Likewise.
28931 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28933 * config/s390/vector.md (VI, VI_QHS): Add single element vector
28934 types to mode iterators.
28935 (vec_double): ... and mode attribute.
28936 * config/s390/vx-builtins.md (non_vec_int): Likewise.
28938 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28940 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
28941 Change the predicate of op2 from nonimmediate to general and let
28942 reload fix it if necessary.
28944 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28946 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
28948 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28950 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
28953 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28955 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
28956 * config/s390/s390.c (s390_expand_vec_movstr): New function.
28957 * config/s390/s390.md ("movstr<P:mode>"): Call
28958 s390_expand_vec_movstr.
28960 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28962 * config/s390/s390.md: Add missing output modifier for operand 1
28963 to print it as address properly.
28965 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28967 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
28968 * config/s390/2964.md: New file.
28969 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
28970 of insn grouping attributes depending on the CPU level.
28971 (s390_get_unit_mask): New function.
28972 (s390_sched_score): Remove the OOO from the scheduling macros.
28973 Add loop to calculate a score for the instruction mix.
28974 (s390_sched_reorder): Likewise plus improve debug output.
28975 (s390_sched_variable_issue): Rename macros as above. Calculate
28976 the unit distances after actually scheduling an insn. Improve
28978 (s390_sched_init): Clear last_scheduled_unit_distance array.
28979 * config/s390/s390.md: Include 2964.md.
28981 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28984 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
28985 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
28986 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
28987 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
28988 *avx512f_<code>v8div16qi2_mask_1): New insns.
28990 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
28993 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
28996 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
28997 earlyclobber from target. Use wF constraint for fused memory
28999 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
29001 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29002 Martin Liska <mliska@suse.cz>
29005 * cfgexpand.c (asan_sanitize_stack_p): New function.
29006 (partition_stack_vars): Use the function.
29007 (expand_stack_vars): Likewise.
29008 (defer_stack_allocation): Likewise.
29009 (expand_used_vars): Likewise.
29011 2016-02-18 Richard Biener <rguenther@suse.de>
29013 PR middle-end/69553
29014 * fold-const.c (operand_equal_p): Properly compare offsets for
29015 IMAGPART_EXPR and ARRAY_REF.
29017 2016-02-18 Nick Clifton <nickc@redhat.com>
29021 * config/arm/arm.c (arm_option_override_internal): Disable
29022 interworking if the target does not support thumb instructions.
29023 (arm_reload_in_hi): Handle the case where a register to register
29024 move needs reloading because there is no simple pattern to handle
29026 (arm_reload_out_hi): Likewise.
29028 2016-02-18 Richard Biener <rguenther@suse.de>
29030 PR middle-end/69854
29031 * match.pd: Don't use fold_binary or fold_unary for folding
29034 2016-02-17 Jakub Jelinek <jakub@redhat.com>
29037 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
29038 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
29039 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
29040 warn on gimple_no_warning_p statements.
29042 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
29044 * doc/extend.texi (C++ Attributes): Correct description of
29045 warn_unused type attribute.
29047 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29049 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
29050 correct instruction.
29052 2016-02-17 Richard Biener <rguenther@suse.de>
29054 PR rtl-optimization/69609
29055 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
29056 (find_traces_1_round): When ending a trace update cached priority
29058 (bb_to_key): Use cached priority when available.
29059 (copy_bb): Initialize cached priority.
29060 (reorder_basic_blocks_software_trace_cache): Likewise.
29062 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29065 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
29067 (aarch64_comparison_operator): Break overly long line into two.
29068 (aarch64_comparison_operation): Likewise.
29069 * config/aarch64/aarch64.md (cstorecc4): Use
29070 aarch64_comparison_operator_mode instead of
29071 aarch64_comparison_operator.
29072 (cstore<mode>4): Likewise.
29073 (aarch64_cstore<mode>): Likewise.
29074 (*cstoresi_insn_uxtw): Likewise.
29075 (cstore<mode>_neg): Likewise.
29076 (*cstoresi_neg_uxtw): Likewise.
29078 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29081 * config/arm/predicates.md (arm_comparison_operator_mode):
29083 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
29084 instead of arm_comparison_operator.
29085 (*mov_negscc): Likewise.
29086 (*mov_notscc): Likewise.
29087 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
29088 (*thumb2_mov_negscc): Likewise.
29089 (*thumb2_mov_negscc_strict_it): Likewise.
29090 (*thumb2_mov_notscc): Likewise.
29091 (*thumb2_mov_notscc_strict_it): Likewise.
29093 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
29095 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
29096 Add missing return.
29098 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
29100 * config/visium/visium.c (machine_libfunc_index): New enum.
29101 (machine_libfuncs): New structure.
29102 (visium_libfuncs): New static variable.
29103 (TARGET_INIT_LIBFUNCS): Define to...
29104 (visium_init_libfuncs): ...this. New function.
29105 (expand_block_move_4): Use the appropriate libfunc.
29106 (expand_block_move_2): Likewise.
29107 (expand_block_move_1): Likewise.
29108 (expand_block_set_4): Likewise.
29109 (expand_block_set_2): Likewise.
29110 (expand_block_set_1): Likewise.
29111 (visium_trampoline_init): Likewise.
29113 2016-02-17 Nick Clifton <nickc@redhat.com>
29115 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
29116 TI's devices.csv file as of March 2016.
29118 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
29121 * opts-global.c (handle_common_deferred_options): Introduce and
29122 initialize two global variables to remember command-line options
29123 specifying a stack-limiting register.
29124 * opts.h: Add extern declarations of the two new global variables.
29125 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
29126 variable based on the values of the two new global variables.
29128 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29131 * common.opt (Wnonnull-compare): New warning.
29132 * doc/invoke.texi (-Wnonnull): Remove text about comparison
29133 of arguments against NULL.
29134 (-Wnonnull-compare): Document.
29135 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
29136 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
29137 * passes.def (pass_warn_nonnull_compare): Add.
29138 * gimple-ssa-nonnull-compare.c: New file.
29140 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29142 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
29143 AARCH64_EXTRA_TUNE_RECIP_SQRT.
29145 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29147 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
29148 reciprocal sqrt for -mlow-precision-recip-sqrt.
29150 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29151 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29153 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
29154 always use lane loads to construct non-constant vectors.
29156 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29158 * config/aarch64/aarch64.md
29159 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
29160 constraints for operand 3.
29161 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
29163 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29164 Richard Biener <rguenther@suse.de>
29166 PR tree-optimization/69820
29167 * tree-vect-patterns.c (type_conversion_p): Return false if
29168 *orig_type is unsigned single precision or boolean.
29169 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
29172 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29174 PR rtl-optimization/69764
29175 PR rtl-optimization/69771
29176 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
29177 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
29179 2016-02-16 Richard Biener <rguenther@suse.de>
29181 PR tree-optimization/69776
29182 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
29184 (indirect_refs_may_alias_p): Likewise.
29185 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
29186 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
29187 according to tbaa_p.
29188 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
29189 (optimize_stmt): For redundant store discovery do not allow tbaa.
29191 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
29193 PR tree-optimization/69714
29194 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
29195 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
29197 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
29199 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
29200 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
29201 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
29202 * config/arc/arc.c (arc_init): Check FPU options.
29203 (get_arc_condition_code): Handle new CC_FPU* modes.
29204 (arc_select_cc_mode): Likewise.
29205 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
29206 register pair only. Allow access for ARCv2 accumulator.
29207 (gen_compare_reg): Whenever we have FPU support use FPU compare
29209 (arc_reorg): Don't generate brcc insns when FPU compare
29210 instructions are involved.
29211 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
29212 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
29213 floating point emulation.
29214 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
29215 (REVERSE_CONDITION): Add new CC_FPU* modes.
29216 (TARGET_FP_SP_BASE): Define.
29217 (TARGET_FP_DP_BASE): Likewise.
29218 (TARGET_FP_SP_FUSED): Likewise.
29219 (TARGET_FP_DP_FUSED): Likewise.
29220 (TARGET_FP_SP_CONV): Likewise.
29221 (TARGET_FP_DP_CONV): Likewise.
29222 (TARGET_FP_SP_SQRT): Likewise.
29223 (TARGET_FP_DP_SQRT): Likewise.
29224 (TARGET_FP_DP_AX): Likewise.
29225 * config/arc/arc.md (ARCV2_ACC): New constant.
29226 (type): New fpu type attribute.
29227 (SDF): Conditional iterator.
29228 (cstore<mode>, cbranch<mode>): Change expand condition.
29229 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
29230 handles FPU/FPX cases as well.
29231 * config/arc/arc.opt (mfpu): New option.
29232 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
29234 (adddf3, muldf3, subdf3): Removed.
29235 * config/arc/predicates.md (proper_comparison_operator): Recognize
29237 * config/arc/fpu.md: New file.
29238 * doc/invoke.texi (ARC Options): Document mfpu option.
29240 2016-02-16 Richard Biener <rguenther@suse.de>
29242 PR rtl-optimization/69291
29243 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
29244 noce_operand_ok check.
29246 2016-02-16 Tom de Vries <tom@codesourcery.com>
29249 * omp-low.c (simd_clone_create): Remove call to
29250 symtab->call_cgraph_insertion_hooks.
29252 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29254 PR tree-optimization/69802
29255 * tree-ssa-reassoc.c (update_range_test): If op is
29256 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
29257 op == 1 test of precision 1 integral op, otherwise handle
29258 that case as op itself. Fix up formatting.
29259 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
29262 2016-02-16 Richard Biener <rguenther@suse.de>
29264 PR tree-optimization/69586
29265 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
29266 types for conversion sources.
29268 2016-02-16 Richard Biener <rguenther@suse.de>
29270 PR middle-end/69801
29271 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
29272 mask OEP_ADDRESS_OF.
29274 2016-02-16 Alan Modra <amodra@gmail.com>
29277 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
29278 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
29279 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
29281 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
29282 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
29283 (p8_fmrgow_<mode>): Likewise.
29284 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
29286 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
29287 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
29288 to use movdi_internal64. Remove op0_di.
29289 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
29291 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
29293 Add support for the FCCMP insn types
29295 * config/aarch64/aarch64.md (fccmp): Change insn type.
29296 (fccmpe): Likewise.
29297 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
29298 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
29299 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
29300 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
29301 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
29302 * config/arm/types.md (fccmps): Add new insn type.
29303 (fccmpd): Likewise.
29305 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
29307 * alias.c (get_alias_set): Fix a typo in comment.
29309 2016-02-15 Richard Biener <rguenther@suse.de>
29311 PR tree-optimization/69595
29312 * match.pd: Complete range test simplification to true.
29314 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
29316 PR rtl-optimization/69648
29317 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
29318 pic_offset_table_rtx.
29320 PR rtl-optimization/69752
29321 * ira.c (update_equiv_regs): When looking for more than a single SET,
29322 also take other side effects into account.
29324 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29326 * config/s390/s390.c (s390_function_profiler): Add a new sequence
29327 for z900+ CPUs in 31-bit mode.
29329 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29331 * common/config/s390/s390-common.c (s390_supports_split_stack):
29333 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
29334 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
29335 * config/s390/s390.c (struct machine_function): New field
29336 split_stack_varargs_pointer.
29337 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
29338 in s390_emit_prologue.
29339 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
29341 (morestack_ref): New global.
29342 (SPLIT_STACK_AVAILABLE): New macro.
29343 (s390_expand_split_stack_prologue): New function.
29344 (s390_live_on_entry): New function.
29345 (s390_va_start): Use split-stack vararg pointer if appropriate.
29346 (s390_asm_file_end): Emit the split-stack note sections.
29347 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
29348 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
29349 (UNSPECV_SPLIT_STACK_CALL): New unspec.
29350 (UNSPECV_SPLIT_STACK_DATA): New unspec.
29351 (split_stack_prologue): New expand.
29352 (split_stack_space_check): New expand.
29353 (split_stack_data): New insn.
29354 (split_stack_call): New expand.
29355 (split_stack_call_*): New insn.
29356 (split_stack_cond_call): New expand.
29357 (split_stack_cond_call_*): New insn.
29359 2016-02-15 Richard Biener <rguenther@suse.de>
29361 PR tree-optimization/69783
29362 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29363 Add trivially correct cases.
29365 2016-02-15 Tom de Vries <tom@codesourcery.com>
29368 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
29370 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
29372 2016-02-15 Richard Biener <rguenther@suse.de>
29374 PR tree-optimization/69776
29375 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
29376 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
29377 indicate whether we can use TBAA to disambiguate against stores.
29378 Use alias-set zero if not.
29379 (visit_reference_op_store): Do not use TBAA when looking up
29381 * tree-ssa-pre.c (compute_avail): Use TBAA here.
29382 (eliminate_dom_walker::before_dom_children): But not when looking
29383 up redundant stores.
29385 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
29387 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
29389 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29391 * config/i386/znver1.md
29392 (znver1_pop, znver1_pop_mem,
29393 znver1_load_imov_double_store,
29394 znver1_load_imov_direct_store,
29395 znver1_load_imov_direct_load,
29396 znver1_load_imov_double_load): Add new.
29397 (znver1_insn, znver1_insn_load): Add icmov type.
29398 (znver1_sseavx_fma,
29399 znver1_sseavx_fma_load,
29401 znver1_avx256_fma_load): Fix pipe usage.
29403 2016-02-14 Alan Modra <amodra@gmail.com>
29406 * reload.c (find_reloads_address_1): For pre/post-inc/dec
29407 with an invalid hard reg, reload just the reg not the entire
29408 pre/post-inc/dec address expression.
29410 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29413 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
29414 fixed R1_REG scratch reg.
29415 (sibcall_value_pcrel_fdpic): Likewise.
29417 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29421 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
29423 2016-02-12 Walter Lee <walt@tilera.com>
29425 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
29426 * config/tilegx/t-tilegx: Likewise.
29428 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29431 * diagnostic-show-locus.c (struct line_span): New struct.
29432 (layout::get_first_line): Delete.
29433 (layout::get_last_line): Delete.
29434 (layout::get_num_line_spans): New member function.
29435 (layout::get_line_span): Likewise.
29436 (layout::print_heading_for_line_span_index_p): Likewise.
29437 (layout::get_expanded_location): Likewise.
29438 (layout::calculate_line_spans): Likewise.
29439 (layout::m_first_line): Delete.
29440 (layout::m_last_line): Delete.
29441 (layout::m_line_spans): New field.
29442 (layout::layout): Update comment. Replace m_first_line and
29443 m_last_line with m_line_spans, replacing their initialization
29444 with a call to calculate_line_spans.
29445 (diagnostic_show_locus): When printing source lines and
29446 annotations, rather than looping over a single span
29447 of lines, instead loop over each line_span within
29448 the layout, with an inner loop over the lines within them.
29449 Call the context's start_span callback when changing line spans.
29450 * diagnostic.c (diagnostic_initialize): Initialize start_span.
29451 (diagnostic_build_prefix): Break out the building of the location
29452 part of the string into...
29453 (diagnostic_get_location_text): ...this new function, rewriting
29454 it from nested ternary expressions to a sequence of "if"
29456 (default_diagnostic_start_span_fn): New function.
29457 * diagnostic.h (diagnostic_start_span_fn): New typedef.
29458 (diagnostic_context::start_span): New field.
29459 (default_diagnostic_start_span_fn): New prototype.
29461 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29464 * gcc.c (driver::finalize): Fix cleanup of "specs".
29466 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29470 * gcc.c (driver::driver): Initialize m_option_suggestions.
29471 (driver::~driver): Clean up m_option_suggestions.
29472 (suggest_option): Convert to...
29473 (driver::suggest_option): ...this, and split out into
29474 driver::build_option_suggestions and find_closest_string.
29475 (driver::build_option_suggestions): New function, from
29476 first half of suggest_option. Special-case
29477 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
29478 the sanitizer_opts array. For options of enum types, add the
29479 various enum values to the candidate strings.
29480 (driver::handle_unrecognized_options): Remove "const".
29481 * gcc.h (driver::handle_unrecognized_options): Likewise.
29482 (driver::build_option_suggestions): New decl.
29483 (driver::suggest_option): New decl.
29484 (driver::m_option_suggestions): New field.
29485 * opts-common.c (add_misspelling_candidates): New function.
29486 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
29487 and make non-static.
29488 * opts.h (sanitizer_opts): New array decl.
29489 (add_misspelling_candidates): New function decl.
29490 * spellcheck.c (find_closest_string): New function.
29491 * spellcheck.h (find_closest_string): New function decl.
29493 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29495 PR rtl-optimization/69764
29496 PR rtl-optimization/69771
29497 * optabs.c (expand_binop_directly): For shift_optab_p, force
29498 convert_modes with VOIDmode if xop1 has VOIDmode.
29500 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
29503 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
29504 to correctly determine instrumentation thunks.
29506 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29509 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
29510 type by reference, force lhs on the call.
29513 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
29514 Compute retval and retbnd early in all cases if split_part_return_p
29515 and return_bb is not EXIT. Remove all clobber stmts and reset
29516 all debug stmts that refer to SSA_NAMEs defined in split part,
29517 except if it is retval, in that case replace the old retval with the
29518 lhs of the call to the split part.
29520 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29523 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29525 PR middle-end/66726
29526 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29527 whose result is used in PHI.
29528 (maybe_optimize_range_tests): Likewise.
29529 (final_range_test_p): Likweise.
29531 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29533 PR middle-end/66726
29534 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29535 whose result is used in PHI.
29536 (maybe_optimize_range_tests): Likewise.
29537 (final_range_test_p): Likweise.
29539 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29541 * cgraph.c: Spelling fixes - behaviour -> behavior and
29542 neighbour -> neighbor.
29543 * target.def: Likewise.
29544 * sel-sched.c: Likewise.
29545 * config/mips/mips.c: Likewise.
29546 * config/arc/arc.md: Likewise.
29547 * config/arm/cortex-a57.md: Likewise.
29548 * config/arm/arm.c: Likewise.
29549 * config/arm/neon.md: Likewise.
29550 * config/arm/arm-c.c: Likewise.
29551 * config/vms/vms-c.c: Likewise.
29552 * config/s390/s390.c: Likewise.
29553 * config/i386/znver1.md: Likewise.
29554 * config/i386/i386.c: Likewise.
29555 * config/ia64/hpux-unix2003.h: Likewise.
29556 * config/msp430/msp430.md: Likewise.
29557 * config/rx/rx.c: Likewise.
29558 * config/rx/rx.md: Likewise.
29559 * config/aarch64/aarch64-simd.md: Likewise.
29560 * config/aarch64/aarch64.c: Likewise.
29561 * config/nvptx/nvptx.c: Likewise.
29562 * config/bfin/bfin.c: Likewise.
29563 * config/cris/cris.opt: Likewise.
29564 * config/rs6000/rs6000.c: Likewise.
29565 * target.h: Likewise.
29566 * spellcheck.c: Likewise.
29567 * ira-build.c: Likewise.
29568 * tree-inline.c: Likewise.
29569 * builtins.c: Likewise.
29570 * lra-constraints.c: Likewise.
29571 * explow.c: Likewise.
29572 * hwint.h: Likewise.
29573 * targhooks.c: Likewise.
29574 * tree-vect-data-refs.c: Likewise.
29575 * expr.c: Likewise.
29576 * doc/tm.texi: Likewise.
29577 * doc/extend.texi: Likewise.
29578 * doc/install.texi: Likewise.
29579 * doc/md.texi: Likewise.
29580 * tree-ssa-tail-merge.c: Likewise.
29581 * sched-int.h: Likewise.
29582 * match.pd: Likewise.
29583 * sched-ebb.c: Likewise.
29584 * target.def (omit_struct_return_reg): Likewise.
29585 * gimple-ssa-isolate-paths.c: Likewise.
29586 (find_implicit_erroneous_behaviour): Renamed to...
29587 (find_implicit_erroneous_behavior): ... this.
29588 (find_explicit_erroneous_behaviour): Renamed to...
29589 (find_explicit_erroneous_behavior): ... this.
29590 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
29592 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
29594 PR rtl-optimization/64682
29595 PR rtl-optimization/69567
29596 PR rtl-optimization/69737
29597 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
29598 in I2 as well, just lose it.
29600 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29602 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
29604 (aarch64_last_printed_tune_string): Likewise.
29605 (aarch64_declare_function_name): Only output .arch assembler
29606 directive if it will be different from the previously output
29607 directive. Same for .tune comment but only if -dA is set.
29608 (aarch64_start_file): New function.
29609 (TARGET_ASM_FILE_START): Define.
29611 2016-02-11 David Malcolm <dmalcolm@redhat.com>
29614 * Makefile.in (PLUGIN_HEADERS): Add params.list.
29616 2016-02-11 Jakub Jelinek <jakub@redhat.com>
29619 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
29620 -Wmaybe-uninitialized warning.
29622 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
29625 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
29627 2016-02-11 Richard Biener <rguenther@suse.de>
29629 PR rtl-optimization/69291
29630 * ifcvt.c (noce_try_store_flag_constants): Do not allow
29631 subexpressions affected by changing the result.
29633 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
29636 * lra-constraints.c (curr_insn_transform): Find in/out operands
29637 for secondary memory moves. Update dups.
29639 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
29641 PR tree-optimization/69652
29642 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
29643 to nested loop, did source re-formatting, skip debug statements,
29644 add check on statement with volatile operand, remove dead scalar
29647 2016-02-10 Jakub Jelinek <jakub@redhat.com>
29648 Patrick Palka <ppalka@gcc.gnu.org>
29652 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
29653 calls if the return type is TREE_ADDRESSABLE.
29654 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
29655 * ipa-split.c (split_function): Fix doubled "we" in comment.
29656 Use void return type for the split part even if
29657 !split_point->split_part_set_retval.
29659 2016-02-10 Bin Cheng <bin.cheng@arm.com>
29661 PR tree-optimization/68021
29662 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
29663 when computing the value of biv cand by itself.
29665 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29667 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
29668 (cortexa57_tunings): Likewise.
29669 (cortexa72_tunings): Likewise.
29670 (arch_macro_fusion_pair_p): Add support for AES fusion.
29671 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
29672 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
29673 Allow virtual registers before reload so early scheduling works.
29674 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
29675 correct latency and pipeline.
29676 (cortex_a57_crypto_complex): Likewise.
29677 (cortex_a57_crypto_xor): Likewise.
29678 (define_bypass): Add AES bypass.
29680 2016-02-10 Richard Biener <rguenther@suse.de>
29682 PR tree-optimization/69726
29683 * passes.def: Add DCE pass before late uninit.
29684 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
29685 really fixup if-conversions job.
29687 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
29689 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
29690 (arm_cortex_a57_tune): Likewise.
29691 (aarch_macro_fusion_pair_p): Add support for AES fusion.
29692 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
29694 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
29696 * timevar.def (TV_PHASE_DBGINFO): Delete.
29697 (TV_PHASE_CHECK_DBGINFO): Likewise.
29698 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
29700 2016-02-10 Richard Biener <rguenther@suse.de>
29702 PR tree-optimization/69719
29703 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29704 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
29706 2016-02-09 Andrew Pinski <apinski@cavium.com>
29709 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
29710 get_vcond_mask_icode returns false.
29712 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
29715 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
29716 an ADDIS that adds a pointer to a large constant that sets the
29717 upper16 bits with a load operation.
29719 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29722 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
29724 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
29726 (vzipq_s16): Likewise.
29727 (vzipq_s32): Likewise.
29728 (vzipq_f32): Likewise.
29729 (vzipq_u8): Likewise.
29730 (vzipq_u16): Likewise.
29731 (vzipq_u32): Likewise.
29732 (vzipq_p8): Likewise.
29733 (vzipq_p16): Likewise.
29735 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
29738 * config/arm/arm.c (neon_endian_lane_map): New function.
29739 (neon_vector_pair_endian_lane_map): New function.
29740 (arm_evpc_neon_vuzp): Allow for big endian lane order.
29741 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
29743 (vuzpq_s16): Likewise.
29744 (vuzpq_s32): Likewise.
29745 (vuzpq_f32): Likewise.
29746 (vuzpq_u8): Likewise.
29747 (vuzpq_u16): Likewise.
29748 (vuzpq_u32): Likewise.
29749 (vuzpq_p8): Likewise.
29750 (vuzpq_p16): Likewise.
29752 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
29755 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
29758 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
29760 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
29761 truncate const_int operand 1 to QImode.
29763 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
29765 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
29766 corresponding to an abnormal edge.
29768 2016-02-09 Tom de Vries <tom@codesourcery.com>
29770 PR tree-optimization/69599
29771 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
29773 (find_func_aliases_for_builtin_call, find_func_clobbers)
29774 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
29777 2016-02-09 Richard Biener <rguenther@suse.de>
29779 PR tree-optimization/69715
29780 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
29781 LHS on calls as non-rewritable.
29783 2016-02-09 Tom de Vries <tom@codesourcery.com>
29786 * lto-wrapper.c (append_diag_options): New function.
29787 (compile_offload_image): Call append_diag_options.
29789 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
29792 * doc/extend.texi (Flag Output Operands): Correct sectioning.
29793 Minor copy-edit to fix verb tenses.
29795 2016-02-08 Jakub Jelinek <jakub@redhat.com>
29797 PR tree-optimization/69209
29798 * ipa-split.c (split_function): If split part is not
29799 returning retval, retval has gimple type but is not
29800 gimple value, force it into a SSA_NAME first.
29802 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
29804 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
29807 2016-02-08 Jason Merrill <jason@redhat.com>
29810 * convert.c (convert_to_integer_1): Check dofold on truncation
29812 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
29813 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
29814 Rename from *_nofold.
29815 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
29816 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
29818 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
29821 * tree.c (build_common_tree_nodes): Remove short_double argument.
29822 All callers changed.
29823 * tree.h (build_common_tree_nodes): Adjust declaration.
29824 * doc/invoke.texi (-fshort-double): Remove documentation.
29825 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
29826 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
29827 * lto-wrapper.c (merge_and_complain, append_compiler_options)
29828 (append_linker_options): Don't handle OPT_fshort_double.
29830 PR rtl-optimization/68730
29831 * lra-remat.c (insn_to_cand_activation): New static variable.
29832 (lra_remat): Allocate and free it.
29833 (create_cand): New arg activation. Initialize a field in
29834 insn_to_cand_activation if it is nonnull.
29835 (create_cands): Pass the activation insn to create_cand when making
29836 a candidate involving an output reload. Reorganize code a little.
29837 (do_remat): Keep track of active status of candidates in a separate
29840 2016-02-08 Richard Biener <rguenther@suse.de>
29842 PR tree-optimization/69719
29843 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29844 Properly use absolute of the difference of the two offsets to
29845 compare or adjust the segment length.
29847 2016-02-08 Richard Biener <rguenther@suse.de>
29848 Jeff Law <law@redhat.com>
29851 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
29852 types for anonymous SSA names.
29854 2016-02-08 Richard Biener <rguenther@suse.de>
29856 PR rtl-optimization/69274
29857 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
29859 2016-02-08 Jeff Law <law@redhat.com>
29861 PR tree-optimization/65917
29862 * tree-ssa-dom.c (record_temporary_equivalences): Record both
29863 equivalences from if (x == y) style conditionals.
29864 (loop_depth_of_name): Remove.
29865 (record_equality): Remove loop depth check.
29866 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
29867 (const_and_copies::record_const_or_copy_raw): New member function.
29868 * tree-ssa-scopedtables.c
29869 (const_and_copies::record_const_or_copy_raw): New, factored out of
29870 (const_and_copies::record_const_or_copy): Call new member function.
29872 2016-02-05 Jeff Law <law@redhat.com>
29874 PR tree-optimization/68541
29875 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
29876 (count_stmts_in_block): New function.
29877 (poor_ifcvt_candidate_code): Likewise.
29878 (is_feasible_trace): Add some heuristics to determine when path
29879 splitting is profitable.
29880 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
29881 is a diamond with a single exit.
29883 2016-02-05 Martin Sebor <msebor@redhat.com>
29886 * doc/invoke.texi: Update -Wplacement-new to take an optional
29889 2016-02-06 Richard Henderson <rth@redhat.com>
29892 * tree.c (tree_nop_conversion_p): Do not strip casts into or
29893 out of non-standard address spaces.
29895 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29897 PR rtl-optimization/69691
29898 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
29900 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
29902 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
29903 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
29904 (*ieee128_mfvsrd_64bit): Likewise.
29905 (*ieee128_mfvsrd_32bit): Likewise.
29907 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
29911 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29913 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
29914 instrumented_version.
29916 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
29918 * doc/invoke.texi (Optimize Options): In table of --param options
29919 rename second occurrence of tracer-min-branch-ratio to
29920 tracer-min-branch-probability, rename
29921 tracer-min-branch-ratio-feedback to
29922 tracer-min-branch-probability-feedback and clarify description,
29923 rename sched-spec-state-edge-prob-cutoff to
29924 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
29925 to selsched-insns-to-rename, rename lto-minpartition to
29926 lto-min-partition, delete reorder-blocks-duplicate and
29927 reorder-blocks-duplicate-feedback.
29929 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29931 * config/s390/s390.c (s390_register_info_set_ranges): Remove
29934 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
29936 * doc/extend.texi: S/390: Correct some typos.
29938 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29940 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
29942 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29945 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
29946 (s390_register_info_gprtofpr): Use new macros above.
29947 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
29949 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
29950 its name. Adjust restore and save gpr ranges.
29951 (s390_register_info_set_ranges): New function.
29952 (s390_register_info): Use new macros above. Call
29953 s390_register_info_set_ranges.
29954 (s390_optimize_register_info): Likewise.
29955 (s390_hard_regno_rename_ok): Use new macros.
29956 (s390_hard_regno_scratch_ok): Likewise.
29957 (s390_emit_epilogue): Likewise.
29958 (s390_can_use_return_insn): Likewise.
29959 (s390_optimize_prologue): Likewise.
29960 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
29962 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29965 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
29967 (ix86_option_override_internal): Disable TARGET_STV even for
29968 -m{incoming,preferred}-stack-boundary=3.
29970 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29972 * config.gcc: Mark deprecated rtems targets as obsolete.
29974 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
29976 PR rtl-optimization/64682
29977 PR rtl-optimization/69567
29978 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
29979 before I2 only if the register is both used and set in I2.
29981 2016-02-04 DJ Delorie <dj@redhat.com>
29983 * config/msp430/msp430.c (msp430_start_function): Add function type.
29985 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29988 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
29990 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
29992 PR rtl-optimization/69577
29994 2015-10-29 Richard Henderson <rth@redhat.com>
29998 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
29999 sse check to the exact conditions of PR 67609.
30001 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30004 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
30005 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
30006 not allowed into the traditional Altivec registers.
30007 (movtd_64bit_nodm): Likewise.
30008 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
30010 2016-02-04 David Malcolm <dmalcolm@redhat.com>
30012 * config/aarch64/cortex-a57-fma-steering.c
30013 (aarch64_register_fma_steering): Remove "static" from arguments
30016 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
30019 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
30020 twice when complex.
30022 2016-02-04 Mike Frysinger <vapier@gentoo.org>
30024 * doc/invoke.texi: Delete -mno-fma4.
30026 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
30028 PR rtl-optimization/69577
30029 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
30030 (find_subregs_of_mode): Update accordingly. Iterate over partial
30033 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
30035 * config/arm/arm-protos.h (neon_reinterpret): Remove.
30036 * config/arm/arm.c (neon_reinterpret): Remove.
30037 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
30038 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
30039 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
30040 vreinterpretti): Remove.
30041 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
30042 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
30043 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
30044 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
30045 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
30046 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
30047 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
30048 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
30049 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
30050 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
30051 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
30052 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
30053 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
30054 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
30055 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
30056 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
30057 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
30058 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
30059 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
30060 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
30061 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
30062 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
30063 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
30064 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
30065 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
30066 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
30067 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
30068 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
30069 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
30070 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
30071 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
30072 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
30073 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
30074 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
30075 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
30076 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
30077 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
30078 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
30079 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
30080 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
30081 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
30082 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
30083 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
30084 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
30085 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
30086 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
30087 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
30088 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
30089 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
30090 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
30091 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
30092 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
30093 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
30094 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
30095 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
30096 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
30097 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
30098 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
30099 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
30100 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
30101 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
30102 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
30103 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
30104 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
30105 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
30106 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
30107 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
30108 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
30109 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
30110 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
30111 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
30112 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
30113 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
30114 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
30115 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
30116 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
30117 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
30118 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
30119 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
30120 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
30121 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
30122 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
30123 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
30124 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
30125 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
30126 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
30127 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
30128 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
30129 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
30130 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
30131 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
30132 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
30133 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
30134 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
30135 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
30136 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
30137 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
30138 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
30139 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
30140 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
30141 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
30142 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
30143 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
30145 2016-02-04 Martin Liska <mliska@suse.cz>
30148 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
30149 that are gimple_store_p.
30150 (maybe_instrument_call): Likewise.
30152 2016-02-04 Bin Cheng <bin.cheng@arm.com>
30154 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
30155 register scaling out of memory reference and comment why.
30157 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30161 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
30162 folding the source of a SET.
30164 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30168 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
30169 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
30171 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
30175 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
30178 2016-02-04 Christian Bruel <christian.bruel@st.com>
30180 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
30181 * config/arm/arm.c (arm_set_current_function): Likewise.
30183 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30184 Ilya Enkovich <enkovich.gnu@gmail.com>
30185 H.J. Lu <hongjiu.lu@intel.com>
30188 * config/i386/i386.c (convert_scalars_to_vector): Remove
30189 stack alignment fixes.
30190 (ix86_option_override_internal): Disable TARGET_STV if stack
30191 might not be aligned enough.
30192 (ix86_minimum_alignment): Assert that TARGET_STV is false.
30194 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
30196 * config/i386/x86-tune.def: Disable default prefetching
30199 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
30200 Vladimir Makarov <vmakarov@redhat.com>
30203 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
30204 in validating fused toc addresses.
30206 2016-02-03 Jakub Jelinek <jakub@redhat.com>
30209 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
30210 range->m_caret fields if range->m_show_caret_p is false.
30213 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30214 Force oldval into register if it does not satisfy reg_or_short_operand
30215 predicate. Fix up formatting.
30217 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
30218 Alexandre Oliva <aoliva@redhat.com>
30221 * lra-constraints.c (simplify_operand_subreg): Check additionally
30222 address validity after potential reloading.
30223 (process_address_1): Check insns validity. In case of failure do
30226 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
30229 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
30232 2016-02-02 Jakub Jelinek <jakub@redhat.com>
30234 * wide-int.cc (canonize_uhwi): New function.
30235 (wi::divmod_internal): Use it.
30237 2016-02-02 James Norris <jnorris@codesourcery.com>
30239 * gimplify.c (omp_notice_variable): Add usage check.
30241 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
30243 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
30244 like LE, GE, LT, GT when emitting relational operator.
30246 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30248 * ira-costs.c (find_costs_and_classes): Add extra argument.
30249 * target.def (ira_change_pseudo_allocno_class): Add parameter.
30250 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
30251 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
30252 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
30253 Add best_class parameter, and return it if not ALL_REGS.
30254 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
30256 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
30257 Update target hook.
30259 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30261 * config/aarch64/aarch64.c
30262 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
30263 (aarch64_ira_change_pseudo_allocno_class): New function.
30265 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
30268 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
30270 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
30272 * config/avr/avr.c (avr_option_override): Set
30273 PARAM_ALLOW_STORE_DATA_RACES to 1.
30275 2016-02-02 Richard Biener <rguenther@suse.de>
30277 PR tree-optimization/69595
30278 * match.pd: Add range test simplifications to true/false.
30280 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
30282 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
30283 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
30286 2016-02-02 Richard Biener <rguenther@suse.de>
30288 PR tree-optimization/69606
30289 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
30290 info on the result before moving a stmt.
30292 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
30294 PR middle-end/68542
30295 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
30296 branch with vector comparison.
30297 * config/i386/sse.md (VI48_AVX): New mode iterator.
30298 (define_expand "cbranch<mode>4): Add support for conditional branch
30299 with vector comparison.
30300 * tree-vect-loop.c (optimize_mask_stores): New function.
30301 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
30302 has_mask_store field of vect_info.
30303 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
30304 vectorized loops having masked stores after vec_info destroy.
30305 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
30306 correspondent macros.
30307 (optimize_mask_stores): Add prototype.
30309 2016-02-02 Alan Modra <amodra@gmail.com>
30312 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
30315 2016-02-02 Alan Modra <amodra@gmail.com>
30318 * config/rs6000/rs6000.c (need_toc_init): New var, set it
30319 whenever toc_label_name used.
30320 (rs6000_file_start): Don't set up toc section here,
30321 (rs6000_output_function_epilogue): do so here instead,
30322 (rs6000_xcoff_file_start): and here.
30323 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
30324 (load_toc_aix_di): Likewise.
30326 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30328 PR rtl-optimization/69592
30329 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
30330 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
30331 (num_sign_bit_copies_binary_arith_p): New inline function.
30332 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
30334 2016-02-01 Jeff Law <law@redhat.com>
30336 PR tree-optimization/69580
30337 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
30338 * tree-ssa-threadbackward.c
30339 (fsm_find_control_statement_thread_paths): Do not try to walk
30340 through large PHI nodes.
30342 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30344 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
30345 when count is incremented above limit, don't analyze further
30348 * omp-low.c (oacc_parse_default_dims): Avoid
30349 -Wsign-compare warning, make sure value fits into int
30350 rather than just unsigned int.
30352 2016-02-01 Bin Cheng <bin.cheng@arm.com>
30354 PR tree-optimization/67921
30355 * fold-const.c (split_tree): New parameters. Convert pointer
30356 type variable part to proper type before negating.
30357 (fold_binary_loc): Pass new arguments to split_tree.
30359 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
30361 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
30362 (nvptx_goacc_validate_dims): Extend to handle global defaults.
30363 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
30364 * doc/tm.texti: Rebuilt.
30365 * doc/invoke.texi (fopenacc-dim): Document.
30366 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
30367 (append_compiler_options): Likewise.
30368 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
30369 (oacc_parse_default_dims): New.
30370 (oacc_validate_dims): Add USED arg. Select non-unity default when
30372 (oacc_loop_fixed_partitions): Return mask of used partitions.
30373 (oacc_loop_auto_partitions): Emit dump info.
30374 (oacc_loop_partition): Return mask of used partitions.
30375 (execute_oacc_device_lower): Parse default dimension arg. Adjust
30376 loop partitioning and validation calls.
30378 2016-02-01 Richard Biener <rguenther@suse.de>
30380 PR middle-end/69556
30381 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
30383 2016-02-01 Richard Biener <rguenther@suse.de>
30385 PR tree-optimization/69574
30386 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
30387 of asserting return chrec_dont_know.
30389 2016-02-01 Martin Liska <mliska@suse.cz>
30391 * mem-stats-traits.h: Add copyright header.
30392 * mem-stats.h: Likewise.
30394 2016-02-01 Richard Biener <rguenther@suse.de>
30396 PR tree-optimization/69579
30397 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
30398 Do not propagate through abnormal PHI results.
30400 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
30402 * postreload.c (reload_cse_simplify): Remove dead code.
30404 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30406 PR rtl-optimization/69570
30407 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
30408 if there is more than one set, not if there is a single set.
30410 2016-02-01 Richard Henderson <rth@redhat.com>
30413 * combine.c (make_compound_operation): When looking through a
30414 subreg, make sure to re-extend to the width of the outer mode.
30416 2016-01-30 Jakub Jelinek <jakub@redhat.com>
30418 PR tree-optimization/69546
30419 * wide-int.cc (wi::divmod_internal): For unsigned division
30420 where both operands fit into uhwi, if o1 is 1 and o0 has
30421 msb set, if divident_prec is larger than bits per hwi,
30422 clear another quotient word and return 2 instead of 1.
30423 Similarly for remainder with msb in HWI set, if dividend_prec
30424 is larger than bits per hwi.
30426 2016-01-29 Martin Jambor <mjambor@suse.cz>
30428 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
30429 Use short lowercase names.
30430 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
30431 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
30432 acq_rel one. Protect warning agains segfaults if
30433 get_memory_order_name returns NULL.
30434 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
30435 with release semantics. Do not warn if get_memory_order already did.
30436 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
30437 semantics. Fix check for relaxed or acquire semantics. Do not warn
30438 if get_memory_order already did.
30440 2016-01-29 Sebastian Pop <s.pop@samsung.com>
30442 * doc/install.texi: Document that isl-0.16 is supported.
30444 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
30447 * config/i386/constraints.md (Bm): Describe as special memory
30449 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
30450 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30451 * genpreds.c (struct constraint_data): Add is_special_memory.
30452 (have_special_memory_constraints, special_memory_start): New
30454 (special_memory_end): Ditto.
30455 (add_constraint): Add new arg is_special_memory. Add code to
30456 process its true value. Update have_special_memory_constraints.
30457 (process_define_constraint): Pass the new arg.
30458 (process_define_register_constraint): Ditto.
30459 (choose_enum_order): Process special memory.
30460 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
30461 function insn_extra_special_memory_constraint.
30462 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30463 * gensupport.c (process_rtx): Process
30464 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30465 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
30466 * ira-lives.c (single_reg_class): Use
30467 insn_extra_special_memory_constraint.
30468 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
30469 * lra-constraints.c (process_alt_operands): Ditto.
30470 (curr_insn_transform): Use insn_extra_special_memory_constraint.
30471 * recog.c (asm_operand_ok, preprocess_constraints): Process
30473 * reload.c (find_reloads): Ditto.
30474 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
30475 * stmt.c (parse_input_constraint): Use
30476 insn_extra_special_memory_constraint.
30478 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30481 * lra-splill.c (lra_final_code_change): Revert r229087 by
30482 removing all sub-registers.
30484 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
30487 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
30489 2016-01-29 Jakub Jelinek <jakub@redhat.com>
30492 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
30493 SSE1, copy target into the temporary reg first before recursing
30496 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30498 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
30501 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30503 * ginclude/stdarg.h: Test __cplusplus instead of
30504 __GXX_EXPERIMENTAL_CXX0X__.
30506 2016-01-29 Richard Biener <rguenther@suse.de>
30508 PR tree-optimization/69547
30509 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
30510 Do not mark clobbers necessary.
30511 (mark_all_reaching_defs_necessary_1): Likewise.
30513 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30515 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
30516 declaration name with %qs and print it in both error messages.
30517 Also fix indentation.
30519 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30522 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
30523 trailing blank line from error message.
30525 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30528 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
30531 2016-01-29 Richard Biener <rguenther@suse.de>
30533 PR middle-end/69537
30534 * match.pd: Allow all integral types when simplifying a
30535 widening or sign-changing conversion.
30537 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30539 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
30540 back to setting codegen_error to fail codegen.
30542 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
30545 * config/i386/constraints.md (C): Only accept constant zero operand.
30546 (BC): New constraint.
30547 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
30548 instead of C constraint.
30549 * doc/md.texi (Machine Constraints): Update description
30552 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
30555 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
30557 2016-01-28 Jakub Jelinek <jakub@redhat.com>
30559 PR middle-end/69542
30560 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
30563 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
30565 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
30566 branches if using guessed profile.
30568 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
30570 * graphite-optimize-isl.c (optimize_isl): Fix dump.
30572 2016-01-28 Richard Henderson <rth@redhat.com>
30575 * config/aarch64/aarch64-modes.def (CC_Cmode): New
30576 * config/aarch64/aarch64-protos.h: Update.
30577 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
30578 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
30579 (aarch64_get_condition_code_1): Handle CC_Cmode.
30580 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
30581 (*add<mode>3_compareC_cconly_imm): New.
30582 (*add<mode>3_compareC_cconly): New.
30583 (*add<mode>3_compareC_imm): New.
30584 (add<mode>3_compareC): New.
30585 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
30586 to be first. Use aarch64_carry_operation.
30587 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
30588 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
30589 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
30590 (subti3): Use subdi3_compare1.
30591 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
30592 (sub<mode>3_compare1): New.
30593 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
30594 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
30595 (*subsi3_carryin_uxtw): Likewise.
30596 (*ngc<mode>, *ngcsi_uxtw): Likewise.
30597 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
30598 * config/aarch64/iterators.md (DWI): New.
30599 * config/aarch64/predicates.md (aarch64_carry_operation): New.
30600 (aarch64_borrow_operation): New.
30602 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30604 * graphite-optimize-isl.c (optimize_isl): Print a different debug
30605 message when isl does not return a valid schedule.
30607 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30609 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
30610 Remove comments from class declarations: they are already in the code
30613 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30615 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
30617 (ternary_op_to_tree): Same.
30618 (unary_op_to_tree): Same.
30619 (nary_op_to_tree): Same.
30620 (gcc_expression_from_isl_expr_op): Same.
30621 (gcc_expression_from_isl_expression): Same.
30622 (graphite_create_new_loop): Same.
30623 (graphite_create_new_loop_guard): Same.
30624 (build_iv_mapping): Same.
30625 (graphite_create_new_guard): Same.
30626 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
30627 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
30629 2016-01-28 Sebastian Pop <s.pop@samsung.com>
30631 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
30632 instead of setting codegen_error to fail codegen.
30634 2016-01-28 Jason Merrill <jason@redhat.com>
30636 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
30638 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30640 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
30641 Remove CONST_INT_P check in CCMP cost calculation.
30643 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30645 * config/aarch64/aarch64.c (generic_vector_cost):
30646 Set vec_permute_cost.
30647 (cortexa57_vector_cost): Likewise.
30648 (exynosm1_vector_cost): Likewise.
30649 (xgene1_vector_cost): Likewise.
30650 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
30651 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
30652 Add vec_permute_cost entry.
30654 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
30656 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
30658 (add<mode>3_compare0): Likewise.
30659 (addsi3_compare0_uxtw): Likewise.
30660 (add<mode>3nr_compare0): Likewise.
30661 (compare_neg<mode>): Likewise.
30662 (<optab><mode>3): Likewise.
30664 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
30666 * tree-vect-stmts.c (vectorizable_comparison): Add
30667 NULL check for vectype.
30669 2016-01-28 Richard Biener <rguenther@suse.de>
30671 PR tree-optimization/69466
30672 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
30673 Account for PHIs we couldn't duplicate.
30675 2016-01-28 Martin Liska <mliska@suse.cz>
30678 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
30679 instead of ENABLE_VALGRIND_CHECKING.
30681 2016-01-27 Richard Henderson <rth@redhat.com>
30684 * lra-remat.c (subreg_regs): New.
30685 (dump_candidates_and_remat_bb_data): Dump it.
30686 (operand_to_remat): Reject if operand in subreg_regs.
30687 (set_bb_regs): Collect subreg_regs.
30688 (lra_remat): Init and free subreg_regs. Compute
30689 calculate_local_reg_remat_bb_data before create_cands.
30691 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
30694 * config/i386/i386.c (ix86_update_stack_boundary): Don't
30695 change stack_alignment_needed for __tls_get_addr call.
30697 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
30699 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
30701 2016-01-27 Jeff Law <law@redhat.com>
30703 PR tree-optimization/68398
30704 PR tree-optimization/69196
30705 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
30706 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
30707 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30708 Only count PHIs in the last block in the path. The others will
30709 const/copy propagate away. Add heuristic to allow more irreducible
30710 subloops to be created when it is likely profitable to do so.
30712 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30713 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
30714 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
30716 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30719 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
30720 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
30721 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
30722 * tree-streamer-in.c: Include asan.h.
30723 (streamer_get_builtin_tree): For builtins in sanitizer
30724 range call initialize_sanitizer_builtins and retry.
30726 2016-01-27 Ian Lance Taylor <iant@google.com>
30728 * common.opt (fkeep-gc-roots-live): New undocumented option.
30729 * tree-ssa-loop-ivopts.c (add_candidate_1): If
30730 -fkeep-gc-roots-live, skip pointers.
30731 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
30734 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
30737 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
30738 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
30740 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
30743 * configure.ac: NetBSD provides SSP in its C library.
30744 * configure: Updated.
30746 2016-01-27 Richard Biener <rguenther@suse.de>
30748 PR tree-optimization/69166
30749 * tree-vect-loop.c (vect_is_simple_reduction): Always check
30750 reduction code for commutativity / associativity.
30752 2016-01-27 Martin Jambor <mjambor@suse.cz>
30754 PR tree-optimization/69355
30755 * tree-sra.c (analyze_access_subtree): Correct hole detection when
30756 total_scalarization fails.
30758 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
30760 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
30763 2016-01-27 Christian Bruel <christian.bruel@st.com>
30766 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
30767 Move arm_reset_previous_fndecl and set_target_option_current_node in
30768 the conditional part. Call save_restore_target_globals.
30769 * config/arm/arm.c (arm_set_current_function):
30770 Refactor to better support #pragma target and attribute mix.
30771 Call save_restore_target_globals.
30772 * config/arm/arm-protos.h (save_restore_target_globals): New function.
30774 2016-01-27 Martin Liska <mliska@suse.cz>
30776 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
30777 reference for an HSA kernel and its host function.
30779 2016-01-27 Jakub Jelinek <jakub@redhat.com>
30781 PR tree-optimization/69399
30782 * wide-int.h (wi::lrshift): For larger precisions, only
30783 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
30785 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
30787 * config/arc/predicates.md (proper_comparison_operator): Reject
30788 constant-constant comparison.
30790 2016-01-26 Tom de Vries <tom@codesourcery.com>
30792 PR tree-optimization/69110
30793 * tree-data-ref.c (initialize_data_dependence_relation): Handle
30794 DR_NUM_DIMENSIONS == 0.
30796 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
30797 Sebastian Pop <s.pop@samsung.com>
30799 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
30800 isl_ast_op_cond and isl_ast_op_select.
30801 (gcc_expression_from_isl_expr_op): Same.
30803 2016-01-26 Jason Merrill <jason@redhat.com>
30806 * tree.c (recompute_constructor_flags): Split out from
30808 (verify_constructor_flags): New.
30809 * tree.h: Declare them.
30811 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
30813 PR rtl-optimization/69217
30814 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
30815 are no TYPE_FIELDS set for the record type.
30817 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30820 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
30821 toc_label_name unconditionally.
30822 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
30823 SYMBOL_REF string. Use toc_label_name instead of constructing
30825 (rs6000_elf_declare_function_name): Use toc_label_name instead of
30826 constructing LCTOC1.
30828 2016-01-26 Martin Sebor <msebor@redhat.com>
30831 * doc/extend.texi (Common Type Attributes): Move text that talks about
30832 attribute packed from attribute aligned to the section discussing
30833 the former attribute for clarity.
30835 2016-01-26 Richard Henderson <rth@redhat.com>
30837 PR middle-end/60908
30838 * trans-mem.c (tm_region_init): Mark entry block as visited.
30840 2016-01-26 David Malcolm <dmalcolm@redhat.com>
30843 * diagnostic-show-locus.c (layout::print_source_line): Replace
30844 call to pp_newline with call to layout::print_newline.
30845 (layout::print_annotation_line): Likewise.
30846 (layout::move_to_column): Likewise.
30847 (layout::print_any_fixits): After printing any fixits, print a
30848 trailing newline, if necessary.
30849 (layout::print_newline): New method, resetting any colorization
30851 (diagnostic_show_locus): Move the pp_newline to before the
30852 early bailout. Remove dummy block enclosing the layout instance.
30853 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
30854 of pp_newline_and_flush with pp_flush.
30855 (diagnostic_append_note): Delete use of pp_newline.
30856 (diagnostic_append_note_at_rich_loc): Delete.
30857 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
30858 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
30859 when newline characters are added to the buffer.
30861 2016-01-26 Michael Matz <matz@suse.de>
30863 * configure.ac (ac_cv_std_swap_in_utility): New test.
30864 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
30865 * configure: Regenerate.
30866 * config.in: Regenerate.
30868 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
30870 * config/arc/arc.md (cstoresi4): Force operand into register.
30871 (arcset<code>): Fix predicate.
30872 (arcsetltu): Likewise.
30873 (arcsetgeu): Likewise.
30874 (arcsethi): Likewise.
30875 (arcsetls): Likewise.
30877 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30879 PR tree-optimization/69483
30880 * gimple-fold.c (canonicalize_constructor_val): Return NULL
30881 if base has error_mark_node type.
30883 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
30886 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
30887 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
30889 (vget_lane_f16): Handle big-endian.
30890 (vgetq_lane_f16): Likewise.
30891 (vset_lane_f16): Likewise.
30892 (vsetq_lane_f16): Likewise.
30893 * config/arm/iterators.md (VQXMOV): Add V8HF.
30894 (VDQ): Add V4HF and V8HF.
30895 (V_reg): Handle V4HF and V8HF.
30896 (Is_float_mode): Likewise.
30897 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
30898 neon_vdup_nv8hf): New patterns.
30899 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
30900 Use VD_LANE iterator.
30901 (neon_vld1_dup<mode>): Use VQ2 iterator.
30903 2016-01-26 Nathan Sidwell <nathan@acm.org>
30905 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
30906 (set_oacc_fn_attrib): Add IS_KERNEL arg.
30907 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
30908 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
30909 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
30910 (oacc_validate_dims): Add LEVEL arg, don't return level.
30911 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
30912 oacc_validate_dims.
30913 (execute_oacc_device_lower): Adjust, add more dump output.
30914 * tree-ssa-loop.c (gate_oacc_kernels): Use
30915 oacc_fn_attrib_kernels_p.
30916 * tree-parloops.c (create_parallel_loop): Adjust
30917 set_oacc_fn_attrib call.
30919 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30922 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
30923 (append_compiler_options): Handle -fcilkplus.
30924 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
30926 2016-01-26 Nick Clifton <nickc@redhat.com>
30929 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
30930 been marked as DECL_ONE_ONLY but we do not the means to make it
30931 so, then do not allow it to bind locally.
30933 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30936 * opts.h (parse_sanitizer_options): New prototype.
30937 * opts.c (sanitizer_opts): New array.
30938 (parse_sanitizer_options): New function.
30939 (common_handle_option): Use parse_sanitizer_options.
30941 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
30944 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
30945 alignment adjustment to ...
30946 (ix86_update_stack_boundary): Here. Don't over-align stack for
30948 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
30949 if __tls_get_addr is called.
30951 2016-01-26 Christian Bruel <christian.bruel@st.com>
30953 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
30955 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
30957 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
30959 2016-01-26 Richard Biener <rguenther@suse.de>
30961 PR middle-end/69467
30962 * match.pd: Guard X * CST CMP 0 pattern with single_use.
30964 2016-01-26 Richard Biener <rguenther@suse.de>
30966 PR tree-optimization/69452
30967 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
30968 (move_computations_dom_walker::before_dom_children): Rename
30970 (move_computations_worker): This.
30971 (move_computations): Perform an RPO rather than a DOM walk.
30973 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30976 * combine.c (combine_instructions): For REG_EQUAL note with
30977 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
30978 to the underlying register.
30979 * doc/rtl.texi (REG_EQUAL): Document the behavior of
30980 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
30982 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
30985 * config/aarch64/aarch64-builtins.c
30986 (aarch64_init_simd_builtin_types): Do not set structural
30987 equality to __Poly{8,16,64,128}_t types.
30989 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
30991 PR tree-optimization/69400
30992 * wide-int.cc (wi_pack): Take the precision as argument and
30993 perform canonicalization here rather than in the callers.
30994 Use the main loop to handle all full-width HWIs. Add a
30995 zero HWI if in_len isn't a full result.
30996 (wi::divmod_internal): Update accordingly.
30997 (wi::mul_internal): Likewise. Simplify.
30999 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31000 Sebastian Pop <s.pop@samsung.com>
31002 * graphite-poly.c (apply_poly_transforms): Simplify.
31003 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
31004 (print_isl_map): Same.
31005 (print_isl_union_map): Same.
31006 (print_isl_schedule): New.
31007 (debug_isl_schedule): New.
31008 * graphite-dependences.c (scop_get_reads): Do not call
31009 isl_union_map_add_map that is undocumented isl functionality.
31010 (scop_get_must_writes): Same.
31011 (scop_get_may_writes): Same.
31012 (scop_get_original_schedule): Remove.
31013 (scop_get_dependences): Do not call isl_union_map_compute_flow that
31014 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
31015 (compute_deps): Remove.
31016 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
31017 (debug_schedule_ast): New.
31018 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
31019 set_separate_option.
31020 (graphite_regenerate_ast_isl): Add dump.
31021 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
31022 from scop->transformed_schedule.
31023 (graphite_regenerate_ast_isl): Add more dump.
31024 * graphite-optimize-isl.c (optimize_isl): Set
31025 scop->transformed_schedule. Check whether schedules are equal.
31026 (apply_poly_transforms): Move here.
31027 * graphite-poly.c (apply_poly_transforms): ... from here.
31028 (free_poly_bb): Static.
31029 (free_scop): Static.
31030 (pbb_number_of_iterations_at_time): Remove.
31031 (print_isl_ast): New.
31032 (debug_isl_ast): New.
31033 (debug_scop_pbb): New.
31034 * graphite-scop-detection.c (print_edge): Move.
31035 (print_sese): Move.
31036 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
31037 (build_scop_scattering): Remove.
31038 (create_pw_aff_from_tree): Assert instead of bailing out.
31039 (add_condition_to_pbb): Remove unused code, do not fail.
31040 (add_conditions_to_domain): Same.
31041 (add_conditions_to_constraints): Remove.
31042 (build_scop_context): New.
31043 (add_iter_domain_dimension): New.
31044 (build_iteration_domains): Initialize pbb->iterators.
31045 Call add_conditions_to_domain.
31048 (index_outermost_in_loop): New.
31049 (index_pbb_in_loop): New.
31050 (outermost_pbb_in): New.
31051 (add_in_sequence): New.
31052 (add_outer_projection): New.
31053 (outer_projection_mupa): New.
31054 (add_loop_schedule): New.
31055 (build_schedule_pbb): New.
31056 (build_schedule_loop): New.
31057 (embed_in_surrounding_loops): New.
31058 (build_schedule_loop_nest): New.
31059 (build_original_schedule): New.
31060 (build_poly_scop): Call build_original_schedule.
31061 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
31062 (free_poly_dr): Remove.
31063 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
31064 (free_poly_bb): Remove.
31065 (debug_loop_vec): Remove.
31066 (print_isl_ast): Declare.
31067 (debug_isl_ast): Declare.
31068 (scop_do_interchange): Remove.
31069 (scop_do_strip_mine): Remove.
31070 (scop_do_block): Remove.
31071 (flatten_all_loops): Remove.
31072 (optimize_isl): Remove.
31073 (pbb_number_of_iterations_at_time): Remove.
31074 (debug_scop_pbb): Declare.
31075 (print_schedule_ast): Declare.
31076 (debug_schedule_ast): Declare.
31077 (struct scop): Remove schedule. Add original_schedule,
31078 transformed_schedule.
31079 (free_gimple_poly_bb): Remove.
31080 (print_generated_program): Remove.
31081 (debug_generated_program): Remove.
31082 (unify_scattering_dimensions): Remove.
31083 * sese.c (print_edge): ... here.
31084 (print_sese): ... here.
31085 (debug_edge): ... here.
31086 (debug_sese): ... here.
31087 * sese.h (print_edge): Declare.
31088 (print_sese): Declare.
31089 (dump_edge): Declare.
31090 (dump_sese): Declare.
31092 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31093 Sebastian Pop <s.pop@samsung.com>
31095 * Makefile.in: Set ISLVER in site.exp.
31097 2016-01-25 Jakub Jelinek <jakub@redhat.com>
31099 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
31100 DECL_VALUE_EXPR of new_var even for the non-array case. Look
31101 through DECL_VALUE_EXPR for expansion.
31103 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
31105 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
31106 the frame info after reload completed.
31108 2016-01-25 Jeff Law <law@redhat.com>
31110 PR tree-optimization/69196
31111 PR tree-optimization/68398
31112 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
31113 tree-ssa-threadupdate.c.
31114 (determine_bb_domination_status): Prototype
31115 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
31116 (determine_bb_domination_status): No longer static.
31117 (valid_jump_thread_path): Remove code to detect characteristics
31118 of the jump thread path not associated with correctness.
31119 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
31120 Correct test for thread path length. Count PHIs for real operands as
31121 statements that need to be copied. Do not count ASSERT_EXPRs.
31122 Look at all the blocks in the thread path. Compute and selectively
31123 filter thread paths based on threading through the latch, threading
31124 a multiway branch or crossing a multiway branch.
31126 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31128 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
31129 decl with __attribute__ ((unused)) annotation.
31131 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
31134 * tree-vect-stmts.c (vectorizable_condition): Check vectype
31135 of operands is compatible with a statement vectype.
31137 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
31139 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
31140 improve wording for mixed storage order support.
31142 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
31144 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
31145 (vcvt_u64_f64): Likewise.
31146 (vcvta_s64_f64): Likewise.
31147 (vcvta_u64_f64): Likewise.
31148 (vcvtm_s64_f64): Likewise.
31149 (vcvtm_u64_f64): Likewise.
31150 (vcvtn_s64_f64): Likewise.
31151 (vcvtn_u64_f64): Likewise.
31152 (vcvtp_s64_f64): Likewise.
31153 (vcvtp_u64_f64): Likewise.
31155 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
31157 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
31158 (arc_init): Check validity mll64 option.
31159 (arc_save_restore): Use double load/store instruction.
31160 (arc_expand_movmem): Likewise.
31161 (arc_split_move): Don't split if we have double load/store
31162 instructions. Returns a boolean.
31163 (arc_process_double_reg_moves): Change function to return boolean
31164 instead of a sequence of instructions.
31165 (arc_dwarf_register_span): New function.
31166 * config/arc/arc-protos.h (arc_split_move): Change prototype.
31167 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
31168 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
31169 (*movdf_insn): Likewise.
31170 * config/arc/arc.opt (mll64): New option.
31171 * config/arc/predicates.md (even_register_operand): New predicate.
31172 * doc/invoke.texi (ARC Options): Add mll64 documentation.
31174 2016-01-25 Richard Biener <rguenther@suse.de>
31177 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
31178 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
31180 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
31182 2016-01-25 Richard Biener <rguenther@suse.de>
31184 PR tree-optimization/69376
31185 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
31187 (VN_INFO_ANTI_RANGE_P): New inline.
31188 (VN_INFO_RANGE_TYPE): Likewise.
31189 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
31190 SSA_NAME_ANTI_RANGE_P.
31191 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
31192 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31193 Properly query VN_INFO_RANGE_TYPE.
31195 2016-01-25 Nick Clifton <nickc@redhat.com>
31198 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
31200 2016-01-23 Tom de Vries <tom@codesourcery.com>
31202 PR tree-optimization/69426
31203 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
31206 2016-01-23 Jakub Jelinek <jakub@redhat.com>
31208 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
31209 "the the" with "the" in the comments.
31210 * ipa-devirt.c (build_type_inheritance_graph,
31211 update_type_inheritance_graph): Likewise.
31212 * tree.c (build_function_type_list_1): Likewise.
31213 * cfgloopmanip.c (scale_loop_profile): Likewise.
31214 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
31215 * gimple-ssa-split-paths.c
31216 (find_block_to_duplicate_for_splitting_paths): Likewise.
31217 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
31218 * expr.c (convert_move): Likewise.
31219 * var-tracking.c (vt_stack_adjustments): Likewise.
31220 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
31221 * tree-vrp.c (test_for_singularity): Likewise.
31223 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
31224 directly instead of building a temporary tree.
31227 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
31228 remove <algorithm> include.
31230 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31233 * config/i386/i386.c: Include dojump.h.
31234 (expand_small_movmem_or_setmem,
31235 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
31237 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
31238 if dynamic_check != -1.
31240 2016-01-21 Jeff Law <law@redhat.com>
31242 PR middle-end/69347
31243 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
31244 record_temporary_equivalences. Rewritten to avoid unnecessary calls
31245 into dominated_by_p.
31246 (cprop_into_successor_phis): Avoid unnecessary tests.
31248 2016-01-22 Richard Henderson <rth@redhat.com>
31251 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
31252 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
31254 2016-01-22 Michael Matz <matz@suse.de>
31256 * system.h (string, algorithm): Include only conditionally.
31257 (new): Include always under C++.
31258 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
31259 * final.c (toplevel): Ditto.
31260 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
31261 * genconditions.c (write_header): Make gencondmd.c define
31263 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
31265 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
31266 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
31268 2016-01-22 Christian Bruel <christian.bruel@st.com>
31271 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
31273 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31276 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
31277 define_insn_and_split. Ensure operands[1] and operands[0] do not
31278 get assigned the same register.
31280 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
31282 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
31284 2016-01-22 Christian Bruel <christian.bruel@st.com>
31286 * config/arm/arm-c.c (arm_pragma_target_parse):
31287 Remove warn_builtin_macro_redefined overwrite.
31289 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31291 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
31292 flag_non_call_exceptions compatibility.
31294 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31297 * dwarf2out.c (add_child_die_after): New function.
31298 (dwarf_qual_info_t): New type.
31299 (dwarf_qual_info): New variable.
31300 (qualified_die_p): New function.
31301 (modified_type_die): For -fdebug-types-section, ensure
31302 canonical order of qualifiers. Put qualified DIEs adjacent
31303 to the corresponding non-qualified type DIE and search there
31304 for existing qualified DIEs.
31306 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31308 * doc/extend.texi (scalar_storage_order type attribute): Document
31309 restriction on type punning and aliasing, and remove future tense.
31311 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
31314 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
31317 2016-01-21 Jeff Law <law@redhat.com>
31319 PR middle-end/69347
31320 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
31321 useless call to record_temporary_equivalences.
31322 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
31323 allocate 10 slots in the bb_path vector and let it grow as needed.
31324 (fsm_find_control_statement_thread_paths): Similarly for the next_path
31327 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31329 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
31331 * configure: Regenerate.
31333 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
31335 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
31336 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
31338 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
31340 PR middle-end/66178
31341 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
31342 drop EXPAND_INITIALIZER.
31343 * rtl.h (contains_symbolic_reference_p): Declare.
31344 * rtlanal.c (contains_symbolic_reference_p): New function.
31345 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
31346 a subtraction into a NOT if symbolic constants are involved.
31348 2016-01-21 Anton Blanchard <anton@samba.org>
31349 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31352 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
31354 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
31357 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31359 * config/microblaze/microblaze.c
31360 (get_branch_target): New.
31361 (insert_wic_for_ilb_runout): New.
31363 (microblaze_machine_dependent_reorg): New.
31364 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
31365 * config/microblaze/microblaze.md
31366 (UNSPEC_IPREFETCH): Define.
31367 (iprefetch): New pattern
31368 * config/microblaze/microblaze.opt
31369 (mxl-prefetch): New flag.
31371 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31373 * config/microblaze/microblaze.h
31374 (FIXED_REGISTERS): Update in macro.
31375 (CALL_USED_REGISTERS): Update in macro.
31377 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
31379 PR rtl-optimization/68920
31380 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
31383 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
31385 PR rtl-optimization/68990
31386 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
31387 pseudo instead of inheritance ones.
31389 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
31390 Nick Clifton <nickc@redhat.com>
31394 * config/mips/mips.c (mips_compute_frame_info): Initialise
31395 args_size and hard_frame_pointer_offset fields of the frame
31396 structure before calling mips_global_pointer.
31398 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31400 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
31402 * configure: Regenerate.
31404 2016-01-21 Richard Biener <rguenther@suse.de>
31406 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
31408 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31410 * config/s390/s390.c (s390_asm_declare_function_size): Add code
31411 to actually emit the .size directive.
31413 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
31414 Jakub Jelinek <jakub@redhat.com>
31418 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
31419 args array size by one to avoid buffer overflow.
31421 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31423 * config/s390/s390.md (pool_section_start): Use switch_to_section
31424 to select proper read-only data section instead of hardcoding
31426 (pool_section_end): Use switch_to_section to match the above.
31428 2016-01-21 Richard Biener <rguenther@suse.de>
31430 PR tree-optimization/69378
31431 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
31432 (set_ssa_val_to): Use it for dominance checks taking into
31433 account not executable edges.
31435 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31438 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
31439 for bitsize instead of GET_MODE_PRECISION (mode).
31441 2016-01-20 Martin Sebor <msebor@redhat.com>
31444 * extend.texi (__sync Builtins): Clarify the semantics of
31445 __sync_fetch_and_OP built-ins on pointers.
31446 (__atomic Builtins): Same.
31448 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31449 Sebastian Pop <s.pop@samsung.com>
31451 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
31452 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
31453 (is_valid_rename): Same.
31454 (translate_isl_ast_to_gimple::get_rename): Same.
31455 (translate_isl_ast_to_gimple::rename_all_uses): Same.
31456 (translate_isl_ast_to_gimple::rename_uses): Same.
31457 (get_new_name): Check for close_phi nodes.
31458 (copy_loop_phi_args): Use phi_node_kind.
31459 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
31460 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
31462 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31463 Sebastian Pop <s.pop@samsung.com>
31465 Revert commit r229783.
31466 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
31467 Remove use of parameter_rename_map.
31468 (copy_def): Remove.
31469 (copy_internal_parameters): Remove.
31470 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
31471 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
31472 (free_sese_info): Do not free parameter_rename_map.
31473 (set_rename): Do not use parameter_rename_map.
31474 (rename_uses): Update call to set_rename.
31475 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
31476 * sese.h (parameter_rename_map_t): Remove.
31477 (struct sese_info_t): Remove field parameter_rename_map.
31479 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31480 Sebastian Pop <s.pop@samsung.com>
31482 * graphite-isl-ast-to-gimple.c: Fix comment.
31483 * graphite-scop-detection.c (defined_in_loop_p): New.
31484 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
31485 names defined in loop.
31487 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31488 Sebastian Pop <s.pop@samsung.com>
31490 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
31491 Discard unstructured if-then-else regions.
31493 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31494 Sebastian Pop <s.pop@samsung.com>
31496 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
31497 (cleanup_loop_iter_dom): Remove.
31498 (build_loop_iteration_domains): Remove.
31499 (build_scop_context): Remove.
31500 (build_scop_iteration_domain): Remove.
31501 (add_loop_constraints): New.
31502 (build_iteration_domains): New.
31503 (build_poly_scop): Call build_iteration_domains.
31505 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31506 Sebastian Pop <s.pop@samsung.com>
31508 * graphite-scop-detection.c
31509 (scop_detection::harmful_loop_in_region): Free dom and loops.
31510 (scop_detection::loop_body_is_valid_scop): Free bbs.
31512 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31513 Sebastian Pop <s.pop@samsung.com>
31515 * graphite-scop-detection.c (record_loop_in_sese): New.
31516 (gather_bbs::before_dom_children): Call record_loop_in_sese.
31517 (build_scops): Remove call to build_sese_loop_nests.
31518 * sese.c (sese_record_loop): Remove.
31519 (build_sese_loop_nests): Remove.
31520 (new_sese_info): Remove region->loops.
31521 (free_sese_info): Same.
31522 * sese.h (sese_contains_loop): Same.
31523 (build_sese_loop_nests): Remove.
31524 (sese_contains_loop): Remove.
31526 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31527 Sebastian Pop <s.pop@samsung.com>
31529 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
31530 loop_is_valid_in_scop.
31531 (scop_detection::harmful_stmt_in_region): Renamed
31532 harmful_loop_in_region.
31533 Call loop_is_valid_in_scop.
31535 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31536 Sebastian Pop <s.pop@samsung.com>
31538 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
31541 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31542 Sebastian Pop <s.pop@samsung.com>
31544 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
31545 * graphite.h (struct poly_bb): Remove field is_reduction.
31546 (PBB_IS_REDUCTION): Remove.
31548 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31549 Sebastian Pop <s.pop@samsung.com>
31551 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
31552 (add_pdr_constraints): Same.
31553 (scop_get_reads): Same.
31554 (scop_get_must_writes): Same.
31555 (scop_get_may_writes): Same.
31556 (scop_get_original_schedule): Same.
31557 (extend_schedule): Same.
31558 (apply_schedule_on_deps): Same.
31559 (carries_deps): Same.
31560 (compute_deps): Same.
31561 (scop_get_dependences): Same.
31562 * graphite-isl-ast-to-gimple.c
31563 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
31564 * graphite-optimize-isl.c (get_schedule_for_band): Same.
31565 (get_schedule_for_band_list): Same.
31566 (get_schedule_map): Same.
31567 (apply_schedule_map_to_scop): Same.
31568 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
31569 (build_loop_iteration_domains): Same.
31570 (add_condition_to_pbb): Same.
31571 (add_param_constraints): Same.
31572 (pdr_add_memory_accesses): Same.
31573 (pdr_add_data_dimensions): Same.
31575 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31577 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
31580 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
31582 * common.opt (feliminate-dwarf2-dups): Replace references to
31583 "DWARF 2" with just "DWARF".
31584 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
31585 * doc/extend.texi: Likewise.
31586 * doc/cpp.texi: Likewise.
31587 * doc/invoke.texi: Likewise.
31588 (Option Summary): Add -gdwarf to list of Debugging Options.
31589 (Debugging Options): Document -gdwarf.
31590 * doc/contrib.texi: Spell "DWARF" like that.
31592 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31594 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
31595 warning. Fix up formatting.
31597 PR middle-end/67653
31598 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
31599 attempt to mark memory input operand addressable and
31600 call prepare_gimple_addressable in that case. Don't adjust
31601 input_location for diagnostics, use error_at instead.
31603 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
31605 * config/rs6000/ppc-auxv.h: New file.
31606 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
31607 (cpu_is): Likewise.
31608 (cpu_supports): Likewise.
31609 * config/rs6000/rs6000.c: include "ppc-auxv.h".
31610 (cpu_is_info): New variable.
31611 (cpu_supports_info): Likewise.
31612 (tcb_verification_symbol): Likewise.
31613 (cpu_builtin_p): Likewise.
31614 (cpu_expand_builtin): New function.
31615 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
31616 (rs6000_init_builtins): Likewise.
31617 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
31618 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
31619 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
31620 * configure: Regenerate.
31621 * config.in: Likewise.
31622 * doc/extend.texi (PowerPC Built-in Functions): Document
31623 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
31625 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
31628 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
31630 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
31633 2016-01-20 Richard Henderson <rth@redhat.com>
31639 * tree.c (tm_define_builtin): New.
31640 (find_tm_vector_type): New.
31641 (build_tm_vector_builtins): New.
31642 (build_common_builtin_nodes): Call it.
31644 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
31646 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
31647 (arm_fp_ok): Likewise.
31648 (arm_fp): Likewise.
31649 (arm_crypto): Likewise.
31651 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
31652 Richard Biener <rguenther@suse.de>
31654 PR tree-optimization/69328
31655 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
31656 vectors have same number of elements.
31657 (vectorizable_condition): Fix masked version recognition.
31659 2016-01-20 Richard Biener <rguenther@suse.de>
31661 PR tree-optimization/69345
31662 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
31663 (VN_INFO_PTR_INFO): Likewise.
31664 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
31665 info when it is equal between non-dominating SSA names.
31666 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31667 Make sure to look at original SSA infos.
31669 2016-01-20 Jeff Law <law@redhat.com>
31672 * config/m68k/predicates.md (pow2_m1_operand): New predicate
31674 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
31675 (pc_or_label_operand): New predicate.
31676 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
31677 tests for small integers that are 2^n - 1.
31679 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
31681 * doc/invoke.texi (Options Summary): Add '.' after @xref.
31683 2016-01-19 Jeff Law <law@redhat.com>
31685 PR middle-end/69347
31686 * tree-ssa-threadbackwards.c
31687 (fsm_find_control_statement_thread_paths): Do not try to lookup
31688 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
31690 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
31692 * doc/lto.texi: Remove text that says only Gold has linker plugin
31695 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
31697 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
31698 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
31699 the DIE accordingly.
31700 (modified_type_die): Add REVERSE parameter and pass it recursively,
31701 as well as to base_type_die. Adjust presence check accordingly.
31702 (base_type_for_mode): Adjust call to modified_type_die.
31703 (add_type_attribute): Add REVERSE parameter and pass it to
31705 (generic_parameter_die): Adjust call to add_type_attribute.
31706 (add_scalar_info): Likewise.
31707 (add_subscript_info): Likewise.
31708 (gen_array_type_die): Likewise.
31709 (gen_descr_array_type_die): Likewise.
31710 (gen_entry_point_die): Likewise.
31711 (gen_enumeration_type_die): Likewise.
31712 (gen_formal_parameter_die): Likewise.
31713 (gen_subprogram_die): Likewise.
31714 (gen_variable_die ): Likewise.
31715 (gen_const_die): Likewise.
31716 (gen_field_die): Likewise.
31717 (gen_pointer_type_die): Likewise.
31718 (gen_reference_type_die): Likewise.
31719 (gen_ptr_to_mbr_type_die): Likewise.
31720 (gen_inheritance_die): Likewise.
31721 (gen_subroutine_type_die): Likewise.
31722 (gen_typedef_die): Likewise.
31723 (force_type_die): Adjust call to modified_type_die.
31725 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
31727 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
31728 flow throughout the file. Fix broken link to Objective-C 2.0
31730 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
31733 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31735 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
31737 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31740 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
31741 (maybe_record_node): Record cxa_pure_virtual as the only possible
31742 target if there are not ohter candidates.
31743 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
31745 2016-01-19 Richard Biener <rguenther@suse.de>
31747 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
31748 (get_memory_order): Likewise.
31750 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
31752 * tree-vect-stmts.c (vectorizable_store): Check
31755 2016-01-19 David Malcolm <dmalcolm@redhat.com>
31758 * gcc.c (driver::decode_argv): Add call to
31759 init_opts_obstack before init_options_struct.
31760 * opts.c (init_opts_obstack): Remove idempotency.
31761 (init_options_struct): Replace call to init_opts_obstack
31762 with a gcc_assert to verify that it has already been called.
31763 * toplev.c (toplev::main): Add call to init_opts_obstack before
31764 calls to init_options_struct.
31765 (toplev::finalize): Move cleanup of opts_obstack next to
31766 cleanup of save_decoded_options, clearing the latter, and
31767 save_decoded_options_count.
31769 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31772 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
31773 attribute to unconditional. Remove %? from output template.
31775 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31776 Jiong Wang <jiong.wang@arm.com>
31778 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
31779 generated from different expand order.
31781 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31783 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31784 Add support for CCMP costing.
31786 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31788 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
31789 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
31790 (fccmpe<mode>): Likewise.
31791 (fcmp): Rename to fcmp and globalize pattern.
31793 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
31794 (aarch64_gen_ccmp_next): Add FP support.
31796 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
31798 * target.def (gen_ccmp_first): Update documentation.
31799 (gen_ccmp_next): Likewise.
31800 * doc/tm.texi (gen_ccmp_first): Update documentation.
31801 (gen_ccmp_next): Likewise.
31802 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
31803 expand_ccmp_expr_1. Improve comments.
31804 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
31805 (ccmp_ior<mode>): Remove pattern.
31806 (cmp<mode>): Remove expand.
31807 (cmp): Globalize pattern.
31808 (cstorecc4): Use cc_register.
31809 (mov<mode>cc): Remove ccmp_cc_register check.
31810 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
31811 Simplify after removal of CC_DNE/* modes.
31812 (aarch64_ccmp_mode_to_code): Remove.
31813 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
31814 In 'k' case use integer as condition.
31815 (aarch64_nzcv_codes): Remove inverted cases.
31816 (aarch64_code_to_ccmode): Remove.
31817 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
31818 comparison with CC register to be used in folowing CCMP/branch/CSEL.
31819 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
31820 pattern. Return the comparison with CC register. Invert conditions
31821 when bitcode is OR.
31822 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
31823 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
31825 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31827 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31828 instrumented_version.
31830 2016-01-19 Richard Biener <rguenther@suse.de>
31832 PR tree-optimization/69336
31833 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
31834 handled components with get_ref_base_and_extent.
31835 (equal_mem_array_ref_p): Adjust.
31837 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31840 * shrink-wrap.c: Include valtrack.h.
31841 (move_insn_for_shrink_wrap): Add DEBUG argument. If
31842 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
31843 in between insn and where it will be moved to. Call
31844 dead_debug_insert_temp.
31845 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
31846 first and dead_debug_local_finish at the end.
31847 For uses and defs bitmap, handle all regs in between REGNO and
31848 END_REGNO, not just the first one.
31850 2016-01-19 Richard Biener <rguenther@suse.de>
31852 PR tree-optimization/69352
31853 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
31854 (equal_mem_array_ref_p): Constrain size and max size properly.
31855 Compare the reverse flag.
31857 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
31859 * ira.c (ira): Update regstat data if we deleted insns.
31861 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31863 PR rtl-optimization/68955
31864 PR rtl-optimization/64557
31865 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
31866 here. Fix up formatting.
31867 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
31869 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31872 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
31873 assume that the node has body.
31874 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
31877 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31879 * lto-streamer-out.c (lto_output): Do not stream instrumentation
31882 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31884 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
31885 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
31887 2016-01-19 Martin Jambor <mjambor@suse.cz>
31888 Martin Liska <mliska@suse.cz>
31889 Michael Matz <matz@suse.de>
31891 * Makefile.in (OBJS): Add new source files.
31892 (GTFILES): Add hsa.c.
31893 * common.opt (disable_hsa): New variable.
31894 (-Whsa): New warning.
31895 * config.in (ENABLE_HSA): New.
31896 * configure.ac: Treat hsa differently from other accelerators.
31897 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
31898 $enable_offloading.
31899 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
31900 * doc/install.texi (Configuration): Document --with-hsa-runtime,
31901 --with-hsa-runtime-include, --with-hsa-runtime-lib and
31902 --with-hsa-kmt-lib.
31903 * doc/invoke.texi (-Whsa): Document.
31904 (hsa-gen-debug-stores): Likewise.
31905 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
31906 to invoke offload compiler for hsa acclerator.
31907 * opts.c (common_handle_option): Determine whether HSA offloading
31908 should be performed.
31909 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
31910 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
31911 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
31912 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
31913 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
31914 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
31915 GF_OMP_FOR_KIND_GRID_LOOP.
31916 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
31917 (pp_gimple_stmt_1): Likewise.
31918 * gimple-walk.c (walk_gimple_stmt): Likewise.
31919 * gimple.c (gimple_build_omp_grid_body): New function.
31920 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
31921 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
31922 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
31923 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
31924 GF_OMP_TEAMS_GRID_PHONY.
31925 (gimple_statement_omp_single_layout): Updated comments.
31926 (gimple_build_omp_grid_body): New function.
31927 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
31928 (gimple_omp_for_grid_phony): New function.
31929 (gimple_omp_for_set_grid_phony): Likewise.
31930 (gimple_omp_parallel_grid_phony): Likewise.
31931 (gimple_omp_parallel_set_grid_phony): Likewise.
31932 (gimple_omp_teams_grid_phony): Likewise.
31933 (gimple_omp_teams_set_grid_phony): Likewise.
31934 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
31935 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
31936 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
31937 (BUILT_IN_GOMP_TARGET): Updated type.
31938 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
31939 (adjust_for_condition): New function.
31940 (get_omp_for_step_from_incr): Likewise.
31941 (extract_omp_for_data): Moved parts to adjust_for_condition and
31942 get_omp_for_step_from_incr.
31943 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
31944 (fixup_child_record_type): Bail out if receiver_decl is NULL.
31945 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
31946 (scan_omp_parallel): Do not create child functions for phony
31948 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
31949 (scan_omp_1_op): Checking assert we are not remapping to
31950 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
31951 (parallel_needs_hsa_kernel_p): New function.
31952 (expand_parallel_call): Register apprpriate parallel child
31953 functions as HSA kernels.
31954 (grid_launch_attributes_trees): New type.
31955 (grid_attr_trees): New variable.
31956 (grid_create_kernel_launch_attr_types): New function.
31957 (grid_insert_store_range_dim): Likewise.
31958 (grid_get_kernel_launch_attributes): Likewise.
31959 (get_target_argument_identifier_1): Likewise.
31960 (get_target_argument_identifier): Likewise.
31961 (get_target_argument_value): Likewise.
31962 (push_target_argument_according_to_value): Likewise.
31963 (get_target_arguments): Likewise.
31964 (expand_omp_target): Call get_target_arguments instead of looking
31965 up for teams and thread limit.
31966 (grid_expand_omp_for_loop): New function.
31967 (grid_arg_decl_map): New type.
31968 (grid_remap_kernel_arg_accesses): New function.
31969 (grid_expand_target_kernel_body): New function.
31970 (expand_omp): Call it.
31971 (lower_omp_for): Do not emit phony constructs.
31972 (lower_omp_taskreg): Do not emit phony constructs but create for them
31973 a temporary variable receiver_decl.
31974 (lower_omp_taskreg): Do not emit phony constructs.
31975 (lower_omp_teams): Likewise.
31976 (lower_omp_grid_body): New function.
31977 (lower_omp_1): Call it.
31978 (grid_reg_assignment_to_local_var_p): New function.
31979 (grid_seq_only_contains_local_assignments): Likewise.
31980 (grid_find_single_omp_among_assignments_1): Likewise.
31981 (grid_find_single_omp_among_assignments): Likewise.
31982 (grid_find_ungridifiable_statement): Likewise.
31983 (grid_target_follows_gridifiable_pattern): Likewise.
31984 (grid_remap_prebody_decls): Likewise.
31985 (grid_copy_leading_local_assignments): Likewise.
31986 (grid_process_kernel_body_copy): Likewise.
31987 (grid_attempt_target_gridification): Likewise.
31988 (grid_gridify_all_targets_stmt): Likewise.
31989 (grid_gridify_all_targets): Likewise.
31990 (execute_lower_omp): Call grid_gridify_all_targets.
31991 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
31992 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
31993 (tree_omp_clause): Added union field dimension.
31994 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
31995 * tree.c (omp_clause_num_ops): Added number of arguments of
31996 OMP_CLAUSE__GRIDDIM_.
31997 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
31998 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
31999 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
32000 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
32001 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
32002 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
32003 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
32004 * tree-pass.h (make_pass_gen_hsail): Declare.
32005 (make_pass_ipa_hsa): Likewise.
32006 * ipa-hsa.c: New file.
32007 * lto-section-in.c (lto_section_name): Add hsa section name.
32008 * lto-streamer.h (lto_section_type): Add hsa section.
32009 * timevar.def (TV_IPA_HSA): New.
32010 * hsa-brig-format.h: New file.
32011 * hsa-brig.c: New file.
32012 * hsa-dump.c: Likewise.
32013 * hsa-gen.c: Likewise.
32016 * toplev.c (compile_file): Call hsa_output_brig.
32017 * hsa-regalloc.c: New file.
32019 2016-01-18 Jeff Law <law@redhat.com>
32021 PR tree-optimization/69320
32022 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
32023 ranged object, do nothing if the RHS constant is not [0..1].
32024 (optimize_stmt): Comparing a boolean ranged object against a
32025 constant outside [0..1] results in a compile-time constant.
32027 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
32030 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
32032 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32033 (Option Summary): Update to reflect new section and moved options.
32034 (C++ Dialect Options): Move -fstats to new section.
32035 (Debugging Options): Move all dump, statistics, and other GCC
32036 developer options to new section. Rewrite section introduction
32037 and re-order remaining options to put the more basic ones first.
32038 (Optimization Options): Move -fira-verbose and -flto-report* to
32040 (Developer Options): New section incorporating moved options.
32041 * doc/cppopts.texi (-dM): Update cross-reference.
32043 2016-01-18 Richard Henderson <rth@redhat.com>
32046 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
32047 operands to pseudo only if CSE is expected. Split long immediate
32048 operands only after reload, and for the stack pointer.
32049 (*add<GPI>3_pluslong): Remove.
32050 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
32051 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
32052 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
32053 (*add<GPI>3 peepholes): New.
32054 (*add<GPI>3 splitters): New.
32055 * config/aarch64/constraints.md (Upl): New.
32056 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
32058 2016-01-18 Richard Biener <rguenther@suse.de>
32060 PR tree-optimization/69297
32061 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
32063 (vect_bb_vectorization_profitable_p): Clear visited flag again.
32065 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
32067 PR middle-end/68542
32068 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
32069 of mixind vector and scalar types.
32070 (fold_relational_const): Add handling of vector
32071 comparison with boolean result.
32072 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
32073 comparison of vector operands with boolean result for EQ/NE only.
32074 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
32075 (verify_gimple_cond): Likewise.
32076 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
32079 2016-01-18 Joseph Myers <joseph@codesourcery.com>
32081 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
32084 2016-01-18 Richard Biener <rguenther@suse.de>
32086 PR middle-end/69308
32087 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
32089 2016-01-18 Tom de Vries <tom@codesourcery.com>
32091 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
32093 2016-01-18 Tom de Vries <tom@codesourcery.com>
32095 * omp-low.c (set_oacc_fn_attrib): Make extern.
32096 * omp-low.h (set_oacc_fn_attrib): Declare.
32097 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
32098 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
32099 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
32100 Add and handle function parameter oacc_kernels_p.
32101 (find_reduc_addr, get_omp_data_i_param): New function.
32102 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
32103 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
32104 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
32105 Calculate dominance info. Skip loops that are not in a kernels region
32106 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
32107 (pass_parallelize_loops::execute): Call parallelize_loops with
32108 oacc_kernels_p argument.
32109 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
32110 New member function.
32111 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
32112 * passes.def: Add argument to pass_parallelize_loops instantation.
32114 2016-01-18 Tom de Vries <tom@codesourcery.com>
32116 * tree-parloops.c (pass_parallelize_loops::execute): Allow
32117 pass_parallelize_loops to be run outside the loop pipeline.
32119 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32121 * tree-scalar-evolution.c (follow_copies_to_constant): New.
32122 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
32124 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32127 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
32128 using get_ref_base_and_extent.
32129 (equal_mem_array_ref_p): New.
32130 (hashable_expr_equal_p): Add call to previous.
32132 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32135 * tree-sra.c (disqualified_constants, constant_decl_p): New.
32136 (sra_initialize): Allocate disqualified_constants.
32137 (sra_deinitialize): Free disqualified_constants.
32138 (disqualify_candidate): Update disqualified_constants when appropriate.
32139 (create_access): Scan for constant-pool entries as we go along.
32140 (scalarizable_type_p): Add check against type_contains_placeholder_p.
32141 (maybe_add_sra_candidate): Allow constant-pool entries.
32142 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
32143 (initialize_constant_pool_replacements): New.
32144 (sra_modify_assign): Avoid mangling assignments created by previous,
32145 and don't generate writes into constant pool.
32146 (sra_modify_function_body): Call initialize_constant_pool_replacements.
32148 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
32150 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
32151 andnot instruction.
32152 (scalar_chain::convert_op): Likewise.
32153 * config/i386/i386.md (*andndi3_doubleword): New.
32155 2016-01-18 Richard Biener <rguenther@suse.de>
32157 PR tree-optimization/69170
32158 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
32159 building a vector from scalar results of a pattern stmt.
32161 2016-01-18 Jakub Jelinek <jakub@redhat.com>
32163 * haifa-sched.c (autopref_multipass_init): Work around
32164 -Wmaybe-uninitialized warning.
32166 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
32168 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
32169 against the constant 0.
32171 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32173 PR tree-optimization/68799
32174 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
32175 look up phi candidates in the statement-candidate map.
32176 (phi_add_costs): Likewise.
32177 (record_phi_increments): Likewise.
32178 (phi_incr_cost): Likewise.
32179 (ncd_with_phi): Likewise.
32180 (all_phi_incrs_profitable): Likewise.
32182 2016-01-17 Jakub Jelinek <jakub@redhat.com>
32184 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
32185 -Wmaybe-uninitialized warning.
32187 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
32189 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32190 (Option Summary): Update to reflect new section and moved options.
32191 (C++ Dialect Options): Move -fvtable-verify and related options.
32192 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
32193 and profiling-related options.
32194 (Optimization Options): Move profile generation options and
32195 -fstack-protector and related options.
32196 (Instrumentation Options): New section incorporating moved options.
32197 (Code Generation Options): Move -finstrument-functions and
32198 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
32200 2016-01-16 Tom de Vries <tom@codesourcery.com>
32202 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
32204 2016-01-16 Tom de Vries <tom@codesourcery.com>
32206 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
32208 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
32210 * hash-table.h (hash_table::empty): Turn into an inline wrapper
32211 that checks whether the table is already empty. Rename the
32212 original implementation to...
32213 (hash_table::empty_slot): ...this new private function.
32215 2016-01-15 David Malcolm <dmalcolm@redhat.com>
32217 PR diagnostic/68899
32218 * diagnostic-show-locus.c (layout::print_source_line): Move x
32219 offset of line until after call to
32220 get_line_width_without_trailing_whitespace.
32222 2016-01-15 Jeff Law <law@redhat.com>
32224 PR tree-optimization/69270
32225 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
32226 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
32227 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
32228 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
32229 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
32230 ssa_name_has_boolean_range and constant_boolean_node.
32232 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
32234 PR rtl-optimization/69030
32235 * lra-spills.c (remove_pseudos): Check nrefs and make the function
32237 (spill_pseudos): Delete debug insn for dead pseudo.
32238 (lra_spill): Initiate spill_hard_reg and slots memory separately.
32240 2016-01-15 Jiong Wang <jiong.wang@arm.com>
32242 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
32244 (TYPES_UNOPUS): Likewise.
32245 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
32246 builtin type, from UNOP to UNOPUS.
32247 (lbtruncuv4sf): Likewise.
32248 (lbtruncuv2df): Likewise.
32249 (lrounduv2sf): Likewise.
32250 (lrounduv4sf): Likewise.
32251 (lrounduv2df): Likewise.
32252 (lroundusf): Likewise.
32253 (lroundusf): Likewise.
32254 (lceiluv2sf): Likewise.
32255 (lceiluv4sf): Likewise.
32256 (lceiluv2df): Likewise.
32257 (lceilusf): Likewise.
32258 (lceiludf): Likewise.
32259 (lflooruv2sf): Likewise.
32260 (lflooruv4sf): Likewise.
32261 (lflooruv2df): Likewise.
32262 (lfloorusf): Likewise.
32263 (lfloorudf): Likewise.
32264 (lfrintnuv2sf): Likewise.
32265 (lfrintnuv4sf): Likewise.
32266 (lfrintnuv2df): Likewise.
32267 (lfrintnusf): Likewise.
32268 (lfrintnudf): Likewise.
32269 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
32271 (vcvtq_u32_f32): Likewise.
32272 (vcvtq_u64_f64): Likewise.
32273 (vcvta_u32_f32): Likewise.
32274 (vcvtaq_u32_f32): Likewise.
32275 (vcvtaq_u64_f64): Likewise.
32276 (vcvtm_u32_f32): Likewise.
32277 (vcvtmq_u32_f32): Likewise.
32278 (vcvtmq_u64_f64): Likewise.
32279 (vcvtn_u32_f32): Likwise.
32280 (vcvtnq_u32_f32): Likewise.
32281 (vcvtnq_u64_f64): Likewise.
32282 (vcvtp_u32_f32): Likewise.
32283 (vcvtpq_u32_f32): Likewise.
32284 (vcvtpq_u64_f64): Likewise.
32285 (vcvtmd_u64_f64): Likewise.
32286 (vcvtms_u32_f32): Likewise.
32287 (vcvtad_u64_f64): Likewise.
32288 (vcvtas_u32_f32): Likewise.
32289 (vcvtnd_u64_f64): Likewise.
32290 (vcvtns_u32_f32): Likewise.
32291 (vcvtpd_u64_f64): Likewise.
32292 (vcvtps_u32_f32): Likewise.
32294 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32296 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
32297 CSEL of zero_extended registers.
32299 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32301 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
32302 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
32304 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32306 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
32307 false when argument string is not found in the attributes table
32310 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
32313 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
32314 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
32315 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
32316 precision estimate.
32318 2016-01-15 Richard Biener <rguenther@suse.de>
32320 PR tree-optimization/66856
32321 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
32322 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
32323 (vect_create_new_slp_node): Increment stmt reference count.
32324 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
32325 an SLP tree before swapping operands.
32326 (vect_build_slp_tree): Likewise.
32327 (destroy_bb_vec_info): Free stmt info after SLP instances.
32328 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
32329 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
32330 (STMT_VINFO_NUM_SLP_USES): New macro.
32332 2016-01-15 Richard Biener <rguenther@suse.de>
32335 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
32336 (add_linkage_name): ... here.
32337 (gen_typedef_die): Use add_linkage_name_raw instead of
32338 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
32341 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
32343 * gimplify.c (oacc_default_clause): Decode reference and pointer
32344 types for both kernels and parallel regions.
32346 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
32348 PR middle-end/69246
32349 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
32351 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32353 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
32354 (convert_scalars_to_vector): Likewise.
32356 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
32358 * doc/extend.texi (Type Traits): Fix grammar.
32360 2016-01-15 Martin Jambor <mjambor@suse.cz>
32362 * tree-inline.c (remap_decl): Use existing dclarations if
32363 remapping a type and prevent_decl_creation_for_types.
32364 (replace_locals_stmt): Do an initial remapping of non-VLA typed
32365 decls first. Do real remapping with
32366 prevent_decl_creation_for_types set.
32367 * tree-inline.h (copy_body_data): New field
32368 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
32371 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32373 * config/s390/s390.opt (mmvcle): More verbose help text.
32375 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32377 * config/s390/s390.opt: Add period to -mzvector option text.
32379 2016-01-15 Richard Biener <rguenther@suse.de>
32381 PR tree-optimization/68961
32382 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
32383 of invariants in stores again.
32385 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
32387 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
32389 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32391 * config/i386/i386.c (ix86_expand_branch): Don't split
32392 DI mode xor instruction to SI mode.
32394 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32397 * ipa-icf.c (sem_function::merge): Virtual functions may become
32398 reachable even if they address is not taken and there are no
32401 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32403 * lto-streamer-out.c (subtract_estimated_size): New function.
32404 (get_symbol_initial_value): Use it.
32406 2016-01-15 Christian Bruel <christian.bruel@st.com>
32409 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
32410 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
32411 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
32412 use add_builtin_function_ext_scope instead of add_builtin_function.
32413 (neon_set_p, neon_crypto_set_p): Remove.
32414 (arm_init_builtins): Always call arm_init_neon_builtins and
32415 arm_init_crypto_builtins.
32416 (arm_expand_builtin): Check that builtins are allowed for the arch.
32417 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
32418 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
32419 arm_init_neon_builtins call.
32421 2016-01-15 Richard Biener <rguenther@suse.de>
32423 PR tree-optimization/69117
32424 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
32425 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
32426 of the leader conservatively.
32427 (free_scc_vn): Restore original SSA name infos.
32429 2016-01-14 Jeff Law <law@redhat.com>
32431 PR tree-optimization/69270
32432 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
32433 single bit of precision, verify it's also unsigned.
32434 (record_edge_info): Use constant_boolean_node rather than fold_convert
32435 to convert boolean_true/boolean_false to the right type.
32437 2016-01-14 Richard Henderson <rth@redhat.com>
32440 * loop-doloop.c (record_reg_sets): New.
32441 (doloop_optimize): Reject the transform if the sequence
32442 clobbers registers live at the end of the loop block.
32443 (doloop_optimize_loops): Enable df_live if needed.
32445 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
32447 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
32448 * config/rs6000/rs6000.c: Likewise.
32449 * config/rs6000/rs6000.h: Likewise.
32450 * config/rs6000/rs6000.md: Likewise.
32451 * doc/extend.texi: Likewsie.
32453 2016-01-14 Jeff Law <law@redhat.com>
32455 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
32458 2016-01-14 Richard Henderson <rth@redhat.com>
32462 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
32463 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
32464 instead of builtin_decl_declared_p to test for declaration.
32466 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
32468 * doc/loop.texi (Loop Analysis and Representation): Document
32469 loop_depth function.
32471 2016-01-14 Tom de Vries <tom@codesourcery.com>
32473 PR tree-optimization/68773
32474 * omp-low.c (expand_omp_target): Don't set force_output.
32475 * varpool.c (varpool_node::get_create): Same.
32476 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
32477 offload_funcs with force_output.
32479 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32482 * lra-eliminations.c (move_plus_up): Don't change anything if either
32483 the outer or inner subreg mode is not MODE_INT.
32484 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
32485 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
32487 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32489 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
32490 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
32491 reduc_uplus_@var{m}): Remove.
32492 * expr.c (expand_expr_real_2): Remove expansion path for
32493 reduc_[us](min|max|plus) optabs.
32494 * optabs-tree.c (scalar_reduc_to_vector): Remove.
32495 * optabs-tree.h (scalar_reduc_to_vector): Remove.
32496 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
32497 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
32498 * tree-vect-loop.c (vectorizable_reduction): Remove test for
32499 reduc_[us](min|max|plus) optabs.
32501 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32503 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
32504 (reduc_plus_scal_v2sf): New.
32505 (reduc_smax_v2sf): Rename to...
32506 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
32507 (reduc_smin_v2sf): Rename to...
32508 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
32510 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
32512 * alias.c (compare_base_symbol_refs): New function.
32513 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
32516 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32518 PR middle-end/68146
32519 PR tree-optimization/69155
32520 * tree-complex.c: Include cfganal.h.
32521 (phis_to_revisit): New variable.
32522 (extract_component): Add phiarg_p argument. Assert that returned
32523 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
32524 (update_phi_components): Partly rewrite to use loop over real/imag
32525 components instead of code duplication. If extract_component returns
32526 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
32527 create_tmp_reg into the PHI node instead, and mention the phi triplet
32528 in phis_to_revisit.
32529 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
32530 in phis_to_revisit at the end.
32532 2016-01-14 Richard Biener <rguenther@suse.de>
32534 PR tree-optimization/68060
32535 * tree-vect-loop.c (vect_is_simple_reduction): Check the
32536 outer loop reduction is only used in the inner loop before
32537 detecting a double reduction.
32539 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32542 * combine.c (expand_field_assignment): Punt if compute_mode is
32543 unsupported scalar mode.
32545 2016-01-14 Richard Biener <rguenther@suse.de>
32547 PR tree-optimization/66856
32548 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
32549 SLP node only if it built successfully.
32550 (vect_analyze_slp_instance): Adjust.
32552 2016-01-14 Jeff Law <law@redhat.com>
32554 PR tree-optimization/69270
32555 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
32556 (record_edge_info): Use it. Convert boolean_{true,false}_node
32557 to the type of op0.
32559 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
32562 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
32563 use block_ultimate_origin
32564 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
32566 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32568 * doc/invoke.texi (Submodel Options): Rename section to
32569 "Machine-Dependent Options" to better reflect its content.
32570 Rewrite introductory text to remove archaic CPU names.
32573 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
32575 * doc/invoke.texi (Code Gen Options): Move section up in file,
32576 before target-specific options. Update menu and option summary
32577 to reflect the new section ordering.
32579 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32581 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
32582 (C++ Dialect Options): Add cross-reference to -std option.
32583 * doc/standards.texi (C++ Language): Document C++14 support.
32585 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
32587 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
32588 for pack/unpack functions for __ibm128.
32589 (PACK_IF): Likewise.
32590 (UNPACK_IF): Likewise.
32592 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
32593 support for __ibm128 pack/unpack functions.
32594 (rs6000_invalid_builtin): Likewise.
32595 (rs6000_init_builtins): Likewise.
32596 (rs6000_opt_masks): Likewise.
32598 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
32599 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
32601 (RS6000_BTM_COMMON): Likewise.
32603 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
32604 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
32605 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
32606 128-bit floating point. Add support for the double values to be
32607 in Altivec registers for TF/IF packing and unpacking, but restrict
32608 TD packing sub-fields to be FPR registers. Don't allow overlapped
32609 register support for packing. Allow pack inputs to be memory
32610 locations. Don't build generator functions for unpack<mode>_dm
32611 and unpack<mode>_nodm.
32612 (unpack<mode>_dm): Likewise.
32613 (unpack<mode>_nodm): Likewise.
32614 (pack<mode>): Likewise.
32616 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
32617 built-in functions to pack/unpack explicit __ibm128 values.
32618 (__builtin_unpack_ibm128): Likewise.
32620 * doc/extend.texi (PowerPC Built-in Functions): Document
32621 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
32623 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
32626 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
32627 Add new arg loc and pass it down as context.
32628 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
32629 to the location to use for the warning.
32630 (check_function_arguments): New arg loc. All callers changed. Pass
32631 it to check_function_nonnull.
32632 * c-common.h (check_function_arguments): Adjust declaration.
32634 2016-01-13 Jakub Jelinek <jakub@redhat.com>
32636 PR tree-optimization/69156
32637 * gimple.c (validate_type): Removed.
32638 (gimple_builtin_call_types_compatible_p): Use
32639 useless_type_conversion_p instead of validate_type.
32640 * value-prof.c (gimple_stringop_fixed_value): Fold
32641 icall_size to correct type.
32643 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
32645 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
32648 2016-01-13 Richard Henderson <rth@redhat.com>
32651 * target.def (builtin_tm_load, builtin_tm_store): Remove.
32652 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
32653 (ix86_builtin_tm_store): Remove.
32654 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32655 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32656 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
32657 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
32658 * doc/tm.texi: Rebuild.
32660 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
32661 (BUILT_IN_TM_MEMCPY_RTWN): New.
32662 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
32663 fallback from vector to integer helpers.
32664 (build_tm_load): Handle vector types directly, instead of
32666 (build_tm_store): Likewise.
32667 (expand_assign_tm): Prepare for register types not handled by
32668 the above. Copy them to memory and use memcpy.
32669 * tree.c (tm_define_builtin): New.
32670 (find_tm_vector_type): New.
32671 (build_tm_vector_builtins): New.
32672 (build_common_builtin_nodes): Call it.
32674 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
32676 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
32677 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
32679 2016-01-13 Tom de Vries <tom@codesourcery.com>
32681 PR tree-optimization/69169
32682 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
32683 handled_struct_type param.
32684 (create_variable_info_for, intra_create_variable_infos): Call
32685 create_variable_info_for_1 with extra arg.
32687 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
32689 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
32690 and "armv8.1-a+crc" entries.
32692 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
32695 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
32696 Change first operand predicate from register_or_constm1_operand
32697 to register_operand.
32698 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
32699 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
32700 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
32701 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
32702 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
32703 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
32704 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
32705 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
32706 comparison with constm1_rtx from vec_prefetch_gen part.
32708 2016-01-13 Richard Biener <rguenther@suse.de>
32710 PR tree-optimization/69013
32711 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
32712 Exchange assert for a test.
32714 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32717 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
32719 2016-01-13 Richard Biener <rguenther@suse.de>
32721 PR tree-optimization/69242
32722 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
32723 assert with a check.
32725 2016-01-13 Richard Biener <rguenther@suse.de>
32727 PR tree-optimization/69186
32728 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
32729 Properly guard vect_update_misalignment_for_peel call.
32731 2016-01-12 Jeff Law <law@redhat.com>
32733 PR tree-optimization/pr67755
32734 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
32735 "need_profile_correction".
32736 (thread_block_1): Initialize new field to false by default. If we
32737 have multiple thread paths through a common joiner to different
32738 final targets, then set new field to true.
32739 (compute_path_counts): Only do count adjustment when it's really
32742 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32744 * doc/invoke.texi (Spec Files): Move section down in file, past
32745 all command-line option descriptions.
32747 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32749 PR middle-end/54809
32750 * doc/gty.texi: Remove documentation of mark_hook.
32751 * gengtype.c (struct write_types_data): Remove code to support
32752 mark_hook attribute.
32753 (walk_type): Likewise.
32754 (write_func_for_structure): Likewise.
32756 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32758 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
32759 Directory Options, and -specs= to Overall Options.
32760 (Overall Options): Adjust similarly. Reorder to group related
32761 options together. Make -specs= cross-reference the spec file details.
32762 (Directory Options): Adjust similarly.
32764 2016-01-12 Jeff Law <law@redhat.com>
32766 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
32768 2016-01-12 Olivier Hainque <hainque@adacore.com>
32770 * gcc.c (spec_undefvar_allowed): New global.
32771 (process_command): Set to true when running for --version or --help,
32773 (getenv_spec_function): When the variable is not defined, use the
32774 variable name as the variable value if we're allowed not to issue
32777 2016-01-12 Bin Cheng <bin.cheng@arm.com>
32779 PR tree-optimization/68911
32780 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
32781 information computed for expression "init + nit * step".
32783 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
32785 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
32786 about name of GCC executable. Remove deleted node from menu.
32787 (Directory Options) <-B>: Remove cross-reference to deleted node.
32788 (Target Options): Delete section.
32790 2016-01-12 Christian Bruel <christian.bruel@st.com>
32793 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
32794 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
32796 2016-01-12 Jakub Jelinek <jakub@redhat.com>
32799 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
32800 aligned_mem is properly set for AVX512-VL floating point masked
32804 * ifcvt.c (cond_exec_process_if_block): When removing the last
32805 insn from then_bb, remove also any possible barriers that follow it.
32807 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
32811 * config/i386/iamcu.h (SIZE_TYPE): New macro.
32812 (PTRDIFF_TYPE): Likewise.
32813 (WCHAR_TYPE): Likewise.
32814 (WCHAR_TYPE_SIZE): Likewise.
32815 (STDINT_LONG32): Likewise.
32817 2016-01-12 Richard Biener <rguenther@suse.de>
32819 PR tree-optimization/69053
32820 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
32821 convert initial value for cond reductions.
32823 2016-01-12 Richard Biener <rguenther@suse.de>
32825 PR tree-optimization/69007
32826 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
32827 widen_sum after dot_prod and sad.
32829 2016-01-12 Richard Biener <rguenther@suse.de>
32831 PR tree-optimization/69168
32832 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
32833 pattern stmt SLP type.
32834 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
32835 end up unused so cope with that case.
32837 2016-01-12 Richard Biener <rguenther@suse.de>
32839 PR tree-optimization/69157
32840 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
32841 stmts def type only during analyze phase.
32842 (vectorizable_call): Likewise.
32843 (vectorizable_simd_clone_call): Likewise.
32844 (vectorizable_conversion): Likewise.
32845 (vectorizable_assignment): Likewise.
32846 (vectorizable_shift): Likewise.
32847 (vectorizable_operation): Likewise.
32848 (vectorizable_store): Likewise.
32849 (vectorizable_load): Likewise.
32851 2016-01-12 Richard Biener <rguenther@suse.de>
32853 PR tree-optimization/69174
32854 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
32856 (vectorizable_load): Properly compute the number of loads needed
32857 for permuted strided SLP loads and do not spuriously assign
32858 to SLP_TREE_VEC_STMTS.
32860 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
32862 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
32863 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
32864 (MD_EXEC_PREFIX): Remove.
32865 (MD_STARTFILE_PREFIX) Removee.
32866 (FILE_NAME_ABSOLUTE_P): Remove.
32867 (CPP_SPEC): Do not read macros from sys/version.h.
32868 (LINK_COMMAND_SPEC): Remove.
32869 (LOCAL_INCLUDE_DIR): Remove.
32870 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
32871 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
32872 (POST_LINK_SPEC): Define to invoke stubify after linker
32873 (LIBSTDCXX): Remove define
32874 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
32875 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
32876 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
32877 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
32878 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
32879 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
32880 (i386_djgpp_asm_named_section): Add propotype of new procedure
32882 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
32883 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
32884 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
32885 in config/i386/djgpp.h).
32886 (STANDARD_STARTFILE_PREFIX_2): Define identical to
32887 STANDARD_STARTFILE_PREFIX_1.
32888 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
32889 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
32890 installation errors.
32891 (MAX_OFILE_ALIGNMENT): Define to 128.
32892 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
32894 * config/i386/djgpp.c: New file. Add implementation of
32895 i386_djgpp_asm_named_section.
32897 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
32899 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
32900 Add rule for building djgpp.o.
32902 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32904 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
32905 (rtx_is_swappable_p): Reductions are swappable.
32906 (insn_is_swappable_p): V2DF reductions are swappable.
32908 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
32910 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
32911 reloads for other unsupported memory operands.
32913 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32914 Jim Wilson <jim.wilson@linaro.org>
32917 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
32918 copy_to_mode_reg instead of force_reg.
32920 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32923 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
32924 TARGET_80387 is true.
32926 2016-01-11 Jakub Jelinek <jakub@redhat.com>
32929 * lra-eliminations.c (move_plus_up): Only move plus up
32930 if subreg of the constant can be simplified into constant
32931 and use the simplified subreg of the constant instead of
32932 the original constant.
32934 * fold-const.c (fold_convertible_p): Don't return true
32935 for conversion of VECTOR_TYPE to same sized integral type.
32936 (fold_convert_loc): Fix up formatting. Fold conversion of
32937 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
32938 instead of NOP_EXPR.
32940 PR tree-optimization/69214
32941 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
32942 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
32945 PR tree-optimization/69207
32946 * tree-vect-slp.c (vect_get_constant_vectors): For
32947 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
32948 fold_convertible_p to vector_type's element type, and always
32949 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
32951 2016-01-11 Richard Biener <rguenther@suse.de>
32953 PR tree-optimization/69173
32954 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
32955 fixup the cycle if all stmts are in a pattern.
32957 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
32959 PR middle-end/68999
32960 * alias.c (base_alias_check): Move check for addresses with
32961 alignment ANDs before the call for compare_base_decls.
32962 (memrefs_conflict_p): Return -1 for different decls
32963 that went through alignment adjustments.
32965 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32967 PR rtl-optimization/68796
32968 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
32969 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
32970 and QImode comparisons against zero with CC_NZmode.
32971 * config/aarch64/iterators.md (short_mask): New mode_attr.
32973 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32975 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
32976 (<avx512>_store<mode>_mask): Likewise.
32978 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
32979 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32981 PR rtl-optimization/68841
32982 * ifcvt.c (struct noce_if_info): Add orig_x field.
32983 (bbs_ok_for_cmove_arith): Add to_rename parameter.
32984 Don't record conflicts on to_rename if it's present.
32985 Allow memory destinations in sets.
32986 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
32987 blocks, passing orig_x to the checks.
32988 (noce_process_if_block): Set if_info->orig_x appropriately.
32990 2016-01-11 Tom de Vries <tom@codesourcery.com>
32992 PR tree-optimization/69069
32993 * tree-parloops.c (create_parallel_loop): Add missing phi args.
32995 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
32997 PR rtl-optimization/68920
32998 * config/i386/i386.c (ix86_option_override_internal): Restrict number
32999 of conditional moves for RTL if-conversion to 1 for
33000 TARGET_ONE_IF_CONV_INSN.
33001 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
33002 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
33003 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
33004 parameter to restirct number of conditional moves for
33006 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
33007 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
33010 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
33013 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
33014 onepart vars. Fix typo in comment. Fix reversed condition in
33016 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
33019 * var-tracking.c (dump_onepart_variable_differences): New.
33020 (dataflow_set_different): If a detailed dump is requested,
33021 delay early returns and dump differences between onepart
33022 variables present before and after, and added variables.
33024 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
33027 * expr.c (expand_expr_real_1): For boolean vector constants
33028 with a scalar mode use const_scalar_mask_from_tree.
33029 (const_scalar_mask_from_tree): New.
33030 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
33031 assigned to a mask type to handle constants.
33033 2016-01-11 Martin Jambor <mjambor@suse.cz>
33036 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
33037 useless parameters if we cannot change function signature.
33039 2016-01-11 Martin Jambor <mjambor@suse.cz>
33042 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
33045 2016-01-11 Tom de Vries <tom@codesourcery.com>
33047 PR tree-optimization/69109
33048 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
33051 2016-01-11 Tom de Vries <tom@codesourcery.com>
33053 PR tree-optimization/69108
33054 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
33055 res is not used in a phi.
33057 2016-01-11 Yury Gribov <y.gribov@samsung.com>
33060 * common.opt (frandom-seed): Fix parameter name.
33061 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
33063 2016-01-11 Tom de Vries <tom@codesourcery.com>
33065 PR tree-optimization/69058
33066 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
33069 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
33071 * config/arc/arc.opt (mdiv-rem): Add period to the end.
33072 (mcode-density): Likewise.
33074 2016-01-10 Tom de Vries <tom@codesourcery.com>
33076 PR tree-optimization/69062
33077 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
33078 (parallelize_loops): Don't paralelize loop that has phi with address
33081 2016-01-10 Tom de Vries <tom@codesourcery.com>
33083 PR tree-optimization/69039
33084 * tree-parloops.c (try_create_reduction_list): Only allow single exit
33087 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
33089 PR middle-end/68743
33090 * match.pd: Require target has function_c99_misc before doing
33091 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
33093 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
33095 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
33097 * configure: Regenerate.
33099 2016-01-09 Jakub Jelinek <jakub@redhat.com>
33101 PR middle-end/50865
33102 PR tree-optimization/69097
33103 * fold-const.h (expr_not_equal_to): New prototype.
33104 * fold-const.c: Include stringpool.h and tree-ssanames.h.
33105 (expr_not_equal_to): New function.
33106 * match.pd (X % -Y is the same as X % Y): Don't optimize
33107 unless X is known not to be equal to minimum or Y is known
33108 not to be equal to -1.
33109 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
33110 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
33111 (simplify_stmt_using_ranges): Adjust caller.
33112 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
33113 substitute_and_fold.
33115 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
33117 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
33120 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33122 PR tree-optimization/69167
33123 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
33124 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
33126 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
33128 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33129 Richard Biener <rguenther@suse.de>
33131 PR tree-optimization/68707
33132 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
33133 instances that can be handled via vect_load_lanes.
33135 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
33137 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
33138 if we can't determine address equivalence.
33139 * alias.c (compare_base_decl): Update for changed return value of
33140 symtab_node::equal_address_to.
33142 2016-01-08 Jason Merrill <jason@redhat.com>
33146 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
33147 * expr.c (store_field): Not here.
33148 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
33149 call with TREE_ADDRESSABLE type.
33150 * tree-cfg.c (verify_gimple_call): Adjust.
33152 2016-01-08 Olivier Hainque <hainque@adacore.com>
33154 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
33157 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33159 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
33160 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
33161 (reduc_smin_v2sf): Rename to...
33162 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
33163 (reduc_splus_v2sf): Rename to...
33164 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
33166 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33168 PR tree-optimization/69162
33169 * gimplify.c (gimplify_va_arg_expr): Encode original type of
33170 valist argument in another argument.
33171 (gimplify_modify_expr): Adjust for the above change. Cleanup.
33172 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
33173 to determine the va_list type, build a MEM_REF instead of
33174 build_fold_indirect_ref.
33176 PR tree-optimization/69172
33177 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
33180 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
33182 PR tree-optimization/67781
33183 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
33184 and cmpnop in two steps: first the ones not accessed in original
33185 gimple expression in a endian independent way and then the ones not
33186 accessed in the final result in an endian-specific way.
33188 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33190 PR tree-optimization/69083
33191 * tree-vect-slp.c (vect_get_constant_vectors): For
33192 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
33193 element type. If op is fold_convertible_p to vector_type's element
33194 type, use NOP_EXPR instead of VCE.
33196 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
33198 PR rtl-optimization/67778
33199 PR rtl-optimization/68634
33200 PR rtl-optimization/68909
33201 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
33202 block from the stack until done with it. Remove a superfluous
33203 bitmap set. Remove a superfluous bitmap test.
33205 2016-01-07 Martin Sebor <msebor@redhat.com>
33208 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
33209 constraint on the type of arguments.
33211 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
33213 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
33214 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
33215 unaligned_access on the gcc_options set.
33216 * config/arm/arm.c (arm_option_override_internal): Use
33217 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
33219 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33222 * config/i386/i386.c (ix86_frame_pointer_required): Enable
33223 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
33225 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33228 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33231 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33232 depending on frame_pointer_needed before remaining integer and SSE
33233 registers are saved.
33235 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
33238 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
33240 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
33243 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
33244 Use the "xBm" constraint.
33245 (float<sseintvecmodelower><mode>2<mask_name><round_name):
33247 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
33248 (sse_cvtsi2ssq<round_name>): Likewise.
33249 (sse_cvtss2si<round_name>): Likewise.
33250 (sse_cvtss2siq<round_name>): Likewise.
33251 (sse2_cvtsi2sdq<round_name>): Likewise.
33252 (sse2_cvtsd2si<round_name>): Likewise.
33253 (sse2_cvtsd2siq<round_name>): Likewise.
33254 * config/i386/subst.md (round_nimm_scalar_predicate): New
33257 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
33259 PR middle-end/67639
33260 * varasm.c (make_decl_rtl): Mark invalid register vars as
33263 PR rtl-optimization/66206
33264 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
33265 All callers changed.
33267 2016-01-07 Jakub Jelinek <jakub@redhat.com>
33269 PR tree-optimization/69141
33270 * tree-ssa-pre.c: Include langhooks.h.
33271 (eliminate_dom_walker::before_dom_children): Use
33272 lang_hooks.decl_printable_name instead of
33273 cgraph_node::get ()->name ().
33275 PR middle-end/68960
33276 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
33277 it and DECL_ALIGN too.
33279 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
33281 * config/mips/mips-ftypes.def: Sort to lexicographical order.
33283 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33286 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33287 depending on frame_pointer_needed before remaining integer and SSE
33288 registers are saved.
33290 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33292 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
33293 mode iterator with VSX_M2.
33294 (*p9_vecstore_<mode>): Likewise.
33295 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
33296 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
33297 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
33298 (define_split for VSX_LE128 stores): Likewise.
33299 (define_peephole2 for TImode LE swaps): Likewise.
33300 (define_split for VSX_LE128 post-reload stores): Likewise.
33302 2016-01-06 Marek Polacek <polacek@redhat.com>
33305 * convert.c (convert_to_integer_1): Adjust call to
33306 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
33307 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
33308 EXPR instead of ARG.
33309 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
33311 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33314 * doc/extend.texi (RL78 Variable Attributes): New section.
33316 2016-01-05 Marek Polacek <polacek@redhat.com>
33319 * builtins.c (get_memmodel): Use expansion point location rather than
33320 the input location. Call warning_at rather than warning.
33321 (expand_builtin_atomic_compare_exchange): Likewise.
33322 (expand_builtin_atomic_load): Likewise.
33323 (expand_builtin_atomic_store): Likewise.
33324 (expand_builtin_atomic_clear): Likewise.
33326 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33329 * config/i386/i386.c (ix86_expand_vector_logical_operator):
33330 Replace nonimmediate_operand with vector_operand.
33331 * config/i386/predicates.md (vector_operand): New predicate.
33332 (general_vector_operand): Replace nonimmediate_operand with
33334 * config/i386/sse.md: Replace nonimmediate_operand with
33335 vector_operand and m constraint with Bm constraint on SSE
33336 patterns with 16-byte memory operand.
33337 * config/i386/subst.md (round_nimm_predicate): Replace
33338 nonimmediate_operand with vector_operand.
33339 (round_saeonly_nimm_predicate): Likewise.
33340 (round_saeonly_nimm_scalar_predicate): New.
33342 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33345 * config/i386/constraints.md (Bm): New constraint.
33346 * config/i386/predicates.md (vector_memory_operand): New
33348 * config/i386/sse.md: Replace xm with xBm in plusminus and
33349 any_logic patterns.
33351 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33354 * doc/extend.texi (V850 Function Attributes): New section.
33355 (V850 Variable Attributes): New section.
33357 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33360 * doc/extend.texi (MicroBlaze Function Attributes): Document
33361 interrupt_handler and fast_interrupt attributes.
33363 2016-01-05 Sergei Trofimovich <siarheit@google.com>
33366 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
33367 for local symbolic operands.
33368 * config/ia64/predicates.md (local_symbolic_operand64): New
33371 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33373 PR rtl-optimization/68651
33374 * combine.c (combine_simplify_rtx): Canonicalize x + x into
33377 2016-01-05 Nathan Sidwell <nathan@acm.org>
33379 * alias.c (compare_base_decls): Use symtab_node::get.
33381 2016-01-05 Nick Clifton <nickc@redhat.com>
33384 * ira-costs.c (copy_cost): Initialise the t_icode field of the
33385 secondary_reload_info structure.
33388 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
33389 decls if weak support is available.
33391 2016-01-04 Martin Sebor <msebor@redhat.com>
33393 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
33395 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
33397 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
33398 OPTION_MASK_P9_DFORM.
33400 * config/rs6000/constraints.md (wo constraint): New constraint for
33403 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
33405 (rs6000_init_hard_regno_mode_ok): Likewise.
33407 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
33410 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
33411 expanders not to have constraints. Add support for ISA 3.0 xxperm
33412 instruction. Add support for fusing xxlor with xxperm.
33413 (altivec_vperm_<mode>_internal): Likewise.
33414 (altivec_vperm_v8hiv16qi): Likewise.
33415 (altivec_vperm_<mode>v16q): Likewise.
33416 (altivec_vperm_<mode>_uns): Likewise.
33417 (vperm_v8hiv4si): Likewise.
33418 (vperm_v16qiv8hi): Likewise.
33420 * doc/md.texi (RS/6000 constraints): Document wo constraint.
33422 2016-01-04 Jakub Jelinek <jakub@redhat.com>
33424 Update copyright years.
33426 * gcc.c (process_command): Update copyright notice dates.
33427 * gcov-dump.c (print_version): Ditto.
33428 * gcov.c (print_version): Ditto.
33429 * gcov-tool.c (print_version): Ditto.
33430 * gengtype.c (create_file): Ditto.
33431 * doc/cpp.texi: Bump @copying's copyright year.
33432 * doc/cppinternals.texi: Ditto.
33433 * doc/gcc.texi: Ditto.
33434 * doc/gccint.texi: Ditto.
33435 * doc/gcov.texi: Ditto.
33436 * doc/install.texi: Ditto.
33437 * doc/invoke.texi: Ditto.
33439 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33441 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
33442 modes larger than TImode as TImode if NEON is not enabled.
33444 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33447 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
33448 mode for %f0-%f31 only if TARGET_FPU.
33450 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33453 * config/sparc/sparc.c (scan_record_type): Take into account subfields
33454 to compute the PACKED_P predicate.
33455 (function_arg_record_value): Minor tweaks.
33457 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
33459 * doc/install.texi (--with-multilib-list): Describe the meaning of the
33460 option for arm*-*-* targets.
33462 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
33464 * doc/extend.texi (Common Function Attributes): Move docs for
33465 MSP430-specific attributes to....
33466 (MSP430 Function Attributes): ...here. Delete the redundant
33467 entries and copy-edit the remaining text.
33468 (MSP430 Variable Attributes): Use uniform format for index
33469 entries and add a cross-reference to the corresponding function
33472 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
33474 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
33476 (x86 Options): Likewise.
33478 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33482 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
33483 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
33484 to corresponding attribute.
33486 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33488 * doc/extend.texi (Common Function Attributes) <noplt>: Move
33489 to correct alphabetization of table. Copy-edit and correct
33491 <stack_protect>: Likewise.
33492 <target_clones>: Likewise.
33494 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
33495 Correct punctuation.
33496 (Code Gen Options) <-fno-plt>: Copy-edit.
33498 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
33501 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
33502 SI values. Explicitly convert SI to DI and vice-versa.
33504 2016-01-01 Jakub Jelinek <jakub@redhat.com>
33506 PR tree-optimization/69070
33507 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
33508 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
33511 * ubsan.c (ubsan_instrument_float_cast): Call
33512 initialize_sanitizer_builtins.
33515 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
33517 Copyright (C) 2016 Free Software Foundation, Inc.
33519 Copying and distribution of this file, with or without modification,
33520 are permitted in any medium without royalty provided the copyright
33521 notice and this notice are preserved.