1 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
4 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
5 (cortex-a73.cortex-a35): Likewise.
6 (cortex-a73.cortex-a53): Likewise.
7 * config/aarch64/aarch64-tune.md: Regenerate.
8 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
9 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
12 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14 * configure.ac (gcc_cv_as_compress_debug): Remove
15 --compress-debug-sections as extra as switch.
16 Handle gas --compress-debug-sections=type.
17 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
18 Handle gld --compress-debug-sections=type.
19 * configure: Regenerate.
21 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
23 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
25 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
27 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
28 (do_rewrite): likewise.
30 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32 * common/config/mep/mep-common.c: Remove.
33 * config.gcc: Remove mep-* support.
34 * config/mep/constraints.md: Remove.
35 * config/mep/default.h: Remove.
36 * config/mep/intrinsics.h: Remove.
37 * config/mep/intrinsics.md: Remove.
38 * config/mep/ivc2-template.h: Remove.
39 * config/mep/mep-c5.cpu: Remove.
40 * config/mep/mep-core.cpu: Remove.
41 * config/mep/mep-default.cpu: Remove.
42 * config/mep/mep-ext-cop.cpu: Remove.
43 * config/mep/mep-intrin.h: Remove.
44 * config/mep/mep-ivc2.cpu: Remove.
45 * config/mep/mep-pragma.c: Remove.
46 * config/mep/mep-protos.h: Remove.
47 * config/mep/mep.c: Remove.
48 * config/mep/mep.cpu: Remove.
49 * config/mep/mep.h: Remove.
50 * config/mep/mep.md: Remove.
51 * config/mep/mep.opt: Remove.
52 * config/mep/predicates.md: Remove.
53 * config/mep/t-mep: Remove.
54 * doc/install.texi: Remove mep-* documentation.
55 * doc/md.texi: Likewise.
57 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
59 * config.gcc: Remove support for avr-rtems.
60 * config/avr/gen-avr-mmcu-specs.c: Likewise.
61 * config/avr/rtems.h: Remove.
62 * config/avr/t-rtems: Remove.
64 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
66 * config.gcc: Remove m32r-rtems support.
67 * config/m32r/rtems.h: Remove.
69 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
71 * config.gcc: Remove h8300-rtems support.
72 * config/h8300/rtems.h: Remove.
73 * config/h8300/t-rtems: Remove.
75 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
77 * config.gcc: Remove support for knetbsd.
78 * configure.ac: Likewise.
79 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
80 * config/knetbsd-gnu.h: Remove.
81 * configure: Regenerate.
83 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
85 * config.gcc: Remove support for openbsd 2 and 3.
86 * config/openbsd-oldgas.h: Remove.
88 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
90 * config.gcc: Remove interix support.
91 * config/i386/i386-interix.h: Remove.
92 * config/i386/interix.opt: Remove.
93 * config/i386/t-interix: Remove.
94 * configure: Regenerate.
95 * configure.ac: Remove interix support.
96 * doc/install.texi: Remove interix documentation.
98 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
100 * config/rs6000/rs6000.h: Add conditional preprocessing directives
101 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
104 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
106 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
107 they are both PLACEHOLDER_EXPRs.
109 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
111 * stor-layout.c (layout_type): Move setting complex MODE to
112 layout_type, instead of setting it ahead of time by the caller.
113 * tree.c (build_complex_type): Likewise.
115 2016-06-21 Martin Liska <mliska@suse.cz>
117 * predict.c (force_edge_cold): Replace imposisble with
120 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
122 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
123 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
125 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
127 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
129 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
130 Ilya Enkovich <ilya.enkovich@intel.com>
133 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
134 New member function to convert V1TImode register to SUBREG
135 TImode in debug insn.
136 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
137 after changing register mode to V1TImode.
139 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
141 * config/aarch64/aarch64-cores.def (vulcan): New core.
142 * config/aarch64/aarch64-tune.md: Regenerate.
143 * doc/invoke.texi: Document vulcan as an available option.
145 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
147 * cse.c (canon_asm_operands): New function extracted from...
148 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
149 either standalone or member of a PARALLEL.
151 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
154 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
155 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
156 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
158 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
161 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
162 constant addresses if can_create_pseudo_p.
164 2016-06-21 Jakub Jelinek <jakub@redhat.com>
166 PR tree-optimization/71588
167 * tree-ssa-strlen.c (valid_builtin_call): New function.
168 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
171 2016-06-20 Jakub Jelinek <jakub@redhat.com>
174 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
175 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
176 for conversion of scalar user var to complex type and use the
177 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
180 PR rtl-optimization/71591
181 * toplev.c (toplev::run_self_tests): If no_backend, complain and
184 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
187 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
188 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
189 space for PIC with non-v32 and the common non-PIC "jump".
191 2016-06-20 Jakub Jelinek <jakub@redhat.com>
194 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
195 returned values and add UN*/LTGT/*ORDERED cases with values matching
196 D operand modifier on vcmp for AVX.
198 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
200 * config/aarch64/aarch64.opt
201 (mpc-relative-literal-loads): Rename internal option name.
202 * config/aarch64/aarch64.c
203 (aarch64_nopcrelative_literal_loads): Rename to
204 aarch64_pcrelative_literal_loads.
205 (aarch64_expand_mov_immediate): Likewise.
206 (aarch64_secondary_reload): Likewise.
207 (aarch64_can_use_per_function_literal_pools_p): Likewise.
208 (aarch64_override_options_after_change_1): Rename and simplify logic.
209 (aarch64_classify_symbol): Merge large model checks into switch,
210 remove pc-relative load check.
212 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
214 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
215 costs relative to the cost of a register move.
217 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
219 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
220 (vcvt_n_f64_u64): Likewise.
221 (vcvt_n_s64_f64): Likewise.
222 (vcvt_n_u64_f64): Likewise.
223 (vcvt_f64_s64): Likewise.
224 (vrecpe_f64): Likewise.
225 (vcvt_f64_u64): Likewise.
226 (vrecps_f64): Likewise.
228 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
230 * config/aarch64/aarch64.md
231 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
233 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
235 * config/aarch64/aarch64-builtins.c
236 (aarch64_types_binop_uss_qualifiers): Delete.
237 (TYPES_BINOP_USS): Likewise.
238 (aarch64_types_binop_sus_qualifiers): Likewise.
239 (TYPES_BINOP_SUS): Likewise.
240 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
241 (TYPES_FCVTIMM_SUS): Likewise.
242 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
244 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
245 (fcvtzs): Use SHIFTIMM rather than BINOP.
246 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
248 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
250 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
251 costs relative to the cost of a register move.
253 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
255 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
256 Allow scalar/single vector modes to be tieable.
258 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
260 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
262 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
264 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
266 * tree.h (TYPE_ALIGN): Likewise.
268 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
271 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
273 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
275 * config/avr/avr.c (avr_print_operand): Fix "format not a string
276 literal" build warnings.
277 (avr_print_operand_address): Dito.
279 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
282 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
283 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
285 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
287 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
289 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
292 * reload1.c (reload): Pass 0 to finish_spills when called because
293 update_eliminables_and_spill returns true and remove did_spill.
294 (finish_spills): Adjust comment and document GLOBAL parameter.
296 2016-06-17 DJ Delorie <dj@redhat.com>
299 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
300 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
301 (umulqihi3_virt): Likewise.
302 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
303 (umulqihi3_real): Likewise.
305 2016-06-17 Martin Liska <mliska@suse.cz>
307 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
309 2016-06-17 Martin Liska <mliska@suse.cz>
311 * predict.def: PRED_LOOP_EXIT from 92 to 85.
313 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
315 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
317 (vaddq_f32): Likewise.
318 (vmul_f32): Likewise.
319 (vmulq_f32): Likewise.
320 (vsub_f32): Likewise.
321 (vsubq_f32): Likewise.
323 2016-06-17 Bin Cheng <bin.cheng@arm.com>
325 PR tree-optimization/71347
326 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
327 cost for all uses in group.
329 2016-06-17 Bin Cheng <bin.cheng@arm.com>
331 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
332 insert gimple seq if it's not empty.
334 2016-06-17 Bin Cheng <bin.cheng@arm.com>
336 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
338 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
340 (comp_dr_with_seg_len_pair): Ditto.
341 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
342 struct dr_with_seg_len_pair against DR_OFFSET.
343 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
346 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
348 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
350 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
352 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
353 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
354 (pa_output_millicode_call): Likewise.
355 (pa_output_call): Likewise.
356 (pa_output_indirect_call): Likewise.
357 (pa_asm_output_mi_thunk): Likewise.
359 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
361 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
363 2016-06-16 Martin Liska <mliska@suse.cz>
365 * predict.c (combine_predictions_for_insn): When we find a first
366 match predictor, we should consider just predictors with
367 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
369 (combine_predictions_for_bb): Likewise.
371 2016-06-16 Jakub Jelinek <jakub@redhat.com>
373 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
374 with base of reference to struct.
376 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
378 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
380 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
382 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
383 progmem_swtable_section.
384 (progmem_swtable_section): Remove.
385 (avr_asm_function_rodata_section): Remove.
386 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
387 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
389 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
391 * config/i386/driver-i386.c (host_detect_local_cpu): Set
392 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
393 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
394 signature_CENTAUR_ebx.
395 * config/i386/i386.c (ix86_option_override_internal): Add
396 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
397 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
398 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
400 2016-06-16 Martin Liska <mliska@suse.cz>
402 * predict.def: Add fortran loop preheader predictor.
403 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
404 fold IFN_BUILTIN_EXPECT with a known constant argument.
406 2016-06-16 Martin Liska <mliska@suse.cz>
408 * predict.def: Add 'Fortran' to display text of all
409 PRED_FORTRAN_* predictors.
411 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
414 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
415 [IA64_BUILTIN_NANSQ]: Ditto.
416 (ia64_fold_builtin): New function.
417 (TARGET_FOLD_BUILTIN): New define.
418 (ia64_init_builtins) Declare const_string_type node.
419 Add __builtin_nanq and __builtin_nansq builtin functions.
420 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
422 2016-06-16 Nick Clifton <nickc@redhat.com>
424 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
425 MSP430_HWMULT_ prefix to enum values.
426 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
427 * config/msp430/msp430.c: Update use of enum values.
428 * config/msp430/msp430.md: Likewise.
429 * config/msp430/msp430.opt: Likewise.
431 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
433 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
434 of comparsions in the last iteration.
436 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
437 Joern Rennecke <joern.rennecke@embecosm.com>
439 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
441 (arc_needs_pcl_p): Add GOTOFFPC.
442 (arc_legitimate_pic_addr_p): Likewise.
443 (arc_output_pic_addr_const): Likewise.
444 (arc_legitimize_pic_address): Generate a pc-relative address using
446 (arc_output_libcall): Use @pcl syntax.
447 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
448 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
449 (*movsi_insn): Use @pcl syntax.
450 (doloop_begin_i): Likewise.
452 2016-06-16 Martin Liska <mliska@suse.cz>
454 * predict.def: Define a new predictor.
456 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
458 * config/arc/arc.opt (mtp-regno): Update text.
460 2016-06-16 Renlin Li <renlin.li@arm.com>
462 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
464 2016-06-16 Jakub Jelinek <jakub@redhat.com>
467 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
468 (setcc + and peephole2): Likewise.
470 PR rtl-optimization/71532
471 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
474 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
476 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
477 DImode constants with XXSPLTIB in vector registers.
478 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
479 vsx_extract_<mode>_internal{1,2} into a single insn that handles
480 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
481 extraction of the element at the top of the register as a scalar
483 (vsx_extract_<mode>_internal1): Likewise.
484 (vsx_extract_<mode>_internal2): Likewise.
485 * config/rs6000/constraints.md (wi constraint): Remove a comment
486 about DImode not being allowed in Altivec registers.
487 (wB constraint): New constraint for constants that can be
488 generated in Altivec registers with VSPLTISW/VUPKHSW.
489 * config/rs6000/predicates.md (xxspltib_constant_split): Update
491 (xxspltib_constant_nosplit): Likewise.
492 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
493 support for -mupper-regs-di to enable DImode to go into Altivec
495 (POWERPC_MASKS): Likewise.
496 (power7 cpu): Likewise.
497 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
498 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
499 for DImode being allowed in Altivec registers. Update wi/wj
500 constraints. Set scalar_in_vmx_p flag.
501 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
502 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
503 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
504 (rs6000_opt_masks): Add -mupper-regs-di.
505 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
506 direct move to use wi and not wj.
508 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
510 (floatunssi<mode>2_lfiwzx_mem): Likewise.
511 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
512 any VSX register, instead of just Altivec registers, to allow
513 either operand to be an Altivec register or both.
514 (fixuns_trunc<mode>di2_fctiduz): Likewise.
515 (movdi_internal32): Add support for -mupper-regs-di. Add support
516 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
517 the alternatives and attributes to be lined up to be easier to
519 (movdi_internal64): Likewise.
520 (64-bit DImode splitters): Change predicates to only split loading
521 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
522 load constants in ISA 3.0 or ISA 2.07 respectively.
523 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
524 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
525 mention -mcpu=power9 sets these options.
526 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
529 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
532 * config/avr/avr.c (avr_set_current_function): Warn misspelled
533 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
534 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
535 by default to warn misspelled interrupt/ signal handler.
536 * doc/invoke.texi (AVR Options): Document it. Update description
537 for -nodevicelib option.
539 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
541 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
542 up parentheses. Use GET_MODE_UNIT_BITSIZE.
543 (aarch64_<sur>shll2_n<mode>): Likewise.
545 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
548 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
549 DECL_CONTEXT for copied arguments.
551 2016-06-15 Alan Hayward <alan.hayward@arm.com>
553 PR tree-optimization/71483
554 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
557 2016-06-15 Martin Liska <mliska@suse.cz>
559 * predict.c (tree_predict_by_opcode): Call predict_edge_def
560 instead of predict_edge w/o a probability.
562 2016-06-15 Alan Hayward <alan.hayward@arm.com>
564 PR tree-optimization/71439
565 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
568 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
570 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
571 register subregs in SET_SRC.
573 2016-06-15 Richard Biener <rguenther@suse.de>
575 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
578 2016-06-15 Richard Biener <rguenther@suse.de>
580 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
581 not consider dependences between accesses that belong to the
583 (vect_analyze_data_ref_dependences): Do not analyze read-read
586 2016-06-14 David Malcolm <dmalcolm@redhat.com>
588 * spellcheck-tree.c: Include spellcheck-tree.h rather than
590 (find_closest_identifier): Reimplement in terms of
591 best_match<tree,tree>.
592 * spellcheck-tree.h: New file.
593 * spellcheck.c (struct edit_distance_traits<const char *>): New
595 (find_closest_string): Reimplement in terms of
596 best_match<const char *, const char *>.
597 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
598 overload to spellcheck-tree.h.
599 (find_closest_identifier): Likewise.
600 (struct edit_distance_traits<T>): New template.
601 (class best_match): New class.
603 2016-06-14 David Malcolm <dmalcolm@redhat.com>
605 * selftest-run-tests.c (selftest::run_tests): Call
606 selftest::spellcheck_tree_c_tests.
607 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
608 * spellcheck-tree.c: Include selftest.h and stringpool.h.
609 (selftest::test_find_closest_identifier): New function.
610 (selftest::spellcheck_tree_c_tests): New function.
611 * spellcheck.c (selftest::test_find_closest_string): Verify that
612 the order of the vec does not affect the results for this case.
613 (selftest::test_data): New array.
614 (selftest::test_metric_conditions): New function.
615 (selftest::spellcheck_c_tests): Add a test of case-comparison.
616 Call selftest::test_metric_conditions.
618 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
620 * config/rs6000/rs6000-builtin.def (commentary): Typo.
621 (BU_P9_MISC_1): Likewise.
622 (BU_P9_64BIT_MISC_0): Likewise.
623 (BU_P9_MISC_0): Likewise.
625 2016-06-14 David Malcolm <dmalcolm@redhat.com>
627 * gcc-rich-location.c
628 (gcc_rich_location::add_fixit_misspelled_id): New method.
629 * gcc-rich-location.h
630 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
632 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
634 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
635 FreeBSD 11 and above.
637 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
639 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
641 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
643 * expmed.h: Close parenthesis in "at your option" in copyright
645 * lower-subreg.h: Likewise.
647 2016-06-14 Richard Biener <rguenther@suse.de>
650 * genmatch.c (expr::gen_transform): Use in_type for comparisons
653 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
655 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
657 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
659 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
661 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
662 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
664 2016-06-14 Richard Biener <rguenther@suse.de>
666 PR tree-optimization/71522
667 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
668 copying into float copying.
670 2016-06-14 Jakub Jelinek <jakub@redhat.com>
672 PR tree-optimization/71520
673 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
674 (replace_block_by): Move user labels from bb1 to bb2.
676 2016-06-14 Richard Biener <rguenther@suse.de>
680 * expr.h (get_bit_range): Declare.
681 * expr.c (get_bit_range): Export.
682 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
683 word_mode again to constrain the bitfield access.
685 2016-06-14 Richard Biener <rguenther@suse.de>
687 PR tree-optimization/71521
688 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
689 division int_const_binop against zero divisor.
691 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
693 * config/i386/i386.md (signbittf2): New expander.
694 * config/i386/sse.md (ptesttf2): New insn pattern.
696 2016-06-13 David Malcolm <dmalcolm@redhat.com>
699 * input.c (selftest::test_reading_source_line): Avoid reading from
700 __FILE__ by creating a tempfile with known content and reading
703 2016-06-13 David Malcolm <dmalcolm@redhat.com>
705 * pretty-print.c (assert_pp_format_colored): Skip the test if
707 (test_pp_format): Remove comment about GCC_COLORS.
709 2016-06-13 David Malcolm <dmalcolm@redhat.com>
711 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
712 * pretty-print.c (assert_pp_format_va): Add location param and use
713 it with ASSERT_STREQ_AT.
714 (assert_pp_format): Add location param and pass it to
716 (assert_pp_format_colored): Likewise.
717 (ASSERT_PP_FORMAT_1): New.
718 (ASSERT_PP_FORMAT_2): New.
719 (ASSERT_PP_FORMAT_3): New.
720 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
721 explicitly, or implicitly via the above macros.
722 * selftest.c (selftest::pass): Use a selftest::location rather
724 (selftest::fail): Likewise. Print the function name.
725 (selftest::fail_formatted): Likewise.
726 (selftest::assert_streq): Use a selftest::location rather than
728 * selftest.h (selftest::location): New struct.
729 (SELFTEST_LOCATION): New macro.
730 (selftest::pass): Accept a const location & rather than file
732 (selftest::fail): Likewise.
733 (selftest::fail_formatted): Likewise.
734 (selftest::assert_streq): Likewise.
735 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
736 (ASSERT_FALSE): Likewise.
737 (ASSERT_EQ): Likewise.
738 (ASSERT_NE): Likewise.
739 (ASSERT_STREQ): Likewise.
740 (ASSERT_PRED1): Likewise.
741 (ASSERT_STREQ_AT): New macro.
743 2016-06-13 David Malcolm <dmalcolm@redhat.com>
745 * selftest.c (selftest::fail_formatted): New function.
746 (selftest::assert_streq): New function.
747 * selftest.h (selftests::fail_formatted): New decl.
748 (selftest::assert_streq): New decl.
749 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
751 2016-06-13 Jeff Law <law@redhat.com>
753 PR tree-optimization/71403
754 * tree-ssa-threadbackward.c
755 (convert_and_register_jump_thread_path): No longer accept reference
756 to path. Do not pop items off the path anymore.
757 (fsm_find_control_statement_thread_paths): Do not allow threading
758 to a deeper loop nest. Pop the last item off the path here rather
759 than in convert_and_register_jump_thread_path.
761 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
762 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
764 [AArch64] Emit division using the Newton series
766 * config/aarch64/aarch64-protos.h
767 (cpu_approx_modes): Add new member "division".
768 (aarch64_emit_approx_div): Declare new function.
769 * config/aarch64/aarch64.c
770 (generic_approx_modes): New member "division".
771 (exynosm1_approx_modes): Likewise.
772 (xgene1_approx_modes): Likewise.
773 (aarch64_emit_approx_div): Define new function.
774 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
775 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
776 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
777 * doc/invoke.texi (-mlow-precision-div): Describe new option.
779 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
780 Wilco Dijkstra <wilco.dijkstra@arm.com>
782 [AArch64] Emit square root using the Newton series
784 * config/aarch64/aarch64-protos.h
785 (aarch64_emit_approx_rsqrt): Replace with new function
786 "aarch64_emit_approx_sqrt".
787 (cpu_approx_modes): New member "sqrt".
788 * config/aarch64/aarch64.c
789 (generic_approx_modes): New member "sqrt".
790 (exynosm1_approx_modes): Likewise.
791 (xgene1_approx_modes): Likewise.
792 (aarch64_emit_approx_rsqrt): Replace with new function
793 "aarch64_emit_approx_sqrt".
794 (aarch64_override_options_after_change_1): Handle new option.
795 * config/aarch64/aarch64-simd.md
796 (rsqrt<mode>2): Use new function instead.
797 (sqrt<mode>2): New expansion and insn definitions.
798 * config/aarch64/aarch64.md: Likewise.
799 * config/aarch64/aarch64.opt
800 (mlow-precision-sqrt): Add new option description.
801 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
803 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
805 [AArch64] Add more choices for the reciprocal square root approximation
807 Allow a target to prefer such operation depending on the operation mode.
809 * config/aarch64/aarch64-protos.h
810 (AARCH64_APPROX_MODE): New macro.
811 (AARCH64_APPROX_{NONE,ALL}): Likewise.
812 (cpu_approx_modes): New structure.
813 (tune_params): New member "approx_modes".
814 * config/aarch64/aarch64-tuning-flags.def
815 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
816 * config/aarch64/aarch64.c
817 (generic_approx_modes): New core "cpu_approx_modes" structure.
818 (exynosm1_approx_modes): Likewise.
819 (xgene1_approx_modes): Likewise.
820 (generic_tunings): New member "approx_modes".
821 (cortexa35_tunings): Likewise.
822 (cortexa53_tunings): Likewise.
823 (cortexa57_tunings): Likewise.
824 (cortexa72_tunings): Likewise.
825 (exynosm1_tunings): Likewise.
826 (thunderx_tunings): Likewise.
827 (xgene1_tunings): Likewise.
828 (use_rsqrt_p): New argument for the mode and use new member from
830 (aarch64_builtin_reciprocal): Devise mode from builtin.
831 (aarch64_optab_supported_p): New argument for the mode.
832 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
834 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
836 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
837 RS6000_BTM_MODULO flag into the set of flags that are considered
838 to be part of the common configuration.
840 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
842 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
844 (vec_absdb): New macro for vector absolute difference unsigned
846 (vec_absdh): New macro for vector absolute difference unsigned
848 (vec_absdw): New macro for vector absolute difference unsigned word.
849 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
850 (vadu<mode>3): New insn.
851 (*p9_vadu<mode>3): New insn.
852 * config/rs6000/rs6000-builtin.def (vadub): New built-in
854 (vaduh): New built-in definition.
855 (vaduw): New built-in definition.
856 (vadu): New overloaded built-in definition.
857 (vadub): New overloaded built-in definition.
858 (vaduh): New overloaded built-in definition.
859 (vaduw): New overloaded built-in definition.
860 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
861 overloaded vector absolute difference unsigned functions.
862 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
863 the ISA 3.0 vector absolute difference unsigned built-in functions.
865 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
867 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
868 update shared_lookup_references only once after changing operands.
870 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
873 * tree-nested.c (convert_nonlocal_omp_clauses)
874 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
876 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
877 * tree.def (CASE_LABEL_EXPR): Likewise.
879 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
882 * input.c (test_builtins): Fix an assertion.
884 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
886 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
889 (isinf<mode>2): Ditto.
891 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
893 * ggc-tests.c (test_finalization): Only test need_finalization_p
894 for GCC_VERSION >= 4003.
896 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
898 * config/s390/vecintrin.h: Fix file description in comment.
900 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
902 * config/s390/s390-builtin-types.def: Change builtin type naming
903 scheme to match builtin-types.def.
905 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
907 * fold-const.c (optimize_minmax_comparison): Remove.
908 (fold_comparison): Remove call to the above.
909 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
912 2016-06-13 Alan Hayward <alan.hayward@arm.com>
914 PR tree-optimization/71416
915 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
918 2016-06-13 Martin Liska <mliska@suse.cz>
920 * predict.c (enum predictor_reason): Prefix enum with REASON_.
921 (combine_predictions_for_insn): Likewise.
922 (prune_predictions_for_bb): Likewise.
923 (combine_predictions_for_bb): Likewise.
925 2016-06-13 Richard Biener <rguenther@suse.de>
927 PR tree-optimization/71505
928 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
929 assert match comment.
931 2016-06-13 Marek Polacek <polacek@redhat.com>
934 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
935 gimplify_switch_expr.
936 (warn_switch_unreachable_r): New function.
938 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
941 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
944 2016-06-13 Richard Biener <rguenther@suse.de>
947 * fold-const.c (fold_unary_loc): Preserve alignment when
948 folding a VIEW_CONVERT_EXPR into a MEM_REF.
950 2016-06-13 Martin Liska <mliska@suse.cz>
953 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
954 w/ -fsanitize=bounds.
956 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
958 * config/i386/i386.c (ix86_init_builtins): Calculate
959 FLOAT128_FTYPE_CONST_STRING function type only once.
960 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
961 built-in functions are available for x86-32 and x86-64 targets.
963 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
966 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
968 (FLOAT128_FTYPE_CONST_STRING): New function type.
969 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
970 [IX86_BUILTIN_NANSQ]: Ditto.
971 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
972 (ix86_init_builtin_types): Declare const_string_type_node.
973 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
975 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
976 * doc/extend.texi (x86 Built-in Functions): Document
977 __builtin_nanq and __builtin_nansq.
979 2016-06-11 Jiong Wang <jiong.wang@arm.com>
982 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
983 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
984 length for pop patterns.
985 (arm_attr_length_push_multi): Update comments.
986 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
988 (*pop_multiple_with_writeback_and_return): Likewise.
989 (*pop_multiple_with_return): Likewise.
991 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
994 * fold-const.c (optimize_bit_field_compare): Don't try to use
995 word_mode unconditionally for reading the bit field, look at
996 DECL_BIT_FIELD_REPRESENTATIVE instead.
998 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1001 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
1002 vector integer type.
1004 2016-06-10 Jakub Jelinek <jakub@redhat.com>
1007 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
1008 without LABEL_DECL, set *handled_ops_p to false instead of true.
1010 2016-06-10 Martin Sebor <msebor@redhat.com>
1013 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
1014 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
1015 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
1017 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
1018 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
1019 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
1020 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
1021 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
1022 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
1023 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
1024 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
1026 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1028 * config/arm/arm.h (pool_vector_label,
1029 return_used_this_function): Remove.
1031 2016-06-10 Jeff Law <law@redhat.com>
1033 PR tree-optimization/71335
1034 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
1035 zero length paths here.
1036 (convert_and_register_jump_thread_path): Remove hacks related to
1037 duplicated blocks in the jump thread path.
1038 (fsm_find_control_statement_thread_paths): Avoid putting the same
1039 block on the thread path twice, but ensure the thread path is
1040 unchanged from the caller's point of view.
1042 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1044 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
1045 * predict.def (PRED_LOOP_BRANCH): Remove.
1047 2016-06-10 David Malcolm <dmalcolm@redhat.com>
1049 * Makefile.in (OBJS): Add ggc-tests.o.
1050 (GTFILES): Add ggc-tests.c.
1051 * ggc-tests.c: New file.
1052 * selftest-run-tests.c (selftest::run_tests): Call
1053 selftest::ggc_tests_c_tests.
1054 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
1056 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
1058 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
1060 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
1063 * varasm.c (place_block_symbol): Adjust alignment for asan protected
1064 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
1066 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1068 * profile.c: Include cfgloop.h.
1069 (branch_prob): Compute estimated number of iterations.
1070 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
1071 recompute estimate number of iterations from profile.
1073 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1076 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
1077 must be grouped on top of stack. Don't force early clobber
1078 on ordinary reg outputs.
1080 2016-06-10 Richard Biener <rguenther@suse.de>
1082 * targhooks.c (default_builtin_vectorization_cost): Adjust
1085 2016-06-10 Richard Biener <rguenther@suse.de>
1087 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
1088 to fold the RHS to a constant if possible.
1090 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1093 * tree-nested.c (convert_nonlocal_omp_clauses)
1094 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
1095 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
1096 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
1098 * gimplify.c (gimplify_adjust_omp_clauses): Discard
1100 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
1102 * omp-low.c (scan_sharing_clauses): Don't expect
1105 2016-06-10 Alan Hayward <alan.hayward@arm.com>
1107 PR tree-optimization/71407
1108 PR tree-optimization/71416
1109 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
1112 2016-06-10 Richard Biener <rguenther@suse.de>
1115 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
1117 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
1119 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
1121 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
1122 Jiong Wang <jiong.wang@arm.com>
1124 PR rtl-optimization/70751
1125 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
1126 spilled into memory.
1128 2016-06-09 Jonathan Yong <10walls@gmail.com>
1131 2015-09-21 Jonathan Yong <10walls@gmail.com>
1133 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
1134 sysroot/usr/lib/32api for additional win32 libraries,
1135 fixes failing Cygwin bootstrapping.
1137 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
1139 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
1142 2016-06-09 David Malcolm <dmalcolm@redhat.com>
1145 * pretty-print.c (pp_indent): Specify that %p is printed in a
1146 host-dependent manner.
1147 (test_pp_format): Remove the test for %p.
1149 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
1151 * config/mips/mips.c (mips_output_jump): Fix formatting.
1153 2016-06-09 Richard Biener <rguenther@suse.de>
1155 PR tree-optimization/71462
1156 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
1159 2016-06-09 Martin Liska <mliska@suse.cz>
1161 * predict.c (dump_prediction): Add new argument.
1162 (enum predictor_reason): New enum.
1163 (struct predictor_hash): New struct.
1164 (predictor_hash::hash): New function.
1165 (predictor_hash::equal): Likewise.
1166 (not_removed_prediction_p): New function.
1167 (prune_predictions_for_bb): Likewise.
1168 (combine_predictions_for_bb): Prune predictions.
1170 2016-06-09 Martin Liska <mliska@suse.cz>
1172 * predict.c (filter_predictions): New function.
1173 (remove_predictions_associated_with_edge): Use the filter
1175 (equal_edge_p): New function.
1177 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
1179 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
1180 Correct usage of @samp vs @option, add @samp where appropriate.
1181 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
1182 Add armv6s-m and document it, as it is no official ARM name.
1184 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1186 * ifcvt.c (struct noce_if_info): Add transform_name field.
1187 (noce_try_move): Set if_info->transform_name to the function name.
1188 (noce_try_ifelse_collapse): Likewise.
1189 (noce_try_store_flag): Likewise.
1190 (noce_try_inverse_constants): Likewise.
1191 (noce_try_store_flag_constants): Likewise.
1192 (noce_try_addcc): Likewise.
1193 (noce_try_store_flag_mask): Likewise.
1194 (noce_try_cmove): Likewise.
1195 (noce_try_cmove_arith): Likewise.
1196 (noce_try_minmax): Likewise.
1197 (noce_try_abs): Likewise.
1198 (noce_try_sign_mask): Likewise.
1199 (noce_try_bitop): Likewise.
1200 (noce_convert_multiple_sets): Likewise.
1201 (noce_process_if_block): Print if_info->transform_name to
1202 dump_file if transformation succeeded.
1204 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1206 * config/arm/cortex-a57.md (cortex_a57_alu):
1209 2016-06-08 Martin Sebor <msebor@redhat.com>
1210 Jakub Jelinek <jakub@redhat.com>
1214 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1215 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1216 * builtins.c: Include gimple-fold.h.
1217 (fold_builtin_arith_overflow): Handle
1218 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1219 (fold_builtin_3): Likewise.
1220 * doc/extend.texi (Integer Overflow Builtins): Document
1221 __builtin_{add,sub,mul}_overflow_p.
1223 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1225 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1226 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1228 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1230 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1231 Rewrite, looking one level down for records and arrays.
1233 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1235 * pretty-print.c: Include "selftest.h".
1236 (pp_format): Fix comment.
1237 (identifier_to_locale): Likewise.
1238 (selftest::test_basic_printing): New function.
1239 (selftest::assert_pp_format): New function.
1240 (selftest::test_pp_format): New function.
1241 (selftest::pretty_print_c_tests): New function.
1242 * selftest-run-tests.c (selftest::run_tests): Call
1243 selftest::pretty_print_c_tests.
1244 * selftest.h (pretty_print_c_tests): New declaration.
1246 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1248 * invoke.texi (max-loop-headers-insns): Document.
1249 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1250 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1251 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1253 2016-06-08 Richard Biener <rguenther@suse.de>
1255 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1256 on strided SLP loads and fall back to scalar loads in case
1257 we can't chunk them.
1259 2016-06-08 Richard Biener <rguenther@suse.de>
1261 PR tree-optimization/71452
1262 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1263 type used for the SSA rewrite has enough precision to cover
1264 the dynamic type of the location.
1266 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1267 Richard Biener <rguenther@suse.de>
1270 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1271 the same as DECL_P (base0) for indirect_base0. Use equality_code
1272 in one further place.
1274 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1276 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1277 to one word if the field is known to overlap other words.
1278 (extract_bit_field_1): Likewise.
1279 (store_split_bit_field): Remove compensating code.
1280 (extract_split_bit_field): Likewise.
1282 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1286 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1288 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1290 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1292 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1293 (arch64_addpv4sf): Delete.
1294 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1295 "gen_aarch64_addpv4sf".
1296 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1298 (vpadds_f32): Likewise.
1299 (vpaddq_f32): Likewise.
1300 (vpaddq_f64): Likewise.
1302 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1304 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1306 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1307 to VALLF. Rename to "fabd<mode>3".
1308 "*fabd_scalar<mode>3): Delete.
1309 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1311 (vabdd_f64): Likewise.
1312 (vabd_f32): Likewise.
1313 (vabd_f64): Likewise.
1314 (vabdq_f32): Likewise.
1315 (vabdq_f64): Likewise.
1317 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1319 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1321 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1322 "aarch64_rsqrts<mode>".
1323 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1324 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1326 (vrsqrtsd_f64): Likewise.
1327 (vrsqrts_f32): Likewise.
1328 (vrsqrts_f64): Likewise.
1329 (vrsqrtsq_f32): Likewise.
1330 (vrsqrtsq_f64): Likewise.
1332 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1334 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1336 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1337 "aarch64_rsqrte<mode>".
1338 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1339 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1341 (vrsqrted_f64): Likewise.
1342 (vrsqrte_f32): Likewise.
1343 (vrsqrte_f64): Likewise.
1344 (vrsqrteq_f32): Likewise.
1345 (vrsqrteq_f64): Likewise.
1347 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1349 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1353 * config/aarch64/aarch64-simd.md
1354 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1355 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1356 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1358 (vcvt_n_f32_u32): Likewise.
1359 (vcvt_n_s32_f32): Likewise.
1360 (vcvt_n_u32_f32): Likewise.
1361 (vcvtq_n_f32_s32): Likewise.
1362 (vcvtq_n_f32_u32): Likewise.
1363 (vcvtq_n_f64_s64): Likewise.
1364 (vcvtq_n_f64_u64): Likewise.
1365 (vcvtq_n_s32_f32): Likewise.
1366 (vcvtq_n_s64_f64): Likewise.
1367 (vcvtq_n_u32_f32): Likewise.
1368 (vcvtq_n_u64_f64): Likewise.
1369 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1370 (VSDQ_SDI): Likewise.
1371 (fcvt_target): Support V4DI, V4SI and V2SI.
1372 (FCVT_TARGET): Likewise.
1374 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1376 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1377 (TYPES_BINOP_SUS): Likewise.
1378 (aarch64_simd_builtin_data): Update include file name.
1379 (aarch64_builtins): Likewise.
1380 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1381 for conversion between scalar float-point and fixed-point.
1385 * config/aarch64/aarch64.md
1386 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1387 pattern for conversion between scalar float to fixed-pointer.
1388 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1389 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1390 (UNSPEC_FCVTZU): Likewise.
1391 (UNSPEC_SCVTF): Likewise.
1392 (UNSPEC_UCVTF): Likewise.
1393 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1395 (vcvtd_n_f64_u64): Likewise.
1396 (vcvtd_n_s64_f64): Likewise.
1397 (vcvtd_n_u64_f64): Likewise.
1398 (vcvtd_n_f32_s32): Likewise.
1399 (vcvts_n_f32_u32): Likewise.
1400 (vcvtd_n_s32_f32): Likewise.
1401 (vcvts_n_u32_f32): Likewise.
1402 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1404 (FCVT_TARGET): Likewise.
1405 (FCVT_FIXED2F): New iterator.
1406 (FCVT_F2FIXED): Likewise.
1407 (fcvt_fixed_insn): New define_int_attr.
1409 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1411 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1412 some statements was removed.
1414 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1416 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1417 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1418 (vect_can_advance_ivs_p): likewise.
1419 (vect_update_ivs_after_vectorizer): likewise.
1420 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1421 (vect_analyze_scalar_cycles_1): likewise.
1422 (vect_analyze_loop_operations): likewise.
1423 (report_vect_op): likewise.
1424 (vect_is_slp_reduction): likewise.
1425 (vect_is_simple_reduction): likewise.
1426 (get_initial_def_for_induction): likewise.
1427 (vect_transform_loop): likewise.
1428 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1429 (vect_recog_sad_pattern): likewise.
1430 (vect_recog_widen_sum_pattern): likewise.
1431 (vect_recog_widening_pattern): likewise.
1432 (vect_recog_divmod_pattern): likewise.
1433 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1434 (vect_analyze_slp_instance): likewise.
1435 (vect_transform_slp_perm_load): likewise.
1436 (vect_schedule_slp_instance): likewise.
1438 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1440 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1441 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1442 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1443 (PRED_LOOP_BRANCH): Document predictor as broken.
1444 (PRED_LOOP_EXIT): Change hitrate 91->92.
1445 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1446 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1447 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1448 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1449 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1450 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1451 (PRED_CALL): Chane hitrate 71->67.
1452 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1453 (PRED_GOTO): Document as unused right now.
1454 (PRED_CONST_RETURN): Change hitrate 67->69
1455 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1456 (PRED_NULL_RETURN): Change hitrate 91->90.
1457 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1458 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1459 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1461 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1463 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1464 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1465 special case Altivec builtin.
1466 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1467 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1468 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1469 code for ALTIVEC_BUILTIN_VEC_MUL.
1470 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1471 for __builtin_vec_mul.
1473 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1475 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1478 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1480 * spellcheck.c (selftest::test_find_closest_string): New function.
1481 (spellcheck_c_tests): Call the above.
1483 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1485 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1487 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1489 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1490 Yv=Yv,C alternatives.
1492 2016-06-07 Richard Biener <rguenther@suse.de>
1495 * common.opt (ffast-math): Make Optimization.
1497 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1498 Prachi Godbole <prachi.godbole@imgtec.com>
1500 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1501 `fabs' and `fneg' type attributes.
1502 (p5600_fpu_fabs): Add `fmove' to the comment.
1504 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1506 * gimple.c: Include builtins.h
1507 (gimple_inexpensive_call_p): New function.
1508 * gimple.h (gimple_inexpensive_call_p): Declare.
1509 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1510 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1513 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1515 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1516 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1517 warning_at_rich_loc, warning_n, pedwarn, permerror,
1518 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1519 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1522 2016-06-07 Richard Biener <rguenther@suse.de>
1524 PR tree-optimization/71428
1525 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1526 BIT_FIELD_REF op vs. load.
1528 2016-06-07 Richard Biener <rguenther@suse.de>
1531 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1534 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1536 * config/pa/pa.md (call): Generate indirect long calls to non-local
1537 functions on TARGET_64BIT.
1538 (call_value): Likewise.
1540 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1542 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1543 pattern and subsequent splitters.
1544 (call_val_reg_64bit_post_reload): Likewise.
1546 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1549 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1550 propagate_op_to_single_use.
1552 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1555 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1557 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1559 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1560 (enum x86_dirflag_state): New enum.
1561 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1562 (machine_function): Remove needs_cld.
1563 (ix86_current_function_needs_cld): Remove.
1564 * config/i386/i386.c (ix86_set_func_type): Set
1565 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1566 (ix86_expand_prologue): Do not emit CLD here.
1567 (ix86_dirflag_mode_needed): New function.
1568 (ix86_dirflag_mode_entry): Ditto.
1569 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1570 (ix86_mode_after): Ditto.
1571 (ix86_mode_entry): Ditto.
1572 (ix86_mode_exit): Ditto.
1573 (ix86_emit_mode_set): Ditto.
1574 * config/i386/i386.md (strmov_singleop): Set
1575 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1576 Do not set ix86_current_function_needs_cld.
1578 (strset_singleop): Ditto.
1580 (cmpstrnqi_nz_1): Ditto.
1581 (cmpstrnqi_1): Ditto.
1582 (strlenqi_1): Ditto.
1584 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1586 PR tree-optimization/71259
1587 * tree-vect-slp.c (vect_get_constant_vectors): For
1588 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1589 one for constant op, and use COND_EXPR for non-constant.
1591 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1593 * Makefile.in (OBJS): Add function-tests.o,
1594 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1595 selftest-run-tests.o.
1596 (OBJS-libcommon): Add selftest.o.
1597 (OBJS-libcommon-target): Add selftest.o.
1598 (all.internal): Add "selftest".
1599 (all.cross): Likewise.
1600 (selftest): New phony target.
1601 (s-selftest): New target.
1602 (selftest-gdb): New phony target.
1603 (COLLECT2_OBJS): Add selftest.o.
1604 * bitmap.c: Include "selftest.h".
1605 (selftest::test_gc_alloc): New function.
1606 (selftest::test_set_range): New function.
1607 (selftest::test_clear_bit_in_middle): New function.
1608 (selftest::test_copying): New function.
1609 (selftest::test_bitmap_single_bit_set_p): New function.
1610 (selftest::bitmap_c_tests): New function.
1611 * common.opt (fself-test): New.
1612 * diagnostic-show-locus.c: Include "selftest.h".
1613 (make_range): New function.
1614 (test_range_contains_point_for_single_point): New function.
1615 (test_range_contains_point_for_single_line): New function.
1616 (test_range_contains_point_for_multiple_lines): New function.
1617 (assert_eq): New function.
1618 (test_get_line_width_without_trailing_whitespace): New function.
1619 (selftest::diagnostic_show_locus_c_tests): New function.
1620 * et-forest.c: Include "selftest.h".
1621 (selftest::test_single_node): New function.
1622 (selftest::test_simple_tree): New function.
1623 (selftest::test_disconnected_nodes): New function.
1624 (selftest::et_forest_c_tests): New function.
1625 * fold-const.c: Include "selftest.h".
1626 (selftest::assert_binop_folds_to_const): New function.
1627 (selftest::assert_binop_folds_to_nonlvalue): New function.
1628 (selftest::test_arithmetic_folding): New function.
1629 (selftest::fold_const_c_tests): New function.
1630 * function-tests.c: New file.
1631 * gimple.c: Include "selftest.h".
1632 Include "gimple-pretty-print.h".
1633 (selftest::verify_gimple_pp): New function.
1634 (selftest::test_assign_single): New function.
1635 (selftest::test_assign_binop): New function.
1636 (selftest::test_nop_stmt): New function.
1637 (selftest::test_return_stmt): New function.
1638 (selftest::test_return_without_value): New function.
1639 (selftest::gimple_c_tests): New function.
1640 * hash-map-tests.c: New file.
1641 * hash-set-tests.c: New file.
1642 * input.c: Include "selftest.h".
1643 (selftest::assert_loceq): New function.
1644 (selftest::test_accessing_ordinary_linemaps): New function.
1645 (selftest::test_unknown_location): New function.
1646 (selftest::test_builtins): New function.
1647 (selftest::test_reading_source_line): New function.
1648 (selftest::input_c_tests): New function.
1649 * rtl-tests.c: New file.
1650 * selftest-run-tests.c: New file.
1651 * selftest.c: New file.
1652 * selftest.h: New file.
1653 * spellcheck.c: Include "selftest.h".
1654 (selftest::levenshtein_distance_unit_test_oneway): New function,
1655 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1656 (selftest::levenshtein_distance_unit_test): Likewise.
1657 (selftest::spellcheck_c_tests): Likewise.
1658 * toplev.c: Include selftest.h.
1659 (toplev::run_self_tests): New.
1660 (toplev::main): Handle -fself-test.
1661 * toplev.h (toplev::run_self_tests): New.
1662 * tree.c: Include "selftest.h".
1663 (selftest::test_integer_constants): New function.
1664 (selftest::test_identifiers): New function.
1665 (selftest::test_labels): New function.
1666 (selftest::tree_c_tests): New function.
1667 * tree-cfg.c: Include "selftest.h".
1668 (selftest::push_fndecl): New function.
1669 (selftest::test_linear_chain): New function.
1670 (selftest::test_diamond): New function.
1671 (selftest::test_fully_connected): New function.
1672 (selftest::tree_cfg_c_tests): New function.
1673 * vec.c: Include "selftest.h".
1674 (selftest::safe_push_range): New function.
1675 (selftest::test_quick_push): New function.
1676 (selftest::test_safe_push): New function.
1677 (selftest::test_truncate): New function.
1678 (selftest::test_safe_grow_cleared): New function.
1679 (selftest::test_pop): New function.
1680 (selftest::test_safe_insert): New function.
1681 (selftest::test_ordered_remove): New function.
1682 (selftest::test_unordered_remove): New function.
1683 (selftest::test_block_remove): New function.
1684 (selftest::reverse_cmp): New function.
1685 (selftest::test_qsort): New function.
1686 (selftest::vec_c_tests): New function.c.
1687 * wide-int.cc: Include selftest.h and wide-int-print.h.
1688 (selftest::from_int <wide_int>): New function.
1689 (selftest::from_int <offset_int>): New function.
1690 (selftest::from_int <widest_int>): New function.
1691 (selftest::assert_deceq): New function.
1692 (selftest::assert_hexeq): New function.
1693 (selftest::test_printing <VALUE_TYPE>): New function template.
1694 (selftest::test_ops <VALUE_TYPE>): New function template.
1695 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1696 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1698 (selftest::wide_int_cc_tests): New function.
1700 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1703 * ifcvt.c (noce_try_ifelse_collapse): New function.
1705 (noce_process_if_block): Call noce_try_ifelse_collapse.
1706 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1707 (simplify_ternary_operation): Use the above to simplify
1708 conditional CLZ/CTZ expressions.
1710 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1713 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1714 define_insn_and_split.
1716 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1719 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1721 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1724 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1725 Implicitly clobber memory for basic asm with non-empty assembler
1726 string. Use targetm.md_asm_adjust also here.
1727 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1728 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
1729 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
1730 non-empty assembler string.
1731 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
1732 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
1733 (decode_asm_operands): Handle basic asm in PARALLEL block.
1734 (extract_insn): Handle basic asm in PARALLEL block.
1735 * doc/extend.texi: Mention new behavior of basic asm.
1736 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
1737 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
1738 branch_needs_nop_p): Use asm_noperands.
1740 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1742 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
1743 Include the M7 SPARC DFA scheduler.
1744 New attribute v3pipe.
1745 Annotate insns with v3pipe where appropriate.
1746 Define cpu_feature vis4.
1747 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
1748 Add (V8QI "8") to vbits.
1749 Add insns {add,sub}v8qi3
1750 Add insns ss{add,sub}v8qi3
1751 Add insns us{add,sub}{v8qi,v4hi}3
1752 Add insns {min,max}{v8qi,v4hi,v2si}3
1753 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
1754 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
1755 * config/sparc/niagara4.md: Add a comment explaining the
1756 discrepancy between the documented latenty numbers and the
1758 * config/sparc/niagara7.md: New file.
1759 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
1760 supports SPARC5 and VIS 4.0 instructions.
1761 * configure: Regenerate.
1762 * config.in: Likewise.
1763 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
1764 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
1765 TARGET_CPU_niagara7.
1766 (ASM_CPU64_DEFAULT_SPEC): Likewise.
1767 (CPP_CPU_SPEC): Handle niagara7.
1768 (ASM_CPU_SPEC): Likewise.
1769 * config/sparc/sparc-opts.h (processor_type): Add
1771 (mvis4): New option.
1772 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
1773 (AS_NIAGARA7_FLAG): Define.
1774 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
1775 (CPP_CPU64_DEFAULT_SPEC): Likewise.
1776 (CPP_CPU_SPEC): Handle niagara7.
1777 (ASM_CPU_SPEC): Likewise.
1778 * config/sparc/sparc.c (niagara7_costs): Define.
1779 (sparc_option_override): Handle niagara7 and adjust cache-related
1780 parameters with better values for niagara cpus. Also support VIS4.
1781 (sparc32_initialize_trampoline): Likewise.
1782 (sparc_use_sched_lookahead): Likewise.
1783 (sparc_issue_rate): Likewise.
1784 (sparc_register_move_cost): Likewise.
1785 (dump_target_flag_bits): Support VIS4.
1786 (sparc_vis_init_builtins): Likewise.
1787 (sparc_builtins): Likewise.
1788 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
1790 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
1792 * config/sparc/sparc.opt (sparc_processor_type): New value
1794 * config/sparc/visintrin.h (__attribute__): Prototypes for the
1796 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
1798 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
1801 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
1803 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
1805 2016-06-06 Richard Biener <rguenther@suse.de>
1807 PR tree-optimization/71398
1808 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
1811 2016-06-05 James Bowman <james.bowman@ftdichip.com>
1813 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
1814 ft32_expand_prolog, ft32_expand_epilogue):
1815 Handle pretend_args.
1816 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
1817 * config/ft32/ft32.md: Add pretend_returner.
1819 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
1822 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1823 Copy op1 RTX to avoid invalid sharing.
1824 (ix86_expand_vector_move_misalign): Ditto.
1826 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
1828 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
1831 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1833 * predict.c (predicted_by_loop_heuristics_p): New function.
1834 (predict_iv_comparison): Use it.
1835 (predict_loops): Walk from innermost loops; do not predict edges
1836 leaving multiple loops multiple times; implement
1837 PRED_LOOP_ITERATIONS_MAX heuristics.
1838 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
1840 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1842 * cfg.c (check_bb_profile): Do not report mismatched profiles when
1843 only edges out of BB are EH edges.
1845 2016-06-04 Martin Sebor <msebor@redhat.com>
1846 Marcin Baczyński <marbacz@gmail.com>
1849 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
1850 a void expression in a void function.
1852 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1854 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
1855 aux; dump reasons of decisions.
1856 (should_duplicate_loop_header_p): Likewise.
1857 (do_while_loop_p): Likewise.
1858 (ch_base::copy_headers): Dump asi num insns duplicated.
1860 2016-06-04 Jakub Jelinek <jakub@redhat.com>
1862 PR tree-optimization/71405
1863 * tree-ssa.c (execute_update_addresses_taken): For clobber with
1864 incompatible type, build a new clobber with the right type instead
1865 of building a VIEW_CONVERT_EXPR around it.
1867 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1869 PR tree-optimization/52171
1870 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
1871 by_pieces_ninsns instead of move_by_pieces_ninsns.
1873 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1875 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
1876 for reg+reg addressing mode.
1878 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1880 * rs6000-c.c (c/c-tree.h): Add #include.
1881 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
1882 in C++ when found in the base position of vec_ld or vec_st.
1884 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1886 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
1887 use of profile unless profile status is PROFILE_READ.
1888 * profile.c (compute_branch_probabilities): Set profile status
1889 only after reporting predictor hitrates.
1891 2016-06-03 Joseph Myers <joseph@codesourcery.com>
1895 * common.opt (ffp-int-builtin-inexact): New option.
1896 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
1897 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
1898 (ceil@var{m}2): Document dependence on this option.
1899 * ipa-inline-transform.c (inline_call): Handle
1900 flag_fp_int_builtin_inexact.
1901 * ipa-inline.c (can_inline_edge_p): Likewise.
1902 * config/i386/i386.md (rintxf2): Do not test
1903 flag_unsafe_math_optimizations.
1904 (rint<mode>2_frndint): New define_insn.
1905 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
1906 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
1907 for 387 instead of extending and truncating.
1908 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
1909 !flag_trapping_math instead of flag_unsafe_math_optimizations.
1910 Change to frndint<mode>2_<rounding>.
1911 (frndintxf2_<rounding>_i387): Likewise. Change to
1912 frndint<mode>2_<rounding>_i387.
1913 (<rounding_insn>xf2): Likewise.
1914 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
1915 !flag_trapping_math instead of flag_unsafe_math_optimizations for
1916 x87. Test TARGET_ROUND || !flag_trapping_math ||
1917 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
1918 SSE. Use ROUND_NO_EXC in constant operand of
1919 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
1920 for 387 instead of extending and truncating.
1922 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
1923 Julia Koval <julia.koval@intel.com>
1935 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
1936 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
1937 all registers, except for function return registers if there are
1938 no caller-saved registers.
1939 (ix86_set_func_type): New function.
1940 (ix86_set_current_function): Call ix86_set_func_type to set
1941 no_caller_saved_registers and func_type. Call reinit_regs if
1942 caller-saved registers are changed. Don't allow MPX, SSE, MMX
1943 nor x87 instructions in interrupt handler nor function with
1944 no_caller_saved_registers attribute.
1945 (ix86_function_ok_for_sibcall): Return false if there are no
1946 caller-saved registers.
1947 (type_natural_mode): Don't warn ABI change for MMX in interrupt
1949 (ix86_function_arg_advance): Skip for callee in interrupt handler.
1950 (ix86_function_arg): Return special arguments in interrupt handler.
1951 (ix86_promote_function_mode): Promote pointer to word_mode only
1952 for normal functions.
1953 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
1955 (ix86_epilogue_uses): New function.
1956 (ix86_hard_regno_scratch_ok): Likewise.
1957 (ix86_save_reg): Preserve all registers in interrupt handler
1958 after reload. Preserve all registers, except for function return
1959 registers, if there are no caller-saved registers after reload.
1960 (find_drap_reg): Always use callee-saved register if there are
1961 no caller-saved registers.
1962 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
1963 for interrupt handler.
1964 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
1965 Emit cld instruction if stringops are used in interrupt handler
1966 or interrupt handler isn't a leaf function.
1967 (ix86_expand_epilogue): Generate interrupt return for interrupt
1968 handler and pop the 'ERROR_CODE' off the stack before interrupt
1969 return in exception handler.
1970 (ix86_expand_call): Disallow calling interrupt handler directly.
1971 If there are no caller-saved registers, mark all registers that
1972 are clobbered by the call which returns as clobbered.
1973 (ix86_handle_no_caller_saved_registers_attribute): New function.
1974 (ix86_handle_interrupt_attribute): Likewise.
1975 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
1977 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
1978 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
1979 accumulation in interrupt function if stack may be realigned to
1981 (EPILOGUE_USES): New.
1982 (function_type): New enum.
1983 (machine_function): Add func_type and no_caller_saved_registers.
1984 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
1985 (interrupt_return): New pattern.
1986 * doc/extend.texi: Document x86 interrupt and
1987 no_caller_saved_registers attributes.
1989 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
1991 PR tree-optimization/52171
1992 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
1993 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
1994 Look for constant strings. Move some code to emit_block_cmp_hints
1996 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
1997 * defaults.h (COMPARE_MAX_PIECES): New macro.
1998 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
1999 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
2000 (clear_by_pieces_1): Don't declare. Move definition before use.
2001 (can_do_by_pieces): New static function.
2002 (can_move_by_pieces): Use it. Return bool.
2003 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
2004 OP. All callers changed. Handle COMPARE_BY_PIECES.
2005 (class pieces_addr); New.
2006 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
2007 pieces_addr::adjust, pieces_addr::increment_address,
2008 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
2010 (class op_by_pieces_d): New.
2011 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
2013 (class move_by_pieces_d, class compare_by_pieces_d,
2014 class store_by_pieces_d): New subclasses of op_by_pieces_d.
2015 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
2016 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
2017 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
2018 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
2019 compare_by_pieces_d::finish_mode): New member functions.
2020 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
2022 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
2023 (emit_block_cmp_hints): New function.
2024 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
2025 use the newly defined classes.
2026 * expr.h (by_pieces_constfn): New typedef.
2027 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
2028 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
2029 (move_by_pieces_ninsns): Don't declare.
2030 (can_move_by_pieces): Change return value to bool.
2031 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
2032 (compare_by_pieces_branch_ratio): New hook.
2033 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
2034 (by_pieces_ninsns): Declare.
2035 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
2037 (default_compare_by_pieces_branch_ratio): New function.
2038 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
2039 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
2040 * doc/tm.texi: Regenerate.
2041 * tree-ssa-strlen.c: Include "builtins.h".
2042 (handle_builtin_memcmp): New static function.
2043 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
2044 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
2046 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2048 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
2049 relevant stmts which are simple and invariant.
2050 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
2051 instead of simple and invariant
2053 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2055 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
2056 (vectorizable_reduction): Check for new relevant state.
2057 (vectorizable_live_operation): vectorize live stmts using
2058 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
2059 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
2060 (vect_stmt_relevant_p): Check for stmts which are only used live.
2061 (process_use): Use of a stmt does not inherit it's live value.
2062 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
2063 (vect_analyze_stmt): Check for new relevant state.
2064 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
2065 outside the loop, but not inside it.
2067 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2069 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
2070 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
2071 (vect_get_vec_def_for_operand): Split out code.
2073 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
2075 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
2077 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2079 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
2081 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2083 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
2085 2016-06-03 Jakub Jelinek <jakub@redhat.com>
2088 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
2089 to noreturn e->callee->decl that has void return type and void
2090 arguments, adjust gimple_call_fntype and remove lhs even if it had
2091 previously addressable type.
2093 2016-06-02 Jeff Law <law@redhat.com>
2095 PR tree-optimization/71328
2096 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
2097 error when checking for a jump back onto the copied path.
2099 2016-06-02 David Malcolm <dmalcolm@redhat.com>
2101 * config/microblaze/microblaze.c (get_branch_target): Add return
2102 NULL_RTX for the non-CALL_P case.
2103 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
2104 (insert_wic): Remove unused local "j".
2106 2016-06-02 Martin Liska <mliska@suse.cz>
2108 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
2110 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
2111 Julia Koval <julia.koval@intel.com>
2113 * function.c (assign_parm_setup_stack): Force source into a
2115 * target.def (function_incoming_arg): Update documentation to
2116 allow arbitrary address computation based on hard register.
2117 * doc/tm.texi: Regenerated.
2119 2016-06-02 Martin Liska <mliska@suse.cz>
2121 * predict.c (combine_predictions_for_bb): Fix first match in
2122 cases where a first predictor contains more than one occurence
2123 in list of predictors. Take the best value in such case.
2125 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2127 PR rtl-optimization/71295
2128 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
2129 offset would go over the size of the inner mode reject it.
2131 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2133 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
2134 x=x,x and v=v,m instead of x=x,m.
2136 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
2137 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
2138 alternative to v=rm,C.
2140 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
2141 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
2142 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
2143 instead of vex for the last two above mentioned alternatives.
2145 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2148 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
2150 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
2152 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
2154 2016-06-01 David Malcolm <dmalcolm@redhat.com>
2156 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
2157 from int to unsigned.
2159 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2161 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
2162 alternatives, eliminating preferred register class. Add support
2163 for the MTVSRDD instruction in ISA 3.0.
2164 (vsx_splat_v4si_internal): Use splat_input_operand instead of
2165 reg_or_indexed_operand.
2166 (vsx_splat_v4sf_internal): Likewise.
2168 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2171 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2172 for loading up all 0's or all 1's.
2174 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
2176 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2178 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
2180 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
2182 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2183 * gcc.c (set_source_date_epoch_envvar): New function, sets
2184 the SOURCE_DATE_EPOCH environment variable to the current time.
2186 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2188 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2189 the factor for live Phi nodes.
2191 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2193 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2194 * tree-parloops.c (parallelize_loops): likewise.
2195 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2196 tree_unswitch_outer_loop): likewise.
2198 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2201 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2202 around creation of the temporary.
2204 2016-06-01 Richard Biener <rguenther@suse.de>
2206 PR tree-optimization/71366
2207 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2208 (unloop_loops): Move removing edges here ...
2209 (try_unroll_loop_completely): ... from here.
2210 (try_peel_loop): ... and here.
2211 (tree_unroll_loops_completely_1): Track parent loops via
2212 bitmap of header BBs.
2213 (tree_unroll_loops_completely): Adjust for that.
2215 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2217 * config/rs6000/altivec.h (vec_slv): New macro.
2218 (vec_srv): New macro.
2219 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2220 (UNSPEC_VSRV): New value.
2223 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2224 (vsrv): New builtin definition.
2225 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2226 define argument types for new builtin.
2227 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2229 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2232 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2233 Jocelyn Mayer <l_indien@magic.fr>
2236 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2237 detect processor family for signature_CENTAUR_ebx.
2238 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2239 signature_CENTAUR_ebx.
2240 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2241 <default>: Pass x86-64 for has_longmode.
2243 2016-06-01 Nathan Sidwell <nathan@acm.org>
2245 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2248 2016-06-01 Richard Biener <rguenther@suse.de>
2250 PR tree-optimization/71261
2251 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2252 of stmts successfully put in the bool pattern. Remove
2253 single-use restriction.
2254 (adjust_bool_pattern_cast): Add cast at the use site via the
2255 pattern def sequence.
2256 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2257 of patterned defs. Use the pattern def seqence instead of
2258 multiple independent patterns.
2259 (sort_after_uid): New qsort compare function.
2260 (adjust_bool_stmts): New function to process stmts in the bool
2261 pattern in IL order.
2262 (vect_recog_bool_pattern): Adjust.
2263 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2264 (ifcvt_walk_pattern_tree): Likewise.
2265 (stmt_is_root_of_bool_pattern): Likewise.
2266 (ifcvt_repair_bool_pattern): Likewise.
2267 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2269 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2271 * loop-unroll.c (decide_unroll_constant_iterations,
2272 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2273 likely upper bounds.
2274 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2276 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2278 * tree-core.h (enum omp_clause_code): Remove
2279 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2281 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2283 * config/arm/sync.md (arm_store_exclusive<mode>):
2284 Use 'H' output modifier on operands[2] rather than creating a new
2285 entry in out-of-bounds memory of the operands array.
2286 (arm_store_release_exclusivedi): Likewise.
2288 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2290 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2291 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2292 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2293 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2295 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2297 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2298 into account live statements for mask producers.
2300 2016-06-01 Richard Biener <rguenther@suse.de>
2302 PR tree-optimization/71311
2303 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2304 restrict to non-INTEGER_CST @0.
2306 2016-06-01 Richard Biener <rguenther@suse.de>
2308 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2309 (relational patterns): Use :c to avoid pattern duplications.
2311 2016-06-01 Richard Biener <rguenther@suse.de>
2313 * genmatch.c (comparison_code_p): New predicate.
2314 (swap_tree_comparison): New function.
2315 (commutate): Add for_vec parameter to append new for entries.
2316 Support commutating relational operators by swapping it alongside
2318 (lower_commutative): Adjust.
2319 (dt_simplify::gen): Do not pass artificial operators to gen
2321 (decision_tree::gen): Do not add artificial operators as parameters.
2322 (parser::parse_expr): Verify operator commutativity when :c is
2323 applied. Allow :C to override this.
2324 * match.pd: Adjust patterns to use :C instead of :c where required.
2326 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2328 PR tree-optimization/71077
2329 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2330 the combining step, use boolean_false_node and boolean_true_node
2331 as the designated false/true return values.
2333 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2335 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2336 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2337 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2340 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2342 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2343 of flags impliying the register renaming.
2344 * toplev.c (process_options): Do not imply flag_rename_registers with
2347 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2349 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2350 default implementation.
2352 2016-05-31 Nathan Sidwell <nathan@acm.org>
2354 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2356 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2358 * config/sh/constraints.md (b): Remove constraint.
2359 * config/sh/predicates.md (arith_reg_operand): Remove
2361 * config/sh/sh-modes.def (PDI): Remove.
2362 * config/sh/sh.c (sh_target_reg_class,
2363 sh_optimize_target_register_callee_saved): Remove functions.
2364 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2365 (sh_expand_epilogue): Update comment.
2366 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2367 sh_secondary_reload): Remove TARGET_REGS related code.
2368 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2369 TARGET_REGISTER_P): Remove macros.
2370 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2371 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2372 TR1_REG, TR2_REG): Remove constants.
2373 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2375 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2377 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2378 define_expand patterns.
2379 (adddi3_compact): Rename to adddi3.
2380 (subdi3_compact): Rename to subdi3.
2381 (*negdi2): Rename to negdi2.
2382 (*abs<mode>2): Rename to abs<mode>2.
2384 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2386 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2387 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2388 (atomic_sub_fetchsi): ... this new pattern.
2389 (mvtc): Add CC_REG clobber.
2391 2016-05-31 Marek Polacek <polacek@redhat.com>
2393 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2395 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2397 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2398 aarch64_fusion_enabled_p to check for fusion capabilities.
2400 2016-05-31 Richard Biener <rguenther@suse.de>
2402 PR tree-optimization/71352
2403 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2404 minus one and a negate.
2406 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2408 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2409 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2411 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2412 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2413 Remove use of aarch64_simd_attr_length_move, set length attribute
2415 (*aarch64_be_movoi): Likewise.
2416 (*aarch64_be_movci): Likewise.
2417 (*aarch64_be_movxi): Likewise.
2419 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2421 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2422 It no longer does that.
2423 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2425 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2427 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2428 attribute __unused__.
2430 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2432 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2433 * config/arm/arm.c (arm_arch_thumb1): Define.
2434 (arm_option_override): Initialize arm_arch_thumb1.
2435 * config/arm/arm.h (arm_arch_thumb1): Declare.
2436 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2437 support Thumb-1 ISA.
2439 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2442 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2443 `Yv' for scalar operand.
2445 2016-05-31 Tom de Vries <tom@codesourcery.com>
2447 PR tree-optimization/69068
2448 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2449 phis with more than two args.
2451 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2453 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2454 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2457 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2459 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2461 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2463 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2464 cpu_32, cpu_64, tune_32 and tune_64.
2465 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2467 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2469 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2471 2016-05-30 Andi Kleen <ak@linux.intel.com>
2473 * auto-profile.c (read_profile): Replace asserts with errors
2474 when file does not exist.
2475 * gcov-io.c (gcov_read_words): Dito.
2477 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2479 * tree-cfg.c (print_loop): Print likely upper bounds.
2481 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2483 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2484 * opts.c (default_options): Enable peel loops at -O3.
2485 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2486 (try_peel_loop): Do not re-peel already peeled loops;
2487 use likely upper bounds; fix profile updating.
2488 (pass_complete_unroll::execute): Initialize peeled_loops.
2490 2016-05-30 Martin Liska <mliska@suse.cz>
2492 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2493 computed costs by frequency of BB they belong to.
2494 (get_scaled_computation_cost_at): New function.
2496 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2497 Marc Glisse <marc.glisse@inria.fr>
2499 PR tree-optimization/71289
2500 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2502 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2504 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2506 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2508 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2509 for peeled copies; avoid underflow when updating estimates; correctly
2512 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2514 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2515 r236875. Corrected oe3 to oe2 as obvious.
2517 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2521 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2522 that inserted stmt will not dominate stmts that defines its operand.
2523 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2524 (rewrite_expr_tree_parallel): Likewise.
2526 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2529 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2530 all fields including stmt_to_insert are swapped.
2532 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2534 * predict.h (force_edge_cold): Declare.
2535 * predict.c (force_edge_cold): New function.
2536 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2538 (canonicalize_loop_induction_variables): Fix formating.
2540 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2542 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2543 (visium_expand_copysign): Use gen_int_mode directly.
2544 (visium_compute_frame_size): Minor tweaks.
2546 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2548 * tree-vect-loop.c (vect_analyze_loop_2): Use
2549 likely_max_stmt_executions_int.
2551 2016-05-30 Tom de Vries <tom@codesourcery.com>
2553 PR tree-optimization/69067
2554 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2556 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2559 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2560 New peepholes to remove unneeded fild/fistp pairs.
2561 (define_peephole2 atomic_loaddi_fpu): Ditto.
2563 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2565 * predict.c (maybe_hot_frequency_p): Avoid division.
2567 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2569 * doc/install.texi: Use https for shop.fsf.org.
2571 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2573 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2574 likely_max_stmt_executions_int.
2576 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2578 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2579 likely_max_stmt_executions_int.
2581 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2583 * profile.c (compute_branch_probabilities): Do not report hitrates
2585 (branch_prob): Report hitrates here.
2586 * predict.c (gimple_predict_edge): Do not assert profile status;
2587 fix formatting issues.
2589 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2591 * predict.c (edge_predicted_by_p): New function.
2592 (predict_paths_for_bb): Do not put multiple predictions of the same type
2595 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2597 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2600 2016-05-28 Alan Modra <amodra@gmail.com>
2602 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2604 2016-05-28 Alan Modra <amodra@gmail.com>
2606 PR rtl-optimization/71275
2607 * ira.c (ira): Free dominance info.
2609 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2611 * doc/sourcebuild.texi: New address for upstream Go repository.
2613 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2615 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2616 (TARGET_ARM_V7M): Likewise.
2618 2016-05-26 Jeff Law <law@redhat.com>
2620 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2621 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2622 * passes.def: Add jump threading passes before DOM/VRP.
2623 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2624 argument to a basic block from an edge. Remove tests which are
2626 (pass_data_thread_jumps, class pass_thread_jumps): New.
2627 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2628 (make_pass_thread_jumps): Likewise.
2629 * tree-pass.h (make_pass_thread_jumps): Declare.
2631 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2633 * config/visium/visium-protos.h (split_double_move): Rename into...
2634 (visium_split_double_move): ...this.
2635 (visium_split_double_add): Declare.
2636 * config/visium/visium.c (split_double_move): Rename into...
2637 (visium_split_double_move): ...this.
2638 (visium_split_double_add): New function.
2639 (visium_expand_copysign): Renumber operands for consistency.
2640 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2641 (DFmode move splitter): Likewise.
2642 (*addi3_insn): Split by means of visium_split_double_add.
2643 (*adddi3_insn_flags): Delete.
2644 (*plus_plus_sltu<subst_arith>): New insn.
2645 (*subdi3_insn): Split by means of visium_split_double_add.
2646 (subdi3_insn_flags): Delete.
2647 (*minus_minus_sltu<subst_arith>): New insn.
2648 (*negdi2_insn): Split by means of visium_split_double_add.
2649 (*negdi2_insn_flags): Delete.
2651 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2653 * configure.ac: Treat a --with-headers option without argument
2654 the same as the default (i.e. consult sys-include directory).
2655 * configure: Regenerate.
2657 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2659 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2660 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2662 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2663 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2665 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2668 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2669 tree-stdarg analysis results.
2670 (aarch64_setup_incoming_varargs): Likewise.
2672 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2674 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2675 va_list_gpr_counter_field and va_list_fpr_counter_field.
2677 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2680 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2681 * config/aarch64/aarch64.c
2682 (aarch64_cannot_change_mode_class): Remove function.
2683 * config/aarch64/aarch64-protos.h
2684 (aarch64_cannot_change_mode_class): Remove.
2686 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2688 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2689 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2690 get_likely_max_loop_iterations_int): New.
2691 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2692 any_likely_upper_bound.
2693 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2695 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2696 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2698 (unroll_loop_constant_iterations): Likewise.
2699 (unroll_loop_runtime_iterations): Likewise.
2700 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2701 * lto-streamer-out.c (output_cfg): Likewise.
2702 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2704 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2705 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2706 (likely_max_loop_iterations): New.
2707 (likely_max_loop_iterations_int): New.
2708 (likely_max_stmt_executions): New.
2709 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2710 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2711 likely_max_stmt_executions): Declare.
2713 2016-05-27 Marek Polacek <polacek@redhat.com>
2716 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2718 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2720 * config/s390/s390.md (2x risbg splitters): Use
2721 reg_overlap_mentioned_p instead of rtx_equal_p.
2723 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2725 * combine.c (make_compound_operation): Take known zero bits into
2726 account when checking for possible zero_extend.
2728 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2730 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
2731 Use const_int_operand for operand 2 predicate. Simplify expand code
2734 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
2737 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
2740 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2742 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
2743 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
2744 that returns CC_SESWPmode and CC_ZESWPmode.
2745 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
2747 (aarch64_rtx_costs): Likewise.
2749 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2751 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2752 for ISA 3.0 min/max support.
2753 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2754 conditional move support.
2755 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2756 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2758 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2759 conditional moves where the comparison type is different from move
2761 (fp_minmax): New code iterator for smin/smax.
2762 (minmax): New code attributes for min/max.
2763 (SMINMAX): Likewise.
2764 (smax<mode>3): Combine min, max insns into one insn using the
2765 fp_minmax code iterator. Add support for ISA 3.0 min/max
2766 instructions that don't need -ffast-math.
2767 (s<minmax><mode>3): Likewise.
2768 (smax<mode>3_vsx): Likewise.
2769 (smin<mode>3): Likewise.
2770 (s<minmax><mode>3_vsx): Likewise.
2771 (smin<mode>3_vsx): Likewise.
2772 (pre-VSX min/max splitters): Likewise.
2773 (s<minmax><mode>3_fpr): Likewise.
2774 (movsfcc): Rewrite floating point conditional moves to combine
2775 SFmode/DFmode into a single insn.
2776 (mov<mode>cc): Likewise.
2777 (movdfcc): Likewise.
2778 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
2779 SFDF2 iterators to handle all combinations.
2780 (fseldfsf4): Likewise.
2781 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
2782 (fseldfdf4): Likewise.
2783 (fselsfdf4): Likewise.
2784 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
2785 comparison instructions that set a 0/-1 mask, and use it for
2786 floating point conditional move via XXSEL.
2787 (fpmask<mode>): Likewise.
2788 (xxsel<mode>): Likewise.
2789 * config/rs6000/predicates.md (min_max_operator): Delete, no
2791 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
2792 instructions that generate a 0/-1 mask for use with XXSEL.
2793 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
2794 say whether floating point min/max is available, either through
2795 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
2796 (TARGET_MINMAX_DF): Likewise.
2798 2016-05-27 Alan Modra <amodra@gmail.com>
2800 PR rtl-optimization/71275
2801 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
2802 for update_equiv_regs and combine_and_move_insns.
2804 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
2806 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
2807 if_then_else or cond RTXes to calculate attribute value.
2808 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
2809 <attr "length_immediate>: Ditto.
2810 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
2811 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
2812 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
2813 <attr "type">: Ditto.
2814 <attr "prefix_data16">: Ditto.
2815 <attr "prefix_extra">: Ditto.
2816 <attr "length_immediate">: Ditto.
2817 <attr "prefix">: Ditto.
2818 (vec_set<mode>_0) <attr "isa">: Ditto.
2819 <attr "prefix_extra">: Ditto.
2820 <attr "length_immediate">: Ditto.
2821 <attr "prefix">: Ditto.
2822 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
2823 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
2824 (sse2_storelpd) <attr "prefix_data16">: Ditto.
2825 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
2826 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
2827 <attr "length_immediate">: Ditto.
2828 <attr "prefix">: Ditto.
2829 (sse2_movsd) <attr "length_immediate">: Ditto.
2830 <attr "prefix">: Ditto.
2831 (vec_concatv2df) <attr "isa">: Ditto.
2832 <attr "prefix">: Ditto.
2833 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
2834 (*vec_extractv2di_1) <attr "isa">: Ditto.
2835 <attr "type">: Ditto.
2836 <attr "length_immediate">: Ditto.
2837 <attr "prefix_rex">: Ditto.
2838 <attr "prefix_extra">: Ditto.
2839 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
2840 <attr "prefix_extra">: Ditto.
2841 <attr "length_immediate">: Ditto.
2842 (vec_concatv2di) <attr "isa">: Ditto.
2843 <attr "prefix_extra">: Ditto.
2844 <attr "length_immediate">: Ditto.
2845 <attr "prefix">: Ditto.
2847 2016-05-26 Martin Liska <mliska@suse.cz>
2849 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
2851 (operator+): Likewise.
2852 (operator-): Likewise.
2853 (comp_cost::operator+=): Likewise.
2854 (comp_cost::operator-=): Likewise.
2855 (comp_cost::operator/=): Likewise.
2856 (comp_cost::operator*=): Likewise.
2857 (operator<): Likewise.
2858 (operator==): Likewise.
2859 (operator<=): Likewise.
2861 (infinite_cost_p): Likewise.
2862 (add_costs): Likewise.
2863 (sub_costs): Likewise.
2864 (compare_costs): Likewise.
2865 (set_group_iv_cost): Use the newly introduced functions.
2866 (get_address_cost): Likewise.
2867 (get_shiftadd_cost): Likewise.
2868 (force_expr_to_var_cost): Likewise.
2869 (split_address_cost): Likewise.
2870 (ptr_difference_cost): Likewise.
2871 (difference_cost): Likewise.
2872 (get_computation_cost_at): Likewise.
2873 (determine_group_iv_cost_generic): Likewise.
2874 (determine_group_iv_cost_address): Likewise.
2875 (determine_group_iv_cost_cond): Likewise.
2876 (autoinc_possible_for_pair): Likewise.
2877 (determine_group_iv_costs): Likewise.
2878 (cheaper_cost_pair): Likewise.
2879 (iv_ca_recount_cost): Likewise.
2880 (iv_ca_set_no_cp): Likewise.
2881 (iv_ca_set_cp): Likewise.
2882 (iv_ca_cost): Likewise.
2883 (iv_ca_new): Likewise.
2884 (iv_ca_dump): Likewise.
2885 (iv_ca_narrow): Likewise.
2886 (iv_ca_prune): Likewise.
2887 (iv_ca_replace): Likewise.
2888 (try_add_cand_for): Likewise.
2889 (try_improve_iv_set): Likewise.
2890 (find_optimal_iv_set): Likewise.
2892 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
2894 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
2895 that internal functions will clobber all caller-saved registers.
2897 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2899 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
2900 Return a better case_values_threshold when optimizing.
2902 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2904 * config/aarch64/aarch64-simd.md (aarch64_combinez):
2905 Add ? to integer variant.
2906 (aarch64_combinez_be): Likewise.
2908 2016-05-26 Jakub Jelinek <jakub@redhat.com>
2910 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
2911 instead of x constraint.
2912 (vcvtps2ph256<mask_name>): Likewise.
2914 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
2915 alternative. Formatting fix.
2917 * config/i386/sse.md
2918 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
2920 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
2921 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
2922 maybe_evex prefix instead of vex.
2923 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
2924 EXT_REX_SSE_REG_P (op0) case in the splitter.
2926 2016-05-25 Jeff Law <law@redhat.com>
2928 PR tree-optimization/71272
2929 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
2930 Update comments. Add test for empty path.
2932 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
2934 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
2935 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
2936 special case builtin.
2937 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2938 code for ALTIVEC_BUILTIN_VEC_CMPNE.
2939 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2940 for __builtin_vec_cmpne.
2942 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
2944 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
2945 redundant test and bail out if the type of the new operand is not
2946 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
2948 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2950 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
2951 (x_ix86_target_flags_explicit): Remove.
2952 * config/i386/i386.c (ix86_function_specific_save): Do not copy
2953 x_ix86_target_flags_explicit.
2954 (ix86_function_specific_restore): Ditto.
2956 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2957 H.J. Lu <hongjiu.lu@intel.com>
2960 * common/config/i386/i386-common.c
2961 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
2962 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
2963 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
2964 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
2965 (-mgeneral-regs-only): Add new option.
2966 * config/i386/i386.c (ix86_option_override_internal): Don't enable
2967 x87 instructions if only general registers are allowed.
2968 (ix86_target_string): Add ix86_flags argument. Handle additional
2969 flags options through ix86_flags argument. Update all callers.
2970 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
2972 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2974 PR rtl-optimization/66940
2975 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
2976 decrementing desired_val will not overflow before performing these
2979 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
2981 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
2982 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
2983 * config/i386/i386.c (enum ix86_builtins): Add
2984 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
2985 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
2986 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
2987 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
2988 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
2989 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
2990 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
2991 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
2992 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
2993 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
2994 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
2995 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
2996 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
2997 __builtin_ia32_cvtps2dq512_mask.
2998 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
2999 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
3000 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
3001 * config/i386/sse.md
3002 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
3004 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
3005 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
3007 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
3008 (avx512f_vec_pack_sfix_v8df): New define_expand.
3009 (avx512f_roundpd512): Rename to ...
3010 (avx512f_round<castmode>512): ... this. Change iterator.
3011 (avx512f_roundps512_sfix): New define_expand.
3012 (round<mode>2_sfix): Change iterator.
3014 2016-05-25 Nick Clifton <nickc@redhat.com>
3016 * config/msp430/msp430.c (msp430_attr): Produce an error if a
3017 static interrupt handler is detected.
3018 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
3019 default linker script.
3020 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
3021 the low part of a symbolic pointer.
3023 2016-05-25 Richard Biener <rguenther@suse.de>
3025 PR tree-optimization/71261
3026 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
3027 interesting stmt instead of immediate uses when looking
3028 for the use operand to replace.
3030 2016-05-25 Martin Liska <mliska@suse.cz>
3032 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
3034 2016-05-25 Richard Biener <rguenther@suse.de>
3036 PR tree-optimization/71264
3037 * tree-vect-stmts.c (vect_init_vector): Properly deal with
3040 2016-05-25 Martin Liska <mliska@suse.cz>
3042 PR tree-optimization/71239
3043 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
3044 if DECL_SIZE is NULL.
3046 2016-05-25 Richard Biener <rguenther@suse.de>
3048 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
3049 * tree-if-conv.c (pass_data_if_conversion): Use it.
3051 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3053 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
3054 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
3055 * varpool.c (varpool_node::get_availability): Likewise.
3057 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3059 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3060 VNEGW/VNEGD instructions.
3061 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3062 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3063 support for ISA 3.0 VNEGW/VNEGD instructions.
3065 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
3067 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
3068 pointers inside OACC_DATA regions.
3069 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
3070 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
3071 (gimplify_adjust_omp_clauses): Fix typo in comment.
3073 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3075 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3076 parity built-in functions.
3077 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3079 (p9v_parity<mode>2): Likewise.
3080 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3082 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3083 (parity<mode>2): ISA 3.0 expander for vector parity.
3084 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3086 (BU_P9_64BIT_MISC_0): Likewise.
3087 (BU_P9_MISC_0): Likewise.
3088 (BU_P9V_AV_1): Likewise.
3089 (BU_P9V_AV_2): Likewise.
3090 (BU_P9V_AV_3): Likewise.
3091 (BU_P9V_AV_P): Likewise.
3092 (BU_P9V_VSX_1): Likewise.
3093 (BU_P9V_OVERLOAD_1): Likewise.
3094 (BU_P9V_OVERLOAD_2): Likewise.
3095 (BU_P9V_OVERLOAD_3): Likewise.
3096 (VCTZB): Add vector count trailing zeros support.
3100 (VPRTYBD): Add vector parity support.
3101 (VPRTYBQ): Likewise.
3102 (VPRTYBW): Likewise.
3103 (VCTZ): Add overloaded vector count trailing zeros support.
3104 (VPRTYB): Add overloaded vector parity support.
3105 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3106 overloaded vector count trailing zeros and parity instructions.
3107 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3108 vector parity support.
3109 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3110 trailing zeros support.
3111 (vec_cntlz): Likewise.
3112 (vec_vctzb): Likewise.
3113 (vec_vctzd): Likewise.
3114 (vec_vctzh): Likewise.
3115 (vec_vctzw): Likewise.
3116 (vec_vprtyb): Add ISA 3.0 vector parity support.
3117 (vec_vprtybd): Likewise.
3118 (vec_vprtybw): Likewise.
3119 (vec_vprtybq): Likewise.
3120 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3121 the ISA 3.0 vector count trailing zeros and vector parity built-in
3124 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3126 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
3127 when there is stmt_to_insert.
3129 2016-05-24 Martin Sebor <msebor@redhat.com>
3132 * tree.h (complete_or_array_type_p): New inline function.
3134 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3136 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
3137 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
3138 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
3140 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
3141 Limit 1st alternative to noavx isa, split 2nd alternative into one
3142 noavx and one avx alternative, use *x and Bm in the former and
3143 x and m in the latter.
3145 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
3146 of sse4 for the first alternative, drop %v from the template
3147 and d operand modifier. Split second alternative into one sse4_noavx
3148 and one avx alternative, use *x instead of *v in the former and v
3149 instead of *v in the latter.
3150 (*sse4_1_extractps): Use noavx isa instead of * for the first
3151 alternative, drop %v from the template. Split second alternative into
3152 one noavx and one avx alternative, use *x instead of *v in the
3153 former and v instead of *v in the latter.
3154 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
3155 with noavx and the last one with avx.
3156 (sse4_1_phminposuw): Guard first alternative with noavx isa,
3157 split the second one into one noavx and one avx alternative,
3158 use *x and Bm in the former and x and m in the latter one.
3159 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
3162 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
3163 first two alternatives to noavx, use *x instead of *v in the second
3164 one, add avx alternative without *.
3165 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
3166 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
3167 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
3169 2016-05-24 Jeff Law <law@redhat.com>
3171 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
3172 New function, extracted from...
3173 (fsm_find_control_statement_thread_paths): Here. Use the new function.
3174 Allow simple copies and constant initializations in the SSA chain.
3176 2016-05-24 Marek Polacek <polacek@redhat.com>
3179 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
3182 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3185 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3186 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3187 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3188 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3189 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3191 2016-05-24 Richard Biener <rguenther@suse.de>
3193 PR tree-optimization/71240
3194 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3197 2016-05-24 Richard Biener <rguenther@suse.de>
3199 PR tree-optimization/71230
3200 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3202 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3204 * tree-vectorizer.h (vectorizable_comparison): Delete.
3205 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3206 PURE_SLP_STMT check.
3207 * tree-vect-stmts.c (vectorizable_call): Likewise.
3208 (vectorizable_simd_clone_call): Likewise.
3209 (vectorizable_conversion): Likewise.
3210 (vectorizable_assignment): Likewise.
3211 (vectorizable_shift): Likewise.
3212 (vectorizable_operation): Likewise.
3213 (vectorizable_load): Likewise.
3214 (vectorizable_condition): Likewise.
3215 (vectorizable_store): Likewise. Assert that we don't have
3217 (vectorizable_comparison): Make static. Remove redundant
3218 PURE_SLP_STMT check.
3219 (vect_transform_stmt): Assert that we always have an slp_node
3222 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3224 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3225 operands[2] against 1 with comparison against CONST1_RTX.
3226 (<shift>di3_neon): Likewise.
3227 * config/arm/predicates.md (const0_operand): Replace with comparison
3230 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3232 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3233 operands[2] against 1 with comparison against CONST1_RTX.
3234 (ashrdi3): Likewise.
3235 (lshrdi3): Likewise.
3236 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3238 (ashrsi3): Likewise.
3239 (lshrsi3): Likewise.
3240 (rotrsi3): Likewise.
3241 (define_split above *compareqi_eq0): Likewise.
3242 (define_split above "prologue"): Likewise.
3243 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3244 * config/arm/predicates.md (shift_operator): Likewise.
3245 (shift_nomul_operator): Likewise.
3246 (sat_shift_operator): Likewise.
3247 (thumb1_cmp_operand): Likewise.
3248 (const_neon_scalar_shift_amount_operand): Replace manual range
3249 check with IN_RANGE.
3250 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3251 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3253 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3255 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3256 with HOST_WIDE_INT_1.
3258 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3259 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3260 (arm_canonicalize_comparison): Likewise.
3261 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3263 (thumb1_size_rtx_costs): Likewise.
3264 (vfp_const_double_index): Replace cast of 1 to unsigned
3265 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3266 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3268 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3269 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3270 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3271 HOST_WIDE_INT with HOST_WIDE_INT_1.
3273 2016-05-24 Marek Polacek <polacek@redhat.com>
3275 * tree-cfg.h (should_remove_lhs_p): New predicate.
3276 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3277 * gimplify.c (gimplify_modify_expr): Likewise.
3278 * tree-cfg.c (verify_gimple_call): Likewise.
3279 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3280 * gimple-fold.c: Include "tree-cfg.h".
3281 (gimple_fold_call): Use should_remove_lhs_p.
3283 2016-05-24 Richard Biener <rguenther@suse.de>
3285 PR tree-optimization/71253
3286 * cfganal.h (control_dependences): Make robust against edge
3288 (control_dependences::control_dependences): Remove edge_list argument.
3289 (control_dependences::get_edge): Remove.
3290 (control_dependences::get_edge_src): Add.
3291 (control_dependences::get_edge_dest): Likewise.
3292 (control_dependences::m_el): Make a vector of edge src/dest index.
3293 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3294 (control_dependences::control_dependences): Likewise.
3295 (control_dependences::~control_dependence): Likewise.
3296 (control_dependences::get_edge): Remove.
3297 (control_dependences::get_edge_src): Add.
3298 (control_dependences::get_edge_dest): Likewise.
3299 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3301 (perform_tree_ssa_dce): Adjust.
3302 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3304 (pass_loop_distribution::execute): Adjust. Do loop destroying
3305 conditional on changed.
3307 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3310 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3311 return. Reindent transformation comment and mention the ARM state
3314 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3317 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3318 after build_and_add_sum creates new use stmt.
3320 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3322 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3323 load_lanes/grouped_load classification comes first. Don't check
3324 whether the vectorization factor is a multiple of the group size
3327 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3329 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3330 GROUP_GAP for single-element interleaving.
3331 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3334 2016-05-24 Richard Biener <rguenther@suse.de>
3338 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3339 bases which are accessed with non-invariant indices.
3340 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3341 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3343 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3346 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3347 (add_to_ops_vec): Add stmt_to_insert.
3348 (add_repeat_to_ops_vec): Init stmt_to_insert.
3349 (insert_stmt_before_use): New.
3350 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3352 (get_ops): Init stmt_to_insert.
3353 (maybe_optimize_range_tests): Likewise.
3354 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3355 (rewrite_expr_tree_parallel): Likewise.
3356 (reassociate_bb): Likewise.
3358 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3361 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3362 ISA 3.0 xxperm fusion alternative.
3363 (altivec_vperm_v8hiv16qi): Likewise.
3364 (altivec_vperm_<mode>_uns_internal): Likewise.
3365 (vperm_v8hiv4si): Likewise.
3366 (vperm_v16qiv8hi): Likewise.
3368 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3369 Kelvin Nilsen <kelvin@gcc.gnu.org>
3371 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3372 vpermr/xxpermr on ISA 3.0.
3373 (altivec_expand_vec_perm_le): Likewise.
3374 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3375 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3378 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3380 * config/i386/i386.h (IS_STACK_MODE): Enable for
3381 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3382 SSE_FLOAT_MODE_P macros.
3383 * config/i386/i386.c (ix86_preferred_reload_class): Use
3384 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3385 Cleanup regclass processing for CONST_DOUBLE_P.
3386 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3387 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3388 with IS_STACK_MODE macro.
3389 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3391 (*movdf_internal): Use IS_STACK_MODE macro.
3392 (*movsf_internal): Ditto.
3394 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3396 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3397 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3399 2016-05-23 Jeff Law <law@redhat.com>
3401 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3403 (fsm_find_control_statement_thread_paths): Call it.
3405 2016-05-23 Martin Jambor <mjambor@suse.cz>
3408 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3409 from_global_constant if t is not NULL.
3411 2016-05-23 Marek Polacek <polacek@redhat.com>
3414 * common.opt (Wswitch-unreachable): New option.
3415 * doc/invoke.texi: Document -Wswitch-unreachable.
3416 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3419 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3421 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3422 TMR_INDEX is non-NULL.
3424 2016-05-23 Richard Biener <rguenther@suse.de>
3426 PR tree-optimization/71230
3427 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3428 (try_special_add_to_ops): ... here. Always test for single-use.
3430 2016-05-23 Martin Jambor <mjambor@suse.cz>
3432 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3433 default block if a PHI node in the original one would be resized.
3435 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3437 PR tree-optimization/58135
3438 * tree-vect-slp.c: When group size is not multiple
3439 of vector size, allow splitting of store group at
3442 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3444 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3446 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3448 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3449 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3450 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3453 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3454 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3455 v constraint instead of x and vinserti32x4 insn.
3457 * config/i386/sse.md (i128vldq): New mode iterator.
3458 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3459 avx512dq and avx512vl alternatives.
3461 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3462 constraint, use maybe_evex prefix instead of vex.
3463 (vec_dupv4sf): Use v constraint instead of x for output
3464 operand except for noavx alternative, use Yv constraint
3465 instead of x for input. Use maybe_evex prefix instead of vex.
3466 (*vec_dupv4si): Likewise.
3467 (*vec_dupv2di): Likewise.
3469 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3472 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3473 (linearize_expr_tree): Call try_special_add_to_ops.
3474 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3476 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3478 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3479 to computed stack_usage.
3481 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3484 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3485 operand is subreg (symbol_ref) then move the symbol ref to register.
3487 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3489 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3491 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3494 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3497 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3499 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3500 ranges by calling get_single_symbol and tidy up. Look more closely
3501 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3503 2016-05-20 Jeff Law <law@redhat.com>
3505 * bitmap.c (bitmap_find_bit): Remove useless test.
3507 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3509 * function.c (thread_prologue_and_epilogue_insns): Commit the
3510 insertion of the epilogue.
3512 2016-05-20 Martin Jambor <mjambor@suse.cz>
3514 PR tree-optimization/70884
3515 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3516 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3517 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3518 of constant pool data as a reason for scalarization.
3520 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3522 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3523 for naked functions.
3524 (thumb1_expand_prologue): Likewise.
3526 2016-05-20 Nathan Sidwell <nathan@acm.org>
3528 * config/nvptx/nptx.c (nvptx_option_override): Only set
3529 flag_toplevel_reorder, if not explicitly specified. Set
3530 flag_no_common, unless explicitly specified.
3532 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3534 * calls.c (can_implement_as_sibling_call_p): Mark param
3535 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3537 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3539 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3540 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3541 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3543 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3544 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3547 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3549 * config/nvptx/nvptx.md (sincossf3): New pattern.
3551 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3553 * calls.c (maybe_complain_about_tail_call): New function.
3554 (initialize_argument_information): Call
3555 maybe_complain_about_tail_call when clearing *may_tailcall.
3556 (can_implement_as_sibling_call_p): Call
3557 maybe_complain_about_tail_call when returning false.
3558 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3559 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3560 if tail-call optimization fails.
3561 * cfgexpand.c (expand_call_stmt): Initialize
3562 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3563 * gimple-pretty-print.c (dump_gimple_call): Dump
3564 gimple_call_must_tail_p.
3565 * gimple.c (gimple_build_call_from_tree): Call
3566 gimple_call_set_must_tail with the value of
3567 CALL_EXPR_MUST_TAIL_CALL.
3568 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3569 (gimple_call_set_must_tail): New function.
3570 (gimple_call_must_tail_p): New function.
3571 * print-tree.c (print_node): Update printing of TREE_STATIC
3572 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3573 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3574 trailing comment listing applicable flags.
3575 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3577 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3579 * calls.c (expand_call): Move "Rest of purposes for tail call
3580 optimizations to fail" to...
3581 (can_implement_as_sibling_call_p): ...this new function, and
3582 split into multiple "if" statements.
3584 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3586 * cfgloop.h (expected_loop_iterations_unbounded,
3587 expected_loop_iterations): Unconstify.
3588 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3589 profile with known upper bound; return 3 when profile is absent.
3590 (expected_loop_iterations): Update.
3592 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3594 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3595 and get_max_loop_iterations_int.
3597 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3599 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3600 realistic upper bounds here.
3602 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3605 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3606 calls if the LHS is variable length or has addressable type.
3607 If targets[0]->decl is a noreturn call with void return type and
3608 zero arguments, adjust fntype and remove lhs in that case.
3610 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3612 PR tree-optimization/71079
3613 PR tree-optimization/71206
3614 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3616 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3618 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3619 (get_vec_alignment_for_array_decl): Likewise.
3620 (get_vec_alignment_for_record_decl): Likewise.
3621 (increase_alignment::execute): Move code to find alignment to
3622 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3623 (type_align_map): New hash_map.
3625 2016-05-20 Richard Guenther <rguenther@suse.de>
3627 PR tree-optimization/29756
3628 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3629 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3630 * fold-const.c (operand_equal_p): Likewise.
3631 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3632 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3633 * tree-inline.c (estimate_operator_cost): Likewise.
3634 * tree-pretty-print.c (dump_generic_node): Likewise.
3635 * tree-ssa-operands.c (get_expr_operands): Likewise.
3636 * cfgexpand.c (expand_debug_expr): Likewise.
3637 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3638 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3639 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3640 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3641 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3642 (execute_update_addresses_taken): Do it.
3644 2016-05-20 Richard Biener <rguenther@suse.de>
3646 PR tree-optimization/71185
3647 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3648 register operations.
3650 2016-05-20 Richard Biener <rguenther@suse.de>
3652 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3653 gimple_seq_add_seq_without_update.
3654 (release_bb_predicate): Assert we have no operands to free.
3655 (if_convertible_loop_p_1): Calculate post dominators later.
3656 Do not free BB predicates here.
3657 (combine_blocks): Do not recompute BB predicates.
3658 (version_loop_for_if_conversion): Save BB predicates around
3661 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3663 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3664 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3665 code. Ignore sibcalls on EDGE_IGNORE edges.
3666 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3667 on edges for sibcalls that run without prologue. The rest of the
3668 function is combined from...
3669 (fix_fake_fallthrough_edge): ... this, and ...
3670 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3671 function argument, make it a local variable.
3673 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3675 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3676 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3677 for 32-bit mode and SEH for 64-bit.
3678 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3679 TARGET_64BIT_DEFAULT.
3681 2016-05-19 Ryan Burn <contact@rnburn.com>
3683 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3684 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3686 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3688 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3689 force pending loads from memory.
3691 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3693 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3694 (UNSPEC_DARN_32): New unspec constant.
3695 (UNSPEC_DARN_RAW): New unspec constant.
3696 (darn_32): New instruction.
3697 (darn_raw): New instruction.
3698 (darn): New instruction.
3699 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3700 support and documentation for this macro.
3701 (BU_P9_MISC_1): New macro definition.
3702 (BU_P9_64BIT_MISC_0): New macro definition.
3703 (BU_P9_MISC_0): New macro definition.
3704 (darn_32): New builtin definition.
3705 (darn_raw): New builtin definition.
3706 (darn): New builtin definition.
3707 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3708 RS6000_BUILTIN_0 directives to surround each occurrence of
3709 #include "rs6000-builtin.def".
3710 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3711 RS6000_BTM_64BIT flags to the returned mask, depending on
3713 (def_builtin): Correct an error in the assignments made to the
3714 debugging variable attr_string.
3715 (rs6000_expand_builtin): Add support for no-operand built-in
3717 (builtin_function_type): Remove fatal_error assertion that is no
3719 (rs6000_common_init_builtins): Add support for no-operand built-in
3721 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3723 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3725 (RS6000_BTM_64BIT): New macro definition.
3726 * doc/extend.texi: Document __builtin_darn (void),
3727 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3730 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
3732 * tree-vect-loop.c (vect_analyze_loop_2): Use also
3733 max_loop_iterations_int.
3735 2016-05-19 Marek Polacek <polacek@redhat.com>
3737 PR tree-optimization/71031
3738 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3739 condition and adjust the code a bit.
3741 2016-05-19 Martin Liska <mliska@suse.cz>
3743 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
3744 auto_vec instead of vec.
3746 2016-05-19 Martin Liska <mliska@suse.cz>
3748 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
3750 2016-05-19 Martin Liska <mliska@suse.cz>
3752 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
3754 2016-05-19 Martin Liska <mliska@suse.cz>
3756 * ipa-pure-const.c (set_function_state): Remove an existing
3758 (remove_node_data): Do not free it as it's released
3759 in set_function_state.
3761 2016-05-19 Martin Liska <mliska@suse.cz>
3763 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
3766 2016-05-19 Martin Liska <mliska@suse.cz>
3768 * omp-simd-clone.c (simd_clone_adjust): Release vector.
3770 2016-05-19 Martin Liska <mliska@suse.cz>
3772 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
3773 an auto_vec instead of re-creating it.
3775 2016-05-19 Martin Liska <mliska@suse.cz>
3777 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
3778 auto_vec instead of vec.
3780 2016-05-19 Martin Liska <mliska@suse.cz>
3782 * lto-section-in.c (lto_get_section_data): Call
3783 lto_check_version with additional argument.
3784 * lto-streamer.c (lto_check_version): Add new argument.
3785 * lto-streamer.h (lto_check_version): Likewise.
3787 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3789 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
3790 Don't add cost of inner memory when handling sign-extended loads.
3792 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
3794 PR rtl-optimization/71148
3795 * cse.c (cse_main): Free dominance info.
3796 (rest_of_handle_cse): Don't free dominance info.
3797 (rest_of_handle_cse2): Likewise.
3798 (rest_of_handle_cse_after_global_opts): Likewise.
3800 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3803 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3804 NULL_TREE early if NEON is not available. Remove now redundant check
3805 in ARM_CHECK_BUILTIN_MODE.
3807 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
3810 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
3811 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
3812 * doc/cpp.texi: Document new macros.
3814 2016-05-19 Bin Cheng <bin.cheng@arm.com>
3816 PR tree-optimization/69848
3817 * tree-vect-loop.c (vectorizable_reduction): Don't factor
3818 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
3820 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3822 * function.c (thread_prologue_and_epilogue_insn): Move the
3823 "goto epilogue_done" one block later.
3825 2016-05-19 Richard Biener <rguenther@suse.de>
3827 PR tree-optimization/70729
3828 * passes.def: Move LIM pass before PRE. Remove no longer
3829 required copyprop and move first DCE out of the loop pipeline.
3831 2016-05-18 David Malcolm <dmalcolm@redhat.com>
3834 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
3835 (OBJS-libcommon-target): ...here.
3836 * opts-common.c: Include spellcheck.h.
3837 (cmdline_handle_error): Build a vec of valid options and use it
3838 to suggest provide hints for misspelled arguments.
3840 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3843 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
3844 lhs if it has TREE_ADDRESSABLE type.
3846 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
3849 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
3850 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
3852 2016-05-18 Martin Jambor <mjambor@suse.cz>
3855 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
3856 input for NOP_EXPR pass-through functions.
3857 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
3858 aggregate global constant VAR_DECLs in constant jump functions.
3860 2016-05-18 Martin Jambor <mjambor@suse.cz>
3863 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
3864 from TREE_READONLY parameters.
3866 2016-05-18 Martin Jambor <mjambor@suse.cz>
3869 * cgraph.h (cgraph_indirect_call_info): New field
3870 guaranteed_unmodified.
3871 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
3872 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3874 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
3875 pass the parameter value to ipa_find_agg_cst_for_param.
3876 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
3877 guaranteed_unmodified, store AA results there instead of bailing out
3879 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
3880 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
3881 (find_constructor_constant_at_offset): New function.
3882 (ipa_find_agg_cst_from_init): Likewise.
3883 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
3884 static initializers of contants, report back through a new paameter
3885 from_global_constant if that was the case.
3886 (try_make_edge_direct_simple_call): Also pass parameter value to
3887 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3889 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
3890 (ipa_read_indirect_edge_info): Likewise.
3891 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
3892 (ipa_load_from_parm_agg): Likewise.
3894 2016-05-18 Jiong Wang <jiong.wang@arm.com>
3896 PR rtl-optimization/71150
3897 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
3900 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3903 * config/rs6000/constraints.md (wE constraint): New constraint
3904 for a vector constant that can be loaded with XXSPLTIB.
3905 (wM constraint): New constraint for a vector constant of a 1's.
3906 (wS constraint): New constraint for a vector constant that can be
3907 loaded with XXSPLTIB and a vector sign extend instruction.
3908 * config/rs6000/predicates.md (xxspltib_constant_split): New
3909 predicates for wE/wS constraints.
3910 (xxspltib_constant_nosplit): Likewise.
3911 (easy_vector_constant): Add support for constants that can be
3912 loaded via XXSPLTIB.
3913 (all_ones_constant): New predicate for vector constant with all
3915 (splat_input_operand): Add support for ISA 3.0 word splat operations.
3916 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
3917 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
3918 instruction and possibly with a sign extension.
3919 (output_vec_const_move): Add support for XXSPLTIB. If we are
3920 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
3921 instead of XXLXOR/XXLORC.
3922 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
3924 (rs6000_legitimize_reload_address): Likewise.
3925 (rs6000_output_move_128bit): Use output_vec_const_move to emit
3927 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
3928 combine VSX_M and VSX_M2 into one iterator.
3930 (VSINT_84): New iterators for loading constants with XXSPLTIB.
3931 (VSINT_842): Likewise.
3932 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
3933 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
3934 XXSPLTIB instruction.
3935 (xxspltib_<mode>_nosplit): Likewise.
3936 (xxspltib_<mode>_split): New insn to load up constants with
3937 XXSPLTIB and a sign extend instruction.
3938 (vsx_mov<mode>): Replace single move that handled all vector types
3939 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
3940 moves (when -mvsx-timode is in effect) into the main vector
3941 moves. Eliminate separate moves for <VSr> <VSa>, where the
3942 preferred register class (<VSr>) is listed first, and the
3943 secondary register class (<VSa>) is listed second with a '?' to
3944 discourage use. Prefer loading 0/-1 in any VSX register for ISA
3945 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
3946 that if the register was involved in a slow operation, the
3947 clear/set operation does not wait for the slow operation to
3948 finish. Adjust the length attributes for 32-bit mode. Use
3949 rs6000_output_move_128bit and drop the use of the string
3950 instructions for 32-bit movti when -mvsx-timode is in effect. Use
3951 spacing so that the alternatives and attributes don't generate
3952 long lines, and put things in columns, so that it is easier to
3953 match up the operands and attributes with the insn alternatives.
3954 (vsx_mov<mode>_64bit): Likewise.
3955 (vsx_mov<mode>_32bit): Likewise.
3956 (vsx_movti_64bit): Fold movti into normal vector moves.
3957 (vsx_movti_32bit): Likewise.
3958 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
3960 (vsx_splat_v4si_internal): Likewise.
3961 (vsx_splat_v4sf_internal): Likewise.
3962 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
3963 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
3964 extend vector elements.
3965 (vsx_sign_extend_hi_<mode>): Likewise.
3966 (vsx_sign_extend_si_v2di): Likewise.
3967 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
3969 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
3970 constraints. Add trailing period to wL documentation.
3972 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
3975 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
3976 * tree-dfa.c (replace_abnormal_ssa_names): New function.
3977 * tree-call-cdce.c: Include tree-dfa.h.
3978 (can_guard_call_p): New function, extracted from...
3979 (can_use_internal_fn): ...here.
3980 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
3982 (shrink_wrap_one_built_in_call): Likewise.
3983 (use_internal_fn): Likewise.
3984 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
3985 and return void. Call replace_abnormal_ssa_names.
3986 (pass_call_cdce::execute): Check can_guard_call_p during the
3987 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
3988 will always change something.
3990 2016-05-18 Martin Jambor <mjambor@suse.cz>
3993 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
3994 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
3996 2016-05-18 Martin Jambor <mjambor@suse.cz>
3999 * ipa-inline.h (condition): New field size.
4000 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
4001 for comaprison and store it into the new condition.
4002 (evaluate_conditions_for_known_args): Use condition size to check
4003 access sizes for all but CHANGED conditions.
4004 (unmodified_parm_1): New parameter size_p, store access size into it.
4005 (unmodified_parm): Likewise.
4006 (unmodified_parm_or_parm_agg_item): Likewise.
4007 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
4008 (set_cond_stmt_execution_predicate): Extract access sizes and store
4010 (set_switch_stmt_execution_predicate): Likewise.
4011 (will_be_nonconstant_expr_predicate): Likewise.
4012 (will_be_nonconstant_predicate): Likewise.
4013 (inline_read_section): Stream condition size.
4014 (inline_write_summary): Likewise.
4016 2016-05-18 Richard Biener <rguenther@suse.de>
4018 * tree-ssa-loop-im.c (determine_max_movement): Properly add
4019 condition cost to PHI cost instead of total_cost.
4021 2016-05-18 Martin Liska <mliska@suse.cz>
4024 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
4027 2016-05-18 Richard Biener <rguenther@suse.de>
4029 * lto-streamer.h (LTO_major_version): Bump to 6.
4031 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4033 * function.c (make_split_prologue_seq, make_prologue_seq,
4034 make_epilogue_seq): New functions, factored out from...
4035 (thread_prologue_and_epilogue_insns): Here.
4037 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4039 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
4040 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
4041 of before. Add a comment.
4043 2016-05-18 Bin Cheng <bin.cheng@arm.com>
4045 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
4046 expression pointer, not pointer to the pointer.
4048 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4050 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
4051 (avx2_pbroadcast<mode>): Add another alternative with v instead
4052 of x constraints in it, using <pbroadcast_evex_isa> isa.
4053 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
4055 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
4056 constraint x instead of v in second alternative, add avx512bw
4059 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
4060 constraint x instead of v in second alternative, add avx512bw
4063 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
4064 constraint x instead of v in second alternative, add avx512bw
4067 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
4068 avx512bw alternative.
4070 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4072 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
4074 (define_insn "*andnottf3"): Ditto.
4075 (define_insn "*<code><mode>3"/any_logic): Ditto.
4076 (define_insn "*<code>tf3"/any_logic): Ditto.
4077 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
4078 operand to block AVX-512VL insn variant emit when it is not enabled.
4080 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4082 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
4083 constraint fot SF mode.
4085 2016-05-18 Petr Murzin <petr.murzin@intel.com>
4086 Kirill Yukhin <kirill.yukhin@intel.com>
4088 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
4090 (define_insn "rsqrt14<mode>"): Ditto.
4091 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
4092 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
4093 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
4094 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
4095 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
4097 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
4098 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
4099 * config/i386/i386.c (ix86_print_operand): Expand check for size
4100 override codes for Intel syntax.
4102 2016-05-18 Richard Biener <rguenther@suse.de>
4104 PR tree-optimization/71168
4105 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
4106 initialization earlier.
4108 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
4110 * config/aarch64/aarch64-simd.md
4111 (aarch64_reduc_plus_internal<mode>): Rename to...
4112 (reduc_plus_scal): ...This, and remove previous implementation.
4114 2016-05-18 Richard Biener <rguenther@suse.de>
4116 * passes.def: Put late dse and cd_dce in canonical order.
4118 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
4120 * ipa-inline-transform.c (preserve_function_body_p): Look for
4121 first non-thunk clone.
4122 (save_function_body): Save into first non-thunk.
4123 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
4125 (lto_output_node): Inline thunks don't need body in every
4127 * lto-streamer-in.c: Do not fixup thunk clones.
4128 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
4130 * tree-inline.c (copy_bb): Be prepared for target node to be new after
4133 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4136 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
4137 (reassociate_bb): Call transform_add_to_multiply.
4139 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4141 * config/aarch64/aarch64.c (all_extensions): Removed unused
4144 2016-05-17 Nathan Sidwell <nathan@acm.org>
4146 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
4147 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
4149 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
4151 PR tree-optimization/54579
4153 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
4155 2016-05-17 Marek Polacek <polacek@redhat.com>
4158 * tree-inline.c (expand_call_inline): Call
4159 maybe_remove_unused_call_args.
4161 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
4163 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
4164 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
4165 * doc/md.texi (fmin@var{m}3): Likewise.
4167 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4169 * match.pd (X & C): New transformation.
4171 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4173 * match.pd (~X & Y): New transformation.
4175 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4177 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
4178 information for new SSA_NAME.
4179 (simplify_conversion_using_ranges): Get range through get_range_info
4180 instead of get_value_range.
4182 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4184 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4185 Remove inline assembly.
4186 (vmvn_s16): Likewise.
4187 (vmvn_s32): Likewise.
4188 (vmvn_u8): Likewise.
4189 (vmvn_u16): Likewise.
4190 (vmvn_u32): Likewise.
4191 (vmvnq_s8): Likewise.
4192 (vmvnq_s16): Likewise.
4193 (vmvnq_s32): Likewise.
4194 (vmvnq_u8): Likewise.
4195 (vmvnq_u16): Likewise.
4196 (vmvnq_u32): Likewise.
4197 (vmvn_p8): Likewise.
4198 (vmvnq_p16): Likewise.
4200 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4202 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4204 (vmul_n_s16): Likewise.
4205 (vmul_n_s32): Likewise.
4206 (vmul_n_u16): Likewise.
4207 (vmul_n_u32): Likewise.
4208 (vmulq_n_f32): Likewise.
4209 (vmulq_n_f64): Likewise.
4210 (vmulq_n_s16): Likewise.
4211 (vmulq_n_s32): Likewise.
4212 (vmulq_n_u16): Likewise.
4213 (vmulq_n_u32): Likewise.
4215 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4217 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4218 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4220 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4222 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4223 to *aarch64_fma4_elt_from_dup<mode>.
4224 (*aarch64_fnma4_elt_to_128df): Rename to
4225 *aarch64_fnma4_elt_from_dup<mode>.
4226 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4227 (vfms_n_f32): Likewise.
4228 (vfms_n_f64): Likewise.
4229 (vfmsq_n_f32): Likewise.
4230 (vfmsq_n_f64): Likewise.
4232 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4234 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4236 2016-05-17 Richard Biener <rguenther@suse.de>
4238 PR tree-optimization/71132
4239 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4240 Only add control dependences for blocks in the loop.
4241 (build_rdg): Adjust.
4242 (generate_code_for_partition): Return whether loop should
4243 be destroyed and delay that.
4244 (distribute_loop): Likewise.
4245 (pass_loop_distribution::execute): Record loops to be destroyed
4246 and perform delayed destroying of loops.
4248 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4251 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4253 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4255 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4257 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4260 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4261 insertion point for instructions generated by validize_mem.
4263 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4265 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4268 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4270 * config/aarch64/aarch64.c
4271 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4272 rather than a macro.
4274 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4276 * doc/invoke.texi (AArch64 Options): Various updates.
4278 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4280 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4281 into instrumentation thunks.
4282 * cif-code.def (CIF_CHKP): New.
4284 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4286 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4288 2016-05-16 Martin Jambor <mjambor@suse.cz>
4290 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4291 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4293 2016-05-16 Marek Polacek <polacek@redhat.com>
4295 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4298 2016-05-16 Martin Jambor <mjambor@suse.cz>
4301 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4302 the outlined kernel function.
4304 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4306 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4307 (ISA_HAS_DLSA): Ditto.
4309 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4311 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4313 2016-05-16 Nathan Sidwell <nathan@acm.org>
4315 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4316 (nvptx_name_replacement): Restore. Add comment.
4317 (write_fn_proto, write_fn_proto_from_insn,
4318 nvptx_output_call_insn): Restore
4319 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4321 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4323 * config/aarch64/aarch64.md
4324 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4325 (add<mode>3_compareC_imm): Likewise.
4326 (<optab>si3_uxtw): Split into register and immediate variants.
4327 (andsi3_compare0_uxtw): Likewise.
4328 (and<mode>3_compare0): Likewise.
4329 (and<mode>3nr_compare0): Likewise.
4330 (stack_protect_test_<mode>): Don't use %x for memory operands.
4332 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4334 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4336 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4338 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4339 Split integer shifts into shift_reg and bfm.
4340 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4341 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4342 (ror<mode>3_insn): Likewise.
4343 (<optab>si3_insn_uxtw): Likewise.
4344 (<optab><mode>3_insn): Change to rotate_imm.
4345 (extr<mode>5_insn_alt): Likewise.
4346 (extrsi5_insn_uxtw): Likewise.
4347 (extrsi5_insn_uxtw_alt): Likewise.
4349 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4351 * doc/tm.texi: Regenerate.
4352 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4353 (TARGET_INVALID_RETURN_TYPE): Remove.
4354 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4355 TARGET_INVALID_RETURN_TYPE.
4356 * target.def (invalid_parameter_type): Remove.
4357 (invalid_return_type): Remove.
4359 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4361 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4362 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4364 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4366 (preserve_function_body_p): No need to preserve function body
4367 * cif-codes.def (CIF_THUNK): Remove.
4368 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4370 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4372 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4374 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4376 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4379 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4381 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4382 (inline_small_functions): Do not look for function symbol when
4385 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4387 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4390 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4391 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4392 Jiong Wang <jiong.wang@arm.com>
4394 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4395 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4396 Define __ARM_FP16_ARGS when appropriate.
4397 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4399 (arm_invalid_return_type): Likewise.
4400 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4401 (TARGET_INVALID_RETURN_TYPE): Remove.
4402 (aapcs_vfp_sub_candidate): Allow HFmode.
4403 (aapcs_vfp_allocate): Add comment. Support HFmode.
4404 (aapcs_vfp_allocate_return_reg): Likewise.
4405 (struct aapcs_cp_arg_layout): Slightly reword comments for
4406 is_return_candidate and allocate_return_reg.
4407 (output_mov_vfp): Update assert.
4408 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4410 (arm_invalid_parameter_type): Remove.
4411 (amr_invalid_return_type): Remove.
4412 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4413 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4414 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4416 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4418 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4419 * config/aarch64/arch64-protos.h
4420 (aarch64_legitimize_reload_address): Remove.
4421 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4424 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4426 * configure.ac: Add ACX_NONCANONICAL_HOST.
4427 * configure: Regenerate.
4428 * Makefile.in: Set host_noncanonical.
4430 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4433 * config/i386/i386.md (*movtf_internal): Before register allocation,
4434 do not allow FP constants for CM_MEDIUM memory model, allow only
4435 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4436 (*movxf_internal): Ditto.
4437 (*movdf_internal): Ditto.
4438 (*movsf_internal): Ditto.
4440 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4442 PR rtl-optimization/67483
4443 * combine.c (make_compound_operation): Don't call extract_left_shift
4444 with negative shift amounts.
4446 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4449 * fold-const.c (fold_checksum_tree): Allow modification
4450 of TYPE_ALIAS_SET during folding.
4452 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4453 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4454 (ix86_split_to_parts): Likewise. Fix up formatting.
4456 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4458 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4459 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4462 2016-05-13 Nathan Sidwell <nathan@acm.org>
4464 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4465 (nvptx_name_replacement): Delete.
4466 (write_fn_proto, write_fn_proto_from_insn,
4467 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4468 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4469 * langhooks.c (add_builtin_funcction_common): Call
4470 targetm.mangle_decl_assembler_name.
4472 * config/nvptx/nvptx.c (write_fn_proto): Handle
4473 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4475 2016-05-13 Martin Liska <mliska@suse.cz>
4477 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4478 and PRIu64 in printf format.
4480 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4482 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4485 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4487 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4488 Change --param max-completely-peeled-times to
4489 --param max-completely-peel-times in dump file printing.
4491 2016-05-13 Richard Biener <rguenther@suse.de>
4493 PR tree-optimization/42587
4494 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4495 (find_bswap_or_nop_1): Likewise.
4496 (bswap_replace): Likewise.
4498 2016-05-13 Martin Liska <mliska@suse.cz>
4500 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4501 Initialize a variable with default value.
4503 2016-05-13 Martin Liska <mliska@suse.cz>
4505 * doc/invoke.texi: Enhance explanation of error recovery
4508 2016-05-13 Martin Liska <mliska@suse.cz>
4510 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4511 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4512 (iv_inv_expr_ent *).
4513 (struct iv_inv_expr_ent): Comment struct fields.
4514 (sort_iv_inv_expr_ent): New function.
4515 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4516 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4517 a hash_map between iv_inv_expr_ent and number of usages.
4518 (niter_for_exit): Fix coding style.
4519 (tree_ssa_iv_optimize_init): Use renamed variable.
4520 (determine_base_object): Fix coding style.
4521 (alloc_iv): Likewise.
4522 (find_interesting_uses_outside): Likewise.
4523 (add_candidate_1): Likewise.
4524 (add_standard_iv_candidates): Likewise.
4525 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4526 (prepare_decl_rtl): Fix coding style.
4527 (get_address_cost): Likewise.
4528 (get_shiftadd_cost): Likewise.
4529 (force_expr_to_var_cost): Likewise.
4530 (compare_aff_trees): Likewise.
4531 (get_expr_id): Restructure the function.
4532 (get_loop_invariant_expr_id): Renamed to
4533 get_loop_invariant_expr.
4534 (get_computation_cost_at): Replace usage of inv_expr_id with
4536 (get_computation_cost): Likewise.
4537 (determine_group_iv_cost_generic): Likewise.
4538 (determine_group_iv_cost_address): Likewise.
4539 (iv_period): Fix coding style.
4540 (iv_elimination_compare_lt): Likewise.
4541 (may_eliminate_iv): Likewise.
4542 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4544 (determine_group_iv_costs): Dump invariant expressions.
4545 (iv_ca_recount_cost): Use the newly added hash_map.
4546 (iv_ca_set_remove_invariants): Fix coding style.
4547 (iv_ca_set_add_invariants): Fix coding style.
4548 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4550 (iv_ca_set_cp): Likewise.
4551 (iv_ca_new): Initialize the newly added hash_map and remove
4552 initialization of fields.
4553 (iv_ca_free): Delete the hash_map.
4554 (iv_ca_dump): Dump invariant expressions.
4555 (iv_ca_extend): Fix coding style.
4556 (try_add_cand_for): Likewise.
4557 (create_new_ivs): Dump information about # of avg iterations and
4558 # of used invariant expressions.
4559 (rewrite_use_compare): Fix coding style.
4560 (free_loop_data): Set default value for max_inv_expr_id.
4562 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4564 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4565 returned value cse_cfg_altered computation.
4566 (rest_of_handle_cse2): Likewise.
4567 (rest_of_handle_cse_after_global_opts): Likewise.
4569 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4572 * config/arm/arm.c (arm32_output_mi_thunk): New.
4573 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4574 to split Thumb1 vs TARGET_32BIT functionality.
4575 (arm_thumb1_mi_thunk): New.
4577 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4579 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4582 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4585 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4587 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4589 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4590 (expand_builtin_trap): Emit a regular call.
4591 (set_builtin_user_assembler_name): Remove obsolete cases.
4592 * dse.c (scan_insn): Adjust.
4593 * except.c: Include calls.h.
4594 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4595 emit a regular call to setjmp.
4596 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4597 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4598 (emit_block_move_via_libcall): Delete.
4599 (block_move_fn): Delete.
4600 (init_block_move_fn): Likewise.
4601 (emit_block_move_libcall_fn): Likewise.
4602 (emit_block_op_via_libcall): New function.
4603 (set_storage_via_libcall): Tidy up and use memset builtin.
4604 (block_clear_fn): Delete.
4605 (init_block_clear_fn): Likewise.
4606 (clear_storage_libcall_fn): Likewise.
4607 (expand_assignment): Call emit_block_move_via_libcall.
4608 Do not include gt-expr.h.
4609 * expr.h (emit_block_op_via_libcall): Declare.
4610 (emit_block_copy_via_libcall): New inline function.
4611 (emit_block_move_via_libcall): Likewise.
4612 (emit_block_comp_via_libcall): Likewise.
4613 (block_clear_fn): Delete.
4614 (init_block_move_fn): Likewise.
4615 (init_block_clear_fn): Likewise.
4616 (emit_block_move_via_libcall): Likewise.
4617 (set_storage_via_libcall): Add default parameter value.
4618 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4619 (abort_libfunc): Delete.
4620 (memcpy_libfunc): Likewise.
4621 (memmove_libfunc): Likewise.
4622 (memcmp_libfunc): Likewise.
4623 (memset_libfunc): Likewise.
4624 (setbits_libfunc): Likewise.
4625 (setjmp_libfunc): Likewise.
4626 (longjmp_libfunc): Likewise.
4627 (profile_function_entry_libfunc): Likewise.
4628 (profile_function_exit_libfunc): Likewise.
4629 (gcov_flush_libfunc): Likewise.
4630 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4631 and DECL_VISIBILITY on the declaration.
4632 (init_optabs): Do not initialize obsolete libfuncs.
4633 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4634 * tree-core.h (ECF_RET1): Define.
4635 (ECF_TM_PURE): Adjust.
4636 (ECF_TM_BUILTIN): Likewise.
4637 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4638 (build_common_builtin_nodes): Initialize abort builtin.
4639 Add ECF_RET1 on memcpy, memmove and memset builtins.
4640 Pass final flags for alloca and alloca_with_align builtins.
4641 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4643 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4644 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4645 set_storage_via_libcall and call emit_block_copy_via_libcall.
4647 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4649 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4650 DImode before it is passed to ix86_output_call_operand.
4651 (*call_value_got_x32): Ditto for operand 1.
4653 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4655 PR rtl-optimization/70904
4656 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4657 reload for wide mode.
4659 2016-05-12 Marek Polacek <polacek@redhat.com>
4662 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4663 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4664 * langhooks.h (incomplete_type_error): Likewise.
4665 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4666 parameter, pass it down to incomplete_type_error.
4667 * tree.h (size_in_bytes): New inline overload.
4668 (size_in_bytes_loc): Renamed from size_in_bytes.
4670 2016-05-12 Richard Biener <rguenther@suse.de>
4672 PR tree-optimization/71059
4673 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4674 nary before looking up or entering the expression into the VN
4676 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4677 Make sure to re-use NARYs without result as inserted by
4680 2016-05-12 Richard Biener <rguenther@suse.de>
4682 PR tree-optimization/71062
4683 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4685 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4686 vars_contains_restrict if the var is a restrict tag.
4687 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4688 do not disambiguate pointers against it.
4689 (dump_points_to_solution): Re-structure and adjust for new
4690 vars_contains_restrict flag.
4691 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4693 2016-05-12 Martin Liska <mliska@suse.cz>
4695 * doc/invoke.texi: Explain connection between
4696 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4698 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4700 PR tree-optimization/71006
4701 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4702 consider COND_EXPR as a mask producer.
4704 2016-05-12 Marek Polacek <polacek@redhat.com>
4707 * opts.c (common_handle_option): Detect missing argument for --help^.
4709 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4712 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4713 when popping the PC and within an interrupt handler routine.
4714 Add missing tab to output of "ldmfd".
4715 (output_return_instruction): Output LDMFD with SP update rather
4716 than POP when returning from interrupt handler.
4718 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4720 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4721 TARGET_64BIT && TARGET_AVX512DQ.
4722 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4723 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4724 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4725 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4726 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4727 (*vec_extractv4si_zext): Add avx512dq alternative.
4728 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
4729 use v instead of x constraint in other alternatives where possible.
4731 * config/i386/sse.md (sse2_loadld): Use v instead of x
4732 constraint in alternatives 0,1,4.
4734 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
4735 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
4736 v constraints instead of x and <pinsr_evex_isa> isa attribute.
4739 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
4740 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
4741 is not emitted unless TARGET_AVX512BW.
4742 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
4743 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
4744 for the result operand.
4746 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
4747 constraint instead of x in avx alternatives. Use maybe_evex instead
4750 * config/i386/constraints.md (Yv): New constraint.
4751 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
4752 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
4753 * config/i386/i386.md (avx512fvecmode): New mode attr.
4754 (*pushtf): Use v constraint instead of x.
4755 (*movtf_internal): Likewise. For TARGET_AVX512VL and
4756 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
4757 (*absneg<mode>2): Use Yv constraint instead of x constraint.
4758 (*absnegtf2_sse): Likewise.
4759 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
4760 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
4761 avx512f alternatives.
4762 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
4764 2016-05-12 Richard Biener <rguenther@suse.de>
4766 PR tree-optimization/71060
4767 * tree-data-ref.c (initialize_data_dependence_relation): Do not
4768 require exact match of DR_BASE_OBJECT but only matching address and
4771 2016-05-12 Richard Biener <rguenther@suse.de>
4773 PR tree-optimization/70986
4774 * cfganal.c: Include cfgloop.h.
4775 (dfs_find_deadend): Prefer to take edges exiting loops.
4777 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4779 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
4780 compile and run time.
4782 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
4785 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
4787 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
4789 * config/i386/i386.c (legitimize_pic_address): Use
4790 copy_to_suggested_reg instead of gen_movsi.
4792 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4794 * config/rs6000/predicates.md (quad_memory_operand): Move most of
4795 the code into quad_address_p and call it to share code with
4796 vsx_quad_dform_memory_operand.
4797 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
4799 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
4800 bit instead of being a separate word. Split -mpower9-dform into
4801 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4802 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
4803 for the register class supporting 128-bit quad word memory offsets.
4804 (mode_supports_vsx_dform_quad): Helper function to return if the
4805 register class uses quad word memory offsets.
4806 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
4807 (rs6000_debug_reg_global): Always print if we are using LRA or not.
4808 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
4809 instructions are enabled, set up the appropriate addr_masks for
4811 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
4812 -mpower9-dform-scalar, instead of -mpower9-dform.
4813 (rs6000_option_override_internal): Split -mpower9-dform into two
4814 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
4815 -mpower9-dform switch sets or clears both. If we are not using
4816 the LRA register allocator, do not enable -mpower9-dform-vector by
4817 default. If we are using LRA, enable -mpower9-dform-vector and
4818 -mvsx-timode if it is appropriate. Issue a warning if either
4819 -mpower9-dform-vector or -mvsx-timode are explicitly used without
4821 (quad_address_offset_p): New helper function to return if the
4822 offset is legal for quad word memory instructions.
4823 (quad_address_p): New function to determin if GPR or vector
4824 register quad word memory addresses are legal.
4825 (mem_operand_gpr): Validate quad word address offsets.
4826 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
4827 d-form (register + offset) instructions.
4828 (offsettable_ok_by_alignment): Likewise.
4829 (rs6000_legitimate_offset_address_p): Likewise.
4830 (legitimate_lo_sum_address_p): Likewise.
4831 (rs6000_legitimize_address): Likewise.
4832 (rs6000_legitimize_reload_address): Add more debug statements for
4834 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
4835 d-form instructions.
4836 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
4837 d-form instructions. Distinguish different cases in debug
4838 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
4839 d-form instructions.
4840 (rs6000_preferred_reload_class): Likewise.
4841 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
4842 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
4843 of the ISA 2.06 indexed memory instructions.
4844 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
4845 use them to save/restore the saved vector registers instead of
4846 using Altivec instructions.
4847 (rs6000_emit_epilogue): Likewise.
4848 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
4849 (rs6000_opt_masks): Split -mpower9-dform into
4850 -mpower9-dform-scalar and -mpower9-dform-vector.
4851 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
4853 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
4854 ISA 3.0 vector indexed memory instructions, and fold the code into
4855 the normal mov<mode> patterns.
4856 (p9_vecstore_<mode>): Likewise.
4857 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
4859 (vsx_movti_64bit): Likewise.
4860 (vsx_movti_32bit): Likewise.
4861 * config/rs6000/constraints.md (wO constraint): New constraint for
4862 ISA 3.0 vector d-form support.
4863 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
4864 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
4865 include -mpower9-dform-vector until we switch over to LRA.
4866 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
4867 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4868 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
4869 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4870 for -mpower9-dform and -mlra.
4871 * doc/md.texi (wO constraint): Document wO constraint.
4873 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
4875 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
4876 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
4877 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
4878 Move handling of non-insn arguments inline into the sole user:
4879 (output_trans_func): ...here.
4880 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
4881 in emitted function prototype.
4882 (output_internal_insn_latency_func): Ditto. Simplify.
4883 (output_internal_maximal_insn_latency_func): Ditto. Delete
4884 always-unused argument.
4885 (output_insn_latency_func): Ditto.
4886 (output_maximal_insn_latency_func): Ditto.
4888 2016-05-11 Richard Biener <rguenther@suse.de>
4890 PR tree-optimization/71055
4891 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
4892 sth with precision not equal to access size verify we don't chop
4895 2016-05-11 Richard Biener <rguenther@suse.de>
4898 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
4899 (dwarf2out_finish): Move retry_incomplete_types call ...
4900 (dwarf2out_early_finish): ... here.
4902 2016-05-11 Richard Biener <rguenther@suse.de>
4905 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
4906 if the langhook insists on it.
4907 * fold-const.c (make_bit_field_ref): Add arg for the original
4908 reference and preserve its alias-set.
4909 (decode_field_reference): Take exp by reference and adjust it
4910 to the original memory reference.
4911 (optimize_bit_field_compare): Adjust callers.
4912 (fold_truth_andor_1): Likewise.
4913 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
4915 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4918 * cfgrtl.h (delete_insn_and_edges): Now return bool.
4919 * cfgrtl.c (delete_insn_and_edges): Likewise.
4920 * config/i386/i386.c (convert_scalars_to_vector): Remove
4922 * cse.c (cse_insn): Compute cse_cfg_altered.
4923 (delete_trivially_dead_insns): Likewise.
4924 (cse_cc_succs): Likewise.
4925 (rest_of_handle_cse): Free dominance info if required.
4926 (rest_of_handle_cse2): Likewise.
4927 (rest_of_handle_cse_after_global_opts): Likewise.
4929 2016-05-11 Alan Modra <amodra@gmail.com>
4931 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
4932 abi_v4_pass_in_fpr): New functions.
4933 (rs6000_function_arg_boundary): Exclude complex IBM long double
4934 from 64-bit alignment when ABI_V4.
4935 (rs6000_function_arg, rs6000_function_arg_advance_1,
4936 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
4938 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
4940 PR rtl-optimization/71028
4941 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
4942 jump with just a return in the fallthrough block if the branch
4943 block contains just a return as well.
4945 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
4947 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
4948 * match.pd ((X & Y) ^ Y): ... this.
4949 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
4950 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
4952 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4954 * read-md.c (require_char_ws): New function.
4955 (read_string): Simplify using require_char_ws.
4956 (handle_constants): Likewise.
4957 (handle_enum): Likewise.
4958 (handle_file): Likewise.
4959 * read-md.h (require_char_ws): New declaration.
4960 * read-rtl.c (read_conditions): Simplify using require_char_ws.
4961 (read_mapping): Likewise.
4962 (read_rtx_code): Likewise.
4963 (read_nested_rtx): Likewise.
4965 2016-05-10 James Norris <jnorris@codesourcery.com>
4967 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
4968 if offloading is enabled and -fopenacc or -fopenmp is specified.
4969 (CRTOFFLOADEND): Likewise.
4970 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
4971 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
4973 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
4975 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
4976 gotoff_operand code paths. Use copy_to_suggested_regs and
4977 expand_simple_binop where appropriate. Cleanup.
4979 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4982 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
4984 (dimode_scalar_chain::vector_const_cost): New.
4985 (dimode_scalar_chain::compute_convert_gain): Handle constants.
4986 (dimode_scalar_chain::convert_op): Likewise.
4987 (dimode_scalar_chain::convert_insn): Likewise.
4989 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4991 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
4992 unary operation, not a binary one.
4994 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4997 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
4998 calls with type casted fndecl.
5000 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5002 PR tree-optimization/70786
5003 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
5004 * calls.c (initialize_argument_information): Bind bounds
5005 with corresponding args passed by reference.
5007 2016-05-10 Jakub Jelinek <jakub@redhat.com>
5010 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
5011 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
5012 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
5015 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5018 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
5019 code for a zero scale factor.
5020 (vsx_xvcvdpuxds_scale): Likewise.
5022 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5024 * diagnostic-show-locus.c (layout::layout): Call show_ruler
5025 if show_ruler_p was set on the context.
5026 (layout::show_ruler): New method.
5027 * diagnostic.h (struct diagnostic_context): Add field
5030 2016-05-10 Richard Biener <rguenther@suse.de>
5032 PR tree-optimization/71039
5033 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
5034 (chk_uses): New function.
5035 (propagate_with_phi): Verify we can safely replicate the lhs of an
5036 aggregate assignment on all incoming edges.
5038 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
5040 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
5042 (rx_atomic_sequence): New class.
5043 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
5044 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
5046 (rx_atomic_sequence::rx_atomic_sequence,
5047 rx_atomic_sequence::~rx_atomic_sequence): New functions.
5048 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
5049 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
5050 CTRLREG_INTB): New constants.
5051 (FETCHOP): New code iterator.
5052 (fethcop_name, fetchop_name2): New iterator code attributes.
5053 (QIHI): New mode iterator.
5054 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
5055 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
5056 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
5058 2016-05-10 Martin Liska <mliska@suse.cz>
5060 * tree-inline.c (remap_dependence_clique): Do not remap
5061 debugging statements.
5063 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5065 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
5066 ("*fixuns_truncdfdi2_z13")
5067 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
5068 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
5069 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
5071 2016-05-10 Richard Biener <rguenther@suse.de>
5073 PR tree-optimization/70497
5074 PR tree-optimization/28367
5075 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
5077 (visit_reference_op_load): ... here.
5078 (vn_reference_lookup_3): Use it to handle subreg-like accesses
5079 with simplified BIT_FIELD_REFs.
5080 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
5081 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
5084 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5086 * dwarf2out.c (add_abstract_origin_attribute): Adjust
5087 documentation comment. For BLOCK nodes, add a
5088 DW_AT_abstract_origin attribute that points to the DIE generated
5089 for the origin BLOCK.
5090 (gen_lexical_block_die): Call add_abstract_origin_attribute for
5091 blocks from inlined functions.
5093 2016-05-10 Alan Modra <amodra@gmail.com>
5096 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
5097 regrename modifying insns saving lr before __morestack call.
5098 * config/rs6000/rs6000.md (split_stack_return): Similarly for
5099 insns restoring lr after __morestack call.
5101 2016-05-09 Jakub Jelinek <jakub@redhat.com>
5103 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
5104 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
5106 * config/i386/sse.md (vec_interleave_high<mode>,
5107 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
5108 <avx512>_vpermt2var<mode>3_maskz): Likewise.
5110 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5112 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
5113 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
5114 parallel reassociation for power8 and forward.
5116 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
5118 * config/i386/i386.md (absneg splitters with general regs): Use
5119 general_reg_operand predicate.
5120 (btsq peephole2): Use x86_64_immediate_operand to check if new
5121 value is suitable for immediate operand. Generate emitted insn
5122 using RTL expressions.
5123 (btcq peephole2): Ditto.
5124 (btrq peephole2): Ditto. Generate correct immediate operand
5127 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5129 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
5132 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5134 * tree-affine.c (wide_int_constant_multiple_p): Add missing
5135 pointer dereference.
5137 2016-05-09 Richard Biener <rguenther@suse.de>
5139 PR tree-optimization/70985
5140 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
5141 op0 isn't a gimple register.
5143 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
5145 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
5146 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
5147 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
5148 (i6400_fpu_mult): New cpu units.
5149 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
5150 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
5151 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
5152 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
5153 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
5154 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
5155 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
5156 (i6400_msa_long_float4, i6400_msa_long_float5)
5157 (i6400_msa_long_float8, i6400_msa_fdiv_df)
5158 (i6400_msa_fdiv_sf): New reservations.
5159 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
5160 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
5161 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
5162 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
5163 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
5164 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
5165 (msa_short_cmp, msa_short_float2, msa_short_logic3)
5166 (msa_short_store4, msa_long_load, msa_short_store)
5167 (msa_long_logic, msa_long_float2, msa_long_float4)
5168 (msa_long_float5, msa_long_float8, msa_long_mult)
5169 (msa_long_fdiv, msa_long_div): New reservations.
5171 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
5172 Sameera Deshpande <sameera.deshpande@imgtec.com>
5173 Matthew Fortune <matthew.fortune@imgtec.com>
5174 Graham Stott <graham.stott@imgtec.com>
5175 Chao-ying Fu <chao-ying.fu@imgtec.com>
5177 * config.gcc: Add MSA header file for mips*-*-* target.
5178 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
5179 (Ubv8i, Urv8): New constraints.
5180 * config/mips/mips-ftypes.def: Add function types for MSA
5182 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5183 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5184 * config/mips/mips-msa.md: New file.
5185 * config/mips/mips-protos.h
5186 (mips_split_128bit_const_insns): New prototype.
5187 (mips_msa_idiv_insns): Likewise.
5188 (mips_split_128bit_move): Likewise.
5189 (mips_split_128bit_move_p): Likewise.
5190 (mips_split_msa_copy_d): Likewise.
5191 (mips_split_msa_insert_d): Likewise.
5192 (mips_split_msa_fill_d): Likewise.
5193 (mips_expand_msa_branch): Likewise.
5194 (mips_const_vector_same_val_p): Likewise.
5195 (mips_const_vector_same_bytes_p): Likewise.
5196 (mips_const_vector_same_int_p): Likewise.
5197 (mips_const_vector_shuffle_set_p): Likewise.
5198 (mips_const_vector_bitimm_set_p): Likewise.
5199 (mips_const_vector_bitimm_clr_p): Likewise.
5200 (mips_msa_vec_parallel_const_half): Likewise.
5201 (mips_msa_output_division): Likewise.
5202 (mips_ldst_scaled_shift): Likewise.
5203 (mips_expand_vec_cond_expr): Likewise.
5204 * config/mips/mips.c (enum mips_builtin_type): Add
5205 MIPS_BUILTIN_MSA_TEST_BRANCH.
5206 (mips_gen_const_int_vector_shuffle): New prototype.
5207 (mips_const_vector_bitimm_set_p): New function.
5208 (mips_const_vector_bitimm_clr_p): Likewise.
5209 (mips_const_vector_same_val_p): Likewise.
5210 (mips_const_vector_same_bytes_p): Likewise.
5211 (mips_const_vector_same_int_p): Likewise.
5212 (mips_const_vector_shuffle_set_p): Likewise.
5213 (mips_symbol_insns): Forbid loading symbols via immediate for
5215 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5217 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5219 (mips_lx_address_p): Add support load indexed address for MSA.
5220 (mips_address_insns): Add calculation of instructions needed for
5221 stores and loads for MSA.
5222 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5223 CONST_VECTOR for MSA and let it fall through.
5224 (mips_ldst_scaled_shift): New function.
5225 (mips_subword_at_byte): Likewise.
5226 (mips_msa_idiv_insns): Likewise.
5227 (mips_legitimize_move): Validate MSA moves.
5228 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5229 calculation of costs for MSA division.
5230 (mips_split_move_p): Check if MSA moves need splitting.
5231 (mips_split_move): Split MSA moves if necessary.
5232 (mips_split_128bit_move_p): New function.
5233 (mips_split_128bit_move): Likewise.
5234 (mips_split_msa_copy_d): Likewise.
5235 (mips_split_msa_insert_d): Likewise.
5236 (mips_split_msa_fill_d): Likewise.
5237 (mips_output_move): Handle MSA moves.
5238 (mips_expand_msa_branch): New function.
5239 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5240 Reinstate 'y' modifier.
5241 (mips_file_start): Add MSA .gnu_attribute.
5242 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5244 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5245 (mips_class_max_nregs): Add register size for MSA supported mode.
5246 (mips_cannot_change_mode_class): Allow conversion between MSA
5247 vector modes and TImode.
5248 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5250 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5251 (mips_preferred_simd_mode): Add preffered modes for MSA.
5252 (mips_vector_mode_supported_p): Add MSA supported modes.
5253 (mips_autovectorize_vector_sizes): New function.
5254 (mips_msa_output_division): Likewise.
5255 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5256 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5257 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5258 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5259 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5260 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5261 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5262 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5263 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5264 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5265 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5266 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5267 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5268 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5269 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5270 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5271 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5272 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5273 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5274 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5275 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5276 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5277 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5278 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5279 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5280 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5281 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5282 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5283 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5284 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5285 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5286 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5287 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5288 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5289 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5290 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5291 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5292 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5293 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5294 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5295 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5296 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5297 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5298 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5299 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5300 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5301 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5302 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5303 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5304 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5305 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5306 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5307 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5308 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5309 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5310 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5311 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5312 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5313 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5314 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5315 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5316 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5317 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5318 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5319 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5320 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5321 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5322 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5323 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5324 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5325 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5326 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5327 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5328 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5329 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5330 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5331 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5332 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5333 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5334 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5335 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5336 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5337 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5338 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5339 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5340 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5341 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5342 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5343 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5344 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5345 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5346 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5347 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5348 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5349 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5350 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5351 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5352 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5353 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5354 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5355 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5356 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5357 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5358 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5359 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5360 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5361 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5362 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5363 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5364 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5365 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5366 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5367 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5368 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5369 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5370 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5371 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5372 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5373 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5374 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5375 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5376 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5377 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5378 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5379 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5380 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5381 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5382 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5383 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5384 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5385 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5386 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5387 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5388 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5389 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5390 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5391 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5392 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5393 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5394 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5395 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5396 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5397 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5398 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5399 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5400 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5401 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5402 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5403 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5404 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5405 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5407 (mips_get_builtin_decl_index): New array.
5408 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5409 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5410 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5411 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5412 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5414 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5416 (mips_expand_builtin_insn): Prepare operands for
5417 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5418 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5419 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5420 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5421 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5422 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5423 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5424 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5425 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5426 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5427 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5428 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5429 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5430 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5431 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5432 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5433 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5434 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5435 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5436 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5437 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5438 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5439 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5440 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5441 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5442 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5443 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5444 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5445 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5446 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5447 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5448 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5449 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5450 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5451 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5452 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5453 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5454 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5455 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5456 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5457 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5458 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5459 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5460 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5461 These are set implicitly and an error is reported if overridden.
5462 (mips_expand_builtin_msa_test_branch): New function.
5463 (mips_expand_msa_shuffle): Likewise.
5464 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5465 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5466 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5467 (mips_expand_vec_unpack): Add support for MSA.
5468 (mips_expand_vector_init): Likewise.
5469 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5470 instead of const0_rtx.
5471 (mips_msa_vec_parallel_const_half): New function.
5472 (mips_gen_const_int_vector): Likewise.
5473 (mips_gen_const_int_vector_shuffle): Likewise.
5474 (mips_expand_msa_cmp): Likewise.
5475 (mips_expand_vec_cond_expr): Likewise.
5476 * config/mips/mips.h
5477 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5478 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5480 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5481 (ISA_HAS_MSA): New macro.
5482 (UNITS_PER_MSA_REG): Likewise.
5483 (BITS_PER_MSA_REG): Likewise.
5484 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5485 (MSA_REG_FIRST): New macro.
5486 (MSA_REG_LAST): Likewise.
5487 (MSA_REG_NUM): Likewise.
5488 (MSA_REG_P): Likewise.
5489 (MSA_REG_RTX_P): Likewise.
5490 (MSA_SUPPORTED_MODE_P): Likewise.
5491 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5492 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5493 * config/mips/mips.md: Include mips-msa.md.
5494 (alu_type): Add simd_add.
5495 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5496 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5497 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5498 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5499 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5500 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5501 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5502 simd_move, simd_load, simd_store. Choose "multi" for moves
5504 (qword_mode): New attribute.
5505 (insn_count): Add instruction count for quad moves.
5506 Increase the count for MIPS SIMD division.
5507 (UNITMODE): Add UNITMODEs for vector types.
5508 (addsub): New code iterator.
5509 * config/mips/mips.opt (mmsa): New option.
5510 * config/mips/msa.h: New file.
5511 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5513 * config/mips/mti-linux.h: Likewise.
5514 * config/mips/predicates.md
5515 (const_msa_branch_operand): New constraint.
5516 (const_uimm3_operand): Likewise.
5517 (const_uimm4_operand): Likewise.
5518 (const_uimm5_operand): Likewise.
5519 (const_uimm8_operand): Likewise.
5520 (const_imm5_operand): Likewise.
5521 (aq10b_operand): Likewise.
5522 (aq10h_operand): Likewise.
5523 (aq10w_operand): Likewise.
5524 (aq10d_operand): Likewise.
5525 (const_m1_operand): Likewise.
5526 (reg_or_m1_operand): Likewise.
5527 (const_exp_2_operand): Likewise.
5528 (const_exp_4_operand): Likewise.
5529 (const_exp_8_operand): Likewise.
5530 (const_exp_16_operand): Likewise.
5531 (const_vector_same_val_operand): Likewise.
5532 (const_vector_same_simm5_operand): Likewise.
5533 (const_vector_same_uimm5_operand): Likewise.
5534 (const_vector_same_uimm6_operand): Likewise.
5535 (const_vector_same_uimm8_operand): Likewise.
5536 (par_const_vector_shf_set_operand): Likewise.
5537 (reg_or_vector_same_val_operand): Likewise.
5538 (reg_or_vector_same_simm5_operand): Likewise.
5539 (reg_or_vector_same_uimm6_operand): Likewise.
5540 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5542 * doc/invoke.texi (-mmsa): Document new option.
5544 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5546 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5547 * configure: Regenerate.
5548 * config.in: Regenerate.
5549 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5551 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5552 (ENDFILE_VTV_SPEC): Define.
5554 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5556 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5557 registers in all interrupt handlers if necessary.
5558 (rl78_option_override): Add warning.
5559 (MUST_SAVE_MDUC_REGISTERS): New macro.
5560 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5561 * config/rl78/rl78.c (check_mduc_usage): New function.
5562 (mduc_regs): New structure to hold MDUC register data.
5563 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5564 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5565 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5566 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5567 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5568 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5570 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5572 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5573 (tree-ssa-loop-niter.h): Ditto.
5574 (idx_within_array_bound, ref_within_array_bound): New functions.
5575 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5576 Factor out check on writable base object to ...
5577 (base_object_writable): ... here.
5579 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5581 * config/arm/arm.md (probe_stack): Add modes to set source
5584 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5586 * regrename.c (base_reg_class_for_rename): New static function.
5587 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5589 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5591 * cgraph.c (thunk_adjust): Export.
5592 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5593 * cgraphunit.c (thunk_adjust): Export.
5594 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5596 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5598 * tree-inline.c (expand_call_inline): Expand thunks inline.
5600 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5603 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5604 (*sse2_vd_cvtss2sd): Ditto.
5605 * config/i386/i386.md
5606 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5607 Generate *sse2_vd_cvtsd2ss pattern.
5608 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5609 Generate *sse2_vd_cvtss2sd pattern.
5611 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5613 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5614 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5617 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5619 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5620 * config/sh/sh.c: Define and declare variables on first use throughout
5622 (current_function_interrupt): Change to bool type.
5623 (frame_insn): Rename to emit_frame_insn and update users.
5624 (push_regs): Use bool for 'interrupt_handler' argument.
5625 (save_schedule_s): Remove.
5626 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5627 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5628 targetm.asm_out.unaligned_op.di.
5629 (gen_far_branch): Remove redundant forward declaration.
5630 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5631 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5632 (sh_set_return_address, sh_function_ok_for_sibcall,
5633 scavenge_reg): Update comments.
5634 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5635 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5636 (sh_attr_renesas_p): Remove unnecessary parentheses.
5637 (branch_dest): Simplify.
5638 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5639 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5640 (CUMULATIVE_ARGS): Change macro to typedef.
5641 (current_function_interrupt): Change to bool type.
5642 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5643 Surround with __cplusplus ifdef.
5644 (sh_compare_op0, sh_compare_op1): Remove.
5645 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5647 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5649 * config/arm/arm.md: (arch): Add neon.
5650 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5651 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5652 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5653 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5654 attributes for alt renumbering. Mark alt 3 as non-predicable.
5655 (thumb2_movdf_vfp): Likewise.
5657 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5659 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5660 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5661 (*andqi_1): Add preferred_for_speed attribute to disparage
5662 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5663 (*<code>qi_1): Ditto.
5664 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5665 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5666 (*ashlqi3_1): Ditto.
5667 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5668 Add preferred_for_size attribute to disparage alternative 0 and
5669 preferred_for_speed attribute to disparage alternative 1 for
5670 TARGET_PARTIAL_REG_STALL targets.
5672 2016-05-07 Tom de Vries <tom@codesourcery.com>
5674 PR tree-optimization/70956
5675 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5678 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5680 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5681 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5682 * config/sh/sh.md (branch_zero): Remove define_attr.
5683 (define_delay): Disable delay slot if branch distance is one insn.
5685 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5687 * config/i386/i386.md (LEAMODE): New mode attribute.
5688 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5689 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5690 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5691 operand 2 predicate.
5692 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5693 (*lea<mode>_general_3): Ditto.
5694 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5696 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5698 * genmddump.c (main): Convert argv from char ** to const char **.
5700 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5702 * coretypes.h (OVERRIDE): New macro.
5705 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5707 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5708 allow coalescing if the types are compatible.
5710 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5712 * pass_manager.h (pass_manager::register_pass_name): New method.
5713 (pass_manager::get_pass_by_name): New method.
5714 (pass_manager::create_pass_tab): New method.
5715 (pass_manager::m_name_to_pass_map): New field.
5716 * passes.c (name_to_pass_map): Delete global in favor of field
5717 "m_name_to_pass_map" of pass_manager.
5718 (register_pass_name): Rename from a function to...
5719 (pass_manager::register_pass_name): ...this method, updating
5720 for renaming of global "name_to_pass_map" to field
5721 "m_name_to_pass_map".
5722 (create_pass_tab): Rename from a function to...
5723 (pass_manager::create_pass_tab): ...this method, updating
5724 for renaming of global "name_to_pass_map" to field.
5725 (get_pass_by_name): Rename from a function to...
5726 (pass_manager::get_pass_by_name): ...this method.
5727 (enable_disable_pass): Convert use of get_pass_by_name to
5728 a method call, locating the pass_manager singleton.
5730 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5732 * genattr-common.c (main): Convert argv from char ** to const char **.
5733 * genattr.c (main): Likewise.
5734 * genattrtab.c (main): Likewise.
5735 * genautomata.c (initiate_automaton_gen): Likewise.
5737 * gencodes.c (main): Likewise.
5738 * genconditions.c (main): Likewise.
5739 * genconfig.c (main): Likewise.
5740 * genconstants.c (main): Likewise.
5741 * genemit.c (main): Likewise.
5742 * genenums.c (main): Likewise.
5743 * genextract.c (main): Likewise.
5744 * genflags.c (main): Likewise.
5745 * genmddeps.c (main): Likewise.
5746 * genopinit.c (main): Likewise.
5747 * genoutput.c (main): Likewise.
5748 * genpeep.c (main): Likewise.
5749 * genpreds.c (main): Likewise.
5750 * genrecog.c (main): Likewise.
5751 * gensupport.c (init_rtx_reader_args_cb): Likewise.
5752 (init_rtx_reader_args): Likewise.
5753 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5754 (init_rtx_reader_args): Likewise.
5755 * gentarget-def.c (main): Likewise.
5756 * read-md.c (read_md_files): Likewise.
5757 * read-md.h (read_md_files): Likewise.
5759 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5761 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
5762 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
5763 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
5764 Remove unused predicate.
5765 (register_and_not_fp_reg_operand): Ditto.
5767 2016-05-06 Martin Liska <mliska@suse.cz>
5769 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
5770 instead of vec as the vector is local to the function.
5772 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5774 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
5775 avx512bw alternative.
5777 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
5778 before the ashr<mode>3 pattern.
5780 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
5781 v instead of x in vex or maybe_vex alternatives, use
5782 maybe_evex instead of vex in prefix.
5784 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
5785 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
5786 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
5787 in vex or maybe_vex alternatives, use maybe_evex instead of vex
5790 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
5791 v instead of x in vex or maybe_vex alternatives, use
5792 maybe_evex instead of vex in prefix.
5794 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
5795 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
5796 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
5797 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
5798 alternatives, use maybe_evex instead of vex in prefix.
5800 * config/i386/sse.md (vec_interleave_lowv4sf,
5801 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
5802 v instead of x in vex or maybe_vex alternatives, use
5803 maybe_evex instead of vex in prefix.
5805 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
5806 v instead of x in vex or maybe_vex alternatives, use
5807 maybe_evex instead of vex in prefix.
5809 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
5810 v constraint instead of x.
5812 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
5814 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
5815 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
5818 2016-05-06 Richard Biener <rguenther@suse.de>
5820 PR tree-optimization/70948
5821 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
5822 Properly clobber all fields of va_list for __builtin_va_start.
5824 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
5827 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
5828 loop latch destination.
5830 2016-05-06 Martin Liska <mliska@suse.cz>
5832 * tree-ssa-uninit.c: Apply manual changes
5833 to the GNU coding style.
5834 (prune_uninit_phi_opnds): Rename from
5835 prune_uninit_phi_opnds_in_unrealizable_paths.
5837 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5839 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
5840 mspace): Remove deprecated options.
5841 * doc/invoke.texi (SH options): Remove -mspace.
5843 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5845 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
5847 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5849 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
5850 corresponding combine split pattern.
5852 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5855 * config/sh/predicates.md (long_displacement_mem_operand): New.
5856 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
5857 Add movi20, movi20s alternatives. Adjust length attribute for
5859 (movsi_ie): Allow for any FPU. Adjust length attribute for
5861 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
5862 attribute for alternatives.
5863 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
5864 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
5865 length attribute for alternatives.
5867 2016-05-06 Richard Biener <rguenther@suse.de>
5869 PR tree-optimization/70960
5870 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
5872 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5875 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
5876 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
5878 2016-05-06 Marek Polacek <polacek@redhat.com>
5881 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
5883 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5886 * config/sh/sh.md (*rotcr): Add another variant.
5888 2016-05-06 Richard Biener <rguenther@suse.de>
5891 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
5893 2016-05-06 Richard Biener <rguenther@suse.de>
5896 * fold-const.c (split_tree): Always convert to the original type
5899 2016-05-06 Richard Biener <rguenther@suse.de>
5901 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
5902 (fwprop_addr): Likewise.
5904 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5907 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
5909 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
5910 * config/i386/i386.md (push mem splitter): Use find_constant_src in
5911 the splitter condition.
5912 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
5913 the splitter condition.
5914 (FP float_extend load splitter): Ditto.
5916 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
5918 * config/i386/i386.md (peehole2 patterns): Change true_regnum
5919 to REGNO in all peephole2 patterns.
5920 (post-reload splitters): Change true_regnum to REGNO in
5921 post-reload splitters.
5922 (zero_extend splitters): Use general_reg_operand and
5923 nonimmediate_gr_operand predicates.
5925 2016-05-05 Jakub Jelinek <jakub@redhat.com>
5927 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
5928 v constraint instead of x.
5930 2016-05-05 Alan Modra <amodra@gmail.com>
5933 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
5934 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
5935 TARGET_NO_FP_IN_TOC for -mrelocatable.
5936 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
5937 TARGET_RELOCATABLE test.
5938 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5939 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5940 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5941 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5942 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5943 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5944 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5945 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5946 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
5947 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5949 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
5950 (rs6000_stack_info): Likewise.
5951 (rs6000_elf_asm_out_constructor): Likewise.
5952 (rs6000_elf_asm_out_destructor): Likewise.
5953 (rs6000_elf_declare_function_name): Likewise.
5954 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
5955 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
5958 2016-05-05 Alan Modra <amodra@gmail.com>
5960 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
5962 2016-05-05 Alan Modra <amodra@gmail.com>
5964 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
5965 out-of-line gpr restore for one or two regs if that would add
5968 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
5971 * config/i386/i386.md
5972 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
5973 Change to post-epilogue_completed late splitter. Use sse_reg_operand
5974 as operand 0 predicate.
5975 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
5977 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
5978 Ditto. Emit the pattern using RTX.
5980 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
5981 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
5982 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
5983 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
5985 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
5986 sse_reg_operand as operand 0 predicate.
5988 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
5989 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
5990 instead of gen_rtx_REG.
5991 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
5994 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5996 * function.c (emit_use_return_register_into_block): Delete.
5997 (gen_return_pattern): Delete.
5998 (emit_return_into_block): Delete.
5999 (active_insn_between): Delete.
6000 (convert_jumps_to_returns): Delete.
6001 (emit_return_for_exit): Delete.
6002 (thread_prologue_and_epilogue_insns): Delete all code dealing with
6003 simple_return for shrink-wrapped blocks.
6004 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
6005 end of blocks that need one.
6006 (get_unconverted_simple_return): Delete.
6007 (convert_to_simple_return): Delete.
6008 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
6009 (convert_to_simple_return): Ditto.
6011 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6013 * cfgcleanup.c (bb_is_just_return): New function.
6014 (try_optimize_cfg): Simplify jumps to return, branches to return,
6015 and branches around return.
6017 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6019 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
6022 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6026 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
6027 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
6028 assert flags & OEP_HASH_CHECK, instead of asserting it
6029 never happens. Handle TARGET_EXPR.
6030 * fold-const.c (operand_equal_p): For hash verification,
6031 or in OEP_HASH_CHECK into flags.
6033 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
6035 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
6037 (compute_samebase_partition_bases): Fix typo.
6039 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6041 * config/i386/sse.md (vec_interleave_highv8sf,
6042 vec_interleave_lowv8sf, vec_interleave_highv4df,
6043 vec_interleave_lowv4df): Remove constraints from expanders.
6045 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
6047 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6049 * tree-inline.c (expand_call_inline): Fix path dealing with
6050 making lhs of call statement undefined.
6052 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6054 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
6055 Check availability on NODE, too.
6056 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
6057 (cgraph_node::call_for_symbol_and_aliases): Likewise.
6058 (varpool_node::call_for_symbol_and_aliase): Likewise.
6059 * ipa-pure-const.c (add_new_function): Analyze all bodies.
6060 (propagate_pure_const): Propagate across interposable functions, too.
6061 (skip_function_for_local_pure_const): Do not skip interposable bodies
6063 (pass_local_pure_const::execute): Update.
6065 2016-05-04 Marek Polacek <polacek@redhat.com>
6067 * doc/invoke.texi: Document -Wdangling-else.
6069 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6071 * config.gcc: Error out when conflicting multilib is detected. Do not
6072 loop over multilibs since no combination is legal.
6074 2016-05-04 Alan Modra <amodra@gmail.com>
6076 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
6077 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
6078 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6081 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
6083 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
6084 Clean up p5600 comments.
6086 2016-05-04 Richard Biener <rguenther@suse.de>
6088 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
6089 constructor simplifications.
6090 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
6092 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
6094 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
6095 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
6096 result.set_rtx is null instead of aborting.
6097 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
6099 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
6100 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
6101 *mov<mode>_store_postinc): New patterns.
6103 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
6105 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
6106 as commutative. Check both conversions are NOP.
6107 ((A & B) OP (C & B)): Remove.
6109 2016-05-04 Alan Modra <amodra@gmail.com>
6111 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
6113 2016-05-04 Alan Modra <amodra@gmail.com>
6116 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
6117 when cr2,3,4 are all fixed regs.
6119 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
6121 PR rtl-optimization/57193
6122 * opts.c (default_options_table): Revert OPT_frename_registers change.
6123 * doc/invoke.texi (-frename-registers, -O2): Likewise.
6125 2016-05-03 Martin Sebor <msebor@redhat.com>
6128 * builtins.c (fold_builtin_FILE): New function.
6129 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
6130 (fold_builtin_0): Call them.
6131 * gimplify.c (gimplify_call_expr): Remove the handling of
6132 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
6135 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
6136 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
6140 * doc/extend.texi (Function Names as Strings): Update __func__,
6141 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
6144 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6145 Richard Biener <rguenther@suse.de>
6147 PR tree-optimization/70916
6148 * tree-if-conv.c: Include cfganal.h.
6149 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
6150 and remove_fake_exit_edges around the optimization pass.
6152 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
6154 * cgraph.c (symbol_table::create_edge): Set inline_failed.
6155 (cgraph_edge::make_direct): Likewise.
6156 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
6157 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
6158 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
6159 (CIF_THUNK): New code.
6160 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
6161 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
6162 (compute_inline_parameters): Set inline_failed for thunks.
6163 (inline_analyze_function): Cleanup.
6164 * ipa-inline.c (can_inline_edge_p): Do not deal with
6165 call_stmt_cannot_inline_p.
6166 (can_early_inline_edge_p): Likewise.
6167 (early_inliner): Initialize inline_failed.
6168 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
6170 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
6172 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
6173 from nonimm_ssenomem_operand.
6174 (nonimm_ssenomem_operand): New predicate.
6175 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
6176 as operand 0 predicate.
6177 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
6178 Disable unsupported alternatives using "enabled" attribute.
6179 Use register_ssemem_operand as operand 0 predicate.
6180 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
6182 2016-05-03 Marek Polacek <polacek@redhat.com>
6185 * input.c (expansion_point_location): New function.
6186 * input.h (expansion_point_location): Declare.
6188 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6190 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6191 occurence with frame_offset_ ones.
6193 2016-05-03 Alan Modra <amodra@gmail.com>
6195 PR rtl-optimization/70890
6196 * ira.c (combine_and_move_insns): When moving def_insn, remove
6199 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6201 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6202 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6203 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6204 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6206 2016-05-03 Alan Modra <amodra@gmail.com>
6208 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6209 for SAVE_MULTIPLE/STORE_MULTIPLE.
6211 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6213 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6214 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6216 2016-05-03 Richard Biener <rguenther@suse.de>
6218 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6220 (gimplify_arg): Likewise.
6221 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6222 re-writing the result to a decl if required.
6223 (internal_get_tmp_var): Add allow_ssa parameter
6224 and override into_ssa with it.
6225 (get_formal_tmp_var): Adjust.
6226 (get_initialized_tmp_var): Add allow_ssa parameter.
6227 (gimplify_arg): Add allow_ssa parameter and avoid generating
6228 SSA names for the result false.
6229 (gimplify_call_expr): If the call may return twice do not
6230 gimplify parameters into SSA.
6231 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6232 (gimplify_modify_expr): Adjust assert. For noreturn calls
6233 with a SSA name LHS adjust its def.
6234 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6235 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6236 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6237 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6238 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6239 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6240 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6241 (optimize_target_teams): Do not allow SSA names for clause operands.
6242 (gimplify_expr): Likewise for where we mark the result addressable.
6243 * passes.def (pass_init_datastructures): Remove.
6244 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6245 (rewrite_stmt): Likewise.
6246 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6247 (replace_locals_op): Replace SSA names.
6248 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6249 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6250 * cgraph.c (release_function_body): Free CFG annotations only
6251 when we have a CFG. Simplify.
6252 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6253 force_gimple_operand instead of get_initialized_tmp_var.
6254 * tree-pass.h (make_pass_init_datastructures): Remove.
6255 * tree-ssa.c (execute_init_datastructures): Remove.
6256 (pass_data_init_datastructures): Likewise.
6257 (class pass_init_datastructures): Likewise.
6258 (make_pass_init_datastructures): Likewise.
6259 * omp-low.c (create_omp_child_function): Init SSA data structures.
6260 (grid_expand_target_grid_body): Likewise.
6261 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6262 name before adding it to names_to_release.
6263 (remove_bb): Always release SSA defs.
6264 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6265 before dereferencing it.
6266 * cgraphunit.c (init_lowered_empty_function): Always
6267 int SSA data structures.
6268 * tree-ssanames.c (release_defs): Remove assert that we are in
6270 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6272 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6273 Uros Bizjak <ubizjak@gmail.com>
6275 PR rtl-optimization/70467
6276 * config/i386/predicates.md (x86_64_hilo_int_operand,
6277 x86_64_hilo_general_operand): New predicates.
6278 * config/i386/constraints.md (Wd): New constraint.
6279 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6280 (general_hilo_operand): New mode attr.
6281 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6282 instead of <general_operand>.
6283 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6284 x86_64_hilo_general_operand instead of <general_operand>.
6286 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6288 PR tree-optimization/70916
6289 * tree-if-conv.c (constant_or_ssa_name): Removed.
6290 (fold_build_cond_expr): Use is_gimple_val instead of
6291 constant_or_ssa_name.
6293 PR tree-optimization/70916
6294 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6295 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6298 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6299 (optimize_atomic_bit_test_and): New function.
6300 (pass_fold_builtins::execute): Use it.
6301 * optabs.def (atomic_bit_test_and_set_optab,
6302 atomic_bit_test_and_complement_optab,
6303 atomic_bit_test_and_reset_optab): New optabs.
6304 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6305 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6306 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6307 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6308 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6309 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6310 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6311 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6312 atomic_bit_test_and_complement@var{mode},
6313 atomic_bit_test_and_reset@var{mode}): Document.
6314 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6315 atomic_bit_test_and_complement<mode>,
6316 atomic_bit_test_and_reset<mode>): New expanders.
6317 (atomic_bit_test_and_set<mode>_1,
6318 atomic_bit_test_and_complement<mode>_1,
6319 atomic_bit_test_and_reset<mode>_1): New insns.
6321 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6323 PR rtl-optimization/70687
6324 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6325 instead of unsigned HOST_WIDE_INT.
6327 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6329 PR rtl-optimization/44281
6330 * hard-reg-set.h (struct target_hard_regs): New field
6331 x_fixed_nonglobal_reg_set.
6332 (fixed_nonglobal_reg_set): New macro.
6333 * reginfo.c (init_reg_sets_1): Initialize it.
6334 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6336 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6338 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6340 PR tree-optimization/56541
6341 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6342 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6343 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6344 (any_complicated_phi): new static variable.
6345 (aggressive_if_conv): delete.
6346 (if_convertible_phi_p): support phis with more than two arguments.
6347 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6348 critical pred edges.
6349 (ifcvt_split_critical_edges): support phis with more than two
6350 arguments by checking new parameter. only split critical edges
6352 (tree_if_conversion): handle simd pragma marked loop using new
6353 local variable aggressive_if_conv. check any_complicated_phi.
6355 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6357 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6360 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6362 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6365 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6367 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6368 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6369 define_insn_and_split.
6370 (mulsi3_i): New define_insn_and_split.
6371 (mulsi3_call): Convert to define_insn.
6372 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6375 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6377 * machmode.h (mode_complex): Add support to give the complex mode
6379 (GET_MODE_COMPLEX_MODE): Likewise.
6380 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6381 stored by build_complex_type and gfc_build_complex_type instead of
6382 trying to figure out the appropriate mode based on the size. Raise
6383 an assertion error, if the type was not set.
6384 * genmodes.c (struct mode_data): Add field for the complex type of
6386 (blank_mode): Likewise.
6387 (make_complex_modes): Remember the complex mode created in the
6389 (emit_mode_complex): Write out the mode_complex array to map a
6390 type mode to the complex version.
6391 (emit_insn_modes_c): Likewise.
6392 * tree.c (build_complex_type): Set the complex type to use before
6393 calling layout_type.
6394 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6395 support for __float128 complex datatypes.
6396 (rs6000_hard_regno_mode_ok): Likewise.
6397 (rs6000_setup_reg_addr_masks): Likewise.
6398 (rs6000_complex_function_value): Likewise.
6399 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6400 __float128 and __ibm128 complex.
6401 (FLOAT128_IBM_P): Likewise.
6402 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6403 * doc/extend.texi (Additional Floating Types): Document that
6404 -mfloat128 must be used to enable __float128. Document complex
6405 __float128 and __ibm128 support.
6407 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6410 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6411 char/short arguments promoted to int because of promote_prototypes.
6413 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6415 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6416 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6417 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6418 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6419 alternatives using "enabled" attribute. Use register_ssemem_operand
6420 as operand 1 predicate.
6421 (*cmpi<unord>xf_i387): Split XFmode pattern from
6422 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6423 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6424 *absneg<mode>2_i387. Disable unsupported alternatives using
6425 "enabled" attribute.
6426 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6428 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6430 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6432 (oacc_loop_process): Check mask for loop termination.
6434 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6436 * cif-code.def (CIF_THUNK): Add.
6437 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6440 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6442 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6443 (dump_inline_summary): Dump it.
6444 (fp_expression_p): New predicate.
6445 (estimate_function_body_sizes): Use it.
6446 (inline_merge_summary): Merge fp_expressions.
6447 (inline_read_section): Read fp_expressions.
6448 (inline_write_summary): Write fp_expressions.
6449 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6450 codegen boundary if either caller or callee is !fp_expressions.
6451 * ipa-inline.h (inline_summary): Add fp_expressions.
6452 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6453 to fp_expressions be sure the fp generation flags are updated.
6455 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6457 PR rtl-optimization/70467
6458 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6460 PR rtl-optimization/70467
6461 * ipa-pure-const.c (check_call): Handle internal calls even in
6462 ipa mode like in local mode.
6464 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6466 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6468 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6470 * match.pd (X u< X, X u> X): New transformations.
6472 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6474 * flag-types.h (enum warn_strict_overflow_code): Move ...
6475 * coretypes.h: ... here.
6476 * fold-const.h (fold_overflow_warning): Declare.
6477 * fold-const.c (fold_overflow_warning): Make non-static.
6478 (fold_comparison): Move the transformation of X +- C1 CMP C2
6479 into X CMP C2 -+ C1 ...
6480 * match.pd: ... here.
6481 * gimple-fold.c (fold_stmt_1): Protect with
6482 fold_defer_overflow_warnings.
6484 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6486 * omp-low.c (struct oacc_loop): Add 'inner' field.
6487 (new_oacc_loop_raw): Initialize it to zero.
6488 (oacc_loop_fixed_partitions): Initialize it.
6489 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6490 available partitioning.
6492 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6494 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6496 (umulsidi3): Likewise.
6497 (indirect_jump): Fix jump instruction assembly patterns.
6499 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6502 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6503 (nvptx_function_value): Assert non-NULL cfun.
6505 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6507 PR rtl-optimization/70886
6508 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6510 * cselib.h (rtx_equal_for_cselib_1): Declare.
6511 (rtx_equal_for_cselib_p: New inline function.
6512 * cselib.c (rtx_equal_for_cselib_p): Delete.
6513 (rtx_equal_for_cselib_1): Make public.
6515 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6517 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6518 (register_mixssei387nonimm_operand): Remove predicate.
6519 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6520 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6521 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6522 for TARGET_MIX_SSE_I387 alternatives.
6523 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6524 Disable unsupported alternatives using "enabled" attribute. Use
6525 nonimm_ssenomem_operand as operand 1 predicate. Also check
6526 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6528 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6530 * tree.c (cst_and_fits_in_hwi): Simplify.
6532 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6534 * tree.h (wi::to_wide): New function.
6535 * expr.c (expand_expr_real_1): Use wi::to_wide.
6536 * fold-const.c (int_const_binop_1): Likewise.
6537 (extract_muldiv_1): Likewise.
6539 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6541 * wide-int.h: Update offset_int and widest_int documentation.
6542 (WI_SIGNED_SHIFT_RESULT): New macro.
6543 (wi::binary_shift): Define signed_shift_result_type for
6544 shifts on offset_int- and widest_int-like types.
6545 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6546 * tree.h (int_bit_position): Use shift operators instead of wi::
6548 * alias.c (adjust_offset_for_component_ref): Likewise.
6549 * expr.c (get_inner_reference): Likewise.
6550 * fold-const.c (fold_comparison): Likewise.
6551 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6552 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6553 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6554 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6555 (stmt_kills_ref_p): Likewise.
6556 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6557 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6558 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6559 (ao_ref_init_from_vn_reference): Likewise.
6561 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6563 * wide-int.h: Update offset_int and widest_int documentation.
6564 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6565 (wi::binary_traits): Allow ordered comparisons between offset_int and
6566 offset_int, between widest_int and widest_int, and between either
6567 of these types and basic C types.
6568 (operator <, <=, >, >=): Define for the same combinations.
6569 * tree.h (tree_int_cst_lt): Use comparison operators instead
6570 of wi:: comparisons.
6571 (tree_int_cst_le): Likewise.
6572 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6573 (fold_nonarray_ctor_reference): Likewise.
6574 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6575 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6576 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6577 * tree-sra.c (completely_scalarize): Likewise.
6578 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6579 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6580 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6581 (check_for_binary_op_overflow): Likewise.
6582 (search_for_addr_array): Likewise.
6583 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6585 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6587 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6588 (arc_save_restore): Likewise.
6589 (arc_dwarf_register_span): Likewise.
6590 (arc_output_pic_addr_const): Initialize suffix variable.
6592 2016-05-02 Martin Liska <mliska@suse.cz>
6594 * symbol-summary.h (function_summary::function_summary):
6595 Remove checking assert for all cgraph nodes.
6596 (function_summary::get): Check summary_uid.
6597 (symtab_insertion): Check summary_uid.
6599 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6601 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6602 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6604 (arc_dwarf_register_span): Remove enum keyword.
6605 (compact_memory_operand_p): New function.
6606 * config/arc/arc.h (reg_class): Add code density register classes.
6607 (REG_CLASS_NAMES): Likewise.
6608 (REG_CLASS_CONTENTS): Likewise.
6609 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6610 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6611 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6612 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6613 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6615 (h, Rcd, Rsd, Rzd): New register constraints.
6616 (T): Use compact_memory_operand_p function.
6617 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6619 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6621 * config/sh/sh.md (*negnegt, *movtt): Remove.
6623 2016-05-02 Marek Polacek <polacek@redhat.com>
6624 Tom de Vries <tom@codesourcery.com>
6626 PR tree-optimization/70700
6627 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6628 bigger than FIRST_REF_NODE.
6630 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6633 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6635 (prepare_cbranch_operands): Don't use scratch register. Assume that
6636 function is used when pseudos can be created.
6637 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6638 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6639 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6640 define_expand. Allow it only when pseudos can be created.
6641 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6643 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6645 * config/i386/constraints.md (BC): Only allow -1 operands.
6646 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6647 Add "enabled" attribute. Update XI mode attribute calculation.
6648 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6649 (*movoi_internal_avx): Update XI mode attribute calculation.
6650 (*movti_internal): Ditto.
6652 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6654 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6655 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6657 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6659 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6660 statement on instruction code. Remove trailing spaces.
6661 (altivec_expand_stv_builtin): Likewise.
6663 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6665 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6666 (TARGET_FPU_DOUBLE): Simplify.
6667 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6668 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6669 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6670 with 'TARGET_FPU_DOUBLE'.
6671 * config/sh/sh.md: Likewise.
6673 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6675 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6676 SH_DIV_STR_FOR_SIZE): Remove.
6677 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6678 SH_DIV_STR_FOR_SIZE): Remove.
6680 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6682 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6683 logical_reg_operand): Delete.
6684 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6685 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6686 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6687 match_operand and match_test.
6688 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6689 variables on their first use. Return bool values.
6690 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6691 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6692 arith_reg_operand for input operand. Remove empty constraints.
6694 (*xorsi3_compact): Rename to xorsi3.
6695 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6696 (*zero_extend<mode>si2_disp_mem): Update comment.
6699 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6701 * config/sh/t-sh: Remove SH5 support.
6702 * config.gcc: Likewise.
6703 * configure: Likewise.
6705 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6707 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6709 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6711 * config/sh/sh.c (register_sh_passes, sh_option_override,
6712 sh_print_operand, prepare_move_operands,
6713 sh_can_follow_jump): Remove TARGET_SH1 checks.
6714 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6715 PROMOTE_MODE): Likewise.
6716 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6719 2016-04-30 Alan Modra <amodra@gmail.com>
6721 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6722 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6723 Check for user regs later to avoid unnecessary looping over regs.
6724 Merge user reg check with non-saved reg check. Don't force
6725 inline VR restore when static chain used.
6726 (rs6000_frame_related): Omit eh_frame info for user regs when
6728 (fixed_regs_p): Delete.
6730 2016-04-30 Alan Modra <amodra@gmail.com>
6732 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
6733 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
6736 2016-04-30 Alan Modra <amodra@gmail.com>
6739 * config/rs6000/rs6000.c (fixed_reg_p): New function.
6740 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
6743 2016-04-30 Alan Modra <amodra@gmail.com>
6745 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6746 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
6747 flag_pic test for Darwin.
6749 2016-04-30 Alan Modra <amodra@gmail.com>
6751 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
6752 throw_calls_crossed.
6753 (REG_FREQ_CALLS_CROSSED): Delete.
6754 (REG_N_THROWING_CALLS_CROSSED): Delete.
6755 * regstat.c (regstat_bb_compute_ri): Don't calculate
6756 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
6757 (dump_reg_info): Don't print call cross frequency.
6758 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
6759 and REG_N_THROWING_CALLS_CROSSED.
6761 2016-04-30 Alan Modra <amodra@gmail.com>
6763 * regs.h (struct reg_info_t): Delete live_length.
6764 (REG_LIVE_LENGTH): Delete macro.
6765 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
6766 local_live, local_processed and local_live_last_luid params.
6767 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
6769 (regstat_compute_ri): Adjust for above. Don't set
6771 (dump_reg_info): Don't print live length.
6772 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
6773 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
6774 Localize loop_depth var.
6776 2016-04-30 Alan Modra <amodra@gmail.com>
6778 * ira.c (enum valid_equiv): New.
6779 (validate_equiv_mem): Return enum.
6780 (update_equiv_mem): Create replacement in more cases.
6781 (add_store_equivs): Update validate_equiv_mem call.
6783 2016-04-30 Alan Modra <amodra@gmail.com>
6785 * ira.c (combine_and_move_insns): Rather than scanning insns,
6786 use DF infrastucture to find use and def insns.
6788 2016-04-30 Alan Modra <amodra@gmail.com>
6790 ira.c (combine_and_move_insns): Move invariant conditions..
6791 (ira.c): ..to here. Call combine_and_move_insns before
6792 add_store_equivs. Call grow_reg_equivs later. Allocate
6793 req_equiv later using max_reg_num() rather than global max_regno.
6794 (contains_replace_regs): Delete.
6795 (add_store_equivs): Remove contains_replace_regs test.
6797 2016-04-30 Alan Modra <amodra@gmail.com>
6799 * ira.c (struct equiv_mem_data): New.
6800 (equiv_mem, equiv_mem_modified): Delete static vars.
6801 (validate_equiv_mem_from_store): Use "data" param to communicate..
6802 (validate_equiv_mem): ..from here.
6804 2016-04-30 Alan Modra <amodra@gmail.com>
6806 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
6808 (update_reg_equivs): ..here. Move allocation and freeing of
6809 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
6810 end_alias_analysis to..
6813 2016-04-30 Alan Modra <amodra@gmail.com>
6815 * ira.c (pdx_subregs): Delete.
6816 (struct equivalence): Add pdx_subregs field.
6817 (set_paradoxical_subreg): Remove pdx_subregs param. Update
6819 (update_equiv_regs): Don't create or free pdx_subregs. Update
6822 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6824 * config/rs6000/altivec.h: Change definitions of vec_xl and
6826 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
6827 (LD_ELEMREV_V2DI): New.
6828 (LD_ELEMREV_V4SF): New.
6829 (LD_ELEMREV_V4SI): New.
6830 (LD_ELEMREV_V8HI): New.
6831 (LD_ELEMREV_V16QI): New.
6832 (ST_ELEMREV_V2DF): New.
6833 (ST_ELEMREV_V2DI): New.
6834 (ST_ELEMREV_V4SF): New.
6835 (ST_ELEMREV_V4SI): New.
6836 (ST_ELEMREV_V8HI): New.
6837 (ST_ELEMREV_V16QI): New.
6840 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6841 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
6842 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
6843 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
6844 (altivec_expand_builtin): Add handling for
6845 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
6846 (rs6000_invalid_builtin): Add error-checking for
6847 RS6000_BTM_P9_VECTOR.
6848 (altivec_init_builtins): Define builtins used to implement vec_xl
6850 (rs6000_builtin_mask_names): Define power9-vector.
6851 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
6852 (RS6000_BTM_P9_VECTOR): Define.
6853 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
6854 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
6855 (vsx_ld_elemrev_v2df): Likewise.
6856 (vsx_ld_elemrev_v4sf): Likewise.
6857 (vsx_ld_elemrev_v4si): Likewise.
6858 (vsx_ld_elemrev_v8hi): Likewise.
6859 (vsx_ld_elemrev_v16qi): Likewise.
6860 (vsx_st_elemrev_v2df): Likewise.
6861 (vsx_st_elemrev_v2di): Likewise.
6862 (vsx_st_elemrev_v4sf): Likewise.
6863 (vsx_st_elemrev_v4si): Likewise.
6864 (vsx_st_elemrev_v8hi): Likewise.
6865 (vsx_st_elemrev_v16qi): Likewise.
6866 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
6869 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
6871 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
6873 (simplify_control_stmt_condition_1): ... here. Recurse into
6874 BIT_AND_EXPRs and BIT_IOR_EXPRs.
6876 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
6879 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
6880 (zero_extendqi<mode>2_dot): Revert earlier conversion from
6881 define_insn_and_split to define_insn.
6882 (zero_extendqi<mode>2_dot2): Same.
6883 (extendqi<mode>2_dot): Same.
6884 (extendqi<mode>2_dot2): Same.
6886 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6888 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
6889 (probe_stack): New expander.
6890 (probe_stack_<mode>): New insn pattern.
6892 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6894 * config/i386/i386.md
6895 (operations with memory inputs setting flags peephole2):
6896 Remove uneeded REG_P checks. Cleanup pattern generation.
6898 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
6900 * tree-vect-loop.c (vect_transform_loop): Fix
6901 nb_iterations_upper_bound computation for vectorized loop.
6903 2016-04-29 Marek Polacek <polacek@redhat.com>
6904 Jakub Jelinek <jakub@redhat.com>
6907 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
6908 TARGET_EXPR_SLOT as a base.
6910 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
6912 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
6913 with 'rCm2' constraints to limit possible immediate size.
6914 (*load_zeroextendqisi_update): Likewise.
6915 (*load_signextendqisi_update): Likewise.
6916 (*loadhi_update): Likewise.
6917 (*load_zeroextendhisi_update): Likewise.
6918 (*load_signextendhisi_update): Likewise.
6919 (*loadsi_update): Likewise.
6920 (*loadsf_update): Likewise.
6922 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6924 * config/i386/predicates.md (constm1_operand): Fix comparison.
6926 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6928 * testsuite/gcc.target/arc/ieee_eq.c: New test.
6930 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
6932 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
6933 remaining SH5 related settings.
6934 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
6935 shmedia_prepare_call_address): Delete.
6936 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
6937 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
6938 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
6939 UNSUPPORTED_SH2A): Remove m5 checks.
6940 (sh_divide_strategy_e): Remove SH5 division strategies.
6941 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
6942 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
6944 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6946 * config/s390/s390.c (s390_rtx_costs): Update documentation.
6948 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6950 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
6951 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
6953 * config/s390/vector.md ("mov<mode>"): Likewise.
6955 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
6957 * config/s390/constraints.md ("U", "W"): Invoke
6958 s390_mem_constraint with "ZR" and "ZT".
6959 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
6960 addresses when using LRA. Accept also short displacements for S
6961 and T constraints. Do not check for long displacement target for
6962 S and T constraints.
6963 (s390_mem_constraint): Remove handling of U and W constraints.
6964 * config/s390/s390.md (various patterns): Remove the short
6965 displacement constraints (Q and R) if a long displacement
6966 constraint is present. Add longdisp as required CPU capability.
6967 * config/s390/vector.md: Likewise.
6968 * config/s390/vx-builtins.md: Likewise.
6970 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6973 * reload1.c (reload): Call finish_spills before
6974 restarting reload loop. Skip select_reload_regs
6975 if update_eliminables_and_spill returns true.
6977 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6979 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
6980 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
6981 (umulhisi3_imm): Update predicates and constraint letters.
6982 (umulhisi3_reg): Declare instruction as commutative.
6983 * config/arc/constraints.md (J12, J16): New constraints.
6984 * config/arc/predicates.md (short_unsigned_const_operand): New
6986 (arc_short_operand): Likewise.
6987 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
6989 2016-04-29 Richard Biener <rguenther@suse.de>
6991 PR tree-optimization/13962
6992 PR tree-optimization/65686
6993 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
6994 * tree-ssa-alias.c (ptrs_compare_unequal): New function
6995 using PTA to compare pointers.
6996 * match.pd: Add pattern for pointer equality compare simplification
6997 using ptrs_compare_unequal.
6999 2016-04-29 Richard Biener <rguenther@suse.de>
7001 * stor-layout.c (layout_type): Do not build a pointer-to-element
7004 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7006 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
7007 Use SWI mode iterator. Use general_reg_operand predicate.
7008 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
7009 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
7012 2016-04-29 Jakub Jelinek <jakub@redhat.com>
7015 * fold-const.c (operand_equal_p): Don't verify hash value equality
7017 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
7020 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7023 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
7024 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
7025 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
7026 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
7027 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
7029 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7031 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
7032 to info. Don't initialize separate fields to 0. Clean up
7035 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7037 * config/i386/i386.md (peephole2s for operations with memory inputs):
7038 Use SWI mode iterator.
7039 (peephole2s for operations with memory outputs): Ditto.
7040 Do not check for stack checking probe.
7042 (probe_stack): Remove expander.
7044 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7045 Andrew Burgess <andrew.burgess@embecosm.com>
7047 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
7048 operands as 32-bits.
7050 2016-04-28 Jason Merrill <jason@redhat.com>
7052 * gdbinit.in: Skip line-map.h.
7054 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7055 Andrew Burgess <andrew.burgess@embecosm.com>
7057 * config/arc/arc.c (arc_conditional_register_usage): Take
7058 TARGET_RRQ_CLASS into account.
7059 (arc_print_operand): Support printing 'p' and 's' operands.
7060 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
7062 (TARGET_RRQ_CLASS): Define.
7063 (IS_POWEROF2_OR_0_P): Define.
7064 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
7066 (*tst_movb): New define_insn.
7067 (*tst): Avoid recognition if it could prevent '*tst_movb'
7068 combination; replace c/CnL with c/Chs alternative.
7069 (*tst_bitfield_tst): New define_insn.
7070 (*tst_bitfield_asr): New define_insn.
7071 (*tst_bitfield): New define_insn.
7072 (andsi3_i): Add Rrq variant.
7073 (extzv): New define_expand.
7074 (insv): New define_expand.
7075 (*insv_i): New define_insn.
7076 (*movb): New define_insn.
7077 (*movb_signed): New define_insn.
7078 (*movb_high): New define_insn.
7079 (*movb_high_signed): New define_insn.
7080 (*movb_high_signed + 1): New define_split pattern.
7081 (*mrgb): New define_insn.
7082 (*mrgb + 1): New define_peephole2 pattern.
7083 (*mrgb + 2): New define_peephole2 pattern.
7084 * config/arc/arc.opt (mbitops): New option for nps400, uses
7085 TARGET_NPS_BITOPS_DEFAULT.
7086 * config/arc/constraints.md (q): Make register class conditional.
7087 (Rrq): New register constraint.
7088 (Chs): New constraint.
7089 (Clo): New constraint.
7090 (Chi): New constraint.
7091 (Cbf): New constraint.
7092 (Cbn): New constraint.
7093 (C18): New constraint.
7094 (Cbi): New constraint.
7096 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7098 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
7100 (bitmap_intersection_of_preds): Ditto.
7101 (bitmap_union_of_succs): Ditto.
7102 (bitmap_union_of_preds): Ditto.
7103 * sbitmap.c (do_popcount): Delete.
7104 (BITMAP_DEBUGGING): Delete.
7105 (sbitmap_verify_popcount): Delete.
7106 (sbitmap_alloc): Don't initialize the popcount field.
7107 (sbitmap_alloc_with_popcount): Delete.
7108 (sbitmap_resize): Don't resize the popcount array.
7109 (sbitmap_vector_alloc): Don't initialize the popcount field.
7110 (bitmap_copy): Don't copy the popcount array.
7111 (bitmap_clear): Don't clear the popcount array.
7112 (bitmap_clear): Delete the popcount array handling.
7113 (bitmap_ior_and_compl): Delete the popcount assert.
7114 (bitmap_not): Ditto.
7115 (bitmap_and_compl): Ditto.
7116 (bitmap_and): Delete the popcount array handling.
7117 (bitmap_xor): Ditto.
7118 (bitmap_ior): Ditto.
7119 (bitmap_or_and): Delete the popcount assert.
7120 (bitmap_and_or): Ditto.
7121 (popcount_table): Delete.
7122 (sbitmap_elt_popcount): Delete.
7123 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
7124 (bitmap_set_bit): Delete the popcount assert.
7125 (bitmap_clear_bit): Ditto.
7126 (sbitmap_free): Don't free the popcount array.
7127 (sbitmap_alloc_with_popcount): Delete declaration.
7128 (sbitmap_popcount): Ditto.
7130 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7131 Andrew Burgess <andrew.burgess@embecosm.com>
7133 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
7134 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
7135 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
7136 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
7137 * config/arc/arc.opt (mcmem): New option.
7138 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
7139 supply length for r/m alternative.
7140 (*extendqisi2_ac): Likewise.
7141 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
7143 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
7144 (movhi_insn): Likewise.
7145 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
7146 (*zero_extendqihi2_i): Add r/Ucm alternative.
7147 (*zero_extendqisi2_ac): Likewise.
7148 (*zero_extendhisi2_i): Likewise.
7149 * config/arc/constraints.md (Uex): New memory constraint.
7150 (Ucm): New define_constraint.
7151 * config/arc/predicates.md (long_immediate_loadstore_operand):
7152 Return 0 for MEM with cmem_address address.
7153 (cmem_address_0): New predicates.
7154 (cmem_address_1): Likewise.
7155 (cmem_address_2): Likewise.
7156 (cmem_address): Likewise.
7158 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7160 * config/rs6000/rs6000.c (machine_function): Rename
7161 insn_chain_scanned_p to spe_insn_chain_scanned_p.
7162 (rs6000_stack_info): Adjust.
7164 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7165 Andrew Burgess <andrew.burgess@embecosm.com>
7167 * config/arc/constraints.md (Usd): Convert to define_constraint.
7171 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7174 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
7175 Add new peephole2 where the first insn is *mov<mode>_or instead of
7176 *mov<mode>_internal.
7178 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
7180 * tracer.c (bb_seen): Make static.
7182 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7184 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7185 support, setup defaults.
7186 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7187 * config/arc/arc.c (arc_init): Add NPS400 support.
7188 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7189 (TARGET_ARC700): NPS400 is also an ARC700.
7190 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7192 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7195 * config/nds32/nds32.md (casesi): Don't access the operands array
7198 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7200 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7201 (or $-1,reg peephole2): Ditto.
7202 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7204 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7206 * doc/extend.texi (Common Function Attributes) [optimize]:
7207 Discourage use of the optimize attribute.
7209 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7211 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7212 special case builtin.
7213 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7214 ALTIVEC_BUILTIN_VEC_ADDE.
7215 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7216 support for ALTIVEC_BUILTIN_VEC_ADDE.
7217 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7218 for __builtin_vec_adde.
7220 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7222 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7223 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7225 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7228 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7229 attributes): Document cilkplus_runtime.
7231 2016-04-28 Martin Jambor <mjambor@suse.cz>
7233 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7234 this function. Call verify_expr on MEM_REFs and bases of other
7237 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7239 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7240 for WORD_REGISTER_OPERATIONS to runtime check.
7242 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7244 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7246 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7248 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7249 big-endian compilation.
7250 * config/arc/arc.md (addf3): Likewise.
7254 2016-04-28 Richard Biener <rguenther@suse.de>
7256 PR tree-optimization/70840
7257 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7258 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7259 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7260 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7262 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7264 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7265 and explain why in a comment.
7267 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7269 * config/arc/arc.md (cpu_facility): Add fpx variant.
7270 (subdf3): Prohibit use reverse sub when assist operations option
7272 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7273 instructions only when FPX is enabled.
7274 * testsuite/gcc.target/arc/trsub.c: New test.
7276 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7278 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7279 mult_operator when calculating "type" attribute.
7280 (*fop_<mode>_1_i387): Ditto.
7281 (*fop_xf_1_i387): Ditto.
7282 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7283 Use std::swap to swap operands. Use RTL expressions to generate
7286 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7287 Joern Rennecke <joern.rennecke@embecosm.com>
7289 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7291 (emit_pic_move): Remove.
7292 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7293 * config/arc/arc.c (emit_pic_move): Removed.
7294 (TARGET_HAVE_TLS): Define.
7295 (arc_conditional_register_usage): Test for arc_tp_regno.
7296 (arc_print_operand, arc_print_operand_address): Handle TLS
7298 (arc_needs_pcl_p): New function.
7299 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7300 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7301 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7302 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7303 (arc_legitimize_tls_address): Likewise.
7304 (DTPOFF_ZERO_SYM): Define.
7305 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7306 (arc_output_pic_addr_const): Print TLS unspecs.
7307 (prepare_pic_move): New function, replaces emit_pic_move.
7308 (arc_legitimate_constant_p): Handle TLS unspecs.
7309 (arc_legitimate_address_p): Likewise.
7310 (arc_rewrite_small_data_p): Use assert for TLS constants.
7311 (prepare_move_operands): Use prepare_pic_move.
7312 (arc_legitimize_address): Legitimize tls addresses.
7313 (arc_epilogue_uses): Check for arc_tp_regno.
7314 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7315 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7317 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7319 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7320 %(arc_tls_extra_start_spec).
7321 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7322 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7324 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7325 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7326 (UNSPEC_TLS_OFF): Add.
7328 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7329 (get_thread_pointersi): New patterns.
7330 * config/arc/arc.opt (mtp-regno): New option.
7331 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7332 (move_dest_operand): Likewise.
7333 * configure: Regenerate.
7334 * configure.ac: Add arc*-*-* case to test for tls.
7335 * doc/invoke.texi (ARC options): Document mtp-regno.
7337 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7339 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7340 the new ARC HS SIMD instructions.
7341 (arc_preferred_simd_mode): New function.
7342 (arc_autovectorize_vector_sizes): Likewise.
7343 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7344 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7345 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7346 (arc_init_builtins): Add new SIMD builtin types.
7347 (arc_split_move): Handle 64 bit vector moves.
7348 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7349 (TARGET_PLUS_QMACW): Define.
7350 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7351 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7352 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7353 (VSUBADD4H): New builtins.
7354 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7355 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7357 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7358 Matthias Klose <doko@debian.org>
7360 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7362 2016-04-28 Richard Biener <rguenther@suse.de>
7365 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7368 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7370 * common/config/sh/sh-common.c: Remove SH5 support.
7371 * config/sh/constraints.md: Likewise.
7372 * config/sh/config/sh/elf.h: Likewise.
7373 * config/sh/linux.h: Likewise.
7374 * config/sh/netbsd-elf.h: Likewise.
7375 * config/sh/predicates.md: Likewise.
7376 * config/sh/sh-c.c: Likewise.
7377 * config/sh/sh-protos.h: Likewise.
7378 * config/sh/sh.c: Likewise.
7379 * config/sh/sh.h: Likewise.
7380 * config/sh/sh.md: Likewise.
7381 * config/sh/sh.opt: Likewise.
7382 * config/sh/sync.md: Likewise.
7383 * config/sh/sh64.h: Delete.
7384 * config/sh/shmedia.h: Likewise.
7385 * config/sh/shmedia.md: Likewise.
7386 * config/sh/sshmedia.h: Likewise.
7387 * config/sh/t-netbsd-sh5-64: Likewise.
7388 * config/sh/t-sh64: Likewise.
7389 * config/sh/ushmedia.h: Likewise.
7391 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7393 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7394 general_reg_operand instead of register_operand predicate.
7396 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7398 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7400 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7402 * match.pd (A - B > A, A + B < A): New transformations.
7404 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7406 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7407 which defaults to true. Emit an outer pair of parentheses only if
7408 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7409 don't emit parentheses for the right-hand operand.
7411 2016-04-27 Jeff Law <law@redhat.com>
7413 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7415 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7417 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7418 (altivec_lvx_<mode>_internal): Document.
7419 (altivec_lvx_<mode>_2op): New define_insn.
7420 (altivec_lvx_<mode>_1op): Likewise.
7421 (altivec_lvx_<mode>_2op_si): Likewise.
7422 (altivec_lvx_<mode>_1op_si): Likewise.
7423 (altivec_stvx_<mode>): Remove.
7424 (altivec_stvx_<mode>_internal): Document.
7425 (altivec_stvx_<mode>_2op): New define_insn.
7426 (altivec_stvx_<mode>_1op): Likewise.
7427 (altivec_stvx_<mode>_2op_si): Likewise.
7428 (altivec_stvx_<mode>_1op_si): Likewise.
7429 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7430 Expand vec_ld and vec_st during parsing.
7431 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7433 (altivec_expand_stvx_be): Likewise.
7434 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7435 address-masking behavior in RTL.
7436 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7437 address-masking behavior in RTL.
7438 (altivec_expand_builtin): Change builtin code arguments for calls
7439 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7440 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7441 presence of lvx/stvx patterns.
7442 (alignment_with_canonical_addr): New function.
7443 (alignment_mask): Likewise.
7444 (find_alignment_op): Likewise.
7445 (recombine_lvx_pattern): Likewise.
7446 (recombine_stvx_pattern): Likewise.
7447 (recombine_lvx_stvx_patterns): Likewise.
7448 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7449 stvx patterns from expand.
7450 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7452 (vector_altivec_store_<mode>): Likewise.
7454 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7456 * config/aarch64/aarch64.md
7457 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7458 remove the "fp" attributes.
7459 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7460 add the "simd" attributes.
7461 (*movdf_aarch64): Likewise.
7462 (*movtf_aarch64): Remove the "fp" attributes.
7463 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7464 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7466 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7468 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7469 rtx to rtx_code_label *.
7470 * rtl.h (maybe_set_first_label_num): Likewise.
7472 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7474 * df-core.c (df_add_problem): Make the problem param be const.
7475 (df_remove_problem): Make local "problem" be const.
7476 * df-problems.c (problem_RD): Make const.
7477 (problem_LR): Likewise.
7478 (problem_LIVE): Likewise.
7479 (problem_MIR): Likewise.
7480 (problem_CHAIN): Likewise.
7481 (problem_WORD_LR): Likewise.
7482 (problem_NOTE): Likewise.
7483 (problem_MD): Likewise.
7484 * df-scan.c (problem_SCAN): Likewise.
7485 * df.h (struct df_problem): Make field "dependent_problem" be
7487 (struct dataflow): Likewise for field "problem".
7488 (df_add_problem): Make param const.
7490 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7492 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7493 inter-unit moves to/from vector registers are enabled. Do not disable
7496 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7498 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7499 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7501 (enum df_problem_id): ...this new enum.
7502 (struct df_problem): Convert field "id" from "int" to
7505 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7507 * rtl.def: Update comment for "things in the instruction chain" to
7508 reflect the removal of the leading "i" field for INSN_UID in
7509 r210360. Fix bogus apostrophe.
7511 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7513 * config/i386/i386.md
7514 (lea arith with mem operand + setcc peephole2): Set operator mode.
7516 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7519 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7520 (dimode_scalar_to_vector_candidate_p): This.
7521 (timode_scalar_to_vector_candidate_p): New function.
7522 (scalar_to_vector_candidate_p): Likewise.
7523 (timode_check_non_convertible_regs): Likewise.
7524 (timode_remove_non_convertible_regs): Likewise.
7525 (remove_non_convertible_regs): Likewise.
7526 (remove_non_convertible_regs): Renamed to ...
7527 (dimode_remove_non_convertible_regs): This.
7528 (scalar_chain::~scalar_chain): Make it virtual.
7529 (scalar_chain::compute_convert_gain): Make it pure virtual.
7530 (scalar_chain::mark_dual_mode_def): Likewise.
7531 (scalar_chain::convert_insn): Likewise.
7532 (scalar_chain::convert_registers): Likewise.
7533 (scalar_chain::add_to_queue): Make it protected.
7534 (scalar_chain::emit_conversion_insns): Likewise.
7535 (scalar_chain::replace_with_subreg): Likewise.
7536 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7537 (scalar_chain::convert_op): Likewise.
7538 (scalar_chain::convert_reg): Likewise.
7539 (scalar_chain::make_vector_copies): Likewise.
7540 (scalar_chain::convert_registers): New pure virtual function.
7541 (class dimode_scalar_chain): New class.
7542 (class timode_scalar_chain): Likewise.
7543 (scalar_chain::mark_dual_mode_def): Renamed to ...
7544 (dimode_scalar_chain::mark_dual_mode_def): This.
7545 (timode_scalar_chain::mark_dual_mode_def): New function.
7546 (timode_scalar_chain::convert_insn): Likewise.
7547 (dimode_scalar_chain::convert_registers): Likewise.
7548 (scalar_chain::compute_convert_gain): Renamed to ...
7549 (dimode_scalar_chain::compute_convert_gain): This.
7550 (scalar_chain::replace_with_subreg): Renamed to ...
7551 (dimode_scalar_chain::replace_with_subreg): This.
7552 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7553 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7554 (scalar_chain::make_vector_copies): Renamed to ...
7555 (dimode_scalar_chain::make_vector_copies): This.
7556 (scalar_chain::convert_reg): Renamed to ...
7557 (dimode_scalar_chain::convert_reg ): This.
7558 (scalar_chain::convert_op): Renamed to ...
7559 (dimode_scalar_chain::convert_op): This.
7560 (scalar_chain::convert_insn): Renamed to ...
7561 (dimode_scalar_chain::convert_insn): This.
7562 (scalar_chain::convert): Call convert_registers.
7563 (convert_scalars_to_vector): Change to scalar_chain pointer to
7564 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7565 in 32-bit mode. Delete scalar_chain pointer. Call
7566 free_dominance_info in 64-bit mode.
7567 (pass_stv::gate): Remove TARGET_64BIT check.
7568 (ix86_option_override): Put the 64-bit STV pass before the CSE
7571 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7573 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7574 dw_loc_frame_offset field.
7575 * dwarf2out.c (new_loc_descr): Likewise.
7576 (resolve_args_picking_1): Turn the VISITED hash set into a
7577 FRAME_OFFSET hash map. Use it to associate a frame offset to
7578 visited nodes. Remove uses of the CHECKING_P macro.
7579 (resolve_args_picking): Update call to resolve_args_picking_1.
7581 2016-04-27 Martin Liska <mliska@suse.cz>
7583 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7584 (free_loop_data): Release vuses of groups.
7586 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7588 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7589 instead of redundant use_id and boolean have_use_for.
7590 (struct iv_use): Change sub_id into group_id. Remove field next.
7591 Move fields: related_cands, n_map_members, cost_map and selected
7593 (struct iv_group): ... here. New structure.
7594 (struct iv_common_cand): Use structure declaration directly.
7595 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7596 (MAX_CONSIDERED_USES): Rename macro to ...
7597 (MAX_CONSIDERED_GROUPS): ... here.
7598 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7599 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7600 (dump_uses): Rename to ...
7601 (dump_groups): ... here. Update all uses.
7602 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7603 (find_induction_variables): Refactor format of dump information.
7604 (record_sub_use): Delete.
7605 (record_use): Update all uses.
7606 (record_group): New function.
7607 (record_group_use, find_interesting_uses_op): Call above functions.
7609 (find_interesting_uses_cond): Ditto.
7610 (group_compare_offset): New function.
7611 (split_all_small_groups): Rename to ...
7612 (split_small_address_groups_p): ... here. Update all uses.
7613 (split_address_groups): Update all uses.
7614 (find_interesting_uses): Refactor format of dump information.
7615 (add_candidate_1): Update all uses. Remove redundant check on iv,
7617 (add_candidate, record_common_cand): Remove redundant assert.
7618 (add_iv_candidate_for_biv): Update use.
7619 (add_iv_candidate_derived_from_uses): Update all uses.
7620 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7621 (alloc_use_cost_map): Ditto.
7622 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7623 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7624 (determine_use_iv_cost_generic): Ditto.
7625 (determine_group_iv_cost_generic): Ditto.
7626 (determine_use_iv_cost_address): Ditto.
7627 (determine_group_iv_cost_address): Ditto.
7628 (determine_use_iv_cost_condition): Ditto.
7629 (determine_group_iv_cost_cond): Ditto.
7630 (determine_use_iv_cost): Ditto.
7631 (determine_group_iv_cost): Ditto.
7632 (set_autoinc_for_original_candidates): Update all uses.
7633 (find_iv_candidates): Update all uses. Refactor dump information.
7634 (determine_use_iv_costs): Ditto.
7635 (determine_iv_costs): Ditto.
7636 (iv_ca_cand_for_use): Rename to ...
7637 (iv_ca_cand_for_group): ... here. Update all uses.
7638 (iv_ca_add_use, iv_ca_add_group): Ditto.
7639 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7640 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7641 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7642 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7643 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7644 (create_new_iv, adjust_iv_update_pos): Ditto.
7645 (rewrite_use_address): Delete.
7646 (rewrite_use_address_1): Rename to ...
7647 (rewrite_use_address): ... here.
7648 (rewrite_use_compare): Update all uses.
7649 (rewrite_use): Delete.
7650 (rewrite_uses): Rename to ...
7651 (rewrite_groups): ... here. Update all uses.
7652 (remove_unused_ivs, free_loop_data): Update all uses.
7653 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7655 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7657 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7658 for WORD_REGISTER_OPERATIONS to runtime check.
7660 2016-04-27 Richard Biener <rguenther@suse.de>
7663 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7664 aggregate_value_p to determine if a function result is
7665 returned by reference.
7666 (ipa_pta_execute): Functions having their address taken are
7667 not automatically nonlocal.
7669 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7672 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7673 * fold-const.c (operand_equal_p): If flag_checking and
7674 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7675 and if it returns non-zero, assert iterative_hash_expr on both
7678 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7680 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7682 2016-04-27 Nick Clifton <nickc@redhat.com>
7685 * varasm.c (merge_weak): Generate an error if an attempt is made
7686 to convert a non-weak static function into a weak, public function.
7688 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7690 * params.def (MAX_PARTITION_SIZE): New param.
7691 * doc/invoke.texi: Document lto-max-partition.
7693 2016-04-27 Richard Biener <rguenther@suse.de>
7696 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7697 function cummulating used_from_other_partition, externally_visible
7698 and force_output from aliases.
7699 (refered_from_nonlocal_var): Likewise.
7700 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7701 node flags properly.
7703 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7705 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7706 (-Wmemset-elt-size): New item.
7708 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7711 * stor-layout.h (internal_reference_types): Delete.
7712 * stor-layout.c (reference_types_internal): Likewise.
7713 (internal_reference_types): Likewise.
7714 (layout_type) <REFERENCE_TYPE>: Adjust.
7716 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7719 * tree.h (inchash::add_expr): Add FLAGS argument.
7720 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7721 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7722 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7723 Formatting fix. Adjust recursive calls. For tcc_comparison,
7724 if swap_tree_comparison (code) is smaller than code, hash that
7725 and arguments in the other order. Hash CONVERT_EXPR the same
7726 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7727 of ADDR_EXPR of decl as the decl itself. Add or remove
7728 OEP_ADDRESS_OF from recursive flags as needed. For
7729 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
7730 operands commutatively and only the third one normally.
7731 For internal CALL_EXPR hash in CALL_EXPR_IFN.
7733 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
7735 * config/rtems.h (LIB_SPEC): Add -latomic.
7737 2016-04-27 Joel Sherrill <joel@rtems.org>
7739 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
7740 xilink.ld and flags not relevant to RTEMS.
7742 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
7744 * toplev.c (backend_init_target): Avoid calling init_reload when using
7747 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7749 * reorg.c (try_merge_delay_insns): Declare i and j inside the
7750 for loops rather than one for the whole function.
7752 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7754 * match.pd (X + CST CMP X): New transformation.
7756 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7758 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
7759 * fold-const.c (fold_binary_loc): Remove 2 transformations
7760 superseded by match.pd.
7761 * match.pd (x+x -> x*2): Generalize to integers.
7763 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
7765 * config/i386/i386.md (operation on memory peephole): Duplicate an
7766 existing peephole and adapt it to match lea rather than an operation
7769 PR rtl-optimization/57193
7770 * opts.c (default_options_table): Add OPT_frename_registers at -O2
7772 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
7774 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7776 * tree-if-conv.c (any_pred_load_store): New static variable.
7777 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
7778 any_pred_load_store instead of and_mask_load_store.
7779 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
7780 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
7781 (combine_blocks, tree_if_conversion): Ditto.
7783 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7785 PR tree-optimization/70771
7786 PR tree-optimization/70775
7787 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
7788 virtual PHI nodes. Delete parameter.
7789 (if_convertible_loop_p_1): Delete argument to above function.
7790 (predicate_all_scalar_phis): Delete code handling single-argument
7792 (tree_if_conversion): Mark and update virtual SSA.
7794 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7797 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
7798 (x86_elf_aligned_common): Rename to ...
7799 (x86_elf_aligned_decl_common): ... this.
7800 Add decl arg. Switch to .lbss for largecomm object. Use
7801 LARGECOMM_SECTION_ASM_OP.
7802 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
7804 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
7805 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
7807 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7808 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
7810 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7813 * config/i386/i386.c (SECTION_LARGE): Define.
7814 (x86_64_elf_select_section): Set it for large data/bss sections.
7815 Only clear SECTION_WRITE for .lrodata.
7816 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
7818 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
7819 * varasm.c (default_elf_asm_named_section): Grow flagchars.
7820 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
7822 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
7823 * doc/tm.texi: Regenerate.
7825 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7828 * configure.ac (--enable-checking): Document extra flag, for
7829 non-release builds default to --enable-checking=yes,extra.
7830 If misc checking and extra checking, define CHECKING_P to 2 instead
7832 * common.opt (fchecking=): Add.
7833 * doc/invoke.texi (-fchecking=): Document.
7834 * doc/install.texi: Document --enable-checking changes.
7835 * configure: Regenerated.
7836 * config.in: Regenerated.
7838 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7840 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
7841 attribute instead of which_alternative.
7842 * config/i386/sse.md (*mov<mode>_internal): Ditto.
7843 Use EXT_REX_SSE_REG_P where appropriate.
7845 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7847 * config/i386/predicates.md (const0_operand): Do not match
7848 const_wide_int code.
7849 (const1_operand): Ditto.
7851 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7853 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
7854 for SSE constm1 operands and TARGET_AVX512VL.
7855 (*movti_internal): Ditto.
7856 (*mov<mode>_or): Use constm1_operand predicate.
7857 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
7858 for SSE vector_all_ones operands and TARGET_AVX512VL.
7859 * config/i386/predicates.md (constm1_operand): New predicate.
7860 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
7861 emission of constant -1 load.
7863 2016-04-25 Jason Merrill <jason@redhat.com>
7865 * gdbinit.in: Skip is-a.h.
7867 * attribs.c (register_scoped_attributes): Fix logic.
7868 * attribs.h: Declare register_scoped_attributes.
7870 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7872 * config/rs6000/rs6000-builtin.def: Correct pasto error for
7873 stxvd2x and stxvw4x built-in functions.
7875 2016-04-25 DJ Delorie <dj@redhat.com>
7877 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
7878 (ashrhi3): Likewise.
7879 (lshrhi3): Likewise.
7881 2016-04-25 Richard Biener <rguenther@suse.de>
7883 PR tree-optimization/70780
7884 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
7886 (compute_antic): Mark blocks with abnormal preds as visited as
7887 they have a final empty antic-in solution already.
7889 2016-04-25 Michael Collison <michael.collison@linaro.org>
7891 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
7893 2016-04-25 Michael Collison <michael.collison@linaro.org>
7895 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
7896 mode is VQI to improve mixed mode vectorization.
7897 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
7898 define_insn to match low half of signed vaddw.
7899 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
7900 define_insn to match high half of signed vaddw.
7901 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
7902 define_insn to match low half of unsigned vaddw.
7903 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
7904 define_insn to match high half of unsigned vaddw.
7905 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
7906 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7907 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
7909 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7910 * config/arm/predicates.md (vect_par_constant_high): Support
7911 big endian and simplify by calling
7912 arm_simd_check_vect_par_cnst_half
7913 (vect_par_constant_low): Likewise.
7915 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7917 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
7918 predicate for operand 2.
7920 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
7921 H.J. Lu <hongjiu.lu@intel.com>
7923 * config/i386/i386-protos.h (standard_sse_constant_p): Add
7924 machine_mode argument.
7925 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
7926 constm1_rtx operands. For VOIDmode constants, get mode from
7927 pred_mode. Check mode size if the mode is supported by ABI.
7928 (standard_sse_constant_opcode): Do not use standard_constant_p.
7929 Strictly check ABI support for all-ones operands.
7930 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
7931 immediates. Update calls to standard_sse_constant_p.
7932 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
7933 (ix86_rtx_costs): Ditto.
7934 * config/i386/i386.md (*movxi_internal_avx512f): Use
7935 nonimmediate_or_sse_const_operand instead of vector_move_operand.
7936 Use (v,BC) alternative instead of (v,C). Use register_operand
7937 checks instead of MEM_P.
7938 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
7939 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
7940 isa attribute. Use register_operand checks instead of MEM_P.
7941 (*movti_internal): Use nonimmediate_or_sse_const_operand for
7942 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
7943 alternative and corresponding sse2 isa attribute.
7944 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
7945 to standard_sse_constant_p.
7946 (FP constant splitters): Ditto.
7947 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
7949 * config/i386/predicates.md (constm1_operand): Remove.
7950 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
7951 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
7952 vector_all_ones_operand instead of constm1_operand.
7954 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7956 * print-rtl.c (print_rtx_insn_vec): New function.
7957 * print-rtl.h: New prototype.
7958 * store-motion.c (struct st_expr): Make avail_stores a vector.
7959 (st_expr_entry): Adjust.
7960 (free_st_expr_entry): Likewise.
7961 (print_store_motion_mems): Likewise.
7962 (find_moveable_store): Likewise.
7963 (compute_store_table): Likewise.
7964 (delete_store): Likewise.
7965 (build_store_vectors): Likewise.
7967 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7969 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
7971 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7973 * vec.h (vec_safe_contains): New function.
7974 (vec::contains): Likewise.
7975 (vec::begin): Likewise.
7976 (vec::end): Likewise.
7978 2016-04-23 Jakub Jelinek <jakub@redhat.com>
7981 * cfgexpand.c (expand_stack_vars): Fix typo.
7983 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7985 * system.h (list, map, set, vector): Include conditionally.
7986 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
7987 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
7988 * ipa-icf.c (INCLUDE_LIST): Define.
7989 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
7990 * config/sh/sh.c (INCLUDE_VECTOR): Define.
7991 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
7992 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
7993 * cp/logic.cc (INCLUDE_LIST): Define.
7994 * fortran/trans-common.c (INCLUDE_MAP): Define.
7996 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7998 * auto-profile.c: Remove <string.h> include.
7999 * ipa-icf-gimple.c: Remove <list> include.
8000 * diagnostic.c: Remove <new> include.
8001 * genmatch.c: Likewise.
8002 * pretty-print.c: Likewise.
8003 * toplev.c: Likewise
8004 * c/c-objc-common.c: Likewise.
8005 * cp/error.c: Likewise.
8006 * fortran/error.c: Likewise.
8008 2016-04-22 Richard Biener <rguenther@suse.de>
8010 * lto-streamer-in.c (input_ssa_names): Do not allocate
8011 GIMPLE_NOP for all SSA names.
8012 * lto-streamer-out.c (output_ssa_names): Do not output
8013 SSA names that should have been released.
8015 2016-04-22 Richard Biener <rguenther@suse.de>
8017 PR tree-optimization/70740
8018 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
8021 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
8024 * config/i386/predicates.md (call_insn_operand): Replace
8025 sibcall_memory_operand with memory_operand.
8027 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
8029 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
8030 has_single_use() tests.
8031 (register_edge_assert_for_1): Likewise.
8032 (find_assert_locations_1): Check the liveness bitmap instead of
8033 checking has_single_use().
8035 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
8038 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
8039 Extract AVX-512BW constraint from AVX.
8041 2016-04-21 Richard Biener <rguenther@suse.de>
8043 PR tree-optimization/70725
8044 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
8045 for phi_convertible_by_degenerating_args.
8046 (predicate_all_scalar_phis): Handle single-argument PHIs.
8048 2016-04-21 Richard Biener <rguenther@suse.de>
8051 * fold-const.c (fold_comparison): Return properly typed
8054 2016-04-21 Bin Cheng <bin.cheng@arm.com>
8056 PR tree-optimization/70715
8057 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8058 after expanding BASE using expand_simple_operations.
8060 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8062 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
8063 New transformations.
8065 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8067 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
8069 2016-04-20 Jan Hubicka <jh@suse.cz>
8071 * ipa-inline.c (can_inline_edge_p): Pass caller info to
8072 ultiimate_alias_target.
8073 (update_callee_keys): Likewise.
8074 (lookup_recursive_calls): Likewise.
8075 (speculation_useful_p): Likewise.
8077 2016-04-20 Jan Hubicka <jh@suse.cz>
8080 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
8081 (set_nothrow_flag_1): ... this; handle interposition correctly;
8082 recurse on aliases and thunks.
8083 (cgraph_node::set_nothrow_flag): New.
8084 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
8085 functions compiled with non-call exceptions that binds to current
8087 (propagate_nothrow): Be safe WRT interposition.
8088 * cgraph.h (set_nothrow_flag): Update prototype.
8090 2016-04-18 Jan Hubicka <jh@suse.cz>
8092 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8093 max_loop_iterations_int.
8094 (tree_unswitch_outer_loop): Likewise.
8096 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8098 PR tree-optimization/69489
8099 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
8100 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
8101 Revise dump message.
8102 (if_convertible_bb_p): Remove check on edge count of basic block's
8105 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8107 PR tree-optimization/56625
8108 PR tree-optimization/69489
8109 * tree-data-ref.h (DR_INNERMOST): New macro.
8110 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
8111 hashing struct innermost_loop_behavior.
8112 (ref_DR_map): Remove.
8113 (innermost_DR_map): New map.
8114 (baseref_DR_map): Revise comment.
8115 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
8116 to innermost_DR_map accroding to its innermost loop behavior.
8117 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
8118 to its innermost loop behavior.
8119 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
8120 Add initialization for innermost_DR_map. Record memory reference
8121 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
8122 have innermost loop behavior.
8123 (if_convertible_loop_p): Remove release for ref_DR_map. Release
8126 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
8128 * config/i386/i386.md (*lea<mode>_general_1): Rename from
8129 *lea_general_1. Use explicit SWI12 mode interator.
8130 (*lea<mode>_general_2): Rename from *lea_general_2.
8131 Use explicit SWI12 mode interator.
8132 (*lea<mode>_general_3): Rename from *lea_general_3.
8133 Use explicit SWI12 mode interator.
8134 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
8135 Use explicit SWI12 mode interator.
8136 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
8137 Use explicit SWI48 mode interator.
8139 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8141 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
8142 Short-cut unaligned load and store cases. Handle all integer
8144 (ix86_expand_vector_move_misalign): Short-cut unaligned load
8145 and store cases. Call ix86_avx256_split_vector_move_misalign
8146 directly without checking mode class.
8148 2016-04-20 Andrew Pinski <apinski@cavium.com>
8149 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8152 * config/aarch64/aarch64.md (sibcall): Force call
8153 address to be DImode for ILP32.
8154 (sibcall_value): Likewise.
8156 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8158 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
8160 2016-04-20 Richard Biener <rguenther@suse.de>
8162 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
8163 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
8164 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
8165 (maybe_push_res_to_seq): Adjust.
8166 * gimple-fold.c (maybe_build_generic_op): Likewise.
8168 2016-04-20 Marek Polacek <polacek@redhat.com>
8170 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
8173 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
8175 * config/i386/sse.md (vec_unpacks_lo_hi): Always
8176 use kmovw to support AVX512F target.
8178 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8180 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
8182 2016-04-20 Marek Polacek <polacek@redhat.com>
8184 PR tree-optimization/70725
8185 * tree-if-conv.c (is_false_predicate): New function.
8186 (predicate_mem_writes): Use it.
8188 2016-04-20 Richard Biener <rguenther@suse.de>
8190 PR tree-optimization/70726
8191 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8192 shift amounts from a pattern stmt operand.
8194 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8197 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8198 stack_restore_from_fpr pattern when restoring r15.
8199 (s390_optimize_prologue): Strip away the memory barrier in the
8200 parallel when trying to get rid of restore insns.
8201 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8202 definition for loading the stack pointer from an FPR. Compared to
8203 the normal move insn this pattern includes a full memory barrier.
8205 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8208 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8209 implicitly linear or lastprivate iterator on the outer context.
8211 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8213 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8215 * config/i386/i386.md (ssememalign): Removed.
8216 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8218 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8221 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8222 const short * to __builtin_ia32_loaddquhi512_mask.
8223 (_mm512_maskz_loadu_epi16): Likewise.
8224 (_mm512_mask_storeu_epi16): Pass short * to
8225 __builtin_ia32_storedquhi512_mask.
8226 (_mm512_mask_loadu_epi8): Pass const char * to
8227 __builtin_ia32_loaddquqi512_mask.
8228 (_mm512_maskz_loadu_epi8): Likewise.
8229 (_mm512_mask_storeu_epi8): Pass char * to
8230 __builtin_ia32_storedquqi512_mask.
8231 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8232 const double * to __builtin_ia32_loadupd512_mask.
8233 (_mm512_mask_loadu_pd): Likewise.
8234 (_mm512_maskz_loadu_pd): Likewise.
8235 (_mm512_storeu_pd): Pass double * to
8236 __builtin_ia32_storeupd512_mask.
8237 (_mm512_mask_storeu_pd): Likewise.
8238 (_mm512_loadu_ps): Pass const float * to
8239 __builtin_ia32_loadups512_mask.
8240 (_mm512_mask_loadu_ps): Likewise.
8241 (_mm512_maskz_loadu_ps): Likewise.
8242 (_mm512_storeu_ps): Pass float * to
8243 __builtin_ia32_storeups512_mask.
8244 (_mm512_mask_storeu_ps): Likewise.
8245 (_mm512_mask_loadu_epi64): Pass const long long * to
8246 __builtin_ia32_loaddqudi512_mask.
8247 (_mm512_maskz_loadu_epi64): Likewise.
8248 (_mm512_mask_storeu_epi64): Pass long long *
8249 to __builtin_ia32_storedqudi512_mask.
8250 (_mm512_loadu_si512): Pass const int * to
8251 __builtin_ia32_loaddqusi512_mask.
8252 (_mm512_mask_loadu_epi32): Likewise.
8253 (_mm512_maskz_loadu_epi32): Likewise.
8254 (_mm512_storeu_si512): Pass int * to
8255 __builtin_ia32_storedqusi512_mask.
8256 (_mm512_mask_storeu_epi32): Likewise.
8257 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8258 char * to __builtin_ia32_storedquqi256_mask.
8259 (_mm_mask_storeu_epi8): Likewise.
8260 (_mm256_mask_loadu_epi16): Pass const short * to
8261 __builtin_ia32_loaddquhi256_mask.
8262 (_mm256_maskz_loadu_epi16): Likewise.
8263 (_mm_mask_loadu_epi16): Pass const short * to
8264 __builtin_ia32_loaddquhi128_mask.
8265 (_mm_maskz_loadu_epi16): Likewise.
8266 (_mm256_mask_loadu_epi8): Pass const char * to
8267 __builtin_ia32_loaddquqi256_mask.
8268 (_mm256_maskz_loadu_epi8): Likewise.
8269 (_mm_mask_loadu_epi8): Pass const char * to
8270 __builtin_ia32_loaddquqi128_mask.
8271 (_mm_maskz_loadu_epi8): Likewise.
8272 (_mm256_mask_storeu_epi16): Pass short * to.
8273 __builtin_ia32_storedquhi256_mask.
8274 (_mm_mask_storeu_epi16): Pass short * to.
8275 __builtin_ia32_storedquhi128_mask.
8276 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8277 const double * to __builtin_ia32_loadupd256_mask.
8278 (_mm256_maskz_loadu_pd): Likewise.
8279 (_mm_mask_loadu_pd): Pass onst double * to
8280 __builtin_ia32_loadupd128_mask.
8281 (_mm_maskz_loadu_pd): Likewise.
8282 (_mm256_mask_storeu_pd): Pass double * to
8283 __builtin_ia32_storeupd256_mask.
8284 (_mm_mask_storeu_pd): Pass double * to
8285 __builtin_ia32_storeupd128_mask.
8286 (_mm256_mask_loadu_ps): Pass const float * to
8287 __builtin_ia32_loadups256_mask.
8288 (_mm256_maskz_loadu_ps): Likewise.
8289 (_mm_mask_loadu_ps): Pass const float * to
8290 __builtin_ia32_loadups128_mask.
8291 (_mm_maskz_loadu_ps): Likewise.
8292 (_mm256_mask_storeu_ps): Pass float * to
8293 __builtin_ia32_storeups256_mask.
8294 (_mm_mask_storeu_ps): ass float * to
8295 __builtin_ia32_storeups128_mask.
8296 (_mm256_mask_loadu_epi64): Pass const long long * to
8297 __builtin_ia32_loaddqudi256_mask.
8298 (_mm256_maskz_loadu_epi64): Likewise.
8299 (_mm_mask_loadu_epi64): Pass const long long * to
8300 __builtin_ia32_loaddqudi128_mask.
8301 (_mm_maskz_loadu_epi64): Likewise.
8302 (_mm256_mask_storeu_epi64): Pass long long * to
8303 __builtin_ia32_storedqudi256_mask.
8304 (_mm_mask_storeu_epi64): Pass long long * to
8305 __builtin_ia32_storedqudi128_mask.
8306 (_mm256_mask_loadu_epi32): Pass const int * to
8307 __builtin_ia32_loaddqusi256_mask.
8308 (_mm256_maskz_loadu_epi32): Likewise.
8309 (_mm_mask_loadu_epi32): Pass const int * to
8310 __builtin_ia32_loaddqusi128_mask.
8311 (_mm_maskz_loadu_epi32): Likewise.
8312 (_mm256_mask_storeu_epi32): Pass int * to
8313 __builtin_ia32_storedqusi256_mask.
8314 (_mm_mask_storeu_epi32): Pass int * to
8315 __builtin_ia32_storedqusi128_mask.
8316 * config/i386/i386-builtin-types.def (PCSHORT): New.
8318 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8319 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8320 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8321 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8322 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8323 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8324 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8325 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8326 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8327 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8328 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8329 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8330 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8331 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8332 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8333 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8334 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8335 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8336 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8337 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8338 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8339 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8340 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8341 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8342 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8343 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8344 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8345 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8346 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8347 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8348 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8349 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8350 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8351 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8352 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8353 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8354 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8355 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8356 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8357 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8358 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8359 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8360 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8361 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8362 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8363 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8364 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8365 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8366 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8368 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8369 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8371 (ix86_expand_vector_move_misalign): Likewise.
8372 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8373 to scalar function prototype for unaligned load/store builtins.
8374 (ix86_expand_special_args_builtin): Updated.
8375 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8376 (UNSPEC_STOREU): Likewise.
8377 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8378 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8379 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8380 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8381 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8382 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8383 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8384 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8385 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8386 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8387 (<avx512>_storedqu<mode>_mask): Likewise.
8388 (*sse4_2_pcmpestr_unaligned): Likewise.
8389 (*sse4_2_pcmpistr_unaligned): Likewise.
8390 (*mov<mode>_internal): Renamed to ...
8391 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8392 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8393 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8394 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8396 2016-04-19 Richard Biener <rguenther@suse.de>
8398 PR tree-optimization/70171
8399 * tree-ssa-phiprop.c: Include stor-layout.h.
8400 (phiprop_insert_phi): Handle the aggregate copy case.
8401 (propagate_with_phi): Likewise.
8403 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8405 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8406 instead of simplify_gen_subreg (... , 0).
8407 (ix86_delegitimize_address): Ditto.
8408 (ix86_split_divmod): Ditto.
8409 (ix86_split_copysign_const): Ditto.
8410 (ix86_split_copysign_var): Ditto.
8411 (ix86_expand_args_builtin): Ditto.
8412 (ix86_expand_round_builtin): Ditto.
8413 (ix86_expand_special_args_builtin): Ditto.
8414 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8415 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8416 (udivmodqi4): Ditto.
8417 (absneg splitters): Ditto.
8418 (*jcc_bt<mode>_1): Ditto.
8420 2016-04-19 Richard Biener <rguenther@suse.de>
8422 PR tree-optimization/70724
8423 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8424 restoring out from ...
8425 (free_scc_vn): ... here.
8426 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8427 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8429 (pass_fre::execute): Restore SSA info.
8431 2016-04-19 Richard Biener <rguenther@suse.de>
8433 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8434 * gimple-walk.c (walk_gimple_op): Initialize it.
8435 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8436 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8437 remapping SSA names of defs.
8438 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8441 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8444 * lra-constraints.c (equiv_substition_p): New.
8445 (process_alt_operands): Use it.
8446 (swap_operands): Swap it.
8447 (curr_insn_transform): Update it.
8449 2016-04-18 Michael Matz <matz@suse.de>
8451 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8452 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8453 * tree-core.h (tree_type_common.align): Use bit-field.
8454 (tree_type_common.spare): New.
8455 (tree_decl_common.off_align): Make smaller.
8456 (tree_decl_common.align): Use bit-field.
8458 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8459 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8460 (scan_sharing_clauses): Ditto.
8461 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8462 (omp_finish_file): Ditto.
8463 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8464 (layout_decl): Ditto.
8465 (relayout_decl): Ditto.
8466 (finalize_record_size): Use SET_TYPE_ALIGN.
8467 (finalize_type_size): Ditto.
8468 (finish_builtin_struct): Ditto.
8469 (layout_type): Ditto.
8470 (initialize_sizetypes): Ditto.
8471 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8472 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8473 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8474 (get_chain_field): Ditto.
8475 (get_trampoline_type): Ditto.
8476 (get_nl_goto_field): Ditto.
8477 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8479 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8480 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8481 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8482 (build_qualified_type): Use SET_TYPE_ALIGN.
8483 (build_aligned_type, build_range_type_1): Ditto.
8484 (build_atomic_base): Ditto.
8485 (build_common_tree_nodes): Ditto.
8486 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8487 (expand_one_stack_var_at): Ditto.
8488 * coverage.c (build_var): Use SET_DECL_ALIGN.
8489 * except.c (init_eh): Ditto.
8490 * function.c (assign_parm_setup_block): Ditto.
8491 * symtab.c (increase_alignment_1): Ditto.
8492 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8493 * tree-vect-stmts.c (ensure_base_align): Ditto.
8494 * varasm.c (align_variable): Ditto.
8495 (assemble_variable): Ditto.
8496 (build_constant_desc): Ditto.
8497 (output_constant_def_contents): Ditto.
8499 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8500 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8501 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8502 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8503 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8505 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8508 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8509 replace %vmovsd with "%vmovq".
8510 (vec_concatv2df): Likewise.
8512 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8514 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8515 (*vec_extractv2si_0): Ditto.
8516 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8517 (zero_extended_scalar_load_operand splitters): Ditto.
8518 (vec_extract splitters): Ditto.
8519 (*vec_extractv4si_0_zext): Ditto.
8520 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8522 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8523 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8524 (*sse4_1_extractps): Use lowpart_subreg.
8525 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8527 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8529 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8531 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8532 Mention Solaris 11 packaging changes.
8533 Update gas and gld requirements.
8534 Remove reference to pre-Solaris 10 bug.
8535 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8537 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8540 2016-04-17 Jan Hubicka <jh@suse.cz>
8542 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8543 max_loop_iterations_int.
8545 2016-04-18 Richard Biener <rguenther@suse.de>
8547 PR tree-optimization/43434
8548 * tree-ssa-structalias.c (struct vls_data): New.
8549 (visit_loadstore): Handle all pointer-based accesses.
8550 (compute_dependence_clique): Compute a bitmap of restrict tags
8551 assigned bases and pass it to visit_loadstore.
8553 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8556 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8557 armv8.1-a and armv8.1-a+crc.
8559 2016-04-18 Richard Biener <rguenther@suse.de>
8561 PR tree-optimization/70701
8562 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8563 references after translating through a memcpy.
8565 2016-04-18 Richard Biener <rguenther@suse.de>
8567 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8568 (compute_antic): ... here. For partial antic use regular
8569 postorder and scrap iteration.
8570 (compute_partial_antic_aux): Remove unused return value.
8571 (init_pre): Do not allocate postorder.
8572 (fini_pre): Do not free postorder.
8574 2016-04-18 Richard Biener <rguenther@suse.de>
8577 * expmed.c (extract_bit_field_1): Remove broken case
8578 using a wider MODE_INT mode.
8580 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8582 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8583 unless compiling with at least GCC-4.8.
8585 2016-04-17 Jan Hubicka <jh@suse.cz>
8588 * graphite.c (graphite_finalize): Update call to
8589 tree_estimate_probability.
8590 * predict.h (tree_estimate_probability): Update prototype.
8592 2016-04-17 Jan Hubicka <jh@suse.cz>
8594 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8595 (tree_estimate_probability): Likewise.
8596 (pass_profile::execute): Update.
8597 (report_predictor_hitrates): New function.
8598 * profile.c (compute_branch_probabilities): Use it.
8599 * predict.h (report_predictor_hitrates): Declare.
8601 2016-04-17 Jan Hubicka <jh@suse.cz>
8604 * cgraph.h (cgraph_node::set_const_flag,
8605 cgraph_node::set_pure_flag): Update prototype to return bool;
8607 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8608 of interposable symbol are interposable, too.
8609 (cgraph_set_const_flag_1): Rename to ...
8610 (set_const_flag_1): ... this one; change to self recursive function
8611 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8612 clearnig the flag in all variants and also virtual thunks of const
8613 functions are pure; track if any change was done.
8614 (cgraph_node::set_const_flag): Update.
8615 (struct set_pure_flag_info): New struct.
8616 (cgraph_set_pure_flag_1): Rename to ...
8617 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8618 rather than pointer encoded flags; track if any changes was done;
8619 handle correctly clearning flag and setting flag of aliases already
8621 (cgraph_node::set_pure_flag): Update.
8622 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8624 2016-04-17 Tom de Vries <tom@codesourcery.com>
8627 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8630 2016-04-17 Tom de Vries <tom@codesourcery.com>
8632 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8633 '{}<> ' as escape-for-record.
8635 2016-04-17 Tom de Vries <tom@codesourcery.com>
8637 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8640 2016-04-17 Tom de Vries <tom@codesourcery.com>
8643 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8644 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8645 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8646 * passes.c (finish_optimization_passes): Only call
8647 finish_graph_dump_file if dfi->graph_dump_initialized.
8648 (execute_function_dump, pass_init_dump_file): Use
8649 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8651 2016-04-17 Tom de Vries <tom@codesourcery.com>
8653 PR tree-optimization/70256
8654 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8655 (debug_varmap): New function.
8657 2016-04-17 Tom de Vries <tom@codesourcery.com>
8660 * passes.c (pass_manager::register_pass): Propagate pflags.
8662 2016-04-17 Tom de Vries <tom@codesourcery.com>
8665 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8666 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8667 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8668 check if it's equal to p_start.
8669 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8671 2016-04-15 Jan Hubicka <jh@suse.cz>
8674 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8675 function does not bind to current def.
8676 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8677 handle conservatively calls to functions that does not need to bind
8679 (check_call): Update call of worse_state.
8680 (ignore_edge_for_nothrow): Update.
8681 (ignore_edge_for_pure_const): Likewise.
8682 (propagate_pure_const): Update calls to worse_state.
8683 (skip_function_for_local_pure_const): Reformat comments.
8685 2016-04-15 Jan Hubicka <jh@suse.cz>
8688 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8689 (cgraph_node::function_symbol): Likewise.
8690 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8691 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8692 (symtab_node::ultimate_alias_target): Add REF parameter.
8693 (symtab_node::binds_to_current_def_p): Declare.
8694 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8695 (cgraph_node::function_symbol): Likewise.
8696 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8697 (cgraph_node::get_availability): Likewise.
8698 (cgraph_edge::binds_to_current_def_p): New inline function.
8699 (varpool_node::get_availability): Add REF parameter.
8700 (varpool_node::ultimate_alias_target): Likewise.
8701 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8702 (symtab_node::binds_to_current_def_p): Likewise.
8703 * varpool.c (varpool_node::get_availability): Likewise.
8705 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8708 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8709 Fix mode size check.
8711 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8713 * BASE-VER: Set to 7.0.0.
8715 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8717 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8719 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8721 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8722 architecture revisions.
8724 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8726 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8727 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8728 * config/i386/i386.md (stack decrement to push peepholes): Guard
8729 with !x86_using_red_zone ().
8731 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8734 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
8735 to dump_generic_node.
8736 (NIY): Pass also flags to do_niy.
8738 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
8740 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
8741 (simd_clone_vector_of_formal_parm_types)
8742 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
8743 (simd_clone_mangle, simd_clone_create)
8744 (simd_clone_adjust_return_type, create_tmp_simd_array)
8745 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
8746 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
8747 (ipa_simd_modify_function_body, simd_clone_linear_addend)
8748 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
8749 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
8750 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
8751 * omp-simd-clone.c: ... this new file.
8752 (simd_clone_vector_of_formal_parm_types): Make it static.
8753 * Makefile.in (OBJS): Add omp-simd-clone.o.
8755 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8758 * config/i386/sse.md: Use proper memory operand modifiers.
8761 2016-04-15 Richard Biener <rguenther@suse.de>
8762 Alan Modra <amodra@gmail.com>
8764 PR tree-optimization/70130
8765 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
8766 when alignment stays not the same and no not use the realign
8769 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8772 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8773 direct move handlers for KFmode. Change TFmode handlers test from
8774 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
8776 2016-04-14 Jakub Jelinek <jakub@redhat.com>
8779 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
8780 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
8781 (inlined_polymorphic_ctor_dtor_block_p): Use it.
8782 * tree-ssa-live.c (remove_unused_scope_block_p): When
8783 in_ctor_dtor_block, avoid discarding not just BLOCKs with
8784 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
8785 block_ultimate_origin is FUNCTION_DECL.
8786 (remove_unused_locals): If current_function_decl is
8787 polymorphic_ctor_dtor_p, pass initial true to
8788 remove_unused_scope_block_p' is_ctor_dtor_block.
8790 2016-04-14 Martin Sebor <msebor@redhat.com>
8795 * doc/extend.texi (Variable Length): Revert.
8797 2016-04-14 Marek Polacek <polacek@redhat.com>
8798 Jan Hubicka <hubicka@ucw.cz>
8801 * tree.c (verify_type): Disable the canonical type of main variant
8804 2016-04-14 Jason Merrill <jason@redhat.com>
8806 * cfgexpand.c, expr.c: Revert previous change.
8808 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
8811 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
8812 when building a mem ref for the incoming reduction variable.
8814 2016-04-14 Richard Biener <rguenther@suse.de>
8816 PR tree-optimization/70614
8817 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
8818 loop if the evolution dropped to chrec_dont_know.
8819 (interpret_condition_phi): Likewise.
8821 2016-04-14 Richard Biener <rguenther@suse.de>
8823 PR tree-optimization/70623
8824 * tree-ssa-pre.c (changed_blocks): Make global ...
8825 (compute_antic): ... local here. Move and fix worklist
8826 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
8827 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
8828 worklist handling, dump when ANTIC_IN changed.
8829 (compute_partial_antic_aux): Remove worklist handling.
8830 (init_pre): Do not compute post dominators. Add a comment about
8831 the CFG order chosen.
8832 (fini_pre): Do not free post dominators.
8834 2016-04-13 Martin Sebor <msebor@redhat.com>
8839 * doc/extend.texi (Variable Length): Document C++ specifics.
8841 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8844 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
8845 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
8846 eh edges have been purged.
8849 * tree-sra.c (create_access_replacement,
8850 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
8852 * tree-pretty-print.c (dump_fancy_name): New function.
8853 (dump_decl_name, dump_generic_node): Use it.
8855 2016-04-13 Jason Merrill <jason@redhat.com>
8857 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
8858 * expr.c (expand_expr_real_1): Likewise.
8860 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
8862 * config/i386/i386.md (kunpckhi): Swap operands.
8863 (kunpcksi): Likewise.
8864 (kunpckdi): Likewise.
8865 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
8866 (vec_pack_trunc_<mode>): Likewise.
8868 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8871 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
8874 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
8875 gimplification turns some element into non-constant.
8878 * rtl.h (convert_memory_address_addr_space_1): New prototype.
8879 * explow.c (convert_memory_address_addr_space_1): No longer static,
8880 add NO_EMIT argument and don't call convert_modes if true, pass
8881 it down recursively, remove break after return.
8882 (convert_memory_address_addr_space): Adjust caller.
8883 * simplify-rtx.c (simplify_unary_operation_1): Call
8884 convert_memory_address_addr_space_1 instead of convert_memory_address,
8885 if it returns NULL, don't simplify.
8887 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
8890 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
8892 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8894 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8895 Bump the upper SIMDLEN limits, so that if the return type or
8896 characteristic type if the return type is void can be passed in
8897 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
8900 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8903 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
8904 Do not use "=" constraint on an input constraint.
8905 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8906 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8907 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
8908 generates (neg (abs ...)) instead of (abs ...).
8910 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8912 PR rtl-optimization/70596
8913 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
8914 just invalidate LRA data and reset them. Adjust dump wording.
8916 2016-04-12 Martin Liska <mliska@suse.cz>
8919 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8921 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8923 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8924 max_loop_iterations_int.
8925 (tree_unswitch_outer_loop): Likewise.
8926 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8927 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8929 2016-04-12 Tom de Vries <tom@codesourcery.com>
8931 PR tree-optimization/68756
8932 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
8933 instead of new_name.
8935 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8937 PR tree-optimization/70602
8938 * tree-sra.c (generate_subtree_copies): Don't write anything into
8939 constant pool decls.
8941 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
8942 regardless whether there are depend clauses or not.
8944 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8947 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
8948 target attribute and pragma from changing the -mfloat128
8949 and -mfloat128-hardware options.
8951 * doc/extend.texi (Additional Floating Types): Document PowerPC
8952 __float128 restrictions.
8954 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8957 * config/aarch64/driver-aarch64.c
8958 (aarch64_get_extension_string_for_isa_flags): New.
8959 (arch_extension): Rename to...
8960 (aarch64_arch_extension): ...This.
8961 (ext_to_feat_string): Rename to...
8962 (aarch64_extensions): ...This.
8963 (aarch64_core_data): Keep track of architecture extension flags.
8964 (cpu_data): Rename to...
8965 (aarch64_cpu_data): ...This.
8966 (aarch64_arch_driver_info): Keep track of architecture extension
8968 (get_arch_name_from_id): Rename to...
8969 (get_arch_from_id): ...This, change return type.
8970 (host_detect_local_cpu): Update and reformat for renames, handle
8971 extensions through common infrastructure.
8973 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8976 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
8977 track of a canonical flag name.
8978 (all_extensions): Likewise.
8979 (arch_to_arch_name): Also track extension flags enabled by the arch.
8980 (all_architectures): Likewise.
8981 (aarch64_parse_extension): Move to here.
8982 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
8984 (aarch64_rewrite_selected_cpu): Update for above change.
8985 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
8986 are handled, such that the single explicit value enabled by an
8987 extension is kept seperate from the implicit values it also enables.
8988 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
8990 (aarch64_parse_extension): New.
8991 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
8992 here to config/aarch64/aarch64-protos.h.
8993 (aarch64_parse_extension): Move from here to
8994 common/config/aarch64/aarch64-common.c.
8995 (aarch64_option_print): Update.
8996 (aarch64_declare_function_name): Likewise.
8997 (aarch64_start_file): Likewise.
8998 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
8999 the canonical flag for extensions.
9000 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
9003 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9005 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
9008 2016-04-09 Tom de Vries <tom@codesourcery.com>
9010 PR tree-optimization/68953
9011 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
9012 first to last subscript.
9014 2016-04-09 Jakub Jelinek <jakub@redhat.com>
9016 PR tree-optimization/70586
9017 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
9020 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
9024 PR tree-optimization/70373
9028 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
9029 clauses for acc parallel reductions as necessary. Error on those
9031 * omp-low.c (scan_sharing_clauses): Don't install variables which
9032 are used in acc parallel reductions.
9033 (lower_rec_input_clauses): Remove dead code.
9034 (lower_oacc_reductions): Add support for reference reductions.
9035 (lower_reduction_clauses): Remove dead code.
9036 (lower_omp_target): Don't remap variables appearing in acc parallel
9038 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
9040 2016-04-08 Jakub Jelinek <jakub@redhat.com>
9043 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
9044 with multiple SSA_NAME defs, force the outputs other than first
9045 to be live before calling live_track_process_def on each output.
9047 PR rtl-optimization/70574
9048 * fwprop.c (forward_propagate_and_simplify): Don't add
9049 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
9050 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
9051 paradoxical subregs within *loc.
9053 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
9055 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
9056 -ftree-parallelize-loops={0,1}.
9057 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
9058 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
9059 * config/ia64/hpux.h (LIB_SPEC): Likewise.
9060 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
9061 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
9063 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
9066 * asan.c (instrument_derefs): If we get unknown location, extract it
9068 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
9070 2016-04-08 Tom de Vries <tom@codesourcery.com>
9072 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
9073 implicit firstprivate clause.
9075 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9078 * config/arm/thumb2.md (tst + branch-> lsls + branch
9079 peephole below *orsi_not_shiftsi_si): Require that condition
9080 register is dead after the peephole.
9081 (second peephole after the above): Likewise.
9083 2016-04-08 Alan Modra <amodra@gmail.com>
9086 * builtins.c (fold_builtin_classify): For IBM extended precision,
9087 look at just the high-order double to test for NaN.
9088 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
9089 test just the high double for Inf but both doubles for subnormal
9092 2016-04-07 Jakub Jelinek <jakub@redhat.com>
9094 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
9095 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
9096 node->simdclone->mask_mode != VOIDmode masks.
9097 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
9098 earlier, use it instead of node->simdclone.
9099 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9100 Set clonei->mask_mode.
9102 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9105 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
9106 Pass it through to cp_parser_already_scoped_statement.
9107 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
9108 it through to cp_parser_statement.
9109 (cp_parser_statement): Pass IF_P through to
9110 cp_parser_iteration_statement.
9111 (cp_parser_pragma): Adjust call to
9112 cp_parser_iteration_statement.
9114 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9117 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
9118 resolve a future -Wparentheses warning.
9119 * omp-low.c (scan_sharing_clauses): Likewise.
9120 * tree-parloops.c (eliminate_local_variables): Likewise.
9122 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
9124 PR rtl-optimization/70398
9125 * lra-constraints.c (process_address_1): Check zero scale and code
9126 for reloading with zero scale.
9128 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
9130 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
9131 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
9133 2016-04-06 Jakub Jelinek <jakub@redhat.com>
9135 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9136 Add support for AVX512F clones, include them by default for
9137 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
9138 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
9142 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
9143 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
9144 firstprivate clauses.
9145 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
9146 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
9147 (lower_omp_target): Set TREE_NO_WARNING for
9148 non-addressable possibly uninitialized vars which are copied into
9149 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
9151 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
9153 * config/pa/predicates.md (integer_store_memory_operand): Accept
9154 REG+D operands with a large offset when reload_in_progress is true.
9155 (floating_point_store_memory_operand): Likewise.
9157 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9160 * match.pd (nested int casts): Limit to GIMPLE.
9162 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
9165 * ipa-devirt.c (maybe_record_node): Fix comment; use
9166 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
9168 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9170 PR rtl-optimization/70542
9171 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
9172 if there are any uses other than insn or debug insns.
9174 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
9175 Jakub Jelinek <jakub@redhat.com>
9177 PR tree-optimization/70509
9178 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
9179 Shift HOST_WIDE_INT_1U instead of 1.
9181 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9183 PR tree-optimization/70509
9184 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9185 of the vector base type for index.
9187 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9190 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9192 2016-04-05 Richard Biener <rguenther@suse.de>
9194 PR tree-optimization/70526
9195 * tree-sra.c (build_ref_for_offset): Use prev_base to
9196 extract the alias pointer type.
9198 2016-04-05 Richard Biener <rguenther@suse.de>
9200 * dse.c (struct store_info): Remove alias_set member.
9201 (struct read_info_type): Likewise.
9202 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9203 spill_deleted, clear_alias_set_lookup): Remove.
9204 (get_group_info): Remove dead base == NULL_RTX case.
9205 (dse_step0): Remove initialization of removed variables.
9206 (delete_dead_store_insn): Reomve alias set dumping.
9207 (free_read_records): Remove alias_set handling.
9208 (canon_address): Remove alias_set_out parameter.
9209 (record_store): Remove spill_alias_set, it's always zero.
9210 (check_mem_read_rtx): Likewise.
9211 (dse_step2): Rename from ...
9212 (dse_step2_nospill): ... this. Adjust.
9213 (scan_stores): Rename from ...
9214 (scan_stores_nospill): ... this.
9215 (scan_reads): Rename from ...
9216 (scan_reads_nospill): ... this.
9217 (scan_stores_spill, scan_reads_spill): Remove.
9218 (dse_step3_scan): Remove for_spills argument which is always false.
9219 (dse_step3): Likewise.
9220 (dse_step5): Rename from ...
9221 (dse_step5_nospill): ... this. Remove alias_set handling.
9222 (rest_of_handle_dse): Adjust.
9224 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9227 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9228 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9229 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9230 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9232 2016-04-05 Richard Biener <rguenther@suse.de>
9235 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9236 non-register type temporaries into SSA.
9238 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9241 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9242 calls when sanitizing.
9243 (possible_polymorphic_call_target_p): Fix formatting.
9245 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9246 Jakub Jelinek <jakub@redhat.com>
9249 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9250 to ensure a call statement is compatible with a built-in's
9252 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9255 2016-04-04 Richard Biener <rguenther@suse.de>
9257 PR rtl-optimization/70484
9258 * rtl.h (canon_output_dependence): Declare.
9259 * alias.c (canon_output_dependence): New function.
9260 * dse.c (record_store): Use canon_output_dependence rather
9261 than canon_true_dependence.
9263 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9266 * cgraph.h (symtab_node::copy_visibility_from): New function.
9267 * symtab.c (symtab_node::copy_visibility_from): New function.
9268 * ipa-visibility.c (optimize_weakref): New function.
9269 (function_and_variable_visibility): Use it.
9271 2016-04-04 Martin Liska <mliska@suse.cz>
9274 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9275 value that is really in range handled by SBR instruction.
9276 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9277 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9278 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9280 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9284 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9285 set, but not for SP_REG operands.
9287 2016-04-02 Martin Sebor <msebor@redhat.com>
9290 * fold-const.c (maybe_nonzero_address): New function.
9291 (fold_comparison): Call it. Fold equality and relational
9292 expressions involving null pointers.
9293 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9295 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9297 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9298 the "Y" constraint (scalar FP 0.0 immediate).
9300 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9301 Add the "const_double" to the list of operand constraints.
9303 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9305 PR rtl-optimization/70467
9306 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9307 If low word of the last operand is 0, just emit addition/subtraction
9310 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9313 * config/s390/s390.c (s390_expand_insv): Check for everything
9314 constant instead of just VOIDmode stuff.
9316 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9319 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9321 2016-04-01 Nathan Sidwell <nathan@acm.org>
9323 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9325 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9327 PR rtl-optimization/70461
9328 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9331 2016-03-31 Martin Liska <mliska@suse.cz>
9334 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9335 a tree value or an immediate integer value to a buffer
9336 that is eventually copied to a BRIG section.
9337 (emit_immediate_operand): Call the function here.
9338 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9339 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9340 of class' fields that are removed.
9341 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9342 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9343 m_brig_repr_size fields.
9345 2016-03-31 Martin Liska <mliska@suse.cz>
9348 * hsa-gen.c (hsa_function_representation::update_dominance): New
9350 (convert_addr_to_flat_segment): Likewise.
9351 (gen_hsa_memory_set): New alignment argument.
9352 (gen_hsa_ctor_assignment): Likewise.
9353 (gen_hsa_insns_for_single_assignment): Provide alignment
9354 to gen_hsa_ctor_assignment.
9355 (gen_hsa_insns_for_direct_call): Add new argument.
9356 (expand_lhs_of_string_op): New function.
9357 (expand_string_operation_builtin): Likewise.
9358 (expand_memory_copy): New function.
9359 (expand_memory_set): New function.
9360 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9361 (convert_switch_statements): Change signature.
9362 (generate_hsa): Use a return value of the function.
9363 (pass_gen_hsail::execute): Do not call
9364 convert_switch_statements here.
9365 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9366 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9367 (hsa_function_representation::update_dominance): New function.
9369 2016-03-31 Martin Liska <mliska@suse.cz>
9372 * hsa-brig.c (emit_directive_variable): Emit alignment
9373 according to hsa_symbol::m_align.
9374 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9375 (dump_hsa_symbol): Dump alignment of HSA symbols.
9376 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9377 (gen_hsa_addr_with_align): New function.
9378 (hsa_bitmemref_alignment): Use newly added function.
9379 (gen_hsa_insns_for_load): Likewise.
9380 (gen_hsa_insns_for_store): Likewise.
9381 (gen_hsa_memory_copy): New argument added.
9382 (gen_hsa_insns_for_single_assignment): Respect
9383 alignment for assignments processed via gen_hsa_memory_copy.
9384 (gen_hsa_insns_for_direct_call): Likewise.
9385 (gen_hsa_insns_for_return): Likewise.
9386 (gen_function_def_parameters): Set default alignment.
9387 * hsa.c (hsa_object_alignment): New function.
9388 (hsa_byte_alignment): Pasted function.
9389 * hsa.h (hsa_symbol::m_align): New field.
9391 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9393 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9394 scratch field for goto case.
9396 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9398 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9400 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9403 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9404 (scalar_chain::convert_insn): Call convert_op for reg
9405 moves to handle undefined registers.
9407 2016-03-31 Nathan Sidwell <nathan@acm.org>
9410 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9411 Assert we don't want to move backwards.
9413 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9416 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9418 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9420 PR rtl-optimization/70460
9421 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9422 with operand from REG_LABEL_OPERAND, instead substitute
9423 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9424 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9426 2016-03-31 Martin Liska <mliska@suse.cz>
9428 * passes.c (execute_one_pass): Do not call
9429 todo_after for a discarded function.
9431 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9433 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9434 (no_cost, infinite_cost): Initialize the new field.
9435 (get_computation_cost_at): Record setup cost.
9436 (determine_use_iv_cost_address): Skip cost computation for sub
9437 uses if we can estimate it without losing accuracy.
9439 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9441 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9443 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9444 max_loop_iterations_int.
9445 (tree_unswitch_outer_loop): Likewise.
9446 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9447 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9449 2016-03-30 Richard Biener <rguenther@suse.de>
9452 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9454 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9457 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9458 in gen_blendm expander.
9460 2016-03-30 Nick Clifton <nickc@redhat.com>
9463 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9464 case where we are already provided with an SImode SUBREG.
9466 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9469 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9470 conflict between DRAP register and __builtin_eh_return.
9472 2016-03-30 Michael Matz <matz@suse.de>
9473 Richard Biener <rguenther@suse.de>
9476 * ipa-polymorphic-call.c (struct type_change_info): Change
9477 speculative to an unsigned allowing to limit the work we do.
9478 (csftc_abort_walking_p): New inline function..
9479 (check_stmt_for_type_change): Limit the number of may-defs
9480 skipped for speculative devirtualization to
9481 max-speculative-devirt-maydefs.
9482 * params.def (max-speculative-devirt-maydefs): New param.
9483 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9485 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9488 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9491 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9493 PR tree-optimization/59124
9494 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9495 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9497 2016-03-29 Jeff Law <law@redhat.com>
9499 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9501 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9503 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9506 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9508 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9509 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9510 gcrt0.o if linking dynamically.
9512 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9515 * ipa-devirt.c (methods_equal_p): New function.
9516 (compare_virtual_tables): Use it.
9517 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9518 * cgraphclones.c (clone_function_name_1): Use
9519 symbol_table::symbol_suffix_separator.
9520 * coverage.c (build_var): Likewise.
9521 * symtab.c (symbol_table::symbol_suffix_separator): New.
9523 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9525 PR rtl-optimization/70429
9526 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9527 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9528 mode != result_mode.
9531 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9533 PR tree-optimization/70405
9534 * ssa-iterators.h (num_imm_uses): Add missing braces.
9536 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9538 PR rtl-optimization/68695
9539 * ira-color.c (allocno_copy_cost_saving): New.
9540 (improve_allocation): Use it.
9542 2016-03-29 Richard Henderson <rth@redhat.com>
9545 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9547 2016-03-29 Richard Biener <rguenther@suse.de>
9550 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9551 use alignment returned by get_pointer_alignment_1 if it is
9552 bigger than BITS_PER_UNIT.
9553 * builtins.c (get_pointer_alignment_1): Do not return true
9554 for alignment extracted from SSA info.
9556 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9558 * config/ft32/ft32.opt (mnodiv): New.
9559 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9560 * doc/invoke.texi (FT32 Options -mnodiv): New.
9562 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9565 * config/i386/i386.md (define_split, andn): Fix modes.
9567 2016-03-26 Richard Biener <rguenther@suse.de>
9568 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9571 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9573 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9574 as 2nd argument to cl_optimization_restore().
9576 2016-03-25 Richard Henderson <rth@redhat.com>
9579 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9580 * config/aarch64/aarch64-protos.h: Declare it.
9581 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9583 2016-03-25 Alan Modra <amodra@gmail.com>
9586 * config/rs6000/constraints.md (j): Simplify.
9587 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9589 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9590 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9591 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9592 in all constraint alternatives.
9593 (movtd_64bit_nodm): Delete "j" constraint alternative.
9595 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9597 * tree-ssa-propagate.c: Enhance docs for
9598 SSA_PROP_NOT_INTERESTING.
9600 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9602 * doc/extend.texi: Fix typo in documentation to pure attribute.
9604 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9607 * config/pa/pa.md (bswapdi2): Use a scratch register.
9609 2016-03-24 Richard Henderson <rth@redhat.com>
9612 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9615 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9617 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9618 using ix86_expand_binary_operator instead of gen_andsi3.
9620 2016-03-24 Richard Biener <rguenther@suse.de>
9622 PR tree-optimization/70396
9623 * tree-vect-stmts.c (vectorizable_comparison): Use
9624 get_vectype_for_scalar_type.
9626 2016-03-24 Richard Biener <rguenther@suse.de>
9629 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9630 with register bases.
9632 2016-03-24 Richard Biener <rguenther@suse.de>
9634 PR tree-optimization/70372
9635 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9636 build_all_ones_cst to also handle vector types correctly.
9638 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9641 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9644 2016-03-23 Marek Polacek <polacek@redhat.com>
9647 * doc/invoke.texi: Document -Wignored-attributes.
9649 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9651 PR tree-optimization/69042
9652 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9653 parameter from 30 to 40.
9655 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9657 PR tree-optimization/69042
9658 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9659 for use with constant offset stripped in base.
9661 2016-03-23 Richard Biener <rguenther@suse.de>
9664 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9665 mode compatibility check.
9666 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9668 2016-03-23 Jeff Law <law@redhat.com>
9670 PR tree-optimization/64058
9671 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9673 (struct ssa_conflicts): Move up earlier in the file.
9674 (conflicts_, var_map_): New static variables.
9675 (initialize_conflict_count): New function to initialize the
9676 CONFLICT_COUNT field for each conflict pair.
9677 (compare_pairs): Lazily initialize the conflict count and use it
9678 as the first tie-breaker.
9679 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9680 and wipe conflicts_ and map_ around the call to qsort. Remove
9681 special case for 2 coalesce pairs.
9682 * bitmap.c (bitmap_count_unique_bits): New function.
9683 (bitmap_count_bits_in_word): New function, extracted from
9685 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9686 * bitmap.h (bitmap_count_unique_bits): Declare it.
9688 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9691 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9692 transparent alias chain for decl assembler name.
9693 * config/sol2.c (solaris_assemble_visibility): Likewise.
9695 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9697 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9699 (v10_fdivs): Likewise.
9700 (v10_fdivd): Likewise.
9702 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9705 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9706 to not call fclose twice on file.
9708 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9710 PR tree-optimization/70354
9711 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9712 oprnd0 is wider than oprnd1 and there is a cast from the wider
9713 type to oprnd1, mask it with the mask of the narrower type.
9716 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9717 Optimize TARGET_STV splitters, if high or low word of last argument
9720 2016-03-22 Jeff Law <law@redhat.com>
9723 tree-ssa-threadbackward.c
9724 (fsm_find_control_statement_thread_paths): Correctly distinguish
9725 between old style jump threads vs FSM jump threads.
9727 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
9730 * config/i386/i386.c (scalar_chain::convert_op): Support
9731 uninitialized register usage case.
9733 2016-03-22 Richard Biener <rguenther@suse.de>
9736 * genmatch.c (gen_transform): Adjust last parameter to a three-state
9738 (capture::gen_transform): ... to change behavior when substituting
9739 a condition into cond or not-cond expr context.
9740 (dt_simplify::gen_1): Adjust.
9741 * gimple-match-head.c: Include gimplify.h for unshare_expr.
9742 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
9743 last change and instead change to
9744 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
9745 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9747 2016-03-22 Anthony Green <green@moxielogic.com>
9749 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
9750 issue for moxiebox targets.
9751 (CC1PLUS_SPEC): Ditto.
9753 2016-03-22 Richard Biener <rguenther@suse.de>
9756 * fold-const.c (extract_muldiv_1): Properly perform multiplication
9759 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9761 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
9763 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9766 * config/i386/i386.c (def_builtin): Handle
9767 OPTION_MASK_ISA_AVX512VL to be and-ed with other
9769 (const struct builtin_description bdesc_special_args[]):
9770 Remove duplicate ISA bits.
9772 2016-03-22 Jakub Jelinek <jakub@redhat.com>
9775 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
9776 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
9777 in a way that works also for AVX512BW.
9780 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
9781 instead of source if operands[1] is xmm16 and above and
9782 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
9783 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
9786 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
9787 on assign if (*from_p) is a comparison, set it to
9788 TREE_NO_WARNING (*from_p).
9790 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9793 * lra.c (restore_scratches): Ignore deleted insns.
9795 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
9796 Jakub Jelinek <jakub@redhat.com>
9798 PR tree-optimization/70317
9799 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
9802 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
9805 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
9806 of ix86_expand_move.
9808 (movti): Use general_operand for operand 1 predicate.
9810 2016-03-21 Martin Liska <mliska@suse.cz>
9812 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
9814 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
9816 2016-03-21 Martin Liska <mliska@suse.cz>
9819 * ipa-icf.c (sem_function::parse): Skip static
9820 constructors and destructors.
9822 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9825 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
9826 function-like macro, peek following token(s) if it is followed
9827 by CPP_OPEN_PAREN token with optional padding in between, and
9828 if not, don't treat it like a macro.
9830 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
9831 Alexander Monakov <amonakov@ispras.ru>
9833 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
9834 for the stabs debug format.
9836 2016-03-21 Richard Biener <rguenther@suse.de>
9838 PR tree-optimization/70310
9839 * tree-vect-generic.c (expand_vector_condition): Fold the built
9842 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
9845 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
9846 Block third alternative for AVX-512VL target,
9848 2016-03-21 Martin Liska <mliska@suse.cz>
9851 * hsa-brig.c (emit_function_directives): Mark unemitted
9852 global variables for emission.
9853 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
9854 (get_symbol_for_decl): Likewise.
9855 * hsa.h (struct hsa_symbol): New flag.
9857 2016-03-21 Richard Biener <rguenther@suse.de>
9859 PR tree-optimization/70288
9860 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
9861 we do not estimate unsimplified all-constant conditionals or
9862 switches as optimized away.
9864 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
9866 PR rtl-optimization/69102
9867 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
9868 when we have a readonly dependency context.
9870 2016-03-18 Jeff Law <law@redhat.com>
9872 PR rtl-optimization/70263
9873 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
9874 (update_equiv_regs): When trying to move a store to after the insn
9875 that sets the source of the store, make sure the store occurs after
9876 the insn that sets the source of the store. When successful note
9877 the REG_EQUIV note created in the dump file.
9879 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
9880 Bernd Schmidt <bschmidt@redhat.com>
9882 * doc/extend.texi: Document more potential problems with basic asms.
9884 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
9886 PR rtl-optimization/70278
9887 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
9890 2016-03-18 Jason Merrill <jason@redhat.com>
9892 * calls.c (load_register_parameters): Fix zero size sibcall logic.
9894 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
9896 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
9897 values to 128b regs.
9899 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
9901 PR tree-optimization/70252
9902 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
9903 boolean vector has a proper number of elements.
9904 (supportable_narrowing_operation): Likewise.
9906 2016-03-18 Tom de Vries <tom@codesourcery.com>
9909 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
9911 2016-03-18 Jakub Jelinek <jakub@redhat.com>
9913 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
9914 instead of replace_rtx for DEBUG_INSNs.
9916 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9918 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
9919 load type reservations.
9921 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
9924 * config/pa/constraints.md: Revert 2015-02-13 change. Use
9925 define_constraint for "Q" and "T" constraints.
9927 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
9929 Tweak the pipeline model for Exynos M1
9931 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
9934 2016-03-17 David Malcolm <dmalcolm@redhat.com>
9937 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
9938 where one or both locations aren't within a line_map.
9940 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
9943 * opts.c (finish_options): Don't set flag_pie to the default if
9944 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
9947 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
9949 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
9950 true as ALL_REGS argument to replace_rtx.
9952 2016-03-17 Richard Biener <rguenther@suse.de>
9955 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
9958 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9961 * rtl.h (replace_rtx): Add ALL_REGS argument.
9962 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
9963 equality and assert mode is the same, instead of just rtx pointer
9965 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
9966 true as ALL_REGS argument to replace_rtx.
9968 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
9970 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
9971 for boolean vector with vector mode only.
9972 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9974 2016-03-17 Nick Clifton <nickc@redhat.com>
9977 * config/rx/rx.c (rx_print_integer): Print negative constants in
9980 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9983 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
9985 2016-03-16 Richard Henderson <rth@redhat.com>
9986 Richard Biener <rguenth@suse.de>
9991 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
9992 first operand as is_gimple_condexpr.
9997 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
9998 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
9999 Do not gimplify the result.
10000 (do_unop): Adjust call to tree_vec_extract.
10001 (do_binop): Likewise.
10002 (do_compare): Likewise.
10003 (do_plus_minus): Likewise.
10004 (do_negate): Likewise.
10005 (expand_vector_condition): Likewise.
10006 (do_cond): Likewise.
10008 2016-03-16 Richard Henderson <rth@redhat.com>
10011 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
10012 (aarch64_classify_address): Use it.
10013 (aarch64_legitimize_address): Force all subexpressions of PLUS
10014 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
10016 2016-03-16 Jakub Jelinek <jakub@redhat.com>
10017 Richard Biener <rguenth@suse.de>
10020 * rtlanal.c (replace_rtx): For REG, if from is a REG,
10021 return to even if only REGNO is equal, and assert
10024 2016-03-11 Jeff Law <law@redhat.com>
10026 PR rtl-optimization/70224
10027 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
10029 2016-03-16 Richard Henderson <rth@redhat.com>
10031 PR middle-end/70199
10032 * function.h (struct function): Add has_forced_label_in_static.
10033 * gimplify.c (force_labels_r): Set it.
10034 * lto-streamer-in.c (input_struct_function_base): Read it.
10035 * lto-streamer-out.c (output_struct_function_base): Write it.
10036 * tree-inline.c (has_label_address_in_static_1): Remove.
10037 (copy_forbidden): Remove fndecl parameter; test
10038 has_forced_label_in_static.
10039 (inline_forbidden_p): Update call to copy_forbidden.
10040 (tree_versionable_function_p): Likewise.
10041 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
10042 (chkp_versioning): Likewise.
10043 * tree-inline.h (copy_forbidden): Update decl.
10045 2016-03-16 Marek Polacek <polacek@redhat.com>
10048 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
10049 function being thunked if the result type doesn't have fixed size.
10050 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
10051 doesn't have fixed size.
10053 2016-03-16 Bin Cheng <bin.cheng@arm.com>
10055 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
10056 reporting malformed loop nest.
10058 2016-03-16 Tom de Vries <tom@codesourcery.com>
10061 * ipa-devirt.c (possible_polymorphic_call_targets): Move
10062 nodes.length () == 1 test to before first nodes[0] access.
10064 2016-03-16 Tom de Vries <tom@codesourcery.com>
10066 PR tree-optimization/68715
10067 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
10068 single_pred_p test.
10070 2016-03-16 Tom de Vries <tom@codesourcery.com>
10072 PR tree-optimization/68809
10073 * graphite-scop-detection.c (same_close_phi_node): Test if result types
10076 2016-03-16 Carlos O'Donell <carlos@redhat.com>
10077 Sandra Loosemore <sandra@codesourcery.com>
10079 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
10080 on leaf attribute. Mention ELF interposition problems.
10082 2016-03-16 Alan Modra <amodra@gmail.com>
10084 PR rtl-optimization/69195
10085 PR rtl-optimization/47992
10086 * ira.c (indirect_jump_optimize): Ignore artificial defs.
10089 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
10092 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
10094 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10096 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
10098 2016-03-15 Jakub Jelinek <jakub@redhat.com>
10100 PR rtl-optimization/70222
10101 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
10102 optimization if mode is different from result_mode, queue up masking
10103 of the result in outer_op. Formatting fix.
10105 PR middle-end/70239
10106 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
10109 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10111 PR rtl-optimization/69032
10112 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
10113 looping backwards over basic block insns.
10115 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10118 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
10119 to non-speculative when propagating trap bits.
10121 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10123 PR rtl-optimization/63384
10124 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
10125 DEBUG_INSN_P insns.
10127 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10130 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
10131 factored out from ...
10132 (sched_analyze_insn): ... here.
10133 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
10134 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
10135 get_implicit_reg_pending_clobbers in it.
10136 (setup_id_reg_sets): Use setup_id_implicit_regs.
10137 (deps_init_id): Ditto.
10139 2016-03-15 Tom de Vries <tom@codesourcery.com>
10142 * cgraph.c (cgraph_node::get_body): Save, reset and restore
10144 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
10145 execute_function_dump.
10146 (execute_one_pass): Don't dump function if it will be dumped after ipa
10149 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
10151 * genrecog.c (match_pattern_2): If pred is NULL don't call
10152 safe_predicate_mode on it.
10154 2016-03-14 Jakub Jelinek <jakub@redhat.com>
10156 PR middle-end/70219
10157 * lra-constraints.c (delete_move_and_clobber): Change assertion
10158 to also allow dregno == 0.
10160 2016-03-14 Richard Henderson <rth@redhat.com>
10163 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
10164 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
10165 (reassociate_bb): Use optimize_vec_cond_expr; avoid
10166 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
10169 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
10172 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
10174 (lra_create_live_ranges_1): initialize hard register biggest_mode to
10176 * lra-constraints.c (split_reg): For hard regs, try to find the
10177 biggest single-register mode used in the function.
10179 2016-03-14 Richard Biener <rguenther@suse.de>
10181 PR tree-optimization/56365
10182 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10183 constants to compare against.
10185 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10188 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10189 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10190 (define_split for the GPR case): Use int_reg_operand instead of
10191 gpc_reg_operand for the output.
10193 2016-03-14 Tom de Vries <tom@codesourcery.com>
10195 PR tree-optimization/70045
10196 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10197 create_empty_if_region_on_edge argument.
10199 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10201 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10202 (STACK_CHECK_PROTECT): Likewise.
10203 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10204 (STACK_CHECK_PROTECT): Likewise.
10205 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10206 (STACK_CHECK_PROTECT): Likewise.
10207 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10208 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10209 (STACK_CHECK_PROTECT): Likewise.
10211 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10213 PR rtl-optimization/69307
10214 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10215 registers in modes that span more than one register.
10217 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10220 * lra-constraints.c (delete_move_and_clobber): New.
10221 (remove_inheritance_pseudos): Use it.
10223 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10226 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10227 the libcall is LCT_THROW.
10228 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10229 for the checking routine.
10231 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10234 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10235 optimization if we have direct move.
10236 (roundu32<mode>2_fprs): Likewise.
10238 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10241 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10243 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10244 Arguments swapped. All callers changed. Take reg_renumber into
10245 account, and Calculate and compare register ranges for hard regs.
10247 2016-03-11 Jeff Law <law@redhat.com>
10249 PR tree-optimization/70190
10250 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10251 Handle cases where we can not extract the taken edge, even though we
10252 found a constant value.
10254 PR tree-optimization/64058
10255 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10256 (num_coalesce_pairs): Move up earlier in file.
10257 (find_coalesce_pair): Initialize the INDEX field for each pair
10259 (compare_pairs): No longer sort on the elements in each pair.
10260 Instead break ties with the index of the coalesce pair.
10262 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10265 * config/aarch64/aarch64-protos.h
10266 (aarch64_save_restore_target_globals): New prototype.
10267 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10268 Call the above when popping pragma.
10269 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10271 (aarch64_set_current_function): Rewrite using the above.
10273 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10275 PR tree-optimization/70177
10276 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10277 (extract_ops_from_tree): ... this. In the 2 argument
10278 overload remove _1 suffix.
10279 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10280 (extract_ops_from_tree): ... this.
10281 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10283 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10284 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10285 extract_ops_from_tree instead of 2 operand one.
10287 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10289 PR tree-optimization/70013
10290 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10291 for constant-pool entries.
10293 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10295 PR rtl-optimization/70174
10296 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10297 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10299 PR tree-optimization/70169
10300 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10301 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10304 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10305 Jakub Jelinek <jakub@redhat.com>
10308 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10309 of uninitialized values.
10311 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10313 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10315 ("*trunctddd2"): New pattern definition.
10316 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10319 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10321 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10322 definitions for BFP and DFP rounding modes.
10323 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10324 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10325 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10326 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10329 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10331 * config/s390/constraints.md: Adjust comment.
10332 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10333 s390_decompose_addrstyle_without_index.
10334 * config/s390/predicates.md (shift_count_or_setmem_operand):
10335 Rename to setmem_operand.
10336 * config/s390/s390-protos.h
10337 (s390_decompose_shift_count): Rename to
10338 s390_decompose_addrstyle_without_index.
10339 * config/s390/s390.c (s390_decompose_shift_count)
10340 (s390_mem_constraint, print_shift_count_operand)
10341 (print_operand_address, print_operand): Rename
10342 s390_decompose_shift_count to
10343 s390_decompose_addrstyle_without_index and rename
10344 print_shift_count_operand to print_addrstyle_operand troughout the
10346 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10347 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10348 Rename shift_count_or_setmem_operand to setmem_operand.
10349 * config/s390/vx-builtins.md ("vec_insert<mode>")
10350 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10353 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10356 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10357 Handle overlapping retval and newval.
10359 2016-03-10 Nick Clifton <nickc@redhat.com>
10362 * config/aarch64/aarch64.c
10363 (aarch64_override_options_after_change_1): When forcing
10364 flag_omit_frame_pointer to be true, use a special value that can
10365 be detected if this function is called again, thus preventing
10366 flag_omit_leaf_frame_pointer from being forced to be false.
10368 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10370 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10371 Set x_flag_omit_leaf_frame_pointer when handling
10372 -momit-leaf-frame-pointer.
10374 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10377 * cgraph.c (cgraph_node::dump): Dump split_part and
10378 indirect_call_target.
10379 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10380 * ipa.c (has_addr_references_p): Cleanup.
10381 (is_indirect_call_target_p): New.
10382 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10383 called indirectly as local.
10384 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10386 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10389 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10390 on cxa_pure_virtual.
10392 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10395 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10397 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10400 * tree.c (need_assembler_name_p): Only record main variant type names.
10402 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10405 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10406 Always define to 0 or 1.
10407 (TARGET_FIX_ERR_A53_843419): New macro.
10408 * config/aarch64/aarch64-elf-raw.h
10409 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10410 * config/aarch64/aarch64-linux.h: Likewise.
10411 * config/aarch64/aarch64.c
10412 (aarch64_override_options_after_change_1): Do not default
10413 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10415 (aarch64_attributes): Handle fix-cortex-a53-843419.
10416 (aarch64_can_inline_p): Likewise.
10417 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10419 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10420 Jakub Jelinek <jakub@redhat.com>
10422 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10423 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10424 DECL_COMMONS if flag_unconstrained_commons is set.
10425 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10426 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10427 (funconstrained-commons): Document.
10429 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10431 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10432 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10434 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10436 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10437 has a proper number of elements.
10439 2016-03-10 Alan Modra <amodra@gmail.com>
10441 PR rtl-optimization/69195
10442 PR rtl-optimization/47992
10443 * ira.c (recorded_label_ref): Delete.
10444 (update_equiv_regs): Return void.
10445 (indirect_jump_optimize): New function.
10446 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10447 before regstat_compute_ri. Don't rebuild_jump_labels here.
10448 Delete update_regstat.
10450 2016-03-10 Richard Biener <rguenther@suse.de>
10452 PR tree-optimization/70128
10453 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10454 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10456 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10458 PR tree-optimization/70152
10459 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10460 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10463 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10464 instead of gen_sse2_loadlpd.
10465 * config/i386/sse.md (*vec_concatv2df): Rename to...
10466 (vec_concatv2df): ... this.
10468 PR tree-optimization/70127
10469 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10471 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10475 * diagnostic-show-locus.c (compatible_locations_p): New function.
10476 (layout::layout): Sanitize ranges using compatible_locations_p.
10478 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10482 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10483 location_range param with three const expanded_locations * and a
10485 (layout::layout): Replace call to
10486 rich_location::lazily_expand_location with get_expanded_location.
10487 Extract the range and perform location expansion here, passing
10488 the results to the layout_range ctor.
10489 * diagnostic.c (source_range::debug): Delete.
10490 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10491 of rich_location::get_expanded_location.
10492 * gcc-rich-location.c (get_range_for_expr): Delete.
10493 (gcc_rich_location::add_expr): Reimplement to avoid the
10494 rich_location::add_range overload that took a location_range,
10495 passing a location_t instead.
10497 2016-03-09 Richard Biener <rguenther@suse.de>
10498 Jakub Jelinek <jakub@redhat.com>
10500 PR tree-optimization/70138
10501 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10502 Also skip vect_double_reduction_def.
10504 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10507 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10508 if the operand is "m".
10510 2016-03-09 Nathan Sidwell <nathan@acm.org>
10512 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10514 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10516 * config/i386/i386.c (processor_target_table): Fix cost table
10517 intialization order for znver1.
10519 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10521 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10522 - becuase -> because.
10523 * ipa-reference.c (ignore_module_statics): Likewise.
10524 * cgraph.c (cgraph_node::get_body): Likewise.
10525 * ipa-inline.c (early_inliner): Likewise.
10526 * ipa-devirt.c (types_same_for_odr): Likewise.
10527 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10528 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10530 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10532 * tree-ssa-math-opts.c: Fix typo in comment.
10534 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10537 * config/i386/i386.c (scalar_chain::make_vector_copies,
10538 scalar_chain::convert_reg): Call end_sequence in between
10539 get_insns and emit_conversion_insns rather than after both
10542 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10545 * config/i386/i386.h (machine_function): Add
10546 pc_thunk_call_expanded flag.
10547 (ix86_pc_thunk_call_expanded): New define.
10548 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10549 (*set_got): Rename insn pattern from set_got.
10550 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10551 * config/i386/i386.c (ix86_compute_frame_layout): Use
10552 ix86_pc_thunk_call_expanded to prevent red-zone.
10554 2016-03-07 Martin Jambor <mjambor@suse.cz>
10556 * hsa.h (hsa_get_ctor_statements): Declare.
10557 (hsa_get_dtor_statements): Likewise.
10558 (hsa_get_kernel_dispatch_type): Likewise.
10559 * hsa.c (hsa_get_ctor_statements): New function.
10560 (hsa_get_dtor_statements): Likewise.
10561 (hsa_get_kernel_dispatch_type): Likewise.
10562 * hsa-brig.c (hsa_cdtor_statements): Removed.
10563 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10564 hsa_get_dtor_statements.
10565 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10566 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10568 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10570 * config/arm/arm-cores.def (cortex-r8): New.
10571 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10572 * config/arm/arm-tune.md: Likewise.
10573 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10575 2016-03-07 Martin Sebor <msebor@redhat.com>
10577 PR rtl-optimization/19705
10578 * doc/invoke.texi (Options That Control Optimization): Clarify
10579 -fno-branch-count-reg.
10581 2016-02-26 Richard Biener <rguenther@suse.de>
10582 Jeff Law <law@redhat.com>
10584 PR tree-optimization/69740
10585 * cfghooks.c (remove_edge): Request loop fixups if we delete
10586 an edge that might turn an irreducible loop into a natural
10588 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10589 Move after definition of loops_state_clear.
10591 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10593 PR rtl-optimization/69052
10594 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10597 2016-03-07 Tom de Vries <tom@codesourcery.com>
10599 PR tree-optimization/70116
10600 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10601 is_tm_ending stmts and ubsan/asan internal functions.
10602 (find_duplicate): Use it. Don't test is_tm_ending here.
10604 2016-03-07 Richard Biener <rguenther@suse.de>
10606 PR tree-optimization/70115
10607 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10608 (propagate_constants_for_unrolling): Use replace_uses_by.
10610 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10612 PR middle-end/69916
10613 * omp-low.c (struct oacc_loop): Add ifns.
10614 (new_oacc_loop_raw): Initialize it.
10615 (finish_oacc_loop): Clear mask & flags if no ifns.
10616 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10617 (oacc_loop_xform_loop): Add ifns arg & adjust.
10618 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10620 2016-03-07 Richard Henderson <rth@redhat.com>
10623 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10624 (insert_value_copy_on_edge): Likewise.
10626 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10628 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10630 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10633 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10635 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10637 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10639 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10641 Fix sseimul type attribute.
10642 * config/i386/znver1.md
10643 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10644 znver1_sseimul_avx256_load) : Fix the type attribute.
10645 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10646 pipe usage and latency.
10648 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10651 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10652 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10655 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10658 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10660 PR rtl-optimization/69941
10661 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10662 the reg share its mode.
10664 2016-03-04 Jeff Law <law@redhat.com>
10666 PR tree-optimization/69196
10667 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10668 If the both SSA_NAMEs are anonymous, then consider them unassociated
10669 and include the PHI in the statement count.
10671 2016-03-05 Tom de Vries <tom@codesourcery.com>
10673 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10674 construct in oacc routine. Check for oacc region in oacc routine.
10676 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10679 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10680 2016-02-22 changes, instead don't recurse if RECUR is already true.
10681 Don't change *dynamic_check if RECUR. Adjust recursive caller
10682 to pass true to the new argument.
10683 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10686 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10687 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10689 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10691 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10693 PR rtl-optimization/57676
10694 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10695 with flag_checking.
10697 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10699 * tree-vect-patterns.c (search_type_for_mask): Handle
10700 comparison of booleans.
10702 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10704 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10708 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10709 all other ops that have dw_val_class_die_ref operands,
10710 and DW_OP_GNU_entry_value.
10712 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10714 PR rtl-optimization/69904
10715 * config/arm/arm.c (arm_cannot_copy_insn_p):
10716 Return true for load-exclusive instructions.
10718 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10721 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10722 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10723 the pattern no matter if it is used just by non-pattern, pattern
10725 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10726 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10727 oprnd1 def_stmt is in pattern, don't look through it.
10729 2016-03-03 Marek Polacek <polacek@redhat.com>
10731 PR middle-end/70050
10732 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
10734 2016-03-03 Martin Liska <mliska@suse.cz>
10736 PR tree-optimization/70043
10737 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
10738 previous statement if we see a debug statement.
10740 2016-03-03 Richard Biener <rguenther@suse.de>
10742 PR tree-optimization/55936
10743 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
10744 parameter and guard unsafe equivalence use.
10745 (vrp_evaluate_conditional_warnv_with_ops): Always use
10746 safe equivalences but not via the quadratic compare_names
10749 2016-03-03 Michael Collison <michael.collison@linaro.org>
10752 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
10753 for operand 1 to s_register_operand. Change predicate for operand
10754 2 to arm_not_immediate_operand.
10756 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
10758 * doc/tm.texi: Regenerated.
10760 2016-03-02 Richard Henderson <rth@redhat.com>
10763 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
10764 simplification when all args are positive non-fixed registers.
10766 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10768 * target.def (lra_p): Specify that new ports should use LRA.
10770 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10773 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
10774 gimplify_type_sizes the type they refer to.
10775 (omp_notice_variable): Handle reference vars to VLAs.
10776 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
10777 reference to VLA decls in the second pass instead of first pass.
10779 2016-03-02 Tom de Vries <tom@codesourcery.com>
10781 PR tree-optimization/68659
10782 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
10783 new_expr == NULL_TREE.
10784 (get_new_name): Handle ADDR_EXPR.
10786 2016-03-02 Bin Cheng <bin.cheng@arm.com>
10788 PR rtl-optimization/69052
10789 * loop-invariant.c (canonicalize_address): New function.
10790 (inv_can_prop_to_addr_use): Check validity of address expression
10791 which is canonicalized by above function.
10793 2016-03-02 Alan Modra <amodra@gmail.com>
10796 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
10799 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10802 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
10803 (*movhi_internal): Put mask moves from and to memory separately
10804 from moves from/to GPRs.
10806 2016-03-02 Richard Biener <rguenther@suse.de>
10808 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
10809 GENERIC expressions in GIMPLE.
10811 2016-03-02 Richard Biener <rguenther@suse.de>
10813 * config/i386/i386.c (type_natural_mode): Fix typo.
10815 2016-03-02 Nick Clifton <nickc@redhat.com>
10817 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
10819 2016-03-02 Richard Biener <rguenther@suse.de>
10820 Uros Bizjak <ubizjak@gmail.com>
10823 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
10825 2016-03-02 Richard Biener <rguenther@suse.de>
10827 PR middle-end/67278
10828 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
10830 2016-03-02 Marek Polacek <polacek@redhat.com>
10833 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
10834 "is promoted to" warning.
10836 2016-03-01 DJ Delorie <dj@redhat.com>
10838 * config.gcc: Deprecate mep-*.
10840 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
10842 PR middle-end/70025
10843 * lra-constraints.c (regno_val_use_in): New.
10844 (match_reload): Use it instead of regno_use_in.
10846 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10848 PR rtl-optimization/70007
10849 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
10850 references present in REG_EQUAL notes attached to non-SET patterns.
10852 2016-03-01 Jeff Law <law@redhat.com>
10854 PR tree-optimization/69196
10855 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10856 Appropriately clamp the number of statements to copy when the
10857 thread path does not traverse a loop backedge.
10859 PR tree-optimization/69196
10860 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10861 Do count some PHIs in the thread path against the insn count. Decrease
10862 final statement count by one as the control statement in the last
10863 block will get removed. Remove special cased code for handling PHIs
10866 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
10869 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
10870 asm dialect alternatives to explicit GOTPCREL calls.
10872 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10875 * ira.c (do_reload): Issue warning for generic stack checking here...
10876 * reload1.c (reload): ...instead of here and streamline it.
10878 2016-03-01 Nick Clifton <nickc@redhat.com>
10880 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
10882 2016-03-01 Richard Biener <rguenther@suse.de>
10884 PR tree-optimization/69983
10885 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
10886 types and fall back to operand_equal_p.
10888 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10891 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10893 * config/s390/constraints.md ("jm8"): New constraint.
10894 * config/s390/predicates.md ("const_int_8bitset_operand"): New
10896 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
10898 ("*setmem_long<setmem_and>"): New pattern.
10899 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
10901 ("*setmem_long_31z<setmem_and>"): New pattern.
10902 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
10903 New substitution rules with the required attributes.
10906 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10909 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10911 * gensupport.c (process_substs_on_one_elem): Split loop to
10912 complete mark_operands_used_in_match_dup on all expressions in the
10914 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10915 and remove function.
10917 2016-03-01 Richard Biener <rguenther@suse.de>
10919 PR middle-end/70022
10920 * fold-const.c (fold_indirect_ref_1): Fix range checking for
10921 vector BIT_FIELD_REF extract.
10923 2016-03-01 Richard Biener <rguenther@suse.de>
10925 PR tree-optimization/69994
10926 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
10928 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
10930 PR tree-optimization/69956
10931 * tree-vect-stmts.c (supportable_widening_operation): Support
10932 multi-step conversion of boolean vectors.
10933 (supportable_narrowing_operation): Likewise.
10935 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10937 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
10940 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10942 * config/s390/subst.md (DSI_VI): New mode iterator.
10943 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
10944 * config/s390/vector.md ("vec_set<mode>"): Move expander before
10945 the insn definition.
10946 ("*vec_set<mode>"): Change predicate and add alternative to
10947 support only either register or const_int operands as element
10949 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
10951 ("vec_extract<mode>"): New expander.
10952 ("*vec_extract<mode>"): New insn definition supporting reg and
10953 const_int element selectors.
10954 ("*vec_extract<mode>_plus"): New insn definition supporting
10955 reg+const_int element selectors.
10956 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
10957 following expander+insn definition.
10958 ("<vec_shifts_name><mode>3"): New expander.
10959 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
10961 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10963 * config/s390/s390.md ("*tabort_1"): Change predicate to
10964 nonmemory_operand. Add a second alternative to cover
10965 register as well as const int operands.
10966 ("*tabort_1_plus"): New pattern definition.
10968 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10970 * config/s390/s390.md ("*ashrdi3_cc_31")
10971 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
10972 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
10973 Merge insn definitions into ...
10974 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10975 New pattern definition.
10976 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
10977 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
10978 ("*ashr<mode>3_and"): Merge insn definitions into ...
10979 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10980 New pattern definition.
10981 * config/s390/subst.md ("addr_style_op_cc_subst")
10982 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
10983 substitutions patterns plus attributes.
10984 Add ashiftrt to SUBST iterator.
10986 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10988 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
10989 op2 to nonmemory_operand.
10990 ("*<shift>di3_31", "*<shift>di3_31_and"):
10991 Merge into single pattern definition ...
10992 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
10993 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
10994 pattern definition ...
10995 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
10996 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
10999 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11001 * config/s390/predicates.md (const_int_6bitset_operand): New
11003 * config/s390/s390.md: Include subst.md.
11004 ("rotl<mode>3"): New expander.
11005 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
11007 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
11008 * config/s390/subst.md: New file.
11010 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11012 * config/s390/s390.md ("op_type", "atype", "length" attributes):
11013 Remove RRR type. It doesn't really exist.
11014 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
11016 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
11017 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
11018 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
11019 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
11020 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
11021 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
11022 `enabled' attribute.
11024 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11026 * gensupport.c (process_substs_on_one_elem): Split loop to
11027 complete mark_operands_used_in_match_dup on all expressions in the
11029 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11030 and remove function.
11032 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11035 * config/sparc/sparc.c (NWORDS_UP): Rename to...
11036 (CEIL_NWORDS): ...this. Use CEIL macro.
11037 (compute_fp_layout): Adjust to above renaming.
11038 (function_arg_union_value): Likewise.
11039 (sparc_arg_partial_bytes): Likewise.
11040 (sparc_function_arg_advance): Likewise.
11042 2016-02-29 Jeff Law <law@redhat.com>
11044 PR tree-optimization/70005
11045 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
11046 where an object with a boolean range is compared against a value
11049 PR tree-optimization/69999
11050 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
11051 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
11054 2016-02-29 Richard Biener <rguenther@suse.de>
11056 PR tree-optimization/69994
11057 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
11058 (get_unary_op): Look through nop conversions.
11059 (ops_equal_values_p): New function, look for equality diregarding
11061 (eliminate_plus_minus_pair): Use ops_equal_values_p
11062 (repropagate_negates): Do not use get_unary_op here.
11064 2016-02-29 Martin Liska <mliska@suse.cz>
11066 * system.h: Poison ENABLE_CHECKING macro.
11068 2016-02-29 Martin Liska <mliska@suse.cz>
11070 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
11071 is presented in dump flags.
11072 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11073 (hsa_regalloc): Likewise.
11075 2016-02-19 Richard Biener <rguenther@suse.de>
11077 PR tree-optimization/69980
11078 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
11079 permutation of those we need to keep.
11081 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11084 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
11085 (NWORDS_UP): ...this
11086 (init_cumulative_args): Minor tweaks.
11087 (sparc_promote_function_mode): Likewise.
11088 (scan_record_type): Delete.
11089 (traverse_record_type): New function template.
11090 (classify_data_t): New structure type.
11091 (classify_registers): New inline function.
11092 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
11093 exhausted. Instantiate traverse_record_type on classify_registers and
11094 deal with the case of a structure passed in slot #15 with no FP field
11096 (assign_data_t): New structure type.
11097 (compute_int_layout): New static function.
11098 (compute_fp_layout): Likewise.
11099 (count_registers): New inline function.
11100 (assign_int_registers): New static function.
11101 (assign_fp_registers): Likewise.
11102 (assign_registers): New inline function.
11103 (function_arg_record_value_1): Delete.
11104 (function_arg_record_value_2): Likewise.
11105 (function_arg_record_value_3): Likewise.
11106 (function_arg_record_value): Adjust to above changes. Instantiate
11107 traverse_record_type on count_registers to first count the number of
11108 registers to be used and then on assign_registers to assign them.
11109 (function_arg_union_value): Adjust to above renaming.
11110 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
11111 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
11112 case of a structure passed in slot #15
11113 (sparc_function_arg_advance): Likewise.
11114 (function_arg_padding): Minor tweak.
11116 2016-02-29 Richard Biener <rguenther@suse.de>
11118 PR tree-optimization/69720
11119 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
11120 the adjustment_def path for possibly vectorized defs.
11121 (vect_create_epilog_for_reduction): Handle vectorized initial
11124 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
11126 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
11128 2016-02-27 Jeff Law <law@redhat.com>
11131 2016-02-26 Richard Biener <rguenther@suse.de>
11132 Jeff Law <law@redhat.com>
11134 PR tree-optimization/69740
11135 * cfghooks.c (remove_edge): Request loop fixups if we delete
11136 an edge that might turn an irreducible loop into a natural
11139 2016-02-27 Jakub Jelinek <jakub@redhat.com>
11141 PR rtl-optimization/69896
11142 * tree-vect-generic.c (get_compute_type): Avoid single element
11145 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
11147 Rename the AArch64 tuning option and related functions to enable the
11148 Newton series for the reciprocal square root to reflect its
11149 approximative characteristic.
11151 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
11152 function to "aarch64_emit_approx_rsqrt".
11153 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
11154 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
11155 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
11156 (xgene1_tunings): Likewise.
11157 (use_rsqrt_p): Likewise.
11158 (aarch64_emit_swrsqrt): Use new function name.
11159 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
11160 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
11161 text explaining this option.
11162 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
11164 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11167 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11168 complain about -mallow-movmisalign without -mvsx if
11169 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
11171 2016-02-26 Joel Sherrill <joel@rtems.org>
11173 * config.gcc: Add x86_64-*-rtems*.
11174 * config/i386/rtems-64.h: New file.
11176 2016-02-26 Joel Sherrill <joel@rtems.org>
11178 * config.gcc: Add aarch64-*-rtems*.
11179 * config/aarch64/rtems.h: New file.
11181 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11184 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11185 shift amount using %h. Add comment.
11187 2016-02-26 Richard Biener <rguenther@suse.de>
11188 Jeff Law <law@redhat.com>
11190 PR tree-optimization/69740
11191 * cfghooks.c (remove_edge): Request loop fixups if we delete
11192 an edge that might turn an irreducible loop into a natural
11195 2016-02-26 Martin Jambor <mjambor@suse.cz>
11197 PR middle-end/69920
11198 * tree-sra.c (sra_modify_assign): Do not remove loads of
11199 uninitialized aggregates to SSA_NAMEs.
11201 2016-02-26 Richard Henderson <rth@redhat.com>
11204 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11205 pseudo in case the target rtx matches the source of the left
11208 2016-02-26 Martin Jambor <mjambor@suse.cz>
11211 * hsa.h (hsa_type_packed_p): Declare.
11212 * hsa.c (hsa_type_packed_p): New function.
11213 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11215 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11216 * hsa-brig.c (emit_basic_insn): Likewise.
11218 2016-02-26 Martin Jambor <mjambor@suse.cz>
11221 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11223 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11225 2016-02-26 Martin Jambor <mjambor@suse.cz>
11227 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11228 hsa_op_with_type operands.
11229 (hsa_unsigned_type_for_type): Declare.
11230 * hsa.c (hsa_unsigned_type_for_type): New function.
11231 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11232 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11233 the finalizer. Do not emit extra move.
11235 2016-02-26 Martin Jambor <mjambor@suse.cz>
11237 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11238 atomic operations in private segment.
11240 2016-02-26 Martin Jambor <mjambor@suse.cz>
11242 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11243 statements to wi->info. Also disallow omp simd constructs.
11244 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11245 for not gridifying. Dump special string for omp_for.
11247 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11250 * config/aarch64/aarch64.c (aarch64_set_current_function):
11251 Save/restore target globals when switching to
11252 target_option_default_node.
11254 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11257 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11258 Return 0 if !SHIFT_COUNT_TRUNCATED.
11260 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11261 Eric Botcazou <ebotcazou@adacore.com>
11263 PR rtl-optimization/69891
11264 * dse.c (scan_insn): If we can't figure out memset arguments
11265 or they are non-constant, call clear_rhs_from_active_local_stores.
11267 2016-02-26 Martin Liska <mliska@suse.cz>
11269 * doc/extend.texi: Mention clog10, clog10f an clog10l
11270 in Builtins section.
11272 2016-02-26 Martin Liska <mliska@suse.cz>
11274 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11276 (resolve_args_picking_1): Likewise.
11277 * dwarf2out.h (struct GTY): Likewise.
11279 2016-02-26 Martin Liska <mliska@suse.cz>
11281 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11282 with flag_checking.
11283 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11285 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11286 Martin Liska <mliska@suse.cz>
11288 * doc/install.texi: Mention --enable-valgrind-annotations.
11290 2016-02-26 Richard Biener <rguenther@suse.de>
11292 PR tree-optimization/69551
11293 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11294 looking through aliases adjust DECL_PT_UID to refer to the
11295 ultimate alias target.
11297 2016-02-25 Martin Liska <mliska@suse.cz>
11299 PR middle-end/69919
11300 * alloc-pool.c (after_memory_report): New variable.
11301 * alloc-pool.h (base_pool_allocator ::release): Do not use
11302 the infrastructure if after_memory_report.
11303 * toplev.c (toplev::main): Mark after memory report.
11305 2016-02-25 Richard Biener <rguenther@suse.de>
11307 PR tree-optimization/48795
11308 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11310 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11313 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11314 offloading is enabled and -fopenacc or -fopenmp is specified.
11315 (CRTOFFLOADEND): Likewise.
11316 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11317 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11318 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11319 (offload_objects_file_name): New static var.
11320 (tool_cleanup): Remove offload_objects_file_name file.
11321 (find_offloadbeginend): Replace with ...
11322 (find_crtoffloadtable): ... this.
11323 (run_gcc): Remove offload_argc and offload_argv.
11324 Get offload_objects_file_name from -foffload-objects=... option.
11325 Read names of object files with offload from this file, pass them to
11326 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11327 don't pass offloadbegin and offloadend to the linker. Don't pass
11328 offload non-LTO files to the linker, because now they're not claimed.
11330 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11333 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11334 on builtin_unreachable.
11336 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11338 PR rtl-optimization/69896
11339 * regcprop.c: Include cfgrtl.h.
11340 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11341 than remembered mode, either delete it (if noop_move_p), or
11342 treat like copy_p but not noop_p instruction.
11344 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11347 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11348 - allow NULL decl for Fortran DW_TAG_common_block variables.
11350 2016-02-24 Jason Merrill <jason@redhat.com>
11352 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11354 2016-02-24 Richard Biener <rguenther@suse.de>
11355 Jakub Jelinek <jakub@redhat.com>
11357 PR middle-end/69760
11358 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11359 conditionally executed ops to well-defined overflow behavior.
11361 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11363 PR middle-end/69915
11364 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11367 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11369 PR rtl-optimization/69886
11370 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11371 argument. Use it when checking validity of set instructions.
11372 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11373 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11375 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11376 * store-motion.c (find_moveable_store): Update
11377 can_assign_to_reg_without_clobbers_p callsite.
11379 2016-02-24 Richard Biener <rguenther@suse.de>
11381 PR middle-end/68963
11382 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11384 (record_nonwrapping_iv): Do not fall back to the low/high bound
11385 for non-constant IV bases if the stmt is not always executed.
11387 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11389 * config/arm/arm-cores.def (cortex-a32): New entry.
11390 * config/arm/arm-tables.opt: Regenerate.
11391 * config/arm/arm-tune.md: Regenerate.
11392 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11393 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11394 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11395 for -mcpu and -mtune.
11397 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11400 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11401 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11402 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11403 (atomic_loaddi_1): Delete.
11404 (atomic_loaddi): Rewrite expander using the above changes.
11406 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11409 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11412 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11413 Richard Biener <rguenth@suse.de>
11415 PR middle-end/69909
11416 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11417 set_mem_attributes if tem is SSA_NAME which got expanded
11420 2016-02-24 Richard Biener <rguenther@suse.de>
11422 PR tree-optimization/69907
11423 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11424 end of permutations for BB vectorization.
11426 2016-02-24 Christian Bruel <christian.bruel@st.com>
11428 * config/arm/arm-c.c (arm_option_override): Initialize
11429 target_option_current_node.
11430 * config/arm/arm.c (arm_pragma_target_parse): Replace
11431 build_target_option_node call by target_option_current_node.
11432 Set target_option_current_node.
11435 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11438 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11439 define_insn_and_split to define_insn.
11440 (zero_extendqi<mode>2_dot2): Same.
11441 (extendqi<mode>2_dot): Same.
11442 (extendqi<mode>2_dot2): Same.
11444 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11446 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11447 and add bypass for AES{D,E} and AESMC pairs.
11448 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11451 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11453 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11454 series for reciprocal square root in Exynos M1.
11456 2016-02-23 Martin Sebor <msebor@redhat.com>
11459 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11460 __builtin_alloca_with_align.
11462 2016-02-23 Richard Henderson <rth@redhat.com>
11464 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11465 (ix86_register_pragmas): Remove __seg_tls.
11466 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11467 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11468 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11469 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11470 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11471 * doc/extend.texi (__seg_tls): Remove item.
11473 2016-02-23 Richard Biener <rguenther@suse.de>
11475 * alloc-pool.h (struct allocation_object): Make id member
11476 conditional on CHECKING_P again.
11477 (get_instance): Adjust.
11478 (base_pool_allocator): Likewise.
11480 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11482 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11483 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11485 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11487 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11489 2016-02-23 Richard Biener <rguenther@suse.de>
11491 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11492 * bitmap.h (struct bitmap_usage): Likewise.
11493 (bitmap_move): Declare.
11494 * bitmap.c (register_overhead): Take size_t argument.
11495 (bitmap_move): New function.
11496 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11497 to properly account overhead.
11498 * tree.c (free_node): Use tree_size.
11500 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11503 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11504 when inverting comparison.
11507 * common.opt (Wunreachable-code): Add Warning flag.
11509 2016-02-23 Mark Wielaard <mjw@redhat.com>
11510 Jakub Jelinek <jakub@redhat.com>
11513 * cgraphunit.c (check_global_declaration): Check main_input_filename
11514 and DECL_SOURCE_FILE are not NULL.
11516 2016-02-23 Martin Jambor <mjambor@suse.cz>
11518 PR tree-optimization/69666
11519 * tree-sra.c (sra_modify_assign): Do not attempt to create
11520 default_def replacements for unscalarizable regions.
11522 2016-02-20 Mark Wielaard <mjw@redhat.com>
11525 * cgraphunit.c (check_global_declaration): Check level of
11526 warn_unused_const_variable and main_input_filename.
11527 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11528 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11529 (-Wunused-const-variable): Explain levels 1 and 2.
11531 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11534 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11535 identical arguments. Formatting and spelling fixes.
11538 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11543 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11544 and m68k-devices.def.
11545 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11546 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11548 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11550 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11551 and HImode registers.
11553 2016-02-22 Richard Biener <rguenther@suse.de>
11555 PR tree-optimization/69882
11556 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11557 preserve permutations present because of gaps.
11558 (vect_supported_load_permutation_p): Always continue checking
11559 permutations after vect_attempt_slp_rearrange_stmts.
11561 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11563 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11564 min_profitable_estimate, rather than min_profitable_iters.
11566 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11569 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11570 SImode for last match_operand.
11572 2016-02-22 Martin Liska <mliska@suse.cz>
11574 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11575 return bitsize - 1 as the return value.
11577 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11581 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11582 Handle negative shift counts.
11583 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11584 force_reg on the shift constant.
11585 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11586 (lshrsi3_d): Handle negative shift counts.
11588 2016-02-22 Richard Biener <rguenther@suse.de>
11589 Tom de Vries <tom@codesourcery.com>
11591 * graph.c: Include dumpfile.h.
11592 (print_graph_cfg): Split into three overloads.
11593 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11595 2016-02-22 Tom de Vries <tom@codesourcery.com>
11597 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11600 2016-02-22 Richard Biener <rguenther@suse.de>
11603 * ipa-inline-transform.c (inline_call): When not updating
11604 overall summaries adjust self size by the growth estimate.
11605 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11606 hash-set, do not update overall summaries here. Renamed from ...
11607 (inline_to_all_callers): ... this which is now wrapping the
11608 above and performing delayed overall summary update.
11609 (early_inline_small_functions): Delay updating of the overall
11612 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11614 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11617 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11620 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11621 :%* in %:gt() argument.
11622 (greater_than_spec_func): Adjust for expecting only numbers,
11623 if there are more than two numbers, compare the last two.
11625 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11627 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11628 -Wnarrowing with -std.
11630 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11633 * expr.c (store_field): Don't use bit-field path if exp is
11634 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11635 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11636 and the assignment can be performed by bitwise copy. Formatting
11639 PR middle-end/69838
11640 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11641 call copy_reg_eh_region_note_forward on before and/or after sequences
11642 and remove note from insn if it no longer can throw.
11645 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11646 if TARGET_AVX512BW.
11648 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11650 * config/s390/vector.md: Add missing commutative operand markers
11651 to the patterns which qualify for one.
11652 * config/s390/vx-builtins.md: Likewise.
11654 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11656 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11657 types to mode iterators.
11658 (vec_double): ... and mode attribute.
11659 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11661 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11663 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11664 Change the predicate of op2 from nonimmediate to general and let
11665 reload fix it if necessary.
11667 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11669 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11671 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11673 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11676 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11678 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11679 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11680 * config/s390/s390.md ("movstr<P:mode>"): Call
11681 s390_expand_vec_movstr.
11683 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11685 * config/s390/s390.md: Add missing output modifier for operand 1
11686 to print it as address properly.
11688 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11690 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11691 * config/s390/2964.md: New file.
11692 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11693 of insn grouping attributes depending on the CPU level.
11694 (s390_get_unit_mask): New function.
11695 (s390_sched_score): Remove the OOO from the scheduling macros.
11696 Add loop to calculate a score for the instruction mix.
11697 (s390_sched_reorder): Likewise plus improve debug output.
11698 (s390_sched_variable_issue): Rename macros as above. Calculate
11699 the unit distances after actually scheduling an insn. Improve
11701 (s390_sched_init): Clear last_scheduled_unit_distance array.
11702 * config/s390/s390.md: Include 2964.md.
11704 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11707 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11708 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11709 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11710 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11711 *avx512f_<code>v8div16qi2_mask_1): New insns.
11713 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11716 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11719 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11720 earlyclobber from target. Use wF constraint for fused memory
11722 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11724 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11725 Martin Liska <mliska@suse.cz>
11728 * cfgexpand.c (asan_sanitize_stack_p): New function.
11729 (partition_stack_vars): Use the function.
11730 (expand_stack_vars): Likewise.
11731 (defer_stack_allocation): Likewise.
11732 (expand_used_vars): Likewise.
11734 2016-02-18 Richard Biener <rguenther@suse.de>
11736 PR middle-end/69553
11737 * fold-const.c (operand_equal_p): Properly compare offsets for
11738 IMAGPART_EXPR and ARRAY_REF.
11740 2016-02-18 Nick Clifton <nickc@redhat.com>
11744 * config/arm/arm.c (arm_option_override_internal): Disable
11745 interworking if the target does not support thumb instructions.
11746 (arm_reload_in_hi): Handle the case where a register to register
11747 move needs reloading because there is no simple pattern to handle
11749 (arm_reload_out_hi): Likewise.
11751 2016-02-18 Richard Biener <rguenther@suse.de>
11753 PR middle-end/69854
11754 * match.pd: Don't use fold_binary or fold_unary for folding
11757 2016-02-17 Jakub Jelinek <jakub@redhat.com>
11760 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
11761 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
11762 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
11763 warn on gimple_no_warning_p statements.
11765 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
11767 * doc/extend.texi (C++ Attributes): Correct description of
11768 warn_unused type attribute.
11770 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11772 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
11773 correct instruction.
11775 2016-02-17 Richard Biener <rguenther@suse.de>
11777 PR rtl-optimization/69609
11778 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
11779 (find_traces_1_round): When ending a trace update cached priority
11781 (bb_to_key): Use cached priority when available.
11782 (copy_bb): Initialize cached priority.
11783 (reorder_basic_blocks_software_trace_cache): Likewise.
11785 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11788 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
11790 (aarch64_comparison_operator): Break overly long line into two.
11791 (aarch64_comparison_operation): Likewise.
11792 * config/aarch64/aarch64.md (cstorecc4): Use
11793 aarch64_comparison_operator_mode instead of
11794 aarch64_comparison_operator.
11795 (cstore<mode>4): Likewise.
11796 (aarch64_cstore<mode>): Likewise.
11797 (*cstoresi_insn_uxtw): Likewise.
11798 (cstore<mode>_neg): Likewise.
11799 (*cstoresi_neg_uxtw): Likewise.
11801 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11804 * config/arm/predicates.md (arm_comparison_operator_mode):
11806 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
11807 instead of arm_comparison_operator.
11808 (*mov_negscc): Likewise.
11809 (*mov_notscc): Likewise.
11810 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
11811 (*thumb2_mov_negscc): Likewise.
11812 (*thumb2_mov_negscc_strict_it): Likewise.
11813 (*thumb2_mov_notscc): Likewise.
11814 (*thumb2_mov_notscc_strict_it): Likewise.
11816 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
11818 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
11819 Add missing return.
11821 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
11823 * config/visium/visium.c (machine_libfunc_index): New enum.
11824 (machine_libfuncs): New structure.
11825 (visium_libfuncs): New static variable.
11826 (TARGET_INIT_LIBFUNCS): Define to...
11827 (visium_init_libfuncs): ...this. New function.
11828 (expand_block_move_4): Use the appropriate libfunc.
11829 (expand_block_move_2): Likewise.
11830 (expand_block_move_1): Likewise.
11831 (expand_block_set_4): Likewise.
11832 (expand_block_set_2): Likewise.
11833 (expand_block_set_1): Likewise.
11834 (visium_trampoline_init): Likewise.
11836 2016-02-17 Nick Clifton <nickc@redhat.com>
11838 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
11839 TI's devices.csv file as of March 2016.
11841 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
11844 * opts-global.c (handle_common_deferred_options): Introduce and
11845 initialize two global variables to remember command-line options
11846 specifying a stack-limiting register.
11847 * opts.h: Add extern declarations of the two new global variables.
11848 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
11849 variable based on the values of the two new global variables.
11851 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11854 * common.opt (Wnonnull-compare): New warning.
11855 * doc/invoke.texi (-Wnonnull): Remove text about comparison
11856 of arguments against NULL.
11857 (-Wnonnull-compare): Document.
11858 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
11859 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
11860 * passes.def (pass_warn_nonnull_compare): Add.
11861 * gimple-ssa-nonnull-compare.c: New file.
11863 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11865 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
11866 AARCH64_EXTRA_TUNE_RECIP_SQRT.
11868 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11870 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
11871 reciprocal sqrt for -mlow-precision-recip-sqrt.
11873 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11874 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11876 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
11877 always use lane loads to construct non-constant vectors.
11879 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11881 * config/aarch64/aarch64.md
11882 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
11883 constraints for operand 3.
11884 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
11886 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11887 Richard Biener <rguenther@suse.de>
11889 PR tree-optimization/69820
11890 * tree-vect-patterns.c (type_conversion_p): Return false if
11891 *orig_type is unsigned single precision or boolean.
11892 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
11895 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11897 PR rtl-optimization/69764
11898 PR rtl-optimization/69771
11899 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
11900 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
11902 2016-02-16 Richard Biener <rguenther@suse.de>
11904 PR tree-optimization/69776
11905 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
11907 (indirect_refs_may_alias_p): Likewise.
11908 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
11909 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
11910 according to tbaa_p.
11911 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
11912 (optimize_stmt): For redundant store discovery do not allow tbaa.
11914 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
11916 PR tree-optimization/69714
11917 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
11918 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
11920 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
11922 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
11923 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
11924 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
11925 * config/arc/arc.c (arc_init): Check FPU options.
11926 (get_arc_condition_code): Handle new CC_FPU* modes.
11927 (arc_select_cc_mode): Likewise.
11928 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
11929 register pair only. Allow access for ARCv2 accumulator.
11930 (gen_compare_reg): Whenever we have FPU support use FPU compare
11932 (arc_reorg): Don't generate brcc insns when FPU compare
11933 instructions are involved.
11934 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
11935 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
11936 floating point emulation.
11937 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
11938 (REVERSE_CONDITION): Add new CC_FPU* modes.
11939 (TARGET_FP_SP_BASE): Define.
11940 (TARGET_FP_DP_BASE): Likewise.
11941 (TARGET_FP_SP_FUSED): Likewise.
11942 (TARGET_FP_DP_FUSED): Likewise.
11943 (TARGET_FP_SP_CONV): Likewise.
11944 (TARGET_FP_DP_CONV): Likewise.
11945 (TARGET_FP_SP_SQRT): Likewise.
11946 (TARGET_FP_DP_SQRT): Likewise.
11947 (TARGET_FP_DP_AX): Likewise.
11948 * config/arc/arc.md (ARCV2_ACC): New constant.
11949 (type): New fpu type attribute.
11950 (SDF): Conditional iterator.
11951 (cstore<mode>, cbranch<mode>): Change expand condition.
11952 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
11953 handles FPU/FPX cases as well.
11954 * config/arc/arc.opt (mfpu): New option.
11955 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
11957 (adddf3, muldf3, subdf3): Removed.
11958 * config/arc/predicates.md (proper_comparison_operator): Recognize
11960 * config/arc/fpu.md: New file.
11961 * doc/invoke.texi (ARC Options): Document mfpu option.
11963 2016-02-16 Richard Biener <rguenther@suse.de>
11965 PR rtl-optimization/69291
11966 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
11967 noce_operand_ok check.
11969 2016-02-16 Tom de Vries <tom@codesourcery.com>
11972 * omp-low.c (simd_clone_create): Remove call to
11973 symtab->call_cgraph_insertion_hooks.
11975 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11977 PR tree-optimization/69802
11978 * tree-ssa-reassoc.c (update_range_test): If op is
11979 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
11980 op == 1 test of precision 1 integral op, otherwise handle
11981 that case as op itself. Fix up formatting.
11982 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
11985 2016-02-16 Richard Biener <rguenther@suse.de>
11987 PR tree-optimization/69586
11988 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
11989 types for conversion sources.
11991 2016-02-16 Richard Biener <rguenther@suse.de>
11993 PR middle-end/69801
11994 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
11995 mask OEP_ADDRESS_OF.
11997 2016-02-16 Alan Modra <amodra@gmail.com>
12000 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
12001 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
12002 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
12004 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
12005 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
12006 (p8_fmrgow_<mode>): Likewise.
12007 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
12009 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
12010 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
12011 to use movdi_internal64. Remove op0_di.
12012 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
12014 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
12016 Add support for the FCCMP insn types
12018 * config/aarch64/aarch64.md (fccmp): Change insn type.
12019 (fccmpe): Likewise.
12020 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
12021 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
12022 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
12023 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
12024 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
12025 * config/arm/types.md (fccmps): Add new insn type.
12026 (fccmpd): Likewise.
12028 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
12030 * alias.c (get_alias_set): Fix a typo in comment.
12032 2016-02-15 Richard Biener <rguenther@suse.de>
12034 PR tree-optimization/69595
12035 * match.pd: Complete range test simplification to true.
12037 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
12039 PR rtl-optimization/69648
12040 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
12041 pic_offset_table_rtx.
12043 PR rtl-optimization/69752
12044 * ira.c (update_equiv_regs): When looking for more than a single SET,
12045 also take other side effects into account.
12047 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12049 * config/s390/s390.c (s390_function_profiler): Add a new sequence
12050 for z900+ CPUs in 31-bit mode.
12052 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12054 * common/config/s390/s390-common.c (s390_supports_split_stack):
12056 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
12057 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
12058 * config/s390/s390.c (struct machine_function): New field
12059 split_stack_varargs_pointer.
12060 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
12061 in s390_emit_prologue.
12062 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
12064 (morestack_ref): New global.
12065 (SPLIT_STACK_AVAILABLE): New macro.
12066 (s390_expand_split_stack_prologue): New function.
12067 (s390_live_on_entry): New function.
12068 (s390_va_start): Use split-stack vararg pointer if appropriate.
12069 (s390_asm_file_end): Emit the split-stack note sections.
12070 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
12071 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
12072 (UNSPECV_SPLIT_STACK_CALL): New unspec.
12073 (UNSPECV_SPLIT_STACK_DATA): New unspec.
12074 (split_stack_prologue): New expand.
12075 (split_stack_space_check): New expand.
12076 (split_stack_data): New insn.
12077 (split_stack_call): New expand.
12078 (split_stack_call_*): New insn.
12079 (split_stack_cond_call): New expand.
12080 (split_stack_cond_call_*): New insn.
12082 2016-02-15 Richard Biener <rguenther@suse.de>
12084 PR tree-optimization/69783
12085 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12086 Add trivially correct cases.
12088 2016-02-15 Tom de Vries <tom@codesourcery.com>
12091 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
12093 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
12095 2016-02-15 Richard Biener <rguenther@suse.de>
12097 PR tree-optimization/69776
12098 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12099 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
12100 indicate whether we can use TBAA to disambiguate against stores.
12101 Use alias-set zero if not.
12102 (visit_reference_op_store): Do not use TBAA when looking up
12104 * tree-ssa-pre.c (compute_avail): Use TBAA here.
12105 (eliminate_dom_walker::before_dom_children): But not when looking
12106 up redundant stores.
12108 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
12110 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
12112 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12114 * config/i386/znver1.md
12115 (znver1_pop, znver1_pop_mem,
12116 znver1_load_imov_double_store,
12117 znver1_load_imov_direct_store,
12118 znver1_load_imov_direct_load,
12119 znver1_load_imov_double_load): Add new.
12120 (znver1_insn, znver1_insn_load): Add icmov type.
12121 (znver1_sseavx_fma,
12122 znver1_sseavx_fma_load,
12124 znver1_avx256_fma_load): Fix pipe usage.
12126 2016-02-14 Alan Modra <amodra@gmail.com>
12129 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
12130 with an invalid hard reg, reload just the reg not the entire
12131 pre/post-inc/dec address expression.
12133 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12136 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
12137 fixed R1_REG scratch reg.
12138 (sibcall_value_pcrel_fdpic): Likewise.
12140 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12144 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
12146 2016-02-12 Walter Lee <walt@tilera.com>
12148 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
12149 * config/tilegx/t-tilegx: Likewise.
12151 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12154 * diagnostic-show-locus.c (struct line_span): New struct.
12155 (layout::get_first_line): Delete.
12156 (layout::get_last_line): Delete.
12157 (layout::get_num_line_spans): New member function.
12158 (layout::get_line_span): Likewise.
12159 (layout::print_heading_for_line_span_index_p): Likewise.
12160 (layout::get_expanded_location): Likewise.
12161 (layout::calculate_line_spans): Likewise.
12162 (layout::m_first_line): Delete.
12163 (layout::m_last_line): Delete.
12164 (layout::m_line_spans): New field.
12165 (layout::layout): Update comment. Replace m_first_line and
12166 m_last_line with m_line_spans, replacing their initialization
12167 with a call to calculate_line_spans.
12168 (diagnostic_show_locus): When printing source lines and
12169 annotations, rather than looping over a single span
12170 of lines, instead loop over each line_span within
12171 the layout, with an inner loop over the lines within them.
12172 Call the context's start_span callback when changing line spans.
12173 * diagnostic.c (diagnostic_initialize): Initialize start_span.
12174 (diagnostic_build_prefix): Break out the building of the location
12175 part of the string into...
12176 (diagnostic_get_location_text): ...this new function, rewriting
12177 it from nested ternary expressions to a sequence of "if"
12179 (default_diagnostic_start_span_fn): New function.
12180 * diagnostic.h (diagnostic_start_span_fn): New typedef.
12181 (diagnostic_context::start_span): New field.
12182 (default_diagnostic_start_span_fn): New prototype.
12184 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12187 * gcc.c (driver::finalize): Fix cleanup of "specs".
12189 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12193 * gcc.c (driver::driver): Initialize m_option_suggestions.
12194 (driver::~driver): Clean up m_option_suggestions.
12195 (suggest_option): Convert to...
12196 (driver::suggest_option): ...this, and split out into
12197 driver::build_option_suggestions and find_closest_string.
12198 (driver::build_option_suggestions): New function, from
12199 first half of suggest_option. Special-case
12200 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12201 the sanitizer_opts array. For options of enum types, add the
12202 various enum values to the candidate strings.
12203 (driver::handle_unrecognized_options): Remove "const".
12204 * gcc.h (driver::handle_unrecognized_options): Likewise.
12205 (driver::build_option_suggestions): New decl.
12206 (driver::suggest_option): New decl.
12207 (driver::m_option_suggestions): New field.
12208 * opts-common.c (add_misspelling_candidates): New function.
12209 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12210 and make non-static.
12211 * opts.h (sanitizer_opts): New array decl.
12212 (add_misspelling_candidates): New function decl.
12213 * spellcheck.c (find_closest_string): New function.
12214 * spellcheck.h (find_closest_string): New function decl.
12216 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12218 PR rtl-optimization/69764
12219 PR rtl-optimization/69771
12220 * optabs.c (expand_binop_directly): For shift_optab_p, force
12221 convert_modes with VOIDmode if xop1 has VOIDmode.
12223 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12226 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12227 to correctly determine instrumentation thunks.
12229 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12232 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12233 type by reference, force lhs on the call.
12236 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12237 Compute retval and retbnd early in all cases if split_part_return_p
12238 and return_bb is not EXIT. Remove all clobber stmts and reset
12239 all debug stmts that refer to SSA_NAMEs defined in split part,
12240 except if it is retval, in that case replace the old retval with the
12241 lhs of the call to the split part.
12243 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12246 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12248 PR middle-end/66726
12249 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12250 whose result is used in PHI.
12251 (maybe_optimize_range_tests): Likewise.
12252 (final_range_test_p): Likweise.
12254 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12256 PR middle-end/66726
12257 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12258 whose result is used in PHI.
12259 (maybe_optimize_range_tests): Likewise.
12260 (final_range_test_p): Likweise.
12262 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12264 * cgraph.c: Spelling fixes - behaviour -> behavior and
12265 neighbour -> neighbor.
12266 * target.def: Likewise.
12267 * sel-sched.c: Likewise.
12268 * config/mips/mips.c: Likewise.
12269 * config/arc/arc.md: Likewise.
12270 * config/arm/cortex-a57.md: Likewise.
12271 * config/arm/arm.c: Likewise.
12272 * config/arm/neon.md: Likewise.
12273 * config/arm/arm-c.c: Likewise.
12274 * config/vms/vms-c.c: Likewise.
12275 * config/s390/s390.c: Likewise.
12276 * config/i386/znver1.md: Likewise.
12277 * config/i386/i386.c: Likewise.
12278 * config/ia64/hpux-unix2003.h: Likewise.
12279 * config/msp430/msp430.md: Likewise.
12280 * config/rx/rx.c: Likewise.
12281 * config/rx/rx.md: Likewise.
12282 * config/aarch64/aarch64-simd.md: Likewise.
12283 * config/aarch64/aarch64.c: Likewise.
12284 * config/nvptx/nvptx.c: Likewise.
12285 * config/bfin/bfin.c: Likewise.
12286 * config/cris/cris.opt: Likewise.
12287 * config/rs6000/rs6000.c: Likewise.
12288 * target.h: Likewise.
12289 * spellcheck.c: Likewise.
12290 * ira-build.c: Likewise.
12291 * tree-inline.c: Likewise.
12292 * builtins.c: Likewise.
12293 * lra-constraints.c: Likewise.
12294 * explow.c: Likewise.
12295 * hwint.h: Likewise.
12296 * targhooks.c: Likewise.
12297 * tree-vect-data-refs.c: Likewise.
12298 * expr.c: Likewise.
12299 * doc/tm.texi: Likewise.
12300 * doc/extend.texi: Likewise.
12301 * doc/install.texi: Likewise.
12302 * doc/md.texi: Likewise.
12303 * tree-ssa-tail-merge.c: Likewise.
12304 * sched-int.h: Likewise.
12305 * match.pd: Likewise.
12306 * sched-ebb.c: Likewise.
12307 * target.def (omit_struct_return_reg): Likewise.
12308 * gimple-ssa-isolate-paths.c: Likewise.
12309 (find_implicit_erroneous_behaviour): Renamed to...
12310 (find_implicit_erroneous_behavior): ... this.
12311 (find_explicit_erroneous_behaviour): Renamed to...
12312 (find_explicit_erroneous_behavior): ... this.
12313 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12315 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12317 PR rtl-optimization/64682
12318 PR rtl-optimization/69567
12319 PR rtl-optimization/69737
12320 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12321 in I2 as well, just lose it.
12323 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12325 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12327 (aarch64_last_printed_tune_string): Likewise.
12328 (aarch64_declare_function_name): Only output .arch assembler
12329 directive if it will be different from the previously output
12330 directive. Same for .tune comment but only if -dA is set.
12331 (aarch64_start_file): New function.
12332 (TARGET_ASM_FILE_START): Define.
12334 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12337 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12339 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12342 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12343 -Wmaybe-uninitialized warning.
12345 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12348 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12350 2016-02-11 Richard Biener <rguenther@suse.de>
12352 PR rtl-optimization/69291
12353 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12354 subexpressions affected by changing the result.
12356 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12359 * lra-constraints.c (curr_insn_transform): Find in/out operands
12360 for secondary memory moves. Update dups.
12362 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12364 PR tree-optimization/69652
12365 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12366 to nested loop, did source re-formatting, skip debug statements,
12367 add check on statement with volatile operand, remove dead scalar
12370 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12371 Patrick Palka <ppalka@gcc.gnu.org>
12375 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12376 calls if the return type is TREE_ADDRESSABLE.
12377 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12378 * ipa-split.c (split_function): Fix doubled "we" in comment.
12379 Use void return type for the split part even if
12380 !split_point->split_part_set_retval.
12382 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12384 PR tree-optimization/68021
12385 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12386 when computing the value of biv cand by itself.
12388 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12390 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12391 (cortexa57_tunings): Likewise.
12392 (cortexa72_tunings): Likewise.
12393 (arch_macro_fusion_pair_p): Add support for AES fusion.
12394 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12395 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12396 Allow virtual registers before reload so early scheduling works.
12397 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12398 correct latency and pipeline.
12399 (cortex_a57_crypto_complex): Likewise.
12400 (cortex_a57_crypto_xor): Likewise.
12401 (define_bypass): Add AES bypass.
12403 2016-02-10 Richard Biener <rguenther@suse.de>
12405 PR tree-optimization/69726
12406 * passes.def: Add DCE pass before late uninit.
12407 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12408 really fixup if-conversions job.
12410 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12412 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12413 (arm_cortex_a57_tune): Likewise.
12414 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12415 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12417 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12419 * timevar.def (TV_PHASE_DBGINFO): Delete.
12420 (TV_PHASE_CHECK_DBGINFO): Likewise.
12421 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12423 2016-02-10 Richard Biener <rguenther@suse.de>
12425 PR tree-optimization/69719
12426 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12427 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12429 2016-02-09 Andrew Pinski <apinski@cavium.com>
12432 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12433 get_vcond_mask_icode returns false.
12435 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12438 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12439 an ADDIS that adds a pointer to a large constant that sets the
12440 upper16 bits with a load operation.
12442 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12445 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12447 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12449 (vzipq_s16): Likewise.
12450 (vzipq_s32): Likewise.
12451 (vzipq_f32): Likewise.
12452 (vzipq_u8): Likewise.
12453 (vzipq_u16): Likewise.
12454 (vzipq_u32): Likewise.
12455 (vzipq_p8): Likewise.
12456 (vzipq_p16): Likewise.
12458 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12461 * config/arm/arm.c (neon_endian_lane_map): New function.
12462 (neon_vector_pair_endian_lane_map): New function.
12463 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12464 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12466 (vuzpq_s16): Likewise.
12467 (vuzpq_s32): Likewise.
12468 (vuzpq_f32): Likewise.
12469 (vuzpq_u8): Likewise.
12470 (vuzpq_u16): Likewise.
12471 (vuzpq_u32): Likewise.
12472 (vuzpq_p8): Likewise.
12473 (vuzpq_p16): Likewise.
12475 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12478 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12481 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12483 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12484 truncate const_int operand 1 to QImode.
12486 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12488 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12489 corresponding to an abnormal edge.
12491 2016-02-09 Tom de Vries <tom@codesourcery.com>
12493 PR tree-optimization/69599
12494 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12496 (find_func_aliases_for_builtin_call, find_func_clobbers)
12497 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12500 2016-02-09 Richard Biener <rguenther@suse.de>
12502 PR tree-optimization/69715
12503 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12504 LHS on calls as non-rewritable.
12506 2016-02-09 Tom de Vries <tom@codesourcery.com>
12509 * lto-wrapper.c (append_diag_options): New function.
12510 (compile_offload_image): Call append_diag_options.
12512 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12515 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12516 Minor copy-edit to fix verb tenses.
12518 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12520 PR tree-optimization/69209
12521 * ipa-split.c (split_function): If split part is not
12522 returning retval, retval has gimple type but is not
12523 gimple value, force it into a SSA_NAME first.
12525 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12527 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12530 2016-02-08 Jason Merrill <jason@redhat.com>
12533 * convert.c (convert_to_integer_1): Check dofold on truncation
12535 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12536 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12537 Rename from *_nofold.
12538 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12539 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12541 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12544 * tree.c (build_common_tree_nodes): Remove short_double argument.
12545 All callers changed.
12546 * tree.h (build_common_tree_nodes): Adjust declaration.
12547 * doc/invoke.texi (-fshort-double): Remove documentation.
12548 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12549 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12550 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12551 (append_linker_options): Don't handle OPT_fshort_double.
12553 PR rtl-optimization/68730
12554 * lra-remat.c (insn_to_cand_activation): New static variable.
12555 (lra_remat): Allocate and free it.
12556 (create_cand): New arg activation. Initialize a field in
12557 insn_to_cand_activation if it is nonnull.
12558 (create_cands): Pass the activation insn to create_cand when making
12559 a candidate involving an output reload. Reorganize code a little.
12560 (do_remat): Keep track of active status of candidates in a separate
12563 2016-02-08 Richard Biener <rguenther@suse.de>
12565 PR tree-optimization/69719
12566 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12567 Properly use absolute of the difference of the two offsets to
12568 compare or adjust the segment length.
12570 2016-02-08 Richard Biener <rguenther@suse.de>
12571 Jeff Law <law@redhat.com>
12574 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12575 types for anonymous SSA names.
12577 2016-02-08 Richard Biener <rguenther@suse.de>
12579 PR rtl-optimization/69274
12580 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12582 2016-02-08 Jeff Law <law@redhat.com>
12584 PR tree-optimization/65917
12585 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12586 equivalences from if (x == y) style conditionals.
12587 (loop_depth_of_name): Remove.
12588 (record_equality): Remove loop depth check.
12589 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12590 (const_and_copies::record_const_or_copy_raw): New member function.
12591 * tree-ssa-scopedtables.c
12592 (const_and_copies::record_const_or_copy_raw): New, factored out of
12593 (const_and_copies::record_const_or_copy): Call new member function.
12595 2016-02-05 Jeff Law <law@redhat.com>
12597 PR tree-optimization/68541
12598 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12599 (count_stmts_in_block): New function.
12600 (poor_ifcvt_candidate_code): Likewise.
12601 (is_feasible_trace): Add some heuristics to determine when path
12602 splitting is profitable.
12603 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12604 is a diamond with a single exit.
12606 2016-02-05 Martin Sebor <msebor@redhat.com>
12609 * doc/invoke.texi: Update -Wplacement-new to take an optional
12612 2016-02-06 Richard Henderson <rth@redhat.com>
12615 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12616 out of non-standard address spaces.
12618 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12620 PR rtl-optimization/69691
12621 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12623 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12625 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12626 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12627 (*ieee128_mfvsrd_64bit): Likewise.
12628 (*ieee128_mfvsrd_32bit): Likewise.
12630 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12634 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12636 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12637 instrumented_version.
12639 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12641 * doc/invoke.texi (Optimize Options): In table of --param options
12642 rename second occurrence of tracer-min-branch-ratio to
12643 tracer-min-branch-probability, rename
12644 tracer-min-branch-ratio-feedback to
12645 tracer-min-branch-probability-feedback and clarify description,
12646 rename sched-spec-state-edge-prob-cutoff to
12647 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12648 to selsched-insns-to-rename, rename lto-minpartition to
12649 lto-min-partition, delete reorder-blocks-duplicate and
12650 reorder-blocks-duplicate-feedback.
12652 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12654 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12657 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12659 * doc/extend.texi: S/390: Correct some typos.
12661 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12663 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12665 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12668 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12669 (s390_register_info_gprtofpr): Use new macros above.
12670 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12672 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12673 its name. Adjust restore and save gpr ranges.
12674 (s390_register_info_set_ranges): New function.
12675 (s390_register_info): Use new macros above. Call
12676 s390_register_info_set_ranges.
12677 (s390_optimize_register_info): Likewise.
12678 (s390_hard_regno_rename_ok): Use new macros.
12679 (s390_hard_regno_scratch_ok): Likewise.
12680 (s390_emit_epilogue): Likewise.
12681 (s390_can_use_return_insn): Likewise.
12682 (s390_optimize_prologue): Likewise.
12683 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12685 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12688 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12690 (ix86_option_override_internal): Disable TARGET_STV even for
12691 -m{incoming,preferred}-stack-boundary=3.
12693 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12695 * config.gcc: Mark deprecated rtems targets as obsolete.
12697 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12699 PR rtl-optimization/64682
12700 PR rtl-optimization/69567
12701 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12702 before I2 only if the register is both used and set in I2.
12704 2016-02-04 DJ Delorie <dj@redhat.com>
12706 * config/msp430/msp430.c (msp430_start_function): Add function type.
12708 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12711 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12713 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12715 PR rtl-optimization/69577
12717 2015-10-29 Richard Henderson <rth@redhat.com>
12721 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12722 sse check to the exact conditions of PR 67609.
12724 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12727 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12728 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
12729 not allowed into the traditional Altivec registers.
12730 (movtd_64bit_nodm): Likewise.
12731 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
12733 2016-02-04 David Malcolm <dmalcolm@redhat.com>
12735 * config/aarch64/cortex-a57-fma-steering.c
12736 (aarch64_register_fma_steering): Remove "static" from arguments
12739 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
12742 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
12743 twice when complex.
12745 2016-02-04 Mike Frysinger <vapier@gentoo.org>
12747 * doc/invoke.texi: Delete -mno-fma4.
12749 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
12751 PR rtl-optimization/69577
12752 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
12753 (find_subregs_of_mode): Update accordingly. Iterate over partial
12756 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
12758 * config/arm/arm-protos.h (neon_reinterpret): Remove.
12759 * config/arm/arm.c (neon_reinterpret): Remove.
12760 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
12761 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
12762 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
12763 vreinterpretti): Remove.
12764 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
12765 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
12766 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
12767 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
12768 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
12769 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
12770 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
12771 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
12772 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
12773 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
12774 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
12775 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
12776 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
12777 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
12778 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
12779 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
12780 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
12781 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
12782 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
12783 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
12784 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
12785 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
12786 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
12787 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
12788 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
12789 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
12790 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
12791 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
12792 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
12793 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
12794 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
12795 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
12796 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
12797 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
12798 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
12799 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
12800 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
12801 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
12802 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
12803 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
12804 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
12805 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
12806 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
12807 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
12808 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
12809 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
12810 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
12811 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
12812 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
12813 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
12814 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
12815 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
12816 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
12817 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
12818 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
12819 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
12820 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
12821 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
12822 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
12823 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
12824 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
12825 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
12826 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
12827 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
12828 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
12829 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
12830 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
12831 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
12832 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
12833 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
12834 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
12835 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
12836 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
12837 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
12838 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
12839 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
12840 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
12841 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
12842 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
12843 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
12844 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
12845 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
12846 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
12847 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
12848 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
12849 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
12850 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
12851 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
12852 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
12853 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
12854 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
12855 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
12856 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
12857 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
12858 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
12859 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
12860 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
12861 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
12862 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
12863 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
12864 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
12865 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
12866 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
12868 2016-02-04 Martin Liska <mliska@suse.cz>
12871 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
12872 that are gimple_store_p.
12873 (maybe_instrument_call): Likewise.
12875 2016-02-04 Bin Cheng <bin.cheng@arm.com>
12877 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
12878 register scaling out of memory reference and comment why.
12880 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12884 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
12885 folding the source of a SET.
12887 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12891 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
12892 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
12894 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
12898 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
12901 2016-02-04 Christian Bruel <christian.bruel@st.com>
12903 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
12904 * config/arm/arm.c (arm_set_current_function): Likewise.
12906 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12907 Ilya Enkovich <enkovich.gnu@gmail.com>
12908 H.J. Lu <hongjiu.lu@intel.com>
12911 * config/i386/i386.c (convert_scalars_to_vector): Remove
12912 stack alignment fixes.
12913 (ix86_option_override_internal): Disable TARGET_STV if stack
12914 might not be aligned enough.
12915 (ix86_minimum_alignment): Assert that TARGET_STV is false.
12917 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
12919 * config/i386/x86-tune.def: Disable default prefetching
12922 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12923 Vladimir Makarov <vmakarov@redhat.com>
12926 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
12927 in validating fused toc addresses.
12929 2016-02-03 Jakub Jelinek <jakub@redhat.com>
12932 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
12933 range->m_caret fields if range->m_show_caret_p is false.
12936 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12937 Force oldval into register if it does not satisfy reg_or_short_operand
12938 predicate. Fix up formatting.
12940 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
12941 Alexandre Oliva <aoliva@redhat.com>
12944 * lra-constraints.c (simplify_operand_subreg): Check additionally
12945 address validity after potential reloading.
12946 (process_address_1): Check insns validity. In case of failure do
12949 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
12952 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
12955 2016-02-02 Jakub Jelinek <jakub@redhat.com>
12957 * wide-int.cc (canonize_uhwi): New function.
12958 (wi::divmod_internal): Use it.
12960 2016-02-02 James Norris <jnorris@codesourcery.com
12962 * gimplify.c (omp_notice_variable): Add usage check.
12964 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
12966 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
12967 like LE, GE, LT, GT when emitting relational operator.
12969 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12971 * ira-costs.c (find_costs_and_classes): Add extra argument.
12972 * target.def (ira_change_pseudo_allocno_class): Add parameter.
12973 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
12974 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
12975 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
12976 Add best_class parameter, and return it if not ALL_REGS.
12977 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
12979 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
12980 Update target hook.
12982 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12984 * config/aarch64/aarch64.c
12985 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
12986 (aarch64_ira_change_pseudo_allocno_class): New function.
12988 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
12991 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
12993 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12995 * config/avr/avr.c (avr_option_override): Set
12996 PARAM_ALLOW_STORE_DATA_RACES to 1.
12998 2016-02-02 Richard Biener <rguenther@suse.de>
13000 PR tree-optimization/69595
13001 * match.pd: Add range test simplifications to true/false.
13003 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
13005 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
13006 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
13009 2016-02-02 Richard Biener <rguenther@suse.de>
13011 PR tree-optimization/69606
13012 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
13013 info on the result before moving a stmt.
13015 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
13017 PR middle-end/68542
13018 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
13019 branch with vector comparison.
13020 * config/i386/sse.md (VI48_AVX): New mode iterator.
13021 (define_expand "cbranch<mode>4): Add support for conditional branch
13022 with vector comparison.
13023 * tree-vect-loop.c (optimize_mask_stores): New function.
13024 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
13025 has_mask_store field of vect_info.
13026 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
13027 vectorized loops having masked stores after vec_info destroy.
13028 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
13029 correspondent macros.
13030 (optimize_mask_stores): Add prototype.
13032 2016-02-02 Alan Modra <amodra@gmail.com>
13035 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
13038 2016-02-02 Alan Modra <amodra@gmail.com>
13041 * config/rs6000/rs6000.c (need_toc_init): New var, set it
13042 whenever toc_label_name used.
13043 (rs6000_file_start): Don't set up toc section here,
13044 (rs6000_output_function_epilogue): do so here instead,
13045 (rs6000_xcoff_file_start): and here.
13046 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
13047 (load_toc_aix_di): Likewise.
13049 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13051 PR rtl-optimization/69592
13052 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
13053 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
13054 (num_sign_bit_copies_binary_arith_p): New inline function.
13055 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
13057 2016-02-01 Jeff Law <law@redhat.com>
13059 PR tree-optimization/69580
13060 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
13061 * tree-ssa-threadbackward.c
13062 (fsm_find_control_statement_thread_paths): Do not try to walk
13063 through large PHI nodes.
13065 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13067 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
13068 when count is incremented above limit, don't analyze further
13071 * omp-low.c (oacc_parse_default_dims): Avoid
13072 -Wsign-compare warning, make sure value fits into int
13073 rather than just unsigned int.
13075 2016-02-01 Bin Cheng <bin.cheng@arm.com>
13077 PR tree-optimization/67921
13078 * fold-const.c (split_tree): New parameters. Convert pointer
13079 type variable part to proper type before negating.
13080 (fold_binary_loc): Pass new arguments to split_tree.
13082 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
13084 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
13085 (nvptx_goacc_validate_dims): Extend to handle global defaults.
13086 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
13087 * doc/tm.texti: Rebuilt.
13088 * doc/invoke.texi (fopenacc-dim): Document.
13089 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
13090 (append_compiler_options): Likewise.
13091 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
13092 (oacc_parse_default_dims): New.
13093 (oacc_validate_dims): Add USED arg. Select non-unity default when
13095 (oacc_loop_fixed_partitions): Return mask of used partitions.
13096 (oacc_loop_auto_partitions): Emit dump info.
13097 (oacc_loop_partition): Return mask of used partitions.
13098 (execute_oacc_device_lower): Parse default dimension arg. Adjust
13099 loop partitioning and validation calls.
13101 2016-02-01 Richard Biener <rguenther@suse.de>
13103 PR middle-end/69556
13104 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
13106 2016-02-01 Richard Biener <rguenther@suse.de>
13108 PR tree-optimization/69574
13109 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
13110 of asserting return chrec_dont_know.
13112 2016-02-01 Martin Liska <mliska@suse.cz>
13114 * mem-stats-traits.h: Add copyright header.
13115 * mem-stats.h: Likewise.
13117 2016-02-01 Richard Biener <rguenther@suse.de>
13119 PR tree-optimization/69579
13120 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
13121 Do not propagate through abnormal PHI results.
13123 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
13125 * postreload.c (reload_cse_simplify): Remove dead code.
13127 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13129 PR rtl-optimization/69570
13130 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
13131 if there is more than one set, not if there is a single set.
13133 2016-02-01 Richard Henderson <rth@redhat.com>
13136 * combine.c (make_compound_operation): When looking through a
13137 subreg, make sure to re-extend to the width of the outer mode.
13139 2016-01-30 Jakub Jelinek <jakub@redhat.com>
13141 PR tree-optimization/69546
13142 * wide-int.cc (wi::divmod_internal): For unsigned division
13143 where both operands fit into uhwi, if o1 is 1 and o0 has
13144 msb set, if divident_prec is larger than bits per hwi,
13145 clear another quotient word and return 2 instead of 1.
13146 Similarly for remainder with msb in HWI set, if dividend_prec
13147 is larger than bits per hwi.
13149 2016-01-29 Martin Jambor <mjambor@suse.cz>
13151 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
13152 Use short lowercase names.
13153 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
13154 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
13155 acq_rel one. Protect warning agains segfaults if
13156 get_memory_order_name returns NULL.
13157 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
13158 with release semantics. Do not warn if get_memory_order already did.
13159 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
13160 semantics. Fix check for relaxed or acquire semantics. Do not warn
13161 if get_memory_order already did.
13163 2016-01-29 Sebastian Pop <s.pop@samsung.com>
13165 * doc/install.texi: Document that isl-0.16 is supported.
13167 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
13170 * config/i386/constraints.md (Bm): Describe as special memory
13172 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
13173 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13174 * genpreds.c (struct constraint_data): Add is_special_memory.
13175 (have_special_memory_constraints, special_memory_start): New
13177 (special_memory_end): Ditto.
13178 (add_constraint): Add new arg is_special_memory. Add code to
13179 process its true value. Update have_special_memory_constraints.
13180 (process_define_constraint): Pass the new arg.
13181 (process_define_register_constraint): Ditto.
13182 (choose_enum_order): Process special memory.
13183 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13184 function insn_extra_special_memory_constraint.
13185 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13186 * gensupport.c (process_rtx): Process
13187 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13188 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13189 * ira-lives.c (single_reg_class): Use
13190 insn_extra_special_memory_constraint.
13191 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13192 * lra-constraints.c (process_alt_operands): Ditto.
13193 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13194 * recog.c (asm_operand_ok, preprocess_constraints): Process
13196 * reload.c (find_reloads): Ditto.
13197 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13198 * stmt.c (parse_input_constraint): Use
13199 insn_extra_special_memory_constraint.
13201 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13204 * lra-splill.c (lra_final_code_change): Revert r229087 by
13205 removing all sub-registers.
13207 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13210 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13212 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13215 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13216 SSE1, copy target into the temporary reg first before recursing
13219 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13221 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13224 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13226 * ginclude/stdarg.h: Test __cplusplus instead of
13227 __GXX_EXPERIMENTAL_CXX0X__.
13229 2016-01-29 Richard Biener <rguenther@suse.de>
13231 PR tree-optimization/69547
13232 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13233 Do not mark clobbers necessary.
13234 (mark_all_reaching_defs_necessary_1): Likewise.
13236 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13238 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13239 declaration name with %qs and print it in both error messages.
13240 Also fix indentation.
13242 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13245 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13246 trailing blank line from error message.
13248 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13251 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13254 2016-01-29 Richard Biener <rguenther@suse.de>
13256 PR middle-end/69537
13257 * match.pd: Allow all integral types when simplifying a
13258 widening or sign-changing conversion.
13260 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13262 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13263 back to setting codegen_error to fail codegen.
13265 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13268 * config/i386/constraints.md (C): Only accept constant zero operand.
13269 (BC): New constraint.
13270 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13271 instead of C constraint.
13272 * doc/md.texi (Machine Constraints): Update description
13275 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13278 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13280 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13282 PR middle-end/69542
13283 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13286 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13288 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13289 branches if using guessed profile.
13291 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13293 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13295 2016-01-28 Richard Henderson <rth@redhat.com>
13298 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13299 * config/aarch64/aarch64-protos.h: Update.
13300 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13301 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13302 (aarch64_get_condition_code_1): Handle CC_Cmode.
13303 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13304 (*add<mode>3_compareC_cconly_imm): New.
13305 (*add<mode>3_compareC_cconly): New.
13306 (*add<mode>3_compareC_imm): New.
13307 (add<mode>3_compareC): New.
13308 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13309 to be first. Use aarch64_carry_operation.
13310 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13311 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13312 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13313 (subti3): Use subdi3_compare1.
13314 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13315 (sub<mode>3_compare1): New.
13316 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13317 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13318 (*subsi3_carryin_uxtw): Likewise.
13319 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13320 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13321 * config/aarch64/iterators.md (DWI): New.
13322 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13323 (aarch64_borrow_operation): New.
13325 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13327 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13328 message when isl does not return a valid schedule.
13330 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13332 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13333 Remove comments from class declarations: they are already in the code
13336 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13338 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13340 (ternary_op_to_tree): Same.
13341 (unary_op_to_tree): Same.
13342 (nary_op_to_tree): Same.
13343 (gcc_expression_from_isl_expr_op): Same.
13344 (gcc_expression_from_isl_expression): Same.
13345 (graphite_create_new_loop): Same.
13346 (graphite_create_new_loop_guard): Same.
13347 (build_iv_mapping): Same.
13348 (graphite_create_new_guard): Same.
13349 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13350 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13352 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13354 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13355 instead of setting codegen_error to fail codegen.
13357 2016-01-28 Jason Merrill <jason@redhat.com>
13359 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13361 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13363 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13364 Remove CONST_INT_P check in CCMP cost calculation.
13366 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13368 * config/aarch64/aarch64.c (generic_vector_cost):
13369 Set vec_permute_cost.
13370 (cortexa57_vector_cost): Likewise.
13371 (exynosm1_vector_cost): Likewise.
13372 (xgene1_vector_cost): Likewise.
13373 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13374 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13375 Add vec_permute_cost entry.
13377 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13379 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13381 (add<mode>3_compare0): Likewise.
13382 (addsi3_compare0_uxtw): Likewise.
13383 (add<mode>3nr_compare0): Likewise.
13384 (compare_neg<mode>): Likewise.
13385 (<optab><mode>3): Likewise.
13387 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13389 * tree-vect-stmts.c (vectorizable_comparison): Add
13390 NULL check for vectype.
13392 2016-01-28 Richard Biener <rguenther@suse.de>
13394 PR tree-optimization/69466
13395 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13396 Account for PHIs we couldn't duplicate.
13398 2016-01-28 Martin Liska <mliska@suse.cz>
13401 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13402 instead of ENABLE_VALGRIND_CHECKING.
13404 2016-01-27 Richard Henderson <rth@redhat.com>
13407 * lra-remat.c (subreg_regs): New.
13408 (dump_candidates_and_remat_bb_data): Dump it.
13409 (operand_to_remat): Reject if operand in subreg_regs.
13410 (set_bb_regs): Collect subreg_regs.
13411 (lra_remat): Init and free subreg_regs. Compute
13412 calculate_local_reg_remat_bb_data before create_cands.
13414 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13417 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13418 change stack_alignment_needed for __tls_get_addr call.
13420 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13422 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13424 2016-01-27 Jeff Law <law@redhat.com>
13426 PR tree-optimization/68398
13427 PR tree-optimization/69196
13428 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13429 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13430 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13431 Only count PHIs in the last block in the path. The others will
13432 const/copy propagate away. Add heuristic to allow more irreducible
13433 subloops to be created when it is likely profitable to do so.
13435 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13436 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13437 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13439 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13442 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13443 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13444 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13445 * tree-streamer-in.c: Include asan.h.
13446 (streamer_get_builtin_tree): For builtins in sanitizer
13447 range call initialize_sanitizer_builtins and retry.
13449 2016-01-27 Ian Lance Taylor <iant@google.com>
13451 * common.opt (fkeep-gc-roots-live): New undocumented option.
13452 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13453 -fkeep-gc-roots-live, skip pointers.
13454 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13457 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13460 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13461 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13463 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13466 * configure.ac: NetBSD provides SSP in its C library.
13467 * configure: Updated.
13469 2016-01-27 Richard Biener <rguenther@suse.de>
13471 PR tree-optimization/69166
13472 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13473 reduction code for commutativity / associativity.
13475 2016-01-27 Martin Jambor <mjambor@suse.cz>
13477 PR tree-optimization/69355
13478 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13479 total_scalarization fails.
13481 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13483 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13486 2016-01-27 Christian Bruel <christian.bruel@st.com>
13489 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13490 Move arm_reset_previous_fndecl and set_target_option_current_node in
13491 the conditional part. Call save_restore_target_globals.
13492 * config/arm/arm.c (arm_set_current_function):
13493 Refactor to better support #pragma target and attribute mix.
13494 Call save_restore_target_globals.
13495 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13497 2016-01-27 Martin Liska <mliska@suse.cz>
13499 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13500 reference for an HSA kernel and its host function.
13502 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13504 PR tree-optimization/69399
13505 * wide-int.h (wi::lrshift): For larger precisions, only
13506 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13508 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13510 * config/arc/predicates.md (proper_comparison_operator): Reject
13511 constant-constant comparison.
13513 2016-01-26 Tom de Vries <tom@codesourcery.com>
13515 PR tree-optimization/69110
13516 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13517 DR_NUM_DIMENSIONS == 0.
13519 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13520 Sebastian Pop <s.pop@samsung.com>
13522 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13523 isl_ast_op_cond and isl_ast_op_select.
13524 (gcc_expression_from_isl_expr_op): Same.
13526 2016-01-26 Jason Merrill <jason@redhat.com>
13529 * tree.c (recompute_constructor_flags): Split out from
13531 (verify_constructor_flags): New.
13532 * tree.h: Declare them.
13534 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13536 PR rtl-optimization/69217
13537 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13538 are no TYPE_FIELDS set for the record type.
13540 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13543 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13544 toc_label_name unconditionally.
13545 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13546 SYMBOL_REF string. Use toc_label_name instead of constructing
13548 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13549 constructing LCTOC1.
13551 2016-01-26 Martin Sebor <msebor@redhat.com>
13554 * doc/extend.texi (Common Type Attributes): Move text that talks about
13555 attribute packed from attribute aligned to the section discussing
13556 the former attribute for clarity.
13558 2016-01-26 Richard Henderson <rth@redhat.com>
13560 PR middle-end/60908
13561 * trans-mem.c (tm_region_init): Mark entry block as visited.
13563 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13566 * diagnostic-show-locus.c (layout::print_source_line): Replace
13567 call to pp_newline with call to layout::print_newline.
13568 (layout::print_annotation_line): Likewise.
13569 (layout::move_to_column): Likewise.
13570 (layout::print_any_fixits): After printing any fixits, print a
13571 trailing newline, if necessary.
13572 (layout::print_newline): New method, resetting any colorization
13574 (diagnostic_show_locus): Move the pp_newline to before the
13575 early bailout. Remove dummy block enclosing the layout instance.
13576 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13577 of pp_newline_and_flush with pp_flush.
13578 (diagnostic_append_note): Delete use of pp_newline.
13579 (diagnostic_append_note_at_rich_loc): Delete.
13580 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13581 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13582 when newline characters are added to the buffer.
13584 2016-01-26 Michael Matz <matz@suse.de>
13586 * configure.ac (ac_cv_std_swap_in_utility): New test.
13587 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13588 * configure: Regenerate.
13589 * config.in: Regenerate.
13591 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13593 * config/arc/arc.md (cstoresi4): Force operand into register.
13594 (arcset<code>): Fix predicate.
13595 (arcsetltu): Likewise.
13596 (arcsetgeu): Likewise.
13597 (arcsethi): Likewise.
13598 (arcsetls): Likewise.
13600 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13602 PR tree-optimization/69483
13603 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13604 if base has error_mark_node type.
13606 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13609 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13610 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13612 (vget_lane_f16): Handle big-endian.
13613 (vgetq_lane_f16): Likewise.
13614 (vset_lane_f16): Likewise.
13615 (vsetq_lane_f16): Likewise.
13616 * config/arm/iterators.md (VQXMOV): Add V8HF.
13617 (VDQ): Add V4HF and V8HF.
13618 (V_reg): Handle V4HF and V8HF.
13619 (Is_float_mode): Likewise.
13620 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13621 neon_vdup_nv8hf): New patterns.
13622 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13623 Use VD_LANE iterator.
13624 (neon_vld1_dup<mode>): Use VQ2 iterator.
13626 2016-01-26 Nathan Sidwell <nathan@acm.org>
13628 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13629 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13630 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13631 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13632 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13633 (oacc_validate_dims): Add LEVEL arg, don't return level.
13634 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13635 oacc_validate_dims.
13636 (execute_oacc_device_lower): Adjust, add more dump output.
13637 * tree-ssa-loop.c (gate_oacc_kernels): Use
13638 oacc_fn_attrib_kernels_p.
13639 * tree-parloops.c (create_parallel_loop): Adjust
13640 set_oacc_fn_attrib call.
13642 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13645 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13646 (append_compiler_options): Handle -fcilkplus.
13647 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13649 2016-01-26 Nick Clifton <nickc@redhat.com>
13652 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13653 been marked as DECL_ONE_ONLY but we do not the means to make it
13654 so, then do not allow it to bind locally.
13656 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13659 * opts.h (parse_sanitizer_options): New prototype.
13660 * opts.c (sanitizer_opts): New array.
13661 (parse_sanitizer_options): New function.
13662 (common_handle_option): Use parse_sanitizer_options.
13664 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13667 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13668 alignment adjustment to ...
13669 (ix86_update_stack_boundary): Here. Don't over-align stack for
13671 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13672 if __tls_get_addr is called.
13674 2016-01-26 Christian Bruel <christian.bruel@st.com>
13676 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13678 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13680 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13682 2016-01-26 Richard Biener <rguenther@suse.de>
13684 PR middle-end/69467
13685 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13687 2016-01-26 Richard Biener <rguenther@suse.de>
13689 PR tree-optimization/69452
13690 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13691 (move_computations_dom_walker::before_dom_children): Rename
13693 (move_computations_worker): This.
13694 (move_computations): Perform an RPO rather than a DOM walk.
13696 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13699 * combine.c (combine_instructions): For REG_EQUAL note with
13700 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13701 to the underlying register.
13702 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13703 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13705 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13708 * config/aarch64/aarch64-builtins.c
13709 (aarch64_init_simd_builtin_types): Do not set structural
13710 equality to __Poly{8,16,64,128}_t types.
13712 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13714 PR tree-optimization/69400
13715 * wide-int.cc (wi_pack): Take the precision as argument and
13716 perform canonicalization here rather than in the callers.
13717 Use the main loop to handle all full-width HWIs. Add a
13718 zero HWI if in_len isn't a full result.
13719 (wi::divmod_internal): Update accordingly.
13720 (wi::mul_internal): Likewise. Simplify.
13722 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13723 Sebastian Pop <s.pop@samsung.com>
13725 * graphite-poly.c (apply_poly_transforms): Simplify.
13726 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13727 (print_isl_map): Same.
13728 (print_isl_union_map): Same.
13729 (print_isl_schedule): New.
13730 (debug_isl_schedule): New.
13731 * graphite-dependences.c (scop_get_reads): Do not call
13732 isl_union_map_add_map that is undocumented isl functionality.
13733 (scop_get_must_writes): Same.
13734 (scop_get_may_writes): Same.
13735 (scop_get_original_schedule): Remove.
13736 (scop_get_dependences): Do not call isl_union_map_compute_flow that
13737 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
13738 (compute_deps): Remove.
13739 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
13740 (debug_schedule_ast): New.
13741 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
13742 set_separate_option.
13743 (graphite_regenerate_ast_isl): Add dump.
13744 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
13745 from scop->transformed_schedule.
13746 (graphite_regenerate_ast_isl): Add more dump.
13747 * graphite-optimize-isl.c (optimize_isl): Set
13748 scop->transformed_schedule. Check whether schedules are equal.
13749 (apply_poly_transforms): Move here.
13750 * graphite-poly.c (apply_poly_transforms): ... from here.
13751 (free_poly_bb): Static.
13752 (free_scop): Static.
13753 (pbb_number_of_iterations_at_time): Remove.
13754 (print_isl_ast): New.
13755 (debug_isl_ast): New.
13756 (debug_scop_pbb): New.
13757 * graphite-scop-detection.c (print_edge): Move.
13758 (print_sese): Move.
13759 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
13760 (build_scop_scattering): Remove.
13761 (create_pw_aff_from_tree): Assert instead of bailing out.
13762 (add_condition_to_pbb): Remove unused code, do not fail.
13763 (add_conditions_to_domain): Same.
13764 (add_conditions_to_constraints): Remove.
13765 (build_scop_context): New.
13766 (add_iter_domain_dimension): New.
13767 (build_iteration_domains): Initialize pbb->iterators.
13768 Call add_conditions_to_domain.
13771 (index_outermost_in_loop): New.
13772 (index_pbb_in_loop): New.
13773 (outermost_pbb_in): New.
13774 (add_in_sequence): New.
13775 (add_outer_projection): New.
13776 (outer_projection_mupa): New.
13777 (add_loop_schedule): New.
13778 (build_schedule_pbb): New.
13779 (build_schedule_loop): New.
13780 (embed_in_surrounding_loops): New.
13781 (build_schedule_loop_nest): New.
13782 (build_original_schedule): New.
13783 (build_poly_scop): Call build_original_schedule.
13784 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
13785 (free_poly_dr): Remove.
13786 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
13787 (free_poly_bb): Remove.
13788 (debug_loop_vec): Remove.
13789 (print_isl_ast): Declare.
13790 (debug_isl_ast): Declare.
13791 (scop_do_interchange): Remove.
13792 (scop_do_strip_mine): Remove.
13793 (scop_do_block): Remove.
13794 (flatten_all_loops): Remove.
13795 (optimize_isl): Remove.
13796 (pbb_number_of_iterations_at_time): Remove.
13797 (debug_scop_pbb): Declare.
13798 (print_schedule_ast): Declare.
13799 (debug_schedule_ast): Declare.
13800 (struct scop): Remove schedule. Add original_schedule,
13801 transformed_schedule.
13802 (free_gimple_poly_bb): Remove.
13803 (print_generated_program): Remove.
13804 (debug_generated_program): Remove.
13805 (unify_scattering_dimensions): Remove.
13806 * sese.c (print_edge): ... here.
13807 (print_sese): ... here.
13808 (debug_edge): ... here.
13809 (debug_sese): ... here.
13810 * sese.h (print_edge): Declare.
13811 (print_sese): Declare.
13812 (dump_edge): Declare.
13813 (dump_sese): Declare.
13815 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13816 Sebastian Pop <s.pop@samsung.com>
13818 * Makefile.in: Set ISLVER in site.exp.
13820 2016-01-25 Jakub Jelinek <jakub@redhat.com>
13822 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
13823 DECL_VALUE_EXPR of new_var even for the non-array case. Look
13824 through DECL_VALUE_EXPR for expansion.
13826 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13828 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
13829 the frame info after reload completed.
13831 2016-01-25 Jeff Law <law@redhat.com>
13833 PR tree-optimization/69196
13834 PR tree-optimization/68398
13835 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
13836 tree-ssa-threadupdate.c.
13837 (determine_bb_domination_status): Prototype
13838 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
13839 (determine_bb_domination_status): No longer static.
13840 (valid_jump_thread_path): Remove code to detect characteristics
13841 of the jump thread path not associated with correctness.
13842 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
13843 Correct test for thread path length. Count PHIs for real operands as
13844 statements that need to be copied. Do not count ASSERT_EXPRs.
13845 Look at all the blocks in the thread path. Compute and selectively
13846 filter thread paths based on threading through the latch, threading
13847 a multiway branch or crossing a multiway branch.
13849 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13851 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
13852 decl with __attribute__ ((unused)) annotation.
13854 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
13857 * tree-vect-stmts.c (vectorizable_condition): Check vectype
13858 of operands is compatible with a statement vectype.
13860 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
13862 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
13863 improve wording for mixed storage order support.
13865 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
13867 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
13868 (vcvt_u64_f64): Likewise.
13869 (vcvta_s64_f64): Likewise.
13870 (vcvta_u64_f64): Likewise.
13871 (vcvtm_s64_f64): Likewise.
13872 (vcvtm_u64_f64): Likewise.
13873 (vcvtn_s64_f64): Likewise.
13874 (vcvtn_u64_f64): Likewise.
13875 (vcvtp_s64_f64): Likewise.
13876 (vcvtp_u64_f64): Likewise.
13878 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
13880 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
13881 (arc_init): Check validity mll64 option.
13882 (arc_save_restore): Use double load/store instruction.
13883 (arc_expand_movmem): Likewise.
13884 (arc_split_move): Don't split if we have double load/store
13885 instructions. Returns a boolean.
13886 (arc_process_double_reg_moves): Change function to return boolean
13887 instead of a sequence of instructions.
13888 (arc_dwarf_register_span): New function.
13889 * config/arc/arc-protos.h (arc_split_move): Change prototype.
13890 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
13891 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
13892 (*movdf_insn): Likewise.
13893 * config/arc/arc.opt (mll64): New option.
13894 * config/arc/predicates.md (even_register_operand): New predicate.
13895 * doc/invoke.texi (ARC Options): Add mll64 documentation.
13897 2016-01-25 Richard Biener <rguenther@suse.de>
13900 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
13901 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
13903 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
13905 2016-01-25 Richard Biener <rguenther@suse.de>
13907 PR tree-optimization/69376
13908 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
13910 (VN_INFO_ANTI_RANGE_P): New inline.
13911 (VN_INFO_RANGE_TYPE): Likewise.
13912 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
13913 SSA_NAME_ANTI_RANGE_P.
13914 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
13915 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13916 Properly query VN_INFO_RANGE_TYPE.
13918 2016-01-25 Nick Clifton <nickc@redhat.com>
13921 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
13923 2016-01-23 Tom de Vries <tom@codesourcery.com>
13925 PR tree-optimization/69426
13926 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
13929 2016-01-23 Jakub Jelinek <jakub@redhat.com>
13931 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
13932 "the the" with "the" in the comments.
13933 * ipa-devirt.c (build_type_inheritance_graph,
13934 update_type_inheritance_graph): Likewise.
13935 * tree.c (build_function_type_list_1): Likewise.
13936 * cfgloopmanip.c (scale_loop_profile): Likewise.
13937 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
13938 * gimple-ssa-split-paths.c
13939 (find_block_to_duplicate_for_splitting_paths): Likewise.
13940 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
13941 * expr.c (convert_move): Likewise.
13942 * var-tracking.c (vt_stack_adjustments): Likewise.
13943 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13944 * tree-vrp.c (test_for_singularity): Likewise.
13946 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
13947 directly instead of building a temporary tree.
13950 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
13951 remove <algorithm> include.
13953 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13956 * config/i386/i386.c: Include dojump.h.
13957 (expand_small_movmem_or_setmem,
13958 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
13960 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
13961 if dynamic_check != -1.
13963 2016-01-21 Jeff Law <law@redhat.com>
13965 PR middle-end/69347
13966 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
13967 record_temporary_equivalences. Rewritten to avoid unnecessary calls
13968 into dominated_by_p.
13969 (cprop_into_successor_phis): Avoid unnecessary tests.
13971 2016-01-22 Richard Henderson <rth@redhat.com>
13974 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
13975 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
13977 2016-01-22 Michael Matz <matz@suse.de>
13979 * system.h (string, algorithm): Include only conditionally.
13980 (new): Include always under C++.
13981 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
13982 * final.c (toplevel): Ditto.
13983 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
13984 * genconditions.c (write_header): Make gencondmd.c define
13986 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
13988 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
13989 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
13991 2016-01-22 Christian Bruel <christian.bruel@st.com>
13994 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
13996 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13999 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
14000 define_insn_and_split. Ensure operands[1] and operands[0] do not
14001 get assigned the same register.
14003 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14005 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
14007 2016-01-22 Christian Bruel <christian.bruel@st.com>
14009 * config/arm/arm-c.c (arm_pragma_target_parse):
14010 Remove warn_builtin_macro_redefined overwrite.
14012 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14014 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
14015 flag_non_call_exceptions compatibility.
14017 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14020 * dwarf2out.c (add_child_die_after): New function.
14021 (dwarf_qual_info_t): New type.
14022 (dwarf_qual_info): New variable.
14023 (qualified_die_p): New function.
14024 (modified_type_die): For -fdebug-types-section, ensure
14025 canonical order of qualifiers. Put qualified DIEs adjacent
14026 to the corresponding non-qualified type DIE and search there
14027 for existing qualified DIEs.
14029 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14031 * doc/extend.texi (scalar_storage_order type attribute): Document
14032 restriction on type punning and aliasing, and remove future tense.
14034 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
14037 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
14040 2016-01-21 Jeff Law <law@redhat.com>
14042 PR middle-end/69347
14043 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
14044 useless call to record_temporary_equivalences.
14045 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
14046 allocate 10 slots in the bb_path vector and let it grow as needed.
14047 (fsm_find_control_statement_thread_paths): Similarly for the next_path
14050 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14052 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
14054 * configure: Regenerate.
14056 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
14058 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
14059 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
14061 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
14063 PR middle-end/66178
14064 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
14065 drop EXPAND_INITIALIZER.
14066 * rtl.h (contains_symbolic_reference_p): Declare.
14067 * rtlanal.c (contains_symbolic_reference_p): New function.
14068 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
14069 a subtraction into a NOT if symbolic constants are involved.
14071 2016-01-21 Anton Blanchard <anton@samba.org>
14072 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14075 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
14077 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
14080 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14082 * config/microblaze/microblaze.c
14083 (get_branch_target): New.
14084 (insert_wic_for_ilb_runout): New.
14086 (microblaze_machine_dependent_reorg): New.
14087 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
14088 * config/microblaze/microblaze.md
14089 (UNSPEC_IPREFETCH): Define.
14090 (iprefetch): New pattern
14091 * config/microblaze/microblaze.opt
14092 (mxl-prefetch): New flag.
14094 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14096 * config/microblaze/microblaze.h
14097 (FIXED_REGISTERS): Update in macro.
14098 (CALL_USED_REGISTERS): Update in macro.
14100 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
14102 PR rtl-optimization/68920
14103 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
14106 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
14108 PR rtl-optimization/68990
14109 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
14110 pseudo instead of inheritance ones.
14112 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14113 Nick Clifton <nickc@redhat.com>
14117 * config/mips/mips.c (mips_compute_frame_info): Initialise
14118 args_size and hard_frame_pointer_offset fields of the frame
14119 structure before calling mips_global_pointer.
14121 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14123 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
14125 * configure: Regenerate.
14127 2016-01-21 Richard Biener <rguenther@suse.de>
14129 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
14131 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14133 * config/s390/s390.c (s390_asm_declare_function_size): Add code
14134 to actually emit the .size directive.
14136 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
14137 Jakub Jelinek <jakub@redhat.com>
14141 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
14142 args array size by one to avoid buffer overflow.
14144 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14146 * config/s390/s390.md (pool_section_start): Use switch_to_section
14147 to select proper read-only data section instead of hardcoding
14149 (pool_section_end): Use switch_to_section to match the above.
14151 2016-01-21 Richard Biener <rguenther@suse.de>
14153 PR tree-optimization/69378
14154 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
14155 (set_ssa_val_to): Use it for dominance checks taking into
14156 account not executable edges.
14158 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14161 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
14162 for bitsize instead of GET_MODE_PRECISION (mode).
14164 2016-01-20 Martin Sebor <msebor@redhat.com>
14167 * extend.texi (__sync Builtins): Clarify the semantics of
14168 __sync_fetch_and_OP built-ins on pointers.
14169 (__atomic Builtins): Same.
14171 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14172 Sebastian Pop <s.pop@samsung.com>
14174 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
14175 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
14176 (is_valid_rename): Same.
14177 (translate_isl_ast_to_gimple::get_rename): Same.
14178 (translate_isl_ast_to_gimple::rename_all_uses): Same.
14179 (translate_isl_ast_to_gimple::rename_uses): Same.
14180 (get_new_name): Check for close_phi nodes.
14181 (copy_loop_phi_args): Use phi_node_kind.
14182 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14183 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14185 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14186 Sebastian Pop <s.pop@samsung.com>
14188 Revert commit r229783.
14189 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14190 Remove use of parameter_rename_map.
14191 (copy_def): Remove.
14192 (copy_internal_parameters): Remove.
14193 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14194 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14195 (free_sese_info): Do not free parameter_rename_map.
14196 (set_rename): Do not use parameter_rename_map.
14197 (rename_uses): Update call to set_rename.
14198 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14199 * sese.h (parameter_rename_map_t): Remove.
14200 (struct sese_info_t): Remove field parameter_rename_map.
14202 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14203 Sebastian Pop <s.pop@samsung.com>
14205 * graphite-isl-ast-to-gimple.c: Fix comment.
14206 * graphite-scop-detection.c (defined_in_loop_p): New.
14207 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14208 names defined in loop.
14210 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14211 Sebastian Pop <s.pop@samsung.com>
14213 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14214 Discard unstructured if-then-else regions.
14216 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14217 Sebastian Pop <s.pop@samsung.com>
14219 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14220 (cleanup_loop_iter_dom): Remove.
14221 (build_loop_iteration_domains): Remove.
14222 (build_scop_context): Remove.
14223 (build_scop_iteration_domain): Remove.
14224 (add_loop_constraints): New.
14225 (build_iteration_domains): New.
14226 (build_poly_scop): Call build_iteration_domains.
14228 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14229 Sebastian Pop <s.pop@samsung.com>
14231 * graphite-scop-detection.c
14232 (scop_detection::harmful_loop_in_region): Free dom and loops.
14233 (scop_detection::loop_body_is_valid_scop): Free bbs.
14235 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14236 Sebastian Pop <s.pop@samsung.com>
14238 * graphite-scop-detection.c (record_loop_in_sese): New.
14239 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14240 (build_scops): Remove call to build_sese_loop_nests.
14241 * sese.c (sese_record_loop): Remove.
14242 (build_sese_loop_nests): Remove.
14243 (new_sese_info): Remove region->loops.
14244 (free_sese_info): Same.
14245 * sese.h (sese_contains_loop): Same.
14246 (build_sese_loop_nests): Remove.
14247 (sese_contains_loop): Remove.
14249 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14250 Sebastian Pop <s.pop@samsung.com>
14252 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14253 loop_is_valid_in_scop.
14254 (scop_detection::harmful_stmt_in_region): Renamed
14255 harmful_loop_in_region.
14256 Call loop_is_valid_in_scop.
14258 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14259 Sebastian Pop <s.pop@samsung.com>
14261 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14264 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14265 Sebastian Pop <s.pop@samsung.com>
14267 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14268 * graphite.h (struct poly_bb): Remove field is_reduction.
14269 (PBB_IS_REDUCTION): Remove.
14271 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14272 Sebastian Pop <s.pop@samsung.com>
14274 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14275 (add_pdr_constraints): Same.
14276 (scop_get_reads): Same.
14277 (scop_get_must_writes): Same.
14278 (scop_get_may_writes): Same.
14279 (scop_get_original_schedule): Same.
14280 (extend_schedule): Same.
14281 (apply_schedule_on_deps): Same.
14282 (carries_deps): Same.
14283 (compute_deps): Same.
14284 (scop_get_dependences): Same.
14285 * graphite-isl-ast-to-gimple.c
14286 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14287 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14288 (get_schedule_for_band_list): Same.
14289 (get_schedule_map): Same.
14290 (apply_schedule_map_to_scop): Same.
14291 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14292 (build_loop_iteration_domains): Same.
14293 (add_condition_to_pbb): Same.
14294 (add_param_constraints): Same.
14295 (pdr_add_memory_accesses): Same.
14296 (pdr_add_data_dimensions): Same.
14298 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14300 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14303 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14305 * common.opt (feliminate-dwarf2-dups): Replace references to
14306 "DWARF 2" with just "DWARF".
14307 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14308 * doc/extend.texi: Likewise.
14309 * doc/cpp.texi: Likewise.
14310 * doc/invoke.texi: Likewise.
14311 (Option Summary): Add -gdwarf to list of Debugging Options.
14312 (Debugging Options): Document -gdwarf.
14313 * doc/contrib.texi: Spell "DWARF" like that.
14315 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14317 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14318 warning. Fix up formatting.
14320 PR middle-end/67653
14321 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14322 attempt to mark memory input operand addressable and
14323 call prepare_gimple_addressable in that case. Don't adjust
14324 input_location for diagnostics, use error_at instead.
14326 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14328 * config/rs6000/ppc-auxv.h: New file.
14329 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14330 (cpu_is): Likewise.
14331 (cpu_supports): Likewise.
14332 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14333 (cpu_is_info): New variable.
14334 (cpu_supports_info): Likewise.
14335 (tcb_verification_symbol): Likewise.
14336 (cpu_builtin_p): Likewise.
14337 (cpu_expand_builtin): New function.
14338 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14339 (rs6000_init_builtins): Likewise.
14340 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14341 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14342 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14343 * configure: Regenerate.
14344 * config.in: Likewise.
14345 * doc/extend.texi (PowerPC Built-in Functions): Document
14346 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14348 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14351 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14353 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14356 2016-01-20 Richard Henderson <rth@redhat.com>
14362 * tree.c (tm_define_builtin): New.
14363 (find_tm_vector_type): New.
14364 (build_tm_vector_builtins): New.
14365 (build_common_builtin_nodes): Call it.
14367 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14369 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14370 (arm_fp_ok): Likewise.
14371 (arm_fp): Likewise.
14372 (arm_crypto): Likewise.
14374 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14375 Richard Biener <rguenther@suse.de>
14377 PR tree-optimization/69328
14378 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14379 vectors have same number of elements.
14380 (vectorizable_condition): Fix masked version recognition.
14382 2016-01-20 Richard Biener <rguenther@suse.de>
14384 PR tree-optimization/69345
14385 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14386 (VN_INFO_PTR_INFO): Likewise.
14387 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14388 info when it is equal between non-dominating SSA names.
14389 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14390 Make sure to look at original SSA infos.
14392 2016-01-20 Jeff Law <law@redhat.com>
14395 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14397 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14398 (pc_or_label_operand): New predicate.
14399 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14400 tests for small integers that are 2^n - 1.
14402 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14404 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14406 2016-01-19 Jeff Law <law@redhat.com>
14408 PR middle-end/69347
14409 * tree-ssa-threadbackwards.c
14410 (fsm_find_control_statement_thread_paths): Do not try to lookup
14411 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14413 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14415 * doc/lto.texi: Remove text that says only Gold has linker plugin
14418 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14420 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14421 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14422 the DIE accordingly.
14423 (modified_type_die): Add REVERSE parameter and pass it recursively,
14424 as well as to base_type_die. Adjust presence check accordingly.
14425 (base_type_for_mode): Adjust call to modified_type_die.
14426 (add_type_attribute): Add REVERSE parameter and pass it to
14428 (generic_parameter_die): Adjust call to add_type_attribute.
14429 (add_scalar_info): Likewise.
14430 (add_subscript_info): Likewise.
14431 (gen_array_type_die): Likewise.
14432 (gen_descr_array_type_die): Likewise.
14433 (gen_entry_point_die): Likewise.
14434 (gen_enumeration_type_die): Likewise.
14435 (gen_formal_parameter_die): Likewise.
14436 (gen_subprogram_die): Likewise.
14437 (gen_variable_die ): Likewise.
14438 (gen_const_die): Likewise.
14439 (gen_field_die): Likewise.
14440 (gen_pointer_type_die): Likewise.
14441 (gen_reference_type_die): Likewise.
14442 (gen_ptr_to_mbr_type_die): Likewise.
14443 (gen_inheritance_die): Likewise.
14444 (gen_subroutine_type_die): Likewise.
14445 (gen_typedef_die): Likewise.
14446 (force_type_die): Adjust call to modified_type_die.
14448 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14450 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14451 flow throughout the file. Fix broken link to Objective-C 2.0
14453 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14456 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14458 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14460 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14463 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14464 (maybe_record_node): Record cxa_pure_virtual as the only possible
14465 target if there are not ohter candidates.
14466 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14468 2016-01-19 Richard Biener <rguenther@suse.de>
14470 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14471 (get_memory_order): Likewise.
14473 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14475 * tree-vect-stmts.c (vectorizable_store): Check
14478 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14481 * gcc.c (driver::decode_argv): Add call to
14482 init_opts_obstack before init_options_struct.
14483 * opts.c (init_opts_obstack): Remove idempotency.
14484 (init_options_struct): Replace call to init_opts_obstack
14485 with a gcc_assert to verify that it has already been called.
14486 * toplev.c (toplev::main): Add call to init_opts_obstack before
14487 calls to init_options_struct.
14488 (toplev::finalize): Move cleanup of opts_obstack next to
14489 cleanup of save_decoded_options, clearing the latter, and
14490 save_decoded_options_count.
14492 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14495 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14496 attribute to unconditional. Remove %? from output template.
14498 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14499 Jiong Wang <jiong.wang@arm.com>
14501 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14502 generated from different expand order.
14504 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14506 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14507 Add support for CCMP costing.
14509 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14511 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14512 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14513 (fccmpe<mode>): Likewise.
14514 (fcmp): Rename to fcmp and globalize pattern.
14516 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14517 (aarch64_gen_ccmp_next): Add FP support.
14519 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14521 * target.def (gen_ccmp_first): Update documentation.
14522 (gen_ccmp_next): Likewise.
14523 * doc/tm.texi (gen_ccmp_first): Update documentation.
14524 (gen_ccmp_next): Likewise.
14525 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14526 expand_ccmp_expr_1. Improve comments.
14527 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14528 (ccmp_ior<mode>): Remove pattern.
14529 (cmp<mode>): Remove expand.
14530 (cmp): Globalize pattern.
14531 (cstorecc4): Use cc_register.
14532 (mov<mode>cc): Remove ccmp_cc_register check.
14533 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14534 Simplify after removal of CC_DNE/* modes.
14535 (aarch64_ccmp_mode_to_code): Remove.
14536 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14537 In 'k' case use integer as condition.
14538 (aarch64_nzcv_codes): Remove inverted cases.
14539 (aarch64_code_to_ccmode): Remove.
14540 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14541 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14542 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14543 pattern. Return the comparison with CC register. Invert conditions
14544 when bitcode is OR.
14545 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14546 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14548 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14550 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14551 instrumented_version.
14553 2016-01-19 Richard Biener <rguenther@suse.de>
14555 PR tree-optimization/69336
14556 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14557 handled components with get_ref_base_and_extent.
14558 (equal_mem_array_ref_p): Adjust.
14560 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14563 * shrink-wrap.c: Include valtrack.h.
14564 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14565 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14566 in between insn and where it will be moved to. Call
14567 dead_debug_insert_temp.
14568 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14569 first and dead_debug_local_finish at the end.
14570 For uses and defs bitmap, handle all regs in between REGNO and
14571 END_REGNO, not just the first one.
14573 2016-01-19 Richard Biener <rguenther@suse.de>
14575 PR tree-optimization/69352
14576 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14577 (equal_mem_array_ref_p): Constrain size and max size properly.
14578 Compare the reverse flag.
14580 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14582 * ira.c (ira): Update regstat data if we deleted insns.
14584 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14586 PR rtl-optimization/68955
14587 PR rtl-optimization/64557
14588 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14589 here. Fix up formatting.
14590 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14592 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14595 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14596 assume that the node has body.
14597 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14600 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14602 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14605 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14607 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14608 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14610 2016-01-19 Martin Jambor <mjambor@suse.cz>
14611 Martin Liska <mliska@suse.cz>
14612 Michael Matz <matz@suse.de>
14614 * Makefile.in (OBJS): Add new source files.
14615 (GTFILES): Add hsa.c.
14616 * common.opt (disable_hsa): New variable.
14617 (-Whsa): New warning.
14618 * config.in (ENABLE_HSA): New.
14619 * configure.ac: Treat hsa differently from other accelerators.
14620 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14621 $enable_offloading.
14622 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14623 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14624 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14625 --with-hsa-kmt-lib.
14626 * doc/invoke.texi (-Whsa): Document.
14627 (hsa-gen-debug-stores): Likewise.
14628 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14629 to invoke offload compiler for hsa acclerator.
14630 * opts.c (common_handle_option): Determine whether HSA offloading
14631 should be performed.
14632 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14633 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14634 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14635 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14636 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14637 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14638 GF_OMP_FOR_KIND_GRID_LOOP.
14639 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14640 (pp_gimple_stmt_1): Likewise.
14641 * gimple-walk.c (walk_gimple_stmt): Likewise.
14642 * gimple.c (gimple_build_omp_grid_body): New function.
14643 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14644 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14645 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14646 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14647 GF_OMP_TEAMS_GRID_PHONY.
14648 (gimple_statement_omp_single_layout): Updated comments.
14649 (gimple_build_omp_grid_body): New function.
14650 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14651 (gimple_omp_for_grid_phony): New function.
14652 (gimple_omp_for_set_grid_phony): Likewise.
14653 (gimple_omp_parallel_grid_phony): Likewise.
14654 (gimple_omp_parallel_set_grid_phony): Likewise.
14655 (gimple_omp_teams_grid_phony): Likewise.
14656 (gimple_omp_teams_set_grid_phony): Likewise.
14657 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14658 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14659 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14660 (BUILT_IN_GOMP_TARGET): Updated type.
14661 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14662 (adjust_for_condition): New function.
14663 (get_omp_for_step_from_incr): Likewise.
14664 (extract_omp_for_data): Moved parts to adjust_for_condition and
14665 get_omp_for_step_from_incr.
14666 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14667 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14668 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14669 (scan_omp_parallel): Do not create child functions for phony
14671 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14672 (scan_omp_1_op): Checking assert we are not remapping to
14673 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14674 (parallel_needs_hsa_kernel_p): New function.
14675 (expand_parallel_call): Register apprpriate parallel child
14676 functions as HSA kernels.
14677 (grid_launch_attributes_trees): New type.
14678 (grid_attr_trees): New variable.
14679 (grid_create_kernel_launch_attr_types): New function.
14680 (grid_insert_store_range_dim): Likewise.
14681 (grid_get_kernel_launch_attributes): Likewise.
14682 (get_target_argument_identifier_1): Likewise.
14683 (get_target_argument_identifier): Likewise.
14684 (get_target_argument_value): Likewise.
14685 (push_target_argument_according_to_value): Likewise.
14686 (get_target_arguments): Likewise.
14687 (expand_omp_target): Call get_target_arguments instead of looking
14688 up for teams and thread limit.
14689 (grid_expand_omp_for_loop): New function.
14690 (grid_arg_decl_map): New type.
14691 (grid_remap_kernel_arg_accesses): New function.
14692 (grid_expand_target_kernel_body): New function.
14693 (expand_omp): Call it.
14694 (lower_omp_for): Do not emit phony constructs.
14695 (lower_omp_taskreg): Do not emit phony constructs but create for them
14696 a temporary variable receiver_decl.
14697 (lower_omp_taskreg): Do not emit phony constructs.
14698 (lower_omp_teams): Likewise.
14699 (lower_omp_grid_body): New function.
14700 (lower_omp_1): Call it.
14701 (grid_reg_assignment_to_local_var_p): New function.
14702 (grid_seq_only_contains_local_assignments): Likewise.
14703 (grid_find_single_omp_among_assignments_1): Likewise.
14704 (grid_find_single_omp_among_assignments): Likewise.
14705 (grid_find_ungridifiable_statement): Likewise.
14706 (grid_target_follows_gridifiable_pattern): Likewise.
14707 (grid_remap_prebody_decls): Likewise.
14708 (grid_copy_leading_local_assignments): Likewise.
14709 (grid_process_kernel_body_copy): Likewise.
14710 (grid_attempt_target_gridification): Likewise.
14711 (grid_gridify_all_targets_stmt): Likewise.
14712 (grid_gridify_all_targets): Likewise.
14713 (execute_lower_omp): Call grid_gridify_all_targets.
14714 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14715 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14716 (tree_omp_clause): Added union field dimension.
14717 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14718 * tree.c (omp_clause_num_ops): Added number of arguments of
14719 OMP_CLAUSE__GRIDDIM_.
14720 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14721 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14722 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14723 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14724 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14725 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14726 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14727 * tree-pass.h (make_pass_gen_hsail): Declare.
14728 (make_pass_ipa_hsa): Likewise.
14729 * ipa-hsa.c: New file.
14730 * lto-section-in.c (lto_section_name): Add hsa section name.
14731 * lto-streamer.h (lto_section_type): Add hsa section.
14732 * timevar.def (TV_IPA_HSA): New.
14733 * hsa-brig-format.h: New file.
14734 * hsa-brig.c: New file.
14735 * hsa-dump.c: Likewise.
14736 * hsa-gen.c: Likewise.
14739 * toplev.c (compile_file): Call hsa_output_brig.
14740 * hsa-regalloc.c: New file.
14742 2016-01-18 Jeff Law <law@redhat.com>
14744 PR tree-optimization/69320
14745 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
14746 ranged object, do nothing if the RHS constant is not [0..1].
14747 (optimize_stmt): Comparing a boolean ranged object against a
14748 constant outside [0..1] results in a compile-time constant.
14750 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
14753 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
14755 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14756 (Option Summary): Update to reflect new section and moved options.
14757 (C++ Dialect Options): Move -fstats to new section.
14758 (Debugging Options): Move all dump, statistics, and other GCC
14759 developer options to new section. Rewrite section introduction
14760 and re-order remaining options to put the more basic ones first.
14761 (Optimization Options): Move -fira-verbose and -flto-report* to
14763 (Developer Options): New section incorporating moved options.
14764 * doc/cppopts.texi (-dM): Update cross-reference.
14766 2016-01-18 Richard Henderson <rth@redhat.com>
14769 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
14770 operands to pseudo only if CSE is expected. Split long immediate
14771 operands only after reload, and for the stack pointer.
14772 (*add<GPI>3_pluslong): Remove.
14773 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
14774 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
14775 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
14776 (*add<GPI>3 peepholes): New.
14777 (*add<GPI>3 splitters): New.
14778 * config/aarch64/constraints.md (Upl): New.
14779 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
14781 2016-01-18 Richard Biener <rguenther@suse.de>
14783 PR tree-optimization/69297
14784 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
14786 (vect_bb_vectorization_profitable_p): Clear visited flag again.
14788 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14790 PR middle-end/68542
14791 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
14792 of mixind vector and scalar types.
14793 (fold_relational_const): Add handling of vector
14794 comparison with boolean result.
14795 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
14796 comparison of vector operands with boolean result for EQ/NE only.
14797 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
14798 (verify_gimple_cond): Likewise.
14799 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
14802 2016-01-18 Joseph Myers <joseph@codesourcery.com>
14804 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
14807 2016-01-18 Richard Biener <rguenther@suse.de>
14809 PR middle-end/69308
14810 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
14812 2016-01-18 Tom de Vries <tom@codesourcery.com>
14814 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
14816 2016-01-18 Tom de Vries <tom@codesourcery.com>
14818 * omp-low.c (set_oacc_fn_attrib): Make extern.
14819 * omp-low.h (set_oacc_fn_attrib): Declare.
14820 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
14821 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
14822 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
14823 Add and handle function parameter oacc_kernels_p.
14824 (find_reduc_addr, get_omp_data_i_param): New function.
14825 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
14826 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
14827 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
14828 Calculate dominance info. Skip loops that are not in a kernels region
14829 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
14830 (pass_parallelize_loops::execute): Call parallelize_loops with
14831 oacc_kernels_p argument.
14832 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
14833 New member function.
14834 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
14835 * passes.def: Add argument to pass_parallelize_loops instantation.
14837 2016-01-18 Tom de Vries <tom@codesourcery.com>
14839 * tree-parloops.c (pass_parallelize_loops::execute): Allow
14840 pass_parallelize_loops to be run outside the loop pipeline.
14842 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14844 * tree-scalar-evolution.c (follow_copies_to_constant): New.
14845 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
14847 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14850 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
14851 using get_ref_base_and_extent.
14852 (equal_mem_array_ref_p): New.
14853 (hashable_expr_equal_p): Add call to previous.
14855 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14858 * tree-sra.c (disqualified_constants, constant_decl_p): New.
14859 (sra_initialize): Allocate disqualified_constants.
14860 (sra_deinitialize): Free disqualified_constants.
14861 (disqualify_candidate): Update disqualified_constants when appropriate.
14862 (create_access): Scan for constant-pool entries as we go along.
14863 (scalarizable_type_p): Add check against type_contains_placeholder_p.
14864 (maybe_add_sra_candidate): Allow constant-pool entries.
14865 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
14866 (initialize_constant_pool_replacements): New.
14867 (sra_modify_assign): Avoid mangling assignments created by previous,
14868 and don't generate writes into constant pool.
14869 (sra_modify_function_body): Call initialize_constant_pool_replacements.
14871 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
14873 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
14874 andnot instruction.
14875 (scalar_chain::convert_op): Likewise.
14876 * config/i386/i386.md (*andndi3_doubleword): New.
14878 2016-01-18 Richard Biener <rguenther@suse.de>
14880 PR tree-optimization/69170
14881 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
14882 building a vector from scalar results of a pattern stmt.
14884 2016-01-18 Jakub Jelinek <jakub@redhat.com>
14886 * haifa-sched.c (autopref_multipass_init): Work around
14887 -Wmaybe-uninitialized warning.
14889 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
14891 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
14892 against the constant 0.
14894 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14896 PR tree-optimization/68799
14897 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
14898 look up phi candidates in the statement-candidate map.
14899 (phi_add_costs): Likewise.
14900 (record_phi_increments): Likewise.
14901 (phi_incr_cost): Likewise.
14902 (ncd_with_phi): Likewise.
14903 (all_phi_incrs_profitable): Likewise.
14905 2016-01-17 Jakub Jelinek <jakub@redhat.com>
14907 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
14908 -Wmaybe-uninitialized warning.
14910 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
14912 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14913 (Option Summary): Update to reflect new section and moved options.
14914 (C++ Dialect Options): Move -fvtable-verify and related options.
14915 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
14916 and profiling-related options.
14917 (Optimization Options): Move profile generation options and
14918 -fstack-protector and related options.
14919 (Instrumentation Options): New section incorporating moved options.
14920 (Code Generation Options): Move -finstrument-functions and
14921 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
14923 2016-01-16 Tom de Vries <tom@codesourcery.com>
14925 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
14927 2016-01-16 Tom de Vries <tom@codesourcery.com>
14929 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
14931 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
14933 * hash-table.h (hash_table::empty): Turn into an inline wrapper
14934 that checks whether the table is already empty. Rename the
14935 original implementation to...
14936 (hash_table::empty_slot): ...this new private function.
14938 2016-01-15 David Malcolm <dmalcolm@redhat.com>
14940 PR diagnostic/68899
14941 * diagnostic-show-locus.c (layout::print_source_line): Move x
14942 offset of line until after call to
14943 get_line_width_without_trailing_whitespace.
14945 2016-01-15 Jeff Law <law@redhat.com>
14947 PR tree-optimization/69270
14948 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
14949 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
14950 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
14951 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
14952 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14953 ssa_name_has_boolean_range and constant_boolean_node.
14955 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
14957 PR rtl-optimization/69030
14958 * lra-spills.c (remove_pseudos): Check nrefs and make the function
14960 (spill_pseudos): Delete debug insn for dead pseudo.
14961 (lra_spill): Initiate spill_hard_reg and slots memory separately.
14963 2016-01-15 Jiong Wang <jiong.wang@arm.com>
14965 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
14967 (TYPES_UNOPUS): Likewise.
14968 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
14969 builtin type, from UNOP to UNOPUS.
14970 (lbtruncuv4sf): Likewise.
14971 (lbtruncuv2df): Likewise.
14972 (lrounduv2sf): Likewise.
14973 (lrounduv4sf): Likewise.
14974 (lrounduv2df): Likewise.
14975 (lroundusf): Likewise.
14976 (lroundusf): Likewise.
14977 (lceiluv2sf): Likewise.
14978 (lceiluv4sf): Likewise.
14979 (lceiluv2df): Likewise.
14980 (lceilusf): Likewise.
14981 (lceiludf): Likewise.
14982 (lflooruv2sf): Likewise.
14983 (lflooruv4sf): Likewise.
14984 (lflooruv2df): Likewise.
14985 (lfloorusf): Likewise.
14986 (lfloorudf): Likewise.
14987 (lfrintnuv2sf): Likewise.
14988 (lfrintnuv4sf): Likewise.
14989 (lfrintnuv2df): Likewise.
14990 (lfrintnusf): Likewise.
14991 (lfrintnudf): Likewise.
14992 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
14994 (vcvtq_u32_f32): Likewise.
14995 (vcvtq_u64_f64): Likewise.
14996 (vcvta_u32_f32): Likewise.
14997 (vcvtaq_u32_f32): Likewise.
14998 (vcvtaq_u64_f64): Likewise.
14999 (vcvtm_u32_f32): Likewise.
15000 (vcvtmq_u32_f32): Likewise.
15001 (vcvtmq_u64_f64): Likewise.
15002 (vcvtn_u32_f32): Likwise.
15003 (vcvtnq_u32_f32): Likewise.
15004 (vcvtnq_u64_f64): Likewise.
15005 (vcvtp_u32_f32): Likewise.
15006 (vcvtpq_u32_f32): Likewise.
15007 (vcvtpq_u64_f64): Likewise.
15008 (vcvtmd_u64_f64): Likewise.
15009 (vcvtms_u32_f32): Likewise.
15010 (vcvtad_u64_f64): Likewise.
15011 (vcvtas_u32_f32): Likewise.
15012 (vcvtnd_u64_f64): Likewise.
15013 (vcvtns_u32_f32): Likewise.
15014 (vcvtpd_u64_f64): Likewise.
15015 (vcvtps_u32_f32): Likewise.
15017 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15019 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
15020 CSEL of zero_extended registers.
15022 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15024 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
15025 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
15027 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15029 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
15030 false when argument string is not found in the attributes table
15033 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
15036 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
15037 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
15038 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
15039 precision estimate.
15041 2016-01-15 Richard Biener <rguenther@suse.de>
15043 PR tree-optimization/66856
15044 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
15045 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
15046 (vect_create_new_slp_node): Increment stmt reference count.
15047 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
15048 an SLP tree before swapping operands.
15049 (vect_build_slp_tree): Likewise.
15050 (destroy_bb_vec_info): Free stmt info after SLP instances.
15051 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
15052 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
15053 (STMT_VINFO_NUM_SLP_USES): New macro.
15055 2016-01-15 Richard Biener <rguenther@suse.de>
15058 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
15059 (add_linkage_name): ... here.
15060 (gen_typedef_die): Use add_linkage_name_raw instead of
15061 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
15064 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
15066 * gimplify.c (oacc_default_clause): Decode reference and pointer
15067 types for both kernels and parallel regions.
15069 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
15071 PR middle-end/69246
15072 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
15074 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15076 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
15077 (convert_scalars_to_vector): Likewise.
15079 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
15081 * doc/extend.texi (Type Traits): Fix grammar.
15083 2016-01-15 Martin Jambor <mjambor@suse.cz>
15085 * tree-inline.c (remap_decl): Use existing dclarations if
15086 remapping a type and prevent_decl_creation_for_types.
15087 (replace_locals_stmt): Do an initial remapping of non-VLA typed
15088 decls first. Do real remapping with
15089 prevent_decl_creation_for_types set.
15090 * tree-inline.h (copy_body_data): New field
15091 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
15094 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15096 * config/s390/s390.opt (mmvcle): More verbose help text.
15098 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15100 * config/s390/s390.opt: Add period to -mzvector option text.
15102 2016-01-15 Richard Biener <rguenther@suse.de>
15104 PR tree-optimization/68961
15105 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
15106 of invariants in stores again.
15108 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
15110 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
15112 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15114 * config/i386/i386.c (ix86_expand_branch): Don't split
15115 DI mode xor instruction to SI mode.
15117 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15120 * ipa-icf.c (sem_function::merge): Virtual functions may become
15121 reachable even if they address is not taken and there are no
15124 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15126 * lto-streamer-out.c (subtract_estimated_size): New function.
15127 (get_symbol_initial_value): Use it.
15129 2016-01-15 Christian Bruel <christian.bruel@st.com>
15132 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
15133 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
15134 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
15135 use add_builtin_function_ext_scope instead of add_builtin_function.
15136 (neon_set_p, neon_crypto_set_p): Remove.
15137 (arm_init_builtins): Always call arm_init_neon_builtins and
15138 arm_init_crypto_builtins.
15139 (arm_expand_builtin): Check that builtins are allowed for the arch.
15140 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
15141 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
15142 arm_init_neon_builtins call.
15144 2016-01-15 Richard Biener <rguenther@suse.de>
15146 PR tree-optimization/69117
15147 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
15148 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
15149 of the leader conservatively.
15150 (free_scc_vn): Restore original SSA name infos.
15152 2016-01-14 Jeff Law <law@redhat.com>
15154 PR tree-optimization/69270
15155 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
15156 single bit of precision, verify it's also unsigned.
15157 (record_edge_info): Use constant_boolean_node rather than fold_convert
15158 to convert boolean_true/boolean_false to the right type.
15160 2016-01-14 Richard Henderson <rth@redhat.com>
15163 * loop-doloop.c (record_reg_sets): New.
15164 (doloop_optimize): Reject the transform if the sequence
15165 clobbers registers live at the end of the loop block.
15166 (doloop_optimize_loops): Enable df_live if needed.
15168 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15170 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
15171 * config/rs6000/rs6000.c: Likewise.
15172 * config/rs6000/rs6000.h: Likewise.
15173 * config/rs6000/rs6000.md: Likewise.
15174 * doc/extend.texi: Likewsie.
15176 2016-01-14 Jeff Law <law@redhat.com>
15178 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
15181 2016-01-14 Richard Henderson <rth@redhat.com>
15185 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15186 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15187 instead of builtin_decl_declared_p to test for declaration.
15189 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15191 * doc/loop.texi (Loop Analysis and Representation): Document
15192 loop_depth function.
15194 2016-01-14 Tom de Vries <tom@codesourcery.com>
15196 PR tree-optimization/68773
15197 * omp-low.c (expand_omp_target): Don't set force_output.
15198 * varpool.c (varpool_node::get_create): Same.
15199 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15200 offload_funcs with force_output.
15202 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15205 * lra-eliminations.c (move_plus_up): Don't change anything if either
15206 the outer or inner subreg mode is not MODE_INT.
15207 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15208 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15210 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15212 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15213 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15214 reduc_uplus_@var{m}): Remove.
15215 * expr.c (expand_expr_real_2): Remove expansion path for
15216 reduc_[us](min|max|plus) optabs.
15217 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15218 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15219 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15220 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15221 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15222 reduc_[us](min|max|plus) optabs.
15224 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15226 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15227 (reduc_plus_scal_v2sf): New.
15228 (reduc_smax_v2sf): Rename to...
15229 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15230 (reduc_smin_v2sf): Rename to...
15231 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15233 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15235 * alias.c (compare_base_symbol_refs): New function.
15236 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15239 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15241 PR middle-end/68146
15242 PR tree-optimization/69155
15243 * tree-complex.c: Include cfganal.h.
15244 (phis_to_revisit): New variable.
15245 (extract_component): Add phiarg_p argument. Assert that returned
15246 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15247 (update_phi_components): Partly rewrite to use loop over real/imag
15248 components instead of code duplication. If extract_component returns
15249 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15250 create_tmp_reg into the PHI node instead, and mention the phi triplet
15251 in phis_to_revisit.
15252 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15253 in phis_to_revisit at the end.
15255 2016-01-14 Richard Biener <rguenther@suse.de>
15257 PR tree-optimization/68060
15258 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15259 outer loop reduction is only used in the inner loop before
15260 detecting a double reduction.
15262 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15265 * combine.c (expand_field_assignment): Punt if compute_mode is
15266 unsupported scalar mode.
15268 2016-01-14 Richard Biener <rguenther@suse.de>
15270 PR tree-optimization/66856
15271 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15272 SLP node only if it built successfully.
15273 (vect_analyze_slp_instance): Adjust.
15275 2016-01-14 Jeff Law <law@redhat.com>
15277 PR tree-optimization/69270
15278 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15279 (record_edge_info): Use it. Convert boolean_{true,false}_node
15280 to the type of op0.
15282 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15285 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15286 use block_ultimate_origin
15287 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15289 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15291 * doc/invoke.texi (Submodel Options): Rename section to
15292 "Machine-Dependent Options" to better reflect its content.
15293 Rewrite introductory text to remove archaic CPU names.
15296 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15298 * doc/invoke.texi (Code Gen Options): Move section up in file,
15299 before target-specific options. Update menu and option summary
15300 to reflect the new section ordering.
15302 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15304 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15305 (C++ Dialect Options): Add cross-reference to -std option.
15306 * doc/standards.texi (C++ Language): Document C++14 support.
15308 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15310 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15311 for pack/unpack functions for __ibm128.
15312 (PACK_IF): Likewise.
15313 (UNPACK_IF): Likewise.
15315 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15316 support for __ibm128 pack/unpack functions.
15317 (rs6000_invalid_builtin): Likewise.
15318 (rs6000_init_builtins): Likewise.
15319 (rs6000_opt_masks): Likewise.
15321 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15322 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15324 (RS6000_BTM_COMMON): Likewise.
15326 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15327 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15328 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15329 128-bit floating point. Add support for the double values to be
15330 in Altivec registers for TF/IF packing and unpacking, but restrict
15331 TD packing sub-fields to be FPR registers. Don't allow overlapped
15332 register support for packing. Allow pack inputs to be memory
15333 locations. Don't build generator functions for unpack<mode>_dm
15334 and unpack<mode>_nodm.
15335 (unpack<mode>_dm): Likewise.
15336 (unpack<mode>_nodm): Likewise.
15337 (pack<mode>): Likewise.
15339 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15340 built-in functions to pack/unpack explicit __ibm128 values.
15341 (__builtin_unpack_ibm128): Likewise.
15343 * doc/extend.texi (PowerPC Built-in Functions): Document
15344 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15346 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15349 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15350 Add new arg loc and pass it down as context.
15351 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15352 to the location to use for the warning.
15353 (check_function_arguments): New arg loc. All callers changed. Pass
15354 it to check_function_nonnull.
15355 * c-common.h (check_function_arguments): Adjust declaration.
15357 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15359 PR tree-optimization/69156
15360 * gimple.c (validate_type): Removed.
15361 (gimple_builtin_call_types_compatible_p): Use
15362 useless_type_conversion_p instead of validate_type.
15363 * value-prof.c (gimple_stringop_fixed_value): Fold
15364 icall_size to correct type.
15366 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15368 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15371 2016-01-13 Richard Henderson <rth@redhat.com>
15374 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15375 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15376 (ix86_builtin_tm_store): Remove.
15377 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15378 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15379 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15380 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15381 * doc/tm.texi: Rebuild.
15383 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15384 (BUILT_IN_TM_MEMCPY_RTWN): New.
15385 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15386 fallback from vector to integer helpers.
15387 (build_tm_load): Handle vector types directly, instead of
15389 (build_tm_store): Likewise.
15390 (expand_assign_tm): Prepare for register types not handled by
15391 the above. Copy them to memory and use memcpy.
15392 * tree.c (tm_define_builtin): New.
15393 (find_tm_vector_type): New.
15394 (build_tm_vector_builtins): New.
15395 (build_common_builtin_nodes): Call it.
15397 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15399 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15400 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15402 2016-01-13 Tom de Vries <tom@codesourcery.com>
15404 PR tree-optimization/69169
15405 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15406 handled_struct_type param.
15407 (create_variable_info_for, intra_create_variable_infos): Call
15408 create_variable_info_for_1 with extra arg.
15410 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15412 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15413 and "armv8.1-a+crc" entries.
15415 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15418 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15419 Change first operand predicate from register_or_constm1_operand
15420 to register_operand.
15421 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15422 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15423 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15424 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15425 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15426 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15427 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15428 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15429 comparison with constm1_rtx from vec_prefetch_gen part.
15431 2016-01-13 Richard Biener <rguenther@suse.de>
15433 PR tree-optimization/69013
15434 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15435 Exchange assert for a test.
15437 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15440 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15442 2016-01-13 Richard Biener <rguenther@suse.de>
15444 PR tree-optimization/69242
15445 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15446 assert with a check.
15448 2016-01-13 Richard Biener <rguenther@suse.de>
15450 PR tree-optimization/69186
15451 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15452 Properly guard vect_update_misalignment_for_peel call.
15454 2016-01-12 Jeff Law <law@redhat.com>
15456 PR tree-optimization/pr67755
15457 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15458 "need_profile_correction".
15459 (thread_block_1): Initialize new field to false by default. If we
15460 have multiple thread paths through a common joiner to different
15461 final targets, then set new field to true.
15462 (compute_path_counts): Only do count adjustment when it's really
15465 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15467 * doc/invoke.texi (Spec Files): Move section down in file, past
15468 all command-line option descriptions.
15470 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15472 PR middle-end/54809
15473 * doc/gty.texi: Remove documentation of mark_hook.
15474 * gengtype.c (struct write_types_data): Remove code to support
15475 mark_hook attribute.
15476 (walk_type): Likewise.
15477 (write_func_for_structure): Likewise.
15479 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15481 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15482 Directory Options, and -specs= to Overall Options.
15483 (Overall Options): Adjust similarly. Reorder to group related
15484 options together. Make -specs= cross-reference the spec file details.
15485 (Directory Options): Adjust similarly.
15487 2016-01-12 Jeff Law <law@redhat.com>
15489 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15491 2016-01-12 Olivier Hainque <hainque@adacore.com>
15493 * gcc.c (spec_undefvar_allowed): New global.
15494 (process_command): Set to true when running for --version or --help,
15496 (getenv_spec_function): When the variable is not defined, use the
15497 variable name as the variable value if we're allowed not to issue
15500 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15502 PR tree-optimization/68911
15503 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15504 information computed for expression "init + nit * step".
15506 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15508 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15509 about name of GCC executable. Remove deleted node from menu.
15510 (Directory Options) <-B>: Remove cross-reference to deleted node.
15511 (Target Options): Delete section.
15513 2016-01-12 Christian Bruel <christian.bruel@st.com>
15516 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15517 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15519 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15522 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15523 aligned_mem is properly set for AVX512-VL floating point masked
15527 * ifcvt.c (cond_exec_process_if_block): When removing the last
15528 insn from then_bb, remove also any possible barriers that follow it.
15530 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15534 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15535 (PTRDIFF_TYPE): Likewise.
15536 (WCHAR_TYPE): Likewise.
15537 (WCHAR_TYPE_SIZE): Likewise.
15538 (STDINT_LONG32): Likewise.
15540 2016-01-12 Richard Biener <rguenther@suse.de>
15542 PR tree-optimization/69053
15543 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15544 convert initial value for cond reductions.
15546 2016-01-12 Richard Biener <rguenther@suse.de>
15548 PR tree-optimization/69007
15549 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15550 widen_sum after dot_prod and sad.
15552 2016-01-12 Richard Biener <rguenther@suse.de>
15554 PR tree-optimization/69168
15555 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15556 pattern stmt SLP type.
15557 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15558 end up unused so cope with that case.
15560 2016-01-12 Richard Biener <rguenther@suse.de>
15562 PR tree-optimization/69157
15563 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15564 stmts def type only during analyze phase.
15565 (vectorizable_call): Likewise.
15566 (vectorizable_simd_clone_call): Likewise.
15567 (vectorizable_conversion): Likewise.
15568 (vectorizable_assignment): Likewise.
15569 (vectorizable_shift): Likewise.
15570 (vectorizable_operation): Likewise.
15571 (vectorizable_store): Likewise.
15572 (vectorizable_load): Likewise.
15574 2016-01-12 Richard Biener <rguenther@suse.de>
15576 PR tree-optimization/69174
15577 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15579 (vectorizable_load): Properly compute the number of loads needed
15580 for permuted strided SLP loads and do not spuriously assign
15581 to SLP_TREE_VEC_STMTS.
15583 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15585 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15586 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15587 (MD_EXEC_PREFIX): Remove.
15588 (MD_STARTFILE_PREFIX) Removee.
15589 (FILE_NAME_ABSOLUTE_P): Remove.
15590 (CPP_SPEC): Do not read macros from sys/version.h.
15591 (LINK_COMMAND_SPEC): Remove.
15592 (LOCAL_INCLUDE_DIR): Remove.
15593 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15594 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15595 (POST_LINK_SPEC): Define to invoke stubify after linker
15596 (LIBSTDCXX): Remove define
15597 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15598 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15599 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15600 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15601 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15602 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15603 (i386_djgpp_asm_named_section): Add propotype of new procedure
15605 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15606 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15607 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15608 in config/i386/djgpp.h).
15609 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15610 STANDARD_STARTFILE_PREFIX_1.
15611 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15612 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15613 installation errors.
15614 (MAX_OFILE_ALIGNMENT): Define to 128.
15615 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15617 * config/i386/djgpp.c: New file. Add implementation of
15618 i386_djgpp_asm_named_section.
15620 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15622 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15623 Add rule for building djgpp.o.
15625 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15627 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15628 (rtx_is_swappable_p): Reductions are swappable.
15629 (insn_is_swappable_p): V2DF reductions are swappable.
15631 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15633 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15634 reloads for other unsupported memory operands.
15636 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15637 Jim Wilson <jim.wilson@linaro.org>
15640 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15641 copy_to_mode_reg instead of force_reg.
15643 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15646 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15647 TARGET_80387 is true.
15649 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15652 * lra-eliminations.c (move_plus_up): Only move plus up
15653 if subreg of the constant can be simplified into constant
15654 and use the simplified subreg of the constant instead of
15655 the original constant.
15657 * fold-const.c (fold_convertible_p): Don't return true
15658 for conversion of VECTOR_TYPE to same sized integral type.
15659 (fold_convert_loc): Fix up formatting. Fold conversion of
15660 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15661 instead of NOP_EXPR.
15663 PR tree-optimization/69214
15664 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15665 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15668 PR tree-optimization/69207
15669 * tree-vect-slp.c (vect_get_constant_vectors): For
15670 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15671 fold_convertible_p to vector_type's element type, and always
15672 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15674 2016-01-11 Richard Biener <rguenther@suse.de>
15676 PR tree-optimization/69173
15677 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15678 fixup the cycle if all stmts are in a pattern.
15680 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15682 PR middle-end/68999
15683 * alias.c (base_alias_check): Move check for addresses with
15684 alignment ANDs before the call for compare_base_decls.
15685 (memrefs_conflict_p): Return -1 for different decls
15686 that went through alignment adjustments.
15688 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15690 PR rtl-optimization/68796
15691 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15692 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15693 and QImode comparisons against zero with CC_NZmode.
15694 * config/aarch64/iterators.md (short_mask): New mode_attr.
15696 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15698 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15699 (<avx512>_store<mode>_mask): Likewise.
15701 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15702 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15704 PR rtl-optimization/68841
15705 * ifcvt.c (struct noce_if_info): Add orig_x field.
15706 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15707 Don't record conflicts on to_rename if it's present.
15708 Allow memory destinations in sets.
15709 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15710 blocks, passing orig_x to the checks.
15711 (noce_process_if_block): Set if_info->orig_x appropriately.
15713 2016-01-11 Tom de Vries <tom@codesourcery.com>
15715 PR tree-optimization/69069
15716 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15718 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15720 PR rtl-optimization/68920
15721 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15722 of conditional moves for RTL if-conversion to 1 for
15723 TARGET_ONE_IF_CONV_INSN.
15724 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15725 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15726 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15727 parameter to restirct number of conditional moves for
15729 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
15730 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
15733 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
15736 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
15737 onepart vars. Fix typo in comment. Fix reversed condition in
15739 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
15742 * var-tracking.c (dump_onepart_variable_differences): New.
15743 (dataflow_set_different): If a detailed dump is requested,
15744 delay early returns and dump differences between onepart
15745 variables present before and after, and added variables.
15747 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15750 * expr.c (expand_expr_real_1): For boolean vector constants
15751 with a scalar mode use const_scalar_mask_from_tree.
15752 (const_scalar_mask_from_tree): New.
15753 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
15754 assigned to a mask type to handle constants.
15756 2016-01-11 Martin Jambor <mjambor@suse.cz>
15759 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
15760 useless parameters if we cannot change function signature.
15762 2016-01-11 Martin Jambor <mjambor@suse.cz>
15765 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
15768 2016-01-11 Tom de Vries <tom@codesourcery.com>
15770 PR tree-optimization/69109
15771 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
15774 2016-01-11 Tom de Vries <tom@codesourcery.com>
15776 PR tree-optimization/69108
15777 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
15778 res is not used in a phi.
15780 2016-01-11 Yury Gribov <y.gribov@samsung.com>
15783 * common.opt (frandom-seed): Fix parameter name.
15784 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
15786 2016-01-11 Tom de Vries <tom@codesourcery.com>
15788 PR tree-optimization/69058
15789 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
15792 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
15794 * config/arc/arc.opt (mdiv-rem): Add period to the end.
15795 (mcode-density): Likewise.
15797 2016-01-10 Tom de Vries <tom@codesourcery.com>
15799 PR tree-optimization/69062
15800 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
15801 (parallelize_loops): Don't paralelize loop that has phi with address
15804 2016-01-10 Tom de Vries <tom@codesourcery.com>
15806 PR tree-optimization/69039
15807 * tree-parloops.c (try_create_reduction_list): Only allow single exit
15810 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
15812 PR middle-end/68743
15813 * match.pd: Require target has function_c99_misc before doing
15814 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
15816 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
15818 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
15820 * configure: Regenerate.
15822 2016-01-09 Jakub Jelinek <jakub@redhat.com>
15824 PR middle-end/50865
15825 PR tree-optimization/69097
15826 * fold-const.h (expr_not_equal_to): New prototype.
15827 * fold-const.c: Include stringpool.h and tree-ssanames.h.
15828 (expr_not_equal_to): New function.
15829 * match.pd (X % -Y is the same as X % Y): Don't optimize
15830 unless X is known not to be equal to minimum or Y is known
15831 not to be equal to -1.
15832 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
15833 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
15834 (simplify_stmt_using_ranges): Adjust caller.
15835 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
15836 substitute_and_fold.
15838 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
15840 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
15843 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15845 PR tree-optimization/69167
15846 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
15847 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
15849 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
15851 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15852 Richard Biener <rguenther@suse.de>
15854 PR tree-optimization/68707
15855 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
15856 instances that can be handled via vect_load_lanes.
15858 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
15860 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
15861 if we can't determine address equivalence.
15862 * alias.c (compare_base_decl): Update for changed return value of
15863 symtab_node::equal_address_to.
15865 2016-01-08 Jason Merrill <jason@redhat.com>
15869 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
15870 * expr.c (store_field): Not here.
15871 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
15872 call with TREE_ADDRESSABLE type.
15873 * tree-cfg.c (verify_gimple_call): Adjust.
15875 2016-01-08 Olivier Hainque <hainque@adacore.com>
15877 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
15880 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15882 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
15883 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
15884 (reduc_smin_v2sf): Rename to...
15885 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
15886 (reduc_splus_v2sf): Rename to...
15887 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
15889 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15891 PR tree-optimization/69162
15892 * gimplify.c (gimplify_va_arg_expr): Encode original type of
15893 valist argument in another argument.
15894 (gimplify_modify_expr): Adjust for the above change. Cleanup.
15895 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
15896 to determine the va_list type, build a MEM_REF instead of
15897 build_fold_indirect_ref.
15899 PR tree-optimization/69172
15900 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
15903 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
15905 PR tree-optimization/67781
15906 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
15907 and cmpnop in two steps: first the ones not accessed in original
15908 gimple expression in a endian independent way and then the ones not
15909 accessed in the final result in an endian-specific way.
15911 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15913 PR tree-optimization/69083
15914 * tree-vect-slp.c (vect_get_constant_vectors): For
15915 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
15916 element type. If op is fold_convertible_p to vector_type's element
15917 type, use NOP_EXPR instead of VCE.
15919 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
15921 PR rtl-optimization/67778
15922 PR rtl-optimization/68634
15923 PR rtl-optimization/68909
15924 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
15925 block from the stack until done with it. Remove a superfluous
15926 bitmap set. Remove a superfluous bitmap test.
15928 2016-01-07 Martin Sebor <msebor@redhat.com>
15931 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
15932 constraint on the type of arguments.
15934 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
15936 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
15937 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
15938 unaligned_access on the gcc_options set.
15939 * config/arm/arm.c (arm_option_override_internal): Use
15940 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
15942 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15945 * config/i386/i386.c (ix86_frame_pointer_required): Enable
15946 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
15948 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15951 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15954 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15955 depending on frame_pointer_needed before remaining integer and SSE
15956 registers are saved.
15958 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
15961 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
15963 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
15966 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
15967 Use the "xBm" constraint.
15968 (float<sseintvecmodelower><mode>2<mask_name><round_name):
15970 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
15971 (sse_cvtsi2ssq<round_name>): Likewise.
15972 (sse_cvtss2si<round_name>): Likewise.
15973 (sse_cvtss2siq<round_name>): Likewise.
15974 (sse2_cvtsi2sdq<round_name>): Likewise.
15975 (sse2_cvtsd2si<round_name>): Likewise.
15976 (sse2_cvtsd2siq<round_name>): Likewise.
15977 * config/i386/subst.md (round_nimm_scalar_predicate): New
15980 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
15982 PR middle-end/67639
15983 * varasm.c (make_decl_rtl): Mark invalid register vars as
15986 PR rtl-optimization/66206
15987 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
15988 All callers changed.
15990 2016-01-07 Jakub Jelinek <jakub@redhat.com>
15992 PR tree-optimization/69141
15993 * tree-ssa-pre.c: Include langhooks.h.
15994 (eliminate_dom_walker::before_dom_children): Use
15995 lang_hooks.decl_printable_name instead of
15996 cgraph_node::get ()->name ().
15998 PR middle-end/68960
15999 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
16000 it and DECL_ALIGN too.
16002 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
16004 * config/mips/mips-ftypes.def: Sort to lexicographical order.
16006 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16009 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16010 depending on frame_pointer_needed before remaining integer and SSE
16011 registers are saved.
16013 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16015 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
16016 mode iterator with VSX_M2.
16017 (*p9_vecstore_<mode>): Likewise.
16018 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
16019 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
16020 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
16021 (define_split for VSX_LE128 stores): Likewise.
16022 (define_peephole2 for TImode LE swaps): Likewise.
16023 (define_split for VSX_LE128 post-reload stores): Likewise.
16025 2016-01-06 Marek Polacek <polacek@redhat.com>
16028 * convert.c (convert_to_integer_1): Adjust call to
16029 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
16030 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
16031 EXPR instead of ARG.
16032 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
16034 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16037 * doc/extend.texi (RL78 Variable Attributes): New section.
16039 2016-01-05 Marek Polacek <polacek@redhat.com>
16042 * builtins.c (get_memmodel): Use expansion point location rather than
16043 the input location. Call warning_at rather than warning.
16044 (expand_builtin_atomic_compare_exchange): Likewise.
16045 (expand_builtin_atomic_load): Likewise.
16046 (expand_builtin_atomic_store): Likewise.
16047 (expand_builtin_atomic_clear): Likewise.
16049 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16052 * config/i386/i386.c (ix86_expand_vector_logical_operator):
16053 Replace nonimmediate_operand with vector_operand.
16054 * config/i386/predicates.md (vector_operand): New predicate.
16055 (general_vector_operand): Replace nonimmediate_operand with
16057 * config/i386/sse.md: Replace nonimmediate_operand with
16058 vector_operand and m constraint with Bm constraint on SSE
16059 patterns with 16-byte memory operand.
16060 * config/i386/subst.md (round_nimm_predicate): Replace
16061 nonimmediate_operand with vector_operand.
16062 (round_saeonly_nimm_predicate): Likewise.
16063 (round_saeonly_nimm_scalar_predicate): New.
16065 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16068 * config/i386/constraints.md (Bm): New constraint.
16069 * config/i386/predicates.md (vector_memory_operand): New
16071 * config/i386/sse.md: Replace xm with xBm in plusminus and
16072 any_logic patterns.
16074 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16077 * doc/extend.texi (V850 Function Attributes): New section.
16078 (V850 Variable Attributes): New section.
16080 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16083 * doc/extend.texi (MicroBlaze Function Attributes): Document
16084 interrupt_handler and fast_interrupt attributes.
16086 2016-01-05 Sergei Trofimovich <siarheit@google.com>
16089 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
16090 for local symbolic operands.
16091 * config/ia64/predicates.md (local_symbolic_operand64): New
16094 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16096 PR rtl-optimization/68651
16097 * combine.c (combine_simplify_rtx): Canonicalize x + x into
16100 2016-01-05 Nathan Sidwell <nathan@acm.org>
16102 * alias.c (compare_base_decls): Use symtab_node::get.
16104 2016-01-05 Nick Clifton <nickc@redhat.com>
16107 * ira-costs.c (copy_cost): Initialise the t_icode field of the
16108 secondary_reload_info structure.
16111 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
16112 decls if weak support is available.
16114 2016-01-04 Martin Sebor <msebor@redhat.com>
16116 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
16118 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16120 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16121 OPTION_MASK_P9_DFORM.
16123 * config/rs6000/constraints.md (wo constraint): New constraint for
16126 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
16128 (rs6000_init_hard_regno_mode_ok): Likewise.
16130 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
16133 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
16134 expanders not to have constraints. Add support for ISA 3.0 xxperm
16135 instruction. Add support for fusing xxlor with xxperm.
16136 (altivec_vperm_<mode>_internal): Likewise.
16137 (altivec_vperm_v8hiv16qi): Likewise.
16138 (altivec_vperm_<mode>v16q): Likewise.
16139 (altivec_vperm_<mode>_uns): Likewise.
16140 (vperm_v8hiv4si): Likewise.
16141 (vperm_v16qiv8hi): Likewise.
16143 * doc/md.texi (RS/6000 constraints): Document wo constraint.
16145 2016-01-04 Jakub Jelinek <jakub@redhat.com>
16147 Update copyright years.
16149 * gcc.c (process_command): Update copyright notice dates.
16150 * gcov-dump.c (print_version): Ditto.
16151 * gcov.c (print_version): Ditto.
16152 * gcov-tool.c (print_version): Ditto.
16153 * gengtype.c (create_file): Ditto.
16154 * doc/cpp.texi: Bump @copying's copyright year.
16155 * doc/cppinternals.texi: Ditto.
16156 * doc/gcc.texi: Ditto.
16157 * doc/gccint.texi: Ditto.
16158 * doc/gcov.texi: Ditto.
16159 * doc/install.texi: Ditto.
16160 * doc/invoke.texi: Ditto.
16162 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16164 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
16165 modes larger than TImode as TImode if NEON is not enabled.
16167 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16170 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
16171 mode for %f0-%f31 only if TARGET_FPU.
16173 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16176 * config/sparc/sparc.c (scan_record_type): Take into account subfields
16177 to compute the PACKED_P predicate.
16178 (function_arg_record_value): Minor tweaks.
16180 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16182 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16183 option for arm*-*-* targets.
16185 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16187 * doc/extend.texi (Common Function Attributes): Move docs for
16188 MSP430-specific attributes to....
16189 (MSP430 Function Attributes): ...here. Delete the redundant
16190 entries and copy-edit the remaining text.
16191 (MSP430 Variable Attributes): Use uniform format for index
16192 entries and add a cross-reference to the corresponding function
16195 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16197 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16199 (x86 Options): Likewise.
16201 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16205 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16206 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16207 to corresponding attribute.
16209 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16211 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16212 to correct alphabetization of table. Copy-edit and correct
16214 <stack_protect>: Likewise.
16215 <target_clones>: Likewise.
16217 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16218 Correct punctuation.
16219 (Code Gen Options) <-fno-plt>: Copy-edit.
16221 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16224 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16225 SI values. Explicitly convert SI to DI and vice-versa.
16227 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16229 PR tree-optimization/69070
16230 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16231 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16234 * ubsan.c (ubsan_instrument_float_cast): Call
16235 initialize_sanitizer_builtins.
16238 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16240 Copyright (C) 2016 Free Software Foundation, Inc.
16242 Copying and distribution of this file, with or without modification,
16243 are permitted in any medium without royalty provided the copyright
16244 notice and this notice are preserved.