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 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
14 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
16 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
18 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
19 (do_rewrite): likewise.
21 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23 * common/config/mep/mep-common.c: Remove.
24 * config.gcc: Remove mep-* support.
25 * config/mep/constraints.md: Remove.
26 * config/mep/default.h: Remove.
27 * config/mep/intrinsics.h: Remove.
28 * config/mep/intrinsics.md: Remove.
29 * config/mep/ivc2-template.h: Remove.
30 * config/mep/mep-c5.cpu: Remove.
31 * config/mep/mep-core.cpu: Remove.
32 * config/mep/mep-default.cpu: Remove.
33 * config/mep/mep-ext-cop.cpu: Remove.
34 * config/mep/mep-intrin.h: Remove.
35 * config/mep/mep-ivc2.cpu: Remove.
36 * config/mep/mep-pragma.c: Remove.
37 * config/mep/mep-protos.h: Remove.
38 * config/mep/mep.c: Remove.
39 * config/mep/mep.cpu: Remove.
40 * config/mep/mep.h: Remove.
41 * config/mep/mep.md: Remove.
42 * config/mep/mep.opt: Remove.
43 * config/mep/predicates.md: Remove.
44 * config/mep/t-mep: Remove.
45 * doc/install.texi: Remove mep-* documentation.
46 * doc/md.texi: Likewise.
48 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
50 * config.gcc: Remove support for avr-rtems.
51 * config/avr/gen-avr-mmcu-specs.c: Likewise.
52 * config/avr/rtems.h: Remove.
53 * config/avr/t-rtems: Remove.
55 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
57 * config.gcc: Remove m32r-rtems support.
58 * config/m32r/rtems.h: Remove.
60 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
62 * config.gcc: Remove h8300-rtems support.
63 * config/h8300/rtems.h: Remove.
64 * config/h8300/t-rtems: Remove.
66 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
68 * config.gcc: Remove support for knetbsd.
69 * configure.ac: Likewise.
70 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
71 * config/knetbsd-gnu.h: Remove.
72 * configure: Regenerate.
74 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
76 * config.gcc: Remove support for openbsd 2 and 3.
77 * config/openbsd-oldgas.h: Remove.
79 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
81 * config.gcc: Remove interix support.
82 * config/i386/i386-interix.h: Remove.
83 * config/i386/interix.opt: Remove.
84 * config/i386/t-interix: Remove.
85 * configure: Regenerate.
86 * configure.ac: Remove interix support.
87 * doc/install.texi: Remove interix documentation.
89 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
91 * config/rs6000/rs6000.h: Add conditional preprocessing directives
92 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
95 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
97 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
98 they are both PLACEHOLDER_EXPRs.
100 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
102 * stor-layout.c (layout_type): Move setting complex MODE to
103 layout_type, instead of setting it ahead of time by the caller.
104 * tree.c (build_complex_type): Likewise.
106 2016-06-21 Martin Liska <mliska@suse.cz>
108 * predict.c (force_edge_cold): Replace imposisble with
111 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
113 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
114 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
116 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
118 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
120 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
121 Ilya Enkovich <ilya.enkovich@intel.com>
124 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
125 New member function to convert V1TImode register to SUBREG
126 TImode in debug insn.
127 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
128 after changing register mode to V1TImode.
130 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
132 * config/aarch64/aarch64-cores.def (vulcan): New core.
133 * config/aarch64/aarch64-tune.md: Regenerate.
134 * doc/invoke.texi: Document vulcan as an available option.
136 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
138 * cse.c (canon_asm_operands): New function extracted from...
139 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
140 either standalone or member of a PARALLEL.
142 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
145 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
146 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
147 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
149 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
152 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
153 constant addresses if can_create_pseudo_p.
155 2016-06-21 Jakub Jelinek <jakub@redhat.com>
157 PR tree-optimization/71588
158 * tree-ssa-strlen.c (valid_builtin_call): New function.
159 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
162 2016-06-20 Jakub Jelinek <jakub@redhat.com>
165 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
166 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
167 for conversion of scalar user var to complex type and use the
168 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
171 PR rtl-optimization/71591
172 * toplev.c (toplev::run_self_tests): If no_backend, complain and
175 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
178 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
179 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
180 space for PIC with non-v32 and the common non-PIC "jump".
182 2016-06-20 Jakub Jelinek <jakub@redhat.com>
185 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
186 returned values and add UN*/LTGT/*ORDERED cases with values matching
187 D operand modifier on vcmp for AVX.
189 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
191 * config/aarch64/aarch64.opt
192 (mpc-relative-literal-loads): Rename internal option name.
193 * config/aarch64/aarch64.c
194 (aarch64_nopcrelative_literal_loads): Rename to
195 aarch64_pcrelative_literal_loads.
196 (aarch64_expand_mov_immediate): Likewise.
197 (aarch64_secondary_reload): Likewise.
198 (aarch64_can_use_per_function_literal_pools_p): Likewise.
199 (aarch64_override_options_after_change_1): Rename and simplify logic.
200 (aarch64_classify_symbol): Merge large model checks into switch,
201 remove pc-relative load check.
203 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
205 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
206 costs relative to the cost of a register move.
208 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
210 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
211 (vcvt_n_f64_u64): Likewise.
212 (vcvt_n_s64_f64): Likewise.
213 (vcvt_n_u64_f64): Likewise.
214 (vcvt_f64_s64): Likewise.
215 (vrecpe_f64): Likewise.
216 (vcvt_f64_u64): Likewise.
217 (vrecps_f64): Likewise.
219 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
221 * config/aarch64/aarch64.md
222 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
224 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
226 * config/aarch64/aarch64-builtins.c
227 (aarch64_types_binop_uss_qualifiers): Delete.
228 (TYPES_BINOP_USS): Likewise.
229 (aarch64_types_binop_sus_qualifiers): Likewise.
230 (TYPES_BINOP_SUS): Likewise.
231 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
232 (TYPES_FCVTIMM_SUS): Likewise.
233 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
235 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
236 (fcvtzs): Use SHIFTIMM rather than BINOP.
237 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
239 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
241 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
242 costs relative to the cost of a register move.
244 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
246 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
247 Allow scalar/single vector modes to be tieable.
249 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
251 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
253 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
255 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
257 * tree.h (TYPE_ALIGN): Likewise.
259 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
262 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
264 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
266 * config/avr/avr.c (avr_print_operand): Fix "format not a string
267 literal" build warnings.
268 (avr_print_operand_address): Dito.
270 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
273 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
274 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
276 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
278 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
280 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
283 * reload1.c (reload): Pass 0 to finish_spills when called because
284 update_eliminables_and_spill returns true and remove did_spill.
285 (finish_spills): Adjust comment and document GLOBAL parameter.
287 2016-06-17 DJ Delorie <dj@redhat.com>
290 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
291 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
292 (umulqihi3_virt): Likewise.
293 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
294 (umulqihi3_real): Likewise.
296 2016-06-17 Martin Liska <mliska@suse.cz>
298 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
300 2016-06-17 Martin Liska <mliska@suse.cz>
302 * predict.def: PRED_LOOP_EXIT from 92 to 85.
304 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
306 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
308 (vaddq_f32): Likewise.
309 (vmul_f32): Likewise.
310 (vmulq_f32): Likewise.
311 (vsub_f32): Likewise.
312 (vsubq_f32): Likewise.
314 2016-06-17 Bin Cheng <bin.cheng@arm.com>
316 PR tree-optimization/71347
317 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
318 cost for all uses in group.
320 2016-06-17 Bin Cheng <bin.cheng@arm.com>
322 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
323 insert gimple seq if it's not empty.
325 2016-06-17 Bin Cheng <bin.cheng@arm.com>
327 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
329 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
331 (comp_dr_with_seg_len_pair): Ditto.
332 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
333 struct dr_with_seg_len_pair against DR_OFFSET.
334 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
337 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
339 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
341 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
343 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
344 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
345 (pa_output_millicode_call): Likewise.
346 (pa_output_call): Likewise.
347 (pa_output_indirect_call): Likewise.
348 (pa_asm_output_mi_thunk): Likewise.
350 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
352 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
354 2016-06-16 Martin Liska <mliska@suse.cz>
356 * predict.c (combine_predictions_for_insn): When we find a first
357 match predictor, we should consider just predictors with
358 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
360 (combine_predictions_for_bb): Likewise.
362 2016-06-16 Jakub Jelinek <jakub@redhat.com>
364 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
365 with base of reference to struct.
367 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
369 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
371 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
373 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
374 progmem_swtable_section.
375 (progmem_swtable_section): Remove.
376 (avr_asm_function_rodata_section): Remove.
377 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
378 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
380 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
382 * config/i386/driver-i386.c (host_detect_local_cpu): Set
383 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
384 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
385 signature_CENTAUR_ebx.
386 * config/i386/i386.c (ix86_option_override_internal): Add
387 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
388 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
389 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
391 2016-06-16 Martin Liska <mliska@suse.cz>
393 * predict.def: Add fortran loop preheader predictor.
394 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
395 fold IFN_BUILTIN_EXPECT with a known constant argument.
397 2016-06-16 Martin Liska <mliska@suse.cz>
399 * predict.def: Add 'Fortran' to display text of all
400 PRED_FORTRAN_* predictors.
402 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
405 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
406 [IA64_BUILTIN_NANSQ]: Ditto.
407 (ia64_fold_builtin): New function.
408 (TARGET_FOLD_BUILTIN): New define.
409 (ia64_init_builtins) Declare const_string_type node.
410 Add __builtin_nanq and __builtin_nansq builtin functions.
411 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
413 2016-06-16 Nick Clifton <nickc@redhat.com>
415 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
416 MSP430_HWMULT_ prefix to enum values.
417 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
418 * config/msp430/msp430.c: Update use of enum values.
419 * config/msp430/msp430.md: Likewise.
420 * config/msp430/msp430.opt: Likewise.
422 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
424 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
425 of comparsions in the last iteration.
427 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
428 Joern Rennecke <joern.rennecke@embecosm.com>
430 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
432 (arc_needs_pcl_p): Add GOTOFFPC.
433 (arc_legitimate_pic_addr_p): Likewise.
434 (arc_output_pic_addr_const): Likewise.
435 (arc_legitimize_pic_address): Generate a pc-relative address using
437 (arc_output_libcall): Use @pcl syntax.
438 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
439 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
440 (*movsi_insn): Use @pcl syntax.
441 (doloop_begin_i): Likewise.
443 2016-06-16 Martin Liska <mliska@suse.cz>
445 * predict.def: Define a new predictor.
447 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
449 * config/arc/arc.opt (mtp-regno): Update text.
451 2016-06-16 Renlin Li <renlin.li@arm.com>
453 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
455 2016-06-16 Jakub Jelinek <jakub@redhat.com>
458 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
459 (setcc + and peephole2): Likewise.
461 PR rtl-optimization/71532
462 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
465 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
467 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
468 DImode constants with XXSPLTIB in vector registers.
469 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
470 vsx_extract_<mode>_internal{1,2} into a single insn that handles
471 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
472 extraction of the element at the top of the register as a scalar
474 (vsx_extract_<mode>_internal1): Likewise.
475 (vsx_extract_<mode>_internal2): Likewise.
476 * config/rs6000/constraints.md (wi constraint): Remove a comment
477 about DImode not being allowed in Altivec registers.
478 (wB constraint): New constraint for constants that can be
479 generated in Altivec registers with VSPLTISW/VUPKHSW.
480 * config/rs6000/predicates.md (xxspltib_constant_split): Update
482 (xxspltib_constant_nosplit): Likewise.
483 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
484 support for -mupper-regs-di to enable DImode to go into Altivec
486 (POWERPC_MASKS): Likewise.
487 (power7 cpu): Likewise.
488 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
489 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
490 for DImode being allowed in Altivec registers. Update wi/wj
491 constraints. Set scalar_in_vmx_p flag.
492 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
493 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
494 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
495 (rs6000_opt_masks): Add -mupper-regs-di.
496 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
497 direct move to use wi and not wj.
499 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
501 (floatunssi<mode>2_lfiwzx_mem): Likewise.
502 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
503 any VSX register, instead of just Altivec registers, to allow
504 either operand to be an Altivec register or both.
505 (fixuns_trunc<mode>di2_fctiduz): Likewise.
506 (movdi_internal32): Add support for -mupper-regs-di. Add support
507 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
508 the alternatives and attributes to be lined up to be easier to
510 (movdi_internal64): Likewise.
511 (64-bit DImode splitters): Change predicates to only split loading
512 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
513 load constants in ISA 3.0 or ISA 2.07 respectively.
514 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
515 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
516 mention -mcpu=power9 sets these options.
517 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
520 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
523 * config/avr/avr.c (avr_set_current_function): Warn misspelled
524 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
525 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
526 by default to warn misspelled interrupt/ signal handler.
527 * doc/invoke.texi (AVR Options): Document it. Update description
528 for -nodevicelib option.
530 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
532 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
533 up parentheses. Use GET_MODE_UNIT_BITSIZE.
534 (aarch64_<sur>shll2_n<mode>): Likewise.
536 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
539 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
540 DECL_CONTEXT for copied arguments.
542 2016-06-15 Alan Hayward <alan.hayward@arm.com>
544 PR tree-optimization/71483
545 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
548 2016-06-15 Martin Liska <mliska@suse.cz>
550 * predict.c (tree_predict_by_opcode): Call predict_edge_def
551 instead of predict_edge w/o a probability.
553 2016-06-15 Alan Hayward <alan.hayward@arm.com>
555 PR tree-optimization/71439
556 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
559 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
561 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
562 register subregs in SET_SRC.
564 2016-06-15 Richard Biener <rguenther@suse.de>
566 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
569 2016-06-15 Richard Biener <rguenther@suse.de>
571 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
572 not consider dependences between accesses that belong to the
574 (vect_analyze_data_ref_dependences): Do not analyze read-read
577 2016-06-14 David Malcolm <dmalcolm@redhat.com>
579 * spellcheck-tree.c: Include spellcheck-tree.h rather than
581 (find_closest_identifier): Reimplement in terms of
582 best_match<tree,tree>.
583 * spellcheck-tree.h: New file.
584 * spellcheck.c (struct edit_distance_traits<const char *>): New
586 (find_closest_string): Reimplement in terms of
587 best_match<const char *, const char *>.
588 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
589 overload to spellcheck-tree.h.
590 (find_closest_identifier): Likewise.
591 (struct edit_distance_traits<T>): New template.
592 (class best_match): New class.
594 2016-06-14 David Malcolm <dmalcolm@redhat.com>
596 * selftest-run-tests.c (selftest::run_tests): Call
597 selftest::spellcheck_tree_c_tests.
598 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
599 * spellcheck-tree.c: Include selftest.h and stringpool.h.
600 (selftest::test_find_closest_identifier): New function.
601 (selftest::spellcheck_tree_c_tests): New function.
602 * spellcheck.c (selftest::test_find_closest_string): Verify that
603 the order of the vec does not affect the results for this case.
604 (selftest::test_data): New array.
605 (selftest::test_metric_conditions): New function.
606 (selftest::spellcheck_c_tests): Add a test of case-comparison.
607 Call selftest::test_metric_conditions.
609 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
611 * config/rs6000/rs6000-builtin.def (commentary): Typo.
612 (BU_P9_MISC_1): Likewise.
613 (BU_P9_64BIT_MISC_0): Likewise.
614 (BU_P9_MISC_0): Likewise.
616 2016-06-14 David Malcolm <dmalcolm@redhat.com>
618 * gcc-rich-location.c
619 (gcc_rich_location::add_fixit_misspelled_id): New method.
620 * gcc-rich-location.h
621 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
623 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
625 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
626 FreeBSD 11 and above.
628 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
630 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
632 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
634 * expmed.h: Close parenthesis in "at your option" in copyright
636 * lower-subreg.h: Likewise.
638 2016-06-14 Richard Biener <rguenther@suse.de>
641 * genmatch.c (expr::gen_transform): Use in_type for comparisons
644 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
646 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
648 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
650 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
652 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
653 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
655 2016-06-14 Richard Biener <rguenther@suse.de>
657 PR tree-optimization/71522
658 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
659 copying into float copying.
661 2016-06-14 Jakub Jelinek <jakub@redhat.com>
663 PR tree-optimization/71520
664 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
665 (replace_block_by): Move user labels from bb1 to bb2.
667 2016-06-14 Richard Biener <rguenther@suse.de>
671 * expr.h (get_bit_range): Declare.
672 * expr.c (get_bit_range): Export.
673 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
674 word_mode again to constrain the bitfield access.
676 2016-06-14 Richard Biener <rguenther@suse.de>
678 PR tree-optimization/71521
679 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
680 division int_const_binop against zero divisor.
682 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
684 * config/i386/i386.md (signbittf2): New expander.
685 * config/i386/sse.md (ptesttf2): New insn pattern.
687 2016-06-13 David Malcolm <dmalcolm@redhat.com>
690 * input.c (selftest::test_reading_source_line): Avoid reading from
691 __FILE__ by creating a tempfile with known content and reading
694 2016-06-13 David Malcolm <dmalcolm@redhat.com>
696 * pretty-print.c (assert_pp_format_colored): Skip the test if
698 (test_pp_format): Remove comment about GCC_COLORS.
700 2016-06-13 David Malcolm <dmalcolm@redhat.com>
702 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
703 * pretty-print.c (assert_pp_format_va): Add location param and use
704 it with ASSERT_STREQ_AT.
705 (assert_pp_format): Add location param and pass it to
707 (assert_pp_format_colored): Likewise.
708 (ASSERT_PP_FORMAT_1): New.
709 (ASSERT_PP_FORMAT_2): New.
710 (ASSERT_PP_FORMAT_3): New.
711 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
712 explicitly, or implicitly via the above macros.
713 * selftest.c (selftest::pass): Use a selftest::location rather
715 (selftest::fail): Likewise. Print the function name.
716 (selftest::fail_formatted): Likewise.
717 (selftest::assert_streq): Use a selftest::location rather than
719 * selftest.h (selftest::location): New struct.
720 (SELFTEST_LOCATION): New macro.
721 (selftest::pass): Accept a const location & rather than file
723 (selftest::fail): Likewise.
724 (selftest::fail_formatted): Likewise.
725 (selftest::assert_streq): Likewise.
726 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
727 (ASSERT_FALSE): Likewise.
728 (ASSERT_EQ): Likewise.
729 (ASSERT_NE): Likewise.
730 (ASSERT_STREQ): Likewise.
731 (ASSERT_PRED1): Likewise.
732 (ASSERT_STREQ_AT): New macro.
734 2016-06-13 David Malcolm <dmalcolm@redhat.com>
736 * selftest.c (selftest::fail_formatted): New function.
737 (selftest::assert_streq): New function.
738 * selftest.h (selftests::fail_formatted): New decl.
739 (selftest::assert_streq): New decl.
740 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
742 2016-06-13 Jeff Law <law@redhat.com>
744 PR tree-optimization/71403
745 * tree-ssa-threadbackward.c
746 (convert_and_register_jump_thread_path): No longer accept reference
747 to path. Do not pop items off the path anymore.
748 (fsm_find_control_statement_thread_paths): Do not allow threading
749 to a deeper loop nest. Pop the last item off the path here rather
750 than in convert_and_register_jump_thread_path.
752 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
753 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
755 [AArch64] Emit division using the Newton series
757 * config/aarch64/aarch64-protos.h
758 (cpu_approx_modes): Add new member "division".
759 (aarch64_emit_approx_div): Declare new function.
760 * config/aarch64/aarch64.c
761 (generic_approx_modes): New member "division".
762 (exynosm1_approx_modes): Likewise.
763 (xgene1_approx_modes): Likewise.
764 (aarch64_emit_approx_div): Define new function.
765 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
766 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
767 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
768 * doc/invoke.texi (-mlow-precision-div): Describe new option.
770 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
771 Wilco Dijkstra <wilco.dijkstra@arm.com>
773 [AArch64] Emit square root using the Newton series
775 * config/aarch64/aarch64-protos.h
776 (aarch64_emit_approx_rsqrt): Replace with new function
777 "aarch64_emit_approx_sqrt".
778 (cpu_approx_modes): New member "sqrt".
779 * config/aarch64/aarch64.c
780 (generic_approx_modes): New member "sqrt".
781 (exynosm1_approx_modes): Likewise.
782 (xgene1_approx_modes): Likewise.
783 (aarch64_emit_approx_rsqrt): Replace with new function
784 "aarch64_emit_approx_sqrt".
785 (aarch64_override_options_after_change_1): Handle new option.
786 * config/aarch64/aarch64-simd.md
787 (rsqrt<mode>2): Use new function instead.
788 (sqrt<mode>2): New expansion and insn definitions.
789 * config/aarch64/aarch64.md: Likewise.
790 * config/aarch64/aarch64.opt
791 (mlow-precision-sqrt): Add new option description.
792 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
794 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
796 [AArch64] Add more choices for the reciprocal square root approximation
798 Allow a target to prefer such operation depending on the operation mode.
800 * config/aarch64/aarch64-protos.h
801 (AARCH64_APPROX_MODE): New macro.
802 (AARCH64_APPROX_{NONE,ALL}): Likewise.
803 (cpu_approx_modes): New structure.
804 (tune_params): New member "approx_modes".
805 * config/aarch64/aarch64-tuning-flags.def
806 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
807 * config/aarch64/aarch64.c
808 (generic_approx_modes): New core "cpu_approx_modes" structure.
809 (exynosm1_approx_modes): Likewise.
810 (xgene1_approx_modes): Likewise.
811 (generic_tunings): New member "approx_modes".
812 (cortexa35_tunings): Likewise.
813 (cortexa53_tunings): Likewise.
814 (cortexa57_tunings): Likewise.
815 (cortexa72_tunings): Likewise.
816 (exynosm1_tunings): Likewise.
817 (thunderx_tunings): Likewise.
818 (xgene1_tunings): Likewise.
819 (use_rsqrt_p): New argument for the mode and use new member from
821 (aarch64_builtin_reciprocal): Devise mode from builtin.
822 (aarch64_optab_supported_p): New argument for the mode.
823 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
825 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
827 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
828 RS6000_BTM_MODULO flag into the set of flags that are considered
829 to be part of the common configuration.
831 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
833 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
835 (vec_absdb): New macro for vector absolute difference unsigned
837 (vec_absdh): New macro for vector absolute difference unsigned
839 (vec_absdw): New macro for vector absolute difference unsigned word.
840 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
841 (vadu<mode>3): New insn.
842 (*p9_vadu<mode>3): New insn.
843 * config/rs6000/rs6000-builtin.def (vadub): New built-in
845 (vaduh): New built-in definition.
846 (vaduw): New built-in definition.
847 (vadu): New overloaded built-in definition.
848 (vadub): New overloaded built-in definition.
849 (vaduh): New overloaded built-in definition.
850 (vaduw): New overloaded built-in definition.
851 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
852 overloaded vector absolute difference unsigned functions.
853 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
854 the ISA 3.0 vector absolute difference unsigned built-in functions.
856 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
858 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
859 update shared_lookup_references only once after changing operands.
861 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
864 * tree-nested.c (convert_nonlocal_omp_clauses)
865 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
867 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
868 * tree.def (CASE_LABEL_EXPR): Likewise.
870 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
873 * input.c (test_builtins): Fix an assertion.
875 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
877 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
880 (isinf<mode>2): Ditto.
882 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
884 * ggc-tests.c (test_finalization): Only test need_finalization_p
885 for GCC_VERSION >= 4003.
887 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
889 * config/s390/vecintrin.h: Fix file description in comment.
891 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
893 * config/s390/s390-builtin-types.def: Change builtin type naming
894 scheme to match builtin-types.def.
896 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
898 * fold-const.c (optimize_minmax_comparison): Remove.
899 (fold_comparison): Remove call to the above.
900 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
903 2016-06-13 Alan Hayward <alan.hayward@arm.com>
905 PR tree-optimization/71416
906 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
909 2016-06-13 Martin Liska <mliska@suse.cz>
911 * predict.c (enum predictor_reason): Prefix enum with REASON_.
912 (combine_predictions_for_insn): Likewise.
913 (prune_predictions_for_bb): Likewise.
914 (combine_predictions_for_bb): Likewise.
916 2016-06-13 Richard Biener <rguenther@suse.de>
918 PR tree-optimization/71505
919 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
920 assert match comment.
922 2016-06-13 Marek Polacek <polacek@redhat.com>
925 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
926 gimplify_switch_expr.
927 (warn_switch_unreachable_r): New function.
929 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
932 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
935 2016-06-13 Richard Biener <rguenther@suse.de>
938 * fold-const.c (fold_unary_loc): Preserve alignment when
939 folding a VIEW_CONVERT_EXPR into a MEM_REF.
941 2016-06-13 Martin Liska <mliska@suse.cz>
944 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
945 w/ -fsanitize=bounds.
947 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
949 * config/i386/i386.c (ix86_init_builtins): Calculate
950 FLOAT128_FTYPE_CONST_STRING function type only once.
951 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
952 built-in functions are available for x86-32 and x86-64 targets.
954 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
957 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
959 (FLOAT128_FTYPE_CONST_STRING): New function type.
960 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
961 [IX86_BUILTIN_NANSQ]: Ditto.
962 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
963 (ix86_init_builtin_types): Declare const_string_type_node.
964 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
966 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
967 * doc/extend.texi (x86 Built-in Functions): Document
968 __builtin_nanq and __builtin_nansq.
970 2016-06-11 Jiong Wang <jiong.wang@arm.com>
973 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
974 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
975 length for pop patterns.
976 (arm_attr_length_push_multi): Update comments.
977 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
979 (*pop_multiple_with_writeback_and_return): Likewise.
980 (*pop_multiple_with_return): Likewise.
982 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
985 * fold-const.c (optimize_bit_field_compare): Don't try to use
986 word_mode unconditionally for reading the bit field, look at
987 DECL_BIT_FIELD_REPRESENTATIVE instead.
989 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
992 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
995 2016-06-10 Jakub Jelinek <jakub@redhat.com>
998 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
999 without LABEL_DECL, set *handled_ops_p to false instead of true.
1001 2016-06-10 Martin Sebor <msebor@redhat.com>
1004 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
1005 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
1006 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
1008 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
1009 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
1010 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
1011 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
1012 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
1013 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
1014 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
1015 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
1017 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1019 * config/arm/arm.h (pool_vector_label,
1020 return_used_this_function): Remove.
1022 2016-06-10 Jeff Law <law@redhat.com>
1024 PR tree-optimization/71335
1025 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
1026 zero length paths here.
1027 (convert_and_register_jump_thread_path): Remove hacks related to
1028 duplicated blocks in the jump thread path.
1029 (fsm_find_control_statement_thread_paths): Avoid putting the same
1030 block on the thread path twice, but ensure the thread path is
1031 unchanged from the caller's point of view.
1033 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1035 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
1036 * predict.def (PRED_LOOP_BRANCH): Remove.
1038 2016-06-10 David Malcolm <dmalcolm@redhat.com>
1040 * Makefile.in (OBJS): Add ggc-tests.o.
1041 (GTFILES): Add ggc-tests.c.
1042 * ggc-tests.c: New file.
1043 * selftest-run-tests.c (selftest::run_tests): Call
1044 selftest::ggc_tests_c_tests.
1045 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
1047 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
1049 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
1051 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
1054 * varasm.c (place_block_symbol): Adjust alignment for asan protected
1055 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
1057 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1059 * profile.c: Include cfgloop.h.
1060 (branch_prob): Compute estimated number of iterations.
1061 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
1062 recompute estimate number of iterations from profile.
1064 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1067 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
1068 must be grouped on top of stack. Don't force early clobber
1069 on ordinary reg outputs.
1071 2016-06-10 Richard Biener <rguenther@suse.de>
1073 * targhooks.c (default_builtin_vectorization_cost): Adjust
1076 2016-06-10 Richard Biener <rguenther@suse.de>
1078 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
1079 to fold the RHS to a constant if possible.
1081 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1084 * tree-nested.c (convert_nonlocal_omp_clauses)
1085 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
1086 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
1087 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
1089 * gimplify.c (gimplify_adjust_omp_clauses): Discard
1091 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
1093 * omp-low.c (scan_sharing_clauses): Don't expect
1096 2016-06-10 Alan Hayward <alan.hayward@arm.com>
1098 PR tree-optimization/71407
1099 PR tree-optimization/71416
1100 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
1103 2016-06-10 Richard Biener <rguenther@suse.de>
1106 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
1108 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
1110 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
1112 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
1113 Jiong Wang <jiong.wang@arm.com>
1115 PR rtl-optimization/70751
1116 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
1117 spilled into memory.
1119 2016-06-09 Jonathan Yong <10walls@gmail.com>
1122 2015-09-21 Jonathan Yong <10walls@gmail.com>
1124 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
1125 sysroot/usr/lib/32api for additional win32 libraries,
1126 fixes failing Cygwin bootstrapping.
1128 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
1130 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
1133 2016-06-09 David Malcolm <dmalcolm@redhat.com>
1136 * pretty-print.c (pp_indent): Specify that %p is printed in a
1137 host-dependent manner.
1138 (test_pp_format): Remove the test for %p.
1140 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
1142 * config/mips/mips.c (mips_output_jump): Fix formatting.
1144 2016-06-09 Richard Biener <rguenther@suse.de>
1146 PR tree-optimization/71462
1147 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
1150 2016-06-09 Martin Liska <mliska@suse.cz>
1152 * predict.c (dump_prediction): Add new argument.
1153 (enum predictor_reason): New enum.
1154 (struct predictor_hash): New struct.
1155 (predictor_hash::hash): New function.
1156 (predictor_hash::equal): Likewise.
1157 (not_removed_prediction_p): New function.
1158 (prune_predictions_for_bb): Likewise.
1159 (combine_predictions_for_bb): Prune predictions.
1161 2016-06-09 Martin Liska <mliska@suse.cz>
1163 * predict.c (filter_predictions): New function.
1164 (remove_predictions_associated_with_edge): Use the filter
1166 (equal_edge_p): New function.
1168 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
1170 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
1171 Correct usage of @samp vs @option, add @samp where appropriate.
1172 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
1173 Add armv6s-m and document it, as it is no official ARM name.
1175 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1177 * ifcvt.c (struct noce_if_info): Add transform_name field.
1178 (noce_try_move): Set if_info->transform_name to the function name.
1179 (noce_try_ifelse_collapse): Likewise.
1180 (noce_try_store_flag): Likewise.
1181 (noce_try_inverse_constants): Likewise.
1182 (noce_try_store_flag_constants): Likewise.
1183 (noce_try_addcc): Likewise.
1184 (noce_try_store_flag_mask): Likewise.
1185 (noce_try_cmove): Likewise.
1186 (noce_try_cmove_arith): Likewise.
1187 (noce_try_minmax): Likewise.
1188 (noce_try_abs): Likewise.
1189 (noce_try_sign_mask): Likewise.
1190 (noce_try_bitop): Likewise.
1191 (noce_convert_multiple_sets): Likewise.
1192 (noce_process_if_block): Print if_info->transform_name to
1193 dump_file if transformation succeeded.
1195 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1197 * config/arm/cortex-a57.md (cortex_a57_alu):
1200 2016-06-08 Martin Sebor <msebor@redhat.com>
1201 Jakub Jelinek <jakub@redhat.com>
1205 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1206 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1207 * builtins.c: Include gimple-fold.h.
1208 (fold_builtin_arith_overflow): Handle
1209 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1210 (fold_builtin_3): Likewise.
1211 * doc/extend.texi (Integer Overflow Builtins): Document
1212 __builtin_{add,sub,mul}_overflow_p.
1214 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1216 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1217 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1219 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1221 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1222 Rewrite, looking one level down for records and arrays.
1224 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1226 * pretty-print.c: Include "selftest.h".
1227 (pp_format): Fix comment.
1228 (identifier_to_locale): Likewise.
1229 (selftest::test_basic_printing): New function.
1230 (selftest::assert_pp_format): New function.
1231 (selftest::test_pp_format): New function.
1232 (selftest::pretty_print_c_tests): New function.
1233 * selftest-run-tests.c (selftest::run_tests): Call
1234 selftest::pretty_print_c_tests.
1235 * selftest.h (pretty_print_c_tests): New declaration.
1237 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1239 * invoke.texi (max-loop-headers-insns): Document.
1240 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1241 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1242 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1244 2016-06-08 Richard Biener <rguenther@suse.de>
1246 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1247 on strided SLP loads and fall back to scalar loads in case
1248 we can't chunk them.
1250 2016-06-08 Richard Biener <rguenther@suse.de>
1252 PR tree-optimization/71452
1253 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1254 type used for the SSA rewrite has enough precision to cover
1255 the dynamic type of the location.
1257 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1258 Richard Biener <rguenther@suse.de>
1261 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1262 the same as DECL_P (base0) for indirect_base0. Use equality_code
1263 in one further place.
1265 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1267 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1268 to one word if the field is known to overlap other words.
1269 (extract_bit_field_1): Likewise.
1270 (store_split_bit_field): Remove compensating code.
1271 (extract_split_bit_field): Likewise.
1273 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1277 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1279 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1281 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1283 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1284 (arch64_addpv4sf): Delete.
1285 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1286 "gen_aarch64_addpv4sf".
1287 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1289 (vpadds_f32): Likewise.
1290 (vpaddq_f32): Likewise.
1291 (vpaddq_f64): Likewise.
1293 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1295 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1297 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1298 to VALLF. Rename to "fabd<mode>3".
1299 "*fabd_scalar<mode>3): Delete.
1300 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1302 (vabdd_f64): Likewise.
1303 (vabd_f32): Likewise.
1304 (vabd_f64): Likewise.
1305 (vabdq_f32): Likewise.
1306 (vabdq_f64): Likewise.
1308 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1310 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1312 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1313 "aarch64_rsqrts<mode>".
1314 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1315 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1317 (vrsqrtsd_f64): Likewise.
1318 (vrsqrts_f32): Likewise.
1319 (vrsqrts_f64): Likewise.
1320 (vrsqrtsq_f32): Likewise.
1321 (vrsqrtsq_f64): Likewise.
1323 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1325 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1327 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1328 "aarch64_rsqrte<mode>".
1329 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1330 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1332 (vrsqrted_f64): Likewise.
1333 (vrsqrte_f32): Likewise.
1334 (vrsqrte_f64): Likewise.
1335 (vrsqrteq_f32): Likewise.
1336 (vrsqrteq_f64): Likewise.
1338 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1340 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1344 * config/aarch64/aarch64-simd.md
1345 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1346 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1347 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1349 (vcvt_n_f32_u32): Likewise.
1350 (vcvt_n_s32_f32): Likewise.
1351 (vcvt_n_u32_f32): Likewise.
1352 (vcvtq_n_f32_s32): Likewise.
1353 (vcvtq_n_f32_u32): Likewise.
1354 (vcvtq_n_f64_s64): Likewise.
1355 (vcvtq_n_f64_u64): Likewise.
1356 (vcvtq_n_s32_f32): Likewise.
1357 (vcvtq_n_s64_f64): Likewise.
1358 (vcvtq_n_u32_f32): Likewise.
1359 (vcvtq_n_u64_f64): Likewise.
1360 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1361 (VSDQ_SDI): Likewise.
1362 (fcvt_target): Support V4DI, V4SI and V2SI.
1363 (FCVT_TARGET): Likewise.
1365 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1367 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1368 (TYPES_BINOP_SUS): Likewise.
1369 (aarch64_simd_builtin_data): Update include file name.
1370 (aarch64_builtins): Likewise.
1371 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1372 for conversion between scalar float-point and fixed-point.
1376 * config/aarch64/aarch64.md
1377 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1378 pattern for conversion between scalar float to fixed-pointer.
1379 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1380 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1381 (UNSPEC_FCVTZU): Likewise.
1382 (UNSPEC_SCVTF): Likewise.
1383 (UNSPEC_UCVTF): Likewise.
1384 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1386 (vcvtd_n_f64_u64): Likewise.
1387 (vcvtd_n_s64_f64): Likewise.
1388 (vcvtd_n_u64_f64): Likewise.
1389 (vcvtd_n_f32_s32): Likewise.
1390 (vcvts_n_f32_u32): Likewise.
1391 (vcvtd_n_s32_f32): Likewise.
1392 (vcvts_n_u32_f32): Likewise.
1393 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1395 (FCVT_TARGET): Likewise.
1396 (FCVT_FIXED2F): New iterator.
1397 (FCVT_F2FIXED): Likewise.
1398 (fcvt_fixed_insn): New define_int_attr.
1400 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1402 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1403 some statements was removed.
1405 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1407 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1408 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1409 (vect_can_advance_ivs_p): likewise.
1410 (vect_update_ivs_after_vectorizer): likewise.
1411 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1412 (vect_analyze_scalar_cycles_1): likewise.
1413 (vect_analyze_loop_operations): likewise.
1414 (report_vect_op): likewise.
1415 (vect_is_slp_reduction): likewise.
1416 (vect_is_simple_reduction): likewise.
1417 (get_initial_def_for_induction): likewise.
1418 (vect_transform_loop): likewise.
1419 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1420 (vect_recog_sad_pattern): likewise.
1421 (vect_recog_widen_sum_pattern): likewise.
1422 (vect_recog_widening_pattern): likewise.
1423 (vect_recog_divmod_pattern): likewise.
1424 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1425 (vect_analyze_slp_instance): likewise.
1426 (vect_transform_slp_perm_load): likewise.
1427 (vect_schedule_slp_instance): likewise.
1429 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1431 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1432 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1433 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1434 (PRED_LOOP_BRANCH): Document predictor as broken.
1435 (PRED_LOOP_EXIT): Change hitrate 91->92.
1436 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1437 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1438 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1439 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1440 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1441 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1442 (PRED_CALL): Chane hitrate 71->67.
1443 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1444 (PRED_GOTO): Document as unused right now.
1445 (PRED_CONST_RETURN): Change hitrate 67->69
1446 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1447 (PRED_NULL_RETURN): Change hitrate 91->90.
1448 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1449 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1450 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1452 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1454 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1455 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1456 special case Altivec builtin.
1457 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1458 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1459 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1460 code for ALTIVEC_BUILTIN_VEC_MUL.
1461 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1462 for __builtin_vec_mul.
1464 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1466 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1469 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1471 * spellcheck.c (selftest::test_find_closest_string): New function.
1472 (spellcheck_c_tests): Call the above.
1474 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1476 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1478 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1480 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1481 Yv=Yv,C alternatives.
1483 2016-06-07 Richard Biener <rguenther@suse.de>
1486 * common.opt (ffast-math): Make Optimization.
1488 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1489 Prachi Godbole <prachi.godbole@imgtec.com>
1491 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1492 `fabs' and `fneg' type attributes.
1493 (p5600_fpu_fabs): Add `fmove' to the comment.
1495 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1497 * gimple.c: Include builtins.h
1498 (gimple_inexpensive_call_p): New function.
1499 * gimple.h (gimple_inexpensive_call_p): Declare.
1500 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1501 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1504 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1506 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1507 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1508 warning_at_rich_loc, warning_n, pedwarn, permerror,
1509 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1510 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1513 2016-06-07 Richard Biener <rguenther@suse.de>
1515 PR tree-optimization/71428
1516 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1517 BIT_FIELD_REF op vs. load.
1519 2016-06-07 Richard Biener <rguenther@suse.de>
1522 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1525 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1527 * config/pa/pa.md (call): Generate indirect long calls to non-local
1528 functions on TARGET_64BIT.
1529 (call_value): Likewise.
1531 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1533 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1534 pattern and subsequent splitters.
1535 (call_val_reg_64bit_post_reload): Likewise.
1537 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1540 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1541 propagate_op_to_single_use.
1543 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1546 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1548 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1550 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1551 (enum x86_dirflag_state): New enum.
1552 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1553 (machine_function): Remove needs_cld.
1554 (ix86_current_function_needs_cld): Remove.
1555 * config/i386/i386.c (ix86_set_func_type): Set
1556 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1557 (ix86_expand_prologue): Do not emit CLD here.
1558 (ix86_dirflag_mode_needed): New function.
1559 (ix86_dirflag_mode_entry): Ditto.
1560 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1561 (ix86_mode_after): Ditto.
1562 (ix86_mode_entry): Ditto.
1563 (ix86_mode_exit): Ditto.
1564 (ix86_emit_mode_set): Ditto.
1565 * config/i386/i386.md (strmov_singleop): Set
1566 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1567 Do not set ix86_current_function_needs_cld.
1569 (strset_singleop): Ditto.
1571 (cmpstrnqi_nz_1): Ditto.
1572 (cmpstrnqi_1): Ditto.
1573 (strlenqi_1): Ditto.
1575 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1577 PR tree-optimization/71259
1578 * tree-vect-slp.c (vect_get_constant_vectors): For
1579 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1580 one for constant op, and use COND_EXPR for non-constant.
1582 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1584 * Makefile.in (OBJS): Add function-tests.o,
1585 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1586 selftest-run-tests.o.
1587 (OBJS-libcommon): Add selftest.o.
1588 (OBJS-libcommon-target): Add selftest.o.
1589 (all.internal): Add "selftest".
1590 (all.cross): Likewise.
1591 (selftest): New phony target.
1592 (s-selftest): New target.
1593 (selftest-gdb): New phony target.
1594 (COLLECT2_OBJS): Add selftest.o.
1595 * bitmap.c: Include "selftest.h".
1596 (selftest::test_gc_alloc): New function.
1597 (selftest::test_set_range): New function.
1598 (selftest::test_clear_bit_in_middle): New function.
1599 (selftest::test_copying): New function.
1600 (selftest::test_bitmap_single_bit_set_p): New function.
1601 (selftest::bitmap_c_tests): New function.
1602 * common.opt (fself-test): New.
1603 * diagnostic-show-locus.c: Include "selftest.h".
1604 (make_range): New function.
1605 (test_range_contains_point_for_single_point): New function.
1606 (test_range_contains_point_for_single_line): New function.
1607 (test_range_contains_point_for_multiple_lines): New function.
1608 (assert_eq): New function.
1609 (test_get_line_width_without_trailing_whitespace): New function.
1610 (selftest::diagnostic_show_locus_c_tests): New function.
1611 * et-forest.c: Include "selftest.h".
1612 (selftest::test_single_node): New function.
1613 (selftest::test_simple_tree): New function.
1614 (selftest::test_disconnected_nodes): New function.
1615 (selftest::et_forest_c_tests): New function.
1616 * fold-const.c: Include "selftest.h".
1617 (selftest::assert_binop_folds_to_const): New function.
1618 (selftest::assert_binop_folds_to_nonlvalue): New function.
1619 (selftest::test_arithmetic_folding): New function.
1620 (selftest::fold_const_c_tests): New function.
1621 * function-tests.c: New file.
1622 * gimple.c: Include "selftest.h".
1623 Include "gimple-pretty-print.h".
1624 (selftest::verify_gimple_pp): New function.
1625 (selftest::test_assign_single): New function.
1626 (selftest::test_assign_binop): New function.
1627 (selftest::test_nop_stmt): New function.
1628 (selftest::test_return_stmt): New function.
1629 (selftest::test_return_without_value): New function.
1630 (selftest::gimple_c_tests): New function.
1631 * hash-map-tests.c: New file.
1632 * hash-set-tests.c: New file.
1633 * input.c: Include "selftest.h".
1634 (selftest::assert_loceq): New function.
1635 (selftest::test_accessing_ordinary_linemaps): New function.
1636 (selftest::test_unknown_location): New function.
1637 (selftest::test_builtins): New function.
1638 (selftest::test_reading_source_line): New function.
1639 (selftest::input_c_tests): New function.
1640 * rtl-tests.c: New file.
1641 * selftest-run-tests.c: New file.
1642 * selftest.c: New file.
1643 * selftest.h: New file.
1644 * spellcheck.c: Include "selftest.h".
1645 (selftest::levenshtein_distance_unit_test_oneway): New function,
1646 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1647 (selftest::levenshtein_distance_unit_test): Likewise.
1648 (selftest::spellcheck_c_tests): Likewise.
1649 * toplev.c: Include selftest.h.
1650 (toplev::run_self_tests): New.
1651 (toplev::main): Handle -fself-test.
1652 * toplev.h (toplev::run_self_tests): New.
1653 * tree.c: Include "selftest.h".
1654 (selftest::test_integer_constants): New function.
1655 (selftest::test_identifiers): New function.
1656 (selftest::test_labels): New function.
1657 (selftest::tree_c_tests): New function.
1658 * tree-cfg.c: Include "selftest.h".
1659 (selftest::push_fndecl): New function.
1660 (selftest::test_linear_chain): New function.
1661 (selftest::test_diamond): New function.
1662 (selftest::test_fully_connected): New function.
1663 (selftest::tree_cfg_c_tests): New function.
1664 * vec.c: Include "selftest.h".
1665 (selftest::safe_push_range): New function.
1666 (selftest::test_quick_push): New function.
1667 (selftest::test_safe_push): New function.
1668 (selftest::test_truncate): New function.
1669 (selftest::test_safe_grow_cleared): New function.
1670 (selftest::test_pop): New function.
1671 (selftest::test_safe_insert): New function.
1672 (selftest::test_ordered_remove): New function.
1673 (selftest::test_unordered_remove): New function.
1674 (selftest::test_block_remove): New function.
1675 (selftest::reverse_cmp): New function.
1676 (selftest::test_qsort): New function.
1677 (selftest::vec_c_tests): New function.c.
1678 * wide-int.cc: Include selftest.h and wide-int-print.h.
1679 (selftest::from_int <wide_int>): New function.
1680 (selftest::from_int <offset_int>): New function.
1681 (selftest::from_int <widest_int>): New function.
1682 (selftest::assert_deceq): New function.
1683 (selftest::assert_hexeq): New function.
1684 (selftest::test_printing <VALUE_TYPE>): New function template.
1685 (selftest::test_ops <VALUE_TYPE>): New function template.
1686 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1687 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1689 (selftest::wide_int_cc_tests): New function.
1691 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1694 * ifcvt.c (noce_try_ifelse_collapse): New function.
1696 (noce_process_if_block): Call noce_try_ifelse_collapse.
1697 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1698 (simplify_ternary_operation): Use the above to simplify
1699 conditional CLZ/CTZ expressions.
1701 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1704 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1705 define_insn_and_split.
1707 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1710 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1712 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1715 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1716 Implicitly clobber memory for basic asm with non-empty assembler
1717 string. Use targetm.md_asm_adjust also here.
1718 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1719 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
1720 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
1721 non-empty assembler string.
1722 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
1723 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
1724 (decode_asm_operands): Handle basic asm in PARALLEL block.
1725 (extract_insn): Handle basic asm in PARALLEL block.
1726 * doc/extend.texi: Mention new behavior of basic asm.
1727 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
1728 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
1729 branch_needs_nop_p): Use asm_noperands.
1731 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1733 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
1734 Include the M7 SPARC DFA scheduler.
1735 New attribute v3pipe.
1736 Annotate insns with v3pipe where appropriate.
1737 Define cpu_feature vis4.
1738 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
1739 Add (V8QI "8") to vbits.
1740 Add insns {add,sub}v8qi3
1741 Add insns ss{add,sub}v8qi3
1742 Add insns us{add,sub}{v8qi,v4hi}3
1743 Add insns {min,max}{v8qi,v4hi,v2si}3
1744 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
1745 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
1746 * config/sparc/niagara4.md: Add a comment explaining the
1747 discrepancy between the documented latenty numbers and the
1749 * config/sparc/niagara7.md: New file.
1750 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
1751 supports SPARC5 and VIS 4.0 instructions.
1752 * configure: Regenerate.
1753 * config.in: Likewise.
1754 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
1755 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
1756 TARGET_CPU_niagara7.
1757 (ASM_CPU64_DEFAULT_SPEC): Likewise.
1758 (CPP_CPU_SPEC): Handle niagara7.
1759 (ASM_CPU_SPEC): Likewise.
1760 * config/sparc/sparc-opts.h (processor_type): Add
1762 (mvis4): New option.
1763 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
1764 (AS_NIAGARA7_FLAG): Define.
1765 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
1766 (CPP_CPU64_DEFAULT_SPEC): Likewise.
1767 (CPP_CPU_SPEC): Handle niagara7.
1768 (ASM_CPU_SPEC): Likewise.
1769 * config/sparc/sparc.c (niagara7_costs): Define.
1770 (sparc_option_override): Handle niagara7 and adjust cache-related
1771 parameters with better values for niagara cpus. Also support VIS4.
1772 (sparc32_initialize_trampoline): Likewise.
1773 (sparc_use_sched_lookahead): Likewise.
1774 (sparc_issue_rate): Likewise.
1775 (sparc_register_move_cost): Likewise.
1776 (dump_target_flag_bits): Support VIS4.
1777 (sparc_vis_init_builtins): Likewise.
1778 (sparc_builtins): Likewise.
1779 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
1781 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
1783 * config/sparc/sparc.opt (sparc_processor_type): New value
1785 * config/sparc/visintrin.h (__attribute__): Prototypes for the
1787 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
1789 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
1792 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
1794 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
1796 2016-06-06 Richard Biener <rguenther@suse.de>
1798 PR tree-optimization/71398
1799 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
1802 2016-06-05 James Bowman <james.bowman@ftdichip.com>
1804 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
1805 ft32_expand_prolog, ft32_expand_epilogue):
1806 Handle pretend_args.
1807 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
1808 * config/ft32/ft32.md: Add pretend_returner.
1810 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
1813 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1814 Copy op1 RTX to avoid invalid sharing.
1815 (ix86_expand_vector_move_misalign): Ditto.
1817 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
1819 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
1822 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1824 * predict.c (predicted_by_loop_heuristics_p): New function.
1825 (predict_iv_comparison): Use it.
1826 (predict_loops): Walk from innermost loops; do not predict edges
1827 leaving multiple loops multiple times; implement
1828 PRED_LOOP_ITERATIONS_MAX heuristics.
1829 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
1831 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1833 * cfg.c (check_bb_profile): Do not report mismatched profiles when
1834 only edges out of BB are EH edges.
1836 2016-06-04 Martin Sebor <msebor@redhat.com>
1837 Marcin Baczyński <marbacz@gmail.com>
1840 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
1841 a void expression in a void function.
1843 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1845 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
1846 aux; dump reasons of decisions.
1847 (should_duplicate_loop_header_p): Likewise.
1848 (do_while_loop_p): Likewise.
1849 (ch_base::copy_headers): Dump asi num insns duplicated.
1851 2016-06-04 Jakub Jelinek <jakub@redhat.com>
1853 PR tree-optimization/71405
1854 * tree-ssa.c (execute_update_addresses_taken): For clobber with
1855 incompatible type, build a new clobber with the right type instead
1856 of building a VIEW_CONVERT_EXPR around it.
1858 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1860 PR tree-optimization/52171
1861 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
1862 by_pieces_ninsns instead of move_by_pieces_ninsns.
1864 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1866 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
1867 for reg+reg addressing mode.
1869 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1871 * rs6000-c.c (c/c-tree.h): Add #include.
1872 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
1873 in C++ when found in the base position of vec_ld or vec_st.
1875 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1877 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
1878 use of profile unless profile status is PROFILE_READ.
1879 * profile.c (compute_branch_probabilities): Set profile status
1880 only after reporting predictor hitrates.
1882 2016-06-03 Joseph Myers <joseph@codesourcery.com>
1886 * common.opt (ffp-int-builtin-inexact): New option.
1887 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
1888 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
1889 (ceil@var{m}2): Document dependence on this option.
1890 * ipa-inline-transform.c (inline_call): Handle
1891 flag_fp_int_builtin_inexact.
1892 * ipa-inline.c (can_inline_edge_p): Likewise.
1893 * config/i386/i386.md (rintxf2): Do not test
1894 flag_unsafe_math_optimizations.
1895 (rint<mode>2_frndint): New define_insn.
1896 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
1897 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
1898 for 387 instead of extending and truncating.
1899 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
1900 !flag_trapping_math instead of flag_unsafe_math_optimizations.
1901 Change to frndint<mode>2_<rounding>.
1902 (frndintxf2_<rounding>_i387): Likewise. Change to
1903 frndint<mode>2_<rounding>_i387.
1904 (<rounding_insn>xf2): Likewise.
1905 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
1906 !flag_trapping_math instead of flag_unsafe_math_optimizations for
1907 x87. Test TARGET_ROUND || !flag_trapping_math ||
1908 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
1909 SSE. Use ROUND_NO_EXC in constant operand of
1910 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
1911 for 387 instead of extending and truncating.
1913 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
1914 Julia Koval <julia.koval@intel.com>
1926 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
1927 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
1928 all registers, except for function return registers if there are
1929 no caller-saved registers.
1930 (ix86_set_func_type): New function.
1931 (ix86_set_current_function): Call ix86_set_func_type to set
1932 no_caller_saved_registers and func_type. Call reinit_regs if
1933 caller-saved registers are changed. Don't allow MPX, SSE, MMX
1934 nor x87 instructions in interrupt handler nor function with
1935 no_caller_saved_registers attribute.
1936 (ix86_function_ok_for_sibcall): Return false if there are no
1937 caller-saved registers.
1938 (type_natural_mode): Don't warn ABI change for MMX in interrupt
1940 (ix86_function_arg_advance): Skip for callee in interrupt handler.
1941 (ix86_function_arg): Return special arguments in interrupt handler.
1942 (ix86_promote_function_mode): Promote pointer to word_mode only
1943 for normal functions.
1944 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
1946 (ix86_epilogue_uses): New function.
1947 (ix86_hard_regno_scratch_ok): Likewise.
1948 (ix86_save_reg): Preserve all registers in interrupt handler
1949 after reload. Preserve all registers, except for function return
1950 registers, if there are no caller-saved registers after reload.
1951 (find_drap_reg): Always use callee-saved register if there are
1952 no caller-saved registers.
1953 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
1954 for interrupt handler.
1955 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
1956 Emit cld instruction if stringops are used in interrupt handler
1957 or interrupt handler isn't a leaf function.
1958 (ix86_expand_epilogue): Generate interrupt return for interrupt
1959 handler and pop the 'ERROR_CODE' off the stack before interrupt
1960 return in exception handler.
1961 (ix86_expand_call): Disallow calling interrupt handler directly.
1962 If there are no caller-saved registers, mark all registers that
1963 are clobbered by the call which returns as clobbered.
1964 (ix86_handle_no_caller_saved_registers_attribute): New function.
1965 (ix86_handle_interrupt_attribute): Likewise.
1966 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
1968 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
1969 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
1970 accumulation in interrupt function if stack may be realigned to
1972 (EPILOGUE_USES): New.
1973 (function_type): New enum.
1974 (machine_function): Add func_type and no_caller_saved_registers.
1975 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
1976 (interrupt_return): New pattern.
1977 * doc/extend.texi: Document x86 interrupt and
1978 no_caller_saved_registers attributes.
1980 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
1982 PR tree-optimization/52171
1983 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
1984 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
1985 Look for constant strings. Move some code to emit_block_cmp_hints
1987 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
1988 * defaults.h (COMPARE_MAX_PIECES): New macro.
1989 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
1990 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
1991 (clear_by_pieces_1): Don't declare. Move definition before use.
1992 (can_do_by_pieces): New static function.
1993 (can_move_by_pieces): Use it. Return bool.
1994 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
1995 OP. All callers changed. Handle COMPARE_BY_PIECES.
1996 (class pieces_addr); New.
1997 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
1998 pieces_addr::adjust, pieces_addr::increment_address,
1999 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
2001 (class op_by_pieces_d): New.
2002 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
2004 (class move_by_pieces_d, class compare_by_pieces_d,
2005 class store_by_pieces_d): New subclasses of op_by_pieces_d.
2006 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
2007 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
2008 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
2009 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
2010 compare_by_pieces_d::finish_mode): New member functions.
2011 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
2013 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
2014 (emit_block_cmp_hints): New function.
2015 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
2016 use the newly defined classes.
2017 * expr.h (by_pieces_constfn): New typedef.
2018 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
2019 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
2020 (move_by_pieces_ninsns): Don't declare.
2021 (can_move_by_pieces): Change return value to bool.
2022 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
2023 (compare_by_pieces_branch_ratio): New hook.
2024 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
2025 (by_pieces_ninsns): Declare.
2026 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
2028 (default_compare_by_pieces_branch_ratio): New function.
2029 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
2030 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
2031 * doc/tm.texi: Regenerate.
2032 * tree-ssa-strlen.c: Include "builtins.h".
2033 (handle_builtin_memcmp): New static function.
2034 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
2035 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
2037 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2039 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
2040 relevant stmts which are simple and invariant.
2041 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
2042 instead of simple and invariant
2044 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2046 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
2047 (vectorizable_reduction): Check for new relevant state.
2048 (vectorizable_live_operation): vectorize live stmts using
2049 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
2050 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
2051 (vect_stmt_relevant_p): Check for stmts which are only used live.
2052 (process_use): Use of a stmt does not inherit it's live value.
2053 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
2054 (vect_analyze_stmt): Check for new relevant state.
2055 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
2056 outside the loop, but not inside it.
2058 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2060 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
2061 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
2062 (vect_get_vec_def_for_operand): Split out code.
2064 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
2066 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
2068 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2070 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
2072 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2074 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
2076 2016-06-03 Jakub Jelinek <jakub@redhat.com>
2079 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
2080 to noreturn e->callee->decl that has void return type and void
2081 arguments, adjust gimple_call_fntype and remove lhs even if it had
2082 previously addressable type.
2084 2016-06-02 Jeff Law <law@redhat.com>
2086 PR tree-optimization/71328
2087 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
2088 error when checking for a jump back onto the copied path.
2090 2016-06-02 David Malcolm <dmalcolm@redhat.com>
2092 * config/microblaze/microblaze.c (get_branch_target): Add return
2093 NULL_RTX for the non-CALL_P case.
2094 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
2095 (insert_wic): Remove unused local "j".
2097 2016-06-02 Martin Liska <mliska@suse.cz>
2099 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
2101 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
2102 Julia Koval <julia.koval@intel.com>
2104 * function.c (assign_parm_setup_stack): Force source into a
2106 * target.def (function_incoming_arg): Update documentation to
2107 allow arbitrary address computation based on hard register.
2108 * doc/tm.texi: Regenerated.
2110 2016-06-02 Martin Liska <mliska@suse.cz>
2112 * predict.c (combine_predictions_for_bb): Fix first match in
2113 cases where a first predictor contains more than one occurence
2114 in list of predictors. Take the best value in such case.
2116 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2118 PR rtl-optimization/71295
2119 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
2120 offset would go over the size of the inner mode reject it.
2122 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2124 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
2125 x=x,x and v=v,m instead of x=x,m.
2127 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
2128 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
2129 alternative to v=rm,C.
2131 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
2132 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
2133 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
2134 instead of vex for the last two above mentioned alternatives.
2136 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2139 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
2141 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
2143 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
2145 2016-06-01 David Malcolm <dmalcolm@redhat.com>
2147 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
2148 from int to unsigned.
2150 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2152 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
2153 alternatives, eliminating preferred register class. Add support
2154 for the MTVSRDD instruction in ISA 3.0.
2155 (vsx_splat_v4si_internal): Use splat_input_operand instead of
2156 reg_or_indexed_operand.
2157 (vsx_splat_v4sf_internal): Likewise.
2159 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2162 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2163 for loading up all 0's or all 1's.
2165 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
2167 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2169 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
2171 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
2173 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2174 * gcc.c (set_source_date_epoch_envvar): New function, sets
2175 the SOURCE_DATE_EPOCH environment variable to the current time.
2177 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2179 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2180 the factor for live Phi nodes.
2182 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2184 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2185 * tree-parloops.c (parallelize_loops): likewise.
2186 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2187 tree_unswitch_outer_loop): likewise.
2189 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2192 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2193 around creation of the temporary.
2195 2016-06-01 Richard Biener <rguenther@suse.de>
2197 PR tree-optimization/71366
2198 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2199 (unloop_loops): Move removing edges here ...
2200 (try_unroll_loop_completely): ... from here.
2201 (try_peel_loop): ... and here.
2202 (tree_unroll_loops_completely_1): Track parent loops via
2203 bitmap of header BBs.
2204 (tree_unroll_loops_completely): Adjust for that.
2206 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2208 * config/rs6000/altivec.h (vec_slv): New macro.
2209 (vec_srv): New macro.
2210 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2211 (UNSPEC_VSRV): New value.
2214 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2215 (vsrv): New builtin definition.
2216 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2217 define argument types for new builtin.
2218 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2220 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2223 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2224 Jocelyn Mayer <l_indien@magic.fr>
2227 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2228 detect processor family for signature_CENTAUR_ebx.
2229 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2230 signature_CENTAUR_ebx.
2231 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2232 <default>: Pass x86-64 for has_longmode.
2234 2016-06-01 Nathan Sidwell <nathan@acm.org>
2236 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2239 2016-06-01 Richard Biener <rguenther@suse.de>
2241 PR tree-optimization/71261
2242 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2243 of stmts successfully put in the bool pattern. Remove
2244 single-use restriction.
2245 (adjust_bool_pattern_cast): Add cast at the use site via the
2246 pattern def sequence.
2247 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2248 of patterned defs. Use the pattern def seqence instead of
2249 multiple independent patterns.
2250 (sort_after_uid): New qsort compare function.
2251 (adjust_bool_stmts): New function to process stmts in the bool
2252 pattern in IL order.
2253 (vect_recog_bool_pattern): Adjust.
2254 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2255 (ifcvt_walk_pattern_tree): Likewise.
2256 (stmt_is_root_of_bool_pattern): Likewise.
2257 (ifcvt_repair_bool_pattern): Likewise.
2258 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2260 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2262 * loop-unroll.c (decide_unroll_constant_iterations,
2263 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2264 likely upper bounds.
2265 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2267 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2269 * tree-core.h (enum omp_clause_code): Remove
2270 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2272 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2274 * config/arm/sync.md (arm_store_exclusive<mode>):
2275 Use 'H' output modifier on operands[2] rather than creating a new
2276 entry in out-of-bounds memory of the operands array.
2277 (arm_store_release_exclusivedi): Likewise.
2279 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2281 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2282 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2283 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2284 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2286 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2288 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2289 into account live statements for mask producers.
2291 2016-06-01 Richard Biener <rguenther@suse.de>
2293 PR tree-optimization/71311
2294 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2295 restrict to non-INTEGER_CST @0.
2297 2016-06-01 Richard Biener <rguenther@suse.de>
2299 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2300 (relational patterns): Use :c to avoid pattern duplications.
2302 2016-06-01 Richard Biener <rguenther@suse.de>
2304 * genmatch.c (comparison_code_p): New predicate.
2305 (swap_tree_comparison): New function.
2306 (commutate): Add for_vec parameter to append new for entries.
2307 Support commutating relational operators by swapping it alongside
2309 (lower_commutative): Adjust.
2310 (dt_simplify::gen): Do not pass artificial operators to gen
2312 (decision_tree::gen): Do not add artificial operators as parameters.
2313 (parser::parse_expr): Verify operator commutativity when :c is
2314 applied. Allow :C to override this.
2315 * match.pd: Adjust patterns to use :C instead of :c where required.
2317 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2319 PR tree-optimization/71077
2320 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2321 the combining step, use boolean_false_node and boolean_true_node
2322 as the designated false/true return values.
2324 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2326 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2327 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2328 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2331 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2333 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2334 of flags impliying the register renaming.
2335 * toplev.c (process_options): Do not imply flag_rename_registers with
2338 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2340 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2341 default implementation.
2343 2016-05-31 Nathan Sidwell <nathan@acm.org>
2345 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2347 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2349 * config/sh/constraints.md (b): Remove constraint.
2350 * config/sh/predicates.md (arith_reg_operand): Remove
2352 * config/sh/sh-modes.def (PDI): Remove.
2353 * config/sh/sh.c (sh_target_reg_class,
2354 sh_optimize_target_register_callee_saved): Remove functions.
2355 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2356 (sh_expand_epilogue): Update comment.
2357 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2358 sh_secondary_reload): Remove TARGET_REGS related code.
2359 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2360 TARGET_REGISTER_P): Remove macros.
2361 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2362 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2363 TR1_REG, TR2_REG): Remove constants.
2364 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2366 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2368 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2369 define_expand patterns.
2370 (adddi3_compact): Rename to adddi3.
2371 (subdi3_compact): Rename to subdi3.
2372 (*negdi2): Rename to negdi2.
2373 (*abs<mode>2): Rename to abs<mode>2.
2375 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2377 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2378 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2379 (atomic_sub_fetchsi): ... this new pattern.
2380 (mvtc): Add CC_REG clobber.
2382 2016-05-31 Marek Polacek <polacek@redhat.com>
2384 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2386 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2388 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2389 aarch64_fusion_enabled_p to check for fusion capabilities.
2391 2016-05-31 Richard Biener <rguenther@suse.de>
2393 PR tree-optimization/71352
2394 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2395 minus one and a negate.
2397 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2399 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2400 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2402 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2403 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2404 Remove use of aarch64_simd_attr_length_move, set length attribute
2406 (*aarch64_be_movoi): Likewise.
2407 (*aarch64_be_movci): Likewise.
2408 (*aarch64_be_movxi): Likewise.
2410 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2412 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2413 It no longer does that.
2414 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2416 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2418 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2419 attribute __unused__.
2421 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2423 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2424 * config/arm/arm.c (arm_arch_thumb1): Define.
2425 (arm_option_override): Initialize arm_arch_thumb1.
2426 * config/arm/arm.h (arm_arch_thumb1): Declare.
2427 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2428 support Thumb-1 ISA.
2430 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2433 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2434 `Yv' for scalar operand.
2436 2016-05-31 Tom de Vries <tom@codesourcery.com>
2438 PR tree-optimization/69068
2439 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2440 phis with more than two args.
2442 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2444 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2445 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2448 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2450 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2452 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2454 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2455 cpu_32, cpu_64, tune_32 and tune_64.
2456 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2458 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2460 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2462 2016-05-30 Andi Kleen <ak@linux.intel.com>
2464 * auto-profile.c (read_profile): Replace asserts with errors
2465 when file does not exist.
2466 * gcov-io.c (gcov_read_words): Dito.
2468 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2470 * tree-cfg.c (print_loop): Print likely upper bounds.
2472 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2474 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2475 * opts.c (default_options): Enable peel loops at -O3.
2476 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2477 (try_peel_loop): Do not re-peel already peeled loops;
2478 use likely upper bounds; fix profile updating.
2479 (pass_complete_unroll::execute): Initialize peeled_loops.
2481 2016-05-30 Martin Liska <mliska@suse.cz>
2483 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2484 computed costs by frequency of BB they belong to.
2485 (get_scaled_computation_cost_at): New function.
2487 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2488 Marc Glisse <marc.glisse@inria.fr>
2490 PR tree-optimization/71289
2491 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2493 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2495 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2497 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2499 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2500 for peeled copies; avoid underflow when updating estimates; correctly
2503 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2505 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2506 r236875. Corrected oe3 to oe2 as obvious.
2508 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2512 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2513 that inserted stmt will not dominate stmts that defines its operand.
2514 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2515 (rewrite_expr_tree_parallel): Likewise.
2517 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2520 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2521 all fields including stmt_to_insert are swapped.
2523 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2525 * predict.h (force_edge_cold): Declare.
2526 * predict.c (force_edge_cold): New function.
2527 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2529 (canonicalize_loop_induction_variables): Fix formating.
2531 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2533 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2534 (visium_expand_copysign): Use gen_int_mode directly.
2535 (visium_compute_frame_size): Minor tweaks.
2537 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2539 * tree-vect-loop.c (vect_analyze_loop_2): Use
2540 likely_max_stmt_executions_int.
2542 2016-05-30 Tom de Vries <tom@codesourcery.com>
2544 PR tree-optimization/69067
2545 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2547 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2550 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2551 New peepholes to remove unneeded fild/fistp pairs.
2552 (define_peephole2 atomic_loaddi_fpu): Ditto.
2554 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2556 * predict.c (maybe_hot_frequency_p): Avoid division.
2558 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2560 * doc/install.texi: Use https for shop.fsf.org.
2562 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2564 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2565 likely_max_stmt_executions_int.
2567 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2569 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2570 likely_max_stmt_executions_int.
2572 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2574 * profile.c (compute_branch_probabilities): Do not report hitrates
2576 (branch_prob): Report hitrates here.
2577 * predict.c (gimple_predict_edge): Do not assert profile status;
2578 fix formatting issues.
2580 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2582 * predict.c (edge_predicted_by_p): New function.
2583 (predict_paths_for_bb): Do not put multiple predictions of the same type
2586 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2588 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2591 2016-05-28 Alan Modra <amodra@gmail.com>
2593 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2595 2016-05-28 Alan Modra <amodra@gmail.com>
2597 PR rtl-optimization/71275
2598 * ira.c (ira): Free dominance info.
2600 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2602 * doc/sourcebuild.texi: New address for upstream Go repository.
2604 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2606 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2607 (TARGET_ARM_V7M): Likewise.
2609 2016-05-26 Jeff Law <law@redhat.com>
2611 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2612 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2613 * passes.def: Add jump threading passes before DOM/VRP.
2614 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2615 argument to a basic block from an edge. Remove tests which are
2617 (pass_data_thread_jumps, class pass_thread_jumps): New.
2618 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2619 (make_pass_thread_jumps): Likewise.
2620 * tree-pass.h (make_pass_thread_jumps): Declare.
2622 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2624 * config/visium/visium-protos.h (split_double_move): Rename into...
2625 (visium_split_double_move): ...this.
2626 (visium_split_double_add): Declare.
2627 * config/visium/visium.c (split_double_move): Rename into...
2628 (visium_split_double_move): ...this.
2629 (visium_split_double_add): New function.
2630 (visium_expand_copysign): Renumber operands for consistency.
2631 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2632 (DFmode move splitter): Likewise.
2633 (*addi3_insn): Split by means of visium_split_double_add.
2634 (*adddi3_insn_flags): Delete.
2635 (*plus_plus_sltu<subst_arith>): New insn.
2636 (*subdi3_insn): Split by means of visium_split_double_add.
2637 (subdi3_insn_flags): Delete.
2638 (*minus_minus_sltu<subst_arith>): New insn.
2639 (*negdi2_insn): Split by means of visium_split_double_add.
2640 (*negdi2_insn_flags): Delete.
2642 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2644 * configure.ac: Treat a --with-headers option without argument
2645 the same as the default (i.e. consult sys-include directory).
2646 * configure: Regenerate.
2648 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2650 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2651 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2653 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2654 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2656 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2659 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2660 tree-stdarg analysis results.
2661 (aarch64_setup_incoming_varargs): Likewise.
2663 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2665 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2666 va_list_gpr_counter_field and va_list_fpr_counter_field.
2668 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2671 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2672 * config/aarch64/aarch64.c
2673 (aarch64_cannot_change_mode_class): Remove function.
2674 * config/aarch64/aarch64-protos.h
2675 (aarch64_cannot_change_mode_class): Remove.
2677 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2679 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2680 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2681 get_likely_max_loop_iterations_int): New.
2682 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2683 any_likely_upper_bound.
2684 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2686 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2687 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2689 (unroll_loop_constant_iterations): Likewise.
2690 (unroll_loop_runtime_iterations): Likewise.
2691 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2692 * lto-streamer-out.c (output_cfg): Likewise.
2693 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2695 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2696 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2697 (likely_max_loop_iterations): New.
2698 (likely_max_loop_iterations_int): New.
2699 (likely_max_stmt_executions): New.
2700 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2701 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2702 likely_max_stmt_executions): Declare.
2704 2016-05-27 Marek Polacek <polacek@redhat.com>
2707 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2709 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2711 * config/s390/s390.md (2x risbg splitters): Use
2712 reg_overlap_mentioned_p instead of rtx_equal_p.
2714 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2716 * combine.c (make_compound_operation): Take known zero bits into
2717 account when checking for possible zero_extend.
2719 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2721 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
2722 Use const_int_operand for operand 2 predicate. Simplify expand code
2725 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
2728 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
2731 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2733 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
2734 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
2735 that returns CC_SESWPmode and CC_ZESWPmode.
2736 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
2738 (aarch64_rtx_costs): Likewise.
2740 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2742 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2743 for ISA 3.0 min/max support.
2744 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2745 conditional move support.
2746 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2747 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2749 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2750 conditional moves where the comparison type is different from move
2752 (fp_minmax): New code iterator for smin/smax.
2753 (minmax): New code attributes for min/max.
2754 (SMINMAX): Likewise.
2755 (smax<mode>3): Combine min, max insns into one insn using the
2756 fp_minmax code iterator. Add support for ISA 3.0 min/max
2757 instructions that don't need -ffast-math.
2758 (s<minmax><mode>3): Likewise.
2759 (smax<mode>3_vsx): Likewise.
2760 (smin<mode>3): Likewise.
2761 (s<minmax><mode>3_vsx): Likewise.
2762 (smin<mode>3_vsx): Likewise.
2763 (pre-VSX min/max splitters): Likewise.
2764 (s<minmax><mode>3_fpr): Likewise.
2765 (movsfcc): Rewrite floating point conditional moves to combine
2766 SFmode/DFmode into a single insn.
2767 (mov<mode>cc): Likewise.
2768 (movdfcc): Likewise.
2769 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
2770 SFDF2 iterators to handle all combinations.
2771 (fseldfsf4): Likewise.
2772 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
2773 (fseldfdf4): Likewise.
2774 (fselsfdf4): Likewise.
2775 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
2776 comparison instructions that set a 0/-1 mask, and use it for
2777 floating point conditional move via XXSEL.
2778 (fpmask<mode>): Likewise.
2779 (xxsel<mode>): Likewise.
2780 * config/rs6000/predicates.md (min_max_operator): Delete, no
2782 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
2783 instructions that generate a 0/-1 mask for use with XXSEL.
2784 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
2785 say whether floating point min/max is available, either through
2786 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
2787 (TARGET_MINMAX_DF): Likewise.
2789 2016-05-27 Alan Modra <amodra@gmail.com>
2791 PR rtl-optimization/71275
2792 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
2793 for update_equiv_regs and combine_and_move_insns.
2795 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
2797 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
2798 if_then_else or cond RTXes to calculate attribute value.
2799 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
2800 <attr "length_immediate>: Ditto.
2801 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
2802 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
2803 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
2804 <attr "type">: Ditto.
2805 <attr "prefix_data16">: Ditto.
2806 <attr "prefix_extra">: Ditto.
2807 <attr "length_immediate">: Ditto.
2808 <attr "prefix">: Ditto.
2809 (vec_set<mode>_0) <attr "isa">: Ditto.
2810 <attr "prefix_extra">: Ditto.
2811 <attr "length_immediate">: Ditto.
2812 <attr "prefix">: Ditto.
2813 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
2814 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
2815 (sse2_storelpd) <attr "prefix_data16">: Ditto.
2816 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
2817 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
2818 <attr "length_immediate">: Ditto.
2819 <attr "prefix">: Ditto.
2820 (sse2_movsd) <attr "length_immediate">: Ditto.
2821 <attr "prefix">: Ditto.
2822 (vec_concatv2df) <attr "isa">: Ditto.
2823 <attr "prefix">: Ditto.
2824 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
2825 (*vec_extractv2di_1) <attr "isa">: Ditto.
2826 <attr "type">: Ditto.
2827 <attr "length_immediate">: Ditto.
2828 <attr "prefix_rex">: Ditto.
2829 <attr "prefix_extra">: Ditto.
2830 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
2831 <attr "prefix_extra">: Ditto.
2832 <attr "length_immediate">: Ditto.
2833 (vec_concatv2di) <attr "isa">: Ditto.
2834 <attr "prefix_extra">: Ditto.
2835 <attr "length_immediate">: Ditto.
2836 <attr "prefix">: Ditto.
2838 2016-05-26 Martin Liska <mliska@suse.cz>
2840 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
2842 (operator+): Likewise.
2843 (operator-): Likewise.
2844 (comp_cost::operator+=): Likewise.
2845 (comp_cost::operator-=): Likewise.
2846 (comp_cost::operator/=): Likewise.
2847 (comp_cost::operator*=): Likewise.
2848 (operator<): Likewise.
2849 (operator==): Likewise.
2850 (operator<=): Likewise.
2852 (infinite_cost_p): Likewise.
2853 (add_costs): Likewise.
2854 (sub_costs): Likewise.
2855 (compare_costs): Likewise.
2856 (set_group_iv_cost): Use the newly introduced functions.
2857 (get_address_cost): Likewise.
2858 (get_shiftadd_cost): Likewise.
2859 (force_expr_to_var_cost): Likewise.
2860 (split_address_cost): Likewise.
2861 (ptr_difference_cost): Likewise.
2862 (difference_cost): Likewise.
2863 (get_computation_cost_at): Likewise.
2864 (determine_group_iv_cost_generic): Likewise.
2865 (determine_group_iv_cost_address): Likewise.
2866 (determine_group_iv_cost_cond): Likewise.
2867 (autoinc_possible_for_pair): Likewise.
2868 (determine_group_iv_costs): Likewise.
2869 (cheaper_cost_pair): Likewise.
2870 (iv_ca_recount_cost): Likewise.
2871 (iv_ca_set_no_cp): Likewise.
2872 (iv_ca_set_cp): Likewise.
2873 (iv_ca_cost): Likewise.
2874 (iv_ca_new): Likewise.
2875 (iv_ca_dump): Likewise.
2876 (iv_ca_narrow): Likewise.
2877 (iv_ca_prune): Likewise.
2878 (iv_ca_replace): Likewise.
2879 (try_add_cand_for): Likewise.
2880 (try_improve_iv_set): Likewise.
2881 (find_optimal_iv_set): Likewise.
2883 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
2885 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
2886 that internal functions will clobber all caller-saved registers.
2888 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2890 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
2891 Return a better case_values_threshold when optimizing.
2893 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2895 * config/aarch64/aarch64-simd.md (aarch64_combinez):
2896 Add ? to integer variant.
2897 (aarch64_combinez_be): Likewise.
2899 2016-05-26 Jakub Jelinek <jakub@redhat.com>
2901 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
2902 instead of x constraint.
2903 (vcvtps2ph256<mask_name>): Likewise.
2905 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
2906 alternative. Formatting fix.
2908 * config/i386/sse.md
2909 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
2911 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
2912 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
2913 maybe_evex prefix instead of vex.
2914 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
2915 EXT_REX_SSE_REG_P (op0) case in the splitter.
2917 2016-05-25 Jeff Law <law@redhat.com>
2919 PR tree-optimization/71272
2920 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
2921 Update comments. Add test for empty path.
2923 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
2925 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
2926 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
2927 special case builtin.
2928 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2929 code for ALTIVEC_BUILTIN_VEC_CMPNE.
2930 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2931 for __builtin_vec_cmpne.
2933 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
2935 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
2936 redundant test and bail out if the type of the new operand is not
2937 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
2939 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2941 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
2942 (x_ix86_target_flags_explicit): Remove.
2943 * config/i386/i386.c (ix86_function_specific_save): Do not copy
2944 x_ix86_target_flags_explicit.
2945 (ix86_function_specific_restore): Ditto.
2947 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2948 H.J. Lu <hongjiu.lu@intel.com>
2951 * common/config/i386/i386-common.c
2952 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
2953 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
2954 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
2955 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
2956 (-mgeneral-regs-only): Add new option.
2957 * config/i386/i386.c (ix86_option_override_internal): Don't enable
2958 x87 instructions if only general registers are allowed.
2959 (ix86_target_string): Add ix86_flags argument. Handle additional
2960 flags options through ix86_flags argument. Update all callers.
2961 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
2963 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2965 PR rtl-optimization/66940
2966 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
2967 decrementing desired_val will not overflow before performing these
2970 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
2972 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
2973 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
2974 * config/i386/i386.c (enum ix86_builtins): Add
2975 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
2976 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
2977 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
2978 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
2979 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
2980 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
2981 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
2982 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
2983 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
2984 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
2985 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
2986 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
2987 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
2988 __builtin_ia32_cvtps2dq512_mask.
2989 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
2990 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
2991 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
2992 * config/i386/sse.md
2993 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
2995 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
2996 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
2998 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
2999 (avx512f_vec_pack_sfix_v8df): New define_expand.
3000 (avx512f_roundpd512): Rename to ...
3001 (avx512f_round<castmode>512): ... this. Change iterator.
3002 (avx512f_roundps512_sfix): New define_expand.
3003 (round<mode>2_sfix): Change iterator.
3005 2016-05-25 Nick Clifton <nickc@redhat.com>
3007 * config/msp430/msp430.c (msp430_attr): Produce an error if a
3008 static interrupt handler is detected.
3009 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
3010 default linker script.
3011 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
3012 the low part of a symbolic pointer.
3014 2016-05-25 Richard Biener <rguenther@suse.de>
3016 PR tree-optimization/71261
3017 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
3018 interesting stmt instead of immediate uses when looking
3019 for the use operand to replace.
3021 2016-05-25 Martin Liska <mliska@suse.cz>
3023 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
3025 2016-05-25 Richard Biener <rguenther@suse.de>
3027 PR tree-optimization/71264
3028 * tree-vect-stmts.c (vect_init_vector): Properly deal with
3031 2016-05-25 Martin Liska <mliska@suse.cz>
3033 PR tree-optimization/71239
3034 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
3035 if DECL_SIZE is NULL.
3037 2016-05-25 Richard Biener <rguenther@suse.de>
3039 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
3040 * tree-if-conv.c (pass_data_if_conversion): Use it.
3042 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3044 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
3045 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
3046 * varpool.c (varpool_node::get_availability): Likewise.
3048 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3050 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3051 VNEGW/VNEGD instructions.
3052 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3053 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3054 support for ISA 3.0 VNEGW/VNEGD instructions.
3056 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
3058 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
3059 pointers inside OACC_DATA regions.
3060 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
3061 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
3062 (gimplify_adjust_omp_clauses): Fix typo in comment.
3064 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3066 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3067 parity built-in functions.
3068 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3070 (p9v_parity<mode>2): Likewise.
3071 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3073 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3074 (parity<mode>2): ISA 3.0 expander for vector parity.
3075 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3077 (BU_P9_64BIT_MISC_0): Likewise.
3078 (BU_P9_MISC_0): Likewise.
3079 (BU_P9V_AV_1): Likewise.
3080 (BU_P9V_AV_2): Likewise.
3081 (BU_P9V_AV_3): Likewise.
3082 (BU_P9V_AV_P): Likewise.
3083 (BU_P9V_VSX_1): Likewise.
3084 (BU_P9V_OVERLOAD_1): Likewise.
3085 (BU_P9V_OVERLOAD_2): Likewise.
3086 (BU_P9V_OVERLOAD_3): Likewise.
3087 (VCTZB): Add vector count trailing zeros support.
3091 (VPRTYBD): Add vector parity support.
3092 (VPRTYBQ): Likewise.
3093 (VPRTYBW): Likewise.
3094 (VCTZ): Add overloaded vector count trailing zeros support.
3095 (VPRTYB): Add overloaded vector parity support.
3096 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3097 overloaded vector count trailing zeros and parity instructions.
3098 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3099 vector parity support.
3100 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3101 trailing zeros support.
3102 (vec_cntlz): Likewise.
3103 (vec_vctzb): Likewise.
3104 (vec_vctzd): Likewise.
3105 (vec_vctzh): Likewise.
3106 (vec_vctzw): Likewise.
3107 (vec_vprtyb): Add ISA 3.0 vector parity support.
3108 (vec_vprtybd): Likewise.
3109 (vec_vprtybw): Likewise.
3110 (vec_vprtybq): Likewise.
3111 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3112 the ISA 3.0 vector count trailing zeros and vector parity built-in
3115 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3117 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
3118 when there is stmt_to_insert.
3120 2016-05-24 Martin Sebor <msebor@redhat.com>
3123 * tree.h (complete_or_array_type_p): New inline function.
3125 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3127 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
3128 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
3129 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
3131 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
3132 Limit 1st alternative to noavx isa, split 2nd alternative into one
3133 noavx and one avx alternative, use *x and Bm in the former and
3134 x and m in the latter.
3136 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
3137 of sse4 for the first alternative, drop %v from the template
3138 and d operand modifier. Split second alternative into one sse4_noavx
3139 and one avx alternative, use *x instead of *v in the former and v
3140 instead of *v in the latter.
3141 (*sse4_1_extractps): Use noavx isa instead of * for the first
3142 alternative, drop %v from the template. Split second alternative into
3143 one noavx and one avx alternative, use *x instead of *v in the
3144 former and v instead of *v in the latter.
3145 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
3146 with noavx and the last one with avx.
3147 (sse4_1_phminposuw): Guard first alternative with noavx isa,
3148 split the second one into one noavx and one avx alternative,
3149 use *x and Bm in the former and x and m in the latter one.
3150 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
3153 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
3154 first two alternatives to noavx, use *x instead of *v in the second
3155 one, add avx alternative without *.
3156 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
3157 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
3158 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
3160 2016-05-24 Jeff Law <law@redhat.com>
3162 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
3163 New function, extracted from...
3164 (fsm_find_control_statement_thread_paths): Here. Use the new function.
3165 Allow simple copies and constant initializations in the SSA chain.
3167 2016-05-24 Marek Polacek <polacek@redhat.com>
3170 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
3173 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3176 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3177 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3178 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3179 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3180 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3182 2016-05-24 Richard Biener <rguenther@suse.de>
3184 PR tree-optimization/71240
3185 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3188 2016-05-24 Richard Biener <rguenther@suse.de>
3190 PR tree-optimization/71230
3191 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3193 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3195 * tree-vectorizer.h (vectorizable_comparison): Delete.
3196 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3197 PURE_SLP_STMT check.
3198 * tree-vect-stmts.c (vectorizable_call): Likewise.
3199 (vectorizable_simd_clone_call): Likewise.
3200 (vectorizable_conversion): Likewise.
3201 (vectorizable_assignment): Likewise.
3202 (vectorizable_shift): Likewise.
3203 (vectorizable_operation): Likewise.
3204 (vectorizable_load): Likewise.
3205 (vectorizable_condition): Likewise.
3206 (vectorizable_store): Likewise. Assert that we don't have
3208 (vectorizable_comparison): Make static. Remove redundant
3209 PURE_SLP_STMT check.
3210 (vect_transform_stmt): Assert that we always have an slp_node
3213 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3215 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3216 operands[2] against 1 with comparison against CONST1_RTX.
3217 (<shift>di3_neon): Likewise.
3218 * config/arm/predicates.md (const0_operand): Replace with comparison
3221 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3223 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3224 operands[2] against 1 with comparison against CONST1_RTX.
3225 (ashrdi3): Likewise.
3226 (lshrdi3): Likewise.
3227 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3229 (ashrsi3): Likewise.
3230 (lshrsi3): Likewise.
3231 (rotrsi3): Likewise.
3232 (define_split above *compareqi_eq0): Likewise.
3233 (define_split above "prologue"): Likewise.
3234 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3235 * config/arm/predicates.md (shift_operator): Likewise.
3236 (shift_nomul_operator): Likewise.
3237 (sat_shift_operator): Likewise.
3238 (thumb1_cmp_operand): Likewise.
3239 (const_neon_scalar_shift_amount_operand): Replace manual range
3240 check with IN_RANGE.
3241 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3242 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3244 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3246 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3247 with HOST_WIDE_INT_1.
3249 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3250 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3251 (arm_canonicalize_comparison): Likewise.
3252 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3254 (thumb1_size_rtx_costs): Likewise.
3255 (vfp_const_double_index): Replace cast of 1 to unsigned
3256 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3257 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3259 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3260 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3261 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3262 HOST_WIDE_INT with HOST_WIDE_INT_1.
3264 2016-05-24 Marek Polacek <polacek@redhat.com>
3266 * tree-cfg.h (should_remove_lhs_p): New predicate.
3267 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3268 * gimplify.c (gimplify_modify_expr): Likewise.
3269 * tree-cfg.c (verify_gimple_call): Likewise.
3270 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3271 * gimple-fold.c: Include "tree-cfg.h".
3272 (gimple_fold_call): Use should_remove_lhs_p.
3274 2016-05-24 Richard Biener <rguenther@suse.de>
3276 PR tree-optimization/71253
3277 * cfganal.h (control_dependences): Make robust against edge
3279 (control_dependences::control_dependences): Remove edge_list argument.
3280 (control_dependences::get_edge): Remove.
3281 (control_dependences::get_edge_src): Add.
3282 (control_dependences::get_edge_dest): Likewise.
3283 (control_dependences::m_el): Make a vector of edge src/dest index.
3284 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3285 (control_dependences::control_dependences): Likewise.
3286 (control_dependences::~control_dependence): Likewise.
3287 (control_dependences::get_edge): Remove.
3288 (control_dependences::get_edge_src): Add.
3289 (control_dependences::get_edge_dest): Likewise.
3290 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3292 (perform_tree_ssa_dce): Adjust.
3293 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3295 (pass_loop_distribution::execute): Adjust. Do loop destroying
3296 conditional on changed.
3298 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3301 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3302 return. Reindent transformation comment and mention the ARM state
3305 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3308 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3309 after build_and_add_sum creates new use stmt.
3311 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3313 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3314 load_lanes/grouped_load classification comes first. Don't check
3315 whether the vectorization factor is a multiple of the group size
3318 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3320 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3321 GROUP_GAP for single-element interleaving.
3322 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3325 2016-05-24 Richard Biener <rguenther@suse.de>
3329 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3330 bases which are accessed with non-invariant indices.
3331 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3332 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3334 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3337 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3338 (add_to_ops_vec): Add stmt_to_insert.
3339 (add_repeat_to_ops_vec): Init stmt_to_insert.
3340 (insert_stmt_before_use): New.
3341 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3343 (get_ops): Init stmt_to_insert.
3344 (maybe_optimize_range_tests): Likewise.
3345 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3346 (rewrite_expr_tree_parallel): Likewise.
3347 (reassociate_bb): Likewise.
3349 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3352 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3353 ISA 3.0 xxperm fusion alternative.
3354 (altivec_vperm_v8hiv16qi): Likewise.
3355 (altivec_vperm_<mode>_uns_internal): Likewise.
3356 (vperm_v8hiv4si): Likewise.
3357 (vperm_v16qiv8hi): Likewise.
3359 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3360 Kelvin Nilsen <kelvin@gcc.gnu.org>
3362 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3363 vpermr/xxpermr on ISA 3.0.
3364 (altivec_expand_vec_perm_le): Likewise.
3365 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3366 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3369 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3371 * config/i386/i386.h (IS_STACK_MODE): Enable for
3372 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3373 SSE_FLOAT_MODE_P macros.
3374 * config/i386/i386.c (ix86_preferred_reload_class): Use
3375 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3376 Cleanup regclass processing for CONST_DOUBLE_P.
3377 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3378 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3379 with IS_STACK_MODE macro.
3380 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3382 (*movdf_internal): Use IS_STACK_MODE macro.
3383 (*movsf_internal): Ditto.
3385 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3387 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3388 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3390 2016-05-23 Jeff Law <law@redhat.com>
3392 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3394 (fsm_find_control_statement_thread_paths): Call it.
3396 2016-05-23 Martin Jambor <mjambor@suse.cz>
3399 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3400 from_global_constant if t is not NULL.
3402 2016-05-23 Marek Polacek <polacek@redhat.com>
3405 * common.opt (Wswitch-unreachable): New option.
3406 * doc/invoke.texi: Document -Wswitch-unreachable.
3407 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3410 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3412 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3413 TMR_INDEX is non-NULL.
3415 2016-05-23 Richard Biener <rguenther@suse.de>
3417 PR tree-optimization/71230
3418 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3419 (try_special_add_to_ops): ... here. Always test for single-use.
3421 2016-05-23 Martin Jambor <mjambor@suse.cz>
3423 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3424 default block if a PHI node in the original one would be resized.
3426 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3428 PR tree-optimization/58135
3429 * tree-vect-slp.c: When group size is not multiple
3430 of vector size, allow splitting of store group at
3433 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3435 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3437 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3439 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3440 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3441 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3444 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3445 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3446 v constraint instead of x and vinserti32x4 insn.
3448 * config/i386/sse.md (i128vldq): New mode iterator.
3449 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3450 avx512dq and avx512vl alternatives.
3452 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3453 constraint, use maybe_evex prefix instead of vex.
3454 (vec_dupv4sf): Use v constraint instead of x for output
3455 operand except for noavx alternative, use Yv constraint
3456 instead of x for input. Use maybe_evex prefix instead of vex.
3457 (*vec_dupv4si): Likewise.
3458 (*vec_dupv2di): Likewise.
3460 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3463 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3464 (linearize_expr_tree): Call try_special_add_to_ops.
3465 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3467 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3469 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3470 to computed stack_usage.
3472 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3475 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3476 operand is subreg (symbol_ref) then move the symbol ref to register.
3478 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3480 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3482 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3485 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3488 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3490 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3491 ranges by calling get_single_symbol and tidy up. Look more closely
3492 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3494 2016-05-20 Jeff Law <law@redhat.com>
3496 * bitmap.c (bitmap_find_bit): Remove useless test.
3498 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3500 * function.c (thread_prologue_and_epilogue_insns): Commit the
3501 insertion of the epilogue.
3503 2016-05-20 Martin Jambor <mjambor@suse.cz>
3505 PR tree-optimization/70884
3506 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3507 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3508 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3509 of constant pool data as a reason for scalarization.
3511 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3513 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3514 for naked functions.
3515 (thumb1_expand_prologue): Likewise.
3517 2016-05-20 Nathan Sidwell <nathan@acm.org>
3519 * config/nvptx/nptx.c (nvptx_option_override): Only set
3520 flag_toplevel_reorder, if not explicitly specified. Set
3521 flag_no_common, unless explicitly specified.
3523 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3525 * calls.c (can_implement_as_sibling_call_p): Mark param
3526 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3528 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3530 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3531 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3532 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3534 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3535 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3538 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3540 * config/nvptx/nvptx.md (sincossf3): New pattern.
3542 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3544 * calls.c (maybe_complain_about_tail_call): New function.
3545 (initialize_argument_information): Call
3546 maybe_complain_about_tail_call when clearing *may_tailcall.
3547 (can_implement_as_sibling_call_p): Call
3548 maybe_complain_about_tail_call when returning false.
3549 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3550 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3551 if tail-call optimization fails.
3552 * cfgexpand.c (expand_call_stmt): Initialize
3553 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3554 * gimple-pretty-print.c (dump_gimple_call): Dump
3555 gimple_call_must_tail_p.
3556 * gimple.c (gimple_build_call_from_tree): Call
3557 gimple_call_set_must_tail with the value of
3558 CALL_EXPR_MUST_TAIL_CALL.
3559 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3560 (gimple_call_set_must_tail): New function.
3561 (gimple_call_must_tail_p): New function.
3562 * print-tree.c (print_node): Update printing of TREE_STATIC
3563 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3564 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3565 trailing comment listing applicable flags.
3566 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3568 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3570 * calls.c (expand_call): Move "Rest of purposes for tail call
3571 optimizations to fail" to...
3572 (can_implement_as_sibling_call_p): ...this new function, and
3573 split into multiple "if" statements.
3575 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3577 * cfgloop.h (expected_loop_iterations_unbounded,
3578 expected_loop_iterations): Unconstify.
3579 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3580 profile with known upper bound; return 3 when profile is absent.
3581 (expected_loop_iterations): Update.
3583 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3585 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3586 and get_max_loop_iterations_int.
3588 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3590 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3591 realistic upper bounds here.
3593 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3596 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3597 calls if the LHS is variable length or has addressable type.
3598 If targets[0]->decl is a noreturn call with void return type and
3599 zero arguments, adjust fntype and remove lhs in that case.
3601 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3603 PR tree-optimization/71079
3604 PR tree-optimization/71206
3605 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3607 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3609 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3610 (get_vec_alignment_for_array_decl): Likewise.
3611 (get_vec_alignment_for_record_decl): Likewise.
3612 (increase_alignment::execute): Move code to find alignment to
3613 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3614 (type_align_map): New hash_map.
3616 2016-05-20 Richard Guenther <rguenther@suse.de>
3618 PR tree-optimization/29756
3619 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3620 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3621 * fold-const.c (operand_equal_p): Likewise.
3622 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3623 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3624 * tree-inline.c (estimate_operator_cost): Likewise.
3625 * tree-pretty-print.c (dump_generic_node): Likewise.
3626 * tree-ssa-operands.c (get_expr_operands): Likewise.
3627 * cfgexpand.c (expand_debug_expr): Likewise.
3628 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3629 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3630 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3631 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3632 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3633 (execute_update_addresses_taken): Do it.
3635 2016-05-20 Richard Biener <rguenther@suse.de>
3637 PR tree-optimization/71185
3638 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3639 register operations.
3641 2016-05-20 Richard Biener <rguenther@suse.de>
3643 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3644 gimple_seq_add_seq_without_update.
3645 (release_bb_predicate): Assert we have no operands to free.
3646 (if_convertible_loop_p_1): Calculate post dominators later.
3647 Do not free BB predicates here.
3648 (combine_blocks): Do not recompute BB predicates.
3649 (version_loop_for_if_conversion): Save BB predicates around
3652 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3654 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3655 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3656 code. Ignore sibcalls on EDGE_IGNORE edges.
3657 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3658 on edges for sibcalls that run without prologue. The rest of the
3659 function is combined from...
3660 (fix_fake_fallthrough_edge): ... this, and ...
3661 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3662 function argument, make it a local variable.
3664 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3666 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3667 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3668 for 32-bit mode and SEH for 64-bit.
3669 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3670 TARGET_64BIT_DEFAULT.
3672 2016-05-19 Ryan Burn <contact@rnburn.com>
3674 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3675 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3677 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3679 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3680 force pending loads from memory.
3682 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3684 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3685 (UNSPEC_DARN_32): New unspec constant.
3686 (UNSPEC_DARN_RAW): New unspec constant.
3687 (darn_32): New instruction.
3688 (darn_raw): New instruction.
3689 (darn): New instruction.
3690 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3691 support and documentation for this macro.
3692 (BU_P9_MISC_1): New macro definition.
3693 (BU_P9_64BIT_MISC_0): New macro definition.
3694 (BU_P9_MISC_0): New macro definition.
3695 (darn_32): New builtin definition.
3696 (darn_raw): New builtin definition.
3697 (darn): New builtin definition.
3698 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3699 RS6000_BUILTIN_0 directives to surround each occurrence of
3700 #include "rs6000-builtin.def".
3701 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3702 RS6000_BTM_64BIT flags to the returned mask, depending on
3704 (def_builtin): Correct an error in the assignments made to the
3705 debugging variable attr_string.
3706 (rs6000_expand_builtin): Add support for no-operand built-in
3708 (builtin_function_type): Remove fatal_error assertion that is no
3710 (rs6000_common_init_builtins): Add support for no-operand built-in
3712 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3714 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3716 (RS6000_BTM_64BIT): New macro definition.
3717 * doc/extend.texi: Document __builtin_darn (void),
3718 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3721 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
3723 * tree-vect-loop.c (vect_analyze_loop_2): Use also
3724 max_loop_iterations_int.
3726 2016-05-19 Marek Polacek <polacek@redhat.com>
3728 PR tree-optimization/71031
3729 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3730 condition and adjust the code a bit.
3732 2016-05-19 Martin Liska <mliska@suse.cz>
3734 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
3735 auto_vec instead of vec.
3737 2016-05-19 Martin Liska <mliska@suse.cz>
3739 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
3741 2016-05-19 Martin Liska <mliska@suse.cz>
3743 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
3745 2016-05-19 Martin Liska <mliska@suse.cz>
3747 * ipa-pure-const.c (set_function_state): Remove an existing
3749 (remove_node_data): Do not free it as it's released
3750 in set_function_state.
3752 2016-05-19 Martin Liska <mliska@suse.cz>
3754 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
3757 2016-05-19 Martin Liska <mliska@suse.cz>
3759 * omp-simd-clone.c (simd_clone_adjust): Release vector.
3761 2016-05-19 Martin Liska <mliska@suse.cz>
3763 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
3764 an auto_vec instead of re-creating it.
3766 2016-05-19 Martin Liska <mliska@suse.cz>
3768 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
3769 auto_vec instead of vec.
3771 2016-05-19 Martin Liska <mliska@suse.cz>
3773 * lto-section-in.c (lto_get_section_data): Call
3774 lto_check_version with additional argument.
3775 * lto-streamer.c (lto_check_version): Add new argument.
3776 * lto-streamer.h (lto_check_version): Likewise.
3778 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3780 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
3781 Don't add cost of inner memory when handling sign-extended loads.
3783 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
3785 PR rtl-optimization/71148
3786 * cse.c (cse_main): Free dominance info.
3787 (rest_of_handle_cse): Don't free dominance info.
3788 (rest_of_handle_cse2): Likewise.
3789 (rest_of_handle_cse_after_global_opts): Likewise.
3791 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3794 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3795 NULL_TREE early if NEON is not available. Remove now redundant check
3796 in ARM_CHECK_BUILTIN_MODE.
3798 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
3801 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
3802 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
3803 * doc/cpp.texi: Document new macros.
3805 2016-05-19 Bin Cheng <bin.cheng@arm.com>
3807 PR tree-optimization/69848
3808 * tree-vect-loop.c (vectorizable_reduction): Don't factor
3809 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
3811 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3813 * function.c (thread_prologue_and_epilogue_insn): Move the
3814 "goto epilogue_done" one block later.
3816 2016-05-19 Richard Biener <rguenther@suse.de>
3818 PR tree-optimization/70729
3819 * passes.def: Move LIM pass before PRE. Remove no longer
3820 required copyprop and move first DCE out of the loop pipeline.
3822 2016-05-18 David Malcolm <dmalcolm@redhat.com>
3825 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
3826 (OBJS-libcommon-target): ...here.
3827 * opts-common.c: Include spellcheck.h.
3828 (cmdline_handle_error): Build a vec of valid options and use it
3829 to suggest provide hints for misspelled arguments.
3831 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3834 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
3835 lhs if it has TREE_ADDRESSABLE type.
3837 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
3840 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
3841 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
3843 2016-05-18 Martin Jambor <mjambor@suse.cz>
3846 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
3847 input for NOP_EXPR pass-through functions.
3848 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
3849 aggregate global constant VAR_DECLs in constant jump functions.
3851 2016-05-18 Martin Jambor <mjambor@suse.cz>
3854 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
3855 from TREE_READONLY parameters.
3857 2016-05-18 Martin Jambor <mjambor@suse.cz>
3860 * cgraph.h (cgraph_indirect_call_info): New field
3861 guaranteed_unmodified.
3862 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
3863 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3865 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
3866 pass the parameter value to ipa_find_agg_cst_for_param.
3867 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
3868 guaranteed_unmodified, store AA results there instead of bailing out
3870 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
3871 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
3872 (find_constructor_constant_at_offset): New function.
3873 (ipa_find_agg_cst_from_init): Likewise.
3874 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
3875 static initializers of contants, report back through a new paameter
3876 from_global_constant if that was the case.
3877 (try_make_edge_direct_simple_call): Also pass parameter value to
3878 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3880 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
3881 (ipa_read_indirect_edge_info): Likewise.
3882 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
3883 (ipa_load_from_parm_agg): Likewise.
3885 2016-05-18 Jiong Wang <jiong.wang@arm.com>
3887 PR rtl-optimization/71150
3888 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
3891 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3894 * config/rs6000/constraints.md (wE constraint): New constraint
3895 for a vector constant that can be loaded with XXSPLTIB.
3896 (wM constraint): New constraint for a vector constant of a 1's.
3897 (wS constraint): New constraint for a vector constant that can be
3898 loaded with XXSPLTIB and a vector sign extend instruction.
3899 * config/rs6000/predicates.md (xxspltib_constant_split): New
3900 predicates for wE/wS constraints.
3901 (xxspltib_constant_nosplit): Likewise.
3902 (easy_vector_constant): Add support for constants that can be
3903 loaded via XXSPLTIB.
3904 (all_ones_constant): New predicate for vector constant with all
3906 (splat_input_operand): Add support for ISA 3.0 word splat operations.
3907 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
3908 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
3909 instruction and possibly with a sign extension.
3910 (output_vec_const_move): Add support for XXSPLTIB. If we are
3911 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
3912 instead of XXLXOR/XXLORC.
3913 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
3915 (rs6000_legitimize_reload_address): Likewise.
3916 (rs6000_output_move_128bit): Use output_vec_const_move to emit
3918 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
3919 combine VSX_M and VSX_M2 into one iterator.
3921 (VSINT_84): New iterators for loading constants with XXSPLTIB.
3922 (VSINT_842): Likewise.
3923 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
3924 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
3925 XXSPLTIB instruction.
3926 (xxspltib_<mode>_nosplit): Likewise.
3927 (xxspltib_<mode>_split): New insn to load up constants with
3928 XXSPLTIB and a sign extend instruction.
3929 (vsx_mov<mode>): Replace single move that handled all vector types
3930 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
3931 moves (when -mvsx-timode is in effect) into the main vector
3932 moves. Eliminate separate moves for <VSr> <VSa>, where the
3933 preferred register class (<VSr>) is listed first, and the
3934 secondary register class (<VSa>) is listed second with a '?' to
3935 discourage use. Prefer loading 0/-1 in any VSX register for ISA
3936 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
3937 that if the register was involved in a slow operation, the
3938 clear/set operation does not wait for the slow operation to
3939 finish. Adjust the length attributes for 32-bit mode. Use
3940 rs6000_output_move_128bit and drop the use of the string
3941 instructions for 32-bit movti when -mvsx-timode is in effect. Use
3942 spacing so that the alternatives and attributes don't generate
3943 long lines, and put things in columns, so that it is easier to
3944 match up the operands and attributes with the insn alternatives.
3945 (vsx_mov<mode>_64bit): Likewise.
3946 (vsx_mov<mode>_32bit): Likewise.
3947 (vsx_movti_64bit): Fold movti into normal vector moves.
3948 (vsx_movti_32bit): Likewise.
3949 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
3951 (vsx_splat_v4si_internal): Likewise.
3952 (vsx_splat_v4sf_internal): Likewise.
3953 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
3954 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
3955 extend vector elements.
3956 (vsx_sign_extend_hi_<mode>): Likewise.
3957 (vsx_sign_extend_si_v2di): Likewise.
3958 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
3960 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
3961 constraints. Add trailing period to wL documentation.
3963 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
3966 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
3967 * tree-dfa.c (replace_abnormal_ssa_names): New function.
3968 * tree-call-cdce.c: Include tree-dfa.h.
3969 (can_guard_call_p): New function, extracted from...
3970 (can_use_internal_fn): ...here.
3971 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
3973 (shrink_wrap_one_built_in_call): Likewise.
3974 (use_internal_fn): Likewise.
3975 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
3976 and return void. Call replace_abnormal_ssa_names.
3977 (pass_call_cdce::execute): Check can_guard_call_p during the
3978 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
3979 will always change something.
3981 2016-05-18 Martin Jambor <mjambor@suse.cz>
3984 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
3985 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
3987 2016-05-18 Martin Jambor <mjambor@suse.cz>
3990 * ipa-inline.h (condition): New field size.
3991 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
3992 for comaprison and store it into the new condition.
3993 (evaluate_conditions_for_known_args): Use condition size to check
3994 access sizes for all but CHANGED conditions.
3995 (unmodified_parm_1): New parameter size_p, store access size into it.
3996 (unmodified_parm): Likewise.
3997 (unmodified_parm_or_parm_agg_item): Likewise.
3998 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
3999 (set_cond_stmt_execution_predicate): Extract access sizes and store
4001 (set_switch_stmt_execution_predicate): Likewise.
4002 (will_be_nonconstant_expr_predicate): Likewise.
4003 (will_be_nonconstant_predicate): Likewise.
4004 (inline_read_section): Stream condition size.
4005 (inline_write_summary): Likewise.
4007 2016-05-18 Richard Biener <rguenther@suse.de>
4009 * tree-ssa-loop-im.c (determine_max_movement): Properly add
4010 condition cost to PHI cost instead of total_cost.
4012 2016-05-18 Martin Liska <mliska@suse.cz>
4015 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
4018 2016-05-18 Richard Biener <rguenther@suse.de>
4020 * lto-streamer.h (LTO_major_version): Bump to 6.
4022 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4024 * function.c (make_split_prologue_seq, make_prologue_seq,
4025 make_epilogue_seq): New functions, factored out from...
4026 (thread_prologue_and_epilogue_insns): Here.
4028 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4030 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
4031 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
4032 of before. Add a comment.
4034 2016-05-18 Bin Cheng <bin.cheng@arm.com>
4036 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
4037 expression pointer, not pointer to the pointer.
4039 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4041 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
4042 (avx2_pbroadcast<mode>): Add another alternative with v instead
4043 of x constraints in it, using <pbroadcast_evex_isa> isa.
4044 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
4046 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
4047 constraint x instead of v in second alternative, add avx512bw
4050 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
4051 constraint x instead of v in second alternative, add avx512bw
4054 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
4055 constraint x instead of v in second alternative, add avx512bw
4058 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
4059 avx512bw alternative.
4061 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4063 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
4065 (define_insn "*andnottf3"): Ditto.
4066 (define_insn "*<code><mode>3"/any_logic): Ditto.
4067 (define_insn "*<code>tf3"/any_logic): Ditto.
4068 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
4069 operand to block AVX-512VL insn variant emit when it is not enabled.
4071 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4073 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
4074 constraint fot SF mode.
4076 2016-05-18 Petr Murzin <petr.murzin@intel.com>
4077 Kirill Yukhin <kirill.yukhin@intel.com>
4079 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
4081 (define_insn "rsqrt14<mode>"): Ditto.
4082 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
4083 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
4084 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
4085 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
4086 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
4088 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
4089 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
4090 * config/i386/i386.c (ix86_print_operand): Expand check for size
4091 override codes for Intel syntax.
4093 2016-05-18 Richard Biener <rguenther@suse.de>
4095 PR tree-optimization/71168
4096 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
4097 initialization earlier.
4099 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
4101 * config/aarch64/aarch64-simd.md
4102 (aarch64_reduc_plus_internal<mode>): Rename to...
4103 (reduc_plus_scal): ...This, and remove previous implementation.
4105 2016-05-18 Richard Biener <rguenther@suse.de>
4107 * passes.def: Put late dse and cd_dce in canonical order.
4109 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
4111 * ipa-inline-transform.c (preserve_function_body_p): Look for
4112 first non-thunk clone.
4113 (save_function_body): Save into first non-thunk.
4114 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
4116 (lto_output_node): Inline thunks don't need body in every
4118 * lto-streamer-in.c: Do not fixup thunk clones.
4119 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
4121 * tree-inline.c (copy_bb): Be prepared for target node to be new after
4124 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4127 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
4128 (reassociate_bb): Call transform_add_to_multiply.
4130 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4132 * config/aarch64/aarch64.c (all_extensions): Removed unused
4135 2016-05-17 Nathan Sidwell <nathan@acm.org>
4137 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
4138 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
4140 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
4142 PR tree-optimization/54579
4144 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
4146 2016-05-17 Marek Polacek <polacek@redhat.com>
4149 * tree-inline.c (expand_call_inline): Call
4150 maybe_remove_unused_call_args.
4152 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
4154 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
4155 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
4156 * doc/md.texi (fmin@var{m}3): Likewise.
4158 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4160 * match.pd (X & C): New transformation.
4162 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4164 * match.pd (~X & Y): New transformation.
4166 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4168 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
4169 information for new SSA_NAME.
4170 (simplify_conversion_using_ranges): Get range through get_range_info
4171 instead of get_value_range.
4173 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4175 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4176 Remove inline assembly.
4177 (vmvn_s16): Likewise.
4178 (vmvn_s32): Likewise.
4179 (vmvn_u8): Likewise.
4180 (vmvn_u16): Likewise.
4181 (vmvn_u32): Likewise.
4182 (vmvnq_s8): Likewise.
4183 (vmvnq_s16): Likewise.
4184 (vmvnq_s32): Likewise.
4185 (vmvnq_u8): Likewise.
4186 (vmvnq_u16): Likewise.
4187 (vmvnq_u32): Likewise.
4188 (vmvn_p8): Likewise.
4189 (vmvnq_p16): Likewise.
4191 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4193 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4195 (vmul_n_s16): Likewise.
4196 (vmul_n_s32): Likewise.
4197 (vmul_n_u16): Likewise.
4198 (vmul_n_u32): Likewise.
4199 (vmulq_n_f32): Likewise.
4200 (vmulq_n_f64): Likewise.
4201 (vmulq_n_s16): Likewise.
4202 (vmulq_n_s32): Likewise.
4203 (vmulq_n_u16): Likewise.
4204 (vmulq_n_u32): Likewise.
4206 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4208 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4209 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4211 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4213 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4214 to *aarch64_fma4_elt_from_dup<mode>.
4215 (*aarch64_fnma4_elt_to_128df): Rename to
4216 *aarch64_fnma4_elt_from_dup<mode>.
4217 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4218 (vfms_n_f32): Likewise.
4219 (vfms_n_f64): Likewise.
4220 (vfmsq_n_f32): Likewise.
4221 (vfmsq_n_f64): Likewise.
4223 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4225 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4227 2016-05-17 Richard Biener <rguenther@suse.de>
4229 PR tree-optimization/71132
4230 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4231 Only add control dependences for blocks in the loop.
4232 (build_rdg): Adjust.
4233 (generate_code_for_partition): Return whether loop should
4234 be destroyed and delay that.
4235 (distribute_loop): Likewise.
4236 (pass_loop_distribution::execute): Record loops to be destroyed
4237 and perform delayed destroying of loops.
4239 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4242 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4244 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4246 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4248 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4251 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4252 insertion point for instructions generated by validize_mem.
4254 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4256 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4259 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4261 * config/aarch64/aarch64.c
4262 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4263 rather than a macro.
4265 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4267 * doc/invoke.texi (AArch64 Options): Various updates.
4269 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4271 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4272 into instrumentation thunks.
4273 * cif-code.def (CIF_CHKP): New.
4275 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4277 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4279 2016-05-16 Martin Jambor <mjambor@suse.cz>
4281 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4282 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4284 2016-05-16 Marek Polacek <polacek@redhat.com>
4286 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4289 2016-05-16 Martin Jambor <mjambor@suse.cz>
4292 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4293 the outlined kernel function.
4295 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4297 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4298 (ISA_HAS_DLSA): Ditto.
4300 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4302 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4304 2016-05-16 Nathan Sidwell <nathan@acm.org>
4306 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4307 (nvptx_name_replacement): Restore. Add comment.
4308 (write_fn_proto, write_fn_proto_from_insn,
4309 nvptx_output_call_insn): Restore
4310 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4312 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4314 * config/aarch64/aarch64.md
4315 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4316 (add<mode>3_compareC_imm): Likewise.
4317 (<optab>si3_uxtw): Split into register and immediate variants.
4318 (andsi3_compare0_uxtw): Likewise.
4319 (and<mode>3_compare0): Likewise.
4320 (and<mode>3nr_compare0): Likewise.
4321 (stack_protect_test_<mode>): Don't use %x for memory operands.
4323 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4325 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4327 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4329 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4330 Split integer shifts into shift_reg and bfm.
4331 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4332 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4333 (ror<mode>3_insn): Likewise.
4334 (<optab>si3_insn_uxtw): Likewise.
4335 (<optab><mode>3_insn): Change to rotate_imm.
4336 (extr<mode>5_insn_alt): Likewise.
4337 (extrsi5_insn_uxtw): Likewise.
4338 (extrsi5_insn_uxtw_alt): Likewise.
4340 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4342 * doc/tm.texi: Regenerate.
4343 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4344 (TARGET_INVALID_RETURN_TYPE): Remove.
4345 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4346 TARGET_INVALID_RETURN_TYPE.
4347 * target.def (invalid_parameter_type): Remove.
4348 (invalid_return_type): Remove.
4350 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4352 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4353 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4355 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4357 (preserve_function_body_p): No need to preserve function body
4358 * cif-codes.def (CIF_THUNK): Remove.
4359 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4361 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4363 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4365 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4367 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4370 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4372 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4373 (inline_small_functions): Do not look for function symbol when
4376 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4378 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4381 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4382 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4383 Jiong Wang <jiong.wang@arm.com>
4385 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4386 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4387 Define __ARM_FP16_ARGS when appropriate.
4388 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4390 (arm_invalid_return_type): Likewise.
4391 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4392 (TARGET_INVALID_RETURN_TYPE): Remove.
4393 (aapcs_vfp_sub_candidate): Allow HFmode.
4394 (aapcs_vfp_allocate): Add comment. Support HFmode.
4395 (aapcs_vfp_allocate_return_reg): Likewise.
4396 (struct aapcs_cp_arg_layout): Slightly reword comments for
4397 is_return_candidate and allocate_return_reg.
4398 (output_mov_vfp): Update assert.
4399 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4401 (arm_invalid_parameter_type): Remove.
4402 (amr_invalid_return_type): Remove.
4403 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4404 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4405 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4407 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4409 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4410 * config/aarch64/arch64-protos.h
4411 (aarch64_legitimize_reload_address): Remove.
4412 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4415 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4417 * configure.ac: Add ACX_NONCANONICAL_HOST.
4418 * configure: Regenerate.
4419 * Makefile.in: Set host_noncanonical.
4421 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4424 * config/i386/i386.md (*movtf_internal): Before register allocation,
4425 do not allow FP constants for CM_MEDIUM memory model, allow only
4426 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4427 (*movxf_internal): Ditto.
4428 (*movdf_internal): Ditto.
4429 (*movsf_internal): Ditto.
4431 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4433 PR rtl-optimization/67483
4434 * combine.c (make_compound_operation): Don't call extract_left_shift
4435 with negative shift amounts.
4437 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4440 * fold-const.c (fold_checksum_tree): Allow modification
4441 of TYPE_ALIAS_SET during folding.
4443 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4444 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4445 (ix86_split_to_parts): Likewise. Fix up formatting.
4447 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4449 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4450 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4453 2016-05-13 Nathan Sidwell <nathan@acm.org>
4455 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4456 (nvptx_name_replacement): Delete.
4457 (write_fn_proto, write_fn_proto_from_insn,
4458 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4459 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4460 * langhooks.c (add_builtin_funcction_common): Call
4461 targetm.mangle_decl_assembler_name.
4463 * config/nvptx/nvptx.c (write_fn_proto): Handle
4464 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4466 2016-05-13 Martin Liska <mliska@suse.cz>
4468 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4469 and PRIu64 in printf format.
4471 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4473 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4476 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4478 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4479 Change --param max-completely-peeled-times to
4480 --param max-completely-peel-times in dump file printing.
4482 2016-05-13 Richard Biener <rguenther@suse.de>
4484 PR tree-optimization/42587
4485 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4486 (find_bswap_or_nop_1): Likewise.
4487 (bswap_replace): Likewise.
4489 2016-05-13 Martin Liska <mliska@suse.cz>
4491 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4492 Initialize a variable with default value.
4494 2016-05-13 Martin Liska <mliska@suse.cz>
4496 * doc/invoke.texi: Enhance explanation of error recovery
4499 2016-05-13 Martin Liska <mliska@suse.cz>
4501 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4502 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4503 (iv_inv_expr_ent *).
4504 (struct iv_inv_expr_ent): Comment struct fields.
4505 (sort_iv_inv_expr_ent): New function.
4506 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4507 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4508 a hash_map between iv_inv_expr_ent and number of usages.
4509 (niter_for_exit): Fix coding style.
4510 (tree_ssa_iv_optimize_init): Use renamed variable.
4511 (determine_base_object): Fix coding style.
4512 (alloc_iv): Likewise.
4513 (find_interesting_uses_outside): Likewise.
4514 (add_candidate_1): Likewise.
4515 (add_standard_iv_candidates): Likewise.
4516 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4517 (prepare_decl_rtl): Fix coding style.
4518 (get_address_cost): Likewise.
4519 (get_shiftadd_cost): Likewise.
4520 (force_expr_to_var_cost): Likewise.
4521 (compare_aff_trees): Likewise.
4522 (get_expr_id): Restructure the function.
4523 (get_loop_invariant_expr_id): Renamed to
4524 get_loop_invariant_expr.
4525 (get_computation_cost_at): Replace usage of inv_expr_id with
4527 (get_computation_cost): Likewise.
4528 (determine_group_iv_cost_generic): Likewise.
4529 (determine_group_iv_cost_address): Likewise.
4530 (iv_period): Fix coding style.
4531 (iv_elimination_compare_lt): Likewise.
4532 (may_eliminate_iv): Likewise.
4533 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4535 (determine_group_iv_costs): Dump invariant expressions.
4536 (iv_ca_recount_cost): Use the newly added hash_map.
4537 (iv_ca_set_remove_invariants): Fix coding style.
4538 (iv_ca_set_add_invariants): Fix coding style.
4539 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4541 (iv_ca_set_cp): Likewise.
4542 (iv_ca_new): Initialize the newly added hash_map and remove
4543 initialization of fields.
4544 (iv_ca_free): Delete the hash_map.
4545 (iv_ca_dump): Dump invariant expressions.
4546 (iv_ca_extend): Fix coding style.
4547 (try_add_cand_for): Likewise.
4548 (create_new_ivs): Dump information about # of avg iterations and
4549 # of used invariant expressions.
4550 (rewrite_use_compare): Fix coding style.
4551 (free_loop_data): Set default value for max_inv_expr_id.
4553 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4555 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4556 returned value cse_cfg_altered computation.
4557 (rest_of_handle_cse2): Likewise.
4558 (rest_of_handle_cse_after_global_opts): Likewise.
4560 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4563 * config/arm/arm.c (arm32_output_mi_thunk): New.
4564 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4565 to split Thumb1 vs TARGET_32BIT functionality.
4566 (arm_thumb1_mi_thunk): New.
4568 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4570 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4573 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4576 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4578 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4580 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4581 (expand_builtin_trap): Emit a regular call.
4582 (set_builtin_user_assembler_name): Remove obsolete cases.
4583 * dse.c (scan_insn): Adjust.
4584 * except.c: Include calls.h.
4585 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4586 emit a regular call to setjmp.
4587 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4588 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4589 (emit_block_move_via_libcall): Delete.
4590 (block_move_fn): Delete.
4591 (init_block_move_fn): Likewise.
4592 (emit_block_move_libcall_fn): Likewise.
4593 (emit_block_op_via_libcall): New function.
4594 (set_storage_via_libcall): Tidy up and use memset builtin.
4595 (block_clear_fn): Delete.
4596 (init_block_clear_fn): Likewise.
4597 (clear_storage_libcall_fn): Likewise.
4598 (expand_assignment): Call emit_block_move_via_libcall.
4599 Do not include gt-expr.h.
4600 * expr.h (emit_block_op_via_libcall): Declare.
4601 (emit_block_copy_via_libcall): New inline function.
4602 (emit_block_move_via_libcall): Likewise.
4603 (emit_block_comp_via_libcall): Likewise.
4604 (block_clear_fn): Delete.
4605 (init_block_move_fn): Likewise.
4606 (init_block_clear_fn): Likewise.
4607 (emit_block_move_via_libcall): Likewise.
4608 (set_storage_via_libcall): Add default parameter value.
4609 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4610 (abort_libfunc): Delete.
4611 (memcpy_libfunc): Likewise.
4612 (memmove_libfunc): Likewise.
4613 (memcmp_libfunc): Likewise.
4614 (memset_libfunc): Likewise.
4615 (setbits_libfunc): Likewise.
4616 (setjmp_libfunc): Likewise.
4617 (longjmp_libfunc): Likewise.
4618 (profile_function_entry_libfunc): Likewise.
4619 (profile_function_exit_libfunc): Likewise.
4620 (gcov_flush_libfunc): Likewise.
4621 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4622 and DECL_VISIBILITY on the declaration.
4623 (init_optabs): Do not initialize obsolete libfuncs.
4624 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4625 * tree-core.h (ECF_RET1): Define.
4626 (ECF_TM_PURE): Adjust.
4627 (ECF_TM_BUILTIN): Likewise.
4628 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4629 (build_common_builtin_nodes): Initialize abort builtin.
4630 Add ECF_RET1 on memcpy, memmove and memset builtins.
4631 Pass final flags for alloca and alloca_with_align builtins.
4632 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4634 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4635 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4636 set_storage_via_libcall and call emit_block_copy_via_libcall.
4638 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4640 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4641 DImode before it is passed to ix86_output_call_operand.
4642 (*call_value_got_x32): Ditto for operand 1.
4644 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4646 PR rtl-optimization/70904
4647 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4648 reload for wide mode.
4650 2016-05-12 Marek Polacek <polacek@redhat.com>
4653 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4654 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4655 * langhooks.h (incomplete_type_error): Likewise.
4656 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4657 parameter, pass it down to incomplete_type_error.
4658 * tree.h (size_in_bytes): New inline overload.
4659 (size_in_bytes_loc): Renamed from size_in_bytes.
4661 2016-05-12 Richard Biener <rguenther@suse.de>
4663 PR tree-optimization/71059
4664 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4665 nary before looking up or entering the expression into the VN
4667 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4668 Make sure to re-use NARYs without result as inserted by
4671 2016-05-12 Richard Biener <rguenther@suse.de>
4673 PR tree-optimization/71062
4674 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4676 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4677 vars_contains_restrict if the var is a restrict tag.
4678 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4679 do not disambiguate pointers against it.
4680 (dump_points_to_solution): Re-structure and adjust for new
4681 vars_contains_restrict flag.
4682 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4684 2016-05-12 Martin Liska <mliska@suse.cz>
4686 * doc/invoke.texi: Explain connection between
4687 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4689 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4691 PR tree-optimization/71006
4692 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4693 consider COND_EXPR as a mask producer.
4695 2016-05-12 Marek Polacek <polacek@redhat.com>
4698 * opts.c (common_handle_option): Detect missing argument for --help^.
4700 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4703 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4704 when popping the PC and within an interrupt handler routine.
4705 Add missing tab to output of "ldmfd".
4706 (output_return_instruction): Output LDMFD with SP update rather
4707 than POP when returning from interrupt handler.
4709 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4711 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4712 TARGET_64BIT && TARGET_AVX512DQ.
4713 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4714 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4715 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4716 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4717 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4718 (*vec_extractv4si_zext): Add avx512dq alternative.
4719 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
4720 use v instead of x constraint in other alternatives where possible.
4722 * config/i386/sse.md (sse2_loadld): Use v instead of x
4723 constraint in alternatives 0,1,4.
4725 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
4726 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
4727 v constraints instead of x and <pinsr_evex_isa> isa attribute.
4730 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
4731 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
4732 is not emitted unless TARGET_AVX512BW.
4733 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
4734 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
4735 for the result operand.
4737 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
4738 constraint instead of x in avx alternatives. Use maybe_evex instead
4741 * config/i386/constraints.md (Yv): New constraint.
4742 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
4743 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
4744 * config/i386/i386.md (avx512fvecmode): New mode attr.
4745 (*pushtf): Use v constraint instead of x.
4746 (*movtf_internal): Likewise. For TARGET_AVX512VL and
4747 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
4748 (*absneg<mode>2): Use Yv constraint instead of x constraint.
4749 (*absnegtf2_sse): Likewise.
4750 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
4751 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
4752 avx512f alternatives.
4753 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
4755 2016-05-12 Richard Biener <rguenther@suse.de>
4757 PR tree-optimization/71060
4758 * tree-data-ref.c (initialize_data_dependence_relation): Do not
4759 require exact match of DR_BASE_OBJECT but only matching address and
4762 2016-05-12 Richard Biener <rguenther@suse.de>
4764 PR tree-optimization/70986
4765 * cfganal.c: Include cfgloop.h.
4766 (dfs_find_deadend): Prefer to take edges exiting loops.
4768 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4770 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
4771 compile and run time.
4773 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
4776 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
4778 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
4780 * config/i386/i386.c (legitimize_pic_address): Use
4781 copy_to_suggested_reg instead of gen_movsi.
4783 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4785 * config/rs6000/predicates.md (quad_memory_operand): Move most of
4786 the code into quad_address_p and call it to share code with
4787 vsx_quad_dform_memory_operand.
4788 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
4790 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
4791 bit instead of being a separate word. Split -mpower9-dform into
4792 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4793 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
4794 for the register class supporting 128-bit quad word memory offsets.
4795 (mode_supports_vsx_dform_quad): Helper function to return if the
4796 register class uses quad word memory offsets.
4797 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
4798 (rs6000_debug_reg_global): Always print if we are using LRA or not.
4799 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
4800 instructions are enabled, set up the appropriate addr_masks for
4802 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
4803 -mpower9-dform-scalar, instead of -mpower9-dform.
4804 (rs6000_option_override_internal): Split -mpower9-dform into two
4805 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
4806 -mpower9-dform switch sets or clears both. If we are not using
4807 the LRA register allocator, do not enable -mpower9-dform-vector by
4808 default. If we are using LRA, enable -mpower9-dform-vector and
4809 -mvsx-timode if it is appropriate. Issue a warning if either
4810 -mpower9-dform-vector or -mvsx-timode are explicitly used without
4812 (quad_address_offset_p): New helper function to return if the
4813 offset is legal for quad word memory instructions.
4814 (quad_address_p): New function to determin if GPR or vector
4815 register quad word memory addresses are legal.
4816 (mem_operand_gpr): Validate quad word address offsets.
4817 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
4818 d-form (register + offset) instructions.
4819 (offsettable_ok_by_alignment): Likewise.
4820 (rs6000_legitimate_offset_address_p): Likewise.
4821 (legitimate_lo_sum_address_p): Likewise.
4822 (rs6000_legitimize_address): Likewise.
4823 (rs6000_legitimize_reload_address): Add more debug statements for
4825 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
4826 d-form instructions.
4827 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
4828 d-form instructions. Distinguish different cases in debug
4829 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
4830 d-form instructions.
4831 (rs6000_preferred_reload_class): Likewise.
4832 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
4833 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
4834 of the ISA 2.06 indexed memory instructions.
4835 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
4836 use them to save/restore the saved vector registers instead of
4837 using Altivec instructions.
4838 (rs6000_emit_epilogue): Likewise.
4839 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
4840 (rs6000_opt_masks): Split -mpower9-dform into
4841 -mpower9-dform-scalar and -mpower9-dform-vector.
4842 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
4844 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
4845 ISA 3.0 vector indexed memory instructions, and fold the code into
4846 the normal mov<mode> patterns.
4847 (p9_vecstore_<mode>): Likewise.
4848 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
4850 (vsx_movti_64bit): Likewise.
4851 (vsx_movti_32bit): Likewise.
4852 * config/rs6000/constraints.md (wO constraint): New constraint for
4853 ISA 3.0 vector d-form support.
4854 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
4855 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
4856 include -mpower9-dform-vector until we switch over to LRA.
4857 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
4858 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4859 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
4860 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4861 for -mpower9-dform and -mlra.
4862 * doc/md.texi (wO constraint): Document wO constraint.
4864 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
4866 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
4867 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
4868 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
4869 Move handling of non-insn arguments inline into the sole user:
4870 (output_trans_func): ...here.
4871 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
4872 in emitted function prototype.
4873 (output_internal_insn_latency_func): Ditto. Simplify.
4874 (output_internal_maximal_insn_latency_func): Ditto. Delete
4875 always-unused argument.
4876 (output_insn_latency_func): Ditto.
4877 (output_maximal_insn_latency_func): Ditto.
4879 2016-05-11 Richard Biener <rguenther@suse.de>
4881 PR tree-optimization/71055
4882 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
4883 sth with precision not equal to access size verify we don't chop
4886 2016-05-11 Richard Biener <rguenther@suse.de>
4889 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
4890 (dwarf2out_finish): Move retry_incomplete_types call ...
4891 (dwarf2out_early_finish): ... here.
4893 2016-05-11 Richard Biener <rguenther@suse.de>
4896 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
4897 if the langhook insists on it.
4898 * fold-const.c (make_bit_field_ref): Add arg for the original
4899 reference and preserve its alias-set.
4900 (decode_field_reference): Take exp by reference and adjust it
4901 to the original memory reference.
4902 (optimize_bit_field_compare): Adjust callers.
4903 (fold_truth_andor_1): Likewise.
4904 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
4906 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4909 * cfgrtl.h (delete_insn_and_edges): Now return bool.
4910 * cfgrtl.c (delete_insn_and_edges): Likewise.
4911 * config/i386/i386.c (convert_scalars_to_vector): Remove
4913 * cse.c (cse_insn): Compute cse_cfg_altered.
4914 (delete_trivially_dead_insns): Likewise.
4915 (cse_cc_succs): Likewise.
4916 (rest_of_handle_cse): Free dominance info if required.
4917 (rest_of_handle_cse2): Likewise.
4918 (rest_of_handle_cse_after_global_opts): Likewise.
4920 2016-05-11 Alan Modra <amodra@gmail.com>
4922 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
4923 abi_v4_pass_in_fpr): New functions.
4924 (rs6000_function_arg_boundary): Exclude complex IBM long double
4925 from 64-bit alignment when ABI_V4.
4926 (rs6000_function_arg, rs6000_function_arg_advance_1,
4927 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
4929 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
4931 PR rtl-optimization/71028
4932 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
4933 jump with just a return in the fallthrough block if the branch
4934 block contains just a return as well.
4936 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
4938 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
4939 * match.pd ((X & Y) ^ Y): ... this.
4940 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
4941 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
4943 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4945 * read-md.c (require_char_ws): New function.
4946 (read_string): Simplify using require_char_ws.
4947 (handle_constants): Likewise.
4948 (handle_enum): Likewise.
4949 (handle_file): Likewise.
4950 * read-md.h (require_char_ws): New declaration.
4951 * read-rtl.c (read_conditions): Simplify using require_char_ws.
4952 (read_mapping): Likewise.
4953 (read_rtx_code): Likewise.
4954 (read_nested_rtx): Likewise.
4956 2016-05-10 James Norris <jnorris@codesourcery.com>
4958 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
4959 if offloading is enabled and -fopenacc or -fopenmp is specified.
4960 (CRTOFFLOADEND): Likewise.
4961 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
4962 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
4964 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
4966 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
4967 gotoff_operand code paths. Use copy_to_suggested_regs and
4968 expand_simple_binop where appropriate. Cleanup.
4970 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4973 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
4975 (dimode_scalar_chain::vector_const_cost): New.
4976 (dimode_scalar_chain::compute_convert_gain): Handle constants.
4977 (dimode_scalar_chain::convert_op): Likewise.
4978 (dimode_scalar_chain::convert_insn): Likewise.
4980 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4982 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
4983 unary operation, not a binary one.
4985 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4988 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
4989 calls with type casted fndecl.
4991 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4993 PR tree-optimization/70786
4994 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
4995 * calls.c (initialize_argument_information): Bind bounds
4996 with corresponding args passed by reference.
4998 2016-05-10 Jakub Jelinek <jakub@redhat.com>
5001 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
5002 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
5003 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
5006 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5009 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
5010 code for a zero scale factor.
5011 (vsx_xvcvdpuxds_scale): Likewise.
5013 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5015 * diagnostic-show-locus.c (layout::layout): Call show_ruler
5016 if show_ruler_p was set on the context.
5017 (layout::show_ruler): New method.
5018 * diagnostic.h (struct diagnostic_context): Add field
5021 2016-05-10 Richard Biener <rguenther@suse.de>
5023 PR tree-optimization/71039
5024 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
5025 (chk_uses): New function.
5026 (propagate_with_phi): Verify we can safely replicate the lhs of an
5027 aggregate assignment on all incoming edges.
5029 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
5031 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
5033 (rx_atomic_sequence): New class.
5034 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
5035 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
5037 (rx_atomic_sequence::rx_atomic_sequence,
5038 rx_atomic_sequence::~rx_atomic_sequence): New functions.
5039 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
5040 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
5041 CTRLREG_INTB): New constants.
5042 (FETCHOP): New code iterator.
5043 (fethcop_name, fetchop_name2): New iterator code attributes.
5044 (QIHI): New mode iterator.
5045 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
5046 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
5047 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
5049 2016-05-10 Martin Liska <mliska@suse.cz>
5051 * tree-inline.c (remap_dependence_clique): Do not remap
5052 debugging statements.
5054 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5056 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
5057 ("*fixuns_truncdfdi2_z13")
5058 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
5059 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
5060 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
5062 2016-05-10 Richard Biener <rguenther@suse.de>
5064 PR tree-optimization/70497
5065 PR tree-optimization/28367
5066 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
5068 (visit_reference_op_load): ... here.
5069 (vn_reference_lookup_3): Use it to handle subreg-like accesses
5070 with simplified BIT_FIELD_REFs.
5071 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
5072 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
5075 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5077 * dwarf2out.c (add_abstract_origin_attribute): Adjust
5078 documentation comment. For BLOCK nodes, add a
5079 DW_AT_abstract_origin attribute that points to the DIE generated
5080 for the origin BLOCK.
5081 (gen_lexical_block_die): Call add_abstract_origin_attribute for
5082 blocks from inlined functions.
5084 2016-05-10 Alan Modra <amodra@gmail.com>
5087 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
5088 regrename modifying insns saving lr before __morestack call.
5089 * config/rs6000/rs6000.md (split_stack_return): Similarly for
5090 insns restoring lr after __morestack call.
5092 2016-05-09 Jakub Jelinek <jakub@redhat.com>
5094 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
5095 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
5097 * config/i386/sse.md (vec_interleave_high<mode>,
5098 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
5099 <avx512>_vpermt2var<mode>3_maskz): Likewise.
5101 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5103 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
5104 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
5105 parallel reassociation for power8 and forward.
5107 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
5109 * config/i386/i386.md (absneg splitters with general regs): Use
5110 general_reg_operand predicate.
5111 (btsq peephole2): Use x86_64_immediate_operand to check if new
5112 value is suitable for immediate operand. Generate emitted insn
5113 using RTL expressions.
5114 (btcq peephole2): Ditto.
5115 (btrq peephole2): Ditto. Generate correct immediate operand
5118 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5120 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
5123 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5125 * tree-affine.c (wide_int_constant_multiple_p): Add missing
5126 pointer dereference.
5128 2016-05-09 Richard Biener <rguenther@suse.de>
5130 PR tree-optimization/70985
5131 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
5132 op0 isn't a gimple register.
5134 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
5136 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
5137 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
5138 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
5139 (i6400_fpu_mult): New cpu units.
5140 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
5141 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
5142 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
5143 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
5144 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
5145 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
5146 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
5147 (i6400_msa_long_float4, i6400_msa_long_float5)
5148 (i6400_msa_long_float8, i6400_msa_fdiv_df)
5149 (i6400_msa_fdiv_sf): New reservations.
5150 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
5151 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
5152 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
5153 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
5154 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
5155 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
5156 (msa_short_cmp, msa_short_float2, msa_short_logic3)
5157 (msa_short_store4, msa_long_load, msa_short_store)
5158 (msa_long_logic, msa_long_float2, msa_long_float4)
5159 (msa_long_float5, msa_long_float8, msa_long_mult)
5160 (msa_long_fdiv, msa_long_div): New reservations.
5162 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
5163 Sameera Deshpande <sameera.deshpande@imgtec.com>
5164 Matthew Fortune <matthew.fortune@imgtec.com>
5165 Graham Stott <graham.stott@imgtec.com>
5166 Chao-ying Fu <chao-ying.fu@imgtec.com>
5168 * config.gcc: Add MSA header file for mips*-*-* target.
5169 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
5170 (Ubv8i, Urv8): New constraints.
5171 * config/mips/mips-ftypes.def: Add function types for MSA
5173 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5174 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5175 * config/mips/mips-msa.md: New file.
5176 * config/mips/mips-protos.h
5177 (mips_split_128bit_const_insns): New prototype.
5178 (mips_msa_idiv_insns): Likewise.
5179 (mips_split_128bit_move): Likewise.
5180 (mips_split_128bit_move_p): Likewise.
5181 (mips_split_msa_copy_d): Likewise.
5182 (mips_split_msa_insert_d): Likewise.
5183 (mips_split_msa_fill_d): Likewise.
5184 (mips_expand_msa_branch): Likewise.
5185 (mips_const_vector_same_val_p): Likewise.
5186 (mips_const_vector_same_bytes_p): Likewise.
5187 (mips_const_vector_same_int_p): Likewise.
5188 (mips_const_vector_shuffle_set_p): Likewise.
5189 (mips_const_vector_bitimm_set_p): Likewise.
5190 (mips_const_vector_bitimm_clr_p): Likewise.
5191 (mips_msa_vec_parallel_const_half): Likewise.
5192 (mips_msa_output_division): Likewise.
5193 (mips_ldst_scaled_shift): Likewise.
5194 (mips_expand_vec_cond_expr): Likewise.
5195 * config/mips/mips.c (enum mips_builtin_type): Add
5196 MIPS_BUILTIN_MSA_TEST_BRANCH.
5197 (mips_gen_const_int_vector_shuffle): New prototype.
5198 (mips_const_vector_bitimm_set_p): New function.
5199 (mips_const_vector_bitimm_clr_p): Likewise.
5200 (mips_const_vector_same_val_p): Likewise.
5201 (mips_const_vector_same_bytes_p): Likewise.
5202 (mips_const_vector_same_int_p): Likewise.
5203 (mips_const_vector_shuffle_set_p): Likewise.
5204 (mips_symbol_insns): Forbid loading symbols via immediate for
5206 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5208 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5210 (mips_lx_address_p): Add support load indexed address for MSA.
5211 (mips_address_insns): Add calculation of instructions needed for
5212 stores and loads for MSA.
5213 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5214 CONST_VECTOR for MSA and let it fall through.
5215 (mips_ldst_scaled_shift): New function.
5216 (mips_subword_at_byte): Likewise.
5217 (mips_msa_idiv_insns): Likewise.
5218 (mips_legitimize_move): Validate MSA moves.
5219 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5220 calculation of costs for MSA division.
5221 (mips_split_move_p): Check if MSA moves need splitting.
5222 (mips_split_move): Split MSA moves if necessary.
5223 (mips_split_128bit_move_p): New function.
5224 (mips_split_128bit_move): Likewise.
5225 (mips_split_msa_copy_d): Likewise.
5226 (mips_split_msa_insert_d): Likewise.
5227 (mips_split_msa_fill_d): Likewise.
5228 (mips_output_move): Handle MSA moves.
5229 (mips_expand_msa_branch): New function.
5230 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5231 Reinstate 'y' modifier.
5232 (mips_file_start): Add MSA .gnu_attribute.
5233 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5235 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5236 (mips_class_max_nregs): Add register size for MSA supported mode.
5237 (mips_cannot_change_mode_class): Allow conversion between MSA
5238 vector modes and TImode.
5239 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5241 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5242 (mips_preferred_simd_mode): Add preffered modes for MSA.
5243 (mips_vector_mode_supported_p): Add MSA supported modes.
5244 (mips_autovectorize_vector_sizes): New function.
5245 (mips_msa_output_division): Likewise.
5246 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5247 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5248 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5249 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5250 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5251 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5252 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5253 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5254 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5255 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5256 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5257 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5258 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5259 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5260 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5261 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5262 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5263 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5264 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5265 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5266 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5267 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5268 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5269 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5270 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5271 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5272 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5273 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5274 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5275 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5276 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5277 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5278 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5279 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5280 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5281 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5282 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5283 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5284 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5285 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5286 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5287 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5288 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5289 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5290 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5291 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5292 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5293 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5294 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5295 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5296 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5297 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5298 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5299 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5300 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5301 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5302 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5303 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5304 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5305 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5306 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5307 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5308 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5309 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5310 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5311 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5312 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5313 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5314 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5315 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5316 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5317 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5318 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5319 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5320 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5321 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5322 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5323 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5324 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5325 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5326 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5327 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5328 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5329 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5330 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5331 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5332 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5333 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5334 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5335 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5336 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5337 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5338 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5339 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5340 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5341 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5342 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5343 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5344 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5345 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5346 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5347 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5348 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5349 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5350 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5351 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5352 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5353 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5354 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5355 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5356 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5357 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5358 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5359 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5360 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5361 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5362 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5363 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5364 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5365 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5366 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5367 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5368 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5369 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5370 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5371 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5372 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5373 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5374 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5375 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5376 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5377 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5378 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5379 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5380 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5381 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5382 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5383 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5384 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5385 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5386 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5387 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5388 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5389 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5390 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5391 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5392 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5393 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5394 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5395 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5396 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5398 (mips_get_builtin_decl_index): New array.
5399 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5400 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5401 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5402 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5403 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5405 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5407 (mips_expand_builtin_insn): Prepare operands for
5408 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5409 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5410 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5411 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5412 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5413 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5414 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5415 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5416 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5417 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5418 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5419 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5420 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5421 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5422 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5423 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5424 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5425 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5426 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5427 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5428 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5429 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5430 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5431 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5432 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5433 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5434 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5435 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5436 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5437 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5438 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5439 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5440 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5441 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5442 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5443 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5444 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5445 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5446 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5447 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5448 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5449 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5450 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5451 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5452 These are set implicitly and an error is reported if overridden.
5453 (mips_expand_builtin_msa_test_branch): New function.
5454 (mips_expand_msa_shuffle): Likewise.
5455 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5456 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5457 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5458 (mips_expand_vec_unpack): Add support for MSA.
5459 (mips_expand_vector_init): Likewise.
5460 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5461 instead of const0_rtx.
5462 (mips_msa_vec_parallel_const_half): New function.
5463 (mips_gen_const_int_vector): Likewise.
5464 (mips_gen_const_int_vector_shuffle): Likewise.
5465 (mips_expand_msa_cmp): Likewise.
5466 (mips_expand_vec_cond_expr): Likewise.
5467 * config/mips/mips.h
5468 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5469 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5471 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5472 (ISA_HAS_MSA): New macro.
5473 (UNITS_PER_MSA_REG): Likewise.
5474 (BITS_PER_MSA_REG): Likewise.
5475 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5476 (MSA_REG_FIRST): New macro.
5477 (MSA_REG_LAST): Likewise.
5478 (MSA_REG_NUM): Likewise.
5479 (MSA_REG_P): Likewise.
5480 (MSA_REG_RTX_P): Likewise.
5481 (MSA_SUPPORTED_MODE_P): Likewise.
5482 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5483 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5484 * config/mips/mips.md: Include mips-msa.md.
5485 (alu_type): Add simd_add.
5486 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5487 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5488 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5489 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5490 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5491 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5492 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5493 simd_move, simd_load, simd_store. Choose "multi" for moves
5495 (qword_mode): New attribute.
5496 (insn_count): Add instruction count for quad moves.
5497 Increase the count for MIPS SIMD division.
5498 (UNITMODE): Add UNITMODEs for vector types.
5499 (addsub): New code iterator.
5500 * config/mips/mips.opt (mmsa): New option.
5501 * config/mips/msa.h: New file.
5502 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5504 * config/mips/mti-linux.h: Likewise.
5505 * config/mips/predicates.md
5506 (const_msa_branch_operand): New constraint.
5507 (const_uimm3_operand): Likewise.
5508 (const_uimm4_operand): Likewise.
5509 (const_uimm5_operand): Likewise.
5510 (const_uimm8_operand): Likewise.
5511 (const_imm5_operand): Likewise.
5512 (aq10b_operand): Likewise.
5513 (aq10h_operand): Likewise.
5514 (aq10w_operand): Likewise.
5515 (aq10d_operand): Likewise.
5516 (const_m1_operand): Likewise.
5517 (reg_or_m1_operand): Likewise.
5518 (const_exp_2_operand): Likewise.
5519 (const_exp_4_operand): Likewise.
5520 (const_exp_8_operand): Likewise.
5521 (const_exp_16_operand): Likewise.
5522 (const_vector_same_val_operand): Likewise.
5523 (const_vector_same_simm5_operand): Likewise.
5524 (const_vector_same_uimm5_operand): Likewise.
5525 (const_vector_same_uimm6_operand): Likewise.
5526 (const_vector_same_uimm8_operand): Likewise.
5527 (par_const_vector_shf_set_operand): Likewise.
5528 (reg_or_vector_same_val_operand): Likewise.
5529 (reg_or_vector_same_simm5_operand): Likewise.
5530 (reg_or_vector_same_uimm6_operand): Likewise.
5531 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5533 * doc/invoke.texi (-mmsa): Document new option.
5535 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5537 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5538 * configure: Regenerate.
5539 * config.in: Regenerate.
5540 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5542 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5543 (ENDFILE_VTV_SPEC): Define.
5545 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5547 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5548 registers in all interrupt handlers if necessary.
5549 (rl78_option_override): Add warning.
5550 (MUST_SAVE_MDUC_REGISTERS): New macro.
5551 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5552 * config/rl78/rl78.c (check_mduc_usage): New function.
5553 (mduc_regs): New structure to hold MDUC register data.
5554 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5555 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5556 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5557 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5558 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5559 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5561 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5563 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5564 (tree-ssa-loop-niter.h): Ditto.
5565 (idx_within_array_bound, ref_within_array_bound): New functions.
5566 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5567 Factor out check on writable base object to ...
5568 (base_object_writable): ... here.
5570 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5572 * config/arm/arm.md (probe_stack): Add modes to set source
5575 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5577 * regrename.c (base_reg_class_for_rename): New static function.
5578 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5580 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5582 * cgraph.c (thunk_adjust): Export.
5583 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5584 * cgraphunit.c (thunk_adjust): Export.
5585 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5587 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5589 * tree-inline.c (expand_call_inline): Expand thunks inline.
5591 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5594 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5595 (*sse2_vd_cvtss2sd): Ditto.
5596 * config/i386/i386.md
5597 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5598 Generate *sse2_vd_cvtsd2ss pattern.
5599 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5600 Generate *sse2_vd_cvtss2sd pattern.
5602 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5604 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5605 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5608 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5610 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5611 * config/sh/sh.c: Define and declare variables on first use throughout
5613 (current_function_interrupt): Change to bool type.
5614 (frame_insn): Rename to emit_frame_insn and update users.
5615 (push_regs): Use bool for 'interrupt_handler' argument.
5616 (save_schedule_s): Remove.
5617 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5618 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5619 targetm.asm_out.unaligned_op.di.
5620 (gen_far_branch): Remove redundant forward declaration.
5621 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5622 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5623 (sh_set_return_address, sh_function_ok_for_sibcall,
5624 scavenge_reg): Update comments.
5625 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5626 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5627 (sh_attr_renesas_p): Remove unnecessary parentheses.
5628 (branch_dest): Simplify.
5629 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5630 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5631 (CUMULATIVE_ARGS): Change macro to typedef.
5632 (current_function_interrupt): Change to bool type.
5633 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5634 Surround with __cplusplus ifdef.
5635 (sh_compare_op0, sh_compare_op1): Remove.
5636 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5638 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5640 * config/arm/arm.md: (arch): Add neon.
5641 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5642 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5643 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5644 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5645 attributes for alt renumbering. Mark alt 3 as non-predicable.
5646 (thumb2_movdf_vfp): Likewise.
5648 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5650 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5651 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5652 (*andqi_1): Add preferred_for_speed attribute to disparage
5653 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5654 (*<code>qi_1): Ditto.
5655 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5656 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5657 (*ashlqi3_1): Ditto.
5658 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5659 Add preferred_for_size attribute to disparage alternative 0 and
5660 preferred_for_speed attribute to disparage alternative 1 for
5661 TARGET_PARTIAL_REG_STALL targets.
5663 2016-05-07 Tom de Vries <tom@codesourcery.com>
5665 PR tree-optimization/70956
5666 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5669 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5671 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5672 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5673 * config/sh/sh.md (branch_zero): Remove define_attr.
5674 (define_delay): Disable delay slot if branch distance is one insn.
5676 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5678 * config/i386/i386.md (LEAMODE): New mode attribute.
5679 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5680 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5681 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5682 operand 2 predicate.
5683 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5684 (*lea<mode>_general_3): Ditto.
5685 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5687 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5689 * genmddump.c (main): Convert argv from char ** to const char **.
5691 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5693 * coretypes.h (OVERRIDE): New macro.
5696 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5698 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5699 allow coalescing if the types are compatible.
5701 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5703 * pass_manager.h (pass_manager::register_pass_name): New method.
5704 (pass_manager::get_pass_by_name): New method.
5705 (pass_manager::create_pass_tab): New method.
5706 (pass_manager::m_name_to_pass_map): New field.
5707 * passes.c (name_to_pass_map): Delete global in favor of field
5708 "m_name_to_pass_map" of pass_manager.
5709 (register_pass_name): Rename from a function to...
5710 (pass_manager::register_pass_name): ...this method, updating
5711 for renaming of global "name_to_pass_map" to field
5712 "m_name_to_pass_map".
5713 (create_pass_tab): Rename from a function to...
5714 (pass_manager::create_pass_tab): ...this method, updating
5715 for renaming of global "name_to_pass_map" to field.
5716 (get_pass_by_name): Rename from a function to...
5717 (pass_manager::get_pass_by_name): ...this method.
5718 (enable_disable_pass): Convert use of get_pass_by_name to
5719 a method call, locating the pass_manager singleton.
5721 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5723 * genattr-common.c (main): Convert argv from char ** to const char **.
5724 * genattr.c (main): Likewise.
5725 * genattrtab.c (main): Likewise.
5726 * genautomata.c (initiate_automaton_gen): Likewise.
5728 * gencodes.c (main): Likewise.
5729 * genconditions.c (main): Likewise.
5730 * genconfig.c (main): Likewise.
5731 * genconstants.c (main): Likewise.
5732 * genemit.c (main): Likewise.
5733 * genenums.c (main): Likewise.
5734 * genextract.c (main): Likewise.
5735 * genflags.c (main): Likewise.
5736 * genmddeps.c (main): Likewise.
5737 * genopinit.c (main): Likewise.
5738 * genoutput.c (main): Likewise.
5739 * genpeep.c (main): Likewise.
5740 * genpreds.c (main): Likewise.
5741 * genrecog.c (main): Likewise.
5742 * gensupport.c (init_rtx_reader_args_cb): Likewise.
5743 (init_rtx_reader_args): Likewise.
5744 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5745 (init_rtx_reader_args): Likewise.
5746 * gentarget-def.c (main): Likewise.
5747 * read-md.c (read_md_files): Likewise.
5748 * read-md.h (read_md_files): Likewise.
5750 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5752 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
5753 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
5754 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
5755 Remove unused predicate.
5756 (register_and_not_fp_reg_operand): Ditto.
5758 2016-05-06 Martin Liska <mliska@suse.cz>
5760 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
5761 instead of vec as the vector is local to the function.
5763 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5765 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
5766 avx512bw alternative.
5768 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
5769 before the ashr<mode>3 pattern.
5771 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
5772 v instead of x in vex or maybe_vex alternatives, use
5773 maybe_evex instead of vex in prefix.
5775 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
5776 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
5777 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
5778 in vex or maybe_vex alternatives, use maybe_evex instead of vex
5781 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
5782 v instead of x in vex or maybe_vex alternatives, use
5783 maybe_evex instead of vex in prefix.
5785 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
5786 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
5787 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
5788 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
5789 alternatives, use maybe_evex instead of vex in prefix.
5791 * config/i386/sse.md (vec_interleave_lowv4sf,
5792 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
5793 v instead of x in vex or maybe_vex alternatives, use
5794 maybe_evex instead of vex in prefix.
5796 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
5797 v instead of x in vex or maybe_vex alternatives, use
5798 maybe_evex instead of vex in prefix.
5800 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
5801 v constraint instead of x.
5803 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
5805 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
5806 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
5809 2016-05-06 Richard Biener <rguenther@suse.de>
5811 PR tree-optimization/70948
5812 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
5813 Properly clobber all fields of va_list for __builtin_va_start.
5815 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
5818 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
5819 loop latch destination.
5821 2016-05-06 Martin Liska <mliska@suse.cz>
5823 * tree-ssa-uninit.c: Apply manual changes
5824 to the GNU coding style.
5825 (prune_uninit_phi_opnds): Rename from
5826 prune_uninit_phi_opnds_in_unrealizable_paths.
5828 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5830 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
5831 mspace): Remove deprecated options.
5832 * doc/invoke.texi (SH options): Remove -mspace.
5834 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5836 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
5838 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5840 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
5841 corresponding combine split pattern.
5843 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5846 * config/sh/predicates.md (long_displacement_mem_operand): New.
5847 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
5848 Add movi20, movi20s alternatives. Adjust length attribute for
5850 (movsi_ie): Allow for any FPU. Adjust length attribute for
5852 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
5853 attribute for alternatives.
5854 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
5855 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
5856 length attribute for alternatives.
5858 2016-05-06 Richard Biener <rguenther@suse.de>
5860 PR tree-optimization/70960
5861 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
5863 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5866 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
5867 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
5869 2016-05-06 Marek Polacek <polacek@redhat.com>
5872 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
5874 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5877 * config/sh/sh.md (*rotcr): Add another variant.
5879 2016-05-06 Richard Biener <rguenther@suse.de>
5882 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
5884 2016-05-06 Richard Biener <rguenther@suse.de>
5887 * fold-const.c (split_tree): Always convert to the original type
5890 2016-05-06 Richard Biener <rguenther@suse.de>
5892 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
5893 (fwprop_addr): Likewise.
5895 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5898 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
5900 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
5901 * config/i386/i386.md (push mem splitter): Use find_constant_src in
5902 the splitter condition.
5903 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
5904 the splitter condition.
5905 (FP float_extend load splitter): Ditto.
5907 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
5909 * config/i386/i386.md (peehole2 patterns): Change true_regnum
5910 to REGNO in all peephole2 patterns.
5911 (post-reload splitters): Change true_regnum to REGNO in
5912 post-reload splitters.
5913 (zero_extend splitters): Use general_reg_operand and
5914 nonimmediate_gr_operand predicates.
5916 2016-05-05 Jakub Jelinek <jakub@redhat.com>
5918 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
5919 v constraint instead of x.
5921 2016-05-05 Alan Modra <amodra@gmail.com>
5924 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
5925 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
5926 TARGET_NO_FP_IN_TOC for -mrelocatable.
5927 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
5928 TARGET_RELOCATABLE test.
5929 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5930 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5931 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5932 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5933 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5934 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5935 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5936 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5937 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
5938 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5940 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
5941 (rs6000_stack_info): Likewise.
5942 (rs6000_elf_asm_out_constructor): Likewise.
5943 (rs6000_elf_asm_out_destructor): Likewise.
5944 (rs6000_elf_declare_function_name): Likewise.
5945 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
5946 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
5949 2016-05-05 Alan Modra <amodra@gmail.com>
5951 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
5953 2016-05-05 Alan Modra <amodra@gmail.com>
5955 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
5956 out-of-line gpr restore for one or two regs if that would add
5959 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
5962 * config/i386/i386.md
5963 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
5964 Change to post-epilogue_completed late splitter. Use sse_reg_operand
5965 as operand 0 predicate.
5966 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
5968 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
5969 Ditto. Emit the pattern using RTX.
5971 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
5972 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
5973 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
5974 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
5976 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
5977 sse_reg_operand as operand 0 predicate.
5979 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
5980 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
5981 instead of gen_rtx_REG.
5982 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
5985 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5987 * function.c (emit_use_return_register_into_block): Delete.
5988 (gen_return_pattern): Delete.
5989 (emit_return_into_block): Delete.
5990 (active_insn_between): Delete.
5991 (convert_jumps_to_returns): Delete.
5992 (emit_return_for_exit): Delete.
5993 (thread_prologue_and_epilogue_insns): Delete all code dealing with
5994 simple_return for shrink-wrapped blocks.
5995 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
5996 end of blocks that need one.
5997 (get_unconverted_simple_return): Delete.
5998 (convert_to_simple_return): Delete.
5999 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
6000 (convert_to_simple_return): Ditto.
6002 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6004 * cfgcleanup.c (bb_is_just_return): New function.
6005 (try_optimize_cfg): Simplify jumps to return, branches to return,
6006 and branches around return.
6008 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6010 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
6013 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6017 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
6018 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
6019 assert flags & OEP_HASH_CHECK, instead of asserting it
6020 never happens. Handle TARGET_EXPR.
6021 * fold-const.c (operand_equal_p): For hash verification,
6022 or in OEP_HASH_CHECK into flags.
6024 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
6026 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
6028 (compute_samebase_partition_bases): Fix typo.
6030 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6032 * config/i386/sse.md (vec_interleave_highv8sf,
6033 vec_interleave_lowv8sf, vec_interleave_highv4df,
6034 vec_interleave_lowv4df): Remove constraints from expanders.
6036 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
6038 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6040 * tree-inline.c (expand_call_inline): Fix path dealing with
6041 making lhs of call statement undefined.
6043 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6045 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
6046 Check availability on NODE, too.
6047 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
6048 (cgraph_node::call_for_symbol_and_aliases): Likewise.
6049 (varpool_node::call_for_symbol_and_aliase): Likewise.
6050 * ipa-pure-const.c (add_new_function): Analyze all bodies.
6051 (propagate_pure_const): Propagate across interposable functions, too.
6052 (skip_function_for_local_pure_const): Do not skip interposable bodies
6054 (pass_local_pure_const::execute): Update.
6056 2016-05-04 Marek Polacek <polacek@redhat.com>
6058 * doc/invoke.texi: Document -Wdangling-else.
6060 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6062 * config.gcc: Error out when conflicting multilib is detected. Do not
6063 loop over multilibs since no combination is legal.
6065 2016-05-04 Alan Modra <amodra@gmail.com>
6067 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
6068 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
6069 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6072 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
6074 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
6075 Clean up p5600 comments.
6077 2016-05-04 Richard Biener <rguenther@suse.de>
6079 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
6080 constructor simplifications.
6081 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
6083 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
6085 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
6086 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
6087 result.set_rtx is null instead of aborting.
6088 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
6090 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
6091 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
6092 *mov<mode>_store_postinc): New patterns.
6094 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
6096 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
6097 as commutative. Check both conversions are NOP.
6098 ((A & B) OP (C & B)): Remove.
6100 2016-05-04 Alan Modra <amodra@gmail.com>
6102 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
6104 2016-05-04 Alan Modra <amodra@gmail.com>
6107 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
6108 when cr2,3,4 are all fixed regs.
6110 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
6112 PR rtl-optimization/57193
6113 * opts.c (default_options_table): Revert OPT_frename_registers change.
6114 * doc/invoke.texi (-frename-registers, -O2): Likewise.
6116 2016-05-03 Martin Sebor <msebor@redhat.com>
6119 * builtins.c (fold_builtin_FILE): New function.
6120 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
6121 (fold_builtin_0): Call them.
6122 * gimplify.c (gimplify_call_expr): Remove the handling of
6123 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
6126 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
6127 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
6131 * doc/extend.texi (Function Names as Strings): Update __func__,
6132 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
6135 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6136 Richard Biener <rguenther@suse.de>
6138 PR tree-optimization/70916
6139 * tree-if-conv.c: Include cfganal.h.
6140 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
6141 and remove_fake_exit_edges around the optimization pass.
6143 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
6145 * cgraph.c (symbol_table::create_edge): Set inline_failed.
6146 (cgraph_edge::make_direct): Likewise.
6147 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
6148 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
6149 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
6150 (CIF_THUNK): New code.
6151 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
6152 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
6153 (compute_inline_parameters): Set inline_failed for thunks.
6154 (inline_analyze_function): Cleanup.
6155 * ipa-inline.c (can_inline_edge_p): Do not deal with
6156 call_stmt_cannot_inline_p.
6157 (can_early_inline_edge_p): Likewise.
6158 (early_inliner): Initialize inline_failed.
6159 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
6161 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
6163 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
6164 from nonimm_ssenomem_operand.
6165 (nonimm_ssenomem_operand): New predicate.
6166 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
6167 as operand 0 predicate.
6168 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
6169 Disable unsupported alternatives using "enabled" attribute.
6170 Use register_ssemem_operand as operand 0 predicate.
6171 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
6173 2016-05-03 Marek Polacek <polacek@redhat.com>
6176 * input.c (expansion_point_location): New function.
6177 * input.h (expansion_point_location): Declare.
6179 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6181 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6182 occurence with frame_offset_ ones.
6184 2016-05-03 Alan Modra <amodra@gmail.com>
6186 PR rtl-optimization/70890
6187 * ira.c (combine_and_move_insns): When moving def_insn, remove
6190 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6192 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6193 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6194 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6195 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6197 2016-05-03 Alan Modra <amodra@gmail.com>
6199 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6200 for SAVE_MULTIPLE/STORE_MULTIPLE.
6202 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6204 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6205 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6207 2016-05-03 Richard Biener <rguenther@suse.de>
6209 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6211 (gimplify_arg): Likewise.
6212 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6213 re-writing the result to a decl if required.
6214 (internal_get_tmp_var): Add allow_ssa parameter
6215 and override into_ssa with it.
6216 (get_formal_tmp_var): Adjust.
6217 (get_initialized_tmp_var): Add allow_ssa parameter.
6218 (gimplify_arg): Add allow_ssa parameter and avoid generating
6219 SSA names for the result false.
6220 (gimplify_call_expr): If the call may return twice do not
6221 gimplify parameters into SSA.
6222 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6223 (gimplify_modify_expr): Adjust assert. For noreturn calls
6224 with a SSA name LHS adjust its def.
6225 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6226 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6227 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6228 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6229 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6230 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6231 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6232 (optimize_target_teams): Do not allow SSA names for clause operands.
6233 (gimplify_expr): Likewise for where we mark the result addressable.
6234 * passes.def (pass_init_datastructures): Remove.
6235 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6236 (rewrite_stmt): Likewise.
6237 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6238 (replace_locals_op): Replace SSA names.
6239 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6240 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6241 * cgraph.c (release_function_body): Free CFG annotations only
6242 when we have a CFG. Simplify.
6243 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6244 force_gimple_operand instead of get_initialized_tmp_var.
6245 * tree-pass.h (make_pass_init_datastructures): Remove.
6246 * tree-ssa.c (execute_init_datastructures): Remove.
6247 (pass_data_init_datastructures): Likewise.
6248 (class pass_init_datastructures): Likewise.
6249 (make_pass_init_datastructures): Likewise.
6250 * omp-low.c (create_omp_child_function): Init SSA data structures.
6251 (grid_expand_target_grid_body): Likewise.
6252 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6253 name before adding it to names_to_release.
6254 (remove_bb): Always release SSA defs.
6255 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6256 before dereferencing it.
6257 * cgraphunit.c (init_lowered_empty_function): Always
6258 int SSA data structures.
6259 * tree-ssanames.c (release_defs): Remove assert that we are in
6261 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6263 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6264 Uros Bizjak <ubizjak@gmail.com>
6266 PR rtl-optimization/70467
6267 * config/i386/predicates.md (x86_64_hilo_int_operand,
6268 x86_64_hilo_general_operand): New predicates.
6269 * config/i386/constraints.md (Wd): New constraint.
6270 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6271 (general_hilo_operand): New mode attr.
6272 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6273 instead of <general_operand>.
6274 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6275 x86_64_hilo_general_operand instead of <general_operand>.
6277 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6279 PR tree-optimization/70916
6280 * tree-if-conv.c (constant_or_ssa_name): Removed.
6281 (fold_build_cond_expr): Use is_gimple_val instead of
6282 constant_or_ssa_name.
6284 PR tree-optimization/70916
6285 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6286 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6289 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6290 (optimize_atomic_bit_test_and): New function.
6291 (pass_fold_builtins::execute): Use it.
6292 * optabs.def (atomic_bit_test_and_set_optab,
6293 atomic_bit_test_and_complement_optab,
6294 atomic_bit_test_and_reset_optab): New optabs.
6295 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6296 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6297 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6298 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6299 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6300 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6301 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6302 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6303 atomic_bit_test_and_complement@var{mode},
6304 atomic_bit_test_and_reset@var{mode}): Document.
6305 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6306 atomic_bit_test_and_complement<mode>,
6307 atomic_bit_test_and_reset<mode>): New expanders.
6308 (atomic_bit_test_and_set<mode>_1,
6309 atomic_bit_test_and_complement<mode>_1,
6310 atomic_bit_test_and_reset<mode>_1): New insns.
6312 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6314 PR rtl-optimization/70687
6315 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6316 instead of unsigned HOST_WIDE_INT.
6318 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6320 PR rtl-optimization/44281
6321 * hard-reg-set.h (struct target_hard_regs): New field
6322 x_fixed_nonglobal_reg_set.
6323 (fixed_nonglobal_reg_set): New macro.
6324 * reginfo.c (init_reg_sets_1): Initialize it.
6325 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6327 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6329 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6331 PR tree-optimization/56541
6332 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6333 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6334 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6335 (any_complicated_phi): new static variable.
6336 (aggressive_if_conv): delete.
6337 (if_convertible_phi_p): support phis with more than two arguments.
6338 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6339 critical pred edges.
6340 (ifcvt_split_critical_edges): support phis with more than two
6341 arguments by checking new parameter. only split critical edges
6343 (tree_if_conversion): handle simd pragma marked loop using new
6344 local variable aggressive_if_conv. check any_complicated_phi.
6346 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6348 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6351 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6353 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6356 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6358 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6359 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6360 define_insn_and_split.
6361 (mulsi3_i): New define_insn_and_split.
6362 (mulsi3_call): Convert to define_insn.
6363 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6366 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6368 * machmode.h (mode_complex): Add support to give the complex mode
6370 (GET_MODE_COMPLEX_MODE): Likewise.
6371 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6372 stored by build_complex_type and gfc_build_complex_type instead of
6373 trying to figure out the appropriate mode based on the size. Raise
6374 an assertion error, if the type was not set.
6375 * genmodes.c (struct mode_data): Add field for the complex type of
6377 (blank_mode): Likewise.
6378 (make_complex_modes): Remember the complex mode created in the
6380 (emit_mode_complex): Write out the mode_complex array to map a
6381 type mode to the complex version.
6382 (emit_insn_modes_c): Likewise.
6383 * tree.c (build_complex_type): Set the complex type to use before
6384 calling layout_type.
6385 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6386 support for __float128 complex datatypes.
6387 (rs6000_hard_regno_mode_ok): Likewise.
6388 (rs6000_setup_reg_addr_masks): Likewise.
6389 (rs6000_complex_function_value): Likewise.
6390 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6391 __float128 and __ibm128 complex.
6392 (FLOAT128_IBM_P): Likewise.
6393 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6394 * doc/extend.texi (Additional Floating Types): Document that
6395 -mfloat128 must be used to enable __float128. Document complex
6396 __float128 and __ibm128 support.
6398 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6401 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6402 char/short arguments promoted to int because of promote_prototypes.
6404 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6406 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6407 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6408 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6409 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6410 alternatives using "enabled" attribute. Use register_ssemem_operand
6411 as operand 1 predicate.
6412 (*cmpi<unord>xf_i387): Split XFmode pattern from
6413 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6414 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6415 *absneg<mode>2_i387. Disable unsupported alternatives using
6416 "enabled" attribute.
6417 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6419 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6421 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6423 (oacc_loop_process): Check mask for loop termination.
6425 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6427 * cif-code.def (CIF_THUNK): Add.
6428 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6431 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6433 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6434 (dump_inline_summary): Dump it.
6435 (fp_expression_p): New predicate.
6436 (estimate_function_body_sizes): Use it.
6437 (inline_merge_summary): Merge fp_expressions.
6438 (inline_read_section): Read fp_expressions.
6439 (inline_write_summary): Write fp_expressions.
6440 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6441 codegen boundary if either caller or callee is !fp_expressions.
6442 * ipa-inline.h (inline_summary): Add fp_expressions.
6443 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6444 to fp_expressions be sure the fp generation flags are updated.
6446 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6448 PR rtl-optimization/70467
6449 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6451 PR rtl-optimization/70467
6452 * ipa-pure-const.c (check_call): Handle internal calls even in
6453 ipa mode like in local mode.
6455 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6457 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6459 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6461 * match.pd (X u< X, X u> X): New transformations.
6463 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6465 * flag-types.h (enum warn_strict_overflow_code): Move ...
6466 * coretypes.h: ... here.
6467 * fold-const.h (fold_overflow_warning): Declare.
6468 * fold-const.c (fold_overflow_warning): Make non-static.
6469 (fold_comparison): Move the transformation of X +- C1 CMP C2
6470 into X CMP C2 -+ C1 ...
6471 * match.pd: ... here.
6472 * gimple-fold.c (fold_stmt_1): Protect with
6473 fold_defer_overflow_warnings.
6475 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6477 * omp-low.c (struct oacc_loop): Add 'inner' field.
6478 (new_oacc_loop_raw): Initialize it to zero.
6479 (oacc_loop_fixed_partitions): Initialize it.
6480 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6481 available partitioning.
6483 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6485 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6487 (umulsidi3): Likewise.
6488 (indirect_jump): Fix jump instruction assembly patterns.
6490 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6493 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6494 (nvptx_function_value): Assert non-NULL cfun.
6496 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6498 PR rtl-optimization/70886
6499 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6501 * cselib.h (rtx_equal_for_cselib_1): Declare.
6502 (rtx_equal_for_cselib_p: New inline function.
6503 * cselib.c (rtx_equal_for_cselib_p): Delete.
6504 (rtx_equal_for_cselib_1): Make public.
6506 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6508 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6509 (register_mixssei387nonimm_operand): Remove predicate.
6510 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6511 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6512 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6513 for TARGET_MIX_SSE_I387 alternatives.
6514 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6515 Disable unsupported alternatives using "enabled" attribute. Use
6516 nonimm_ssenomem_operand as operand 1 predicate. Also check
6517 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6519 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6521 * tree.c (cst_and_fits_in_hwi): Simplify.
6523 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6525 * tree.h (wi::to_wide): New function.
6526 * expr.c (expand_expr_real_1): Use wi::to_wide.
6527 * fold-const.c (int_const_binop_1): Likewise.
6528 (extract_muldiv_1): Likewise.
6530 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6532 * wide-int.h: Update offset_int and widest_int documentation.
6533 (WI_SIGNED_SHIFT_RESULT): New macro.
6534 (wi::binary_shift): Define signed_shift_result_type for
6535 shifts on offset_int- and widest_int-like types.
6536 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6537 * tree.h (int_bit_position): Use shift operators instead of wi::
6539 * alias.c (adjust_offset_for_component_ref): Likewise.
6540 * expr.c (get_inner_reference): Likewise.
6541 * fold-const.c (fold_comparison): Likewise.
6542 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6543 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6544 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6545 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6546 (stmt_kills_ref_p): Likewise.
6547 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6548 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6549 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6550 (ao_ref_init_from_vn_reference): Likewise.
6552 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6554 * wide-int.h: Update offset_int and widest_int documentation.
6555 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6556 (wi::binary_traits): Allow ordered comparisons between offset_int and
6557 offset_int, between widest_int and widest_int, and between either
6558 of these types and basic C types.
6559 (operator <, <=, >, >=): Define for the same combinations.
6560 * tree.h (tree_int_cst_lt): Use comparison operators instead
6561 of wi:: comparisons.
6562 (tree_int_cst_le): Likewise.
6563 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6564 (fold_nonarray_ctor_reference): Likewise.
6565 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6566 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6567 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6568 * tree-sra.c (completely_scalarize): Likewise.
6569 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6570 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6571 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6572 (check_for_binary_op_overflow): Likewise.
6573 (search_for_addr_array): Likewise.
6574 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6576 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6578 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6579 (arc_save_restore): Likewise.
6580 (arc_dwarf_register_span): Likewise.
6581 (arc_output_pic_addr_const): Initialize suffix variable.
6583 2016-05-02 Martin Liska <mliska@suse.cz>
6585 * symbol-summary.h (function_summary::function_summary):
6586 Remove checking assert for all cgraph nodes.
6587 (function_summary::get): Check summary_uid.
6588 (symtab_insertion): Check summary_uid.
6590 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6592 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6593 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6595 (arc_dwarf_register_span): Remove enum keyword.
6596 (compact_memory_operand_p): New function.
6597 * config/arc/arc.h (reg_class): Add code density register classes.
6598 (REG_CLASS_NAMES): Likewise.
6599 (REG_CLASS_CONTENTS): Likewise.
6600 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6601 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6602 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6603 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6604 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6606 (h, Rcd, Rsd, Rzd): New register constraints.
6607 (T): Use compact_memory_operand_p function.
6608 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6610 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6612 * config/sh/sh.md (*negnegt, *movtt): Remove.
6614 2016-05-02 Marek Polacek <polacek@redhat.com>
6615 Tom de Vries <tom@codesourcery.com>
6617 PR tree-optimization/70700
6618 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6619 bigger than FIRST_REF_NODE.
6621 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6624 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6626 (prepare_cbranch_operands): Don't use scratch register. Assume that
6627 function is used when pseudos can be created.
6628 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6629 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6630 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6631 define_expand. Allow it only when pseudos can be created.
6632 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6634 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6636 * config/i386/constraints.md (BC): Only allow -1 operands.
6637 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6638 Add "enabled" attribute. Update XI mode attribute calculation.
6639 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6640 (*movoi_internal_avx): Update XI mode attribute calculation.
6641 (*movti_internal): Ditto.
6643 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6645 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6646 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6648 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6650 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6651 statement on instruction code. Remove trailing spaces.
6652 (altivec_expand_stv_builtin): Likewise.
6654 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6656 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6657 (TARGET_FPU_DOUBLE): Simplify.
6658 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6659 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6660 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6661 with 'TARGET_FPU_DOUBLE'.
6662 * config/sh/sh.md: Likewise.
6664 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6666 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6667 SH_DIV_STR_FOR_SIZE): Remove.
6668 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6669 SH_DIV_STR_FOR_SIZE): Remove.
6671 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6673 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6674 logical_reg_operand): Delete.
6675 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6676 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6677 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6678 match_operand and match_test.
6679 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6680 variables on their first use. Return bool values.
6681 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6682 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6683 arith_reg_operand for input operand. Remove empty constraints.
6685 (*xorsi3_compact): Rename to xorsi3.
6686 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6687 (*zero_extend<mode>si2_disp_mem): Update comment.
6690 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6692 * config/sh/t-sh: Remove SH5 support.
6693 * config.gcc: Likewise.
6694 * configure: Likewise.
6696 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6698 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6700 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6702 * config/sh/sh.c (register_sh_passes, sh_option_override,
6703 sh_print_operand, prepare_move_operands,
6704 sh_can_follow_jump): Remove TARGET_SH1 checks.
6705 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6706 PROMOTE_MODE): Likewise.
6707 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6710 2016-04-30 Alan Modra <amodra@gmail.com>
6712 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6713 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6714 Check for user regs later to avoid unnecessary looping over regs.
6715 Merge user reg check with non-saved reg check. Don't force
6716 inline VR restore when static chain used.
6717 (rs6000_frame_related): Omit eh_frame info for user regs when
6719 (fixed_regs_p): Delete.
6721 2016-04-30 Alan Modra <amodra@gmail.com>
6723 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
6724 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
6727 2016-04-30 Alan Modra <amodra@gmail.com>
6730 * config/rs6000/rs6000.c (fixed_reg_p): New function.
6731 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
6734 2016-04-30 Alan Modra <amodra@gmail.com>
6736 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6737 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
6738 flag_pic test for Darwin.
6740 2016-04-30 Alan Modra <amodra@gmail.com>
6742 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
6743 throw_calls_crossed.
6744 (REG_FREQ_CALLS_CROSSED): Delete.
6745 (REG_N_THROWING_CALLS_CROSSED): Delete.
6746 * regstat.c (regstat_bb_compute_ri): Don't calculate
6747 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
6748 (dump_reg_info): Don't print call cross frequency.
6749 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
6750 and REG_N_THROWING_CALLS_CROSSED.
6752 2016-04-30 Alan Modra <amodra@gmail.com>
6754 * regs.h (struct reg_info_t): Delete live_length.
6755 (REG_LIVE_LENGTH): Delete macro.
6756 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
6757 local_live, local_processed and local_live_last_luid params.
6758 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
6760 (regstat_compute_ri): Adjust for above. Don't set
6762 (dump_reg_info): Don't print live length.
6763 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
6764 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
6765 Localize loop_depth var.
6767 2016-04-30 Alan Modra <amodra@gmail.com>
6769 * ira.c (enum valid_equiv): New.
6770 (validate_equiv_mem): Return enum.
6771 (update_equiv_mem): Create replacement in more cases.
6772 (add_store_equivs): Update validate_equiv_mem call.
6774 2016-04-30 Alan Modra <amodra@gmail.com>
6776 * ira.c (combine_and_move_insns): Rather than scanning insns,
6777 use DF infrastucture to find use and def insns.
6779 2016-04-30 Alan Modra <amodra@gmail.com>
6781 ira.c (combine_and_move_insns): Move invariant conditions..
6782 (ira.c): ..to here. Call combine_and_move_insns before
6783 add_store_equivs. Call grow_reg_equivs later. Allocate
6784 req_equiv later using max_reg_num() rather than global max_regno.
6785 (contains_replace_regs): Delete.
6786 (add_store_equivs): Remove contains_replace_regs test.
6788 2016-04-30 Alan Modra <amodra@gmail.com>
6790 * ira.c (struct equiv_mem_data): New.
6791 (equiv_mem, equiv_mem_modified): Delete static vars.
6792 (validate_equiv_mem_from_store): Use "data" param to communicate..
6793 (validate_equiv_mem): ..from here.
6795 2016-04-30 Alan Modra <amodra@gmail.com>
6797 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
6799 (update_reg_equivs): ..here. Move allocation and freeing of
6800 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
6801 end_alias_analysis to..
6804 2016-04-30 Alan Modra <amodra@gmail.com>
6806 * ira.c (pdx_subregs): Delete.
6807 (struct equivalence): Add pdx_subregs field.
6808 (set_paradoxical_subreg): Remove pdx_subregs param. Update
6810 (update_equiv_regs): Don't create or free pdx_subregs. Update
6813 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6815 * config/rs6000/altivec.h: Change definitions of vec_xl and
6817 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
6818 (LD_ELEMREV_V2DI): New.
6819 (LD_ELEMREV_V4SF): New.
6820 (LD_ELEMREV_V4SI): New.
6821 (LD_ELEMREV_V8HI): New.
6822 (LD_ELEMREV_V16QI): New.
6823 (ST_ELEMREV_V2DF): New.
6824 (ST_ELEMREV_V2DI): New.
6825 (ST_ELEMREV_V4SF): New.
6826 (ST_ELEMREV_V4SI): New.
6827 (ST_ELEMREV_V8HI): New.
6828 (ST_ELEMREV_V16QI): New.
6831 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6832 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
6833 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
6834 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
6835 (altivec_expand_builtin): Add handling for
6836 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
6837 (rs6000_invalid_builtin): Add error-checking for
6838 RS6000_BTM_P9_VECTOR.
6839 (altivec_init_builtins): Define builtins used to implement vec_xl
6841 (rs6000_builtin_mask_names): Define power9-vector.
6842 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
6843 (RS6000_BTM_P9_VECTOR): Define.
6844 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
6845 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
6846 (vsx_ld_elemrev_v2df): Likewise.
6847 (vsx_ld_elemrev_v4sf): Likewise.
6848 (vsx_ld_elemrev_v4si): Likewise.
6849 (vsx_ld_elemrev_v8hi): Likewise.
6850 (vsx_ld_elemrev_v16qi): Likewise.
6851 (vsx_st_elemrev_v2df): Likewise.
6852 (vsx_st_elemrev_v2di): Likewise.
6853 (vsx_st_elemrev_v4sf): Likewise.
6854 (vsx_st_elemrev_v4si): Likewise.
6855 (vsx_st_elemrev_v8hi): Likewise.
6856 (vsx_st_elemrev_v16qi): Likewise.
6857 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
6860 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
6862 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
6864 (simplify_control_stmt_condition_1): ... here. Recurse into
6865 BIT_AND_EXPRs and BIT_IOR_EXPRs.
6867 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
6870 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
6871 (zero_extendqi<mode>2_dot): Revert earlier conversion from
6872 define_insn_and_split to define_insn.
6873 (zero_extendqi<mode>2_dot2): Same.
6874 (extendqi<mode>2_dot): Same.
6875 (extendqi<mode>2_dot2): Same.
6877 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6879 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
6880 (probe_stack): New expander.
6881 (probe_stack_<mode>): New insn pattern.
6883 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6885 * config/i386/i386.md
6886 (operations with memory inputs setting flags peephole2):
6887 Remove uneeded REG_P checks. Cleanup pattern generation.
6889 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
6891 * tree-vect-loop.c (vect_transform_loop): Fix
6892 nb_iterations_upper_bound computation for vectorized loop.
6894 2016-04-29 Marek Polacek <polacek@redhat.com>
6895 Jakub Jelinek <jakub@redhat.com>
6898 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
6899 TARGET_EXPR_SLOT as a base.
6901 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
6903 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
6904 with 'rCm2' constraints to limit possible immediate size.
6905 (*load_zeroextendqisi_update): Likewise.
6906 (*load_signextendqisi_update): Likewise.
6907 (*loadhi_update): Likewise.
6908 (*load_zeroextendhisi_update): Likewise.
6909 (*load_signextendhisi_update): Likewise.
6910 (*loadsi_update): Likewise.
6911 (*loadsf_update): Likewise.
6913 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6915 * config/i386/predicates.md (constm1_operand): Fix comparison.
6917 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6919 * testsuite/gcc.target/arc/ieee_eq.c: New test.
6921 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
6923 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
6924 remaining SH5 related settings.
6925 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
6926 shmedia_prepare_call_address): Delete.
6927 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
6928 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
6929 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
6930 UNSUPPORTED_SH2A): Remove m5 checks.
6931 (sh_divide_strategy_e): Remove SH5 division strategies.
6932 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
6933 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
6935 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6937 * config/s390/s390.c (s390_rtx_costs): Update documentation.
6939 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6941 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
6942 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
6944 * config/s390/vector.md ("mov<mode>"): Likewise.
6946 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
6948 * config/s390/constraints.md ("U", "W"): Invoke
6949 s390_mem_constraint with "ZR" and "ZT".
6950 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
6951 addresses when using LRA. Accept also short displacements for S
6952 and T constraints. Do not check for long displacement target for
6953 S and T constraints.
6954 (s390_mem_constraint): Remove handling of U and W constraints.
6955 * config/s390/s390.md (various patterns): Remove the short
6956 displacement constraints (Q and R) if a long displacement
6957 constraint is present. Add longdisp as required CPU capability.
6958 * config/s390/vector.md: Likewise.
6959 * config/s390/vx-builtins.md: Likewise.
6961 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6964 * reload1.c (reload): Call finish_spills before
6965 restarting reload loop. Skip select_reload_regs
6966 if update_eliminables_and_spill returns true.
6968 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6970 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
6971 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
6972 (umulhisi3_imm): Update predicates and constraint letters.
6973 (umulhisi3_reg): Declare instruction as commutative.
6974 * config/arc/constraints.md (J12, J16): New constraints.
6975 * config/arc/predicates.md (short_unsigned_const_operand): New
6977 (arc_short_operand): Likewise.
6978 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
6980 2016-04-29 Richard Biener <rguenther@suse.de>
6982 PR tree-optimization/13962
6983 PR tree-optimization/65686
6984 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
6985 * tree-ssa-alias.c (ptrs_compare_unequal): New function
6986 using PTA to compare pointers.
6987 * match.pd: Add pattern for pointer equality compare simplification
6988 using ptrs_compare_unequal.
6990 2016-04-29 Richard Biener <rguenther@suse.de>
6992 * stor-layout.c (layout_type): Do not build a pointer-to-element
6995 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6997 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
6998 Use SWI mode iterator. Use general_reg_operand predicate.
6999 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
7000 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
7003 2016-04-29 Jakub Jelinek <jakub@redhat.com>
7006 * fold-const.c (operand_equal_p): Don't verify hash value equality
7008 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
7011 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7014 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
7015 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
7016 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
7017 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
7018 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
7020 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7022 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
7023 to info. Don't initialize separate fields to 0. Clean up
7026 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7028 * config/i386/i386.md (peephole2s for operations with memory inputs):
7029 Use SWI mode iterator.
7030 (peephole2s for operations with memory outputs): Ditto.
7031 Do not check for stack checking probe.
7033 (probe_stack): Remove expander.
7035 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7036 Andrew Burgess <andrew.burgess@embecosm.com>
7038 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
7039 operands as 32-bits.
7041 2016-04-28 Jason Merrill <jason@redhat.com>
7043 * gdbinit.in: Skip line-map.h.
7045 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7046 Andrew Burgess <andrew.burgess@embecosm.com>
7048 * config/arc/arc.c (arc_conditional_register_usage): Take
7049 TARGET_RRQ_CLASS into account.
7050 (arc_print_operand): Support printing 'p' and 's' operands.
7051 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
7053 (TARGET_RRQ_CLASS): Define.
7054 (IS_POWEROF2_OR_0_P): Define.
7055 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
7057 (*tst_movb): New define_insn.
7058 (*tst): Avoid recognition if it could prevent '*tst_movb'
7059 combination; replace c/CnL with c/Chs alternative.
7060 (*tst_bitfield_tst): New define_insn.
7061 (*tst_bitfield_asr): New define_insn.
7062 (*tst_bitfield): New define_insn.
7063 (andsi3_i): Add Rrq variant.
7064 (extzv): New define_expand.
7065 (insv): New define_expand.
7066 (*insv_i): New define_insn.
7067 (*movb): New define_insn.
7068 (*movb_signed): New define_insn.
7069 (*movb_high): New define_insn.
7070 (*movb_high_signed): New define_insn.
7071 (*movb_high_signed + 1): New define_split pattern.
7072 (*mrgb): New define_insn.
7073 (*mrgb + 1): New define_peephole2 pattern.
7074 (*mrgb + 2): New define_peephole2 pattern.
7075 * config/arc/arc.opt (mbitops): New option for nps400, uses
7076 TARGET_NPS_BITOPS_DEFAULT.
7077 * config/arc/constraints.md (q): Make register class conditional.
7078 (Rrq): New register constraint.
7079 (Chs): New constraint.
7080 (Clo): New constraint.
7081 (Chi): New constraint.
7082 (Cbf): New constraint.
7083 (Cbn): New constraint.
7084 (C18): New constraint.
7085 (Cbi): New constraint.
7087 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7089 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
7091 (bitmap_intersection_of_preds): Ditto.
7092 (bitmap_union_of_succs): Ditto.
7093 (bitmap_union_of_preds): Ditto.
7094 * sbitmap.c (do_popcount): Delete.
7095 (BITMAP_DEBUGGING): Delete.
7096 (sbitmap_verify_popcount): Delete.
7097 (sbitmap_alloc): Don't initialize the popcount field.
7098 (sbitmap_alloc_with_popcount): Delete.
7099 (sbitmap_resize): Don't resize the popcount array.
7100 (sbitmap_vector_alloc): Don't initialize the popcount field.
7101 (bitmap_copy): Don't copy the popcount array.
7102 (bitmap_clear): Don't clear the popcount array.
7103 (bitmap_clear): Delete the popcount array handling.
7104 (bitmap_ior_and_compl): Delete the popcount assert.
7105 (bitmap_not): Ditto.
7106 (bitmap_and_compl): Ditto.
7107 (bitmap_and): Delete the popcount array handling.
7108 (bitmap_xor): Ditto.
7109 (bitmap_ior): Ditto.
7110 (bitmap_or_and): Delete the popcount assert.
7111 (bitmap_and_or): Ditto.
7112 (popcount_table): Delete.
7113 (sbitmap_elt_popcount): Delete.
7114 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
7115 (bitmap_set_bit): Delete the popcount assert.
7116 (bitmap_clear_bit): Ditto.
7117 (sbitmap_free): Don't free the popcount array.
7118 (sbitmap_alloc_with_popcount): Delete declaration.
7119 (sbitmap_popcount): Ditto.
7121 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7122 Andrew Burgess <andrew.burgess@embecosm.com>
7124 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
7125 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
7126 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
7127 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
7128 * config/arc/arc.opt (mcmem): New option.
7129 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
7130 supply length for r/m alternative.
7131 (*extendqisi2_ac): Likewise.
7132 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
7134 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
7135 (movhi_insn): Likewise.
7136 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
7137 (*zero_extendqihi2_i): Add r/Ucm alternative.
7138 (*zero_extendqisi2_ac): Likewise.
7139 (*zero_extendhisi2_i): Likewise.
7140 * config/arc/constraints.md (Uex): New memory constraint.
7141 (Ucm): New define_constraint.
7142 * config/arc/predicates.md (long_immediate_loadstore_operand):
7143 Return 0 for MEM with cmem_address address.
7144 (cmem_address_0): New predicates.
7145 (cmem_address_1): Likewise.
7146 (cmem_address_2): Likewise.
7147 (cmem_address): Likewise.
7149 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7151 * config/rs6000/rs6000.c (machine_function): Rename
7152 insn_chain_scanned_p to spe_insn_chain_scanned_p.
7153 (rs6000_stack_info): Adjust.
7155 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7156 Andrew Burgess <andrew.burgess@embecosm.com>
7158 * config/arc/constraints.md (Usd): Convert to define_constraint.
7162 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7165 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
7166 Add new peephole2 where the first insn is *mov<mode>_or instead of
7167 *mov<mode>_internal.
7169 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
7171 * tracer.c (bb_seen): Make static.
7173 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7175 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7176 support, setup defaults.
7177 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7178 * config/arc/arc.c (arc_init): Add NPS400 support.
7179 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7180 (TARGET_ARC700): NPS400 is also an ARC700.
7181 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7183 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7186 * config/nds32/nds32.md (casesi): Don't access the operands array
7189 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7191 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7192 (or $-1,reg peephole2): Ditto.
7193 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7195 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7197 * doc/extend.texi (Common Function Attributes) [optimize]:
7198 Discourage use of the optimize attribute.
7200 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7202 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7203 special case builtin.
7204 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7205 ALTIVEC_BUILTIN_VEC_ADDE.
7206 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7207 support for ALTIVEC_BUILTIN_VEC_ADDE.
7208 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7209 for __builtin_vec_adde.
7211 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7213 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7214 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7216 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7219 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7220 attributes): Document cilkplus_runtime.
7222 2016-04-28 Martin Jambor <mjambor@suse.cz>
7224 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7225 this function. Call verify_expr on MEM_REFs and bases of other
7228 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7230 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7231 for WORD_REGISTER_OPERATIONS to runtime check.
7233 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7235 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7237 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7239 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7240 big-endian compilation.
7241 * config/arc/arc.md (addf3): Likewise.
7245 2016-04-28 Richard Biener <rguenther@suse.de>
7247 PR tree-optimization/70840
7248 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7249 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7250 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7251 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7253 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7255 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7256 and explain why in a comment.
7258 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7260 * config/arc/arc.md (cpu_facility): Add fpx variant.
7261 (subdf3): Prohibit use reverse sub when assist operations option
7263 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7264 instructions only when FPX is enabled.
7265 * testsuite/gcc.target/arc/trsub.c: New test.
7267 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7269 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7270 mult_operator when calculating "type" attribute.
7271 (*fop_<mode>_1_i387): Ditto.
7272 (*fop_xf_1_i387): Ditto.
7273 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7274 Use std::swap to swap operands. Use RTL expressions to generate
7277 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7278 Joern Rennecke <joern.rennecke@embecosm.com>
7280 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7282 (emit_pic_move): Remove.
7283 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7284 * config/arc/arc.c (emit_pic_move): Removed.
7285 (TARGET_HAVE_TLS): Define.
7286 (arc_conditional_register_usage): Test for arc_tp_regno.
7287 (arc_print_operand, arc_print_operand_address): Handle TLS
7289 (arc_needs_pcl_p): New function.
7290 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7291 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7292 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7293 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7294 (arc_legitimize_tls_address): Likewise.
7295 (DTPOFF_ZERO_SYM): Define.
7296 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7297 (arc_output_pic_addr_const): Print TLS unspecs.
7298 (prepare_pic_move): New function, replaces emit_pic_move.
7299 (arc_legitimate_constant_p): Handle TLS unspecs.
7300 (arc_legitimate_address_p): Likewise.
7301 (arc_rewrite_small_data_p): Use assert for TLS constants.
7302 (prepare_move_operands): Use prepare_pic_move.
7303 (arc_legitimize_address): Legitimize tls addresses.
7304 (arc_epilogue_uses): Check for arc_tp_regno.
7305 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7306 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7308 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7310 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7311 %(arc_tls_extra_start_spec).
7312 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7313 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7315 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7316 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7317 (UNSPEC_TLS_OFF): Add.
7319 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7320 (get_thread_pointersi): New patterns.
7321 * config/arc/arc.opt (mtp-regno): New option.
7322 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7323 (move_dest_operand): Likewise.
7324 * configure: Regenerate.
7325 * configure.ac: Add arc*-*-* case to test for tls.
7326 * doc/invoke.texi (ARC options): Document mtp-regno.
7328 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7330 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7331 the new ARC HS SIMD instructions.
7332 (arc_preferred_simd_mode): New function.
7333 (arc_autovectorize_vector_sizes): Likewise.
7334 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7335 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7336 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7337 (arc_init_builtins): Add new SIMD builtin types.
7338 (arc_split_move): Handle 64 bit vector moves.
7339 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7340 (TARGET_PLUS_QMACW): Define.
7341 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7342 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7343 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7344 (VSUBADD4H): New builtins.
7345 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7346 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7348 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7349 Matthias Klose <doko@debian.org>
7351 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7353 2016-04-28 Richard Biener <rguenther@suse.de>
7356 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7359 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7361 * common/config/sh/sh-common.c: Remove SH5 support.
7362 * config/sh/constraints.md: Likewise.
7363 * config/sh/config/sh/elf.h: Likewise.
7364 * config/sh/linux.h: Likewise.
7365 * config/sh/netbsd-elf.h: Likewise.
7366 * config/sh/predicates.md: Likewise.
7367 * config/sh/sh-c.c: Likewise.
7368 * config/sh/sh-protos.h: Likewise.
7369 * config/sh/sh.c: Likewise.
7370 * config/sh/sh.h: Likewise.
7371 * config/sh/sh.md: Likewise.
7372 * config/sh/sh.opt: Likewise.
7373 * config/sh/sync.md: Likewise.
7374 * config/sh/sh64.h: Delete.
7375 * config/sh/shmedia.h: Likewise.
7376 * config/sh/shmedia.md: Likewise.
7377 * config/sh/sshmedia.h: Likewise.
7378 * config/sh/t-netbsd-sh5-64: Likewise.
7379 * config/sh/t-sh64: Likewise.
7380 * config/sh/ushmedia.h: Likewise.
7382 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7384 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7385 general_reg_operand instead of register_operand predicate.
7387 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7389 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7391 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7393 * match.pd (A - B > A, A + B < A): New transformations.
7395 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7397 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7398 which defaults to true. Emit an outer pair of parentheses only if
7399 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7400 don't emit parentheses for the right-hand operand.
7402 2016-04-27 Jeff Law <law@redhat.com>
7404 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7406 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7408 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7409 (altivec_lvx_<mode>_internal): Document.
7410 (altivec_lvx_<mode>_2op): New define_insn.
7411 (altivec_lvx_<mode>_1op): Likewise.
7412 (altivec_lvx_<mode>_2op_si): Likewise.
7413 (altivec_lvx_<mode>_1op_si): Likewise.
7414 (altivec_stvx_<mode>): Remove.
7415 (altivec_stvx_<mode>_internal): Document.
7416 (altivec_stvx_<mode>_2op): New define_insn.
7417 (altivec_stvx_<mode>_1op): Likewise.
7418 (altivec_stvx_<mode>_2op_si): Likewise.
7419 (altivec_stvx_<mode>_1op_si): Likewise.
7420 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7421 Expand vec_ld and vec_st during parsing.
7422 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7424 (altivec_expand_stvx_be): Likewise.
7425 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7426 address-masking behavior in RTL.
7427 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7428 address-masking behavior in RTL.
7429 (altivec_expand_builtin): Change builtin code arguments for calls
7430 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7431 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7432 presence of lvx/stvx patterns.
7433 (alignment_with_canonical_addr): New function.
7434 (alignment_mask): Likewise.
7435 (find_alignment_op): Likewise.
7436 (recombine_lvx_pattern): Likewise.
7437 (recombine_stvx_pattern): Likewise.
7438 (recombine_lvx_stvx_patterns): Likewise.
7439 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7440 stvx patterns from expand.
7441 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7443 (vector_altivec_store_<mode>): Likewise.
7445 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7447 * config/aarch64/aarch64.md
7448 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7449 remove the "fp" attributes.
7450 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7451 add the "simd" attributes.
7452 (*movdf_aarch64): Likewise.
7453 (*movtf_aarch64): Remove the "fp" attributes.
7454 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7455 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7457 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7459 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7460 rtx to rtx_code_label *.
7461 * rtl.h (maybe_set_first_label_num): Likewise.
7463 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7465 * df-core.c (df_add_problem): Make the problem param be const.
7466 (df_remove_problem): Make local "problem" be const.
7467 * df-problems.c (problem_RD): Make const.
7468 (problem_LR): Likewise.
7469 (problem_LIVE): Likewise.
7470 (problem_MIR): Likewise.
7471 (problem_CHAIN): Likewise.
7472 (problem_WORD_LR): Likewise.
7473 (problem_NOTE): Likewise.
7474 (problem_MD): Likewise.
7475 * df-scan.c (problem_SCAN): Likewise.
7476 * df.h (struct df_problem): Make field "dependent_problem" be
7478 (struct dataflow): Likewise for field "problem".
7479 (df_add_problem): Make param const.
7481 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7483 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7484 inter-unit moves to/from vector registers are enabled. Do not disable
7487 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7489 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7490 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7492 (enum df_problem_id): ...this new enum.
7493 (struct df_problem): Convert field "id" from "int" to
7496 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7498 * rtl.def: Update comment for "things in the instruction chain" to
7499 reflect the removal of the leading "i" field for INSN_UID in
7500 r210360. Fix bogus apostrophe.
7502 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7504 * config/i386/i386.md
7505 (lea arith with mem operand + setcc peephole2): Set operator mode.
7507 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7510 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7511 (dimode_scalar_to_vector_candidate_p): This.
7512 (timode_scalar_to_vector_candidate_p): New function.
7513 (scalar_to_vector_candidate_p): Likewise.
7514 (timode_check_non_convertible_regs): Likewise.
7515 (timode_remove_non_convertible_regs): Likewise.
7516 (remove_non_convertible_regs): Likewise.
7517 (remove_non_convertible_regs): Renamed to ...
7518 (dimode_remove_non_convertible_regs): This.
7519 (scalar_chain::~scalar_chain): Make it virtual.
7520 (scalar_chain::compute_convert_gain): Make it pure virtual.
7521 (scalar_chain::mark_dual_mode_def): Likewise.
7522 (scalar_chain::convert_insn): Likewise.
7523 (scalar_chain::convert_registers): Likewise.
7524 (scalar_chain::add_to_queue): Make it protected.
7525 (scalar_chain::emit_conversion_insns): Likewise.
7526 (scalar_chain::replace_with_subreg): Likewise.
7527 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7528 (scalar_chain::convert_op): Likewise.
7529 (scalar_chain::convert_reg): Likewise.
7530 (scalar_chain::make_vector_copies): Likewise.
7531 (scalar_chain::convert_registers): New pure virtual function.
7532 (class dimode_scalar_chain): New class.
7533 (class timode_scalar_chain): Likewise.
7534 (scalar_chain::mark_dual_mode_def): Renamed to ...
7535 (dimode_scalar_chain::mark_dual_mode_def): This.
7536 (timode_scalar_chain::mark_dual_mode_def): New function.
7537 (timode_scalar_chain::convert_insn): Likewise.
7538 (dimode_scalar_chain::convert_registers): Likewise.
7539 (scalar_chain::compute_convert_gain): Renamed to ...
7540 (dimode_scalar_chain::compute_convert_gain): This.
7541 (scalar_chain::replace_with_subreg): Renamed to ...
7542 (dimode_scalar_chain::replace_with_subreg): This.
7543 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7544 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7545 (scalar_chain::make_vector_copies): Renamed to ...
7546 (dimode_scalar_chain::make_vector_copies): This.
7547 (scalar_chain::convert_reg): Renamed to ...
7548 (dimode_scalar_chain::convert_reg ): This.
7549 (scalar_chain::convert_op): Renamed to ...
7550 (dimode_scalar_chain::convert_op): This.
7551 (scalar_chain::convert_insn): Renamed to ...
7552 (dimode_scalar_chain::convert_insn): This.
7553 (scalar_chain::convert): Call convert_registers.
7554 (convert_scalars_to_vector): Change to scalar_chain pointer to
7555 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7556 in 32-bit mode. Delete scalar_chain pointer. Call
7557 free_dominance_info in 64-bit mode.
7558 (pass_stv::gate): Remove TARGET_64BIT check.
7559 (ix86_option_override): Put the 64-bit STV pass before the CSE
7562 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7564 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7565 dw_loc_frame_offset field.
7566 * dwarf2out.c (new_loc_descr): Likewise.
7567 (resolve_args_picking_1): Turn the VISITED hash set into a
7568 FRAME_OFFSET hash map. Use it to associate a frame offset to
7569 visited nodes. Remove uses of the CHECKING_P macro.
7570 (resolve_args_picking): Update call to resolve_args_picking_1.
7572 2016-04-27 Martin Liska <mliska@suse.cz>
7574 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7575 (free_loop_data): Release vuses of groups.
7577 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7579 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7580 instead of redundant use_id and boolean have_use_for.
7581 (struct iv_use): Change sub_id into group_id. Remove field next.
7582 Move fields: related_cands, n_map_members, cost_map and selected
7584 (struct iv_group): ... here. New structure.
7585 (struct iv_common_cand): Use structure declaration directly.
7586 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7587 (MAX_CONSIDERED_USES): Rename macro to ...
7588 (MAX_CONSIDERED_GROUPS): ... here.
7589 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7590 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7591 (dump_uses): Rename to ...
7592 (dump_groups): ... here. Update all uses.
7593 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7594 (find_induction_variables): Refactor format of dump information.
7595 (record_sub_use): Delete.
7596 (record_use): Update all uses.
7597 (record_group): New function.
7598 (record_group_use, find_interesting_uses_op): Call above functions.
7600 (find_interesting_uses_cond): Ditto.
7601 (group_compare_offset): New function.
7602 (split_all_small_groups): Rename to ...
7603 (split_small_address_groups_p): ... here. Update all uses.
7604 (split_address_groups): Update all uses.
7605 (find_interesting_uses): Refactor format of dump information.
7606 (add_candidate_1): Update all uses. Remove redundant check on iv,
7608 (add_candidate, record_common_cand): Remove redundant assert.
7609 (add_iv_candidate_for_biv): Update use.
7610 (add_iv_candidate_derived_from_uses): Update all uses.
7611 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7612 (alloc_use_cost_map): Ditto.
7613 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7614 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7615 (determine_use_iv_cost_generic): Ditto.
7616 (determine_group_iv_cost_generic): Ditto.
7617 (determine_use_iv_cost_address): Ditto.
7618 (determine_group_iv_cost_address): Ditto.
7619 (determine_use_iv_cost_condition): Ditto.
7620 (determine_group_iv_cost_cond): Ditto.
7621 (determine_use_iv_cost): Ditto.
7622 (determine_group_iv_cost): Ditto.
7623 (set_autoinc_for_original_candidates): Update all uses.
7624 (find_iv_candidates): Update all uses. Refactor dump information.
7625 (determine_use_iv_costs): Ditto.
7626 (determine_iv_costs): Ditto.
7627 (iv_ca_cand_for_use): Rename to ...
7628 (iv_ca_cand_for_group): ... here. Update all uses.
7629 (iv_ca_add_use, iv_ca_add_group): Ditto.
7630 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7631 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7632 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7633 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7634 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7635 (create_new_iv, adjust_iv_update_pos): Ditto.
7636 (rewrite_use_address): Delete.
7637 (rewrite_use_address_1): Rename to ...
7638 (rewrite_use_address): ... here.
7639 (rewrite_use_compare): Update all uses.
7640 (rewrite_use): Delete.
7641 (rewrite_uses): Rename to ...
7642 (rewrite_groups): ... here. Update all uses.
7643 (remove_unused_ivs, free_loop_data): Update all uses.
7644 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7646 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7648 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7649 for WORD_REGISTER_OPERATIONS to runtime check.
7651 2016-04-27 Richard Biener <rguenther@suse.de>
7654 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7655 aggregate_value_p to determine if a function result is
7656 returned by reference.
7657 (ipa_pta_execute): Functions having their address taken are
7658 not automatically nonlocal.
7660 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7663 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7664 * fold-const.c (operand_equal_p): If flag_checking and
7665 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7666 and if it returns non-zero, assert iterative_hash_expr on both
7669 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7671 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7673 2016-04-27 Nick Clifton <nickc@redhat.com>
7676 * varasm.c (merge_weak): Generate an error if an attempt is made
7677 to convert a non-weak static function into a weak, public function.
7679 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7681 * params.def (MAX_PARTITION_SIZE): New param.
7682 * doc/invoke.texi: Document lto-max-partition.
7684 2016-04-27 Richard Biener <rguenther@suse.de>
7687 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7688 function cummulating used_from_other_partition, externally_visible
7689 and force_output from aliases.
7690 (refered_from_nonlocal_var): Likewise.
7691 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7692 node flags properly.
7694 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7696 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7697 (-Wmemset-elt-size): New item.
7699 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7702 * stor-layout.h (internal_reference_types): Delete.
7703 * stor-layout.c (reference_types_internal): Likewise.
7704 (internal_reference_types): Likewise.
7705 (layout_type) <REFERENCE_TYPE>: Adjust.
7707 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7710 * tree.h (inchash::add_expr): Add FLAGS argument.
7711 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7712 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7713 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7714 Formatting fix. Adjust recursive calls. For tcc_comparison,
7715 if swap_tree_comparison (code) is smaller than code, hash that
7716 and arguments in the other order. Hash CONVERT_EXPR the same
7717 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7718 of ADDR_EXPR of decl as the decl itself. Add or remove
7719 OEP_ADDRESS_OF from recursive flags as needed. For
7720 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
7721 operands commutatively and only the third one normally.
7722 For internal CALL_EXPR hash in CALL_EXPR_IFN.
7724 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
7726 * config/rtems.h (LIB_SPEC): Add -latomic.
7728 2016-04-27 Joel Sherrill <joel@rtems.org>
7730 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
7731 xilink.ld and flags not relevant to RTEMS.
7733 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
7735 * toplev.c (backend_init_target): Avoid calling init_reload when using
7738 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7740 * reorg.c (try_merge_delay_insns): Declare i and j inside the
7741 for loops rather than one for the whole function.
7743 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7745 * match.pd (X + CST CMP X): New transformation.
7747 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7749 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
7750 * fold-const.c (fold_binary_loc): Remove 2 transformations
7751 superseded by match.pd.
7752 * match.pd (x+x -> x*2): Generalize to integers.
7754 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
7756 * config/i386/i386.md (operation on memory peephole): Duplicate an
7757 existing peephole and adapt it to match lea rather than an operation
7760 PR rtl-optimization/57193
7761 * opts.c (default_options_table): Add OPT_frename_registers at -O2
7763 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
7765 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7767 * tree-if-conv.c (any_pred_load_store): New static variable.
7768 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
7769 any_pred_load_store instead of and_mask_load_store.
7770 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
7771 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
7772 (combine_blocks, tree_if_conversion): Ditto.
7774 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7776 PR tree-optimization/70771
7777 PR tree-optimization/70775
7778 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
7779 virtual PHI nodes. Delete parameter.
7780 (if_convertible_loop_p_1): Delete argument to above function.
7781 (predicate_all_scalar_phis): Delete code handling single-argument
7783 (tree_if_conversion): Mark and update virtual SSA.
7785 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7788 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
7789 (x86_elf_aligned_common): Rename to ...
7790 (x86_elf_aligned_decl_common): ... this.
7791 Add decl arg. Switch to .lbss for largecomm object. Use
7792 LARGECOMM_SECTION_ASM_OP.
7793 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
7795 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
7796 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
7798 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7799 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
7801 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7804 * config/i386/i386.c (SECTION_LARGE): Define.
7805 (x86_64_elf_select_section): Set it for large data/bss sections.
7806 Only clear SECTION_WRITE for .lrodata.
7807 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
7809 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
7810 * varasm.c (default_elf_asm_named_section): Grow flagchars.
7811 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
7813 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
7814 * doc/tm.texi: Regenerate.
7816 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7819 * configure.ac (--enable-checking): Document extra flag, for
7820 non-release builds default to --enable-checking=yes,extra.
7821 If misc checking and extra checking, define CHECKING_P to 2 instead
7823 * common.opt (fchecking=): Add.
7824 * doc/invoke.texi (-fchecking=): Document.
7825 * doc/install.texi: Document --enable-checking changes.
7826 * configure: Regenerated.
7827 * config.in: Regenerated.
7829 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7831 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
7832 attribute instead of which_alternative.
7833 * config/i386/sse.md (*mov<mode>_internal): Ditto.
7834 Use EXT_REX_SSE_REG_P where appropriate.
7836 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7838 * config/i386/predicates.md (const0_operand): Do not match
7839 const_wide_int code.
7840 (const1_operand): Ditto.
7842 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7844 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
7845 for SSE constm1 operands and TARGET_AVX512VL.
7846 (*movti_internal): Ditto.
7847 (*mov<mode>_or): Use constm1_operand predicate.
7848 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
7849 for SSE vector_all_ones operands and TARGET_AVX512VL.
7850 * config/i386/predicates.md (constm1_operand): New predicate.
7851 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
7852 emission of constant -1 load.
7854 2016-04-25 Jason Merrill <jason@redhat.com>
7856 * gdbinit.in: Skip is-a.h.
7858 * attribs.c (register_scoped_attributes): Fix logic.
7859 * attribs.h: Declare register_scoped_attributes.
7861 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7863 * config/rs6000/rs6000-builtin.def: Correct pasto error for
7864 stxvd2x and stxvw4x built-in functions.
7866 2016-04-25 DJ Delorie <dj@redhat.com>
7868 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
7869 (ashrhi3): Likewise.
7870 (lshrhi3): Likewise.
7872 2016-04-25 Richard Biener <rguenther@suse.de>
7874 PR tree-optimization/70780
7875 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
7877 (compute_antic): Mark blocks with abnormal preds as visited as
7878 they have a final empty antic-in solution already.
7880 2016-04-25 Michael Collison <michael.collison@linaro.org>
7882 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
7884 2016-04-25 Michael Collison <michael.collison@linaro.org>
7886 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
7887 mode is VQI to improve mixed mode vectorization.
7888 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
7889 define_insn to match low half of signed vaddw.
7890 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
7891 define_insn to match high half of signed vaddw.
7892 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
7893 define_insn to match low half of unsigned vaddw.
7894 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
7895 define_insn to match high half of unsigned vaddw.
7896 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
7897 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7898 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
7900 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7901 * config/arm/predicates.md (vect_par_constant_high): Support
7902 big endian and simplify by calling
7903 arm_simd_check_vect_par_cnst_half
7904 (vect_par_constant_low): Likewise.
7906 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7908 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
7909 predicate for operand 2.
7911 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
7912 H.J. Lu <hongjiu.lu@intel.com>
7914 * config/i386/i386-protos.h (standard_sse_constant_p): Add
7915 machine_mode argument.
7916 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
7917 constm1_rtx operands. For VOIDmode constants, get mode from
7918 pred_mode. Check mode size if the mode is supported by ABI.
7919 (standard_sse_constant_opcode): Do not use standard_constant_p.
7920 Strictly check ABI support for all-ones operands.
7921 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
7922 immediates. Update calls to standard_sse_constant_p.
7923 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
7924 (ix86_rtx_costs): Ditto.
7925 * config/i386/i386.md (*movxi_internal_avx512f): Use
7926 nonimmediate_or_sse_const_operand instead of vector_move_operand.
7927 Use (v,BC) alternative instead of (v,C). Use register_operand
7928 checks instead of MEM_P.
7929 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
7930 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
7931 isa attribute. Use register_operand checks instead of MEM_P.
7932 (*movti_internal): Use nonimmediate_or_sse_const_operand for
7933 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
7934 alternative and corresponding sse2 isa attribute.
7935 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
7936 to standard_sse_constant_p.
7937 (FP constant splitters): Ditto.
7938 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
7940 * config/i386/predicates.md (constm1_operand): Remove.
7941 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
7942 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
7943 vector_all_ones_operand instead of constm1_operand.
7945 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7947 * print-rtl.c (print_rtx_insn_vec): New function.
7948 * print-rtl.h: New prototype.
7949 * store-motion.c (struct st_expr): Make avail_stores a vector.
7950 (st_expr_entry): Adjust.
7951 (free_st_expr_entry): Likewise.
7952 (print_store_motion_mems): Likewise.
7953 (find_moveable_store): Likewise.
7954 (compute_store_table): Likewise.
7955 (delete_store): Likewise.
7956 (build_store_vectors): Likewise.
7958 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7960 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
7962 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7964 * vec.h (vec_safe_contains): New function.
7965 (vec::contains): Likewise.
7966 (vec::begin): Likewise.
7967 (vec::end): Likewise.
7969 2016-04-23 Jakub Jelinek <jakub@redhat.com>
7972 * cfgexpand.c (expand_stack_vars): Fix typo.
7974 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7976 * system.h (list, map, set, vector): Include conditionally.
7977 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
7978 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
7979 * ipa-icf.c (INCLUDE_LIST): Define.
7980 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
7981 * config/sh/sh.c (INCLUDE_VECTOR): Define.
7982 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
7983 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
7984 * cp/logic.cc (INCLUDE_LIST): Define.
7985 * fortran/trans-common.c (INCLUDE_MAP): Define.
7987 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7989 * auto-profile.c: Remove <string.h> include.
7990 * ipa-icf-gimple.c: Remove <list> include.
7991 * diagnostic.c: Remove <new> include.
7992 * genmatch.c: Likewise.
7993 * pretty-print.c: Likewise.
7994 * toplev.c: Likewise
7995 * c/c-objc-common.c: Likewise.
7996 * cp/error.c: Likewise.
7997 * fortran/error.c: Likewise.
7999 2016-04-22 Richard Biener <rguenther@suse.de>
8001 * lto-streamer-in.c (input_ssa_names): Do not allocate
8002 GIMPLE_NOP for all SSA names.
8003 * lto-streamer-out.c (output_ssa_names): Do not output
8004 SSA names that should have been released.
8006 2016-04-22 Richard Biener <rguenther@suse.de>
8008 PR tree-optimization/70740
8009 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
8012 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
8015 * config/i386/predicates.md (call_insn_operand): Replace
8016 sibcall_memory_operand with memory_operand.
8018 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
8020 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
8021 has_single_use() tests.
8022 (register_edge_assert_for_1): Likewise.
8023 (find_assert_locations_1): Check the liveness bitmap instead of
8024 checking has_single_use().
8026 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
8029 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
8030 Extract AVX-512BW constraint from AVX.
8032 2016-04-21 Richard Biener <rguenther@suse.de>
8034 PR tree-optimization/70725
8035 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
8036 for phi_convertible_by_degenerating_args.
8037 (predicate_all_scalar_phis): Handle single-argument PHIs.
8039 2016-04-21 Richard Biener <rguenther@suse.de>
8042 * fold-const.c (fold_comparison): Return properly typed
8045 2016-04-21 Bin Cheng <bin.cheng@arm.com>
8047 PR tree-optimization/70715
8048 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8049 after expanding BASE using expand_simple_operations.
8051 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8053 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
8054 New transformations.
8056 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8058 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
8060 2016-04-20 Jan Hubicka <jh@suse.cz>
8062 * ipa-inline.c (can_inline_edge_p): Pass caller info to
8063 ultiimate_alias_target.
8064 (update_callee_keys): Likewise.
8065 (lookup_recursive_calls): Likewise.
8066 (speculation_useful_p): Likewise.
8068 2016-04-20 Jan Hubicka <jh@suse.cz>
8071 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
8072 (set_nothrow_flag_1): ... this; handle interposition correctly;
8073 recurse on aliases and thunks.
8074 (cgraph_node::set_nothrow_flag): New.
8075 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
8076 functions compiled with non-call exceptions that binds to current
8078 (propagate_nothrow): Be safe WRT interposition.
8079 * cgraph.h (set_nothrow_flag): Update prototype.
8081 2016-04-18 Jan Hubicka <jh@suse.cz>
8083 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8084 max_loop_iterations_int.
8085 (tree_unswitch_outer_loop): Likewise.
8087 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8089 PR tree-optimization/69489
8090 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
8091 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
8092 Revise dump message.
8093 (if_convertible_bb_p): Remove check on edge count of basic block's
8096 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8098 PR tree-optimization/56625
8099 PR tree-optimization/69489
8100 * tree-data-ref.h (DR_INNERMOST): New macro.
8101 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
8102 hashing struct innermost_loop_behavior.
8103 (ref_DR_map): Remove.
8104 (innermost_DR_map): New map.
8105 (baseref_DR_map): Revise comment.
8106 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
8107 to innermost_DR_map accroding to its innermost loop behavior.
8108 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
8109 to its innermost loop behavior.
8110 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
8111 Add initialization for innermost_DR_map. Record memory reference
8112 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
8113 have innermost loop behavior.
8114 (if_convertible_loop_p): Remove release for ref_DR_map. Release
8117 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
8119 * config/i386/i386.md (*lea<mode>_general_1): Rename from
8120 *lea_general_1. Use explicit SWI12 mode interator.
8121 (*lea<mode>_general_2): Rename from *lea_general_2.
8122 Use explicit SWI12 mode interator.
8123 (*lea<mode>_general_3): Rename from *lea_general_3.
8124 Use explicit SWI12 mode interator.
8125 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
8126 Use explicit SWI12 mode interator.
8127 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
8128 Use explicit SWI48 mode interator.
8130 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8132 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
8133 Short-cut unaligned load and store cases. Handle all integer
8135 (ix86_expand_vector_move_misalign): Short-cut unaligned load
8136 and store cases. Call ix86_avx256_split_vector_move_misalign
8137 directly without checking mode class.
8139 2016-04-20 Andrew Pinski <apinski@cavium.com>
8140 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8143 * config/aarch64/aarch64.md (sibcall): Force call
8144 address to be DImode for ILP32.
8145 (sibcall_value): Likewise.
8147 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8149 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
8151 2016-04-20 Richard Biener <rguenther@suse.de>
8153 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
8154 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
8155 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
8156 (maybe_push_res_to_seq): Adjust.
8157 * gimple-fold.c (maybe_build_generic_op): Likewise.
8159 2016-04-20 Marek Polacek <polacek@redhat.com>
8161 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
8164 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
8166 * config/i386/sse.md (vec_unpacks_lo_hi): Always
8167 use kmovw to support AVX512F target.
8169 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8171 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
8173 2016-04-20 Marek Polacek <polacek@redhat.com>
8175 PR tree-optimization/70725
8176 * tree-if-conv.c (is_false_predicate): New function.
8177 (predicate_mem_writes): Use it.
8179 2016-04-20 Richard Biener <rguenther@suse.de>
8181 PR tree-optimization/70726
8182 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8183 shift amounts from a pattern stmt operand.
8185 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8188 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8189 stack_restore_from_fpr pattern when restoring r15.
8190 (s390_optimize_prologue): Strip away the memory barrier in the
8191 parallel when trying to get rid of restore insns.
8192 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8193 definition for loading the stack pointer from an FPR. Compared to
8194 the normal move insn this pattern includes a full memory barrier.
8196 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8199 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8200 implicitly linear or lastprivate iterator on the outer context.
8202 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8204 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8206 * config/i386/i386.md (ssememalign): Removed.
8207 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8209 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8212 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8213 const short * to __builtin_ia32_loaddquhi512_mask.
8214 (_mm512_maskz_loadu_epi16): Likewise.
8215 (_mm512_mask_storeu_epi16): Pass short * to
8216 __builtin_ia32_storedquhi512_mask.
8217 (_mm512_mask_loadu_epi8): Pass const char * to
8218 __builtin_ia32_loaddquqi512_mask.
8219 (_mm512_maskz_loadu_epi8): Likewise.
8220 (_mm512_mask_storeu_epi8): Pass char * to
8221 __builtin_ia32_storedquqi512_mask.
8222 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8223 const double * to __builtin_ia32_loadupd512_mask.
8224 (_mm512_mask_loadu_pd): Likewise.
8225 (_mm512_maskz_loadu_pd): Likewise.
8226 (_mm512_storeu_pd): Pass double * to
8227 __builtin_ia32_storeupd512_mask.
8228 (_mm512_mask_storeu_pd): Likewise.
8229 (_mm512_loadu_ps): Pass const float * to
8230 __builtin_ia32_loadups512_mask.
8231 (_mm512_mask_loadu_ps): Likewise.
8232 (_mm512_maskz_loadu_ps): Likewise.
8233 (_mm512_storeu_ps): Pass float * to
8234 __builtin_ia32_storeups512_mask.
8235 (_mm512_mask_storeu_ps): Likewise.
8236 (_mm512_mask_loadu_epi64): Pass const long long * to
8237 __builtin_ia32_loaddqudi512_mask.
8238 (_mm512_maskz_loadu_epi64): Likewise.
8239 (_mm512_mask_storeu_epi64): Pass long long *
8240 to __builtin_ia32_storedqudi512_mask.
8241 (_mm512_loadu_si512): Pass const int * to
8242 __builtin_ia32_loaddqusi512_mask.
8243 (_mm512_mask_loadu_epi32): Likewise.
8244 (_mm512_maskz_loadu_epi32): Likewise.
8245 (_mm512_storeu_si512): Pass int * to
8246 __builtin_ia32_storedqusi512_mask.
8247 (_mm512_mask_storeu_epi32): Likewise.
8248 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8249 char * to __builtin_ia32_storedquqi256_mask.
8250 (_mm_mask_storeu_epi8): Likewise.
8251 (_mm256_mask_loadu_epi16): Pass const short * to
8252 __builtin_ia32_loaddquhi256_mask.
8253 (_mm256_maskz_loadu_epi16): Likewise.
8254 (_mm_mask_loadu_epi16): Pass const short * to
8255 __builtin_ia32_loaddquhi128_mask.
8256 (_mm_maskz_loadu_epi16): Likewise.
8257 (_mm256_mask_loadu_epi8): Pass const char * to
8258 __builtin_ia32_loaddquqi256_mask.
8259 (_mm256_maskz_loadu_epi8): Likewise.
8260 (_mm_mask_loadu_epi8): Pass const char * to
8261 __builtin_ia32_loaddquqi128_mask.
8262 (_mm_maskz_loadu_epi8): Likewise.
8263 (_mm256_mask_storeu_epi16): Pass short * to.
8264 __builtin_ia32_storedquhi256_mask.
8265 (_mm_mask_storeu_epi16): Pass short * to.
8266 __builtin_ia32_storedquhi128_mask.
8267 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8268 const double * to __builtin_ia32_loadupd256_mask.
8269 (_mm256_maskz_loadu_pd): Likewise.
8270 (_mm_mask_loadu_pd): Pass onst double * to
8271 __builtin_ia32_loadupd128_mask.
8272 (_mm_maskz_loadu_pd): Likewise.
8273 (_mm256_mask_storeu_pd): Pass double * to
8274 __builtin_ia32_storeupd256_mask.
8275 (_mm_mask_storeu_pd): Pass double * to
8276 __builtin_ia32_storeupd128_mask.
8277 (_mm256_mask_loadu_ps): Pass const float * to
8278 __builtin_ia32_loadups256_mask.
8279 (_mm256_maskz_loadu_ps): Likewise.
8280 (_mm_mask_loadu_ps): Pass const float * to
8281 __builtin_ia32_loadups128_mask.
8282 (_mm_maskz_loadu_ps): Likewise.
8283 (_mm256_mask_storeu_ps): Pass float * to
8284 __builtin_ia32_storeups256_mask.
8285 (_mm_mask_storeu_ps): ass float * to
8286 __builtin_ia32_storeups128_mask.
8287 (_mm256_mask_loadu_epi64): Pass const long long * to
8288 __builtin_ia32_loaddqudi256_mask.
8289 (_mm256_maskz_loadu_epi64): Likewise.
8290 (_mm_mask_loadu_epi64): Pass const long long * to
8291 __builtin_ia32_loaddqudi128_mask.
8292 (_mm_maskz_loadu_epi64): Likewise.
8293 (_mm256_mask_storeu_epi64): Pass long long * to
8294 __builtin_ia32_storedqudi256_mask.
8295 (_mm_mask_storeu_epi64): Pass long long * to
8296 __builtin_ia32_storedqudi128_mask.
8297 (_mm256_mask_loadu_epi32): Pass const int * to
8298 __builtin_ia32_loaddqusi256_mask.
8299 (_mm256_maskz_loadu_epi32): Likewise.
8300 (_mm_mask_loadu_epi32): Pass const int * to
8301 __builtin_ia32_loaddqusi128_mask.
8302 (_mm_maskz_loadu_epi32): Likewise.
8303 (_mm256_mask_storeu_epi32): Pass int * to
8304 __builtin_ia32_storedqusi256_mask.
8305 (_mm_mask_storeu_epi32): Pass int * to
8306 __builtin_ia32_storedqusi128_mask.
8307 * config/i386/i386-builtin-types.def (PCSHORT): New.
8309 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8310 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8311 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8312 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8313 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8314 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8315 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8316 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8317 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8318 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8319 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8320 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8321 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8322 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8323 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8324 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8325 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8326 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8327 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8328 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8329 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8330 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8331 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8332 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8333 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8334 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8335 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8336 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8337 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8338 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8339 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8340 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8341 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8342 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8343 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8344 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8345 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8346 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8347 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8348 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8349 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8350 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8351 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8352 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8353 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8354 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8355 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8356 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8357 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8359 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8360 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8362 (ix86_expand_vector_move_misalign): Likewise.
8363 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8364 to scalar function prototype for unaligned load/store builtins.
8365 (ix86_expand_special_args_builtin): Updated.
8366 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8367 (UNSPEC_STOREU): Likewise.
8368 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8369 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8370 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8371 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8372 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8373 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8374 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8375 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8376 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8377 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8378 (<avx512>_storedqu<mode>_mask): Likewise.
8379 (*sse4_2_pcmpestr_unaligned): Likewise.
8380 (*sse4_2_pcmpistr_unaligned): Likewise.
8381 (*mov<mode>_internal): Renamed to ...
8382 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8383 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8384 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8385 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8387 2016-04-19 Richard Biener <rguenther@suse.de>
8389 PR tree-optimization/70171
8390 * tree-ssa-phiprop.c: Include stor-layout.h.
8391 (phiprop_insert_phi): Handle the aggregate copy case.
8392 (propagate_with_phi): Likewise.
8394 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8396 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8397 instead of simplify_gen_subreg (... , 0).
8398 (ix86_delegitimize_address): Ditto.
8399 (ix86_split_divmod): Ditto.
8400 (ix86_split_copysign_const): Ditto.
8401 (ix86_split_copysign_var): Ditto.
8402 (ix86_expand_args_builtin): Ditto.
8403 (ix86_expand_round_builtin): Ditto.
8404 (ix86_expand_special_args_builtin): Ditto.
8405 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8406 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8407 (udivmodqi4): Ditto.
8408 (absneg splitters): Ditto.
8409 (*jcc_bt<mode>_1): Ditto.
8411 2016-04-19 Richard Biener <rguenther@suse.de>
8413 PR tree-optimization/70724
8414 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8415 restoring out from ...
8416 (free_scc_vn): ... here.
8417 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8418 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8420 (pass_fre::execute): Restore SSA info.
8422 2016-04-19 Richard Biener <rguenther@suse.de>
8424 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8425 * gimple-walk.c (walk_gimple_op): Initialize it.
8426 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8427 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8428 remapping SSA names of defs.
8429 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8432 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8435 * lra-constraints.c (equiv_substition_p): New.
8436 (process_alt_operands): Use it.
8437 (swap_operands): Swap it.
8438 (curr_insn_transform): Update it.
8440 2016-04-18 Michael Matz <matz@suse.de>
8442 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8443 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8444 * tree-core.h (tree_type_common.align): Use bit-field.
8445 (tree_type_common.spare): New.
8446 (tree_decl_common.off_align): Make smaller.
8447 (tree_decl_common.align): Use bit-field.
8449 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8450 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8451 (scan_sharing_clauses): Ditto.
8452 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8453 (omp_finish_file): Ditto.
8454 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8455 (layout_decl): Ditto.
8456 (relayout_decl): Ditto.
8457 (finalize_record_size): Use SET_TYPE_ALIGN.
8458 (finalize_type_size): Ditto.
8459 (finish_builtin_struct): Ditto.
8460 (layout_type): Ditto.
8461 (initialize_sizetypes): Ditto.
8462 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8463 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8464 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8465 (get_chain_field): Ditto.
8466 (get_trampoline_type): Ditto.
8467 (get_nl_goto_field): Ditto.
8468 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8470 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8471 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8472 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8473 (build_qualified_type): Use SET_TYPE_ALIGN.
8474 (build_aligned_type, build_range_type_1): Ditto.
8475 (build_atomic_base): Ditto.
8476 (build_common_tree_nodes): Ditto.
8477 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8478 (expand_one_stack_var_at): Ditto.
8479 * coverage.c (build_var): Use SET_DECL_ALIGN.
8480 * except.c (init_eh): Ditto.
8481 * function.c (assign_parm_setup_block): Ditto.
8482 * symtab.c (increase_alignment_1): Ditto.
8483 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8484 * tree-vect-stmts.c (ensure_base_align): Ditto.
8485 * varasm.c (align_variable): Ditto.
8486 (assemble_variable): Ditto.
8487 (build_constant_desc): Ditto.
8488 (output_constant_def_contents): Ditto.
8490 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8491 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8492 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8493 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8494 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8496 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8499 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8500 replace %vmovsd with "%vmovq".
8501 (vec_concatv2df): Likewise.
8503 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8505 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8506 (*vec_extractv2si_0): Ditto.
8507 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8508 (zero_extended_scalar_load_operand splitters): Ditto.
8509 (vec_extract splitters): Ditto.
8510 (*vec_extractv4si_0_zext): Ditto.
8511 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8513 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8514 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8515 (*sse4_1_extractps): Use lowpart_subreg.
8516 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8518 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8520 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8522 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8523 Mention Solaris 11 packaging changes.
8524 Update gas and gld requirements.
8525 Remove reference to pre-Solaris 10 bug.
8526 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8528 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8531 2016-04-17 Jan Hubicka <jh@suse.cz>
8533 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8534 max_loop_iterations_int.
8536 2016-04-18 Richard Biener <rguenther@suse.de>
8538 PR tree-optimization/43434
8539 * tree-ssa-structalias.c (struct vls_data): New.
8540 (visit_loadstore): Handle all pointer-based accesses.
8541 (compute_dependence_clique): Compute a bitmap of restrict tags
8542 assigned bases and pass it to visit_loadstore.
8544 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8547 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8548 armv8.1-a and armv8.1-a+crc.
8550 2016-04-18 Richard Biener <rguenther@suse.de>
8552 PR tree-optimization/70701
8553 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8554 references after translating through a memcpy.
8556 2016-04-18 Richard Biener <rguenther@suse.de>
8558 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8559 (compute_antic): ... here. For partial antic use regular
8560 postorder and scrap iteration.
8561 (compute_partial_antic_aux): Remove unused return value.
8562 (init_pre): Do not allocate postorder.
8563 (fini_pre): Do not free postorder.
8565 2016-04-18 Richard Biener <rguenther@suse.de>
8568 * expmed.c (extract_bit_field_1): Remove broken case
8569 using a wider MODE_INT mode.
8571 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8573 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8574 unless compiling with at least GCC-4.8.
8576 2016-04-17 Jan Hubicka <jh@suse.cz>
8579 * graphite.c (graphite_finalize): Update call to
8580 tree_estimate_probability.
8581 * predict.h (tree_estimate_probability): Update prototype.
8583 2016-04-17 Jan Hubicka <jh@suse.cz>
8585 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8586 (tree_estimate_probability): Likewise.
8587 (pass_profile::execute): Update.
8588 (report_predictor_hitrates): New function.
8589 * profile.c (compute_branch_probabilities): Use it.
8590 * predict.h (report_predictor_hitrates): Declare.
8592 2016-04-17 Jan Hubicka <jh@suse.cz>
8595 * cgraph.h (cgraph_node::set_const_flag,
8596 cgraph_node::set_pure_flag): Update prototype to return bool;
8598 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8599 of interposable symbol are interposable, too.
8600 (cgraph_set_const_flag_1): Rename to ...
8601 (set_const_flag_1): ... this one; change to self recursive function
8602 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8603 clearnig the flag in all variants and also virtual thunks of const
8604 functions are pure; track if any change was done.
8605 (cgraph_node::set_const_flag): Update.
8606 (struct set_pure_flag_info): New struct.
8607 (cgraph_set_pure_flag_1): Rename to ...
8608 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8609 rather than pointer encoded flags; track if any changes was done;
8610 handle correctly clearning flag and setting flag of aliases already
8612 (cgraph_node::set_pure_flag): Update.
8613 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8615 2016-04-17 Tom de Vries <tom@codesourcery.com>
8618 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8621 2016-04-17 Tom de Vries <tom@codesourcery.com>
8623 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8624 '{}<> ' as escape-for-record.
8626 2016-04-17 Tom de Vries <tom@codesourcery.com>
8628 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8631 2016-04-17 Tom de Vries <tom@codesourcery.com>
8634 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8635 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8636 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8637 * passes.c (finish_optimization_passes): Only call
8638 finish_graph_dump_file if dfi->graph_dump_initialized.
8639 (execute_function_dump, pass_init_dump_file): Use
8640 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8642 2016-04-17 Tom de Vries <tom@codesourcery.com>
8644 PR tree-optimization/70256
8645 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8646 (debug_varmap): New function.
8648 2016-04-17 Tom de Vries <tom@codesourcery.com>
8651 * passes.c (pass_manager::register_pass): Propagate pflags.
8653 2016-04-17 Tom de Vries <tom@codesourcery.com>
8656 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8657 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8658 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8659 check if it's equal to p_start.
8660 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8662 2016-04-15 Jan Hubicka <jh@suse.cz>
8665 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8666 function does not bind to current def.
8667 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8668 handle conservatively calls to functions that does not need to bind
8670 (check_call): Update call of worse_state.
8671 (ignore_edge_for_nothrow): Update.
8672 (ignore_edge_for_pure_const): Likewise.
8673 (propagate_pure_const): Update calls to worse_state.
8674 (skip_function_for_local_pure_const): Reformat comments.
8676 2016-04-15 Jan Hubicka <jh@suse.cz>
8679 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8680 (cgraph_node::function_symbol): Likewise.
8681 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8682 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8683 (symtab_node::ultimate_alias_target): Add REF parameter.
8684 (symtab_node::binds_to_current_def_p): Declare.
8685 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8686 (cgraph_node::function_symbol): Likewise.
8687 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8688 (cgraph_node::get_availability): Likewise.
8689 (cgraph_edge::binds_to_current_def_p): New inline function.
8690 (varpool_node::get_availability): Add REF parameter.
8691 (varpool_node::ultimate_alias_target): Likewise.
8692 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8693 (symtab_node::binds_to_current_def_p): Likewise.
8694 * varpool.c (varpool_node::get_availability): Likewise.
8696 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8699 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8700 Fix mode size check.
8702 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8704 * BASE-VER: Set to 7.0.0.
8706 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8708 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8710 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8712 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8713 architecture revisions.
8715 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8717 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8718 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8719 * config/i386/i386.md (stack decrement to push peepholes): Guard
8720 with !x86_using_red_zone ().
8722 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8725 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
8726 to dump_generic_node.
8727 (NIY): Pass also flags to do_niy.
8729 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
8731 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
8732 (simd_clone_vector_of_formal_parm_types)
8733 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
8734 (simd_clone_mangle, simd_clone_create)
8735 (simd_clone_adjust_return_type, create_tmp_simd_array)
8736 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
8737 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
8738 (ipa_simd_modify_function_body, simd_clone_linear_addend)
8739 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
8740 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
8741 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
8742 * omp-simd-clone.c: ... this new file.
8743 (simd_clone_vector_of_formal_parm_types): Make it static.
8744 * Makefile.in (OBJS): Add omp-simd-clone.o.
8746 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8749 * config/i386/sse.md: Use proper memory operand modifiers.
8752 2016-04-15 Richard Biener <rguenther@suse.de>
8753 Alan Modra <amodra@gmail.com>
8755 PR tree-optimization/70130
8756 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
8757 when alignment stays not the same and no not use the realign
8760 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8763 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8764 direct move handlers for KFmode. Change TFmode handlers test from
8765 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
8767 2016-04-14 Jakub Jelinek <jakub@redhat.com>
8770 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
8771 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
8772 (inlined_polymorphic_ctor_dtor_block_p): Use it.
8773 * tree-ssa-live.c (remove_unused_scope_block_p): When
8774 in_ctor_dtor_block, avoid discarding not just BLOCKs with
8775 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
8776 block_ultimate_origin is FUNCTION_DECL.
8777 (remove_unused_locals): If current_function_decl is
8778 polymorphic_ctor_dtor_p, pass initial true to
8779 remove_unused_scope_block_p' is_ctor_dtor_block.
8781 2016-04-14 Martin Sebor <msebor@redhat.com>
8786 * doc/extend.texi (Variable Length): Revert.
8788 2016-04-14 Marek Polacek <polacek@redhat.com>
8789 Jan Hubicka <hubicka@ucw.cz>
8792 * tree.c (verify_type): Disable the canonical type of main variant
8795 2016-04-14 Jason Merrill <jason@redhat.com>
8797 * cfgexpand.c, expr.c: Revert previous change.
8799 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
8802 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
8803 when building a mem ref for the incoming reduction variable.
8805 2016-04-14 Richard Biener <rguenther@suse.de>
8807 PR tree-optimization/70614
8808 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
8809 loop if the evolution dropped to chrec_dont_know.
8810 (interpret_condition_phi): Likewise.
8812 2016-04-14 Richard Biener <rguenther@suse.de>
8814 PR tree-optimization/70623
8815 * tree-ssa-pre.c (changed_blocks): Make global ...
8816 (compute_antic): ... local here. Move and fix worklist
8817 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
8818 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
8819 worklist handling, dump when ANTIC_IN changed.
8820 (compute_partial_antic_aux): Remove worklist handling.
8821 (init_pre): Do not compute post dominators. Add a comment about
8822 the CFG order chosen.
8823 (fini_pre): Do not free post dominators.
8825 2016-04-13 Martin Sebor <msebor@redhat.com>
8830 * doc/extend.texi (Variable Length): Document C++ specifics.
8832 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8835 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
8836 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
8837 eh edges have been purged.
8840 * tree-sra.c (create_access_replacement,
8841 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
8843 * tree-pretty-print.c (dump_fancy_name): New function.
8844 (dump_decl_name, dump_generic_node): Use it.
8846 2016-04-13 Jason Merrill <jason@redhat.com>
8848 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
8849 * expr.c (expand_expr_real_1): Likewise.
8851 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
8853 * config/i386/i386.md (kunpckhi): Swap operands.
8854 (kunpcksi): Likewise.
8855 (kunpckdi): Likewise.
8856 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
8857 (vec_pack_trunc_<mode>): Likewise.
8859 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8862 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
8865 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
8866 gimplification turns some element into non-constant.
8869 * rtl.h (convert_memory_address_addr_space_1): New prototype.
8870 * explow.c (convert_memory_address_addr_space_1): No longer static,
8871 add NO_EMIT argument and don't call convert_modes if true, pass
8872 it down recursively, remove break after return.
8873 (convert_memory_address_addr_space): Adjust caller.
8874 * simplify-rtx.c (simplify_unary_operation_1): Call
8875 convert_memory_address_addr_space_1 instead of convert_memory_address,
8876 if it returns NULL, don't simplify.
8878 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
8881 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
8883 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8885 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8886 Bump the upper SIMDLEN limits, so that if the return type or
8887 characteristic type if the return type is void can be passed in
8888 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
8891 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8894 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
8895 Do not use "=" constraint on an input constraint.
8896 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8897 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8898 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
8899 generates (neg (abs ...)) instead of (abs ...).
8901 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8903 PR rtl-optimization/70596
8904 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
8905 just invalidate LRA data and reset them. Adjust dump wording.
8907 2016-04-12 Martin Liska <mliska@suse.cz>
8910 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8912 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8914 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8915 max_loop_iterations_int.
8916 (tree_unswitch_outer_loop): Likewise.
8917 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8918 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8920 2016-04-12 Tom de Vries <tom@codesourcery.com>
8922 PR tree-optimization/68756
8923 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
8924 instead of new_name.
8926 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8928 PR tree-optimization/70602
8929 * tree-sra.c (generate_subtree_copies): Don't write anything into
8930 constant pool decls.
8932 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
8933 regardless whether there are depend clauses or not.
8935 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8938 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
8939 target attribute and pragma from changing the -mfloat128
8940 and -mfloat128-hardware options.
8942 * doc/extend.texi (Additional Floating Types): Document PowerPC
8943 __float128 restrictions.
8945 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8948 * config/aarch64/driver-aarch64.c
8949 (aarch64_get_extension_string_for_isa_flags): New.
8950 (arch_extension): Rename to...
8951 (aarch64_arch_extension): ...This.
8952 (ext_to_feat_string): Rename to...
8953 (aarch64_extensions): ...This.
8954 (aarch64_core_data): Keep track of architecture extension flags.
8955 (cpu_data): Rename to...
8956 (aarch64_cpu_data): ...This.
8957 (aarch64_arch_driver_info): Keep track of architecture extension
8959 (get_arch_name_from_id): Rename to...
8960 (get_arch_from_id): ...This, change return type.
8961 (host_detect_local_cpu): Update and reformat for renames, handle
8962 extensions through common infrastructure.
8964 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8967 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
8968 track of a canonical flag name.
8969 (all_extensions): Likewise.
8970 (arch_to_arch_name): Also track extension flags enabled by the arch.
8971 (all_architectures): Likewise.
8972 (aarch64_parse_extension): Move to here.
8973 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
8975 (aarch64_rewrite_selected_cpu): Update for above change.
8976 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
8977 are handled, such that the single explicit value enabled by an
8978 extension is kept seperate from the implicit values it also enables.
8979 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
8981 (aarch64_parse_extension): New.
8982 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
8983 here to config/aarch64/aarch64-protos.h.
8984 (aarch64_parse_extension): Move from here to
8985 common/config/aarch64/aarch64-common.c.
8986 (aarch64_option_print): Update.
8987 (aarch64_declare_function_name): Likewise.
8988 (aarch64_start_file): Likewise.
8989 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
8990 the canonical flag for extensions.
8991 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
8994 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8996 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
8999 2016-04-09 Tom de Vries <tom@codesourcery.com>
9001 PR tree-optimization/68953
9002 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
9003 first to last subscript.
9005 2016-04-09 Jakub Jelinek <jakub@redhat.com>
9007 PR tree-optimization/70586
9008 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
9011 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
9015 PR tree-optimization/70373
9019 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
9020 clauses for acc parallel reductions as necessary. Error on those
9022 * omp-low.c (scan_sharing_clauses): Don't install variables which
9023 are used in acc parallel reductions.
9024 (lower_rec_input_clauses): Remove dead code.
9025 (lower_oacc_reductions): Add support for reference reductions.
9026 (lower_reduction_clauses): Remove dead code.
9027 (lower_omp_target): Don't remap variables appearing in acc parallel
9029 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
9031 2016-04-08 Jakub Jelinek <jakub@redhat.com>
9034 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
9035 with multiple SSA_NAME defs, force the outputs other than first
9036 to be live before calling live_track_process_def on each output.
9038 PR rtl-optimization/70574
9039 * fwprop.c (forward_propagate_and_simplify): Don't add
9040 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
9041 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
9042 paradoxical subregs within *loc.
9044 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
9046 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
9047 -ftree-parallelize-loops={0,1}.
9048 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
9049 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
9050 * config/ia64/hpux.h (LIB_SPEC): Likewise.
9051 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
9052 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
9054 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
9057 * asan.c (instrument_derefs): If we get unknown location, extract it
9059 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
9061 2016-04-08 Tom de Vries <tom@codesourcery.com>
9063 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
9064 implicit firstprivate clause.
9066 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9069 * config/arm/thumb2.md (tst + branch-> lsls + branch
9070 peephole below *orsi_not_shiftsi_si): Require that condition
9071 register is dead after the peephole.
9072 (second peephole after the above): Likewise.
9074 2016-04-08 Alan Modra <amodra@gmail.com>
9077 * builtins.c (fold_builtin_classify): For IBM extended precision,
9078 look at just the high-order double to test for NaN.
9079 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
9080 test just the high double for Inf but both doubles for subnormal
9083 2016-04-07 Jakub Jelinek <jakub@redhat.com>
9085 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
9086 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
9087 node->simdclone->mask_mode != VOIDmode masks.
9088 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
9089 earlier, use it instead of node->simdclone.
9090 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9091 Set clonei->mask_mode.
9093 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9096 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
9097 Pass it through to cp_parser_already_scoped_statement.
9098 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
9099 it through to cp_parser_statement.
9100 (cp_parser_statement): Pass IF_P through to
9101 cp_parser_iteration_statement.
9102 (cp_parser_pragma): Adjust call to
9103 cp_parser_iteration_statement.
9105 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9108 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
9109 resolve a future -Wparentheses warning.
9110 * omp-low.c (scan_sharing_clauses): Likewise.
9111 * tree-parloops.c (eliminate_local_variables): Likewise.
9113 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
9115 PR rtl-optimization/70398
9116 * lra-constraints.c (process_address_1): Check zero scale and code
9117 for reloading with zero scale.
9119 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
9121 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
9122 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
9124 2016-04-06 Jakub Jelinek <jakub@redhat.com>
9126 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9127 Add support for AVX512F clones, include them by default for
9128 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
9129 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
9133 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
9134 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
9135 firstprivate clauses.
9136 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
9137 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
9138 (lower_omp_target): Set TREE_NO_WARNING for
9139 non-addressable possibly uninitialized vars which are copied into
9140 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
9142 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
9144 * config/pa/predicates.md (integer_store_memory_operand): Accept
9145 REG+D operands with a large offset when reload_in_progress is true.
9146 (floating_point_store_memory_operand): Likewise.
9148 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9151 * match.pd (nested int casts): Limit to GIMPLE.
9153 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
9156 * ipa-devirt.c (maybe_record_node): Fix comment; use
9157 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
9159 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9161 PR rtl-optimization/70542
9162 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
9163 if there are any uses other than insn or debug insns.
9165 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
9166 Jakub Jelinek <jakub@redhat.com>
9168 PR tree-optimization/70509
9169 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
9170 Shift HOST_WIDE_INT_1U instead of 1.
9172 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9174 PR tree-optimization/70509
9175 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9176 of the vector base type for index.
9178 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9181 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9183 2016-04-05 Richard Biener <rguenther@suse.de>
9185 PR tree-optimization/70526
9186 * tree-sra.c (build_ref_for_offset): Use prev_base to
9187 extract the alias pointer type.
9189 2016-04-05 Richard Biener <rguenther@suse.de>
9191 * dse.c (struct store_info): Remove alias_set member.
9192 (struct read_info_type): Likewise.
9193 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9194 spill_deleted, clear_alias_set_lookup): Remove.
9195 (get_group_info): Remove dead base == NULL_RTX case.
9196 (dse_step0): Remove initialization of removed variables.
9197 (delete_dead_store_insn): Reomve alias set dumping.
9198 (free_read_records): Remove alias_set handling.
9199 (canon_address): Remove alias_set_out parameter.
9200 (record_store): Remove spill_alias_set, it's always zero.
9201 (check_mem_read_rtx): Likewise.
9202 (dse_step2): Rename from ...
9203 (dse_step2_nospill): ... this. Adjust.
9204 (scan_stores): Rename from ...
9205 (scan_stores_nospill): ... this.
9206 (scan_reads): Rename from ...
9207 (scan_reads_nospill): ... this.
9208 (scan_stores_spill, scan_reads_spill): Remove.
9209 (dse_step3_scan): Remove for_spills argument which is always false.
9210 (dse_step3): Likewise.
9211 (dse_step5): Rename from ...
9212 (dse_step5_nospill): ... this. Remove alias_set handling.
9213 (rest_of_handle_dse): Adjust.
9215 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9218 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9219 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9220 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9221 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9223 2016-04-05 Richard Biener <rguenther@suse.de>
9226 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9227 non-register type temporaries into SSA.
9229 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9232 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9233 calls when sanitizing.
9234 (possible_polymorphic_call_target_p): Fix formatting.
9236 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9237 Jakub Jelinek <jakub@redhat.com>
9240 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9241 to ensure a call statement is compatible with a built-in's
9243 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9246 2016-04-04 Richard Biener <rguenther@suse.de>
9248 PR rtl-optimization/70484
9249 * rtl.h (canon_output_dependence): Declare.
9250 * alias.c (canon_output_dependence): New function.
9251 * dse.c (record_store): Use canon_output_dependence rather
9252 than canon_true_dependence.
9254 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9257 * cgraph.h (symtab_node::copy_visibility_from): New function.
9258 * symtab.c (symtab_node::copy_visibility_from): New function.
9259 * ipa-visibility.c (optimize_weakref): New function.
9260 (function_and_variable_visibility): Use it.
9262 2016-04-04 Martin Liska <mliska@suse.cz>
9265 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9266 value that is really in range handled by SBR instruction.
9267 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9268 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9269 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9271 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9275 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9276 set, but not for SP_REG operands.
9278 2016-04-02 Martin Sebor <msebor@redhat.com>
9281 * fold-const.c (maybe_nonzero_address): New function.
9282 (fold_comparison): Call it. Fold equality and relational
9283 expressions involving null pointers.
9284 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9286 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9288 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9289 the "Y" constraint (scalar FP 0.0 immediate).
9291 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9292 Add the "const_double" to the list of operand constraints.
9294 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9296 PR rtl-optimization/70467
9297 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9298 If low word of the last operand is 0, just emit addition/subtraction
9301 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9304 * config/s390/s390.c (s390_expand_insv): Check for everything
9305 constant instead of just VOIDmode stuff.
9307 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9310 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9312 2016-04-01 Nathan Sidwell <nathan@acm.org>
9314 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9316 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9318 PR rtl-optimization/70461
9319 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9322 2016-03-31 Martin Liska <mliska@suse.cz>
9325 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9326 a tree value or an immediate integer value to a buffer
9327 that is eventually copied to a BRIG section.
9328 (emit_immediate_operand): Call the function here.
9329 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9330 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9331 of class' fields that are removed.
9332 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9333 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9334 m_brig_repr_size fields.
9336 2016-03-31 Martin Liska <mliska@suse.cz>
9339 * hsa-gen.c (hsa_function_representation::update_dominance): New
9341 (convert_addr_to_flat_segment): Likewise.
9342 (gen_hsa_memory_set): New alignment argument.
9343 (gen_hsa_ctor_assignment): Likewise.
9344 (gen_hsa_insns_for_single_assignment): Provide alignment
9345 to gen_hsa_ctor_assignment.
9346 (gen_hsa_insns_for_direct_call): Add new argument.
9347 (expand_lhs_of_string_op): New function.
9348 (expand_string_operation_builtin): Likewise.
9349 (expand_memory_copy): New function.
9350 (expand_memory_set): New function.
9351 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9352 (convert_switch_statements): Change signature.
9353 (generate_hsa): Use a return value of the function.
9354 (pass_gen_hsail::execute): Do not call
9355 convert_switch_statements here.
9356 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9357 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9358 (hsa_function_representation::update_dominance): New function.
9360 2016-03-31 Martin Liska <mliska@suse.cz>
9363 * hsa-brig.c (emit_directive_variable): Emit alignment
9364 according to hsa_symbol::m_align.
9365 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9366 (dump_hsa_symbol): Dump alignment of HSA symbols.
9367 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9368 (gen_hsa_addr_with_align): New function.
9369 (hsa_bitmemref_alignment): Use newly added function.
9370 (gen_hsa_insns_for_load): Likewise.
9371 (gen_hsa_insns_for_store): Likewise.
9372 (gen_hsa_memory_copy): New argument added.
9373 (gen_hsa_insns_for_single_assignment): Respect
9374 alignment for assignments processed via gen_hsa_memory_copy.
9375 (gen_hsa_insns_for_direct_call): Likewise.
9376 (gen_hsa_insns_for_return): Likewise.
9377 (gen_function_def_parameters): Set default alignment.
9378 * hsa.c (hsa_object_alignment): New function.
9379 (hsa_byte_alignment): Pasted function.
9380 * hsa.h (hsa_symbol::m_align): New field.
9382 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9384 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9385 scratch field for goto case.
9387 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9389 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9391 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9394 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9395 (scalar_chain::convert_insn): Call convert_op for reg
9396 moves to handle undefined registers.
9398 2016-03-31 Nathan Sidwell <nathan@acm.org>
9401 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9402 Assert we don't want to move backwards.
9404 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9407 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9409 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9411 PR rtl-optimization/70460
9412 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9413 with operand from REG_LABEL_OPERAND, instead substitute
9414 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9415 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9417 2016-03-31 Martin Liska <mliska@suse.cz>
9419 * passes.c (execute_one_pass): Do not call
9420 todo_after for a discarded function.
9422 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9424 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9425 (no_cost, infinite_cost): Initialize the new field.
9426 (get_computation_cost_at): Record setup cost.
9427 (determine_use_iv_cost_address): Skip cost computation for sub
9428 uses if we can estimate it without losing accuracy.
9430 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9432 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9434 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9435 max_loop_iterations_int.
9436 (tree_unswitch_outer_loop): Likewise.
9437 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9438 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9440 2016-03-30 Richard Biener <rguenther@suse.de>
9443 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9445 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9448 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9449 in gen_blendm expander.
9451 2016-03-30 Nick Clifton <nickc@redhat.com>
9454 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9455 case where we are already provided with an SImode SUBREG.
9457 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9460 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9461 conflict between DRAP register and __builtin_eh_return.
9463 2016-03-30 Michael Matz <matz@suse.de>
9464 Richard Biener <rguenther@suse.de>
9467 * ipa-polymorphic-call.c (struct type_change_info): Change
9468 speculative to an unsigned allowing to limit the work we do.
9469 (csftc_abort_walking_p): New inline function..
9470 (check_stmt_for_type_change): Limit the number of may-defs
9471 skipped for speculative devirtualization to
9472 max-speculative-devirt-maydefs.
9473 * params.def (max-speculative-devirt-maydefs): New param.
9474 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9476 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9479 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9482 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9484 PR tree-optimization/59124
9485 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9486 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9488 2016-03-29 Jeff Law <law@redhat.com>
9490 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9492 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9494 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9497 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9499 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9500 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9501 gcrt0.o if linking dynamically.
9503 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9506 * ipa-devirt.c (methods_equal_p): New function.
9507 (compare_virtual_tables): Use it.
9508 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9509 * cgraphclones.c (clone_function_name_1): Use
9510 symbol_table::symbol_suffix_separator.
9511 * coverage.c (build_var): Likewise.
9512 * symtab.c (symbol_table::symbol_suffix_separator): New.
9514 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9516 PR rtl-optimization/70429
9517 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9518 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9519 mode != result_mode.
9522 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9524 PR tree-optimization/70405
9525 * ssa-iterators.h (num_imm_uses): Add missing braces.
9527 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9529 PR rtl-optimization/68695
9530 * ira-color.c (allocno_copy_cost_saving): New.
9531 (improve_allocation): Use it.
9533 2016-03-29 Richard Henderson <rth@redhat.com>
9536 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9538 2016-03-29 Richard Biener <rguenther@suse.de>
9541 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9542 use alignment returned by get_pointer_alignment_1 if it is
9543 bigger than BITS_PER_UNIT.
9544 * builtins.c (get_pointer_alignment_1): Do not return true
9545 for alignment extracted from SSA info.
9547 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9549 * config/ft32/ft32.opt (mnodiv): New.
9550 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9551 * doc/invoke.texi (FT32 Options -mnodiv): New.
9553 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9556 * config/i386/i386.md (define_split, andn): Fix modes.
9558 2016-03-26 Richard Biener <rguenther@suse.de>
9559 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9562 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9564 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9565 as 2nd argument to cl_optimization_restore().
9567 2016-03-25 Richard Henderson <rth@redhat.com>
9570 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9571 * config/aarch64/aarch64-protos.h: Declare it.
9572 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9574 2016-03-25 Alan Modra <amodra@gmail.com>
9577 * config/rs6000/constraints.md (j): Simplify.
9578 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9580 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9581 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9582 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9583 in all constraint alternatives.
9584 (movtd_64bit_nodm): Delete "j" constraint alternative.
9586 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9588 * tree-ssa-propagate.c: Enhance docs for
9589 SSA_PROP_NOT_INTERESTING.
9591 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9593 * doc/extend.texi: Fix typo in documentation to pure attribute.
9595 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9598 * config/pa/pa.md (bswapdi2): Use a scratch register.
9600 2016-03-24 Richard Henderson <rth@redhat.com>
9603 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9606 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9608 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9609 using ix86_expand_binary_operator instead of gen_andsi3.
9611 2016-03-24 Richard Biener <rguenther@suse.de>
9613 PR tree-optimization/70396
9614 * tree-vect-stmts.c (vectorizable_comparison): Use
9615 get_vectype_for_scalar_type.
9617 2016-03-24 Richard Biener <rguenther@suse.de>
9620 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9621 with register bases.
9623 2016-03-24 Richard Biener <rguenther@suse.de>
9625 PR tree-optimization/70372
9626 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9627 build_all_ones_cst to also handle vector types correctly.
9629 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9632 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9635 2016-03-23 Marek Polacek <polacek@redhat.com>
9638 * doc/invoke.texi: Document -Wignored-attributes.
9640 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9642 PR tree-optimization/69042
9643 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9644 parameter from 30 to 40.
9646 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9648 PR tree-optimization/69042
9649 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9650 for use with constant offset stripped in base.
9652 2016-03-23 Richard Biener <rguenther@suse.de>
9655 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9656 mode compatibility check.
9657 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9659 2016-03-23 Jeff Law <law@redhat.com>
9661 PR tree-optimization/64058
9662 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9664 (struct ssa_conflicts): Move up earlier in the file.
9665 (conflicts_, var_map_): New static variables.
9666 (initialize_conflict_count): New function to initialize the
9667 CONFLICT_COUNT field for each conflict pair.
9668 (compare_pairs): Lazily initialize the conflict count and use it
9669 as the first tie-breaker.
9670 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9671 and wipe conflicts_ and map_ around the call to qsort. Remove
9672 special case for 2 coalesce pairs.
9673 * bitmap.c (bitmap_count_unique_bits): New function.
9674 (bitmap_count_bits_in_word): New function, extracted from
9676 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9677 * bitmap.h (bitmap_count_unique_bits): Declare it.
9679 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9682 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9683 transparent alias chain for decl assembler name.
9684 * config/sol2.c (solaris_assemble_visibility): Likewise.
9686 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9688 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9690 (v10_fdivs): Likewise.
9691 (v10_fdivd): Likewise.
9693 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9696 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9697 to not call fclose twice on file.
9699 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9701 PR tree-optimization/70354
9702 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9703 oprnd0 is wider than oprnd1 and there is a cast from the wider
9704 type to oprnd1, mask it with the mask of the narrower type.
9707 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9708 Optimize TARGET_STV splitters, if high or low word of last argument
9711 2016-03-22 Jeff Law <law@redhat.com>
9714 tree-ssa-threadbackward.c
9715 (fsm_find_control_statement_thread_paths): Correctly distinguish
9716 between old style jump threads vs FSM jump threads.
9718 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
9721 * config/i386/i386.c (scalar_chain::convert_op): Support
9722 uninitialized register usage case.
9724 2016-03-22 Richard Biener <rguenther@suse.de>
9727 * genmatch.c (gen_transform): Adjust last parameter to a three-state
9729 (capture::gen_transform): ... to change behavior when substituting
9730 a condition into cond or not-cond expr context.
9731 (dt_simplify::gen_1): Adjust.
9732 * gimple-match-head.c: Include gimplify.h for unshare_expr.
9733 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
9734 last change and instead change to
9735 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
9736 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9738 2016-03-22 Anthony Green <green@moxielogic.com>
9740 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
9741 issue for moxiebox targets.
9742 (CC1PLUS_SPEC): Ditto.
9744 2016-03-22 Richard Biener <rguenther@suse.de>
9747 * fold-const.c (extract_muldiv_1): Properly perform multiplication
9750 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9752 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
9754 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9757 * config/i386/i386.c (def_builtin): Handle
9758 OPTION_MASK_ISA_AVX512VL to be and-ed with other
9760 (const struct builtin_description bdesc_special_args[]):
9761 Remove duplicate ISA bits.
9763 2016-03-22 Jakub Jelinek <jakub@redhat.com>
9766 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
9767 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
9768 in a way that works also for AVX512BW.
9771 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
9772 instead of source if operands[1] is xmm16 and above and
9773 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
9774 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
9777 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
9778 on assign if (*from_p) is a comparison, set it to
9779 TREE_NO_WARNING (*from_p).
9781 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9784 * lra.c (restore_scratches): Ignore deleted insns.
9786 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
9787 Jakub Jelinek <jakub@redhat.com>
9789 PR tree-optimization/70317
9790 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
9793 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
9796 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
9797 of ix86_expand_move.
9799 (movti): Use general_operand for operand 1 predicate.
9801 2016-03-21 Martin Liska <mliska@suse.cz>
9803 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
9805 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
9807 2016-03-21 Martin Liska <mliska@suse.cz>
9810 * ipa-icf.c (sem_function::parse): Skip static
9811 constructors and destructors.
9813 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9816 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
9817 function-like macro, peek following token(s) if it is followed
9818 by CPP_OPEN_PAREN token with optional padding in between, and
9819 if not, don't treat it like a macro.
9821 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
9822 Alexander Monakov <amonakov@ispras.ru>
9824 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
9825 for the stabs debug format.
9827 2016-03-21 Richard Biener <rguenther@suse.de>
9829 PR tree-optimization/70310
9830 * tree-vect-generic.c (expand_vector_condition): Fold the built
9833 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
9836 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
9837 Block third alternative for AVX-512VL target,
9839 2016-03-21 Martin Liska <mliska@suse.cz>
9842 * hsa-brig.c (emit_function_directives): Mark unemitted
9843 global variables for emission.
9844 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
9845 (get_symbol_for_decl): Likewise.
9846 * hsa.h (struct hsa_symbol): New flag.
9848 2016-03-21 Richard Biener <rguenther@suse.de>
9850 PR tree-optimization/70288
9851 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
9852 we do not estimate unsimplified all-constant conditionals or
9853 switches as optimized away.
9855 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
9857 PR rtl-optimization/69102
9858 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
9859 when we have a readonly dependency context.
9861 2016-03-18 Jeff Law <law@redhat.com>
9863 PR rtl-optimization/70263
9864 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
9865 (update_equiv_regs): When trying to move a store to after the insn
9866 that sets the source of the store, make sure the store occurs after
9867 the insn that sets the source of the store. When successful note
9868 the REG_EQUIV note created in the dump file.
9870 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
9871 Bernd Schmidt <bschmidt@redhat.com>
9873 * doc/extend.texi: Document more potential problems with basic asms.
9875 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
9877 PR rtl-optimization/70278
9878 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
9881 2016-03-18 Jason Merrill <jason@redhat.com>
9883 * calls.c (load_register_parameters): Fix zero size sibcall logic.
9885 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
9887 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
9888 values to 128b regs.
9890 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
9892 PR tree-optimization/70252
9893 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
9894 boolean vector has a proper number of elements.
9895 (supportable_narrowing_operation): Likewise.
9897 2016-03-18 Tom de Vries <tom@codesourcery.com>
9900 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
9902 2016-03-18 Jakub Jelinek <jakub@redhat.com>
9904 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
9905 instead of replace_rtx for DEBUG_INSNs.
9907 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9909 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
9910 load type reservations.
9912 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
9915 * config/pa/constraints.md: Revert 2015-02-13 change. Use
9916 define_constraint for "Q" and "T" constraints.
9918 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
9920 Tweak the pipeline model for Exynos M1
9922 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
9925 2016-03-17 David Malcolm <dmalcolm@redhat.com>
9928 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
9929 where one or both locations aren't within a line_map.
9931 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
9934 * opts.c (finish_options): Don't set flag_pie to the default if
9935 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
9938 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
9940 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
9941 true as ALL_REGS argument to replace_rtx.
9943 2016-03-17 Richard Biener <rguenther@suse.de>
9946 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
9949 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9952 * rtl.h (replace_rtx): Add ALL_REGS argument.
9953 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
9954 equality and assert mode is the same, instead of just rtx pointer
9956 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
9957 true as ALL_REGS argument to replace_rtx.
9959 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
9961 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
9962 for boolean vector with vector mode only.
9963 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9965 2016-03-17 Nick Clifton <nickc@redhat.com>
9968 * config/rx/rx.c (rx_print_integer): Print negative constants in
9971 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9974 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
9976 2016-03-16 Richard Henderson <rth@redhat.com>
9977 Richard Biener <rguenth@suse.de>
9982 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
9983 first operand as is_gimple_condexpr.
9988 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
9989 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
9990 Do not gimplify the result.
9991 (do_unop): Adjust call to tree_vec_extract.
9992 (do_binop): Likewise.
9993 (do_compare): Likewise.
9994 (do_plus_minus): Likewise.
9995 (do_negate): Likewise.
9996 (expand_vector_condition): Likewise.
9997 (do_cond): Likewise.
9999 2016-03-16 Richard Henderson <rth@redhat.com>
10002 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
10003 (aarch64_classify_address): Use it.
10004 (aarch64_legitimize_address): Force all subexpressions of PLUS
10005 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
10007 2016-03-16 Jakub Jelinek <jakub@redhat.com>
10008 Richard Biener <rguenth@suse.de>
10011 * rtlanal.c (replace_rtx): For REG, if from is a REG,
10012 return to even if only REGNO is equal, and assert
10015 2016-03-11 Jeff Law <law@redhat.com>
10017 PR rtl-optimization/70224
10018 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
10020 2016-03-16 Richard Henderson <rth@redhat.com>
10022 PR middle-end/70199
10023 * function.h (struct function): Add has_forced_label_in_static.
10024 * gimplify.c (force_labels_r): Set it.
10025 * lto-streamer-in.c (input_struct_function_base): Read it.
10026 * lto-streamer-out.c (output_struct_function_base): Write it.
10027 * tree-inline.c (has_label_address_in_static_1): Remove.
10028 (copy_forbidden): Remove fndecl parameter; test
10029 has_forced_label_in_static.
10030 (inline_forbidden_p): Update call to copy_forbidden.
10031 (tree_versionable_function_p): Likewise.
10032 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
10033 (chkp_versioning): Likewise.
10034 * tree-inline.h (copy_forbidden): Update decl.
10036 2016-03-16 Marek Polacek <polacek@redhat.com>
10039 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
10040 function being thunked if the result type doesn't have fixed size.
10041 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
10042 doesn't have fixed size.
10044 2016-03-16 Bin Cheng <bin.cheng@arm.com>
10046 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
10047 reporting malformed loop nest.
10049 2016-03-16 Tom de Vries <tom@codesourcery.com>
10052 * ipa-devirt.c (possible_polymorphic_call_targets): Move
10053 nodes.length () == 1 test to before first nodes[0] access.
10055 2016-03-16 Tom de Vries <tom@codesourcery.com>
10057 PR tree-optimization/68715
10058 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
10059 single_pred_p test.
10061 2016-03-16 Tom de Vries <tom@codesourcery.com>
10063 PR tree-optimization/68809
10064 * graphite-scop-detection.c (same_close_phi_node): Test if result types
10067 2016-03-16 Carlos O'Donell <carlos@redhat.com>
10068 Sandra Loosemore <sandra@codesourcery.com>
10070 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
10071 on leaf attribute. Mention ELF interposition problems.
10073 2016-03-16 Alan Modra <amodra@gmail.com>
10075 PR rtl-optimization/69195
10076 PR rtl-optimization/47992
10077 * ira.c (indirect_jump_optimize): Ignore artificial defs.
10080 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
10083 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
10085 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10087 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
10089 2016-03-15 Jakub Jelinek <jakub@redhat.com>
10091 PR rtl-optimization/70222
10092 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
10093 optimization if mode is different from result_mode, queue up masking
10094 of the result in outer_op. Formatting fix.
10096 PR middle-end/70239
10097 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
10100 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10102 PR rtl-optimization/69032
10103 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
10104 looping backwards over basic block insns.
10106 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10109 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
10110 to non-speculative when propagating trap bits.
10112 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10114 PR rtl-optimization/63384
10115 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
10116 DEBUG_INSN_P insns.
10118 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10121 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
10122 factored out from ...
10123 (sched_analyze_insn): ... here.
10124 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
10125 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
10126 get_implicit_reg_pending_clobbers in it.
10127 (setup_id_reg_sets): Use setup_id_implicit_regs.
10128 (deps_init_id): Ditto.
10130 2016-03-15 Tom de Vries <tom@codesourcery.com>
10133 * cgraph.c (cgraph_node::get_body): Save, reset and restore
10135 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
10136 execute_function_dump.
10137 (execute_one_pass): Don't dump function if it will be dumped after ipa
10140 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
10142 * genrecog.c (match_pattern_2): If pred is NULL don't call
10143 safe_predicate_mode on it.
10145 2016-03-14 Jakub Jelinek <jakub@redhat.com>
10147 PR middle-end/70219
10148 * lra-constraints.c (delete_move_and_clobber): Change assertion
10149 to also allow dregno == 0.
10151 2016-03-14 Richard Henderson <rth@redhat.com>
10154 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
10155 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
10156 (reassociate_bb): Use optimize_vec_cond_expr; avoid
10157 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
10160 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
10163 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
10165 (lra_create_live_ranges_1): initialize hard register biggest_mode to
10167 * lra-constraints.c (split_reg): For hard regs, try to find the
10168 biggest single-register mode used in the function.
10170 2016-03-14 Richard Biener <rguenther@suse.de>
10172 PR tree-optimization/56365
10173 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10174 constants to compare against.
10176 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10179 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10180 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10181 (define_split for the GPR case): Use int_reg_operand instead of
10182 gpc_reg_operand for the output.
10184 2016-03-14 Tom de Vries <tom@codesourcery.com>
10186 PR tree-optimization/70045
10187 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10188 create_empty_if_region_on_edge argument.
10190 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10192 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10193 (STACK_CHECK_PROTECT): Likewise.
10194 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10195 (STACK_CHECK_PROTECT): Likewise.
10196 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10197 (STACK_CHECK_PROTECT): Likewise.
10198 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10199 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10200 (STACK_CHECK_PROTECT): Likewise.
10202 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10204 PR rtl-optimization/69307
10205 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10206 registers in modes that span more than one register.
10208 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10211 * lra-constraints.c (delete_move_and_clobber): New.
10212 (remove_inheritance_pseudos): Use it.
10214 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10217 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10218 the libcall is LCT_THROW.
10219 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10220 for the checking routine.
10222 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10225 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10226 optimization if we have direct move.
10227 (roundu32<mode>2_fprs): Likewise.
10229 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10232 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10234 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10235 Arguments swapped. All callers changed. Take reg_renumber into
10236 account, and Calculate and compare register ranges for hard regs.
10238 2016-03-11 Jeff Law <law@redhat.com>
10240 PR tree-optimization/70190
10241 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10242 Handle cases where we can not extract the taken edge, even though we
10243 found a constant value.
10245 PR tree-optimization/64058
10246 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10247 (num_coalesce_pairs): Move up earlier in file.
10248 (find_coalesce_pair): Initialize the INDEX field for each pair
10250 (compare_pairs): No longer sort on the elements in each pair.
10251 Instead break ties with the index of the coalesce pair.
10253 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10256 * config/aarch64/aarch64-protos.h
10257 (aarch64_save_restore_target_globals): New prototype.
10258 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10259 Call the above when popping pragma.
10260 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10262 (aarch64_set_current_function): Rewrite using the above.
10264 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10266 PR tree-optimization/70177
10267 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10268 (extract_ops_from_tree): ... this. In the 2 argument
10269 overload remove _1 suffix.
10270 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10271 (extract_ops_from_tree): ... this.
10272 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10274 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10275 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10276 extract_ops_from_tree instead of 2 operand one.
10278 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10280 PR tree-optimization/70013
10281 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10282 for constant-pool entries.
10284 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10286 PR rtl-optimization/70174
10287 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10288 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10290 PR tree-optimization/70169
10291 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10292 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10295 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10296 Jakub Jelinek <jakub@redhat.com>
10299 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10300 of uninitialized values.
10302 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10304 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10306 ("*trunctddd2"): New pattern definition.
10307 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10310 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10312 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10313 definitions for BFP and DFP rounding modes.
10314 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10315 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10316 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10317 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10320 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10322 * config/s390/constraints.md: Adjust comment.
10323 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10324 s390_decompose_addrstyle_without_index.
10325 * config/s390/predicates.md (shift_count_or_setmem_operand):
10326 Rename to setmem_operand.
10327 * config/s390/s390-protos.h
10328 (s390_decompose_shift_count): Rename to
10329 s390_decompose_addrstyle_without_index.
10330 * config/s390/s390.c (s390_decompose_shift_count)
10331 (s390_mem_constraint, print_shift_count_operand)
10332 (print_operand_address, print_operand): Rename
10333 s390_decompose_shift_count to
10334 s390_decompose_addrstyle_without_index and rename
10335 print_shift_count_operand to print_addrstyle_operand troughout the
10337 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10338 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10339 Rename shift_count_or_setmem_operand to setmem_operand.
10340 * config/s390/vx-builtins.md ("vec_insert<mode>")
10341 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10344 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10347 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10348 Handle overlapping retval and newval.
10350 2016-03-10 Nick Clifton <nickc@redhat.com>
10353 * config/aarch64/aarch64.c
10354 (aarch64_override_options_after_change_1): When forcing
10355 flag_omit_frame_pointer to be true, use a special value that can
10356 be detected if this function is called again, thus preventing
10357 flag_omit_leaf_frame_pointer from being forced to be false.
10359 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10361 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10362 Set x_flag_omit_leaf_frame_pointer when handling
10363 -momit-leaf-frame-pointer.
10365 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10368 * cgraph.c (cgraph_node::dump): Dump split_part and
10369 indirect_call_target.
10370 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10371 * ipa.c (has_addr_references_p): Cleanup.
10372 (is_indirect_call_target_p): New.
10373 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10374 called indirectly as local.
10375 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10377 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10380 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10381 on cxa_pure_virtual.
10383 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10386 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10388 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10391 * tree.c (need_assembler_name_p): Only record main variant type names.
10393 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10396 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10397 Always define to 0 or 1.
10398 (TARGET_FIX_ERR_A53_843419): New macro.
10399 * config/aarch64/aarch64-elf-raw.h
10400 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10401 * config/aarch64/aarch64-linux.h: Likewise.
10402 * config/aarch64/aarch64.c
10403 (aarch64_override_options_after_change_1): Do not default
10404 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10406 (aarch64_attributes): Handle fix-cortex-a53-843419.
10407 (aarch64_can_inline_p): Likewise.
10408 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10410 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10411 Jakub Jelinek <jakub@redhat.com>
10413 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10414 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10415 DECL_COMMONS if flag_unconstrained_commons is set.
10416 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10417 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10418 (funconstrained-commons): Document.
10420 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10422 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10423 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10425 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10427 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10428 has a proper number of elements.
10430 2016-03-10 Alan Modra <amodra@gmail.com>
10432 PR rtl-optimization/69195
10433 PR rtl-optimization/47992
10434 * ira.c (recorded_label_ref): Delete.
10435 (update_equiv_regs): Return void.
10436 (indirect_jump_optimize): New function.
10437 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10438 before regstat_compute_ri. Don't rebuild_jump_labels here.
10439 Delete update_regstat.
10441 2016-03-10 Richard Biener <rguenther@suse.de>
10443 PR tree-optimization/70128
10444 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10445 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10447 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10449 PR tree-optimization/70152
10450 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10451 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10454 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10455 instead of gen_sse2_loadlpd.
10456 * config/i386/sse.md (*vec_concatv2df): Rename to...
10457 (vec_concatv2df): ... this.
10459 PR tree-optimization/70127
10460 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10462 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10466 * diagnostic-show-locus.c (compatible_locations_p): New function.
10467 (layout::layout): Sanitize ranges using compatible_locations_p.
10469 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10473 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10474 location_range param with three const expanded_locations * and a
10476 (layout::layout): Replace call to
10477 rich_location::lazily_expand_location with get_expanded_location.
10478 Extract the range and perform location expansion here, passing
10479 the results to the layout_range ctor.
10480 * diagnostic.c (source_range::debug): Delete.
10481 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10482 of rich_location::get_expanded_location.
10483 * gcc-rich-location.c (get_range_for_expr): Delete.
10484 (gcc_rich_location::add_expr): Reimplement to avoid the
10485 rich_location::add_range overload that took a location_range,
10486 passing a location_t instead.
10488 2016-03-09 Richard Biener <rguenther@suse.de>
10489 Jakub Jelinek <jakub@redhat.com>
10491 PR tree-optimization/70138
10492 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10493 Also skip vect_double_reduction_def.
10495 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10498 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10499 if the operand is "m".
10501 2016-03-09 Nathan Sidwell <nathan@acm.org>
10503 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10505 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10507 * config/i386/i386.c (processor_target_table): Fix cost table
10508 intialization order for znver1.
10510 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10512 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10513 - becuase -> because.
10514 * ipa-reference.c (ignore_module_statics): Likewise.
10515 * cgraph.c (cgraph_node::get_body): Likewise.
10516 * ipa-inline.c (early_inliner): Likewise.
10517 * ipa-devirt.c (types_same_for_odr): Likewise.
10518 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10519 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10521 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10523 * tree-ssa-math-opts.c: Fix typo in comment.
10525 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10528 * config/i386/i386.c (scalar_chain::make_vector_copies,
10529 scalar_chain::convert_reg): Call end_sequence in between
10530 get_insns and emit_conversion_insns rather than after both
10533 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10536 * config/i386/i386.h (machine_function): Add
10537 pc_thunk_call_expanded flag.
10538 (ix86_pc_thunk_call_expanded): New define.
10539 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10540 (*set_got): Rename insn pattern from set_got.
10541 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10542 * config/i386/i386.c (ix86_compute_frame_layout): Use
10543 ix86_pc_thunk_call_expanded to prevent red-zone.
10545 2016-03-07 Martin Jambor <mjambor@suse.cz>
10547 * hsa.h (hsa_get_ctor_statements): Declare.
10548 (hsa_get_dtor_statements): Likewise.
10549 (hsa_get_kernel_dispatch_type): Likewise.
10550 * hsa.c (hsa_get_ctor_statements): New function.
10551 (hsa_get_dtor_statements): Likewise.
10552 (hsa_get_kernel_dispatch_type): Likewise.
10553 * hsa-brig.c (hsa_cdtor_statements): Removed.
10554 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10555 hsa_get_dtor_statements.
10556 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10557 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10559 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10561 * config/arm/arm-cores.def (cortex-r8): New.
10562 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10563 * config/arm/arm-tune.md: Likewise.
10564 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10566 2016-03-07 Martin Sebor <msebor@redhat.com>
10568 PR rtl-optimization/19705
10569 * doc/invoke.texi (Options That Control Optimization): Clarify
10570 -fno-branch-count-reg.
10572 2016-02-26 Richard Biener <rguenther@suse.de>
10573 Jeff Law <law@redhat.com>
10575 PR tree-optimization/69740
10576 * cfghooks.c (remove_edge): Request loop fixups if we delete
10577 an edge that might turn an irreducible loop into a natural
10579 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10580 Move after definition of loops_state_clear.
10582 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10584 PR rtl-optimization/69052
10585 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10588 2016-03-07 Tom de Vries <tom@codesourcery.com>
10590 PR tree-optimization/70116
10591 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10592 is_tm_ending stmts and ubsan/asan internal functions.
10593 (find_duplicate): Use it. Don't test is_tm_ending here.
10595 2016-03-07 Richard Biener <rguenther@suse.de>
10597 PR tree-optimization/70115
10598 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10599 (propagate_constants_for_unrolling): Use replace_uses_by.
10601 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10603 PR middle-end/69916
10604 * omp-low.c (struct oacc_loop): Add ifns.
10605 (new_oacc_loop_raw): Initialize it.
10606 (finish_oacc_loop): Clear mask & flags if no ifns.
10607 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10608 (oacc_loop_xform_loop): Add ifns arg & adjust.
10609 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10611 2016-03-07 Richard Henderson <rth@redhat.com>
10614 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10615 (insert_value_copy_on_edge): Likewise.
10617 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10619 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10621 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10624 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10626 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10628 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10630 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10632 Fix sseimul type attribute.
10633 * config/i386/znver1.md
10634 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10635 znver1_sseimul_avx256_load) : Fix the type attribute.
10636 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10637 pipe usage and latency.
10639 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10642 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10643 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10646 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10649 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10651 PR rtl-optimization/69941
10652 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10653 the reg share its mode.
10655 2016-03-04 Jeff Law <law@redhat.com>
10657 PR tree-optimization/69196
10658 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10659 If the both SSA_NAMEs are anonymous, then consider them unassociated
10660 and include the PHI in the statement count.
10662 2016-03-05 Tom de Vries <tom@codesourcery.com>
10664 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10665 construct in oacc routine. Check for oacc region in oacc routine.
10667 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10670 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10671 2016-02-22 changes, instead don't recurse if RECUR is already true.
10672 Don't change *dynamic_check if RECUR. Adjust recursive caller
10673 to pass true to the new argument.
10674 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10677 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10678 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10680 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10682 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10684 PR rtl-optimization/57676
10685 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10686 with flag_checking.
10688 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10690 * tree-vect-patterns.c (search_type_for_mask): Handle
10691 comparison of booleans.
10693 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10695 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10699 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10700 all other ops that have dw_val_class_die_ref operands,
10701 and DW_OP_GNU_entry_value.
10703 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10705 PR rtl-optimization/69904
10706 * config/arm/arm.c (arm_cannot_copy_insn_p):
10707 Return true for load-exclusive instructions.
10709 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10712 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10713 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10714 the pattern no matter if it is used just by non-pattern, pattern
10716 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10717 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10718 oprnd1 def_stmt is in pattern, don't look through it.
10720 2016-03-03 Marek Polacek <polacek@redhat.com>
10722 PR middle-end/70050
10723 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
10725 2016-03-03 Martin Liska <mliska@suse.cz>
10727 PR tree-optimization/70043
10728 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
10729 previous statement if we see a debug statement.
10731 2016-03-03 Richard Biener <rguenther@suse.de>
10733 PR tree-optimization/55936
10734 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
10735 parameter and guard unsafe equivalence use.
10736 (vrp_evaluate_conditional_warnv_with_ops): Always use
10737 safe equivalences but not via the quadratic compare_names
10740 2016-03-03 Michael Collison <michael.collison@linaro.org>
10743 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
10744 for operand 1 to s_register_operand. Change predicate for operand
10745 2 to arm_not_immediate_operand.
10747 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
10749 * doc/tm.texi: Regenerated.
10751 2016-03-02 Richard Henderson <rth@redhat.com>
10754 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
10755 simplification when all args are positive non-fixed registers.
10757 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10759 * target.def (lra_p): Specify that new ports should use LRA.
10761 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10764 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
10765 gimplify_type_sizes the type they refer to.
10766 (omp_notice_variable): Handle reference vars to VLAs.
10767 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
10768 reference to VLA decls in the second pass instead of first pass.
10770 2016-03-02 Tom de Vries <tom@codesourcery.com>
10772 PR tree-optimization/68659
10773 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
10774 new_expr == NULL_TREE.
10775 (get_new_name): Handle ADDR_EXPR.
10777 2016-03-02 Bin Cheng <bin.cheng@arm.com>
10779 PR rtl-optimization/69052
10780 * loop-invariant.c (canonicalize_address): New function.
10781 (inv_can_prop_to_addr_use): Check validity of address expression
10782 which is canonicalized by above function.
10784 2016-03-02 Alan Modra <amodra@gmail.com>
10787 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
10790 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10793 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
10794 (*movhi_internal): Put mask moves from and to memory separately
10795 from moves from/to GPRs.
10797 2016-03-02 Richard Biener <rguenther@suse.de>
10799 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
10800 GENERIC expressions in GIMPLE.
10802 2016-03-02 Richard Biener <rguenther@suse.de>
10804 * config/i386/i386.c (type_natural_mode): Fix typo.
10806 2016-03-02 Nick Clifton <nickc@redhat.com>
10808 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
10810 2016-03-02 Richard Biener <rguenther@suse.de>
10811 Uros Bizjak <ubizjak@gmail.com>
10814 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
10816 2016-03-02 Richard Biener <rguenther@suse.de>
10818 PR middle-end/67278
10819 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
10821 2016-03-02 Marek Polacek <polacek@redhat.com>
10824 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
10825 "is promoted to" warning.
10827 2016-03-01 DJ Delorie <dj@redhat.com>
10829 * config.gcc: Deprecate mep-*.
10831 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
10833 PR middle-end/70025
10834 * lra-constraints.c (regno_val_use_in): New.
10835 (match_reload): Use it instead of regno_use_in.
10837 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10839 PR rtl-optimization/70007
10840 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
10841 references present in REG_EQUAL notes attached to non-SET patterns.
10843 2016-03-01 Jeff Law <law@redhat.com>
10845 PR tree-optimization/69196
10846 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10847 Appropriately clamp the number of statements to copy when the
10848 thread path does not traverse a loop backedge.
10850 PR tree-optimization/69196
10851 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10852 Do count some PHIs in the thread path against the insn count. Decrease
10853 final statement count by one as the control statement in the last
10854 block will get removed. Remove special cased code for handling PHIs
10857 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
10860 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
10861 asm dialect alternatives to explicit GOTPCREL calls.
10863 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10866 * ira.c (do_reload): Issue warning for generic stack checking here...
10867 * reload1.c (reload): ...instead of here and streamline it.
10869 2016-03-01 Nick Clifton <nickc@redhat.com>
10871 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
10873 2016-03-01 Richard Biener <rguenther@suse.de>
10875 PR tree-optimization/69983
10876 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
10877 types and fall back to operand_equal_p.
10879 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10882 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10884 * config/s390/constraints.md ("jm8"): New constraint.
10885 * config/s390/predicates.md ("const_int_8bitset_operand"): New
10887 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
10889 ("*setmem_long<setmem_and>"): New pattern.
10890 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
10892 ("*setmem_long_31z<setmem_and>"): New pattern.
10893 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
10894 New substitution rules with the required attributes.
10897 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10900 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10902 * gensupport.c (process_substs_on_one_elem): Split loop to
10903 complete mark_operands_used_in_match_dup on all expressions in the
10905 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10906 and remove function.
10908 2016-03-01 Richard Biener <rguenther@suse.de>
10910 PR middle-end/70022
10911 * fold-const.c (fold_indirect_ref_1): Fix range checking for
10912 vector BIT_FIELD_REF extract.
10914 2016-03-01 Richard Biener <rguenther@suse.de>
10916 PR tree-optimization/69994
10917 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
10919 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
10921 PR tree-optimization/69956
10922 * tree-vect-stmts.c (supportable_widening_operation): Support
10923 multi-step conversion of boolean vectors.
10924 (supportable_narrowing_operation): Likewise.
10926 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10928 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
10931 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10933 * config/s390/subst.md (DSI_VI): New mode iterator.
10934 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
10935 * config/s390/vector.md ("vec_set<mode>"): Move expander before
10936 the insn definition.
10937 ("*vec_set<mode>"): Change predicate and add alternative to
10938 support only either register or const_int operands as element
10940 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
10942 ("vec_extract<mode>"): New expander.
10943 ("*vec_extract<mode>"): New insn definition supporting reg and
10944 const_int element selectors.
10945 ("*vec_extract<mode>_plus"): New insn definition supporting
10946 reg+const_int element selectors.
10947 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
10948 following expander+insn definition.
10949 ("<vec_shifts_name><mode>3"): New expander.
10950 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
10952 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10954 * config/s390/s390.md ("*tabort_1"): Change predicate to
10955 nonmemory_operand. Add a second alternative to cover
10956 register as well as const int operands.
10957 ("*tabort_1_plus"): New pattern definition.
10959 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10961 * config/s390/s390.md ("*ashrdi3_cc_31")
10962 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
10963 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
10964 Merge insn definitions into ...
10965 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10966 New pattern definition.
10967 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
10968 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
10969 ("*ashr<mode>3_and"): Merge insn definitions into ...
10970 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10971 New pattern definition.
10972 * config/s390/subst.md ("addr_style_op_cc_subst")
10973 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
10974 substitutions patterns plus attributes.
10975 Add ashiftrt to SUBST iterator.
10977 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10979 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
10980 op2 to nonmemory_operand.
10981 ("*<shift>di3_31", "*<shift>di3_31_and"):
10982 Merge into single pattern definition ...
10983 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
10984 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
10985 pattern definition ...
10986 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
10987 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
10990 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10992 * config/s390/predicates.md (const_int_6bitset_operand): New
10994 * config/s390/s390.md: Include subst.md.
10995 ("rotl<mode>3"): New expander.
10996 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
10998 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
10999 * config/s390/subst.md: New file.
11001 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11003 * config/s390/s390.md ("op_type", "atype", "length" attributes):
11004 Remove RRR type. It doesn't really exist.
11005 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
11007 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
11008 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
11009 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
11010 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
11011 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
11012 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
11013 `enabled' attribute.
11015 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11017 * gensupport.c (process_substs_on_one_elem): Split loop to
11018 complete mark_operands_used_in_match_dup on all expressions in the
11020 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11021 and remove function.
11023 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11026 * config/sparc/sparc.c (NWORDS_UP): Rename to...
11027 (CEIL_NWORDS): ...this. Use CEIL macro.
11028 (compute_fp_layout): Adjust to above renaming.
11029 (function_arg_union_value): Likewise.
11030 (sparc_arg_partial_bytes): Likewise.
11031 (sparc_function_arg_advance): Likewise.
11033 2016-02-29 Jeff Law <law@redhat.com>
11035 PR tree-optimization/70005
11036 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
11037 where an object with a boolean range is compared against a value
11040 PR tree-optimization/69999
11041 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
11042 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
11045 2016-02-29 Richard Biener <rguenther@suse.de>
11047 PR tree-optimization/69994
11048 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
11049 (get_unary_op): Look through nop conversions.
11050 (ops_equal_values_p): New function, look for equality diregarding
11052 (eliminate_plus_minus_pair): Use ops_equal_values_p
11053 (repropagate_negates): Do not use get_unary_op here.
11055 2016-02-29 Martin Liska <mliska@suse.cz>
11057 * system.h: Poison ENABLE_CHECKING macro.
11059 2016-02-29 Martin Liska <mliska@suse.cz>
11061 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
11062 is presented in dump flags.
11063 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11064 (hsa_regalloc): Likewise.
11066 2016-02-19 Richard Biener <rguenther@suse.de>
11068 PR tree-optimization/69980
11069 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
11070 permutation of those we need to keep.
11072 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11075 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
11076 (NWORDS_UP): ...this
11077 (init_cumulative_args): Minor tweaks.
11078 (sparc_promote_function_mode): Likewise.
11079 (scan_record_type): Delete.
11080 (traverse_record_type): New function template.
11081 (classify_data_t): New structure type.
11082 (classify_registers): New inline function.
11083 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
11084 exhausted. Instantiate traverse_record_type on classify_registers and
11085 deal with the case of a structure passed in slot #15 with no FP field
11087 (assign_data_t): New structure type.
11088 (compute_int_layout): New static function.
11089 (compute_fp_layout): Likewise.
11090 (count_registers): New inline function.
11091 (assign_int_registers): New static function.
11092 (assign_fp_registers): Likewise.
11093 (assign_registers): New inline function.
11094 (function_arg_record_value_1): Delete.
11095 (function_arg_record_value_2): Likewise.
11096 (function_arg_record_value_3): Likewise.
11097 (function_arg_record_value): Adjust to above changes. Instantiate
11098 traverse_record_type on count_registers to first count the number of
11099 registers to be used and then on assign_registers to assign them.
11100 (function_arg_union_value): Adjust to above renaming.
11101 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
11102 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
11103 case of a structure passed in slot #15
11104 (sparc_function_arg_advance): Likewise.
11105 (function_arg_padding): Minor tweak.
11107 2016-02-29 Richard Biener <rguenther@suse.de>
11109 PR tree-optimization/69720
11110 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
11111 the adjustment_def path for possibly vectorized defs.
11112 (vect_create_epilog_for_reduction): Handle vectorized initial
11115 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
11117 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
11119 2016-02-27 Jeff Law <law@redhat.com>
11122 2016-02-26 Richard Biener <rguenther@suse.de>
11123 Jeff Law <law@redhat.com>
11125 PR tree-optimization/69740
11126 * cfghooks.c (remove_edge): Request loop fixups if we delete
11127 an edge that might turn an irreducible loop into a natural
11130 2016-02-27 Jakub Jelinek <jakub@redhat.com>
11132 PR rtl-optimization/69896
11133 * tree-vect-generic.c (get_compute_type): Avoid single element
11136 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
11138 Rename the AArch64 tuning option and related functions to enable the
11139 Newton series for the reciprocal square root to reflect its
11140 approximative characteristic.
11142 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
11143 function to "aarch64_emit_approx_rsqrt".
11144 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
11145 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
11146 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
11147 (xgene1_tunings): Likewise.
11148 (use_rsqrt_p): Likewise.
11149 (aarch64_emit_swrsqrt): Use new function name.
11150 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
11151 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
11152 text explaining this option.
11153 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
11155 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11158 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11159 complain about -mallow-movmisalign without -mvsx if
11160 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
11162 2016-02-26 Joel Sherrill <joel@rtems.org>
11164 * config.gcc: Add x86_64-*-rtems*.
11165 * config/i386/rtems-64.h: New file.
11167 2016-02-26 Joel Sherrill <joel@rtems.org>
11169 * config.gcc: Add aarch64-*-rtems*.
11170 * config/aarch64/rtems.h: New file.
11172 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11175 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11176 shift amount using %h. Add comment.
11178 2016-02-26 Richard Biener <rguenther@suse.de>
11179 Jeff Law <law@redhat.com>
11181 PR tree-optimization/69740
11182 * cfghooks.c (remove_edge): Request loop fixups if we delete
11183 an edge that might turn an irreducible loop into a natural
11186 2016-02-26 Martin Jambor <mjambor@suse.cz>
11188 PR middle-end/69920
11189 * tree-sra.c (sra_modify_assign): Do not remove loads of
11190 uninitialized aggregates to SSA_NAMEs.
11192 2016-02-26 Richard Henderson <rth@redhat.com>
11195 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11196 pseudo in case the target rtx matches the source of the left
11199 2016-02-26 Martin Jambor <mjambor@suse.cz>
11202 * hsa.h (hsa_type_packed_p): Declare.
11203 * hsa.c (hsa_type_packed_p): New function.
11204 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11206 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11207 * hsa-brig.c (emit_basic_insn): Likewise.
11209 2016-02-26 Martin Jambor <mjambor@suse.cz>
11212 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11214 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11216 2016-02-26 Martin Jambor <mjambor@suse.cz>
11218 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11219 hsa_op_with_type operands.
11220 (hsa_unsigned_type_for_type): Declare.
11221 * hsa.c (hsa_unsigned_type_for_type): New function.
11222 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11223 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11224 the finalizer. Do not emit extra move.
11226 2016-02-26 Martin Jambor <mjambor@suse.cz>
11228 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11229 atomic operations in private segment.
11231 2016-02-26 Martin Jambor <mjambor@suse.cz>
11233 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11234 statements to wi->info. Also disallow omp simd constructs.
11235 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11236 for not gridifying. Dump special string for omp_for.
11238 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11241 * config/aarch64/aarch64.c (aarch64_set_current_function):
11242 Save/restore target globals when switching to
11243 target_option_default_node.
11245 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11248 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11249 Return 0 if !SHIFT_COUNT_TRUNCATED.
11251 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11252 Eric Botcazou <ebotcazou@adacore.com>
11254 PR rtl-optimization/69891
11255 * dse.c (scan_insn): If we can't figure out memset arguments
11256 or they are non-constant, call clear_rhs_from_active_local_stores.
11258 2016-02-26 Martin Liska <mliska@suse.cz>
11260 * doc/extend.texi: Mention clog10, clog10f an clog10l
11261 in Builtins section.
11263 2016-02-26 Martin Liska <mliska@suse.cz>
11265 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11267 (resolve_args_picking_1): Likewise.
11268 * dwarf2out.h (struct GTY): Likewise.
11270 2016-02-26 Martin Liska <mliska@suse.cz>
11272 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11273 with flag_checking.
11274 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11276 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11277 Martin Liska <mliska@suse.cz>
11279 * doc/install.texi: Mention --enable-valgrind-annotations.
11281 2016-02-26 Richard Biener <rguenther@suse.de>
11283 PR tree-optimization/69551
11284 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11285 looking through aliases adjust DECL_PT_UID to refer to the
11286 ultimate alias target.
11288 2016-02-25 Martin Liska <mliska@suse.cz>
11290 PR middle-end/69919
11291 * alloc-pool.c (after_memory_report): New variable.
11292 * alloc-pool.h (base_pool_allocator ::release): Do not use
11293 the infrastructure if after_memory_report.
11294 * toplev.c (toplev::main): Mark after memory report.
11296 2016-02-25 Richard Biener <rguenther@suse.de>
11298 PR tree-optimization/48795
11299 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11301 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11304 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11305 offloading is enabled and -fopenacc or -fopenmp is specified.
11306 (CRTOFFLOADEND): Likewise.
11307 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11308 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11309 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11310 (offload_objects_file_name): New static var.
11311 (tool_cleanup): Remove offload_objects_file_name file.
11312 (find_offloadbeginend): Replace with ...
11313 (find_crtoffloadtable): ... this.
11314 (run_gcc): Remove offload_argc and offload_argv.
11315 Get offload_objects_file_name from -foffload-objects=... option.
11316 Read names of object files with offload from this file, pass them to
11317 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11318 don't pass offloadbegin and offloadend to the linker. Don't pass
11319 offload non-LTO files to the linker, because now they're not claimed.
11321 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11324 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11325 on builtin_unreachable.
11327 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11329 PR rtl-optimization/69896
11330 * regcprop.c: Include cfgrtl.h.
11331 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11332 than remembered mode, either delete it (if noop_move_p), or
11333 treat like copy_p but not noop_p instruction.
11335 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11338 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11339 - allow NULL decl for Fortran DW_TAG_common_block variables.
11341 2016-02-24 Jason Merrill <jason@redhat.com>
11343 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11345 2016-02-24 Richard Biener <rguenther@suse.de>
11346 Jakub Jelinek <jakub@redhat.com>
11348 PR middle-end/69760
11349 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11350 conditionally executed ops to well-defined overflow behavior.
11352 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11354 PR middle-end/69915
11355 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11358 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11360 PR rtl-optimization/69886
11361 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11362 argument. Use it when checking validity of set instructions.
11363 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11364 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11366 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11367 * store-motion.c (find_moveable_store): Update
11368 can_assign_to_reg_without_clobbers_p callsite.
11370 2016-02-24 Richard Biener <rguenther@suse.de>
11372 PR middle-end/68963
11373 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11375 (record_nonwrapping_iv): Do not fall back to the low/high bound
11376 for non-constant IV bases if the stmt is not always executed.
11378 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11380 * config/arm/arm-cores.def (cortex-a32): New entry.
11381 * config/arm/arm-tables.opt: Regenerate.
11382 * config/arm/arm-tune.md: Regenerate.
11383 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11384 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11385 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11386 for -mcpu and -mtune.
11388 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11391 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11392 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11393 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11394 (atomic_loaddi_1): Delete.
11395 (atomic_loaddi): Rewrite expander using the above changes.
11397 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11400 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11403 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11404 Richard Biener <rguenth@suse.de>
11406 PR middle-end/69909
11407 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11408 set_mem_attributes if tem is SSA_NAME which got expanded
11411 2016-02-24 Richard Biener <rguenther@suse.de>
11413 PR tree-optimization/69907
11414 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11415 end of permutations for BB vectorization.
11417 2016-02-24 Christian Bruel <christian.bruel@st.com>
11419 * config/arm/arm-c.c (arm_option_override): Initialize
11420 target_option_current_node.
11421 * config/arm/arm.c (arm_pragma_target_parse): Replace
11422 build_target_option_node call by target_option_current_node.
11423 Set target_option_current_node.
11426 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11429 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11430 define_insn_and_split to define_insn.
11431 (zero_extendqi<mode>2_dot2): Same.
11432 (extendqi<mode>2_dot): Same.
11433 (extendqi<mode>2_dot2): Same.
11435 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11437 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11438 and add bypass for AES{D,E} and AESMC pairs.
11439 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11442 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11444 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11445 series for reciprocal square root in Exynos M1.
11447 2016-02-23 Martin Sebor <msebor@redhat.com>
11450 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11451 __builtin_alloca_with_align.
11453 2016-02-23 Richard Henderson <rth@redhat.com>
11455 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11456 (ix86_register_pragmas): Remove __seg_tls.
11457 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11458 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11459 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11460 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11461 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11462 * doc/extend.texi (__seg_tls): Remove item.
11464 2016-02-23 Richard Biener <rguenther@suse.de>
11466 * alloc-pool.h (struct allocation_object): Make id member
11467 conditional on CHECKING_P again.
11468 (get_instance): Adjust.
11469 (base_pool_allocator): Likewise.
11471 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11473 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11474 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11476 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11478 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11480 2016-02-23 Richard Biener <rguenther@suse.de>
11482 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11483 * bitmap.h (struct bitmap_usage): Likewise.
11484 (bitmap_move): Declare.
11485 * bitmap.c (register_overhead): Take size_t argument.
11486 (bitmap_move): New function.
11487 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11488 to properly account overhead.
11489 * tree.c (free_node): Use tree_size.
11491 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11494 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11495 when inverting comparison.
11498 * common.opt (Wunreachable-code): Add Warning flag.
11500 2016-02-23 Mark Wielaard <mjw@redhat.com>
11501 Jakub Jelinek <jakub@redhat.com>
11504 * cgraphunit.c (check_global_declaration): Check main_input_filename
11505 and DECL_SOURCE_FILE are not NULL.
11507 2016-02-23 Martin Jambor <mjambor@suse.cz>
11509 PR tree-optimization/69666
11510 * tree-sra.c (sra_modify_assign): Do not attempt to create
11511 default_def replacements for unscalarizable regions.
11513 2016-02-20 Mark Wielaard <mjw@redhat.com>
11516 * cgraphunit.c (check_global_declaration): Check level of
11517 warn_unused_const_variable and main_input_filename.
11518 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11519 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11520 (-Wunused-const-variable): Explain levels 1 and 2.
11522 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11525 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11526 identical arguments. Formatting and spelling fixes.
11529 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11534 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11535 and m68k-devices.def.
11536 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11537 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11539 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11541 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11542 and HImode registers.
11544 2016-02-22 Richard Biener <rguenther@suse.de>
11546 PR tree-optimization/69882
11547 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11548 preserve permutations present because of gaps.
11549 (vect_supported_load_permutation_p): Always continue checking
11550 permutations after vect_attempt_slp_rearrange_stmts.
11552 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11554 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11555 min_profitable_estimate, rather than min_profitable_iters.
11557 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11560 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11561 SImode for last match_operand.
11563 2016-02-22 Martin Liska <mliska@suse.cz>
11565 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11566 return bitsize - 1 as the return value.
11568 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11572 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11573 Handle negative shift counts.
11574 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11575 force_reg on the shift constant.
11576 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11577 (lshrsi3_d): Handle negative shift counts.
11579 2016-02-22 Richard Biener <rguenther@suse.de>
11580 Tom de Vries <tom@codesourcery.com>
11582 * graph.c: Include dumpfile.h.
11583 (print_graph_cfg): Split into three overloads.
11584 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11586 2016-02-22 Tom de Vries <tom@codesourcery.com>
11588 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11591 2016-02-22 Richard Biener <rguenther@suse.de>
11594 * ipa-inline-transform.c (inline_call): When not updating
11595 overall summaries adjust self size by the growth estimate.
11596 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11597 hash-set, do not update overall summaries here. Renamed from ...
11598 (inline_to_all_callers): ... this which is now wrapping the
11599 above and performing delayed overall summary update.
11600 (early_inline_small_functions): Delay updating of the overall
11603 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11605 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11608 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11611 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11612 :%* in %:gt() argument.
11613 (greater_than_spec_func): Adjust for expecting only numbers,
11614 if there are more than two numbers, compare the last two.
11616 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11618 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11619 -Wnarrowing with -std.
11621 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11624 * expr.c (store_field): Don't use bit-field path if exp is
11625 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11626 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11627 and the assignment can be performed by bitwise copy. Formatting
11630 PR middle-end/69838
11631 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11632 call copy_reg_eh_region_note_forward on before and/or after sequences
11633 and remove note from insn if it no longer can throw.
11636 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11637 if TARGET_AVX512BW.
11639 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11641 * config/s390/vector.md: Add missing commutative operand markers
11642 to the patterns which qualify for one.
11643 * config/s390/vx-builtins.md: Likewise.
11645 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11647 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11648 types to mode iterators.
11649 (vec_double): ... and mode attribute.
11650 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11652 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11654 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11655 Change the predicate of op2 from nonimmediate to general and let
11656 reload fix it if necessary.
11658 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11660 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11662 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11664 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11667 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11669 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11670 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11671 * config/s390/s390.md ("movstr<P:mode>"): Call
11672 s390_expand_vec_movstr.
11674 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11676 * config/s390/s390.md: Add missing output modifier for operand 1
11677 to print it as address properly.
11679 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11681 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11682 * config/s390/2964.md: New file.
11683 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11684 of insn grouping attributes depending on the CPU level.
11685 (s390_get_unit_mask): New function.
11686 (s390_sched_score): Remove the OOO from the scheduling macros.
11687 Add loop to calculate a score for the instruction mix.
11688 (s390_sched_reorder): Likewise plus improve debug output.
11689 (s390_sched_variable_issue): Rename macros as above. Calculate
11690 the unit distances after actually scheduling an insn. Improve
11692 (s390_sched_init): Clear last_scheduled_unit_distance array.
11693 * config/s390/s390.md: Include 2964.md.
11695 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11698 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11699 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11700 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11701 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11702 *avx512f_<code>v8div16qi2_mask_1): New insns.
11704 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11707 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11710 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11711 earlyclobber from target. Use wF constraint for fused memory
11713 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11715 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11716 Martin Liska <mliska@suse.cz>
11719 * cfgexpand.c (asan_sanitize_stack_p): New function.
11720 (partition_stack_vars): Use the function.
11721 (expand_stack_vars): Likewise.
11722 (defer_stack_allocation): Likewise.
11723 (expand_used_vars): Likewise.
11725 2016-02-18 Richard Biener <rguenther@suse.de>
11727 PR middle-end/69553
11728 * fold-const.c (operand_equal_p): Properly compare offsets for
11729 IMAGPART_EXPR and ARRAY_REF.
11731 2016-02-18 Nick Clifton <nickc@redhat.com>
11735 * config/arm/arm.c (arm_option_override_internal): Disable
11736 interworking if the target does not support thumb instructions.
11737 (arm_reload_in_hi): Handle the case where a register to register
11738 move needs reloading because there is no simple pattern to handle
11740 (arm_reload_out_hi): Likewise.
11742 2016-02-18 Richard Biener <rguenther@suse.de>
11744 PR middle-end/69854
11745 * match.pd: Don't use fold_binary or fold_unary for folding
11748 2016-02-17 Jakub Jelinek <jakub@redhat.com>
11751 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
11752 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
11753 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
11754 warn on gimple_no_warning_p statements.
11756 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
11758 * doc/extend.texi (C++ Attributes): Correct description of
11759 warn_unused type attribute.
11761 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11763 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
11764 correct instruction.
11766 2016-02-17 Richard Biener <rguenther@suse.de>
11768 PR rtl-optimization/69609
11769 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
11770 (find_traces_1_round): When ending a trace update cached priority
11772 (bb_to_key): Use cached priority when available.
11773 (copy_bb): Initialize cached priority.
11774 (reorder_basic_blocks_software_trace_cache): Likewise.
11776 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11779 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
11781 (aarch64_comparison_operator): Break overly long line into two.
11782 (aarch64_comparison_operation): Likewise.
11783 * config/aarch64/aarch64.md (cstorecc4): Use
11784 aarch64_comparison_operator_mode instead of
11785 aarch64_comparison_operator.
11786 (cstore<mode>4): Likewise.
11787 (aarch64_cstore<mode>): Likewise.
11788 (*cstoresi_insn_uxtw): Likewise.
11789 (cstore<mode>_neg): Likewise.
11790 (*cstoresi_neg_uxtw): Likewise.
11792 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11795 * config/arm/predicates.md (arm_comparison_operator_mode):
11797 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
11798 instead of arm_comparison_operator.
11799 (*mov_negscc): Likewise.
11800 (*mov_notscc): Likewise.
11801 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
11802 (*thumb2_mov_negscc): Likewise.
11803 (*thumb2_mov_negscc_strict_it): Likewise.
11804 (*thumb2_mov_notscc): Likewise.
11805 (*thumb2_mov_notscc_strict_it): Likewise.
11807 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
11809 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
11810 Add missing return.
11812 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
11814 * config/visium/visium.c (machine_libfunc_index): New enum.
11815 (machine_libfuncs): New structure.
11816 (visium_libfuncs): New static variable.
11817 (TARGET_INIT_LIBFUNCS): Define to...
11818 (visium_init_libfuncs): ...this. New function.
11819 (expand_block_move_4): Use the appropriate libfunc.
11820 (expand_block_move_2): Likewise.
11821 (expand_block_move_1): Likewise.
11822 (expand_block_set_4): Likewise.
11823 (expand_block_set_2): Likewise.
11824 (expand_block_set_1): Likewise.
11825 (visium_trampoline_init): Likewise.
11827 2016-02-17 Nick Clifton <nickc@redhat.com>
11829 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
11830 TI's devices.csv file as of March 2016.
11832 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
11835 * opts-global.c (handle_common_deferred_options): Introduce and
11836 initialize two global variables to remember command-line options
11837 specifying a stack-limiting register.
11838 * opts.h: Add extern declarations of the two new global variables.
11839 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
11840 variable based on the values of the two new global variables.
11842 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11845 * common.opt (Wnonnull-compare): New warning.
11846 * doc/invoke.texi (-Wnonnull): Remove text about comparison
11847 of arguments against NULL.
11848 (-Wnonnull-compare): Document.
11849 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
11850 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
11851 * passes.def (pass_warn_nonnull_compare): Add.
11852 * gimple-ssa-nonnull-compare.c: New file.
11854 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11856 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
11857 AARCH64_EXTRA_TUNE_RECIP_SQRT.
11859 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11861 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
11862 reciprocal sqrt for -mlow-precision-recip-sqrt.
11864 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11865 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11867 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
11868 always use lane loads to construct non-constant vectors.
11870 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11872 * config/aarch64/aarch64.md
11873 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
11874 constraints for operand 3.
11875 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
11877 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11878 Richard Biener <rguenther@suse.de>
11880 PR tree-optimization/69820
11881 * tree-vect-patterns.c (type_conversion_p): Return false if
11882 *orig_type is unsigned single precision or boolean.
11883 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
11886 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11888 PR rtl-optimization/69764
11889 PR rtl-optimization/69771
11890 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
11891 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
11893 2016-02-16 Richard Biener <rguenther@suse.de>
11895 PR tree-optimization/69776
11896 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
11898 (indirect_refs_may_alias_p): Likewise.
11899 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
11900 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
11901 according to tbaa_p.
11902 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
11903 (optimize_stmt): For redundant store discovery do not allow tbaa.
11905 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
11907 PR tree-optimization/69714
11908 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
11909 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
11911 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
11913 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
11914 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
11915 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
11916 * config/arc/arc.c (arc_init): Check FPU options.
11917 (get_arc_condition_code): Handle new CC_FPU* modes.
11918 (arc_select_cc_mode): Likewise.
11919 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
11920 register pair only. Allow access for ARCv2 accumulator.
11921 (gen_compare_reg): Whenever we have FPU support use FPU compare
11923 (arc_reorg): Don't generate brcc insns when FPU compare
11924 instructions are involved.
11925 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
11926 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
11927 floating point emulation.
11928 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
11929 (REVERSE_CONDITION): Add new CC_FPU* modes.
11930 (TARGET_FP_SP_BASE): Define.
11931 (TARGET_FP_DP_BASE): Likewise.
11932 (TARGET_FP_SP_FUSED): Likewise.
11933 (TARGET_FP_DP_FUSED): Likewise.
11934 (TARGET_FP_SP_CONV): Likewise.
11935 (TARGET_FP_DP_CONV): Likewise.
11936 (TARGET_FP_SP_SQRT): Likewise.
11937 (TARGET_FP_DP_SQRT): Likewise.
11938 (TARGET_FP_DP_AX): Likewise.
11939 * config/arc/arc.md (ARCV2_ACC): New constant.
11940 (type): New fpu type attribute.
11941 (SDF): Conditional iterator.
11942 (cstore<mode>, cbranch<mode>): Change expand condition.
11943 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
11944 handles FPU/FPX cases as well.
11945 * config/arc/arc.opt (mfpu): New option.
11946 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
11948 (adddf3, muldf3, subdf3): Removed.
11949 * config/arc/predicates.md (proper_comparison_operator): Recognize
11951 * config/arc/fpu.md: New file.
11952 * doc/invoke.texi (ARC Options): Document mfpu option.
11954 2016-02-16 Richard Biener <rguenther@suse.de>
11956 PR rtl-optimization/69291
11957 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
11958 noce_operand_ok check.
11960 2016-02-16 Tom de Vries <tom@codesourcery.com>
11963 * omp-low.c (simd_clone_create): Remove call to
11964 symtab->call_cgraph_insertion_hooks.
11966 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11968 PR tree-optimization/69802
11969 * tree-ssa-reassoc.c (update_range_test): If op is
11970 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
11971 op == 1 test of precision 1 integral op, otherwise handle
11972 that case as op itself. Fix up formatting.
11973 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
11976 2016-02-16 Richard Biener <rguenther@suse.de>
11978 PR tree-optimization/69586
11979 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
11980 types for conversion sources.
11982 2016-02-16 Richard Biener <rguenther@suse.de>
11984 PR middle-end/69801
11985 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
11986 mask OEP_ADDRESS_OF.
11988 2016-02-16 Alan Modra <amodra@gmail.com>
11991 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
11992 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
11993 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
11995 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
11996 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
11997 (p8_fmrgow_<mode>): Likewise.
11998 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
12000 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
12001 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
12002 to use movdi_internal64. Remove op0_di.
12003 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
12005 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
12007 Add support for the FCCMP insn types
12009 * config/aarch64/aarch64.md (fccmp): Change insn type.
12010 (fccmpe): Likewise.
12011 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
12012 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
12013 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
12014 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
12015 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
12016 * config/arm/types.md (fccmps): Add new insn type.
12017 (fccmpd): Likewise.
12019 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
12021 * alias.c (get_alias_set): Fix a typo in comment.
12023 2016-02-15 Richard Biener <rguenther@suse.de>
12025 PR tree-optimization/69595
12026 * match.pd: Complete range test simplification to true.
12028 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
12030 PR rtl-optimization/69648
12031 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
12032 pic_offset_table_rtx.
12034 PR rtl-optimization/69752
12035 * ira.c (update_equiv_regs): When looking for more than a single SET,
12036 also take other side effects into account.
12038 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12040 * config/s390/s390.c (s390_function_profiler): Add a new sequence
12041 for z900+ CPUs in 31-bit mode.
12043 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12045 * common/config/s390/s390-common.c (s390_supports_split_stack):
12047 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
12048 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
12049 * config/s390/s390.c (struct machine_function): New field
12050 split_stack_varargs_pointer.
12051 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
12052 in s390_emit_prologue.
12053 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
12055 (morestack_ref): New global.
12056 (SPLIT_STACK_AVAILABLE): New macro.
12057 (s390_expand_split_stack_prologue): New function.
12058 (s390_live_on_entry): New function.
12059 (s390_va_start): Use split-stack vararg pointer if appropriate.
12060 (s390_asm_file_end): Emit the split-stack note sections.
12061 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
12062 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
12063 (UNSPECV_SPLIT_STACK_CALL): New unspec.
12064 (UNSPECV_SPLIT_STACK_DATA): New unspec.
12065 (split_stack_prologue): New expand.
12066 (split_stack_space_check): New expand.
12067 (split_stack_data): New insn.
12068 (split_stack_call): New expand.
12069 (split_stack_call_*): New insn.
12070 (split_stack_cond_call): New expand.
12071 (split_stack_cond_call_*): New insn.
12073 2016-02-15 Richard Biener <rguenther@suse.de>
12075 PR tree-optimization/69783
12076 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12077 Add trivially correct cases.
12079 2016-02-15 Tom de Vries <tom@codesourcery.com>
12082 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
12084 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
12086 2016-02-15 Richard Biener <rguenther@suse.de>
12088 PR tree-optimization/69776
12089 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12090 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
12091 indicate whether we can use TBAA to disambiguate against stores.
12092 Use alias-set zero if not.
12093 (visit_reference_op_store): Do not use TBAA when looking up
12095 * tree-ssa-pre.c (compute_avail): Use TBAA here.
12096 (eliminate_dom_walker::before_dom_children): But not when looking
12097 up redundant stores.
12099 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
12101 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
12103 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12105 * config/i386/znver1.md
12106 (znver1_pop, znver1_pop_mem,
12107 znver1_load_imov_double_store,
12108 znver1_load_imov_direct_store,
12109 znver1_load_imov_direct_load,
12110 znver1_load_imov_double_load): Add new.
12111 (znver1_insn, znver1_insn_load): Add icmov type.
12112 (znver1_sseavx_fma,
12113 znver1_sseavx_fma_load,
12115 znver1_avx256_fma_load): Fix pipe usage.
12117 2016-02-14 Alan Modra <amodra@gmail.com>
12120 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
12121 with an invalid hard reg, reload just the reg not the entire
12122 pre/post-inc/dec address expression.
12124 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12127 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
12128 fixed R1_REG scratch reg.
12129 (sibcall_value_pcrel_fdpic): Likewise.
12131 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12135 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
12137 2016-02-12 Walter Lee <walt@tilera.com>
12139 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
12140 * config/tilegx/t-tilegx: Likewise.
12142 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12145 * diagnostic-show-locus.c (struct line_span): New struct.
12146 (layout::get_first_line): Delete.
12147 (layout::get_last_line): Delete.
12148 (layout::get_num_line_spans): New member function.
12149 (layout::get_line_span): Likewise.
12150 (layout::print_heading_for_line_span_index_p): Likewise.
12151 (layout::get_expanded_location): Likewise.
12152 (layout::calculate_line_spans): Likewise.
12153 (layout::m_first_line): Delete.
12154 (layout::m_last_line): Delete.
12155 (layout::m_line_spans): New field.
12156 (layout::layout): Update comment. Replace m_first_line and
12157 m_last_line with m_line_spans, replacing their initialization
12158 with a call to calculate_line_spans.
12159 (diagnostic_show_locus): When printing source lines and
12160 annotations, rather than looping over a single span
12161 of lines, instead loop over each line_span within
12162 the layout, with an inner loop over the lines within them.
12163 Call the context's start_span callback when changing line spans.
12164 * diagnostic.c (diagnostic_initialize): Initialize start_span.
12165 (diagnostic_build_prefix): Break out the building of the location
12166 part of the string into...
12167 (diagnostic_get_location_text): ...this new function, rewriting
12168 it from nested ternary expressions to a sequence of "if"
12170 (default_diagnostic_start_span_fn): New function.
12171 * diagnostic.h (diagnostic_start_span_fn): New typedef.
12172 (diagnostic_context::start_span): New field.
12173 (default_diagnostic_start_span_fn): New prototype.
12175 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12178 * gcc.c (driver::finalize): Fix cleanup of "specs".
12180 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12184 * gcc.c (driver::driver): Initialize m_option_suggestions.
12185 (driver::~driver): Clean up m_option_suggestions.
12186 (suggest_option): Convert to...
12187 (driver::suggest_option): ...this, and split out into
12188 driver::build_option_suggestions and find_closest_string.
12189 (driver::build_option_suggestions): New function, from
12190 first half of suggest_option. Special-case
12191 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12192 the sanitizer_opts array. For options of enum types, add the
12193 various enum values to the candidate strings.
12194 (driver::handle_unrecognized_options): Remove "const".
12195 * gcc.h (driver::handle_unrecognized_options): Likewise.
12196 (driver::build_option_suggestions): New decl.
12197 (driver::suggest_option): New decl.
12198 (driver::m_option_suggestions): New field.
12199 * opts-common.c (add_misspelling_candidates): New function.
12200 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12201 and make non-static.
12202 * opts.h (sanitizer_opts): New array decl.
12203 (add_misspelling_candidates): New function decl.
12204 * spellcheck.c (find_closest_string): New function.
12205 * spellcheck.h (find_closest_string): New function decl.
12207 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12209 PR rtl-optimization/69764
12210 PR rtl-optimization/69771
12211 * optabs.c (expand_binop_directly): For shift_optab_p, force
12212 convert_modes with VOIDmode if xop1 has VOIDmode.
12214 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12217 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12218 to correctly determine instrumentation thunks.
12220 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12223 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12224 type by reference, force lhs on the call.
12227 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12228 Compute retval and retbnd early in all cases if split_part_return_p
12229 and return_bb is not EXIT. Remove all clobber stmts and reset
12230 all debug stmts that refer to SSA_NAMEs defined in split part,
12231 except if it is retval, in that case replace the old retval with the
12232 lhs of the call to the split part.
12234 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12237 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12239 PR middle-end/66726
12240 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12241 whose result is used in PHI.
12242 (maybe_optimize_range_tests): Likewise.
12243 (final_range_test_p): Likweise.
12245 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12247 PR middle-end/66726
12248 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12249 whose result is used in PHI.
12250 (maybe_optimize_range_tests): Likewise.
12251 (final_range_test_p): Likweise.
12253 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12255 * cgraph.c: Spelling fixes - behaviour -> behavior and
12256 neighbour -> neighbor.
12257 * target.def: Likewise.
12258 * sel-sched.c: Likewise.
12259 * config/mips/mips.c: Likewise.
12260 * config/arc/arc.md: Likewise.
12261 * config/arm/cortex-a57.md: Likewise.
12262 * config/arm/arm.c: Likewise.
12263 * config/arm/neon.md: Likewise.
12264 * config/arm/arm-c.c: Likewise.
12265 * config/vms/vms-c.c: Likewise.
12266 * config/s390/s390.c: Likewise.
12267 * config/i386/znver1.md: Likewise.
12268 * config/i386/i386.c: Likewise.
12269 * config/ia64/hpux-unix2003.h: Likewise.
12270 * config/msp430/msp430.md: Likewise.
12271 * config/rx/rx.c: Likewise.
12272 * config/rx/rx.md: Likewise.
12273 * config/aarch64/aarch64-simd.md: Likewise.
12274 * config/aarch64/aarch64.c: Likewise.
12275 * config/nvptx/nvptx.c: Likewise.
12276 * config/bfin/bfin.c: Likewise.
12277 * config/cris/cris.opt: Likewise.
12278 * config/rs6000/rs6000.c: Likewise.
12279 * target.h: Likewise.
12280 * spellcheck.c: Likewise.
12281 * ira-build.c: Likewise.
12282 * tree-inline.c: Likewise.
12283 * builtins.c: Likewise.
12284 * lra-constraints.c: Likewise.
12285 * explow.c: Likewise.
12286 * hwint.h: Likewise.
12287 * targhooks.c: Likewise.
12288 * tree-vect-data-refs.c: Likewise.
12289 * expr.c: Likewise.
12290 * doc/tm.texi: Likewise.
12291 * doc/extend.texi: Likewise.
12292 * doc/install.texi: Likewise.
12293 * doc/md.texi: Likewise.
12294 * tree-ssa-tail-merge.c: Likewise.
12295 * sched-int.h: Likewise.
12296 * match.pd: Likewise.
12297 * sched-ebb.c: Likewise.
12298 * target.def (omit_struct_return_reg): Likewise.
12299 * gimple-ssa-isolate-paths.c: Likewise.
12300 (find_implicit_erroneous_behaviour): Renamed to...
12301 (find_implicit_erroneous_behavior): ... this.
12302 (find_explicit_erroneous_behaviour): Renamed to...
12303 (find_explicit_erroneous_behavior): ... this.
12304 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12306 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12308 PR rtl-optimization/64682
12309 PR rtl-optimization/69567
12310 PR rtl-optimization/69737
12311 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12312 in I2 as well, just lose it.
12314 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12316 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12318 (aarch64_last_printed_tune_string): Likewise.
12319 (aarch64_declare_function_name): Only output .arch assembler
12320 directive if it will be different from the previously output
12321 directive. Same for .tune comment but only if -dA is set.
12322 (aarch64_start_file): New function.
12323 (TARGET_ASM_FILE_START): Define.
12325 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12328 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12330 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12333 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12334 -Wmaybe-uninitialized warning.
12336 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12339 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12341 2016-02-11 Richard Biener <rguenther@suse.de>
12343 PR rtl-optimization/69291
12344 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12345 subexpressions affected by changing the result.
12347 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12350 * lra-constraints.c (curr_insn_transform): Find in/out operands
12351 for secondary memory moves. Update dups.
12353 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12355 PR tree-optimization/69652
12356 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12357 to nested loop, did source re-formatting, skip debug statements,
12358 add check on statement with volatile operand, remove dead scalar
12361 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12362 Patrick Palka <ppalka@gcc.gnu.org>
12366 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12367 calls if the return type is TREE_ADDRESSABLE.
12368 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12369 * ipa-split.c (split_function): Fix doubled "we" in comment.
12370 Use void return type for the split part even if
12371 !split_point->split_part_set_retval.
12373 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12375 PR tree-optimization/68021
12376 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12377 when computing the value of biv cand by itself.
12379 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12381 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12382 (cortexa57_tunings): Likewise.
12383 (cortexa72_tunings): Likewise.
12384 (arch_macro_fusion_pair_p): Add support for AES fusion.
12385 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12386 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12387 Allow virtual registers before reload so early scheduling works.
12388 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12389 correct latency and pipeline.
12390 (cortex_a57_crypto_complex): Likewise.
12391 (cortex_a57_crypto_xor): Likewise.
12392 (define_bypass): Add AES bypass.
12394 2016-02-10 Richard Biener <rguenther@suse.de>
12396 PR tree-optimization/69726
12397 * passes.def: Add DCE pass before late uninit.
12398 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12399 really fixup if-conversions job.
12401 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12403 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12404 (arm_cortex_a57_tune): Likewise.
12405 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12406 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12408 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12410 * timevar.def (TV_PHASE_DBGINFO): Delete.
12411 (TV_PHASE_CHECK_DBGINFO): Likewise.
12412 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12414 2016-02-10 Richard Biener <rguenther@suse.de>
12416 PR tree-optimization/69719
12417 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12418 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12420 2016-02-09 Andrew Pinski <apinski@cavium.com>
12423 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12424 get_vcond_mask_icode returns false.
12426 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12429 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12430 an ADDIS that adds a pointer to a large constant that sets the
12431 upper16 bits with a load operation.
12433 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12436 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12438 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12440 (vzipq_s16): Likewise.
12441 (vzipq_s32): Likewise.
12442 (vzipq_f32): Likewise.
12443 (vzipq_u8): Likewise.
12444 (vzipq_u16): Likewise.
12445 (vzipq_u32): Likewise.
12446 (vzipq_p8): Likewise.
12447 (vzipq_p16): Likewise.
12449 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12452 * config/arm/arm.c (neon_endian_lane_map): New function.
12453 (neon_vector_pair_endian_lane_map): New function.
12454 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12455 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12457 (vuzpq_s16): Likewise.
12458 (vuzpq_s32): Likewise.
12459 (vuzpq_f32): Likewise.
12460 (vuzpq_u8): Likewise.
12461 (vuzpq_u16): Likewise.
12462 (vuzpq_u32): Likewise.
12463 (vuzpq_p8): Likewise.
12464 (vuzpq_p16): Likewise.
12466 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12469 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12472 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12474 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12475 truncate const_int operand 1 to QImode.
12477 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12479 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12480 corresponding to an abnormal edge.
12482 2016-02-09 Tom de Vries <tom@codesourcery.com>
12484 PR tree-optimization/69599
12485 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12487 (find_func_aliases_for_builtin_call, find_func_clobbers)
12488 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12491 2016-02-09 Richard Biener <rguenther@suse.de>
12493 PR tree-optimization/69715
12494 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12495 LHS on calls as non-rewritable.
12497 2016-02-09 Tom de Vries <tom@codesourcery.com>
12500 * lto-wrapper.c (append_diag_options): New function.
12501 (compile_offload_image): Call append_diag_options.
12503 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12506 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12507 Minor copy-edit to fix verb tenses.
12509 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12511 PR tree-optimization/69209
12512 * ipa-split.c (split_function): If split part is not
12513 returning retval, retval has gimple type but is not
12514 gimple value, force it into a SSA_NAME first.
12516 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12518 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12521 2016-02-08 Jason Merrill <jason@redhat.com>
12524 * convert.c (convert_to_integer_1): Check dofold on truncation
12526 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12527 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12528 Rename from *_nofold.
12529 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12530 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12532 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12535 * tree.c (build_common_tree_nodes): Remove short_double argument.
12536 All callers changed.
12537 * tree.h (build_common_tree_nodes): Adjust declaration.
12538 * doc/invoke.texi (-fshort-double): Remove documentation.
12539 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12540 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12541 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12542 (append_linker_options): Don't handle OPT_fshort_double.
12544 PR rtl-optimization/68730
12545 * lra-remat.c (insn_to_cand_activation): New static variable.
12546 (lra_remat): Allocate and free it.
12547 (create_cand): New arg activation. Initialize a field in
12548 insn_to_cand_activation if it is nonnull.
12549 (create_cands): Pass the activation insn to create_cand when making
12550 a candidate involving an output reload. Reorganize code a little.
12551 (do_remat): Keep track of active status of candidates in a separate
12554 2016-02-08 Richard Biener <rguenther@suse.de>
12556 PR tree-optimization/69719
12557 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12558 Properly use absolute of the difference of the two offsets to
12559 compare or adjust the segment length.
12561 2016-02-08 Richard Biener <rguenther@suse.de>
12562 Jeff Law <law@redhat.com>
12565 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12566 types for anonymous SSA names.
12568 2016-02-08 Richard Biener <rguenther@suse.de>
12570 PR rtl-optimization/69274
12571 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12573 2016-02-08 Jeff Law <law@redhat.com>
12575 PR tree-optimization/65917
12576 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12577 equivalences from if (x == y) style conditionals.
12578 (loop_depth_of_name): Remove.
12579 (record_equality): Remove loop depth check.
12580 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12581 (const_and_copies::record_const_or_copy_raw): New member function.
12582 * tree-ssa-scopedtables.c
12583 (const_and_copies::record_const_or_copy_raw): New, factored out of
12584 (const_and_copies::record_const_or_copy): Call new member function.
12586 2016-02-05 Jeff Law <law@redhat.com>
12588 PR tree-optimization/68541
12589 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12590 (count_stmts_in_block): New function.
12591 (poor_ifcvt_candidate_code): Likewise.
12592 (is_feasible_trace): Add some heuristics to determine when path
12593 splitting is profitable.
12594 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12595 is a diamond with a single exit.
12597 2016-02-05 Martin Sebor <msebor@redhat.com>
12600 * doc/invoke.texi: Update -Wplacement-new to take an optional
12603 2016-02-06 Richard Henderson <rth@redhat.com>
12606 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12607 out of non-standard address spaces.
12609 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12611 PR rtl-optimization/69691
12612 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12614 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12616 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12617 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12618 (*ieee128_mfvsrd_64bit): Likewise.
12619 (*ieee128_mfvsrd_32bit): Likewise.
12621 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12625 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12627 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12628 instrumented_version.
12630 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12632 * doc/invoke.texi (Optimize Options): In table of --param options
12633 rename second occurrence of tracer-min-branch-ratio to
12634 tracer-min-branch-probability, rename
12635 tracer-min-branch-ratio-feedback to
12636 tracer-min-branch-probability-feedback and clarify description,
12637 rename sched-spec-state-edge-prob-cutoff to
12638 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12639 to selsched-insns-to-rename, rename lto-minpartition to
12640 lto-min-partition, delete reorder-blocks-duplicate and
12641 reorder-blocks-duplicate-feedback.
12643 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12645 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12648 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12650 * doc/extend.texi: S/390: Correct some typos.
12652 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12654 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12656 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12659 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12660 (s390_register_info_gprtofpr): Use new macros above.
12661 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12663 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12664 its name. Adjust restore and save gpr ranges.
12665 (s390_register_info_set_ranges): New function.
12666 (s390_register_info): Use new macros above. Call
12667 s390_register_info_set_ranges.
12668 (s390_optimize_register_info): Likewise.
12669 (s390_hard_regno_rename_ok): Use new macros.
12670 (s390_hard_regno_scratch_ok): Likewise.
12671 (s390_emit_epilogue): Likewise.
12672 (s390_can_use_return_insn): Likewise.
12673 (s390_optimize_prologue): Likewise.
12674 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12676 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12679 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12681 (ix86_option_override_internal): Disable TARGET_STV even for
12682 -m{incoming,preferred}-stack-boundary=3.
12684 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12686 * config.gcc: Mark deprecated rtems targets as obsolete.
12688 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12690 PR rtl-optimization/64682
12691 PR rtl-optimization/69567
12692 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12693 before I2 only if the register is both used and set in I2.
12695 2016-02-04 DJ Delorie <dj@redhat.com>
12697 * config/msp430/msp430.c (msp430_start_function): Add function type.
12699 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12702 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12704 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12706 PR rtl-optimization/69577
12708 2015-10-29 Richard Henderson <rth@redhat.com>
12712 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12713 sse check to the exact conditions of PR 67609.
12715 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12718 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12719 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
12720 not allowed into the traditional Altivec registers.
12721 (movtd_64bit_nodm): Likewise.
12722 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
12724 2016-02-04 David Malcolm <dmalcolm@redhat.com>
12726 * config/aarch64/cortex-a57-fma-steering.c
12727 (aarch64_register_fma_steering): Remove "static" from arguments
12730 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
12733 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
12734 twice when complex.
12736 2016-02-04 Mike Frysinger <vapier@gentoo.org>
12738 * doc/invoke.texi: Delete -mno-fma4.
12740 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
12742 PR rtl-optimization/69577
12743 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
12744 (find_subregs_of_mode): Update accordingly. Iterate over partial
12747 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
12749 * config/arm/arm-protos.h (neon_reinterpret): Remove.
12750 * config/arm/arm.c (neon_reinterpret): Remove.
12751 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
12752 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
12753 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
12754 vreinterpretti): Remove.
12755 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
12756 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
12757 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
12758 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
12759 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
12760 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
12761 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
12762 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
12763 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
12764 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
12765 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
12766 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
12767 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
12768 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
12769 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
12770 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
12771 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
12772 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
12773 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
12774 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
12775 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
12776 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
12777 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
12778 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
12779 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
12780 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
12781 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
12782 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
12783 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
12784 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
12785 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
12786 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
12787 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
12788 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
12789 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
12790 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
12791 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
12792 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
12793 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
12794 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
12795 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
12796 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
12797 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
12798 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
12799 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
12800 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
12801 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
12802 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
12803 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
12804 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
12805 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
12806 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
12807 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
12808 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
12809 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
12810 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
12811 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
12812 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
12813 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
12814 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
12815 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
12816 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
12817 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
12818 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
12819 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
12820 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
12821 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
12822 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
12823 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
12824 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
12825 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
12826 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
12827 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
12828 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
12829 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
12830 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
12831 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
12832 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
12833 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
12834 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
12835 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
12836 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
12837 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
12838 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
12839 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
12840 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
12841 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
12842 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
12843 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
12844 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
12845 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
12846 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
12847 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
12848 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
12849 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
12850 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
12851 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
12852 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
12853 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
12854 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
12855 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
12856 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
12857 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
12859 2016-02-04 Martin Liska <mliska@suse.cz>
12862 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
12863 that are gimple_store_p.
12864 (maybe_instrument_call): Likewise.
12866 2016-02-04 Bin Cheng <bin.cheng@arm.com>
12868 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
12869 register scaling out of memory reference and comment why.
12871 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12875 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
12876 folding the source of a SET.
12878 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12882 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
12883 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
12885 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
12889 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
12892 2016-02-04 Christian Bruel <christian.bruel@st.com>
12894 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
12895 * config/arm/arm.c (arm_set_current_function): Likewise.
12897 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12898 Ilya Enkovich <enkovich.gnu@gmail.com>
12899 H.J. Lu <hongjiu.lu@intel.com>
12902 * config/i386/i386.c (convert_scalars_to_vector): Remove
12903 stack alignment fixes.
12904 (ix86_option_override_internal): Disable TARGET_STV if stack
12905 might not be aligned enough.
12906 (ix86_minimum_alignment): Assert that TARGET_STV is false.
12908 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
12910 * config/i386/x86-tune.def: Disable default prefetching
12913 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12914 Vladimir Makarov <vmakarov@redhat.com>
12917 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
12918 in validating fused toc addresses.
12920 2016-02-03 Jakub Jelinek <jakub@redhat.com>
12923 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
12924 range->m_caret fields if range->m_show_caret_p is false.
12927 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12928 Force oldval into register if it does not satisfy reg_or_short_operand
12929 predicate. Fix up formatting.
12931 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
12932 Alexandre Oliva <aoliva@redhat.com>
12935 * lra-constraints.c (simplify_operand_subreg): Check additionally
12936 address validity after potential reloading.
12937 (process_address_1): Check insns validity. In case of failure do
12940 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
12943 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
12946 2016-02-02 Jakub Jelinek <jakub@redhat.com>
12948 * wide-int.cc (canonize_uhwi): New function.
12949 (wi::divmod_internal): Use it.
12951 2016-02-02 James Norris <jnorris@codesourcery.com
12953 * gimplify.c (omp_notice_variable): Add usage check.
12955 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
12957 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
12958 like LE, GE, LT, GT when emitting relational operator.
12960 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12962 * ira-costs.c (find_costs_and_classes): Add extra argument.
12963 * target.def (ira_change_pseudo_allocno_class): Add parameter.
12964 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
12965 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
12966 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
12967 Add best_class parameter, and return it if not ALL_REGS.
12968 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
12970 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
12971 Update target hook.
12973 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12975 * config/aarch64/aarch64.c
12976 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
12977 (aarch64_ira_change_pseudo_allocno_class): New function.
12979 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
12982 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
12984 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12986 * config/avr/avr.c (avr_option_override): Set
12987 PARAM_ALLOW_STORE_DATA_RACES to 1.
12989 2016-02-02 Richard Biener <rguenther@suse.de>
12991 PR tree-optimization/69595
12992 * match.pd: Add range test simplifications to true/false.
12994 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
12996 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
12997 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
13000 2016-02-02 Richard Biener <rguenther@suse.de>
13002 PR tree-optimization/69606
13003 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
13004 info on the result before moving a stmt.
13006 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
13008 PR middle-end/68542
13009 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
13010 branch with vector comparison.
13011 * config/i386/sse.md (VI48_AVX): New mode iterator.
13012 (define_expand "cbranch<mode>4): Add support for conditional branch
13013 with vector comparison.
13014 * tree-vect-loop.c (optimize_mask_stores): New function.
13015 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
13016 has_mask_store field of vect_info.
13017 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
13018 vectorized loops having masked stores after vec_info destroy.
13019 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
13020 correspondent macros.
13021 (optimize_mask_stores): Add prototype.
13023 2016-02-02 Alan Modra <amodra@gmail.com>
13026 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
13029 2016-02-02 Alan Modra <amodra@gmail.com>
13032 * config/rs6000/rs6000.c (need_toc_init): New var, set it
13033 whenever toc_label_name used.
13034 (rs6000_file_start): Don't set up toc section here,
13035 (rs6000_output_function_epilogue): do so here instead,
13036 (rs6000_xcoff_file_start): and here.
13037 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
13038 (load_toc_aix_di): Likewise.
13040 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13042 PR rtl-optimization/69592
13043 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
13044 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
13045 (num_sign_bit_copies_binary_arith_p): New inline function.
13046 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
13048 2016-02-01 Jeff Law <law@redhat.com>
13050 PR tree-optimization/69580
13051 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
13052 * tree-ssa-threadbackward.c
13053 (fsm_find_control_statement_thread_paths): Do not try to walk
13054 through large PHI nodes.
13056 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13058 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
13059 when count is incremented above limit, don't analyze further
13062 * omp-low.c (oacc_parse_default_dims): Avoid
13063 -Wsign-compare warning, make sure value fits into int
13064 rather than just unsigned int.
13066 2016-02-01 Bin Cheng <bin.cheng@arm.com>
13068 PR tree-optimization/67921
13069 * fold-const.c (split_tree): New parameters. Convert pointer
13070 type variable part to proper type before negating.
13071 (fold_binary_loc): Pass new arguments to split_tree.
13073 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
13075 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
13076 (nvptx_goacc_validate_dims): Extend to handle global defaults.
13077 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
13078 * doc/tm.texti: Rebuilt.
13079 * doc/invoke.texi (fopenacc-dim): Document.
13080 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
13081 (append_compiler_options): Likewise.
13082 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
13083 (oacc_parse_default_dims): New.
13084 (oacc_validate_dims): Add USED arg. Select non-unity default when
13086 (oacc_loop_fixed_partitions): Return mask of used partitions.
13087 (oacc_loop_auto_partitions): Emit dump info.
13088 (oacc_loop_partition): Return mask of used partitions.
13089 (execute_oacc_device_lower): Parse default dimension arg. Adjust
13090 loop partitioning and validation calls.
13092 2016-02-01 Richard Biener <rguenther@suse.de>
13094 PR middle-end/69556
13095 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
13097 2016-02-01 Richard Biener <rguenther@suse.de>
13099 PR tree-optimization/69574
13100 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
13101 of asserting return chrec_dont_know.
13103 2016-02-01 Martin Liska <mliska@suse.cz>
13105 * mem-stats-traits.h: Add copyright header.
13106 * mem-stats.h: Likewise.
13108 2016-02-01 Richard Biener <rguenther@suse.de>
13110 PR tree-optimization/69579
13111 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
13112 Do not propagate through abnormal PHI results.
13114 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
13116 * postreload.c (reload_cse_simplify): Remove dead code.
13118 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13120 PR rtl-optimization/69570
13121 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
13122 if there is more than one set, not if there is a single set.
13124 2016-02-01 Richard Henderson <rth@redhat.com>
13127 * combine.c (make_compound_operation): When looking through a
13128 subreg, make sure to re-extend to the width of the outer mode.
13130 2016-01-30 Jakub Jelinek <jakub@redhat.com>
13132 PR tree-optimization/69546
13133 * wide-int.cc (wi::divmod_internal): For unsigned division
13134 where both operands fit into uhwi, if o1 is 1 and o0 has
13135 msb set, if divident_prec is larger than bits per hwi,
13136 clear another quotient word and return 2 instead of 1.
13137 Similarly for remainder with msb in HWI set, if dividend_prec
13138 is larger than bits per hwi.
13140 2016-01-29 Martin Jambor <mjambor@suse.cz>
13142 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
13143 Use short lowercase names.
13144 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
13145 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
13146 acq_rel one. Protect warning agains segfaults if
13147 get_memory_order_name returns NULL.
13148 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
13149 with release semantics. Do not warn if get_memory_order already did.
13150 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
13151 semantics. Fix check for relaxed or acquire semantics. Do not warn
13152 if get_memory_order already did.
13154 2016-01-29 Sebastian Pop <s.pop@samsung.com>
13156 * doc/install.texi: Document that isl-0.16 is supported.
13158 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
13161 * config/i386/constraints.md (Bm): Describe as special memory
13163 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
13164 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13165 * genpreds.c (struct constraint_data): Add is_special_memory.
13166 (have_special_memory_constraints, special_memory_start): New
13168 (special_memory_end): Ditto.
13169 (add_constraint): Add new arg is_special_memory. Add code to
13170 process its true value. Update have_special_memory_constraints.
13171 (process_define_constraint): Pass the new arg.
13172 (process_define_register_constraint): Ditto.
13173 (choose_enum_order): Process special memory.
13174 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13175 function insn_extra_special_memory_constraint.
13176 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13177 * gensupport.c (process_rtx): Process
13178 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13179 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13180 * ira-lives.c (single_reg_class): Use
13181 insn_extra_special_memory_constraint.
13182 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13183 * lra-constraints.c (process_alt_operands): Ditto.
13184 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13185 * recog.c (asm_operand_ok, preprocess_constraints): Process
13187 * reload.c (find_reloads): Ditto.
13188 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13189 * stmt.c (parse_input_constraint): Use
13190 insn_extra_special_memory_constraint.
13192 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13195 * lra-splill.c (lra_final_code_change): Revert r229087 by
13196 removing all sub-registers.
13198 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13201 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13203 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13206 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13207 SSE1, copy target into the temporary reg first before recursing
13210 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13212 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13215 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13217 * ginclude/stdarg.h: Test __cplusplus instead of
13218 __GXX_EXPERIMENTAL_CXX0X__.
13220 2016-01-29 Richard Biener <rguenther@suse.de>
13222 PR tree-optimization/69547
13223 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13224 Do not mark clobbers necessary.
13225 (mark_all_reaching_defs_necessary_1): Likewise.
13227 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13229 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13230 declaration name with %qs and print it in both error messages.
13231 Also fix indentation.
13233 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13236 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13237 trailing blank line from error message.
13239 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13242 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13245 2016-01-29 Richard Biener <rguenther@suse.de>
13247 PR middle-end/69537
13248 * match.pd: Allow all integral types when simplifying a
13249 widening or sign-changing conversion.
13251 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13253 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13254 back to setting codegen_error to fail codegen.
13256 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13259 * config/i386/constraints.md (C): Only accept constant zero operand.
13260 (BC): New constraint.
13261 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13262 instead of C constraint.
13263 * doc/md.texi (Machine Constraints): Update description
13266 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13269 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13271 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13273 PR middle-end/69542
13274 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13277 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13279 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13280 branches if using guessed profile.
13282 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13284 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13286 2016-01-28 Richard Henderson <rth@redhat.com>
13289 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13290 * config/aarch64/aarch64-protos.h: Update.
13291 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13292 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13293 (aarch64_get_condition_code_1): Handle CC_Cmode.
13294 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13295 (*add<mode>3_compareC_cconly_imm): New.
13296 (*add<mode>3_compareC_cconly): New.
13297 (*add<mode>3_compareC_imm): New.
13298 (add<mode>3_compareC): New.
13299 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13300 to be first. Use aarch64_carry_operation.
13301 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13302 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13303 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13304 (subti3): Use subdi3_compare1.
13305 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13306 (sub<mode>3_compare1): New.
13307 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13308 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13309 (*subsi3_carryin_uxtw): Likewise.
13310 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13311 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13312 * config/aarch64/iterators.md (DWI): New.
13313 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13314 (aarch64_borrow_operation): New.
13316 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13318 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13319 message when isl does not return a valid schedule.
13321 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13323 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13324 Remove comments from class declarations: they are already in the code
13327 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13329 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13331 (ternary_op_to_tree): Same.
13332 (unary_op_to_tree): Same.
13333 (nary_op_to_tree): Same.
13334 (gcc_expression_from_isl_expr_op): Same.
13335 (gcc_expression_from_isl_expression): Same.
13336 (graphite_create_new_loop): Same.
13337 (graphite_create_new_loop_guard): Same.
13338 (build_iv_mapping): Same.
13339 (graphite_create_new_guard): Same.
13340 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13341 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13343 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13345 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13346 instead of setting codegen_error to fail codegen.
13348 2016-01-28 Jason Merrill <jason@redhat.com>
13350 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13352 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13354 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13355 Remove CONST_INT_P check in CCMP cost calculation.
13357 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13359 * config/aarch64/aarch64.c (generic_vector_cost):
13360 Set vec_permute_cost.
13361 (cortexa57_vector_cost): Likewise.
13362 (exynosm1_vector_cost): Likewise.
13363 (xgene1_vector_cost): Likewise.
13364 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13365 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13366 Add vec_permute_cost entry.
13368 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13370 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13372 (add<mode>3_compare0): Likewise.
13373 (addsi3_compare0_uxtw): Likewise.
13374 (add<mode>3nr_compare0): Likewise.
13375 (compare_neg<mode>): Likewise.
13376 (<optab><mode>3): Likewise.
13378 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13380 * tree-vect-stmts.c (vectorizable_comparison): Add
13381 NULL check for vectype.
13383 2016-01-28 Richard Biener <rguenther@suse.de>
13385 PR tree-optimization/69466
13386 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13387 Account for PHIs we couldn't duplicate.
13389 2016-01-28 Martin Liska <mliska@suse.cz>
13392 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13393 instead of ENABLE_VALGRIND_CHECKING.
13395 2016-01-27 Richard Henderson <rth@redhat.com>
13398 * lra-remat.c (subreg_regs): New.
13399 (dump_candidates_and_remat_bb_data): Dump it.
13400 (operand_to_remat): Reject if operand in subreg_regs.
13401 (set_bb_regs): Collect subreg_regs.
13402 (lra_remat): Init and free subreg_regs. Compute
13403 calculate_local_reg_remat_bb_data before create_cands.
13405 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13408 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13409 change stack_alignment_needed for __tls_get_addr call.
13411 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13413 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13415 2016-01-27 Jeff Law <law@redhat.com>
13417 PR tree-optimization/68398
13418 PR tree-optimization/69196
13419 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13420 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13421 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13422 Only count PHIs in the last block in the path. The others will
13423 const/copy propagate away. Add heuristic to allow more irreducible
13424 subloops to be created when it is likely profitable to do so.
13426 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13427 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13428 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13430 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13433 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13434 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13435 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13436 * tree-streamer-in.c: Include asan.h.
13437 (streamer_get_builtin_tree): For builtins in sanitizer
13438 range call initialize_sanitizer_builtins and retry.
13440 2016-01-27 Ian Lance Taylor <iant@google.com>
13442 * common.opt (fkeep-gc-roots-live): New undocumented option.
13443 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13444 -fkeep-gc-roots-live, skip pointers.
13445 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13448 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13451 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13452 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13454 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13457 * configure.ac: NetBSD provides SSP in its C library.
13458 * configure: Updated.
13460 2016-01-27 Richard Biener <rguenther@suse.de>
13462 PR tree-optimization/69166
13463 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13464 reduction code for commutativity / associativity.
13466 2016-01-27 Martin Jambor <mjambor@suse.cz>
13468 PR tree-optimization/69355
13469 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13470 total_scalarization fails.
13472 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13474 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13477 2016-01-27 Christian Bruel <christian.bruel@st.com>
13480 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13481 Move arm_reset_previous_fndecl and set_target_option_current_node in
13482 the conditional part. Call save_restore_target_globals.
13483 * config/arm/arm.c (arm_set_current_function):
13484 Refactor to better support #pragma target and attribute mix.
13485 Call save_restore_target_globals.
13486 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13488 2016-01-27 Martin Liska <mliska@suse.cz>
13490 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13491 reference for an HSA kernel and its host function.
13493 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13495 PR tree-optimization/69399
13496 * wide-int.h (wi::lrshift): For larger precisions, only
13497 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13499 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13501 * config/arc/predicates.md (proper_comparison_operator): Reject
13502 constant-constant comparison.
13504 2016-01-26 Tom de Vries <tom@codesourcery.com>
13506 PR tree-optimization/69110
13507 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13508 DR_NUM_DIMENSIONS == 0.
13510 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13511 Sebastian Pop <s.pop@samsung.com>
13513 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13514 isl_ast_op_cond and isl_ast_op_select.
13515 (gcc_expression_from_isl_expr_op): Same.
13517 2016-01-26 Jason Merrill <jason@redhat.com>
13520 * tree.c (recompute_constructor_flags): Split out from
13522 (verify_constructor_flags): New.
13523 * tree.h: Declare them.
13525 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13527 PR rtl-optimization/69217
13528 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13529 are no TYPE_FIELDS set for the record type.
13531 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13534 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13535 toc_label_name unconditionally.
13536 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13537 SYMBOL_REF string. Use toc_label_name instead of constructing
13539 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13540 constructing LCTOC1.
13542 2016-01-26 Martin Sebor <msebor@redhat.com>
13545 * doc/extend.texi (Common Type Attributes): Move text that talks about
13546 attribute packed from attribute aligned to the section discussing
13547 the former attribute for clarity.
13549 2016-01-26 Richard Henderson <rth@redhat.com>
13551 PR middle-end/60908
13552 * trans-mem.c (tm_region_init): Mark entry block as visited.
13554 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13557 * diagnostic-show-locus.c (layout::print_source_line): Replace
13558 call to pp_newline with call to layout::print_newline.
13559 (layout::print_annotation_line): Likewise.
13560 (layout::move_to_column): Likewise.
13561 (layout::print_any_fixits): After printing any fixits, print a
13562 trailing newline, if necessary.
13563 (layout::print_newline): New method, resetting any colorization
13565 (diagnostic_show_locus): Move the pp_newline to before the
13566 early bailout. Remove dummy block enclosing the layout instance.
13567 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13568 of pp_newline_and_flush with pp_flush.
13569 (diagnostic_append_note): Delete use of pp_newline.
13570 (diagnostic_append_note_at_rich_loc): Delete.
13571 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13572 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13573 when newline characters are added to the buffer.
13575 2016-01-26 Michael Matz <matz@suse.de>
13577 * configure.ac (ac_cv_std_swap_in_utility): New test.
13578 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13579 * configure: Regenerate.
13580 * config.in: Regenerate.
13582 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13584 * config/arc/arc.md (cstoresi4): Force operand into register.
13585 (arcset<code>): Fix predicate.
13586 (arcsetltu): Likewise.
13587 (arcsetgeu): Likewise.
13588 (arcsethi): Likewise.
13589 (arcsetls): Likewise.
13591 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13593 PR tree-optimization/69483
13594 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13595 if base has error_mark_node type.
13597 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13600 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13601 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13603 (vget_lane_f16): Handle big-endian.
13604 (vgetq_lane_f16): Likewise.
13605 (vset_lane_f16): Likewise.
13606 (vsetq_lane_f16): Likewise.
13607 * config/arm/iterators.md (VQXMOV): Add V8HF.
13608 (VDQ): Add V4HF and V8HF.
13609 (V_reg): Handle V4HF and V8HF.
13610 (Is_float_mode): Likewise.
13611 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13612 neon_vdup_nv8hf): New patterns.
13613 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13614 Use VD_LANE iterator.
13615 (neon_vld1_dup<mode>): Use VQ2 iterator.
13617 2016-01-26 Nathan Sidwell <nathan@acm.org>
13619 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13620 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13621 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13622 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13623 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13624 (oacc_validate_dims): Add LEVEL arg, don't return level.
13625 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13626 oacc_validate_dims.
13627 (execute_oacc_device_lower): Adjust, add more dump output.
13628 * tree-ssa-loop.c (gate_oacc_kernels): Use
13629 oacc_fn_attrib_kernels_p.
13630 * tree-parloops.c (create_parallel_loop): Adjust
13631 set_oacc_fn_attrib call.
13633 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13636 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13637 (append_compiler_options): Handle -fcilkplus.
13638 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13640 2016-01-26 Nick Clifton <nickc@redhat.com>
13643 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13644 been marked as DECL_ONE_ONLY but we do not the means to make it
13645 so, then do not allow it to bind locally.
13647 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13650 * opts.h (parse_sanitizer_options): New prototype.
13651 * opts.c (sanitizer_opts): New array.
13652 (parse_sanitizer_options): New function.
13653 (common_handle_option): Use parse_sanitizer_options.
13655 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13658 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13659 alignment adjustment to ...
13660 (ix86_update_stack_boundary): Here. Don't over-align stack for
13662 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13663 if __tls_get_addr is called.
13665 2016-01-26 Christian Bruel <christian.bruel@st.com>
13667 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13669 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13671 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13673 2016-01-26 Richard Biener <rguenther@suse.de>
13675 PR middle-end/69467
13676 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13678 2016-01-26 Richard Biener <rguenther@suse.de>
13680 PR tree-optimization/69452
13681 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13682 (move_computations_dom_walker::before_dom_children): Rename
13684 (move_computations_worker): This.
13685 (move_computations): Perform an RPO rather than a DOM walk.
13687 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13690 * combine.c (combine_instructions): For REG_EQUAL note with
13691 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13692 to the underlying register.
13693 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13694 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13696 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13699 * config/aarch64/aarch64-builtins.c
13700 (aarch64_init_simd_builtin_types): Do not set structural
13701 equality to __Poly{8,16,64,128}_t types.
13703 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13705 PR tree-optimization/69400
13706 * wide-int.cc (wi_pack): Take the precision as argument and
13707 perform canonicalization here rather than in the callers.
13708 Use the main loop to handle all full-width HWIs. Add a
13709 zero HWI if in_len isn't a full result.
13710 (wi::divmod_internal): Update accordingly.
13711 (wi::mul_internal): Likewise. Simplify.
13713 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13714 Sebastian Pop <s.pop@samsung.com>
13716 * graphite-poly.c (apply_poly_transforms): Simplify.
13717 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13718 (print_isl_map): Same.
13719 (print_isl_union_map): Same.
13720 (print_isl_schedule): New.
13721 (debug_isl_schedule): New.
13722 * graphite-dependences.c (scop_get_reads): Do not call
13723 isl_union_map_add_map that is undocumented isl functionality.
13724 (scop_get_must_writes): Same.
13725 (scop_get_may_writes): Same.
13726 (scop_get_original_schedule): Remove.
13727 (scop_get_dependences): Do not call isl_union_map_compute_flow that
13728 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
13729 (compute_deps): Remove.
13730 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
13731 (debug_schedule_ast): New.
13732 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
13733 set_separate_option.
13734 (graphite_regenerate_ast_isl): Add dump.
13735 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
13736 from scop->transformed_schedule.
13737 (graphite_regenerate_ast_isl): Add more dump.
13738 * graphite-optimize-isl.c (optimize_isl): Set
13739 scop->transformed_schedule. Check whether schedules are equal.
13740 (apply_poly_transforms): Move here.
13741 * graphite-poly.c (apply_poly_transforms): ... from here.
13742 (free_poly_bb): Static.
13743 (free_scop): Static.
13744 (pbb_number_of_iterations_at_time): Remove.
13745 (print_isl_ast): New.
13746 (debug_isl_ast): New.
13747 (debug_scop_pbb): New.
13748 * graphite-scop-detection.c (print_edge): Move.
13749 (print_sese): Move.
13750 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
13751 (build_scop_scattering): Remove.
13752 (create_pw_aff_from_tree): Assert instead of bailing out.
13753 (add_condition_to_pbb): Remove unused code, do not fail.
13754 (add_conditions_to_domain): Same.
13755 (add_conditions_to_constraints): Remove.
13756 (build_scop_context): New.
13757 (add_iter_domain_dimension): New.
13758 (build_iteration_domains): Initialize pbb->iterators.
13759 Call add_conditions_to_domain.
13762 (index_outermost_in_loop): New.
13763 (index_pbb_in_loop): New.
13764 (outermost_pbb_in): New.
13765 (add_in_sequence): New.
13766 (add_outer_projection): New.
13767 (outer_projection_mupa): New.
13768 (add_loop_schedule): New.
13769 (build_schedule_pbb): New.
13770 (build_schedule_loop): New.
13771 (embed_in_surrounding_loops): New.
13772 (build_schedule_loop_nest): New.
13773 (build_original_schedule): New.
13774 (build_poly_scop): Call build_original_schedule.
13775 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
13776 (free_poly_dr): Remove.
13777 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
13778 (free_poly_bb): Remove.
13779 (debug_loop_vec): Remove.
13780 (print_isl_ast): Declare.
13781 (debug_isl_ast): Declare.
13782 (scop_do_interchange): Remove.
13783 (scop_do_strip_mine): Remove.
13784 (scop_do_block): Remove.
13785 (flatten_all_loops): Remove.
13786 (optimize_isl): Remove.
13787 (pbb_number_of_iterations_at_time): Remove.
13788 (debug_scop_pbb): Declare.
13789 (print_schedule_ast): Declare.
13790 (debug_schedule_ast): Declare.
13791 (struct scop): Remove schedule. Add original_schedule,
13792 transformed_schedule.
13793 (free_gimple_poly_bb): Remove.
13794 (print_generated_program): Remove.
13795 (debug_generated_program): Remove.
13796 (unify_scattering_dimensions): Remove.
13797 * sese.c (print_edge): ... here.
13798 (print_sese): ... here.
13799 (debug_edge): ... here.
13800 (debug_sese): ... here.
13801 * sese.h (print_edge): Declare.
13802 (print_sese): Declare.
13803 (dump_edge): Declare.
13804 (dump_sese): Declare.
13806 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13807 Sebastian Pop <s.pop@samsung.com>
13809 * Makefile.in: Set ISLVER in site.exp.
13811 2016-01-25 Jakub Jelinek <jakub@redhat.com>
13813 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
13814 DECL_VALUE_EXPR of new_var even for the non-array case. Look
13815 through DECL_VALUE_EXPR for expansion.
13817 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13819 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
13820 the frame info after reload completed.
13822 2016-01-25 Jeff Law <law@redhat.com>
13824 PR tree-optimization/69196
13825 PR tree-optimization/68398
13826 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
13827 tree-ssa-threadupdate.c.
13828 (determine_bb_domination_status): Prototype
13829 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
13830 (determine_bb_domination_status): No longer static.
13831 (valid_jump_thread_path): Remove code to detect characteristics
13832 of the jump thread path not associated with correctness.
13833 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
13834 Correct test for thread path length. Count PHIs for real operands as
13835 statements that need to be copied. Do not count ASSERT_EXPRs.
13836 Look at all the blocks in the thread path. Compute and selectively
13837 filter thread paths based on threading through the latch, threading
13838 a multiway branch or crossing a multiway branch.
13840 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13842 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
13843 decl with __attribute__ ((unused)) annotation.
13845 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
13848 * tree-vect-stmts.c (vectorizable_condition): Check vectype
13849 of operands is compatible with a statement vectype.
13851 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
13853 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
13854 improve wording for mixed storage order support.
13856 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
13858 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
13859 (vcvt_u64_f64): Likewise.
13860 (vcvta_s64_f64): Likewise.
13861 (vcvta_u64_f64): Likewise.
13862 (vcvtm_s64_f64): Likewise.
13863 (vcvtm_u64_f64): Likewise.
13864 (vcvtn_s64_f64): Likewise.
13865 (vcvtn_u64_f64): Likewise.
13866 (vcvtp_s64_f64): Likewise.
13867 (vcvtp_u64_f64): Likewise.
13869 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
13871 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
13872 (arc_init): Check validity mll64 option.
13873 (arc_save_restore): Use double load/store instruction.
13874 (arc_expand_movmem): Likewise.
13875 (arc_split_move): Don't split if we have double load/store
13876 instructions. Returns a boolean.
13877 (arc_process_double_reg_moves): Change function to return boolean
13878 instead of a sequence of instructions.
13879 (arc_dwarf_register_span): New function.
13880 * config/arc/arc-protos.h (arc_split_move): Change prototype.
13881 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
13882 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
13883 (*movdf_insn): Likewise.
13884 * config/arc/arc.opt (mll64): New option.
13885 * config/arc/predicates.md (even_register_operand): New predicate.
13886 * doc/invoke.texi (ARC Options): Add mll64 documentation.
13888 2016-01-25 Richard Biener <rguenther@suse.de>
13891 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
13892 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
13894 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
13896 2016-01-25 Richard Biener <rguenther@suse.de>
13898 PR tree-optimization/69376
13899 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
13901 (VN_INFO_ANTI_RANGE_P): New inline.
13902 (VN_INFO_RANGE_TYPE): Likewise.
13903 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
13904 SSA_NAME_ANTI_RANGE_P.
13905 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
13906 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13907 Properly query VN_INFO_RANGE_TYPE.
13909 2016-01-25 Nick Clifton <nickc@redhat.com>
13912 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
13914 2016-01-23 Tom de Vries <tom@codesourcery.com>
13916 PR tree-optimization/69426
13917 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
13920 2016-01-23 Jakub Jelinek <jakub@redhat.com>
13922 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
13923 "the the" with "the" in the comments.
13924 * ipa-devirt.c (build_type_inheritance_graph,
13925 update_type_inheritance_graph): Likewise.
13926 * tree.c (build_function_type_list_1): Likewise.
13927 * cfgloopmanip.c (scale_loop_profile): Likewise.
13928 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
13929 * gimple-ssa-split-paths.c
13930 (find_block_to_duplicate_for_splitting_paths): Likewise.
13931 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
13932 * expr.c (convert_move): Likewise.
13933 * var-tracking.c (vt_stack_adjustments): Likewise.
13934 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13935 * tree-vrp.c (test_for_singularity): Likewise.
13937 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
13938 directly instead of building a temporary tree.
13941 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
13942 remove <algorithm> include.
13944 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13947 * config/i386/i386.c: Include dojump.h.
13948 (expand_small_movmem_or_setmem,
13949 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
13951 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
13952 if dynamic_check != -1.
13954 2016-01-21 Jeff Law <law@redhat.com>
13956 PR middle-end/69347
13957 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
13958 record_temporary_equivalences. Rewritten to avoid unnecessary calls
13959 into dominated_by_p.
13960 (cprop_into_successor_phis): Avoid unnecessary tests.
13962 2016-01-22 Richard Henderson <rth@redhat.com>
13965 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
13966 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
13968 2016-01-22 Michael Matz <matz@suse.de>
13970 * system.h (string, algorithm): Include only conditionally.
13971 (new): Include always under C++.
13972 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
13973 * final.c (toplevel): Ditto.
13974 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
13975 * genconditions.c (write_header): Make gencondmd.c define
13977 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
13979 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
13980 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
13982 2016-01-22 Christian Bruel <christian.bruel@st.com>
13985 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
13987 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13990 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
13991 define_insn_and_split. Ensure operands[1] and operands[0] do not
13992 get assigned the same register.
13994 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13996 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
13998 2016-01-22 Christian Bruel <christian.bruel@st.com>
14000 * config/arm/arm-c.c (arm_pragma_target_parse):
14001 Remove warn_builtin_macro_redefined overwrite.
14003 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14005 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
14006 flag_non_call_exceptions compatibility.
14008 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14011 * dwarf2out.c (add_child_die_after): New function.
14012 (dwarf_qual_info_t): New type.
14013 (dwarf_qual_info): New variable.
14014 (qualified_die_p): New function.
14015 (modified_type_die): For -fdebug-types-section, ensure
14016 canonical order of qualifiers. Put qualified DIEs adjacent
14017 to the corresponding non-qualified type DIE and search there
14018 for existing qualified DIEs.
14020 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14022 * doc/extend.texi (scalar_storage_order type attribute): Document
14023 restriction on type punning and aliasing, and remove future tense.
14025 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
14028 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
14031 2016-01-21 Jeff Law <law@redhat.com>
14033 PR middle-end/69347
14034 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
14035 useless call to record_temporary_equivalences.
14036 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
14037 allocate 10 slots in the bb_path vector and let it grow as needed.
14038 (fsm_find_control_statement_thread_paths): Similarly for the next_path
14041 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14043 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
14045 * configure: Regenerate.
14047 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
14049 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
14050 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
14052 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
14054 PR middle-end/66178
14055 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
14056 drop EXPAND_INITIALIZER.
14057 * rtl.h (contains_symbolic_reference_p): Declare.
14058 * rtlanal.c (contains_symbolic_reference_p): New function.
14059 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
14060 a subtraction into a NOT if symbolic constants are involved.
14062 2016-01-21 Anton Blanchard <anton@samba.org>
14063 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14066 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
14068 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
14071 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14073 * config/microblaze/microblaze.c
14074 (get_branch_target): New.
14075 (insert_wic_for_ilb_runout): New.
14077 (microblaze_machine_dependent_reorg): New.
14078 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
14079 * config/microblaze/microblaze.md
14080 (UNSPEC_IPREFETCH): Define.
14081 (iprefetch): New pattern
14082 * config/microblaze/microblaze.opt
14083 (mxl-prefetch): New flag.
14085 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14087 * config/microblaze/microblaze.h
14088 (FIXED_REGISTERS): Update in macro.
14089 (CALL_USED_REGISTERS): Update in macro.
14091 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
14093 PR rtl-optimization/68920
14094 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
14097 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
14099 PR rtl-optimization/68990
14100 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
14101 pseudo instead of inheritance ones.
14103 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14104 Nick Clifton <nickc@redhat.com>
14108 * config/mips/mips.c (mips_compute_frame_info): Initialise
14109 args_size and hard_frame_pointer_offset fields of the frame
14110 structure before calling mips_global_pointer.
14112 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14114 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
14116 * configure: Regenerate.
14118 2016-01-21 Richard Biener <rguenther@suse.de>
14120 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
14122 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14124 * config/s390/s390.c (s390_asm_declare_function_size): Add code
14125 to actually emit the .size directive.
14127 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
14128 Jakub Jelinek <jakub@redhat.com>
14132 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
14133 args array size by one to avoid buffer overflow.
14135 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14137 * config/s390/s390.md (pool_section_start): Use switch_to_section
14138 to select proper read-only data section instead of hardcoding
14140 (pool_section_end): Use switch_to_section to match the above.
14142 2016-01-21 Richard Biener <rguenther@suse.de>
14144 PR tree-optimization/69378
14145 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
14146 (set_ssa_val_to): Use it for dominance checks taking into
14147 account not executable edges.
14149 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14152 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
14153 for bitsize instead of GET_MODE_PRECISION (mode).
14155 2016-01-20 Martin Sebor <msebor@redhat.com>
14158 * extend.texi (__sync Builtins): Clarify the semantics of
14159 __sync_fetch_and_OP built-ins on pointers.
14160 (__atomic Builtins): Same.
14162 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14163 Sebastian Pop <s.pop@samsung.com>
14165 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
14166 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
14167 (is_valid_rename): Same.
14168 (translate_isl_ast_to_gimple::get_rename): Same.
14169 (translate_isl_ast_to_gimple::rename_all_uses): Same.
14170 (translate_isl_ast_to_gimple::rename_uses): Same.
14171 (get_new_name): Check for close_phi nodes.
14172 (copy_loop_phi_args): Use phi_node_kind.
14173 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14174 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14176 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14177 Sebastian Pop <s.pop@samsung.com>
14179 Revert commit r229783.
14180 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14181 Remove use of parameter_rename_map.
14182 (copy_def): Remove.
14183 (copy_internal_parameters): Remove.
14184 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14185 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14186 (free_sese_info): Do not free parameter_rename_map.
14187 (set_rename): Do not use parameter_rename_map.
14188 (rename_uses): Update call to set_rename.
14189 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14190 * sese.h (parameter_rename_map_t): Remove.
14191 (struct sese_info_t): Remove field parameter_rename_map.
14193 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14194 Sebastian Pop <s.pop@samsung.com>
14196 * graphite-isl-ast-to-gimple.c: Fix comment.
14197 * graphite-scop-detection.c (defined_in_loop_p): New.
14198 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14199 names defined in loop.
14201 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14202 Sebastian Pop <s.pop@samsung.com>
14204 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14205 Discard unstructured if-then-else regions.
14207 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14208 Sebastian Pop <s.pop@samsung.com>
14210 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14211 (cleanup_loop_iter_dom): Remove.
14212 (build_loop_iteration_domains): Remove.
14213 (build_scop_context): Remove.
14214 (build_scop_iteration_domain): Remove.
14215 (add_loop_constraints): New.
14216 (build_iteration_domains): New.
14217 (build_poly_scop): Call build_iteration_domains.
14219 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14220 Sebastian Pop <s.pop@samsung.com>
14222 * graphite-scop-detection.c
14223 (scop_detection::harmful_loop_in_region): Free dom and loops.
14224 (scop_detection::loop_body_is_valid_scop): Free bbs.
14226 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14227 Sebastian Pop <s.pop@samsung.com>
14229 * graphite-scop-detection.c (record_loop_in_sese): New.
14230 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14231 (build_scops): Remove call to build_sese_loop_nests.
14232 * sese.c (sese_record_loop): Remove.
14233 (build_sese_loop_nests): Remove.
14234 (new_sese_info): Remove region->loops.
14235 (free_sese_info): Same.
14236 * sese.h (sese_contains_loop): Same.
14237 (build_sese_loop_nests): Remove.
14238 (sese_contains_loop): Remove.
14240 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14241 Sebastian Pop <s.pop@samsung.com>
14243 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14244 loop_is_valid_in_scop.
14245 (scop_detection::harmful_stmt_in_region): Renamed
14246 harmful_loop_in_region.
14247 Call loop_is_valid_in_scop.
14249 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14250 Sebastian Pop <s.pop@samsung.com>
14252 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14255 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14256 Sebastian Pop <s.pop@samsung.com>
14258 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14259 * graphite.h (struct poly_bb): Remove field is_reduction.
14260 (PBB_IS_REDUCTION): Remove.
14262 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14263 Sebastian Pop <s.pop@samsung.com>
14265 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14266 (add_pdr_constraints): Same.
14267 (scop_get_reads): Same.
14268 (scop_get_must_writes): Same.
14269 (scop_get_may_writes): Same.
14270 (scop_get_original_schedule): Same.
14271 (extend_schedule): Same.
14272 (apply_schedule_on_deps): Same.
14273 (carries_deps): Same.
14274 (compute_deps): Same.
14275 (scop_get_dependences): Same.
14276 * graphite-isl-ast-to-gimple.c
14277 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14278 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14279 (get_schedule_for_band_list): Same.
14280 (get_schedule_map): Same.
14281 (apply_schedule_map_to_scop): Same.
14282 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14283 (build_loop_iteration_domains): Same.
14284 (add_condition_to_pbb): Same.
14285 (add_param_constraints): Same.
14286 (pdr_add_memory_accesses): Same.
14287 (pdr_add_data_dimensions): Same.
14289 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14291 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14294 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14296 * common.opt (feliminate-dwarf2-dups): Replace references to
14297 "DWARF 2" with just "DWARF".
14298 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14299 * doc/extend.texi: Likewise.
14300 * doc/cpp.texi: Likewise.
14301 * doc/invoke.texi: Likewise.
14302 (Option Summary): Add -gdwarf to list of Debugging Options.
14303 (Debugging Options): Document -gdwarf.
14304 * doc/contrib.texi: Spell "DWARF" like that.
14306 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14308 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14309 warning. Fix up formatting.
14311 PR middle-end/67653
14312 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14313 attempt to mark memory input operand addressable and
14314 call prepare_gimple_addressable in that case. Don't adjust
14315 input_location for diagnostics, use error_at instead.
14317 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14319 * config/rs6000/ppc-auxv.h: New file.
14320 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14321 (cpu_is): Likewise.
14322 (cpu_supports): Likewise.
14323 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14324 (cpu_is_info): New variable.
14325 (cpu_supports_info): Likewise.
14326 (tcb_verification_symbol): Likewise.
14327 (cpu_builtin_p): Likewise.
14328 (cpu_expand_builtin): New function.
14329 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14330 (rs6000_init_builtins): Likewise.
14331 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14332 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14333 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14334 * configure: Regenerate.
14335 * config.in: Likewise.
14336 * doc/extend.texi (PowerPC Built-in Functions): Document
14337 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14339 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14342 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14344 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14347 2016-01-20 Richard Henderson <rth@redhat.com>
14353 * tree.c (tm_define_builtin): New.
14354 (find_tm_vector_type): New.
14355 (build_tm_vector_builtins): New.
14356 (build_common_builtin_nodes): Call it.
14358 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14360 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14361 (arm_fp_ok): Likewise.
14362 (arm_fp): Likewise.
14363 (arm_crypto): Likewise.
14365 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14366 Richard Biener <rguenther@suse.de>
14368 PR tree-optimization/69328
14369 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14370 vectors have same number of elements.
14371 (vectorizable_condition): Fix masked version recognition.
14373 2016-01-20 Richard Biener <rguenther@suse.de>
14375 PR tree-optimization/69345
14376 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14377 (VN_INFO_PTR_INFO): Likewise.
14378 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14379 info when it is equal between non-dominating SSA names.
14380 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14381 Make sure to look at original SSA infos.
14383 2016-01-20 Jeff Law <law@redhat.com>
14386 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14388 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14389 (pc_or_label_operand): New predicate.
14390 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14391 tests for small integers that are 2^n - 1.
14393 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14395 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14397 2016-01-19 Jeff Law <law@redhat.com>
14399 PR middle-end/69347
14400 * tree-ssa-threadbackwards.c
14401 (fsm_find_control_statement_thread_paths): Do not try to lookup
14402 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14404 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14406 * doc/lto.texi: Remove text that says only Gold has linker plugin
14409 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14411 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14412 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14413 the DIE accordingly.
14414 (modified_type_die): Add REVERSE parameter and pass it recursively,
14415 as well as to base_type_die. Adjust presence check accordingly.
14416 (base_type_for_mode): Adjust call to modified_type_die.
14417 (add_type_attribute): Add REVERSE parameter and pass it to
14419 (generic_parameter_die): Adjust call to add_type_attribute.
14420 (add_scalar_info): Likewise.
14421 (add_subscript_info): Likewise.
14422 (gen_array_type_die): Likewise.
14423 (gen_descr_array_type_die): Likewise.
14424 (gen_entry_point_die): Likewise.
14425 (gen_enumeration_type_die): Likewise.
14426 (gen_formal_parameter_die): Likewise.
14427 (gen_subprogram_die): Likewise.
14428 (gen_variable_die ): Likewise.
14429 (gen_const_die): Likewise.
14430 (gen_field_die): Likewise.
14431 (gen_pointer_type_die): Likewise.
14432 (gen_reference_type_die): Likewise.
14433 (gen_ptr_to_mbr_type_die): Likewise.
14434 (gen_inheritance_die): Likewise.
14435 (gen_subroutine_type_die): Likewise.
14436 (gen_typedef_die): Likewise.
14437 (force_type_die): Adjust call to modified_type_die.
14439 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14441 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14442 flow throughout the file. Fix broken link to Objective-C 2.0
14444 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14447 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14449 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14451 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14454 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14455 (maybe_record_node): Record cxa_pure_virtual as the only possible
14456 target if there are not ohter candidates.
14457 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14459 2016-01-19 Richard Biener <rguenther@suse.de>
14461 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14462 (get_memory_order): Likewise.
14464 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14466 * tree-vect-stmts.c (vectorizable_store): Check
14469 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14472 * gcc.c (driver::decode_argv): Add call to
14473 init_opts_obstack before init_options_struct.
14474 * opts.c (init_opts_obstack): Remove idempotency.
14475 (init_options_struct): Replace call to init_opts_obstack
14476 with a gcc_assert to verify that it has already been called.
14477 * toplev.c (toplev::main): Add call to init_opts_obstack before
14478 calls to init_options_struct.
14479 (toplev::finalize): Move cleanup of opts_obstack next to
14480 cleanup of save_decoded_options, clearing the latter, and
14481 save_decoded_options_count.
14483 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14486 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14487 attribute to unconditional. Remove %? from output template.
14489 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14490 Jiong Wang <jiong.wang@arm.com>
14492 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14493 generated from different expand order.
14495 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14497 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14498 Add support for CCMP costing.
14500 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14502 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14503 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14504 (fccmpe<mode>): Likewise.
14505 (fcmp): Rename to fcmp and globalize pattern.
14507 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14508 (aarch64_gen_ccmp_next): Add FP support.
14510 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14512 * target.def (gen_ccmp_first): Update documentation.
14513 (gen_ccmp_next): Likewise.
14514 * doc/tm.texi (gen_ccmp_first): Update documentation.
14515 (gen_ccmp_next): Likewise.
14516 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14517 expand_ccmp_expr_1. Improve comments.
14518 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14519 (ccmp_ior<mode>): Remove pattern.
14520 (cmp<mode>): Remove expand.
14521 (cmp): Globalize pattern.
14522 (cstorecc4): Use cc_register.
14523 (mov<mode>cc): Remove ccmp_cc_register check.
14524 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14525 Simplify after removal of CC_DNE/* modes.
14526 (aarch64_ccmp_mode_to_code): Remove.
14527 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14528 In 'k' case use integer as condition.
14529 (aarch64_nzcv_codes): Remove inverted cases.
14530 (aarch64_code_to_ccmode): Remove.
14531 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14532 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14533 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14534 pattern. Return the comparison with CC register. Invert conditions
14535 when bitcode is OR.
14536 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14537 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14539 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14541 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14542 instrumented_version.
14544 2016-01-19 Richard Biener <rguenther@suse.de>
14546 PR tree-optimization/69336
14547 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14548 handled components with get_ref_base_and_extent.
14549 (equal_mem_array_ref_p): Adjust.
14551 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14554 * shrink-wrap.c: Include valtrack.h.
14555 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14556 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14557 in between insn and where it will be moved to. Call
14558 dead_debug_insert_temp.
14559 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14560 first and dead_debug_local_finish at the end.
14561 For uses and defs bitmap, handle all regs in between REGNO and
14562 END_REGNO, not just the first one.
14564 2016-01-19 Richard Biener <rguenther@suse.de>
14566 PR tree-optimization/69352
14567 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14568 (equal_mem_array_ref_p): Constrain size and max size properly.
14569 Compare the reverse flag.
14571 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14573 * ira.c (ira): Update regstat data if we deleted insns.
14575 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14577 PR rtl-optimization/68955
14578 PR rtl-optimization/64557
14579 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14580 here. Fix up formatting.
14581 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14583 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14586 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14587 assume that the node has body.
14588 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14591 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14593 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14596 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14598 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14599 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14601 2016-01-19 Martin Jambor <mjambor@suse.cz>
14602 Martin Liska <mliska@suse.cz>
14603 Michael Matz <matz@suse.de>
14605 * Makefile.in (OBJS): Add new source files.
14606 (GTFILES): Add hsa.c.
14607 * common.opt (disable_hsa): New variable.
14608 (-Whsa): New warning.
14609 * config.in (ENABLE_HSA): New.
14610 * configure.ac: Treat hsa differently from other accelerators.
14611 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14612 $enable_offloading.
14613 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14614 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14615 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14616 --with-hsa-kmt-lib.
14617 * doc/invoke.texi (-Whsa): Document.
14618 (hsa-gen-debug-stores): Likewise.
14619 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14620 to invoke offload compiler for hsa acclerator.
14621 * opts.c (common_handle_option): Determine whether HSA offloading
14622 should be performed.
14623 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14624 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14625 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14626 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14627 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14628 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14629 GF_OMP_FOR_KIND_GRID_LOOP.
14630 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14631 (pp_gimple_stmt_1): Likewise.
14632 * gimple-walk.c (walk_gimple_stmt): Likewise.
14633 * gimple.c (gimple_build_omp_grid_body): New function.
14634 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14635 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14636 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14637 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14638 GF_OMP_TEAMS_GRID_PHONY.
14639 (gimple_statement_omp_single_layout): Updated comments.
14640 (gimple_build_omp_grid_body): New function.
14641 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14642 (gimple_omp_for_grid_phony): New function.
14643 (gimple_omp_for_set_grid_phony): Likewise.
14644 (gimple_omp_parallel_grid_phony): Likewise.
14645 (gimple_omp_parallel_set_grid_phony): Likewise.
14646 (gimple_omp_teams_grid_phony): Likewise.
14647 (gimple_omp_teams_set_grid_phony): Likewise.
14648 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14649 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14650 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14651 (BUILT_IN_GOMP_TARGET): Updated type.
14652 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14653 (adjust_for_condition): New function.
14654 (get_omp_for_step_from_incr): Likewise.
14655 (extract_omp_for_data): Moved parts to adjust_for_condition and
14656 get_omp_for_step_from_incr.
14657 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14658 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14659 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14660 (scan_omp_parallel): Do not create child functions for phony
14662 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14663 (scan_omp_1_op): Checking assert we are not remapping to
14664 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14665 (parallel_needs_hsa_kernel_p): New function.
14666 (expand_parallel_call): Register apprpriate parallel child
14667 functions as HSA kernels.
14668 (grid_launch_attributes_trees): New type.
14669 (grid_attr_trees): New variable.
14670 (grid_create_kernel_launch_attr_types): New function.
14671 (grid_insert_store_range_dim): Likewise.
14672 (grid_get_kernel_launch_attributes): Likewise.
14673 (get_target_argument_identifier_1): Likewise.
14674 (get_target_argument_identifier): Likewise.
14675 (get_target_argument_value): Likewise.
14676 (push_target_argument_according_to_value): Likewise.
14677 (get_target_arguments): Likewise.
14678 (expand_omp_target): Call get_target_arguments instead of looking
14679 up for teams and thread limit.
14680 (grid_expand_omp_for_loop): New function.
14681 (grid_arg_decl_map): New type.
14682 (grid_remap_kernel_arg_accesses): New function.
14683 (grid_expand_target_kernel_body): New function.
14684 (expand_omp): Call it.
14685 (lower_omp_for): Do not emit phony constructs.
14686 (lower_omp_taskreg): Do not emit phony constructs but create for them
14687 a temporary variable receiver_decl.
14688 (lower_omp_taskreg): Do not emit phony constructs.
14689 (lower_omp_teams): Likewise.
14690 (lower_omp_grid_body): New function.
14691 (lower_omp_1): Call it.
14692 (grid_reg_assignment_to_local_var_p): New function.
14693 (grid_seq_only_contains_local_assignments): Likewise.
14694 (grid_find_single_omp_among_assignments_1): Likewise.
14695 (grid_find_single_omp_among_assignments): Likewise.
14696 (grid_find_ungridifiable_statement): Likewise.
14697 (grid_target_follows_gridifiable_pattern): Likewise.
14698 (grid_remap_prebody_decls): Likewise.
14699 (grid_copy_leading_local_assignments): Likewise.
14700 (grid_process_kernel_body_copy): Likewise.
14701 (grid_attempt_target_gridification): Likewise.
14702 (grid_gridify_all_targets_stmt): Likewise.
14703 (grid_gridify_all_targets): Likewise.
14704 (execute_lower_omp): Call grid_gridify_all_targets.
14705 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14706 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14707 (tree_omp_clause): Added union field dimension.
14708 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14709 * tree.c (omp_clause_num_ops): Added number of arguments of
14710 OMP_CLAUSE__GRIDDIM_.
14711 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14712 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14713 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14714 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14715 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14716 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14717 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14718 * tree-pass.h (make_pass_gen_hsail): Declare.
14719 (make_pass_ipa_hsa): Likewise.
14720 * ipa-hsa.c: New file.
14721 * lto-section-in.c (lto_section_name): Add hsa section name.
14722 * lto-streamer.h (lto_section_type): Add hsa section.
14723 * timevar.def (TV_IPA_HSA): New.
14724 * hsa-brig-format.h: New file.
14725 * hsa-brig.c: New file.
14726 * hsa-dump.c: Likewise.
14727 * hsa-gen.c: Likewise.
14730 * toplev.c (compile_file): Call hsa_output_brig.
14731 * hsa-regalloc.c: New file.
14733 2016-01-18 Jeff Law <law@redhat.com>
14735 PR tree-optimization/69320
14736 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
14737 ranged object, do nothing if the RHS constant is not [0..1].
14738 (optimize_stmt): Comparing a boolean ranged object against a
14739 constant outside [0..1] results in a compile-time constant.
14741 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
14744 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
14746 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14747 (Option Summary): Update to reflect new section and moved options.
14748 (C++ Dialect Options): Move -fstats to new section.
14749 (Debugging Options): Move all dump, statistics, and other GCC
14750 developer options to new section. Rewrite section introduction
14751 and re-order remaining options to put the more basic ones first.
14752 (Optimization Options): Move -fira-verbose and -flto-report* to
14754 (Developer Options): New section incorporating moved options.
14755 * doc/cppopts.texi (-dM): Update cross-reference.
14757 2016-01-18 Richard Henderson <rth@redhat.com>
14760 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
14761 operands to pseudo only if CSE is expected. Split long immediate
14762 operands only after reload, and for the stack pointer.
14763 (*add<GPI>3_pluslong): Remove.
14764 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
14765 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
14766 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
14767 (*add<GPI>3 peepholes): New.
14768 (*add<GPI>3 splitters): New.
14769 * config/aarch64/constraints.md (Upl): New.
14770 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
14772 2016-01-18 Richard Biener <rguenther@suse.de>
14774 PR tree-optimization/69297
14775 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
14777 (vect_bb_vectorization_profitable_p): Clear visited flag again.
14779 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14781 PR middle-end/68542
14782 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
14783 of mixind vector and scalar types.
14784 (fold_relational_const): Add handling of vector
14785 comparison with boolean result.
14786 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
14787 comparison of vector operands with boolean result for EQ/NE only.
14788 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
14789 (verify_gimple_cond): Likewise.
14790 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
14793 2016-01-18 Joseph Myers <joseph@codesourcery.com>
14795 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
14798 2016-01-18 Richard Biener <rguenther@suse.de>
14800 PR middle-end/69308
14801 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
14803 2016-01-18 Tom de Vries <tom@codesourcery.com>
14805 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
14807 2016-01-18 Tom de Vries <tom@codesourcery.com>
14809 * omp-low.c (set_oacc_fn_attrib): Make extern.
14810 * omp-low.h (set_oacc_fn_attrib): Declare.
14811 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
14812 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
14813 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
14814 Add and handle function parameter oacc_kernels_p.
14815 (find_reduc_addr, get_omp_data_i_param): New function.
14816 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
14817 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
14818 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
14819 Calculate dominance info. Skip loops that are not in a kernels region
14820 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
14821 (pass_parallelize_loops::execute): Call parallelize_loops with
14822 oacc_kernels_p argument.
14823 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
14824 New member function.
14825 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
14826 * passes.def: Add argument to pass_parallelize_loops instantation.
14828 2016-01-18 Tom de Vries <tom@codesourcery.com>
14830 * tree-parloops.c (pass_parallelize_loops::execute): Allow
14831 pass_parallelize_loops to be run outside the loop pipeline.
14833 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14835 * tree-scalar-evolution.c (follow_copies_to_constant): New.
14836 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
14838 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14841 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
14842 using get_ref_base_and_extent.
14843 (equal_mem_array_ref_p): New.
14844 (hashable_expr_equal_p): Add call to previous.
14846 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14849 * tree-sra.c (disqualified_constants, constant_decl_p): New.
14850 (sra_initialize): Allocate disqualified_constants.
14851 (sra_deinitialize): Free disqualified_constants.
14852 (disqualify_candidate): Update disqualified_constants when appropriate.
14853 (create_access): Scan for constant-pool entries as we go along.
14854 (scalarizable_type_p): Add check against type_contains_placeholder_p.
14855 (maybe_add_sra_candidate): Allow constant-pool entries.
14856 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
14857 (initialize_constant_pool_replacements): New.
14858 (sra_modify_assign): Avoid mangling assignments created by previous,
14859 and don't generate writes into constant pool.
14860 (sra_modify_function_body): Call initialize_constant_pool_replacements.
14862 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
14864 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
14865 andnot instruction.
14866 (scalar_chain::convert_op): Likewise.
14867 * config/i386/i386.md (*andndi3_doubleword): New.
14869 2016-01-18 Richard Biener <rguenther@suse.de>
14871 PR tree-optimization/69170
14872 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
14873 building a vector from scalar results of a pattern stmt.
14875 2016-01-18 Jakub Jelinek <jakub@redhat.com>
14877 * haifa-sched.c (autopref_multipass_init): Work around
14878 -Wmaybe-uninitialized warning.
14880 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
14882 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
14883 against the constant 0.
14885 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14887 PR tree-optimization/68799
14888 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
14889 look up phi candidates in the statement-candidate map.
14890 (phi_add_costs): Likewise.
14891 (record_phi_increments): Likewise.
14892 (phi_incr_cost): Likewise.
14893 (ncd_with_phi): Likewise.
14894 (all_phi_incrs_profitable): Likewise.
14896 2016-01-17 Jakub Jelinek <jakub@redhat.com>
14898 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
14899 -Wmaybe-uninitialized warning.
14901 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
14903 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14904 (Option Summary): Update to reflect new section and moved options.
14905 (C++ Dialect Options): Move -fvtable-verify and related options.
14906 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
14907 and profiling-related options.
14908 (Optimization Options): Move profile generation options and
14909 -fstack-protector and related options.
14910 (Instrumentation Options): New section incorporating moved options.
14911 (Code Generation Options): Move -finstrument-functions and
14912 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
14914 2016-01-16 Tom de Vries <tom@codesourcery.com>
14916 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
14918 2016-01-16 Tom de Vries <tom@codesourcery.com>
14920 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
14922 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
14924 * hash-table.h (hash_table::empty): Turn into an inline wrapper
14925 that checks whether the table is already empty. Rename the
14926 original implementation to...
14927 (hash_table::empty_slot): ...this new private function.
14929 2016-01-15 David Malcolm <dmalcolm@redhat.com>
14931 PR diagnostic/68899
14932 * diagnostic-show-locus.c (layout::print_source_line): Move x
14933 offset of line until after call to
14934 get_line_width_without_trailing_whitespace.
14936 2016-01-15 Jeff Law <law@redhat.com>
14938 PR tree-optimization/69270
14939 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
14940 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
14941 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
14942 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
14943 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14944 ssa_name_has_boolean_range and constant_boolean_node.
14946 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
14948 PR rtl-optimization/69030
14949 * lra-spills.c (remove_pseudos): Check nrefs and make the function
14951 (spill_pseudos): Delete debug insn for dead pseudo.
14952 (lra_spill): Initiate spill_hard_reg and slots memory separately.
14954 2016-01-15 Jiong Wang <jiong.wang@arm.com>
14956 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
14958 (TYPES_UNOPUS): Likewise.
14959 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
14960 builtin type, from UNOP to UNOPUS.
14961 (lbtruncuv4sf): Likewise.
14962 (lbtruncuv2df): Likewise.
14963 (lrounduv2sf): Likewise.
14964 (lrounduv4sf): Likewise.
14965 (lrounduv2df): Likewise.
14966 (lroundusf): Likewise.
14967 (lroundusf): Likewise.
14968 (lceiluv2sf): Likewise.
14969 (lceiluv4sf): Likewise.
14970 (lceiluv2df): Likewise.
14971 (lceilusf): Likewise.
14972 (lceiludf): Likewise.
14973 (lflooruv2sf): Likewise.
14974 (lflooruv4sf): Likewise.
14975 (lflooruv2df): Likewise.
14976 (lfloorusf): Likewise.
14977 (lfloorudf): Likewise.
14978 (lfrintnuv2sf): Likewise.
14979 (lfrintnuv4sf): Likewise.
14980 (lfrintnuv2df): Likewise.
14981 (lfrintnusf): Likewise.
14982 (lfrintnudf): Likewise.
14983 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
14985 (vcvtq_u32_f32): Likewise.
14986 (vcvtq_u64_f64): Likewise.
14987 (vcvta_u32_f32): Likewise.
14988 (vcvtaq_u32_f32): Likewise.
14989 (vcvtaq_u64_f64): Likewise.
14990 (vcvtm_u32_f32): Likewise.
14991 (vcvtmq_u32_f32): Likewise.
14992 (vcvtmq_u64_f64): Likewise.
14993 (vcvtn_u32_f32): Likwise.
14994 (vcvtnq_u32_f32): Likewise.
14995 (vcvtnq_u64_f64): Likewise.
14996 (vcvtp_u32_f32): Likewise.
14997 (vcvtpq_u32_f32): Likewise.
14998 (vcvtpq_u64_f64): Likewise.
14999 (vcvtmd_u64_f64): Likewise.
15000 (vcvtms_u32_f32): Likewise.
15001 (vcvtad_u64_f64): Likewise.
15002 (vcvtas_u32_f32): Likewise.
15003 (vcvtnd_u64_f64): Likewise.
15004 (vcvtns_u32_f32): Likewise.
15005 (vcvtpd_u64_f64): Likewise.
15006 (vcvtps_u32_f32): Likewise.
15008 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15010 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
15011 CSEL of zero_extended registers.
15013 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15015 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
15016 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
15018 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15020 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
15021 false when argument string is not found in the attributes table
15024 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
15027 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
15028 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
15029 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
15030 precision estimate.
15032 2016-01-15 Richard Biener <rguenther@suse.de>
15034 PR tree-optimization/66856
15035 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
15036 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
15037 (vect_create_new_slp_node): Increment stmt reference count.
15038 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
15039 an SLP tree before swapping operands.
15040 (vect_build_slp_tree): Likewise.
15041 (destroy_bb_vec_info): Free stmt info after SLP instances.
15042 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
15043 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
15044 (STMT_VINFO_NUM_SLP_USES): New macro.
15046 2016-01-15 Richard Biener <rguenther@suse.de>
15049 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
15050 (add_linkage_name): ... here.
15051 (gen_typedef_die): Use add_linkage_name_raw instead of
15052 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
15055 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
15057 * gimplify.c (oacc_default_clause): Decode reference and pointer
15058 types for both kernels and parallel regions.
15060 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
15062 PR middle-end/69246
15063 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
15065 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15067 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
15068 (convert_scalars_to_vector): Likewise.
15070 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
15072 * doc/extend.texi (Type Traits): Fix grammar.
15074 2016-01-15 Martin Jambor <mjambor@suse.cz>
15076 * tree-inline.c (remap_decl): Use existing dclarations if
15077 remapping a type and prevent_decl_creation_for_types.
15078 (replace_locals_stmt): Do an initial remapping of non-VLA typed
15079 decls first. Do real remapping with
15080 prevent_decl_creation_for_types set.
15081 * tree-inline.h (copy_body_data): New field
15082 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
15085 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15087 * config/s390/s390.opt (mmvcle): More verbose help text.
15089 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15091 * config/s390/s390.opt: Add period to -mzvector option text.
15093 2016-01-15 Richard Biener <rguenther@suse.de>
15095 PR tree-optimization/68961
15096 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
15097 of invariants in stores again.
15099 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
15101 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
15103 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15105 * config/i386/i386.c (ix86_expand_branch): Don't split
15106 DI mode xor instruction to SI mode.
15108 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15111 * ipa-icf.c (sem_function::merge): Virtual functions may become
15112 reachable even if they address is not taken and there are no
15115 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15117 * lto-streamer-out.c (subtract_estimated_size): New function.
15118 (get_symbol_initial_value): Use it.
15120 2016-01-15 Christian Bruel <christian.bruel@st.com>
15123 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
15124 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
15125 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
15126 use add_builtin_function_ext_scope instead of add_builtin_function.
15127 (neon_set_p, neon_crypto_set_p): Remove.
15128 (arm_init_builtins): Always call arm_init_neon_builtins and
15129 arm_init_crypto_builtins.
15130 (arm_expand_builtin): Check that builtins are allowed for the arch.
15131 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
15132 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
15133 arm_init_neon_builtins call.
15135 2016-01-15 Richard Biener <rguenther@suse.de>
15137 PR tree-optimization/69117
15138 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
15139 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
15140 of the leader conservatively.
15141 (free_scc_vn): Restore original SSA name infos.
15143 2016-01-14 Jeff Law <law@redhat.com>
15145 PR tree-optimization/69270
15146 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
15147 single bit of precision, verify it's also unsigned.
15148 (record_edge_info): Use constant_boolean_node rather than fold_convert
15149 to convert boolean_true/boolean_false to the right type.
15151 2016-01-14 Richard Henderson <rth@redhat.com>
15154 * loop-doloop.c (record_reg_sets): New.
15155 (doloop_optimize): Reject the transform if the sequence
15156 clobbers registers live at the end of the loop block.
15157 (doloop_optimize_loops): Enable df_live if needed.
15159 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15161 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
15162 * config/rs6000/rs6000.c: Likewise.
15163 * config/rs6000/rs6000.h: Likewise.
15164 * config/rs6000/rs6000.md: Likewise.
15165 * doc/extend.texi: Likewsie.
15167 2016-01-14 Jeff Law <law@redhat.com>
15169 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
15172 2016-01-14 Richard Henderson <rth@redhat.com>
15176 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15177 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15178 instead of builtin_decl_declared_p to test for declaration.
15180 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15182 * doc/loop.texi (Loop Analysis and Representation): Document
15183 loop_depth function.
15185 2016-01-14 Tom de Vries <tom@codesourcery.com>
15187 PR tree-optimization/68773
15188 * omp-low.c (expand_omp_target): Don't set force_output.
15189 * varpool.c (varpool_node::get_create): Same.
15190 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15191 offload_funcs with force_output.
15193 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15196 * lra-eliminations.c (move_plus_up): Don't change anything if either
15197 the outer or inner subreg mode is not MODE_INT.
15198 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15199 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15201 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15203 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15204 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15205 reduc_uplus_@var{m}): Remove.
15206 * expr.c (expand_expr_real_2): Remove expansion path for
15207 reduc_[us](min|max|plus) optabs.
15208 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15209 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15210 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15211 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15212 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15213 reduc_[us](min|max|plus) optabs.
15215 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15217 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15218 (reduc_plus_scal_v2sf): New.
15219 (reduc_smax_v2sf): Rename to...
15220 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15221 (reduc_smin_v2sf): Rename to...
15222 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15224 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15226 * alias.c (compare_base_symbol_refs): New function.
15227 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15230 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15232 PR middle-end/68146
15233 PR tree-optimization/69155
15234 * tree-complex.c: Include cfganal.h.
15235 (phis_to_revisit): New variable.
15236 (extract_component): Add phiarg_p argument. Assert that returned
15237 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15238 (update_phi_components): Partly rewrite to use loop over real/imag
15239 components instead of code duplication. If extract_component returns
15240 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15241 create_tmp_reg into the PHI node instead, and mention the phi triplet
15242 in phis_to_revisit.
15243 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15244 in phis_to_revisit at the end.
15246 2016-01-14 Richard Biener <rguenther@suse.de>
15248 PR tree-optimization/68060
15249 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15250 outer loop reduction is only used in the inner loop before
15251 detecting a double reduction.
15253 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15256 * combine.c (expand_field_assignment): Punt if compute_mode is
15257 unsupported scalar mode.
15259 2016-01-14 Richard Biener <rguenther@suse.de>
15261 PR tree-optimization/66856
15262 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15263 SLP node only if it built successfully.
15264 (vect_analyze_slp_instance): Adjust.
15266 2016-01-14 Jeff Law <law@redhat.com>
15268 PR tree-optimization/69270
15269 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15270 (record_edge_info): Use it. Convert boolean_{true,false}_node
15271 to the type of op0.
15273 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15276 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15277 use block_ultimate_origin
15278 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15280 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15282 * doc/invoke.texi (Submodel Options): Rename section to
15283 "Machine-Dependent Options" to better reflect its content.
15284 Rewrite introductory text to remove archaic CPU names.
15287 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15289 * doc/invoke.texi (Code Gen Options): Move section up in file,
15290 before target-specific options. Update menu and option summary
15291 to reflect the new section ordering.
15293 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15295 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15296 (C++ Dialect Options): Add cross-reference to -std option.
15297 * doc/standards.texi (C++ Language): Document C++14 support.
15299 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15301 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15302 for pack/unpack functions for __ibm128.
15303 (PACK_IF): Likewise.
15304 (UNPACK_IF): Likewise.
15306 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15307 support for __ibm128 pack/unpack functions.
15308 (rs6000_invalid_builtin): Likewise.
15309 (rs6000_init_builtins): Likewise.
15310 (rs6000_opt_masks): Likewise.
15312 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15313 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15315 (RS6000_BTM_COMMON): Likewise.
15317 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15318 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15319 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15320 128-bit floating point. Add support for the double values to be
15321 in Altivec registers for TF/IF packing and unpacking, but restrict
15322 TD packing sub-fields to be FPR registers. Don't allow overlapped
15323 register support for packing. Allow pack inputs to be memory
15324 locations. Don't build generator functions for unpack<mode>_dm
15325 and unpack<mode>_nodm.
15326 (unpack<mode>_dm): Likewise.
15327 (unpack<mode>_nodm): Likewise.
15328 (pack<mode>): Likewise.
15330 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15331 built-in functions to pack/unpack explicit __ibm128 values.
15332 (__builtin_unpack_ibm128): Likewise.
15334 * doc/extend.texi (PowerPC Built-in Functions): Document
15335 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15337 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15340 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15341 Add new arg loc and pass it down as context.
15342 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15343 to the location to use for the warning.
15344 (check_function_arguments): New arg loc. All callers changed. Pass
15345 it to check_function_nonnull.
15346 * c-common.h (check_function_arguments): Adjust declaration.
15348 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15350 PR tree-optimization/69156
15351 * gimple.c (validate_type): Removed.
15352 (gimple_builtin_call_types_compatible_p): Use
15353 useless_type_conversion_p instead of validate_type.
15354 * value-prof.c (gimple_stringop_fixed_value): Fold
15355 icall_size to correct type.
15357 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15359 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15362 2016-01-13 Richard Henderson <rth@redhat.com>
15365 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15366 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15367 (ix86_builtin_tm_store): Remove.
15368 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15369 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15370 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15371 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15372 * doc/tm.texi: Rebuild.
15374 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15375 (BUILT_IN_TM_MEMCPY_RTWN): New.
15376 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15377 fallback from vector to integer helpers.
15378 (build_tm_load): Handle vector types directly, instead of
15380 (build_tm_store): Likewise.
15381 (expand_assign_tm): Prepare for register types not handled by
15382 the above. Copy them to memory and use memcpy.
15383 * tree.c (tm_define_builtin): New.
15384 (find_tm_vector_type): New.
15385 (build_tm_vector_builtins): New.
15386 (build_common_builtin_nodes): Call it.
15388 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15390 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15391 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15393 2016-01-13 Tom de Vries <tom@codesourcery.com>
15395 PR tree-optimization/69169
15396 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15397 handled_struct_type param.
15398 (create_variable_info_for, intra_create_variable_infos): Call
15399 create_variable_info_for_1 with extra arg.
15401 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15403 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15404 and "armv8.1-a+crc" entries.
15406 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15409 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15410 Change first operand predicate from register_or_constm1_operand
15411 to register_operand.
15412 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15413 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15414 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15415 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15416 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15417 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15418 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15419 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15420 comparison with constm1_rtx from vec_prefetch_gen part.
15422 2016-01-13 Richard Biener <rguenther@suse.de>
15424 PR tree-optimization/69013
15425 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15426 Exchange assert for a test.
15428 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15431 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15433 2016-01-13 Richard Biener <rguenther@suse.de>
15435 PR tree-optimization/69242
15436 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15437 assert with a check.
15439 2016-01-13 Richard Biener <rguenther@suse.de>
15441 PR tree-optimization/69186
15442 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15443 Properly guard vect_update_misalignment_for_peel call.
15445 2016-01-12 Jeff Law <law@redhat.com>
15447 PR tree-optimization/pr67755
15448 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15449 "need_profile_correction".
15450 (thread_block_1): Initialize new field to false by default. If we
15451 have multiple thread paths through a common joiner to different
15452 final targets, then set new field to true.
15453 (compute_path_counts): Only do count adjustment when it's really
15456 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15458 * doc/invoke.texi (Spec Files): Move section down in file, past
15459 all command-line option descriptions.
15461 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15463 PR middle-end/54809
15464 * doc/gty.texi: Remove documentation of mark_hook.
15465 * gengtype.c (struct write_types_data): Remove code to support
15466 mark_hook attribute.
15467 (walk_type): Likewise.
15468 (write_func_for_structure): Likewise.
15470 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15472 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15473 Directory Options, and -specs= to Overall Options.
15474 (Overall Options): Adjust similarly. Reorder to group related
15475 options together. Make -specs= cross-reference the spec file details.
15476 (Directory Options): Adjust similarly.
15478 2016-01-12 Jeff Law <law@redhat.com>
15480 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15482 2016-01-12 Olivier Hainque <hainque@adacore.com>
15484 * gcc.c (spec_undefvar_allowed): New global.
15485 (process_command): Set to true when running for --version or --help,
15487 (getenv_spec_function): When the variable is not defined, use the
15488 variable name as the variable value if we're allowed not to issue
15491 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15493 PR tree-optimization/68911
15494 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15495 information computed for expression "init + nit * step".
15497 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15499 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15500 about name of GCC executable. Remove deleted node from menu.
15501 (Directory Options) <-B>: Remove cross-reference to deleted node.
15502 (Target Options): Delete section.
15504 2016-01-12 Christian Bruel <christian.bruel@st.com>
15507 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15508 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15510 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15513 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15514 aligned_mem is properly set for AVX512-VL floating point masked
15518 * ifcvt.c (cond_exec_process_if_block): When removing the last
15519 insn from then_bb, remove also any possible barriers that follow it.
15521 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15525 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15526 (PTRDIFF_TYPE): Likewise.
15527 (WCHAR_TYPE): Likewise.
15528 (WCHAR_TYPE_SIZE): Likewise.
15529 (STDINT_LONG32): Likewise.
15531 2016-01-12 Richard Biener <rguenther@suse.de>
15533 PR tree-optimization/69053
15534 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15535 convert initial value for cond reductions.
15537 2016-01-12 Richard Biener <rguenther@suse.de>
15539 PR tree-optimization/69007
15540 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15541 widen_sum after dot_prod and sad.
15543 2016-01-12 Richard Biener <rguenther@suse.de>
15545 PR tree-optimization/69168
15546 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15547 pattern stmt SLP type.
15548 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15549 end up unused so cope with that case.
15551 2016-01-12 Richard Biener <rguenther@suse.de>
15553 PR tree-optimization/69157
15554 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15555 stmts def type only during analyze phase.
15556 (vectorizable_call): Likewise.
15557 (vectorizable_simd_clone_call): Likewise.
15558 (vectorizable_conversion): Likewise.
15559 (vectorizable_assignment): Likewise.
15560 (vectorizable_shift): Likewise.
15561 (vectorizable_operation): Likewise.
15562 (vectorizable_store): Likewise.
15563 (vectorizable_load): Likewise.
15565 2016-01-12 Richard Biener <rguenther@suse.de>
15567 PR tree-optimization/69174
15568 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15570 (vectorizable_load): Properly compute the number of loads needed
15571 for permuted strided SLP loads and do not spuriously assign
15572 to SLP_TREE_VEC_STMTS.
15574 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15576 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15577 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15578 (MD_EXEC_PREFIX): Remove.
15579 (MD_STARTFILE_PREFIX) Removee.
15580 (FILE_NAME_ABSOLUTE_P): Remove.
15581 (CPP_SPEC): Do not read macros from sys/version.h.
15582 (LINK_COMMAND_SPEC): Remove.
15583 (LOCAL_INCLUDE_DIR): Remove.
15584 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15585 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15586 (POST_LINK_SPEC): Define to invoke stubify after linker
15587 (LIBSTDCXX): Remove define
15588 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15589 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15590 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15591 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15592 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15593 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15594 (i386_djgpp_asm_named_section): Add propotype of new procedure
15596 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15597 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15598 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15599 in config/i386/djgpp.h).
15600 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15601 STANDARD_STARTFILE_PREFIX_1.
15602 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15603 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15604 installation errors.
15605 (MAX_OFILE_ALIGNMENT): Define to 128.
15606 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15608 * config/i386/djgpp.c: New file. Add implementation of
15609 i386_djgpp_asm_named_section.
15611 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15613 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15614 Add rule for building djgpp.o.
15616 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15618 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15619 (rtx_is_swappable_p): Reductions are swappable.
15620 (insn_is_swappable_p): V2DF reductions are swappable.
15622 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15624 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15625 reloads for other unsupported memory operands.
15627 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15628 Jim Wilson <jim.wilson@linaro.org>
15631 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15632 copy_to_mode_reg instead of force_reg.
15634 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15637 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15638 TARGET_80387 is true.
15640 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15643 * lra-eliminations.c (move_plus_up): Only move plus up
15644 if subreg of the constant can be simplified into constant
15645 and use the simplified subreg of the constant instead of
15646 the original constant.
15648 * fold-const.c (fold_convertible_p): Don't return true
15649 for conversion of VECTOR_TYPE to same sized integral type.
15650 (fold_convert_loc): Fix up formatting. Fold conversion of
15651 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15652 instead of NOP_EXPR.
15654 PR tree-optimization/69214
15655 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15656 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15659 PR tree-optimization/69207
15660 * tree-vect-slp.c (vect_get_constant_vectors): For
15661 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15662 fold_convertible_p to vector_type's element type, and always
15663 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15665 2016-01-11 Richard Biener <rguenther@suse.de>
15667 PR tree-optimization/69173
15668 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15669 fixup the cycle if all stmts are in a pattern.
15671 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15673 PR middle-end/68999
15674 * alias.c (base_alias_check): Move check for addresses with
15675 alignment ANDs before the call for compare_base_decls.
15676 (memrefs_conflict_p): Return -1 for different decls
15677 that went through alignment adjustments.
15679 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15681 PR rtl-optimization/68796
15682 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15683 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15684 and QImode comparisons against zero with CC_NZmode.
15685 * config/aarch64/iterators.md (short_mask): New mode_attr.
15687 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15689 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15690 (<avx512>_store<mode>_mask): Likewise.
15692 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15693 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15695 PR rtl-optimization/68841
15696 * ifcvt.c (struct noce_if_info): Add orig_x field.
15697 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15698 Don't record conflicts on to_rename if it's present.
15699 Allow memory destinations in sets.
15700 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15701 blocks, passing orig_x to the checks.
15702 (noce_process_if_block): Set if_info->orig_x appropriately.
15704 2016-01-11 Tom de Vries <tom@codesourcery.com>
15706 PR tree-optimization/69069
15707 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15709 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15711 PR rtl-optimization/68920
15712 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15713 of conditional moves for RTL if-conversion to 1 for
15714 TARGET_ONE_IF_CONV_INSN.
15715 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15716 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15717 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15718 parameter to restirct number of conditional moves for
15720 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
15721 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
15724 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
15727 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
15728 onepart vars. Fix typo in comment. Fix reversed condition in
15730 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
15733 * var-tracking.c (dump_onepart_variable_differences): New.
15734 (dataflow_set_different): If a detailed dump is requested,
15735 delay early returns and dump differences between onepart
15736 variables present before and after, and added variables.
15738 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15741 * expr.c (expand_expr_real_1): For boolean vector constants
15742 with a scalar mode use const_scalar_mask_from_tree.
15743 (const_scalar_mask_from_tree): New.
15744 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
15745 assigned to a mask type to handle constants.
15747 2016-01-11 Martin Jambor <mjambor@suse.cz>
15750 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
15751 useless parameters if we cannot change function signature.
15753 2016-01-11 Martin Jambor <mjambor@suse.cz>
15756 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
15759 2016-01-11 Tom de Vries <tom@codesourcery.com>
15761 PR tree-optimization/69109
15762 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
15765 2016-01-11 Tom de Vries <tom@codesourcery.com>
15767 PR tree-optimization/69108
15768 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
15769 res is not used in a phi.
15771 2016-01-11 Yury Gribov <y.gribov@samsung.com>
15774 * common.opt (frandom-seed): Fix parameter name.
15775 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
15777 2016-01-11 Tom de Vries <tom@codesourcery.com>
15779 PR tree-optimization/69058
15780 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
15783 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
15785 * config/arc/arc.opt (mdiv-rem): Add period to the end.
15786 (mcode-density): Likewise.
15788 2016-01-10 Tom de Vries <tom@codesourcery.com>
15790 PR tree-optimization/69062
15791 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
15792 (parallelize_loops): Don't paralelize loop that has phi with address
15795 2016-01-10 Tom de Vries <tom@codesourcery.com>
15797 PR tree-optimization/69039
15798 * tree-parloops.c (try_create_reduction_list): Only allow single exit
15801 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
15803 PR middle-end/68743
15804 * match.pd: Require target has function_c99_misc before doing
15805 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
15807 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
15809 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
15811 * configure: Regenerate.
15813 2016-01-09 Jakub Jelinek <jakub@redhat.com>
15815 PR middle-end/50865
15816 PR tree-optimization/69097
15817 * fold-const.h (expr_not_equal_to): New prototype.
15818 * fold-const.c: Include stringpool.h and tree-ssanames.h.
15819 (expr_not_equal_to): New function.
15820 * match.pd (X % -Y is the same as X % Y): Don't optimize
15821 unless X is known not to be equal to minimum or Y is known
15822 not to be equal to -1.
15823 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
15824 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
15825 (simplify_stmt_using_ranges): Adjust caller.
15826 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
15827 substitute_and_fold.
15829 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
15831 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
15834 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15836 PR tree-optimization/69167
15837 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
15838 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
15840 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
15842 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15843 Richard Biener <rguenther@suse.de>
15845 PR tree-optimization/68707
15846 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
15847 instances that can be handled via vect_load_lanes.
15849 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
15851 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
15852 if we can't determine address equivalence.
15853 * alias.c (compare_base_decl): Update for changed return value of
15854 symtab_node::equal_address_to.
15856 2016-01-08 Jason Merrill <jason@redhat.com>
15860 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
15861 * expr.c (store_field): Not here.
15862 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
15863 call with TREE_ADDRESSABLE type.
15864 * tree-cfg.c (verify_gimple_call): Adjust.
15866 2016-01-08 Olivier Hainque <hainque@adacore.com>
15868 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
15871 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15873 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
15874 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
15875 (reduc_smin_v2sf): Rename to...
15876 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
15877 (reduc_splus_v2sf): Rename to...
15878 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
15880 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15882 PR tree-optimization/69162
15883 * gimplify.c (gimplify_va_arg_expr): Encode original type of
15884 valist argument in another argument.
15885 (gimplify_modify_expr): Adjust for the above change. Cleanup.
15886 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
15887 to determine the va_list type, build a MEM_REF instead of
15888 build_fold_indirect_ref.
15890 PR tree-optimization/69172
15891 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
15894 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
15896 PR tree-optimization/67781
15897 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
15898 and cmpnop in two steps: first the ones not accessed in original
15899 gimple expression in a endian independent way and then the ones not
15900 accessed in the final result in an endian-specific way.
15902 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15904 PR tree-optimization/69083
15905 * tree-vect-slp.c (vect_get_constant_vectors): For
15906 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
15907 element type. If op is fold_convertible_p to vector_type's element
15908 type, use NOP_EXPR instead of VCE.
15910 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
15912 PR rtl-optimization/67778
15913 PR rtl-optimization/68634
15914 PR rtl-optimization/68909
15915 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
15916 block from the stack until done with it. Remove a superfluous
15917 bitmap set. Remove a superfluous bitmap test.
15919 2016-01-07 Martin Sebor <msebor@redhat.com>
15922 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
15923 constraint on the type of arguments.
15925 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
15927 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
15928 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
15929 unaligned_access on the gcc_options set.
15930 * config/arm/arm.c (arm_option_override_internal): Use
15931 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
15933 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15936 * config/i386/i386.c (ix86_frame_pointer_required): Enable
15937 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
15939 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15942 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15945 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15946 depending on frame_pointer_needed before remaining integer and SSE
15947 registers are saved.
15949 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
15952 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
15954 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
15957 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
15958 Use the "xBm" constraint.
15959 (float<sseintvecmodelower><mode>2<mask_name><round_name):
15961 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
15962 (sse_cvtsi2ssq<round_name>): Likewise.
15963 (sse_cvtss2si<round_name>): Likewise.
15964 (sse_cvtss2siq<round_name>): Likewise.
15965 (sse2_cvtsi2sdq<round_name>): Likewise.
15966 (sse2_cvtsd2si<round_name>): Likewise.
15967 (sse2_cvtsd2siq<round_name>): Likewise.
15968 * config/i386/subst.md (round_nimm_scalar_predicate): New
15971 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
15973 PR middle-end/67639
15974 * varasm.c (make_decl_rtl): Mark invalid register vars as
15977 PR rtl-optimization/66206
15978 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
15979 All callers changed.
15981 2016-01-07 Jakub Jelinek <jakub@redhat.com>
15983 PR tree-optimization/69141
15984 * tree-ssa-pre.c: Include langhooks.h.
15985 (eliminate_dom_walker::before_dom_children): Use
15986 lang_hooks.decl_printable_name instead of
15987 cgraph_node::get ()->name ().
15989 PR middle-end/68960
15990 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
15991 it and DECL_ALIGN too.
15993 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
15995 * config/mips/mips-ftypes.def: Sort to lexicographical order.
15997 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16000 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16001 depending on frame_pointer_needed before remaining integer and SSE
16002 registers are saved.
16004 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16006 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
16007 mode iterator with VSX_M2.
16008 (*p9_vecstore_<mode>): Likewise.
16009 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
16010 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
16011 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
16012 (define_split for VSX_LE128 stores): Likewise.
16013 (define_peephole2 for TImode LE swaps): Likewise.
16014 (define_split for VSX_LE128 post-reload stores): Likewise.
16016 2016-01-06 Marek Polacek <polacek@redhat.com>
16019 * convert.c (convert_to_integer_1): Adjust call to
16020 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
16021 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
16022 EXPR instead of ARG.
16023 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
16025 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16028 * doc/extend.texi (RL78 Variable Attributes): New section.
16030 2016-01-05 Marek Polacek <polacek@redhat.com>
16033 * builtins.c (get_memmodel): Use expansion point location rather than
16034 the input location. Call warning_at rather than warning.
16035 (expand_builtin_atomic_compare_exchange): Likewise.
16036 (expand_builtin_atomic_load): Likewise.
16037 (expand_builtin_atomic_store): Likewise.
16038 (expand_builtin_atomic_clear): Likewise.
16040 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16043 * config/i386/i386.c (ix86_expand_vector_logical_operator):
16044 Replace nonimmediate_operand with vector_operand.
16045 * config/i386/predicates.md (vector_operand): New predicate.
16046 (general_vector_operand): Replace nonimmediate_operand with
16048 * config/i386/sse.md: Replace nonimmediate_operand with
16049 vector_operand and m constraint with Bm constraint on SSE
16050 patterns with 16-byte memory operand.
16051 * config/i386/subst.md (round_nimm_predicate): Replace
16052 nonimmediate_operand with vector_operand.
16053 (round_saeonly_nimm_predicate): Likewise.
16054 (round_saeonly_nimm_scalar_predicate): New.
16056 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16059 * config/i386/constraints.md (Bm): New constraint.
16060 * config/i386/predicates.md (vector_memory_operand): New
16062 * config/i386/sse.md: Replace xm with xBm in plusminus and
16063 any_logic patterns.
16065 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16068 * doc/extend.texi (V850 Function Attributes): New section.
16069 (V850 Variable Attributes): New section.
16071 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16074 * doc/extend.texi (MicroBlaze Function Attributes): Document
16075 interrupt_handler and fast_interrupt attributes.
16077 2016-01-05 Sergei Trofimovich <siarheit@google.com>
16080 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
16081 for local symbolic operands.
16082 * config/ia64/predicates.md (local_symbolic_operand64): New
16085 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16087 PR rtl-optimization/68651
16088 * combine.c (combine_simplify_rtx): Canonicalize x + x into
16091 2016-01-05 Nathan Sidwell <nathan@acm.org>
16093 * alias.c (compare_base_decls): Use symtab_node::get.
16095 2016-01-05 Nick Clifton <nickc@redhat.com>
16098 * ira-costs.c (copy_cost): Initialise the t_icode field of the
16099 secondary_reload_info structure.
16102 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
16103 decls if weak support is available.
16105 2016-01-04 Martin Sebor <msebor@redhat.com>
16107 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
16109 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16111 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16112 OPTION_MASK_P9_DFORM.
16114 * config/rs6000/constraints.md (wo constraint): New constraint for
16117 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
16119 (rs6000_init_hard_regno_mode_ok): Likewise.
16121 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
16124 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
16125 expanders not to have constraints. Add support for ISA 3.0 xxperm
16126 instruction. Add support for fusing xxlor with xxperm.
16127 (altivec_vperm_<mode>_internal): Likewise.
16128 (altivec_vperm_v8hiv16qi): Likewise.
16129 (altivec_vperm_<mode>v16q): Likewise.
16130 (altivec_vperm_<mode>_uns): Likewise.
16131 (vperm_v8hiv4si): Likewise.
16132 (vperm_v16qiv8hi): Likewise.
16134 * doc/md.texi (RS/6000 constraints): Document wo constraint.
16136 2016-01-04 Jakub Jelinek <jakub@redhat.com>
16138 Update copyright years.
16140 * gcc.c (process_command): Update copyright notice dates.
16141 * gcov-dump.c (print_version): Ditto.
16142 * gcov.c (print_version): Ditto.
16143 * gcov-tool.c (print_version): Ditto.
16144 * gengtype.c (create_file): Ditto.
16145 * doc/cpp.texi: Bump @copying's copyright year.
16146 * doc/cppinternals.texi: Ditto.
16147 * doc/gcc.texi: Ditto.
16148 * doc/gccint.texi: Ditto.
16149 * doc/gcov.texi: Ditto.
16150 * doc/install.texi: Ditto.
16151 * doc/invoke.texi: Ditto.
16153 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16155 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
16156 modes larger than TImode as TImode if NEON is not enabled.
16158 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16161 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
16162 mode for %f0-%f31 only if TARGET_FPU.
16164 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16167 * config/sparc/sparc.c (scan_record_type): Take into account subfields
16168 to compute the PACKED_P predicate.
16169 (function_arg_record_value): Minor tweaks.
16171 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16173 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16174 option for arm*-*-* targets.
16176 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16178 * doc/extend.texi (Common Function Attributes): Move docs for
16179 MSP430-specific attributes to....
16180 (MSP430 Function Attributes): ...here. Delete the redundant
16181 entries and copy-edit the remaining text.
16182 (MSP430 Variable Attributes): Use uniform format for index
16183 entries and add a cross-reference to the corresponding function
16186 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16188 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16190 (x86 Options): Likewise.
16192 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16196 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16197 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16198 to corresponding attribute.
16200 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16202 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16203 to correct alphabetization of table. Copy-edit and correct
16205 <stack_protect>: Likewise.
16206 <target_clones>: Likewise.
16208 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16209 Correct punctuation.
16210 (Code Gen Options) <-fno-plt>: Copy-edit.
16212 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16215 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16216 SI values. Explicitly convert SI to DI and vice-versa.
16218 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16220 PR tree-optimization/69070
16221 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16222 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16225 * ubsan.c (ubsan_instrument_float_cast): Call
16226 initialize_sanitizer_builtins.
16229 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16231 Copyright (C) 2016 Free Software Foundation, Inc.
16233 Copying and distribution of this file, with or without modification,
16234 are permitted in any medium without royalty provided the copyright
16235 notice and this notice are preserved.