1 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3 * common/config/mep/mep-common.c: Remove.
4 * config.gcc: Remove mep-* support.
5 * config/mep/constraints.md: Remove.
6 * config/mep/default.h: Remove.
7 * config/mep/intrinsics.h: Remove.
8 * config/mep/intrinsics.md: Remove.
9 * config/mep/ivc2-template.h: Remove.
10 * config/mep/mep-c5.cpu: Remove.
11 * config/mep/mep-core.cpu: Remove.
12 * config/mep/mep-default.cpu: Remove.
13 * config/mep/mep-ext-cop.cpu: Remove.
14 * config/mep/mep-intrin.h: Remove.
15 * config/mep/mep-ivc2.cpu: Remove.
16 * config/mep/mep-pragma.c: Remove.
17 * config/mep/mep-protos.h: Remove.
18 * config/mep/mep.c: Remove.
19 * config/mep/mep.cpu: Remove.
20 * config/mep/mep.h: Remove.
21 * config/mep/mep.md: Remove.
22 * config/mep/mep.opt: Remove.
23 * config/mep/predicates.md: Remove.
24 * config/mep/t-mep: Remove.
25 * doc/install.texi: Remove mep-* documentation.
26 * doc/md.texi: Likewise.
28 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
30 * config.gcc: Remove support for avr-rtems.
31 * config/avr/gen-avr-mmcu-specs.c: Likewise.
32 * config/avr/rtems.h: Remove.
33 * config/avr/t-rtems: Remove.
35 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
37 * config.gcc: Remove m32r-rtems support.
38 * config/m32r/rtems.h: Remove.
40 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
42 * config.gcc: Remove h8300-rtems support.
43 * config/h8300/rtems.h: Remove.
44 * config/h8300/t-rtems: Remove.
46 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
48 * config.gcc: Remove support for knetbsd.
49 * configure.ac: Likewise.
50 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
51 * config/knetbsd-gnu.h: Remove.
52 * configure: Regenerate.
54 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
56 * config.gcc: Remove support for openbsd 2 and 3.
57 * config/openbsd-oldgas.h: Remove.
59 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
61 * config.gcc: Remove interix support.
62 * config/i386/i386-interix.h: Remove.
63 * config/i386/interix.opt: Remove.
64 * config/i386/t-interix: Remove.
65 * configure: Regenerate.
66 * configure.ac: Remove interix support.
67 * doc/install.texi: Remove interix documentation.
69 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
71 * config/rs6000/rs6000.h: Add conditional preprocessing directives
72 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
75 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
77 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
78 they are both PLACEHOLDER_EXPRs.
80 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
82 * stor-layout.c (layout_type): Move setting complex MODE to
83 layout_type, instead of setting it ahead of time by the caller.
84 * tree.c (build_complex_type): Likewise.
86 2016-06-21 Martin Liska <mliska@suse.cz>
88 * predict.c (force_edge_cold): Replace imposisble with
91 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
93 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
94 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
96 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
98 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
100 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
101 Ilya Enkovich <ilya.enkovich@intel.com>
104 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
105 New member function to convert V1TImode register to SUBREG
106 TImode in debug insn.
107 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
108 after changing register mode to V1TImode.
110 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
112 * config/aarch64/aarch64-cores.def (vulcan): New core.
113 * config/aarch64/aarch64-tune.md: Regenerate.
114 * doc/invoke.texi: Document vulcan as an available option.
116 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
118 * cse.c (canon_asm_operands): New function extracted from...
119 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
120 either standalone or member of a PARALLEL.
122 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
125 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
126 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
127 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
129 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
132 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
133 constant addresses if can_create_pseudo_p.
135 2016-06-21 Jakub Jelinek <jakub@redhat.com>
137 PR tree-optimization/71588
138 * tree-ssa-strlen.c (valid_builtin_call): New function.
139 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
142 2016-06-20 Jakub Jelinek <jakub@redhat.com>
145 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
146 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
147 for conversion of scalar user var to complex type and use the
148 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
151 PR rtl-optimization/71591
152 * toplev.c (toplev::run_self_tests): If no_backend, complain and
155 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
158 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
159 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
160 space for PIC with non-v32 and the common non-PIC "jump".
162 2016-06-20 Jakub Jelinek <jakub@redhat.com>
165 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
166 returned values and add UN*/LTGT/*ORDERED cases with values matching
167 D operand modifier on vcmp for AVX.
169 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
171 * config/aarch64/aarch64.opt
172 (mpc-relative-literal-loads): Rename internal option name.
173 * config/aarch64/aarch64.c
174 (aarch64_nopcrelative_literal_loads): Rename to
175 aarch64_pcrelative_literal_loads.
176 (aarch64_expand_mov_immediate): Likewise.
177 (aarch64_secondary_reload): Likewise.
178 (aarch64_can_use_per_function_literal_pools_p): Likewise.
179 (aarch64_override_options_after_change_1): Rename and simplify logic.
180 (aarch64_classify_symbol): Merge large model checks into switch,
181 remove pc-relative load check.
183 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
185 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
186 costs relative to the cost of a register move.
188 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
190 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
191 (vcvt_n_f64_u64): Likewise.
192 (vcvt_n_s64_f64): Likewise.
193 (vcvt_n_u64_f64): Likewise.
194 (vcvt_f64_s64): Likewise.
195 (vrecpe_f64): Likewise.
196 (vcvt_f64_u64): Likewise.
197 (vrecps_f64): Likewise.
199 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
201 * config/aarch64/aarch64.md
202 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
204 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
206 * config/aarch64/aarch64-builtins.c
207 (aarch64_types_binop_uss_qualifiers): Delete.
208 (TYPES_BINOP_USS): Likewise.
209 (aarch64_types_binop_sus_qualifiers): Likewise.
210 (TYPES_BINOP_SUS): Likewise.
211 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
212 (TYPES_FCVTIMM_SUS): Likewise.
213 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
215 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
216 (fcvtzs): Use SHIFTIMM rather than BINOP.
217 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
219 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
221 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
222 costs relative to the cost of a register move.
224 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
226 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
227 Allow scalar/single vector modes to be tieable.
229 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
231 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
233 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
235 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
237 * tree.h (TYPE_ALIGN): Likewise.
239 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
242 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
244 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
246 * config/avr/avr.c (avr_print_operand): Fix "format not a string
247 literal" build warnings.
248 (avr_print_operand_address): Dito.
250 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
253 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
254 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
256 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
258 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
260 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
263 * reload1.c (reload): Pass 0 to finish_spills when called because
264 update_eliminables_and_spill returns true and remove did_spill.
265 (finish_spills): Adjust comment and document GLOBAL parameter.
267 2016-06-17 DJ Delorie <dj@redhat.com>
270 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
271 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
272 (umulqihi3_virt): Likewise.
273 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
274 (umulqihi3_real): Likewise.
276 2016-06-17 Martin Liska <mliska@suse.cz>
278 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
280 2016-06-17 Martin Liska <mliska@suse.cz>
282 * predict.def: PRED_LOOP_EXIT from 92 to 85.
284 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
286 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
288 (vaddq_f32): Likewise.
289 (vmul_f32): Likewise.
290 (vmulq_f32): Likewise.
291 (vsub_f32): Likewise.
292 (vsubq_f32): Likewise.
294 2016-06-17 Bin Cheng <bin.cheng@arm.com>
296 PR tree-optimization/71347
297 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
298 cost for all uses in group.
300 2016-06-17 Bin Cheng <bin.cheng@arm.com>
302 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
303 insert gimple seq if it's not empty.
305 2016-06-17 Bin Cheng <bin.cheng@arm.com>
307 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
309 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
311 (comp_dr_with_seg_len_pair): Ditto.
312 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
313 struct dr_with_seg_len_pair against DR_OFFSET.
314 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
317 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
319 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
321 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
323 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
324 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
325 (pa_output_millicode_call): Likewise.
326 (pa_output_call): Likewise.
327 (pa_output_indirect_call): Likewise.
328 (pa_asm_output_mi_thunk): Likewise.
330 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
332 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
334 2016-06-16 Martin Liska <mliska@suse.cz>
336 * predict.c (combine_predictions_for_insn): When we find a first
337 match predictor, we should consider just predictors with
338 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
340 (combine_predictions_for_bb): Likewise.
342 2016-06-16 Jakub Jelinek <jakub@redhat.com>
344 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
345 with base of reference to struct.
347 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
349 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
351 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
353 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
354 progmem_swtable_section.
355 (progmem_swtable_section): Remove.
356 (avr_asm_function_rodata_section): Remove.
357 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
358 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
360 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
362 * config/i386/driver-i386.c (host_detect_local_cpu): Set
363 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
364 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
365 signature_CENTAUR_ebx.
366 * config/i386/i386.c (ix86_option_override_internal): Add
367 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
368 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
369 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
371 2016-06-16 Martin Liska <mliska@suse.cz>
373 * predict.def: Add fortran loop preheader predictor.
374 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
375 fold IFN_BUILTIN_EXPECT with a known constant argument.
377 2016-06-16 Martin Liska <mliska@suse.cz>
379 * predict.def: Add 'Fortran' to display text of all
380 PRED_FORTRAN_* predictors.
382 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
385 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
386 [IA64_BUILTIN_NANSQ]: Ditto.
387 (ia64_fold_builtin): New function.
388 (TARGET_FOLD_BUILTIN): New define.
389 (ia64_init_builtins) Declare const_string_type node.
390 Add __builtin_nanq and __builtin_nansq builtin functions.
391 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
393 2016-06-16 Nick Clifton <nickc@redhat.com>
395 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
396 MSP430_HWMULT_ prefix to enum values.
397 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
398 * config/msp430/msp430.c: Update use of enum values.
399 * config/msp430/msp430.md: Likewise.
400 * config/msp430/msp430.opt: Likewise.
402 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
404 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
405 of comparsions in the last iteration.
407 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
408 Joern Rennecke <joern.rennecke@embecosm.com>
410 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
412 (arc_needs_pcl_p): Add GOTOFFPC.
413 (arc_legitimate_pic_addr_p): Likewise.
414 (arc_output_pic_addr_const): Likewise.
415 (arc_legitimize_pic_address): Generate a pc-relative address using
417 (arc_output_libcall): Use @pcl syntax.
418 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
419 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
420 (*movsi_insn): Use @pcl syntax.
421 (doloop_begin_i): Likewise.
423 2016-06-16 Martin Liska <mliska@suse.cz>
425 * predict.def: Define a new predictor.
427 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
429 * config/arc/arc.opt (mtp-regno): Update text.
431 2016-06-16 Renlin Li <renlin.li@arm.com>
433 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
435 2016-06-16 Jakub Jelinek <jakub@redhat.com>
438 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
439 (setcc + and peephole2): Likewise.
441 PR rtl-optimization/71532
442 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
445 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
447 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
448 DImode constants with XXSPLTIB in vector registers.
449 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
450 vsx_extract_<mode>_internal{1,2} into a single insn that handles
451 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
452 extraction of the element at the top of the register as a scalar
454 (vsx_extract_<mode>_internal1): Likewise.
455 (vsx_extract_<mode>_internal2): Likewise.
456 * config/rs6000/constraints.md (wi constraint): Remove a comment
457 about DImode not being allowed in Altivec registers.
458 (wB constraint): New constraint for constants that can be
459 generated in Altivec registers with VSPLTISW/VUPKHSW.
460 * config/rs6000/predicates.md (xxspltib_constant_split): Update
462 (xxspltib_constant_nosplit): Likewise.
463 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
464 support for -mupper-regs-di to enable DImode to go into Altivec
466 (POWERPC_MASKS): Likewise.
467 (power7 cpu): Likewise.
468 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
469 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
470 for DImode being allowed in Altivec registers. Update wi/wj
471 constraints. Set scalar_in_vmx_p flag.
472 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
473 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
474 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
475 (rs6000_opt_masks): Add -mupper-regs-di.
476 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
477 direct move to use wi and not wj.
479 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
481 (floatunssi<mode>2_lfiwzx_mem): Likewise.
482 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
483 any VSX register, instead of just Altivec registers, to allow
484 either operand to be an Altivec register or both.
485 (fixuns_trunc<mode>di2_fctiduz): Likewise.
486 (movdi_internal32): Add support for -mupper-regs-di. Add support
487 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
488 the alternatives and attributes to be lined up to be easier to
490 (movdi_internal64): Likewise.
491 (64-bit DImode splitters): Change predicates to only split loading
492 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
493 load constants in ISA 3.0 or ISA 2.07 respectively.
494 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
495 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
496 mention -mcpu=power9 sets these options.
497 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
500 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
503 * config/avr/avr.c (avr_set_current_function): Warn misspelled
504 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
505 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
506 by default to warn misspelled interrupt/ signal handler.
507 * doc/invoke.texi (AVR Options): Document it. Update description
508 for -nodevicelib option.
510 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
512 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
513 up parentheses. Use GET_MODE_UNIT_BITSIZE.
514 (aarch64_<sur>shll2_n<mode>): Likewise.
516 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
519 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
520 DECL_CONTEXT for copied arguments.
522 2016-06-15 Alan Hayward <alan.hayward@arm.com>
524 PR tree-optimization/71483
525 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
528 2016-06-15 Martin Liska <mliska@suse.cz>
530 * predict.c (tree_predict_by_opcode): Call predict_edge_def
531 instead of predict_edge w/o a probability.
533 2016-06-15 Alan Hayward <alan.hayward@arm.com>
535 PR tree-optimization/71439
536 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
539 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
541 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
542 register subregs in SET_SRC.
544 2016-06-15 Richard Biener <rguenther@suse.de>
546 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
549 2016-06-15 Richard Biener <rguenther@suse.de>
551 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
552 not consider dependences between accesses that belong to the
554 (vect_analyze_data_ref_dependences): Do not analyze read-read
557 2016-06-14 David Malcolm <dmalcolm@redhat.com>
559 * spellcheck-tree.c: Include spellcheck-tree.h rather than
561 (find_closest_identifier): Reimplement in terms of
562 best_match<tree,tree>.
563 * spellcheck-tree.h: New file.
564 * spellcheck.c (struct edit_distance_traits<const char *>): New
566 (find_closest_string): Reimplement in terms of
567 best_match<const char *, const char *>.
568 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
569 overload to spellcheck-tree.h.
570 (find_closest_identifier): Likewise.
571 (struct edit_distance_traits<T>): New template.
572 (class best_match): New class.
574 2016-06-14 David Malcolm <dmalcolm@redhat.com>
576 * selftest-run-tests.c (selftest::run_tests): Call
577 selftest::spellcheck_tree_c_tests.
578 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
579 * spellcheck-tree.c: Include selftest.h and stringpool.h.
580 (selftest::test_find_closest_identifier): New function.
581 (selftest::spellcheck_tree_c_tests): New function.
582 * spellcheck.c (selftest::test_find_closest_string): Verify that
583 the order of the vec does not affect the results for this case.
584 (selftest::test_data): New array.
585 (selftest::test_metric_conditions): New function.
586 (selftest::spellcheck_c_tests): Add a test of case-comparison.
587 Call selftest::test_metric_conditions.
589 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
591 * config/rs6000/rs6000-builtin.def (commentary): Typo.
592 (BU_P9_MISC_1): Likewise.
593 (BU_P9_64BIT_MISC_0): Likewise.
594 (BU_P9_MISC_0): Likewise.
596 2016-06-14 David Malcolm <dmalcolm@redhat.com>
598 * gcc-rich-location.c
599 (gcc_rich_location::add_fixit_misspelled_id): New method.
600 * gcc-rich-location.h
601 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
603 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
605 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
606 FreeBSD 11 and above.
608 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
610 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
612 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
614 * expmed.h: Close parenthesis in "at your option" in copyright
616 * lower-subreg.h: Likewise.
618 2016-06-14 Richard Biener <rguenther@suse.de>
621 * genmatch.c (expr::gen_transform): Use in_type for comparisons
624 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
626 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
628 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
630 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
632 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
633 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
635 2016-06-14 Richard Biener <rguenther@suse.de>
637 PR tree-optimization/71522
638 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
639 copying into float copying.
641 2016-06-14 Jakub Jelinek <jakub@redhat.com>
643 PR tree-optimization/71520
644 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
645 (replace_block_by): Move user labels from bb1 to bb2.
647 2016-06-14 Richard Biener <rguenther@suse.de>
651 * expr.h (get_bit_range): Declare.
652 * expr.c (get_bit_range): Export.
653 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
654 word_mode again to constrain the bitfield access.
656 2016-06-14 Richard Biener <rguenther@suse.de>
658 PR tree-optimization/71521
659 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
660 division int_const_binop against zero divisor.
662 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
664 * config/i386/i386.md (signbittf2): New expander.
665 * config/i386/sse.md (ptesttf2): New insn pattern.
667 2016-06-13 David Malcolm <dmalcolm@redhat.com>
670 * input.c (selftest::test_reading_source_line): Avoid reading from
671 __FILE__ by creating a tempfile with known content and reading
674 2016-06-13 David Malcolm <dmalcolm@redhat.com>
676 * pretty-print.c (assert_pp_format_colored): Skip the test if
678 (test_pp_format): Remove comment about GCC_COLORS.
680 2016-06-13 David Malcolm <dmalcolm@redhat.com>
682 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
683 * pretty-print.c (assert_pp_format_va): Add location param and use
684 it with ASSERT_STREQ_AT.
685 (assert_pp_format): Add location param and pass it to
687 (assert_pp_format_colored): Likewise.
688 (ASSERT_PP_FORMAT_1): New.
689 (ASSERT_PP_FORMAT_2): New.
690 (ASSERT_PP_FORMAT_3): New.
691 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
692 explicitly, or implicitly via the above macros.
693 * selftest.c (selftest::pass): Use a selftest::location rather
695 (selftest::fail): Likewise. Print the function name.
696 (selftest::fail_formatted): Likewise.
697 (selftest::assert_streq): Use a selftest::location rather than
699 * selftest.h (selftest::location): New struct.
700 (SELFTEST_LOCATION): New macro.
701 (selftest::pass): Accept a const location & rather than file
703 (selftest::fail): Likewise.
704 (selftest::fail_formatted): Likewise.
705 (selftest::assert_streq): Likewise.
706 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
707 (ASSERT_FALSE): Likewise.
708 (ASSERT_EQ): Likewise.
709 (ASSERT_NE): Likewise.
710 (ASSERT_STREQ): Likewise.
711 (ASSERT_PRED1): Likewise.
712 (ASSERT_STREQ_AT): New macro.
714 2016-06-13 David Malcolm <dmalcolm@redhat.com>
716 * selftest.c (selftest::fail_formatted): New function.
717 (selftest::assert_streq): New function.
718 * selftest.h (selftests::fail_formatted): New decl.
719 (selftest::assert_streq): New decl.
720 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
722 2016-06-13 Jeff Law <law@redhat.com>
724 PR tree-optimization/71403
725 * tree-ssa-threadbackward.c
726 (convert_and_register_jump_thread_path): No longer accept reference
727 to path. Do not pop items off the path anymore.
728 (fsm_find_control_statement_thread_paths): Do not allow threading
729 to a deeper loop nest. Pop the last item off the path here rather
730 than in convert_and_register_jump_thread_path.
732 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
733 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
735 [AArch64] Emit division using the Newton series
737 * config/aarch64/aarch64-protos.h
738 (cpu_approx_modes): Add new member "division".
739 (aarch64_emit_approx_div): Declare new function.
740 * config/aarch64/aarch64.c
741 (generic_approx_modes): New member "division".
742 (exynosm1_approx_modes): Likewise.
743 (xgene1_approx_modes): Likewise.
744 (aarch64_emit_approx_div): Define new function.
745 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
746 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
747 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
748 * doc/invoke.texi (-mlow-precision-div): Describe new option.
750 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
751 Wilco Dijkstra <wilco.dijkstra@arm.com>
753 [AArch64] Emit square root using the Newton series
755 * config/aarch64/aarch64-protos.h
756 (aarch64_emit_approx_rsqrt): Replace with new function
757 "aarch64_emit_approx_sqrt".
758 (cpu_approx_modes): New member "sqrt".
759 * config/aarch64/aarch64.c
760 (generic_approx_modes): New member "sqrt".
761 (exynosm1_approx_modes): Likewise.
762 (xgene1_approx_modes): Likewise.
763 (aarch64_emit_approx_rsqrt): Replace with new function
764 "aarch64_emit_approx_sqrt".
765 (aarch64_override_options_after_change_1): Handle new option.
766 * config/aarch64/aarch64-simd.md
767 (rsqrt<mode>2): Use new function instead.
768 (sqrt<mode>2): New expansion and insn definitions.
769 * config/aarch64/aarch64.md: Likewise.
770 * config/aarch64/aarch64.opt
771 (mlow-precision-sqrt): Add new option description.
772 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
774 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
776 [AArch64] Add more choices for the reciprocal square root approximation
778 Allow a target to prefer such operation depending on the operation mode.
780 * config/aarch64/aarch64-protos.h
781 (AARCH64_APPROX_MODE): New macro.
782 (AARCH64_APPROX_{NONE,ALL}): Likewise.
783 (cpu_approx_modes): New structure.
784 (tune_params): New member "approx_modes".
785 * config/aarch64/aarch64-tuning-flags.def
786 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
787 * config/aarch64/aarch64.c
788 (generic_approx_modes): New core "cpu_approx_modes" structure.
789 (exynosm1_approx_modes): Likewise.
790 (xgene1_approx_modes): Likewise.
791 (generic_tunings): New member "approx_modes".
792 (cortexa35_tunings): Likewise.
793 (cortexa53_tunings): Likewise.
794 (cortexa57_tunings): Likewise.
795 (cortexa72_tunings): Likewise.
796 (exynosm1_tunings): Likewise.
797 (thunderx_tunings): Likewise.
798 (xgene1_tunings): Likewise.
799 (use_rsqrt_p): New argument for the mode and use new member from
801 (aarch64_builtin_reciprocal): Devise mode from builtin.
802 (aarch64_optab_supported_p): New argument for the mode.
803 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
805 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
807 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
808 RS6000_BTM_MODULO flag into the set of flags that are considered
809 to be part of the common configuration.
811 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
813 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
815 (vec_absdb): New macro for vector absolute difference unsigned
817 (vec_absdh): New macro for vector absolute difference unsigned
819 (vec_absdw): New macro for vector absolute difference unsigned word.
820 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
821 (vadu<mode>3): New insn.
822 (*p9_vadu<mode>3): New insn.
823 * config/rs6000/rs6000-builtin.def (vadub): New built-in
825 (vaduh): New built-in definition.
826 (vaduw): New built-in definition.
827 (vadu): New overloaded built-in definition.
828 (vadub): New overloaded built-in definition.
829 (vaduh): New overloaded built-in definition.
830 (vaduw): New overloaded built-in definition.
831 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
832 overloaded vector absolute difference unsigned functions.
833 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
834 the ISA 3.0 vector absolute difference unsigned built-in functions.
836 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
838 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
839 update shared_lookup_references only once after changing operands.
841 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
844 * tree-nested.c (convert_nonlocal_omp_clauses)
845 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
847 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
848 * tree.def (CASE_LABEL_EXPR): Likewise.
850 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
853 * input.c (test_builtins): Fix an assertion.
855 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
857 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
860 (isinf<mode>2): Ditto.
862 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
864 * ggc-tests.c (test_finalization): Only test need_finalization_p
865 for GCC_VERSION >= 4003.
867 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
869 * config/s390/vecintrin.h: Fix file description in comment.
871 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
873 * config/s390/s390-builtin-types.def: Change builtin type naming
874 scheme to match builtin-types.def.
876 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
878 * fold-const.c (optimize_minmax_comparison): Remove.
879 (fold_comparison): Remove call to the above.
880 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
883 2016-06-13 Alan Hayward <alan.hayward@arm.com>
885 PR tree-optimization/71416
886 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
889 2016-06-13 Martin Liska <mliska@suse.cz>
891 * predict.c (enum predictor_reason): Prefix enum with REASON_.
892 (combine_predictions_for_insn): Likewise.
893 (prune_predictions_for_bb): Likewise.
894 (combine_predictions_for_bb): Likewise.
896 2016-06-13 Richard Biener <rguenther@suse.de>
898 PR tree-optimization/71505
899 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
900 assert match comment.
902 2016-06-13 Marek Polacek <polacek@redhat.com>
905 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
906 gimplify_switch_expr.
907 (warn_switch_unreachable_r): New function.
909 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
912 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
915 2016-06-13 Richard Biener <rguenther@suse.de>
918 * fold-const.c (fold_unary_loc): Preserve alignment when
919 folding a VIEW_CONVERT_EXPR into a MEM_REF.
921 2016-06-13 Martin Liska <mliska@suse.cz>
924 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
925 w/ -fsanitize=bounds.
927 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
929 * config/i386/i386.c (ix86_init_builtins): Calculate
930 FLOAT128_FTYPE_CONST_STRING function type only once.
931 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
932 built-in functions are available for x86-32 and x86-64 targets.
934 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
937 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
939 (FLOAT128_FTYPE_CONST_STRING): New function type.
940 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
941 [IX86_BUILTIN_NANSQ]: Ditto.
942 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
943 (ix86_init_builtin_types): Declare const_string_type_node.
944 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
946 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
947 * doc/extend.texi (x86 Built-in Functions): Document
948 __builtin_nanq and __builtin_nansq.
950 2016-06-11 Jiong Wang <jiong.wang@arm.com>
953 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
954 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
955 length for pop patterns.
956 (arm_attr_length_push_multi): Update comments.
957 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
959 (*pop_multiple_with_writeback_and_return): Likewise.
960 (*pop_multiple_with_return): Likewise.
962 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
965 * fold-const.c (optimize_bit_field_compare): Don't try to use
966 word_mode unconditionally for reading the bit field, look at
967 DECL_BIT_FIELD_REPRESENTATIVE instead.
969 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
972 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
975 2016-06-10 Jakub Jelinek <jakub@redhat.com>
978 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
979 without LABEL_DECL, set *handled_ops_p to false instead of true.
981 2016-06-10 Martin Sebor <msebor@redhat.com>
984 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
985 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
986 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
988 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
989 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
990 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
991 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
992 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
993 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
994 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
995 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
997 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
999 * config/arm/arm.h (pool_vector_label,
1000 return_used_this_function): Remove.
1002 2016-06-10 Jeff Law <law@redhat.com>
1004 PR tree-optimization/71335
1005 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
1006 zero length paths here.
1007 (convert_and_register_jump_thread_path): Remove hacks related to
1008 duplicated blocks in the jump thread path.
1009 (fsm_find_control_statement_thread_paths): Avoid putting the same
1010 block on the thread path twice, but ensure the thread path is
1011 unchanged from the caller's point of view.
1013 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1015 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
1016 * predict.def (PRED_LOOP_BRANCH): Remove.
1018 2016-06-10 David Malcolm <dmalcolm@redhat.com>
1020 * Makefile.in (OBJS): Add ggc-tests.o.
1021 (GTFILES): Add ggc-tests.c.
1022 * ggc-tests.c: New file.
1023 * selftest-run-tests.c (selftest::run_tests): Call
1024 selftest::ggc_tests_c_tests.
1025 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
1027 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
1029 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
1031 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
1034 * varasm.c (place_block_symbol): Adjust alignment for asan protected
1035 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
1037 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1039 * profile.c: Include cfgloop.h.
1040 (branch_prob): Compute estimated number of iterations.
1041 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
1042 recompute estimate number of iterations from profile.
1044 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1047 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
1048 must be grouped on top of stack. Don't force early clobber
1049 on ordinary reg outputs.
1051 2016-06-10 Richard Biener <rguenther@suse.de>
1053 * targhooks.c (default_builtin_vectorization_cost): Adjust
1056 2016-06-10 Richard Biener <rguenther@suse.de>
1058 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
1059 to fold the RHS to a constant if possible.
1061 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1064 * tree-nested.c (convert_nonlocal_omp_clauses)
1065 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
1066 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
1067 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
1069 * gimplify.c (gimplify_adjust_omp_clauses): Discard
1071 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
1073 * omp-low.c (scan_sharing_clauses): Don't expect
1076 2016-06-10 Alan Hayward <alan.hayward@arm.com>
1078 PR tree-optimization/71407
1079 PR tree-optimization/71416
1080 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
1083 2016-06-10 Richard Biener <rguenther@suse.de>
1086 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
1088 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
1090 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
1092 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
1093 Jiong Wang <jiong.wang@arm.com>
1095 PR rtl-optimization/70751
1096 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
1097 spilled into memory.
1099 2016-06-09 Jonathan Yong <10walls@gmail.com>
1102 2015-09-21 Jonathan Yong <10walls@gmail.com>
1104 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
1105 sysroot/usr/lib/32api for additional win32 libraries,
1106 fixes failing Cygwin bootstrapping.
1108 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
1110 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
1113 2016-06-09 David Malcolm <dmalcolm@redhat.com>
1116 * pretty-print.c (pp_indent): Specify that %p is printed in a
1117 host-dependent manner.
1118 (test_pp_format): Remove the test for %p.
1120 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
1122 * config/mips/mips.c (mips_output_jump): Fix formatting.
1124 2016-06-09 Richard Biener <rguenther@suse.de>
1126 PR tree-optimization/71462
1127 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
1130 2016-06-09 Martin Liska <mliska@suse.cz>
1132 * predict.c (dump_prediction): Add new argument.
1133 (enum predictor_reason): New enum.
1134 (struct predictor_hash): New struct.
1135 (predictor_hash::hash): New function.
1136 (predictor_hash::equal): Likewise.
1137 (not_removed_prediction_p): New function.
1138 (prune_predictions_for_bb): Likewise.
1139 (combine_predictions_for_bb): Prune predictions.
1141 2016-06-09 Martin Liska <mliska@suse.cz>
1143 * predict.c (filter_predictions): New function.
1144 (remove_predictions_associated_with_edge): Use the filter
1146 (equal_edge_p): New function.
1148 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
1150 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
1151 Correct usage of @samp vs @option, add @samp where appropriate.
1152 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
1153 Add armv6s-m and document it, as it is no official ARM name.
1155 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1157 * ifcvt.c (struct noce_if_info): Add transform_name field.
1158 (noce_try_move): Set if_info->transform_name to the function name.
1159 (noce_try_ifelse_collapse): Likewise.
1160 (noce_try_store_flag): Likewise.
1161 (noce_try_inverse_constants): Likewise.
1162 (noce_try_store_flag_constants): Likewise.
1163 (noce_try_addcc): Likewise.
1164 (noce_try_store_flag_mask): Likewise.
1165 (noce_try_cmove): Likewise.
1166 (noce_try_cmove_arith): Likewise.
1167 (noce_try_minmax): Likewise.
1168 (noce_try_abs): Likewise.
1169 (noce_try_sign_mask): Likewise.
1170 (noce_try_bitop): Likewise.
1171 (noce_convert_multiple_sets): Likewise.
1172 (noce_process_if_block): Print if_info->transform_name to
1173 dump_file if transformation succeeded.
1175 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1177 * config/arm/cortex-a57.md (cortex_a57_alu):
1180 2016-06-08 Martin Sebor <msebor@redhat.com>
1181 Jakub Jelinek <jakub@redhat.com>
1185 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1186 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1187 * builtins.c: Include gimple-fold.h.
1188 (fold_builtin_arith_overflow): Handle
1189 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1190 (fold_builtin_3): Likewise.
1191 * doc/extend.texi (Integer Overflow Builtins): Document
1192 __builtin_{add,sub,mul}_overflow_p.
1194 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1196 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1197 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1199 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1201 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1202 Rewrite, looking one level down for records and arrays.
1204 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1206 * pretty-print.c: Include "selftest.h".
1207 (pp_format): Fix comment.
1208 (identifier_to_locale): Likewise.
1209 (selftest::test_basic_printing): New function.
1210 (selftest::assert_pp_format): New function.
1211 (selftest::test_pp_format): New function.
1212 (selftest::pretty_print_c_tests): New function.
1213 * selftest-run-tests.c (selftest::run_tests): Call
1214 selftest::pretty_print_c_tests.
1215 * selftest.h (pretty_print_c_tests): New declaration.
1217 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1219 * invoke.texi (max-loop-headers-insns): Document.
1220 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1221 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1222 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1224 2016-06-08 Richard Biener <rguenther@suse.de>
1226 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1227 on strided SLP loads and fall back to scalar loads in case
1228 we can't chunk them.
1230 2016-06-08 Richard Biener <rguenther@suse.de>
1232 PR tree-optimization/71452
1233 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1234 type used for the SSA rewrite has enough precision to cover
1235 the dynamic type of the location.
1237 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1238 Richard Biener <rguenther@suse.de>
1241 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1242 the same as DECL_P (base0) for indirect_base0. Use equality_code
1243 in one further place.
1245 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1247 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1248 to one word if the field is known to overlap other words.
1249 (extract_bit_field_1): Likewise.
1250 (store_split_bit_field): Remove compensating code.
1251 (extract_split_bit_field): Likewise.
1253 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1257 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1259 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1261 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1263 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1264 (arch64_addpv4sf): Delete.
1265 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1266 "gen_aarch64_addpv4sf".
1267 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1269 (vpadds_f32): Likewise.
1270 (vpaddq_f32): Likewise.
1271 (vpaddq_f64): Likewise.
1273 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1275 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1277 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1278 to VALLF. Rename to "fabd<mode>3".
1279 "*fabd_scalar<mode>3): Delete.
1280 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1282 (vabdd_f64): Likewise.
1283 (vabd_f32): Likewise.
1284 (vabd_f64): Likewise.
1285 (vabdq_f32): Likewise.
1286 (vabdq_f64): Likewise.
1288 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1290 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1292 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1293 "aarch64_rsqrts<mode>".
1294 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1295 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1297 (vrsqrtsd_f64): Likewise.
1298 (vrsqrts_f32): Likewise.
1299 (vrsqrts_f64): Likewise.
1300 (vrsqrtsq_f32): Likewise.
1301 (vrsqrtsq_f64): Likewise.
1303 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1305 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1307 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1308 "aarch64_rsqrte<mode>".
1309 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1310 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1312 (vrsqrted_f64): Likewise.
1313 (vrsqrte_f32): Likewise.
1314 (vrsqrte_f64): Likewise.
1315 (vrsqrteq_f32): Likewise.
1316 (vrsqrteq_f64): Likewise.
1318 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1320 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1324 * config/aarch64/aarch64-simd.md
1325 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1326 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1327 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1329 (vcvt_n_f32_u32): Likewise.
1330 (vcvt_n_s32_f32): Likewise.
1331 (vcvt_n_u32_f32): Likewise.
1332 (vcvtq_n_f32_s32): Likewise.
1333 (vcvtq_n_f32_u32): Likewise.
1334 (vcvtq_n_f64_s64): Likewise.
1335 (vcvtq_n_f64_u64): Likewise.
1336 (vcvtq_n_s32_f32): Likewise.
1337 (vcvtq_n_s64_f64): Likewise.
1338 (vcvtq_n_u32_f32): Likewise.
1339 (vcvtq_n_u64_f64): Likewise.
1340 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1341 (VSDQ_SDI): Likewise.
1342 (fcvt_target): Support V4DI, V4SI and V2SI.
1343 (FCVT_TARGET): Likewise.
1345 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1347 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1348 (TYPES_BINOP_SUS): Likewise.
1349 (aarch64_simd_builtin_data): Update include file name.
1350 (aarch64_builtins): Likewise.
1351 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1352 for conversion between scalar float-point and fixed-point.
1356 * config/aarch64/aarch64.md
1357 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1358 pattern for conversion between scalar float to fixed-pointer.
1359 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1360 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1361 (UNSPEC_FCVTZU): Likewise.
1362 (UNSPEC_SCVTF): Likewise.
1363 (UNSPEC_UCVTF): Likewise.
1364 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1366 (vcvtd_n_f64_u64): Likewise.
1367 (vcvtd_n_s64_f64): Likewise.
1368 (vcvtd_n_u64_f64): Likewise.
1369 (vcvtd_n_f32_s32): Likewise.
1370 (vcvts_n_f32_u32): Likewise.
1371 (vcvtd_n_s32_f32): Likewise.
1372 (vcvts_n_u32_f32): Likewise.
1373 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1375 (FCVT_TARGET): Likewise.
1376 (FCVT_FIXED2F): New iterator.
1377 (FCVT_F2FIXED): Likewise.
1378 (fcvt_fixed_insn): New define_int_attr.
1380 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1382 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1383 some statements was removed.
1385 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1387 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1388 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1389 (vect_can_advance_ivs_p): likewise.
1390 (vect_update_ivs_after_vectorizer): likewise.
1391 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1392 (vect_analyze_scalar_cycles_1): likewise.
1393 (vect_analyze_loop_operations): likewise.
1394 (report_vect_op): likewise.
1395 (vect_is_slp_reduction): likewise.
1396 (vect_is_simple_reduction): likewise.
1397 (get_initial_def_for_induction): likewise.
1398 (vect_transform_loop): likewise.
1399 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1400 (vect_recog_sad_pattern): likewise.
1401 (vect_recog_widen_sum_pattern): likewise.
1402 (vect_recog_widening_pattern): likewise.
1403 (vect_recog_divmod_pattern): likewise.
1404 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1405 (vect_analyze_slp_instance): likewise.
1406 (vect_transform_slp_perm_load): likewise.
1407 (vect_schedule_slp_instance): likewise.
1409 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1411 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1412 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1413 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1414 (PRED_LOOP_BRANCH): Document predictor as broken.
1415 (PRED_LOOP_EXIT): Change hitrate 91->92.
1416 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1417 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1418 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1419 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1420 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1421 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1422 (PRED_CALL): Chane hitrate 71->67.
1423 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1424 (PRED_GOTO): Document as unused right now.
1425 (PRED_CONST_RETURN): Change hitrate 67->69
1426 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1427 (PRED_NULL_RETURN): Change hitrate 91->90.
1428 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1429 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1430 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1432 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1434 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1435 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1436 special case Altivec builtin.
1437 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1438 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1439 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1440 code for ALTIVEC_BUILTIN_VEC_MUL.
1441 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1442 for __builtin_vec_mul.
1444 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1446 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1449 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1451 * spellcheck.c (selftest::test_find_closest_string): New function.
1452 (spellcheck_c_tests): Call the above.
1454 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1456 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1458 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1460 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1461 Yv=Yv,C alternatives.
1463 2016-06-07 Richard Biener <rguenther@suse.de>
1466 * common.opt (ffast-math): Make Optimization.
1468 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1469 Prachi Godbole <prachi.godbole@imgtec.com>
1471 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1472 `fabs' and `fneg' type attributes.
1473 (p5600_fpu_fabs): Add `fmove' to the comment.
1475 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1477 * gimple.c: Include builtins.h
1478 (gimple_inexpensive_call_p): New function.
1479 * gimple.h (gimple_inexpensive_call_p): Declare.
1480 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1481 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1484 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1486 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1487 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1488 warning_at_rich_loc, warning_n, pedwarn, permerror,
1489 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1490 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1493 2016-06-07 Richard Biener <rguenther@suse.de>
1495 PR tree-optimization/71428
1496 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1497 BIT_FIELD_REF op vs. load.
1499 2016-06-07 Richard Biener <rguenther@suse.de>
1502 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1505 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1507 * config/pa/pa.md (call): Generate indirect long calls to non-local
1508 functions on TARGET_64BIT.
1509 (call_value): Likewise.
1511 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1513 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1514 pattern and subsequent splitters.
1515 (call_val_reg_64bit_post_reload): Likewise.
1517 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1520 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1521 propagate_op_to_single_use.
1523 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1526 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1528 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1530 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1531 (enum x86_dirflag_state): New enum.
1532 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1533 (machine_function): Remove needs_cld.
1534 (ix86_current_function_needs_cld): Remove.
1535 * config/i386/i386.c (ix86_set_func_type): Set
1536 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1537 (ix86_expand_prologue): Do not emit CLD here.
1538 (ix86_dirflag_mode_needed): New function.
1539 (ix86_dirflag_mode_entry): Ditto.
1540 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1541 (ix86_mode_after): Ditto.
1542 (ix86_mode_entry): Ditto.
1543 (ix86_mode_exit): Ditto.
1544 (ix86_emit_mode_set): Ditto.
1545 * config/i386/i386.md (strmov_singleop): Set
1546 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1547 Do not set ix86_current_function_needs_cld.
1549 (strset_singleop): Ditto.
1551 (cmpstrnqi_nz_1): Ditto.
1552 (cmpstrnqi_1): Ditto.
1553 (strlenqi_1): Ditto.
1555 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1557 PR tree-optimization/71259
1558 * tree-vect-slp.c (vect_get_constant_vectors): For
1559 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1560 one for constant op, and use COND_EXPR for non-constant.
1562 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1564 * Makefile.in (OBJS): Add function-tests.o,
1565 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1566 selftest-run-tests.o.
1567 (OBJS-libcommon): Add selftest.o.
1568 (OBJS-libcommon-target): Add selftest.o.
1569 (all.internal): Add "selftest".
1570 (all.cross): Likewise.
1571 (selftest): New phony target.
1572 (s-selftest): New target.
1573 (selftest-gdb): New phony target.
1574 (COLLECT2_OBJS): Add selftest.o.
1575 * bitmap.c: Include "selftest.h".
1576 (selftest::test_gc_alloc): New function.
1577 (selftest::test_set_range): New function.
1578 (selftest::test_clear_bit_in_middle): New function.
1579 (selftest::test_copying): New function.
1580 (selftest::test_bitmap_single_bit_set_p): New function.
1581 (selftest::bitmap_c_tests): New function.
1582 * common.opt (fself-test): New.
1583 * diagnostic-show-locus.c: Include "selftest.h".
1584 (make_range): New function.
1585 (test_range_contains_point_for_single_point): New function.
1586 (test_range_contains_point_for_single_line): New function.
1587 (test_range_contains_point_for_multiple_lines): New function.
1588 (assert_eq): New function.
1589 (test_get_line_width_without_trailing_whitespace): New function.
1590 (selftest::diagnostic_show_locus_c_tests): New function.
1591 * et-forest.c: Include "selftest.h".
1592 (selftest::test_single_node): New function.
1593 (selftest::test_simple_tree): New function.
1594 (selftest::test_disconnected_nodes): New function.
1595 (selftest::et_forest_c_tests): New function.
1596 * fold-const.c: Include "selftest.h".
1597 (selftest::assert_binop_folds_to_const): New function.
1598 (selftest::assert_binop_folds_to_nonlvalue): New function.
1599 (selftest::test_arithmetic_folding): New function.
1600 (selftest::fold_const_c_tests): New function.
1601 * function-tests.c: New file.
1602 * gimple.c: Include "selftest.h".
1603 Include "gimple-pretty-print.h".
1604 (selftest::verify_gimple_pp): New function.
1605 (selftest::test_assign_single): New function.
1606 (selftest::test_assign_binop): New function.
1607 (selftest::test_nop_stmt): New function.
1608 (selftest::test_return_stmt): New function.
1609 (selftest::test_return_without_value): New function.
1610 (selftest::gimple_c_tests): New function.
1611 * hash-map-tests.c: New file.
1612 * hash-set-tests.c: New file.
1613 * input.c: Include "selftest.h".
1614 (selftest::assert_loceq): New function.
1615 (selftest::test_accessing_ordinary_linemaps): New function.
1616 (selftest::test_unknown_location): New function.
1617 (selftest::test_builtins): New function.
1618 (selftest::test_reading_source_line): New function.
1619 (selftest::input_c_tests): New function.
1620 * rtl-tests.c: New file.
1621 * selftest-run-tests.c: New file.
1622 * selftest.c: New file.
1623 * selftest.h: New file.
1624 * spellcheck.c: Include "selftest.h".
1625 (selftest::levenshtein_distance_unit_test_oneway): New function,
1626 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1627 (selftest::levenshtein_distance_unit_test): Likewise.
1628 (selftest::spellcheck_c_tests): Likewise.
1629 * toplev.c: Include selftest.h.
1630 (toplev::run_self_tests): New.
1631 (toplev::main): Handle -fself-test.
1632 * toplev.h (toplev::run_self_tests): New.
1633 * tree.c: Include "selftest.h".
1634 (selftest::test_integer_constants): New function.
1635 (selftest::test_identifiers): New function.
1636 (selftest::test_labels): New function.
1637 (selftest::tree_c_tests): New function.
1638 * tree-cfg.c: Include "selftest.h".
1639 (selftest::push_fndecl): New function.
1640 (selftest::test_linear_chain): New function.
1641 (selftest::test_diamond): New function.
1642 (selftest::test_fully_connected): New function.
1643 (selftest::tree_cfg_c_tests): New function.
1644 * vec.c: Include "selftest.h".
1645 (selftest::safe_push_range): New function.
1646 (selftest::test_quick_push): New function.
1647 (selftest::test_safe_push): New function.
1648 (selftest::test_truncate): New function.
1649 (selftest::test_safe_grow_cleared): New function.
1650 (selftest::test_pop): New function.
1651 (selftest::test_safe_insert): New function.
1652 (selftest::test_ordered_remove): New function.
1653 (selftest::test_unordered_remove): New function.
1654 (selftest::test_block_remove): New function.
1655 (selftest::reverse_cmp): New function.
1656 (selftest::test_qsort): New function.
1657 (selftest::vec_c_tests): New function.c.
1658 * wide-int.cc: Include selftest.h and wide-int-print.h.
1659 (selftest::from_int <wide_int>): New function.
1660 (selftest::from_int <offset_int>): New function.
1661 (selftest::from_int <widest_int>): New function.
1662 (selftest::assert_deceq): New function.
1663 (selftest::assert_hexeq): New function.
1664 (selftest::test_printing <VALUE_TYPE>): New function template.
1665 (selftest::test_ops <VALUE_TYPE>): New function template.
1666 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1667 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1669 (selftest::wide_int_cc_tests): New function.
1671 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1674 * ifcvt.c (noce_try_ifelse_collapse): New function.
1676 (noce_process_if_block): Call noce_try_ifelse_collapse.
1677 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1678 (simplify_ternary_operation): Use the above to simplify
1679 conditional CLZ/CTZ expressions.
1681 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1684 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1685 define_insn_and_split.
1687 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1690 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1692 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1695 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1696 Implicitly clobber memory for basic asm with non-empty assembler
1697 string. Use targetm.md_asm_adjust also here.
1698 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1699 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
1700 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
1701 non-empty assembler string.
1702 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
1703 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
1704 (decode_asm_operands): Handle basic asm in PARALLEL block.
1705 (extract_insn): Handle basic asm in PARALLEL block.
1706 * doc/extend.texi: Mention new behavior of basic asm.
1707 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
1708 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
1709 branch_needs_nop_p): Use asm_noperands.
1711 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1713 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
1714 Include the M7 SPARC DFA scheduler.
1715 New attribute v3pipe.
1716 Annotate insns with v3pipe where appropriate.
1717 Define cpu_feature vis4.
1718 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
1719 Add (V8QI "8") to vbits.
1720 Add insns {add,sub}v8qi3
1721 Add insns ss{add,sub}v8qi3
1722 Add insns us{add,sub}{v8qi,v4hi}3
1723 Add insns {min,max}{v8qi,v4hi,v2si}3
1724 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
1725 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
1726 * config/sparc/niagara4.md: Add a comment explaining the
1727 discrepancy between the documented latenty numbers and the
1729 * config/sparc/niagara7.md: New file.
1730 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
1731 supports SPARC5 and VIS 4.0 instructions.
1732 * configure: Regenerate.
1733 * config.in: Likewise.
1734 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
1735 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
1736 TARGET_CPU_niagara7.
1737 (ASM_CPU64_DEFAULT_SPEC): Likewise.
1738 (CPP_CPU_SPEC): Handle niagara7.
1739 (ASM_CPU_SPEC): Likewise.
1740 * config/sparc/sparc-opts.h (processor_type): Add
1742 (mvis4): New option.
1743 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
1744 (AS_NIAGARA7_FLAG): Define.
1745 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
1746 (CPP_CPU64_DEFAULT_SPEC): Likewise.
1747 (CPP_CPU_SPEC): Handle niagara7.
1748 (ASM_CPU_SPEC): Likewise.
1749 * config/sparc/sparc.c (niagara7_costs): Define.
1750 (sparc_option_override): Handle niagara7 and adjust cache-related
1751 parameters with better values for niagara cpus. Also support VIS4.
1752 (sparc32_initialize_trampoline): Likewise.
1753 (sparc_use_sched_lookahead): Likewise.
1754 (sparc_issue_rate): Likewise.
1755 (sparc_register_move_cost): Likewise.
1756 (dump_target_flag_bits): Support VIS4.
1757 (sparc_vis_init_builtins): Likewise.
1758 (sparc_builtins): Likewise.
1759 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
1761 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
1763 * config/sparc/sparc.opt (sparc_processor_type): New value
1765 * config/sparc/visintrin.h (__attribute__): Prototypes for the
1767 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
1769 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
1772 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
1774 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
1776 2016-06-06 Richard Biener <rguenther@suse.de>
1778 PR tree-optimization/71398
1779 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
1782 2016-06-05 James Bowman <james.bowman@ftdichip.com>
1784 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
1785 ft32_expand_prolog, ft32_expand_epilogue):
1786 Handle pretend_args.
1787 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
1788 * config/ft32/ft32.md: Add pretend_returner.
1790 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
1793 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1794 Copy op1 RTX to avoid invalid sharing.
1795 (ix86_expand_vector_move_misalign): Ditto.
1797 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
1799 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
1802 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1804 * predict.c (predicted_by_loop_heuristics_p): New function.
1805 (predict_iv_comparison): Use it.
1806 (predict_loops): Walk from innermost loops; do not predict edges
1807 leaving multiple loops multiple times; implement
1808 PRED_LOOP_ITERATIONS_MAX heuristics.
1809 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
1811 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1813 * cfg.c (check_bb_profile): Do not report mismatched profiles when
1814 only edges out of BB are EH edges.
1816 2016-06-04 Martin Sebor <msebor@redhat.com>
1817 Marcin Baczyński <marbacz@gmail.com>
1820 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
1821 a void expression in a void function.
1823 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1825 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
1826 aux; dump reasons of decisions.
1827 (should_duplicate_loop_header_p): Likewise.
1828 (do_while_loop_p): Likewise.
1829 (ch_base::copy_headers): Dump asi num insns duplicated.
1831 2016-06-04 Jakub Jelinek <jakub@redhat.com>
1833 PR tree-optimization/71405
1834 * tree-ssa.c (execute_update_addresses_taken): For clobber with
1835 incompatible type, build a new clobber with the right type instead
1836 of building a VIEW_CONVERT_EXPR around it.
1838 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1840 PR tree-optimization/52171
1841 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
1842 by_pieces_ninsns instead of move_by_pieces_ninsns.
1844 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1846 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
1847 for reg+reg addressing mode.
1849 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1851 * rs6000-c.c (c/c-tree.h): Add #include.
1852 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
1853 in C++ when found in the base position of vec_ld or vec_st.
1855 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1857 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
1858 use of profile unless profile status is PROFILE_READ.
1859 * profile.c (compute_branch_probabilities): Set profile status
1860 only after reporting predictor hitrates.
1862 2016-06-03 Joseph Myers <joseph@codesourcery.com>
1866 * common.opt (ffp-int-builtin-inexact): New option.
1867 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
1868 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
1869 (ceil@var{m}2): Document dependence on this option.
1870 * ipa-inline-transform.c (inline_call): Handle
1871 flag_fp_int_builtin_inexact.
1872 * ipa-inline.c (can_inline_edge_p): Likewise.
1873 * config/i386/i386.md (rintxf2): Do not test
1874 flag_unsafe_math_optimizations.
1875 (rint<mode>2_frndint): New define_insn.
1876 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
1877 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
1878 for 387 instead of extending and truncating.
1879 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
1880 !flag_trapping_math instead of flag_unsafe_math_optimizations.
1881 Change to frndint<mode>2_<rounding>.
1882 (frndintxf2_<rounding>_i387): Likewise. Change to
1883 frndint<mode>2_<rounding>_i387.
1884 (<rounding_insn>xf2): Likewise.
1885 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
1886 !flag_trapping_math instead of flag_unsafe_math_optimizations for
1887 x87. Test TARGET_ROUND || !flag_trapping_math ||
1888 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
1889 SSE. Use ROUND_NO_EXC in constant operand of
1890 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
1891 for 387 instead of extending and truncating.
1893 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
1894 Julia Koval <julia.koval@intel.com>
1906 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
1907 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
1908 all registers, except for function return registers if there are
1909 no caller-saved registers.
1910 (ix86_set_func_type): New function.
1911 (ix86_set_current_function): Call ix86_set_func_type to set
1912 no_caller_saved_registers and func_type. Call reinit_regs if
1913 caller-saved registers are changed. Don't allow MPX, SSE, MMX
1914 nor x87 instructions in interrupt handler nor function with
1915 no_caller_saved_registers attribute.
1916 (ix86_function_ok_for_sibcall): Return false if there are no
1917 caller-saved registers.
1918 (type_natural_mode): Don't warn ABI change for MMX in interrupt
1920 (ix86_function_arg_advance): Skip for callee in interrupt handler.
1921 (ix86_function_arg): Return special arguments in interrupt handler.
1922 (ix86_promote_function_mode): Promote pointer to word_mode only
1923 for normal functions.
1924 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
1926 (ix86_epilogue_uses): New function.
1927 (ix86_hard_regno_scratch_ok): Likewise.
1928 (ix86_save_reg): Preserve all registers in interrupt handler
1929 after reload. Preserve all registers, except for function return
1930 registers, if there are no caller-saved registers after reload.
1931 (find_drap_reg): Always use callee-saved register if there are
1932 no caller-saved registers.
1933 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
1934 for interrupt handler.
1935 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
1936 Emit cld instruction if stringops are used in interrupt handler
1937 or interrupt handler isn't a leaf function.
1938 (ix86_expand_epilogue): Generate interrupt return for interrupt
1939 handler and pop the 'ERROR_CODE' off the stack before interrupt
1940 return in exception handler.
1941 (ix86_expand_call): Disallow calling interrupt handler directly.
1942 If there are no caller-saved registers, mark all registers that
1943 are clobbered by the call which returns as clobbered.
1944 (ix86_handle_no_caller_saved_registers_attribute): New function.
1945 (ix86_handle_interrupt_attribute): Likewise.
1946 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
1948 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
1949 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
1950 accumulation in interrupt function if stack may be realigned to
1952 (EPILOGUE_USES): New.
1953 (function_type): New enum.
1954 (machine_function): Add func_type and no_caller_saved_registers.
1955 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
1956 (interrupt_return): New pattern.
1957 * doc/extend.texi: Document x86 interrupt and
1958 no_caller_saved_registers attributes.
1960 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
1962 PR tree-optimization/52171
1963 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
1964 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
1965 Look for constant strings. Move some code to emit_block_cmp_hints
1967 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
1968 * defaults.h (COMPARE_MAX_PIECES): New macro.
1969 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
1970 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
1971 (clear_by_pieces_1): Don't declare. Move definition before use.
1972 (can_do_by_pieces): New static function.
1973 (can_move_by_pieces): Use it. Return bool.
1974 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
1975 OP. All callers changed. Handle COMPARE_BY_PIECES.
1976 (class pieces_addr); New.
1977 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
1978 pieces_addr::adjust, pieces_addr::increment_address,
1979 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
1981 (class op_by_pieces_d): New.
1982 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
1984 (class move_by_pieces_d, class compare_by_pieces_d,
1985 class store_by_pieces_d): New subclasses of op_by_pieces_d.
1986 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
1987 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
1988 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
1989 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
1990 compare_by_pieces_d::finish_mode): New member functions.
1991 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
1993 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
1994 (emit_block_cmp_hints): New function.
1995 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
1996 use the newly defined classes.
1997 * expr.h (by_pieces_constfn): New typedef.
1998 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
1999 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
2000 (move_by_pieces_ninsns): Don't declare.
2001 (can_move_by_pieces): Change return value to bool.
2002 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
2003 (compare_by_pieces_branch_ratio): New hook.
2004 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
2005 (by_pieces_ninsns): Declare.
2006 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
2008 (default_compare_by_pieces_branch_ratio): New function.
2009 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
2010 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
2011 * doc/tm.texi: Regenerate.
2012 * tree-ssa-strlen.c: Include "builtins.h".
2013 (handle_builtin_memcmp): New static function.
2014 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
2015 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
2017 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2019 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
2020 relevant stmts which are simple and invariant.
2021 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
2022 instead of simple and invariant
2024 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2026 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
2027 (vectorizable_reduction): Check for new relevant state.
2028 (vectorizable_live_operation): vectorize live stmts using
2029 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
2030 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
2031 (vect_stmt_relevant_p): Check for stmts which are only used live.
2032 (process_use): Use of a stmt does not inherit it's live value.
2033 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
2034 (vect_analyze_stmt): Check for new relevant state.
2035 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
2036 outside the loop, but not inside it.
2038 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2040 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
2041 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
2042 (vect_get_vec_def_for_operand): Split out code.
2044 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
2046 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
2048 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2050 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
2052 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2054 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
2056 2016-06-03 Jakub Jelinek <jakub@redhat.com>
2059 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
2060 to noreturn e->callee->decl that has void return type and void
2061 arguments, adjust gimple_call_fntype and remove lhs even if it had
2062 previously addressable type.
2064 2016-06-02 Jeff Law <law@redhat.com>
2066 PR tree-optimization/71328
2067 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
2068 error when checking for a jump back onto the copied path.
2070 2016-06-02 David Malcolm <dmalcolm@redhat.com>
2072 * config/microblaze/microblaze.c (get_branch_target): Add return
2073 NULL_RTX for the non-CALL_P case.
2074 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
2075 (insert_wic): Remove unused local "j".
2077 2016-06-02 Martin Liska <mliska@suse.cz>
2079 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
2081 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
2082 Julia Koval <julia.koval@intel.com>
2084 * function.c (assign_parm_setup_stack): Force source into a
2086 * target.def (function_incoming_arg): Update documentation to
2087 allow arbitrary address computation based on hard register.
2088 * doc/tm.texi: Regenerated.
2090 2016-06-02 Martin Liska <mliska@suse.cz>
2092 * predict.c (combine_predictions_for_bb): Fix first match in
2093 cases where a first predictor contains more than one occurence
2094 in list of predictors. Take the best value in such case.
2096 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2098 PR rtl-optimization/71295
2099 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
2100 offset would go over the size of the inner mode reject it.
2102 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2104 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
2105 x=x,x and v=v,m instead of x=x,m.
2107 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
2108 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
2109 alternative to v=rm,C.
2111 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
2112 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
2113 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
2114 instead of vex for the last two above mentioned alternatives.
2116 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2119 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
2121 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
2123 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
2125 2016-06-01 David Malcolm <dmalcolm@redhat.com>
2127 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
2128 from int to unsigned.
2130 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2132 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
2133 alternatives, eliminating preferred register class. Add support
2134 for the MTVSRDD instruction in ISA 3.0.
2135 (vsx_splat_v4si_internal): Use splat_input_operand instead of
2136 reg_or_indexed_operand.
2137 (vsx_splat_v4sf_internal): Likewise.
2139 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2142 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2143 for loading up all 0's or all 1's.
2145 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
2147 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2149 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
2151 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
2153 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2154 * gcc.c (set_source_date_epoch_envvar): New function, sets
2155 the SOURCE_DATE_EPOCH environment variable to the current time.
2157 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2159 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2160 the factor for live Phi nodes.
2162 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2164 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2165 * tree-parloops.c (parallelize_loops): likewise.
2166 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2167 tree_unswitch_outer_loop): likewise.
2169 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2172 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2173 around creation of the temporary.
2175 2016-06-01 Richard Biener <rguenther@suse.de>
2177 PR tree-optimization/71366
2178 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2179 (unloop_loops): Move removing edges here ...
2180 (try_unroll_loop_completely): ... from here.
2181 (try_peel_loop): ... and here.
2182 (tree_unroll_loops_completely_1): Track parent loops via
2183 bitmap of header BBs.
2184 (tree_unroll_loops_completely): Adjust for that.
2186 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2188 * config/rs6000/altivec.h (vec_slv): New macro.
2189 (vec_srv): New macro.
2190 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2191 (UNSPEC_VSRV): New value.
2194 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2195 (vsrv): New builtin definition.
2196 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2197 define argument types for new builtin.
2198 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2200 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2203 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2204 Jocelyn Mayer <l_indien@magic.fr>
2207 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2208 detect processor family for signature_CENTAUR_ebx.
2209 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2210 signature_CENTAUR_ebx.
2211 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2212 <default>: Pass x86-64 for has_longmode.
2214 2016-06-01 Nathan Sidwell <nathan@acm.org>
2216 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2219 2016-06-01 Richard Biener <rguenther@suse.de>
2221 PR tree-optimization/71261
2222 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2223 of stmts successfully put in the bool pattern. Remove
2224 single-use restriction.
2225 (adjust_bool_pattern_cast): Add cast at the use site via the
2226 pattern def sequence.
2227 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2228 of patterned defs. Use the pattern def seqence instead of
2229 multiple independent patterns.
2230 (sort_after_uid): New qsort compare function.
2231 (adjust_bool_stmts): New function to process stmts in the bool
2232 pattern in IL order.
2233 (vect_recog_bool_pattern): Adjust.
2234 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2235 (ifcvt_walk_pattern_tree): Likewise.
2236 (stmt_is_root_of_bool_pattern): Likewise.
2237 (ifcvt_repair_bool_pattern): Likewise.
2238 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2240 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2242 * loop-unroll.c (decide_unroll_constant_iterations,
2243 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2244 likely upper bounds.
2245 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2247 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2249 * tree-core.h (enum omp_clause_code): Remove
2250 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2252 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2254 * config/arm/sync.md (arm_store_exclusive<mode>):
2255 Use 'H' output modifier on operands[2] rather than creating a new
2256 entry in out-of-bounds memory of the operands array.
2257 (arm_store_release_exclusivedi): Likewise.
2259 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2261 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2262 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2263 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2264 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2266 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2268 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2269 into account live statements for mask producers.
2271 2016-06-01 Richard Biener <rguenther@suse.de>
2273 PR tree-optimization/71311
2274 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2275 restrict to non-INTEGER_CST @0.
2277 2016-06-01 Richard Biener <rguenther@suse.de>
2279 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2280 (relational patterns): Use :c to avoid pattern duplications.
2282 2016-06-01 Richard Biener <rguenther@suse.de>
2284 * genmatch.c (comparison_code_p): New predicate.
2285 (swap_tree_comparison): New function.
2286 (commutate): Add for_vec parameter to append new for entries.
2287 Support commutating relational operators by swapping it alongside
2289 (lower_commutative): Adjust.
2290 (dt_simplify::gen): Do not pass artificial operators to gen
2292 (decision_tree::gen): Do not add artificial operators as parameters.
2293 (parser::parse_expr): Verify operator commutativity when :c is
2294 applied. Allow :C to override this.
2295 * match.pd: Adjust patterns to use :C instead of :c where required.
2297 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2299 PR tree-optimization/71077
2300 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2301 the combining step, use boolean_false_node and boolean_true_node
2302 as the designated false/true return values.
2304 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2306 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2307 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2308 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2311 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2313 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2314 of flags impliying the register renaming.
2315 * toplev.c (process_options): Do not imply flag_rename_registers with
2318 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2320 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2321 default implementation.
2323 2016-05-31 Nathan Sidwell <nathan@acm.org>
2325 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2327 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2329 * config/sh/constraints.md (b): Remove constraint.
2330 * config/sh/predicates.md (arith_reg_operand): Remove
2332 * config/sh/sh-modes.def (PDI): Remove.
2333 * config/sh/sh.c (sh_target_reg_class,
2334 sh_optimize_target_register_callee_saved): Remove functions.
2335 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2336 (sh_expand_epilogue): Update comment.
2337 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2338 sh_secondary_reload): Remove TARGET_REGS related code.
2339 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2340 TARGET_REGISTER_P): Remove macros.
2341 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2342 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2343 TR1_REG, TR2_REG): Remove constants.
2344 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2346 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2348 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2349 define_expand patterns.
2350 (adddi3_compact): Rename to adddi3.
2351 (subdi3_compact): Rename to subdi3.
2352 (*negdi2): Rename to negdi2.
2353 (*abs<mode>2): Rename to abs<mode>2.
2355 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2357 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2358 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2359 (atomic_sub_fetchsi): ... this new pattern.
2360 (mvtc): Add CC_REG clobber.
2362 2016-05-31 Marek Polacek <polacek@redhat.com>
2364 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2366 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2368 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2369 aarch64_fusion_enabled_p to check for fusion capabilities.
2371 2016-05-31 Richard Biener <rguenther@suse.de>
2373 PR tree-optimization/71352
2374 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2375 minus one and a negate.
2377 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2379 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2380 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2382 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2383 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2384 Remove use of aarch64_simd_attr_length_move, set length attribute
2386 (*aarch64_be_movoi): Likewise.
2387 (*aarch64_be_movci): Likewise.
2388 (*aarch64_be_movxi): Likewise.
2390 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2392 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2393 It no longer does that.
2394 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2396 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2398 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2399 attribute __unused__.
2401 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2403 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2404 * config/arm/arm.c (arm_arch_thumb1): Define.
2405 (arm_option_override): Initialize arm_arch_thumb1.
2406 * config/arm/arm.h (arm_arch_thumb1): Declare.
2407 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2408 support Thumb-1 ISA.
2410 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2413 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2414 `Yv' for scalar operand.
2416 2016-05-31 Tom de Vries <tom@codesourcery.com>
2418 PR tree-optimization/69068
2419 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2420 phis with more than two args.
2422 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2424 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2425 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2428 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2430 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2432 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2434 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2435 cpu_32, cpu_64, tune_32 and tune_64.
2436 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2438 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2440 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2442 2016-05-30 Andi Kleen <ak@linux.intel.com>
2444 * auto-profile.c (read_profile): Replace asserts with errors
2445 when file does not exist.
2446 * gcov-io.c (gcov_read_words): Dito.
2448 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2450 * tree-cfg.c (print_loop): Print likely upper bounds.
2452 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2454 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2455 * opts.c (default_options): Enable peel loops at -O3.
2456 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2457 (try_peel_loop): Do not re-peel already peeled loops;
2458 use likely upper bounds; fix profile updating.
2459 (pass_complete_unroll::execute): Initialize peeled_loops.
2461 2016-05-30 Martin Liska <mliska@suse.cz>
2463 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2464 computed costs by frequency of BB they belong to.
2465 (get_scaled_computation_cost_at): New function.
2467 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2468 Marc Glisse <marc.glisse@inria.fr>
2470 PR tree-optimization/71289
2471 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2473 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2475 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2477 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2479 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2480 for peeled copies; avoid underflow when updating estimates; correctly
2483 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2485 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2486 r236875. Corrected oe3 to oe2 as obvious.
2488 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2492 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2493 that inserted stmt will not dominate stmts that defines its operand.
2494 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2495 (rewrite_expr_tree_parallel): Likewise.
2497 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2500 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2501 all fields including stmt_to_insert are swapped.
2503 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2505 * predict.h (force_edge_cold): Declare.
2506 * predict.c (force_edge_cold): New function.
2507 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2509 (canonicalize_loop_induction_variables): Fix formating.
2511 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2513 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2514 (visium_expand_copysign): Use gen_int_mode directly.
2515 (visium_compute_frame_size): Minor tweaks.
2517 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2519 * tree-vect-loop.c (vect_analyze_loop_2): Use
2520 likely_max_stmt_executions_int.
2522 2016-05-30 Tom de Vries <tom@codesourcery.com>
2524 PR tree-optimization/69067
2525 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2527 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2530 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2531 New peepholes to remove unneeded fild/fistp pairs.
2532 (define_peephole2 atomic_loaddi_fpu): Ditto.
2534 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2536 * predict.c (maybe_hot_frequency_p): Avoid division.
2538 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2540 * doc/install.texi: Use https for shop.fsf.org.
2542 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2544 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2545 likely_max_stmt_executions_int.
2547 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2549 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2550 likely_max_stmt_executions_int.
2552 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2554 * profile.c (compute_branch_probabilities): Do not report hitrates
2556 (branch_prob): Report hitrates here.
2557 * predict.c (gimple_predict_edge): Do not assert profile status;
2558 fix formatting issues.
2560 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2562 * predict.c (edge_predicted_by_p): New function.
2563 (predict_paths_for_bb): Do not put multiple predictions of the same type
2566 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2568 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2571 2016-05-28 Alan Modra <amodra@gmail.com>
2573 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2575 2016-05-28 Alan Modra <amodra@gmail.com>
2577 PR rtl-optimization/71275
2578 * ira.c (ira): Free dominance info.
2580 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2582 * doc/sourcebuild.texi: New address for upstream Go repository.
2584 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2586 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2587 (TARGET_ARM_V7M): Likewise.
2589 2016-05-26 Jeff Law <law@redhat.com>
2591 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2592 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2593 * passes.def: Add jump threading passes before DOM/VRP.
2594 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2595 argument to a basic block from an edge. Remove tests which are
2597 (pass_data_thread_jumps, class pass_thread_jumps): New.
2598 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2599 (make_pass_thread_jumps): Likewise.
2600 * tree-pass.h (make_pass_thread_jumps): Declare.
2602 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2604 * config/visium/visium-protos.h (split_double_move): Rename into...
2605 (visium_split_double_move): ...this.
2606 (visium_split_double_add): Declare.
2607 * config/visium/visium.c (split_double_move): Rename into...
2608 (visium_split_double_move): ...this.
2609 (visium_split_double_add): New function.
2610 (visium_expand_copysign): Renumber operands for consistency.
2611 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2612 (DFmode move splitter): Likewise.
2613 (*addi3_insn): Split by means of visium_split_double_add.
2614 (*adddi3_insn_flags): Delete.
2615 (*plus_plus_sltu<subst_arith>): New insn.
2616 (*subdi3_insn): Split by means of visium_split_double_add.
2617 (subdi3_insn_flags): Delete.
2618 (*minus_minus_sltu<subst_arith>): New insn.
2619 (*negdi2_insn): Split by means of visium_split_double_add.
2620 (*negdi2_insn_flags): Delete.
2622 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2624 * configure.ac: Treat a --with-headers option without argument
2625 the same as the default (i.e. consult sys-include directory).
2626 * configure: Regenerate.
2628 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2630 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2631 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2633 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2634 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2636 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2639 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2640 tree-stdarg analysis results.
2641 (aarch64_setup_incoming_varargs): Likewise.
2643 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2645 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2646 va_list_gpr_counter_field and va_list_fpr_counter_field.
2648 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2651 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2652 * config/aarch64/aarch64.c
2653 (aarch64_cannot_change_mode_class): Remove function.
2654 * config/aarch64/aarch64-protos.h
2655 (aarch64_cannot_change_mode_class): Remove.
2657 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2659 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2660 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2661 get_likely_max_loop_iterations_int): New.
2662 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2663 any_likely_upper_bound.
2664 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2666 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2667 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2669 (unroll_loop_constant_iterations): Likewise.
2670 (unroll_loop_runtime_iterations): Likewise.
2671 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2672 * lto-streamer-out.c (output_cfg): Likewise.
2673 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2675 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2676 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2677 (likely_max_loop_iterations): New.
2678 (likely_max_loop_iterations_int): New.
2679 (likely_max_stmt_executions): New.
2680 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2681 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2682 likely_max_stmt_executions): Declare.
2684 2016-05-27 Marek Polacek <polacek@redhat.com>
2687 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2689 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2691 * config/s390/s390.md (2x risbg splitters): Use
2692 reg_overlap_mentioned_p instead of rtx_equal_p.
2694 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2696 * combine.c (make_compound_operation): Take known zero bits into
2697 account when checking for possible zero_extend.
2699 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2701 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
2702 Use const_int_operand for operand 2 predicate. Simplify expand code
2705 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
2708 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
2711 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2713 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
2714 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
2715 that returns CC_SESWPmode and CC_ZESWPmode.
2716 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
2718 (aarch64_rtx_costs): Likewise.
2720 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2722 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2723 for ISA 3.0 min/max support.
2724 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2725 conditional move support.
2726 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2727 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2729 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2730 conditional moves where the comparison type is different from move
2732 (fp_minmax): New code iterator for smin/smax.
2733 (minmax): New code attributes for min/max.
2734 (SMINMAX): Likewise.
2735 (smax<mode>3): Combine min, max insns into one insn using the
2736 fp_minmax code iterator. Add support for ISA 3.0 min/max
2737 instructions that don't need -ffast-math.
2738 (s<minmax><mode>3): Likewise.
2739 (smax<mode>3_vsx): Likewise.
2740 (smin<mode>3): Likewise.
2741 (s<minmax><mode>3_vsx): Likewise.
2742 (smin<mode>3_vsx): Likewise.
2743 (pre-VSX min/max splitters): Likewise.
2744 (s<minmax><mode>3_fpr): Likewise.
2745 (movsfcc): Rewrite floating point conditional moves to combine
2746 SFmode/DFmode into a single insn.
2747 (mov<mode>cc): Likewise.
2748 (movdfcc): Likewise.
2749 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
2750 SFDF2 iterators to handle all combinations.
2751 (fseldfsf4): Likewise.
2752 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
2753 (fseldfdf4): Likewise.
2754 (fselsfdf4): Likewise.
2755 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
2756 comparison instructions that set a 0/-1 mask, and use it for
2757 floating point conditional move via XXSEL.
2758 (fpmask<mode>): Likewise.
2759 (xxsel<mode>): Likewise.
2760 * config/rs6000/predicates.md (min_max_operator): Delete, no
2762 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
2763 instructions that generate a 0/-1 mask for use with XXSEL.
2764 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
2765 say whether floating point min/max is available, either through
2766 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
2767 (TARGET_MINMAX_DF): Likewise.
2769 2016-05-27 Alan Modra <amodra@gmail.com>
2771 PR rtl-optimization/71275
2772 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
2773 for update_equiv_regs and combine_and_move_insns.
2775 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
2777 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
2778 if_then_else or cond RTXes to calculate attribute value.
2779 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
2780 <attr "length_immediate>: Ditto.
2781 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
2782 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
2783 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
2784 <attr "type">: Ditto.
2785 <attr "prefix_data16">: Ditto.
2786 <attr "prefix_extra">: Ditto.
2787 <attr "length_immediate">: Ditto.
2788 <attr "prefix">: Ditto.
2789 (vec_set<mode>_0) <attr "isa">: Ditto.
2790 <attr "prefix_extra">: Ditto.
2791 <attr "length_immediate">: Ditto.
2792 <attr "prefix">: Ditto.
2793 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
2794 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
2795 (sse2_storelpd) <attr "prefix_data16">: Ditto.
2796 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
2797 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
2798 <attr "length_immediate">: Ditto.
2799 <attr "prefix">: Ditto.
2800 (sse2_movsd) <attr "length_immediate">: Ditto.
2801 <attr "prefix">: Ditto.
2802 (vec_concatv2df) <attr "isa">: Ditto.
2803 <attr "prefix">: Ditto.
2804 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
2805 (*vec_extractv2di_1) <attr "isa">: Ditto.
2806 <attr "type">: Ditto.
2807 <attr "length_immediate">: Ditto.
2808 <attr "prefix_rex">: Ditto.
2809 <attr "prefix_extra">: Ditto.
2810 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
2811 <attr "prefix_extra">: Ditto.
2812 <attr "length_immediate">: Ditto.
2813 (vec_concatv2di) <attr "isa">: Ditto.
2814 <attr "prefix_extra">: Ditto.
2815 <attr "length_immediate">: Ditto.
2816 <attr "prefix">: Ditto.
2818 2016-05-26 Martin Liska <mliska@suse.cz>
2820 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
2822 (operator+): Likewise.
2823 (operator-): Likewise.
2824 (comp_cost::operator+=): Likewise.
2825 (comp_cost::operator-=): Likewise.
2826 (comp_cost::operator/=): Likewise.
2827 (comp_cost::operator*=): Likewise.
2828 (operator<): Likewise.
2829 (operator==): Likewise.
2830 (operator<=): Likewise.
2832 (infinite_cost_p): Likewise.
2833 (add_costs): Likewise.
2834 (sub_costs): Likewise.
2835 (compare_costs): Likewise.
2836 (set_group_iv_cost): Use the newly introduced functions.
2837 (get_address_cost): Likewise.
2838 (get_shiftadd_cost): Likewise.
2839 (force_expr_to_var_cost): Likewise.
2840 (split_address_cost): Likewise.
2841 (ptr_difference_cost): Likewise.
2842 (difference_cost): Likewise.
2843 (get_computation_cost_at): Likewise.
2844 (determine_group_iv_cost_generic): Likewise.
2845 (determine_group_iv_cost_address): Likewise.
2846 (determine_group_iv_cost_cond): Likewise.
2847 (autoinc_possible_for_pair): Likewise.
2848 (determine_group_iv_costs): Likewise.
2849 (cheaper_cost_pair): Likewise.
2850 (iv_ca_recount_cost): Likewise.
2851 (iv_ca_set_no_cp): Likewise.
2852 (iv_ca_set_cp): Likewise.
2853 (iv_ca_cost): Likewise.
2854 (iv_ca_new): Likewise.
2855 (iv_ca_dump): Likewise.
2856 (iv_ca_narrow): Likewise.
2857 (iv_ca_prune): Likewise.
2858 (iv_ca_replace): Likewise.
2859 (try_add_cand_for): Likewise.
2860 (try_improve_iv_set): Likewise.
2861 (find_optimal_iv_set): Likewise.
2863 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
2865 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
2866 that internal functions will clobber all caller-saved registers.
2868 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2870 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
2871 Return a better case_values_threshold when optimizing.
2873 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2875 * config/aarch64/aarch64-simd.md (aarch64_combinez):
2876 Add ? to integer variant.
2877 (aarch64_combinez_be): Likewise.
2879 2016-05-26 Jakub Jelinek <jakub@redhat.com>
2881 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
2882 instead of x constraint.
2883 (vcvtps2ph256<mask_name>): Likewise.
2885 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
2886 alternative. Formatting fix.
2888 * config/i386/sse.md
2889 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
2891 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
2892 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
2893 maybe_evex prefix instead of vex.
2894 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
2895 EXT_REX_SSE_REG_P (op0) case in the splitter.
2897 2016-05-25 Jeff Law <law@redhat.com>
2899 PR tree-optimization/71272
2900 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
2901 Update comments. Add test for empty path.
2903 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
2905 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
2906 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
2907 special case builtin.
2908 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2909 code for ALTIVEC_BUILTIN_VEC_CMPNE.
2910 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2911 for __builtin_vec_cmpne.
2913 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
2915 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
2916 redundant test and bail out if the type of the new operand is not
2917 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
2919 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2921 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
2922 (x_ix86_target_flags_explicit): Remove.
2923 * config/i386/i386.c (ix86_function_specific_save): Do not copy
2924 x_ix86_target_flags_explicit.
2925 (ix86_function_specific_restore): Ditto.
2927 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2928 H.J. Lu <hongjiu.lu@intel.com>
2931 * common/config/i386/i386-common.c
2932 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
2933 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
2934 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
2935 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
2936 (-mgeneral-regs-only): Add new option.
2937 * config/i386/i386.c (ix86_option_override_internal): Don't enable
2938 x87 instructions if only general registers are allowed.
2939 (ix86_target_string): Add ix86_flags argument. Handle additional
2940 flags options through ix86_flags argument. Update all callers.
2941 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
2943 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2945 PR rtl-optimization/66940
2946 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
2947 decrementing desired_val will not overflow before performing these
2950 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
2952 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
2953 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
2954 * config/i386/i386.c (enum ix86_builtins): Add
2955 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
2956 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
2957 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
2958 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
2959 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
2960 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
2961 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
2962 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
2963 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
2964 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
2965 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
2966 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
2967 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
2968 __builtin_ia32_cvtps2dq512_mask.
2969 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
2970 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
2971 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
2972 * config/i386/sse.md
2973 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
2975 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
2976 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
2978 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
2979 (avx512f_vec_pack_sfix_v8df): New define_expand.
2980 (avx512f_roundpd512): Rename to ...
2981 (avx512f_round<castmode>512): ... this. Change iterator.
2982 (avx512f_roundps512_sfix): New define_expand.
2983 (round<mode>2_sfix): Change iterator.
2985 2016-05-25 Nick Clifton <nickc@redhat.com>
2987 * config/msp430/msp430.c (msp430_attr): Produce an error if a
2988 static interrupt handler is detected.
2989 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
2990 default linker script.
2991 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
2992 the low part of a symbolic pointer.
2994 2016-05-25 Richard Biener <rguenther@suse.de>
2996 PR tree-optimization/71261
2997 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
2998 interesting stmt instead of immediate uses when looking
2999 for the use operand to replace.
3001 2016-05-25 Martin Liska <mliska@suse.cz>
3003 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
3005 2016-05-25 Richard Biener <rguenther@suse.de>
3007 PR tree-optimization/71264
3008 * tree-vect-stmts.c (vect_init_vector): Properly deal with
3011 2016-05-25 Martin Liska <mliska@suse.cz>
3013 PR tree-optimization/71239
3014 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
3015 if DECL_SIZE is NULL.
3017 2016-05-25 Richard Biener <rguenther@suse.de>
3019 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
3020 * tree-if-conv.c (pass_data_if_conversion): Use it.
3022 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3024 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
3025 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
3026 * varpool.c (varpool_node::get_availability): Likewise.
3028 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3030 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3031 VNEGW/VNEGD instructions.
3032 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3033 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3034 support for ISA 3.0 VNEGW/VNEGD instructions.
3036 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
3038 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
3039 pointers inside OACC_DATA regions.
3040 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
3041 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
3042 (gimplify_adjust_omp_clauses): Fix typo in comment.
3044 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3046 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3047 parity built-in functions.
3048 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3050 (p9v_parity<mode>2): Likewise.
3051 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3053 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3054 (parity<mode>2): ISA 3.0 expander for vector parity.
3055 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3057 (BU_P9_64BIT_MISC_0): Likewise.
3058 (BU_P9_MISC_0): Likewise.
3059 (BU_P9V_AV_1): Likewise.
3060 (BU_P9V_AV_2): Likewise.
3061 (BU_P9V_AV_3): Likewise.
3062 (BU_P9V_AV_P): Likewise.
3063 (BU_P9V_VSX_1): Likewise.
3064 (BU_P9V_OVERLOAD_1): Likewise.
3065 (BU_P9V_OVERLOAD_2): Likewise.
3066 (BU_P9V_OVERLOAD_3): Likewise.
3067 (VCTZB): Add vector count trailing zeros support.
3071 (VPRTYBD): Add vector parity support.
3072 (VPRTYBQ): Likewise.
3073 (VPRTYBW): Likewise.
3074 (VCTZ): Add overloaded vector count trailing zeros support.
3075 (VPRTYB): Add overloaded vector parity support.
3076 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3077 overloaded vector count trailing zeros and parity instructions.
3078 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3079 vector parity support.
3080 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3081 trailing zeros support.
3082 (vec_cntlz): Likewise.
3083 (vec_vctzb): Likewise.
3084 (vec_vctzd): Likewise.
3085 (vec_vctzh): Likewise.
3086 (vec_vctzw): Likewise.
3087 (vec_vprtyb): Add ISA 3.0 vector parity support.
3088 (vec_vprtybd): Likewise.
3089 (vec_vprtybw): Likewise.
3090 (vec_vprtybq): Likewise.
3091 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3092 the ISA 3.0 vector count trailing zeros and vector parity built-in
3095 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3097 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
3098 when there is stmt_to_insert.
3100 2016-05-24 Martin Sebor <msebor@redhat.com>
3103 * tree.h (complete_or_array_type_p): New inline function.
3105 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3107 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
3108 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
3109 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
3111 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
3112 Limit 1st alternative to noavx isa, split 2nd alternative into one
3113 noavx and one avx alternative, use *x and Bm in the former and
3114 x and m in the latter.
3116 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
3117 of sse4 for the first alternative, drop %v from the template
3118 and d operand modifier. Split second alternative into one sse4_noavx
3119 and one avx alternative, use *x instead of *v in the former and v
3120 instead of *v in the latter.
3121 (*sse4_1_extractps): Use noavx isa instead of * for the first
3122 alternative, drop %v from the template. Split second alternative into
3123 one noavx and one avx alternative, use *x instead of *v in the
3124 former and v instead of *v in the latter.
3125 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
3126 with noavx and the last one with avx.
3127 (sse4_1_phminposuw): Guard first alternative with noavx isa,
3128 split the second one into one noavx and one avx alternative,
3129 use *x and Bm in the former and x and m in the latter one.
3130 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
3133 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
3134 first two alternatives to noavx, use *x instead of *v in the second
3135 one, add avx alternative without *.
3136 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
3137 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
3138 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
3140 2016-05-24 Jeff Law <law@redhat.com>
3142 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
3143 New function, extracted from...
3144 (fsm_find_control_statement_thread_paths): Here. Use the new function.
3145 Allow simple copies and constant initializations in the SSA chain.
3147 2016-05-24 Marek Polacek <polacek@redhat.com>
3150 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
3153 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3156 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3157 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3158 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3159 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3160 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3162 2016-05-24 Richard Biener <rguenther@suse.de>
3164 PR tree-optimization/71240
3165 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3168 2016-05-24 Richard Biener <rguenther@suse.de>
3170 PR tree-optimization/71230
3171 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3173 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3175 * tree-vectorizer.h (vectorizable_comparison): Delete.
3176 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3177 PURE_SLP_STMT check.
3178 * tree-vect-stmts.c (vectorizable_call): Likewise.
3179 (vectorizable_simd_clone_call): Likewise.
3180 (vectorizable_conversion): Likewise.
3181 (vectorizable_assignment): Likewise.
3182 (vectorizable_shift): Likewise.
3183 (vectorizable_operation): Likewise.
3184 (vectorizable_load): Likewise.
3185 (vectorizable_condition): Likewise.
3186 (vectorizable_store): Likewise. Assert that we don't have
3188 (vectorizable_comparison): Make static. Remove redundant
3189 PURE_SLP_STMT check.
3190 (vect_transform_stmt): Assert that we always have an slp_node
3193 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3195 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3196 operands[2] against 1 with comparison against CONST1_RTX.
3197 (<shift>di3_neon): Likewise.
3198 * config/arm/predicates.md (const0_operand): Replace with comparison
3201 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3203 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3204 operands[2] against 1 with comparison against CONST1_RTX.
3205 (ashrdi3): Likewise.
3206 (lshrdi3): Likewise.
3207 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3209 (ashrsi3): Likewise.
3210 (lshrsi3): Likewise.
3211 (rotrsi3): Likewise.
3212 (define_split above *compareqi_eq0): Likewise.
3213 (define_split above "prologue"): Likewise.
3214 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3215 * config/arm/predicates.md (shift_operator): Likewise.
3216 (shift_nomul_operator): Likewise.
3217 (sat_shift_operator): Likewise.
3218 (thumb1_cmp_operand): Likewise.
3219 (const_neon_scalar_shift_amount_operand): Replace manual range
3220 check with IN_RANGE.
3221 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3222 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3224 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3226 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3227 with HOST_WIDE_INT_1.
3229 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3230 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3231 (arm_canonicalize_comparison): Likewise.
3232 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3234 (thumb1_size_rtx_costs): Likewise.
3235 (vfp_const_double_index): Replace cast of 1 to unsigned
3236 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3237 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3239 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3240 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3241 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3242 HOST_WIDE_INT with HOST_WIDE_INT_1.
3244 2016-05-24 Marek Polacek <polacek@redhat.com>
3246 * tree-cfg.h (should_remove_lhs_p): New predicate.
3247 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3248 * gimplify.c (gimplify_modify_expr): Likewise.
3249 * tree-cfg.c (verify_gimple_call): Likewise.
3250 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3251 * gimple-fold.c: Include "tree-cfg.h".
3252 (gimple_fold_call): Use should_remove_lhs_p.
3254 2016-05-24 Richard Biener <rguenther@suse.de>
3256 PR tree-optimization/71253
3257 * cfganal.h (control_dependences): Make robust against edge
3259 (control_dependences::control_dependences): Remove edge_list argument.
3260 (control_dependences::get_edge): Remove.
3261 (control_dependences::get_edge_src): Add.
3262 (control_dependences::get_edge_dest): Likewise.
3263 (control_dependences::m_el): Make a vector of edge src/dest index.
3264 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3265 (control_dependences::control_dependences): Likewise.
3266 (control_dependences::~control_dependence): Likewise.
3267 (control_dependences::get_edge): Remove.
3268 (control_dependences::get_edge_src): Add.
3269 (control_dependences::get_edge_dest): Likewise.
3270 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3272 (perform_tree_ssa_dce): Adjust.
3273 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3275 (pass_loop_distribution::execute): Adjust. Do loop destroying
3276 conditional on changed.
3278 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3281 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3282 return. Reindent transformation comment and mention the ARM state
3285 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3288 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3289 after build_and_add_sum creates new use stmt.
3291 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3293 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3294 load_lanes/grouped_load classification comes first. Don't check
3295 whether the vectorization factor is a multiple of the group size
3298 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3300 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3301 GROUP_GAP for single-element interleaving.
3302 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3305 2016-05-24 Richard Biener <rguenther@suse.de>
3309 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3310 bases which are accessed with non-invariant indices.
3311 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3312 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3314 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3317 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3318 (add_to_ops_vec): Add stmt_to_insert.
3319 (add_repeat_to_ops_vec): Init stmt_to_insert.
3320 (insert_stmt_before_use): New.
3321 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3323 (get_ops): Init stmt_to_insert.
3324 (maybe_optimize_range_tests): Likewise.
3325 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3326 (rewrite_expr_tree_parallel): Likewise.
3327 (reassociate_bb): Likewise.
3329 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3332 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3333 ISA 3.0 xxperm fusion alternative.
3334 (altivec_vperm_v8hiv16qi): Likewise.
3335 (altivec_vperm_<mode>_uns_internal): Likewise.
3336 (vperm_v8hiv4si): Likewise.
3337 (vperm_v16qiv8hi): Likewise.
3339 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3340 Kelvin Nilsen <kelvin@gcc.gnu.org>
3342 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3343 vpermr/xxpermr on ISA 3.0.
3344 (altivec_expand_vec_perm_le): Likewise.
3345 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3346 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3349 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3351 * config/i386/i386.h (IS_STACK_MODE): Enable for
3352 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3353 SSE_FLOAT_MODE_P macros.
3354 * config/i386/i386.c (ix86_preferred_reload_class): Use
3355 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3356 Cleanup regclass processing for CONST_DOUBLE_P.
3357 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3358 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3359 with IS_STACK_MODE macro.
3360 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3362 (*movdf_internal): Use IS_STACK_MODE macro.
3363 (*movsf_internal): Ditto.
3365 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3367 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3368 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3370 2016-05-23 Jeff Law <law@redhat.com>
3372 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3374 (fsm_find_control_statement_thread_paths): Call it.
3376 2016-05-23 Martin Jambor <mjambor@suse.cz>
3379 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3380 from_global_constant if t is not NULL.
3382 2016-05-23 Marek Polacek <polacek@redhat.com>
3385 * common.opt (Wswitch-unreachable): New option.
3386 * doc/invoke.texi: Document -Wswitch-unreachable.
3387 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3390 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3392 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3393 TMR_INDEX is non-NULL.
3395 2016-05-23 Richard Biener <rguenther@suse.de>
3397 PR tree-optimization/71230
3398 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3399 (try_special_add_to_ops): ... here. Always test for single-use.
3401 2016-05-23 Martin Jambor <mjambor@suse.cz>
3403 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3404 default block if a PHI node in the original one would be resized.
3406 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3408 PR tree-optimization/58135
3409 * tree-vect-slp.c: When group size is not multiple
3410 of vector size, allow splitting of store group at
3413 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3415 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3417 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3419 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3420 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3421 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3424 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3425 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3426 v constraint instead of x and vinserti32x4 insn.
3428 * config/i386/sse.md (i128vldq): New mode iterator.
3429 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3430 avx512dq and avx512vl alternatives.
3432 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3433 constraint, use maybe_evex prefix instead of vex.
3434 (vec_dupv4sf): Use v constraint instead of x for output
3435 operand except for noavx alternative, use Yv constraint
3436 instead of x for input. Use maybe_evex prefix instead of vex.
3437 (*vec_dupv4si): Likewise.
3438 (*vec_dupv2di): Likewise.
3440 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3443 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3444 (linearize_expr_tree): Call try_special_add_to_ops.
3445 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3447 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3449 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3450 to computed stack_usage.
3452 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3455 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3456 operand is subreg (symbol_ref) then move the symbol ref to register.
3458 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3460 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3462 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3465 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3468 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3470 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3471 ranges by calling get_single_symbol and tidy up. Look more closely
3472 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3474 2016-05-20 Jeff Law <law@redhat.com>
3476 * bitmap.c (bitmap_find_bit): Remove useless test.
3478 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3480 * function.c (thread_prologue_and_epilogue_insns): Commit the
3481 insertion of the epilogue.
3483 2016-05-20 Martin Jambor <mjambor@suse.cz>
3485 PR tree-optimization/70884
3486 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3487 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3488 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3489 of constant pool data as a reason for scalarization.
3491 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3493 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3494 for naked functions.
3495 (thumb1_expand_prologue): Likewise.
3497 2016-05-20 Nathan Sidwell <nathan@acm.org>
3499 * config/nvptx/nptx.c (nvptx_option_override): Only set
3500 flag_toplevel_reorder, if not explicitly specified. Set
3501 flag_no_common, unless explicitly specified.
3503 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3505 * calls.c (can_implement_as_sibling_call_p): Mark param
3506 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3508 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3510 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3511 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3512 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3514 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3515 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3518 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3520 * config/nvptx/nvptx.md (sincossf3): New pattern.
3522 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3524 * calls.c (maybe_complain_about_tail_call): New function.
3525 (initialize_argument_information): Call
3526 maybe_complain_about_tail_call when clearing *may_tailcall.
3527 (can_implement_as_sibling_call_p): Call
3528 maybe_complain_about_tail_call when returning false.
3529 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3530 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3531 if tail-call optimization fails.
3532 * cfgexpand.c (expand_call_stmt): Initialize
3533 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3534 * gimple-pretty-print.c (dump_gimple_call): Dump
3535 gimple_call_must_tail_p.
3536 * gimple.c (gimple_build_call_from_tree): Call
3537 gimple_call_set_must_tail with the value of
3538 CALL_EXPR_MUST_TAIL_CALL.
3539 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3540 (gimple_call_set_must_tail): New function.
3541 (gimple_call_must_tail_p): New function.
3542 * print-tree.c (print_node): Update printing of TREE_STATIC
3543 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3544 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3545 trailing comment listing applicable flags.
3546 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3548 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3550 * calls.c (expand_call): Move "Rest of purposes for tail call
3551 optimizations to fail" to...
3552 (can_implement_as_sibling_call_p): ...this new function, and
3553 split into multiple "if" statements.
3555 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3557 * cfgloop.h (expected_loop_iterations_unbounded,
3558 expected_loop_iterations): Unconstify.
3559 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3560 profile with known upper bound; return 3 when profile is absent.
3561 (expected_loop_iterations): Update.
3563 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3565 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3566 and get_max_loop_iterations_int.
3568 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3570 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3571 realistic upper bounds here.
3573 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3576 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3577 calls if the LHS is variable length or has addressable type.
3578 If targets[0]->decl is a noreturn call with void return type and
3579 zero arguments, adjust fntype and remove lhs in that case.
3581 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3583 PR tree-optimization/71079
3584 PR tree-optimization/71206
3585 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3587 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3589 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3590 (get_vec_alignment_for_array_decl): Likewise.
3591 (get_vec_alignment_for_record_decl): Likewise.
3592 (increase_alignment::execute): Move code to find alignment to
3593 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3594 (type_align_map): New hash_map.
3596 2016-05-20 Richard Guenther <rguenther@suse.de>
3598 PR tree-optimization/29756
3599 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3600 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3601 * fold-const.c (operand_equal_p): Likewise.
3602 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3603 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3604 * tree-inline.c (estimate_operator_cost): Likewise.
3605 * tree-pretty-print.c (dump_generic_node): Likewise.
3606 * tree-ssa-operands.c (get_expr_operands): Likewise.
3607 * cfgexpand.c (expand_debug_expr): Likewise.
3608 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3609 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3610 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3611 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3612 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3613 (execute_update_addresses_taken): Do it.
3615 2016-05-20 Richard Biener <rguenther@suse.de>
3617 PR tree-optimization/71185
3618 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3619 register operations.
3621 2016-05-20 Richard Biener <rguenther@suse.de>
3623 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3624 gimple_seq_add_seq_without_update.
3625 (release_bb_predicate): Assert we have no operands to free.
3626 (if_convertible_loop_p_1): Calculate post dominators later.
3627 Do not free BB predicates here.
3628 (combine_blocks): Do not recompute BB predicates.
3629 (version_loop_for_if_conversion): Save BB predicates around
3632 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3634 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3635 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3636 code. Ignore sibcalls on EDGE_IGNORE edges.
3637 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3638 on edges for sibcalls that run without prologue. The rest of the
3639 function is combined from...
3640 (fix_fake_fallthrough_edge): ... this, and ...
3641 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3642 function argument, make it a local variable.
3644 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3646 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3647 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3648 for 32-bit mode and SEH for 64-bit.
3649 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3650 TARGET_64BIT_DEFAULT.
3652 2016-05-19 Ryan Burn <contact@rnburn.com>
3654 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3655 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3657 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3659 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3660 force pending loads from memory.
3662 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3664 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3665 (UNSPEC_DARN_32): New unspec constant.
3666 (UNSPEC_DARN_RAW): New unspec constant.
3667 (darn_32): New instruction.
3668 (darn_raw): New instruction.
3669 (darn): New instruction.
3670 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3671 support and documentation for this macro.
3672 (BU_P9_MISC_1): New macro definition.
3673 (BU_P9_64BIT_MISC_0): New macro definition.
3674 (BU_P9_MISC_0): New macro definition.
3675 (darn_32): New builtin definition.
3676 (darn_raw): New builtin definition.
3677 (darn): New builtin definition.
3678 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3679 RS6000_BUILTIN_0 directives to surround each occurrence of
3680 #include "rs6000-builtin.def".
3681 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3682 RS6000_BTM_64BIT flags to the returned mask, depending on
3684 (def_builtin): Correct an error in the assignments made to the
3685 debugging variable attr_string.
3686 (rs6000_expand_builtin): Add support for no-operand built-in
3688 (builtin_function_type): Remove fatal_error assertion that is no
3690 (rs6000_common_init_builtins): Add support for no-operand built-in
3692 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3694 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3696 (RS6000_BTM_64BIT): New macro definition.
3697 * doc/extend.texi: Document __builtin_darn (void),
3698 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3701 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
3703 * tree-vect-loop.c (vect_analyze_loop_2): Use also
3704 max_loop_iterations_int.
3706 2016-05-19 Marek Polacek <polacek@redhat.com>
3708 PR tree-optimization/71031
3709 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3710 condition and adjust the code a bit.
3712 2016-05-19 Martin Liska <mliska@suse.cz>
3714 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
3715 auto_vec instead of vec.
3717 2016-05-19 Martin Liska <mliska@suse.cz>
3719 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
3721 2016-05-19 Martin Liska <mliska@suse.cz>
3723 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
3725 2016-05-19 Martin Liska <mliska@suse.cz>
3727 * ipa-pure-const.c (set_function_state): Remove an existing
3729 (remove_node_data): Do not free it as it's released
3730 in set_function_state.
3732 2016-05-19 Martin Liska <mliska@suse.cz>
3734 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
3737 2016-05-19 Martin Liska <mliska@suse.cz>
3739 * omp-simd-clone.c (simd_clone_adjust): Release vector.
3741 2016-05-19 Martin Liska <mliska@suse.cz>
3743 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
3744 an auto_vec instead of re-creating it.
3746 2016-05-19 Martin Liska <mliska@suse.cz>
3748 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
3749 auto_vec instead of vec.
3751 2016-05-19 Martin Liska <mliska@suse.cz>
3753 * lto-section-in.c (lto_get_section_data): Call
3754 lto_check_version with additional argument.
3755 * lto-streamer.c (lto_check_version): Add new argument.
3756 * lto-streamer.h (lto_check_version): Likewise.
3758 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3760 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
3761 Don't add cost of inner memory when handling sign-extended loads.
3763 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
3765 PR rtl-optimization/71148
3766 * cse.c (cse_main): Free dominance info.
3767 (rest_of_handle_cse): Don't free dominance info.
3768 (rest_of_handle_cse2): Likewise.
3769 (rest_of_handle_cse_after_global_opts): Likewise.
3771 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3774 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3775 NULL_TREE early if NEON is not available. Remove now redundant check
3776 in ARM_CHECK_BUILTIN_MODE.
3778 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
3781 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
3782 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
3783 * doc/cpp.texi: Document new macros.
3785 2016-05-19 Bin Cheng <bin.cheng@arm.com>
3787 PR tree-optimization/69848
3788 * tree-vect-loop.c (vectorizable_reduction): Don't factor
3789 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
3791 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3793 * function.c (thread_prologue_and_epilogue_insn): Move the
3794 "goto epilogue_done" one block later.
3796 2016-05-19 Richard Biener <rguenther@suse.de>
3798 PR tree-optimization/70729
3799 * passes.def: Move LIM pass before PRE. Remove no longer
3800 required copyprop and move first DCE out of the loop pipeline.
3802 2016-05-18 David Malcolm <dmalcolm@redhat.com>
3805 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
3806 (OBJS-libcommon-target): ...here.
3807 * opts-common.c: Include spellcheck.h.
3808 (cmdline_handle_error): Build a vec of valid options and use it
3809 to suggest provide hints for misspelled arguments.
3811 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3814 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
3815 lhs if it has TREE_ADDRESSABLE type.
3817 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
3820 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
3821 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
3823 2016-05-18 Martin Jambor <mjambor@suse.cz>
3826 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
3827 input for NOP_EXPR pass-through functions.
3828 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
3829 aggregate global constant VAR_DECLs in constant jump functions.
3831 2016-05-18 Martin Jambor <mjambor@suse.cz>
3834 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
3835 from TREE_READONLY parameters.
3837 2016-05-18 Martin Jambor <mjambor@suse.cz>
3840 * cgraph.h (cgraph_indirect_call_info): New field
3841 guaranteed_unmodified.
3842 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
3843 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3845 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
3846 pass the parameter value to ipa_find_agg_cst_for_param.
3847 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
3848 guaranteed_unmodified, store AA results there instead of bailing out
3850 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
3851 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
3852 (find_constructor_constant_at_offset): New function.
3853 (ipa_find_agg_cst_from_init): Likewise.
3854 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
3855 static initializers of contants, report back through a new paameter
3856 from_global_constant if that was the case.
3857 (try_make_edge_direct_simple_call): Also pass parameter value to
3858 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3860 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
3861 (ipa_read_indirect_edge_info): Likewise.
3862 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
3863 (ipa_load_from_parm_agg): Likewise.
3865 2016-05-18 Jiong Wang <jiong.wang@arm.com>
3867 PR rtl-optimization/71150
3868 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
3871 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3874 * config/rs6000/constraints.md (wE constraint): New constraint
3875 for a vector constant that can be loaded with XXSPLTIB.
3876 (wM constraint): New constraint for a vector constant of a 1's.
3877 (wS constraint): New constraint for a vector constant that can be
3878 loaded with XXSPLTIB and a vector sign extend instruction.
3879 * config/rs6000/predicates.md (xxspltib_constant_split): New
3880 predicates for wE/wS constraints.
3881 (xxspltib_constant_nosplit): Likewise.
3882 (easy_vector_constant): Add support for constants that can be
3883 loaded via XXSPLTIB.
3884 (all_ones_constant): New predicate for vector constant with all
3886 (splat_input_operand): Add support for ISA 3.0 word splat operations.
3887 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
3888 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
3889 instruction and possibly with a sign extension.
3890 (output_vec_const_move): Add support for XXSPLTIB. If we are
3891 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
3892 instead of XXLXOR/XXLORC.
3893 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
3895 (rs6000_legitimize_reload_address): Likewise.
3896 (rs6000_output_move_128bit): Use output_vec_const_move to emit
3898 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
3899 combine VSX_M and VSX_M2 into one iterator.
3901 (VSINT_84): New iterators for loading constants with XXSPLTIB.
3902 (VSINT_842): Likewise.
3903 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
3904 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
3905 XXSPLTIB instruction.
3906 (xxspltib_<mode>_nosplit): Likewise.
3907 (xxspltib_<mode>_split): New insn to load up constants with
3908 XXSPLTIB and a sign extend instruction.
3909 (vsx_mov<mode>): Replace single move that handled all vector types
3910 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
3911 moves (when -mvsx-timode is in effect) into the main vector
3912 moves. Eliminate separate moves for <VSr> <VSa>, where the
3913 preferred register class (<VSr>) is listed first, and the
3914 secondary register class (<VSa>) is listed second with a '?' to
3915 discourage use. Prefer loading 0/-1 in any VSX register for ISA
3916 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
3917 that if the register was involved in a slow operation, the
3918 clear/set operation does not wait for the slow operation to
3919 finish. Adjust the length attributes for 32-bit mode. Use
3920 rs6000_output_move_128bit and drop the use of the string
3921 instructions for 32-bit movti when -mvsx-timode is in effect. Use
3922 spacing so that the alternatives and attributes don't generate
3923 long lines, and put things in columns, so that it is easier to
3924 match up the operands and attributes with the insn alternatives.
3925 (vsx_mov<mode>_64bit): Likewise.
3926 (vsx_mov<mode>_32bit): Likewise.
3927 (vsx_movti_64bit): Fold movti into normal vector moves.
3928 (vsx_movti_32bit): Likewise.
3929 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
3931 (vsx_splat_v4si_internal): Likewise.
3932 (vsx_splat_v4sf_internal): Likewise.
3933 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
3934 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
3935 extend vector elements.
3936 (vsx_sign_extend_hi_<mode>): Likewise.
3937 (vsx_sign_extend_si_v2di): Likewise.
3938 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
3940 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
3941 constraints. Add trailing period to wL documentation.
3943 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
3946 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
3947 * tree-dfa.c (replace_abnormal_ssa_names): New function.
3948 * tree-call-cdce.c: Include tree-dfa.h.
3949 (can_guard_call_p): New function, extracted from...
3950 (can_use_internal_fn): ...here.
3951 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
3953 (shrink_wrap_one_built_in_call): Likewise.
3954 (use_internal_fn): Likewise.
3955 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
3956 and return void. Call replace_abnormal_ssa_names.
3957 (pass_call_cdce::execute): Check can_guard_call_p during the
3958 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
3959 will always change something.
3961 2016-05-18 Martin Jambor <mjambor@suse.cz>
3964 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
3965 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
3967 2016-05-18 Martin Jambor <mjambor@suse.cz>
3970 * ipa-inline.h (condition): New field size.
3971 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
3972 for comaprison and store it into the new condition.
3973 (evaluate_conditions_for_known_args): Use condition size to check
3974 access sizes for all but CHANGED conditions.
3975 (unmodified_parm_1): New parameter size_p, store access size into it.
3976 (unmodified_parm): Likewise.
3977 (unmodified_parm_or_parm_agg_item): Likewise.
3978 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
3979 (set_cond_stmt_execution_predicate): Extract access sizes and store
3981 (set_switch_stmt_execution_predicate): Likewise.
3982 (will_be_nonconstant_expr_predicate): Likewise.
3983 (will_be_nonconstant_predicate): Likewise.
3984 (inline_read_section): Stream condition size.
3985 (inline_write_summary): Likewise.
3987 2016-05-18 Richard Biener <rguenther@suse.de>
3989 * tree-ssa-loop-im.c (determine_max_movement): Properly add
3990 condition cost to PHI cost instead of total_cost.
3992 2016-05-18 Martin Liska <mliska@suse.cz>
3995 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
3998 2016-05-18 Richard Biener <rguenther@suse.de>
4000 * lto-streamer.h (LTO_major_version): Bump to 6.
4002 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4004 * function.c (make_split_prologue_seq, make_prologue_seq,
4005 make_epilogue_seq): New functions, factored out from...
4006 (thread_prologue_and_epilogue_insns): Here.
4008 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4010 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
4011 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
4012 of before. Add a comment.
4014 2016-05-18 Bin Cheng <bin.cheng@arm.com>
4016 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
4017 expression pointer, not pointer to the pointer.
4019 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4021 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
4022 (avx2_pbroadcast<mode>): Add another alternative with v instead
4023 of x constraints in it, using <pbroadcast_evex_isa> isa.
4024 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
4026 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
4027 constraint x instead of v in second alternative, add avx512bw
4030 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
4031 constraint x instead of v in second alternative, add avx512bw
4034 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
4035 constraint x instead of v in second alternative, add avx512bw
4038 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
4039 avx512bw alternative.
4041 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4043 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
4045 (define_insn "*andnottf3"): Ditto.
4046 (define_insn "*<code><mode>3"/any_logic): Ditto.
4047 (define_insn "*<code>tf3"/any_logic): Ditto.
4048 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
4049 operand to block AVX-512VL insn variant emit when it is not enabled.
4051 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4053 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
4054 constraint fot SF mode.
4056 2016-05-18 Petr Murzin <petr.murzin@intel.com>
4057 Kirill Yukhin <kirill.yukhin@intel.com>
4059 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
4061 (define_insn "rsqrt14<mode>"): Ditto.
4062 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
4063 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
4064 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
4065 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
4066 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
4068 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
4069 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
4070 * config/i386/i386.c (ix86_print_operand): Expand check for size
4071 override codes for Intel syntax.
4073 2016-05-18 Richard Biener <rguenther@suse.de>
4075 PR tree-optimization/71168
4076 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
4077 initialization earlier.
4079 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
4081 * config/aarch64/aarch64-simd.md
4082 (aarch64_reduc_plus_internal<mode>): Rename to...
4083 (reduc_plus_scal): ...This, and remove previous implementation.
4085 2016-05-18 Richard Biener <rguenther@suse.de>
4087 * passes.def: Put late dse and cd_dce in canonical order.
4089 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
4091 * ipa-inline-transform.c (preserve_function_body_p): Look for
4092 first non-thunk clone.
4093 (save_function_body): Save into first non-thunk.
4094 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
4096 (lto_output_node): Inline thunks don't need body in every
4098 * lto-streamer-in.c: Do not fixup thunk clones.
4099 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
4101 * tree-inline.c (copy_bb): Be prepared for target node to be new after
4104 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4107 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
4108 (reassociate_bb): Call transform_add_to_multiply.
4110 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4112 * config/aarch64/aarch64.c (all_extensions): Removed unused
4115 2016-05-17 Nathan Sidwell <nathan@acm.org>
4117 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
4118 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
4120 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
4122 PR tree-optimization/54579
4124 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
4126 2016-05-17 Marek Polacek <polacek@redhat.com>
4129 * tree-inline.c (expand_call_inline): Call
4130 maybe_remove_unused_call_args.
4132 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
4134 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
4135 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
4136 * doc/md.texi (fmin@var{m}3): Likewise.
4138 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4140 * match.pd (X & C): New transformation.
4142 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4144 * match.pd (~X & Y): New transformation.
4146 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4148 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
4149 information for new SSA_NAME.
4150 (simplify_conversion_using_ranges): Get range through get_range_info
4151 instead of get_value_range.
4153 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4155 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4156 Remove inline assembly.
4157 (vmvn_s16): Likewise.
4158 (vmvn_s32): Likewise.
4159 (vmvn_u8): Likewise.
4160 (vmvn_u16): Likewise.
4161 (vmvn_u32): Likewise.
4162 (vmvnq_s8): Likewise.
4163 (vmvnq_s16): Likewise.
4164 (vmvnq_s32): Likewise.
4165 (vmvnq_u8): Likewise.
4166 (vmvnq_u16): Likewise.
4167 (vmvnq_u32): Likewise.
4168 (vmvn_p8): Likewise.
4169 (vmvnq_p16): Likewise.
4171 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4173 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4175 (vmul_n_s16): Likewise.
4176 (vmul_n_s32): Likewise.
4177 (vmul_n_u16): Likewise.
4178 (vmul_n_u32): Likewise.
4179 (vmulq_n_f32): Likewise.
4180 (vmulq_n_f64): Likewise.
4181 (vmulq_n_s16): Likewise.
4182 (vmulq_n_s32): Likewise.
4183 (vmulq_n_u16): Likewise.
4184 (vmulq_n_u32): Likewise.
4186 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4188 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4189 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4191 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4193 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4194 to *aarch64_fma4_elt_from_dup<mode>.
4195 (*aarch64_fnma4_elt_to_128df): Rename to
4196 *aarch64_fnma4_elt_from_dup<mode>.
4197 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4198 (vfms_n_f32): Likewise.
4199 (vfms_n_f64): Likewise.
4200 (vfmsq_n_f32): Likewise.
4201 (vfmsq_n_f64): Likewise.
4203 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4205 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4207 2016-05-17 Richard Biener <rguenther@suse.de>
4209 PR tree-optimization/71132
4210 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4211 Only add control dependences for blocks in the loop.
4212 (build_rdg): Adjust.
4213 (generate_code_for_partition): Return whether loop should
4214 be destroyed and delay that.
4215 (distribute_loop): Likewise.
4216 (pass_loop_distribution::execute): Record loops to be destroyed
4217 and perform delayed destroying of loops.
4219 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4222 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4224 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4226 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4228 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4231 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4232 insertion point for instructions generated by validize_mem.
4234 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4236 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4239 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4241 * config/aarch64/aarch64.c
4242 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4243 rather than a macro.
4245 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4247 * doc/invoke.texi (AArch64 Options): Various updates.
4249 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4251 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4252 into instrumentation thunks.
4253 * cif-code.def (CIF_CHKP): New.
4255 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4257 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4259 2016-05-16 Martin Jambor <mjambor@suse.cz>
4261 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4262 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4264 2016-05-16 Marek Polacek <polacek@redhat.com>
4266 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4269 2016-05-16 Martin Jambor <mjambor@suse.cz>
4272 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4273 the outlined kernel function.
4275 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4277 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4278 (ISA_HAS_DLSA): Ditto.
4280 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4282 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4284 2016-05-16 Nathan Sidwell <nathan@acm.org>
4286 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4287 (nvptx_name_replacement): Restore. Add comment.
4288 (write_fn_proto, write_fn_proto_from_insn,
4289 nvptx_output_call_insn): Restore
4290 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4292 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4294 * config/aarch64/aarch64.md
4295 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4296 (add<mode>3_compareC_imm): Likewise.
4297 (<optab>si3_uxtw): Split into register and immediate variants.
4298 (andsi3_compare0_uxtw): Likewise.
4299 (and<mode>3_compare0): Likewise.
4300 (and<mode>3nr_compare0): Likewise.
4301 (stack_protect_test_<mode>): Don't use %x for memory operands.
4303 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4305 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4307 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4309 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4310 Split integer shifts into shift_reg and bfm.
4311 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4312 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4313 (ror<mode>3_insn): Likewise.
4314 (<optab>si3_insn_uxtw): Likewise.
4315 (<optab><mode>3_insn): Change to rotate_imm.
4316 (extr<mode>5_insn_alt): Likewise.
4317 (extrsi5_insn_uxtw): Likewise.
4318 (extrsi5_insn_uxtw_alt): Likewise.
4320 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4322 * doc/tm.texi: Regenerate.
4323 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4324 (TARGET_INVALID_RETURN_TYPE): Remove.
4325 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4326 TARGET_INVALID_RETURN_TYPE.
4327 * target.def (invalid_parameter_type): Remove.
4328 (invalid_return_type): Remove.
4330 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4332 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4333 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4335 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4337 (preserve_function_body_p): No need to preserve function body
4338 * cif-codes.def (CIF_THUNK): Remove.
4339 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4341 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4343 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4345 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4347 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4350 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4352 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4353 (inline_small_functions): Do not look for function symbol when
4356 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4358 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4361 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4362 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4363 Jiong Wang <jiong.wang@arm.com>
4365 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4366 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4367 Define __ARM_FP16_ARGS when appropriate.
4368 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4370 (arm_invalid_return_type): Likewise.
4371 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4372 (TARGET_INVALID_RETURN_TYPE): Remove.
4373 (aapcs_vfp_sub_candidate): Allow HFmode.
4374 (aapcs_vfp_allocate): Add comment. Support HFmode.
4375 (aapcs_vfp_allocate_return_reg): Likewise.
4376 (struct aapcs_cp_arg_layout): Slightly reword comments for
4377 is_return_candidate and allocate_return_reg.
4378 (output_mov_vfp): Update assert.
4379 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4381 (arm_invalid_parameter_type): Remove.
4382 (amr_invalid_return_type): Remove.
4383 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4384 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4385 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4387 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4389 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4390 * config/aarch64/arch64-protos.h
4391 (aarch64_legitimize_reload_address): Remove.
4392 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4395 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4397 * configure.ac: Add ACX_NONCANONICAL_HOST.
4398 * configure: Regenerate.
4399 * Makefile.in: Set host_noncanonical.
4401 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4404 * config/i386/i386.md (*movtf_internal): Before register allocation,
4405 do not allow FP constants for CM_MEDIUM memory model, allow only
4406 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4407 (*movxf_internal): Ditto.
4408 (*movdf_internal): Ditto.
4409 (*movsf_internal): Ditto.
4411 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4413 PR rtl-optimization/67483
4414 * combine.c (make_compound_operation): Don't call extract_left_shift
4415 with negative shift amounts.
4417 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4420 * fold-const.c (fold_checksum_tree): Allow modification
4421 of TYPE_ALIAS_SET during folding.
4423 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4424 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4425 (ix86_split_to_parts): Likewise. Fix up formatting.
4427 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4429 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4430 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4433 2016-05-13 Nathan Sidwell <nathan@acm.org>
4435 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4436 (nvptx_name_replacement): Delete.
4437 (write_fn_proto, write_fn_proto_from_insn,
4438 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4439 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4440 * langhooks.c (add_builtin_funcction_common): Call
4441 targetm.mangle_decl_assembler_name.
4443 * config/nvptx/nvptx.c (write_fn_proto): Handle
4444 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4446 2016-05-13 Martin Liska <mliska@suse.cz>
4448 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4449 and PRIu64 in printf format.
4451 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4453 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4456 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4458 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4459 Change --param max-completely-peeled-times to
4460 --param max-completely-peel-times in dump file printing.
4462 2016-05-13 Richard Biener <rguenther@suse.de>
4464 PR tree-optimization/42587
4465 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4466 (find_bswap_or_nop_1): Likewise.
4467 (bswap_replace): Likewise.
4469 2016-05-13 Martin Liska <mliska@suse.cz>
4471 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4472 Initialize a variable with default value.
4474 2016-05-13 Martin Liska <mliska@suse.cz>
4476 * doc/invoke.texi: Enhance explanation of error recovery
4479 2016-05-13 Martin Liska <mliska@suse.cz>
4481 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4482 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4483 (iv_inv_expr_ent *).
4484 (struct iv_inv_expr_ent): Comment struct fields.
4485 (sort_iv_inv_expr_ent): New function.
4486 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4487 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4488 a hash_map between iv_inv_expr_ent and number of usages.
4489 (niter_for_exit): Fix coding style.
4490 (tree_ssa_iv_optimize_init): Use renamed variable.
4491 (determine_base_object): Fix coding style.
4492 (alloc_iv): Likewise.
4493 (find_interesting_uses_outside): Likewise.
4494 (add_candidate_1): Likewise.
4495 (add_standard_iv_candidates): Likewise.
4496 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4497 (prepare_decl_rtl): Fix coding style.
4498 (get_address_cost): Likewise.
4499 (get_shiftadd_cost): Likewise.
4500 (force_expr_to_var_cost): Likewise.
4501 (compare_aff_trees): Likewise.
4502 (get_expr_id): Restructure the function.
4503 (get_loop_invariant_expr_id): Renamed to
4504 get_loop_invariant_expr.
4505 (get_computation_cost_at): Replace usage of inv_expr_id with
4507 (get_computation_cost): Likewise.
4508 (determine_group_iv_cost_generic): Likewise.
4509 (determine_group_iv_cost_address): Likewise.
4510 (iv_period): Fix coding style.
4511 (iv_elimination_compare_lt): Likewise.
4512 (may_eliminate_iv): Likewise.
4513 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4515 (determine_group_iv_costs): Dump invariant expressions.
4516 (iv_ca_recount_cost): Use the newly added hash_map.
4517 (iv_ca_set_remove_invariants): Fix coding style.
4518 (iv_ca_set_add_invariants): Fix coding style.
4519 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4521 (iv_ca_set_cp): Likewise.
4522 (iv_ca_new): Initialize the newly added hash_map and remove
4523 initialization of fields.
4524 (iv_ca_free): Delete the hash_map.
4525 (iv_ca_dump): Dump invariant expressions.
4526 (iv_ca_extend): Fix coding style.
4527 (try_add_cand_for): Likewise.
4528 (create_new_ivs): Dump information about # of avg iterations and
4529 # of used invariant expressions.
4530 (rewrite_use_compare): Fix coding style.
4531 (free_loop_data): Set default value for max_inv_expr_id.
4533 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4535 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4536 returned value cse_cfg_altered computation.
4537 (rest_of_handle_cse2): Likewise.
4538 (rest_of_handle_cse_after_global_opts): Likewise.
4540 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4543 * config/arm/arm.c (arm32_output_mi_thunk): New.
4544 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4545 to split Thumb1 vs TARGET_32BIT functionality.
4546 (arm_thumb1_mi_thunk): New.
4548 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4550 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4553 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4556 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4558 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4560 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4561 (expand_builtin_trap): Emit a regular call.
4562 (set_builtin_user_assembler_name): Remove obsolete cases.
4563 * dse.c (scan_insn): Adjust.
4564 * except.c: Include calls.h.
4565 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4566 emit a regular call to setjmp.
4567 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4568 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4569 (emit_block_move_via_libcall): Delete.
4570 (block_move_fn): Delete.
4571 (init_block_move_fn): Likewise.
4572 (emit_block_move_libcall_fn): Likewise.
4573 (emit_block_op_via_libcall): New function.
4574 (set_storage_via_libcall): Tidy up and use memset builtin.
4575 (block_clear_fn): Delete.
4576 (init_block_clear_fn): Likewise.
4577 (clear_storage_libcall_fn): Likewise.
4578 (expand_assignment): Call emit_block_move_via_libcall.
4579 Do not include gt-expr.h.
4580 * expr.h (emit_block_op_via_libcall): Declare.
4581 (emit_block_copy_via_libcall): New inline function.
4582 (emit_block_move_via_libcall): Likewise.
4583 (emit_block_comp_via_libcall): Likewise.
4584 (block_clear_fn): Delete.
4585 (init_block_move_fn): Likewise.
4586 (init_block_clear_fn): Likewise.
4587 (emit_block_move_via_libcall): Likewise.
4588 (set_storage_via_libcall): Add default parameter value.
4589 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4590 (abort_libfunc): Delete.
4591 (memcpy_libfunc): Likewise.
4592 (memmove_libfunc): Likewise.
4593 (memcmp_libfunc): Likewise.
4594 (memset_libfunc): Likewise.
4595 (setbits_libfunc): Likewise.
4596 (setjmp_libfunc): Likewise.
4597 (longjmp_libfunc): Likewise.
4598 (profile_function_entry_libfunc): Likewise.
4599 (profile_function_exit_libfunc): Likewise.
4600 (gcov_flush_libfunc): Likewise.
4601 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4602 and DECL_VISIBILITY on the declaration.
4603 (init_optabs): Do not initialize obsolete libfuncs.
4604 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4605 * tree-core.h (ECF_RET1): Define.
4606 (ECF_TM_PURE): Adjust.
4607 (ECF_TM_BUILTIN): Likewise.
4608 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4609 (build_common_builtin_nodes): Initialize abort builtin.
4610 Add ECF_RET1 on memcpy, memmove and memset builtins.
4611 Pass final flags for alloca and alloca_with_align builtins.
4612 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4614 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4615 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4616 set_storage_via_libcall and call emit_block_copy_via_libcall.
4618 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4620 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4621 DImode before it is passed to ix86_output_call_operand.
4622 (*call_value_got_x32): Ditto for operand 1.
4624 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4626 PR rtl-optimization/70904
4627 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4628 reload for wide mode.
4630 2016-05-12 Marek Polacek <polacek@redhat.com>
4633 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4634 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4635 * langhooks.h (incomplete_type_error): Likewise.
4636 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4637 parameter, pass it down to incomplete_type_error.
4638 * tree.h (size_in_bytes): New inline overload.
4639 (size_in_bytes_loc): Renamed from size_in_bytes.
4641 2016-05-12 Richard Biener <rguenther@suse.de>
4643 PR tree-optimization/71059
4644 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4645 nary before looking up or entering the expression into the VN
4647 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4648 Make sure to re-use NARYs without result as inserted by
4651 2016-05-12 Richard Biener <rguenther@suse.de>
4653 PR tree-optimization/71062
4654 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4656 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4657 vars_contains_restrict if the var is a restrict tag.
4658 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4659 do not disambiguate pointers against it.
4660 (dump_points_to_solution): Re-structure and adjust for new
4661 vars_contains_restrict flag.
4662 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4664 2016-05-12 Martin Liska <mliska@suse.cz>
4666 * doc/invoke.texi: Explain connection between
4667 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4669 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4671 PR tree-optimization/71006
4672 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4673 consider COND_EXPR as a mask producer.
4675 2016-05-12 Marek Polacek <polacek@redhat.com>
4678 * opts.c (common_handle_option): Detect missing argument for --help^.
4680 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4683 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4684 when popping the PC and within an interrupt handler routine.
4685 Add missing tab to output of "ldmfd".
4686 (output_return_instruction): Output LDMFD with SP update rather
4687 than POP when returning from interrupt handler.
4689 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4691 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4692 TARGET_64BIT && TARGET_AVX512DQ.
4693 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4694 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4695 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4696 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4697 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4698 (*vec_extractv4si_zext): Add avx512dq alternative.
4699 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
4700 use v instead of x constraint in other alternatives where possible.
4702 * config/i386/sse.md (sse2_loadld): Use v instead of x
4703 constraint in alternatives 0,1,4.
4705 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
4706 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
4707 v constraints instead of x and <pinsr_evex_isa> isa attribute.
4710 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
4711 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
4712 is not emitted unless TARGET_AVX512BW.
4713 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
4714 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
4715 for the result operand.
4717 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
4718 constraint instead of x in avx alternatives. Use maybe_evex instead
4721 * config/i386/constraints.md (Yv): New constraint.
4722 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
4723 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
4724 * config/i386/i386.md (avx512fvecmode): New mode attr.
4725 (*pushtf): Use v constraint instead of x.
4726 (*movtf_internal): Likewise. For TARGET_AVX512VL and
4727 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
4728 (*absneg<mode>2): Use Yv constraint instead of x constraint.
4729 (*absnegtf2_sse): Likewise.
4730 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
4731 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
4732 avx512f alternatives.
4733 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
4735 2016-05-12 Richard Biener <rguenther@suse.de>
4737 PR tree-optimization/71060
4738 * tree-data-ref.c (initialize_data_dependence_relation): Do not
4739 require exact match of DR_BASE_OBJECT but only matching address and
4742 2016-05-12 Richard Biener <rguenther@suse.de>
4744 PR tree-optimization/70986
4745 * cfganal.c: Include cfgloop.h.
4746 (dfs_find_deadend): Prefer to take edges exiting loops.
4748 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4750 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
4751 compile and run time.
4753 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
4756 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
4758 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
4760 * config/i386/i386.c (legitimize_pic_address): Use
4761 copy_to_suggested_reg instead of gen_movsi.
4763 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4765 * config/rs6000/predicates.md (quad_memory_operand): Move most of
4766 the code into quad_address_p and call it to share code with
4767 vsx_quad_dform_memory_operand.
4768 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
4770 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
4771 bit instead of being a separate word. Split -mpower9-dform into
4772 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4773 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
4774 for the register class supporting 128-bit quad word memory offsets.
4775 (mode_supports_vsx_dform_quad): Helper function to return if the
4776 register class uses quad word memory offsets.
4777 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
4778 (rs6000_debug_reg_global): Always print if we are using LRA or not.
4779 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
4780 instructions are enabled, set up the appropriate addr_masks for
4782 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
4783 -mpower9-dform-scalar, instead of -mpower9-dform.
4784 (rs6000_option_override_internal): Split -mpower9-dform into two
4785 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
4786 -mpower9-dform switch sets or clears both. If we are not using
4787 the LRA register allocator, do not enable -mpower9-dform-vector by
4788 default. If we are using LRA, enable -mpower9-dform-vector and
4789 -mvsx-timode if it is appropriate. Issue a warning if either
4790 -mpower9-dform-vector or -mvsx-timode are explicitly used without
4792 (quad_address_offset_p): New helper function to return if the
4793 offset is legal for quad word memory instructions.
4794 (quad_address_p): New function to determin if GPR or vector
4795 register quad word memory addresses are legal.
4796 (mem_operand_gpr): Validate quad word address offsets.
4797 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
4798 d-form (register + offset) instructions.
4799 (offsettable_ok_by_alignment): Likewise.
4800 (rs6000_legitimate_offset_address_p): Likewise.
4801 (legitimate_lo_sum_address_p): Likewise.
4802 (rs6000_legitimize_address): Likewise.
4803 (rs6000_legitimize_reload_address): Add more debug statements for
4805 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
4806 d-form instructions.
4807 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
4808 d-form instructions. Distinguish different cases in debug
4809 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
4810 d-form instructions.
4811 (rs6000_preferred_reload_class): Likewise.
4812 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
4813 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
4814 of the ISA 2.06 indexed memory instructions.
4815 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
4816 use them to save/restore the saved vector registers instead of
4817 using Altivec instructions.
4818 (rs6000_emit_epilogue): Likewise.
4819 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
4820 (rs6000_opt_masks): Split -mpower9-dform into
4821 -mpower9-dform-scalar and -mpower9-dform-vector.
4822 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
4824 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
4825 ISA 3.0 vector indexed memory instructions, and fold the code into
4826 the normal mov<mode> patterns.
4827 (p9_vecstore_<mode>): Likewise.
4828 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
4830 (vsx_movti_64bit): Likewise.
4831 (vsx_movti_32bit): Likewise.
4832 * config/rs6000/constraints.md (wO constraint): New constraint for
4833 ISA 3.0 vector d-form support.
4834 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
4835 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
4836 include -mpower9-dform-vector until we switch over to LRA.
4837 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
4838 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4839 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
4840 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4841 for -mpower9-dform and -mlra.
4842 * doc/md.texi (wO constraint): Document wO constraint.
4844 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
4846 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
4847 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
4848 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
4849 Move handling of non-insn arguments inline into the sole user:
4850 (output_trans_func): ...here.
4851 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
4852 in emitted function prototype.
4853 (output_internal_insn_latency_func): Ditto. Simplify.
4854 (output_internal_maximal_insn_latency_func): Ditto. Delete
4855 always-unused argument.
4856 (output_insn_latency_func): Ditto.
4857 (output_maximal_insn_latency_func): Ditto.
4859 2016-05-11 Richard Biener <rguenther@suse.de>
4861 PR tree-optimization/71055
4862 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
4863 sth with precision not equal to access size verify we don't chop
4866 2016-05-11 Richard Biener <rguenther@suse.de>
4869 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
4870 (dwarf2out_finish): Move retry_incomplete_types call ...
4871 (dwarf2out_early_finish): ... here.
4873 2016-05-11 Richard Biener <rguenther@suse.de>
4876 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
4877 if the langhook insists on it.
4878 * fold-const.c (make_bit_field_ref): Add arg for the original
4879 reference and preserve its alias-set.
4880 (decode_field_reference): Take exp by reference and adjust it
4881 to the original memory reference.
4882 (optimize_bit_field_compare): Adjust callers.
4883 (fold_truth_andor_1): Likewise.
4884 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
4886 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4889 * cfgrtl.h (delete_insn_and_edges): Now return bool.
4890 * cfgrtl.c (delete_insn_and_edges): Likewise.
4891 * config/i386/i386.c (convert_scalars_to_vector): Remove
4893 * cse.c (cse_insn): Compute cse_cfg_altered.
4894 (delete_trivially_dead_insns): Likewise.
4895 (cse_cc_succs): Likewise.
4896 (rest_of_handle_cse): Free dominance info if required.
4897 (rest_of_handle_cse2): Likewise.
4898 (rest_of_handle_cse_after_global_opts): Likewise.
4900 2016-05-11 Alan Modra <amodra@gmail.com>
4902 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
4903 abi_v4_pass_in_fpr): New functions.
4904 (rs6000_function_arg_boundary): Exclude complex IBM long double
4905 from 64-bit alignment when ABI_V4.
4906 (rs6000_function_arg, rs6000_function_arg_advance_1,
4907 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
4909 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
4911 PR rtl-optimization/71028
4912 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
4913 jump with just a return in the fallthrough block if the branch
4914 block contains just a return as well.
4916 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
4918 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
4919 * match.pd ((X & Y) ^ Y): ... this.
4920 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
4921 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
4923 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4925 * read-md.c (require_char_ws): New function.
4926 (read_string): Simplify using require_char_ws.
4927 (handle_constants): Likewise.
4928 (handle_enum): Likewise.
4929 (handle_file): Likewise.
4930 * read-md.h (require_char_ws): New declaration.
4931 * read-rtl.c (read_conditions): Simplify using require_char_ws.
4932 (read_mapping): Likewise.
4933 (read_rtx_code): Likewise.
4934 (read_nested_rtx): Likewise.
4936 2016-05-10 James Norris <jnorris@codesourcery.com>
4938 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
4939 if offloading is enabled and -fopenacc or -fopenmp is specified.
4940 (CRTOFFLOADEND): Likewise.
4941 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
4942 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
4944 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
4946 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
4947 gotoff_operand code paths. Use copy_to_suggested_regs and
4948 expand_simple_binop where appropriate. Cleanup.
4950 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4953 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
4955 (dimode_scalar_chain::vector_const_cost): New.
4956 (dimode_scalar_chain::compute_convert_gain): Handle constants.
4957 (dimode_scalar_chain::convert_op): Likewise.
4958 (dimode_scalar_chain::convert_insn): Likewise.
4960 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4962 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
4963 unary operation, not a binary one.
4965 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4968 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
4969 calls with type casted fndecl.
4971 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4973 PR tree-optimization/70786
4974 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
4975 * calls.c (initialize_argument_information): Bind bounds
4976 with corresponding args passed by reference.
4978 2016-05-10 Jakub Jelinek <jakub@redhat.com>
4981 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
4982 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
4983 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
4986 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4989 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
4990 code for a zero scale factor.
4991 (vsx_xvcvdpuxds_scale): Likewise.
4993 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4995 * diagnostic-show-locus.c (layout::layout): Call show_ruler
4996 if show_ruler_p was set on the context.
4997 (layout::show_ruler): New method.
4998 * diagnostic.h (struct diagnostic_context): Add field
5001 2016-05-10 Richard Biener <rguenther@suse.de>
5003 PR tree-optimization/71039
5004 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
5005 (chk_uses): New function.
5006 (propagate_with_phi): Verify we can safely replicate the lhs of an
5007 aggregate assignment on all incoming edges.
5009 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
5011 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
5013 (rx_atomic_sequence): New class.
5014 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
5015 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
5017 (rx_atomic_sequence::rx_atomic_sequence,
5018 rx_atomic_sequence::~rx_atomic_sequence): New functions.
5019 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
5020 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
5021 CTRLREG_INTB): New constants.
5022 (FETCHOP): New code iterator.
5023 (fethcop_name, fetchop_name2): New iterator code attributes.
5024 (QIHI): New mode iterator.
5025 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
5026 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
5027 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
5029 2016-05-10 Martin Liska <mliska@suse.cz>
5031 * tree-inline.c (remap_dependence_clique): Do not remap
5032 debugging statements.
5034 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5036 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
5037 ("*fixuns_truncdfdi2_z13")
5038 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
5039 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
5040 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
5042 2016-05-10 Richard Biener <rguenther@suse.de>
5044 PR tree-optimization/70497
5045 PR tree-optimization/28367
5046 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
5048 (visit_reference_op_load): ... here.
5049 (vn_reference_lookup_3): Use it to handle subreg-like accesses
5050 with simplified BIT_FIELD_REFs.
5051 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
5052 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
5055 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5057 * dwarf2out.c (add_abstract_origin_attribute): Adjust
5058 documentation comment. For BLOCK nodes, add a
5059 DW_AT_abstract_origin attribute that points to the DIE generated
5060 for the origin BLOCK.
5061 (gen_lexical_block_die): Call add_abstract_origin_attribute for
5062 blocks from inlined functions.
5064 2016-05-10 Alan Modra <amodra@gmail.com>
5067 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
5068 regrename modifying insns saving lr before __morestack call.
5069 * config/rs6000/rs6000.md (split_stack_return): Similarly for
5070 insns restoring lr after __morestack call.
5072 2016-05-09 Jakub Jelinek <jakub@redhat.com>
5074 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
5075 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
5077 * config/i386/sse.md (vec_interleave_high<mode>,
5078 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
5079 <avx512>_vpermt2var<mode>3_maskz): Likewise.
5081 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5083 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
5084 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
5085 parallel reassociation for power8 and forward.
5087 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
5089 * config/i386/i386.md (absneg splitters with general regs): Use
5090 general_reg_operand predicate.
5091 (btsq peephole2): Use x86_64_immediate_operand to check if new
5092 value is suitable for immediate operand. Generate emitted insn
5093 using RTL expressions.
5094 (btcq peephole2): Ditto.
5095 (btrq peephole2): Ditto. Generate correct immediate operand
5098 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5100 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
5103 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5105 * tree-affine.c (wide_int_constant_multiple_p): Add missing
5106 pointer dereference.
5108 2016-05-09 Richard Biener <rguenther@suse.de>
5110 PR tree-optimization/70985
5111 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
5112 op0 isn't a gimple register.
5114 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
5116 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
5117 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
5118 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
5119 (i6400_fpu_mult): New cpu units.
5120 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
5121 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
5122 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
5123 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
5124 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
5125 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
5126 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
5127 (i6400_msa_long_float4, i6400_msa_long_float5)
5128 (i6400_msa_long_float8, i6400_msa_fdiv_df)
5129 (i6400_msa_fdiv_sf): New reservations.
5130 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
5131 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
5132 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
5133 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
5134 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
5135 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
5136 (msa_short_cmp, msa_short_float2, msa_short_logic3)
5137 (msa_short_store4, msa_long_load, msa_short_store)
5138 (msa_long_logic, msa_long_float2, msa_long_float4)
5139 (msa_long_float5, msa_long_float8, msa_long_mult)
5140 (msa_long_fdiv, msa_long_div): New reservations.
5142 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
5143 Sameera Deshpande <sameera.deshpande@imgtec.com>
5144 Matthew Fortune <matthew.fortune@imgtec.com>
5145 Graham Stott <graham.stott@imgtec.com>
5146 Chao-ying Fu <chao-ying.fu@imgtec.com>
5148 * config.gcc: Add MSA header file for mips*-*-* target.
5149 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
5150 (Ubv8i, Urv8): New constraints.
5151 * config/mips/mips-ftypes.def: Add function types for MSA
5153 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5154 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5155 * config/mips/mips-msa.md: New file.
5156 * config/mips/mips-protos.h
5157 (mips_split_128bit_const_insns): New prototype.
5158 (mips_msa_idiv_insns): Likewise.
5159 (mips_split_128bit_move): Likewise.
5160 (mips_split_128bit_move_p): Likewise.
5161 (mips_split_msa_copy_d): Likewise.
5162 (mips_split_msa_insert_d): Likewise.
5163 (mips_split_msa_fill_d): Likewise.
5164 (mips_expand_msa_branch): Likewise.
5165 (mips_const_vector_same_val_p): Likewise.
5166 (mips_const_vector_same_bytes_p): Likewise.
5167 (mips_const_vector_same_int_p): Likewise.
5168 (mips_const_vector_shuffle_set_p): Likewise.
5169 (mips_const_vector_bitimm_set_p): Likewise.
5170 (mips_const_vector_bitimm_clr_p): Likewise.
5171 (mips_msa_vec_parallel_const_half): Likewise.
5172 (mips_msa_output_division): Likewise.
5173 (mips_ldst_scaled_shift): Likewise.
5174 (mips_expand_vec_cond_expr): Likewise.
5175 * config/mips/mips.c (enum mips_builtin_type): Add
5176 MIPS_BUILTIN_MSA_TEST_BRANCH.
5177 (mips_gen_const_int_vector_shuffle): New prototype.
5178 (mips_const_vector_bitimm_set_p): New function.
5179 (mips_const_vector_bitimm_clr_p): Likewise.
5180 (mips_const_vector_same_val_p): Likewise.
5181 (mips_const_vector_same_bytes_p): Likewise.
5182 (mips_const_vector_same_int_p): Likewise.
5183 (mips_const_vector_shuffle_set_p): Likewise.
5184 (mips_symbol_insns): Forbid loading symbols via immediate for
5186 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5188 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5190 (mips_lx_address_p): Add support load indexed address for MSA.
5191 (mips_address_insns): Add calculation of instructions needed for
5192 stores and loads for MSA.
5193 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5194 CONST_VECTOR for MSA and let it fall through.
5195 (mips_ldst_scaled_shift): New function.
5196 (mips_subword_at_byte): Likewise.
5197 (mips_msa_idiv_insns): Likewise.
5198 (mips_legitimize_move): Validate MSA moves.
5199 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5200 calculation of costs for MSA division.
5201 (mips_split_move_p): Check if MSA moves need splitting.
5202 (mips_split_move): Split MSA moves if necessary.
5203 (mips_split_128bit_move_p): New function.
5204 (mips_split_128bit_move): Likewise.
5205 (mips_split_msa_copy_d): Likewise.
5206 (mips_split_msa_insert_d): Likewise.
5207 (mips_split_msa_fill_d): Likewise.
5208 (mips_output_move): Handle MSA moves.
5209 (mips_expand_msa_branch): New function.
5210 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5211 Reinstate 'y' modifier.
5212 (mips_file_start): Add MSA .gnu_attribute.
5213 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5215 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5216 (mips_class_max_nregs): Add register size for MSA supported mode.
5217 (mips_cannot_change_mode_class): Allow conversion between MSA
5218 vector modes and TImode.
5219 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5221 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5222 (mips_preferred_simd_mode): Add preffered modes for MSA.
5223 (mips_vector_mode_supported_p): Add MSA supported modes.
5224 (mips_autovectorize_vector_sizes): New function.
5225 (mips_msa_output_division): Likewise.
5226 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5227 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5228 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5229 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5230 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5231 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5232 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5233 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5234 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5235 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5236 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5237 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5238 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5239 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5240 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5241 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5242 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5243 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5244 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5245 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5246 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5247 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5248 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5249 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5250 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5251 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5252 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5253 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5254 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5255 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5256 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5257 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5258 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5259 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5260 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5261 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5262 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5263 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5264 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5265 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5266 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5267 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5268 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5269 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5270 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5271 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5272 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5273 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5274 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5275 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5276 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5277 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5278 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5279 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5280 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5281 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5282 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5283 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5284 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5285 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5286 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5287 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5288 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5289 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5290 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5291 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5292 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5293 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5294 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5295 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5296 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5297 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5298 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5299 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5300 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5301 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5302 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5303 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5304 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5305 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5306 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5307 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5308 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5309 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5310 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5311 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5312 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5313 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5314 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5315 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5316 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5317 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5318 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5319 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5320 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5321 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5322 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5323 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5324 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5325 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5326 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5327 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5328 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5329 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5330 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5331 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5332 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5333 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5334 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5335 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5336 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5337 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5338 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5339 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5340 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5341 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5342 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5343 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5344 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5345 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5346 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5347 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5348 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5349 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5350 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5351 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5352 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5353 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5354 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5355 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5356 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5357 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5358 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5359 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5360 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5361 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5362 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5363 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5364 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5365 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5366 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5367 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5368 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5369 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5370 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5371 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5372 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5373 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5374 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5375 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5376 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5378 (mips_get_builtin_decl_index): New array.
5379 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5380 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5381 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5382 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5383 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5385 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5387 (mips_expand_builtin_insn): Prepare operands for
5388 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5389 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5390 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5391 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5392 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5393 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5394 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5395 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5396 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5397 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5398 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5399 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5400 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5401 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5402 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5403 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5404 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5405 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5406 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5407 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5408 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5409 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5410 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5411 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5412 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5413 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5414 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5415 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5416 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5417 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5418 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5419 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5420 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5421 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5422 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5423 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5424 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5425 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5426 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5427 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5428 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5429 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5430 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5431 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5432 These are set implicitly and an error is reported if overridden.
5433 (mips_expand_builtin_msa_test_branch): New function.
5434 (mips_expand_msa_shuffle): Likewise.
5435 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5436 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5437 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5438 (mips_expand_vec_unpack): Add support for MSA.
5439 (mips_expand_vector_init): Likewise.
5440 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5441 instead of const0_rtx.
5442 (mips_msa_vec_parallel_const_half): New function.
5443 (mips_gen_const_int_vector): Likewise.
5444 (mips_gen_const_int_vector_shuffle): Likewise.
5445 (mips_expand_msa_cmp): Likewise.
5446 (mips_expand_vec_cond_expr): Likewise.
5447 * config/mips/mips.h
5448 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5449 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5451 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5452 (ISA_HAS_MSA): New macro.
5453 (UNITS_PER_MSA_REG): Likewise.
5454 (BITS_PER_MSA_REG): Likewise.
5455 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5456 (MSA_REG_FIRST): New macro.
5457 (MSA_REG_LAST): Likewise.
5458 (MSA_REG_NUM): Likewise.
5459 (MSA_REG_P): Likewise.
5460 (MSA_REG_RTX_P): Likewise.
5461 (MSA_SUPPORTED_MODE_P): Likewise.
5462 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5463 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5464 * config/mips/mips.md: Include mips-msa.md.
5465 (alu_type): Add simd_add.
5466 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5467 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5468 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5469 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5470 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5471 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5472 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5473 simd_move, simd_load, simd_store. Choose "multi" for moves
5475 (qword_mode): New attribute.
5476 (insn_count): Add instruction count for quad moves.
5477 Increase the count for MIPS SIMD division.
5478 (UNITMODE): Add UNITMODEs for vector types.
5479 (addsub): New code iterator.
5480 * config/mips/mips.opt (mmsa): New option.
5481 * config/mips/msa.h: New file.
5482 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5484 * config/mips/mti-linux.h: Likewise.
5485 * config/mips/predicates.md
5486 (const_msa_branch_operand): New constraint.
5487 (const_uimm3_operand): Likewise.
5488 (const_uimm4_operand): Likewise.
5489 (const_uimm5_operand): Likewise.
5490 (const_uimm8_operand): Likewise.
5491 (const_imm5_operand): Likewise.
5492 (aq10b_operand): Likewise.
5493 (aq10h_operand): Likewise.
5494 (aq10w_operand): Likewise.
5495 (aq10d_operand): Likewise.
5496 (const_m1_operand): Likewise.
5497 (reg_or_m1_operand): Likewise.
5498 (const_exp_2_operand): Likewise.
5499 (const_exp_4_operand): Likewise.
5500 (const_exp_8_operand): Likewise.
5501 (const_exp_16_operand): Likewise.
5502 (const_vector_same_val_operand): Likewise.
5503 (const_vector_same_simm5_operand): Likewise.
5504 (const_vector_same_uimm5_operand): Likewise.
5505 (const_vector_same_uimm6_operand): Likewise.
5506 (const_vector_same_uimm8_operand): Likewise.
5507 (par_const_vector_shf_set_operand): Likewise.
5508 (reg_or_vector_same_val_operand): Likewise.
5509 (reg_or_vector_same_simm5_operand): Likewise.
5510 (reg_or_vector_same_uimm6_operand): Likewise.
5511 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5513 * doc/invoke.texi (-mmsa): Document new option.
5515 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5517 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5518 * configure: Regenerate.
5519 * config.in: Regenerate.
5520 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5522 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5523 (ENDFILE_VTV_SPEC): Define.
5525 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5527 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5528 registers in all interrupt handlers if necessary.
5529 (rl78_option_override): Add warning.
5530 (MUST_SAVE_MDUC_REGISTERS): New macro.
5531 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5532 * config/rl78/rl78.c (check_mduc_usage): New function.
5533 (mduc_regs): New structure to hold MDUC register data.
5534 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5535 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5536 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5537 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5538 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5539 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5541 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5543 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5544 (tree-ssa-loop-niter.h): Ditto.
5545 (idx_within_array_bound, ref_within_array_bound): New functions.
5546 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5547 Factor out check on writable base object to ...
5548 (base_object_writable): ... here.
5550 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5552 * config/arm/arm.md (probe_stack): Add modes to set source
5555 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5557 * regrename.c (base_reg_class_for_rename): New static function.
5558 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5560 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5562 * cgraph.c (thunk_adjust): Export.
5563 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5564 * cgraphunit.c (thunk_adjust): Export.
5565 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5567 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5569 * tree-inline.c (expand_call_inline): Expand thunks inline.
5571 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5574 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5575 (*sse2_vd_cvtss2sd): Ditto.
5576 * config/i386/i386.md
5577 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5578 Generate *sse2_vd_cvtsd2ss pattern.
5579 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5580 Generate *sse2_vd_cvtss2sd pattern.
5582 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5584 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5585 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5588 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5590 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5591 * config/sh/sh.c: Define and declare variables on first use throughout
5593 (current_function_interrupt): Change to bool type.
5594 (frame_insn): Rename to emit_frame_insn and update users.
5595 (push_regs): Use bool for 'interrupt_handler' argument.
5596 (save_schedule_s): Remove.
5597 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5598 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5599 targetm.asm_out.unaligned_op.di.
5600 (gen_far_branch): Remove redundant forward declaration.
5601 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5602 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5603 (sh_set_return_address, sh_function_ok_for_sibcall,
5604 scavenge_reg): Update comments.
5605 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5606 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5607 (sh_attr_renesas_p): Remove unnecessary parentheses.
5608 (branch_dest): Simplify.
5609 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5610 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5611 (CUMULATIVE_ARGS): Change macro to typedef.
5612 (current_function_interrupt): Change to bool type.
5613 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5614 Surround with __cplusplus ifdef.
5615 (sh_compare_op0, sh_compare_op1): Remove.
5616 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5618 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5620 * config/arm/arm.md: (arch): Add neon.
5621 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5622 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5623 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5624 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5625 attributes for alt renumbering. Mark alt 3 as non-predicable.
5626 (thumb2_movdf_vfp): Likewise.
5628 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5630 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5631 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5632 (*andqi_1): Add preferred_for_speed attribute to disparage
5633 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5634 (*<code>qi_1): Ditto.
5635 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5636 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5637 (*ashlqi3_1): Ditto.
5638 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5639 Add preferred_for_size attribute to disparage alternative 0 and
5640 preferred_for_speed attribute to disparage alternative 1 for
5641 TARGET_PARTIAL_REG_STALL targets.
5643 2016-05-07 Tom de Vries <tom@codesourcery.com>
5645 PR tree-optimization/70956
5646 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5649 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5651 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5652 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5653 * config/sh/sh.md (branch_zero): Remove define_attr.
5654 (define_delay): Disable delay slot if branch distance is one insn.
5656 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5658 * config/i386/i386.md (LEAMODE): New mode attribute.
5659 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5660 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5661 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5662 operand 2 predicate.
5663 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5664 (*lea<mode>_general_3): Ditto.
5665 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5667 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5669 * genmddump.c (main): Convert argv from char ** to const char **.
5671 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5673 * coretypes.h (OVERRIDE): New macro.
5676 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5678 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5679 allow coalescing if the types are compatible.
5681 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5683 * pass_manager.h (pass_manager::register_pass_name): New method.
5684 (pass_manager::get_pass_by_name): New method.
5685 (pass_manager::create_pass_tab): New method.
5686 (pass_manager::m_name_to_pass_map): New field.
5687 * passes.c (name_to_pass_map): Delete global in favor of field
5688 "m_name_to_pass_map" of pass_manager.
5689 (register_pass_name): Rename from a function to...
5690 (pass_manager::register_pass_name): ...this method, updating
5691 for renaming of global "name_to_pass_map" to field
5692 "m_name_to_pass_map".
5693 (create_pass_tab): Rename from a function to...
5694 (pass_manager::create_pass_tab): ...this method, updating
5695 for renaming of global "name_to_pass_map" to field.
5696 (get_pass_by_name): Rename from a function to...
5697 (pass_manager::get_pass_by_name): ...this method.
5698 (enable_disable_pass): Convert use of get_pass_by_name to
5699 a method call, locating the pass_manager singleton.
5701 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5703 * genattr-common.c (main): Convert argv from char ** to const char **.
5704 * genattr.c (main): Likewise.
5705 * genattrtab.c (main): Likewise.
5706 * genautomata.c (initiate_automaton_gen): Likewise.
5708 * gencodes.c (main): Likewise.
5709 * genconditions.c (main): Likewise.
5710 * genconfig.c (main): Likewise.
5711 * genconstants.c (main): Likewise.
5712 * genemit.c (main): Likewise.
5713 * genenums.c (main): Likewise.
5714 * genextract.c (main): Likewise.
5715 * genflags.c (main): Likewise.
5716 * genmddeps.c (main): Likewise.
5717 * genopinit.c (main): Likewise.
5718 * genoutput.c (main): Likewise.
5719 * genpeep.c (main): Likewise.
5720 * genpreds.c (main): Likewise.
5721 * genrecog.c (main): Likewise.
5722 * gensupport.c (init_rtx_reader_args_cb): Likewise.
5723 (init_rtx_reader_args): Likewise.
5724 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5725 (init_rtx_reader_args): Likewise.
5726 * gentarget-def.c (main): Likewise.
5727 * read-md.c (read_md_files): Likewise.
5728 * read-md.h (read_md_files): Likewise.
5730 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5732 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
5733 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
5734 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
5735 Remove unused predicate.
5736 (register_and_not_fp_reg_operand): Ditto.
5738 2016-05-06 Martin Liska <mliska@suse.cz>
5740 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
5741 instead of vec as the vector is local to the function.
5743 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5745 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
5746 avx512bw alternative.
5748 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
5749 before the ashr<mode>3 pattern.
5751 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
5752 v instead of x in vex or maybe_vex alternatives, use
5753 maybe_evex instead of vex in prefix.
5755 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
5756 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
5757 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
5758 in vex or maybe_vex alternatives, use maybe_evex instead of vex
5761 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
5762 v instead of x in vex or maybe_vex alternatives, use
5763 maybe_evex instead of vex in prefix.
5765 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
5766 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
5767 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
5768 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
5769 alternatives, use maybe_evex instead of vex in prefix.
5771 * config/i386/sse.md (vec_interleave_lowv4sf,
5772 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
5773 v instead of x in vex or maybe_vex alternatives, use
5774 maybe_evex instead of vex in prefix.
5776 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
5777 v instead of x in vex or maybe_vex alternatives, use
5778 maybe_evex instead of vex in prefix.
5780 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
5781 v constraint instead of x.
5783 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
5785 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
5786 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
5789 2016-05-06 Richard Biener <rguenther@suse.de>
5791 PR tree-optimization/70948
5792 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
5793 Properly clobber all fields of va_list for __builtin_va_start.
5795 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
5798 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
5799 loop latch destination.
5801 2016-05-06 Martin Liska <mliska@suse.cz>
5803 * tree-ssa-uninit.c: Apply manual changes
5804 to the GNU coding style.
5805 (prune_uninit_phi_opnds): Rename from
5806 prune_uninit_phi_opnds_in_unrealizable_paths.
5808 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5810 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
5811 mspace): Remove deprecated options.
5812 * doc/invoke.texi (SH options): Remove -mspace.
5814 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5816 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
5818 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5820 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
5821 corresponding combine split pattern.
5823 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5826 * config/sh/predicates.md (long_displacement_mem_operand): New.
5827 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
5828 Add movi20, movi20s alternatives. Adjust length attribute for
5830 (movsi_ie): Allow for any FPU. Adjust length attribute for
5832 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
5833 attribute for alternatives.
5834 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
5835 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
5836 length attribute for alternatives.
5838 2016-05-06 Richard Biener <rguenther@suse.de>
5840 PR tree-optimization/70960
5841 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
5843 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5846 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
5847 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
5849 2016-05-06 Marek Polacek <polacek@redhat.com>
5852 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
5854 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5857 * config/sh/sh.md (*rotcr): Add another variant.
5859 2016-05-06 Richard Biener <rguenther@suse.de>
5862 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
5864 2016-05-06 Richard Biener <rguenther@suse.de>
5867 * fold-const.c (split_tree): Always convert to the original type
5870 2016-05-06 Richard Biener <rguenther@suse.de>
5872 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
5873 (fwprop_addr): Likewise.
5875 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5878 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
5880 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
5881 * config/i386/i386.md (push mem splitter): Use find_constant_src in
5882 the splitter condition.
5883 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
5884 the splitter condition.
5885 (FP float_extend load splitter): Ditto.
5887 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
5889 * config/i386/i386.md (peehole2 patterns): Change true_regnum
5890 to REGNO in all peephole2 patterns.
5891 (post-reload splitters): Change true_regnum to REGNO in
5892 post-reload splitters.
5893 (zero_extend splitters): Use general_reg_operand and
5894 nonimmediate_gr_operand predicates.
5896 2016-05-05 Jakub Jelinek <jakub@redhat.com>
5898 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
5899 v constraint instead of x.
5901 2016-05-05 Alan Modra <amodra@gmail.com>
5904 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
5905 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
5906 TARGET_NO_FP_IN_TOC for -mrelocatable.
5907 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
5908 TARGET_RELOCATABLE test.
5909 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5910 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5911 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5912 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5913 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5914 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5915 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5916 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5917 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
5918 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5920 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
5921 (rs6000_stack_info): Likewise.
5922 (rs6000_elf_asm_out_constructor): Likewise.
5923 (rs6000_elf_asm_out_destructor): Likewise.
5924 (rs6000_elf_declare_function_name): Likewise.
5925 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
5926 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
5929 2016-05-05 Alan Modra <amodra@gmail.com>
5931 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
5933 2016-05-05 Alan Modra <amodra@gmail.com>
5935 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
5936 out-of-line gpr restore for one or two regs if that would add
5939 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
5942 * config/i386/i386.md
5943 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
5944 Change to post-epilogue_completed late splitter. Use sse_reg_operand
5945 as operand 0 predicate.
5946 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
5948 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
5949 Ditto. Emit the pattern using RTX.
5951 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
5952 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
5953 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
5954 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
5956 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
5957 sse_reg_operand as operand 0 predicate.
5959 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
5960 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
5961 instead of gen_rtx_REG.
5962 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
5965 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5967 * function.c (emit_use_return_register_into_block): Delete.
5968 (gen_return_pattern): Delete.
5969 (emit_return_into_block): Delete.
5970 (active_insn_between): Delete.
5971 (convert_jumps_to_returns): Delete.
5972 (emit_return_for_exit): Delete.
5973 (thread_prologue_and_epilogue_insns): Delete all code dealing with
5974 simple_return for shrink-wrapped blocks.
5975 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
5976 end of blocks that need one.
5977 (get_unconverted_simple_return): Delete.
5978 (convert_to_simple_return): Delete.
5979 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
5980 (convert_to_simple_return): Ditto.
5982 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5984 * cfgcleanup.c (bb_is_just_return): New function.
5985 (try_optimize_cfg): Simplify jumps to return, branches to return,
5986 and branches around return.
5988 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5990 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
5993 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5997 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
5998 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
5999 assert flags & OEP_HASH_CHECK, instead of asserting it
6000 never happens. Handle TARGET_EXPR.
6001 * fold-const.c (operand_equal_p): For hash verification,
6002 or in OEP_HASH_CHECK into flags.
6004 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
6006 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
6008 (compute_samebase_partition_bases): Fix typo.
6010 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6012 * config/i386/sse.md (vec_interleave_highv8sf,
6013 vec_interleave_lowv8sf, vec_interleave_highv4df,
6014 vec_interleave_lowv4df): Remove constraints from expanders.
6016 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
6018 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6020 * tree-inline.c (expand_call_inline): Fix path dealing with
6021 making lhs of call statement undefined.
6023 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6025 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
6026 Check availability on NODE, too.
6027 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
6028 (cgraph_node::call_for_symbol_and_aliases): Likewise.
6029 (varpool_node::call_for_symbol_and_aliase): Likewise.
6030 * ipa-pure-const.c (add_new_function): Analyze all bodies.
6031 (propagate_pure_const): Propagate across interposable functions, too.
6032 (skip_function_for_local_pure_const): Do not skip interposable bodies
6034 (pass_local_pure_const::execute): Update.
6036 2016-05-04 Marek Polacek <polacek@redhat.com>
6038 * doc/invoke.texi: Document -Wdangling-else.
6040 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6042 * config.gcc: Error out when conflicting multilib is detected. Do not
6043 loop over multilibs since no combination is legal.
6045 2016-05-04 Alan Modra <amodra@gmail.com>
6047 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
6048 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
6049 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6052 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
6054 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
6055 Clean up p5600 comments.
6057 2016-05-04 Richard Biener <rguenther@suse.de>
6059 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
6060 constructor simplifications.
6061 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
6063 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
6065 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
6066 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
6067 result.set_rtx is null instead of aborting.
6068 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
6070 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
6071 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
6072 *mov<mode>_store_postinc): New patterns.
6074 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
6076 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
6077 as commutative. Check both conversions are NOP.
6078 ((A & B) OP (C & B)): Remove.
6080 2016-05-04 Alan Modra <amodra@gmail.com>
6082 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
6084 2016-05-04 Alan Modra <amodra@gmail.com>
6087 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
6088 when cr2,3,4 are all fixed regs.
6090 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
6092 PR rtl-optimization/57193
6093 * opts.c (default_options_table): Revert OPT_frename_registers change.
6094 * doc/invoke.texi (-frename-registers, -O2): Likewise.
6096 2016-05-03 Martin Sebor <msebor@redhat.com>
6099 * builtins.c (fold_builtin_FILE): New function.
6100 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
6101 (fold_builtin_0): Call them.
6102 * gimplify.c (gimplify_call_expr): Remove the handling of
6103 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
6106 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
6107 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
6111 * doc/extend.texi (Function Names as Strings): Update __func__,
6112 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
6115 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6116 Richard Biener <rguenther@suse.de>
6118 PR tree-optimization/70916
6119 * tree-if-conv.c: Include cfganal.h.
6120 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
6121 and remove_fake_exit_edges around the optimization pass.
6123 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
6125 * cgraph.c (symbol_table::create_edge): Set inline_failed.
6126 (cgraph_edge::make_direct): Likewise.
6127 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
6128 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
6129 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
6130 (CIF_THUNK): New code.
6131 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
6132 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
6133 (compute_inline_parameters): Set inline_failed for thunks.
6134 (inline_analyze_function): Cleanup.
6135 * ipa-inline.c (can_inline_edge_p): Do not deal with
6136 call_stmt_cannot_inline_p.
6137 (can_early_inline_edge_p): Likewise.
6138 (early_inliner): Initialize inline_failed.
6139 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
6141 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
6143 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
6144 from nonimm_ssenomem_operand.
6145 (nonimm_ssenomem_operand): New predicate.
6146 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
6147 as operand 0 predicate.
6148 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
6149 Disable unsupported alternatives using "enabled" attribute.
6150 Use register_ssemem_operand as operand 0 predicate.
6151 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
6153 2016-05-03 Marek Polacek <polacek@redhat.com>
6156 * input.c (expansion_point_location): New function.
6157 * input.h (expansion_point_location): Declare.
6159 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6161 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6162 occurence with frame_offset_ ones.
6164 2016-05-03 Alan Modra <amodra@gmail.com>
6166 PR rtl-optimization/70890
6167 * ira.c (combine_and_move_insns): When moving def_insn, remove
6170 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6172 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6173 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6174 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6175 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6177 2016-05-03 Alan Modra <amodra@gmail.com>
6179 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6180 for SAVE_MULTIPLE/STORE_MULTIPLE.
6182 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6184 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6185 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6187 2016-05-03 Richard Biener <rguenther@suse.de>
6189 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6191 (gimplify_arg): Likewise.
6192 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6193 re-writing the result to a decl if required.
6194 (internal_get_tmp_var): Add allow_ssa parameter
6195 and override into_ssa with it.
6196 (get_formal_tmp_var): Adjust.
6197 (get_initialized_tmp_var): Add allow_ssa parameter.
6198 (gimplify_arg): Add allow_ssa parameter and avoid generating
6199 SSA names for the result false.
6200 (gimplify_call_expr): If the call may return twice do not
6201 gimplify parameters into SSA.
6202 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6203 (gimplify_modify_expr): Adjust assert. For noreturn calls
6204 with a SSA name LHS adjust its def.
6205 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6206 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6207 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6208 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6209 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6210 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6211 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6212 (optimize_target_teams): Do not allow SSA names for clause operands.
6213 (gimplify_expr): Likewise for where we mark the result addressable.
6214 * passes.def (pass_init_datastructures): Remove.
6215 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6216 (rewrite_stmt): Likewise.
6217 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6218 (replace_locals_op): Replace SSA names.
6219 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6220 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6221 * cgraph.c (release_function_body): Free CFG annotations only
6222 when we have a CFG. Simplify.
6223 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6224 force_gimple_operand instead of get_initialized_tmp_var.
6225 * tree-pass.h (make_pass_init_datastructures): Remove.
6226 * tree-ssa.c (execute_init_datastructures): Remove.
6227 (pass_data_init_datastructures): Likewise.
6228 (class pass_init_datastructures): Likewise.
6229 (make_pass_init_datastructures): Likewise.
6230 * omp-low.c (create_omp_child_function): Init SSA data structures.
6231 (grid_expand_target_grid_body): Likewise.
6232 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6233 name before adding it to names_to_release.
6234 (remove_bb): Always release SSA defs.
6235 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6236 before dereferencing it.
6237 * cgraphunit.c (init_lowered_empty_function): Always
6238 int SSA data structures.
6239 * tree-ssanames.c (release_defs): Remove assert that we are in
6241 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6243 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6244 Uros Bizjak <ubizjak@gmail.com>
6246 PR rtl-optimization/70467
6247 * config/i386/predicates.md (x86_64_hilo_int_operand,
6248 x86_64_hilo_general_operand): New predicates.
6249 * config/i386/constraints.md (Wd): New constraint.
6250 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6251 (general_hilo_operand): New mode attr.
6252 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6253 instead of <general_operand>.
6254 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6255 x86_64_hilo_general_operand instead of <general_operand>.
6257 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6259 PR tree-optimization/70916
6260 * tree-if-conv.c (constant_or_ssa_name): Removed.
6261 (fold_build_cond_expr): Use is_gimple_val instead of
6262 constant_or_ssa_name.
6264 PR tree-optimization/70916
6265 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6266 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6269 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6270 (optimize_atomic_bit_test_and): New function.
6271 (pass_fold_builtins::execute): Use it.
6272 * optabs.def (atomic_bit_test_and_set_optab,
6273 atomic_bit_test_and_complement_optab,
6274 atomic_bit_test_and_reset_optab): New optabs.
6275 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6276 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6277 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6278 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6279 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6280 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6281 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6282 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6283 atomic_bit_test_and_complement@var{mode},
6284 atomic_bit_test_and_reset@var{mode}): Document.
6285 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6286 atomic_bit_test_and_complement<mode>,
6287 atomic_bit_test_and_reset<mode>): New expanders.
6288 (atomic_bit_test_and_set<mode>_1,
6289 atomic_bit_test_and_complement<mode>_1,
6290 atomic_bit_test_and_reset<mode>_1): New insns.
6292 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6294 PR rtl-optimization/70687
6295 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6296 instead of unsigned HOST_WIDE_INT.
6298 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6300 PR rtl-optimization/44281
6301 * hard-reg-set.h (struct target_hard_regs): New field
6302 x_fixed_nonglobal_reg_set.
6303 (fixed_nonglobal_reg_set): New macro.
6304 * reginfo.c (init_reg_sets_1): Initialize it.
6305 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6307 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6309 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6311 PR tree-optimization/56541
6312 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6313 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6314 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6315 (any_complicated_phi): new static variable.
6316 (aggressive_if_conv): delete.
6317 (if_convertible_phi_p): support phis with more than two arguments.
6318 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6319 critical pred edges.
6320 (ifcvt_split_critical_edges): support phis with more than two
6321 arguments by checking new parameter. only split critical edges
6323 (tree_if_conversion): handle simd pragma marked loop using new
6324 local variable aggressive_if_conv. check any_complicated_phi.
6326 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6328 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6331 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6333 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6336 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6338 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6339 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6340 define_insn_and_split.
6341 (mulsi3_i): New define_insn_and_split.
6342 (mulsi3_call): Convert to define_insn.
6343 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6346 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6348 * machmode.h (mode_complex): Add support to give the complex mode
6350 (GET_MODE_COMPLEX_MODE): Likewise.
6351 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6352 stored by build_complex_type and gfc_build_complex_type instead of
6353 trying to figure out the appropriate mode based on the size. Raise
6354 an assertion error, if the type was not set.
6355 * genmodes.c (struct mode_data): Add field for the complex type of
6357 (blank_mode): Likewise.
6358 (make_complex_modes): Remember the complex mode created in the
6360 (emit_mode_complex): Write out the mode_complex array to map a
6361 type mode to the complex version.
6362 (emit_insn_modes_c): Likewise.
6363 * tree.c (build_complex_type): Set the complex type to use before
6364 calling layout_type.
6365 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6366 support for __float128 complex datatypes.
6367 (rs6000_hard_regno_mode_ok): Likewise.
6368 (rs6000_setup_reg_addr_masks): Likewise.
6369 (rs6000_complex_function_value): Likewise.
6370 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6371 __float128 and __ibm128 complex.
6372 (FLOAT128_IBM_P): Likewise.
6373 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6374 * doc/extend.texi (Additional Floating Types): Document that
6375 -mfloat128 must be used to enable __float128. Document complex
6376 __float128 and __ibm128 support.
6378 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6381 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6382 char/short arguments promoted to int because of promote_prototypes.
6384 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6386 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6387 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6388 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6389 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6390 alternatives using "enabled" attribute. Use register_ssemem_operand
6391 as operand 1 predicate.
6392 (*cmpi<unord>xf_i387): Split XFmode pattern from
6393 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6394 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6395 *absneg<mode>2_i387. Disable unsupported alternatives using
6396 "enabled" attribute.
6397 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6399 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6401 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6403 (oacc_loop_process): Check mask for loop termination.
6405 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6407 * cif-code.def (CIF_THUNK): Add.
6408 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6411 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6413 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6414 (dump_inline_summary): Dump it.
6415 (fp_expression_p): New predicate.
6416 (estimate_function_body_sizes): Use it.
6417 (inline_merge_summary): Merge fp_expressions.
6418 (inline_read_section): Read fp_expressions.
6419 (inline_write_summary): Write fp_expressions.
6420 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6421 codegen boundary if either caller or callee is !fp_expressions.
6422 * ipa-inline.h (inline_summary): Add fp_expressions.
6423 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6424 to fp_expressions be sure the fp generation flags are updated.
6426 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6428 PR rtl-optimization/70467
6429 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6431 PR rtl-optimization/70467
6432 * ipa-pure-const.c (check_call): Handle internal calls even in
6433 ipa mode like in local mode.
6435 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6437 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6439 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6441 * match.pd (X u< X, X u> X): New transformations.
6443 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6445 * flag-types.h (enum warn_strict_overflow_code): Move ...
6446 * coretypes.h: ... here.
6447 * fold-const.h (fold_overflow_warning): Declare.
6448 * fold-const.c (fold_overflow_warning): Make non-static.
6449 (fold_comparison): Move the transformation of X +- C1 CMP C2
6450 into X CMP C2 -+ C1 ...
6451 * match.pd: ... here.
6452 * gimple-fold.c (fold_stmt_1): Protect with
6453 fold_defer_overflow_warnings.
6455 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6457 * omp-low.c (struct oacc_loop): Add 'inner' field.
6458 (new_oacc_loop_raw): Initialize it to zero.
6459 (oacc_loop_fixed_partitions): Initialize it.
6460 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6461 available partitioning.
6463 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6465 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6467 (umulsidi3): Likewise.
6468 (indirect_jump): Fix jump instruction assembly patterns.
6470 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6473 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6474 (nvptx_function_value): Assert non-NULL cfun.
6476 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6478 PR rtl-optimization/70886
6479 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6481 * cselib.h (rtx_equal_for_cselib_1): Declare.
6482 (rtx_equal_for_cselib_p: New inline function.
6483 * cselib.c (rtx_equal_for_cselib_p): Delete.
6484 (rtx_equal_for_cselib_1): Make public.
6486 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6488 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6489 (register_mixssei387nonimm_operand): Remove predicate.
6490 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6491 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6492 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6493 for TARGET_MIX_SSE_I387 alternatives.
6494 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6495 Disable unsupported alternatives using "enabled" attribute. Use
6496 nonimm_ssenomem_operand as operand 1 predicate. Also check
6497 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6499 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6501 * tree.c (cst_and_fits_in_hwi): Simplify.
6503 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6505 * tree.h (wi::to_wide): New function.
6506 * expr.c (expand_expr_real_1): Use wi::to_wide.
6507 * fold-const.c (int_const_binop_1): Likewise.
6508 (extract_muldiv_1): Likewise.
6510 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6512 * wide-int.h: Update offset_int and widest_int documentation.
6513 (WI_SIGNED_SHIFT_RESULT): New macro.
6514 (wi::binary_shift): Define signed_shift_result_type for
6515 shifts on offset_int- and widest_int-like types.
6516 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6517 * tree.h (int_bit_position): Use shift operators instead of wi::
6519 * alias.c (adjust_offset_for_component_ref): Likewise.
6520 * expr.c (get_inner_reference): Likewise.
6521 * fold-const.c (fold_comparison): Likewise.
6522 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6523 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6524 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6525 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6526 (stmt_kills_ref_p): Likewise.
6527 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6528 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6529 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6530 (ao_ref_init_from_vn_reference): Likewise.
6532 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6534 * wide-int.h: Update offset_int and widest_int documentation.
6535 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6536 (wi::binary_traits): Allow ordered comparisons between offset_int and
6537 offset_int, between widest_int and widest_int, and between either
6538 of these types and basic C types.
6539 (operator <, <=, >, >=): Define for the same combinations.
6540 * tree.h (tree_int_cst_lt): Use comparison operators instead
6541 of wi:: comparisons.
6542 (tree_int_cst_le): Likewise.
6543 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6544 (fold_nonarray_ctor_reference): Likewise.
6545 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6546 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6547 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6548 * tree-sra.c (completely_scalarize): Likewise.
6549 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6550 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6551 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6552 (check_for_binary_op_overflow): Likewise.
6553 (search_for_addr_array): Likewise.
6554 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6556 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6558 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6559 (arc_save_restore): Likewise.
6560 (arc_dwarf_register_span): Likewise.
6561 (arc_output_pic_addr_const): Initialize suffix variable.
6563 2016-05-02 Martin Liska <mliska@suse.cz>
6565 * symbol-summary.h (function_summary::function_summary):
6566 Remove checking assert for all cgraph nodes.
6567 (function_summary::get): Check summary_uid.
6568 (symtab_insertion): Check summary_uid.
6570 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6572 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6573 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6575 (arc_dwarf_register_span): Remove enum keyword.
6576 (compact_memory_operand_p): New function.
6577 * config/arc/arc.h (reg_class): Add code density register classes.
6578 (REG_CLASS_NAMES): Likewise.
6579 (REG_CLASS_CONTENTS): Likewise.
6580 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6581 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6582 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6583 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6584 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6586 (h, Rcd, Rsd, Rzd): New register constraints.
6587 (T): Use compact_memory_operand_p function.
6588 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6590 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6592 * config/sh/sh.md (*negnegt, *movtt): Remove.
6594 2016-05-02 Marek Polacek <polacek@redhat.com>
6595 Tom de Vries <tom@codesourcery.com>
6597 PR tree-optimization/70700
6598 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6599 bigger than FIRST_REF_NODE.
6601 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6604 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6606 (prepare_cbranch_operands): Don't use scratch register. Assume that
6607 function is used when pseudos can be created.
6608 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6609 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6610 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6611 define_expand. Allow it only when pseudos can be created.
6612 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6614 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6616 * config/i386/constraints.md (BC): Only allow -1 operands.
6617 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6618 Add "enabled" attribute. Update XI mode attribute calculation.
6619 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6620 (*movoi_internal_avx): Update XI mode attribute calculation.
6621 (*movti_internal): Ditto.
6623 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6625 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6626 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6628 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6630 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6631 statement on instruction code. Remove trailing spaces.
6632 (altivec_expand_stv_builtin): Likewise.
6634 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6636 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6637 (TARGET_FPU_DOUBLE): Simplify.
6638 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6639 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6640 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6641 with 'TARGET_FPU_DOUBLE'.
6642 * config/sh/sh.md: Likewise.
6644 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6646 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6647 SH_DIV_STR_FOR_SIZE): Remove.
6648 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6649 SH_DIV_STR_FOR_SIZE): Remove.
6651 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6653 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6654 logical_reg_operand): Delete.
6655 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6656 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6657 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6658 match_operand and match_test.
6659 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6660 variables on their first use. Return bool values.
6661 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6662 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6663 arith_reg_operand for input operand. Remove empty constraints.
6665 (*xorsi3_compact): Rename to xorsi3.
6666 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6667 (*zero_extend<mode>si2_disp_mem): Update comment.
6670 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6672 * config/sh/t-sh: Remove SH5 support.
6673 * config.gcc: Likewise.
6674 * configure: Likewise.
6676 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6678 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6680 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6682 * config/sh/sh.c (register_sh_passes, sh_option_override,
6683 sh_print_operand, prepare_move_operands,
6684 sh_can_follow_jump): Remove TARGET_SH1 checks.
6685 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6686 PROMOTE_MODE): Likewise.
6687 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6690 2016-04-30 Alan Modra <amodra@gmail.com>
6692 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6693 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6694 Check for user regs later to avoid unnecessary looping over regs.
6695 Merge user reg check with non-saved reg check. Don't force
6696 inline VR restore when static chain used.
6697 (rs6000_frame_related): Omit eh_frame info for user regs when
6699 (fixed_regs_p): Delete.
6701 2016-04-30 Alan Modra <amodra@gmail.com>
6703 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
6704 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
6707 2016-04-30 Alan Modra <amodra@gmail.com>
6710 * config/rs6000/rs6000.c (fixed_reg_p): New function.
6711 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
6714 2016-04-30 Alan Modra <amodra@gmail.com>
6716 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6717 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
6718 flag_pic test for Darwin.
6720 2016-04-30 Alan Modra <amodra@gmail.com>
6722 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
6723 throw_calls_crossed.
6724 (REG_FREQ_CALLS_CROSSED): Delete.
6725 (REG_N_THROWING_CALLS_CROSSED): Delete.
6726 * regstat.c (regstat_bb_compute_ri): Don't calculate
6727 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
6728 (dump_reg_info): Don't print call cross frequency.
6729 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
6730 and REG_N_THROWING_CALLS_CROSSED.
6732 2016-04-30 Alan Modra <amodra@gmail.com>
6734 * regs.h (struct reg_info_t): Delete live_length.
6735 (REG_LIVE_LENGTH): Delete macro.
6736 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
6737 local_live, local_processed and local_live_last_luid params.
6738 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
6740 (regstat_compute_ri): Adjust for above. Don't set
6742 (dump_reg_info): Don't print live length.
6743 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
6744 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
6745 Localize loop_depth var.
6747 2016-04-30 Alan Modra <amodra@gmail.com>
6749 * ira.c (enum valid_equiv): New.
6750 (validate_equiv_mem): Return enum.
6751 (update_equiv_mem): Create replacement in more cases.
6752 (add_store_equivs): Update validate_equiv_mem call.
6754 2016-04-30 Alan Modra <amodra@gmail.com>
6756 * ira.c (combine_and_move_insns): Rather than scanning insns,
6757 use DF infrastucture to find use and def insns.
6759 2016-04-30 Alan Modra <amodra@gmail.com>
6761 ira.c (combine_and_move_insns): Move invariant conditions..
6762 (ira.c): ..to here. Call combine_and_move_insns before
6763 add_store_equivs. Call grow_reg_equivs later. Allocate
6764 req_equiv later using max_reg_num() rather than global max_regno.
6765 (contains_replace_regs): Delete.
6766 (add_store_equivs): Remove contains_replace_regs test.
6768 2016-04-30 Alan Modra <amodra@gmail.com>
6770 * ira.c (struct equiv_mem_data): New.
6771 (equiv_mem, equiv_mem_modified): Delete static vars.
6772 (validate_equiv_mem_from_store): Use "data" param to communicate..
6773 (validate_equiv_mem): ..from here.
6775 2016-04-30 Alan Modra <amodra@gmail.com>
6777 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
6779 (update_reg_equivs): ..here. Move allocation and freeing of
6780 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
6781 end_alias_analysis to..
6784 2016-04-30 Alan Modra <amodra@gmail.com>
6786 * ira.c (pdx_subregs): Delete.
6787 (struct equivalence): Add pdx_subregs field.
6788 (set_paradoxical_subreg): Remove pdx_subregs param. Update
6790 (update_equiv_regs): Don't create or free pdx_subregs. Update
6793 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6795 * config/rs6000/altivec.h: Change definitions of vec_xl and
6797 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
6798 (LD_ELEMREV_V2DI): New.
6799 (LD_ELEMREV_V4SF): New.
6800 (LD_ELEMREV_V4SI): New.
6801 (LD_ELEMREV_V8HI): New.
6802 (LD_ELEMREV_V16QI): New.
6803 (ST_ELEMREV_V2DF): New.
6804 (ST_ELEMREV_V2DI): New.
6805 (ST_ELEMREV_V4SF): New.
6806 (ST_ELEMREV_V4SI): New.
6807 (ST_ELEMREV_V8HI): New.
6808 (ST_ELEMREV_V16QI): New.
6811 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6812 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
6813 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
6814 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
6815 (altivec_expand_builtin): Add handling for
6816 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
6817 (rs6000_invalid_builtin): Add error-checking for
6818 RS6000_BTM_P9_VECTOR.
6819 (altivec_init_builtins): Define builtins used to implement vec_xl
6821 (rs6000_builtin_mask_names): Define power9-vector.
6822 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
6823 (RS6000_BTM_P9_VECTOR): Define.
6824 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
6825 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
6826 (vsx_ld_elemrev_v2df): Likewise.
6827 (vsx_ld_elemrev_v4sf): Likewise.
6828 (vsx_ld_elemrev_v4si): Likewise.
6829 (vsx_ld_elemrev_v8hi): Likewise.
6830 (vsx_ld_elemrev_v16qi): Likewise.
6831 (vsx_st_elemrev_v2df): Likewise.
6832 (vsx_st_elemrev_v2di): Likewise.
6833 (vsx_st_elemrev_v4sf): Likewise.
6834 (vsx_st_elemrev_v4si): Likewise.
6835 (vsx_st_elemrev_v8hi): Likewise.
6836 (vsx_st_elemrev_v16qi): Likewise.
6837 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
6840 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
6842 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
6844 (simplify_control_stmt_condition_1): ... here. Recurse into
6845 BIT_AND_EXPRs and BIT_IOR_EXPRs.
6847 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
6850 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
6851 (zero_extendqi<mode>2_dot): Revert earlier conversion from
6852 define_insn_and_split to define_insn.
6853 (zero_extendqi<mode>2_dot2): Same.
6854 (extendqi<mode>2_dot): Same.
6855 (extendqi<mode>2_dot2): Same.
6857 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6859 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
6860 (probe_stack): New expander.
6861 (probe_stack_<mode>): New insn pattern.
6863 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6865 * config/i386/i386.md
6866 (operations with memory inputs setting flags peephole2):
6867 Remove uneeded REG_P checks. Cleanup pattern generation.
6869 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
6871 * tree-vect-loop.c (vect_transform_loop): Fix
6872 nb_iterations_upper_bound computation for vectorized loop.
6874 2016-04-29 Marek Polacek <polacek@redhat.com>
6875 Jakub Jelinek <jakub@redhat.com>
6878 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
6879 TARGET_EXPR_SLOT as a base.
6881 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
6883 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
6884 with 'rCm2' constraints to limit possible immediate size.
6885 (*load_zeroextendqisi_update): Likewise.
6886 (*load_signextendqisi_update): Likewise.
6887 (*loadhi_update): Likewise.
6888 (*load_zeroextendhisi_update): Likewise.
6889 (*load_signextendhisi_update): Likewise.
6890 (*loadsi_update): Likewise.
6891 (*loadsf_update): Likewise.
6893 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6895 * config/i386/predicates.md (constm1_operand): Fix comparison.
6897 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6899 * testsuite/gcc.target/arc/ieee_eq.c: New test.
6901 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
6903 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
6904 remaining SH5 related settings.
6905 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
6906 shmedia_prepare_call_address): Delete.
6907 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
6908 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
6909 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
6910 UNSUPPORTED_SH2A): Remove m5 checks.
6911 (sh_divide_strategy_e): Remove SH5 division strategies.
6912 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
6913 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
6915 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6917 * config/s390/s390.c (s390_rtx_costs): Update documentation.
6919 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6921 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
6922 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
6924 * config/s390/vector.md ("mov<mode>"): Likewise.
6926 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
6928 * config/s390/constraints.md ("U", "W"): Invoke
6929 s390_mem_constraint with "ZR" and "ZT".
6930 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
6931 addresses when using LRA. Accept also short displacements for S
6932 and T constraints. Do not check for long displacement target for
6933 S and T constraints.
6934 (s390_mem_constraint): Remove handling of U and W constraints.
6935 * config/s390/s390.md (various patterns): Remove the short
6936 displacement constraints (Q and R) if a long displacement
6937 constraint is present. Add longdisp as required CPU capability.
6938 * config/s390/vector.md: Likewise.
6939 * config/s390/vx-builtins.md: Likewise.
6941 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6944 * reload1.c (reload): Call finish_spills before
6945 restarting reload loop. Skip select_reload_regs
6946 if update_eliminables_and_spill returns true.
6948 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6950 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
6951 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
6952 (umulhisi3_imm): Update predicates and constraint letters.
6953 (umulhisi3_reg): Declare instruction as commutative.
6954 * config/arc/constraints.md (J12, J16): New constraints.
6955 * config/arc/predicates.md (short_unsigned_const_operand): New
6957 (arc_short_operand): Likewise.
6958 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
6960 2016-04-29 Richard Biener <rguenther@suse.de>
6962 PR tree-optimization/13962
6963 PR tree-optimization/65686
6964 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
6965 * tree-ssa-alias.c (ptrs_compare_unequal): New function
6966 using PTA to compare pointers.
6967 * match.pd: Add pattern for pointer equality compare simplification
6968 using ptrs_compare_unequal.
6970 2016-04-29 Richard Biener <rguenther@suse.de>
6972 * stor-layout.c (layout_type): Do not build a pointer-to-element
6975 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6977 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
6978 Use SWI mode iterator. Use general_reg_operand predicate.
6979 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
6980 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
6983 2016-04-29 Jakub Jelinek <jakub@redhat.com>
6986 * fold-const.c (operand_equal_p): Don't verify hash value equality
6988 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
6991 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6994 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
6995 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
6996 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
6997 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
6998 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
7000 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7002 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
7003 to info. Don't initialize separate fields to 0. Clean up
7006 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7008 * config/i386/i386.md (peephole2s for operations with memory inputs):
7009 Use SWI mode iterator.
7010 (peephole2s for operations with memory outputs): Ditto.
7011 Do not check for stack checking probe.
7013 (probe_stack): Remove expander.
7015 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7016 Andrew Burgess <andrew.burgess@embecosm.com>
7018 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
7019 operands as 32-bits.
7021 2016-04-28 Jason Merrill <jason@redhat.com>
7023 * gdbinit.in: Skip line-map.h.
7025 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7026 Andrew Burgess <andrew.burgess@embecosm.com>
7028 * config/arc/arc.c (arc_conditional_register_usage): Take
7029 TARGET_RRQ_CLASS into account.
7030 (arc_print_operand): Support printing 'p' and 's' operands.
7031 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
7033 (TARGET_RRQ_CLASS): Define.
7034 (IS_POWEROF2_OR_0_P): Define.
7035 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
7037 (*tst_movb): New define_insn.
7038 (*tst): Avoid recognition if it could prevent '*tst_movb'
7039 combination; replace c/CnL with c/Chs alternative.
7040 (*tst_bitfield_tst): New define_insn.
7041 (*tst_bitfield_asr): New define_insn.
7042 (*tst_bitfield): New define_insn.
7043 (andsi3_i): Add Rrq variant.
7044 (extzv): New define_expand.
7045 (insv): New define_expand.
7046 (*insv_i): New define_insn.
7047 (*movb): New define_insn.
7048 (*movb_signed): New define_insn.
7049 (*movb_high): New define_insn.
7050 (*movb_high_signed): New define_insn.
7051 (*movb_high_signed + 1): New define_split pattern.
7052 (*mrgb): New define_insn.
7053 (*mrgb + 1): New define_peephole2 pattern.
7054 (*mrgb + 2): New define_peephole2 pattern.
7055 * config/arc/arc.opt (mbitops): New option for nps400, uses
7056 TARGET_NPS_BITOPS_DEFAULT.
7057 * config/arc/constraints.md (q): Make register class conditional.
7058 (Rrq): New register constraint.
7059 (Chs): New constraint.
7060 (Clo): New constraint.
7061 (Chi): New constraint.
7062 (Cbf): New constraint.
7063 (Cbn): New constraint.
7064 (C18): New constraint.
7065 (Cbi): New constraint.
7067 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7069 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
7071 (bitmap_intersection_of_preds): Ditto.
7072 (bitmap_union_of_succs): Ditto.
7073 (bitmap_union_of_preds): Ditto.
7074 * sbitmap.c (do_popcount): Delete.
7075 (BITMAP_DEBUGGING): Delete.
7076 (sbitmap_verify_popcount): Delete.
7077 (sbitmap_alloc): Don't initialize the popcount field.
7078 (sbitmap_alloc_with_popcount): Delete.
7079 (sbitmap_resize): Don't resize the popcount array.
7080 (sbitmap_vector_alloc): Don't initialize the popcount field.
7081 (bitmap_copy): Don't copy the popcount array.
7082 (bitmap_clear): Don't clear the popcount array.
7083 (bitmap_clear): Delete the popcount array handling.
7084 (bitmap_ior_and_compl): Delete the popcount assert.
7085 (bitmap_not): Ditto.
7086 (bitmap_and_compl): Ditto.
7087 (bitmap_and): Delete the popcount array handling.
7088 (bitmap_xor): Ditto.
7089 (bitmap_ior): Ditto.
7090 (bitmap_or_and): Delete the popcount assert.
7091 (bitmap_and_or): Ditto.
7092 (popcount_table): Delete.
7093 (sbitmap_elt_popcount): Delete.
7094 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
7095 (bitmap_set_bit): Delete the popcount assert.
7096 (bitmap_clear_bit): Ditto.
7097 (sbitmap_free): Don't free the popcount array.
7098 (sbitmap_alloc_with_popcount): Delete declaration.
7099 (sbitmap_popcount): Ditto.
7101 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7102 Andrew Burgess <andrew.burgess@embecosm.com>
7104 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
7105 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
7106 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
7107 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
7108 * config/arc/arc.opt (mcmem): New option.
7109 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
7110 supply length for r/m alternative.
7111 (*extendqisi2_ac): Likewise.
7112 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
7114 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
7115 (movhi_insn): Likewise.
7116 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
7117 (*zero_extendqihi2_i): Add r/Ucm alternative.
7118 (*zero_extendqisi2_ac): Likewise.
7119 (*zero_extendhisi2_i): Likewise.
7120 * config/arc/constraints.md (Uex): New memory constraint.
7121 (Ucm): New define_constraint.
7122 * config/arc/predicates.md (long_immediate_loadstore_operand):
7123 Return 0 for MEM with cmem_address address.
7124 (cmem_address_0): New predicates.
7125 (cmem_address_1): Likewise.
7126 (cmem_address_2): Likewise.
7127 (cmem_address): Likewise.
7129 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7131 * config/rs6000/rs6000.c (machine_function): Rename
7132 insn_chain_scanned_p to spe_insn_chain_scanned_p.
7133 (rs6000_stack_info): Adjust.
7135 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7136 Andrew Burgess <andrew.burgess@embecosm.com>
7138 * config/arc/constraints.md (Usd): Convert to define_constraint.
7142 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7145 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
7146 Add new peephole2 where the first insn is *mov<mode>_or instead of
7147 *mov<mode>_internal.
7149 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
7151 * tracer.c (bb_seen): Make static.
7153 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7155 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7156 support, setup defaults.
7157 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7158 * config/arc/arc.c (arc_init): Add NPS400 support.
7159 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7160 (TARGET_ARC700): NPS400 is also an ARC700.
7161 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7163 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7166 * config/nds32/nds32.md (casesi): Don't access the operands array
7169 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7171 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7172 (or $-1,reg peephole2): Ditto.
7173 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7175 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7177 * doc/extend.texi (Common Function Attributes) [optimize]:
7178 Discourage use of the optimize attribute.
7180 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7182 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7183 special case builtin.
7184 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7185 ALTIVEC_BUILTIN_VEC_ADDE.
7186 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7187 support for ALTIVEC_BUILTIN_VEC_ADDE.
7188 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7189 for __builtin_vec_adde.
7191 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7193 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7194 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7196 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7199 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7200 attributes): Document cilkplus_runtime.
7202 2016-04-28 Martin Jambor <mjambor@suse.cz>
7204 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7205 this function. Call verify_expr on MEM_REFs and bases of other
7208 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7210 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7211 for WORD_REGISTER_OPERATIONS to runtime check.
7213 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7215 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7217 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7219 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7220 big-endian compilation.
7221 * config/arc/arc.md (addf3): Likewise.
7225 2016-04-28 Richard Biener <rguenther@suse.de>
7227 PR tree-optimization/70840
7228 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7229 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7230 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7231 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7233 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7235 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7236 and explain why in a comment.
7238 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7240 * config/arc/arc.md (cpu_facility): Add fpx variant.
7241 (subdf3): Prohibit use reverse sub when assist operations option
7243 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7244 instructions only when FPX is enabled.
7245 * testsuite/gcc.target/arc/trsub.c: New test.
7247 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7249 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7250 mult_operator when calculating "type" attribute.
7251 (*fop_<mode>_1_i387): Ditto.
7252 (*fop_xf_1_i387): Ditto.
7253 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7254 Use std::swap to swap operands. Use RTL expressions to generate
7257 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7258 Joern Rennecke <joern.rennecke@embecosm.com>
7260 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7262 (emit_pic_move): Remove.
7263 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7264 * config/arc/arc.c (emit_pic_move): Removed.
7265 (TARGET_HAVE_TLS): Define.
7266 (arc_conditional_register_usage): Test for arc_tp_regno.
7267 (arc_print_operand, arc_print_operand_address): Handle TLS
7269 (arc_needs_pcl_p): New function.
7270 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7271 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7272 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7273 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7274 (arc_legitimize_tls_address): Likewise.
7275 (DTPOFF_ZERO_SYM): Define.
7276 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7277 (arc_output_pic_addr_const): Print TLS unspecs.
7278 (prepare_pic_move): New function, replaces emit_pic_move.
7279 (arc_legitimate_constant_p): Handle TLS unspecs.
7280 (arc_legitimate_address_p): Likewise.
7281 (arc_rewrite_small_data_p): Use assert for TLS constants.
7282 (prepare_move_operands): Use prepare_pic_move.
7283 (arc_legitimize_address): Legitimize tls addresses.
7284 (arc_epilogue_uses): Check for arc_tp_regno.
7285 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7286 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7288 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7290 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7291 %(arc_tls_extra_start_spec).
7292 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7293 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7295 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7296 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7297 (UNSPEC_TLS_OFF): Add.
7299 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7300 (get_thread_pointersi): New patterns.
7301 * config/arc/arc.opt (mtp-regno): New option.
7302 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7303 (move_dest_operand): Likewise.
7304 * configure: Regenerate.
7305 * configure.ac: Add arc*-*-* case to test for tls.
7306 * doc/invoke.texi (ARC options): Document mtp-regno.
7308 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7310 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7311 the new ARC HS SIMD instructions.
7312 (arc_preferred_simd_mode): New function.
7313 (arc_autovectorize_vector_sizes): Likewise.
7314 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7315 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7316 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7317 (arc_init_builtins): Add new SIMD builtin types.
7318 (arc_split_move): Handle 64 bit vector moves.
7319 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7320 (TARGET_PLUS_QMACW): Define.
7321 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7322 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7323 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7324 (VSUBADD4H): New builtins.
7325 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7326 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7328 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7329 Matthias Klose <doko@debian.org>
7331 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7333 2016-04-28 Richard Biener <rguenther@suse.de>
7336 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7339 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7341 * common/config/sh/sh-common.c: Remove SH5 support.
7342 * config/sh/constraints.md: Likewise.
7343 * config/sh/config/sh/elf.h: Likewise.
7344 * config/sh/linux.h: Likewise.
7345 * config/sh/netbsd-elf.h: Likewise.
7346 * config/sh/predicates.md: Likewise.
7347 * config/sh/sh-c.c: Likewise.
7348 * config/sh/sh-protos.h: Likewise.
7349 * config/sh/sh.c: Likewise.
7350 * config/sh/sh.h: Likewise.
7351 * config/sh/sh.md: Likewise.
7352 * config/sh/sh.opt: Likewise.
7353 * config/sh/sync.md: Likewise.
7354 * config/sh/sh64.h: Delete.
7355 * config/sh/shmedia.h: Likewise.
7356 * config/sh/shmedia.md: Likewise.
7357 * config/sh/sshmedia.h: Likewise.
7358 * config/sh/t-netbsd-sh5-64: Likewise.
7359 * config/sh/t-sh64: Likewise.
7360 * config/sh/ushmedia.h: Likewise.
7362 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7364 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7365 general_reg_operand instead of register_operand predicate.
7367 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7369 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7371 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7373 * match.pd (A - B > A, A + B < A): New transformations.
7375 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7377 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7378 which defaults to true. Emit an outer pair of parentheses only if
7379 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7380 don't emit parentheses for the right-hand operand.
7382 2016-04-27 Jeff Law <law@redhat.com>
7384 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7386 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7388 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7389 (altivec_lvx_<mode>_internal): Document.
7390 (altivec_lvx_<mode>_2op): New define_insn.
7391 (altivec_lvx_<mode>_1op): Likewise.
7392 (altivec_lvx_<mode>_2op_si): Likewise.
7393 (altivec_lvx_<mode>_1op_si): Likewise.
7394 (altivec_stvx_<mode>): Remove.
7395 (altivec_stvx_<mode>_internal): Document.
7396 (altivec_stvx_<mode>_2op): New define_insn.
7397 (altivec_stvx_<mode>_1op): Likewise.
7398 (altivec_stvx_<mode>_2op_si): Likewise.
7399 (altivec_stvx_<mode>_1op_si): Likewise.
7400 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7401 Expand vec_ld and vec_st during parsing.
7402 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7404 (altivec_expand_stvx_be): Likewise.
7405 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7406 address-masking behavior in RTL.
7407 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7408 address-masking behavior in RTL.
7409 (altivec_expand_builtin): Change builtin code arguments for calls
7410 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7411 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7412 presence of lvx/stvx patterns.
7413 (alignment_with_canonical_addr): New function.
7414 (alignment_mask): Likewise.
7415 (find_alignment_op): Likewise.
7416 (recombine_lvx_pattern): Likewise.
7417 (recombine_stvx_pattern): Likewise.
7418 (recombine_lvx_stvx_patterns): Likewise.
7419 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7420 stvx patterns from expand.
7421 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7423 (vector_altivec_store_<mode>): Likewise.
7425 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7427 * config/aarch64/aarch64.md
7428 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7429 remove the "fp" attributes.
7430 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7431 add the "simd" attributes.
7432 (*movdf_aarch64): Likewise.
7433 (*movtf_aarch64): Remove the "fp" attributes.
7434 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7435 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7437 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7439 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7440 rtx to rtx_code_label *.
7441 * rtl.h (maybe_set_first_label_num): Likewise.
7443 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7445 * df-core.c (df_add_problem): Make the problem param be const.
7446 (df_remove_problem): Make local "problem" be const.
7447 * df-problems.c (problem_RD): Make const.
7448 (problem_LR): Likewise.
7449 (problem_LIVE): Likewise.
7450 (problem_MIR): Likewise.
7451 (problem_CHAIN): Likewise.
7452 (problem_WORD_LR): Likewise.
7453 (problem_NOTE): Likewise.
7454 (problem_MD): Likewise.
7455 * df-scan.c (problem_SCAN): Likewise.
7456 * df.h (struct df_problem): Make field "dependent_problem" be
7458 (struct dataflow): Likewise for field "problem".
7459 (df_add_problem): Make param const.
7461 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7463 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7464 inter-unit moves to/from vector registers are enabled. Do not disable
7467 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7469 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7470 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7472 (enum df_problem_id): ...this new enum.
7473 (struct df_problem): Convert field "id" from "int" to
7476 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7478 * rtl.def: Update comment for "things in the instruction chain" to
7479 reflect the removal of the leading "i" field for INSN_UID in
7480 r210360. Fix bogus apostrophe.
7482 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7484 * config/i386/i386.md
7485 (lea arith with mem operand + setcc peephole2): Set operator mode.
7487 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7490 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7491 (dimode_scalar_to_vector_candidate_p): This.
7492 (timode_scalar_to_vector_candidate_p): New function.
7493 (scalar_to_vector_candidate_p): Likewise.
7494 (timode_check_non_convertible_regs): Likewise.
7495 (timode_remove_non_convertible_regs): Likewise.
7496 (remove_non_convertible_regs): Likewise.
7497 (remove_non_convertible_regs): Renamed to ...
7498 (dimode_remove_non_convertible_regs): This.
7499 (scalar_chain::~scalar_chain): Make it virtual.
7500 (scalar_chain::compute_convert_gain): Make it pure virtual.
7501 (scalar_chain::mark_dual_mode_def): Likewise.
7502 (scalar_chain::convert_insn): Likewise.
7503 (scalar_chain::convert_registers): Likewise.
7504 (scalar_chain::add_to_queue): Make it protected.
7505 (scalar_chain::emit_conversion_insns): Likewise.
7506 (scalar_chain::replace_with_subreg): Likewise.
7507 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7508 (scalar_chain::convert_op): Likewise.
7509 (scalar_chain::convert_reg): Likewise.
7510 (scalar_chain::make_vector_copies): Likewise.
7511 (scalar_chain::convert_registers): New pure virtual function.
7512 (class dimode_scalar_chain): New class.
7513 (class timode_scalar_chain): Likewise.
7514 (scalar_chain::mark_dual_mode_def): Renamed to ...
7515 (dimode_scalar_chain::mark_dual_mode_def): This.
7516 (timode_scalar_chain::mark_dual_mode_def): New function.
7517 (timode_scalar_chain::convert_insn): Likewise.
7518 (dimode_scalar_chain::convert_registers): Likewise.
7519 (scalar_chain::compute_convert_gain): Renamed to ...
7520 (dimode_scalar_chain::compute_convert_gain): This.
7521 (scalar_chain::replace_with_subreg): Renamed to ...
7522 (dimode_scalar_chain::replace_with_subreg): This.
7523 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7524 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7525 (scalar_chain::make_vector_copies): Renamed to ...
7526 (dimode_scalar_chain::make_vector_copies): This.
7527 (scalar_chain::convert_reg): Renamed to ...
7528 (dimode_scalar_chain::convert_reg ): This.
7529 (scalar_chain::convert_op): Renamed to ...
7530 (dimode_scalar_chain::convert_op): This.
7531 (scalar_chain::convert_insn): Renamed to ...
7532 (dimode_scalar_chain::convert_insn): This.
7533 (scalar_chain::convert): Call convert_registers.
7534 (convert_scalars_to_vector): Change to scalar_chain pointer to
7535 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7536 in 32-bit mode. Delete scalar_chain pointer. Call
7537 free_dominance_info in 64-bit mode.
7538 (pass_stv::gate): Remove TARGET_64BIT check.
7539 (ix86_option_override): Put the 64-bit STV pass before the CSE
7542 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7544 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7545 dw_loc_frame_offset field.
7546 * dwarf2out.c (new_loc_descr): Likewise.
7547 (resolve_args_picking_1): Turn the VISITED hash set into a
7548 FRAME_OFFSET hash map. Use it to associate a frame offset to
7549 visited nodes. Remove uses of the CHECKING_P macro.
7550 (resolve_args_picking): Update call to resolve_args_picking_1.
7552 2016-04-27 Martin Liska <mliska@suse.cz>
7554 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7555 (free_loop_data): Release vuses of groups.
7557 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7559 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7560 instead of redundant use_id and boolean have_use_for.
7561 (struct iv_use): Change sub_id into group_id. Remove field next.
7562 Move fields: related_cands, n_map_members, cost_map and selected
7564 (struct iv_group): ... here. New structure.
7565 (struct iv_common_cand): Use structure declaration directly.
7566 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7567 (MAX_CONSIDERED_USES): Rename macro to ...
7568 (MAX_CONSIDERED_GROUPS): ... here.
7569 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7570 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7571 (dump_uses): Rename to ...
7572 (dump_groups): ... here. Update all uses.
7573 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7574 (find_induction_variables): Refactor format of dump information.
7575 (record_sub_use): Delete.
7576 (record_use): Update all uses.
7577 (record_group): New function.
7578 (record_group_use, find_interesting_uses_op): Call above functions.
7580 (find_interesting_uses_cond): Ditto.
7581 (group_compare_offset): New function.
7582 (split_all_small_groups): Rename to ...
7583 (split_small_address_groups_p): ... here. Update all uses.
7584 (split_address_groups): Update all uses.
7585 (find_interesting_uses): Refactor format of dump information.
7586 (add_candidate_1): Update all uses. Remove redundant check on iv,
7588 (add_candidate, record_common_cand): Remove redundant assert.
7589 (add_iv_candidate_for_biv): Update use.
7590 (add_iv_candidate_derived_from_uses): Update all uses.
7591 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7592 (alloc_use_cost_map): Ditto.
7593 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7594 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7595 (determine_use_iv_cost_generic): Ditto.
7596 (determine_group_iv_cost_generic): Ditto.
7597 (determine_use_iv_cost_address): Ditto.
7598 (determine_group_iv_cost_address): Ditto.
7599 (determine_use_iv_cost_condition): Ditto.
7600 (determine_group_iv_cost_cond): Ditto.
7601 (determine_use_iv_cost): Ditto.
7602 (determine_group_iv_cost): Ditto.
7603 (set_autoinc_for_original_candidates): Update all uses.
7604 (find_iv_candidates): Update all uses. Refactor dump information.
7605 (determine_use_iv_costs): Ditto.
7606 (determine_iv_costs): Ditto.
7607 (iv_ca_cand_for_use): Rename to ...
7608 (iv_ca_cand_for_group): ... here. Update all uses.
7609 (iv_ca_add_use, iv_ca_add_group): Ditto.
7610 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7611 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7612 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7613 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7614 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7615 (create_new_iv, adjust_iv_update_pos): Ditto.
7616 (rewrite_use_address): Delete.
7617 (rewrite_use_address_1): Rename to ...
7618 (rewrite_use_address): ... here.
7619 (rewrite_use_compare): Update all uses.
7620 (rewrite_use): Delete.
7621 (rewrite_uses): Rename to ...
7622 (rewrite_groups): ... here. Update all uses.
7623 (remove_unused_ivs, free_loop_data): Update all uses.
7624 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7626 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7628 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7629 for WORD_REGISTER_OPERATIONS to runtime check.
7631 2016-04-27 Richard Biener <rguenther@suse.de>
7634 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7635 aggregate_value_p to determine if a function result is
7636 returned by reference.
7637 (ipa_pta_execute): Functions having their address taken are
7638 not automatically nonlocal.
7640 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7643 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7644 * fold-const.c (operand_equal_p): If flag_checking and
7645 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7646 and if it returns non-zero, assert iterative_hash_expr on both
7649 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7651 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7653 2016-04-27 Nick Clifton <nickc@redhat.com>
7656 * varasm.c (merge_weak): Generate an error if an attempt is made
7657 to convert a non-weak static function into a weak, public function.
7659 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7661 * params.def (MAX_PARTITION_SIZE): New param.
7662 * doc/invoke.texi: Document lto-max-partition.
7664 2016-04-27 Richard Biener <rguenther@suse.de>
7667 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7668 function cummulating used_from_other_partition, externally_visible
7669 and force_output from aliases.
7670 (refered_from_nonlocal_var): Likewise.
7671 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7672 node flags properly.
7674 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7676 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7677 (-Wmemset-elt-size): New item.
7679 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7682 * stor-layout.h (internal_reference_types): Delete.
7683 * stor-layout.c (reference_types_internal): Likewise.
7684 (internal_reference_types): Likewise.
7685 (layout_type) <REFERENCE_TYPE>: Adjust.
7687 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7690 * tree.h (inchash::add_expr): Add FLAGS argument.
7691 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7692 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7693 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7694 Formatting fix. Adjust recursive calls. For tcc_comparison,
7695 if swap_tree_comparison (code) is smaller than code, hash that
7696 and arguments in the other order. Hash CONVERT_EXPR the same
7697 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7698 of ADDR_EXPR of decl as the decl itself. Add or remove
7699 OEP_ADDRESS_OF from recursive flags as needed. For
7700 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
7701 operands commutatively and only the third one normally.
7702 For internal CALL_EXPR hash in CALL_EXPR_IFN.
7704 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
7706 * config/rtems.h (LIB_SPEC): Add -latomic.
7708 2016-04-27 Joel Sherrill <joel@rtems.org>
7710 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
7711 xilink.ld and flags not relevant to RTEMS.
7713 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
7715 * toplev.c (backend_init_target): Avoid calling init_reload when using
7718 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7720 * reorg.c (try_merge_delay_insns): Declare i and j inside the
7721 for loops rather than one for the whole function.
7723 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7725 * match.pd (X + CST CMP X): New transformation.
7727 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7729 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
7730 * fold-const.c (fold_binary_loc): Remove 2 transformations
7731 superseded by match.pd.
7732 * match.pd (x+x -> x*2): Generalize to integers.
7734 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
7736 * config/i386/i386.md (operation on memory peephole): Duplicate an
7737 existing peephole and adapt it to match lea rather than an operation
7740 PR rtl-optimization/57193
7741 * opts.c (default_options_table): Add OPT_frename_registers at -O2
7743 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
7745 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7747 * tree-if-conv.c (any_pred_load_store): New static variable.
7748 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
7749 any_pred_load_store instead of and_mask_load_store.
7750 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
7751 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
7752 (combine_blocks, tree_if_conversion): Ditto.
7754 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7756 PR tree-optimization/70771
7757 PR tree-optimization/70775
7758 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
7759 virtual PHI nodes. Delete parameter.
7760 (if_convertible_loop_p_1): Delete argument to above function.
7761 (predicate_all_scalar_phis): Delete code handling single-argument
7763 (tree_if_conversion): Mark and update virtual SSA.
7765 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7768 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
7769 (x86_elf_aligned_common): Rename to ...
7770 (x86_elf_aligned_decl_common): ... this.
7771 Add decl arg. Switch to .lbss for largecomm object. Use
7772 LARGECOMM_SECTION_ASM_OP.
7773 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
7775 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
7776 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
7778 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7779 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
7781 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7784 * config/i386/i386.c (SECTION_LARGE): Define.
7785 (x86_64_elf_select_section): Set it for large data/bss sections.
7786 Only clear SECTION_WRITE for .lrodata.
7787 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
7789 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
7790 * varasm.c (default_elf_asm_named_section): Grow flagchars.
7791 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
7793 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
7794 * doc/tm.texi: Regenerate.
7796 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7799 * configure.ac (--enable-checking): Document extra flag, for
7800 non-release builds default to --enable-checking=yes,extra.
7801 If misc checking and extra checking, define CHECKING_P to 2 instead
7803 * common.opt (fchecking=): Add.
7804 * doc/invoke.texi (-fchecking=): Document.
7805 * doc/install.texi: Document --enable-checking changes.
7806 * configure: Regenerated.
7807 * config.in: Regenerated.
7809 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7811 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
7812 attribute instead of which_alternative.
7813 * config/i386/sse.md (*mov<mode>_internal): Ditto.
7814 Use EXT_REX_SSE_REG_P where appropriate.
7816 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7818 * config/i386/predicates.md (const0_operand): Do not match
7819 const_wide_int code.
7820 (const1_operand): Ditto.
7822 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7824 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
7825 for SSE constm1 operands and TARGET_AVX512VL.
7826 (*movti_internal): Ditto.
7827 (*mov<mode>_or): Use constm1_operand predicate.
7828 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
7829 for SSE vector_all_ones operands and TARGET_AVX512VL.
7830 * config/i386/predicates.md (constm1_operand): New predicate.
7831 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
7832 emission of constant -1 load.
7834 2016-04-25 Jason Merrill <jason@redhat.com>
7836 * gdbinit.in: Skip is-a.h.
7838 * attribs.c (register_scoped_attributes): Fix logic.
7839 * attribs.h: Declare register_scoped_attributes.
7841 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7843 * config/rs6000/rs6000-builtin.def: Correct pasto error for
7844 stxvd2x and stxvw4x built-in functions.
7846 2016-04-25 DJ Delorie <dj@redhat.com>
7848 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
7849 (ashrhi3): Likewise.
7850 (lshrhi3): Likewise.
7852 2016-04-25 Richard Biener <rguenther@suse.de>
7854 PR tree-optimization/70780
7855 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
7857 (compute_antic): Mark blocks with abnormal preds as visited as
7858 they have a final empty antic-in solution already.
7860 2016-04-25 Michael Collison <michael.collison@linaro.org>
7862 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
7864 2016-04-25 Michael Collison <michael.collison@linaro.org>
7866 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
7867 mode is VQI to improve mixed mode vectorization.
7868 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
7869 define_insn to match low half of signed vaddw.
7870 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
7871 define_insn to match high half of signed vaddw.
7872 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
7873 define_insn to match low half of unsigned vaddw.
7874 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
7875 define_insn to match high half of unsigned vaddw.
7876 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
7877 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7878 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
7880 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7881 * config/arm/predicates.md (vect_par_constant_high): Support
7882 big endian and simplify by calling
7883 arm_simd_check_vect_par_cnst_half
7884 (vect_par_constant_low): Likewise.
7886 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7888 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
7889 predicate for operand 2.
7891 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
7892 H.J. Lu <hongjiu.lu@intel.com>
7894 * config/i386/i386-protos.h (standard_sse_constant_p): Add
7895 machine_mode argument.
7896 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
7897 constm1_rtx operands. For VOIDmode constants, get mode from
7898 pred_mode. Check mode size if the mode is supported by ABI.
7899 (standard_sse_constant_opcode): Do not use standard_constant_p.
7900 Strictly check ABI support for all-ones operands.
7901 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
7902 immediates. Update calls to standard_sse_constant_p.
7903 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
7904 (ix86_rtx_costs): Ditto.
7905 * config/i386/i386.md (*movxi_internal_avx512f): Use
7906 nonimmediate_or_sse_const_operand instead of vector_move_operand.
7907 Use (v,BC) alternative instead of (v,C). Use register_operand
7908 checks instead of MEM_P.
7909 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
7910 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
7911 isa attribute. Use register_operand checks instead of MEM_P.
7912 (*movti_internal): Use nonimmediate_or_sse_const_operand for
7913 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
7914 alternative and corresponding sse2 isa attribute.
7915 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
7916 to standard_sse_constant_p.
7917 (FP constant splitters): Ditto.
7918 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
7920 * config/i386/predicates.md (constm1_operand): Remove.
7921 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
7922 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
7923 vector_all_ones_operand instead of constm1_operand.
7925 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7927 * print-rtl.c (print_rtx_insn_vec): New function.
7928 * print-rtl.h: New prototype.
7929 * store-motion.c (struct st_expr): Make avail_stores a vector.
7930 (st_expr_entry): Adjust.
7931 (free_st_expr_entry): Likewise.
7932 (print_store_motion_mems): Likewise.
7933 (find_moveable_store): Likewise.
7934 (compute_store_table): Likewise.
7935 (delete_store): Likewise.
7936 (build_store_vectors): Likewise.
7938 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7940 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
7942 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7944 * vec.h (vec_safe_contains): New function.
7945 (vec::contains): Likewise.
7946 (vec::begin): Likewise.
7947 (vec::end): Likewise.
7949 2016-04-23 Jakub Jelinek <jakub@redhat.com>
7952 * cfgexpand.c (expand_stack_vars): Fix typo.
7954 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7956 * system.h (list, map, set, vector): Include conditionally.
7957 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
7958 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
7959 * ipa-icf.c (INCLUDE_LIST): Define.
7960 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
7961 * config/sh/sh.c (INCLUDE_VECTOR): Define.
7962 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
7963 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
7964 * cp/logic.cc (INCLUDE_LIST): Define.
7965 * fortran/trans-common.c (INCLUDE_MAP): Define.
7967 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7969 * auto-profile.c: Remove <string.h> include.
7970 * ipa-icf-gimple.c: Remove <list> include.
7971 * diagnostic.c: Remove <new> include.
7972 * genmatch.c: Likewise.
7973 * pretty-print.c: Likewise.
7974 * toplev.c: Likewise
7975 * c/c-objc-common.c: Likewise.
7976 * cp/error.c: Likewise.
7977 * fortran/error.c: Likewise.
7979 2016-04-22 Richard Biener <rguenther@suse.de>
7981 * lto-streamer-in.c (input_ssa_names): Do not allocate
7982 GIMPLE_NOP for all SSA names.
7983 * lto-streamer-out.c (output_ssa_names): Do not output
7984 SSA names that should have been released.
7986 2016-04-22 Richard Biener <rguenther@suse.de>
7988 PR tree-optimization/70740
7989 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
7992 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
7995 * config/i386/predicates.md (call_insn_operand): Replace
7996 sibcall_memory_operand with memory_operand.
7998 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
8000 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
8001 has_single_use() tests.
8002 (register_edge_assert_for_1): Likewise.
8003 (find_assert_locations_1): Check the liveness bitmap instead of
8004 checking has_single_use().
8006 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
8009 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
8010 Extract AVX-512BW constraint from AVX.
8012 2016-04-21 Richard Biener <rguenther@suse.de>
8014 PR tree-optimization/70725
8015 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
8016 for phi_convertible_by_degenerating_args.
8017 (predicate_all_scalar_phis): Handle single-argument PHIs.
8019 2016-04-21 Richard Biener <rguenther@suse.de>
8022 * fold-const.c (fold_comparison): Return properly typed
8025 2016-04-21 Bin Cheng <bin.cheng@arm.com>
8027 PR tree-optimization/70715
8028 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8029 after expanding BASE using expand_simple_operations.
8031 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8033 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
8034 New transformations.
8036 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8038 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
8040 2016-04-20 Jan Hubicka <jh@suse.cz>
8042 * ipa-inline.c (can_inline_edge_p): Pass caller info to
8043 ultiimate_alias_target.
8044 (update_callee_keys): Likewise.
8045 (lookup_recursive_calls): Likewise.
8046 (speculation_useful_p): Likewise.
8048 2016-04-20 Jan Hubicka <jh@suse.cz>
8051 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
8052 (set_nothrow_flag_1): ... this; handle interposition correctly;
8053 recurse on aliases and thunks.
8054 (cgraph_node::set_nothrow_flag): New.
8055 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
8056 functions compiled with non-call exceptions that binds to current
8058 (propagate_nothrow): Be safe WRT interposition.
8059 * cgraph.h (set_nothrow_flag): Update prototype.
8061 2016-04-18 Jan Hubicka <jh@suse.cz>
8063 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8064 max_loop_iterations_int.
8065 (tree_unswitch_outer_loop): Likewise.
8067 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8069 PR tree-optimization/69489
8070 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
8071 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
8072 Revise dump message.
8073 (if_convertible_bb_p): Remove check on edge count of basic block's
8076 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8078 PR tree-optimization/56625
8079 PR tree-optimization/69489
8080 * tree-data-ref.h (DR_INNERMOST): New macro.
8081 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
8082 hashing struct innermost_loop_behavior.
8083 (ref_DR_map): Remove.
8084 (innermost_DR_map): New map.
8085 (baseref_DR_map): Revise comment.
8086 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
8087 to innermost_DR_map accroding to its innermost loop behavior.
8088 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
8089 to its innermost loop behavior.
8090 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
8091 Add initialization for innermost_DR_map. Record memory reference
8092 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
8093 have innermost loop behavior.
8094 (if_convertible_loop_p): Remove release for ref_DR_map. Release
8097 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
8099 * config/i386/i386.md (*lea<mode>_general_1): Rename from
8100 *lea_general_1. Use explicit SWI12 mode interator.
8101 (*lea<mode>_general_2): Rename from *lea_general_2.
8102 Use explicit SWI12 mode interator.
8103 (*lea<mode>_general_3): Rename from *lea_general_3.
8104 Use explicit SWI12 mode interator.
8105 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
8106 Use explicit SWI12 mode interator.
8107 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
8108 Use explicit SWI48 mode interator.
8110 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8112 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
8113 Short-cut unaligned load and store cases. Handle all integer
8115 (ix86_expand_vector_move_misalign): Short-cut unaligned load
8116 and store cases. Call ix86_avx256_split_vector_move_misalign
8117 directly without checking mode class.
8119 2016-04-20 Andrew Pinski <apinski@cavium.com>
8120 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8123 * config/aarch64/aarch64.md (sibcall): Force call
8124 address to be DImode for ILP32.
8125 (sibcall_value): Likewise.
8127 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8129 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
8131 2016-04-20 Richard Biener <rguenther@suse.de>
8133 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
8134 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
8135 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
8136 (maybe_push_res_to_seq): Adjust.
8137 * gimple-fold.c (maybe_build_generic_op): Likewise.
8139 2016-04-20 Marek Polacek <polacek@redhat.com>
8141 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
8144 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
8146 * config/i386/sse.md (vec_unpacks_lo_hi): Always
8147 use kmovw to support AVX512F target.
8149 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8151 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
8153 2016-04-20 Marek Polacek <polacek@redhat.com>
8155 PR tree-optimization/70725
8156 * tree-if-conv.c (is_false_predicate): New function.
8157 (predicate_mem_writes): Use it.
8159 2016-04-20 Richard Biener <rguenther@suse.de>
8161 PR tree-optimization/70726
8162 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8163 shift amounts from a pattern stmt operand.
8165 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8168 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8169 stack_restore_from_fpr pattern when restoring r15.
8170 (s390_optimize_prologue): Strip away the memory barrier in the
8171 parallel when trying to get rid of restore insns.
8172 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8173 definition for loading the stack pointer from an FPR. Compared to
8174 the normal move insn this pattern includes a full memory barrier.
8176 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8179 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8180 implicitly linear or lastprivate iterator on the outer context.
8182 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8184 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8186 * config/i386/i386.md (ssememalign): Removed.
8187 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8189 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8192 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8193 const short * to __builtin_ia32_loaddquhi512_mask.
8194 (_mm512_maskz_loadu_epi16): Likewise.
8195 (_mm512_mask_storeu_epi16): Pass short * to
8196 __builtin_ia32_storedquhi512_mask.
8197 (_mm512_mask_loadu_epi8): Pass const char * to
8198 __builtin_ia32_loaddquqi512_mask.
8199 (_mm512_maskz_loadu_epi8): Likewise.
8200 (_mm512_mask_storeu_epi8): Pass char * to
8201 __builtin_ia32_storedquqi512_mask.
8202 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8203 const double * to __builtin_ia32_loadupd512_mask.
8204 (_mm512_mask_loadu_pd): Likewise.
8205 (_mm512_maskz_loadu_pd): Likewise.
8206 (_mm512_storeu_pd): Pass double * to
8207 __builtin_ia32_storeupd512_mask.
8208 (_mm512_mask_storeu_pd): Likewise.
8209 (_mm512_loadu_ps): Pass const float * to
8210 __builtin_ia32_loadups512_mask.
8211 (_mm512_mask_loadu_ps): Likewise.
8212 (_mm512_maskz_loadu_ps): Likewise.
8213 (_mm512_storeu_ps): Pass float * to
8214 __builtin_ia32_storeups512_mask.
8215 (_mm512_mask_storeu_ps): Likewise.
8216 (_mm512_mask_loadu_epi64): Pass const long long * to
8217 __builtin_ia32_loaddqudi512_mask.
8218 (_mm512_maskz_loadu_epi64): Likewise.
8219 (_mm512_mask_storeu_epi64): Pass long long *
8220 to __builtin_ia32_storedqudi512_mask.
8221 (_mm512_loadu_si512): Pass const int * to
8222 __builtin_ia32_loaddqusi512_mask.
8223 (_mm512_mask_loadu_epi32): Likewise.
8224 (_mm512_maskz_loadu_epi32): Likewise.
8225 (_mm512_storeu_si512): Pass int * to
8226 __builtin_ia32_storedqusi512_mask.
8227 (_mm512_mask_storeu_epi32): Likewise.
8228 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8229 char * to __builtin_ia32_storedquqi256_mask.
8230 (_mm_mask_storeu_epi8): Likewise.
8231 (_mm256_mask_loadu_epi16): Pass const short * to
8232 __builtin_ia32_loaddquhi256_mask.
8233 (_mm256_maskz_loadu_epi16): Likewise.
8234 (_mm_mask_loadu_epi16): Pass const short * to
8235 __builtin_ia32_loaddquhi128_mask.
8236 (_mm_maskz_loadu_epi16): Likewise.
8237 (_mm256_mask_loadu_epi8): Pass const char * to
8238 __builtin_ia32_loaddquqi256_mask.
8239 (_mm256_maskz_loadu_epi8): Likewise.
8240 (_mm_mask_loadu_epi8): Pass const char * to
8241 __builtin_ia32_loaddquqi128_mask.
8242 (_mm_maskz_loadu_epi8): Likewise.
8243 (_mm256_mask_storeu_epi16): Pass short * to.
8244 __builtin_ia32_storedquhi256_mask.
8245 (_mm_mask_storeu_epi16): Pass short * to.
8246 __builtin_ia32_storedquhi128_mask.
8247 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8248 const double * to __builtin_ia32_loadupd256_mask.
8249 (_mm256_maskz_loadu_pd): Likewise.
8250 (_mm_mask_loadu_pd): Pass onst double * to
8251 __builtin_ia32_loadupd128_mask.
8252 (_mm_maskz_loadu_pd): Likewise.
8253 (_mm256_mask_storeu_pd): Pass double * to
8254 __builtin_ia32_storeupd256_mask.
8255 (_mm_mask_storeu_pd): Pass double * to
8256 __builtin_ia32_storeupd128_mask.
8257 (_mm256_mask_loadu_ps): Pass const float * to
8258 __builtin_ia32_loadups256_mask.
8259 (_mm256_maskz_loadu_ps): Likewise.
8260 (_mm_mask_loadu_ps): Pass const float * to
8261 __builtin_ia32_loadups128_mask.
8262 (_mm_maskz_loadu_ps): Likewise.
8263 (_mm256_mask_storeu_ps): Pass float * to
8264 __builtin_ia32_storeups256_mask.
8265 (_mm_mask_storeu_ps): ass float * to
8266 __builtin_ia32_storeups128_mask.
8267 (_mm256_mask_loadu_epi64): Pass const long long * to
8268 __builtin_ia32_loaddqudi256_mask.
8269 (_mm256_maskz_loadu_epi64): Likewise.
8270 (_mm_mask_loadu_epi64): Pass const long long * to
8271 __builtin_ia32_loaddqudi128_mask.
8272 (_mm_maskz_loadu_epi64): Likewise.
8273 (_mm256_mask_storeu_epi64): Pass long long * to
8274 __builtin_ia32_storedqudi256_mask.
8275 (_mm_mask_storeu_epi64): Pass long long * to
8276 __builtin_ia32_storedqudi128_mask.
8277 (_mm256_mask_loadu_epi32): Pass const int * to
8278 __builtin_ia32_loaddqusi256_mask.
8279 (_mm256_maskz_loadu_epi32): Likewise.
8280 (_mm_mask_loadu_epi32): Pass const int * to
8281 __builtin_ia32_loaddqusi128_mask.
8282 (_mm_maskz_loadu_epi32): Likewise.
8283 (_mm256_mask_storeu_epi32): Pass int * to
8284 __builtin_ia32_storedqusi256_mask.
8285 (_mm_mask_storeu_epi32): Pass int * to
8286 __builtin_ia32_storedqusi128_mask.
8287 * config/i386/i386-builtin-types.def (PCSHORT): New.
8289 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8290 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8291 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8292 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8293 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8294 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8295 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8296 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8297 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8298 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8299 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8300 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8301 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8302 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8303 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8304 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8305 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8306 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8307 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8308 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8309 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8310 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8311 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8312 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8313 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8314 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8315 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8316 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8317 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8318 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8319 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8320 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8321 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8322 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8323 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8324 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8325 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8326 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8327 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8328 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8329 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8330 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8331 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8332 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8333 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8334 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8335 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8336 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8337 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8339 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8340 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8342 (ix86_expand_vector_move_misalign): Likewise.
8343 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8344 to scalar function prototype for unaligned load/store builtins.
8345 (ix86_expand_special_args_builtin): Updated.
8346 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8347 (UNSPEC_STOREU): Likewise.
8348 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8349 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8350 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8351 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8352 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8353 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8354 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8355 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8356 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8357 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8358 (<avx512>_storedqu<mode>_mask): Likewise.
8359 (*sse4_2_pcmpestr_unaligned): Likewise.
8360 (*sse4_2_pcmpistr_unaligned): Likewise.
8361 (*mov<mode>_internal): Renamed to ...
8362 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8363 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8364 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8365 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8367 2016-04-19 Richard Biener <rguenther@suse.de>
8369 PR tree-optimization/70171
8370 * tree-ssa-phiprop.c: Include stor-layout.h.
8371 (phiprop_insert_phi): Handle the aggregate copy case.
8372 (propagate_with_phi): Likewise.
8374 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8376 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8377 instead of simplify_gen_subreg (... , 0).
8378 (ix86_delegitimize_address): Ditto.
8379 (ix86_split_divmod): Ditto.
8380 (ix86_split_copysign_const): Ditto.
8381 (ix86_split_copysign_var): Ditto.
8382 (ix86_expand_args_builtin): Ditto.
8383 (ix86_expand_round_builtin): Ditto.
8384 (ix86_expand_special_args_builtin): Ditto.
8385 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8386 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8387 (udivmodqi4): Ditto.
8388 (absneg splitters): Ditto.
8389 (*jcc_bt<mode>_1): Ditto.
8391 2016-04-19 Richard Biener <rguenther@suse.de>
8393 PR tree-optimization/70724
8394 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8395 restoring out from ...
8396 (free_scc_vn): ... here.
8397 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8398 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8400 (pass_fre::execute): Restore SSA info.
8402 2016-04-19 Richard Biener <rguenther@suse.de>
8404 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8405 * gimple-walk.c (walk_gimple_op): Initialize it.
8406 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8407 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8408 remapping SSA names of defs.
8409 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8412 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8415 * lra-constraints.c (equiv_substition_p): New.
8416 (process_alt_operands): Use it.
8417 (swap_operands): Swap it.
8418 (curr_insn_transform): Update it.
8420 2016-04-18 Michael Matz <matz@suse.de>
8422 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8423 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8424 * tree-core.h (tree_type_common.align): Use bit-field.
8425 (tree_type_common.spare): New.
8426 (tree_decl_common.off_align): Make smaller.
8427 (tree_decl_common.align): Use bit-field.
8429 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8430 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8431 (scan_sharing_clauses): Ditto.
8432 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8433 (omp_finish_file): Ditto.
8434 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8435 (layout_decl): Ditto.
8436 (relayout_decl): Ditto.
8437 (finalize_record_size): Use SET_TYPE_ALIGN.
8438 (finalize_type_size): Ditto.
8439 (finish_builtin_struct): Ditto.
8440 (layout_type): Ditto.
8441 (initialize_sizetypes): Ditto.
8442 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8443 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8444 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8445 (get_chain_field): Ditto.
8446 (get_trampoline_type): Ditto.
8447 (get_nl_goto_field): Ditto.
8448 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8450 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8451 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8452 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8453 (build_qualified_type): Use SET_TYPE_ALIGN.
8454 (build_aligned_type, build_range_type_1): Ditto.
8455 (build_atomic_base): Ditto.
8456 (build_common_tree_nodes): Ditto.
8457 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8458 (expand_one_stack_var_at): Ditto.
8459 * coverage.c (build_var): Use SET_DECL_ALIGN.
8460 * except.c (init_eh): Ditto.
8461 * function.c (assign_parm_setup_block): Ditto.
8462 * symtab.c (increase_alignment_1): Ditto.
8463 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8464 * tree-vect-stmts.c (ensure_base_align): Ditto.
8465 * varasm.c (align_variable): Ditto.
8466 (assemble_variable): Ditto.
8467 (build_constant_desc): Ditto.
8468 (output_constant_def_contents): Ditto.
8470 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8471 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8472 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8473 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8474 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8476 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8479 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8480 replace %vmovsd with "%vmovq".
8481 (vec_concatv2df): Likewise.
8483 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8485 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8486 (*vec_extractv2si_0): Ditto.
8487 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8488 (zero_extended_scalar_load_operand splitters): Ditto.
8489 (vec_extract splitters): Ditto.
8490 (*vec_extractv4si_0_zext): Ditto.
8491 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8493 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8494 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8495 (*sse4_1_extractps): Use lowpart_subreg.
8496 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8498 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8500 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8502 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8503 Mention Solaris 11 packaging changes.
8504 Update gas and gld requirements.
8505 Remove reference to pre-Solaris 10 bug.
8506 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8508 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8511 2016-04-17 Jan Hubicka <jh@suse.cz>
8513 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8514 max_loop_iterations_int.
8516 2016-04-18 Richard Biener <rguenther@suse.de>
8518 PR tree-optimization/43434
8519 * tree-ssa-structalias.c (struct vls_data): New.
8520 (visit_loadstore): Handle all pointer-based accesses.
8521 (compute_dependence_clique): Compute a bitmap of restrict tags
8522 assigned bases and pass it to visit_loadstore.
8524 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8527 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8528 armv8.1-a and armv8.1-a+crc.
8530 2016-04-18 Richard Biener <rguenther@suse.de>
8532 PR tree-optimization/70701
8533 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8534 references after translating through a memcpy.
8536 2016-04-18 Richard Biener <rguenther@suse.de>
8538 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8539 (compute_antic): ... here. For partial antic use regular
8540 postorder and scrap iteration.
8541 (compute_partial_antic_aux): Remove unused return value.
8542 (init_pre): Do not allocate postorder.
8543 (fini_pre): Do not free postorder.
8545 2016-04-18 Richard Biener <rguenther@suse.de>
8548 * expmed.c (extract_bit_field_1): Remove broken case
8549 using a wider MODE_INT mode.
8551 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8553 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8554 unless compiling with at least GCC-4.8.
8556 2016-04-17 Jan Hubicka <jh@suse.cz>
8559 * graphite.c (graphite_finalize): Update call to
8560 tree_estimate_probability.
8561 * predict.h (tree_estimate_probability): Update prototype.
8563 2016-04-17 Jan Hubicka <jh@suse.cz>
8565 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8566 (tree_estimate_probability): Likewise.
8567 (pass_profile::execute): Update.
8568 (report_predictor_hitrates): New function.
8569 * profile.c (compute_branch_probabilities): Use it.
8570 * predict.h (report_predictor_hitrates): Declare.
8572 2016-04-17 Jan Hubicka <jh@suse.cz>
8575 * cgraph.h (cgraph_node::set_const_flag,
8576 cgraph_node::set_pure_flag): Update prototype to return bool;
8578 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8579 of interposable symbol are interposable, too.
8580 (cgraph_set_const_flag_1): Rename to ...
8581 (set_const_flag_1): ... this one; change to self recursive function
8582 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8583 clearnig the flag in all variants and also virtual thunks of const
8584 functions are pure; track if any change was done.
8585 (cgraph_node::set_const_flag): Update.
8586 (struct set_pure_flag_info): New struct.
8587 (cgraph_set_pure_flag_1): Rename to ...
8588 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8589 rather than pointer encoded flags; track if any changes was done;
8590 handle correctly clearning flag and setting flag of aliases already
8592 (cgraph_node::set_pure_flag): Update.
8593 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8595 2016-04-17 Tom de Vries <tom@codesourcery.com>
8598 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8601 2016-04-17 Tom de Vries <tom@codesourcery.com>
8603 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8604 '{}<> ' as escape-for-record.
8606 2016-04-17 Tom de Vries <tom@codesourcery.com>
8608 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8611 2016-04-17 Tom de Vries <tom@codesourcery.com>
8614 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8615 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8616 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8617 * passes.c (finish_optimization_passes): Only call
8618 finish_graph_dump_file if dfi->graph_dump_initialized.
8619 (execute_function_dump, pass_init_dump_file): Use
8620 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8622 2016-04-17 Tom de Vries <tom@codesourcery.com>
8624 PR tree-optimization/70256
8625 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8626 (debug_varmap): New function.
8628 2016-04-17 Tom de Vries <tom@codesourcery.com>
8631 * passes.c (pass_manager::register_pass): Propagate pflags.
8633 2016-04-17 Tom de Vries <tom@codesourcery.com>
8636 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8637 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8638 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8639 check if it's equal to p_start.
8640 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8642 2016-04-15 Jan Hubicka <jh@suse.cz>
8645 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8646 function does not bind to current def.
8647 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8648 handle conservatively calls to functions that does not need to bind
8650 (check_call): Update call of worse_state.
8651 (ignore_edge_for_nothrow): Update.
8652 (ignore_edge_for_pure_const): Likewise.
8653 (propagate_pure_const): Update calls to worse_state.
8654 (skip_function_for_local_pure_const): Reformat comments.
8656 2016-04-15 Jan Hubicka <jh@suse.cz>
8659 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8660 (cgraph_node::function_symbol): Likewise.
8661 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8662 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8663 (symtab_node::ultimate_alias_target): Add REF parameter.
8664 (symtab_node::binds_to_current_def_p): Declare.
8665 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8666 (cgraph_node::function_symbol): Likewise.
8667 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8668 (cgraph_node::get_availability): Likewise.
8669 (cgraph_edge::binds_to_current_def_p): New inline function.
8670 (varpool_node::get_availability): Add REF parameter.
8671 (varpool_node::ultimate_alias_target): Likewise.
8672 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8673 (symtab_node::binds_to_current_def_p): Likewise.
8674 * varpool.c (varpool_node::get_availability): Likewise.
8676 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8679 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8680 Fix mode size check.
8682 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8684 * BASE-VER: Set to 7.0.0.
8686 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8688 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8690 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8692 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8693 architecture revisions.
8695 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8697 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8698 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8699 * config/i386/i386.md (stack decrement to push peepholes): Guard
8700 with !x86_using_red_zone ().
8702 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8705 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
8706 to dump_generic_node.
8707 (NIY): Pass also flags to do_niy.
8709 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
8711 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
8712 (simd_clone_vector_of_formal_parm_types)
8713 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
8714 (simd_clone_mangle, simd_clone_create)
8715 (simd_clone_adjust_return_type, create_tmp_simd_array)
8716 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
8717 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
8718 (ipa_simd_modify_function_body, simd_clone_linear_addend)
8719 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
8720 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
8721 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
8722 * omp-simd-clone.c: ... this new file.
8723 (simd_clone_vector_of_formal_parm_types): Make it static.
8724 * Makefile.in (OBJS): Add omp-simd-clone.o.
8726 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8729 * config/i386/sse.md: Use proper memory operand modifiers.
8732 2016-04-15 Richard Biener <rguenther@suse.de>
8733 Alan Modra <amodra@gmail.com>
8735 PR tree-optimization/70130
8736 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
8737 when alignment stays not the same and no not use the realign
8740 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8743 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8744 direct move handlers for KFmode. Change TFmode handlers test from
8745 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
8747 2016-04-14 Jakub Jelinek <jakub@redhat.com>
8750 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
8751 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
8752 (inlined_polymorphic_ctor_dtor_block_p): Use it.
8753 * tree-ssa-live.c (remove_unused_scope_block_p): When
8754 in_ctor_dtor_block, avoid discarding not just BLOCKs with
8755 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
8756 block_ultimate_origin is FUNCTION_DECL.
8757 (remove_unused_locals): If current_function_decl is
8758 polymorphic_ctor_dtor_p, pass initial true to
8759 remove_unused_scope_block_p' is_ctor_dtor_block.
8761 2016-04-14 Martin Sebor <msebor@redhat.com>
8766 * doc/extend.texi (Variable Length): Revert.
8768 2016-04-14 Marek Polacek <polacek@redhat.com>
8769 Jan Hubicka <hubicka@ucw.cz>
8772 * tree.c (verify_type): Disable the canonical type of main variant
8775 2016-04-14 Jason Merrill <jason@redhat.com>
8777 * cfgexpand.c, expr.c: Revert previous change.
8779 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
8782 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
8783 when building a mem ref for the incoming reduction variable.
8785 2016-04-14 Richard Biener <rguenther@suse.de>
8787 PR tree-optimization/70614
8788 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
8789 loop if the evolution dropped to chrec_dont_know.
8790 (interpret_condition_phi): Likewise.
8792 2016-04-14 Richard Biener <rguenther@suse.de>
8794 PR tree-optimization/70623
8795 * tree-ssa-pre.c (changed_blocks): Make global ...
8796 (compute_antic): ... local here. Move and fix worklist
8797 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
8798 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
8799 worklist handling, dump when ANTIC_IN changed.
8800 (compute_partial_antic_aux): Remove worklist handling.
8801 (init_pre): Do not compute post dominators. Add a comment about
8802 the CFG order chosen.
8803 (fini_pre): Do not free post dominators.
8805 2016-04-13 Martin Sebor <msebor@redhat.com>
8810 * doc/extend.texi (Variable Length): Document C++ specifics.
8812 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8815 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
8816 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
8817 eh edges have been purged.
8820 * tree-sra.c (create_access_replacement,
8821 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
8823 * tree-pretty-print.c (dump_fancy_name): New function.
8824 (dump_decl_name, dump_generic_node): Use it.
8826 2016-04-13 Jason Merrill <jason@redhat.com>
8828 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
8829 * expr.c (expand_expr_real_1): Likewise.
8831 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
8833 * config/i386/i386.md (kunpckhi): Swap operands.
8834 (kunpcksi): Likewise.
8835 (kunpckdi): Likewise.
8836 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
8837 (vec_pack_trunc_<mode>): Likewise.
8839 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8842 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
8845 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
8846 gimplification turns some element into non-constant.
8849 * rtl.h (convert_memory_address_addr_space_1): New prototype.
8850 * explow.c (convert_memory_address_addr_space_1): No longer static,
8851 add NO_EMIT argument and don't call convert_modes if true, pass
8852 it down recursively, remove break after return.
8853 (convert_memory_address_addr_space): Adjust caller.
8854 * simplify-rtx.c (simplify_unary_operation_1): Call
8855 convert_memory_address_addr_space_1 instead of convert_memory_address,
8856 if it returns NULL, don't simplify.
8858 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
8861 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
8863 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8865 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8866 Bump the upper SIMDLEN limits, so that if the return type or
8867 characteristic type if the return type is void can be passed in
8868 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
8871 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8874 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
8875 Do not use "=" constraint on an input constraint.
8876 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8877 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8878 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
8879 generates (neg (abs ...)) instead of (abs ...).
8881 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8883 PR rtl-optimization/70596
8884 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
8885 just invalidate LRA data and reset them. Adjust dump wording.
8887 2016-04-12 Martin Liska <mliska@suse.cz>
8890 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8892 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8894 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8895 max_loop_iterations_int.
8896 (tree_unswitch_outer_loop): Likewise.
8897 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8898 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8900 2016-04-12 Tom de Vries <tom@codesourcery.com>
8902 PR tree-optimization/68756
8903 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
8904 instead of new_name.
8906 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8908 PR tree-optimization/70602
8909 * tree-sra.c (generate_subtree_copies): Don't write anything into
8910 constant pool decls.
8912 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
8913 regardless whether there are depend clauses or not.
8915 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8918 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
8919 target attribute and pragma from changing the -mfloat128
8920 and -mfloat128-hardware options.
8922 * doc/extend.texi (Additional Floating Types): Document PowerPC
8923 __float128 restrictions.
8925 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8928 * config/aarch64/driver-aarch64.c
8929 (aarch64_get_extension_string_for_isa_flags): New.
8930 (arch_extension): Rename to...
8931 (aarch64_arch_extension): ...This.
8932 (ext_to_feat_string): Rename to...
8933 (aarch64_extensions): ...This.
8934 (aarch64_core_data): Keep track of architecture extension flags.
8935 (cpu_data): Rename to...
8936 (aarch64_cpu_data): ...This.
8937 (aarch64_arch_driver_info): Keep track of architecture extension
8939 (get_arch_name_from_id): Rename to...
8940 (get_arch_from_id): ...This, change return type.
8941 (host_detect_local_cpu): Update and reformat for renames, handle
8942 extensions through common infrastructure.
8944 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8947 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
8948 track of a canonical flag name.
8949 (all_extensions): Likewise.
8950 (arch_to_arch_name): Also track extension flags enabled by the arch.
8951 (all_architectures): Likewise.
8952 (aarch64_parse_extension): Move to here.
8953 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
8955 (aarch64_rewrite_selected_cpu): Update for above change.
8956 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
8957 are handled, such that the single explicit value enabled by an
8958 extension is kept seperate from the implicit values it also enables.
8959 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
8961 (aarch64_parse_extension): New.
8962 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
8963 here to config/aarch64/aarch64-protos.h.
8964 (aarch64_parse_extension): Move from here to
8965 common/config/aarch64/aarch64-common.c.
8966 (aarch64_option_print): Update.
8967 (aarch64_declare_function_name): Likewise.
8968 (aarch64_start_file): Likewise.
8969 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
8970 the canonical flag for extensions.
8971 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
8974 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8976 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
8979 2016-04-09 Tom de Vries <tom@codesourcery.com>
8981 PR tree-optimization/68953
8982 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
8983 first to last subscript.
8985 2016-04-09 Jakub Jelinek <jakub@redhat.com>
8987 PR tree-optimization/70586
8988 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
8991 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
8995 PR tree-optimization/70373
8999 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
9000 clauses for acc parallel reductions as necessary. Error on those
9002 * omp-low.c (scan_sharing_clauses): Don't install variables which
9003 are used in acc parallel reductions.
9004 (lower_rec_input_clauses): Remove dead code.
9005 (lower_oacc_reductions): Add support for reference reductions.
9006 (lower_reduction_clauses): Remove dead code.
9007 (lower_omp_target): Don't remap variables appearing in acc parallel
9009 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
9011 2016-04-08 Jakub Jelinek <jakub@redhat.com>
9014 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
9015 with multiple SSA_NAME defs, force the outputs other than first
9016 to be live before calling live_track_process_def on each output.
9018 PR rtl-optimization/70574
9019 * fwprop.c (forward_propagate_and_simplify): Don't add
9020 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
9021 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
9022 paradoxical subregs within *loc.
9024 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
9026 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
9027 -ftree-parallelize-loops={0,1}.
9028 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
9029 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
9030 * config/ia64/hpux.h (LIB_SPEC): Likewise.
9031 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
9032 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
9034 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
9037 * asan.c (instrument_derefs): If we get unknown location, extract it
9039 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
9041 2016-04-08 Tom de Vries <tom@codesourcery.com>
9043 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
9044 implicit firstprivate clause.
9046 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9049 * config/arm/thumb2.md (tst + branch-> lsls + branch
9050 peephole below *orsi_not_shiftsi_si): Require that condition
9051 register is dead after the peephole.
9052 (second peephole after the above): Likewise.
9054 2016-04-08 Alan Modra <amodra@gmail.com>
9057 * builtins.c (fold_builtin_classify): For IBM extended precision,
9058 look at just the high-order double to test for NaN.
9059 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
9060 test just the high double for Inf but both doubles for subnormal
9063 2016-04-07 Jakub Jelinek <jakub@redhat.com>
9065 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
9066 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
9067 node->simdclone->mask_mode != VOIDmode masks.
9068 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
9069 earlier, use it instead of node->simdclone.
9070 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9071 Set clonei->mask_mode.
9073 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9076 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
9077 Pass it through to cp_parser_already_scoped_statement.
9078 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
9079 it through to cp_parser_statement.
9080 (cp_parser_statement): Pass IF_P through to
9081 cp_parser_iteration_statement.
9082 (cp_parser_pragma): Adjust call to
9083 cp_parser_iteration_statement.
9085 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9088 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
9089 resolve a future -Wparentheses warning.
9090 * omp-low.c (scan_sharing_clauses): Likewise.
9091 * tree-parloops.c (eliminate_local_variables): Likewise.
9093 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
9095 PR rtl-optimization/70398
9096 * lra-constraints.c (process_address_1): Check zero scale and code
9097 for reloading with zero scale.
9099 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
9101 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
9102 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
9104 2016-04-06 Jakub Jelinek <jakub@redhat.com>
9106 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9107 Add support for AVX512F clones, include them by default for
9108 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
9109 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
9113 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
9114 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
9115 firstprivate clauses.
9116 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
9117 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
9118 (lower_omp_target): Set TREE_NO_WARNING for
9119 non-addressable possibly uninitialized vars which are copied into
9120 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
9122 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
9124 * config/pa/predicates.md (integer_store_memory_operand): Accept
9125 REG+D operands with a large offset when reload_in_progress is true.
9126 (floating_point_store_memory_operand): Likewise.
9128 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9131 * match.pd (nested int casts): Limit to GIMPLE.
9133 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
9136 * ipa-devirt.c (maybe_record_node): Fix comment; use
9137 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
9139 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9141 PR rtl-optimization/70542
9142 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
9143 if there are any uses other than insn or debug insns.
9145 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
9146 Jakub Jelinek <jakub@redhat.com>
9148 PR tree-optimization/70509
9149 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
9150 Shift HOST_WIDE_INT_1U instead of 1.
9152 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9154 PR tree-optimization/70509
9155 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9156 of the vector base type for index.
9158 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9161 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9163 2016-04-05 Richard Biener <rguenther@suse.de>
9165 PR tree-optimization/70526
9166 * tree-sra.c (build_ref_for_offset): Use prev_base to
9167 extract the alias pointer type.
9169 2016-04-05 Richard Biener <rguenther@suse.de>
9171 * dse.c (struct store_info): Remove alias_set member.
9172 (struct read_info_type): Likewise.
9173 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9174 spill_deleted, clear_alias_set_lookup): Remove.
9175 (get_group_info): Remove dead base == NULL_RTX case.
9176 (dse_step0): Remove initialization of removed variables.
9177 (delete_dead_store_insn): Reomve alias set dumping.
9178 (free_read_records): Remove alias_set handling.
9179 (canon_address): Remove alias_set_out parameter.
9180 (record_store): Remove spill_alias_set, it's always zero.
9181 (check_mem_read_rtx): Likewise.
9182 (dse_step2): Rename from ...
9183 (dse_step2_nospill): ... this. Adjust.
9184 (scan_stores): Rename from ...
9185 (scan_stores_nospill): ... this.
9186 (scan_reads): Rename from ...
9187 (scan_reads_nospill): ... this.
9188 (scan_stores_spill, scan_reads_spill): Remove.
9189 (dse_step3_scan): Remove for_spills argument which is always false.
9190 (dse_step3): Likewise.
9191 (dse_step5): Rename from ...
9192 (dse_step5_nospill): ... this. Remove alias_set handling.
9193 (rest_of_handle_dse): Adjust.
9195 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9198 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9199 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9200 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9201 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9203 2016-04-05 Richard Biener <rguenther@suse.de>
9206 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9207 non-register type temporaries into SSA.
9209 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9212 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9213 calls when sanitizing.
9214 (possible_polymorphic_call_target_p): Fix formatting.
9216 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9217 Jakub Jelinek <jakub@redhat.com>
9220 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9221 to ensure a call statement is compatible with a built-in's
9223 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9226 2016-04-04 Richard Biener <rguenther@suse.de>
9228 PR rtl-optimization/70484
9229 * rtl.h (canon_output_dependence): Declare.
9230 * alias.c (canon_output_dependence): New function.
9231 * dse.c (record_store): Use canon_output_dependence rather
9232 than canon_true_dependence.
9234 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9237 * cgraph.h (symtab_node::copy_visibility_from): New function.
9238 * symtab.c (symtab_node::copy_visibility_from): New function.
9239 * ipa-visibility.c (optimize_weakref): New function.
9240 (function_and_variable_visibility): Use it.
9242 2016-04-04 Martin Liska <mliska@suse.cz>
9245 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9246 value that is really in range handled by SBR instruction.
9247 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9248 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9249 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9251 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9255 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9256 set, but not for SP_REG operands.
9258 2016-04-02 Martin Sebor <msebor@redhat.com>
9261 * fold-const.c (maybe_nonzero_address): New function.
9262 (fold_comparison): Call it. Fold equality and relational
9263 expressions involving null pointers.
9264 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9266 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9268 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9269 the "Y" constraint (scalar FP 0.0 immediate).
9271 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9272 Add the "const_double" to the list of operand constraints.
9274 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9276 PR rtl-optimization/70467
9277 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9278 If low word of the last operand is 0, just emit addition/subtraction
9281 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9284 * config/s390/s390.c (s390_expand_insv): Check for everything
9285 constant instead of just VOIDmode stuff.
9287 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9290 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9292 2016-04-01 Nathan Sidwell <nathan@acm.org>
9294 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9296 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9298 PR rtl-optimization/70461
9299 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9302 2016-03-31 Martin Liska <mliska@suse.cz>
9305 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9306 a tree value or an immediate integer value to a buffer
9307 that is eventually copied to a BRIG section.
9308 (emit_immediate_operand): Call the function here.
9309 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9310 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9311 of class' fields that are removed.
9312 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9313 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9314 m_brig_repr_size fields.
9316 2016-03-31 Martin Liska <mliska@suse.cz>
9319 * hsa-gen.c (hsa_function_representation::update_dominance): New
9321 (convert_addr_to_flat_segment): Likewise.
9322 (gen_hsa_memory_set): New alignment argument.
9323 (gen_hsa_ctor_assignment): Likewise.
9324 (gen_hsa_insns_for_single_assignment): Provide alignment
9325 to gen_hsa_ctor_assignment.
9326 (gen_hsa_insns_for_direct_call): Add new argument.
9327 (expand_lhs_of_string_op): New function.
9328 (expand_string_operation_builtin): Likewise.
9329 (expand_memory_copy): New function.
9330 (expand_memory_set): New function.
9331 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9332 (convert_switch_statements): Change signature.
9333 (generate_hsa): Use a return value of the function.
9334 (pass_gen_hsail::execute): Do not call
9335 convert_switch_statements here.
9336 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9337 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9338 (hsa_function_representation::update_dominance): New function.
9340 2016-03-31 Martin Liska <mliska@suse.cz>
9343 * hsa-brig.c (emit_directive_variable): Emit alignment
9344 according to hsa_symbol::m_align.
9345 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9346 (dump_hsa_symbol): Dump alignment of HSA symbols.
9347 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9348 (gen_hsa_addr_with_align): New function.
9349 (hsa_bitmemref_alignment): Use newly added function.
9350 (gen_hsa_insns_for_load): Likewise.
9351 (gen_hsa_insns_for_store): Likewise.
9352 (gen_hsa_memory_copy): New argument added.
9353 (gen_hsa_insns_for_single_assignment): Respect
9354 alignment for assignments processed via gen_hsa_memory_copy.
9355 (gen_hsa_insns_for_direct_call): Likewise.
9356 (gen_hsa_insns_for_return): Likewise.
9357 (gen_function_def_parameters): Set default alignment.
9358 * hsa.c (hsa_object_alignment): New function.
9359 (hsa_byte_alignment): Pasted function.
9360 * hsa.h (hsa_symbol::m_align): New field.
9362 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9364 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9365 scratch field for goto case.
9367 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9369 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9371 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9374 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9375 (scalar_chain::convert_insn): Call convert_op for reg
9376 moves to handle undefined registers.
9378 2016-03-31 Nathan Sidwell <nathan@acm.org>
9381 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9382 Assert we don't want to move backwards.
9384 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9387 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9389 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9391 PR rtl-optimization/70460
9392 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9393 with operand from REG_LABEL_OPERAND, instead substitute
9394 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9395 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9397 2016-03-31 Martin Liska <mliska@suse.cz>
9399 * passes.c (execute_one_pass): Do not call
9400 todo_after for a discarded function.
9402 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9404 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9405 (no_cost, infinite_cost): Initialize the new field.
9406 (get_computation_cost_at): Record setup cost.
9407 (determine_use_iv_cost_address): Skip cost computation for sub
9408 uses if we can estimate it without losing accuracy.
9410 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9412 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9414 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9415 max_loop_iterations_int.
9416 (tree_unswitch_outer_loop): Likewise.
9417 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9418 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9420 2016-03-30 Richard Biener <rguenther@suse.de>
9423 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9425 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9428 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9429 in gen_blendm expander.
9431 2016-03-30 Nick Clifton <nickc@redhat.com>
9434 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9435 case where we are already provided with an SImode SUBREG.
9437 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9440 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9441 conflict between DRAP register and __builtin_eh_return.
9443 2016-03-30 Michael Matz <matz@suse.de>
9444 Richard Biener <rguenther@suse.de>
9447 * ipa-polymorphic-call.c (struct type_change_info): Change
9448 speculative to an unsigned allowing to limit the work we do.
9449 (csftc_abort_walking_p): New inline function..
9450 (check_stmt_for_type_change): Limit the number of may-defs
9451 skipped for speculative devirtualization to
9452 max-speculative-devirt-maydefs.
9453 * params.def (max-speculative-devirt-maydefs): New param.
9454 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9456 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9459 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9462 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9464 PR tree-optimization/59124
9465 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9466 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9468 2016-03-29 Jeff Law <law@redhat.com>
9470 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9472 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9474 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9477 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9479 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9480 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9481 gcrt0.o if linking dynamically.
9483 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9486 * ipa-devirt.c (methods_equal_p): New function.
9487 (compare_virtual_tables): Use it.
9488 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9489 * cgraphclones.c (clone_function_name_1): Use
9490 symbol_table::symbol_suffix_separator.
9491 * coverage.c (build_var): Likewise.
9492 * symtab.c (symbol_table::symbol_suffix_separator): New.
9494 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9496 PR rtl-optimization/70429
9497 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9498 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9499 mode != result_mode.
9502 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9504 PR tree-optimization/70405
9505 * ssa-iterators.h (num_imm_uses): Add missing braces.
9507 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9509 PR rtl-optimization/68695
9510 * ira-color.c (allocno_copy_cost_saving): New.
9511 (improve_allocation): Use it.
9513 2016-03-29 Richard Henderson <rth@redhat.com>
9516 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9518 2016-03-29 Richard Biener <rguenther@suse.de>
9521 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9522 use alignment returned by get_pointer_alignment_1 if it is
9523 bigger than BITS_PER_UNIT.
9524 * builtins.c (get_pointer_alignment_1): Do not return true
9525 for alignment extracted from SSA info.
9527 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9529 * config/ft32/ft32.opt (mnodiv): New.
9530 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9531 * doc/invoke.texi (FT32 Options -mnodiv): New.
9533 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9536 * config/i386/i386.md (define_split, andn): Fix modes.
9538 2016-03-26 Richard Biener <rguenther@suse.de>
9539 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9542 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9544 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9545 as 2nd argument to cl_optimization_restore().
9547 2016-03-25 Richard Henderson <rth@redhat.com>
9550 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9551 * config/aarch64/aarch64-protos.h: Declare it.
9552 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9554 2016-03-25 Alan Modra <amodra@gmail.com>
9557 * config/rs6000/constraints.md (j): Simplify.
9558 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9560 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9561 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9562 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9563 in all constraint alternatives.
9564 (movtd_64bit_nodm): Delete "j" constraint alternative.
9566 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9568 * tree-ssa-propagate.c: Enhance docs for
9569 SSA_PROP_NOT_INTERESTING.
9571 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9573 * doc/extend.texi: Fix typo in documentation to pure attribute.
9575 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9578 * config/pa/pa.md (bswapdi2): Use a scratch register.
9580 2016-03-24 Richard Henderson <rth@redhat.com>
9583 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9586 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9588 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9589 using ix86_expand_binary_operator instead of gen_andsi3.
9591 2016-03-24 Richard Biener <rguenther@suse.de>
9593 PR tree-optimization/70396
9594 * tree-vect-stmts.c (vectorizable_comparison): Use
9595 get_vectype_for_scalar_type.
9597 2016-03-24 Richard Biener <rguenther@suse.de>
9600 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9601 with register bases.
9603 2016-03-24 Richard Biener <rguenther@suse.de>
9605 PR tree-optimization/70372
9606 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9607 build_all_ones_cst to also handle vector types correctly.
9609 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9612 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9615 2016-03-23 Marek Polacek <polacek@redhat.com>
9618 * doc/invoke.texi: Document -Wignored-attributes.
9620 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9622 PR tree-optimization/69042
9623 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9624 parameter from 30 to 40.
9626 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9628 PR tree-optimization/69042
9629 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9630 for use with constant offset stripped in base.
9632 2016-03-23 Richard Biener <rguenther@suse.de>
9635 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9636 mode compatibility check.
9637 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9639 2016-03-23 Jeff Law <law@redhat.com>
9641 PR tree-optimization/64058
9642 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9644 (struct ssa_conflicts): Move up earlier in the file.
9645 (conflicts_, var_map_): New static variables.
9646 (initialize_conflict_count): New function to initialize the
9647 CONFLICT_COUNT field for each conflict pair.
9648 (compare_pairs): Lazily initialize the conflict count and use it
9649 as the first tie-breaker.
9650 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9651 and wipe conflicts_ and map_ around the call to qsort. Remove
9652 special case for 2 coalesce pairs.
9653 * bitmap.c (bitmap_count_unique_bits): New function.
9654 (bitmap_count_bits_in_word): New function, extracted from
9656 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9657 * bitmap.h (bitmap_count_unique_bits): Declare it.
9659 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9662 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9663 transparent alias chain for decl assembler name.
9664 * config/sol2.c (solaris_assemble_visibility): Likewise.
9666 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9668 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9670 (v10_fdivs): Likewise.
9671 (v10_fdivd): Likewise.
9673 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9676 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9677 to not call fclose twice on file.
9679 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9681 PR tree-optimization/70354
9682 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9683 oprnd0 is wider than oprnd1 and there is a cast from the wider
9684 type to oprnd1, mask it with the mask of the narrower type.
9687 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9688 Optimize TARGET_STV splitters, if high or low word of last argument
9691 2016-03-22 Jeff Law <law@redhat.com>
9694 tree-ssa-threadbackward.c
9695 (fsm_find_control_statement_thread_paths): Correctly distinguish
9696 between old style jump threads vs FSM jump threads.
9698 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
9701 * config/i386/i386.c (scalar_chain::convert_op): Support
9702 uninitialized register usage case.
9704 2016-03-22 Richard Biener <rguenther@suse.de>
9707 * genmatch.c (gen_transform): Adjust last parameter to a three-state
9709 (capture::gen_transform): ... to change behavior when substituting
9710 a condition into cond or not-cond expr context.
9711 (dt_simplify::gen_1): Adjust.
9712 * gimple-match-head.c: Include gimplify.h for unshare_expr.
9713 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
9714 last change and instead change to
9715 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
9716 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9718 2016-03-22 Anthony Green <green@moxielogic.com>
9720 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
9721 issue for moxiebox targets.
9722 (CC1PLUS_SPEC): Ditto.
9724 2016-03-22 Richard Biener <rguenther@suse.de>
9727 * fold-const.c (extract_muldiv_1): Properly perform multiplication
9730 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9732 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
9734 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9737 * config/i386/i386.c (def_builtin): Handle
9738 OPTION_MASK_ISA_AVX512VL to be and-ed with other
9740 (const struct builtin_description bdesc_special_args[]):
9741 Remove duplicate ISA bits.
9743 2016-03-22 Jakub Jelinek <jakub@redhat.com>
9746 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
9747 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
9748 in a way that works also for AVX512BW.
9751 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
9752 instead of source if operands[1] is xmm16 and above and
9753 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
9754 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
9757 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
9758 on assign if (*from_p) is a comparison, set it to
9759 TREE_NO_WARNING (*from_p).
9761 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9764 * lra.c (restore_scratches): Ignore deleted insns.
9766 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
9767 Jakub Jelinek <jakub@redhat.com>
9769 PR tree-optimization/70317
9770 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
9773 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
9776 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
9777 of ix86_expand_move.
9779 (movti): Use general_operand for operand 1 predicate.
9781 2016-03-21 Martin Liska <mliska@suse.cz>
9783 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
9785 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
9787 2016-03-21 Martin Liska <mliska@suse.cz>
9790 * ipa-icf.c (sem_function::parse): Skip static
9791 constructors and destructors.
9793 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9796 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
9797 function-like macro, peek following token(s) if it is followed
9798 by CPP_OPEN_PAREN token with optional padding in between, and
9799 if not, don't treat it like a macro.
9801 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
9802 Alexander Monakov <amonakov@ispras.ru>
9804 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
9805 for the stabs debug format.
9807 2016-03-21 Richard Biener <rguenther@suse.de>
9809 PR tree-optimization/70310
9810 * tree-vect-generic.c (expand_vector_condition): Fold the built
9813 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
9816 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
9817 Block third alternative for AVX-512VL target,
9819 2016-03-21 Martin Liska <mliska@suse.cz>
9822 * hsa-brig.c (emit_function_directives): Mark unemitted
9823 global variables for emission.
9824 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
9825 (get_symbol_for_decl): Likewise.
9826 * hsa.h (struct hsa_symbol): New flag.
9828 2016-03-21 Richard Biener <rguenther@suse.de>
9830 PR tree-optimization/70288
9831 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
9832 we do not estimate unsimplified all-constant conditionals or
9833 switches as optimized away.
9835 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
9837 PR rtl-optimization/69102
9838 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
9839 when we have a readonly dependency context.
9841 2016-03-18 Jeff Law <law@redhat.com>
9843 PR rtl-optimization/70263
9844 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
9845 (update_equiv_regs): When trying to move a store to after the insn
9846 that sets the source of the store, make sure the store occurs after
9847 the insn that sets the source of the store. When successful note
9848 the REG_EQUIV note created in the dump file.
9850 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
9851 Bernd Schmidt <bschmidt@redhat.com>
9853 * doc/extend.texi: Document more potential problems with basic asms.
9855 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
9857 PR rtl-optimization/70278
9858 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
9861 2016-03-18 Jason Merrill <jason@redhat.com>
9863 * calls.c (load_register_parameters): Fix zero size sibcall logic.
9865 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
9867 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
9868 values to 128b regs.
9870 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
9872 PR tree-optimization/70252
9873 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
9874 boolean vector has a proper number of elements.
9875 (supportable_narrowing_operation): Likewise.
9877 2016-03-18 Tom de Vries <tom@codesourcery.com>
9880 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
9882 2016-03-18 Jakub Jelinek <jakub@redhat.com>
9884 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
9885 instead of replace_rtx for DEBUG_INSNs.
9887 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9889 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
9890 load type reservations.
9892 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
9895 * config/pa/constraints.md: Revert 2015-02-13 change. Use
9896 define_constraint for "Q" and "T" constraints.
9898 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
9900 Tweak the pipeline model for Exynos M1
9902 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
9905 2016-03-17 David Malcolm <dmalcolm@redhat.com>
9908 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
9909 where one or both locations aren't within a line_map.
9911 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
9914 * opts.c (finish_options): Don't set flag_pie to the default if
9915 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
9918 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
9920 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
9921 true as ALL_REGS argument to replace_rtx.
9923 2016-03-17 Richard Biener <rguenther@suse.de>
9926 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
9929 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9932 * rtl.h (replace_rtx): Add ALL_REGS argument.
9933 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
9934 equality and assert mode is the same, instead of just rtx pointer
9936 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
9937 true as ALL_REGS argument to replace_rtx.
9939 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
9941 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
9942 for boolean vector with vector mode only.
9943 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9945 2016-03-17 Nick Clifton <nickc@redhat.com>
9948 * config/rx/rx.c (rx_print_integer): Print negative constants in
9951 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9954 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
9956 2016-03-16 Richard Henderson <rth@redhat.com>
9957 Richard Biener <rguenth@suse.de>
9962 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
9963 first operand as is_gimple_condexpr.
9968 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
9969 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
9970 Do not gimplify the result.
9971 (do_unop): Adjust call to tree_vec_extract.
9972 (do_binop): Likewise.
9973 (do_compare): Likewise.
9974 (do_plus_minus): Likewise.
9975 (do_negate): Likewise.
9976 (expand_vector_condition): Likewise.
9977 (do_cond): Likewise.
9979 2016-03-16 Richard Henderson <rth@redhat.com>
9982 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
9983 (aarch64_classify_address): Use it.
9984 (aarch64_legitimize_address): Force all subexpressions of PLUS
9985 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
9987 2016-03-16 Jakub Jelinek <jakub@redhat.com>
9988 Richard Biener <rguenth@suse.de>
9991 * rtlanal.c (replace_rtx): For REG, if from is a REG,
9992 return to even if only REGNO is equal, and assert
9995 2016-03-11 Jeff Law <law@redhat.com>
9997 PR rtl-optimization/70224
9998 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
10000 2016-03-16 Richard Henderson <rth@redhat.com>
10002 PR middle-end/70199
10003 * function.h (struct function): Add has_forced_label_in_static.
10004 * gimplify.c (force_labels_r): Set it.
10005 * lto-streamer-in.c (input_struct_function_base): Read it.
10006 * lto-streamer-out.c (output_struct_function_base): Write it.
10007 * tree-inline.c (has_label_address_in_static_1): Remove.
10008 (copy_forbidden): Remove fndecl parameter; test
10009 has_forced_label_in_static.
10010 (inline_forbidden_p): Update call to copy_forbidden.
10011 (tree_versionable_function_p): Likewise.
10012 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
10013 (chkp_versioning): Likewise.
10014 * tree-inline.h (copy_forbidden): Update decl.
10016 2016-03-16 Marek Polacek <polacek@redhat.com>
10019 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
10020 function being thunked if the result type doesn't have fixed size.
10021 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
10022 doesn't have fixed size.
10024 2016-03-16 Bin Cheng <bin.cheng@arm.com>
10026 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
10027 reporting malformed loop nest.
10029 2016-03-16 Tom de Vries <tom@codesourcery.com>
10032 * ipa-devirt.c (possible_polymorphic_call_targets): Move
10033 nodes.length () == 1 test to before first nodes[0] access.
10035 2016-03-16 Tom de Vries <tom@codesourcery.com>
10037 PR tree-optimization/68715
10038 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
10039 single_pred_p test.
10041 2016-03-16 Tom de Vries <tom@codesourcery.com>
10043 PR tree-optimization/68809
10044 * graphite-scop-detection.c (same_close_phi_node): Test if result types
10047 2016-03-16 Carlos O'Donell <carlos@redhat.com>
10048 Sandra Loosemore <sandra@codesourcery.com>
10050 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
10051 on leaf attribute. Mention ELF interposition problems.
10053 2016-03-16 Alan Modra <amodra@gmail.com>
10055 PR rtl-optimization/69195
10056 PR rtl-optimization/47992
10057 * ira.c (indirect_jump_optimize): Ignore artificial defs.
10060 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
10063 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
10065 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10067 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
10069 2016-03-15 Jakub Jelinek <jakub@redhat.com>
10071 PR rtl-optimization/70222
10072 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
10073 optimization if mode is different from result_mode, queue up masking
10074 of the result in outer_op. Formatting fix.
10076 PR middle-end/70239
10077 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
10080 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10082 PR rtl-optimization/69032
10083 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
10084 looping backwards over basic block insns.
10086 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10089 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
10090 to non-speculative when propagating trap bits.
10092 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10094 PR rtl-optimization/63384
10095 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
10096 DEBUG_INSN_P insns.
10098 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10101 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
10102 factored out from ...
10103 (sched_analyze_insn): ... here.
10104 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
10105 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
10106 get_implicit_reg_pending_clobbers in it.
10107 (setup_id_reg_sets): Use setup_id_implicit_regs.
10108 (deps_init_id): Ditto.
10110 2016-03-15 Tom de Vries <tom@codesourcery.com>
10113 * cgraph.c (cgraph_node::get_body): Save, reset and restore
10115 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
10116 execute_function_dump.
10117 (execute_one_pass): Don't dump function if it will be dumped after ipa
10120 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
10122 * genrecog.c (match_pattern_2): If pred is NULL don't call
10123 safe_predicate_mode on it.
10125 2016-03-14 Jakub Jelinek <jakub@redhat.com>
10127 PR middle-end/70219
10128 * lra-constraints.c (delete_move_and_clobber): Change assertion
10129 to also allow dregno == 0.
10131 2016-03-14 Richard Henderson <rth@redhat.com>
10134 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
10135 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
10136 (reassociate_bb): Use optimize_vec_cond_expr; avoid
10137 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
10140 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
10143 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
10145 (lra_create_live_ranges_1): initialize hard register biggest_mode to
10147 * lra-constraints.c (split_reg): For hard regs, try to find the
10148 biggest single-register mode used in the function.
10150 2016-03-14 Richard Biener <rguenther@suse.de>
10152 PR tree-optimization/56365
10153 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10154 constants to compare against.
10156 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10159 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10160 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10161 (define_split for the GPR case): Use int_reg_operand instead of
10162 gpc_reg_operand for the output.
10164 2016-03-14 Tom de Vries <tom@codesourcery.com>
10166 PR tree-optimization/70045
10167 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10168 create_empty_if_region_on_edge argument.
10170 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10172 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10173 (STACK_CHECK_PROTECT): Likewise.
10174 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10175 (STACK_CHECK_PROTECT): Likewise.
10176 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10177 (STACK_CHECK_PROTECT): Likewise.
10178 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10179 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10180 (STACK_CHECK_PROTECT): Likewise.
10182 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10184 PR rtl-optimization/69307
10185 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10186 registers in modes that span more than one register.
10188 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10191 * lra-constraints.c (delete_move_and_clobber): New.
10192 (remove_inheritance_pseudos): Use it.
10194 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10197 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10198 the libcall is LCT_THROW.
10199 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10200 for the checking routine.
10202 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10205 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10206 optimization if we have direct move.
10207 (roundu32<mode>2_fprs): Likewise.
10209 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10212 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10214 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10215 Arguments swapped. All callers changed. Take reg_renumber into
10216 account, and Calculate and compare register ranges for hard regs.
10218 2016-03-11 Jeff Law <law@redhat.com>
10220 PR tree-optimization/70190
10221 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10222 Handle cases where we can not extract the taken edge, even though we
10223 found a constant value.
10225 PR tree-optimization/64058
10226 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10227 (num_coalesce_pairs): Move up earlier in file.
10228 (find_coalesce_pair): Initialize the INDEX field for each pair
10230 (compare_pairs): No longer sort on the elements in each pair.
10231 Instead break ties with the index of the coalesce pair.
10233 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10236 * config/aarch64/aarch64-protos.h
10237 (aarch64_save_restore_target_globals): New prototype.
10238 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10239 Call the above when popping pragma.
10240 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10242 (aarch64_set_current_function): Rewrite using the above.
10244 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10246 PR tree-optimization/70177
10247 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10248 (extract_ops_from_tree): ... this. In the 2 argument
10249 overload remove _1 suffix.
10250 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10251 (extract_ops_from_tree): ... this.
10252 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10254 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10255 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10256 extract_ops_from_tree instead of 2 operand one.
10258 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10260 PR tree-optimization/70013
10261 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10262 for constant-pool entries.
10264 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10266 PR rtl-optimization/70174
10267 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10268 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10270 PR tree-optimization/70169
10271 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10272 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10275 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10276 Jakub Jelinek <jakub@redhat.com>
10279 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10280 of uninitialized values.
10282 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10284 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10286 ("*trunctddd2"): New pattern definition.
10287 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10290 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10292 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10293 definitions for BFP and DFP rounding modes.
10294 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10295 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10296 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10297 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10300 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10302 * config/s390/constraints.md: Adjust comment.
10303 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10304 s390_decompose_addrstyle_without_index.
10305 * config/s390/predicates.md (shift_count_or_setmem_operand):
10306 Rename to setmem_operand.
10307 * config/s390/s390-protos.h
10308 (s390_decompose_shift_count): Rename to
10309 s390_decompose_addrstyle_without_index.
10310 * config/s390/s390.c (s390_decompose_shift_count)
10311 (s390_mem_constraint, print_shift_count_operand)
10312 (print_operand_address, print_operand): Rename
10313 s390_decompose_shift_count to
10314 s390_decompose_addrstyle_without_index and rename
10315 print_shift_count_operand to print_addrstyle_operand troughout the
10317 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10318 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10319 Rename shift_count_or_setmem_operand to setmem_operand.
10320 * config/s390/vx-builtins.md ("vec_insert<mode>")
10321 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10324 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10327 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10328 Handle overlapping retval and newval.
10330 2016-03-10 Nick Clifton <nickc@redhat.com>
10333 * config/aarch64/aarch64.c
10334 (aarch64_override_options_after_change_1): When forcing
10335 flag_omit_frame_pointer to be true, use a special value that can
10336 be detected if this function is called again, thus preventing
10337 flag_omit_leaf_frame_pointer from being forced to be false.
10339 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10341 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10342 Set x_flag_omit_leaf_frame_pointer when handling
10343 -momit-leaf-frame-pointer.
10345 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10348 * cgraph.c (cgraph_node::dump): Dump split_part and
10349 indirect_call_target.
10350 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10351 * ipa.c (has_addr_references_p): Cleanup.
10352 (is_indirect_call_target_p): New.
10353 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10354 called indirectly as local.
10355 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10357 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10360 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10361 on cxa_pure_virtual.
10363 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10366 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10368 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10371 * tree.c (need_assembler_name_p): Only record main variant type names.
10373 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10376 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10377 Always define to 0 or 1.
10378 (TARGET_FIX_ERR_A53_843419): New macro.
10379 * config/aarch64/aarch64-elf-raw.h
10380 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10381 * config/aarch64/aarch64-linux.h: Likewise.
10382 * config/aarch64/aarch64.c
10383 (aarch64_override_options_after_change_1): Do not default
10384 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10386 (aarch64_attributes): Handle fix-cortex-a53-843419.
10387 (aarch64_can_inline_p): Likewise.
10388 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10390 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10391 Jakub Jelinek <jakub@redhat.com>
10393 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10394 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10395 DECL_COMMONS if flag_unconstrained_commons is set.
10396 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10397 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10398 (funconstrained-commons): Document.
10400 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10402 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10403 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10405 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10407 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10408 has a proper number of elements.
10410 2016-03-10 Alan Modra <amodra@gmail.com>
10412 PR rtl-optimization/69195
10413 PR rtl-optimization/47992
10414 * ira.c (recorded_label_ref): Delete.
10415 (update_equiv_regs): Return void.
10416 (indirect_jump_optimize): New function.
10417 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10418 before regstat_compute_ri. Don't rebuild_jump_labels here.
10419 Delete update_regstat.
10421 2016-03-10 Richard Biener <rguenther@suse.de>
10423 PR tree-optimization/70128
10424 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10425 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10427 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10429 PR tree-optimization/70152
10430 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10431 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10434 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10435 instead of gen_sse2_loadlpd.
10436 * config/i386/sse.md (*vec_concatv2df): Rename to...
10437 (vec_concatv2df): ... this.
10439 PR tree-optimization/70127
10440 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10442 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10446 * diagnostic-show-locus.c (compatible_locations_p): New function.
10447 (layout::layout): Sanitize ranges using compatible_locations_p.
10449 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10453 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10454 location_range param with three const expanded_locations * and a
10456 (layout::layout): Replace call to
10457 rich_location::lazily_expand_location with get_expanded_location.
10458 Extract the range and perform location expansion here, passing
10459 the results to the layout_range ctor.
10460 * diagnostic.c (source_range::debug): Delete.
10461 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10462 of rich_location::get_expanded_location.
10463 * gcc-rich-location.c (get_range_for_expr): Delete.
10464 (gcc_rich_location::add_expr): Reimplement to avoid the
10465 rich_location::add_range overload that took a location_range,
10466 passing a location_t instead.
10468 2016-03-09 Richard Biener <rguenther@suse.de>
10469 Jakub Jelinek <jakub@redhat.com>
10471 PR tree-optimization/70138
10472 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10473 Also skip vect_double_reduction_def.
10475 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10478 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10479 if the operand is "m".
10481 2016-03-09 Nathan Sidwell <nathan@acm.org>
10483 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10485 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10487 * config/i386/i386.c (processor_target_table): Fix cost table
10488 intialization order for znver1.
10490 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10492 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10493 - becuase -> because.
10494 * ipa-reference.c (ignore_module_statics): Likewise.
10495 * cgraph.c (cgraph_node::get_body): Likewise.
10496 * ipa-inline.c (early_inliner): Likewise.
10497 * ipa-devirt.c (types_same_for_odr): Likewise.
10498 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10499 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10501 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10503 * tree-ssa-math-opts.c: Fix typo in comment.
10505 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10508 * config/i386/i386.c (scalar_chain::make_vector_copies,
10509 scalar_chain::convert_reg): Call end_sequence in between
10510 get_insns and emit_conversion_insns rather than after both
10513 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10516 * config/i386/i386.h (machine_function): Add
10517 pc_thunk_call_expanded flag.
10518 (ix86_pc_thunk_call_expanded): New define.
10519 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10520 (*set_got): Rename insn pattern from set_got.
10521 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10522 * config/i386/i386.c (ix86_compute_frame_layout): Use
10523 ix86_pc_thunk_call_expanded to prevent red-zone.
10525 2016-03-07 Martin Jambor <mjambor@suse.cz>
10527 * hsa.h (hsa_get_ctor_statements): Declare.
10528 (hsa_get_dtor_statements): Likewise.
10529 (hsa_get_kernel_dispatch_type): Likewise.
10530 * hsa.c (hsa_get_ctor_statements): New function.
10531 (hsa_get_dtor_statements): Likewise.
10532 (hsa_get_kernel_dispatch_type): Likewise.
10533 * hsa-brig.c (hsa_cdtor_statements): Removed.
10534 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10535 hsa_get_dtor_statements.
10536 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10537 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10539 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10541 * config/arm/arm-cores.def (cortex-r8): New.
10542 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10543 * config/arm/arm-tune.md: Likewise.
10544 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10546 2016-03-07 Martin Sebor <msebor@redhat.com>
10548 PR rtl-optimization/19705
10549 * doc/invoke.texi (Options That Control Optimization): Clarify
10550 -fno-branch-count-reg.
10552 2016-02-26 Richard Biener <rguenther@suse.de>
10553 Jeff Law <law@redhat.com>
10555 PR tree-optimization/69740
10556 * cfghooks.c (remove_edge): Request loop fixups if we delete
10557 an edge that might turn an irreducible loop into a natural
10559 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10560 Move after definition of loops_state_clear.
10562 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10564 PR rtl-optimization/69052
10565 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10568 2016-03-07 Tom de Vries <tom@codesourcery.com>
10570 PR tree-optimization/70116
10571 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10572 is_tm_ending stmts and ubsan/asan internal functions.
10573 (find_duplicate): Use it. Don't test is_tm_ending here.
10575 2016-03-07 Richard Biener <rguenther@suse.de>
10577 PR tree-optimization/70115
10578 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10579 (propagate_constants_for_unrolling): Use replace_uses_by.
10581 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10583 PR middle-end/69916
10584 * omp-low.c (struct oacc_loop): Add ifns.
10585 (new_oacc_loop_raw): Initialize it.
10586 (finish_oacc_loop): Clear mask & flags if no ifns.
10587 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10588 (oacc_loop_xform_loop): Add ifns arg & adjust.
10589 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10591 2016-03-07 Richard Henderson <rth@redhat.com>
10594 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10595 (insert_value_copy_on_edge): Likewise.
10597 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10599 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10601 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10604 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10606 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10608 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10610 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10612 Fix sseimul type attribute.
10613 * config/i386/znver1.md
10614 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10615 znver1_sseimul_avx256_load) : Fix the type attribute.
10616 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10617 pipe usage and latency.
10619 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10622 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10623 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10626 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10629 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10631 PR rtl-optimization/69941
10632 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10633 the reg share its mode.
10635 2016-03-04 Jeff Law <law@redhat.com>
10637 PR tree-optimization/69196
10638 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10639 If the both SSA_NAMEs are anonymous, then consider them unassociated
10640 and include the PHI in the statement count.
10642 2016-03-05 Tom de Vries <tom@codesourcery.com>
10644 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10645 construct in oacc routine. Check for oacc region in oacc routine.
10647 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10650 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10651 2016-02-22 changes, instead don't recurse if RECUR is already true.
10652 Don't change *dynamic_check if RECUR. Adjust recursive caller
10653 to pass true to the new argument.
10654 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10657 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10658 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10660 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10662 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10664 PR rtl-optimization/57676
10665 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10666 with flag_checking.
10668 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10670 * tree-vect-patterns.c (search_type_for_mask): Handle
10671 comparison of booleans.
10673 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10675 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10679 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10680 all other ops that have dw_val_class_die_ref operands,
10681 and DW_OP_GNU_entry_value.
10683 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10685 PR rtl-optimization/69904
10686 * config/arm/arm.c (arm_cannot_copy_insn_p):
10687 Return true for load-exclusive instructions.
10689 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10692 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10693 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10694 the pattern no matter if it is used just by non-pattern, pattern
10696 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10697 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10698 oprnd1 def_stmt is in pattern, don't look through it.
10700 2016-03-03 Marek Polacek <polacek@redhat.com>
10702 PR middle-end/70050
10703 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
10705 2016-03-03 Martin Liska <mliska@suse.cz>
10707 PR tree-optimization/70043
10708 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
10709 previous statement if we see a debug statement.
10711 2016-03-03 Richard Biener <rguenther@suse.de>
10713 PR tree-optimization/55936
10714 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
10715 parameter and guard unsafe equivalence use.
10716 (vrp_evaluate_conditional_warnv_with_ops): Always use
10717 safe equivalences but not via the quadratic compare_names
10720 2016-03-03 Michael Collison <michael.collison@linaro.org>
10723 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
10724 for operand 1 to s_register_operand. Change predicate for operand
10725 2 to arm_not_immediate_operand.
10727 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
10729 * doc/tm.texi: Regenerated.
10731 2016-03-02 Richard Henderson <rth@redhat.com>
10734 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
10735 simplification when all args are positive non-fixed registers.
10737 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10739 * target.def (lra_p): Specify that new ports should use LRA.
10741 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10744 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
10745 gimplify_type_sizes the type they refer to.
10746 (omp_notice_variable): Handle reference vars to VLAs.
10747 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
10748 reference to VLA decls in the second pass instead of first pass.
10750 2016-03-02 Tom de Vries <tom@codesourcery.com>
10752 PR tree-optimization/68659
10753 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
10754 new_expr == NULL_TREE.
10755 (get_new_name): Handle ADDR_EXPR.
10757 2016-03-02 Bin Cheng <bin.cheng@arm.com>
10759 PR rtl-optimization/69052
10760 * loop-invariant.c (canonicalize_address): New function.
10761 (inv_can_prop_to_addr_use): Check validity of address expression
10762 which is canonicalized by above function.
10764 2016-03-02 Alan Modra <amodra@gmail.com>
10767 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
10770 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10773 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
10774 (*movhi_internal): Put mask moves from and to memory separately
10775 from moves from/to GPRs.
10777 2016-03-02 Richard Biener <rguenther@suse.de>
10779 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
10780 GENERIC expressions in GIMPLE.
10782 2016-03-02 Richard Biener <rguenther@suse.de>
10784 * config/i386/i386.c (type_natural_mode): Fix typo.
10786 2016-03-02 Nick Clifton <nickc@redhat.com>
10788 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
10790 2016-03-02 Richard Biener <rguenther@suse.de>
10791 Uros Bizjak <ubizjak@gmail.com>
10794 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
10796 2016-03-02 Richard Biener <rguenther@suse.de>
10798 PR middle-end/67278
10799 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
10801 2016-03-02 Marek Polacek <polacek@redhat.com>
10804 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
10805 "is promoted to" warning.
10807 2016-03-01 DJ Delorie <dj@redhat.com>
10809 * config.gcc: Deprecate mep-*.
10811 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
10813 PR middle-end/70025
10814 * lra-constraints.c (regno_val_use_in): New.
10815 (match_reload): Use it instead of regno_use_in.
10817 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10819 PR rtl-optimization/70007
10820 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
10821 references present in REG_EQUAL notes attached to non-SET patterns.
10823 2016-03-01 Jeff Law <law@redhat.com>
10825 PR tree-optimization/69196
10826 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10827 Appropriately clamp the number of statements to copy when the
10828 thread path does not traverse a loop backedge.
10830 PR tree-optimization/69196
10831 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10832 Do count some PHIs in the thread path against the insn count. Decrease
10833 final statement count by one as the control statement in the last
10834 block will get removed. Remove special cased code for handling PHIs
10837 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
10840 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
10841 asm dialect alternatives to explicit GOTPCREL calls.
10843 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10846 * ira.c (do_reload): Issue warning for generic stack checking here...
10847 * reload1.c (reload): ...instead of here and streamline it.
10849 2016-03-01 Nick Clifton <nickc@redhat.com>
10851 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
10853 2016-03-01 Richard Biener <rguenther@suse.de>
10855 PR tree-optimization/69983
10856 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
10857 types and fall back to operand_equal_p.
10859 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10862 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10864 * config/s390/constraints.md ("jm8"): New constraint.
10865 * config/s390/predicates.md ("const_int_8bitset_operand"): New
10867 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
10869 ("*setmem_long<setmem_and>"): New pattern.
10870 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
10872 ("*setmem_long_31z<setmem_and>"): New pattern.
10873 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
10874 New substitution rules with the required attributes.
10877 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10880 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10882 * gensupport.c (process_substs_on_one_elem): Split loop to
10883 complete mark_operands_used_in_match_dup on all expressions in the
10885 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10886 and remove function.
10888 2016-03-01 Richard Biener <rguenther@suse.de>
10890 PR middle-end/70022
10891 * fold-const.c (fold_indirect_ref_1): Fix range checking for
10892 vector BIT_FIELD_REF extract.
10894 2016-03-01 Richard Biener <rguenther@suse.de>
10896 PR tree-optimization/69994
10897 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
10899 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
10901 PR tree-optimization/69956
10902 * tree-vect-stmts.c (supportable_widening_operation): Support
10903 multi-step conversion of boolean vectors.
10904 (supportable_narrowing_operation): Likewise.
10906 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10908 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
10911 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10913 * config/s390/subst.md (DSI_VI): New mode iterator.
10914 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
10915 * config/s390/vector.md ("vec_set<mode>"): Move expander before
10916 the insn definition.
10917 ("*vec_set<mode>"): Change predicate and add alternative to
10918 support only either register or const_int operands as element
10920 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
10922 ("vec_extract<mode>"): New expander.
10923 ("*vec_extract<mode>"): New insn definition supporting reg and
10924 const_int element selectors.
10925 ("*vec_extract<mode>_plus"): New insn definition supporting
10926 reg+const_int element selectors.
10927 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
10928 following expander+insn definition.
10929 ("<vec_shifts_name><mode>3"): New expander.
10930 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
10932 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10934 * config/s390/s390.md ("*tabort_1"): Change predicate to
10935 nonmemory_operand. Add a second alternative to cover
10936 register as well as const int operands.
10937 ("*tabort_1_plus"): New pattern definition.
10939 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10941 * config/s390/s390.md ("*ashrdi3_cc_31")
10942 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
10943 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
10944 Merge insn definitions into ...
10945 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10946 New pattern definition.
10947 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
10948 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
10949 ("*ashr<mode>3_and"): Merge insn definitions into ...
10950 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10951 New pattern definition.
10952 * config/s390/subst.md ("addr_style_op_cc_subst")
10953 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
10954 substitutions patterns plus attributes.
10955 Add ashiftrt to SUBST iterator.
10957 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10959 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
10960 op2 to nonmemory_operand.
10961 ("*<shift>di3_31", "*<shift>di3_31_and"):
10962 Merge into single pattern definition ...
10963 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
10964 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
10965 pattern definition ...
10966 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
10967 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
10970 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10972 * config/s390/predicates.md (const_int_6bitset_operand): New
10974 * config/s390/s390.md: Include subst.md.
10975 ("rotl<mode>3"): New expander.
10976 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
10978 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
10979 * config/s390/subst.md: New file.
10981 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10983 * config/s390/s390.md ("op_type", "atype", "length" attributes):
10984 Remove RRR type. It doesn't really exist.
10985 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
10987 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
10988 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
10989 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
10990 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
10991 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
10992 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
10993 `enabled' attribute.
10995 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10997 * gensupport.c (process_substs_on_one_elem): Split loop to
10998 complete mark_operands_used_in_match_dup on all expressions in the
11000 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11001 and remove function.
11003 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11006 * config/sparc/sparc.c (NWORDS_UP): Rename to...
11007 (CEIL_NWORDS): ...this. Use CEIL macro.
11008 (compute_fp_layout): Adjust to above renaming.
11009 (function_arg_union_value): Likewise.
11010 (sparc_arg_partial_bytes): Likewise.
11011 (sparc_function_arg_advance): Likewise.
11013 2016-02-29 Jeff Law <law@redhat.com>
11015 PR tree-optimization/70005
11016 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
11017 where an object with a boolean range is compared against a value
11020 PR tree-optimization/69999
11021 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
11022 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
11025 2016-02-29 Richard Biener <rguenther@suse.de>
11027 PR tree-optimization/69994
11028 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
11029 (get_unary_op): Look through nop conversions.
11030 (ops_equal_values_p): New function, look for equality diregarding
11032 (eliminate_plus_minus_pair): Use ops_equal_values_p
11033 (repropagate_negates): Do not use get_unary_op here.
11035 2016-02-29 Martin Liska <mliska@suse.cz>
11037 * system.h: Poison ENABLE_CHECKING macro.
11039 2016-02-29 Martin Liska <mliska@suse.cz>
11041 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
11042 is presented in dump flags.
11043 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11044 (hsa_regalloc): Likewise.
11046 2016-02-19 Richard Biener <rguenther@suse.de>
11048 PR tree-optimization/69980
11049 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
11050 permutation of those we need to keep.
11052 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11055 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
11056 (NWORDS_UP): ...this
11057 (init_cumulative_args): Minor tweaks.
11058 (sparc_promote_function_mode): Likewise.
11059 (scan_record_type): Delete.
11060 (traverse_record_type): New function template.
11061 (classify_data_t): New structure type.
11062 (classify_registers): New inline function.
11063 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
11064 exhausted. Instantiate traverse_record_type on classify_registers and
11065 deal with the case of a structure passed in slot #15 with no FP field
11067 (assign_data_t): New structure type.
11068 (compute_int_layout): New static function.
11069 (compute_fp_layout): Likewise.
11070 (count_registers): New inline function.
11071 (assign_int_registers): New static function.
11072 (assign_fp_registers): Likewise.
11073 (assign_registers): New inline function.
11074 (function_arg_record_value_1): Delete.
11075 (function_arg_record_value_2): Likewise.
11076 (function_arg_record_value_3): Likewise.
11077 (function_arg_record_value): Adjust to above changes. Instantiate
11078 traverse_record_type on count_registers to first count the number of
11079 registers to be used and then on assign_registers to assign them.
11080 (function_arg_union_value): Adjust to above renaming.
11081 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
11082 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
11083 case of a structure passed in slot #15
11084 (sparc_function_arg_advance): Likewise.
11085 (function_arg_padding): Minor tweak.
11087 2016-02-29 Richard Biener <rguenther@suse.de>
11089 PR tree-optimization/69720
11090 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
11091 the adjustment_def path for possibly vectorized defs.
11092 (vect_create_epilog_for_reduction): Handle vectorized initial
11095 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
11097 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
11099 2016-02-27 Jeff Law <law@redhat.com>
11102 2016-02-26 Richard Biener <rguenther@suse.de>
11103 Jeff Law <law@redhat.com>
11105 PR tree-optimization/69740
11106 * cfghooks.c (remove_edge): Request loop fixups if we delete
11107 an edge that might turn an irreducible loop into a natural
11110 2016-02-27 Jakub Jelinek <jakub@redhat.com>
11112 PR rtl-optimization/69896
11113 * tree-vect-generic.c (get_compute_type): Avoid single element
11116 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
11118 Rename the AArch64 tuning option and related functions to enable the
11119 Newton series for the reciprocal square root to reflect its
11120 approximative characteristic.
11122 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
11123 function to "aarch64_emit_approx_rsqrt".
11124 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
11125 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
11126 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
11127 (xgene1_tunings): Likewise.
11128 (use_rsqrt_p): Likewise.
11129 (aarch64_emit_swrsqrt): Use new function name.
11130 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
11131 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
11132 text explaining this option.
11133 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
11135 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11138 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11139 complain about -mallow-movmisalign without -mvsx if
11140 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
11142 2016-02-26 Joel Sherrill <joel@rtems.org>
11144 * config.gcc: Add x86_64-*-rtems*.
11145 * config/i386/rtems-64.h: New file.
11147 2016-02-26 Joel Sherrill <joel@rtems.org>
11149 * config.gcc: Add aarch64-*-rtems*.
11150 * config/aarch64/rtems.h: New file.
11152 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11155 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11156 shift amount using %h. Add comment.
11158 2016-02-26 Richard Biener <rguenther@suse.de>
11159 Jeff Law <law@redhat.com>
11161 PR tree-optimization/69740
11162 * cfghooks.c (remove_edge): Request loop fixups if we delete
11163 an edge that might turn an irreducible loop into a natural
11166 2016-02-26 Martin Jambor <mjambor@suse.cz>
11168 PR middle-end/69920
11169 * tree-sra.c (sra_modify_assign): Do not remove loads of
11170 uninitialized aggregates to SSA_NAMEs.
11172 2016-02-26 Richard Henderson <rth@redhat.com>
11175 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11176 pseudo in case the target rtx matches the source of the left
11179 2016-02-26 Martin Jambor <mjambor@suse.cz>
11182 * hsa.h (hsa_type_packed_p): Declare.
11183 * hsa.c (hsa_type_packed_p): New function.
11184 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11186 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11187 * hsa-brig.c (emit_basic_insn): Likewise.
11189 2016-02-26 Martin Jambor <mjambor@suse.cz>
11192 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11194 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11196 2016-02-26 Martin Jambor <mjambor@suse.cz>
11198 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11199 hsa_op_with_type operands.
11200 (hsa_unsigned_type_for_type): Declare.
11201 * hsa.c (hsa_unsigned_type_for_type): New function.
11202 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11203 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11204 the finalizer. Do not emit extra move.
11206 2016-02-26 Martin Jambor <mjambor@suse.cz>
11208 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11209 atomic operations in private segment.
11211 2016-02-26 Martin Jambor <mjambor@suse.cz>
11213 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11214 statements to wi->info. Also disallow omp simd constructs.
11215 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11216 for not gridifying. Dump special string for omp_for.
11218 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11221 * config/aarch64/aarch64.c (aarch64_set_current_function):
11222 Save/restore target globals when switching to
11223 target_option_default_node.
11225 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11228 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11229 Return 0 if !SHIFT_COUNT_TRUNCATED.
11231 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11232 Eric Botcazou <ebotcazou@adacore.com>
11234 PR rtl-optimization/69891
11235 * dse.c (scan_insn): If we can't figure out memset arguments
11236 or they are non-constant, call clear_rhs_from_active_local_stores.
11238 2016-02-26 Martin Liska <mliska@suse.cz>
11240 * doc/extend.texi: Mention clog10, clog10f an clog10l
11241 in Builtins section.
11243 2016-02-26 Martin Liska <mliska@suse.cz>
11245 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11247 (resolve_args_picking_1): Likewise.
11248 * dwarf2out.h (struct GTY): Likewise.
11250 2016-02-26 Martin Liska <mliska@suse.cz>
11252 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11253 with flag_checking.
11254 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11256 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11257 Martin Liska <mliska@suse.cz>
11259 * doc/install.texi: Mention --enable-valgrind-annotations.
11261 2016-02-26 Richard Biener <rguenther@suse.de>
11263 PR tree-optimization/69551
11264 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11265 looking through aliases adjust DECL_PT_UID to refer to the
11266 ultimate alias target.
11268 2016-02-25 Martin Liska <mliska@suse.cz>
11270 PR middle-end/69919
11271 * alloc-pool.c (after_memory_report): New variable.
11272 * alloc-pool.h (base_pool_allocator ::release): Do not use
11273 the infrastructure if after_memory_report.
11274 * toplev.c (toplev::main): Mark after memory report.
11276 2016-02-25 Richard Biener <rguenther@suse.de>
11278 PR tree-optimization/48795
11279 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11281 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11284 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11285 offloading is enabled and -fopenacc or -fopenmp is specified.
11286 (CRTOFFLOADEND): Likewise.
11287 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11288 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11289 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11290 (offload_objects_file_name): New static var.
11291 (tool_cleanup): Remove offload_objects_file_name file.
11292 (find_offloadbeginend): Replace with ...
11293 (find_crtoffloadtable): ... this.
11294 (run_gcc): Remove offload_argc and offload_argv.
11295 Get offload_objects_file_name from -foffload-objects=... option.
11296 Read names of object files with offload from this file, pass them to
11297 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11298 don't pass offloadbegin and offloadend to the linker. Don't pass
11299 offload non-LTO files to the linker, because now they're not claimed.
11301 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11304 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11305 on builtin_unreachable.
11307 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11309 PR rtl-optimization/69896
11310 * regcprop.c: Include cfgrtl.h.
11311 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11312 than remembered mode, either delete it (if noop_move_p), or
11313 treat like copy_p but not noop_p instruction.
11315 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11318 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11319 - allow NULL decl for Fortran DW_TAG_common_block variables.
11321 2016-02-24 Jason Merrill <jason@redhat.com>
11323 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11325 2016-02-24 Richard Biener <rguenther@suse.de>
11326 Jakub Jelinek <jakub@redhat.com>
11328 PR middle-end/69760
11329 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11330 conditionally executed ops to well-defined overflow behavior.
11332 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11334 PR middle-end/69915
11335 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11338 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11340 PR rtl-optimization/69886
11341 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11342 argument. Use it when checking validity of set instructions.
11343 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11344 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11346 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11347 * store-motion.c (find_moveable_store): Update
11348 can_assign_to_reg_without_clobbers_p callsite.
11350 2016-02-24 Richard Biener <rguenther@suse.de>
11352 PR middle-end/68963
11353 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11355 (record_nonwrapping_iv): Do not fall back to the low/high bound
11356 for non-constant IV bases if the stmt is not always executed.
11358 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11360 * config/arm/arm-cores.def (cortex-a32): New entry.
11361 * config/arm/arm-tables.opt: Regenerate.
11362 * config/arm/arm-tune.md: Regenerate.
11363 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11364 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11365 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11366 for -mcpu and -mtune.
11368 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11371 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11372 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11373 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11374 (atomic_loaddi_1): Delete.
11375 (atomic_loaddi): Rewrite expander using the above changes.
11377 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11380 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11383 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11384 Richard Biener <rguenth@suse.de>
11386 PR middle-end/69909
11387 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11388 set_mem_attributes if tem is SSA_NAME which got expanded
11391 2016-02-24 Richard Biener <rguenther@suse.de>
11393 PR tree-optimization/69907
11394 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11395 end of permutations for BB vectorization.
11397 2016-02-24 Christian Bruel <christian.bruel@st.com>
11399 * config/arm/arm-c.c (arm_option_override): Initialize
11400 target_option_current_node.
11401 * config/arm/arm.c (arm_pragma_target_parse): Replace
11402 build_target_option_node call by target_option_current_node.
11403 Set target_option_current_node.
11406 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11409 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11410 define_insn_and_split to define_insn.
11411 (zero_extendqi<mode>2_dot2): Same.
11412 (extendqi<mode>2_dot): Same.
11413 (extendqi<mode>2_dot2): Same.
11415 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11417 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11418 and add bypass for AES{D,E} and AESMC pairs.
11419 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11422 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11424 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11425 series for reciprocal square root in Exynos M1.
11427 2016-02-23 Martin Sebor <msebor@redhat.com>
11430 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11431 __builtin_alloca_with_align.
11433 2016-02-23 Richard Henderson <rth@redhat.com>
11435 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11436 (ix86_register_pragmas): Remove __seg_tls.
11437 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11438 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11439 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11440 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11441 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11442 * doc/extend.texi (__seg_tls): Remove item.
11444 2016-02-23 Richard Biener <rguenther@suse.de>
11446 * alloc-pool.h (struct allocation_object): Make id member
11447 conditional on CHECKING_P again.
11448 (get_instance): Adjust.
11449 (base_pool_allocator): Likewise.
11451 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11453 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11454 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11456 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11458 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11460 2016-02-23 Richard Biener <rguenther@suse.de>
11462 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11463 * bitmap.h (struct bitmap_usage): Likewise.
11464 (bitmap_move): Declare.
11465 * bitmap.c (register_overhead): Take size_t argument.
11466 (bitmap_move): New function.
11467 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11468 to properly account overhead.
11469 * tree.c (free_node): Use tree_size.
11471 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11474 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11475 when inverting comparison.
11478 * common.opt (Wunreachable-code): Add Warning flag.
11480 2016-02-23 Mark Wielaard <mjw@redhat.com>
11481 Jakub Jelinek <jakub@redhat.com>
11484 * cgraphunit.c (check_global_declaration): Check main_input_filename
11485 and DECL_SOURCE_FILE are not NULL.
11487 2016-02-23 Martin Jambor <mjambor@suse.cz>
11489 PR tree-optimization/69666
11490 * tree-sra.c (sra_modify_assign): Do not attempt to create
11491 default_def replacements for unscalarizable regions.
11493 2016-02-20 Mark Wielaard <mjw@redhat.com>
11496 * cgraphunit.c (check_global_declaration): Check level of
11497 warn_unused_const_variable and main_input_filename.
11498 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11499 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11500 (-Wunused-const-variable): Explain levels 1 and 2.
11502 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11505 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11506 identical arguments. Formatting and spelling fixes.
11509 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11514 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11515 and m68k-devices.def.
11516 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11517 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11519 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11521 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11522 and HImode registers.
11524 2016-02-22 Richard Biener <rguenther@suse.de>
11526 PR tree-optimization/69882
11527 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11528 preserve permutations present because of gaps.
11529 (vect_supported_load_permutation_p): Always continue checking
11530 permutations after vect_attempt_slp_rearrange_stmts.
11532 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11534 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11535 min_profitable_estimate, rather than min_profitable_iters.
11537 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11540 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11541 SImode for last match_operand.
11543 2016-02-22 Martin Liska <mliska@suse.cz>
11545 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11546 return bitsize - 1 as the return value.
11548 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11552 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11553 Handle negative shift counts.
11554 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11555 force_reg on the shift constant.
11556 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11557 (lshrsi3_d): Handle negative shift counts.
11559 2016-02-22 Richard Biener <rguenther@suse.de>
11560 Tom de Vries <tom@codesourcery.com>
11562 * graph.c: Include dumpfile.h.
11563 (print_graph_cfg): Split into three overloads.
11564 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11566 2016-02-22 Tom de Vries <tom@codesourcery.com>
11568 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11571 2016-02-22 Richard Biener <rguenther@suse.de>
11574 * ipa-inline-transform.c (inline_call): When not updating
11575 overall summaries adjust self size by the growth estimate.
11576 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11577 hash-set, do not update overall summaries here. Renamed from ...
11578 (inline_to_all_callers): ... this which is now wrapping the
11579 above and performing delayed overall summary update.
11580 (early_inline_small_functions): Delay updating of the overall
11583 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11585 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11588 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11591 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11592 :%* in %:gt() argument.
11593 (greater_than_spec_func): Adjust for expecting only numbers,
11594 if there are more than two numbers, compare the last two.
11596 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11598 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11599 -Wnarrowing with -std.
11601 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11604 * expr.c (store_field): Don't use bit-field path if exp is
11605 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11606 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11607 and the assignment can be performed by bitwise copy. Formatting
11610 PR middle-end/69838
11611 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11612 call copy_reg_eh_region_note_forward on before and/or after sequences
11613 and remove note from insn if it no longer can throw.
11616 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11617 if TARGET_AVX512BW.
11619 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11621 * config/s390/vector.md: Add missing commutative operand markers
11622 to the patterns which qualify for one.
11623 * config/s390/vx-builtins.md: Likewise.
11625 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11627 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11628 types to mode iterators.
11629 (vec_double): ... and mode attribute.
11630 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11632 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11634 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11635 Change the predicate of op2 from nonimmediate to general and let
11636 reload fix it if necessary.
11638 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11640 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11642 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11644 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11647 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11649 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11650 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11651 * config/s390/s390.md ("movstr<P:mode>"): Call
11652 s390_expand_vec_movstr.
11654 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11656 * config/s390/s390.md: Add missing output modifier for operand 1
11657 to print it as address properly.
11659 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11661 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11662 * config/s390/2964.md: New file.
11663 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11664 of insn grouping attributes depending on the CPU level.
11665 (s390_get_unit_mask): New function.
11666 (s390_sched_score): Remove the OOO from the scheduling macros.
11667 Add loop to calculate a score for the instruction mix.
11668 (s390_sched_reorder): Likewise plus improve debug output.
11669 (s390_sched_variable_issue): Rename macros as above. Calculate
11670 the unit distances after actually scheduling an insn. Improve
11672 (s390_sched_init): Clear last_scheduled_unit_distance array.
11673 * config/s390/s390.md: Include 2964.md.
11675 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11678 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11679 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11680 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11681 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11682 *avx512f_<code>v8div16qi2_mask_1): New insns.
11684 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11687 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11690 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11691 earlyclobber from target. Use wF constraint for fused memory
11693 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11695 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11696 Martin Liska <mliska@suse.cz>
11699 * cfgexpand.c (asan_sanitize_stack_p): New function.
11700 (partition_stack_vars): Use the function.
11701 (expand_stack_vars): Likewise.
11702 (defer_stack_allocation): Likewise.
11703 (expand_used_vars): Likewise.
11705 2016-02-18 Richard Biener <rguenther@suse.de>
11707 PR middle-end/69553
11708 * fold-const.c (operand_equal_p): Properly compare offsets for
11709 IMAGPART_EXPR and ARRAY_REF.
11711 2016-02-18 Nick Clifton <nickc@redhat.com>
11715 * config/arm/arm.c (arm_option_override_internal): Disable
11716 interworking if the target does not support thumb instructions.
11717 (arm_reload_in_hi): Handle the case where a register to register
11718 move needs reloading because there is no simple pattern to handle
11720 (arm_reload_out_hi): Likewise.
11722 2016-02-18 Richard Biener <rguenther@suse.de>
11724 PR middle-end/69854
11725 * match.pd: Don't use fold_binary or fold_unary for folding
11728 2016-02-17 Jakub Jelinek <jakub@redhat.com>
11731 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
11732 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
11733 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
11734 warn on gimple_no_warning_p statements.
11736 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
11738 * doc/extend.texi (C++ Attributes): Correct description of
11739 warn_unused type attribute.
11741 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11743 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
11744 correct instruction.
11746 2016-02-17 Richard Biener <rguenther@suse.de>
11748 PR rtl-optimization/69609
11749 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
11750 (find_traces_1_round): When ending a trace update cached priority
11752 (bb_to_key): Use cached priority when available.
11753 (copy_bb): Initialize cached priority.
11754 (reorder_basic_blocks_software_trace_cache): Likewise.
11756 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11759 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
11761 (aarch64_comparison_operator): Break overly long line into two.
11762 (aarch64_comparison_operation): Likewise.
11763 * config/aarch64/aarch64.md (cstorecc4): Use
11764 aarch64_comparison_operator_mode instead of
11765 aarch64_comparison_operator.
11766 (cstore<mode>4): Likewise.
11767 (aarch64_cstore<mode>): Likewise.
11768 (*cstoresi_insn_uxtw): Likewise.
11769 (cstore<mode>_neg): Likewise.
11770 (*cstoresi_neg_uxtw): Likewise.
11772 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11775 * config/arm/predicates.md (arm_comparison_operator_mode):
11777 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
11778 instead of arm_comparison_operator.
11779 (*mov_negscc): Likewise.
11780 (*mov_notscc): Likewise.
11781 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
11782 (*thumb2_mov_negscc): Likewise.
11783 (*thumb2_mov_negscc_strict_it): Likewise.
11784 (*thumb2_mov_notscc): Likewise.
11785 (*thumb2_mov_notscc_strict_it): Likewise.
11787 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
11789 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
11790 Add missing return.
11792 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
11794 * config/visium/visium.c (machine_libfunc_index): New enum.
11795 (machine_libfuncs): New structure.
11796 (visium_libfuncs): New static variable.
11797 (TARGET_INIT_LIBFUNCS): Define to...
11798 (visium_init_libfuncs): ...this. New function.
11799 (expand_block_move_4): Use the appropriate libfunc.
11800 (expand_block_move_2): Likewise.
11801 (expand_block_move_1): Likewise.
11802 (expand_block_set_4): Likewise.
11803 (expand_block_set_2): Likewise.
11804 (expand_block_set_1): Likewise.
11805 (visium_trampoline_init): Likewise.
11807 2016-02-17 Nick Clifton <nickc@redhat.com>
11809 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
11810 TI's devices.csv file as of March 2016.
11812 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
11815 * opts-global.c (handle_common_deferred_options): Introduce and
11816 initialize two global variables to remember command-line options
11817 specifying a stack-limiting register.
11818 * opts.h: Add extern declarations of the two new global variables.
11819 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
11820 variable based on the values of the two new global variables.
11822 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11825 * common.opt (Wnonnull-compare): New warning.
11826 * doc/invoke.texi (-Wnonnull): Remove text about comparison
11827 of arguments against NULL.
11828 (-Wnonnull-compare): Document.
11829 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
11830 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
11831 * passes.def (pass_warn_nonnull_compare): Add.
11832 * gimple-ssa-nonnull-compare.c: New file.
11834 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11836 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
11837 AARCH64_EXTRA_TUNE_RECIP_SQRT.
11839 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11841 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
11842 reciprocal sqrt for -mlow-precision-recip-sqrt.
11844 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11845 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11847 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
11848 always use lane loads to construct non-constant vectors.
11850 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11852 * config/aarch64/aarch64.md
11853 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
11854 constraints for operand 3.
11855 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
11857 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11858 Richard Biener <rguenther@suse.de>
11860 PR tree-optimization/69820
11861 * tree-vect-patterns.c (type_conversion_p): Return false if
11862 *orig_type is unsigned single precision or boolean.
11863 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
11866 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11868 PR rtl-optimization/69764
11869 PR rtl-optimization/69771
11870 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
11871 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
11873 2016-02-16 Richard Biener <rguenther@suse.de>
11875 PR tree-optimization/69776
11876 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
11878 (indirect_refs_may_alias_p): Likewise.
11879 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
11880 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
11881 according to tbaa_p.
11882 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
11883 (optimize_stmt): For redundant store discovery do not allow tbaa.
11885 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
11887 PR tree-optimization/69714
11888 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
11889 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
11891 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
11893 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
11894 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
11895 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
11896 * config/arc/arc.c (arc_init): Check FPU options.
11897 (get_arc_condition_code): Handle new CC_FPU* modes.
11898 (arc_select_cc_mode): Likewise.
11899 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
11900 register pair only. Allow access for ARCv2 accumulator.
11901 (gen_compare_reg): Whenever we have FPU support use FPU compare
11903 (arc_reorg): Don't generate brcc insns when FPU compare
11904 instructions are involved.
11905 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
11906 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
11907 floating point emulation.
11908 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
11909 (REVERSE_CONDITION): Add new CC_FPU* modes.
11910 (TARGET_FP_SP_BASE): Define.
11911 (TARGET_FP_DP_BASE): Likewise.
11912 (TARGET_FP_SP_FUSED): Likewise.
11913 (TARGET_FP_DP_FUSED): Likewise.
11914 (TARGET_FP_SP_CONV): Likewise.
11915 (TARGET_FP_DP_CONV): Likewise.
11916 (TARGET_FP_SP_SQRT): Likewise.
11917 (TARGET_FP_DP_SQRT): Likewise.
11918 (TARGET_FP_DP_AX): Likewise.
11919 * config/arc/arc.md (ARCV2_ACC): New constant.
11920 (type): New fpu type attribute.
11921 (SDF): Conditional iterator.
11922 (cstore<mode>, cbranch<mode>): Change expand condition.
11923 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
11924 handles FPU/FPX cases as well.
11925 * config/arc/arc.opt (mfpu): New option.
11926 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
11928 (adddf3, muldf3, subdf3): Removed.
11929 * config/arc/predicates.md (proper_comparison_operator): Recognize
11931 * config/arc/fpu.md: New file.
11932 * doc/invoke.texi (ARC Options): Document mfpu option.
11934 2016-02-16 Richard Biener <rguenther@suse.de>
11936 PR rtl-optimization/69291
11937 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
11938 noce_operand_ok check.
11940 2016-02-16 Tom de Vries <tom@codesourcery.com>
11943 * omp-low.c (simd_clone_create): Remove call to
11944 symtab->call_cgraph_insertion_hooks.
11946 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11948 PR tree-optimization/69802
11949 * tree-ssa-reassoc.c (update_range_test): If op is
11950 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
11951 op == 1 test of precision 1 integral op, otherwise handle
11952 that case as op itself. Fix up formatting.
11953 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
11956 2016-02-16 Richard Biener <rguenther@suse.de>
11958 PR tree-optimization/69586
11959 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
11960 types for conversion sources.
11962 2016-02-16 Richard Biener <rguenther@suse.de>
11964 PR middle-end/69801
11965 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
11966 mask OEP_ADDRESS_OF.
11968 2016-02-16 Alan Modra <amodra@gmail.com>
11971 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
11972 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
11973 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
11975 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
11976 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
11977 (p8_fmrgow_<mode>): Likewise.
11978 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
11980 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
11981 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
11982 to use movdi_internal64. Remove op0_di.
11983 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
11985 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
11987 Add support for the FCCMP insn types
11989 * config/aarch64/aarch64.md (fccmp): Change insn type.
11990 (fccmpe): Likewise.
11991 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
11992 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
11993 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
11994 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
11995 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
11996 * config/arm/types.md (fccmps): Add new insn type.
11997 (fccmpd): Likewise.
11999 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
12001 * alias.c (get_alias_set): Fix a typo in comment.
12003 2016-02-15 Richard Biener <rguenther@suse.de>
12005 PR tree-optimization/69595
12006 * match.pd: Complete range test simplification to true.
12008 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
12010 PR rtl-optimization/69648
12011 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
12012 pic_offset_table_rtx.
12014 PR rtl-optimization/69752
12015 * ira.c (update_equiv_regs): When looking for more than a single SET,
12016 also take other side effects into account.
12018 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12020 * config/s390/s390.c (s390_function_profiler): Add a new sequence
12021 for z900+ CPUs in 31-bit mode.
12023 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12025 * common/config/s390/s390-common.c (s390_supports_split_stack):
12027 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
12028 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
12029 * config/s390/s390.c (struct machine_function): New field
12030 split_stack_varargs_pointer.
12031 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
12032 in s390_emit_prologue.
12033 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
12035 (morestack_ref): New global.
12036 (SPLIT_STACK_AVAILABLE): New macro.
12037 (s390_expand_split_stack_prologue): New function.
12038 (s390_live_on_entry): New function.
12039 (s390_va_start): Use split-stack vararg pointer if appropriate.
12040 (s390_asm_file_end): Emit the split-stack note sections.
12041 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
12042 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
12043 (UNSPECV_SPLIT_STACK_CALL): New unspec.
12044 (UNSPECV_SPLIT_STACK_DATA): New unspec.
12045 (split_stack_prologue): New expand.
12046 (split_stack_space_check): New expand.
12047 (split_stack_data): New insn.
12048 (split_stack_call): New expand.
12049 (split_stack_call_*): New insn.
12050 (split_stack_cond_call): New expand.
12051 (split_stack_cond_call_*): New insn.
12053 2016-02-15 Richard Biener <rguenther@suse.de>
12055 PR tree-optimization/69783
12056 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12057 Add trivially correct cases.
12059 2016-02-15 Tom de Vries <tom@codesourcery.com>
12062 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
12064 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
12066 2016-02-15 Richard Biener <rguenther@suse.de>
12068 PR tree-optimization/69776
12069 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12070 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
12071 indicate whether we can use TBAA to disambiguate against stores.
12072 Use alias-set zero if not.
12073 (visit_reference_op_store): Do not use TBAA when looking up
12075 * tree-ssa-pre.c (compute_avail): Use TBAA here.
12076 (eliminate_dom_walker::before_dom_children): But not when looking
12077 up redundant stores.
12079 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
12081 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
12083 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12085 * config/i386/znver1.md
12086 (znver1_pop, znver1_pop_mem,
12087 znver1_load_imov_double_store,
12088 znver1_load_imov_direct_store,
12089 znver1_load_imov_direct_load,
12090 znver1_load_imov_double_load): Add new.
12091 (znver1_insn, znver1_insn_load): Add icmov type.
12092 (znver1_sseavx_fma,
12093 znver1_sseavx_fma_load,
12095 znver1_avx256_fma_load): Fix pipe usage.
12097 2016-02-14 Alan Modra <amodra@gmail.com>
12100 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
12101 with an invalid hard reg, reload just the reg not the entire
12102 pre/post-inc/dec address expression.
12104 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12107 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
12108 fixed R1_REG scratch reg.
12109 (sibcall_value_pcrel_fdpic): Likewise.
12111 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12115 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
12117 2016-02-12 Walter Lee <walt@tilera.com>
12119 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
12120 * config/tilegx/t-tilegx: Likewise.
12122 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12125 * diagnostic-show-locus.c (struct line_span): New struct.
12126 (layout::get_first_line): Delete.
12127 (layout::get_last_line): Delete.
12128 (layout::get_num_line_spans): New member function.
12129 (layout::get_line_span): Likewise.
12130 (layout::print_heading_for_line_span_index_p): Likewise.
12131 (layout::get_expanded_location): Likewise.
12132 (layout::calculate_line_spans): Likewise.
12133 (layout::m_first_line): Delete.
12134 (layout::m_last_line): Delete.
12135 (layout::m_line_spans): New field.
12136 (layout::layout): Update comment. Replace m_first_line and
12137 m_last_line with m_line_spans, replacing their initialization
12138 with a call to calculate_line_spans.
12139 (diagnostic_show_locus): When printing source lines and
12140 annotations, rather than looping over a single span
12141 of lines, instead loop over each line_span within
12142 the layout, with an inner loop over the lines within them.
12143 Call the context's start_span callback when changing line spans.
12144 * diagnostic.c (diagnostic_initialize): Initialize start_span.
12145 (diagnostic_build_prefix): Break out the building of the location
12146 part of the string into...
12147 (diagnostic_get_location_text): ...this new function, rewriting
12148 it from nested ternary expressions to a sequence of "if"
12150 (default_diagnostic_start_span_fn): New function.
12151 * diagnostic.h (diagnostic_start_span_fn): New typedef.
12152 (diagnostic_context::start_span): New field.
12153 (default_diagnostic_start_span_fn): New prototype.
12155 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12158 * gcc.c (driver::finalize): Fix cleanup of "specs".
12160 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12164 * gcc.c (driver::driver): Initialize m_option_suggestions.
12165 (driver::~driver): Clean up m_option_suggestions.
12166 (suggest_option): Convert to...
12167 (driver::suggest_option): ...this, and split out into
12168 driver::build_option_suggestions and find_closest_string.
12169 (driver::build_option_suggestions): New function, from
12170 first half of suggest_option. Special-case
12171 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12172 the sanitizer_opts array. For options of enum types, add the
12173 various enum values to the candidate strings.
12174 (driver::handle_unrecognized_options): Remove "const".
12175 * gcc.h (driver::handle_unrecognized_options): Likewise.
12176 (driver::build_option_suggestions): New decl.
12177 (driver::suggest_option): New decl.
12178 (driver::m_option_suggestions): New field.
12179 * opts-common.c (add_misspelling_candidates): New function.
12180 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12181 and make non-static.
12182 * opts.h (sanitizer_opts): New array decl.
12183 (add_misspelling_candidates): New function decl.
12184 * spellcheck.c (find_closest_string): New function.
12185 * spellcheck.h (find_closest_string): New function decl.
12187 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12189 PR rtl-optimization/69764
12190 PR rtl-optimization/69771
12191 * optabs.c (expand_binop_directly): For shift_optab_p, force
12192 convert_modes with VOIDmode if xop1 has VOIDmode.
12194 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12197 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12198 to correctly determine instrumentation thunks.
12200 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12203 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12204 type by reference, force lhs on the call.
12207 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12208 Compute retval and retbnd early in all cases if split_part_return_p
12209 and return_bb is not EXIT. Remove all clobber stmts and reset
12210 all debug stmts that refer to SSA_NAMEs defined in split part,
12211 except if it is retval, in that case replace the old retval with the
12212 lhs of the call to the split part.
12214 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12217 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12219 PR middle-end/66726
12220 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12221 whose result is used in PHI.
12222 (maybe_optimize_range_tests): Likewise.
12223 (final_range_test_p): Likweise.
12225 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12227 PR middle-end/66726
12228 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12229 whose result is used in PHI.
12230 (maybe_optimize_range_tests): Likewise.
12231 (final_range_test_p): Likweise.
12233 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12235 * cgraph.c: Spelling fixes - behaviour -> behavior and
12236 neighbour -> neighbor.
12237 * target.def: Likewise.
12238 * sel-sched.c: Likewise.
12239 * config/mips/mips.c: Likewise.
12240 * config/arc/arc.md: Likewise.
12241 * config/arm/cortex-a57.md: Likewise.
12242 * config/arm/arm.c: Likewise.
12243 * config/arm/neon.md: Likewise.
12244 * config/arm/arm-c.c: Likewise.
12245 * config/vms/vms-c.c: Likewise.
12246 * config/s390/s390.c: Likewise.
12247 * config/i386/znver1.md: Likewise.
12248 * config/i386/i386.c: Likewise.
12249 * config/ia64/hpux-unix2003.h: Likewise.
12250 * config/msp430/msp430.md: Likewise.
12251 * config/rx/rx.c: Likewise.
12252 * config/rx/rx.md: Likewise.
12253 * config/aarch64/aarch64-simd.md: Likewise.
12254 * config/aarch64/aarch64.c: Likewise.
12255 * config/nvptx/nvptx.c: Likewise.
12256 * config/bfin/bfin.c: Likewise.
12257 * config/cris/cris.opt: Likewise.
12258 * config/rs6000/rs6000.c: Likewise.
12259 * target.h: Likewise.
12260 * spellcheck.c: Likewise.
12261 * ira-build.c: Likewise.
12262 * tree-inline.c: Likewise.
12263 * builtins.c: Likewise.
12264 * lra-constraints.c: Likewise.
12265 * explow.c: Likewise.
12266 * hwint.h: Likewise.
12267 * targhooks.c: Likewise.
12268 * tree-vect-data-refs.c: Likewise.
12269 * expr.c: Likewise.
12270 * doc/tm.texi: Likewise.
12271 * doc/extend.texi: Likewise.
12272 * doc/install.texi: Likewise.
12273 * doc/md.texi: Likewise.
12274 * tree-ssa-tail-merge.c: Likewise.
12275 * sched-int.h: Likewise.
12276 * match.pd: Likewise.
12277 * sched-ebb.c: Likewise.
12278 * target.def (omit_struct_return_reg): Likewise.
12279 * gimple-ssa-isolate-paths.c: Likewise.
12280 (find_implicit_erroneous_behaviour): Renamed to...
12281 (find_implicit_erroneous_behavior): ... this.
12282 (find_explicit_erroneous_behaviour): Renamed to...
12283 (find_explicit_erroneous_behavior): ... this.
12284 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12286 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12288 PR rtl-optimization/64682
12289 PR rtl-optimization/69567
12290 PR rtl-optimization/69737
12291 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12292 in I2 as well, just lose it.
12294 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12296 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12298 (aarch64_last_printed_tune_string): Likewise.
12299 (aarch64_declare_function_name): Only output .arch assembler
12300 directive if it will be different from the previously output
12301 directive. Same for .tune comment but only if -dA is set.
12302 (aarch64_start_file): New function.
12303 (TARGET_ASM_FILE_START): Define.
12305 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12308 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12310 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12313 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12314 -Wmaybe-uninitialized warning.
12316 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12319 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12321 2016-02-11 Richard Biener <rguenther@suse.de>
12323 PR rtl-optimization/69291
12324 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12325 subexpressions affected by changing the result.
12327 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12330 * lra-constraints.c (curr_insn_transform): Find in/out operands
12331 for secondary memory moves. Update dups.
12333 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12335 PR tree-optimization/69652
12336 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12337 to nested loop, did source re-formatting, skip debug statements,
12338 add check on statement with volatile operand, remove dead scalar
12341 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12342 Patrick Palka <ppalka@gcc.gnu.org>
12346 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12347 calls if the return type is TREE_ADDRESSABLE.
12348 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12349 * ipa-split.c (split_function): Fix doubled "we" in comment.
12350 Use void return type for the split part even if
12351 !split_point->split_part_set_retval.
12353 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12355 PR tree-optimization/68021
12356 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12357 when computing the value of biv cand by itself.
12359 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12361 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12362 (cortexa57_tunings): Likewise.
12363 (cortexa72_tunings): Likewise.
12364 (arch_macro_fusion_pair_p): Add support for AES fusion.
12365 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12366 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12367 Allow virtual registers before reload so early scheduling works.
12368 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12369 correct latency and pipeline.
12370 (cortex_a57_crypto_complex): Likewise.
12371 (cortex_a57_crypto_xor): Likewise.
12372 (define_bypass): Add AES bypass.
12374 2016-02-10 Richard Biener <rguenther@suse.de>
12376 PR tree-optimization/69726
12377 * passes.def: Add DCE pass before late uninit.
12378 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12379 really fixup if-conversions job.
12381 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12383 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12384 (arm_cortex_a57_tune): Likewise.
12385 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12386 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12388 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12390 * timevar.def (TV_PHASE_DBGINFO): Delete.
12391 (TV_PHASE_CHECK_DBGINFO): Likewise.
12392 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12394 2016-02-10 Richard Biener <rguenther@suse.de>
12396 PR tree-optimization/69719
12397 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12398 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12400 2016-02-09 Andrew Pinski <apinski@cavium.com>
12403 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12404 get_vcond_mask_icode returns false.
12406 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12409 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12410 an ADDIS that adds a pointer to a large constant that sets the
12411 upper16 bits with a load operation.
12413 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12416 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12418 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12420 (vzipq_s16): Likewise.
12421 (vzipq_s32): Likewise.
12422 (vzipq_f32): Likewise.
12423 (vzipq_u8): Likewise.
12424 (vzipq_u16): Likewise.
12425 (vzipq_u32): Likewise.
12426 (vzipq_p8): Likewise.
12427 (vzipq_p16): Likewise.
12429 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12432 * config/arm/arm.c (neon_endian_lane_map): New function.
12433 (neon_vector_pair_endian_lane_map): New function.
12434 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12435 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12437 (vuzpq_s16): Likewise.
12438 (vuzpq_s32): Likewise.
12439 (vuzpq_f32): Likewise.
12440 (vuzpq_u8): Likewise.
12441 (vuzpq_u16): Likewise.
12442 (vuzpq_u32): Likewise.
12443 (vuzpq_p8): Likewise.
12444 (vuzpq_p16): Likewise.
12446 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12449 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12452 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12454 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12455 truncate const_int operand 1 to QImode.
12457 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12459 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12460 corresponding to an abnormal edge.
12462 2016-02-09 Tom de Vries <tom@codesourcery.com>
12464 PR tree-optimization/69599
12465 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12467 (find_func_aliases_for_builtin_call, find_func_clobbers)
12468 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12471 2016-02-09 Richard Biener <rguenther@suse.de>
12473 PR tree-optimization/69715
12474 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12475 LHS on calls as non-rewritable.
12477 2016-02-09 Tom de Vries <tom@codesourcery.com>
12480 * lto-wrapper.c (append_diag_options): New function.
12481 (compile_offload_image): Call append_diag_options.
12483 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12486 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12487 Minor copy-edit to fix verb tenses.
12489 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12491 PR tree-optimization/69209
12492 * ipa-split.c (split_function): If split part is not
12493 returning retval, retval has gimple type but is not
12494 gimple value, force it into a SSA_NAME first.
12496 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12498 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12501 2016-02-08 Jason Merrill <jason@redhat.com>
12504 * convert.c (convert_to_integer_1): Check dofold on truncation
12506 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12507 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12508 Rename from *_nofold.
12509 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12510 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12512 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12515 * tree.c (build_common_tree_nodes): Remove short_double argument.
12516 All callers changed.
12517 * tree.h (build_common_tree_nodes): Adjust declaration.
12518 * doc/invoke.texi (-fshort-double): Remove documentation.
12519 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12520 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12521 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12522 (append_linker_options): Don't handle OPT_fshort_double.
12524 PR rtl-optimization/68730
12525 * lra-remat.c (insn_to_cand_activation): New static variable.
12526 (lra_remat): Allocate and free it.
12527 (create_cand): New arg activation. Initialize a field in
12528 insn_to_cand_activation if it is nonnull.
12529 (create_cands): Pass the activation insn to create_cand when making
12530 a candidate involving an output reload. Reorganize code a little.
12531 (do_remat): Keep track of active status of candidates in a separate
12534 2016-02-08 Richard Biener <rguenther@suse.de>
12536 PR tree-optimization/69719
12537 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12538 Properly use absolute of the difference of the two offsets to
12539 compare or adjust the segment length.
12541 2016-02-08 Richard Biener <rguenther@suse.de>
12542 Jeff Law <law@redhat.com>
12545 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12546 types for anonymous SSA names.
12548 2016-02-08 Richard Biener <rguenther@suse.de>
12550 PR rtl-optimization/69274
12551 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12553 2016-02-08 Jeff Law <law@redhat.com>
12555 PR tree-optimization/65917
12556 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12557 equivalences from if (x == y) style conditionals.
12558 (loop_depth_of_name): Remove.
12559 (record_equality): Remove loop depth check.
12560 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12561 (const_and_copies::record_const_or_copy_raw): New member function.
12562 * tree-ssa-scopedtables.c
12563 (const_and_copies::record_const_or_copy_raw): New, factored out of
12564 (const_and_copies::record_const_or_copy): Call new member function.
12566 2016-02-05 Jeff Law <law@redhat.com>
12568 PR tree-optimization/68541
12569 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12570 (count_stmts_in_block): New function.
12571 (poor_ifcvt_candidate_code): Likewise.
12572 (is_feasible_trace): Add some heuristics to determine when path
12573 splitting is profitable.
12574 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12575 is a diamond with a single exit.
12577 2016-02-05 Martin Sebor <msebor@redhat.com>
12580 * doc/invoke.texi: Update -Wplacement-new to take an optional
12583 2016-02-06 Richard Henderson <rth@redhat.com>
12586 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12587 out of non-standard address spaces.
12589 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12591 PR rtl-optimization/69691
12592 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12594 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12596 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12597 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12598 (*ieee128_mfvsrd_64bit): Likewise.
12599 (*ieee128_mfvsrd_32bit): Likewise.
12601 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12605 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12607 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12608 instrumented_version.
12610 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12612 * doc/invoke.texi (Optimize Options): In table of --param options
12613 rename second occurrence of tracer-min-branch-ratio to
12614 tracer-min-branch-probability, rename
12615 tracer-min-branch-ratio-feedback to
12616 tracer-min-branch-probability-feedback and clarify description,
12617 rename sched-spec-state-edge-prob-cutoff to
12618 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12619 to selsched-insns-to-rename, rename lto-minpartition to
12620 lto-min-partition, delete reorder-blocks-duplicate and
12621 reorder-blocks-duplicate-feedback.
12623 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12625 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12628 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12630 * doc/extend.texi: S/390: Correct some typos.
12632 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12634 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12636 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12639 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12640 (s390_register_info_gprtofpr): Use new macros above.
12641 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12643 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12644 its name. Adjust restore and save gpr ranges.
12645 (s390_register_info_set_ranges): New function.
12646 (s390_register_info): Use new macros above. Call
12647 s390_register_info_set_ranges.
12648 (s390_optimize_register_info): Likewise.
12649 (s390_hard_regno_rename_ok): Use new macros.
12650 (s390_hard_regno_scratch_ok): Likewise.
12651 (s390_emit_epilogue): Likewise.
12652 (s390_can_use_return_insn): Likewise.
12653 (s390_optimize_prologue): Likewise.
12654 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12656 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12659 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12661 (ix86_option_override_internal): Disable TARGET_STV even for
12662 -m{incoming,preferred}-stack-boundary=3.
12664 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12666 * config.gcc: Mark deprecated rtems targets as obsolete.
12668 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12670 PR rtl-optimization/64682
12671 PR rtl-optimization/69567
12672 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12673 before I2 only if the register is both used and set in I2.
12675 2016-02-04 DJ Delorie <dj@redhat.com>
12677 * config/msp430/msp430.c (msp430_start_function): Add function type.
12679 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12682 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12684 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12686 PR rtl-optimization/69577
12688 2015-10-29 Richard Henderson <rth@redhat.com>
12692 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12693 sse check to the exact conditions of PR 67609.
12695 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12698 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12699 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
12700 not allowed into the traditional Altivec registers.
12701 (movtd_64bit_nodm): Likewise.
12702 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
12704 2016-02-04 David Malcolm <dmalcolm@redhat.com>
12706 * config/aarch64/cortex-a57-fma-steering.c
12707 (aarch64_register_fma_steering): Remove "static" from arguments
12710 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
12713 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
12714 twice when complex.
12716 2016-02-04 Mike Frysinger <vapier@gentoo.org>
12718 * doc/invoke.texi: Delete -mno-fma4.
12720 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
12722 PR rtl-optimization/69577
12723 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
12724 (find_subregs_of_mode): Update accordingly. Iterate over partial
12727 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
12729 * config/arm/arm-protos.h (neon_reinterpret): Remove.
12730 * config/arm/arm.c (neon_reinterpret): Remove.
12731 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
12732 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
12733 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
12734 vreinterpretti): Remove.
12735 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
12736 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
12737 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
12738 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
12739 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
12740 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
12741 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
12742 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
12743 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
12744 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
12745 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
12746 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
12747 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
12748 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
12749 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
12750 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
12751 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
12752 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
12753 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
12754 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
12755 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
12756 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
12757 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
12758 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
12759 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
12760 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
12761 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
12762 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
12763 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
12764 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
12765 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
12766 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
12767 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
12768 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
12769 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
12770 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
12771 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
12772 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
12773 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
12774 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
12775 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
12776 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
12777 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
12778 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
12779 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
12780 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
12781 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
12782 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
12783 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
12784 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
12785 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
12786 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
12787 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
12788 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
12789 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
12790 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
12791 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
12792 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
12793 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
12794 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
12795 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
12796 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
12797 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
12798 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
12799 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
12800 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
12801 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
12802 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
12803 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
12804 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
12805 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
12806 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
12807 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
12808 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
12809 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
12810 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
12811 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
12812 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
12813 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
12814 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
12815 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
12816 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
12817 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
12818 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
12819 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
12820 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
12821 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
12822 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
12823 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
12824 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
12825 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
12826 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
12827 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
12828 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
12829 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
12830 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
12831 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
12832 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
12833 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
12834 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
12835 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
12836 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
12837 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
12839 2016-02-04 Martin Liska <mliska@suse.cz>
12842 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
12843 that are gimple_store_p.
12844 (maybe_instrument_call): Likewise.
12846 2016-02-04 Bin Cheng <bin.cheng@arm.com>
12848 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
12849 register scaling out of memory reference and comment why.
12851 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12855 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
12856 folding the source of a SET.
12858 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12862 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
12863 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
12865 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
12869 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
12872 2016-02-04 Christian Bruel <christian.bruel@st.com>
12874 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
12875 * config/arm/arm.c (arm_set_current_function): Likewise.
12877 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12878 Ilya Enkovich <enkovich.gnu@gmail.com>
12879 H.J. Lu <hongjiu.lu@intel.com>
12882 * config/i386/i386.c (convert_scalars_to_vector): Remove
12883 stack alignment fixes.
12884 (ix86_option_override_internal): Disable TARGET_STV if stack
12885 might not be aligned enough.
12886 (ix86_minimum_alignment): Assert that TARGET_STV is false.
12888 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
12890 * config/i386/x86-tune.def: Disable default prefetching
12893 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12894 Vladimir Makarov <vmakarov@redhat.com>
12897 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
12898 in validating fused toc addresses.
12900 2016-02-03 Jakub Jelinek <jakub@redhat.com>
12903 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
12904 range->m_caret fields if range->m_show_caret_p is false.
12907 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12908 Force oldval into register if it does not satisfy reg_or_short_operand
12909 predicate. Fix up formatting.
12911 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
12912 Alexandre Oliva <aoliva@redhat.com>
12915 * lra-constraints.c (simplify_operand_subreg): Check additionally
12916 address validity after potential reloading.
12917 (process_address_1): Check insns validity. In case of failure do
12920 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
12923 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
12926 2016-02-02 Jakub Jelinek <jakub@redhat.com>
12928 * wide-int.cc (canonize_uhwi): New function.
12929 (wi::divmod_internal): Use it.
12931 2016-02-02 James Norris <jnorris@codesourcery.com
12933 * gimplify.c (omp_notice_variable): Add usage check.
12935 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
12937 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
12938 like LE, GE, LT, GT when emitting relational operator.
12940 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12942 * ira-costs.c (find_costs_and_classes): Add extra argument.
12943 * target.def (ira_change_pseudo_allocno_class): Add parameter.
12944 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
12945 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
12946 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
12947 Add best_class parameter, and return it if not ALL_REGS.
12948 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
12950 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
12951 Update target hook.
12953 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12955 * config/aarch64/aarch64.c
12956 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
12957 (aarch64_ira_change_pseudo_allocno_class): New function.
12959 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
12962 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
12964 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12966 * config/avr/avr.c (avr_option_override): Set
12967 PARAM_ALLOW_STORE_DATA_RACES to 1.
12969 2016-02-02 Richard Biener <rguenther@suse.de>
12971 PR tree-optimization/69595
12972 * match.pd: Add range test simplifications to true/false.
12974 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
12976 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
12977 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
12980 2016-02-02 Richard Biener <rguenther@suse.de>
12982 PR tree-optimization/69606
12983 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
12984 info on the result before moving a stmt.
12986 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
12988 PR middle-end/68542
12989 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
12990 branch with vector comparison.
12991 * config/i386/sse.md (VI48_AVX): New mode iterator.
12992 (define_expand "cbranch<mode>4): Add support for conditional branch
12993 with vector comparison.
12994 * tree-vect-loop.c (optimize_mask_stores): New function.
12995 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
12996 has_mask_store field of vect_info.
12997 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
12998 vectorized loops having masked stores after vec_info destroy.
12999 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
13000 correspondent macros.
13001 (optimize_mask_stores): Add prototype.
13003 2016-02-02 Alan Modra <amodra@gmail.com>
13006 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
13009 2016-02-02 Alan Modra <amodra@gmail.com>
13012 * config/rs6000/rs6000.c (need_toc_init): New var, set it
13013 whenever toc_label_name used.
13014 (rs6000_file_start): Don't set up toc section here,
13015 (rs6000_output_function_epilogue): do so here instead,
13016 (rs6000_xcoff_file_start): and here.
13017 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
13018 (load_toc_aix_di): Likewise.
13020 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13022 PR rtl-optimization/69592
13023 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
13024 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
13025 (num_sign_bit_copies_binary_arith_p): New inline function.
13026 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
13028 2016-02-01 Jeff Law <law@redhat.com>
13030 PR tree-optimization/69580
13031 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
13032 * tree-ssa-threadbackward.c
13033 (fsm_find_control_statement_thread_paths): Do not try to walk
13034 through large PHI nodes.
13036 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13038 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
13039 when count is incremented above limit, don't analyze further
13042 * omp-low.c (oacc_parse_default_dims): Avoid
13043 -Wsign-compare warning, make sure value fits into int
13044 rather than just unsigned int.
13046 2016-02-01 Bin Cheng <bin.cheng@arm.com>
13048 PR tree-optimization/67921
13049 * fold-const.c (split_tree): New parameters. Convert pointer
13050 type variable part to proper type before negating.
13051 (fold_binary_loc): Pass new arguments to split_tree.
13053 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
13055 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
13056 (nvptx_goacc_validate_dims): Extend to handle global defaults.
13057 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
13058 * doc/tm.texti: Rebuilt.
13059 * doc/invoke.texi (fopenacc-dim): Document.
13060 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
13061 (append_compiler_options): Likewise.
13062 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
13063 (oacc_parse_default_dims): New.
13064 (oacc_validate_dims): Add USED arg. Select non-unity default when
13066 (oacc_loop_fixed_partitions): Return mask of used partitions.
13067 (oacc_loop_auto_partitions): Emit dump info.
13068 (oacc_loop_partition): Return mask of used partitions.
13069 (execute_oacc_device_lower): Parse default dimension arg. Adjust
13070 loop partitioning and validation calls.
13072 2016-02-01 Richard Biener <rguenther@suse.de>
13074 PR middle-end/69556
13075 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
13077 2016-02-01 Richard Biener <rguenther@suse.de>
13079 PR tree-optimization/69574
13080 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
13081 of asserting return chrec_dont_know.
13083 2016-02-01 Martin Liska <mliska@suse.cz>
13085 * mem-stats-traits.h: Add copyright header.
13086 * mem-stats.h: Likewise.
13088 2016-02-01 Richard Biener <rguenther@suse.de>
13090 PR tree-optimization/69579
13091 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
13092 Do not propagate through abnormal PHI results.
13094 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
13096 * postreload.c (reload_cse_simplify): Remove dead code.
13098 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13100 PR rtl-optimization/69570
13101 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
13102 if there is more than one set, not if there is a single set.
13104 2016-02-01 Richard Henderson <rth@redhat.com>
13107 * combine.c (make_compound_operation): When looking through a
13108 subreg, make sure to re-extend to the width of the outer mode.
13110 2016-01-30 Jakub Jelinek <jakub@redhat.com>
13112 PR tree-optimization/69546
13113 * wide-int.cc (wi::divmod_internal): For unsigned division
13114 where both operands fit into uhwi, if o1 is 1 and o0 has
13115 msb set, if divident_prec is larger than bits per hwi,
13116 clear another quotient word and return 2 instead of 1.
13117 Similarly for remainder with msb in HWI set, if dividend_prec
13118 is larger than bits per hwi.
13120 2016-01-29 Martin Jambor <mjambor@suse.cz>
13122 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
13123 Use short lowercase names.
13124 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
13125 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
13126 acq_rel one. Protect warning agains segfaults if
13127 get_memory_order_name returns NULL.
13128 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
13129 with release semantics. Do not warn if get_memory_order already did.
13130 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
13131 semantics. Fix check for relaxed or acquire semantics. Do not warn
13132 if get_memory_order already did.
13134 2016-01-29 Sebastian Pop <s.pop@samsung.com>
13136 * doc/install.texi: Document that isl-0.16 is supported.
13138 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
13141 * config/i386/constraints.md (Bm): Describe as special memory
13143 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
13144 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13145 * genpreds.c (struct constraint_data): Add is_special_memory.
13146 (have_special_memory_constraints, special_memory_start): New
13148 (special_memory_end): Ditto.
13149 (add_constraint): Add new arg is_special_memory. Add code to
13150 process its true value. Update have_special_memory_constraints.
13151 (process_define_constraint): Pass the new arg.
13152 (process_define_register_constraint): Ditto.
13153 (choose_enum_order): Process special memory.
13154 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13155 function insn_extra_special_memory_constraint.
13156 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13157 * gensupport.c (process_rtx): Process
13158 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13159 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13160 * ira-lives.c (single_reg_class): Use
13161 insn_extra_special_memory_constraint.
13162 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13163 * lra-constraints.c (process_alt_operands): Ditto.
13164 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13165 * recog.c (asm_operand_ok, preprocess_constraints): Process
13167 * reload.c (find_reloads): Ditto.
13168 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13169 * stmt.c (parse_input_constraint): Use
13170 insn_extra_special_memory_constraint.
13172 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13175 * lra-splill.c (lra_final_code_change): Revert r229087 by
13176 removing all sub-registers.
13178 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13181 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13183 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13186 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13187 SSE1, copy target into the temporary reg first before recursing
13190 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13192 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13195 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13197 * ginclude/stdarg.h: Test __cplusplus instead of
13198 __GXX_EXPERIMENTAL_CXX0X__.
13200 2016-01-29 Richard Biener <rguenther@suse.de>
13202 PR tree-optimization/69547
13203 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13204 Do not mark clobbers necessary.
13205 (mark_all_reaching_defs_necessary_1): Likewise.
13207 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13209 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13210 declaration name with %qs and print it in both error messages.
13211 Also fix indentation.
13213 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13216 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13217 trailing blank line from error message.
13219 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13222 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13225 2016-01-29 Richard Biener <rguenther@suse.de>
13227 PR middle-end/69537
13228 * match.pd: Allow all integral types when simplifying a
13229 widening or sign-changing conversion.
13231 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13233 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13234 back to setting codegen_error to fail codegen.
13236 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13239 * config/i386/constraints.md (C): Only accept constant zero operand.
13240 (BC): New constraint.
13241 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13242 instead of C constraint.
13243 * doc/md.texi (Machine Constraints): Update description
13246 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13249 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13251 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13253 PR middle-end/69542
13254 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13257 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13259 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13260 branches if using guessed profile.
13262 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13264 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13266 2016-01-28 Richard Henderson <rth@redhat.com>
13269 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13270 * config/aarch64/aarch64-protos.h: Update.
13271 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13272 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13273 (aarch64_get_condition_code_1): Handle CC_Cmode.
13274 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13275 (*add<mode>3_compareC_cconly_imm): New.
13276 (*add<mode>3_compareC_cconly): New.
13277 (*add<mode>3_compareC_imm): New.
13278 (add<mode>3_compareC): New.
13279 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13280 to be first. Use aarch64_carry_operation.
13281 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13282 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13283 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13284 (subti3): Use subdi3_compare1.
13285 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13286 (sub<mode>3_compare1): New.
13287 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13288 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13289 (*subsi3_carryin_uxtw): Likewise.
13290 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13291 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13292 * config/aarch64/iterators.md (DWI): New.
13293 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13294 (aarch64_borrow_operation): New.
13296 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13298 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13299 message when isl does not return a valid schedule.
13301 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13303 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13304 Remove comments from class declarations: they are already in the code
13307 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13309 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13311 (ternary_op_to_tree): Same.
13312 (unary_op_to_tree): Same.
13313 (nary_op_to_tree): Same.
13314 (gcc_expression_from_isl_expr_op): Same.
13315 (gcc_expression_from_isl_expression): Same.
13316 (graphite_create_new_loop): Same.
13317 (graphite_create_new_loop_guard): Same.
13318 (build_iv_mapping): Same.
13319 (graphite_create_new_guard): Same.
13320 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13321 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13323 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13325 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13326 instead of setting codegen_error to fail codegen.
13328 2016-01-28 Jason Merrill <jason@redhat.com>
13330 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13332 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13334 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13335 Remove CONST_INT_P check in CCMP cost calculation.
13337 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13339 * config/aarch64/aarch64.c (generic_vector_cost):
13340 Set vec_permute_cost.
13341 (cortexa57_vector_cost): Likewise.
13342 (exynosm1_vector_cost): Likewise.
13343 (xgene1_vector_cost): Likewise.
13344 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13345 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13346 Add vec_permute_cost entry.
13348 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13350 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13352 (add<mode>3_compare0): Likewise.
13353 (addsi3_compare0_uxtw): Likewise.
13354 (add<mode>3nr_compare0): Likewise.
13355 (compare_neg<mode>): Likewise.
13356 (<optab><mode>3): Likewise.
13358 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13360 * tree-vect-stmts.c (vectorizable_comparison): Add
13361 NULL check for vectype.
13363 2016-01-28 Richard Biener <rguenther@suse.de>
13365 PR tree-optimization/69466
13366 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13367 Account for PHIs we couldn't duplicate.
13369 2016-01-28 Martin Liska <mliska@suse.cz>
13372 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13373 instead of ENABLE_VALGRIND_CHECKING.
13375 2016-01-27 Richard Henderson <rth@redhat.com>
13378 * lra-remat.c (subreg_regs): New.
13379 (dump_candidates_and_remat_bb_data): Dump it.
13380 (operand_to_remat): Reject if operand in subreg_regs.
13381 (set_bb_regs): Collect subreg_regs.
13382 (lra_remat): Init and free subreg_regs. Compute
13383 calculate_local_reg_remat_bb_data before create_cands.
13385 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13388 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13389 change stack_alignment_needed for __tls_get_addr call.
13391 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13393 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13395 2016-01-27 Jeff Law <law@redhat.com>
13397 PR tree-optimization/68398
13398 PR tree-optimization/69196
13399 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13400 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13401 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13402 Only count PHIs in the last block in the path. The others will
13403 const/copy propagate away. Add heuristic to allow more irreducible
13404 subloops to be created when it is likely profitable to do so.
13406 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13407 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13408 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13410 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13413 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13414 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13415 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13416 * tree-streamer-in.c: Include asan.h.
13417 (streamer_get_builtin_tree): For builtins in sanitizer
13418 range call initialize_sanitizer_builtins and retry.
13420 2016-01-27 Ian Lance Taylor <iant@google.com>
13422 * common.opt (fkeep-gc-roots-live): New undocumented option.
13423 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13424 -fkeep-gc-roots-live, skip pointers.
13425 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13428 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13431 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13432 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13434 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13437 * configure.ac: NetBSD provides SSP in its C library.
13438 * configure: Updated.
13440 2016-01-27 Richard Biener <rguenther@suse.de>
13442 PR tree-optimization/69166
13443 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13444 reduction code for commutativity / associativity.
13446 2016-01-27 Martin Jambor <mjambor@suse.cz>
13448 PR tree-optimization/69355
13449 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13450 total_scalarization fails.
13452 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13454 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13457 2016-01-27 Christian Bruel <christian.bruel@st.com>
13460 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13461 Move arm_reset_previous_fndecl and set_target_option_current_node in
13462 the conditional part. Call save_restore_target_globals.
13463 * config/arm/arm.c (arm_set_current_function):
13464 Refactor to better support #pragma target and attribute mix.
13465 Call save_restore_target_globals.
13466 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13468 2016-01-27 Martin Liska <mliska@suse.cz>
13470 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13471 reference for an HSA kernel and its host function.
13473 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13475 PR tree-optimization/69399
13476 * wide-int.h (wi::lrshift): For larger precisions, only
13477 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13479 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13481 * config/arc/predicates.md (proper_comparison_operator): Reject
13482 constant-constant comparison.
13484 2016-01-26 Tom de Vries <tom@codesourcery.com>
13486 PR tree-optimization/69110
13487 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13488 DR_NUM_DIMENSIONS == 0.
13490 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13491 Sebastian Pop <s.pop@samsung.com>
13493 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13494 isl_ast_op_cond and isl_ast_op_select.
13495 (gcc_expression_from_isl_expr_op): Same.
13497 2016-01-26 Jason Merrill <jason@redhat.com>
13500 * tree.c (recompute_constructor_flags): Split out from
13502 (verify_constructor_flags): New.
13503 * tree.h: Declare them.
13505 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13507 PR rtl-optimization/69217
13508 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13509 are no TYPE_FIELDS set for the record type.
13511 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13514 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13515 toc_label_name unconditionally.
13516 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13517 SYMBOL_REF string. Use toc_label_name instead of constructing
13519 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13520 constructing LCTOC1.
13522 2016-01-26 Martin Sebor <msebor@redhat.com>
13525 * doc/extend.texi (Common Type Attributes): Move text that talks about
13526 attribute packed from attribute aligned to the section discussing
13527 the former attribute for clarity.
13529 2016-01-26 Richard Henderson <rth@redhat.com>
13531 PR middle-end/60908
13532 * trans-mem.c (tm_region_init): Mark entry block as visited.
13534 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13537 * diagnostic-show-locus.c (layout::print_source_line): Replace
13538 call to pp_newline with call to layout::print_newline.
13539 (layout::print_annotation_line): Likewise.
13540 (layout::move_to_column): Likewise.
13541 (layout::print_any_fixits): After printing any fixits, print a
13542 trailing newline, if necessary.
13543 (layout::print_newline): New method, resetting any colorization
13545 (diagnostic_show_locus): Move the pp_newline to before the
13546 early bailout. Remove dummy block enclosing the layout instance.
13547 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13548 of pp_newline_and_flush with pp_flush.
13549 (diagnostic_append_note): Delete use of pp_newline.
13550 (diagnostic_append_note_at_rich_loc): Delete.
13551 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13552 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13553 when newline characters are added to the buffer.
13555 2016-01-26 Michael Matz <matz@suse.de>
13557 * configure.ac (ac_cv_std_swap_in_utility): New test.
13558 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13559 * configure: Regenerate.
13560 * config.in: Regenerate.
13562 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13564 * config/arc/arc.md (cstoresi4): Force operand into register.
13565 (arcset<code>): Fix predicate.
13566 (arcsetltu): Likewise.
13567 (arcsetgeu): Likewise.
13568 (arcsethi): Likewise.
13569 (arcsetls): Likewise.
13571 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13573 PR tree-optimization/69483
13574 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13575 if base has error_mark_node type.
13577 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13580 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13581 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13583 (vget_lane_f16): Handle big-endian.
13584 (vgetq_lane_f16): Likewise.
13585 (vset_lane_f16): Likewise.
13586 (vsetq_lane_f16): Likewise.
13587 * config/arm/iterators.md (VQXMOV): Add V8HF.
13588 (VDQ): Add V4HF and V8HF.
13589 (V_reg): Handle V4HF and V8HF.
13590 (Is_float_mode): Likewise.
13591 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13592 neon_vdup_nv8hf): New patterns.
13593 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13594 Use VD_LANE iterator.
13595 (neon_vld1_dup<mode>): Use VQ2 iterator.
13597 2016-01-26 Nathan Sidwell <nathan@acm.org>
13599 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13600 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13601 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13602 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13603 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13604 (oacc_validate_dims): Add LEVEL arg, don't return level.
13605 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13606 oacc_validate_dims.
13607 (execute_oacc_device_lower): Adjust, add more dump output.
13608 * tree-ssa-loop.c (gate_oacc_kernels): Use
13609 oacc_fn_attrib_kernels_p.
13610 * tree-parloops.c (create_parallel_loop): Adjust
13611 set_oacc_fn_attrib call.
13613 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13616 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13617 (append_compiler_options): Handle -fcilkplus.
13618 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13620 2016-01-26 Nick Clifton <nickc@redhat.com>
13623 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13624 been marked as DECL_ONE_ONLY but we do not the means to make it
13625 so, then do not allow it to bind locally.
13627 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13630 * opts.h (parse_sanitizer_options): New prototype.
13631 * opts.c (sanitizer_opts): New array.
13632 (parse_sanitizer_options): New function.
13633 (common_handle_option): Use parse_sanitizer_options.
13635 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13638 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13639 alignment adjustment to ...
13640 (ix86_update_stack_boundary): Here. Don't over-align stack for
13642 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13643 if __tls_get_addr is called.
13645 2016-01-26 Christian Bruel <christian.bruel@st.com>
13647 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13649 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13651 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13653 2016-01-26 Richard Biener <rguenther@suse.de>
13655 PR middle-end/69467
13656 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13658 2016-01-26 Richard Biener <rguenther@suse.de>
13660 PR tree-optimization/69452
13661 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13662 (move_computations_dom_walker::before_dom_children): Rename
13664 (move_computations_worker): This.
13665 (move_computations): Perform an RPO rather than a DOM walk.
13667 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13670 * combine.c (combine_instructions): For REG_EQUAL note with
13671 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13672 to the underlying register.
13673 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13674 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13676 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13679 * config/aarch64/aarch64-builtins.c
13680 (aarch64_init_simd_builtin_types): Do not set structural
13681 equality to __Poly{8,16,64,128}_t types.
13683 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13685 PR tree-optimization/69400
13686 * wide-int.cc (wi_pack): Take the precision as argument and
13687 perform canonicalization here rather than in the callers.
13688 Use the main loop to handle all full-width HWIs. Add a
13689 zero HWI if in_len isn't a full result.
13690 (wi::divmod_internal): Update accordingly.
13691 (wi::mul_internal): Likewise. Simplify.
13693 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13694 Sebastian Pop <s.pop@samsung.com>
13696 * graphite-poly.c (apply_poly_transforms): Simplify.
13697 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13698 (print_isl_map): Same.
13699 (print_isl_union_map): Same.
13700 (print_isl_schedule): New.
13701 (debug_isl_schedule): New.
13702 * graphite-dependences.c (scop_get_reads): Do not call
13703 isl_union_map_add_map that is undocumented isl functionality.
13704 (scop_get_must_writes): Same.
13705 (scop_get_may_writes): Same.
13706 (scop_get_original_schedule): Remove.
13707 (scop_get_dependences): Do not call isl_union_map_compute_flow that
13708 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
13709 (compute_deps): Remove.
13710 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
13711 (debug_schedule_ast): New.
13712 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
13713 set_separate_option.
13714 (graphite_regenerate_ast_isl): Add dump.
13715 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
13716 from scop->transformed_schedule.
13717 (graphite_regenerate_ast_isl): Add more dump.
13718 * graphite-optimize-isl.c (optimize_isl): Set
13719 scop->transformed_schedule. Check whether schedules are equal.
13720 (apply_poly_transforms): Move here.
13721 * graphite-poly.c (apply_poly_transforms): ... from here.
13722 (free_poly_bb): Static.
13723 (free_scop): Static.
13724 (pbb_number_of_iterations_at_time): Remove.
13725 (print_isl_ast): New.
13726 (debug_isl_ast): New.
13727 (debug_scop_pbb): New.
13728 * graphite-scop-detection.c (print_edge): Move.
13729 (print_sese): Move.
13730 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
13731 (build_scop_scattering): Remove.
13732 (create_pw_aff_from_tree): Assert instead of bailing out.
13733 (add_condition_to_pbb): Remove unused code, do not fail.
13734 (add_conditions_to_domain): Same.
13735 (add_conditions_to_constraints): Remove.
13736 (build_scop_context): New.
13737 (add_iter_domain_dimension): New.
13738 (build_iteration_domains): Initialize pbb->iterators.
13739 Call add_conditions_to_domain.
13742 (index_outermost_in_loop): New.
13743 (index_pbb_in_loop): New.
13744 (outermost_pbb_in): New.
13745 (add_in_sequence): New.
13746 (add_outer_projection): New.
13747 (outer_projection_mupa): New.
13748 (add_loop_schedule): New.
13749 (build_schedule_pbb): New.
13750 (build_schedule_loop): New.
13751 (embed_in_surrounding_loops): New.
13752 (build_schedule_loop_nest): New.
13753 (build_original_schedule): New.
13754 (build_poly_scop): Call build_original_schedule.
13755 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
13756 (free_poly_dr): Remove.
13757 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
13758 (free_poly_bb): Remove.
13759 (debug_loop_vec): Remove.
13760 (print_isl_ast): Declare.
13761 (debug_isl_ast): Declare.
13762 (scop_do_interchange): Remove.
13763 (scop_do_strip_mine): Remove.
13764 (scop_do_block): Remove.
13765 (flatten_all_loops): Remove.
13766 (optimize_isl): Remove.
13767 (pbb_number_of_iterations_at_time): Remove.
13768 (debug_scop_pbb): Declare.
13769 (print_schedule_ast): Declare.
13770 (debug_schedule_ast): Declare.
13771 (struct scop): Remove schedule. Add original_schedule,
13772 transformed_schedule.
13773 (free_gimple_poly_bb): Remove.
13774 (print_generated_program): Remove.
13775 (debug_generated_program): Remove.
13776 (unify_scattering_dimensions): Remove.
13777 * sese.c (print_edge): ... here.
13778 (print_sese): ... here.
13779 (debug_edge): ... here.
13780 (debug_sese): ... here.
13781 * sese.h (print_edge): Declare.
13782 (print_sese): Declare.
13783 (dump_edge): Declare.
13784 (dump_sese): Declare.
13786 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13787 Sebastian Pop <s.pop@samsung.com>
13789 * Makefile.in: Set ISLVER in site.exp.
13791 2016-01-25 Jakub Jelinek <jakub@redhat.com>
13793 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
13794 DECL_VALUE_EXPR of new_var even for the non-array case. Look
13795 through DECL_VALUE_EXPR for expansion.
13797 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13799 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
13800 the frame info after reload completed.
13802 2016-01-25 Jeff Law <law@redhat.com>
13804 PR tree-optimization/69196
13805 PR tree-optimization/68398
13806 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
13807 tree-ssa-threadupdate.c.
13808 (determine_bb_domination_status): Prototype
13809 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
13810 (determine_bb_domination_status): No longer static.
13811 (valid_jump_thread_path): Remove code to detect characteristics
13812 of the jump thread path not associated with correctness.
13813 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
13814 Correct test for thread path length. Count PHIs for real operands as
13815 statements that need to be copied. Do not count ASSERT_EXPRs.
13816 Look at all the blocks in the thread path. Compute and selectively
13817 filter thread paths based on threading through the latch, threading
13818 a multiway branch or crossing a multiway branch.
13820 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13822 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
13823 decl with __attribute__ ((unused)) annotation.
13825 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
13828 * tree-vect-stmts.c (vectorizable_condition): Check vectype
13829 of operands is compatible with a statement vectype.
13831 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
13833 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
13834 improve wording for mixed storage order support.
13836 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
13838 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
13839 (vcvt_u64_f64): Likewise.
13840 (vcvta_s64_f64): Likewise.
13841 (vcvta_u64_f64): Likewise.
13842 (vcvtm_s64_f64): Likewise.
13843 (vcvtm_u64_f64): Likewise.
13844 (vcvtn_s64_f64): Likewise.
13845 (vcvtn_u64_f64): Likewise.
13846 (vcvtp_s64_f64): Likewise.
13847 (vcvtp_u64_f64): Likewise.
13849 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
13851 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
13852 (arc_init): Check validity mll64 option.
13853 (arc_save_restore): Use double load/store instruction.
13854 (arc_expand_movmem): Likewise.
13855 (arc_split_move): Don't split if we have double load/store
13856 instructions. Returns a boolean.
13857 (arc_process_double_reg_moves): Change function to return boolean
13858 instead of a sequence of instructions.
13859 (arc_dwarf_register_span): New function.
13860 * config/arc/arc-protos.h (arc_split_move): Change prototype.
13861 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
13862 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
13863 (*movdf_insn): Likewise.
13864 * config/arc/arc.opt (mll64): New option.
13865 * config/arc/predicates.md (even_register_operand): New predicate.
13866 * doc/invoke.texi (ARC Options): Add mll64 documentation.
13868 2016-01-25 Richard Biener <rguenther@suse.de>
13871 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
13872 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
13874 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
13876 2016-01-25 Richard Biener <rguenther@suse.de>
13878 PR tree-optimization/69376
13879 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
13881 (VN_INFO_ANTI_RANGE_P): New inline.
13882 (VN_INFO_RANGE_TYPE): Likewise.
13883 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
13884 SSA_NAME_ANTI_RANGE_P.
13885 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
13886 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13887 Properly query VN_INFO_RANGE_TYPE.
13889 2016-01-25 Nick Clifton <nickc@redhat.com>
13892 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
13894 2016-01-23 Tom de Vries <tom@codesourcery.com>
13896 PR tree-optimization/69426
13897 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
13900 2016-01-23 Jakub Jelinek <jakub@redhat.com>
13902 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
13903 "the the" with "the" in the comments.
13904 * ipa-devirt.c (build_type_inheritance_graph,
13905 update_type_inheritance_graph): Likewise.
13906 * tree.c (build_function_type_list_1): Likewise.
13907 * cfgloopmanip.c (scale_loop_profile): Likewise.
13908 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
13909 * gimple-ssa-split-paths.c
13910 (find_block_to_duplicate_for_splitting_paths): Likewise.
13911 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
13912 * expr.c (convert_move): Likewise.
13913 * var-tracking.c (vt_stack_adjustments): Likewise.
13914 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13915 * tree-vrp.c (test_for_singularity): Likewise.
13917 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
13918 directly instead of building a temporary tree.
13921 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
13922 remove <algorithm> include.
13924 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13927 * config/i386/i386.c: Include dojump.h.
13928 (expand_small_movmem_or_setmem,
13929 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
13931 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
13932 if dynamic_check != -1.
13934 2016-01-21 Jeff Law <law@redhat.com>
13936 PR middle-end/69347
13937 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
13938 record_temporary_equivalences. Rewritten to avoid unnecessary calls
13939 into dominated_by_p.
13940 (cprop_into_successor_phis): Avoid unnecessary tests.
13942 2016-01-22 Richard Henderson <rth@redhat.com>
13945 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
13946 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
13948 2016-01-22 Michael Matz <matz@suse.de>
13950 * system.h (string, algorithm): Include only conditionally.
13951 (new): Include always under C++.
13952 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
13953 * final.c (toplevel): Ditto.
13954 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
13955 * genconditions.c (write_header): Make gencondmd.c define
13957 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
13959 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
13960 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
13962 2016-01-22 Christian Bruel <christian.bruel@st.com>
13965 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
13967 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13970 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
13971 define_insn_and_split. Ensure operands[1] and operands[0] do not
13972 get assigned the same register.
13974 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13976 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
13978 2016-01-22 Christian Bruel <christian.bruel@st.com>
13980 * config/arm/arm-c.c (arm_pragma_target_parse):
13981 Remove warn_builtin_macro_redefined overwrite.
13983 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13985 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
13986 flag_non_call_exceptions compatibility.
13988 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13991 * dwarf2out.c (add_child_die_after): New function.
13992 (dwarf_qual_info_t): New type.
13993 (dwarf_qual_info): New variable.
13994 (qualified_die_p): New function.
13995 (modified_type_die): For -fdebug-types-section, ensure
13996 canonical order of qualifiers. Put qualified DIEs adjacent
13997 to the corresponding non-qualified type DIE and search there
13998 for existing qualified DIEs.
14000 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14002 * doc/extend.texi (scalar_storage_order type attribute): Document
14003 restriction on type punning and aliasing, and remove future tense.
14005 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
14008 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
14011 2016-01-21 Jeff Law <law@redhat.com>
14013 PR middle-end/69347
14014 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
14015 useless call to record_temporary_equivalences.
14016 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
14017 allocate 10 slots in the bb_path vector and let it grow as needed.
14018 (fsm_find_control_statement_thread_paths): Similarly for the next_path
14021 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14023 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
14025 * configure: Regenerate.
14027 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
14029 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
14030 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
14032 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
14034 PR middle-end/66178
14035 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
14036 drop EXPAND_INITIALIZER.
14037 * rtl.h (contains_symbolic_reference_p): Declare.
14038 * rtlanal.c (contains_symbolic_reference_p): New function.
14039 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
14040 a subtraction into a NOT if symbolic constants are involved.
14042 2016-01-21 Anton Blanchard <anton@samba.org>
14043 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14046 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
14048 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
14051 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14053 * config/microblaze/microblaze.c
14054 (get_branch_target): New.
14055 (insert_wic_for_ilb_runout): New.
14057 (microblaze_machine_dependent_reorg): New.
14058 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
14059 * config/microblaze/microblaze.md
14060 (UNSPEC_IPREFETCH): Define.
14061 (iprefetch): New pattern
14062 * config/microblaze/microblaze.opt
14063 (mxl-prefetch): New flag.
14065 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14067 * config/microblaze/microblaze.h
14068 (FIXED_REGISTERS): Update in macro.
14069 (CALL_USED_REGISTERS): Update in macro.
14071 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
14073 PR rtl-optimization/68920
14074 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
14077 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
14079 PR rtl-optimization/68990
14080 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
14081 pseudo instead of inheritance ones.
14083 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14084 Nick Clifton <nickc@redhat.com>
14088 * config/mips/mips.c (mips_compute_frame_info): Initialise
14089 args_size and hard_frame_pointer_offset fields of the frame
14090 structure before calling mips_global_pointer.
14092 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14094 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
14096 * configure: Regenerate.
14098 2016-01-21 Richard Biener <rguenther@suse.de>
14100 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
14102 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14104 * config/s390/s390.c (s390_asm_declare_function_size): Add code
14105 to actually emit the .size directive.
14107 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
14108 Jakub Jelinek <jakub@redhat.com>
14112 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
14113 args array size by one to avoid buffer overflow.
14115 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14117 * config/s390/s390.md (pool_section_start): Use switch_to_section
14118 to select proper read-only data section instead of hardcoding
14120 (pool_section_end): Use switch_to_section to match the above.
14122 2016-01-21 Richard Biener <rguenther@suse.de>
14124 PR tree-optimization/69378
14125 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
14126 (set_ssa_val_to): Use it for dominance checks taking into
14127 account not executable edges.
14129 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14132 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
14133 for bitsize instead of GET_MODE_PRECISION (mode).
14135 2016-01-20 Martin Sebor <msebor@redhat.com>
14138 * extend.texi (__sync Builtins): Clarify the semantics of
14139 __sync_fetch_and_OP built-ins on pointers.
14140 (__atomic Builtins): Same.
14142 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14143 Sebastian Pop <s.pop@samsung.com>
14145 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
14146 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
14147 (is_valid_rename): Same.
14148 (translate_isl_ast_to_gimple::get_rename): Same.
14149 (translate_isl_ast_to_gimple::rename_all_uses): Same.
14150 (translate_isl_ast_to_gimple::rename_uses): Same.
14151 (get_new_name): Check for close_phi nodes.
14152 (copy_loop_phi_args): Use phi_node_kind.
14153 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14154 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14156 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14157 Sebastian Pop <s.pop@samsung.com>
14159 Revert commit r229783.
14160 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14161 Remove use of parameter_rename_map.
14162 (copy_def): Remove.
14163 (copy_internal_parameters): Remove.
14164 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14165 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14166 (free_sese_info): Do not free parameter_rename_map.
14167 (set_rename): Do not use parameter_rename_map.
14168 (rename_uses): Update call to set_rename.
14169 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14170 * sese.h (parameter_rename_map_t): Remove.
14171 (struct sese_info_t): Remove field parameter_rename_map.
14173 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14174 Sebastian Pop <s.pop@samsung.com>
14176 * graphite-isl-ast-to-gimple.c: Fix comment.
14177 * graphite-scop-detection.c (defined_in_loop_p): New.
14178 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14179 names defined in loop.
14181 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14182 Sebastian Pop <s.pop@samsung.com>
14184 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14185 Discard unstructured if-then-else regions.
14187 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14188 Sebastian Pop <s.pop@samsung.com>
14190 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14191 (cleanup_loop_iter_dom): Remove.
14192 (build_loop_iteration_domains): Remove.
14193 (build_scop_context): Remove.
14194 (build_scop_iteration_domain): Remove.
14195 (add_loop_constraints): New.
14196 (build_iteration_domains): New.
14197 (build_poly_scop): Call build_iteration_domains.
14199 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14200 Sebastian Pop <s.pop@samsung.com>
14202 * graphite-scop-detection.c
14203 (scop_detection::harmful_loop_in_region): Free dom and loops.
14204 (scop_detection::loop_body_is_valid_scop): Free bbs.
14206 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14207 Sebastian Pop <s.pop@samsung.com>
14209 * graphite-scop-detection.c (record_loop_in_sese): New.
14210 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14211 (build_scops): Remove call to build_sese_loop_nests.
14212 * sese.c (sese_record_loop): Remove.
14213 (build_sese_loop_nests): Remove.
14214 (new_sese_info): Remove region->loops.
14215 (free_sese_info): Same.
14216 * sese.h (sese_contains_loop): Same.
14217 (build_sese_loop_nests): Remove.
14218 (sese_contains_loop): Remove.
14220 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14221 Sebastian Pop <s.pop@samsung.com>
14223 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14224 loop_is_valid_in_scop.
14225 (scop_detection::harmful_stmt_in_region): Renamed
14226 harmful_loop_in_region.
14227 Call loop_is_valid_in_scop.
14229 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14230 Sebastian Pop <s.pop@samsung.com>
14232 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14235 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14236 Sebastian Pop <s.pop@samsung.com>
14238 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14239 * graphite.h (struct poly_bb): Remove field is_reduction.
14240 (PBB_IS_REDUCTION): Remove.
14242 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14243 Sebastian Pop <s.pop@samsung.com>
14245 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14246 (add_pdr_constraints): Same.
14247 (scop_get_reads): Same.
14248 (scop_get_must_writes): Same.
14249 (scop_get_may_writes): Same.
14250 (scop_get_original_schedule): Same.
14251 (extend_schedule): Same.
14252 (apply_schedule_on_deps): Same.
14253 (carries_deps): Same.
14254 (compute_deps): Same.
14255 (scop_get_dependences): Same.
14256 * graphite-isl-ast-to-gimple.c
14257 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14258 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14259 (get_schedule_for_band_list): Same.
14260 (get_schedule_map): Same.
14261 (apply_schedule_map_to_scop): Same.
14262 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14263 (build_loop_iteration_domains): Same.
14264 (add_condition_to_pbb): Same.
14265 (add_param_constraints): Same.
14266 (pdr_add_memory_accesses): Same.
14267 (pdr_add_data_dimensions): Same.
14269 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14271 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14274 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14276 * common.opt (feliminate-dwarf2-dups): Replace references to
14277 "DWARF 2" with just "DWARF".
14278 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14279 * doc/extend.texi: Likewise.
14280 * doc/cpp.texi: Likewise.
14281 * doc/invoke.texi: Likewise.
14282 (Option Summary): Add -gdwarf to list of Debugging Options.
14283 (Debugging Options): Document -gdwarf.
14284 * doc/contrib.texi: Spell "DWARF" like that.
14286 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14288 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14289 warning. Fix up formatting.
14291 PR middle-end/67653
14292 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14293 attempt to mark memory input operand addressable and
14294 call prepare_gimple_addressable in that case. Don't adjust
14295 input_location for diagnostics, use error_at instead.
14297 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14299 * config/rs6000/ppc-auxv.h: New file.
14300 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14301 (cpu_is): Likewise.
14302 (cpu_supports): Likewise.
14303 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14304 (cpu_is_info): New variable.
14305 (cpu_supports_info): Likewise.
14306 (tcb_verification_symbol): Likewise.
14307 (cpu_builtin_p): Likewise.
14308 (cpu_expand_builtin): New function.
14309 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14310 (rs6000_init_builtins): Likewise.
14311 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14312 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14313 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14314 * configure: Regenerate.
14315 * config.in: Likewise.
14316 * doc/extend.texi (PowerPC Built-in Functions): Document
14317 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14319 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14322 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14324 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14327 2016-01-20 Richard Henderson <rth@redhat.com>
14333 * tree.c (tm_define_builtin): New.
14334 (find_tm_vector_type): New.
14335 (build_tm_vector_builtins): New.
14336 (build_common_builtin_nodes): Call it.
14338 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14340 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14341 (arm_fp_ok): Likewise.
14342 (arm_fp): Likewise.
14343 (arm_crypto): Likewise.
14345 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14346 Richard Biener <rguenther@suse.de>
14348 PR tree-optimization/69328
14349 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14350 vectors have same number of elements.
14351 (vectorizable_condition): Fix masked version recognition.
14353 2016-01-20 Richard Biener <rguenther@suse.de>
14355 PR tree-optimization/69345
14356 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14357 (VN_INFO_PTR_INFO): Likewise.
14358 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14359 info when it is equal between non-dominating SSA names.
14360 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14361 Make sure to look at original SSA infos.
14363 2016-01-20 Jeff Law <law@redhat.com>
14366 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14368 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14369 (pc_or_label_operand): New predicate.
14370 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14371 tests for small integers that are 2^n - 1.
14373 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14375 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14377 2016-01-19 Jeff Law <law@redhat.com>
14379 PR middle-end/69347
14380 * tree-ssa-threadbackwards.c
14381 (fsm_find_control_statement_thread_paths): Do not try to lookup
14382 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14384 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14386 * doc/lto.texi: Remove text that says only Gold has linker plugin
14389 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14391 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14392 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14393 the DIE accordingly.
14394 (modified_type_die): Add REVERSE parameter and pass it recursively,
14395 as well as to base_type_die. Adjust presence check accordingly.
14396 (base_type_for_mode): Adjust call to modified_type_die.
14397 (add_type_attribute): Add REVERSE parameter and pass it to
14399 (generic_parameter_die): Adjust call to add_type_attribute.
14400 (add_scalar_info): Likewise.
14401 (add_subscript_info): Likewise.
14402 (gen_array_type_die): Likewise.
14403 (gen_descr_array_type_die): Likewise.
14404 (gen_entry_point_die): Likewise.
14405 (gen_enumeration_type_die): Likewise.
14406 (gen_formal_parameter_die): Likewise.
14407 (gen_subprogram_die): Likewise.
14408 (gen_variable_die ): Likewise.
14409 (gen_const_die): Likewise.
14410 (gen_field_die): Likewise.
14411 (gen_pointer_type_die): Likewise.
14412 (gen_reference_type_die): Likewise.
14413 (gen_ptr_to_mbr_type_die): Likewise.
14414 (gen_inheritance_die): Likewise.
14415 (gen_subroutine_type_die): Likewise.
14416 (gen_typedef_die): Likewise.
14417 (force_type_die): Adjust call to modified_type_die.
14419 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14421 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14422 flow throughout the file. Fix broken link to Objective-C 2.0
14424 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14427 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14429 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14431 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14434 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14435 (maybe_record_node): Record cxa_pure_virtual as the only possible
14436 target if there are not ohter candidates.
14437 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14439 2016-01-19 Richard Biener <rguenther@suse.de>
14441 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14442 (get_memory_order): Likewise.
14444 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14446 * tree-vect-stmts.c (vectorizable_store): Check
14449 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14452 * gcc.c (driver::decode_argv): Add call to
14453 init_opts_obstack before init_options_struct.
14454 * opts.c (init_opts_obstack): Remove idempotency.
14455 (init_options_struct): Replace call to init_opts_obstack
14456 with a gcc_assert to verify that it has already been called.
14457 * toplev.c (toplev::main): Add call to init_opts_obstack before
14458 calls to init_options_struct.
14459 (toplev::finalize): Move cleanup of opts_obstack next to
14460 cleanup of save_decoded_options, clearing the latter, and
14461 save_decoded_options_count.
14463 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14466 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14467 attribute to unconditional. Remove %? from output template.
14469 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14470 Jiong Wang <jiong.wang@arm.com>
14472 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14473 generated from different expand order.
14475 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14477 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14478 Add support for CCMP costing.
14480 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14482 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14483 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14484 (fccmpe<mode>): Likewise.
14485 (fcmp): Rename to fcmp and globalize pattern.
14487 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14488 (aarch64_gen_ccmp_next): Add FP support.
14490 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14492 * target.def (gen_ccmp_first): Update documentation.
14493 (gen_ccmp_next): Likewise.
14494 * doc/tm.texi (gen_ccmp_first): Update documentation.
14495 (gen_ccmp_next): Likewise.
14496 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14497 expand_ccmp_expr_1. Improve comments.
14498 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14499 (ccmp_ior<mode>): Remove pattern.
14500 (cmp<mode>): Remove expand.
14501 (cmp): Globalize pattern.
14502 (cstorecc4): Use cc_register.
14503 (mov<mode>cc): Remove ccmp_cc_register check.
14504 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14505 Simplify after removal of CC_DNE/* modes.
14506 (aarch64_ccmp_mode_to_code): Remove.
14507 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14508 In 'k' case use integer as condition.
14509 (aarch64_nzcv_codes): Remove inverted cases.
14510 (aarch64_code_to_ccmode): Remove.
14511 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14512 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14513 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14514 pattern. Return the comparison with CC register. Invert conditions
14515 when bitcode is OR.
14516 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14517 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14519 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14521 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14522 instrumented_version.
14524 2016-01-19 Richard Biener <rguenther@suse.de>
14526 PR tree-optimization/69336
14527 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14528 handled components with get_ref_base_and_extent.
14529 (equal_mem_array_ref_p): Adjust.
14531 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14534 * shrink-wrap.c: Include valtrack.h.
14535 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14536 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14537 in between insn and where it will be moved to. Call
14538 dead_debug_insert_temp.
14539 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14540 first and dead_debug_local_finish at the end.
14541 For uses and defs bitmap, handle all regs in between REGNO and
14542 END_REGNO, not just the first one.
14544 2016-01-19 Richard Biener <rguenther@suse.de>
14546 PR tree-optimization/69352
14547 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14548 (equal_mem_array_ref_p): Constrain size and max size properly.
14549 Compare the reverse flag.
14551 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14553 * ira.c (ira): Update regstat data if we deleted insns.
14555 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14557 PR rtl-optimization/68955
14558 PR rtl-optimization/64557
14559 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14560 here. Fix up formatting.
14561 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14563 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14566 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14567 assume that the node has body.
14568 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14571 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14573 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14576 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14578 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14579 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14581 2016-01-19 Martin Jambor <mjambor@suse.cz>
14582 Martin Liska <mliska@suse.cz>
14583 Michael Matz <matz@suse.de>
14585 * Makefile.in (OBJS): Add new source files.
14586 (GTFILES): Add hsa.c.
14587 * common.opt (disable_hsa): New variable.
14588 (-Whsa): New warning.
14589 * config.in (ENABLE_HSA): New.
14590 * configure.ac: Treat hsa differently from other accelerators.
14591 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14592 $enable_offloading.
14593 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14594 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14595 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14596 --with-hsa-kmt-lib.
14597 * doc/invoke.texi (-Whsa): Document.
14598 (hsa-gen-debug-stores): Likewise.
14599 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14600 to invoke offload compiler for hsa acclerator.
14601 * opts.c (common_handle_option): Determine whether HSA offloading
14602 should be performed.
14603 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14604 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14605 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14606 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14607 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14608 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14609 GF_OMP_FOR_KIND_GRID_LOOP.
14610 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14611 (pp_gimple_stmt_1): Likewise.
14612 * gimple-walk.c (walk_gimple_stmt): Likewise.
14613 * gimple.c (gimple_build_omp_grid_body): New function.
14614 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14615 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14616 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14617 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14618 GF_OMP_TEAMS_GRID_PHONY.
14619 (gimple_statement_omp_single_layout): Updated comments.
14620 (gimple_build_omp_grid_body): New function.
14621 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14622 (gimple_omp_for_grid_phony): New function.
14623 (gimple_omp_for_set_grid_phony): Likewise.
14624 (gimple_omp_parallel_grid_phony): Likewise.
14625 (gimple_omp_parallel_set_grid_phony): Likewise.
14626 (gimple_omp_teams_grid_phony): Likewise.
14627 (gimple_omp_teams_set_grid_phony): Likewise.
14628 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14629 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14630 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14631 (BUILT_IN_GOMP_TARGET): Updated type.
14632 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14633 (adjust_for_condition): New function.
14634 (get_omp_for_step_from_incr): Likewise.
14635 (extract_omp_for_data): Moved parts to adjust_for_condition and
14636 get_omp_for_step_from_incr.
14637 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14638 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14639 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14640 (scan_omp_parallel): Do not create child functions for phony
14642 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14643 (scan_omp_1_op): Checking assert we are not remapping to
14644 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14645 (parallel_needs_hsa_kernel_p): New function.
14646 (expand_parallel_call): Register apprpriate parallel child
14647 functions as HSA kernels.
14648 (grid_launch_attributes_trees): New type.
14649 (grid_attr_trees): New variable.
14650 (grid_create_kernel_launch_attr_types): New function.
14651 (grid_insert_store_range_dim): Likewise.
14652 (grid_get_kernel_launch_attributes): Likewise.
14653 (get_target_argument_identifier_1): Likewise.
14654 (get_target_argument_identifier): Likewise.
14655 (get_target_argument_value): Likewise.
14656 (push_target_argument_according_to_value): Likewise.
14657 (get_target_arguments): Likewise.
14658 (expand_omp_target): Call get_target_arguments instead of looking
14659 up for teams and thread limit.
14660 (grid_expand_omp_for_loop): New function.
14661 (grid_arg_decl_map): New type.
14662 (grid_remap_kernel_arg_accesses): New function.
14663 (grid_expand_target_kernel_body): New function.
14664 (expand_omp): Call it.
14665 (lower_omp_for): Do not emit phony constructs.
14666 (lower_omp_taskreg): Do not emit phony constructs but create for them
14667 a temporary variable receiver_decl.
14668 (lower_omp_taskreg): Do not emit phony constructs.
14669 (lower_omp_teams): Likewise.
14670 (lower_omp_grid_body): New function.
14671 (lower_omp_1): Call it.
14672 (grid_reg_assignment_to_local_var_p): New function.
14673 (grid_seq_only_contains_local_assignments): Likewise.
14674 (grid_find_single_omp_among_assignments_1): Likewise.
14675 (grid_find_single_omp_among_assignments): Likewise.
14676 (grid_find_ungridifiable_statement): Likewise.
14677 (grid_target_follows_gridifiable_pattern): Likewise.
14678 (grid_remap_prebody_decls): Likewise.
14679 (grid_copy_leading_local_assignments): Likewise.
14680 (grid_process_kernel_body_copy): Likewise.
14681 (grid_attempt_target_gridification): Likewise.
14682 (grid_gridify_all_targets_stmt): Likewise.
14683 (grid_gridify_all_targets): Likewise.
14684 (execute_lower_omp): Call grid_gridify_all_targets.
14685 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14686 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14687 (tree_omp_clause): Added union field dimension.
14688 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14689 * tree.c (omp_clause_num_ops): Added number of arguments of
14690 OMP_CLAUSE__GRIDDIM_.
14691 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14692 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14693 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14694 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14695 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14696 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14697 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14698 * tree-pass.h (make_pass_gen_hsail): Declare.
14699 (make_pass_ipa_hsa): Likewise.
14700 * ipa-hsa.c: New file.
14701 * lto-section-in.c (lto_section_name): Add hsa section name.
14702 * lto-streamer.h (lto_section_type): Add hsa section.
14703 * timevar.def (TV_IPA_HSA): New.
14704 * hsa-brig-format.h: New file.
14705 * hsa-brig.c: New file.
14706 * hsa-dump.c: Likewise.
14707 * hsa-gen.c: Likewise.
14710 * toplev.c (compile_file): Call hsa_output_brig.
14711 * hsa-regalloc.c: New file.
14713 2016-01-18 Jeff Law <law@redhat.com>
14715 PR tree-optimization/69320
14716 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
14717 ranged object, do nothing if the RHS constant is not [0..1].
14718 (optimize_stmt): Comparing a boolean ranged object against a
14719 constant outside [0..1] results in a compile-time constant.
14721 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
14724 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
14726 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14727 (Option Summary): Update to reflect new section and moved options.
14728 (C++ Dialect Options): Move -fstats to new section.
14729 (Debugging Options): Move all dump, statistics, and other GCC
14730 developer options to new section. Rewrite section introduction
14731 and re-order remaining options to put the more basic ones first.
14732 (Optimization Options): Move -fira-verbose and -flto-report* to
14734 (Developer Options): New section incorporating moved options.
14735 * doc/cppopts.texi (-dM): Update cross-reference.
14737 2016-01-18 Richard Henderson <rth@redhat.com>
14740 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
14741 operands to pseudo only if CSE is expected. Split long immediate
14742 operands only after reload, and for the stack pointer.
14743 (*add<GPI>3_pluslong): Remove.
14744 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
14745 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
14746 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
14747 (*add<GPI>3 peepholes): New.
14748 (*add<GPI>3 splitters): New.
14749 * config/aarch64/constraints.md (Upl): New.
14750 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
14752 2016-01-18 Richard Biener <rguenther@suse.de>
14754 PR tree-optimization/69297
14755 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
14757 (vect_bb_vectorization_profitable_p): Clear visited flag again.
14759 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14761 PR middle-end/68542
14762 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
14763 of mixind vector and scalar types.
14764 (fold_relational_const): Add handling of vector
14765 comparison with boolean result.
14766 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
14767 comparison of vector operands with boolean result for EQ/NE only.
14768 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
14769 (verify_gimple_cond): Likewise.
14770 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
14773 2016-01-18 Joseph Myers <joseph@codesourcery.com>
14775 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
14778 2016-01-18 Richard Biener <rguenther@suse.de>
14780 PR middle-end/69308
14781 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
14783 2016-01-18 Tom de Vries <tom@codesourcery.com>
14785 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
14787 2016-01-18 Tom de Vries <tom@codesourcery.com>
14789 * omp-low.c (set_oacc_fn_attrib): Make extern.
14790 * omp-low.h (set_oacc_fn_attrib): Declare.
14791 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
14792 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
14793 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
14794 Add and handle function parameter oacc_kernels_p.
14795 (find_reduc_addr, get_omp_data_i_param): New function.
14796 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
14797 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
14798 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
14799 Calculate dominance info. Skip loops that are not in a kernels region
14800 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
14801 (pass_parallelize_loops::execute): Call parallelize_loops with
14802 oacc_kernels_p argument.
14803 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
14804 New member function.
14805 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
14806 * passes.def: Add argument to pass_parallelize_loops instantation.
14808 2016-01-18 Tom de Vries <tom@codesourcery.com>
14810 * tree-parloops.c (pass_parallelize_loops::execute): Allow
14811 pass_parallelize_loops to be run outside the loop pipeline.
14813 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14815 * tree-scalar-evolution.c (follow_copies_to_constant): New.
14816 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
14818 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14821 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
14822 using get_ref_base_and_extent.
14823 (equal_mem_array_ref_p): New.
14824 (hashable_expr_equal_p): Add call to previous.
14826 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14829 * tree-sra.c (disqualified_constants, constant_decl_p): New.
14830 (sra_initialize): Allocate disqualified_constants.
14831 (sra_deinitialize): Free disqualified_constants.
14832 (disqualify_candidate): Update disqualified_constants when appropriate.
14833 (create_access): Scan for constant-pool entries as we go along.
14834 (scalarizable_type_p): Add check against type_contains_placeholder_p.
14835 (maybe_add_sra_candidate): Allow constant-pool entries.
14836 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
14837 (initialize_constant_pool_replacements): New.
14838 (sra_modify_assign): Avoid mangling assignments created by previous,
14839 and don't generate writes into constant pool.
14840 (sra_modify_function_body): Call initialize_constant_pool_replacements.
14842 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
14844 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
14845 andnot instruction.
14846 (scalar_chain::convert_op): Likewise.
14847 * config/i386/i386.md (*andndi3_doubleword): New.
14849 2016-01-18 Richard Biener <rguenther@suse.de>
14851 PR tree-optimization/69170
14852 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
14853 building a vector from scalar results of a pattern stmt.
14855 2016-01-18 Jakub Jelinek <jakub@redhat.com>
14857 * haifa-sched.c (autopref_multipass_init): Work around
14858 -Wmaybe-uninitialized warning.
14860 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
14862 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
14863 against the constant 0.
14865 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14867 PR tree-optimization/68799
14868 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
14869 look up phi candidates in the statement-candidate map.
14870 (phi_add_costs): Likewise.
14871 (record_phi_increments): Likewise.
14872 (phi_incr_cost): Likewise.
14873 (ncd_with_phi): Likewise.
14874 (all_phi_incrs_profitable): Likewise.
14876 2016-01-17 Jakub Jelinek <jakub@redhat.com>
14878 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
14879 -Wmaybe-uninitialized warning.
14881 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
14883 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14884 (Option Summary): Update to reflect new section and moved options.
14885 (C++ Dialect Options): Move -fvtable-verify and related options.
14886 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
14887 and profiling-related options.
14888 (Optimization Options): Move profile generation options and
14889 -fstack-protector and related options.
14890 (Instrumentation Options): New section incorporating moved options.
14891 (Code Generation Options): Move -finstrument-functions and
14892 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
14894 2016-01-16 Tom de Vries <tom@codesourcery.com>
14896 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
14898 2016-01-16 Tom de Vries <tom@codesourcery.com>
14900 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
14902 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
14904 * hash-table.h (hash_table::empty): Turn into an inline wrapper
14905 that checks whether the table is already empty. Rename the
14906 original implementation to...
14907 (hash_table::empty_slot): ...this new private function.
14909 2016-01-15 David Malcolm <dmalcolm@redhat.com>
14911 PR diagnostic/68899
14912 * diagnostic-show-locus.c (layout::print_source_line): Move x
14913 offset of line until after call to
14914 get_line_width_without_trailing_whitespace.
14916 2016-01-15 Jeff Law <law@redhat.com>
14918 PR tree-optimization/69270
14919 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
14920 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
14921 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
14922 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
14923 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14924 ssa_name_has_boolean_range and constant_boolean_node.
14926 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
14928 PR rtl-optimization/69030
14929 * lra-spills.c (remove_pseudos): Check nrefs and make the function
14931 (spill_pseudos): Delete debug insn for dead pseudo.
14932 (lra_spill): Initiate spill_hard_reg and slots memory separately.
14934 2016-01-15 Jiong Wang <jiong.wang@arm.com>
14936 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
14938 (TYPES_UNOPUS): Likewise.
14939 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
14940 builtin type, from UNOP to UNOPUS.
14941 (lbtruncuv4sf): Likewise.
14942 (lbtruncuv2df): Likewise.
14943 (lrounduv2sf): Likewise.
14944 (lrounduv4sf): Likewise.
14945 (lrounduv2df): Likewise.
14946 (lroundusf): Likewise.
14947 (lroundusf): Likewise.
14948 (lceiluv2sf): Likewise.
14949 (lceiluv4sf): Likewise.
14950 (lceiluv2df): Likewise.
14951 (lceilusf): Likewise.
14952 (lceiludf): Likewise.
14953 (lflooruv2sf): Likewise.
14954 (lflooruv4sf): Likewise.
14955 (lflooruv2df): Likewise.
14956 (lfloorusf): Likewise.
14957 (lfloorudf): Likewise.
14958 (lfrintnuv2sf): Likewise.
14959 (lfrintnuv4sf): Likewise.
14960 (lfrintnuv2df): Likewise.
14961 (lfrintnusf): Likewise.
14962 (lfrintnudf): Likewise.
14963 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
14965 (vcvtq_u32_f32): Likewise.
14966 (vcvtq_u64_f64): Likewise.
14967 (vcvta_u32_f32): Likewise.
14968 (vcvtaq_u32_f32): Likewise.
14969 (vcvtaq_u64_f64): Likewise.
14970 (vcvtm_u32_f32): Likewise.
14971 (vcvtmq_u32_f32): Likewise.
14972 (vcvtmq_u64_f64): Likewise.
14973 (vcvtn_u32_f32): Likwise.
14974 (vcvtnq_u32_f32): Likewise.
14975 (vcvtnq_u64_f64): Likewise.
14976 (vcvtp_u32_f32): Likewise.
14977 (vcvtpq_u32_f32): Likewise.
14978 (vcvtpq_u64_f64): Likewise.
14979 (vcvtmd_u64_f64): Likewise.
14980 (vcvtms_u32_f32): Likewise.
14981 (vcvtad_u64_f64): Likewise.
14982 (vcvtas_u32_f32): Likewise.
14983 (vcvtnd_u64_f64): Likewise.
14984 (vcvtns_u32_f32): Likewise.
14985 (vcvtpd_u64_f64): Likewise.
14986 (vcvtps_u32_f32): Likewise.
14988 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14990 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
14991 CSEL of zero_extended registers.
14993 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14995 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
14996 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
14998 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15000 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
15001 false when argument string is not found in the attributes table
15004 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
15007 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
15008 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
15009 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
15010 precision estimate.
15012 2016-01-15 Richard Biener <rguenther@suse.de>
15014 PR tree-optimization/66856
15015 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
15016 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
15017 (vect_create_new_slp_node): Increment stmt reference count.
15018 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
15019 an SLP tree before swapping operands.
15020 (vect_build_slp_tree): Likewise.
15021 (destroy_bb_vec_info): Free stmt info after SLP instances.
15022 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
15023 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
15024 (STMT_VINFO_NUM_SLP_USES): New macro.
15026 2016-01-15 Richard Biener <rguenther@suse.de>
15029 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
15030 (add_linkage_name): ... here.
15031 (gen_typedef_die): Use add_linkage_name_raw instead of
15032 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
15035 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
15037 * gimplify.c (oacc_default_clause): Decode reference and pointer
15038 types for both kernels and parallel regions.
15040 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
15042 PR middle-end/69246
15043 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
15045 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15047 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
15048 (convert_scalars_to_vector): Likewise.
15050 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
15052 * doc/extend.texi (Type Traits): Fix grammar.
15054 2016-01-15 Martin Jambor <mjambor@suse.cz>
15056 * tree-inline.c (remap_decl): Use existing dclarations if
15057 remapping a type and prevent_decl_creation_for_types.
15058 (replace_locals_stmt): Do an initial remapping of non-VLA typed
15059 decls first. Do real remapping with
15060 prevent_decl_creation_for_types set.
15061 * tree-inline.h (copy_body_data): New field
15062 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
15065 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15067 * config/s390/s390.opt (mmvcle): More verbose help text.
15069 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15071 * config/s390/s390.opt: Add period to -mzvector option text.
15073 2016-01-15 Richard Biener <rguenther@suse.de>
15075 PR tree-optimization/68961
15076 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
15077 of invariants in stores again.
15079 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
15081 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
15083 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15085 * config/i386/i386.c (ix86_expand_branch): Don't split
15086 DI mode xor instruction to SI mode.
15088 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15091 * ipa-icf.c (sem_function::merge): Virtual functions may become
15092 reachable even if they address is not taken and there are no
15095 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15097 * lto-streamer-out.c (subtract_estimated_size): New function.
15098 (get_symbol_initial_value): Use it.
15100 2016-01-15 Christian Bruel <christian.bruel@st.com>
15103 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
15104 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
15105 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
15106 use add_builtin_function_ext_scope instead of add_builtin_function.
15107 (neon_set_p, neon_crypto_set_p): Remove.
15108 (arm_init_builtins): Always call arm_init_neon_builtins and
15109 arm_init_crypto_builtins.
15110 (arm_expand_builtin): Check that builtins are allowed for the arch.
15111 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
15112 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
15113 arm_init_neon_builtins call.
15115 2016-01-15 Richard Biener <rguenther@suse.de>
15117 PR tree-optimization/69117
15118 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
15119 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
15120 of the leader conservatively.
15121 (free_scc_vn): Restore original SSA name infos.
15123 2016-01-14 Jeff Law <law@redhat.com>
15125 PR tree-optimization/69270
15126 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
15127 single bit of precision, verify it's also unsigned.
15128 (record_edge_info): Use constant_boolean_node rather than fold_convert
15129 to convert boolean_true/boolean_false to the right type.
15131 2016-01-14 Richard Henderson <rth@redhat.com>
15134 * loop-doloop.c (record_reg_sets): New.
15135 (doloop_optimize): Reject the transform if the sequence
15136 clobbers registers live at the end of the loop block.
15137 (doloop_optimize_loops): Enable df_live if needed.
15139 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15141 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
15142 * config/rs6000/rs6000.c: Likewise.
15143 * config/rs6000/rs6000.h: Likewise.
15144 * config/rs6000/rs6000.md: Likewise.
15145 * doc/extend.texi: Likewsie.
15147 2016-01-14 Jeff Law <law@redhat.com>
15149 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
15152 2016-01-14 Richard Henderson <rth@redhat.com>
15156 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15157 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15158 instead of builtin_decl_declared_p to test for declaration.
15160 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15162 * doc/loop.texi (Loop Analysis and Representation): Document
15163 loop_depth function.
15165 2016-01-14 Tom de Vries <tom@codesourcery.com>
15167 PR tree-optimization/68773
15168 * omp-low.c (expand_omp_target): Don't set force_output.
15169 * varpool.c (varpool_node::get_create): Same.
15170 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15171 offload_funcs with force_output.
15173 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15176 * lra-eliminations.c (move_plus_up): Don't change anything if either
15177 the outer or inner subreg mode is not MODE_INT.
15178 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15179 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15181 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15183 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15184 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15185 reduc_uplus_@var{m}): Remove.
15186 * expr.c (expand_expr_real_2): Remove expansion path for
15187 reduc_[us](min|max|plus) optabs.
15188 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15189 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15190 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15191 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15192 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15193 reduc_[us](min|max|plus) optabs.
15195 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15197 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15198 (reduc_plus_scal_v2sf): New.
15199 (reduc_smax_v2sf): Rename to...
15200 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15201 (reduc_smin_v2sf): Rename to...
15202 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15204 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15206 * alias.c (compare_base_symbol_refs): New function.
15207 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15210 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15212 PR middle-end/68146
15213 PR tree-optimization/69155
15214 * tree-complex.c: Include cfganal.h.
15215 (phis_to_revisit): New variable.
15216 (extract_component): Add phiarg_p argument. Assert that returned
15217 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15218 (update_phi_components): Partly rewrite to use loop over real/imag
15219 components instead of code duplication. If extract_component returns
15220 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15221 create_tmp_reg into the PHI node instead, and mention the phi triplet
15222 in phis_to_revisit.
15223 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15224 in phis_to_revisit at the end.
15226 2016-01-14 Richard Biener <rguenther@suse.de>
15228 PR tree-optimization/68060
15229 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15230 outer loop reduction is only used in the inner loop before
15231 detecting a double reduction.
15233 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15236 * combine.c (expand_field_assignment): Punt if compute_mode is
15237 unsupported scalar mode.
15239 2016-01-14 Richard Biener <rguenther@suse.de>
15241 PR tree-optimization/66856
15242 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15243 SLP node only if it built successfully.
15244 (vect_analyze_slp_instance): Adjust.
15246 2016-01-14 Jeff Law <law@redhat.com>
15248 PR tree-optimization/69270
15249 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15250 (record_edge_info): Use it. Convert boolean_{true,false}_node
15251 to the type of op0.
15253 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15256 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15257 use block_ultimate_origin
15258 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15260 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15262 * doc/invoke.texi (Submodel Options): Rename section to
15263 "Machine-Dependent Options" to better reflect its content.
15264 Rewrite introductory text to remove archaic CPU names.
15267 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15269 * doc/invoke.texi (Code Gen Options): Move section up in file,
15270 before target-specific options. Update menu and option summary
15271 to reflect the new section ordering.
15273 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15275 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15276 (C++ Dialect Options): Add cross-reference to -std option.
15277 * doc/standards.texi (C++ Language): Document C++14 support.
15279 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15281 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15282 for pack/unpack functions for __ibm128.
15283 (PACK_IF): Likewise.
15284 (UNPACK_IF): Likewise.
15286 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15287 support for __ibm128 pack/unpack functions.
15288 (rs6000_invalid_builtin): Likewise.
15289 (rs6000_init_builtins): Likewise.
15290 (rs6000_opt_masks): Likewise.
15292 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15293 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15295 (RS6000_BTM_COMMON): Likewise.
15297 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15298 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15299 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15300 128-bit floating point. Add support for the double values to be
15301 in Altivec registers for TF/IF packing and unpacking, but restrict
15302 TD packing sub-fields to be FPR registers. Don't allow overlapped
15303 register support for packing. Allow pack inputs to be memory
15304 locations. Don't build generator functions for unpack<mode>_dm
15305 and unpack<mode>_nodm.
15306 (unpack<mode>_dm): Likewise.
15307 (unpack<mode>_nodm): Likewise.
15308 (pack<mode>): Likewise.
15310 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15311 built-in functions to pack/unpack explicit __ibm128 values.
15312 (__builtin_unpack_ibm128): Likewise.
15314 * doc/extend.texi (PowerPC Built-in Functions): Document
15315 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15317 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15320 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15321 Add new arg loc and pass it down as context.
15322 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15323 to the location to use for the warning.
15324 (check_function_arguments): New arg loc. All callers changed. Pass
15325 it to check_function_nonnull.
15326 * c-common.h (check_function_arguments): Adjust declaration.
15328 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15330 PR tree-optimization/69156
15331 * gimple.c (validate_type): Removed.
15332 (gimple_builtin_call_types_compatible_p): Use
15333 useless_type_conversion_p instead of validate_type.
15334 * value-prof.c (gimple_stringop_fixed_value): Fold
15335 icall_size to correct type.
15337 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15339 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15342 2016-01-13 Richard Henderson <rth@redhat.com>
15345 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15346 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15347 (ix86_builtin_tm_store): Remove.
15348 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15349 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15350 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15351 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15352 * doc/tm.texi: Rebuild.
15354 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15355 (BUILT_IN_TM_MEMCPY_RTWN): New.
15356 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15357 fallback from vector to integer helpers.
15358 (build_tm_load): Handle vector types directly, instead of
15360 (build_tm_store): Likewise.
15361 (expand_assign_tm): Prepare for register types not handled by
15362 the above. Copy them to memory and use memcpy.
15363 * tree.c (tm_define_builtin): New.
15364 (find_tm_vector_type): New.
15365 (build_tm_vector_builtins): New.
15366 (build_common_builtin_nodes): Call it.
15368 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15370 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15371 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15373 2016-01-13 Tom de Vries <tom@codesourcery.com>
15375 PR tree-optimization/69169
15376 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15377 handled_struct_type param.
15378 (create_variable_info_for, intra_create_variable_infos): Call
15379 create_variable_info_for_1 with extra arg.
15381 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15383 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15384 and "armv8.1-a+crc" entries.
15386 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15389 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15390 Change first operand predicate from register_or_constm1_operand
15391 to register_operand.
15392 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15393 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15394 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15395 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15396 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15397 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15398 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15399 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15400 comparison with constm1_rtx from vec_prefetch_gen part.
15402 2016-01-13 Richard Biener <rguenther@suse.de>
15404 PR tree-optimization/69013
15405 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15406 Exchange assert for a test.
15408 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15411 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15413 2016-01-13 Richard Biener <rguenther@suse.de>
15415 PR tree-optimization/69242
15416 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15417 assert with a check.
15419 2016-01-13 Richard Biener <rguenther@suse.de>
15421 PR tree-optimization/69186
15422 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15423 Properly guard vect_update_misalignment_for_peel call.
15425 2016-01-12 Jeff Law <law@redhat.com>
15427 PR tree-optimization/pr67755
15428 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15429 "need_profile_correction".
15430 (thread_block_1): Initialize new field to false by default. If we
15431 have multiple thread paths through a common joiner to different
15432 final targets, then set new field to true.
15433 (compute_path_counts): Only do count adjustment when it's really
15436 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15438 * doc/invoke.texi (Spec Files): Move section down in file, past
15439 all command-line option descriptions.
15441 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15443 PR middle-end/54809
15444 * doc/gty.texi: Remove documentation of mark_hook.
15445 * gengtype.c (struct write_types_data): Remove code to support
15446 mark_hook attribute.
15447 (walk_type): Likewise.
15448 (write_func_for_structure): Likewise.
15450 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15452 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15453 Directory Options, and -specs= to Overall Options.
15454 (Overall Options): Adjust similarly. Reorder to group related
15455 options together. Make -specs= cross-reference the spec file details.
15456 (Directory Options): Adjust similarly.
15458 2016-01-12 Jeff Law <law@redhat.com>
15460 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15462 2016-01-12 Olivier Hainque <hainque@adacore.com>
15464 * gcc.c (spec_undefvar_allowed): New global.
15465 (process_command): Set to true when running for --version or --help,
15467 (getenv_spec_function): When the variable is not defined, use the
15468 variable name as the variable value if we're allowed not to issue
15471 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15473 PR tree-optimization/68911
15474 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15475 information computed for expression "init + nit * step".
15477 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15479 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15480 about name of GCC executable. Remove deleted node from menu.
15481 (Directory Options) <-B>: Remove cross-reference to deleted node.
15482 (Target Options): Delete section.
15484 2016-01-12 Christian Bruel <christian.bruel@st.com>
15487 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15488 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15490 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15493 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15494 aligned_mem is properly set for AVX512-VL floating point masked
15498 * ifcvt.c (cond_exec_process_if_block): When removing the last
15499 insn from then_bb, remove also any possible barriers that follow it.
15501 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15505 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15506 (PTRDIFF_TYPE): Likewise.
15507 (WCHAR_TYPE): Likewise.
15508 (WCHAR_TYPE_SIZE): Likewise.
15509 (STDINT_LONG32): Likewise.
15511 2016-01-12 Richard Biener <rguenther@suse.de>
15513 PR tree-optimization/69053
15514 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15515 convert initial value for cond reductions.
15517 2016-01-12 Richard Biener <rguenther@suse.de>
15519 PR tree-optimization/69007
15520 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15521 widen_sum after dot_prod and sad.
15523 2016-01-12 Richard Biener <rguenther@suse.de>
15525 PR tree-optimization/69168
15526 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15527 pattern stmt SLP type.
15528 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15529 end up unused so cope with that case.
15531 2016-01-12 Richard Biener <rguenther@suse.de>
15533 PR tree-optimization/69157
15534 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15535 stmts def type only during analyze phase.
15536 (vectorizable_call): Likewise.
15537 (vectorizable_simd_clone_call): Likewise.
15538 (vectorizable_conversion): Likewise.
15539 (vectorizable_assignment): Likewise.
15540 (vectorizable_shift): Likewise.
15541 (vectorizable_operation): Likewise.
15542 (vectorizable_store): Likewise.
15543 (vectorizable_load): Likewise.
15545 2016-01-12 Richard Biener <rguenther@suse.de>
15547 PR tree-optimization/69174
15548 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15550 (vectorizable_load): Properly compute the number of loads needed
15551 for permuted strided SLP loads and do not spuriously assign
15552 to SLP_TREE_VEC_STMTS.
15554 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15556 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15557 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15558 (MD_EXEC_PREFIX): Remove.
15559 (MD_STARTFILE_PREFIX) Removee.
15560 (FILE_NAME_ABSOLUTE_P): Remove.
15561 (CPP_SPEC): Do not read macros from sys/version.h.
15562 (LINK_COMMAND_SPEC): Remove.
15563 (LOCAL_INCLUDE_DIR): Remove.
15564 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15565 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15566 (POST_LINK_SPEC): Define to invoke stubify after linker
15567 (LIBSTDCXX): Remove define
15568 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15569 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15570 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15571 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15572 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15573 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15574 (i386_djgpp_asm_named_section): Add propotype of new procedure
15576 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15577 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15578 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15579 in config/i386/djgpp.h).
15580 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15581 STANDARD_STARTFILE_PREFIX_1.
15582 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15583 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15584 installation errors.
15585 (MAX_OFILE_ALIGNMENT): Define to 128.
15586 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15588 * config/i386/djgpp.c: New file. Add implementation of
15589 i386_djgpp_asm_named_section.
15591 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15593 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15594 Add rule for building djgpp.o.
15596 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15598 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15599 (rtx_is_swappable_p): Reductions are swappable.
15600 (insn_is_swappable_p): V2DF reductions are swappable.
15602 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15604 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15605 reloads for other unsupported memory operands.
15607 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15608 Jim Wilson <jim.wilson@linaro.org>
15611 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15612 copy_to_mode_reg instead of force_reg.
15614 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15617 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15618 TARGET_80387 is true.
15620 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15623 * lra-eliminations.c (move_plus_up): Only move plus up
15624 if subreg of the constant can be simplified into constant
15625 and use the simplified subreg of the constant instead of
15626 the original constant.
15628 * fold-const.c (fold_convertible_p): Don't return true
15629 for conversion of VECTOR_TYPE to same sized integral type.
15630 (fold_convert_loc): Fix up formatting. Fold conversion of
15631 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15632 instead of NOP_EXPR.
15634 PR tree-optimization/69214
15635 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15636 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15639 PR tree-optimization/69207
15640 * tree-vect-slp.c (vect_get_constant_vectors): For
15641 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15642 fold_convertible_p to vector_type's element type, and always
15643 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15645 2016-01-11 Richard Biener <rguenther@suse.de>
15647 PR tree-optimization/69173
15648 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15649 fixup the cycle if all stmts are in a pattern.
15651 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15653 PR middle-end/68999
15654 * alias.c (base_alias_check): Move check for addresses with
15655 alignment ANDs before the call for compare_base_decls.
15656 (memrefs_conflict_p): Return -1 for different decls
15657 that went through alignment adjustments.
15659 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15661 PR rtl-optimization/68796
15662 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15663 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15664 and QImode comparisons against zero with CC_NZmode.
15665 * config/aarch64/iterators.md (short_mask): New mode_attr.
15667 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15669 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15670 (<avx512>_store<mode>_mask): Likewise.
15672 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15673 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15675 PR rtl-optimization/68841
15676 * ifcvt.c (struct noce_if_info): Add orig_x field.
15677 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15678 Don't record conflicts on to_rename if it's present.
15679 Allow memory destinations in sets.
15680 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15681 blocks, passing orig_x to the checks.
15682 (noce_process_if_block): Set if_info->orig_x appropriately.
15684 2016-01-11 Tom de Vries <tom@codesourcery.com>
15686 PR tree-optimization/69069
15687 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15689 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15691 PR rtl-optimization/68920
15692 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15693 of conditional moves for RTL if-conversion to 1 for
15694 TARGET_ONE_IF_CONV_INSN.
15695 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15696 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15697 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15698 parameter to restirct number of conditional moves for
15700 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
15701 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
15704 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
15707 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
15708 onepart vars. Fix typo in comment. Fix reversed condition in
15710 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
15713 * var-tracking.c (dump_onepart_variable_differences): New.
15714 (dataflow_set_different): If a detailed dump is requested,
15715 delay early returns and dump differences between onepart
15716 variables present before and after, and added variables.
15718 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15721 * expr.c (expand_expr_real_1): For boolean vector constants
15722 with a scalar mode use const_scalar_mask_from_tree.
15723 (const_scalar_mask_from_tree): New.
15724 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
15725 assigned to a mask type to handle constants.
15727 2016-01-11 Martin Jambor <mjambor@suse.cz>
15730 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
15731 useless parameters if we cannot change function signature.
15733 2016-01-11 Martin Jambor <mjambor@suse.cz>
15736 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
15739 2016-01-11 Tom de Vries <tom@codesourcery.com>
15741 PR tree-optimization/69109
15742 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
15745 2016-01-11 Tom de Vries <tom@codesourcery.com>
15747 PR tree-optimization/69108
15748 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
15749 res is not used in a phi.
15751 2016-01-11 Yury Gribov <y.gribov@samsung.com>
15754 * common.opt (frandom-seed): Fix parameter name.
15755 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
15757 2016-01-11 Tom de Vries <tom@codesourcery.com>
15759 PR tree-optimization/69058
15760 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
15763 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
15765 * config/arc/arc.opt (mdiv-rem): Add period to the end.
15766 (mcode-density): Likewise.
15768 2016-01-10 Tom de Vries <tom@codesourcery.com>
15770 PR tree-optimization/69062
15771 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
15772 (parallelize_loops): Don't paralelize loop that has phi with address
15775 2016-01-10 Tom de Vries <tom@codesourcery.com>
15777 PR tree-optimization/69039
15778 * tree-parloops.c (try_create_reduction_list): Only allow single exit
15781 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
15783 PR middle-end/68743
15784 * match.pd: Require target has function_c99_misc before doing
15785 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
15787 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
15789 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
15791 * configure: Regenerate.
15793 2016-01-09 Jakub Jelinek <jakub@redhat.com>
15795 PR middle-end/50865
15796 PR tree-optimization/69097
15797 * fold-const.h (expr_not_equal_to): New prototype.
15798 * fold-const.c: Include stringpool.h and tree-ssanames.h.
15799 (expr_not_equal_to): New function.
15800 * match.pd (X % -Y is the same as X % Y): Don't optimize
15801 unless X is known not to be equal to minimum or Y is known
15802 not to be equal to -1.
15803 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
15804 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
15805 (simplify_stmt_using_ranges): Adjust caller.
15806 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
15807 substitute_and_fold.
15809 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
15811 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
15814 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15816 PR tree-optimization/69167
15817 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
15818 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
15820 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
15822 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15823 Richard Biener <rguenther@suse.de>
15825 PR tree-optimization/68707
15826 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
15827 instances that can be handled via vect_load_lanes.
15829 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
15831 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
15832 if we can't determine address equivalence.
15833 * alias.c (compare_base_decl): Update for changed return value of
15834 symtab_node::equal_address_to.
15836 2016-01-08 Jason Merrill <jason@redhat.com>
15840 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
15841 * expr.c (store_field): Not here.
15842 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
15843 call with TREE_ADDRESSABLE type.
15844 * tree-cfg.c (verify_gimple_call): Adjust.
15846 2016-01-08 Olivier Hainque <hainque@adacore.com>
15848 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
15851 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15853 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
15854 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
15855 (reduc_smin_v2sf): Rename to...
15856 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
15857 (reduc_splus_v2sf): Rename to...
15858 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
15860 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15862 PR tree-optimization/69162
15863 * gimplify.c (gimplify_va_arg_expr): Encode original type of
15864 valist argument in another argument.
15865 (gimplify_modify_expr): Adjust for the above change. Cleanup.
15866 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
15867 to determine the va_list type, build a MEM_REF instead of
15868 build_fold_indirect_ref.
15870 PR tree-optimization/69172
15871 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
15874 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
15876 PR tree-optimization/67781
15877 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
15878 and cmpnop in two steps: first the ones not accessed in original
15879 gimple expression in a endian independent way and then the ones not
15880 accessed in the final result in an endian-specific way.
15882 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15884 PR tree-optimization/69083
15885 * tree-vect-slp.c (vect_get_constant_vectors): For
15886 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
15887 element type. If op is fold_convertible_p to vector_type's element
15888 type, use NOP_EXPR instead of VCE.
15890 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
15892 PR rtl-optimization/67778
15893 PR rtl-optimization/68634
15894 PR rtl-optimization/68909
15895 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
15896 block from the stack until done with it. Remove a superfluous
15897 bitmap set. Remove a superfluous bitmap test.
15899 2016-01-07 Martin Sebor <msebor@redhat.com>
15902 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
15903 constraint on the type of arguments.
15905 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
15907 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
15908 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
15909 unaligned_access on the gcc_options set.
15910 * config/arm/arm.c (arm_option_override_internal): Use
15911 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
15913 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15916 * config/i386/i386.c (ix86_frame_pointer_required): Enable
15917 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
15919 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15922 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15925 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15926 depending on frame_pointer_needed before remaining integer and SSE
15927 registers are saved.
15929 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
15932 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
15934 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
15937 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
15938 Use the "xBm" constraint.
15939 (float<sseintvecmodelower><mode>2<mask_name><round_name):
15941 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
15942 (sse_cvtsi2ssq<round_name>): Likewise.
15943 (sse_cvtss2si<round_name>): Likewise.
15944 (sse_cvtss2siq<round_name>): Likewise.
15945 (sse2_cvtsi2sdq<round_name>): Likewise.
15946 (sse2_cvtsd2si<round_name>): Likewise.
15947 (sse2_cvtsd2siq<round_name>): Likewise.
15948 * config/i386/subst.md (round_nimm_scalar_predicate): New
15951 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
15953 PR middle-end/67639
15954 * varasm.c (make_decl_rtl): Mark invalid register vars as
15957 PR rtl-optimization/66206
15958 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
15959 All callers changed.
15961 2016-01-07 Jakub Jelinek <jakub@redhat.com>
15963 PR tree-optimization/69141
15964 * tree-ssa-pre.c: Include langhooks.h.
15965 (eliminate_dom_walker::before_dom_children): Use
15966 lang_hooks.decl_printable_name instead of
15967 cgraph_node::get ()->name ().
15969 PR middle-end/68960
15970 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
15971 it and DECL_ALIGN too.
15973 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
15975 * config/mips/mips-ftypes.def: Sort to lexicographical order.
15977 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15980 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15981 depending on frame_pointer_needed before remaining integer and SSE
15982 registers are saved.
15984 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15986 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
15987 mode iterator with VSX_M2.
15988 (*p9_vecstore_<mode>): Likewise.
15989 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
15990 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
15991 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
15992 (define_split for VSX_LE128 stores): Likewise.
15993 (define_peephole2 for TImode LE swaps): Likewise.
15994 (define_split for VSX_LE128 post-reload stores): Likewise.
15996 2016-01-06 Marek Polacek <polacek@redhat.com>
15999 * convert.c (convert_to_integer_1): Adjust call to
16000 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
16001 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
16002 EXPR instead of ARG.
16003 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
16005 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16008 * doc/extend.texi (RL78 Variable Attributes): New section.
16010 2016-01-05 Marek Polacek <polacek@redhat.com>
16013 * builtins.c (get_memmodel): Use expansion point location rather than
16014 the input location. Call warning_at rather than warning.
16015 (expand_builtin_atomic_compare_exchange): Likewise.
16016 (expand_builtin_atomic_load): Likewise.
16017 (expand_builtin_atomic_store): Likewise.
16018 (expand_builtin_atomic_clear): Likewise.
16020 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16023 * config/i386/i386.c (ix86_expand_vector_logical_operator):
16024 Replace nonimmediate_operand with vector_operand.
16025 * config/i386/predicates.md (vector_operand): New predicate.
16026 (general_vector_operand): Replace nonimmediate_operand with
16028 * config/i386/sse.md: Replace nonimmediate_operand with
16029 vector_operand and m constraint with Bm constraint on SSE
16030 patterns with 16-byte memory operand.
16031 * config/i386/subst.md (round_nimm_predicate): Replace
16032 nonimmediate_operand with vector_operand.
16033 (round_saeonly_nimm_predicate): Likewise.
16034 (round_saeonly_nimm_scalar_predicate): New.
16036 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16039 * config/i386/constraints.md (Bm): New constraint.
16040 * config/i386/predicates.md (vector_memory_operand): New
16042 * config/i386/sse.md: Replace xm with xBm in plusminus and
16043 any_logic patterns.
16045 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16048 * doc/extend.texi (V850 Function Attributes): New section.
16049 (V850 Variable Attributes): New section.
16051 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16054 * doc/extend.texi (MicroBlaze Function Attributes): Document
16055 interrupt_handler and fast_interrupt attributes.
16057 2016-01-05 Sergei Trofimovich <siarheit@google.com>
16060 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
16061 for local symbolic operands.
16062 * config/ia64/predicates.md (local_symbolic_operand64): New
16065 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16067 PR rtl-optimization/68651
16068 * combine.c (combine_simplify_rtx): Canonicalize x + x into
16071 2016-01-05 Nathan Sidwell <nathan@acm.org>
16073 * alias.c (compare_base_decls): Use symtab_node::get.
16075 2016-01-05 Nick Clifton <nickc@redhat.com>
16078 * ira-costs.c (copy_cost): Initialise the t_icode field of the
16079 secondary_reload_info structure.
16082 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
16083 decls if weak support is available.
16085 2016-01-04 Martin Sebor <msebor@redhat.com>
16087 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
16089 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16091 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16092 OPTION_MASK_P9_DFORM.
16094 * config/rs6000/constraints.md (wo constraint): New constraint for
16097 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
16099 (rs6000_init_hard_regno_mode_ok): Likewise.
16101 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
16104 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
16105 expanders not to have constraints. Add support for ISA 3.0 xxperm
16106 instruction. Add support for fusing xxlor with xxperm.
16107 (altivec_vperm_<mode>_internal): Likewise.
16108 (altivec_vperm_v8hiv16qi): Likewise.
16109 (altivec_vperm_<mode>v16q): Likewise.
16110 (altivec_vperm_<mode>_uns): Likewise.
16111 (vperm_v8hiv4si): Likewise.
16112 (vperm_v16qiv8hi): Likewise.
16114 * doc/md.texi (RS/6000 constraints): Document wo constraint.
16116 2016-01-04 Jakub Jelinek <jakub@redhat.com>
16118 Update copyright years.
16120 * gcc.c (process_command): Update copyright notice dates.
16121 * gcov-dump.c (print_version): Ditto.
16122 * gcov.c (print_version): Ditto.
16123 * gcov-tool.c (print_version): Ditto.
16124 * gengtype.c (create_file): Ditto.
16125 * doc/cpp.texi: Bump @copying's copyright year.
16126 * doc/cppinternals.texi: Ditto.
16127 * doc/gcc.texi: Ditto.
16128 * doc/gccint.texi: Ditto.
16129 * doc/gcov.texi: Ditto.
16130 * doc/install.texi: Ditto.
16131 * doc/invoke.texi: Ditto.
16133 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16135 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
16136 modes larger than TImode as TImode if NEON is not enabled.
16138 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16141 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
16142 mode for %f0-%f31 only if TARGET_FPU.
16144 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16147 * config/sparc/sparc.c (scan_record_type): Take into account subfields
16148 to compute the PACKED_P predicate.
16149 (function_arg_record_value): Minor tweaks.
16151 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16153 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16154 option for arm*-*-* targets.
16156 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16158 * doc/extend.texi (Common Function Attributes): Move docs for
16159 MSP430-specific attributes to....
16160 (MSP430 Function Attributes): ...here. Delete the redundant
16161 entries and copy-edit the remaining text.
16162 (MSP430 Variable Attributes): Use uniform format for index
16163 entries and add a cross-reference to the corresponding function
16166 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16168 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16170 (x86 Options): Likewise.
16172 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16176 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16177 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16178 to corresponding attribute.
16180 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16182 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16183 to correct alphabetization of table. Copy-edit and correct
16185 <stack_protect>: Likewise.
16186 <target_clones>: Likewise.
16188 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16189 Correct punctuation.
16190 (Code Gen Options) <-fno-plt>: Copy-edit.
16192 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16195 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16196 SI values. Explicitly convert SI to DI and vice-versa.
16198 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16200 PR tree-optimization/69070
16201 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16202 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16205 * ubsan.c (ubsan_instrument_float_cast): Call
16206 initialize_sanitizer_builtins.
16209 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16211 Copyright (C) 2016 Free Software Foundation, Inc.
16213 Copying and distribution of this file, with or without modification,
16214 are permitted in any medium without royalty provided the copyright
16215 notice and this notice are preserved.