1 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
5 2016-06-22 David Malcolm <dmalcolm@redhat.com>
8 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
9 * diagnostic.c (pedwarn_at_rich_loc): New function.
10 * spellcheck.h (best_match::best_match): Add a
11 "best_distance_so_far" optional parameter.
12 (best_match::set_best_so_far): New method.
13 (best_match::get_best_distance): New accessor.
14 (best_match::get_best_candidate_length): New accessor.
16 2016-06-22 Nick Clifton <nickc@redhat.com>
18 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
19 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
20 modes are accepted as well.
21 (ucompare_loc_descriptor): Likewise.
22 (minmax_loc_descriptor): Likewise.
23 (clz_loc_descriptor): Likewise.
24 (popcount_loc_descriptor): Likewise.
25 (bswap_loc_descriptor): Likewise.
26 (rotate_loc_descriptor): Likewise.
27 (mem_loc_descriptor): Likewise.
28 (loc_descriptor): Likewise.
30 2016-06-22 David Malcolm <dmalcolm@redhat.com>
32 * common.opt (fdiagnostics-parseable-fixits): New option.
33 * diagnostic.c: Include "selftest.h".
34 (print_escaped_string): New function.
35 (print_parseable_fixits): New function.
36 (diagnostic_report_diagnostic): Call print_parseable_fixits.
37 (selftest::assert_print_escaped_string): New function.
38 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
39 (selftest::test_print_escaped_string): New function.
40 (selftest::test_print_parseable_fixits_none): New function.
41 (selftest::test_print_parseable_fixits_insert): New function.
42 (selftest::test_print_parseable_fixits_remove): New function.
43 (selftest::test_print_parseable_fixits_replace): New function.
44 (selftest::diagnostic_c_tests): New function.
45 * diagnostic.h (struct diagnostic_context): Add field
47 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
48 -fdiagnostics-parseable-fixits.
49 (-fdiagnostics-parseable-fixits): New option.
50 * opts.c (common_handle_option): Handle
51 -fdiagnostics-parseable-fixits.
52 * selftest-run-tests.c (selftest::run_tests): Call
53 selftest::diagnostic_c_tests.
54 * selftest.h (selftest::diagnostic_c_tests): New prototype.
56 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
59 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
60 comparison of boolean vectors.
61 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
62 of boolean vectors using bitwise operations.
64 2016-06-22 Andreas Schwab <schwab@suse.de>
66 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
69 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
71 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
73 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
75 * config/i386/i386.c (print_reg): Emit an error message on attempt to
78 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
80 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
81 * config/arm/arm-cores.def (cortex-a73): New entry.
82 (cortex-a73.cortex-a35): Likewise.
83 (cortex-a73.cortex-a53): Likewise.
84 * config/arm/arm-tables.opt: Regenerate.
85 * config/arm/arm-tune.md: Likewise.
86 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
87 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
88 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
89 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
90 * doc/invoke.texi (ARM Options): Document cortex-a73,
91 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
93 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
95 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
96 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
97 (cortex-a73.cortex-a35): Likewise.
98 (cortex-a73.cortex-a53): Likewise.
99 * config/aarch64/aarch64-tune.md: Regenerate.
100 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
101 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
104 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
106 * configure.ac (gcc_cv_as_compress_debug): Remove
107 --compress-debug-sections as extra as switch.
108 Handle gas --compress-debug-sections=type.
109 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
110 Handle gld --compress-debug-sections=type.
111 * configure: Regenerate.
113 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
115 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
117 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
119 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
120 (do_rewrite): likewise.
122 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
124 * common/config/mep/mep-common.c: Remove.
125 * config.gcc: Remove mep-* support.
126 * config/mep/constraints.md: Remove.
127 * config/mep/default.h: Remove.
128 * config/mep/intrinsics.h: Remove.
129 * config/mep/intrinsics.md: Remove.
130 * config/mep/ivc2-template.h: Remove.
131 * config/mep/mep-c5.cpu: Remove.
132 * config/mep/mep-core.cpu: Remove.
133 * config/mep/mep-default.cpu: Remove.
134 * config/mep/mep-ext-cop.cpu: Remove.
135 * config/mep/mep-intrin.h: Remove.
136 * config/mep/mep-ivc2.cpu: Remove.
137 * config/mep/mep-pragma.c: Remove.
138 * config/mep/mep-protos.h: Remove.
139 * config/mep/mep.c: Remove.
140 * config/mep/mep.cpu: Remove.
141 * config/mep/mep.h: Remove.
142 * config/mep/mep.md: Remove.
143 * config/mep/mep.opt: Remove.
144 * config/mep/predicates.md: Remove.
145 * config/mep/t-mep: Remove.
146 * doc/install.texi: Remove mep-* documentation.
147 * doc/md.texi: Likewise.
149 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
151 * config.gcc: Remove support for avr-rtems.
152 * config/avr/gen-avr-mmcu-specs.c: Likewise.
153 * config/avr/rtems.h: Remove.
154 * config/avr/t-rtems: Remove.
156 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
158 * config.gcc: Remove m32r-rtems support.
159 * config/m32r/rtems.h: Remove.
161 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
163 * config.gcc: Remove h8300-rtems support.
164 * config/h8300/rtems.h: Remove.
165 * config/h8300/t-rtems: Remove.
167 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
169 * config.gcc: Remove support for knetbsd.
170 * configure.ac: Likewise.
171 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
172 * config/knetbsd-gnu.h: Remove.
173 * configure: Regenerate.
175 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
177 * config.gcc: Remove support for openbsd 2 and 3.
178 * config/openbsd-oldgas.h: Remove.
180 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
182 * config.gcc: Remove interix support.
183 * config/i386/i386-interix.h: Remove.
184 * config/i386/interix.opt: Remove.
185 * config/i386/t-interix: Remove.
186 * configure: Regenerate.
187 * configure.ac: Remove interix support.
188 * doc/install.texi: Remove interix documentation.
190 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
192 * config/rs6000/rs6000.h: Add conditional preprocessing directives
193 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
196 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
198 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
199 they are both PLACEHOLDER_EXPRs.
201 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
203 * stor-layout.c (layout_type): Move setting complex MODE to
204 layout_type, instead of setting it ahead of time by the caller.
205 * tree.c (build_complex_type): Likewise.
207 2016-06-21 Martin Liska <mliska@suse.cz>
209 * predict.c (force_edge_cold): Replace imposisble with
212 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
214 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
215 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
217 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
219 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
221 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
222 Ilya Enkovich <ilya.enkovich@intel.com>
225 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
226 New member function to convert V1TImode register to SUBREG
227 TImode in debug insn.
228 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
229 after changing register mode to V1TImode.
231 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
233 * config/aarch64/aarch64-cores.def (vulcan): New core.
234 * config/aarch64/aarch64-tune.md: Regenerate.
235 * doc/invoke.texi: Document vulcan as an available option.
237 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
239 * cse.c (canon_asm_operands): New function extracted from...
240 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
241 either standalone or member of a PARALLEL.
243 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
246 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
247 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
248 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
250 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
253 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
254 constant addresses if can_create_pseudo_p.
256 2016-06-21 Jakub Jelinek <jakub@redhat.com>
258 PR tree-optimization/71588
259 * tree-ssa-strlen.c (valid_builtin_call): New function.
260 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
263 2016-06-20 Jakub Jelinek <jakub@redhat.com>
266 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
267 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
268 for conversion of scalar user var to complex type and use the
269 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
272 PR rtl-optimization/71591
273 * toplev.c (toplev::run_self_tests): If no_backend, complain and
276 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
279 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
280 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
281 space for PIC with non-v32 and the common non-PIC "jump".
283 2016-06-20 Jakub Jelinek <jakub@redhat.com>
286 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
287 returned values and add UN*/LTGT/*ORDERED cases with values matching
288 D operand modifier on vcmp for AVX.
290 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
292 * config/aarch64/aarch64.opt
293 (mpc-relative-literal-loads): Rename internal option name.
294 * config/aarch64/aarch64.c
295 (aarch64_nopcrelative_literal_loads): Rename to
296 aarch64_pcrelative_literal_loads.
297 (aarch64_expand_mov_immediate): Likewise.
298 (aarch64_secondary_reload): Likewise.
299 (aarch64_can_use_per_function_literal_pools_p): Likewise.
300 (aarch64_override_options_after_change_1): Rename and simplify logic.
301 (aarch64_classify_symbol): Merge large model checks into switch,
302 remove pc-relative load check.
304 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
306 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
307 costs relative to the cost of a register move.
309 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
311 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
312 (vcvt_n_f64_u64): Likewise.
313 (vcvt_n_s64_f64): Likewise.
314 (vcvt_n_u64_f64): Likewise.
315 (vcvt_f64_s64): Likewise.
316 (vrecpe_f64): Likewise.
317 (vcvt_f64_u64): Likewise.
318 (vrecps_f64): Likewise.
320 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
322 * config/aarch64/aarch64.md
323 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
325 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
327 * config/aarch64/aarch64-builtins.c
328 (aarch64_types_binop_uss_qualifiers): Delete.
329 (TYPES_BINOP_USS): Likewise.
330 (aarch64_types_binop_sus_qualifiers): Likewise.
331 (TYPES_BINOP_SUS): Likewise.
332 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
333 (TYPES_FCVTIMM_SUS): Likewise.
334 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
336 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
337 (fcvtzs): Use SHIFTIMM rather than BINOP.
338 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
340 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
342 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
343 costs relative to the cost of a register move.
345 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
347 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
348 Allow scalar/single vector modes to be tieable.
350 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
352 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
354 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
356 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
358 * tree.h (TYPE_ALIGN): Likewise.
360 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
363 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
365 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
367 * config/avr/avr.c (avr_print_operand): Fix "format not a string
368 literal" build warnings.
369 (avr_print_operand_address): Dito.
371 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
374 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
375 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
377 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
379 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
381 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
384 * reload1.c (reload): Pass 0 to finish_spills when called because
385 update_eliminables_and_spill returns true and remove did_spill.
386 (finish_spills): Adjust comment and document GLOBAL parameter.
388 2016-06-17 DJ Delorie <dj@redhat.com>
391 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
392 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
393 (umulqihi3_virt): Likewise.
394 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
395 (umulqihi3_real): Likewise.
397 2016-06-17 Martin Liska <mliska@suse.cz>
399 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
401 2016-06-17 Martin Liska <mliska@suse.cz>
403 * predict.def: PRED_LOOP_EXIT from 92 to 85.
405 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
407 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
409 (vaddq_f32): Likewise.
410 (vmul_f32): Likewise.
411 (vmulq_f32): Likewise.
412 (vsub_f32): Likewise.
413 (vsubq_f32): Likewise.
415 2016-06-17 Bin Cheng <bin.cheng@arm.com>
417 PR tree-optimization/71347
418 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
419 cost for all uses in group.
421 2016-06-17 Bin Cheng <bin.cheng@arm.com>
423 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
424 insert gimple seq if it's not empty.
426 2016-06-17 Bin Cheng <bin.cheng@arm.com>
428 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
430 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
432 (comp_dr_with_seg_len_pair): Ditto.
433 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
434 struct dr_with_seg_len_pair against DR_OFFSET.
435 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
438 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
440 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
442 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
444 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
445 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
446 (pa_output_millicode_call): Likewise.
447 (pa_output_call): Likewise.
448 (pa_output_indirect_call): Likewise.
449 (pa_asm_output_mi_thunk): Likewise.
451 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
453 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
455 2016-06-16 Martin Liska <mliska@suse.cz>
457 * predict.c (combine_predictions_for_insn): When we find a first
458 match predictor, we should consider just predictors with
459 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
461 (combine_predictions_for_bb): Likewise.
463 2016-06-16 Jakub Jelinek <jakub@redhat.com>
465 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
466 with base of reference to struct.
468 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
470 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
472 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
475 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
476 progmem_swtable_section.
477 (progmem_swtable_section): Remove.
478 (avr_asm_function_rodata_section): Remove.
479 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
480 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
482 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
484 * config/i386/driver-i386.c (host_detect_local_cpu): Set
485 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
486 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
487 signature_CENTAUR_ebx.
488 * config/i386/i386.c (ix86_option_override_internal): Add
489 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
490 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
491 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
493 2016-06-16 Martin Liska <mliska@suse.cz>
495 * predict.def: Add fortran loop preheader predictor.
496 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
497 fold IFN_BUILTIN_EXPECT with a known constant argument.
499 2016-06-16 Martin Liska <mliska@suse.cz>
501 * predict.def: Add 'Fortran' to display text of all
502 PRED_FORTRAN_* predictors.
504 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
507 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
508 [IA64_BUILTIN_NANSQ]: Ditto.
509 (ia64_fold_builtin): New function.
510 (TARGET_FOLD_BUILTIN): New define.
511 (ia64_init_builtins) Declare const_string_type node.
512 Add __builtin_nanq and __builtin_nansq builtin functions.
513 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
515 2016-06-16 Nick Clifton <nickc@redhat.com>
517 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
518 MSP430_HWMULT_ prefix to enum values.
519 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
520 * config/msp430/msp430.c: Update use of enum values.
521 * config/msp430/msp430.md: Likewise.
522 * config/msp430/msp430.opt: Likewise.
524 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
526 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
527 of comparsions in the last iteration.
529 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
530 Joern Rennecke <joern.rennecke@embecosm.com>
532 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
534 (arc_needs_pcl_p): Add GOTOFFPC.
535 (arc_legitimate_pic_addr_p): Likewise.
536 (arc_output_pic_addr_const): Likewise.
537 (arc_legitimize_pic_address): Generate a pc-relative address using
539 (arc_output_libcall): Use @pcl syntax.
540 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
541 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
542 (*movsi_insn): Use @pcl syntax.
543 (doloop_begin_i): Likewise.
545 2016-06-16 Martin Liska <mliska@suse.cz>
547 * predict.def: Define a new predictor.
549 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
551 * config/arc/arc.opt (mtp-regno): Update text.
553 2016-06-16 Renlin Li <renlin.li@arm.com>
555 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
557 2016-06-16 Jakub Jelinek <jakub@redhat.com>
560 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
561 (setcc + and peephole2): Likewise.
563 PR rtl-optimization/71532
564 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
567 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
569 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
570 DImode constants with XXSPLTIB in vector registers.
571 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
572 vsx_extract_<mode>_internal{1,2} into a single insn that handles
573 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
574 extraction of the element at the top of the register as a scalar
576 (vsx_extract_<mode>_internal1): Likewise.
577 (vsx_extract_<mode>_internal2): Likewise.
578 * config/rs6000/constraints.md (wi constraint): Remove a comment
579 about DImode not being allowed in Altivec registers.
580 (wB constraint): New constraint for constants that can be
581 generated in Altivec registers with VSPLTISW/VUPKHSW.
582 * config/rs6000/predicates.md (xxspltib_constant_split): Update
584 (xxspltib_constant_nosplit): Likewise.
585 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
586 support for -mupper-regs-di to enable DImode to go into Altivec
588 (POWERPC_MASKS): Likewise.
589 (power7 cpu): Likewise.
590 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
591 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
592 for DImode being allowed in Altivec registers. Update wi/wj
593 constraints. Set scalar_in_vmx_p flag.
594 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
595 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
596 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
597 (rs6000_opt_masks): Add -mupper-regs-di.
598 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
599 direct move to use wi and not wj.
601 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
603 (floatunssi<mode>2_lfiwzx_mem): Likewise.
604 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
605 any VSX register, instead of just Altivec registers, to allow
606 either operand to be an Altivec register or both.
607 (fixuns_trunc<mode>di2_fctiduz): Likewise.
608 (movdi_internal32): Add support for -mupper-regs-di. Add support
609 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
610 the alternatives and attributes to be lined up to be easier to
612 (movdi_internal64): Likewise.
613 (64-bit DImode splitters): Change predicates to only split loading
614 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
615 load constants in ISA 3.0 or ISA 2.07 respectively.
616 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
617 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
618 mention -mcpu=power9 sets these options.
619 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
622 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
625 * config/avr/avr.c (avr_set_current_function): Warn misspelled
626 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
627 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
628 by default to warn misspelled interrupt/ signal handler.
629 * doc/invoke.texi (AVR Options): Document it. Update description
630 for -nodevicelib option.
632 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
634 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
635 up parentheses. Use GET_MODE_UNIT_BITSIZE.
636 (aarch64_<sur>shll2_n<mode>): Likewise.
638 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
641 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
642 DECL_CONTEXT for copied arguments.
644 2016-06-15 Alan Hayward <alan.hayward@arm.com>
646 PR tree-optimization/71483
647 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
650 2016-06-15 Martin Liska <mliska@suse.cz>
652 * predict.c (tree_predict_by_opcode): Call predict_edge_def
653 instead of predict_edge w/o a probability.
655 2016-06-15 Alan Hayward <alan.hayward@arm.com>
657 PR tree-optimization/71439
658 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
661 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
663 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
664 register subregs in SET_SRC.
666 2016-06-15 Richard Biener <rguenther@suse.de>
668 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
671 2016-06-15 Richard Biener <rguenther@suse.de>
673 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
674 not consider dependences between accesses that belong to the
676 (vect_analyze_data_ref_dependences): Do not analyze read-read
679 2016-06-14 David Malcolm <dmalcolm@redhat.com>
681 * spellcheck-tree.c: Include spellcheck-tree.h rather than
683 (find_closest_identifier): Reimplement in terms of
684 best_match<tree,tree>.
685 * spellcheck-tree.h: New file.
686 * spellcheck.c (struct edit_distance_traits<const char *>): New
688 (find_closest_string): Reimplement in terms of
689 best_match<const char *, const char *>.
690 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
691 overload to spellcheck-tree.h.
692 (find_closest_identifier): Likewise.
693 (struct edit_distance_traits<T>): New template.
694 (class best_match): New class.
696 2016-06-14 David Malcolm <dmalcolm@redhat.com>
698 * selftest-run-tests.c (selftest::run_tests): Call
699 selftest::spellcheck_tree_c_tests.
700 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
701 * spellcheck-tree.c: Include selftest.h and stringpool.h.
702 (selftest::test_find_closest_identifier): New function.
703 (selftest::spellcheck_tree_c_tests): New function.
704 * spellcheck.c (selftest::test_find_closest_string): Verify that
705 the order of the vec does not affect the results for this case.
706 (selftest::test_data): New array.
707 (selftest::test_metric_conditions): New function.
708 (selftest::spellcheck_c_tests): Add a test of case-comparison.
709 Call selftest::test_metric_conditions.
711 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
713 * config/rs6000/rs6000-builtin.def (commentary): Typo.
714 (BU_P9_MISC_1): Likewise.
715 (BU_P9_64BIT_MISC_0): Likewise.
716 (BU_P9_MISC_0): Likewise.
718 2016-06-14 David Malcolm <dmalcolm@redhat.com>
720 * gcc-rich-location.c
721 (gcc_rich_location::add_fixit_misspelled_id): New method.
722 * gcc-rich-location.h
723 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
725 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
727 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
728 FreeBSD 11 and above.
730 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
732 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
734 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
736 * expmed.h: Close parenthesis in "at your option" in copyright
738 * lower-subreg.h: Likewise.
740 2016-06-14 Richard Biener <rguenther@suse.de>
743 * genmatch.c (expr::gen_transform): Use in_type for comparisons
746 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
748 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
750 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
752 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
754 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
755 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
757 2016-06-14 Richard Biener <rguenther@suse.de>
759 PR tree-optimization/71522
760 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
761 copying into float copying.
763 2016-06-14 Jakub Jelinek <jakub@redhat.com>
765 PR tree-optimization/71520
766 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
767 (replace_block_by): Move user labels from bb1 to bb2.
769 2016-06-14 Richard Biener <rguenther@suse.de>
773 * expr.h (get_bit_range): Declare.
774 * expr.c (get_bit_range): Export.
775 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
776 word_mode again to constrain the bitfield access.
778 2016-06-14 Richard Biener <rguenther@suse.de>
780 PR tree-optimization/71521
781 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
782 division int_const_binop against zero divisor.
784 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
786 * config/i386/i386.md (signbittf2): New expander.
787 * config/i386/sse.md (ptesttf2): New insn pattern.
789 2016-06-13 David Malcolm <dmalcolm@redhat.com>
792 * input.c (selftest::test_reading_source_line): Avoid reading from
793 __FILE__ by creating a tempfile with known content and reading
796 2016-06-13 David Malcolm <dmalcolm@redhat.com>
798 * pretty-print.c (assert_pp_format_colored): Skip the test if
800 (test_pp_format): Remove comment about GCC_COLORS.
802 2016-06-13 David Malcolm <dmalcolm@redhat.com>
804 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
805 * pretty-print.c (assert_pp_format_va): Add location param and use
806 it with ASSERT_STREQ_AT.
807 (assert_pp_format): Add location param and pass it to
809 (assert_pp_format_colored): Likewise.
810 (ASSERT_PP_FORMAT_1): New.
811 (ASSERT_PP_FORMAT_2): New.
812 (ASSERT_PP_FORMAT_3): New.
813 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
814 explicitly, or implicitly via the above macros.
815 * selftest.c (selftest::pass): Use a selftest::location rather
817 (selftest::fail): Likewise. Print the function name.
818 (selftest::fail_formatted): Likewise.
819 (selftest::assert_streq): Use a selftest::location rather than
821 * selftest.h (selftest::location): New struct.
822 (SELFTEST_LOCATION): New macro.
823 (selftest::pass): Accept a const location & rather than file
825 (selftest::fail): Likewise.
826 (selftest::fail_formatted): Likewise.
827 (selftest::assert_streq): Likewise.
828 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
829 (ASSERT_FALSE): Likewise.
830 (ASSERT_EQ): Likewise.
831 (ASSERT_NE): Likewise.
832 (ASSERT_STREQ): Likewise.
833 (ASSERT_PRED1): Likewise.
834 (ASSERT_STREQ_AT): New macro.
836 2016-06-13 David Malcolm <dmalcolm@redhat.com>
838 * selftest.c (selftest::fail_formatted): New function.
839 (selftest::assert_streq): New function.
840 * selftest.h (selftests::fail_formatted): New decl.
841 (selftest::assert_streq): New decl.
842 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
844 2016-06-13 Jeff Law <law@redhat.com>
846 PR tree-optimization/71403
847 * tree-ssa-threadbackward.c
848 (convert_and_register_jump_thread_path): No longer accept reference
849 to path. Do not pop items off the path anymore.
850 (fsm_find_control_statement_thread_paths): Do not allow threading
851 to a deeper loop nest. Pop the last item off the path here rather
852 than in convert_and_register_jump_thread_path.
854 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
855 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
857 [AArch64] Emit division using the Newton series
859 * config/aarch64/aarch64-protos.h
860 (cpu_approx_modes): Add new member "division".
861 (aarch64_emit_approx_div): Declare new function.
862 * config/aarch64/aarch64.c
863 (generic_approx_modes): New member "division".
864 (exynosm1_approx_modes): Likewise.
865 (xgene1_approx_modes): Likewise.
866 (aarch64_emit_approx_div): Define new function.
867 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
868 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
869 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
870 * doc/invoke.texi (-mlow-precision-div): Describe new option.
872 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
873 Wilco Dijkstra <wilco.dijkstra@arm.com>
875 [AArch64] Emit square root using the Newton series
877 * config/aarch64/aarch64-protos.h
878 (aarch64_emit_approx_rsqrt): Replace with new function
879 "aarch64_emit_approx_sqrt".
880 (cpu_approx_modes): New member "sqrt".
881 * config/aarch64/aarch64.c
882 (generic_approx_modes): New member "sqrt".
883 (exynosm1_approx_modes): Likewise.
884 (xgene1_approx_modes): Likewise.
885 (aarch64_emit_approx_rsqrt): Replace with new function
886 "aarch64_emit_approx_sqrt".
887 (aarch64_override_options_after_change_1): Handle new option.
888 * config/aarch64/aarch64-simd.md
889 (rsqrt<mode>2): Use new function instead.
890 (sqrt<mode>2): New expansion and insn definitions.
891 * config/aarch64/aarch64.md: Likewise.
892 * config/aarch64/aarch64.opt
893 (mlow-precision-sqrt): Add new option description.
894 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
896 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
898 [AArch64] Add more choices for the reciprocal square root approximation
900 Allow a target to prefer such operation depending on the operation mode.
902 * config/aarch64/aarch64-protos.h
903 (AARCH64_APPROX_MODE): New macro.
904 (AARCH64_APPROX_{NONE,ALL}): Likewise.
905 (cpu_approx_modes): New structure.
906 (tune_params): New member "approx_modes".
907 * config/aarch64/aarch64-tuning-flags.def
908 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
909 * config/aarch64/aarch64.c
910 (generic_approx_modes): New core "cpu_approx_modes" structure.
911 (exynosm1_approx_modes): Likewise.
912 (xgene1_approx_modes): Likewise.
913 (generic_tunings): New member "approx_modes".
914 (cortexa35_tunings): Likewise.
915 (cortexa53_tunings): Likewise.
916 (cortexa57_tunings): Likewise.
917 (cortexa72_tunings): Likewise.
918 (exynosm1_tunings): Likewise.
919 (thunderx_tunings): Likewise.
920 (xgene1_tunings): Likewise.
921 (use_rsqrt_p): New argument for the mode and use new member from
923 (aarch64_builtin_reciprocal): Devise mode from builtin.
924 (aarch64_optab_supported_p): New argument for the mode.
925 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
927 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
929 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
930 RS6000_BTM_MODULO flag into the set of flags that are considered
931 to be part of the common configuration.
933 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
935 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
937 (vec_absdb): New macro for vector absolute difference unsigned
939 (vec_absdh): New macro for vector absolute difference unsigned
941 (vec_absdw): New macro for vector absolute difference unsigned word.
942 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
943 (vadu<mode>3): New insn.
944 (*p9_vadu<mode>3): New insn.
945 * config/rs6000/rs6000-builtin.def (vadub): New built-in
947 (vaduh): New built-in definition.
948 (vaduw): New built-in definition.
949 (vadu): New overloaded built-in definition.
950 (vadub): New overloaded built-in definition.
951 (vaduh): New overloaded built-in definition.
952 (vaduw): New overloaded built-in definition.
953 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
954 overloaded vector absolute difference unsigned functions.
955 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
956 the ISA 3.0 vector absolute difference unsigned built-in functions.
958 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
960 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
961 update shared_lookup_references only once after changing operands.
963 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
966 * tree-nested.c (convert_nonlocal_omp_clauses)
967 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
969 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
970 * tree.def (CASE_LABEL_EXPR): Likewise.
972 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
975 * input.c (test_builtins): Fix an assertion.
977 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
979 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
982 (isinf<mode>2): Ditto.
984 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
986 * ggc-tests.c (test_finalization): Only test need_finalization_p
987 for GCC_VERSION >= 4003.
989 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
991 * config/s390/vecintrin.h: Fix file description in comment.
993 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
995 * config/s390/s390-builtin-types.def: Change builtin type naming
996 scheme to match builtin-types.def.
998 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
1000 * fold-const.c (optimize_minmax_comparison): Remove.
1001 (fold_comparison): Remove call to the above.
1002 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
1003 New transformations.
1005 2016-06-13 Alan Hayward <alan.hayward@arm.com>
1007 PR tree-optimization/71416
1008 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
1011 2016-06-13 Martin Liska <mliska@suse.cz>
1013 * predict.c (enum predictor_reason): Prefix enum with REASON_.
1014 (combine_predictions_for_insn): Likewise.
1015 (prune_predictions_for_bb): Likewise.
1016 (combine_predictions_for_bb): Likewise.
1018 2016-06-13 Richard Biener <rguenther@suse.de>
1020 PR tree-optimization/71505
1021 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
1022 assert match comment.
1024 2016-06-13 Marek Polacek <polacek@redhat.com>
1027 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
1028 gimplify_switch_expr.
1029 (warn_switch_unreachable_r): New function.
1031 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1034 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
1037 2016-06-13 Richard Biener <rguenther@suse.de>
1040 * fold-const.c (fold_unary_loc): Preserve alignment when
1041 folding a VIEW_CONVERT_EXPR into a MEM_REF.
1043 2016-06-13 Martin Liska <mliska@suse.cz>
1046 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
1047 w/ -fsanitize=bounds.
1049 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1051 * config/i386/i386.c (ix86_init_builtins): Calculate
1052 FLOAT128_FTYPE_CONST_STRING function type only once.
1053 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
1054 built-in functions are available for x86-32 and x86-64 targets.
1056 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1059 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
1061 (FLOAT128_FTYPE_CONST_STRING): New function type.
1062 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
1063 [IX86_BUILTIN_NANSQ]: Ditto.
1064 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1065 (ix86_init_builtin_types): Declare const_string_type_node.
1066 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
1068 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1069 * doc/extend.texi (x86 Built-in Functions): Document
1070 __builtin_nanq and __builtin_nansq.
1072 2016-06-11 Jiong Wang <jiong.wang@arm.com>
1075 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
1076 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
1077 length for pop patterns.
1078 (arm_attr_length_push_multi): Update comments.
1079 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
1081 (*pop_multiple_with_writeback_and_return): Likewise.
1082 (*pop_multiple_with_return): Likewise.
1084 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
1087 * fold-const.c (optimize_bit_field_compare): Don't try to use
1088 word_mode unconditionally for reading the bit field, look at
1089 DECL_BIT_FIELD_REPRESENTATIVE instead.
1091 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1094 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
1095 vector integer type.
1097 2016-06-10 Jakub Jelinek <jakub@redhat.com>
1100 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
1101 without LABEL_DECL, set *handled_ops_p to false instead of true.
1103 2016-06-10 Martin Sebor <msebor@redhat.com>
1106 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
1107 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
1108 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
1110 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
1111 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
1112 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
1113 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
1114 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
1115 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
1116 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
1117 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
1119 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1121 * config/arm/arm.h (pool_vector_label,
1122 return_used_this_function): Remove.
1124 2016-06-10 Jeff Law <law@redhat.com>
1126 PR tree-optimization/71335
1127 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
1128 zero length paths here.
1129 (convert_and_register_jump_thread_path): Remove hacks related to
1130 duplicated blocks in the jump thread path.
1131 (fsm_find_control_statement_thread_paths): Avoid putting the same
1132 block on the thread path twice, but ensure the thread path is
1133 unchanged from the caller's point of view.
1135 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1137 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
1138 * predict.def (PRED_LOOP_BRANCH): Remove.
1140 2016-06-10 David Malcolm <dmalcolm@redhat.com>
1142 * Makefile.in (OBJS): Add ggc-tests.o.
1143 (GTFILES): Add ggc-tests.c.
1144 * ggc-tests.c: New file.
1145 * selftest-run-tests.c (selftest::run_tests): Call
1146 selftest::ggc_tests_c_tests.
1147 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
1149 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
1151 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
1153 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
1156 * varasm.c (place_block_symbol): Adjust alignment for asan protected
1157 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
1159 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1161 * profile.c: Include cfgloop.h.
1162 (branch_prob): Compute estimated number of iterations.
1163 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
1164 recompute estimate number of iterations from profile.
1166 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1169 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
1170 must be grouped on top of stack. Don't force early clobber
1171 on ordinary reg outputs.
1173 2016-06-10 Richard Biener <rguenther@suse.de>
1175 * targhooks.c (default_builtin_vectorization_cost): Adjust
1178 2016-06-10 Richard Biener <rguenther@suse.de>
1180 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
1181 to fold the RHS to a constant if possible.
1183 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1186 * tree-nested.c (convert_nonlocal_omp_clauses)
1187 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
1188 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
1189 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
1191 * gimplify.c (gimplify_adjust_omp_clauses): Discard
1193 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
1195 * omp-low.c (scan_sharing_clauses): Don't expect
1198 2016-06-10 Alan Hayward <alan.hayward@arm.com>
1200 PR tree-optimization/71407
1201 PR tree-optimization/71416
1202 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
1205 2016-06-10 Richard Biener <rguenther@suse.de>
1208 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
1210 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
1212 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
1214 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
1215 Jiong Wang <jiong.wang@arm.com>
1217 PR rtl-optimization/70751
1218 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
1219 spilled into memory.
1221 2016-06-09 Jonathan Yong <10walls@gmail.com>
1224 2015-09-21 Jonathan Yong <10walls@gmail.com>
1226 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
1227 sysroot/usr/lib/32api for additional win32 libraries,
1228 fixes failing Cygwin bootstrapping.
1230 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
1232 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
1235 2016-06-09 David Malcolm <dmalcolm@redhat.com>
1238 * pretty-print.c (pp_indent): Specify that %p is printed in a
1239 host-dependent manner.
1240 (test_pp_format): Remove the test for %p.
1242 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
1244 * config/mips/mips.c (mips_output_jump): Fix formatting.
1246 2016-06-09 Richard Biener <rguenther@suse.de>
1248 PR tree-optimization/71462
1249 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
1252 2016-06-09 Martin Liska <mliska@suse.cz>
1254 * predict.c (dump_prediction): Add new argument.
1255 (enum predictor_reason): New enum.
1256 (struct predictor_hash): New struct.
1257 (predictor_hash::hash): New function.
1258 (predictor_hash::equal): Likewise.
1259 (not_removed_prediction_p): New function.
1260 (prune_predictions_for_bb): Likewise.
1261 (combine_predictions_for_bb): Prune predictions.
1263 2016-06-09 Martin Liska <mliska@suse.cz>
1265 * predict.c (filter_predictions): New function.
1266 (remove_predictions_associated_with_edge): Use the filter
1268 (equal_edge_p): New function.
1270 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
1272 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
1273 Correct usage of @samp vs @option, add @samp where appropriate.
1274 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
1275 Add armv6s-m and document it, as it is no official ARM name.
1277 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1279 * ifcvt.c (struct noce_if_info): Add transform_name field.
1280 (noce_try_move): Set if_info->transform_name to the function name.
1281 (noce_try_ifelse_collapse): Likewise.
1282 (noce_try_store_flag): Likewise.
1283 (noce_try_inverse_constants): Likewise.
1284 (noce_try_store_flag_constants): Likewise.
1285 (noce_try_addcc): Likewise.
1286 (noce_try_store_flag_mask): Likewise.
1287 (noce_try_cmove): Likewise.
1288 (noce_try_cmove_arith): Likewise.
1289 (noce_try_minmax): Likewise.
1290 (noce_try_abs): Likewise.
1291 (noce_try_sign_mask): Likewise.
1292 (noce_try_bitop): Likewise.
1293 (noce_convert_multiple_sets): Likewise.
1294 (noce_process_if_block): Print if_info->transform_name to
1295 dump_file if transformation succeeded.
1297 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1299 * config/arm/cortex-a57.md (cortex_a57_alu):
1302 2016-06-08 Martin Sebor <msebor@redhat.com>
1303 Jakub Jelinek <jakub@redhat.com>
1307 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1308 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1309 * builtins.c: Include gimple-fold.h.
1310 (fold_builtin_arith_overflow): Handle
1311 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1312 (fold_builtin_3): Likewise.
1313 * doc/extend.texi (Integer Overflow Builtins): Document
1314 __builtin_{add,sub,mul}_overflow_p.
1316 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1318 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1319 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1321 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1323 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1324 Rewrite, looking one level down for records and arrays.
1326 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1328 * pretty-print.c: Include "selftest.h".
1329 (pp_format): Fix comment.
1330 (identifier_to_locale): Likewise.
1331 (selftest::test_basic_printing): New function.
1332 (selftest::assert_pp_format): New function.
1333 (selftest::test_pp_format): New function.
1334 (selftest::pretty_print_c_tests): New function.
1335 * selftest-run-tests.c (selftest::run_tests): Call
1336 selftest::pretty_print_c_tests.
1337 * selftest.h (pretty_print_c_tests): New declaration.
1339 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1341 * invoke.texi (max-loop-headers-insns): Document.
1342 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1343 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1344 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1346 2016-06-08 Richard Biener <rguenther@suse.de>
1348 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1349 on strided SLP loads and fall back to scalar loads in case
1350 we can't chunk them.
1352 2016-06-08 Richard Biener <rguenther@suse.de>
1354 PR tree-optimization/71452
1355 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1356 type used for the SSA rewrite has enough precision to cover
1357 the dynamic type of the location.
1359 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1360 Richard Biener <rguenther@suse.de>
1363 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1364 the same as DECL_P (base0) for indirect_base0. Use equality_code
1365 in one further place.
1367 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1369 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1370 to one word if the field is known to overlap other words.
1371 (extract_bit_field_1): Likewise.
1372 (store_split_bit_field): Remove compensating code.
1373 (extract_split_bit_field): Likewise.
1375 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1379 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1381 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1383 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1385 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1386 (arch64_addpv4sf): Delete.
1387 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1388 "gen_aarch64_addpv4sf".
1389 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1391 (vpadds_f32): Likewise.
1392 (vpaddq_f32): Likewise.
1393 (vpaddq_f64): Likewise.
1395 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1397 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1399 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1400 to VALLF. Rename to "fabd<mode>3".
1401 "*fabd_scalar<mode>3): Delete.
1402 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1404 (vabdd_f64): Likewise.
1405 (vabd_f32): Likewise.
1406 (vabd_f64): Likewise.
1407 (vabdq_f32): Likewise.
1408 (vabdq_f64): Likewise.
1410 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1412 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1414 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1415 "aarch64_rsqrts<mode>".
1416 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1417 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1419 (vrsqrtsd_f64): Likewise.
1420 (vrsqrts_f32): Likewise.
1421 (vrsqrts_f64): Likewise.
1422 (vrsqrtsq_f32): Likewise.
1423 (vrsqrtsq_f64): Likewise.
1425 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1427 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1429 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1430 "aarch64_rsqrte<mode>".
1431 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1432 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1434 (vrsqrted_f64): Likewise.
1435 (vrsqrte_f32): Likewise.
1436 (vrsqrte_f64): Likewise.
1437 (vrsqrteq_f32): Likewise.
1438 (vrsqrteq_f64): Likewise.
1440 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1442 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1446 * config/aarch64/aarch64-simd.md
1447 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1448 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1449 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1451 (vcvt_n_f32_u32): Likewise.
1452 (vcvt_n_s32_f32): Likewise.
1453 (vcvt_n_u32_f32): Likewise.
1454 (vcvtq_n_f32_s32): Likewise.
1455 (vcvtq_n_f32_u32): Likewise.
1456 (vcvtq_n_f64_s64): Likewise.
1457 (vcvtq_n_f64_u64): Likewise.
1458 (vcvtq_n_s32_f32): Likewise.
1459 (vcvtq_n_s64_f64): Likewise.
1460 (vcvtq_n_u32_f32): Likewise.
1461 (vcvtq_n_u64_f64): Likewise.
1462 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1463 (VSDQ_SDI): Likewise.
1464 (fcvt_target): Support V4DI, V4SI and V2SI.
1465 (FCVT_TARGET): Likewise.
1467 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1469 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1470 (TYPES_BINOP_SUS): Likewise.
1471 (aarch64_simd_builtin_data): Update include file name.
1472 (aarch64_builtins): Likewise.
1473 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1474 for conversion between scalar float-point and fixed-point.
1478 * config/aarch64/aarch64.md
1479 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1480 pattern for conversion between scalar float to fixed-pointer.
1481 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1482 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1483 (UNSPEC_FCVTZU): Likewise.
1484 (UNSPEC_SCVTF): Likewise.
1485 (UNSPEC_UCVTF): Likewise.
1486 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1488 (vcvtd_n_f64_u64): Likewise.
1489 (vcvtd_n_s64_f64): Likewise.
1490 (vcvtd_n_u64_f64): Likewise.
1491 (vcvtd_n_f32_s32): Likewise.
1492 (vcvts_n_f32_u32): Likewise.
1493 (vcvtd_n_s32_f32): Likewise.
1494 (vcvts_n_u32_f32): Likewise.
1495 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1497 (FCVT_TARGET): Likewise.
1498 (FCVT_FIXED2F): New iterator.
1499 (FCVT_F2FIXED): Likewise.
1500 (fcvt_fixed_insn): New define_int_attr.
1502 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1504 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1505 some statements was removed.
1507 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1509 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1510 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1511 (vect_can_advance_ivs_p): likewise.
1512 (vect_update_ivs_after_vectorizer): likewise.
1513 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1514 (vect_analyze_scalar_cycles_1): likewise.
1515 (vect_analyze_loop_operations): likewise.
1516 (report_vect_op): likewise.
1517 (vect_is_slp_reduction): likewise.
1518 (vect_is_simple_reduction): likewise.
1519 (get_initial_def_for_induction): likewise.
1520 (vect_transform_loop): likewise.
1521 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1522 (vect_recog_sad_pattern): likewise.
1523 (vect_recog_widen_sum_pattern): likewise.
1524 (vect_recog_widening_pattern): likewise.
1525 (vect_recog_divmod_pattern): likewise.
1526 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1527 (vect_analyze_slp_instance): likewise.
1528 (vect_transform_slp_perm_load): likewise.
1529 (vect_schedule_slp_instance): likewise.
1531 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1533 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1534 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1535 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1536 (PRED_LOOP_BRANCH): Document predictor as broken.
1537 (PRED_LOOP_EXIT): Change hitrate 91->92.
1538 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1539 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1540 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1541 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1542 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1543 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1544 (PRED_CALL): Chane hitrate 71->67.
1545 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1546 (PRED_GOTO): Document as unused right now.
1547 (PRED_CONST_RETURN): Change hitrate 67->69
1548 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1549 (PRED_NULL_RETURN): Change hitrate 91->90.
1550 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1551 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1552 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1554 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1556 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1557 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1558 special case Altivec builtin.
1559 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1560 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1561 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1562 code for ALTIVEC_BUILTIN_VEC_MUL.
1563 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1564 for __builtin_vec_mul.
1566 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1568 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1571 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1573 * spellcheck.c (selftest::test_find_closest_string): New function.
1574 (spellcheck_c_tests): Call the above.
1576 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1578 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1580 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1582 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1583 Yv=Yv,C alternatives.
1585 2016-06-07 Richard Biener <rguenther@suse.de>
1588 * common.opt (ffast-math): Make Optimization.
1590 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1591 Prachi Godbole <prachi.godbole@imgtec.com>
1593 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1594 `fabs' and `fneg' type attributes.
1595 (p5600_fpu_fabs): Add `fmove' to the comment.
1597 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1599 * gimple.c: Include builtins.h
1600 (gimple_inexpensive_call_p): New function.
1601 * gimple.h (gimple_inexpensive_call_p): Declare.
1602 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1603 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1606 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1608 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1609 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1610 warning_at_rich_loc, warning_n, pedwarn, permerror,
1611 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1612 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1615 2016-06-07 Richard Biener <rguenther@suse.de>
1617 PR tree-optimization/71428
1618 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1619 BIT_FIELD_REF op vs. load.
1621 2016-06-07 Richard Biener <rguenther@suse.de>
1624 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1627 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1629 * config/pa/pa.md (call): Generate indirect long calls to non-local
1630 functions on TARGET_64BIT.
1631 (call_value): Likewise.
1633 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1635 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1636 pattern and subsequent splitters.
1637 (call_val_reg_64bit_post_reload): Likewise.
1639 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1642 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1643 propagate_op_to_single_use.
1645 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1648 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1650 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1652 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1653 (enum x86_dirflag_state): New enum.
1654 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1655 (machine_function): Remove needs_cld.
1656 (ix86_current_function_needs_cld): Remove.
1657 * config/i386/i386.c (ix86_set_func_type): Set
1658 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1659 (ix86_expand_prologue): Do not emit CLD here.
1660 (ix86_dirflag_mode_needed): New function.
1661 (ix86_dirflag_mode_entry): Ditto.
1662 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1663 (ix86_mode_after): Ditto.
1664 (ix86_mode_entry): Ditto.
1665 (ix86_mode_exit): Ditto.
1666 (ix86_emit_mode_set): Ditto.
1667 * config/i386/i386.md (strmov_singleop): Set
1668 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1669 Do not set ix86_current_function_needs_cld.
1671 (strset_singleop): Ditto.
1673 (cmpstrnqi_nz_1): Ditto.
1674 (cmpstrnqi_1): Ditto.
1675 (strlenqi_1): Ditto.
1677 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1679 PR tree-optimization/71259
1680 * tree-vect-slp.c (vect_get_constant_vectors): For
1681 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1682 one for constant op, and use COND_EXPR for non-constant.
1684 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1686 * Makefile.in (OBJS): Add function-tests.o,
1687 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1688 selftest-run-tests.o.
1689 (OBJS-libcommon): Add selftest.o.
1690 (OBJS-libcommon-target): Add selftest.o.
1691 (all.internal): Add "selftest".
1692 (all.cross): Likewise.
1693 (selftest): New phony target.
1694 (s-selftest): New target.
1695 (selftest-gdb): New phony target.
1696 (COLLECT2_OBJS): Add selftest.o.
1697 * bitmap.c: Include "selftest.h".
1698 (selftest::test_gc_alloc): New function.
1699 (selftest::test_set_range): New function.
1700 (selftest::test_clear_bit_in_middle): New function.
1701 (selftest::test_copying): New function.
1702 (selftest::test_bitmap_single_bit_set_p): New function.
1703 (selftest::bitmap_c_tests): New function.
1704 * common.opt (fself-test): New.
1705 * diagnostic-show-locus.c: Include "selftest.h".
1706 (make_range): New function.
1707 (test_range_contains_point_for_single_point): New function.
1708 (test_range_contains_point_for_single_line): New function.
1709 (test_range_contains_point_for_multiple_lines): New function.
1710 (assert_eq): New function.
1711 (test_get_line_width_without_trailing_whitespace): New function.
1712 (selftest::diagnostic_show_locus_c_tests): New function.
1713 * et-forest.c: Include "selftest.h".
1714 (selftest::test_single_node): New function.
1715 (selftest::test_simple_tree): New function.
1716 (selftest::test_disconnected_nodes): New function.
1717 (selftest::et_forest_c_tests): New function.
1718 * fold-const.c: Include "selftest.h".
1719 (selftest::assert_binop_folds_to_const): New function.
1720 (selftest::assert_binop_folds_to_nonlvalue): New function.
1721 (selftest::test_arithmetic_folding): New function.
1722 (selftest::fold_const_c_tests): New function.
1723 * function-tests.c: New file.
1724 * gimple.c: Include "selftest.h".
1725 Include "gimple-pretty-print.h".
1726 (selftest::verify_gimple_pp): New function.
1727 (selftest::test_assign_single): New function.
1728 (selftest::test_assign_binop): New function.
1729 (selftest::test_nop_stmt): New function.
1730 (selftest::test_return_stmt): New function.
1731 (selftest::test_return_without_value): New function.
1732 (selftest::gimple_c_tests): New function.
1733 * hash-map-tests.c: New file.
1734 * hash-set-tests.c: New file.
1735 * input.c: Include "selftest.h".
1736 (selftest::assert_loceq): New function.
1737 (selftest::test_accessing_ordinary_linemaps): New function.
1738 (selftest::test_unknown_location): New function.
1739 (selftest::test_builtins): New function.
1740 (selftest::test_reading_source_line): New function.
1741 (selftest::input_c_tests): New function.
1742 * rtl-tests.c: New file.
1743 * selftest-run-tests.c: New file.
1744 * selftest.c: New file.
1745 * selftest.h: New file.
1746 * spellcheck.c: Include "selftest.h".
1747 (selftest::levenshtein_distance_unit_test_oneway): New function,
1748 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1749 (selftest::levenshtein_distance_unit_test): Likewise.
1750 (selftest::spellcheck_c_tests): Likewise.
1751 * toplev.c: Include selftest.h.
1752 (toplev::run_self_tests): New.
1753 (toplev::main): Handle -fself-test.
1754 * toplev.h (toplev::run_self_tests): New.
1755 * tree.c: Include "selftest.h".
1756 (selftest::test_integer_constants): New function.
1757 (selftest::test_identifiers): New function.
1758 (selftest::test_labels): New function.
1759 (selftest::tree_c_tests): New function.
1760 * tree-cfg.c: Include "selftest.h".
1761 (selftest::push_fndecl): New function.
1762 (selftest::test_linear_chain): New function.
1763 (selftest::test_diamond): New function.
1764 (selftest::test_fully_connected): New function.
1765 (selftest::tree_cfg_c_tests): New function.
1766 * vec.c: Include "selftest.h".
1767 (selftest::safe_push_range): New function.
1768 (selftest::test_quick_push): New function.
1769 (selftest::test_safe_push): New function.
1770 (selftest::test_truncate): New function.
1771 (selftest::test_safe_grow_cleared): New function.
1772 (selftest::test_pop): New function.
1773 (selftest::test_safe_insert): New function.
1774 (selftest::test_ordered_remove): New function.
1775 (selftest::test_unordered_remove): New function.
1776 (selftest::test_block_remove): New function.
1777 (selftest::reverse_cmp): New function.
1778 (selftest::test_qsort): New function.
1779 (selftest::vec_c_tests): New function.c.
1780 * wide-int.cc: Include selftest.h and wide-int-print.h.
1781 (selftest::from_int <wide_int>): New function.
1782 (selftest::from_int <offset_int>): New function.
1783 (selftest::from_int <widest_int>): New function.
1784 (selftest::assert_deceq): New function.
1785 (selftest::assert_hexeq): New function.
1786 (selftest::test_printing <VALUE_TYPE>): New function template.
1787 (selftest::test_ops <VALUE_TYPE>): New function template.
1788 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1789 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1791 (selftest::wide_int_cc_tests): New function.
1793 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1796 * ifcvt.c (noce_try_ifelse_collapse): New function.
1798 (noce_process_if_block): Call noce_try_ifelse_collapse.
1799 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1800 (simplify_ternary_operation): Use the above to simplify
1801 conditional CLZ/CTZ expressions.
1803 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1806 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1807 define_insn_and_split.
1809 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1812 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1814 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1817 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1818 Implicitly clobber memory for basic asm with non-empty assembler
1819 string. Use targetm.md_asm_adjust also here.
1820 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1821 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
1822 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
1823 non-empty assembler string.
1824 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
1825 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
1826 (decode_asm_operands): Handle basic asm in PARALLEL block.
1827 (extract_insn): Handle basic asm in PARALLEL block.
1828 * doc/extend.texi: Mention new behavior of basic asm.
1829 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
1830 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
1831 branch_needs_nop_p): Use asm_noperands.
1833 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1835 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
1836 Include the M7 SPARC DFA scheduler.
1837 New attribute v3pipe.
1838 Annotate insns with v3pipe where appropriate.
1839 Define cpu_feature vis4.
1840 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
1841 Add (V8QI "8") to vbits.
1842 Add insns {add,sub}v8qi3
1843 Add insns ss{add,sub}v8qi3
1844 Add insns us{add,sub}{v8qi,v4hi}3
1845 Add insns {min,max}{v8qi,v4hi,v2si}3
1846 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
1847 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
1848 * config/sparc/niagara4.md: Add a comment explaining the
1849 discrepancy between the documented latenty numbers and the
1851 * config/sparc/niagara7.md: New file.
1852 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
1853 supports SPARC5 and VIS 4.0 instructions.
1854 * configure: Regenerate.
1855 * config.in: Likewise.
1856 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
1857 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
1858 TARGET_CPU_niagara7.
1859 (ASM_CPU64_DEFAULT_SPEC): Likewise.
1860 (CPP_CPU_SPEC): Handle niagara7.
1861 (ASM_CPU_SPEC): Likewise.
1862 * config/sparc/sparc-opts.h (processor_type): Add
1864 (mvis4): New option.
1865 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
1866 (AS_NIAGARA7_FLAG): Define.
1867 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
1868 (CPP_CPU64_DEFAULT_SPEC): Likewise.
1869 (CPP_CPU_SPEC): Handle niagara7.
1870 (ASM_CPU_SPEC): Likewise.
1871 * config/sparc/sparc.c (niagara7_costs): Define.
1872 (sparc_option_override): Handle niagara7 and adjust cache-related
1873 parameters with better values for niagara cpus. Also support VIS4.
1874 (sparc32_initialize_trampoline): Likewise.
1875 (sparc_use_sched_lookahead): Likewise.
1876 (sparc_issue_rate): Likewise.
1877 (sparc_register_move_cost): Likewise.
1878 (dump_target_flag_bits): Support VIS4.
1879 (sparc_vis_init_builtins): Likewise.
1880 (sparc_builtins): Likewise.
1881 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
1883 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
1885 * config/sparc/sparc.opt (sparc_processor_type): New value
1887 * config/sparc/visintrin.h (__attribute__): Prototypes for the
1889 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
1891 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
1894 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
1896 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
1898 2016-06-06 Richard Biener <rguenther@suse.de>
1900 PR tree-optimization/71398
1901 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
1904 2016-06-05 James Bowman <james.bowman@ftdichip.com>
1906 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
1907 ft32_expand_prolog, ft32_expand_epilogue):
1908 Handle pretend_args.
1909 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
1910 * config/ft32/ft32.md: Add pretend_returner.
1912 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
1915 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1916 Copy op1 RTX to avoid invalid sharing.
1917 (ix86_expand_vector_move_misalign): Ditto.
1919 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
1921 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
1924 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1926 * predict.c (predicted_by_loop_heuristics_p): New function.
1927 (predict_iv_comparison): Use it.
1928 (predict_loops): Walk from innermost loops; do not predict edges
1929 leaving multiple loops multiple times; implement
1930 PRED_LOOP_ITERATIONS_MAX heuristics.
1931 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
1933 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1935 * cfg.c (check_bb_profile): Do not report mismatched profiles when
1936 only edges out of BB are EH edges.
1938 2016-06-04 Martin Sebor <msebor@redhat.com>
1939 Marcin Baczyński <marbacz@gmail.com>
1942 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
1943 a void expression in a void function.
1945 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1947 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
1948 aux; dump reasons of decisions.
1949 (should_duplicate_loop_header_p): Likewise.
1950 (do_while_loop_p): Likewise.
1951 (ch_base::copy_headers): Dump asi num insns duplicated.
1953 2016-06-04 Jakub Jelinek <jakub@redhat.com>
1955 PR tree-optimization/71405
1956 * tree-ssa.c (execute_update_addresses_taken): For clobber with
1957 incompatible type, build a new clobber with the right type instead
1958 of building a VIEW_CONVERT_EXPR around it.
1960 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1962 PR tree-optimization/52171
1963 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
1964 by_pieces_ninsns instead of move_by_pieces_ninsns.
1966 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1968 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
1969 for reg+reg addressing mode.
1971 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1973 * rs6000-c.c (c/c-tree.h): Add #include.
1974 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
1975 in C++ when found in the base position of vec_ld or vec_st.
1977 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1979 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
1980 use of profile unless profile status is PROFILE_READ.
1981 * profile.c (compute_branch_probabilities): Set profile status
1982 only after reporting predictor hitrates.
1984 2016-06-03 Joseph Myers <joseph@codesourcery.com>
1988 * common.opt (ffp-int-builtin-inexact): New option.
1989 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
1990 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
1991 (ceil@var{m}2): Document dependence on this option.
1992 * ipa-inline-transform.c (inline_call): Handle
1993 flag_fp_int_builtin_inexact.
1994 * ipa-inline.c (can_inline_edge_p): Likewise.
1995 * config/i386/i386.md (rintxf2): Do not test
1996 flag_unsafe_math_optimizations.
1997 (rint<mode>2_frndint): New define_insn.
1998 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
1999 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
2000 for 387 instead of extending and truncating.
2001 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
2002 !flag_trapping_math instead of flag_unsafe_math_optimizations.
2003 Change to frndint<mode>2_<rounding>.
2004 (frndintxf2_<rounding>_i387): Likewise. Change to
2005 frndint<mode>2_<rounding>_i387.
2006 (<rounding_insn>xf2): Likewise.
2007 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
2008 !flag_trapping_math instead of flag_unsafe_math_optimizations for
2009 x87. Test TARGET_ROUND || !flag_trapping_math ||
2010 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
2011 SSE. Use ROUND_NO_EXC in constant operand of
2012 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
2013 for 387 instead of extending and truncating.
2015 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
2016 Julia Koval <julia.koval@intel.com>
2028 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
2029 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
2030 all registers, except for function return registers if there are
2031 no caller-saved registers.
2032 (ix86_set_func_type): New function.
2033 (ix86_set_current_function): Call ix86_set_func_type to set
2034 no_caller_saved_registers and func_type. Call reinit_regs if
2035 caller-saved registers are changed. Don't allow MPX, SSE, MMX
2036 nor x87 instructions in interrupt handler nor function with
2037 no_caller_saved_registers attribute.
2038 (ix86_function_ok_for_sibcall): Return false if there are no
2039 caller-saved registers.
2040 (type_natural_mode): Don't warn ABI change for MMX in interrupt
2042 (ix86_function_arg_advance): Skip for callee in interrupt handler.
2043 (ix86_function_arg): Return special arguments in interrupt handler.
2044 (ix86_promote_function_mode): Promote pointer to word_mode only
2045 for normal functions.
2046 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
2048 (ix86_epilogue_uses): New function.
2049 (ix86_hard_regno_scratch_ok): Likewise.
2050 (ix86_save_reg): Preserve all registers in interrupt handler
2051 after reload. Preserve all registers, except for function return
2052 registers, if there are no caller-saved registers after reload.
2053 (find_drap_reg): Always use callee-saved register if there are
2054 no caller-saved registers.
2055 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
2056 for interrupt handler.
2057 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
2058 Emit cld instruction if stringops are used in interrupt handler
2059 or interrupt handler isn't a leaf function.
2060 (ix86_expand_epilogue): Generate interrupt return for interrupt
2061 handler and pop the 'ERROR_CODE' off the stack before interrupt
2062 return in exception handler.
2063 (ix86_expand_call): Disallow calling interrupt handler directly.
2064 If there are no caller-saved registers, mark all registers that
2065 are clobbered by the call which returns as clobbered.
2066 (ix86_handle_no_caller_saved_registers_attribute): New function.
2067 (ix86_handle_interrupt_attribute): Likewise.
2068 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
2070 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
2071 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
2072 accumulation in interrupt function if stack may be realigned to
2074 (EPILOGUE_USES): New.
2075 (function_type): New enum.
2076 (machine_function): Add func_type and no_caller_saved_registers.
2077 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
2078 (interrupt_return): New pattern.
2079 * doc/extend.texi: Document x86 interrupt and
2080 no_caller_saved_registers attributes.
2082 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
2084 PR tree-optimization/52171
2085 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
2086 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
2087 Look for constant strings. Move some code to emit_block_cmp_hints
2089 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
2090 * defaults.h (COMPARE_MAX_PIECES): New macro.
2091 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
2092 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
2093 (clear_by_pieces_1): Don't declare. Move definition before use.
2094 (can_do_by_pieces): New static function.
2095 (can_move_by_pieces): Use it. Return bool.
2096 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
2097 OP. All callers changed. Handle COMPARE_BY_PIECES.
2098 (class pieces_addr); New.
2099 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
2100 pieces_addr::adjust, pieces_addr::increment_address,
2101 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
2103 (class op_by_pieces_d): New.
2104 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
2106 (class move_by_pieces_d, class compare_by_pieces_d,
2107 class store_by_pieces_d): New subclasses of op_by_pieces_d.
2108 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
2109 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
2110 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
2111 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
2112 compare_by_pieces_d::finish_mode): New member functions.
2113 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
2115 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
2116 (emit_block_cmp_hints): New function.
2117 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
2118 use the newly defined classes.
2119 * expr.h (by_pieces_constfn): New typedef.
2120 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
2121 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
2122 (move_by_pieces_ninsns): Don't declare.
2123 (can_move_by_pieces): Change return value to bool.
2124 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
2125 (compare_by_pieces_branch_ratio): New hook.
2126 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
2127 (by_pieces_ninsns): Declare.
2128 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
2130 (default_compare_by_pieces_branch_ratio): New function.
2131 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
2132 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
2133 * doc/tm.texi: Regenerate.
2134 * tree-ssa-strlen.c: Include "builtins.h".
2135 (handle_builtin_memcmp): New static function.
2136 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
2137 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
2139 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2141 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
2142 relevant stmts which are simple and invariant.
2143 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
2144 instead of simple and invariant
2146 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2148 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
2149 (vectorizable_reduction): Check for new relevant state.
2150 (vectorizable_live_operation): vectorize live stmts using
2151 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
2152 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
2153 (vect_stmt_relevant_p): Check for stmts which are only used live.
2154 (process_use): Use of a stmt does not inherit it's live value.
2155 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
2156 (vect_analyze_stmt): Check for new relevant state.
2157 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
2158 outside the loop, but not inside it.
2160 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2162 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
2163 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
2164 (vect_get_vec_def_for_operand): Split out code.
2166 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
2168 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
2170 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2172 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
2174 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2176 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
2178 2016-06-03 Jakub Jelinek <jakub@redhat.com>
2181 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
2182 to noreturn e->callee->decl that has void return type and void
2183 arguments, adjust gimple_call_fntype and remove lhs even if it had
2184 previously addressable type.
2186 2016-06-02 Jeff Law <law@redhat.com>
2188 PR tree-optimization/71328
2189 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
2190 error when checking for a jump back onto the copied path.
2192 2016-06-02 David Malcolm <dmalcolm@redhat.com>
2194 * config/microblaze/microblaze.c (get_branch_target): Add return
2195 NULL_RTX for the non-CALL_P case.
2196 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
2197 (insert_wic): Remove unused local "j".
2199 2016-06-02 Martin Liska <mliska@suse.cz>
2201 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
2203 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
2204 Julia Koval <julia.koval@intel.com>
2206 * function.c (assign_parm_setup_stack): Force source into a
2208 * target.def (function_incoming_arg): Update documentation to
2209 allow arbitrary address computation based on hard register.
2210 * doc/tm.texi: Regenerated.
2212 2016-06-02 Martin Liska <mliska@suse.cz>
2214 * predict.c (combine_predictions_for_bb): Fix first match in
2215 cases where a first predictor contains more than one occurence
2216 in list of predictors. Take the best value in such case.
2218 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2220 PR rtl-optimization/71295
2221 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
2222 offset would go over the size of the inner mode reject it.
2224 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2226 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
2227 x=x,x and v=v,m instead of x=x,m.
2229 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
2230 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
2231 alternative to v=rm,C.
2233 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
2234 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
2235 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
2236 instead of vex for the last two above mentioned alternatives.
2238 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2241 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
2243 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
2245 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
2247 2016-06-01 David Malcolm <dmalcolm@redhat.com>
2249 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
2250 from int to unsigned.
2252 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2254 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
2255 alternatives, eliminating preferred register class. Add support
2256 for the MTVSRDD instruction in ISA 3.0.
2257 (vsx_splat_v4si_internal): Use splat_input_operand instead of
2258 reg_or_indexed_operand.
2259 (vsx_splat_v4sf_internal): Likewise.
2261 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2264 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2265 for loading up all 0's or all 1's.
2267 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
2269 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2271 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
2273 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
2275 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2276 * gcc.c (set_source_date_epoch_envvar): New function, sets
2277 the SOURCE_DATE_EPOCH environment variable to the current time.
2279 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2281 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2282 the factor for live Phi nodes.
2284 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2286 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2287 * tree-parloops.c (parallelize_loops): likewise.
2288 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2289 tree_unswitch_outer_loop): likewise.
2291 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2294 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2295 around creation of the temporary.
2297 2016-06-01 Richard Biener <rguenther@suse.de>
2299 PR tree-optimization/71366
2300 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2301 (unloop_loops): Move removing edges here ...
2302 (try_unroll_loop_completely): ... from here.
2303 (try_peel_loop): ... and here.
2304 (tree_unroll_loops_completely_1): Track parent loops via
2305 bitmap of header BBs.
2306 (tree_unroll_loops_completely): Adjust for that.
2308 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2310 * config/rs6000/altivec.h (vec_slv): New macro.
2311 (vec_srv): New macro.
2312 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2313 (UNSPEC_VSRV): New value.
2316 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2317 (vsrv): New builtin definition.
2318 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2319 define argument types for new builtin.
2320 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2322 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2325 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2326 Jocelyn Mayer <l_indien@magic.fr>
2329 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2330 detect processor family for signature_CENTAUR_ebx.
2331 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2332 signature_CENTAUR_ebx.
2333 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2334 <default>: Pass x86-64 for has_longmode.
2336 2016-06-01 Nathan Sidwell <nathan@acm.org>
2338 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2341 2016-06-01 Richard Biener <rguenther@suse.de>
2343 PR tree-optimization/71261
2344 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2345 of stmts successfully put in the bool pattern. Remove
2346 single-use restriction.
2347 (adjust_bool_pattern_cast): Add cast at the use site via the
2348 pattern def sequence.
2349 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2350 of patterned defs. Use the pattern def seqence instead of
2351 multiple independent patterns.
2352 (sort_after_uid): New qsort compare function.
2353 (adjust_bool_stmts): New function to process stmts in the bool
2354 pattern in IL order.
2355 (vect_recog_bool_pattern): Adjust.
2356 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2357 (ifcvt_walk_pattern_tree): Likewise.
2358 (stmt_is_root_of_bool_pattern): Likewise.
2359 (ifcvt_repair_bool_pattern): Likewise.
2360 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2362 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2364 * loop-unroll.c (decide_unroll_constant_iterations,
2365 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2366 likely upper bounds.
2367 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2369 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2371 * tree-core.h (enum omp_clause_code): Remove
2372 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2374 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2376 * config/arm/sync.md (arm_store_exclusive<mode>):
2377 Use 'H' output modifier on operands[2] rather than creating a new
2378 entry in out-of-bounds memory of the operands array.
2379 (arm_store_release_exclusivedi): Likewise.
2381 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2383 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2384 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2385 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2386 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2388 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2390 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2391 into account live statements for mask producers.
2393 2016-06-01 Richard Biener <rguenther@suse.de>
2395 PR tree-optimization/71311
2396 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2397 restrict to non-INTEGER_CST @0.
2399 2016-06-01 Richard Biener <rguenther@suse.de>
2401 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2402 (relational patterns): Use :c to avoid pattern duplications.
2404 2016-06-01 Richard Biener <rguenther@suse.de>
2406 * genmatch.c (comparison_code_p): New predicate.
2407 (swap_tree_comparison): New function.
2408 (commutate): Add for_vec parameter to append new for entries.
2409 Support commutating relational operators by swapping it alongside
2411 (lower_commutative): Adjust.
2412 (dt_simplify::gen): Do not pass artificial operators to gen
2414 (decision_tree::gen): Do not add artificial operators as parameters.
2415 (parser::parse_expr): Verify operator commutativity when :c is
2416 applied. Allow :C to override this.
2417 * match.pd: Adjust patterns to use :C instead of :c where required.
2419 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2421 PR tree-optimization/71077
2422 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2423 the combining step, use boolean_false_node and boolean_true_node
2424 as the designated false/true return values.
2426 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2428 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2429 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2430 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2433 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2435 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2436 of flags impliying the register renaming.
2437 * toplev.c (process_options): Do not imply flag_rename_registers with
2440 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2442 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2443 default implementation.
2445 2016-05-31 Nathan Sidwell <nathan@acm.org>
2447 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2449 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2451 * config/sh/constraints.md (b): Remove constraint.
2452 * config/sh/predicates.md (arith_reg_operand): Remove
2454 * config/sh/sh-modes.def (PDI): Remove.
2455 * config/sh/sh.c (sh_target_reg_class,
2456 sh_optimize_target_register_callee_saved): Remove functions.
2457 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2458 (sh_expand_epilogue): Update comment.
2459 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2460 sh_secondary_reload): Remove TARGET_REGS related code.
2461 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2462 TARGET_REGISTER_P): Remove macros.
2463 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2464 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2465 TR1_REG, TR2_REG): Remove constants.
2466 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2468 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2470 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2471 define_expand patterns.
2472 (adddi3_compact): Rename to adddi3.
2473 (subdi3_compact): Rename to subdi3.
2474 (*negdi2): Rename to negdi2.
2475 (*abs<mode>2): Rename to abs<mode>2.
2477 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2479 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2480 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2481 (atomic_sub_fetchsi): ... this new pattern.
2482 (mvtc): Add CC_REG clobber.
2484 2016-05-31 Marek Polacek <polacek@redhat.com>
2486 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2488 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2490 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2491 aarch64_fusion_enabled_p to check for fusion capabilities.
2493 2016-05-31 Richard Biener <rguenther@suse.de>
2495 PR tree-optimization/71352
2496 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2497 minus one and a negate.
2499 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2501 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2502 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2504 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2505 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2506 Remove use of aarch64_simd_attr_length_move, set length attribute
2508 (*aarch64_be_movoi): Likewise.
2509 (*aarch64_be_movci): Likewise.
2510 (*aarch64_be_movxi): Likewise.
2512 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2514 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2515 It no longer does that.
2516 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2518 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2520 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2521 attribute __unused__.
2523 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2525 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2526 * config/arm/arm.c (arm_arch_thumb1): Define.
2527 (arm_option_override): Initialize arm_arch_thumb1.
2528 * config/arm/arm.h (arm_arch_thumb1): Declare.
2529 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2530 support Thumb-1 ISA.
2532 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2535 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2536 `Yv' for scalar operand.
2538 2016-05-31 Tom de Vries <tom@codesourcery.com>
2540 PR tree-optimization/69068
2541 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2542 phis with more than two args.
2544 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2546 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2547 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2550 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2552 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2554 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2556 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2557 cpu_32, cpu_64, tune_32 and tune_64.
2558 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2560 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2562 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2564 2016-05-30 Andi Kleen <ak@linux.intel.com>
2566 * auto-profile.c (read_profile): Replace asserts with errors
2567 when file does not exist.
2568 * gcov-io.c (gcov_read_words): Dito.
2570 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2572 * tree-cfg.c (print_loop): Print likely upper bounds.
2574 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2576 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2577 * opts.c (default_options): Enable peel loops at -O3.
2578 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2579 (try_peel_loop): Do not re-peel already peeled loops;
2580 use likely upper bounds; fix profile updating.
2581 (pass_complete_unroll::execute): Initialize peeled_loops.
2583 2016-05-30 Martin Liska <mliska@suse.cz>
2585 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2586 computed costs by frequency of BB they belong to.
2587 (get_scaled_computation_cost_at): New function.
2589 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2590 Marc Glisse <marc.glisse@inria.fr>
2592 PR tree-optimization/71289
2593 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2595 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2597 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2599 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2601 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2602 for peeled copies; avoid underflow when updating estimates; correctly
2605 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2607 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2608 r236875. Corrected oe3 to oe2 as obvious.
2610 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2614 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2615 that inserted stmt will not dominate stmts that defines its operand.
2616 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2617 (rewrite_expr_tree_parallel): Likewise.
2619 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2622 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2623 all fields including stmt_to_insert are swapped.
2625 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2627 * predict.h (force_edge_cold): Declare.
2628 * predict.c (force_edge_cold): New function.
2629 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2631 (canonicalize_loop_induction_variables): Fix formating.
2633 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2635 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2636 (visium_expand_copysign): Use gen_int_mode directly.
2637 (visium_compute_frame_size): Minor tweaks.
2639 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2641 * tree-vect-loop.c (vect_analyze_loop_2): Use
2642 likely_max_stmt_executions_int.
2644 2016-05-30 Tom de Vries <tom@codesourcery.com>
2646 PR tree-optimization/69067
2647 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2649 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2652 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2653 New peepholes to remove unneeded fild/fistp pairs.
2654 (define_peephole2 atomic_loaddi_fpu): Ditto.
2656 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2658 * predict.c (maybe_hot_frequency_p): Avoid division.
2660 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2662 * doc/install.texi: Use https for shop.fsf.org.
2664 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2666 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2667 likely_max_stmt_executions_int.
2669 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2671 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2672 likely_max_stmt_executions_int.
2674 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2676 * profile.c (compute_branch_probabilities): Do not report hitrates
2678 (branch_prob): Report hitrates here.
2679 * predict.c (gimple_predict_edge): Do not assert profile status;
2680 fix formatting issues.
2682 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2684 * predict.c (edge_predicted_by_p): New function.
2685 (predict_paths_for_bb): Do not put multiple predictions of the same type
2688 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2690 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2693 2016-05-28 Alan Modra <amodra@gmail.com>
2695 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2697 2016-05-28 Alan Modra <amodra@gmail.com>
2699 PR rtl-optimization/71275
2700 * ira.c (ira): Free dominance info.
2702 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2704 * doc/sourcebuild.texi: New address for upstream Go repository.
2706 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2708 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2709 (TARGET_ARM_V7M): Likewise.
2711 2016-05-26 Jeff Law <law@redhat.com>
2713 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2714 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2715 * passes.def: Add jump threading passes before DOM/VRP.
2716 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2717 argument to a basic block from an edge. Remove tests which are
2719 (pass_data_thread_jumps, class pass_thread_jumps): New.
2720 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2721 (make_pass_thread_jumps): Likewise.
2722 * tree-pass.h (make_pass_thread_jumps): Declare.
2724 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2726 * config/visium/visium-protos.h (split_double_move): Rename into...
2727 (visium_split_double_move): ...this.
2728 (visium_split_double_add): Declare.
2729 * config/visium/visium.c (split_double_move): Rename into...
2730 (visium_split_double_move): ...this.
2731 (visium_split_double_add): New function.
2732 (visium_expand_copysign): Renumber operands for consistency.
2733 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2734 (DFmode move splitter): Likewise.
2735 (*addi3_insn): Split by means of visium_split_double_add.
2736 (*adddi3_insn_flags): Delete.
2737 (*plus_plus_sltu<subst_arith>): New insn.
2738 (*subdi3_insn): Split by means of visium_split_double_add.
2739 (subdi3_insn_flags): Delete.
2740 (*minus_minus_sltu<subst_arith>): New insn.
2741 (*negdi2_insn): Split by means of visium_split_double_add.
2742 (*negdi2_insn_flags): Delete.
2744 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2746 * configure.ac: Treat a --with-headers option without argument
2747 the same as the default (i.e. consult sys-include directory).
2748 * configure: Regenerate.
2750 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2752 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2753 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2755 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2756 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2758 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2761 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2762 tree-stdarg analysis results.
2763 (aarch64_setup_incoming_varargs): Likewise.
2765 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2767 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2768 va_list_gpr_counter_field and va_list_fpr_counter_field.
2770 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2773 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2774 * config/aarch64/aarch64.c
2775 (aarch64_cannot_change_mode_class): Remove function.
2776 * config/aarch64/aarch64-protos.h
2777 (aarch64_cannot_change_mode_class): Remove.
2779 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2781 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2782 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2783 get_likely_max_loop_iterations_int): New.
2784 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2785 any_likely_upper_bound.
2786 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2788 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2789 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2791 (unroll_loop_constant_iterations): Likewise.
2792 (unroll_loop_runtime_iterations): Likewise.
2793 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2794 * lto-streamer-out.c (output_cfg): Likewise.
2795 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2797 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2798 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2799 (likely_max_loop_iterations): New.
2800 (likely_max_loop_iterations_int): New.
2801 (likely_max_stmt_executions): New.
2802 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2803 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2804 likely_max_stmt_executions): Declare.
2806 2016-05-27 Marek Polacek <polacek@redhat.com>
2809 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2811 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2813 * config/s390/s390.md (2x risbg splitters): Use
2814 reg_overlap_mentioned_p instead of rtx_equal_p.
2816 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2818 * combine.c (make_compound_operation): Take known zero bits into
2819 account when checking for possible zero_extend.
2821 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2823 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
2824 Use const_int_operand for operand 2 predicate. Simplify expand code
2827 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
2830 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
2833 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2835 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
2836 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
2837 that returns CC_SESWPmode and CC_ZESWPmode.
2838 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
2840 (aarch64_rtx_costs): Likewise.
2842 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2844 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2845 for ISA 3.0 min/max support.
2846 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2847 conditional move support.
2848 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2849 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2851 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2852 conditional moves where the comparison type is different from move
2854 (fp_minmax): New code iterator for smin/smax.
2855 (minmax): New code attributes for min/max.
2856 (SMINMAX): Likewise.
2857 (smax<mode>3): Combine min, max insns into one insn using the
2858 fp_minmax code iterator. Add support for ISA 3.0 min/max
2859 instructions that don't need -ffast-math.
2860 (s<minmax><mode>3): Likewise.
2861 (smax<mode>3_vsx): Likewise.
2862 (smin<mode>3): Likewise.
2863 (s<minmax><mode>3_vsx): Likewise.
2864 (smin<mode>3_vsx): Likewise.
2865 (pre-VSX min/max splitters): Likewise.
2866 (s<minmax><mode>3_fpr): Likewise.
2867 (movsfcc): Rewrite floating point conditional moves to combine
2868 SFmode/DFmode into a single insn.
2869 (mov<mode>cc): Likewise.
2870 (movdfcc): Likewise.
2871 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
2872 SFDF2 iterators to handle all combinations.
2873 (fseldfsf4): Likewise.
2874 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
2875 (fseldfdf4): Likewise.
2876 (fselsfdf4): Likewise.
2877 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
2878 comparison instructions that set a 0/-1 mask, and use it for
2879 floating point conditional move via XXSEL.
2880 (fpmask<mode>): Likewise.
2881 (xxsel<mode>): Likewise.
2882 * config/rs6000/predicates.md (min_max_operator): Delete, no
2884 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
2885 instructions that generate a 0/-1 mask for use with XXSEL.
2886 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
2887 say whether floating point min/max is available, either through
2888 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
2889 (TARGET_MINMAX_DF): Likewise.
2891 2016-05-27 Alan Modra <amodra@gmail.com>
2893 PR rtl-optimization/71275
2894 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
2895 for update_equiv_regs and combine_and_move_insns.
2897 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
2899 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
2900 if_then_else or cond RTXes to calculate attribute value.
2901 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
2902 <attr "length_immediate>: Ditto.
2903 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
2904 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
2905 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
2906 <attr "type">: Ditto.
2907 <attr "prefix_data16">: Ditto.
2908 <attr "prefix_extra">: Ditto.
2909 <attr "length_immediate">: Ditto.
2910 <attr "prefix">: Ditto.
2911 (vec_set<mode>_0) <attr "isa">: Ditto.
2912 <attr "prefix_extra">: Ditto.
2913 <attr "length_immediate">: Ditto.
2914 <attr "prefix">: Ditto.
2915 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
2916 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
2917 (sse2_storelpd) <attr "prefix_data16">: Ditto.
2918 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
2919 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
2920 <attr "length_immediate">: Ditto.
2921 <attr "prefix">: Ditto.
2922 (sse2_movsd) <attr "length_immediate">: Ditto.
2923 <attr "prefix">: Ditto.
2924 (vec_concatv2df) <attr "isa">: Ditto.
2925 <attr "prefix">: Ditto.
2926 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
2927 (*vec_extractv2di_1) <attr "isa">: Ditto.
2928 <attr "type">: Ditto.
2929 <attr "length_immediate">: Ditto.
2930 <attr "prefix_rex">: Ditto.
2931 <attr "prefix_extra">: Ditto.
2932 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
2933 <attr "prefix_extra">: Ditto.
2934 <attr "length_immediate">: Ditto.
2935 (vec_concatv2di) <attr "isa">: Ditto.
2936 <attr "prefix_extra">: Ditto.
2937 <attr "length_immediate">: Ditto.
2938 <attr "prefix">: Ditto.
2940 2016-05-26 Martin Liska <mliska@suse.cz>
2942 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
2944 (operator+): Likewise.
2945 (operator-): Likewise.
2946 (comp_cost::operator+=): Likewise.
2947 (comp_cost::operator-=): Likewise.
2948 (comp_cost::operator/=): Likewise.
2949 (comp_cost::operator*=): Likewise.
2950 (operator<): Likewise.
2951 (operator==): Likewise.
2952 (operator<=): Likewise.
2954 (infinite_cost_p): Likewise.
2955 (add_costs): Likewise.
2956 (sub_costs): Likewise.
2957 (compare_costs): Likewise.
2958 (set_group_iv_cost): Use the newly introduced functions.
2959 (get_address_cost): Likewise.
2960 (get_shiftadd_cost): Likewise.
2961 (force_expr_to_var_cost): Likewise.
2962 (split_address_cost): Likewise.
2963 (ptr_difference_cost): Likewise.
2964 (difference_cost): Likewise.
2965 (get_computation_cost_at): Likewise.
2966 (determine_group_iv_cost_generic): Likewise.
2967 (determine_group_iv_cost_address): Likewise.
2968 (determine_group_iv_cost_cond): Likewise.
2969 (autoinc_possible_for_pair): Likewise.
2970 (determine_group_iv_costs): Likewise.
2971 (cheaper_cost_pair): Likewise.
2972 (iv_ca_recount_cost): Likewise.
2973 (iv_ca_set_no_cp): Likewise.
2974 (iv_ca_set_cp): Likewise.
2975 (iv_ca_cost): Likewise.
2976 (iv_ca_new): Likewise.
2977 (iv_ca_dump): Likewise.
2978 (iv_ca_narrow): Likewise.
2979 (iv_ca_prune): Likewise.
2980 (iv_ca_replace): Likewise.
2981 (try_add_cand_for): Likewise.
2982 (try_improve_iv_set): Likewise.
2983 (find_optimal_iv_set): Likewise.
2985 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
2987 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
2988 that internal functions will clobber all caller-saved registers.
2990 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2992 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
2993 Return a better case_values_threshold when optimizing.
2995 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2997 * config/aarch64/aarch64-simd.md (aarch64_combinez):
2998 Add ? to integer variant.
2999 (aarch64_combinez_be): Likewise.
3001 2016-05-26 Jakub Jelinek <jakub@redhat.com>
3003 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
3004 instead of x constraint.
3005 (vcvtps2ph256<mask_name>): Likewise.
3007 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
3008 alternative. Formatting fix.
3010 * config/i386/sse.md
3011 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
3013 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
3014 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
3015 maybe_evex prefix instead of vex.
3016 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
3017 EXT_REX_SSE_REG_P (op0) case in the splitter.
3019 2016-05-25 Jeff Law <law@redhat.com>
3021 PR tree-optimization/71272
3022 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
3023 Update comments. Add test for empty path.
3025 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
3027 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
3028 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
3029 special case builtin.
3030 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3031 code for ALTIVEC_BUILTIN_VEC_CMPNE.
3032 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3033 for __builtin_vec_cmpne.
3035 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
3037 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
3038 redundant test and bail out if the type of the new operand is not
3039 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
3041 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3043 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
3044 (x_ix86_target_flags_explicit): Remove.
3045 * config/i386/i386.c (ix86_function_specific_save): Do not copy
3046 x_ix86_target_flags_explicit.
3047 (ix86_function_specific_restore): Ditto.
3049 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3050 H.J. Lu <hongjiu.lu@intel.com>
3053 * common/config/i386/i386-common.c
3054 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
3055 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
3056 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
3057 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
3058 (-mgeneral-regs-only): Add new option.
3059 * config/i386/i386.c (ix86_option_override_internal): Don't enable
3060 x87 instructions if only general registers are allowed.
3061 (ix86_target_string): Add ix86_flags argument. Handle additional
3062 flags options through ix86_flags argument. Update all callers.
3063 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
3065 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3067 PR rtl-optimization/66940
3068 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
3069 decrementing desired_val will not overflow before performing these
3072 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
3074 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
3075 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
3076 * config/i386/i386.c (enum ix86_builtins): Add
3077 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
3078 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
3079 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
3080 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
3081 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
3082 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
3083 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
3084 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
3085 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
3086 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
3087 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
3088 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
3089 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
3090 __builtin_ia32_cvtps2dq512_mask.
3091 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
3092 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
3093 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
3094 * config/i386/sse.md
3095 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
3097 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
3098 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
3100 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
3101 (avx512f_vec_pack_sfix_v8df): New define_expand.
3102 (avx512f_roundpd512): Rename to ...
3103 (avx512f_round<castmode>512): ... this. Change iterator.
3104 (avx512f_roundps512_sfix): New define_expand.
3105 (round<mode>2_sfix): Change iterator.
3107 2016-05-25 Nick Clifton <nickc@redhat.com>
3109 * config/msp430/msp430.c (msp430_attr): Produce an error if a
3110 static interrupt handler is detected.
3111 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
3112 default linker script.
3113 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
3114 the low part of a symbolic pointer.
3116 2016-05-25 Richard Biener <rguenther@suse.de>
3118 PR tree-optimization/71261
3119 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
3120 interesting stmt instead of immediate uses when looking
3121 for the use operand to replace.
3123 2016-05-25 Martin Liska <mliska@suse.cz>
3125 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
3127 2016-05-25 Richard Biener <rguenther@suse.de>
3129 PR tree-optimization/71264
3130 * tree-vect-stmts.c (vect_init_vector): Properly deal with
3133 2016-05-25 Martin Liska <mliska@suse.cz>
3135 PR tree-optimization/71239
3136 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
3137 if DECL_SIZE is NULL.
3139 2016-05-25 Richard Biener <rguenther@suse.de>
3141 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
3142 * tree-if-conv.c (pass_data_if_conversion): Use it.
3144 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3146 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
3147 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
3148 * varpool.c (varpool_node::get_availability): Likewise.
3150 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3152 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3153 VNEGW/VNEGD instructions.
3154 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3155 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3156 support for ISA 3.0 VNEGW/VNEGD instructions.
3158 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
3160 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
3161 pointers inside OACC_DATA regions.
3162 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
3163 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
3164 (gimplify_adjust_omp_clauses): Fix typo in comment.
3166 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3168 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3169 parity built-in functions.
3170 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3172 (p9v_parity<mode>2): Likewise.
3173 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3175 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3176 (parity<mode>2): ISA 3.0 expander for vector parity.
3177 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3179 (BU_P9_64BIT_MISC_0): Likewise.
3180 (BU_P9_MISC_0): Likewise.
3181 (BU_P9V_AV_1): Likewise.
3182 (BU_P9V_AV_2): Likewise.
3183 (BU_P9V_AV_3): Likewise.
3184 (BU_P9V_AV_P): Likewise.
3185 (BU_P9V_VSX_1): Likewise.
3186 (BU_P9V_OVERLOAD_1): Likewise.
3187 (BU_P9V_OVERLOAD_2): Likewise.
3188 (BU_P9V_OVERLOAD_3): Likewise.
3189 (VCTZB): Add vector count trailing zeros support.
3193 (VPRTYBD): Add vector parity support.
3194 (VPRTYBQ): Likewise.
3195 (VPRTYBW): Likewise.
3196 (VCTZ): Add overloaded vector count trailing zeros support.
3197 (VPRTYB): Add overloaded vector parity support.
3198 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3199 overloaded vector count trailing zeros and parity instructions.
3200 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3201 vector parity support.
3202 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3203 trailing zeros support.
3204 (vec_cntlz): Likewise.
3205 (vec_vctzb): Likewise.
3206 (vec_vctzd): Likewise.
3207 (vec_vctzh): Likewise.
3208 (vec_vctzw): Likewise.
3209 (vec_vprtyb): Add ISA 3.0 vector parity support.
3210 (vec_vprtybd): Likewise.
3211 (vec_vprtybw): Likewise.
3212 (vec_vprtybq): Likewise.
3213 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3214 the ISA 3.0 vector count trailing zeros and vector parity built-in
3217 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3219 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
3220 when there is stmt_to_insert.
3222 2016-05-24 Martin Sebor <msebor@redhat.com>
3225 * tree.h (complete_or_array_type_p): New inline function.
3227 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3229 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
3230 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
3231 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
3233 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
3234 Limit 1st alternative to noavx isa, split 2nd alternative into one
3235 noavx and one avx alternative, use *x and Bm in the former and
3236 x and m in the latter.
3238 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
3239 of sse4 for the first alternative, drop %v from the template
3240 and d operand modifier. Split second alternative into one sse4_noavx
3241 and one avx alternative, use *x instead of *v in the former and v
3242 instead of *v in the latter.
3243 (*sse4_1_extractps): Use noavx isa instead of * for the first
3244 alternative, drop %v from the template. Split second alternative into
3245 one noavx and one avx alternative, use *x instead of *v in the
3246 former and v instead of *v in the latter.
3247 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
3248 with noavx and the last one with avx.
3249 (sse4_1_phminposuw): Guard first alternative with noavx isa,
3250 split the second one into one noavx and one avx alternative,
3251 use *x and Bm in the former and x and m in the latter one.
3252 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
3255 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
3256 first two alternatives to noavx, use *x instead of *v in the second
3257 one, add avx alternative without *.
3258 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
3259 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
3260 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
3262 2016-05-24 Jeff Law <law@redhat.com>
3264 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
3265 New function, extracted from...
3266 (fsm_find_control_statement_thread_paths): Here. Use the new function.
3267 Allow simple copies and constant initializations in the SSA chain.
3269 2016-05-24 Marek Polacek <polacek@redhat.com>
3272 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
3275 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3278 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3279 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3280 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3281 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3282 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3284 2016-05-24 Richard Biener <rguenther@suse.de>
3286 PR tree-optimization/71240
3287 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3290 2016-05-24 Richard Biener <rguenther@suse.de>
3292 PR tree-optimization/71230
3293 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3295 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3297 * tree-vectorizer.h (vectorizable_comparison): Delete.
3298 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3299 PURE_SLP_STMT check.
3300 * tree-vect-stmts.c (vectorizable_call): Likewise.
3301 (vectorizable_simd_clone_call): Likewise.
3302 (vectorizable_conversion): Likewise.
3303 (vectorizable_assignment): Likewise.
3304 (vectorizable_shift): Likewise.
3305 (vectorizable_operation): Likewise.
3306 (vectorizable_load): Likewise.
3307 (vectorizable_condition): Likewise.
3308 (vectorizable_store): Likewise. Assert that we don't have
3310 (vectorizable_comparison): Make static. Remove redundant
3311 PURE_SLP_STMT check.
3312 (vect_transform_stmt): Assert that we always have an slp_node
3315 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3317 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3318 operands[2] against 1 with comparison against CONST1_RTX.
3319 (<shift>di3_neon): Likewise.
3320 * config/arm/predicates.md (const0_operand): Replace with comparison
3323 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3325 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3326 operands[2] against 1 with comparison against CONST1_RTX.
3327 (ashrdi3): Likewise.
3328 (lshrdi3): Likewise.
3329 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3331 (ashrsi3): Likewise.
3332 (lshrsi3): Likewise.
3333 (rotrsi3): Likewise.
3334 (define_split above *compareqi_eq0): Likewise.
3335 (define_split above "prologue"): Likewise.
3336 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3337 * config/arm/predicates.md (shift_operator): Likewise.
3338 (shift_nomul_operator): Likewise.
3339 (sat_shift_operator): Likewise.
3340 (thumb1_cmp_operand): Likewise.
3341 (const_neon_scalar_shift_amount_operand): Replace manual range
3342 check with IN_RANGE.
3343 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3344 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3346 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3348 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3349 with HOST_WIDE_INT_1.
3351 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3352 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3353 (arm_canonicalize_comparison): Likewise.
3354 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3356 (thumb1_size_rtx_costs): Likewise.
3357 (vfp_const_double_index): Replace cast of 1 to unsigned
3358 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3359 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3361 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3362 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3363 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3364 HOST_WIDE_INT with HOST_WIDE_INT_1.
3366 2016-05-24 Marek Polacek <polacek@redhat.com>
3368 * tree-cfg.h (should_remove_lhs_p): New predicate.
3369 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3370 * gimplify.c (gimplify_modify_expr): Likewise.
3371 * tree-cfg.c (verify_gimple_call): Likewise.
3372 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3373 * gimple-fold.c: Include "tree-cfg.h".
3374 (gimple_fold_call): Use should_remove_lhs_p.
3376 2016-05-24 Richard Biener <rguenther@suse.de>
3378 PR tree-optimization/71253
3379 * cfganal.h (control_dependences): Make robust against edge
3381 (control_dependences::control_dependences): Remove edge_list argument.
3382 (control_dependences::get_edge): Remove.
3383 (control_dependences::get_edge_src): Add.
3384 (control_dependences::get_edge_dest): Likewise.
3385 (control_dependences::m_el): Make a vector of edge src/dest index.
3386 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3387 (control_dependences::control_dependences): Likewise.
3388 (control_dependences::~control_dependence): Likewise.
3389 (control_dependences::get_edge): Remove.
3390 (control_dependences::get_edge_src): Add.
3391 (control_dependences::get_edge_dest): Likewise.
3392 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3394 (perform_tree_ssa_dce): Adjust.
3395 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3397 (pass_loop_distribution::execute): Adjust. Do loop destroying
3398 conditional on changed.
3400 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3403 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3404 return. Reindent transformation comment and mention the ARM state
3407 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3410 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3411 after build_and_add_sum creates new use stmt.
3413 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3415 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3416 load_lanes/grouped_load classification comes first. Don't check
3417 whether the vectorization factor is a multiple of the group size
3420 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3422 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3423 GROUP_GAP for single-element interleaving.
3424 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3427 2016-05-24 Richard Biener <rguenther@suse.de>
3431 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3432 bases which are accessed with non-invariant indices.
3433 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3434 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3436 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3439 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3440 (add_to_ops_vec): Add stmt_to_insert.
3441 (add_repeat_to_ops_vec): Init stmt_to_insert.
3442 (insert_stmt_before_use): New.
3443 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3445 (get_ops): Init stmt_to_insert.
3446 (maybe_optimize_range_tests): Likewise.
3447 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3448 (rewrite_expr_tree_parallel): Likewise.
3449 (reassociate_bb): Likewise.
3451 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3454 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3455 ISA 3.0 xxperm fusion alternative.
3456 (altivec_vperm_v8hiv16qi): Likewise.
3457 (altivec_vperm_<mode>_uns_internal): Likewise.
3458 (vperm_v8hiv4si): Likewise.
3459 (vperm_v16qiv8hi): Likewise.
3461 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3462 Kelvin Nilsen <kelvin@gcc.gnu.org>
3464 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3465 vpermr/xxpermr on ISA 3.0.
3466 (altivec_expand_vec_perm_le): Likewise.
3467 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3468 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3471 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3473 * config/i386/i386.h (IS_STACK_MODE): Enable for
3474 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3475 SSE_FLOAT_MODE_P macros.
3476 * config/i386/i386.c (ix86_preferred_reload_class): Use
3477 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3478 Cleanup regclass processing for CONST_DOUBLE_P.
3479 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3480 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3481 with IS_STACK_MODE macro.
3482 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3484 (*movdf_internal): Use IS_STACK_MODE macro.
3485 (*movsf_internal): Ditto.
3487 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3489 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3490 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3492 2016-05-23 Jeff Law <law@redhat.com>
3494 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3496 (fsm_find_control_statement_thread_paths): Call it.
3498 2016-05-23 Martin Jambor <mjambor@suse.cz>
3501 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3502 from_global_constant if t is not NULL.
3504 2016-05-23 Marek Polacek <polacek@redhat.com>
3507 * common.opt (Wswitch-unreachable): New option.
3508 * doc/invoke.texi: Document -Wswitch-unreachable.
3509 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3512 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3514 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3515 TMR_INDEX is non-NULL.
3517 2016-05-23 Richard Biener <rguenther@suse.de>
3519 PR tree-optimization/71230
3520 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3521 (try_special_add_to_ops): ... here. Always test for single-use.
3523 2016-05-23 Martin Jambor <mjambor@suse.cz>
3525 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3526 default block if a PHI node in the original one would be resized.
3528 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3530 PR tree-optimization/58135
3531 * tree-vect-slp.c: When group size is not multiple
3532 of vector size, allow splitting of store group at
3535 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3537 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3539 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3541 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3542 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3543 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3546 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3547 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3548 v constraint instead of x and vinserti32x4 insn.
3550 * config/i386/sse.md (i128vldq): New mode iterator.
3551 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3552 avx512dq and avx512vl alternatives.
3554 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3555 constraint, use maybe_evex prefix instead of vex.
3556 (vec_dupv4sf): Use v constraint instead of x for output
3557 operand except for noavx alternative, use Yv constraint
3558 instead of x for input. Use maybe_evex prefix instead of vex.
3559 (*vec_dupv4si): Likewise.
3560 (*vec_dupv2di): Likewise.
3562 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3565 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3566 (linearize_expr_tree): Call try_special_add_to_ops.
3567 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3569 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3571 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3572 to computed stack_usage.
3574 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3577 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3578 operand is subreg (symbol_ref) then move the symbol ref to register.
3580 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3582 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3584 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3587 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3590 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3592 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3593 ranges by calling get_single_symbol and tidy up. Look more closely
3594 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3596 2016-05-20 Jeff Law <law@redhat.com>
3598 * bitmap.c (bitmap_find_bit): Remove useless test.
3600 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3602 * function.c (thread_prologue_and_epilogue_insns): Commit the
3603 insertion of the epilogue.
3605 2016-05-20 Martin Jambor <mjambor@suse.cz>
3607 PR tree-optimization/70884
3608 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3609 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3610 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3611 of constant pool data as a reason for scalarization.
3613 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3615 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3616 for naked functions.
3617 (thumb1_expand_prologue): Likewise.
3619 2016-05-20 Nathan Sidwell <nathan@acm.org>
3621 * config/nvptx/nptx.c (nvptx_option_override): Only set
3622 flag_toplevel_reorder, if not explicitly specified. Set
3623 flag_no_common, unless explicitly specified.
3625 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3627 * calls.c (can_implement_as_sibling_call_p): Mark param
3628 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3630 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3632 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3633 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3634 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3636 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3637 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3640 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3642 * config/nvptx/nvptx.md (sincossf3): New pattern.
3644 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3646 * calls.c (maybe_complain_about_tail_call): New function.
3647 (initialize_argument_information): Call
3648 maybe_complain_about_tail_call when clearing *may_tailcall.
3649 (can_implement_as_sibling_call_p): Call
3650 maybe_complain_about_tail_call when returning false.
3651 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3652 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3653 if tail-call optimization fails.
3654 * cfgexpand.c (expand_call_stmt): Initialize
3655 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3656 * gimple-pretty-print.c (dump_gimple_call): Dump
3657 gimple_call_must_tail_p.
3658 * gimple.c (gimple_build_call_from_tree): Call
3659 gimple_call_set_must_tail with the value of
3660 CALL_EXPR_MUST_TAIL_CALL.
3661 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3662 (gimple_call_set_must_tail): New function.
3663 (gimple_call_must_tail_p): New function.
3664 * print-tree.c (print_node): Update printing of TREE_STATIC
3665 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3666 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3667 trailing comment listing applicable flags.
3668 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3670 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3672 * calls.c (expand_call): Move "Rest of purposes for tail call
3673 optimizations to fail" to...
3674 (can_implement_as_sibling_call_p): ...this new function, and
3675 split into multiple "if" statements.
3677 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3679 * cfgloop.h (expected_loop_iterations_unbounded,
3680 expected_loop_iterations): Unconstify.
3681 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3682 profile with known upper bound; return 3 when profile is absent.
3683 (expected_loop_iterations): Update.
3685 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3687 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3688 and get_max_loop_iterations_int.
3690 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3692 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3693 realistic upper bounds here.
3695 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3698 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3699 calls if the LHS is variable length or has addressable type.
3700 If targets[0]->decl is a noreturn call with void return type and
3701 zero arguments, adjust fntype and remove lhs in that case.
3703 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3705 PR tree-optimization/71079
3706 PR tree-optimization/71206
3707 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3709 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3711 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3712 (get_vec_alignment_for_array_decl): Likewise.
3713 (get_vec_alignment_for_record_decl): Likewise.
3714 (increase_alignment::execute): Move code to find alignment to
3715 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3716 (type_align_map): New hash_map.
3718 2016-05-20 Richard Guenther <rguenther@suse.de>
3720 PR tree-optimization/29756
3721 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3722 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3723 * fold-const.c (operand_equal_p): Likewise.
3724 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3725 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3726 * tree-inline.c (estimate_operator_cost): Likewise.
3727 * tree-pretty-print.c (dump_generic_node): Likewise.
3728 * tree-ssa-operands.c (get_expr_operands): Likewise.
3729 * cfgexpand.c (expand_debug_expr): Likewise.
3730 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3731 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3732 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3733 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3734 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3735 (execute_update_addresses_taken): Do it.
3737 2016-05-20 Richard Biener <rguenther@suse.de>
3739 PR tree-optimization/71185
3740 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3741 register operations.
3743 2016-05-20 Richard Biener <rguenther@suse.de>
3745 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3746 gimple_seq_add_seq_without_update.
3747 (release_bb_predicate): Assert we have no operands to free.
3748 (if_convertible_loop_p_1): Calculate post dominators later.
3749 Do not free BB predicates here.
3750 (combine_blocks): Do not recompute BB predicates.
3751 (version_loop_for_if_conversion): Save BB predicates around
3754 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3756 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3757 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3758 code. Ignore sibcalls on EDGE_IGNORE edges.
3759 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3760 on edges for sibcalls that run without prologue. The rest of the
3761 function is combined from...
3762 (fix_fake_fallthrough_edge): ... this, and ...
3763 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3764 function argument, make it a local variable.
3766 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3768 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3769 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3770 for 32-bit mode and SEH for 64-bit.
3771 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3772 TARGET_64BIT_DEFAULT.
3774 2016-05-19 Ryan Burn <contact@rnburn.com>
3776 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3777 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3779 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3781 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3782 force pending loads from memory.
3784 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3786 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3787 (UNSPEC_DARN_32): New unspec constant.
3788 (UNSPEC_DARN_RAW): New unspec constant.
3789 (darn_32): New instruction.
3790 (darn_raw): New instruction.
3791 (darn): New instruction.
3792 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3793 support and documentation for this macro.
3794 (BU_P9_MISC_1): New macro definition.
3795 (BU_P9_64BIT_MISC_0): New macro definition.
3796 (BU_P9_MISC_0): New macro definition.
3797 (darn_32): New builtin definition.
3798 (darn_raw): New builtin definition.
3799 (darn): New builtin definition.
3800 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3801 RS6000_BUILTIN_0 directives to surround each occurrence of
3802 #include "rs6000-builtin.def".
3803 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3804 RS6000_BTM_64BIT flags to the returned mask, depending on
3806 (def_builtin): Correct an error in the assignments made to the
3807 debugging variable attr_string.
3808 (rs6000_expand_builtin): Add support for no-operand built-in
3810 (builtin_function_type): Remove fatal_error assertion that is no
3812 (rs6000_common_init_builtins): Add support for no-operand built-in
3814 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3816 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3818 (RS6000_BTM_64BIT): New macro definition.
3819 * doc/extend.texi: Document __builtin_darn (void),
3820 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3823 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
3825 * tree-vect-loop.c (vect_analyze_loop_2): Use also
3826 max_loop_iterations_int.
3828 2016-05-19 Marek Polacek <polacek@redhat.com>
3830 PR tree-optimization/71031
3831 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3832 condition and adjust the code a bit.
3834 2016-05-19 Martin Liska <mliska@suse.cz>
3836 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
3837 auto_vec instead of vec.
3839 2016-05-19 Martin Liska <mliska@suse.cz>
3841 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
3843 2016-05-19 Martin Liska <mliska@suse.cz>
3845 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
3847 2016-05-19 Martin Liska <mliska@suse.cz>
3849 * ipa-pure-const.c (set_function_state): Remove an existing
3851 (remove_node_data): Do not free it as it's released
3852 in set_function_state.
3854 2016-05-19 Martin Liska <mliska@suse.cz>
3856 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
3859 2016-05-19 Martin Liska <mliska@suse.cz>
3861 * omp-simd-clone.c (simd_clone_adjust): Release vector.
3863 2016-05-19 Martin Liska <mliska@suse.cz>
3865 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
3866 an auto_vec instead of re-creating it.
3868 2016-05-19 Martin Liska <mliska@suse.cz>
3870 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
3871 auto_vec instead of vec.
3873 2016-05-19 Martin Liska <mliska@suse.cz>
3875 * lto-section-in.c (lto_get_section_data): Call
3876 lto_check_version with additional argument.
3877 * lto-streamer.c (lto_check_version): Add new argument.
3878 * lto-streamer.h (lto_check_version): Likewise.
3880 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3882 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
3883 Don't add cost of inner memory when handling sign-extended loads.
3885 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
3887 PR rtl-optimization/71148
3888 * cse.c (cse_main): Free dominance info.
3889 (rest_of_handle_cse): Don't free dominance info.
3890 (rest_of_handle_cse2): Likewise.
3891 (rest_of_handle_cse_after_global_opts): Likewise.
3893 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3896 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3897 NULL_TREE early if NEON is not available. Remove now redundant check
3898 in ARM_CHECK_BUILTIN_MODE.
3900 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
3903 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
3904 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
3905 * doc/cpp.texi: Document new macros.
3907 2016-05-19 Bin Cheng <bin.cheng@arm.com>
3909 PR tree-optimization/69848
3910 * tree-vect-loop.c (vectorizable_reduction): Don't factor
3911 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
3913 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3915 * function.c (thread_prologue_and_epilogue_insn): Move the
3916 "goto epilogue_done" one block later.
3918 2016-05-19 Richard Biener <rguenther@suse.de>
3920 PR tree-optimization/70729
3921 * passes.def: Move LIM pass before PRE. Remove no longer
3922 required copyprop and move first DCE out of the loop pipeline.
3924 2016-05-18 David Malcolm <dmalcolm@redhat.com>
3927 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
3928 (OBJS-libcommon-target): ...here.
3929 * opts-common.c: Include spellcheck.h.
3930 (cmdline_handle_error): Build a vec of valid options and use it
3931 to suggest provide hints for misspelled arguments.
3933 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3936 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
3937 lhs if it has TREE_ADDRESSABLE type.
3939 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
3942 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
3943 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
3945 2016-05-18 Martin Jambor <mjambor@suse.cz>
3948 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
3949 input for NOP_EXPR pass-through functions.
3950 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
3951 aggregate global constant VAR_DECLs in constant jump functions.
3953 2016-05-18 Martin Jambor <mjambor@suse.cz>
3956 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
3957 from TREE_READONLY parameters.
3959 2016-05-18 Martin Jambor <mjambor@suse.cz>
3962 * cgraph.h (cgraph_indirect_call_info): New field
3963 guaranteed_unmodified.
3964 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
3965 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3967 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
3968 pass the parameter value to ipa_find_agg_cst_for_param.
3969 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
3970 guaranteed_unmodified, store AA results there instead of bailing out
3972 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
3973 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
3974 (find_constructor_constant_at_offset): New function.
3975 (ipa_find_agg_cst_from_init): Likewise.
3976 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
3977 static initializers of contants, report back through a new paameter
3978 from_global_constant if that was the case.
3979 (try_make_edge_direct_simple_call): Also pass parameter value to
3980 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3982 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
3983 (ipa_read_indirect_edge_info): Likewise.
3984 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
3985 (ipa_load_from_parm_agg): Likewise.
3987 2016-05-18 Jiong Wang <jiong.wang@arm.com>
3989 PR rtl-optimization/71150
3990 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
3993 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3996 * config/rs6000/constraints.md (wE constraint): New constraint
3997 for a vector constant that can be loaded with XXSPLTIB.
3998 (wM constraint): New constraint for a vector constant of a 1's.
3999 (wS constraint): New constraint for a vector constant that can be
4000 loaded with XXSPLTIB and a vector sign extend instruction.
4001 * config/rs6000/predicates.md (xxspltib_constant_split): New
4002 predicates for wE/wS constraints.
4003 (xxspltib_constant_nosplit): Likewise.
4004 (easy_vector_constant): Add support for constants that can be
4005 loaded via XXSPLTIB.
4006 (all_ones_constant): New predicate for vector constant with all
4008 (splat_input_operand): Add support for ISA 3.0 word splat operations.
4009 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
4010 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
4011 instruction and possibly with a sign extension.
4012 (output_vec_const_move): Add support for XXSPLTIB. If we are
4013 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
4014 instead of XXLXOR/XXLORC.
4015 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
4017 (rs6000_legitimize_reload_address): Likewise.
4018 (rs6000_output_move_128bit): Use output_vec_const_move to emit
4020 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
4021 combine VSX_M and VSX_M2 into one iterator.
4023 (VSINT_84): New iterators for loading constants with XXSPLTIB.
4024 (VSINT_842): Likewise.
4025 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
4026 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
4027 XXSPLTIB instruction.
4028 (xxspltib_<mode>_nosplit): Likewise.
4029 (xxspltib_<mode>_split): New insn to load up constants with
4030 XXSPLTIB and a sign extend instruction.
4031 (vsx_mov<mode>): Replace single move that handled all vector types
4032 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
4033 moves (when -mvsx-timode is in effect) into the main vector
4034 moves. Eliminate separate moves for <VSr> <VSa>, where the
4035 preferred register class (<VSr>) is listed first, and the
4036 secondary register class (<VSa>) is listed second with a '?' to
4037 discourage use. Prefer loading 0/-1 in any VSX register for ISA
4038 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
4039 that if the register was involved in a slow operation, the
4040 clear/set operation does not wait for the slow operation to
4041 finish. Adjust the length attributes for 32-bit mode. Use
4042 rs6000_output_move_128bit and drop the use of the string
4043 instructions for 32-bit movti when -mvsx-timode is in effect. Use
4044 spacing so that the alternatives and attributes don't generate
4045 long lines, and put things in columns, so that it is easier to
4046 match up the operands and attributes with the insn alternatives.
4047 (vsx_mov<mode>_64bit): Likewise.
4048 (vsx_mov<mode>_32bit): Likewise.
4049 (vsx_movti_64bit): Fold movti into normal vector moves.
4050 (vsx_movti_32bit): Likewise.
4051 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
4053 (vsx_splat_v4si_internal): Likewise.
4054 (vsx_splat_v4sf_internal): Likewise.
4055 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
4056 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
4057 extend vector elements.
4058 (vsx_sign_extend_hi_<mode>): Likewise.
4059 (vsx_sign_extend_si_v2di): Likewise.
4060 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
4062 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
4063 constraints. Add trailing period to wL documentation.
4065 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
4068 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
4069 * tree-dfa.c (replace_abnormal_ssa_names): New function.
4070 * tree-call-cdce.c: Include tree-dfa.h.
4071 (can_guard_call_p): New function, extracted from...
4072 (can_use_internal_fn): ...here.
4073 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
4075 (shrink_wrap_one_built_in_call): Likewise.
4076 (use_internal_fn): Likewise.
4077 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
4078 and return void. Call replace_abnormal_ssa_names.
4079 (pass_call_cdce::execute): Check can_guard_call_p during the
4080 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
4081 will always change something.
4083 2016-05-18 Martin Jambor <mjambor@suse.cz>
4086 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
4087 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
4089 2016-05-18 Martin Jambor <mjambor@suse.cz>
4092 * ipa-inline.h (condition): New field size.
4093 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
4094 for comaprison and store it into the new condition.
4095 (evaluate_conditions_for_known_args): Use condition size to check
4096 access sizes for all but CHANGED conditions.
4097 (unmodified_parm_1): New parameter size_p, store access size into it.
4098 (unmodified_parm): Likewise.
4099 (unmodified_parm_or_parm_agg_item): Likewise.
4100 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
4101 (set_cond_stmt_execution_predicate): Extract access sizes and store
4103 (set_switch_stmt_execution_predicate): Likewise.
4104 (will_be_nonconstant_expr_predicate): Likewise.
4105 (will_be_nonconstant_predicate): Likewise.
4106 (inline_read_section): Stream condition size.
4107 (inline_write_summary): Likewise.
4109 2016-05-18 Richard Biener <rguenther@suse.de>
4111 * tree-ssa-loop-im.c (determine_max_movement): Properly add
4112 condition cost to PHI cost instead of total_cost.
4114 2016-05-18 Martin Liska <mliska@suse.cz>
4117 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
4120 2016-05-18 Richard Biener <rguenther@suse.de>
4122 * lto-streamer.h (LTO_major_version): Bump to 6.
4124 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4126 * function.c (make_split_prologue_seq, make_prologue_seq,
4127 make_epilogue_seq): New functions, factored out from...
4128 (thread_prologue_and_epilogue_insns): Here.
4130 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4132 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
4133 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
4134 of before. Add a comment.
4136 2016-05-18 Bin Cheng <bin.cheng@arm.com>
4138 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
4139 expression pointer, not pointer to the pointer.
4141 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4143 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
4144 (avx2_pbroadcast<mode>): Add another alternative with v instead
4145 of x constraints in it, using <pbroadcast_evex_isa> isa.
4146 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
4148 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
4149 constraint x instead of v in second alternative, add avx512bw
4152 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
4153 constraint x instead of v in second alternative, add avx512bw
4156 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
4157 constraint x instead of v in second alternative, add avx512bw
4160 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
4161 avx512bw alternative.
4163 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4165 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
4167 (define_insn "*andnottf3"): Ditto.
4168 (define_insn "*<code><mode>3"/any_logic): Ditto.
4169 (define_insn "*<code>tf3"/any_logic): Ditto.
4170 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
4171 operand to block AVX-512VL insn variant emit when it is not enabled.
4173 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4175 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
4176 constraint fot SF mode.
4178 2016-05-18 Petr Murzin <petr.murzin@intel.com>
4179 Kirill Yukhin <kirill.yukhin@intel.com>
4181 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
4183 (define_insn "rsqrt14<mode>"): Ditto.
4184 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
4185 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
4186 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
4187 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
4188 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
4190 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
4191 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
4192 * config/i386/i386.c (ix86_print_operand): Expand check for size
4193 override codes for Intel syntax.
4195 2016-05-18 Richard Biener <rguenther@suse.de>
4197 PR tree-optimization/71168
4198 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
4199 initialization earlier.
4201 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
4203 * config/aarch64/aarch64-simd.md
4204 (aarch64_reduc_plus_internal<mode>): Rename to...
4205 (reduc_plus_scal): ...This, and remove previous implementation.
4207 2016-05-18 Richard Biener <rguenther@suse.de>
4209 * passes.def: Put late dse and cd_dce in canonical order.
4211 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
4213 * ipa-inline-transform.c (preserve_function_body_p): Look for
4214 first non-thunk clone.
4215 (save_function_body): Save into first non-thunk.
4216 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
4218 (lto_output_node): Inline thunks don't need body in every
4220 * lto-streamer-in.c: Do not fixup thunk clones.
4221 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
4223 * tree-inline.c (copy_bb): Be prepared for target node to be new after
4226 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4229 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
4230 (reassociate_bb): Call transform_add_to_multiply.
4232 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4234 * config/aarch64/aarch64.c (all_extensions): Removed unused
4237 2016-05-17 Nathan Sidwell <nathan@acm.org>
4239 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
4240 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
4242 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
4244 PR tree-optimization/54579
4246 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
4248 2016-05-17 Marek Polacek <polacek@redhat.com>
4251 * tree-inline.c (expand_call_inline): Call
4252 maybe_remove_unused_call_args.
4254 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
4256 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
4257 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
4258 * doc/md.texi (fmin@var{m}3): Likewise.
4260 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4262 * match.pd (X & C): New transformation.
4264 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4266 * match.pd (~X & Y): New transformation.
4268 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4270 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
4271 information for new SSA_NAME.
4272 (simplify_conversion_using_ranges): Get range through get_range_info
4273 instead of get_value_range.
4275 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4277 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4278 Remove inline assembly.
4279 (vmvn_s16): Likewise.
4280 (vmvn_s32): Likewise.
4281 (vmvn_u8): Likewise.
4282 (vmvn_u16): Likewise.
4283 (vmvn_u32): Likewise.
4284 (vmvnq_s8): Likewise.
4285 (vmvnq_s16): Likewise.
4286 (vmvnq_s32): Likewise.
4287 (vmvnq_u8): Likewise.
4288 (vmvnq_u16): Likewise.
4289 (vmvnq_u32): Likewise.
4290 (vmvn_p8): Likewise.
4291 (vmvnq_p16): Likewise.
4293 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4295 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4297 (vmul_n_s16): Likewise.
4298 (vmul_n_s32): Likewise.
4299 (vmul_n_u16): Likewise.
4300 (vmul_n_u32): Likewise.
4301 (vmulq_n_f32): Likewise.
4302 (vmulq_n_f64): Likewise.
4303 (vmulq_n_s16): Likewise.
4304 (vmulq_n_s32): Likewise.
4305 (vmulq_n_u16): Likewise.
4306 (vmulq_n_u32): Likewise.
4308 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4310 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4311 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4313 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4315 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4316 to *aarch64_fma4_elt_from_dup<mode>.
4317 (*aarch64_fnma4_elt_to_128df): Rename to
4318 *aarch64_fnma4_elt_from_dup<mode>.
4319 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4320 (vfms_n_f32): Likewise.
4321 (vfms_n_f64): Likewise.
4322 (vfmsq_n_f32): Likewise.
4323 (vfmsq_n_f64): Likewise.
4325 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4327 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4329 2016-05-17 Richard Biener <rguenther@suse.de>
4331 PR tree-optimization/71132
4332 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4333 Only add control dependences for blocks in the loop.
4334 (build_rdg): Adjust.
4335 (generate_code_for_partition): Return whether loop should
4336 be destroyed and delay that.
4337 (distribute_loop): Likewise.
4338 (pass_loop_distribution::execute): Record loops to be destroyed
4339 and perform delayed destroying of loops.
4341 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4344 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4346 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4348 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4350 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4353 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4354 insertion point for instructions generated by validize_mem.
4356 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4358 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4361 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4363 * config/aarch64/aarch64.c
4364 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4365 rather than a macro.
4367 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4369 * doc/invoke.texi (AArch64 Options): Various updates.
4371 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4373 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4374 into instrumentation thunks.
4375 * cif-code.def (CIF_CHKP): New.
4377 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4379 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4381 2016-05-16 Martin Jambor <mjambor@suse.cz>
4383 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4384 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4386 2016-05-16 Marek Polacek <polacek@redhat.com>
4388 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4391 2016-05-16 Martin Jambor <mjambor@suse.cz>
4394 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4395 the outlined kernel function.
4397 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4399 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4400 (ISA_HAS_DLSA): Ditto.
4402 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4404 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4406 2016-05-16 Nathan Sidwell <nathan@acm.org>
4408 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4409 (nvptx_name_replacement): Restore. Add comment.
4410 (write_fn_proto, write_fn_proto_from_insn,
4411 nvptx_output_call_insn): Restore
4412 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4414 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4416 * config/aarch64/aarch64.md
4417 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4418 (add<mode>3_compareC_imm): Likewise.
4419 (<optab>si3_uxtw): Split into register and immediate variants.
4420 (andsi3_compare0_uxtw): Likewise.
4421 (and<mode>3_compare0): Likewise.
4422 (and<mode>3nr_compare0): Likewise.
4423 (stack_protect_test_<mode>): Don't use %x for memory operands.
4425 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4427 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4429 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4431 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4432 Split integer shifts into shift_reg and bfm.
4433 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4434 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4435 (ror<mode>3_insn): Likewise.
4436 (<optab>si3_insn_uxtw): Likewise.
4437 (<optab><mode>3_insn): Change to rotate_imm.
4438 (extr<mode>5_insn_alt): Likewise.
4439 (extrsi5_insn_uxtw): Likewise.
4440 (extrsi5_insn_uxtw_alt): Likewise.
4442 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4444 * doc/tm.texi: Regenerate.
4445 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4446 (TARGET_INVALID_RETURN_TYPE): Remove.
4447 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4448 TARGET_INVALID_RETURN_TYPE.
4449 * target.def (invalid_parameter_type): Remove.
4450 (invalid_return_type): Remove.
4452 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4454 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4455 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4457 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4459 (preserve_function_body_p): No need to preserve function body
4460 * cif-codes.def (CIF_THUNK): Remove.
4461 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4463 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4465 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4467 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4469 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4472 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4474 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4475 (inline_small_functions): Do not look for function symbol when
4478 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4480 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4483 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4484 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4485 Jiong Wang <jiong.wang@arm.com>
4487 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4488 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4489 Define __ARM_FP16_ARGS when appropriate.
4490 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4492 (arm_invalid_return_type): Likewise.
4493 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4494 (TARGET_INVALID_RETURN_TYPE): Remove.
4495 (aapcs_vfp_sub_candidate): Allow HFmode.
4496 (aapcs_vfp_allocate): Add comment. Support HFmode.
4497 (aapcs_vfp_allocate_return_reg): Likewise.
4498 (struct aapcs_cp_arg_layout): Slightly reword comments for
4499 is_return_candidate and allocate_return_reg.
4500 (output_mov_vfp): Update assert.
4501 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4503 (arm_invalid_parameter_type): Remove.
4504 (amr_invalid_return_type): Remove.
4505 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4506 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4507 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4509 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4511 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4512 * config/aarch64/arch64-protos.h
4513 (aarch64_legitimize_reload_address): Remove.
4514 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4517 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4519 * configure.ac: Add ACX_NONCANONICAL_HOST.
4520 * configure: Regenerate.
4521 * Makefile.in: Set host_noncanonical.
4523 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4526 * config/i386/i386.md (*movtf_internal): Before register allocation,
4527 do not allow FP constants for CM_MEDIUM memory model, allow only
4528 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4529 (*movxf_internal): Ditto.
4530 (*movdf_internal): Ditto.
4531 (*movsf_internal): Ditto.
4533 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4535 PR rtl-optimization/67483
4536 * combine.c (make_compound_operation): Don't call extract_left_shift
4537 with negative shift amounts.
4539 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4542 * fold-const.c (fold_checksum_tree): Allow modification
4543 of TYPE_ALIAS_SET during folding.
4545 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4546 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4547 (ix86_split_to_parts): Likewise. Fix up formatting.
4549 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4551 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4552 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4555 2016-05-13 Nathan Sidwell <nathan@acm.org>
4557 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4558 (nvptx_name_replacement): Delete.
4559 (write_fn_proto, write_fn_proto_from_insn,
4560 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4561 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4562 * langhooks.c (add_builtin_funcction_common): Call
4563 targetm.mangle_decl_assembler_name.
4565 * config/nvptx/nvptx.c (write_fn_proto): Handle
4566 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4568 2016-05-13 Martin Liska <mliska@suse.cz>
4570 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4571 and PRIu64 in printf format.
4573 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4575 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4578 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4580 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4581 Change --param max-completely-peeled-times to
4582 --param max-completely-peel-times in dump file printing.
4584 2016-05-13 Richard Biener <rguenther@suse.de>
4586 PR tree-optimization/42587
4587 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4588 (find_bswap_or_nop_1): Likewise.
4589 (bswap_replace): Likewise.
4591 2016-05-13 Martin Liska <mliska@suse.cz>
4593 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4594 Initialize a variable with default value.
4596 2016-05-13 Martin Liska <mliska@suse.cz>
4598 * doc/invoke.texi: Enhance explanation of error recovery
4601 2016-05-13 Martin Liska <mliska@suse.cz>
4603 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4604 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4605 (iv_inv_expr_ent *).
4606 (struct iv_inv_expr_ent): Comment struct fields.
4607 (sort_iv_inv_expr_ent): New function.
4608 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4609 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4610 a hash_map between iv_inv_expr_ent and number of usages.
4611 (niter_for_exit): Fix coding style.
4612 (tree_ssa_iv_optimize_init): Use renamed variable.
4613 (determine_base_object): Fix coding style.
4614 (alloc_iv): Likewise.
4615 (find_interesting_uses_outside): Likewise.
4616 (add_candidate_1): Likewise.
4617 (add_standard_iv_candidates): Likewise.
4618 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4619 (prepare_decl_rtl): Fix coding style.
4620 (get_address_cost): Likewise.
4621 (get_shiftadd_cost): Likewise.
4622 (force_expr_to_var_cost): Likewise.
4623 (compare_aff_trees): Likewise.
4624 (get_expr_id): Restructure the function.
4625 (get_loop_invariant_expr_id): Renamed to
4626 get_loop_invariant_expr.
4627 (get_computation_cost_at): Replace usage of inv_expr_id with
4629 (get_computation_cost): Likewise.
4630 (determine_group_iv_cost_generic): Likewise.
4631 (determine_group_iv_cost_address): Likewise.
4632 (iv_period): Fix coding style.
4633 (iv_elimination_compare_lt): Likewise.
4634 (may_eliminate_iv): Likewise.
4635 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4637 (determine_group_iv_costs): Dump invariant expressions.
4638 (iv_ca_recount_cost): Use the newly added hash_map.
4639 (iv_ca_set_remove_invariants): Fix coding style.
4640 (iv_ca_set_add_invariants): Fix coding style.
4641 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4643 (iv_ca_set_cp): Likewise.
4644 (iv_ca_new): Initialize the newly added hash_map and remove
4645 initialization of fields.
4646 (iv_ca_free): Delete the hash_map.
4647 (iv_ca_dump): Dump invariant expressions.
4648 (iv_ca_extend): Fix coding style.
4649 (try_add_cand_for): Likewise.
4650 (create_new_ivs): Dump information about # of avg iterations and
4651 # of used invariant expressions.
4652 (rewrite_use_compare): Fix coding style.
4653 (free_loop_data): Set default value for max_inv_expr_id.
4655 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4657 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4658 returned value cse_cfg_altered computation.
4659 (rest_of_handle_cse2): Likewise.
4660 (rest_of_handle_cse_after_global_opts): Likewise.
4662 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4665 * config/arm/arm.c (arm32_output_mi_thunk): New.
4666 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4667 to split Thumb1 vs TARGET_32BIT functionality.
4668 (arm_thumb1_mi_thunk): New.
4670 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4672 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4675 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4678 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4680 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4682 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4683 (expand_builtin_trap): Emit a regular call.
4684 (set_builtin_user_assembler_name): Remove obsolete cases.
4685 * dse.c (scan_insn): Adjust.
4686 * except.c: Include calls.h.
4687 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4688 emit a regular call to setjmp.
4689 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4690 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4691 (emit_block_move_via_libcall): Delete.
4692 (block_move_fn): Delete.
4693 (init_block_move_fn): Likewise.
4694 (emit_block_move_libcall_fn): Likewise.
4695 (emit_block_op_via_libcall): New function.
4696 (set_storage_via_libcall): Tidy up and use memset builtin.
4697 (block_clear_fn): Delete.
4698 (init_block_clear_fn): Likewise.
4699 (clear_storage_libcall_fn): Likewise.
4700 (expand_assignment): Call emit_block_move_via_libcall.
4701 Do not include gt-expr.h.
4702 * expr.h (emit_block_op_via_libcall): Declare.
4703 (emit_block_copy_via_libcall): New inline function.
4704 (emit_block_move_via_libcall): Likewise.
4705 (emit_block_comp_via_libcall): Likewise.
4706 (block_clear_fn): Delete.
4707 (init_block_move_fn): Likewise.
4708 (init_block_clear_fn): Likewise.
4709 (emit_block_move_via_libcall): Likewise.
4710 (set_storage_via_libcall): Add default parameter value.
4711 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4712 (abort_libfunc): Delete.
4713 (memcpy_libfunc): Likewise.
4714 (memmove_libfunc): Likewise.
4715 (memcmp_libfunc): Likewise.
4716 (memset_libfunc): Likewise.
4717 (setbits_libfunc): Likewise.
4718 (setjmp_libfunc): Likewise.
4719 (longjmp_libfunc): Likewise.
4720 (profile_function_entry_libfunc): Likewise.
4721 (profile_function_exit_libfunc): Likewise.
4722 (gcov_flush_libfunc): Likewise.
4723 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4724 and DECL_VISIBILITY on the declaration.
4725 (init_optabs): Do not initialize obsolete libfuncs.
4726 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4727 * tree-core.h (ECF_RET1): Define.
4728 (ECF_TM_PURE): Adjust.
4729 (ECF_TM_BUILTIN): Likewise.
4730 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4731 (build_common_builtin_nodes): Initialize abort builtin.
4732 Add ECF_RET1 on memcpy, memmove and memset builtins.
4733 Pass final flags for alloca and alloca_with_align builtins.
4734 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4736 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4737 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4738 set_storage_via_libcall and call emit_block_copy_via_libcall.
4740 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4742 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4743 DImode before it is passed to ix86_output_call_operand.
4744 (*call_value_got_x32): Ditto for operand 1.
4746 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4748 PR rtl-optimization/70904
4749 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4750 reload for wide mode.
4752 2016-05-12 Marek Polacek <polacek@redhat.com>
4755 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4756 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4757 * langhooks.h (incomplete_type_error): Likewise.
4758 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4759 parameter, pass it down to incomplete_type_error.
4760 * tree.h (size_in_bytes): New inline overload.
4761 (size_in_bytes_loc): Renamed from size_in_bytes.
4763 2016-05-12 Richard Biener <rguenther@suse.de>
4765 PR tree-optimization/71059
4766 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4767 nary before looking up or entering the expression into the VN
4769 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4770 Make sure to re-use NARYs without result as inserted by
4773 2016-05-12 Richard Biener <rguenther@suse.de>
4775 PR tree-optimization/71062
4776 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4778 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4779 vars_contains_restrict if the var is a restrict tag.
4780 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4781 do not disambiguate pointers against it.
4782 (dump_points_to_solution): Re-structure and adjust for new
4783 vars_contains_restrict flag.
4784 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4786 2016-05-12 Martin Liska <mliska@suse.cz>
4788 * doc/invoke.texi: Explain connection between
4789 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4791 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4793 PR tree-optimization/71006
4794 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4795 consider COND_EXPR as a mask producer.
4797 2016-05-12 Marek Polacek <polacek@redhat.com>
4800 * opts.c (common_handle_option): Detect missing argument for --help^.
4802 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4805 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4806 when popping the PC and within an interrupt handler routine.
4807 Add missing tab to output of "ldmfd".
4808 (output_return_instruction): Output LDMFD with SP update rather
4809 than POP when returning from interrupt handler.
4811 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4813 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4814 TARGET_64BIT && TARGET_AVX512DQ.
4815 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4816 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4817 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4818 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4819 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4820 (*vec_extractv4si_zext): Add avx512dq alternative.
4821 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
4822 use v instead of x constraint in other alternatives where possible.
4824 * config/i386/sse.md (sse2_loadld): Use v instead of x
4825 constraint in alternatives 0,1,4.
4827 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
4828 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
4829 v constraints instead of x and <pinsr_evex_isa> isa attribute.
4832 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
4833 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
4834 is not emitted unless TARGET_AVX512BW.
4835 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
4836 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
4837 for the result operand.
4839 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
4840 constraint instead of x in avx alternatives. Use maybe_evex instead
4843 * config/i386/constraints.md (Yv): New constraint.
4844 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
4845 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
4846 * config/i386/i386.md (avx512fvecmode): New mode attr.
4847 (*pushtf): Use v constraint instead of x.
4848 (*movtf_internal): Likewise. For TARGET_AVX512VL and
4849 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
4850 (*absneg<mode>2): Use Yv constraint instead of x constraint.
4851 (*absnegtf2_sse): Likewise.
4852 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
4853 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
4854 avx512f alternatives.
4855 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
4857 2016-05-12 Richard Biener <rguenther@suse.de>
4859 PR tree-optimization/71060
4860 * tree-data-ref.c (initialize_data_dependence_relation): Do not
4861 require exact match of DR_BASE_OBJECT but only matching address and
4864 2016-05-12 Richard Biener <rguenther@suse.de>
4866 PR tree-optimization/70986
4867 * cfganal.c: Include cfgloop.h.
4868 (dfs_find_deadend): Prefer to take edges exiting loops.
4870 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4872 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
4873 compile and run time.
4875 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
4878 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
4880 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
4882 * config/i386/i386.c (legitimize_pic_address): Use
4883 copy_to_suggested_reg instead of gen_movsi.
4885 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4887 * config/rs6000/predicates.md (quad_memory_operand): Move most of
4888 the code into quad_address_p and call it to share code with
4889 vsx_quad_dform_memory_operand.
4890 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
4892 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
4893 bit instead of being a separate word. Split -mpower9-dform into
4894 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4895 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
4896 for the register class supporting 128-bit quad word memory offsets.
4897 (mode_supports_vsx_dform_quad): Helper function to return if the
4898 register class uses quad word memory offsets.
4899 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
4900 (rs6000_debug_reg_global): Always print if we are using LRA or not.
4901 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
4902 instructions are enabled, set up the appropriate addr_masks for
4904 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
4905 -mpower9-dform-scalar, instead of -mpower9-dform.
4906 (rs6000_option_override_internal): Split -mpower9-dform into two
4907 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
4908 -mpower9-dform switch sets or clears both. If we are not using
4909 the LRA register allocator, do not enable -mpower9-dform-vector by
4910 default. If we are using LRA, enable -mpower9-dform-vector and
4911 -mvsx-timode if it is appropriate. Issue a warning if either
4912 -mpower9-dform-vector or -mvsx-timode are explicitly used without
4914 (quad_address_offset_p): New helper function to return if the
4915 offset is legal for quad word memory instructions.
4916 (quad_address_p): New function to determin if GPR or vector
4917 register quad word memory addresses are legal.
4918 (mem_operand_gpr): Validate quad word address offsets.
4919 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
4920 d-form (register + offset) instructions.
4921 (offsettable_ok_by_alignment): Likewise.
4922 (rs6000_legitimate_offset_address_p): Likewise.
4923 (legitimate_lo_sum_address_p): Likewise.
4924 (rs6000_legitimize_address): Likewise.
4925 (rs6000_legitimize_reload_address): Add more debug statements for
4927 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
4928 d-form instructions.
4929 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
4930 d-form instructions. Distinguish different cases in debug
4931 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
4932 d-form instructions.
4933 (rs6000_preferred_reload_class): Likewise.
4934 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
4935 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
4936 of the ISA 2.06 indexed memory instructions.
4937 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
4938 use them to save/restore the saved vector registers instead of
4939 using Altivec instructions.
4940 (rs6000_emit_epilogue): Likewise.
4941 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
4942 (rs6000_opt_masks): Split -mpower9-dform into
4943 -mpower9-dform-scalar and -mpower9-dform-vector.
4944 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
4946 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
4947 ISA 3.0 vector indexed memory instructions, and fold the code into
4948 the normal mov<mode> patterns.
4949 (p9_vecstore_<mode>): Likewise.
4950 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
4952 (vsx_movti_64bit): Likewise.
4953 (vsx_movti_32bit): Likewise.
4954 * config/rs6000/constraints.md (wO constraint): New constraint for
4955 ISA 3.0 vector d-form support.
4956 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
4957 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
4958 include -mpower9-dform-vector until we switch over to LRA.
4959 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
4960 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4961 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
4962 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4963 for -mpower9-dform and -mlra.
4964 * doc/md.texi (wO constraint): Document wO constraint.
4966 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
4968 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
4969 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
4970 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
4971 Move handling of non-insn arguments inline into the sole user:
4972 (output_trans_func): ...here.
4973 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
4974 in emitted function prototype.
4975 (output_internal_insn_latency_func): Ditto. Simplify.
4976 (output_internal_maximal_insn_latency_func): Ditto. Delete
4977 always-unused argument.
4978 (output_insn_latency_func): Ditto.
4979 (output_maximal_insn_latency_func): Ditto.
4981 2016-05-11 Richard Biener <rguenther@suse.de>
4983 PR tree-optimization/71055
4984 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
4985 sth with precision not equal to access size verify we don't chop
4988 2016-05-11 Richard Biener <rguenther@suse.de>
4991 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
4992 (dwarf2out_finish): Move retry_incomplete_types call ...
4993 (dwarf2out_early_finish): ... here.
4995 2016-05-11 Richard Biener <rguenther@suse.de>
4998 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
4999 if the langhook insists on it.
5000 * fold-const.c (make_bit_field_ref): Add arg for the original
5001 reference and preserve its alias-set.
5002 (decode_field_reference): Take exp by reference and adjust it
5003 to the original memory reference.
5004 (optimize_bit_field_compare): Adjust callers.
5005 (fold_truth_andor_1): Likewise.
5006 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
5008 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
5011 * cfgrtl.h (delete_insn_and_edges): Now return bool.
5012 * cfgrtl.c (delete_insn_and_edges): Likewise.
5013 * config/i386/i386.c (convert_scalars_to_vector): Remove
5015 * cse.c (cse_insn): Compute cse_cfg_altered.
5016 (delete_trivially_dead_insns): Likewise.
5017 (cse_cc_succs): Likewise.
5018 (rest_of_handle_cse): Free dominance info if required.
5019 (rest_of_handle_cse2): Likewise.
5020 (rest_of_handle_cse_after_global_opts): Likewise.
5022 2016-05-11 Alan Modra <amodra@gmail.com>
5024 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
5025 abi_v4_pass_in_fpr): New functions.
5026 (rs6000_function_arg_boundary): Exclude complex IBM long double
5027 from 64-bit alignment when ABI_V4.
5028 (rs6000_function_arg, rs6000_function_arg_advance_1,
5029 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
5031 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
5033 PR rtl-optimization/71028
5034 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
5035 jump with just a return in the fallthrough block if the branch
5036 block contains just a return as well.
5038 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
5040 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
5041 * match.pd ((X & Y) ^ Y): ... this.
5042 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
5043 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
5045 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5047 * read-md.c (require_char_ws): New function.
5048 (read_string): Simplify using require_char_ws.
5049 (handle_constants): Likewise.
5050 (handle_enum): Likewise.
5051 (handle_file): Likewise.
5052 * read-md.h (require_char_ws): New declaration.
5053 * read-rtl.c (read_conditions): Simplify using require_char_ws.
5054 (read_mapping): Likewise.
5055 (read_rtx_code): Likewise.
5056 (read_nested_rtx): Likewise.
5058 2016-05-10 James Norris <jnorris@codesourcery.com>
5060 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
5061 if offloading is enabled and -fopenacc or -fopenmp is specified.
5062 (CRTOFFLOADEND): Likewise.
5063 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
5064 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
5066 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
5068 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
5069 gotoff_operand code paths. Use copy_to_suggested_regs and
5070 expand_simple_binop where appropriate. Cleanup.
5072 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5075 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
5077 (dimode_scalar_chain::vector_const_cost): New.
5078 (dimode_scalar_chain::compute_convert_gain): Handle constants.
5079 (dimode_scalar_chain::convert_op): Likewise.
5080 (dimode_scalar_chain::convert_insn): Likewise.
5082 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5084 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
5085 unary operation, not a binary one.
5087 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5090 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
5091 calls with type casted fndecl.
5093 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5095 PR tree-optimization/70786
5096 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
5097 * calls.c (initialize_argument_information): Bind bounds
5098 with corresponding args passed by reference.
5100 2016-05-10 Jakub Jelinek <jakub@redhat.com>
5103 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
5104 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
5105 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
5108 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5111 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
5112 code for a zero scale factor.
5113 (vsx_xvcvdpuxds_scale): Likewise.
5115 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5117 * diagnostic-show-locus.c (layout::layout): Call show_ruler
5118 if show_ruler_p was set on the context.
5119 (layout::show_ruler): New method.
5120 * diagnostic.h (struct diagnostic_context): Add field
5123 2016-05-10 Richard Biener <rguenther@suse.de>
5125 PR tree-optimization/71039
5126 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
5127 (chk_uses): New function.
5128 (propagate_with_phi): Verify we can safely replicate the lhs of an
5129 aggregate assignment on all incoming edges.
5131 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
5133 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
5135 (rx_atomic_sequence): New class.
5136 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
5137 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
5139 (rx_atomic_sequence::rx_atomic_sequence,
5140 rx_atomic_sequence::~rx_atomic_sequence): New functions.
5141 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
5142 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
5143 CTRLREG_INTB): New constants.
5144 (FETCHOP): New code iterator.
5145 (fethcop_name, fetchop_name2): New iterator code attributes.
5146 (QIHI): New mode iterator.
5147 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
5148 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
5149 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
5151 2016-05-10 Martin Liska <mliska@suse.cz>
5153 * tree-inline.c (remap_dependence_clique): Do not remap
5154 debugging statements.
5156 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5158 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
5159 ("*fixuns_truncdfdi2_z13")
5160 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
5161 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
5162 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
5164 2016-05-10 Richard Biener <rguenther@suse.de>
5166 PR tree-optimization/70497
5167 PR tree-optimization/28367
5168 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
5170 (visit_reference_op_load): ... here.
5171 (vn_reference_lookup_3): Use it to handle subreg-like accesses
5172 with simplified BIT_FIELD_REFs.
5173 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
5174 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
5177 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5179 * dwarf2out.c (add_abstract_origin_attribute): Adjust
5180 documentation comment. For BLOCK nodes, add a
5181 DW_AT_abstract_origin attribute that points to the DIE generated
5182 for the origin BLOCK.
5183 (gen_lexical_block_die): Call add_abstract_origin_attribute for
5184 blocks from inlined functions.
5186 2016-05-10 Alan Modra <amodra@gmail.com>
5189 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
5190 regrename modifying insns saving lr before __morestack call.
5191 * config/rs6000/rs6000.md (split_stack_return): Similarly for
5192 insns restoring lr after __morestack call.
5194 2016-05-09 Jakub Jelinek <jakub@redhat.com>
5196 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
5197 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
5199 * config/i386/sse.md (vec_interleave_high<mode>,
5200 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
5201 <avx512>_vpermt2var<mode>3_maskz): Likewise.
5203 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5205 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
5206 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
5207 parallel reassociation for power8 and forward.
5209 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
5211 * config/i386/i386.md (absneg splitters with general regs): Use
5212 general_reg_operand predicate.
5213 (btsq peephole2): Use x86_64_immediate_operand to check if new
5214 value is suitable for immediate operand. Generate emitted insn
5215 using RTL expressions.
5216 (btcq peephole2): Ditto.
5217 (btrq peephole2): Ditto. Generate correct immediate operand
5220 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5222 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
5225 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5227 * tree-affine.c (wide_int_constant_multiple_p): Add missing
5228 pointer dereference.
5230 2016-05-09 Richard Biener <rguenther@suse.de>
5232 PR tree-optimization/70985
5233 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
5234 op0 isn't a gimple register.
5236 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
5238 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
5239 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
5240 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
5241 (i6400_fpu_mult): New cpu units.
5242 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
5243 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
5244 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
5245 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
5246 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
5247 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
5248 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
5249 (i6400_msa_long_float4, i6400_msa_long_float5)
5250 (i6400_msa_long_float8, i6400_msa_fdiv_df)
5251 (i6400_msa_fdiv_sf): New reservations.
5252 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
5253 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
5254 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
5255 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
5256 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
5257 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
5258 (msa_short_cmp, msa_short_float2, msa_short_logic3)
5259 (msa_short_store4, msa_long_load, msa_short_store)
5260 (msa_long_logic, msa_long_float2, msa_long_float4)
5261 (msa_long_float5, msa_long_float8, msa_long_mult)
5262 (msa_long_fdiv, msa_long_div): New reservations.
5264 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
5265 Sameera Deshpande <sameera.deshpande@imgtec.com>
5266 Matthew Fortune <matthew.fortune@imgtec.com>
5267 Graham Stott <graham.stott@imgtec.com>
5268 Chao-ying Fu <chao-ying.fu@imgtec.com>
5270 * config.gcc: Add MSA header file for mips*-*-* target.
5271 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
5272 (Ubv8i, Urv8): New constraints.
5273 * config/mips/mips-ftypes.def: Add function types for MSA
5275 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5276 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5277 * config/mips/mips-msa.md: New file.
5278 * config/mips/mips-protos.h
5279 (mips_split_128bit_const_insns): New prototype.
5280 (mips_msa_idiv_insns): Likewise.
5281 (mips_split_128bit_move): Likewise.
5282 (mips_split_128bit_move_p): Likewise.
5283 (mips_split_msa_copy_d): Likewise.
5284 (mips_split_msa_insert_d): Likewise.
5285 (mips_split_msa_fill_d): Likewise.
5286 (mips_expand_msa_branch): Likewise.
5287 (mips_const_vector_same_val_p): Likewise.
5288 (mips_const_vector_same_bytes_p): Likewise.
5289 (mips_const_vector_same_int_p): Likewise.
5290 (mips_const_vector_shuffle_set_p): Likewise.
5291 (mips_const_vector_bitimm_set_p): Likewise.
5292 (mips_const_vector_bitimm_clr_p): Likewise.
5293 (mips_msa_vec_parallel_const_half): Likewise.
5294 (mips_msa_output_division): Likewise.
5295 (mips_ldst_scaled_shift): Likewise.
5296 (mips_expand_vec_cond_expr): Likewise.
5297 * config/mips/mips.c (enum mips_builtin_type): Add
5298 MIPS_BUILTIN_MSA_TEST_BRANCH.
5299 (mips_gen_const_int_vector_shuffle): New prototype.
5300 (mips_const_vector_bitimm_set_p): New function.
5301 (mips_const_vector_bitimm_clr_p): Likewise.
5302 (mips_const_vector_same_val_p): Likewise.
5303 (mips_const_vector_same_bytes_p): Likewise.
5304 (mips_const_vector_same_int_p): Likewise.
5305 (mips_const_vector_shuffle_set_p): Likewise.
5306 (mips_symbol_insns): Forbid loading symbols via immediate for
5308 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5310 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5312 (mips_lx_address_p): Add support load indexed address for MSA.
5313 (mips_address_insns): Add calculation of instructions needed for
5314 stores and loads for MSA.
5315 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5316 CONST_VECTOR for MSA and let it fall through.
5317 (mips_ldst_scaled_shift): New function.
5318 (mips_subword_at_byte): Likewise.
5319 (mips_msa_idiv_insns): Likewise.
5320 (mips_legitimize_move): Validate MSA moves.
5321 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5322 calculation of costs for MSA division.
5323 (mips_split_move_p): Check if MSA moves need splitting.
5324 (mips_split_move): Split MSA moves if necessary.
5325 (mips_split_128bit_move_p): New function.
5326 (mips_split_128bit_move): Likewise.
5327 (mips_split_msa_copy_d): Likewise.
5328 (mips_split_msa_insert_d): Likewise.
5329 (mips_split_msa_fill_d): Likewise.
5330 (mips_output_move): Handle MSA moves.
5331 (mips_expand_msa_branch): New function.
5332 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5333 Reinstate 'y' modifier.
5334 (mips_file_start): Add MSA .gnu_attribute.
5335 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5337 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5338 (mips_class_max_nregs): Add register size for MSA supported mode.
5339 (mips_cannot_change_mode_class): Allow conversion between MSA
5340 vector modes and TImode.
5341 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5343 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5344 (mips_preferred_simd_mode): Add preffered modes for MSA.
5345 (mips_vector_mode_supported_p): Add MSA supported modes.
5346 (mips_autovectorize_vector_sizes): New function.
5347 (mips_msa_output_division): Likewise.
5348 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5349 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5350 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5351 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5352 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5353 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5354 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5355 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5356 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5357 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5358 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5359 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5360 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5361 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5362 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5363 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5364 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5365 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5366 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5367 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5368 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5369 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5370 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5371 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5372 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5373 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5374 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5375 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5376 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5377 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5378 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5379 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5380 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5381 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5382 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5383 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5384 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5385 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5386 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5387 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5388 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5389 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5390 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5391 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5392 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5393 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5394 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5395 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5396 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5397 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5398 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5399 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5400 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5401 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5402 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5403 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5404 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5405 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5406 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5407 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5408 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5409 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5410 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5411 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5412 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5413 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5414 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5415 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5416 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5417 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5418 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5419 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5420 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5421 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5422 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5423 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5424 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5425 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5426 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5427 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5428 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5429 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5430 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5431 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5432 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5433 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5434 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5435 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5436 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5437 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5438 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5439 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5440 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5441 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5442 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5443 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5444 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5445 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5446 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5447 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5448 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5449 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5450 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5451 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5452 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5453 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5454 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5455 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5456 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5457 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5458 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5459 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5460 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5461 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5462 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5463 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5464 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5465 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5466 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5467 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5468 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5469 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5470 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5471 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5472 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5473 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5474 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5475 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5476 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5477 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5478 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5479 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5480 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5481 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5482 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5483 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5484 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5485 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5486 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5487 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5488 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5489 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5490 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5491 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5492 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5493 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5494 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5495 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5496 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5497 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5498 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5500 (mips_get_builtin_decl_index): New array.
5501 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5502 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5503 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5504 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5505 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5507 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5509 (mips_expand_builtin_insn): Prepare operands for
5510 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5511 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5512 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5513 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5514 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5515 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5516 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5517 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5518 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5519 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5520 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5521 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5522 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5523 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5524 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5525 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5526 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5527 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5528 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5529 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5530 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5531 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5532 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5533 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5534 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5535 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5536 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5537 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5538 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5539 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5540 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5541 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5542 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5543 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5544 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5545 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5546 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5547 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5548 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5549 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5550 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5551 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5552 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5553 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5554 These are set implicitly and an error is reported if overridden.
5555 (mips_expand_builtin_msa_test_branch): New function.
5556 (mips_expand_msa_shuffle): Likewise.
5557 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5558 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5559 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5560 (mips_expand_vec_unpack): Add support for MSA.
5561 (mips_expand_vector_init): Likewise.
5562 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5563 instead of const0_rtx.
5564 (mips_msa_vec_parallel_const_half): New function.
5565 (mips_gen_const_int_vector): Likewise.
5566 (mips_gen_const_int_vector_shuffle): Likewise.
5567 (mips_expand_msa_cmp): Likewise.
5568 (mips_expand_vec_cond_expr): Likewise.
5569 * config/mips/mips.h
5570 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5571 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5573 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5574 (ISA_HAS_MSA): New macro.
5575 (UNITS_PER_MSA_REG): Likewise.
5576 (BITS_PER_MSA_REG): Likewise.
5577 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5578 (MSA_REG_FIRST): New macro.
5579 (MSA_REG_LAST): Likewise.
5580 (MSA_REG_NUM): Likewise.
5581 (MSA_REG_P): Likewise.
5582 (MSA_REG_RTX_P): Likewise.
5583 (MSA_SUPPORTED_MODE_P): Likewise.
5584 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5585 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5586 * config/mips/mips.md: Include mips-msa.md.
5587 (alu_type): Add simd_add.
5588 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5589 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5590 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5591 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5592 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5593 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5594 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5595 simd_move, simd_load, simd_store. Choose "multi" for moves
5597 (qword_mode): New attribute.
5598 (insn_count): Add instruction count for quad moves.
5599 Increase the count for MIPS SIMD division.
5600 (UNITMODE): Add UNITMODEs for vector types.
5601 (addsub): New code iterator.
5602 * config/mips/mips.opt (mmsa): New option.
5603 * config/mips/msa.h: New file.
5604 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5606 * config/mips/mti-linux.h: Likewise.
5607 * config/mips/predicates.md
5608 (const_msa_branch_operand): New constraint.
5609 (const_uimm3_operand): Likewise.
5610 (const_uimm4_operand): Likewise.
5611 (const_uimm5_operand): Likewise.
5612 (const_uimm8_operand): Likewise.
5613 (const_imm5_operand): Likewise.
5614 (aq10b_operand): Likewise.
5615 (aq10h_operand): Likewise.
5616 (aq10w_operand): Likewise.
5617 (aq10d_operand): Likewise.
5618 (const_m1_operand): Likewise.
5619 (reg_or_m1_operand): Likewise.
5620 (const_exp_2_operand): Likewise.
5621 (const_exp_4_operand): Likewise.
5622 (const_exp_8_operand): Likewise.
5623 (const_exp_16_operand): Likewise.
5624 (const_vector_same_val_operand): Likewise.
5625 (const_vector_same_simm5_operand): Likewise.
5626 (const_vector_same_uimm5_operand): Likewise.
5627 (const_vector_same_uimm6_operand): Likewise.
5628 (const_vector_same_uimm8_operand): Likewise.
5629 (par_const_vector_shf_set_operand): Likewise.
5630 (reg_or_vector_same_val_operand): Likewise.
5631 (reg_or_vector_same_simm5_operand): Likewise.
5632 (reg_or_vector_same_uimm6_operand): Likewise.
5633 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5635 * doc/invoke.texi (-mmsa): Document new option.
5637 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5639 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5640 * configure: Regenerate.
5641 * config.in: Regenerate.
5642 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5644 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5645 (ENDFILE_VTV_SPEC): Define.
5647 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5649 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5650 registers in all interrupt handlers if necessary.
5651 (rl78_option_override): Add warning.
5652 (MUST_SAVE_MDUC_REGISTERS): New macro.
5653 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5654 * config/rl78/rl78.c (check_mduc_usage): New function.
5655 (mduc_regs): New structure to hold MDUC register data.
5656 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5657 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5658 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5659 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5660 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5661 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5663 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5665 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5666 (tree-ssa-loop-niter.h): Ditto.
5667 (idx_within_array_bound, ref_within_array_bound): New functions.
5668 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5669 Factor out check on writable base object to ...
5670 (base_object_writable): ... here.
5672 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5674 * config/arm/arm.md (probe_stack): Add modes to set source
5677 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5679 * regrename.c (base_reg_class_for_rename): New static function.
5680 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5682 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5684 * cgraph.c (thunk_adjust): Export.
5685 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5686 * cgraphunit.c (thunk_adjust): Export.
5687 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5689 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5691 * tree-inline.c (expand_call_inline): Expand thunks inline.
5693 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5696 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5697 (*sse2_vd_cvtss2sd): Ditto.
5698 * config/i386/i386.md
5699 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5700 Generate *sse2_vd_cvtsd2ss pattern.
5701 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5702 Generate *sse2_vd_cvtss2sd pattern.
5704 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5706 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5707 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5710 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5712 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5713 * config/sh/sh.c: Define and declare variables on first use throughout
5715 (current_function_interrupt): Change to bool type.
5716 (frame_insn): Rename to emit_frame_insn and update users.
5717 (push_regs): Use bool for 'interrupt_handler' argument.
5718 (save_schedule_s): Remove.
5719 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5720 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5721 targetm.asm_out.unaligned_op.di.
5722 (gen_far_branch): Remove redundant forward declaration.
5723 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5724 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5725 (sh_set_return_address, sh_function_ok_for_sibcall,
5726 scavenge_reg): Update comments.
5727 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5728 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5729 (sh_attr_renesas_p): Remove unnecessary parentheses.
5730 (branch_dest): Simplify.
5731 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5732 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5733 (CUMULATIVE_ARGS): Change macro to typedef.
5734 (current_function_interrupt): Change to bool type.
5735 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5736 Surround with __cplusplus ifdef.
5737 (sh_compare_op0, sh_compare_op1): Remove.
5738 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5740 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5742 * config/arm/arm.md: (arch): Add neon.
5743 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5744 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5745 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5746 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5747 attributes for alt renumbering. Mark alt 3 as non-predicable.
5748 (thumb2_movdf_vfp): Likewise.
5750 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5752 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5753 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5754 (*andqi_1): Add preferred_for_speed attribute to disparage
5755 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5756 (*<code>qi_1): Ditto.
5757 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5758 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5759 (*ashlqi3_1): Ditto.
5760 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5761 Add preferred_for_size attribute to disparage alternative 0 and
5762 preferred_for_speed attribute to disparage alternative 1 for
5763 TARGET_PARTIAL_REG_STALL targets.
5765 2016-05-07 Tom de Vries <tom@codesourcery.com>
5767 PR tree-optimization/70956
5768 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5771 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5773 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5774 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5775 * config/sh/sh.md (branch_zero): Remove define_attr.
5776 (define_delay): Disable delay slot if branch distance is one insn.
5778 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5780 * config/i386/i386.md (LEAMODE): New mode attribute.
5781 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5782 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5783 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5784 operand 2 predicate.
5785 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5786 (*lea<mode>_general_3): Ditto.
5787 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5789 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5791 * genmddump.c (main): Convert argv from char ** to const char **.
5793 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5795 * coretypes.h (OVERRIDE): New macro.
5798 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5800 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5801 allow coalescing if the types are compatible.
5803 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5805 * pass_manager.h (pass_manager::register_pass_name): New method.
5806 (pass_manager::get_pass_by_name): New method.
5807 (pass_manager::create_pass_tab): New method.
5808 (pass_manager::m_name_to_pass_map): New field.
5809 * passes.c (name_to_pass_map): Delete global in favor of field
5810 "m_name_to_pass_map" of pass_manager.
5811 (register_pass_name): Rename from a function to...
5812 (pass_manager::register_pass_name): ...this method, updating
5813 for renaming of global "name_to_pass_map" to field
5814 "m_name_to_pass_map".
5815 (create_pass_tab): Rename from a function to...
5816 (pass_manager::create_pass_tab): ...this method, updating
5817 for renaming of global "name_to_pass_map" to field.
5818 (get_pass_by_name): Rename from a function to...
5819 (pass_manager::get_pass_by_name): ...this method.
5820 (enable_disable_pass): Convert use of get_pass_by_name to
5821 a method call, locating the pass_manager singleton.
5823 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5825 * genattr-common.c (main): Convert argv from char ** to const char **.
5826 * genattr.c (main): Likewise.
5827 * genattrtab.c (main): Likewise.
5828 * genautomata.c (initiate_automaton_gen): Likewise.
5830 * gencodes.c (main): Likewise.
5831 * genconditions.c (main): Likewise.
5832 * genconfig.c (main): Likewise.
5833 * genconstants.c (main): Likewise.
5834 * genemit.c (main): Likewise.
5835 * genenums.c (main): Likewise.
5836 * genextract.c (main): Likewise.
5837 * genflags.c (main): Likewise.
5838 * genmddeps.c (main): Likewise.
5839 * genopinit.c (main): Likewise.
5840 * genoutput.c (main): Likewise.
5841 * genpeep.c (main): Likewise.
5842 * genpreds.c (main): Likewise.
5843 * genrecog.c (main): Likewise.
5844 * gensupport.c (init_rtx_reader_args_cb): Likewise.
5845 (init_rtx_reader_args): Likewise.
5846 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5847 (init_rtx_reader_args): Likewise.
5848 * gentarget-def.c (main): Likewise.
5849 * read-md.c (read_md_files): Likewise.
5850 * read-md.h (read_md_files): Likewise.
5852 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5854 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
5855 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
5856 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
5857 Remove unused predicate.
5858 (register_and_not_fp_reg_operand): Ditto.
5860 2016-05-06 Martin Liska <mliska@suse.cz>
5862 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
5863 instead of vec as the vector is local to the function.
5865 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5867 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
5868 avx512bw alternative.
5870 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
5871 before the ashr<mode>3 pattern.
5873 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
5874 v instead of x in vex or maybe_vex alternatives, use
5875 maybe_evex instead of vex in prefix.
5877 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
5878 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
5879 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
5880 in vex or maybe_vex alternatives, use maybe_evex instead of vex
5883 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
5884 v instead of x in vex or maybe_vex alternatives, use
5885 maybe_evex instead of vex in prefix.
5887 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
5888 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
5889 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
5890 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
5891 alternatives, use maybe_evex instead of vex in prefix.
5893 * config/i386/sse.md (vec_interleave_lowv4sf,
5894 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
5895 v instead of x in vex or maybe_vex alternatives, use
5896 maybe_evex instead of vex in prefix.
5898 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
5899 v instead of x in vex or maybe_vex alternatives, use
5900 maybe_evex instead of vex in prefix.
5902 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
5903 v constraint instead of x.
5905 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
5907 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
5908 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
5911 2016-05-06 Richard Biener <rguenther@suse.de>
5913 PR tree-optimization/70948
5914 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
5915 Properly clobber all fields of va_list for __builtin_va_start.
5917 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
5920 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
5921 loop latch destination.
5923 2016-05-06 Martin Liska <mliska@suse.cz>
5925 * tree-ssa-uninit.c: Apply manual changes
5926 to the GNU coding style.
5927 (prune_uninit_phi_opnds): Rename from
5928 prune_uninit_phi_opnds_in_unrealizable_paths.
5930 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5932 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
5933 mspace): Remove deprecated options.
5934 * doc/invoke.texi (SH options): Remove -mspace.
5936 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5938 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
5940 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5942 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
5943 corresponding combine split pattern.
5945 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5948 * config/sh/predicates.md (long_displacement_mem_operand): New.
5949 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
5950 Add movi20, movi20s alternatives. Adjust length attribute for
5952 (movsi_ie): Allow for any FPU. Adjust length attribute for
5954 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
5955 attribute for alternatives.
5956 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
5957 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
5958 length attribute for alternatives.
5960 2016-05-06 Richard Biener <rguenther@suse.de>
5962 PR tree-optimization/70960
5963 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
5965 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5968 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
5969 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
5971 2016-05-06 Marek Polacek <polacek@redhat.com>
5974 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
5976 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5979 * config/sh/sh.md (*rotcr): Add another variant.
5981 2016-05-06 Richard Biener <rguenther@suse.de>
5984 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
5986 2016-05-06 Richard Biener <rguenther@suse.de>
5989 * fold-const.c (split_tree): Always convert to the original type
5992 2016-05-06 Richard Biener <rguenther@suse.de>
5994 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
5995 (fwprop_addr): Likewise.
5997 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6000 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
6002 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
6003 * config/i386/i386.md (push mem splitter): Use find_constant_src in
6004 the splitter condition.
6005 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
6006 the splitter condition.
6007 (FP float_extend load splitter): Ditto.
6009 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
6011 * config/i386/i386.md (peehole2 patterns): Change true_regnum
6012 to REGNO in all peephole2 patterns.
6013 (post-reload splitters): Change true_regnum to REGNO in
6014 post-reload splitters.
6015 (zero_extend splitters): Use general_reg_operand and
6016 nonimmediate_gr_operand predicates.
6018 2016-05-05 Jakub Jelinek <jakub@redhat.com>
6020 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
6021 v constraint instead of x.
6023 2016-05-05 Alan Modra <amodra@gmail.com>
6026 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
6027 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
6028 TARGET_NO_FP_IN_TOC for -mrelocatable.
6029 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
6030 TARGET_RELOCATABLE test.
6031 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6032 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6033 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6034 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6035 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6036 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6037 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6038 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6039 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
6040 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6042 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
6043 (rs6000_stack_info): Likewise.
6044 (rs6000_elf_asm_out_constructor): Likewise.
6045 (rs6000_elf_asm_out_destructor): Likewise.
6046 (rs6000_elf_declare_function_name): Likewise.
6047 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
6048 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
6051 2016-05-05 Alan Modra <amodra@gmail.com>
6053 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
6055 2016-05-05 Alan Modra <amodra@gmail.com>
6057 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
6058 out-of-line gpr restore for one or two regs if that would add
6061 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
6064 * config/i386/i386.md
6065 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
6066 Change to post-epilogue_completed late splitter. Use sse_reg_operand
6067 as operand 0 predicate.
6068 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
6070 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
6071 Ditto. Emit the pattern using RTX.
6073 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
6074 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
6075 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
6076 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
6078 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
6079 sse_reg_operand as operand 0 predicate.
6081 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
6082 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
6083 instead of gen_rtx_REG.
6084 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
6087 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6089 * function.c (emit_use_return_register_into_block): Delete.
6090 (gen_return_pattern): Delete.
6091 (emit_return_into_block): Delete.
6092 (active_insn_between): Delete.
6093 (convert_jumps_to_returns): Delete.
6094 (emit_return_for_exit): Delete.
6095 (thread_prologue_and_epilogue_insns): Delete all code dealing with
6096 simple_return for shrink-wrapped blocks.
6097 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
6098 end of blocks that need one.
6099 (get_unconverted_simple_return): Delete.
6100 (convert_to_simple_return): Delete.
6101 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
6102 (convert_to_simple_return): Ditto.
6104 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6106 * cfgcleanup.c (bb_is_just_return): New function.
6107 (try_optimize_cfg): Simplify jumps to return, branches to return,
6108 and branches around return.
6110 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6112 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
6115 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6119 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
6120 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
6121 assert flags & OEP_HASH_CHECK, instead of asserting it
6122 never happens. Handle TARGET_EXPR.
6123 * fold-const.c (operand_equal_p): For hash verification,
6124 or in OEP_HASH_CHECK into flags.
6126 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
6128 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
6130 (compute_samebase_partition_bases): Fix typo.
6132 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6134 * config/i386/sse.md (vec_interleave_highv8sf,
6135 vec_interleave_lowv8sf, vec_interleave_highv4df,
6136 vec_interleave_lowv4df): Remove constraints from expanders.
6138 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
6140 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6142 * tree-inline.c (expand_call_inline): Fix path dealing with
6143 making lhs of call statement undefined.
6145 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6147 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
6148 Check availability on NODE, too.
6149 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
6150 (cgraph_node::call_for_symbol_and_aliases): Likewise.
6151 (varpool_node::call_for_symbol_and_aliase): Likewise.
6152 * ipa-pure-const.c (add_new_function): Analyze all bodies.
6153 (propagate_pure_const): Propagate across interposable functions, too.
6154 (skip_function_for_local_pure_const): Do not skip interposable bodies
6156 (pass_local_pure_const::execute): Update.
6158 2016-05-04 Marek Polacek <polacek@redhat.com>
6160 * doc/invoke.texi: Document -Wdangling-else.
6162 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6164 * config.gcc: Error out when conflicting multilib is detected. Do not
6165 loop over multilibs since no combination is legal.
6167 2016-05-04 Alan Modra <amodra@gmail.com>
6169 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
6170 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
6171 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6174 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
6176 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
6177 Clean up p5600 comments.
6179 2016-05-04 Richard Biener <rguenther@suse.de>
6181 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
6182 constructor simplifications.
6183 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
6185 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
6187 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
6188 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
6189 result.set_rtx is null instead of aborting.
6190 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
6192 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
6193 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
6194 *mov<mode>_store_postinc): New patterns.
6196 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
6198 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
6199 as commutative. Check both conversions are NOP.
6200 ((A & B) OP (C & B)): Remove.
6202 2016-05-04 Alan Modra <amodra@gmail.com>
6204 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
6206 2016-05-04 Alan Modra <amodra@gmail.com>
6209 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
6210 when cr2,3,4 are all fixed regs.
6212 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
6214 PR rtl-optimization/57193
6215 * opts.c (default_options_table): Revert OPT_frename_registers change.
6216 * doc/invoke.texi (-frename-registers, -O2): Likewise.
6218 2016-05-03 Martin Sebor <msebor@redhat.com>
6221 * builtins.c (fold_builtin_FILE): New function.
6222 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
6223 (fold_builtin_0): Call them.
6224 * gimplify.c (gimplify_call_expr): Remove the handling of
6225 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
6228 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
6229 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
6233 * doc/extend.texi (Function Names as Strings): Update __func__,
6234 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
6237 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6238 Richard Biener <rguenther@suse.de>
6240 PR tree-optimization/70916
6241 * tree-if-conv.c: Include cfganal.h.
6242 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
6243 and remove_fake_exit_edges around the optimization pass.
6245 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
6247 * cgraph.c (symbol_table::create_edge): Set inline_failed.
6248 (cgraph_edge::make_direct): Likewise.
6249 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
6250 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
6251 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
6252 (CIF_THUNK): New code.
6253 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
6254 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
6255 (compute_inline_parameters): Set inline_failed for thunks.
6256 (inline_analyze_function): Cleanup.
6257 * ipa-inline.c (can_inline_edge_p): Do not deal with
6258 call_stmt_cannot_inline_p.
6259 (can_early_inline_edge_p): Likewise.
6260 (early_inliner): Initialize inline_failed.
6261 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
6263 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
6265 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
6266 from nonimm_ssenomem_operand.
6267 (nonimm_ssenomem_operand): New predicate.
6268 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
6269 as operand 0 predicate.
6270 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
6271 Disable unsupported alternatives using "enabled" attribute.
6272 Use register_ssemem_operand as operand 0 predicate.
6273 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
6275 2016-05-03 Marek Polacek <polacek@redhat.com>
6278 * input.c (expansion_point_location): New function.
6279 * input.h (expansion_point_location): Declare.
6281 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6283 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6284 occurence with frame_offset_ ones.
6286 2016-05-03 Alan Modra <amodra@gmail.com>
6288 PR rtl-optimization/70890
6289 * ira.c (combine_and_move_insns): When moving def_insn, remove
6292 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6294 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6295 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6296 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6297 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6299 2016-05-03 Alan Modra <amodra@gmail.com>
6301 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6302 for SAVE_MULTIPLE/STORE_MULTIPLE.
6304 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6306 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6307 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6309 2016-05-03 Richard Biener <rguenther@suse.de>
6311 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6313 (gimplify_arg): Likewise.
6314 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6315 re-writing the result to a decl if required.
6316 (internal_get_tmp_var): Add allow_ssa parameter
6317 and override into_ssa with it.
6318 (get_formal_tmp_var): Adjust.
6319 (get_initialized_tmp_var): Add allow_ssa parameter.
6320 (gimplify_arg): Add allow_ssa parameter and avoid generating
6321 SSA names for the result false.
6322 (gimplify_call_expr): If the call may return twice do not
6323 gimplify parameters into SSA.
6324 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6325 (gimplify_modify_expr): Adjust assert. For noreturn calls
6326 with a SSA name LHS adjust its def.
6327 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6328 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6329 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6330 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6331 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6332 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6333 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6334 (optimize_target_teams): Do not allow SSA names for clause operands.
6335 (gimplify_expr): Likewise for where we mark the result addressable.
6336 * passes.def (pass_init_datastructures): Remove.
6337 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6338 (rewrite_stmt): Likewise.
6339 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6340 (replace_locals_op): Replace SSA names.
6341 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6342 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6343 * cgraph.c (release_function_body): Free CFG annotations only
6344 when we have a CFG. Simplify.
6345 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6346 force_gimple_operand instead of get_initialized_tmp_var.
6347 * tree-pass.h (make_pass_init_datastructures): Remove.
6348 * tree-ssa.c (execute_init_datastructures): Remove.
6349 (pass_data_init_datastructures): Likewise.
6350 (class pass_init_datastructures): Likewise.
6351 (make_pass_init_datastructures): Likewise.
6352 * omp-low.c (create_omp_child_function): Init SSA data structures.
6353 (grid_expand_target_grid_body): Likewise.
6354 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6355 name before adding it to names_to_release.
6356 (remove_bb): Always release SSA defs.
6357 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6358 before dereferencing it.
6359 * cgraphunit.c (init_lowered_empty_function): Always
6360 int SSA data structures.
6361 * tree-ssanames.c (release_defs): Remove assert that we are in
6363 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6365 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6366 Uros Bizjak <ubizjak@gmail.com>
6368 PR rtl-optimization/70467
6369 * config/i386/predicates.md (x86_64_hilo_int_operand,
6370 x86_64_hilo_general_operand): New predicates.
6371 * config/i386/constraints.md (Wd): New constraint.
6372 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6373 (general_hilo_operand): New mode attr.
6374 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6375 instead of <general_operand>.
6376 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6377 x86_64_hilo_general_operand instead of <general_operand>.
6379 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6381 PR tree-optimization/70916
6382 * tree-if-conv.c (constant_or_ssa_name): Removed.
6383 (fold_build_cond_expr): Use is_gimple_val instead of
6384 constant_or_ssa_name.
6386 PR tree-optimization/70916
6387 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6388 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6391 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6392 (optimize_atomic_bit_test_and): New function.
6393 (pass_fold_builtins::execute): Use it.
6394 * optabs.def (atomic_bit_test_and_set_optab,
6395 atomic_bit_test_and_complement_optab,
6396 atomic_bit_test_and_reset_optab): New optabs.
6397 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6398 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6399 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6400 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6401 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6402 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6403 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6404 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6405 atomic_bit_test_and_complement@var{mode},
6406 atomic_bit_test_and_reset@var{mode}): Document.
6407 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6408 atomic_bit_test_and_complement<mode>,
6409 atomic_bit_test_and_reset<mode>): New expanders.
6410 (atomic_bit_test_and_set<mode>_1,
6411 atomic_bit_test_and_complement<mode>_1,
6412 atomic_bit_test_and_reset<mode>_1): New insns.
6414 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6416 PR rtl-optimization/70687
6417 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6418 instead of unsigned HOST_WIDE_INT.
6420 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6422 PR rtl-optimization/44281
6423 * hard-reg-set.h (struct target_hard_regs): New field
6424 x_fixed_nonglobal_reg_set.
6425 (fixed_nonglobal_reg_set): New macro.
6426 * reginfo.c (init_reg_sets_1): Initialize it.
6427 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6429 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6431 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6433 PR tree-optimization/56541
6434 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6435 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6436 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6437 (any_complicated_phi): new static variable.
6438 (aggressive_if_conv): delete.
6439 (if_convertible_phi_p): support phis with more than two arguments.
6440 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6441 critical pred edges.
6442 (ifcvt_split_critical_edges): support phis with more than two
6443 arguments by checking new parameter. only split critical edges
6445 (tree_if_conversion): handle simd pragma marked loop using new
6446 local variable aggressive_if_conv. check any_complicated_phi.
6448 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6450 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6453 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6455 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6458 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6460 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6461 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6462 define_insn_and_split.
6463 (mulsi3_i): New define_insn_and_split.
6464 (mulsi3_call): Convert to define_insn.
6465 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6468 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6470 * machmode.h (mode_complex): Add support to give the complex mode
6472 (GET_MODE_COMPLEX_MODE): Likewise.
6473 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6474 stored by build_complex_type and gfc_build_complex_type instead of
6475 trying to figure out the appropriate mode based on the size. Raise
6476 an assertion error, if the type was not set.
6477 * genmodes.c (struct mode_data): Add field for the complex type of
6479 (blank_mode): Likewise.
6480 (make_complex_modes): Remember the complex mode created in the
6482 (emit_mode_complex): Write out the mode_complex array to map a
6483 type mode to the complex version.
6484 (emit_insn_modes_c): Likewise.
6485 * tree.c (build_complex_type): Set the complex type to use before
6486 calling layout_type.
6487 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6488 support for __float128 complex datatypes.
6489 (rs6000_hard_regno_mode_ok): Likewise.
6490 (rs6000_setup_reg_addr_masks): Likewise.
6491 (rs6000_complex_function_value): Likewise.
6492 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6493 __float128 and __ibm128 complex.
6494 (FLOAT128_IBM_P): Likewise.
6495 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6496 * doc/extend.texi (Additional Floating Types): Document that
6497 -mfloat128 must be used to enable __float128. Document complex
6498 __float128 and __ibm128 support.
6500 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6503 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6504 char/short arguments promoted to int because of promote_prototypes.
6506 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6508 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6509 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6510 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6511 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6512 alternatives using "enabled" attribute. Use register_ssemem_operand
6513 as operand 1 predicate.
6514 (*cmpi<unord>xf_i387): Split XFmode pattern from
6515 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6516 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6517 *absneg<mode>2_i387. Disable unsupported alternatives using
6518 "enabled" attribute.
6519 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6521 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6523 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6525 (oacc_loop_process): Check mask for loop termination.
6527 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6529 * cif-code.def (CIF_THUNK): Add.
6530 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6533 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6535 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6536 (dump_inline_summary): Dump it.
6537 (fp_expression_p): New predicate.
6538 (estimate_function_body_sizes): Use it.
6539 (inline_merge_summary): Merge fp_expressions.
6540 (inline_read_section): Read fp_expressions.
6541 (inline_write_summary): Write fp_expressions.
6542 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6543 codegen boundary if either caller or callee is !fp_expressions.
6544 * ipa-inline.h (inline_summary): Add fp_expressions.
6545 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6546 to fp_expressions be sure the fp generation flags are updated.
6548 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6550 PR rtl-optimization/70467
6551 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6553 PR rtl-optimization/70467
6554 * ipa-pure-const.c (check_call): Handle internal calls even in
6555 ipa mode like in local mode.
6557 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6559 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6561 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6563 * match.pd (X u< X, X u> X): New transformations.
6565 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6567 * flag-types.h (enum warn_strict_overflow_code): Move ...
6568 * coretypes.h: ... here.
6569 * fold-const.h (fold_overflow_warning): Declare.
6570 * fold-const.c (fold_overflow_warning): Make non-static.
6571 (fold_comparison): Move the transformation of X +- C1 CMP C2
6572 into X CMP C2 -+ C1 ...
6573 * match.pd: ... here.
6574 * gimple-fold.c (fold_stmt_1): Protect with
6575 fold_defer_overflow_warnings.
6577 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6579 * omp-low.c (struct oacc_loop): Add 'inner' field.
6580 (new_oacc_loop_raw): Initialize it to zero.
6581 (oacc_loop_fixed_partitions): Initialize it.
6582 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6583 available partitioning.
6585 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6587 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6589 (umulsidi3): Likewise.
6590 (indirect_jump): Fix jump instruction assembly patterns.
6592 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6595 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6596 (nvptx_function_value): Assert non-NULL cfun.
6598 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6600 PR rtl-optimization/70886
6601 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6603 * cselib.h (rtx_equal_for_cselib_1): Declare.
6604 (rtx_equal_for_cselib_p: New inline function.
6605 * cselib.c (rtx_equal_for_cselib_p): Delete.
6606 (rtx_equal_for_cselib_1): Make public.
6608 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6610 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6611 (register_mixssei387nonimm_operand): Remove predicate.
6612 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6613 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6614 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6615 for TARGET_MIX_SSE_I387 alternatives.
6616 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6617 Disable unsupported alternatives using "enabled" attribute. Use
6618 nonimm_ssenomem_operand as operand 1 predicate. Also check
6619 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6621 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6623 * tree.c (cst_and_fits_in_hwi): Simplify.
6625 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6627 * tree.h (wi::to_wide): New function.
6628 * expr.c (expand_expr_real_1): Use wi::to_wide.
6629 * fold-const.c (int_const_binop_1): Likewise.
6630 (extract_muldiv_1): Likewise.
6632 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6634 * wide-int.h: Update offset_int and widest_int documentation.
6635 (WI_SIGNED_SHIFT_RESULT): New macro.
6636 (wi::binary_shift): Define signed_shift_result_type for
6637 shifts on offset_int- and widest_int-like types.
6638 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6639 * tree.h (int_bit_position): Use shift operators instead of wi::
6641 * alias.c (adjust_offset_for_component_ref): Likewise.
6642 * expr.c (get_inner_reference): Likewise.
6643 * fold-const.c (fold_comparison): Likewise.
6644 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6645 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6646 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6647 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6648 (stmt_kills_ref_p): Likewise.
6649 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6650 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6651 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6652 (ao_ref_init_from_vn_reference): Likewise.
6654 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6656 * wide-int.h: Update offset_int and widest_int documentation.
6657 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6658 (wi::binary_traits): Allow ordered comparisons between offset_int and
6659 offset_int, between widest_int and widest_int, and between either
6660 of these types and basic C types.
6661 (operator <, <=, >, >=): Define for the same combinations.
6662 * tree.h (tree_int_cst_lt): Use comparison operators instead
6663 of wi:: comparisons.
6664 (tree_int_cst_le): Likewise.
6665 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6666 (fold_nonarray_ctor_reference): Likewise.
6667 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6668 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6669 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6670 * tree-sra.c (completely_scalarize): Likewise.
6671 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6672 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6673 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6674 (check_for_binary_op_overflow): Likewise.
6675 (search_for_addr_array): Likewise.
6676 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6678 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6680 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6681 (arc_save_restore): Likewise.
6682 (arc_dwarf_register_span): Likewise.
6683 (arc_output_pic_addr_const): Initialize suffix variable.
6685 2016-05-02 Martin Liska <mliska@suse.cz>
6687 * symbol-summary.h (function_summary::function_summary):
6688 Remove checking assert for all cgraph nodes.
6689 (function_summary::get): Check summary_uid.
6690 (symtab_insertion): Check summary_uid.
6692 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6694 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6695 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6697 (arc_dwarf_register_span): Remove enum keyword.
6698 (compact_memory_operand_p): New function.
6699 * config/arc/arc.h (reg_class): Add code density register classes.
6700 (REG_CLASS_NAMES): Likewise.
6701 (REG_CLASS_CONTENTS): Likewise.
6702 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6703 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6704 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6705 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6706 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6708 (h, Rcd, Rsd, Rzd): New register constraints.
6709 (T): Use compact_memory_operand_p function.
6710 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6712 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6714 * config/sh/sh.md (*negnegt, *movtt): Remove.
6716 2016-05-02 Marek Polacek <polacek@redhat.com>
6717 Tom de Vries <tom@codesourcery.com>
6719 PR tree-optimization/70700
6720 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6721 bigger than FIRST_REF_NODE.
6723 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6726 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6728 (prepare_cbranch_operands): Don't use scratch register. Assume that
6729 function is used when pseudos can be created.
6730 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6731 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6732 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6733 define_expand. Allow it only when pseudos can be created.
6734 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6736 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6738 * config/i386/constraints.md (BC): Only allow -1 operands.
6739 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6740 Add "enabled" attribute. Update XI mode attribute calculation.
6741 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6742 (*movoi_internal_avx): Update XI mode attribute calculation.
6743 (*movti_internal): Ditto.
6745 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6747 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6748 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6750 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6752 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6753 statement on instruction code. Remove trailing spaces.
6754 (altivec_expand_stv_builtin): Likewise.
6756 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6758 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6759 (TARGET_FPU_DOUBLE): Simplify.
6760 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6761 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6762 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6763 with 'TARGET_FPU_DOUBLE'.
6764 * config/sh/sh.md: Likewise.
6766 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6768 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6769 SH_DIV_STR_FOR_SIZE): Remove.
6770 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6771 SH_DIV_STR_FOR_SIZE): Remove.
6773 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6775 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6776 logical_reg_operand): Delete.
6777 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6778 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6779 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6780 match_operand and match_test.
6781 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6782 variables on their first use. Return bool values.
6783 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6784 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6785 arith_reg_operand for input operand. Remove empty constraints.
6787 (*xorsi3_compact): Rename to xorsi3.
6788 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6789 (*zero_extend<mode>si2_disp_mem): Update comment.
6792 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6794 * config/sh/t-sh: Remove SH5 support.
6795 * config.gcc: Likewise.
6796 * configure: Likewise.
6798 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6800 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6802 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6804 * config/sh/sh.c (register_sh_passes, sh_option_override,
6805 sh_print_operand, prepare_move_operands,
6806 sh_can_follow_jump): Remove TARGET_SH1 checks.
6807 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6808 PROMOTE_MODE): Likewise.
6809 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6812 2016-04-30 Alan Modra <amodra@gmail.com>
6814 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6815 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6816 Check for user regs later to avoid unnecessary looping over regs.
6817 Merge user reg check with non-saved reg check. Don't force
6818 inline VR restore when static chain used.
6819 (rs6000_frame_related): Omit eh_frame info for user regs when
6821 (fixed_regs_p): Delete.
6823 2016-04-30 Alan Modra <amodra@gmail.com>
6825 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
6826 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
6829 2016-04-30 Alan Modra <amodra@gmail.com>
6832 * config/rs6000/rs6000.c (fixed_reg_p): New function.
6833 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
6836 2016-04-30 Alan Modra <amodra@gmail.com>
6838 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6839 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
6840 flag_pic test for Darwin.
6842 2016-04-30 Alan Modra <amodra@gmail.com>
6844 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
6845 throw_calls_crossed.
6846 (REG_FREQ_CALLS_CROSSED): Delete.
6847 (REG_N_THROWING_CALLS_CROSSED): Delete.
6848 * regstat.c (regstat_bb_compute_ri): Don't calculate
6849 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
6850 (dump_reg_info): Don't print call cross frequency.
6851 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
6852 and REG_N_THROWING_CALLS_CROSSED.
6854 2016-04-30 Alan Modra <amodra@gmail.com>
6856 * regs.h (struct reg_info_t): Delete live_length.
6857 (REG_LIVE_LENGTH): Delete macro.
6858 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
6859 local_live, local_processed and local_live_last_luid params.
6860 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
6862 (regstat_compute_ri): Adjust for above. Don't set
6864 (dump_reg_info): Don't print live length.
6865 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
6866 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
6867 Localize loop_depth var.
6869 2016-04-30 Alan Modra <amodra@gmail.com>
6871 * ira.c (enum valid_equiv): New.
6872 (validate_equiv_mem): Return enum.
6873 (update_equiv_mem): Create replacement in more cases.
6874 (add_store_equivs): Update validate_equiv_mem call.
6876 2016-04-30 Alan Modra <amodra@gmail.com>
6878 * ira.c (combine_and_move_insns): Rather than scanning insns,
6879 use DF infrastucture to find use and def insns.
6881 2016-04-30 Alan Modra <amodra@gmail.com>
6883 ira.c (combine_and_move_insns): Move invariant conditions..
6884 (ira.c): ..to here. Call combine_and_move_insns before
6885 add_store_equivs. Call grow_reg_equivs later. Allocate
6886 req_equiv later using max_reg_num() rather than global max_regno.
6887 (contains_replace_regs): Delete.
6888 (add_store_equivs): Remove contains_replace_regs test.
6890 2016-04-30 Alan Modra <amodra@gmail.com>
6892 * ira.c (struct equiv_mem_data): New.
6893 (equiv_mem, equiv_mem_modified): Delete static vars.
6894 (validate_equiv_mem_from_store): Use "data" param to communicate..
6895 (validate_equiv_mem): ..from here.
6897 2016-04-30 Alan Modra <amodra@gmail.com>
6899 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
6901 (update_reg_equivs): ..here. Move allocation and freeing of
6902 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
6903 end_alias_analysis to..
6906 2016-04-30 Alan Modra <amodra@gmail.com>
6908 * ira.c (pdx_subregs): Delete.
6909 (struct equivalence): Add pdx_subregs field.
6910 (set_paradoxical_subreg): Remove pdx_subregs param. Update
6912 (update_equiv_regs): Don't create or free pdx_subregs. Update
6915 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6917 * config/rs6000/altivec.h: Change definitions of vec_xl and
6919 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
6920 (LD_ELEMREV_V2DI): New.
6921 (LD_ELEMREV_V4SF): New.
6922 (LD_ELEMREV_V4SI): New.
6923 (LD_ELEMREV_V8HI): New.
6924 (LD_ELEMREV_V16QI): New.
6925 (ST_ELEMREV_V2DF): New.
6926 (ST_ELEMREV_V2DI): New.
6927 (ST_ELEMREV_V4SF): New.
6928 (ST_ELEMREV_V4SI): New.
6929 (ST_ELEMREV_V8HI): New.
6930 (ST_ELEMREV_V16QI): New.
6933 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6934 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
6935 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
6936 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
6937 (altivec_expand_builtin): Add handling for
6938 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
6939 (rs6000_invalid_builtin): Add error-checking for
6940 RS6000_BTM_P9_VECTOR.
6941 (altivec_init_builtins): Define builtins used to implement vec_xl
6943 (rs6000_builtin_mask_names): Define power9-vector.
6944 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
6945 (RS6000_BTM_P9_VECTOR): Define.
6946 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
6947 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
6948 (vsx_ld_elemrev_v2df): Likewise.
6949 (vsx_ld_elemrev_v4sf): Likewise.
6950 (vsx_ld_elemrev_v4si): Likewise.
6951 (vsx_ld_elemrev_v8hi): Likewise.
6952 (vsx_ld_elemrev_v16qi): Likewise.
6953 (vsx_st_elemrev_v2df): Likewise.
6954 (vsx_st_elemrev_v2di): Likewise.
6955 (vsx_st_elemrev_v4sf): Likewise.
6956 (vsx_st_elemrev_v4si): Likewise.
6957 (vsx_st_elemrev_v8hi): Likewise.
6958 (vsx_st_elemrev_v16qi): Likewise.
6959 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
6962 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
6964 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
6966 (simplify_control_stmt_condition_1): ... here. Recurse into
6967 BIT_AND_EXPRs and BIT_IOR_EXPRs.
6969 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
6972 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
6973 (zero_extendqi<mode>2_dot): Revert earlier conversion from
6974 define_insn_and_split to define_insn.
6975 (zero_extendqi<mode>2_dot2): Same.
6976 (extendqi<mode>2_dot): Same.
6977 (extendqi<mode>2_dot2): Same.
6979 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6981 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
6982 (probe_stack): New expander.
6983 (probe_stack_<mode>): New insn pattern.
6985 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6987 * config/i386/i386.md
6988 (operations with memory inputs setting flags peephole2):
6989 Remove uneeded REG_P checks. Cleanup pattern generation.
6991 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
6993 * tree-vect-loop.c (vect_transform_loop): Fix
6994 nb_iterations_upper_bound computation for vectorized loop.
6996 2016-04-29 Marek Polacek <polacek@redhat.com>
6997 Jakub Jelinek <jakub@redhat.com>
7000 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
7001 TARGET_EXPR_SLOT as a base.
7003 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
7005 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
7006 with 'rCm2' constraints to limit possible immediate size.
7007 (*load_zeroextendqisi_update): Likewise.
7008 (*load_signextendqisi_update): Likewise.
7009 (*loadhi_update): Likewise.
7010 (*load_zeroextendhisi_update): Likewise.
7011 (*load_signextendhisi_update): Likewise.
7012 (*loadsi_update): Likewise.
7013 (*loadsf_update): Likewise.
7015 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7017 * config/i386/predicates.md (constm1_operand): Fix comparison.
7019 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7021 * testsuite/gcc.target/arc/ieee_eq.c: New test.
7023 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
7025 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
7026 remaining SH5 related settings.
7027 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
7028 shmedia_prepare_call_address): Delete.
7029 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
7030 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
7031 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
7032 UNSUPPORTED_SH2A): Remove m5 checks.
7033 (sh_divide_strategy_e): Remove SH5 division strategies.
7034 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
7035 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
7037 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
7039 * config/s390/s390.c (s390_rtx_costs): Update documentation.
7041 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7043 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
7044 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
7046 * config/s390/vector.md ("mov<mode>"): Likewise.
7048 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
7050 * config/s390/constraints.md ("U", "W"): Invoke
7051 s390_mem_constraint with "ZR" and "ZT".
7052 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
7053 addresses when using LRA. Accept also short displacements for S
7054 and T constraints. Do not check for long displacement target for
7055 S and T constraints.
7056 (s390_mem_constraint): Remove handling of U and W constraints.
7057 * config/s390/s390.md (various patterns): Remove the short
7058 displacement constraints (Q and R) if a long displacement
7059 constraint is present. Add longdisp as required CPU capability.
7060 * config/s390/vector.md: Likewise.
7061 * config/s390/vx-builtins.md: Likewise.
7063 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7066 * reload1.c (reload): Call finish_spills before
7067 restarting reload loop. Skip select_reload_regs
7068 if update_eliminables_and_spill returns true.
7070 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7072 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
7073 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
7074 (umulhisi3_imm): Update predicates and constraint letters.
7075 (umulhisi3_reg): Declare instruction as commutative.
7076 * config/arc/constraints.md (J12, J16): New constraints.
7077 * config/arc/predicates.md (short_unsigned_const_operand): New
7079 (arc_short_operand): Likewise.
7080 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
7082 2016-04-29 Richard Biener <rguenther@suse.de>
7084 PR tree-optimization/13962
7085 PR tree-optimization/65686
7086 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
7087 * tree-ssa-alias.c (ptrs_compare_unequal): New function
7088 using PTA to compare pointers.
7089 * match.pd: Add pattern for pointer equality compare simplification
7090 using ptrs_compare_unequal.
7092 2016-04-29 Richard Biener <rguenther@suse.de>
7094 * stor-layout.c (layout_type): Do not build a pointer-to-element
7097 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7099 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
7100 Use SWI mode iterator. Use general_reg_operand predicate.
7101 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
7102 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
7105 2016-04-29 Jakub Jelinek <jakub@redhat.com>
7108 * fold-const.c (operand_equal_p): Don't verify hash value equality
7110 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
7113 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7116 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
7117 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
7118 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
7119 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
7120 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
7122 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7124 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
7125 to info. Don't initialize separate fields to 0. Clean up
7128 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7130 * config/i386/i386.md (peephole2s for operations with memory inputs):
7131 Use SWI mode iterator.
7132 (peephole2s for operations with memory outputs): Ditto.
7133 Do not check for stack checking probe.
7135 (probe_stack): Remove expander.
7137 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7138 Andrew Burgess <andrew.burgess@embecosm.com>
7140 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
7141 operands as 32-bits.
7143 2016-04-28 Jason Merrill <jason@redhat.com>
7145 * gdbinit.in: Skip line-map.h.
7147 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7148 Andrew Burgess <andrew.burgess@embecosm.com>
7150 * config/arc/arc.c (arc_conditional_register_usage): Take
7151 TARGET_RRQ_CLASS into account.
7152 (arc_print_operand): Support printing 'p' and 's' operands.
7153 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
7155 (TARGET_RRQ_CLASS): Define.
7156 (IS_POWEROF2_OR_0_P): Define.
7157 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
7159 (*tst_movb): New define_insn.
7160 (*tst): Avoid recognition if it could prevent '*tst_movb'
7161 combination; replace c/CnL with c/Chs alternative.
7162 (*tst_bitfield_tst): New define_insn.
7163 (*tst_bitfield_asr): New define_insn.
7164 (*tst_bitfield): New define_insn.
7165 (andsi3_i): Add Rrq variant.
7166 (extzv): New define_expand.
7167 (insv): New define_expand.
7168 (*insv_i): New define_insn.
7169 (*movb): New define_insn.
7170 (*movb_signed): New define_insn.
7171 (*movb_high): New define_insn.
7172 (*movb_high_signed): New define_insn.
7173 (*movb_high_signed + 1): New define_split pattern.
7174 (*mrgb): New define_insn.
7175 (*mrgb + 1): New define_peephole2 pattern.
7176 (*mrgb + 2): New define_peephole2 pattern.
7177 * config/arc/arc.opt (mbitops): New option for nps400, uses
7178 TARGET_NPS_BITOPS_DEFAULT.
7179 * config/arc/constraints.md (q): Make register class conditional.
7180 (Rrq): New register constraint.
7181 (Chs): New constraint.
7182 (Clo): New constraint.
7183 (Chi): New constraint.
7184 (Cbf): New constraint.
7185 (Cbn): New constraint.
7186 (C18): New constraint.
7187 (Cbi): New constraint.
7189 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7191 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
7193 (bitmap_intersection_of_preds): Ditto.
7194 (bitmap_union_of_succs): Ditto.
7195 (bitmap_union_of_preds): Ditto.
7196 * sbitmap.c (do_popcount): Delete.
7197 (BITMAP_DEBUGGING): Delete.
7198 (sbitmap_verify_popcount): Delete.
7199 (sbitmap_alloc): Don't initialize the popcount field.
7200 (sbitmap_alloc_with_popcount): Delete.
7201 (sbitmap_resize): Don't resize the popcount array.
7202 (sbitmap_vector_alloc): Don't initialize the popcount field.
7203 (bitmap_copy): Don't copy the popcount array.
7204 (bitmap_clear): Don't clear the popcount array.
7205 (bitmap_clear): Delete the popcount array handling.
7206 (bitmap_ior_and_compl): Delete the popcount assert.
7207 (bitmap_not): Ditto.
7208 (bitmap_and_compl): Ditto.
7209 (bitmap_and): Delete the popcount array handling.
7210 (bitmap_xor): Ditto.
7211 (bitmap_ior): Ditto.
7212 (bitmap_or_and): Delete the popcount assert.
7213 (bitmap_and_or): Ditto.
7214 (popcount_table): Delete.
7215 (sbitmap_elt_popcount): Delete.
7216 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
7217 (bitmap_set_bit): Delete the popcount assert.
7218 (bitmap_clear_bit): Ditto.
7219 (sbitmap_free): Don't free the popcount array.
7220 (sbitmap_alloc_with_popcount): Delete declaration.
7221 (sbitmap_popcount): Ditto.
7223 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7224 Andrew Burgess <andrew.burgess@embecosm.com>
7226 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
7227 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
7228 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
7229 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
7230 * config/arc/arc.opt (mcmem): New option.
7231 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
7232 supply length for r/m alternative.
7233 (*extendqisi2_ac): Likewise.
7234 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
7236 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
7237 (movhi_insn): Likewise.
7238 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
7239 (*zero_extendqihi2_i): Add r/Ucm alternative.
7240 (*zero_extendqisi2_ac): Likewise.
7241 (*zero_extendhisi2_i): Likewise.
7242 * config/arc/constraints.md (Uex): New memory constraint.
7243 (Ucm): New define_constraint.
7244 * config/arc/predicates.md (long_immediate_loadstore_operand):
7245 Return 0 for MEM with cmem_address address.
7246 (cmem_address_0): New predicates.
7247 (cmem_address_1): Likewise.
7248 (cmem_address_2): Likewise.
7249 (cmem_address): Likewise.
7251 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7253 * config/rs6000/rs6000.c (machine_function): Rename
7254 insn_chain_scanned_p to spe_insn_chain_scanned_p.
7255 (rs6000_stack_info): Adjust.
7257 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7258 Andrew Burgess <andrew.burgess@embecosm.com>
7260 * config/arc/constraints.md (Usd): Convert to define_constraint.
7264 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7267 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
7268 Add new peephole2 where the first insn is *mov<mode>_or instead of
7269 *mov<mode>_internal.
7271 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
7273 * tracer.c (bb_seen): Make static.
7275 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7277 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7278 support, setup defaults.
7279 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7280 * config/arc/arc.c (arc_init): Add NPS400 support.
7281 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7282 (TARGET_ARC700): NPS400 is also an ARC700.
7283 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7285 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7288 * config/nds32/nds32.md (casesi): Don't access the operands array
7291 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7293 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7294 (or $-1,reg peephole2): Ditto.
7295 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7297 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7299 * doc/extend.texi (Common Function Attributes) [optimize]:
7300 Discourage use of the optimize attribute.
7302 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7304 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7305 special case builtin.
7306 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7307 ALTIVEC_BUILTIN_VEC_ADDE.
7308 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7309 support for ALTIVEC_BUILTIN_VEC_ADDE.
7310 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7311 for __builtin_vec_adde.
7313 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7315 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7316 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7318 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7321 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7322 attributes): Document cilkplus_runtime.
7324 2016-04-28 Martin Jambor <mjambor@suse.cz>
7326 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7327 this function. Call verify_expr on MEM_REFs and bases of other
7330 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7332 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7333 for WORD_REGISTER_OPERATIONS to runtime check.
7335 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7337 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7339 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7341 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7342 big-endian compilation.
7343 * config/arc/arc.md (addf3): Likewise.
7347 2016-04-28 Richard Biener <rguenther@suse.de>
7349 PR tree-optimization/70840
7350 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7351 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7352 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7353 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7355 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7357 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7358 and explain why in a comment.
7360 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7362 * config/arc/arc.md (cpu_facility): Add fpx variant.
7363 (subdf3): Prohibit use reverse sub when assist operations option
7365 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7366 instructions only when FPX is enabled.
7367 * testsuite/gcc.target/arc/trsub.c: New test.
7369 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7371 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7372 mult_operator when calculating "type" attribute.
7373 (*fop_<mode>_1_i387): Ditto.
7374 (*fop_xf_1_i387): Ditto.
7375 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7376 Use std::swap to swap operands. Use RTL expressions to generate
7379 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7380 Joern Rennecke <joern.rennecke@embecosm.com>
7382 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7384 (emit_pic_move): Remove.
7385 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7386 * config/arc/arc.c (emit_pic_move): Removed.
7387 (TARGET_HAVE_TLS): Define.
7388 (arc_conditional_register_usage): Test for arc_tp_regno.
7389 (arc_print_operand, arc_print_operand_address): Handle TLS
7391 (arc_needs_pcl_p): New function.
7392 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7393 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7394 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7395 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7396 (arc_legitimize_tls_address): Likewise.
7397 (DTPOFF_ZERO_SYM): Define.
7398 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7399 (arc_output_pic_addr_const): Print TLS unspecs.
7400 (prepare_pic_move): New function, replaces emit_pic_move.
7401 (arc_legitimate_constant_p): Handle TLS unspecs.
7402 (arc_legitimate_address_p): Likewise.
7403 (arc_rewrite_small_data_p): Use assert for TLS constants.
7404 (prepare_move_operands): Use prepare_pic_move.
7405 (arc_legitimize_address): Legitimize tls addresses.
7406 (arc_epilogue_uses): Check for arc_tp_regno.
7407 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7408 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7410 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7412 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7413 %(arc_tls_extra_start_spec).
7414 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7415 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7417 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7418 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7419 (UNSPEC_TLS_OFF): Add.
7421 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7422 (get_thread_pointersi): New patterns.
7423 * config/arc/arc.opt (mtp-regno): New option.
7424 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7425 (move_dest_operand): Likewise.
7426 * configure: Regenerate.
7427 * configure.ac: Add arc*-*-* case to test for tls.
7428 * doc/invoke.texi (ARC options): Document mtp-regno.
7430 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7432 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7433 the new ARC HS SIMD instructions.
7434 (arc_preferred_simd_mode): New function.
7435 (arc_autovectorize_vector_sizes): Likewise.
7436 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7437 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7438 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7439 (arc_init_builtins): Add new SIMD builtin types.
7440 (arc_split_move): Handle 64 bit vector moves.
7441 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7442 (TARGET_PLUS_QMACW): Define.
7443 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7444 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7445 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7446 (VSUBADD4H): New builtins.
7447 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7448 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7450 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7451 Matthias Klose <doko@debian.org>
7453 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7455 2016-04-28 Richard Biener <rguenther@suse.de>
7458 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7461 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7463 * common/config/sh/sh-common.c: Remove SH5 support.
7464 * config/sh/constraints.md: Likewise.
7465 * config/sh/config/sh/elf.h: Likewise.
7466 * config/sh/linux.h: Likewise.
7467 * config/sh/netbsd-elf.h: Likewise.
7468 * config/sh/predicates.md: Likewise.
7469 * config/sh/sh-c.c: Likewise.
7470 * config/sh/sh-protos.h: Likewise.
7471 * config/sh/sh.c: Likewise.
7472 * config/sh/sh.h: Likewise.
7473 * config/sh/sh.md: Likewise.
7474 * config/sh/sh.opt: Likewise.
7475 * config/sh/sync.md: Likewise.
7476 * config/sh/sh64.h: Delete.
7477 * config/sh/shmedia.h: Likewise.
7478 * config/sh/shmedia.md: Likewise.
7479 * config/sh/sshmedia.h: Likewise.
7480 * config/sh/t-netbsd-sh5-64: Likewise.
7481 * config/sh/t-sh64: Likewise.
7482 * config/sh/ushmedia.h: Likewise.
7484 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7486 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7487 general_reg_operand instead of register_operand predicate.
7489 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7491 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7493 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7495 * match.pd (A - B > A, A + B < A): New transformations.
7497 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7499 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7500 which defaults to true. Emit an outer pair of parentheses only if
7501 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7502 don't emit parentheses for the right-hand operand.
7504 2016-04-27 Jeff Law <law@redhat.com>
7506 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7508 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7510 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7511 (altivec_lvx_<mode>_internal): Document.
7512 (altivec_lvx_<mode>_2op): New define_insn.
7513 (altivec_lvx_<mode>_1op): Likewise.
7514 (altivec_lvx_<mode>_2op_si): Likewise.
7515 (altivec_lvx_<mode>_1op_si): Likewise.
7516 (altivec_stvx_<mode>): Remove.
7517 (altivec_stvx_<mode>_internal): Document.
7518 (altivec_stvx_<mode>_2op): New define_insn.
7519 (altivec_stvx_<mode>_1op): Likewise.
7520 (altivec_stvx_<mode>_2op_si): Likewise.
7521 (altivec_stvx_<mode>_1op_si): Likewise.
7522 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7523 Expand vec_ld and vec_st during parsing.
7524 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7526 (altivec_expand_stvx_be): Likewise.
7527 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7528 address-masking behavior in RTL.
7529 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7530 address-masking behavior in RTL.
7531 (altivec_expand_builtin): Change builtin code arguments for calls
7532 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7533 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7534 presence of lvx/stvx patterns.
7535 (alignment_with_canonical_addr): New function.
7536 (alignment_mask): Likewise.
7537 (find_alignment_op): Likewise.
7538 (recombine_lvx_pattern): Likewise.
7539 (recombine_stvx_pattern): Likewise.
7540 (recombine_lvx_stvx_patterns): Likewise.
7541 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7542 stvx patterns from expand.
7543 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7545 (vector_altivec_store_<mode>): Likewise.
7547 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7549 * config/aarch64/aarch64.md
7550 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7551 remove the "fp" attributes.
7552 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7553 add the "simd" attributes.
7554 (*movdf_aarch64): Likewise.
7555 (*movtf_aarch64): Remove the "fp" attributes.
7556 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7557 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7559 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7561 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7562 rtx to rtx_code_label *.
7563 * rtl.h (maybe_set_first_label_num): Likewise.
7565 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7567 * df-core.c (df_add_problem): Make the problem param be const.
7568 (df_remove_problem): Make local "problem" be const.
7569 * df-problems.c (problem_RD): Make const.
7570 (problem_LR): Likewise.
7571 (problem_LIVE): Likewise.
7572 (problem_MIR): Likewise.
7573 (problem_CHAIN): Likewise.
7574 (problem_WORD_LR): Likewise.
7575 (problem_NOTE): Likewise.
7576 (problem_MD): Likewise.
7577 * df-scan.c (problem_SCAN): Likewise.
7578 * df.h (struct df_problem): Make field "dependent_problem" be
7580 (struct dataflow): Likewise for field "problem".
7581 (df_add_problem): Make param const.
7583 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7585 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7586 inter-unit moves to/from vector registers are enabled. Do not disable
7589 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7591 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7592 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7594 (enum df_problem_id): ...this new enum.
7595 (struct df_problem): Convert field "id" from "int" to
7598 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7600 * rtl.def: Update comment for "things in the instruction chain" to
7601 reflect the removal of the leading "i" field for INSN_UID in
7602 r210360. Fix bogus apostrophe.
7604 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7606 * config/i386/i386.md
7607 (lea arith with mem operand + setcc peephole2): Set operator mode.
7609 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7612 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7613 (dimode_scalar_to_vector_candidate_p): This.
7614 (timode_scalar_to_vector_candidate_p): New function.
7615 (scalar_to_vector_candidate_p): Likewise.
7616 (timode_check_non_convertible_regs): Likewise.
7617 (timode_remove_non_convertible_regs): Likewise.
7618 (remove_non_convertible_regs): Likewise.
7619 (remove_non_convertible_regs): Renamed to ...
7620 (dimode_remove_non_convertible_regs): This.
7621 (scalar_chain::~scalar_chain): Make it virtual.
7622 (scalar_chain::compute_convert_gain): Make it pure virtual.
7623 (scalar_chain::mark_dual_mode_def): Likewise.
7624 (scalar_chain::convert_insn): Likewise.
7625 (scalar_chain::convert_registers): Likewise.
7626 (scalar_chain::add_to_queue): Make it protected.
7627 (scalar_chain::emit_conversion_insns): Likewise.
7628 (scalar_chain::replace_with_subreg): Likewise.
7629 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7630 (scalar_chain::convert_op): Likewise.
7631 (scalar_chain::convert_reg): Likewise.
7632 (scalar_chain::make_vector_copies): Likewise.
7633 (scalar_chain::convert_registers): New pure virtual function.
7634 (class dimode_scalar_chain): New class.
7635 (class timode_scalar_chain): Likewise.
7636 (scalar_chain::mark_dual_mode_def): Renamed to ...
7637 (dimode_scalar_chain::mark_dual_mode_def): This.
7638 (timode_scalar_chain::mark_dual_mode_def): New function.
7639 (timode_scalar_chain::convert_insn): Likewise.
7640 (dimode_scalar_chain::convert_registers): Likewise.
7641 (scalar_chain::compute_convert_gain): Renamed to ...
7642 (dimode_scalar_chain::compute_convert_gain): This.
7643 (scalar_chain::replace_with_subreg): Renamed to ...
7644 (dimode_scalar_chain::replace_with_subreg): This.
7645 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7646 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7647 (scalar_chain::make_vector_copies): Renamed to ...
7648 (dimode_scalar_chain::make_vector_copies): This.
7649 (scalar_chain::convert_reg): Renamed to ...
7650 (dimode_scalar_chain::convert_reg ): This.
7651 (scalar_chain::convert_op): Renamed to ...
7652 (dimode_scalar_chain::convert_op): This.
7653 (scalar_chain::convert_insn): Renamed to ...
7654 (dimode_scalar_chain::convert_insn): This.
7655 (scalar_chain::convert): Call convert_registers.
7656 (convert_scalars_to_vector): Change to scalar_chain pointer to
7657 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7658 in 32-bit mode. Delete scalar_chain pointer. Call
7659 free_dominance_info in 64-bit mode.
7660 (pass_stv::gate): Remove TARGET_64BIT check.
7661 (ix86_option_override): Put the 64-bit STV pass before the CSE
7664 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7666 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7667 dw_loc_frame_offset field.
7668 * dwarf2out.c (new_loc_descr): Likewise.
7669 (resolve_args_picking_1): Turn the VISITED hash set into a
7670 FRAME_OFFSET hash map. Use it to associate a frame offset to
7671 visited nodes. Remove uses of the CHECKING_P macro.
7672 (resolve_args_picking): Update call to resolve_args_picking_1.
7674 2016-04-27 Martin Liska <mliska@suse.cz>
7676 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7677 (free_loop_data): Release vuses of groups.
7679 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7681 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7682 instead of redundant use_id and boolean have_use_for.
7683 (struct iv_use): Change sub_id into group_id. Remove field next.
7684 Move fields: related_cands, n_map_members, cost_map and selected
7686 (struct iv_group): ... here. New structure.
7687 (struct iv_common_cand): Use structure declaration directly.
7688 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7689 (MAX_CONSIDERED_USES): Rename macro to ...
7690 (MAX_CONSIDERED_GROUPS): ... here.
7691 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7692 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7693 (dump_uses): Rename to ...
7694 (dump_groups): ... here. Update all uses.
7695 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7696 (find_induction_variables): Refactor format of dump information.
7697 (record_sub_use): Delete.
7698 (record_use): Update all uses.
7699 (record_group): New function.
7700 (record_group_use, find_interesting_uses_op): Call above functions.
7702 (find_interesting_uses_cond): Ditto.
7703 (group_compare_offset): New function.
7704 (split_all_small_groups): Rename to ...
7705 (split_small_address_groups_p): ... here. Update all uses.
7706 (split_address_groups): Update all uses.
7707 (find_interesting_uses): Refactor format of dump information.
7708 (add_candidate_1): Update all uses. Remove redundant check on iv,
7710 (add_candidate, record_common_cand): Remove redundant assert.
7711 (add_iv_candidate_for_biv): Update use.
7712 (add_iv_candidate_derived_from_uses): Update all uses.
7713 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7714 (alloc_use_cost_map): Ditto.
7715 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7716 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7717 (determine_use_iv_cost_generic): Ditto.
7718 (determine_group_iv_cost_generic): Ditto.
7719 (determine_use_iv_cost_address): Ditto.
7720 (determine_group_iv_cost_address): Ditto.
7721 (determine_use_iv_cost_condition): Ditto.
7722 (determine_group_iv_cost_cond): Ditto.
7723 (determine_use_iv_cost): Ditto.
7724 (determine_group_iv_cost): Ditto.
7725 (set_autoinc_for_original_candidates): Update all uses.
7726 (find_iv_candidates): Update all uses. Refactor dump information.
7727 (determine_use_iv_costs): Ditto.
7728 (determine_iv_costs): Ditto.
7729 (iv_ca_cand_for_use): Rename to ...
7730 (iv_ca_cand_for_group): ... here. Update all uses.
7731 (iv_ca_add_use, iv_ca_add_group): Ditto.
7732 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7733 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7734 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7735 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7736 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7737 (create_new_iv, adjust_iv_update_pos): Ditto.
7738 (rewrite_use_address): Delete.
7739 (rewrite_use_address_1): Rename to ...
7740 (rewrite_use_address): ... here.
7741 (rewrite_use_compare): Update all uses.
7742 (rewrite_use): Delete.
7743 (rewrite_uses): Rename to ...
7744 (rewrite_groups): ... here. Update all uses.
7745 (remove_unused_ivs, free_loop_data): Update all uses.
7746 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7748 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7750 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7751 for WORD_REGISTER_OPERATIONS to runtime check.
7753 2016-04-27 Richard Biener <rguenther@suse.de>
7756 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7757 aggregate_value_p to determine if a function result is
7758 returned by reference.
7759 (ipa_pta_execute): Functions having their address taken are
7760 not automatically nonlocal.
7762 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7765 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7766 * fold-const.c (operand_equal_p): If flag_checking and
7767 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7768 and if it returns non-zero, assert iterative_hash_expr on both
7771 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7773 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7775 2016-04-27 Nick Clifton <nickc@redhat.com>
7778 * varasm.c (merge_weak): Generate an error if an attempt is made
7779 to convert a non-weak static function into a weak, public function.
7781 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7783 * params.def (MAX_PARTITION_SIZE): New param.
7784 * doc/invoke.texi: Document lto-max-partition.
7786 2016-04-27 Richard Biener <rguenther@suse.de>
7789 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7790 function cummulating used_from_other_partition, externally_visible
7791 and force_output from aliases.
7792 (refered_from_nonlocal_var): Likewise.
7793 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7794 node flags properly.
7796 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7798 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7799 (-Wmemset-elt-size): New item.
7801 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7804 * stor-layout.h (internal_reference_types): Delete.
7805 * stor-layout.c (reference_types_internal): Likewise.
7806 (internal_reference_types): Likewise.
7807 (layout_type) <REFERENCE_TYPE>: Adjust.
7809 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7812 * tree.h (inchash::add_expr): Add FLAGS argument.
7813 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7814 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7815 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7816 Formatting fix. Adjust recursive calls. For tcc_comparison,
7817 if swap_tree_comparison (code) is smaller than code, hash that
7818 and arguments in the other order. Hash CONVERT_EXPR the same
7819 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7820 of ADDR_EXPR of decl as the decl itself. Add or remove
7821 OEP_ADDRESS_OF from recursive flags as needed. For
7822 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
7823 operands commutatively and only the third one normally.
7824 For internal CALL_EXPR hash in CALL_EXPR_IFN.
7826 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
7828 * config/rtems.h (LIB_SPEC): Add -latomic.
7830 2016-04-27 Joel Sherrill <joel@rtems.org>
7832 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
7833 xilink.ld and flags not relevant to RTEMS.
7835 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
7837 * toplev.c (backend_init_target): Avoid calling init_reload when using
7840 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7842 * reorg.c (try_merge_delay_insns): Declare i and j inside the
7843 for loops rather than one for the whole function.
7845 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7847 * match.pd (X + CST CMP X): New transformation.
7849 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7851 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
7852 * fold-const.c (fold_binary_loc): Remove 2 transformations
7853 superseded by match.pd.
7854 * match.pd (x+x -> x*2): Generalize to integers.
7856 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
7858 * config/i386/i386.md (operation on memory peephole): Duplicate an
7859 existing peephole and adapt it to match lea rather than an operation
7862 PR rtl-optimization/57193
7863 * opts.c (default_options_table): Add OPT_frename_registers at -O2
7865 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
7867 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7869 * tree-if-conv.c (any_pred_load_store): New static variable.
7870 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
7871 any_pred_load_store instead of and_mask_load_store.
7872 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
7873 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
7874 (combine_blocks, tree_if_conversion): Ditto.
7876 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7878 PR tree-optimization/70771
7879 PR tree-optimization/70775
7880 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
7881 virtual PHI nodes. Delete parameter.
7882 (if_convertible_loop_p_1): Delete argument to above function.
7883 (predicate_all_scalar_phis): Delete code handling single-argument
7885 (tree_if_conversion): Mark and update virtual SSA.
7887 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7890 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
7891 (x86_elf_aligned_common): Rename to ...
7892 (x86_elf_aligned_decl_common): ... this.
7893 Add decl arg. Switch to .lbss for largecomm object. Use
7894 LARGECOMM_SECTION_ASM_OP.
7895 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
7897 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
7898 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
7900 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7901 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
7903 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7906 * config/i386/i386.c (SECTION_LARGE): Define.
7907 (x86_64_elf_select_section): Set it for large data/bss sections.
7908 Only clear SECTION_WRITE for .lrodata.
7909 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
7911 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
7912 * varasm.c (default_elf_asm_named_section): Grow flagchars.
7913 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
7915 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
7916 * doc/tm.texi: Regenerate.
7918 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7921 * configure.ac (--enable-checking): Document extra flag, for
7922 non-release builds default to --enable-checking=yes,extra.
7923 If misc checking and extra checking, define CHECKING_P to 2 instead
7925 * common.opt (fchecking=): Add.
7926 * doc/invoke.texi (-fchecking=): Document.
7927 * doc/install.texi: Document --enable-checking changes.
7928 * configure: Regenerated.
7929 * config.in: Regenerated.
7931 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7933 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
7934 attribute instead of which_alternative.
7935 * config/i386/sse.md (*mov<mode>_internal): Ditto.
7936 Use EXT_REX_SSE_REG_P where appropriate.
7938 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7940 * config/i386/predicates.md (const0_operand): Do not match
7941 const_wide_int code.
7942 (const1_operand): Ditto.
7944 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7946 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
7947 for SSE constm1 operands and TARGET_AVX512VL.
7948 (*movti_internal): Ditto.
7949 (*mov<mode>_or): Use constm1_operand predicate.
7950 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
7951 for SSE vector_all_ones operands and TARGET_AVX512VL.
7952 * config/i386/predicates.md (constm1_operand): New predicate.
7953 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
7954 emission of constant -1 load.
7956 2016-04-25 Jason Merrill <jason@redhat.com>
7958 * gdbinit.in: Skip is-a.h.
7960 * attribs.c (register_scoped_attributes): Fix logic.
7961 * attribs.h: Declare register_scoped_attributes.
7963 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7965 * config/rs6000/rs6000-builtin.def: Correct pasto error for
7966 stxvd2x and stxvw4x built-in functions.
7968 2016-04-25 DJ Delorie <dj@redhat.com>
7970 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
7971 (ashrhi3): Likewise.
7972 (lshrhi3): Likewise.
7974 2016-04-25 Richard Biener <rguenther@suse.de>
7976 PR tree-optimization/70780
7977 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
7979 (compute_antic): Mark blocks with abnormal preds as visited as
7980 they have a final empty antic-in solution already.
7982 2016-04-25 Michael Collison <michael.collison@linaro.org>
7984 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
7986 2016-04-25 Michael Collison <michael.collison@linaro.org>
7988 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
7989 mode is VQI to improve mixed mode vectorization.
7990 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
7991 define_insn to match low half of signed vaddw.
7992 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
7993 define_insn to match high half of signed vaddw.
7994 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
7995 define_insn to match low half of unsigned vaddw.
7996 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
7997 define_insn to match high half of unsigned vaddw.
7998 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
7999 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8000 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
8002 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8003 * config/arm/predicates.md (vect_par_constant_high): Support
8004 big endian and simplify by calling
8005 arm_simd_check_vect_par_cnst_half
8006 (vect_par_constant_low): Likewise.
8008 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8010 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
8011 predicate for operand 2.
8013 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
8014 H.J. Lu <hongjiu.lu@intel.com>
8016 * config/i386/i386-protos.h (standard_sse_constant_p): Add
8017 machine_mode argument.
8018 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
8019 constm1_rtx operands. For VOIDmode constants, get mode from
8020 pred_mode. Check mode size if the mode is supported by ABI.
8021 (standard_sse_constant_opcode): Do not use standard_constant_p.
8022 Strictly check ABI support for all-ones operands.
8023 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
8024 immediates. Update calls to standard_sse_constant_p.
8025 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
8026 (ix86_rtx_costs): Ditto.
8027 * config/i386/i386.md (*movxi_internal_avx512f): Use
8028 nonimmediate_or_sse_const_operand instead of vector_move_operand.
8029 Use (v,BC) alternative instead of (v,C). Use register_operand
8030 checks instead of MEM_P.
8031 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
8032 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
8033 isa attribute. Use register_operand checks instead of MEM_P.
8034 (*movti_internal): Use nonimmediate_or_sse_const_operand for
8035 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
8036 alternative and corresponding sse2 isa attribute.
8037 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
8038 to standard_sse_constant_p.
8039 (FP constant splitters): Ditto.
8040 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
8042 * config/i386/predicates.md (constm1_operand): Remove.
8043 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
8044 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
8045 vector_all_ones_operand instead of constm1_operand.
8047 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8049 * print-rtl.c (print_rtx_insn_vec): New function.
8050 * print-rtl.h: New prototype.
8051 * store-motion.c (struct st_expr): Make avail_stores a vector.
8052 (st_expr_entry): Adjust.
8053 (free_st_expr_entry): Likewise.
8054 (print_store_motion_mems): Likewise.
8055 (find_moveable_store): Likewise.
8056 (compute_store_table): Likewise.
8057 (delete_store): Likewise.
8058 (build_store_vectors): Likewise.
8060 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8062 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
8064 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8066 * vec.h (vec_safe_contains): New function.
8067 (vec::contains): Likewise.
8068 (vec::begin): Likewise.
8069 (vec::end): Likewise.
8071 2016-04-23 Jakub Jelinek <jakub@redhat.com>
8074 * cfgexpand.c (expand_stack_vars): Fix typo.
8076 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8078 * system.h (list, map, set, vector): Include conditionally.
8079 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
8080 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
8081 * ipa-icf.c (INCLUDE_LIST): Define.
8082 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
8083 * config/sh/sh.c (INCLUDE_VECTOR): Define.
8084 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
8085 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
8086 * cp/logic.cc (INCLUDE_LIST): Define.
8087 * fortran/trans-common.c (INCLUDE_MAP): Define.
8089 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8091 * auto-profile.c: Remove <string.h> include.
8092 * ipa-icf-gimple.c: Remove <list> include.
8093 * diagnostic.c: Remove <new> include.
8094 * genmatch.c: Likewise.
8095 * pretty-print.c: Likewise.
8096 * toplev.c: Likewise
8097 * c/c-objc-common.c: Likewise.
8098 * cp/error.c: Likewise.
8099 * fortran/error.c: Likewise.
8101 2016-04-22 Richard Biener <rguenther@suse.de>
8103 * lto-streamer-in.c (input_ssa_names): Do not allocate
8104 GIMPLE_NOP for all SSA names.
8105 * lto-streamer-out.c (output_ssa_names): Do not output
8106 SSA names that should have been released.
8108 2016-04-22 Richard Biener <rguenther@suse.de>
8110 PR tree-optimization/70740
8111 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
8114 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
8117 * config/i386/predicates.md (call_insn_operand): Replace
8118 sibcall_memory_operand with memory_operand.
8120 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
8122 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
8123 has_single_use() tests.
8124 (register_edge_assert_for_1): Likewise.
8125 (find_assert_locations_1): Check the liveness bitmap instead of
8126 checking has_single_use().
8128 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
8131 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
8132 Extract AVX-512BW constraint from AVX.
8134 2016-04-21 Richard Biener <rguenther@suse.de>
8136 PR tree-optimization/70725
8137 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
8138 for phi_convertible_by_degenerating_args.
8139 (predicate_all_scalar_phis): Handle single-argument PHIs.
8141 2016-04-21 Richard Biener <rguenther@suse.de>
8144 * fold-const.c (fold_comparison): Return properly typed
8147 2016-04-21 Bin Cheng <bin.cheng@arm.com>
8149 PR tree-optimization/70715
8150 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8151 after expanding BASE using expand_simple_operations.
8153 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8155 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
8156 New transformations.
8158 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8160 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
8162 2016-04-20 Jan Hubicka <jh@suse.cz>
8164 * ipa-inline.c (can_inline_edge_p): Pass caller info to
8165 ultiimate_alias_target.
8166 (update_callee_keys): Likewise.
8167 (lookup_recursive_calls): Likewise.
8168 (speculation_useful_p): Likewise.
8170 2016-04-20 Jan Hubicka <jh@suse.cz>
8173 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
8174 (set_nothrow_flag_1): ... this; handle interposition correctly;
8175 recurse on aliases and thunks.
8176 (cgraph_node::set_nothrow_flag): New.
8177 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
8178 functions compiled with non-call exceptions that binds to current
8180 (propagate_nothrow): Be safe WRT interposition.
8181 * cgraph.h (set_nothrow_flag): Update prototype.
8183 2016-04-18 Jan Hubicka <jh@suse.cz>
8185 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8186 max_loop_iterations_int.
8187 (tree_unswitch_outer_loop): Likewise.
8189 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8191 PR tree-optimization/69489
8192 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
8193 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
8194 Revise dump message.
8195 (if_convertible_bb_p): Remove check on edge count of basic block's
8198 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8200 PR tree-optimization/56625
8201 PR tree-optimization/69489
8202 * tree-data-ref.h (DR_INNERMOST): New macro.
8203 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
8204 hashing struct innermost_loop_behavior.
8205 (ref_DR_map): Remove.
8206 (innermost_DR_map): New map.
8207 (baseref_DR_map): Revise comment.
8208 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
8209 to innermost_DR_map accroding to its innermost loop behavior.
8210 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
8211 to its innermost loop behavior.
8212 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
8213 Add initialization for innermost_DR_map. Record memory reference
8214 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
8215 have innermost loop behavior.
8216 (if_convertible_loop_p): Remove release for ref_DR_map. Release
8219 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
8221 * config/i386/i386.md (*lea<mode>_general_1): Rename from
8222 *lea_general_1. Use explicit SWI12 mode interator.
8223 (*lea<mode>_general_2): Rename from *lea_general_2.
8224 Use explicit SWI12 mode interator.
8225 (*lea<mode>_general_3): Rename from *lea_general_3.
8226 Use explicit SWI12 mode interator.
8227 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
8228 Use explicit SWI12 mode interator.
8229 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
8230 Use explicit SWI48 mode interator.
8232 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8234 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
8235 Short-cut unaligned load and store cases. Handle all integer
8237 (ix86_expand_vector_move_misalign): Short-cut unaligned load
8238 and store cases. Call ix86_avx256_split_vector_move_misalign
8239 directly without checking mode class.
8241 2016-04-20 Andrew Pinski <apinski@cavium.com>
8242 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8245 * config/aarch64/aarch64.md (sibcall): Force call
8246 address to be DImode for ILP32.
8247 (sibcall_value): Likewise.
8249 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8251 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
8253 2016-04-20 Richard Biener <rguenther@suse.de>
8255 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
8256 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
8257 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
8258 (maybe_push_res_to_seq): Adjust.
8259 * gimple-fold.c (maybe_build_generic_op): Likewise.
8261 2016-04-20 Marek Polacek <polacek@redhat.com>
8263 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
8266 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
8268 * config/i386/sse.md (vec_unpacks_lo_hi): Always
8269 use kmovw to support AVX512F target.
8271 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8273 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
8275 2016-04-20 Marek Polacek <polacek@redhat.com>
8277 PR tree-optimization/70725
8278 * tree-if-conv.c (is_false_predicate): New function.
8279 (predicate_mem_writes): Use it.
8281 2016-04-20 Richard Biener <rguenther@suse.de>
8283 PR tree-optimization/70726
8284 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8285 shift amounts from a pattern stmt operand.
8287 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8290 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8291 stack_restore_from_fpr pattern when restoring r15.
8292 (s390_optimize_prologue): Strip away the memory barrier in the
8293 parallel when trying to get rid of restore insns.
8294 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8295 definition for loading the stack pointer from an FPR. Compared to
8296 the normal move insn this pattern includes a full memory barrier.
8298 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8301 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8302 implicitly linear or lastprivate iterator on the outer context.
8304 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8306 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8308 * config/i386/i386.md (ssememalign): Removed.
8309 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8311 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8314 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8315 const short * to __builtin_ia32_loaddquhi512_mask.
8316 (_mm512_maskz_loadu_epi16): Likewise.
8317 (_mm512_mask_storeu_epi16): Pass short * to
8318 __builtin_ia32_storedquhi512_mask.
8319 (_mm512_mask_loadu_epi8): Pass const char * to
8320 __builtin_ia32_loaddquqi512_mask.
8321 (_mm512_maskz_loadu_epi8): Likewise.
8322 (_mm512_mask_storeu_epi8): Pass char * to
8323 __builtin_ia32_storedquqi512_mask.
8324 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8325 const double * to __builtin_ia32_loadupd512_mask.
8326 (_mm512_mask_loadu_pd): Likewise.
8327 (_mm512_maskz_loadu_pd): Likewise.
8328 (_mm512_storeu_pd): Pass double * to
8329 __builtin_ia32_storeupd512_mask.
8330 (_mm512_mask_storeu_pd): Likewise.
8331 (_mm512_loadu_ps): Pass const float * to
8332 __builtin_ia32_loadups512_mask.
8333 (_mm512_mask_loadu_ps): Likewise.
8334 (_mm512_maskz_loadu_ps): Likewise.
8335 (_mm512_storeu_ps): Pass float * to
8336 __builtin_ia32_storeups512_mask.
8337 (_mm512_mask_storeu_ps): Likewise.
8338 (_mm512_mask_loadu_epi64): Pass const long long * to
8339 __builtin_ia32_loaddqudi512_mask.
8340 (_mm512_maskz_loadu_epi64): Likewise.
8341 (_mm512_mask_storeu_epi64): Pass long long *
8342 to __builtin_ia32_storedqudi512_mask.
8343 (_mm512_loadu_si512): Pass const int * to
8344 __builtin_ia32_loaddqusi512_mask.
8345 (_mm512_mask_loadu_epi32): Likewise.
8346 (_mm512_maskz_loadu_epi32): Likewise.
8347 (_mm512_storeu_si512): Pass int * to
8348 __builtin_ia32_storedqusi512_mask.
8349 (_mm512_mask_storeu_epi32): Likewise.
8350 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8351 char * to __builtin_ia32_storedquqi256_mask.
8352 (_mm_mask_storeu_epi8): Likewise.
8353 (_mm256_mask_loadu_epi16): Pass const short * to
8354 __builtin_ia32_loaddquhi256_mask.
8355 (_mm256_maskz_loadu_epi16): Likewise.
8356 (_mm_mask_loadu_epi16): Pass const short * to
8357 __builtin_ia32_loaddquhi128_mask.
8358 (_mm_maskz_loadu_epi16): Likewise.
8359 (_mm256_mask_loadu_epi8): Pass const char * to
8360 __builtin_ia32_loaddquqi256_mask.
8361 (_mm256_maskz_loadu_epi8): Likewise.
8362 (_mm_mask_loadu_epi8): Pass const char * to
8363 __builtin_ia32_loaddquqi128_mask.
8364 (_mm_maskz_loadu_epi8): Likewise.
8365 (_mm256_mask_storeu_epi16): Pass short * to.
8366 __builtin_ia32_storedquhi256_mask.
8367 (_mm_mask_storeu_epi16): Pass short * to.
8368 __builtin_ia32_storedquhi128_mask.
8369 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8370 const double * to __builtin_ia32_loadupd256_mask.
8371 (_mm256_maskz_loadu_pd): Likewise.
8372 (_mm_mask_loadu_pd): Pass onst double * to
8373 __builtin_ia32_loadupd128_mask.
8374 (_mm_maskz_loadu_pd): Likewise.
8375 (_mm256_mask_storeu_pd): Pass double * to
8376 __builtin_ia32_storeupd256_mask.
8377 (_mm_mask_storeu_pd): Pass double * to
8378 __builtin_ia32_storeupd128_mask.
8379 (_mm256_mask_loadu_ps): Pass const float * to
8380 __builtin_ia32_loadups256_mask.
8381 (_mm256_maskz_loadu_ps): Likewise.
8382 (_mm_mask_loadu_ps): Pass const float * to
8383 __builtin_ia32_loadups128_mask.
8384 (_mm_maskz_loadu_ps): Likewise.
8385 (_mm256_mask_storeu_ps): Pass float * to
8386 __builtin_ia32_storeups256_mask.
8387 (_mm_mask_storeu_ps): ass float * to
8388 __builtin_ia32_storeups128_mask.
8389 (_mm256_mask_loadu_epi64): Pass const long long * to
8390 __builtin_ia32_loaddqudi256_mask.
8391 (_mm256_maskz_loadu_epi64): Likewise.
8392 (_mm_mask_loadu_epi64): Pass const long long * to
8393 __builtin_ia32_loaddqudi128_mask.
8394 (_mm_maskz_loadu_epi64): Likewise.
8395 (_mm256_mask_storeu_epi64): Pass long long * to
8396 __builtin_ia32_storedqudi256_mask.
8397 (_mm_mask_storeu_epi64): Pass long long * to
8398 __builtin_ia32_storedqudi128_mask.
8399 (_mm256_mask_loadu_epi32): Pass const int * to
8400 __builtin_ia32_loaddqusi256_mask.
8401 (_mm256_maskz_loadu_epi32): Likewise.
8402 (_mm_mask_loadu_epi32): Pass const int * to
8403 __builtin_ia32_loaddqusi128_mask.
8404 (_mm_maskz_loadu_epi32): Likewise.
8405 (_mm256_mask_storeu_epi32): Pass int * to
8406 __builtin_ia32_storedqusi256_mask.
8407 (_mm_mask_storeu_epi32): Pass int * to
8408 __builtin_ia32_storedqusi128_mask.
8409 * config/i386/i386-builtin-types.def (PCSHORT): New.
8411 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8412 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8413 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8414 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8415 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8416 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8417 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8418 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8419 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8420 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8421 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8422 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8423 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8424 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8425 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8426 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8427 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8428 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8429 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8430 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8431 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8432 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8433 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8434 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8435 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8436 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8437 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8438 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8439 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8440 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8441 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8442 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8443 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8444 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8445 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8446 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8447 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8448 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8449 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8450 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8451 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8452 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8453 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8454 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8455 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8456 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8457 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8458 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8459 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8461 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8462 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8464 (ix86_expand_vector_move_misalign): Likewise.
8465 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8466 to scalar function prototype for unaligned load/store builtins.
8467 (ix86_expand_special_args_builtin): Updated.
8468 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8469 (UNSPEC_STOREU): Likewise.
8470 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8471 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8472 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8473 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8474 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8475 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8476 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8477 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8478 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8479 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8480 (<avx512>_storedqu<mode>_mask): Likewise.
8481 (*sse4_2_pcmpestr_unaligned): Likewise.
8482 (*sse4_2_pcmpistr_unaligned): Likewise.
8483 (*mov<mode>_internal): Renamed to ...
8484 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8485 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8486 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8487 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8489 2016-04-19 Richard Biener <rguenther@suse.de>
8491 PR tree-optimization/70171
8492 * tree-ssa-phiprop.c: Include stor-layout.h.
8493 (phiprop_insert_phi): Handle the aggregate copy case.
8494 (propagate_with_phi): Likewise.
8496 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8498 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8499 instead of simplify_gen_subreg (... , 0).
8500 (ix86_delegitimize_address): Ditto.
8501 (ix86_split_divmod): Ditto.
8502 (ix86_split_copysign_const): Ditto.
8503 (ix86_split_copysign_var): Ditto.
8504 (ix86_expand_args_builtin): Ditto.
8505 (ix86_expand_round_builtin): Ditto.
8506 (ix86_expand_special_args_builtin): Ditto.
8507 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8508 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8509 (udivmodqi4): Ditto.
8510 (absneg splitters): Ditto.
8511 (*jcc_bt<mode>_1): Ditto.
8513 2016-04-19 Richard Biener <rguenther@suse.de>
8515 PR tree-optimization/70724
8516 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8517 restoring out from ...
8518 (free_scc_vn): ... here.
8519 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8520 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8522 (pass_fre::execute): Restore SSA info.
8524 2016-04-19 Richard Biener <rguenther@suse.de>
8526 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8527 * gimple-walk.c (walk_gimple_op): Initialize it.
8528 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8529 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8530 remapping SSA names of defs.
8531 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8534 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8537 * lra-constraints.c (equiv_substition_p): New.
8538 (process_alt_operands): Use it.
8539 (swap_operands): Swap it.
8540 (curr_insn_transform): Update it.
8542 2016-04-18 Michael Matz <matz@suse.de>
8544 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8545 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8546 * tree-core.h (tree_type_common.align): Use bit-field.
8547 (tree_type_common.spare): New.
8548 (tree_decl_common.off_align): Make smaller.
8549 (tree_decl_common.align): Use bit-field.
8551 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8552 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8553 (scan_sharing_clauses): Ditto.
8554 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8555 (omp_finish_file): Ditto.
8556 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8557 (layout_decl): Ditto.
8558 (relayout_decl): Ditto.
8559 (finalize_record_size): Use SET_TYPE_ALIGN.
8560 (finalize_type_size): Ditto.
8561 (finish_builtin_struct): Ditto.
8562 (layout_type): Ditto.
8563 (initialize_sizetypes): Ditto.
8564 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8565 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8566 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8567 (get_chain_field): Ditto.
8568 (get_trampoline_type): Ditto.
8569 (get_nl_goto_field): Ditto.
8570 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8572 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8573 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8574 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8575 (build_qualified_type): Use SET_TYPE_ALIGN.
8576 (build_aligned_type, build_range_type_1): Ditto.
8577 (build_atomic_base): Ditto.
8578 (build_common_tree_nodes): Ditto.
8579 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8580 (expand_one_stack_var_at): Ditto.
8581 * coverage.c (build_var): Use SET_DECL_ALIGN.
8582 * except.c (init_eh): Ditto.
8583 * function.c (assign_parm_setup_block): Ditto.
8584 * symtab.c (increase_alignment_1): Ditto.
8585 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8586 * tree-vect-stmts.c (ensure_base_align): Ditto.
8587 * varasm.c (align_variable): Ditto.
8588 (assemble_variable): Ditto.
8589 (build_constant_desc): Ditto.
8590 (output_constant_def_contents): Ditto.
8592 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8593 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8594 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8595 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8596 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8598 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8601 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8602 replace %vmovsd with "%vmovq".
8603 (vec_concatv2df): Likewise.
8605 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8607 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8608 (*vec_extractv2si_0): Ditto.
8609 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8610 (zero_extended_scalar_load_operand splitters): Ditto.
8611 (vec_extract splitters): Ditto.
8612 (*vec_extractv4si_0_zext): Ditto.
8613 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8615 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8616 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8617 (*sse4_1_extractps): Use lowpart_subreg.
8618 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8620 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8622 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8624 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8625 Mention Solaris 11 packaging changes.
8626 Update gas and gld requirements.
8627 Remove reference to pre-Solaris 10 bug.
8628 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8630 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8633 2016-04-17 Jan Hubicka <jh@suse.cz>
8635 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8636 max_loop_iterations_int.
8638 2016-04-18 Richard Biener <rguenther@suse.de>
8640 PR tree-optimization/43434
8641 * tree-ssa-structalias.c (struct vls_data): New.
8642 (visit_loadstore): Handle all pointer-based accesses.
8643 (compute_dependence_clique): Compute a bitmap of restrict tags
8644 assigned bases and pass it to visit_loadstore.
8646 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8649 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8650 armv8.1-a and armv8.1-a+crc.
8652 2016-04-18 Richard Biener <rguenther@suse.de>
8654 PR tree-optimization/70701
8655 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8656 references after translating through a memcpy.
8658 2016-04-18 Richard Biener <rguenther@suse.de>
8660 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8661 (compute_antic): ... here. For partial antic use regular
8662 postorder and scrap iteration.
8663 (compute_partial_antic_aux): Remove unused return value.
8664 (init_pre): Do not allocate postorder.
8665 (fini_pre): Do not free postorder.
8667 2016-04-18 Richard Biener <rguenther@suse.de>
8670 * expmed.c (extract_bit_field_1): Remove broken case
8671 using a wider MODE_INT mode.
8673 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8675 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8676 unless compiling with at least GCC-4.8.
8678 2016-04-17 Jan Hubicka <jh@suse.cz>
8681 * graphite.c (graphite_finalize): Update call to
8682 tree_estimate_probability.
8683 * predict.h (tree_estimate_probability): Update prototype.
8685 2016-04-17 Jan Hubicka <jh@suse.cz>
8687 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8688 (tree_estimate_probability): Likewise.
8689 (pass_profile::execute): Update.
8690 (report_predictor_hitrates): New function.
8691 * profile.c (compute_branch_probabilities): Use it.
8692 * predict.h (report_predictor_hitrates): Declare.
8694 2016-04-17 Jan Hubicka <jh@suse.cz>
8697 * cgraph.h (cgraph_node::set_const_flag,
8698 cgraph_node::set_pure_flag): Update prototype to return bool;
8700 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8701 of interposable symbol are interposable, too.
8702 (cgraph_set_const_flag_1): Rename to ...
8703 (set_const_flag_1): ... this one; change to self recursive function
8704 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8705 clearnig the flag in all variants and also virtual thunks of const
8706 functions are pure; track if any change was done.
8707 (cgraph_node::set_const_flag): Update.
8708 (struct set_pure_flag_info): New struct.
8709 (cgraph_set_pure_flag_1): Rename to ...
8710 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8711 rather than pointer encoded flags; track if any changes was done;
8712 handle correctly clearning flag and setting flag of aliases already
8714 (cgraph_node::set_pure_flag): Update.
8715 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8717 2016-04-17 Tom de Vries <tom@codesourcery.com>
8720 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8723 2016-04-17 Tom de Vries <tom@codesourcery.com>
8725 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8726 '{}<> ' as escape-for-record.
8728 2016-04-17 Tom de Vries <tom@codesourcery.com>
8730 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8733 2016-04-17 Tom de Vries <tom@codesourcery.com>
8736 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8737 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8738 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8739 * passes.c (finish_optimization_passes): Only call
8740 finish_graph_dump_file if dfi->graph_dump_initialized.
8741 (execute_function_dump, pass_init_dump_file): Use
8742 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8744 2016-04-17 Tom de Vries <tom@codesourcery.com>
8746 PR tree-optimization/70256
8747 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8748 (debug_varmap): New function.
8750 2016-04-17 Tom de Vries <tom@codesourcery.com>
8753 * passes.c (pass_manager::register_pass): Propagate pflags.
8755 2016-04-17 Tom de Vries <tom@codesourcery.com>
8758 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8759 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8760 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8761 check if it's equal to p_start.
8762 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8764 2016-04-15 Jan Hubicka <jh@suse.cz>
8767 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8768 function does not bind to current def.
8769 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8770 handle conservatively calls to functions that does not need to bind
8772 (check_call): Update call of worse_state.
8773 (ignore_edge_for_nothrow): Update.
8774 (ignore_edge_for_pure_const): Likewise.
8775 (propagate_pure_const): Update calls to worse_state.
8776 (skip_function_for_local_pure_const): Reformat comments.
8778 2016-04-15 Jan Hubicka <jh@suse.cz>
8781 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8782 (cgraph_node::function_symbol): Likewise.
8783 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8784 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8785 (symtab_node::ultimate_alias_target): Add REF parameter.
8786 (symtab_node::binds_to_current_def_p): Declare.
8787 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8788 (cgraph_node::function_symbol): Likewise.
8789 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8790 (cgraph_node::get_availability): Likewise.
8791 (cgraph_edge::binds_to_current_def_p): New inline function.
8792 (varpool_node::get_availability): Add REF parameter.
8793 (varpool_node::ultimate_alias_target): Likewise.
8794 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8795 (symtab_node::binds_to_current_def_p): Likewise.
8796 * varpool.c (varpool_node::get_availability): Likewise.
8798 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8801 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8802 Fix mode size check.
8804 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8806 * BASE-VER: Set to 7.0.0.
8808 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8810 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8812 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8814 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8815 architecture revisions.
8817 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8819 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8820 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8821 * config/i386/i386.md (stack decrement to push peepholes): Guard
8822 with !x86_using_red_zone ().
8824 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8827 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
8828 to dump_generic_node.
8829 (NIY): Pass also flags to do_niy.
8831 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
8833 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
8834 (simd_clone_vector_of_formal_parm_types)
8835 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
8836 (simd_clone_mangle, simd_clone_create)
8837 (simd_clone_adjust_return_type, create_tmp_simd_array)
8838 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
8839 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
8840 (ipa_simd_modify_function_body, simd_clone_linear_addend)
8841 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
8842 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
8843 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
8844 * omp-simd-clone.c: ... this new file.
8845 (simd_clone_vector_of_formal_parm_types): Make it static.
8846 * Makefile.in (OBJS): Add omp-simd-clone.o.
8848 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8851 * config/i386/sse.md: Use proper memory operand modifiers.
8854 2016-04-15 Richard Biener <rguenther@suse.de>
8855 Alan Modra <amodra@gmail.com>
8857 PR tree-optimization/70130
8858 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
8859 when alignment stays not the same and no not use the realign
8862 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8865 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8866 direct move handlers for KFmode. Change TFmode handlers test from
8867 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
8869 2016-04-14 Jakub Jelinek <jakub@redhat.com>
8872 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
8873 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
8874 (inlined_polymorphic_ctor_dtor_block_p): Use it.
8875 * tree-ssa-live.c (remove_unused_scope_block_p): When
8876 in_ctor_dtor_block, avoid discarding not just BLOCKs with
8877 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
8878 block_ultimate_origin is FUNCTION_DECL.
8879 (remove_unused_locals): If current_function_decl is
8880 polymorphic_ctor_dtor_p, pass initial true to
8881 remove_unused_scope_block_p' is_ctor_dtor_block.
8883 2016-04-14 Martin Sebor <msebor@redhat.com>
8888 * doc/extend.texi (Variable Length): Revert.
8890 2016-04-14 Marek Polacek <polacek@redhat.com>
8891 Jan Hubicka <hubicka@ucw.cz>
8894 * tree.c (verify_type): Disable the canonical type of main variant
8897 2016-04-14 Jason Merrill <jason@redhat.com>
8899 * cfgexpand.c, expr.c: Revert previous change.
8901 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
8904 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
8905 when building a mem ref for the incoming reduction variable.
8907 2016-04-14 Richard Biener <rguenther@suse.de>
8909 PR tree-optimization/70614
8910 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
8911 loop if the evolution dropped to chrec_dont_know.
8912 (interpret_condition_phi): Likewise.
8914 2016-04-14 Richard Biener <rguenther@suse.de>
8916 PR tree-optimization/70623
8917 * tree-ssa-pre.c (changed_blocks): Make global ...
8918 (compute_antic): ... local here. Move and fix worklist
8919 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
8920 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
8921 worklist handling, dump when ANTIC_IN changed.
8922 (compute_partial_antic_aux): Remove worklist handling.
8923 (init_pre): Do not compute post dominators. Add a comment about
8924 the CFG order chosen.
8925 (fini_pre): Do not free post dominators.
8927 2016-04-13 Martin Sebor <msebor@redhat.com>
8932 * doc/extend.texi (Variable Length): Document C++ specifics.
8934 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8937 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
8938 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
8939 eh edges have been purged.
8942 * tree-sra.c (create_access_replacement,
8943 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
8945 * tree-pretty-print.c (dump_fancy_name): New function.
8946 (dump_decl_name, dump_generic_node): Use it.
8948 2016-04-13 Jason Merrill <jason@redhat.com>
8950 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
8951 * expr.c (expand_expr_real_1): Likewise.
8953 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
8955 * config/i386/i386.md (kunpckhi): Swap operands.
8956 (kunpcksi): Likewise.
8957 (kunpckdi): Likewise.
8958 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
8959 (vec_pack_trunc_<mode>): Likewise.
8961 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8964 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
8967 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
8968 gimplification turns some element into non-constant.
8971 * rtl.h (convert_memory_address_addr_space_1): New prototype.
8972 * explow.c (convert_memory_address_addr_space_1): No longer static,
8973 add NO_EMIT argument and don't call convert_modes if true, pass
8974 it down recursively, remove break after return.
8975 (convert_memory_address_addr_space): Adjust caller.
8976 * simplify-rtx.c (simplify_unary_operation_1): Call
8977 convert_memory_address_addr_space_1 instead of convert_memory_address,
8978 if it returns NULL, don't simplify.
8980 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
8983 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
8985 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8987 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8988 Bump the upper SIMDLEN limits, so that if the return type or
8989 characteristic type if the return type is void can be passed in
8990 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
8993 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8996 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
8997 Do not use "=" constraint on an input constraint.
8998 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8999 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9000 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
9001 generates (neg (abs ...)) instead of (abs ...).
9003 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9005 PR rtl-optimization/70596
9006 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
9007 just invalidate LRA data and reset them. Adjust dump wording.
9009 2016-04-12 Martin Liska <mliska@suse.cz>
9012 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9014 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9016 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9017 max_loop_iterations_int.
9018 (tree_unswitch_outer_loop): Likewise.
9019 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9020 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9022 2016-04-12 Tom de Vries <tom@codesourcery.com>
9024 PR tree-optimization/68756
9025 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
9026 instead of new_name.
9028 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9030 PR tree-optimization/70602
9031 * tree-sra.c (generate_subtree_copies): Don't write anything into
9032 constant pool decls.
9034 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
9035 regardless whether there are depend clauses or not.
9037 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9040 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
9041 target attribute and pragma from changing the -mfloat128
9042 and -mfloat128-hardware options.
9044 * doc/extend.texi (Additional Floating Types): Document PowerPC
9045 __float128 restrictions.
9047 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9050 * config/aarch64/driver-aarch64.c
9051 (aarch64_get_extension_string_for_isa_flags): New.
9052 (arch_extension): Rename to...
9053 (aarch64_arch_extension): ...This.
9054 (ext_to_feat_string): Rename to...
9055 (aarch64_extensions): ...This.
9056 (aarch64_core_data): Keep track of architecture extension flags.
9057 (cpu_data): Rename to...
9058 (aarch64_cpu_data): ...This.
9059 (aarch64_arch_driver_info): Keep track of architecture extension
9061 (get_arch_name_from_id): Rename to...
9062 (get_arch_from_id): ...This, change return type.
9063 (host_detect_local_cpu): Update and reformat for renames, handle
9064 extensions through common infrastructure.
9066 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9069 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
9070 track of a canonical flag name.
9071 (all_extensions): Likewise.
9072 (arch_to_arch_name): Also track extension flags enabled by the arch.
9073 (all_architectures): Likewise.
9074 (aarch64_parse_extension): Move to here.
9075 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
9077 (aarch64_rewrite_selected_cpu): Update for above change.
9078 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
9079 are handled, such that the single explicit value enabled by an
9080 extension is kept seperate from the implicit values it also enables.
9081 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
9083 (aarch64_parse_extension): New.
9084 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
9085 here to config/aarch64/aarch64-protos.h.
9086 (aarch64_parse_extension): Move from here to
9087 common/config/aarch64/aarch64-common.c.
9088 (aarch64_option_print): Update.
9089 (aarch64_declare_function_name): Likewise.
9090 (aarch64_start_file): Likewise.
9091 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
9092 the canonical flag for extensions.
9093 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
9096 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9098 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
9101 2016-04-09 Tom de Vries <tom@codesourcery.com>
9103 PR tree-optimization/68953
9104 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
9105 first to last subscript.
9107 2016-04-09 Jakub Jelinek <jakub@redhat.com>
9109 PR tree-optimization/70586
9110 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
9113 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
9117 PR tree-optimization/70373
9121 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
9122 clauses for acc parallel reductions as necessary. Error on those
9124 * omp-low.c (scan_sharing_clauses): Don't install variables which
9125 are used in acc parallel reductions.
9126 (lower_rec_input_clauses): Remove dead code.
9127 (lower_oacc_reductions): Add support for reference reductions.
9128 (lower_reduction_clauses): Remove dead code.
9129 (lower_omp_target): Don't remap variables appearing in acc parallel
9131 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
9133 2016-04-08 Jakub Jelinek <jakub@redhat.com>
9136 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
9137 with multiple SSA_NAME defs, force the outputs other than first
9138 to be live before calling live_track_process_def on each output.
9140 PR rtl-optimization/70574
9141 * fwprop.c (forward_propagate_and_simplify): Don't add
9142 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
9143 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
9144 paradoxical subregs within *loc.
9146 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
9148 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
9149 -ftree-parallelize-loops={0,1}.
9150 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
9151 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
9152 * config/ia64/hpux.h (LIB_SPEC): Likewise.
9153 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
9154 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
9156 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
9159 * asan.c (instrument_derefs): If we get unknown location, extract it
9161 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
9163 2016-04-08 Tom de Vries <tom@codesourcery.com>
9165 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
9166 implicit firstprivate clause.
9168 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9171 * config/arm/thumb2.md (tst + branch-> lsls + branch
9172 peephole below *orsi_not_shiftsi_si): Require that condition
9173 register is dead after the peephole.
9174 (second peephole after the above): Likewise.
9176 2016-04-08 Alan Modra <amodra@gmail.com>
9179 * builtins.c (fold_builtin_classify): For IBM extended precision,
9180 look at just the high-order double to test for NaN.
9181 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
9182 test just the high double for Inf but both doubles for subnormal
9185 2016-04-07 Jakub Jelinek <jakub@redhat.com>
9187 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
9188 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
9189 node->simdclone->mask_mode != VOIDmode masks.
9190 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
9191 earlier, use it instead of node->simdclone.
9192 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9193 Set clonei->mask_mode.
9195 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9198 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
9199 Pass it through to cp_parser_already_scoped_statement.
9200 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
9201 it through to cp_parser_statement.
9202 (cp_parser_statement): Pass IF_P through to
9203 cp_parser_iteration_statement.
9204 (cp_parser_pragma): Adjust call to
9205 cp_parser_iteration_statement.
9207 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9210 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
9211 resolve a future -Wparentheses warning.
9212 * omp-low.c (scan_sharing_clauses): Likewise.
9213 * tree-parloops.c (eliminate_local_variables): Likewise.
9215 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
9217 PR rtl-optimization/70398
9218 * lra-constraints.c (process_address_1): Check zero scale and code
9219 for reloading with zero scale.
9221 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
9223 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
9224 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
9226 2016-04-06 Jakub Jelinek <jakub@redhat.com>
9228 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9229 Add support for AVX512F clones, include them by default for
9230 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
9231 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
9235 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
9236 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
9237 firstprivate clauses.
9238 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
9239 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
9240 (lower_omp_target): Set TREE_NO_WARNING for
9241 non-addressable possibly uninitialized vars which are copied into
9242 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
9244 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
9246 * config/pa/predicates.md (integer_store_memory_operand): Accept
9247 REG+D operands with a large offset when reload_in_progress is true.
9248 (floating_point_store_memory_operand): Likewise.
9250 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9253 * match.pd (nested int casts): Limit to GIMPLE.
9255 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
9258 * ipa-devirt.c (maybe_record_node): Fix comment; use
9259 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
9261 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9263 PR rtl-optimization/70542
9264 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
9265 if there are any uses other than insn or debug insns.
9267 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
9268 Jakub Jelinek <jakub@redhat.com>
9270 PR tree-optimization/70509
9271 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
9272 Shift HOST_WIDE_INT_1U instead of 1.
9274 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9276 PR tree-optimization/70509
9277 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9278 of the vector base type for index.
9280 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9283 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9285 2016-04-05 Richard Biener <rguenther@suse.de>
9287 PR tree-optimization/70526
9288 * tree-sra.c (build_ref_for_offset): Use prev_base to
9289 extract the alias pointer type.
9291 2016-04-05 Richard Biener <rguenther@suse.de>
9293 * dse.c (struct store_info): Remove alias_set member.
9294 (struct read_info_type): Likewise.
9295 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9296 spill_deleted, clear_alias_set_lookup): Remove.
9297 (get_group_info): Remove dead base == NULL_RTX case.
9298 (dse_step0): Remove initialization of removed variables.
9299 (delete_dead_store_insn): Reomve alias set dumping.
9300 (free_read_records): Remove alias_set handling.
9301 (canon_address): Remove alias_set_out parameter.
9302 (record_store): Remove spill_alias_set, it's always zero.
9303 (check_mem_read_rtx): Likewise.
9304 (dse_step2): Rename from ...
9305 (dse_step2_nospill): ... this. Adjust.
9306 (scan_stores): Rename from ...
9307 (scan_stores_nospill): ... this.
9308 (scan_reads): Rename from ...
9309 (scan_reads_nospill): ... this.
9310 (scan_stores_spill, scan_reads_spill): Remove.
9311 (dse_step3_scan): Remove for_spills argument which is always false.
9312 (dse_step3): Likewise.
9313 (dse_step5): Rename from ...
9314 (dse_step5_nospill): ... this. Remove alias_set handling.
9315 (rest_of_handle_dse): Adjust.
9317 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9320 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9321 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9322 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9323 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9325 2016-04-05 Richard Biener <rguenther@suse.de>
9328 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9329 non-register type temporaries into SSA.
9331 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9334 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9335 calls when sanitizing.
9336 (possible_polymorphic_call_target_p): Fix formatting.
9338 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9339 Jakub Jelinek <jakub@redhat.com>
9342 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9343 to ensure a call statement is compatible with a built-in's
9345 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9348 2016-04-04 Richard Biener <rguenther@suse.de>
9350 PR rtl-optimization/70484
9351 * rtl.h (canon_output_dependence): Declare.
9352 * alias.c (canon_output_dependence): New function.
9353 * dse.c (record_store): Use canon_output_dependence rather
9354 than canon_true_dependence.
9356 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9359 * cgraph.h (symtab_node::copy_visibility_from): New function.
9360 * symtab.c (symtab_node::copy_visibility_from): New function.
9361 * ipa-visibility.c (optimize_weakref): New function.
9362 (function_and_variable_visibility): Use it.
9364 2016-04-04 Martin Liska <mliska@suse.cz>
9367 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9368 value that is really in range handled by SBR instruction.
9369 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9370 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9371 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9373 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9377 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9378 set, but not for SP_REG operands.
9380 2016-04-02 Martin Sebor <msebor@redhat.com>
9383 * fold-const.c (maybe_nonzero_address): New function.
9384 (fold_comparison): Call it. Fold equality and relational
9385 expressions involving null pointers.
9386 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9388 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9390 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9391 the "Y" constraint (scalar FP 0.0 immediate).
9393 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9394 Add the "const_double" to the list of operand constraints.
9396 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9398 PR rtl-optimization/70467
9399 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9400 If low word of the last operand is 0, just emit addition/subtraction
9403 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9406 * config/s390/s390.c (s390_expand_insv): Check for everything
9407 constant instead of just VOIDmode stuff.
9409 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9412 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9414 2016-04-01 Nathan Sidwell <nathan@acm.org>
9416 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9418 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9420 PR rtl-optimization/70461
9421 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9424 2016-03-31 Martin Liska <mliska@suse.cz>
9427 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9428 a tree value or an immediate integer value to a buffer
9429 that is eventually copied to a BRIG section.
9430 (emit_immediate_operand): Call the function here.
9431 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9432 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9433 of class' fields that are removed.
9434 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9435 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9436 m_brig_repr_size fields.
9438 2016-03-31 Martin Liska <mliska@suse.cz>
9441 * hsa-gen.c (hsa_function_representation::update_dominance): New
9443 (convert_addr_to_flat_segment): Likewise.
9444 (gen_hsa_memory_set): New alignment argument.
9445 (gen_hsa_ctor_assignment): Likewise.
9446 (gen_hsa_insns_for_single_assignment): Provide alignment
9447 to gen_hsa_ctor_assignment.
9448 (gen_hsa_insns_for_direct_call): Add new argument.
9449 (expand_lhs_of_string_op): New function.
9450 (expand_string_operation_builtin): Likewise.
9451 (expand_memory_copy): New function.
9452 (expand_memory_set): New function.
9453 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9454 (convert_switch_statements): Change signature.
9455 (generate_hsa): Use a return value of the function.
9456 (pass_gen_hsail::execute): Do not call
9457 convert_switch_statements here.
9458 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9459 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9460 (hsa_function_representation::update_dominance): New function.
9462 2016-03-31 Martin Liska <mliska@suse.cz>
9465 * hsa-brig.c (emit_directive_variable): Emit alignment
9466 according to hsa_symbol::m_align.
9467 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9468 (dump_hsa_symbol): Dump alignment of HSA symbols.
9469 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9470 (gen_hsa_addr_with_align): New function.
9471 (hsa_bitmemref_alignment): Use newly added function.
9472 (gen_hsa_insns_for_load): Likewise.
9473 (gen_hsa_insns_for_store): Likewise.
9474 (gen_hsa_memory_copy): New argument added.
9475 (gen_hsa_insns_for_single_assignment): Respect
9476 alignment for assignments processed via gen_hsa_memory_copy.
9477 (gen_hsa_insns_for_direct_call): Likewise.
9478 (gen_hsa_insns_for_return): Likewise.
9479 (gen_function_def_parameters): Set default alignment.
9480 * hsa.c (hsa_object_alignment): New function.
9481 (hsa_byte_alignment): Pasted function.
9482 * hsa.h (hsa_symbol::m_align): New field.
9484 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9486 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9487 scratch field for goto case.
9489 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9491 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9493 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9496 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9497 (scalar_chain::convert_insn): Call convert_op for reg
9498 moves to handle undefined registers.
9500 2016-03-31 Nathan Sidwell <nathan@acm.org>
9503 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9504 Assert we don't want to move backwards.
9506 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9509 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9511 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9513 PR rtl-optimization/70460
9514 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9515 with operand from REG_LABEL_OPERAND, instead substitute
9516 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9517 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9519 2016-03-31 Martin Liska <mliska@suse.cz>
9521 * passes.c (execute_one_pass): Do not call
9522 todo_after for a discarded function.
9524 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9526 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9527 (no_cost, infinite_cost): Initialize the new field.
9528 (get_computation_cost_at): Record setup cost.
9529 (determine_use_iv_cost_address): Skip cost computation for sub
9530 uses if we can estimate it without losing accuracy.
9532 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9534 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9536 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9537 max_loop_iterations_int.
9538 (tree_unswitch_outer_loop): Likewise.
9539 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9540 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9542 2016-03-30 Richard Biener <rguenther@suse.de>
9545 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9547 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9550 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9551 in gen_blendm expander.
9553 2016-03-30 Nick Clifton <nickc@redhat.com>
9556 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9557 case where we are already provided with an SImode SUBREG.
9559 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9562 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9563 conflict between DRAP register and __builtin_eh_return.
9565 2016-03-30 Michael Matz <matz@suse.de>
9566 Richard Biener <rguenther@suse.de>
9569 * ipa-polymorphic-call.c (struct type_change_info): Change
9570 speculative to an unsigned allowing to limit the work we do.
9571 (csftc_abort_walking_p): New inline function..
9572 (check_stmt_for_type_change): Limit the number of may-defs
9573 skipped for speculative devirtualization to
9574 max-speculative-devirt-maydefs.
9575 * params.def (max-speculative-devirt-maydefs): New param.
9576 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9578 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9581 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9584 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9586 PR tree-optimization/59124
9587 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9588 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9590 2016-03-29 Jeff Law <law@redhat.com>
9592 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9594 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9596 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9599 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9601 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9602 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9603 gcrt0.o if linking dynamically.
9605 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9608 * ipa-devirt.c (methods_equal_p): New function.
9609 (compare_virtual_tables): Use it.
9610 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9611 * cgraphclones.c (clone_function_name_1): Use
9612 symbol_table::symbol_suffix_separator.
9613 * coverage.c (build_var): Likewise.
9614 * symtab.c (symbol_table::symbol_suffix_separator): New.
9616 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9618 PR rtl-optimization/70429
9619 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9620 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9621 mode != result_mode.
9624 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9626 PR tree-optimization/70405
9627 * ssa-iterators.h (num_imm_uses): Add missing braces.
9629 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9631 PR rtl-optimization/68695
9632 * ira-color.c (allocno_copy_cost_saving): New.
9633 (improve_allocation): Use it.
9635 2016-03-29 Richard Henderson <rth@redhat.com>
9638 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9640 2016-03-29 Richard Biener <rguenther@suse.de>
9643 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9644 use alignment returned by get_pointer_alignment_1 if it is
9645 bigger than BITS_PER_UNIT.
9646 * builtins.c (get_pointer_alignment_1): Do not return true
9647 for alignment extracted from SSA info.
9649 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9651 * config/ft32/ft32.opt (mnodiv): New.
9652 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9653 * doc/invoke.texi (FT32 Options -mnodiv): New.
9655 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9658 * config/i386/i386.md (define_split, andn): Fix modes.
9660 2016-03-26 Richard Biener <rguenther@suse.de>
9661 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9664 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9666 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9667 as 2nd argument to cl_optimization_restore().
9669 2016-03-25 Richard Henderson <rth@redhat.com>
9672 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9673 * config/aarch64/aarch64-protos.h: Declare it.
9674 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9676 2016-03-25 Alan Modra <amodra@gmail.com>
9679 * config/rs6000/constraints.md (j): Simplify.
9680 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9682 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9683 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9684 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9685 in all constraint alternatives.
9686 (movtd_64bit_nodm): Delete "j" constraint alternative.
9688 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9690 * tree-ssa-propagate.c: Enhance docs for
9691 SSA_PROP_NOT_INTERESTING.
9693 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9695 * doc/extend.texi: Fix typo in documentation to pure attribute.
9697 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9700 * config/pa/pa.md (bswapdi2): Use a scratch register.
9702 2016-03-24 Richard Henderson <rth@redhat.com>
9705 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9708 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9710 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9711 using ix86_expand_binary_operator instead of gen_andsi3.
9713 2016-03-24 Richard Biener <rguenther@suse.de>
9715 PR tree-optimization/70396
9716 * tree-vect-stmts.c (vectorizable_comparison): Use
9717 get_vectype_for_scalar_type.
9719 2016-03-24 Richard Biener <rguenther@suse.de>
9722 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9723 with register bases.
9725 2016-03-24 Richard Biener <rguenther@suse.de>
9727 PR tree-optimization/70372
9728 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9729 build_all_ones_cst to also handle vector types correctly.
9731 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9734 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9737 2016-03-23 Marek Polacek <polacek@redhat.com>
9740 * doc/invoke.texi: Document -Wignored-attributes.
9742 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9744 PR tree-optimization/69042
9745 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9746 parameter from 30 to 40.
9748 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9750 PR tree-optimization/69042
9751 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9752 for use with constant offset stripped in base.
9754 2016-03-23 Richard Biener <rguenther@suse.de>
9757 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9758 mode compatibility check.
9759 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9761 2016-03-23 Jeff Law <law@redhat.com>
9763 PR tree-optimization/64058
9764 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9766 (struct ssa_conflicts): Move up earlier in the file.
9767 (conflicts_, var_map_): New static variables.
9768 (initialize_conflict_count): New function to initialize the
9769 CONFLICT_COUNT field for each conflict pair.
9770 (compare_pairs): Lazily initialize the conflict count and use it
9771 as the first tie-breaker.
9772 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9773 and wipe conflicts_ and map_ around the call to qsort. Remove
9774 special case for 2 coalesce pairs.
9775 * bitmap.c (bitmap_count_unique_bits): New function.
9776 (bitmap_count_bits_in_word): New function, extracted from
9778 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9779 * bitmap.h (bitmap_count_unique_bits): Declare it.
9781 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9784 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9785 transparent alias chain for decl assembler name.
9786 * config/sol2.c (solaris_assemble_visibility): Likewise.
9788 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9790 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9792 (v10_fdivs): Likewise.
9793 (v10_fdivd): Likewise.
9795 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9798 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9799 to not call fclose twice on file.
9801 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9803 PR tree-optimization/70354
9804 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9805 oprnd0 is wider than oprnd1 and there is a cast from the wider
9806 type to oprnd1, mask it with the mask of the narrower type.
9809 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9810 Optimize TARGET_STV splitters, if high or low word of last argument
9813 2016-03-22 Jeff Law <law@redhat.com>
9816 tree-ssa-threadbackward.c
9817 (fsm_find_control_statement_thread_paths): Correctly distinguish
9818 between old style jump threads vs FSM jump threads.
9820 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
9823 * config/i386/i386.c (scalar_chain::convert_op): Support
9824 uninitialized register usage case.
9826 2016-03-22 Richard Biener <rguenther@suse.de>
9829 * genmatch.c (gen_transform): Adjust last parameter to a three-state
9831 (capture::gen_transform): ... to change behavior when substituting
9832 a condition into cond or not-cond expr context.
9833 (dt_simplify::gen_1): Adjust.
9834 * gimple-match-head.c: Include gimplify.h for unshare_expr.
9835 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
9836 last change and instead change to
9837 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
9838 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9840 2016-03-22 Anthony Green <green@moxielogic.com>
9842 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
9843 issue for moxiebox targets.
9844 (CC1PLUS_SPEC): Ditto.
9846 2016-03-22 Richard Biener <rguenther@suse.de>
9849 * fold-const.c (extract_muldiv_1): Properly perform multiplication
9852 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9854 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
9856 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9859 * config/i386/i386.c (def_builtin): Handle
9860 OPTION_MASK_ISA_AVX512VL to be and-ed with other
9862 (const struct builtin_description bdesc_special_args[]):
9863 Remove duplicate ISA bits.
9865 2016-03-22 Jakub Jelinek <jakub@redhat.com>
9868 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
9869 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
9870 in a way that works also for AVX512BW.
9873 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
9874 instead of source if operands[1] is xmm16 and above and
9875 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
9876 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
9879 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
9880 on assign if (*from_p) is a comparison, set it to
9881 TREE_NO_WARNING (*from_p).
9883 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9886 * lra.c (restore_scratches): Ignore deleted insns.
9888 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
9889 Jakub Jelinek <jakub@redhat.com>
9891 PR tree-optimization/70317
9892 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
9895 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
9898 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
9899 of ix86_expand_move.
9901 (movti): Use general_operand for operand 1 predicate.
9903 2016-03-21 Martin Liska <mliska@suse.cz>
9905 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
9907 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
9909 2016-03-21 Martin Liska <mliska@suse.cz>
9912 * ipa-icf.c (sem_function::parse): Skip static
9913 constructors and destructors.
9915 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9918 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
9919 function-like macro, peek following token(s) if it is followed
9920 by CPP_OPEN_PAREN token with optional padding in between, and
9921 if not, don't treat it like a macro.
9923 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
9924 Alexander Monakov <amonakov@ispras.ru>
9926 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
9927 for the stabs debug format.
9929 2016-03-21 Richard Biener <rguenther@suse.de>
9931 PR tree-optimization/70310
9932 * tree-vect-generic.c (expand_vector_condition): Fold the built
9935 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
9938 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
9939 Block third alternative for AVX-512VL target,
9941 2016-03-21 Martin Liska <mliska@suse.cz>
9944 * hsa-brig.c (emit_function_directives): Mark unemitted
9945 global variables for emission.
9946 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
9947 (get_symbol_for_decl): Likewise.
9948 * hsa.h (struct hsa_symbol): New flag.
9950 2016-03-21 Richard Biener <rguenther@suse.de>
9952 PR tree-optimization/70288
9953 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
9954 we do not estimate unsimplified all-constant conditionals or
9955 switches as optimized away.
9957 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
9959 PR rtl-optimization/69102
9960 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
9961 when we have a readonly dependency context.
9963 2016-03-18 Jeff Law <law@redhat.com>
9965 PR rtl-optimization/70263
9966 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
9967 (update_equiv_regs): When trying to move a store to after the insn
9968 that sets the source of the store, make sure the store occurs after
9969 the insn that sets the source of the store. When successful note
9970 the REG_EQUIV note created in the dump file.
9972 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
9973 Bernd Schmidt <bschmidt@redhat.com>
9975 * doc/extend.texi: Document more potential problems with basic asms.
9977 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
9979 PR rtl-optimization/70278
9980 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
9983 2016-03-18 Jason Merrill <jason@redhat.com>
9985 * calls.c (load_register_parameters): Fix zero size sibcall logic.
9987 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
9989 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
9990 values to 128b regs.
9992 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
9994 PR tree-optimization/70252
9995 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
9996 boolean vector has a proper number of elements.
9997 (supportable_narrowing_operation): Likewise.
9999 2016-03-18 Tom de Vries <tom@codesourcery.com>
10002 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
10004 2016-03-18 Jakub Jelinek <jakub@redhat.com>
10006 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
10007 instead of replace_rtx for DEBUG_INSNs.
10009 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10011 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
10012 load type reservations.
10014 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
10017 * config/pa/constraints.md: Revert 2015-02-13 change. Use
10018 define_constraint for "Q" and "T" constraints.
10020 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
10022 Tweak the pipeline model for Exynos M1
10024 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
10027 2016-03-17 David Malcolm <dmalcolm@redhat.com>
10030 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
10031 where one or both locations aren't within a line_map.
10033 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
10036 * opts.c (finish_options): Don't set flag_pie to the default if
10037 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
10040 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
10042 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
10043 true as ALL_REGS argument to replace_rtx.
10045 2016-03-17 Richard Biener <rguenther@suse.de>
10048 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
10051 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10054 * rtl.h (replace_rtx): Add ALL_REGS argument.
10055 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
10056 equality and assert mode is the same, instead of just rtx pointer
10058 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
10059 true as ALL_REGS argument to replace_rtx.
10061 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
10063 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
10064 for boolean vector with vector mode only.
10065 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10067 2016-03-17 Nick Clifton <nickc@redhat.com>
10070 * config/rx/rx.c (rx_print_integer): Print negative constants in
10073 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10076 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
10078 2016-03-16 Richard Henderson <rth@redhat.com>
10079 Richard Biener <rguenth@suse.de>
10081 PR middle-end/70240
10082 PR middle-end/68215
10084 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
10085 first operand as is_gimple_condexpr.
10087 PR middle-end/70240
10088 PR middle-end/68215
10090 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
10091 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
10092 Do not gimplify the result.
10093 (do_unop): Adjust call to tree_vec_extract.
10094 (do_binop): Likewise.
10095 (do_compare): Likewise.
10096 (do_plus_minus): Likewise.
10097 (do_negate): Likewise.
10098 (expand_vector_condition): Likewise.
10099 (do_cond): Likewise.
10101 2016-03-16 Richard Henderson <rth@redhat.com>
10104 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
10105 (aarch64_classify_address): Use it.
10106 (aarch64_legitimize_address): Force all subexpressions of PLUS
10107 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
10109 2016-03-16 Jakub Jelinek <jakub@redhat.com>
10110 Richard Biener <rguenth@suse.de>
10113 * rtlanal.c (replace_rtx): For REG, if from is a REG,
10114 return to even if only REGNO is equal, and assert
10117 2016-03-11 Jeff Law <law@redhat.com>
10119 PR rtl-optimization/70224
10120 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
10122 2016-03-16 Richard Henderson <rth@redhat.com>
10124 PR middle-end/70199
10125 * function.h (struct function): Add has_forced_label_in_static.
10126 * gimplify.c (force_labels_r): Set it.
10127 * lto-streamer-in.c (input_struct_function_base): Read it.
10128 * lto-streamer-out.c (output_struct_function_base): Write it.
10129 * tree-inline.c (has_label_address_in_static_1): Remove.
10130 (copy_forbidden): Remove fndecl parameter; test
10131 has_forced_label_in_static.
10132 (inline_forbidden_p): Update call to copy_forbidden.
10133 (tree_versionable_function_p): Likewise.
10134 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
10135 (chkp_versioning): Likewise.
10136 * tree-inline.h (copy_forbidden): Update decl.
10138 2016-03-16 Marek Polacek <polacek@redhat.com>
10141 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
10142 function being thunked if the result type doesn't have fixed size.
10143 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
10144 doesn't have fixed size.
10146 2016-03-16 Bin Cheng <bin.cheng@arm.com>
10148 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
10149 reporting malformed loop nest.
10151 2016-03-16 Tom de Vries <tom@codesourcery.com>
10154 * ipa-devirt.c (possible_polymorphic_call_targets): Move
10155 nodes.length () == 1 test to before first nodes[0] access.
10157 2016-03-16 Tom de Vries <tom@codesourcery.com>
10159 PR tree-optimization/68715
10160 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
10161 single_pred_p test.
10163 2016-03-16 Tom de Vries <tom@codesourcery.com>
10165 PR tree-optimization/68809
10166 * graphite-scop-detection.c (same_close_phi_node): Test if result types
10169 2016-03-16 Carlos O'Donell <carlos@redhat.com>
10170 Sandra Loosemore <sandra@codesourcery.com>
10172 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
10173 on leaf attribute. Mention ELF interposition problems.
10175 2016-03-16 Alan Modra <amodra@gmail.com>
10177 PR rtl-optimization/69195
10178 PR rtl-optimization/47992
10179 * ira.c (indirect_jump_optimize): Ignore artificial defs.
10182 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
10185 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
10187 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10189 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
10191 2016-03-15 Jakub Jelinek <jakub@redhat.com>
10193 PR rtl-optimization/70222
10194 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
10195 optimization if mode is different from result_mode, queue up masking
10196 of the result in outer_op. Formatting fix.
10198 PR middle-end/70239
10199 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
10202 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10204 PR rtl-optimization/69032
10205 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
10206 looping backwards over basic block insns.
10208 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10211 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
10212 to non-speculative when propagating trap bits.
10214 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10216 PR rtl-optimization/63384
10217 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
10218 DEBUG_INSN_P insns.
10220 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10223 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
10224 factored out from ...
10225 (sched_analyze_insn): ... here.
10226 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
10227 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
10228 get_implicit_reg_pending_clobbers in it.
10229 (setup_id_reg_sets): Use setup_id_implicit_regs.
10230 (deps_init_id): Ditto.
10232 2016-03-15 Tom de Vries <tom@codesourcery.com>
10235 * cgraph.c (cgraph_node::get_body): Save, reset and restore
10237 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
10238 execute_function_dump.
10239 (execute_one_pass): Don't dump function if it will be dumped after ipa
10242 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
10244 * genrecog.c (match_pattern_2): If pred is NULL don't call
10245 safe_predicate_mode on it.
10247 2016-03-14 Jakub Jelinek <jakub@redhat.com>
10249 PR middle-end/70219
10250 * lra-constraints.c (delete_move_and_clobber): Change assertion
10251 to also allow dregno == 0.
10253 2016-03-14 Richard Henderson <rth@redhat.com>
10256 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
10257 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
10258 (reassociate_bb): Use optimize_vec_cond_expr; avoid
10259 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
10262 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
10265 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
10267 (lra_create_live_ranges_1): initialize hard register biggest_mode to
10269 * lra-constraints.c (split_reg): For hard regs, try to find the
10270 biggest single-register mode used in the function.
10272 2016-03-14 Richard Biener <rguenther@suse.de>
10274 PR tree-optimization/56365
10275 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10276 constants to compare against.
10278 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10281 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10282 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10283 (define_split for the GPR case): Use int_reg_operand instead of
10284 gpc_reg_operand for the output.
10286 2016-03-14 Tom de Vries <tom@codesourcery.com>
10288 PR tree-optimization/70045
10289 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10290 create_empty_if_region_on_edge argument.
10292 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10294 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10295 (STACK_CHECK_PROTECT): Likewise.
10296 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10297 (STACK_CHECK_PROTECT): Likewise.
10298 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10299 (STACK_CHECK_PROTECT): Likewise.
10300 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10301 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10302 (STACK_CHECK_PROTECT): Likewise.
10304 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10306 PR rtl-optimization/69307
10307 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10308 registers in modes that span more than one register.
10310 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10313 * lra-constraints.c (delete_move_and_clobber): New.
10314 (remove_inheritance_pseudos): Use it.
10316 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10319 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10320 the libcall is LCT_THROW.
10321 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10322 for the checking routine.
10324 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10327 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10328 optimization if we have direct move.
10329 (roundu32<mode>2_fprs): Likewise.
10331 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10334 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10336 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10337 Arguments swapped. All callers changed. Take reg_renumber into
10338 account, and Calculate and compare register ranges for hard regs.
10340 2016-03-11 Jeff Law <law@redhat.com>
10342 PR tree-optimization/70190
10343 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10344 Handle cases where we can not extract the taken edge, even though we
10345 found a constant value.
10347 PR tree-optimization/64058
10348 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10349 (num_coalesce_pairs): Move up earlier in file.
10350 (find_coalesce_pair): Initialize the INDEX field for each pair
10352 (compare_pairs): No longer sort on the elements in each pair.
10353 Instead break ties with the index of the coalesce pair.
10355 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10358 * config/aarch64/aarch64-protos.h
10359 (aarch64_save_restore_target_globals): New prototype.
10360 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10361 Call the above when popping pragma.
10362 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10364 (aarch64_set_current_function): Rewrite using the above.
10366 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10368 PR tree-optimization/70177
10369 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10370 (extract_ops_from_tree): ... this. In the 2 argument
10371 overload remove _1 suffix.
10372 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10373 (extract_ops_from_tree): ... this.
10374 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10376 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10377 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10378 extract_ops_from_tree instead of 2 operand one.
10380 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10382 PR tree-optimization/70013
10383 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10384 for constant-pool entries.
10386 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10388 PR rtl-optimization/70174
10389 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10390 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10392 PR tree-optimization/70169
10393 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10394 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10397 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10398 Jakub Jelinek <jakub@redhat.com>
10401 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10402 of uninitialized values.
10404 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10406 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10408 ("*trunctddd2"): New pattern definition.
10409 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10412 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10414 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10415 definitions for BFP and DFP rounding modes.
10416 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10417 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10418 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10419 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10422 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10424 * config/s390/constraints.md: Adjust comment.
10425 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10426 s390_decompose_addrstyle_without_index.
10427 * config/s390/predicates.md (shift_count_or_setmem_operand):
10428 Rename to setmem_operand.
10429 * config/s390/s390-protos.h
10430 (s390_decompose_shift_count): Rename to
10431 s390_decompose_addrstyle_without_index.
10432 * config/s390/s390.c (s390_decompose_shift_count)
10433 (s390_mem_constraint, print_shift_count_operand)
10434 (print_operand_address, print_operand): Rename
10435 s390_decompose_shift_count to
10436 s390_decompose_addrstyle_without_index and rename
10437 print_shift_count_operand to print_addrstyle_operand troughout the
10439 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10440 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10441 Rename shift_count_or_setmem_operand to setmem_operand.
10442 * config/s390/vx-builtins.md ("vec_insert<mode>")
10443 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10446 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10449 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10450 Handle overlapping retval and newval.
10452 2016-03-10 Nick Clifton <nickc@redhat.com>
10455 * config/aarch64/aarch64.c
10456 (aarch64_override_options_after_change_1): When forcing
10457 flag_omit_frame_pointer to be true, use a special value that can
10458 be detected if this function is called again, thus preventing
10459 flag_omit_leaf_frame_pointer from being forced to be false.
10461 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10463 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10464 Set x_flag_omit_leaf_frame_pointer when handling
10465 -momit-leaf-frame-pointer.
10467 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10470 * cgraph.c (cgraph_node::dump): Dump split_part and
10471 indirect_call_target.
10472 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10473 * ipa.c (has_addr_references_p): Cleanup.
10474 (is_indirect_call_target_p): New.
10475 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10476 called indirectly as local.
10477 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10479 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10482 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10483 on cxa_pure_virtual.
10485 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10488 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10490 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10493 * tree.c (need_assembler_name_p): Only record main variant type names.
10495 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10498 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10499 Always define to 0 or 1.
10500 (TARGET_FIX_ERR_A53_843419): New macro.
10501 * config/aarch64/aarch64-elf-raw.h
10502 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10503 * config/aarch64/aarch64-linux.h: Likewise.
10504 * config/aarch64/aarch64.c
10505 (aarch64_override_options_after_change_1): Do not default
10506 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10508 (aarch64_attributes): Handle fix-cortex-a53-843419.
10509 (aarch64_can_inline_p): Likewise.
10510 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10512 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10513 Jakub Jelinek <jakub@redhat.com>
10515 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10516 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10517 DECL_COMMONS if flag_unconstrained_commons is set.
10518 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10519 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10520 (funconstrained-commons): Document.
10522 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10524 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10525 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10527 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10529 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10530 has a proper number of elements.
10532 2016-03-10 Alan Modra <amodra@gmail.com>
10534 PR rtl-optimization/69195
10535 PR rtl-optimization/47992
10536 * ira.c (recorded_label_ref): Delete.
10537 (update_equiv_regs): Return void.
10538 (indirect_jump_optimize): New function.
10539 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10540 before regstat_compute_ri. Don't rebuild_jump_labels here.
10541 Delete update_regstat.
10543 2016-03-10 Richard Biener <rguenther@suse.de>
10545 PR tree-optimization/70128
10546 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10547 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10549 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10551 PR tree-optimization/70152
10552 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10553 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10556 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10557 instead of gen_sse2_loadlpd.
10558 * config/i386/sse.md (*vec_concatv2df): Rename to...
10559 (vec_concatv2df): ... this.
10561 PR tree-optimization/70127
10562 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10564 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10568 * diagnostic-show-locus.c (compatible_locations_p): New function.
10569 (layout::layout): Sanitize ranges using compatible_locations_p.
10571 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10575 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10576 location_range param with three const expanded_locations * and a
10578 (layout::layout): Replace call to
10579 rich_location::lazily_expand_location with get_expanded_location.
10580 Extract the range and perform location expansion here, passing
10581 the results to the layout_range ctor.
10582 * diagnostic.c (source_range::debug): Delete.
10583 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10584 of rich_location::get_expanded_location.
10585 * gcc-rich-location.c (get_range_for_expr): Delete.
10586 (gcc_rich_location::add_expr): Reimplement to avoid the
10587 rich_location::add_range overload that took a location_range,
10588 passing a location_t instead.
10590 2016-03-09 Richard Biener <rguenther@suse.de>
10591 Jakub Jelinek <jakub@redhat.com>
10593 PR tree-optimization/70138
10594 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10595 Also skip vect_double_reduction_def.
10597 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10600 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10601 if the operand is "m".
10603 2016-03-09 Nathan Sidwell <nathan@acm.org>
10605 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10607 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10609 * config/i386/i386.c (processor_target_table): Fix cost table
10610 intialization order for znver1.
10612 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10614 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10615 - becuase -> because.
10616 * ipa-reference.c (ignore_module_statics): Likewise.
10617 * cgraph.c (cgraph_node::get_body): Likewise.
10618 * ipa-inline.c (early_inliner): Likewise.
10619 * ipa-devirt.c (types_same_for_odr): Likewise.
10620 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10621 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10623 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10625 * tree-ssa-math-opts.c: Fix typo in comment.
10627 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10630 * config/i386/i386.c (scalar_chain::make_vector_copies,
10631 scalar_chain::convert_reg): Call end_sequence in between
10632 get_insns and emit_conversion_insns rather than after both
10635 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10638 * config/i386/i386.h (machine_function): Add
10639 pc_thunk_call_expanded flag.
10640 (ix86_pc_thunk_call_expanded): New define.
10641 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10642 (*set_got): Rename insn pattern from set_got.
10643 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10644 * config/i386/i386.c (ix86_compute_frame_layout): Use
10645 ix86_pc_thunk_call_expanded to prevent red-zone.
10647 2016-03-07 Martin Jambor <mjambor@suse.cz>
10649 * hsa.h (hsa_get_ctor_statements): Declare.
10650 (hsa_get_dtor_statements): Likewise.
10651 (hsa_get_kernel_dispatch_type): Likewise.
10652 * hsa.c (hsa_get_ctor_statements): New function.
10653 (hsa_get_dtor_statements): Likewise.
10654 (hsa_get_kernel_dispatch_type): Likewise.
10655 * hsa-brig.c (hsa_cdtor_statements): Removed.
10656 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10657 hsa_get_dtor_statements.
10658 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10659 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10661 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10663 * config/arm/arm-cores.def (cortex-r8): New.
10664 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10665 * config/arm/arm-tune.md: Likewise.
10666 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10668 2016-03-07 Martin Sebor <msebor@redhat.com>
10670 PR rtl-optimization/19705
10671 * doc/invoke.texi (Options That Control Optimization): Clarify
10672 -fno-branch-count-reg.
10674 2016-02-26 Richard Biener <rguenther@suse.de>
10675 Jeff Law <law@redhat.com>
10677 PR tree-optimization/69740
10678 * cfghooks.c (remove_edge): Request loop fixups if we delete
10679 an edge that might turn an irreducible loop into a natural
10681 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10682 Move after definition of loops_state_clear.
10684 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10686 PR rtl-optimization/69052
10687 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10690 2016-03-07 Tom de Vries <tom@codesourcery.com>
10692 PR tree-optimization/70116
10693 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10694 is_tm_ending stmts and ubsan/asan internal functions.
10695 (find_duplicate): Use it. Don't test is_tm_ending here.
10697 2016-03-07 Richard Biener <rguenther@suse.de>
10699 PR tree-optimization/70115
10700 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10701 (propagate_constants_for_unrolling): Use replace_uses_by.
10703 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10705 PR middle-end/69916
10706 * omp-low.c (struct oacc_loop): Add ifns.
10707 (new_oacc_loop_raw): Initialize it.
10708 (finish_oacc_loop): Clear mask & flags if no ifns.
10709 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10710 (oacc_loop_xform_loop): Add ifns arg & adjust.
10711 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10713 2016-03-07 Richard Henderson <rth@redhat.com>
10716 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10717 (insert_value_copy_on_edge): Likewise.
10719 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10721 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10723 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10726 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10728 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10730 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10732 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10734 Fix sseimul type attribute.
10735 * config/i386/znver1.md
10736 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10737 znver1_sseimul_avx256_load) : Fix the type attribute.
10738 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10739 pipe usage and latency.
10741 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10744 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10745 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10748 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10751 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10753 PR rtl-optimization/69941
10754 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10755 the reg share its mode.
10757 2016-03-04 Jeff Law <law@redhat.com>
10759 PR tree-optimization/69196
10760 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10761 If the both SSA_NAMEs are anonymous, then consider them unassociated
10762 and include the PHI in the statement count.
10764 2016-03-05 Tom de Vries <tom@codesourcery.com>
10766 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10767 construct in oacc routine. Check for oacc region in oacc routine.
10769 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10772 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10773 2016-02-22 changes, instead don't recurse if RECUR is already true.
10774 Don't change *dynamic_check if RECUR. Adjust recursive caller
10775 to pass true to the new argument.
10776 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10779 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10780 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10782 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10784 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10786 PR rtl-optimization/57676
10787 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10788 with flag_checking.
10790 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10792 * tree-vect-patterns.c (search_type_for_mask): Handle
10793 comparison of booleans.
10795 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10797 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10801 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10802 all other ops that have dw_val_class_die_ref operands,
10803 and DW_OP_GNU_entry_value.
10805 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10807 PR rtl-optimization/69904
10808 * config/arm/arm.c (arm_cannot_copy_insn_p):
10809 Return true for load-exclusive instructions.
10811 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10814 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10815 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10816 the pattern no matter if it is used just by non-pattern, pattern
10818 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10819 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10820 oprnd1 def_stmt is in pattern, don't look through it.
10822 2016-03-03 Marek Polacek <polacek@redhat.com>
10824 PR middle-end/70050
10825 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
10827 2016-03-03 Martin Liska <mliska@suse.cz>
10829 PR tree-optimization/70043
10830 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
10831 previous statement if we see a debug statement.
10833 2016-03-03 Richard Biener <rguenther@suse.de>
10835 PR tree-optimization/55936
10836 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
10837 parameter and guard unsafe equivalence use.
10838 (vrp_evaluate_conditional_warnv_with_ops): Always use
10839 safe equivalences but not via the quadratic compare_names
10842 2016-03-03 Michael Collison <michael.collison@linaro.org>
10845 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
10846 for operand 1 to s_register_operand. Change predicate for operand
10847 2 to arm_not_immediate_operand.
10849 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
10851 * doc/tm.texi: Regenerated.
10853 2016-03-02 Richard Henderson <rth@redhat.com>
10856 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
10857 simplification when all args are positive non-fixed registers.
10859 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10861 * target.def (lra_p): Specify that new ports should use LRA.
10863 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10866 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
10867 gimplify_type_sizes the type they refer to.
10868 (omp_notice_variable): Handle reference vars to VLAs.
10869 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
10870 reference to VLA decls in the second pass instead of first pass.
10872 2016-03-02 Tom de Vries <tom@codesourcery.com>
10874 PR tree-optimization/68659
10875 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
10876 new_expr == NULL_TREE.
10877 (get_new_name): Handle ADDR_EXPR.
10879 2016-03-02 Bin Cheng <bin.cheng@arm.com>
10881 PR rtl-optimization/69052
10882 * loop-invariant.c (canonicalize_address): New function.
10883 (inv_can_prop_to_addr_use): Check validity of address expression
10884 which is canonicalized by above function.
10886 2016-03-02 Alan Modra <amodra@gmail.com>
10889 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
10892 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10895 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
10896 (*movhi_internal): Put mask moves from and to memory separately
10897 from moves from/to GPRs.
10899 2016-03-02 Richard Biener <rguenther@suse.de>
10901 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
10902 GENERIC expressions in GIMPLE.
10904 2016-03-02 Richard Biener <rguenther@suse.de>
10906 * config/i386/i386.c (type_natural_mode): Fix typo.
10908 2016-03-02 Nick Clifton <nickc@redhat.com>
10910 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
10912 2016-03-02 Richard Biener <rguenther@suse.de>
10913 Uros Bizjak <ubizjak@gmail.com>
10916 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
10918 2016-03-02 Richard Biener <rguenther@suse.de>
10920 PR middle-end/67278
10921 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
10923 2016-03-02 Marek Polacek <polacek@redhat.com>
10926 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
10927 "is promoted to" warning.
10929 2016-03-01 DJ Delorie <dj@redhat.com>
10931 * config.gcc: Deprecate mep-*.
10933 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
10935 PR middle-end/70025
10936 * lra-constraints.c (regno_val_use_in): New.
10937 (match_reload): Use it instead of regno_use_in.
10939 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10941 PR rtl-optimization/70007
10942 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
10943 references present in REG_EQUAL notes attached to non-SET patterns.
10945 2016-03-01 Jeff Law <law@redhat.com>
10947 PR tree-optimization/69196
10948 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10949 Appropriately clamp the number of statements to copy when the
10950 thread path does not traverse a loop backedge.
10952 PR tree-optimization/69196
10953 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10954 Do count some PHIs in the thread path against the insn count. Decrease
10955 final statement count by one as the control statement in the last
10956 block will get removed. Remove special cased code for handling PHIs
10959 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
10962 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
10963 asm dialect alternatives to explicit GOTPCREL calls.
10965 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10968 * ira.c (do_reload): Issue warning for generic stack checking here...
10969 * reload1.c (reload): ...instead of here and streamline it.
10971 2016-03-01 Nick Clifton <nickc@redhat.com>
10973 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
10975 2016-03-01 Richard Biener <rguenther@suse.de>
10977 PR tree-optimization/69983
10978 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
10979 types and fall back to operand_equal_p.
10981 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10984 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10986 * config/s390/constraints.md ("jm8"): New constraint.
10987 * config/s390/predicates.md ("const_int_8bitset_operand"): New
10989 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
10991 ("*setmem_long<setmem_and>"): New pattern.
10992 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
10994 ("*setmem_long_31z<setmem_and>"): New pattern.
10995 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
10996 New substitution rules with the required attributes.
10999 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11002 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11004 * gensupport.c (process_substs_on_one_elem): Split loop to
11005 complete mark_operands_used_in_match_dup on all expressions in the
11007 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11008 and remove function.
11010 2016-03-01 Richard Biener <rguenther@suse.de>
11012 PR middle-end/70022
11013 * fold-const.c (fold_indirect_ref_1): Fix range checking for
11014 vector BIT_FIELD_REF extract.
11016 2016-03-01 Richard Biener <rguenther@suse.de>
11018 PR tree-optimization/69994
11019 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
11021 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
11023 PR tree-optimization/69956
11024 * tree-vect-stmts.c (supportable_widening_operation): Support
11025 multi-step conversion of boolean vectors.
11026 (supportable_narrowing_operation): Likewise.
11028 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11030 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
11033 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11035 * config/s390/subst.md (DSI_VI): New mode iterator.
11036 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
11037 * config/s390/vector.md ("vec_set<mode>"): Move expander before
11038 the insn definition.
11039 ("*vec_set<mode>"): Change predicate and add alternative to
11040 support only either register or const_int operands as element
11042 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
11044 ("vec_extract<mode>"): New expander.
11045 ("*vec_extract<mode>"): New insn definition supporting reg and
11046 const_int element selectors.
11047 ("*vec_extract<mode>_plus"): New insn definition supporting
11048 reg+const_int element selectors.
11049 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
11050 following expander+insn definition.
11051 ("<vec_shifts_name><mode>3"): New expander.
11052 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
11054 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11056 * config/s390/s390.md ("*tabort_1"): Change predicate to
11057 nonmemory_operand. Add a second alternative to cover
11058 register as well as const int operands.
11059 ("*tabort_1_plus"): New pattern definition.
11061 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11063 * config/s390/s390.md ("*ashrdi3_cc_31")
11064 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
11065 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
11066 Merge insn definitions into ...
11067 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11068 New pattern definition.
11069 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
11070 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
11071 ("*ashr<mode>3_and"): Merge insn definitions into ...
11072 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11073 New pattern definition.
11074 * config/s390/subst.md ("addr_style_op_cc_subst")
11075 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
11076 substitutions patterns plus attributes.
11077 Add ashiftrt to SUBST iterator.
11079 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11081 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
11082 op2 to nonmemory_operand.
11083 ("*<shift>di3_31", "*<shift>di3_31_and"):
11084 Merge into single pattern definition ...
11085 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
11086 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
11087 pattern definition ...
11088 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
11089 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
11092 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11094 * config/s390/predicates.md (const_int_6bitset_operand): New
11096 * config/s390/s390.md: Include subst.md.
11097 ("rotl<mode>3"): New expander.
11098 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
11100 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
11101 * config/s390/subst.md: New file.
11103 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11105 * config/s390/s390.md ("op_type", "atype", "length" attributes):
11106 Remove RRR type. It doesn't really exist.
11107 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
11109 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
11110 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
11111 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
11112 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
11113 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
11114 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
11115 `enabled' attribute.
11117 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11119 * gensupport.c (process_substs_on_one_elem): Split loop to
11120 complete mark_operands_used_in_match_dup on all expressions in the
11122 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11123 and remove function.
11125 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11128 * config/sparc/sparc.c (NWORDS_UP): Rename to...
11129 (CEIL_NWORDS): ...this. Use CEIL macro.
11130 (compute_fp_layout): Adjust to above renaming.
11131 (function_arg_union_value): Likewise.
11132 (sparc_arg_partial_bytes): Likewise.
11133 (sparc_function_arg_advance): Likewise.
11135 2016-02-29 Jeff Law <law@redhat.com>
11137 PR tree-optimization/70005
11138 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
11139 where an object with a boolean range is compared against a value
11142 PR tree-optimization/69999
11143 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
11144 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
11147 2016-02-29 Richard Biener <rguenther@suse.de>
11149 PR tree-optimization/69994
11150 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
11151 (get_unary_op): Look through nop conversions.
11152 (ops_equal_values_p): New function, look for equality diregarding
11154 (eliminate_plus_minus_pair): Use ops_equal_values_p
11155 (repropagate_negates): Do not use get_unary_op here.
11157 2016-02-29 Martin Liska <mliska@suse.cz>
11159 * system.h: Poison ENABLE_CHECKING macro.
11161 2016-02-29 Martin Liska <mliska@suse.cz>
11163 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
11164 is presented in dump flags.
11165 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11166 (hsa_regalloc): Likewise.
11168 2016-02-19 Richard Biener <rguenther@suse.de>
11170 PR tree-optimization/69980
11171 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
11172 permutation of those we need to keep.
11174 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11177 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
11178 (NWORDS_UP): ...this
11179 (init_cumulative_args): Minor tweaks.
11180 (sparc_promote_function_mode): Likewise.
11181 (scan_record_type): Delete.
11182 (traverse_record_type): New function template.
11183 (classify_data_t): New structure type.
11184 (classify_registers): New inline function.
11185 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
11186 exhausted. Instantiate traverse_record_type on classify_registers and
11187 deal with the case of a structure passed in slot #15 with no FP field
11189 (assign_data_t): New structure type.
11190 (compute_int_layout): New static function.
11191 (compute_fp_layout): Likewise.
11192 (count_registers): New inline function.
11193 (assign_int_registers): New static function.
11194 (assign_fp_registers): Likewise.
11195 (assign_registers): New inline function.
11196 (function_arg_record_value_1): Delete.
11197 (function_arg_record_value_2): Likewise.
11198 (function_arg_record_value_3): Likewise.
11199 (function_arg_record_value): Adjust to above changes. Instantiate
11200 traverse_record_type on count_registers to first count the number of
11201 registers to be used and then on assign_registers to assign them.
11202 (function_arg_union_value): Adjust to above renaming.
11203 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
11204 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
11205 case of a structure passed in slot #15
11206 (sparc_function_arg_advance): Likewise.
11207 (function_arg_padding): Minor tweak.
11209 2016-02-29 Richard Biener <rguenther@suse.de>
11211 PR tree-optimization/69720
11212 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
11213 the adjustment_def path for possibly vectorized defs.
11214 (vect_create_epilog_for_reduction): Handle vectorized initial
11217 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
11219 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
11221 2016-02-27 Jeff Law <law@redhat.com>
11224 2016-02-26 Richard Biener <rguenther@suse.de>
11225 Jeff Law <law@redhat.com>
11227 PR tree-optimization/69740
11228 * cfghooks.c (remove_edge): Request loop fixups if we delete
11229 an edge that might turn an irreducible loop into a natural
11232 2016-02-27 Jakub Jelinek <jakub@redhat.com>
11234 PR rtl-optimization/69896
11235 * tree-vect-generic.c (get_compute_type): Avoid single element
11238 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
11240 Rename the AArch64 tuning option and related functions to enable the
11241 Newton series for the reciprocal square root to reflect its
11242 approximative characteristic.
11244 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
11245 function to "aarch64_emit_approx_rsqrt".
11246 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
11247 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
11248 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
11249 (xgene1_tunings): Likewise.
11250 (use_rsqrt_p): Likewise.
11251 (aarch64_emit_swrsqrt): Use new function name.
11252 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
11253 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
11254 text explaining this option.
11255 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
11257 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11260 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11261 complain about -mallow-movmisalign without -mvsx if
11262 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
11264 2016-02-26 Joel Sherrill <joel@rtems.org>
11266 * config.gcc: Add x86_64-*-rtems*.
11267 * config/i386/rtems-64.h: New file.
11269 2016-02-26 Joel Sherrill <joel@rtems.org>
11271 * config.gcc: Add aarch64-*-rtems*.
11272 * config/aarch64/rtems.h: New file.
11274 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11277 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11278 shift amount using %h. Add comment.
11280 2016-02-26 Richard Biener <rguenther@suse.de>
11281 Jeff Law <law@redhat.com>
11283 PR tree-optimization/69740
11284 * cfghooks.c (remove_edge): Request loop fixups if we delete
11285 an edge that might turn an irreducible loop into a natural
11288 2016-02-26 Martin Jambor <mjambor@suse.cz>
11290 PR middle-end/69920
11291 * tree-sra.c (sra_modify_assign): Do not remove loads of
11292 uninitialized aggregates to SSA_NAMEs.
11294 2016-02-26 Richard Henderson <rth@redhat.com>
11297 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11298 pseudo in case the target rtx matches the source of the left
11301 2016-02-26 Martin Jambor <mjambor@suse.cz>
11304 * hsa.h (hsa_type_packed_p): Declare.
11305 * hsa.c (hsa_type_packed_p): New function.
11306 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11308 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11309 * hsa-brig.c (emit_basic_insn): Likewise.
11311 2016-02-26 Martin Jambor <mjambor@suse.cz>
11314 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11316 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11318 2016-02-26 Martin Jambor <mjambor@suse.cz>
11320 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11321 hsa_op_with_type operands.
11322 (hsa_unsigned_type_for_type): Declare.
11323 * hsa.c (hsa_unsigned_type_for_type): New function.
11324 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11325 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11326 the finalizer. Do not emit extra move.
11328 2016-02-26 Martin Jambor <mjambor@suse.cz>
11330 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11331 atomic operations in private segment.
11333 2016-02-26 Martin Jambor <mjambor@suse.cz>
11335 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11336 statements to wi->info. Also disallow omp simd constructs.
11337 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11338 for not gridifying. Dump special string for omp_for.
11340 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11343 * config/aarch64/aarch64.c (aarch64_set_current_function):
11344 Save/restore target globals when switching to
11345 target_option_default_node.
11347 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11350 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11351 Return 0 if !SHIFT_COUNT_TRUNCATED.
11353 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11354 Eric Botcazou <ebotcazou@adacore.com>
11356 PR rtl-optimization/69891
11357 * dse.c (scan_insn): If we can't figure out memset arguments
11358 or they are non-constant, call clear_rhs_from_active_local_stores.
11360 2016-02-26 Martin Liska <mliska@suse.cz>
11362 * doc/extend.texi: Mention clog10, clog10f an clog10l
11363 in Builtins section.
11365 2016-02-26 Martin Liska <mliska@suse.cz>
11367 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11369 (resolve_args_picking_1): Likewise.
11370 * dwarf2out.h (struct GTY): Likewise.
11372 2016-02-26 Martin Liska <mliska@suse.cz>
11374 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11375 with flag_checking.
11376 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11378 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11379 Martin Liska <mliska@suse.cz>
11381 * doc/install.texi: Mention --enable-valgrind-annotations.
11383 2016-02-26 Richard Biener <rguenther@suse.de>
11385 PR tree-optimization/69551
11386 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11387 looking through aliases adjust DECL_PT_UID to refer to the
11388 ultimate alias target.
11390 2016-02-25 Martin Liska <mliska@suse.cz>
11392 PR middle-end/69919
11393 * alloc-pool.c (after_memory_report): New variable.
11394 * alloc-pool.h (base_pool_allocator ::release): Do not use
11395 the infrastructure if after_memory_report.
11396 * toplev.c (toplev::main): Mark after memory report.
11398 2016-02-25 Richard Biener <rguenther@suse.de>
11400 PR tree-optimization/48795
11401 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11403 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11406 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11407 offloading is enabled and -fopenacc or -fopenmp is specified.
11408 (CRTOFFLOADEND): Likewise.
11409 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11410 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11411 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11412 (offload_objects_file_name): New static var.
11413 (tool_cleanup): Remove offload_objects_file_name file.
11414 (find_offloadbeginend): Replace with ...
11415 (find_crtoffloadtable): ... this.
11416 (run_gcc): Remove offload_argc and offload_argv.
11417 Get offload_objects_file_name from -foffload-objects=... option.
11418 Read names of object files with offload from this file, pass them to
11419 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11420 don't pass offloadbegin and offloadend to the linker. Don't pass
11421 offload non-LTO files to the linker, because now they're not claimed.
11423 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11426 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11427 on builtin_unreachable.
11429 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11431 PR rtl-optimization/69896
11432 * regcprop.c: Include cfgrtl.h.
11433 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11434 than remembered mode, either delete it (if noop_move_p), or
11435 treat like copy_p but not noop_p instruction.
11437 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11440 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11441 - allow NULL decl for Fortran DW_TAG_common_block variables.
11443 2016-02-24 Jason Merrill <jason@redhat.com>
11445 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11447 2016-02-24 Richard Biener <rguenther@suse.de>
11448 Jakub Jelinek <jakub@redhat.com>
11450 PR middle-end/69760
11451 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11452 conditionally executed ops to well-defined overflow behavior.
11454 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11456 PR middle-end/69915
11457 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11460 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11462 PR rtl-optimization/69886
11463 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11464 argument. Use it when checking validity of set instructions.
11465 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11466 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11468 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11469 * store-motion.c (find_moveable_store): Update
11470 can_assign_to_reg_without_clobbers_p callsite.
11472 2016-02-24 Richard Biener <rguenther@suse.de>
11474 PR middle-end/68963
11475 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11477 (record_nonwrapping_iv): Do not fall back to the low/high bound
11478 for non-constant IV bases if the stmt is not always executed.
11480 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11482 * config/arm/arm-cores.def (cortex-a32): New entry.
11483 * config/arm/arm-tables.opt: Regenerate.
11484 * config/arm/arm-tune.md: Regenerate.
11485 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11486 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11487 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11488 for -mcpu and -mtune.
11490 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11493 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11494 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11495 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11496 (atomic_loaddi_1): Delete.
11497 (atomic_loaddi): Rewrite expander using the above changes.
11499 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11502 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11505 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11506 Richard Biener <rguenth@suse.de>
11508 PR middle-end/69909
11509 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11510 set_mem_attributes if tem is SSA_NAME which got expanded
11513 2016-02-24 Richard Biener <rguenther@suse.de>
11515 PR tree-optimization/69907
11516 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11517 end of permutations for BB vectorization.
11519 2016-02-24 Christian Bruel <christian.bruel@st.com>
11521 * config/arm/arm-c.c (arm_option_override): Initialize
11522 target_option_current_node.
11523 * config/arm/arm.c (arm_pragma_target_parse): Replace
11524 build_target_option_node call by target_option_current_node.
11525 Set target_option_current_node.
11528 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11531 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11532 define_insn_and_split to define_insn.
11533 (zero_extendqi<mode>2_dot2): Same.
11534 (extendqi<mode>2_dot): Same.
11535 (extendqi<mode>2_dot2): Same.
11537 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11539 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11540 and add bypass for AES{D,E} and AESMC pairs.
11541 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11544 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11546 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11547 series for reciprocal square root in Exynos M1.
11549 2016-02-23 Martin Sebor <msebor@redhat.com>
11552 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11553 __builtin_alloca_with_align.
11555 2016-02-23 Richard Henderson <rth@redhat.com>
11557 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11558 (ix86_register_pragmas): Remove __seg_tls.
11559 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11560 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11561 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11562 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11563 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11564 * doc/extend.texi (__seg_tls): Remove item.
11566 2016-02-23 Richard Biener <rguenther@suse.de>
11568 * alloc-pool.h (struct allocation_object): Make id member
11569 conditional on CHECKING_P again.
11570 (get_instance): Adjust.
11571 (base_pool_allocator): Likewise.
11573 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11575 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11576 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11578 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11580 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11582 2016-02-23 Richard Biener <rguenther@suse.de>
11584 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11585 * bitmap.h (struct bitmap_usage): Likewise.
11586 (bitmap_move): Declare.
11587 * bitmap.c (register_overhead): Take size_t argument.
11588 (bitmap_move): New function.
11589 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11590 to properly account overhead.
11591 * tree.c (free_node): Use tree_size.
11593 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11596 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11597 when inverting comparison.
11600 * common.opt (Wunreachable-code): Add Warning flag.
11602 2016-02-23 Mark Wielaard <mjw@redhat.com>
11603 Jakub Jelinek <jakub@redhat.com>
11606 * cgraphunit.c (check_global_declaration): Check main_input_filename
11607 and DECL_SOURCE_FILE are not NULL.
11609 2016-02-23 Martin Jambor <mjambor@suse.cz>
11611 PR tree-optimization/69666
11612 * tree-sra.c (sra_modify_assign): Do not attempt to create
11613 default_def replacements for unscalarizable regions.
11615 2016-02-20 Mark Wielaard <mjw@redhat.com>
11618 * cgraphunit.c (check_global_declaration): Check level of
11619 warn_unused_const_variable and main_input_filename.
11620 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11621 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11622 (-Wunused-const-variable): Explain levels 1 and 2.
11624 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11627 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11628 identical arguments. Formatting and spelling fixes.
11631 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11636 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11637 and m68k-devices.def.
11638 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11639 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11641 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11643 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11644 and HImode registers.
11646 2016-02-22 Richard Biener <rguenther@suse.de>
11648 PR tree-optimization/69882
11649 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11650 preserve permutations present because of gaps.
11651 (vect_supported_load_permutation_p): Always continue checking
11652 permutations after vect_attempt_slp_rearrange_stmts.
11654 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11656 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11657 min_profitable_estimate, rather than min_profitable_iters.
11659 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11662 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11663 SImode for last match_operand.
11665 2016-02-22 Martin Liska <mliska@suse.cz>
11667 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11668 return bitsize - 1 as the return value.
11670 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11674 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11675 Handle negative shift counts.
11676 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11677 force_reg on the shift constant.
11678 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11679 (lshrsi3_d): Handle negative shift counts.
11681 2016-02-22 Richard Biener <rguenther@suse.de>
11682 Tom de Vries <tom@codesourcery.com>
11684 * graph.c: Include dumpfile.h.
11685 (print_graph_cfg): Split into three overloads.
11686 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11688 2016-02-22 Tom de Vries <tom@codesourcery.com>
11690 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11693 2016-02-22 Richard Biener <rguenther@suse.de>
11696 * ipa-inline-transform.c (inline_call): When not updating
11697 overall summaries adjust self size by the growth estimate.
11698 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11699 hash-set, do not update overall summaries here. Renamed from ...
11700 (inline_to_all_callers): ... this which is now wrapping the
11701 above and performing delayed overall summary update.
11702 (early_inline_small_functions): Delay updating of the overall
11705 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11707 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11710 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11713 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11714 :%* in %:gt() argument.
11715 (greater_than_spec_func): Adjust for expecting only numbers,
11716 if there are more than two numbers, compare the last two.
11718 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11720 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11721 -Wnarrowing with -std.
11723 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11726 * expr.c (store_field): Don't use bit-field path if exp is
11727 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11728 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11729 and the assignment can be performed by bitwise copy. Formatting
11732 PR middle-end/69838
11733 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11734 call copy_reg_eh_region_note_forward on before and/or after sequences
11735 and remove note from insn if it no longer can throw.
11738 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11739 if TARGET_AVX512BW.
11741 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11743 * config/s390/vector.md: Add missing commutative operand markers
11744 to the patterns which qualify for one.
11745 * config/s390/vx-builtins.md: Likewise.
11747 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11749 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11750 types to mode iterators.
11751 (vec_double): ... and mode attribute.
11752 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11754 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11756 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11757 Change the predicate of op2 from nonimmediate to general and let
11758 reload fix it if necessary.
11760 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11762 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11764 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11766 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11769 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11771 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11772 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11773 * config/s390/s390.md ("movstr<P:mode>"): Call
11774 s390_expand_vec_movstr.
11776 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11778 * config/s390/s390.md: Add missing output modifier for operand 1
11779 to print it as address properly.
11781 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11783 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11784 * config/s390/2964.md: New file.
11785 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11786 of insn grouping attributes depending on the CPU level.
11787 (s390_get_unit_mask): New function.
11788 (s390_sched_score): Remove the OOO from the scheduling macros.
11789 Add loop to calculate a score for the instruction mix.
11790 (s390_sched_reorder): Likewise plus improve debug output.
11791 (s390_sched_variable_issue): Rename macros as above. Calculate
11792 the unit distances after actually scheduling an insn. Improve
11794 (s390_sched_init): Clear last_scheduled_unit_distance array.
11795 * config/s390/s390.md: Include 2964.md.
11797 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11800 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11801 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11802 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11803 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11804 *avx512f_<code>v8div16qi2_mask_1): New insns.
11806 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11809 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11812 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11813 earlyclobber from target. Use wF constraint for fused memory
11815 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11817 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11818 Martin Liska <mliska@suse.cz>
11821 * cfgexpand.c (asan_sanitize_stack_p): New function.
11822 (partition_stack_vars): Use the function.
11823 (expand_stack_vars): Likewise.
11824 (defer_stack_allocation): Likewise.
11825 (expand_used_vars): Likewise.
11827 2016-02-18 Richard Biener <rguenther@suse.de>
11829 PR middle-end/69553
11830 * fold-const.c (operand_equal_p): Properly compare offsets for
11831 IMAGPART_EXPR and ARRAY_REF.
11833 2016-02-18 Nick Clifton <nickc@redhat.com>
11837 * config/arm/arm.c (arm_option_override_internal): Disable
11838 interworking if the target does not support thumb instructions.
11839 (arm_reload_in_hi): Handle the case where a register to register
11840 move needs reloading because there is no simple pattern to handle
11842 (arm_reload_out_hi): Likewise.
11844 2016-02-18 Richard Biener <rguenther@suse.de>
11846 PR middle-end/69854
11847 * match.pd: Don't use fold_binary or fold_unary for folding
11850 2016-02-17 Jakub Jelinek <jakub@redhat.com>
11853 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
11854 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
11855 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
11856 warn on gimple_no_warning_p statements.
11858 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
11860 * doc/extend.texi (C++ Attributes): Correct description of
11861 warn_unused type attribute.
11863 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11865 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
11866 correct instruction.
11868 2016-02-17 Richard Biener <rguenther@suse.de>
11870 PR rtl-optimization/69609
11871 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
11872 (find_traces_1_round): When ending a trace update cached priority
11874 (bb_to_key): Use cached priority when available.
11875 (copy_bb): Initialize cached priority.
11876 (reorder_basic_blocks_software_trace_cache): Likewise.
11878 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11881 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
11883 (aarch64_comparison_operator): Break overly long line into two.
11884 (aarch64_comparison_operation): Likewise.
11885 * config/aarch64/aarch64.md (cstorecc4): Use
11886 aarch64_comparison_operator_mode instead of
11887 aarch64_comparison_operator.
11888 (cstore<mode>4): Likewise.
11889 (aarch64_cstore<mode>): Likewise.
11890 (*cstoresi_insn_uxtw): Likewise.
11891 (cstore<mode>_neg): Likewise.
11892 (*cstoresi_neg_uxtw): Likewise.
11894 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11897 * config/arm/predicates.md (arm_comparison_operator_mode):
11899 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
11900 instead of arm_comparison_operator.
11901 (*mov_negscc): Likewise.
11902 (*mov_notscc): Likewise.
11903 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
11904 (*thumb2_mov_negscc): Likewise.
11905 (*thumb2_mov_negscc_strict_it): Likewise.
11906 (*thumb2_mov_notscc): Likewise.
11907 (*thumb2_mov_notscc_strict_it): Likewise.
11909 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
11911 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
11912 Add missing return.
11914 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
11916 * config/visium/visium.c (machine_libfunc_index): New enum.
11917 (machine_libfuncs): New structure.
11918 (visium_libfuncs): New static variable.
11919 (TARGET_INIT_LIBFUNCS): Define to...
11920 (visium_init_libfuncs): ...this. New function.
11921 (expand_block_move_4): Use the appropriate libfunc.
11922 (expand_block_move_2): Likewise.
11923 (expand_block_move_1): Likewise.
11924 (expand_block_set_4): Likewise.
11925 (expand_block_set_2): Likewise.
11926 (expand_block_set_1): Likewise.
11927 (visium_trampoline_init): Likewise.
11929 2016-02-17 Nick Clifton <nickc@redhat.com>
11931 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
11932 TI's devices.csv file as of March 2016.
11934 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
11937 * opts-global.c (handle_common_deferred_options): Introduce and
11938 initialize two global variables to remember command-line options
11939 specifying a stack-limiting register.
11940 * opts.h: Add extern declarations of the two new global variables.
11941 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
11942 variable based on the values of the two new global variables.
11944 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11947 * common.opt (Wnonnull-compare): New warning.
11948 * doc/invoke.texi (-Wnonnull): Remove text about comparison
11949 of arguments against NULL.
11950 (-Wnonnull-compare): Document.
11951 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
11952 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
11953 * passes.def (pass_warn_nonnull_compare): Add.
11954 * gimple-ssa-nonnull-compare.c: New file.
11956 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11958 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
11959 AARCH64_EXTRA_TUNE_RECIP_SQRT.
11961 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11963 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
11964 reciprocal sqrt for -mlow-precision-recip-sqrt.
11966 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11967 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11969 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
11970 always use lane loads to construct non-constant vectors.
11972 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11974 * config/aarch64/aarch64.md
11975 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
11976 constraints for operand 3.
11977 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
11979 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11980 Richard Biener <rguenther@suse.de>
11982 PR tree-optimization/69820
11983 * tree-vect-patterns.c (type_conversion_p): Return false if
11984 *orig_type is unsigned single precision or boolean.
11985 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
11988 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11990 PR rtl-optimization/69764
11991 PR rtl-optimization/69771
11992 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
11993 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
11995 2016-02-16 Richard Biener <rguenther@suse.de>
11997 PR tree-optimization/69776
11998 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
12000 (indirect_refs_may_alias_p): Likewise.
12001 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
12002 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
12003 according to tbaa_p.
12004 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
12005 (optimize_stmt): For redundant store discovery do not allow tbaa.
12007 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
12009 PR tree-optimization/69714
12010 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
12011 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
12013 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
12015 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
12016 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
12017 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
12018 * config/arc/arc.c (arc_init): Check FPU options.
12019 (get_arc_condition_code): Handle new CC_FPU* modes.
12020 (arc_select_cc_mode): Likewise.
12021 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
12022 register pair only. Allow access for ARCv2 accumulator.
12023 (gen_compare_reg): Whenever we have FPU support use FPU compare
12025 (arc_reorg): Don't generate brcc insns when FPU compare
12026 instructions are involved.
12027 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
12028 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
12029 floating point emulation.
12030 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
12031 (REVERSE_CONDITION): Add new CC_FPU* modes.
12032 (TARGET_FP_SP_BASE): Define.
12033 (TARGET_FP_DP_BASE): Likewise.
12034 (TARGET_FP_SP_FUSED): Likewise.
12035 (TARGET_FP_DP_FUSED): Likewise.
12036 (TARGET_FP_SP_CONV): Likewise.
12037 (TARGET_FP_DP_CONV): Likewise.
12038 (TARGET_FP_SP_SQRT): Likewise.
12039 (TARGET_FP_DP_SQRT): Likewise.
12040 (TARGET_FP_DP_AX): Likewise.
12041 * config/arc/arc.md (ARCV2_ACC): New constant.
12042 (type): New fpu type attribute.
12043 (SDF): Conditional iterator.
12044 (cstore<mode>, cbranch<mode>): Change expand condition.
12045 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
12046 handles FPU/FPX cases as well.
12047 * config/arc/arc.opt (mfpu): New option.
12048 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
12050 (adddf3, muldf3, subdf3): Removed.
12051 * config/arc/predicates.md (proper_comparison_operator): Recognize
12053 * config/arc/fpu.md: New file.
12054 * doc/invoke.texi (ARC Options): Document mfpu option.
12056 2016-02-16 Richard Biener <rguenther@suse.de>
12058 PR rtl-optimization/69291
12059 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
12060 noce_operand_ok check.
12062 2016-02-16 Tom de Vries <tom@codesourcery.com>
12065 * omp-low.c (simd_clone_create): Remove call to
12066 symtab->call_cgraph_insertion_hooks.
12068 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12070 PR tree-optimization/69802
12071 * tree-ssa-reassoc.c (update_range_test): If op is
12072 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
12073 op == 1 test of precision 1 integral op, otherwise handle
12074 that case as op itself. Fix up formatting.
12075 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
12078 2016-02-16 Richard Biener <rguenther@suse.de>
12080 PR tree-optimization/69586
12081 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
12082 types for conversion sources.
12084 2016-02-16 Richard Biener <rguenther@suse.de>
12086 PR middle-end/69801
12087 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
12088 mask OEP_ADDRESS_OF.
12090 2016-02-16 Alan Modra <amodra@gmail.com>
12093 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
12094 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
12095 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
12097 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
12098 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
12099 (p8_fmrgow_<mode>): Likewise.
12100 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
12102 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
12103 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
12104 to use movdi_internal64. Remove op0_di.
12105 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
12107 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
12109 Add support for the FCCMP insn types
12111 * config/aarch64/aarch64.md (fccmp): Change insn type.
12112 (fccmpe): Likewise.
12113 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
12114 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
12115 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
12116 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
12117 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
12118 * config/arm/types.md (fccmps): Add new insn type.
12119 (fccmpd): Likewise.
12121 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
12123 * alias.c (get_alias_set): Fix a typo in comment.
12125 2016-02-15 Richard Biener <rguenther@suse.de>
12127 PR tree-optimization/69595
12128 * match.pd: Complete range test simplification to true.
12130 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
12132 PR rtl-optimization/69648
12133 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
12134 pic_offset_table_rtx.
12136 PR rtl-optimization/69752
12137 * ira.c (update_equiv_regs): When looking for more than a single SET,
12138 also take other side effects into account.
12140 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12142 * config/s390/s390.c (s390_function_profiler): Add a new sequence
12143 for z900+ CPUs in 31-bit mode.
12145 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12147 * common/config/s390/s390-common.c (s390_supports_split_stack):
12149 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
12150 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
12151 * config/s390/s390.c (struct machine_function): New field
12152 split_stack_varargs_pointer.
12153 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
12154 in s390_emit_prologue.
12155 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
12157 (morestack_ref): New global.
12158 (SPLIT_STACK_AVAILABLE): New macro.
12159 (s390_expand_split_stack_prologue): New function.
12160 (s390_live_on_entry): New function.
12161 (s390_va_start): Use split-stack vararg pointer if appropriate.
12162 (s390_asm_file_end): Emit the split-stack note sections.
12163 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
12164 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
12165 (UNSPECV_SPLIT_STACK_CALL): New unspec.
12166 (UNSPECV_SPLIT_STACK_DATA): New unspec.
12167 (split_stack_prologue): New expand.
12168 (split_stack_space_check): New expand.
12169 (split_stack_data): New insn.
12170 (split_stack_call): New expand.
12171 (split_stack_call_*): New insn.
12172 (split_stack_cond_call): New expand.
12173 (split_stack_cond_call_*): New insn.
12175 2016-02-15 Richard Biener <rguenther@suse.de>
12177 PR tree-optimization/69783
12178 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12179 Add trivially correct cases.
12181 2016-02-15 Tom de Vries <tom@codesourcery.com>
12184 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
12186 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
12188 2016-02-15 Richard Biener <rguenther@suse.de>
12190 PR tree-optimization/69776
12191 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12192 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
12193 indicate whether we can use TBAA to disambiguate against stores.
12194 Use alias-set zero if not.
12195 (visit_reference_op_store): Do not use TBAA when looking up
12197 * tree-ssa-pre.c (compute_avail): Use TBAA here.
12198 (eliminate_dom_walker::before_dom_children): But not when looking
12199 up redundant stores.
12201 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
12203 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
12205 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12207 * config/i386/znver1.md
12208 (znver1_pop, znver1_pop_mem,
12209 znver1_load_imov_double_store,
12210 znver1_load_imov_direct_store,
12211 znver1_load_imov_direct_load,
12212 znver1_load_imov_double_load): Add new.
12213 (znver1_insn, znver1_insn_load): Add icmov type.
12214 (znver1_sseavx_fma,
12215 znver1_sseavx_fma_load,
12217 znver1_avx256_fma_load): Fix pipe usage.
12219 2016-02-14 Alan Modra <amodra@gmail.com>
12222 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
12223 with an invalid hard reg, reload just the reg not the entire
12224 pre/post-inc/dec address expression.
12226 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12229 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
12230 fixed R1_REG scratch reg.
12231 (sibcall_value_pcrel_fdpic): Likewise.
12233 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12237 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
12239 2016-02-12 Walter Lee <walt@tilera.com>
12241 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
12242 * config/tilegx/t-tilegx: Likewise.
12244 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12247 * diagnostic-show-locus.c (struct line_span): New struct.
12248 (layout::get_first_line): Delete.
12249 (layout::get_last_line): Delete.
12250 (layout::get_num_line_spans): New member function.
12251 (layout::get_line_span): Likewise.
12252 (layout::print_heading_for_line_span_index_p): Likewise.
12253 (layout::get_expanded_location): Likewise.
12254 (layout::calculate_line_spans): Likewise.
12255 (layout::m_first_line): Delete.
12256 (layout::m_last_line): Delete.
12257 (layout::m_line_spans): New field.
12258 (layout::layout): Update comment. Replace m_first_line and
12259 m_last_line with m_line_spans, replacing their initialization
12260 with a call to calculate_line_spans.
12261 (diagnostic_show_locus): When printing source lines and
12262 annotations, rather than looping over a single span
12263 of lines, instead loop over each line_span within
12264 the layout, with an inner loop over the lines within them.
12265 Call the context's start_span callback when changing line spans.
12266 * diagnostic.c (diagnostic_initialize): Initialize start_span.
12267 (diagnostic_build_prefix): Break out the building of the location
12268 part of the string into...
12269 (diagnostic_get_location_text): ...this new function, rewriting
12270 it from nested ternary expressions to a sequence of "if"
12272 (default_diagnostic_start_span_fn): New function.
12273 * diagnostic.h (diagnostic_start_span_fn): New typedef.
12274 (diagnostic_context::start_span): New field.
12275 (default_diagnostic_start_span_fn): New prototype.
12277 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12280 * gcc.c (driver::finalize): Fix cleanup of "specs".
12282 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12286 * gcc.c (driver::driver): Initialize m_option_suggestions.
12287 (driver::~driver): Clean up m_option_suggestions.
12288 (suggest_option): Convert to...
12289 (driver::suggest_option): ...this, and split out into
12290 driver::build_option_suggestions and find_closest_string.
12291 (driver::build_option_suggestions): New function, from
12292 first half of suggest_option. Special-case
12293 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12294 the sanitizer_opts array. For options of enum types, add the
12295 various enum values to the candidate strings.
12296 (driver::handle_unrecognized_options): Remove "const".
12297 * gcc.h (driver::handle_unrecognized_options): Likewise.
12298 (driver::build_option_suggestions): New decl.
12299 (driver::suggest_option): New decl.
12300 (driver::m_option_suggestions): New field.
12301 * opts-common.c (add_misspelling_candidates): New function.
12302 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12303 and make non-static.
12304 * opts.h (sanitizer_opts): New array decl.
12305 (add_misspelling_candidates): New function decl.
12306 * spellcheck.c (find_closest_string): New function.
12307 * spellcheck.h (find_closest_string): New function decl.
12309 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12311 PR rtl-optimization/69764
12312 PR rtl-optimization/69771
12313 * optabs.c (expand_binop_directly): For shift_optab_p, force
12314 convert_modes with VOIDmode if xop1 has VOIDmode.
12316 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12319 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12320 to correctly determine instrumentation thunks.
12322 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12325 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12326 type by reference, force lhs on the call.
12329 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12330 Compute retval and retbnd early in all cases if split_part_return_p
12331 and return_bb is not EXIT. Remove all clobber stmts and reset
12332 all debug stmts that refer to SSA_NAMEs defined in split part,
12333 except if it is retval, in that case replace the old retval with the
12334 lhs of the call to the split part.
12336 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12339 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12341 PR middle-end/66726
12342 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12343 whose result is used in PHI.
12344 (maybe_optimize_range_tests): Likewise.
12345 (final_range_test_p): Likweise.
12347 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12349 PR middle-end/66726
12350 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12351 whose result is used in PHI.
12352 (maybe_optimize_range_tests): Likewise.
12353 (final_range_test_p): Likweise.
12355 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12357 * cgraph.c: Spelling fixes - behaviour -> behavior and
12358 neighbour -> neighbor.
12359 * target.def: Likewise.
12360 * sel-sched.c: Likewise.
12361 * config/mips/mips.c: Likewise.
12362 * config/arc/arc.md: Likewise.
12363 * config/arm/cortex-a57.md: Likewise.
12364 * config/arm/arm.c: Likewise.
12365 * config/arm/neon.md: Likewise.
12366 * config/arm/arm-c.c: Likewise.
12367 * config/vms/vms-c.c: Likewise.
12368 * config/s390/s390.c: Likewise.
12369 * config/i386/znver1.md: Likewise.
12370 * config/i386/i386.c: Likewise.
12371 * config/ia64/hpux-unix2003.h: Likewise.
12372 * config/msp430/msp430.md: Likewise.
12373 * config/rx/rx.c: Likewise.
12374 * config/rx/rx.md: Likewise.
12375 * config/aarch64/aarch64-simd.md: Likewise.
12376 * config/aarch64/aarch64.c: Likewise.
12377 * config/nvptx/nvptx.c: Likewise.
12378 * config/bfin/bfin.c: Likewise.
12379 * config/cris/cris.opt: Likewise.
12380 * config/rs6000/rs6000.c: Likewise.
12381 * target.h: Likewise.
12382 * spellcheck.c: Likewise.
12383 * ira-build.c: Likewise.
12384 * tree-inline.c: Likewise.
12385 * builtins.c: Likewise.
12386 * lra-constraints.c: Likewise.
12387 * explow.c: Likewise.
12388 * hwint.h: Likewise.
12389 * targhooks.c: Likewise.
12390 * tree-vect-data-refs.c: Likewise.
12391 * expr.c: Likewise.
12392 * doc/tm.texi: Likewise.
12393 * doc/extend.texi: Likewise.
12394 * doc/install.texi: Likewise.
12395 * doc/md.texi: Likewise.
12396 * tree-ssa-tail-merge.c: Likewise.
12397 * sched-int.h: Likewise.
12398 * match.pd: Likewise.
12399 * sched-ebb.c: Likewise.
12400 * target.def (omit_struct_return_reg): Likewise.
12401 * gimple-ssa-isolate-paths.c: Likewise.
12402 (find_implicit_erroneous_behaviour): Renamed to...
12403 (find_implicit_erroneous_behavior): ... this.
12404 (find_explicit_erroneous_behaviour): Renamed to...
12405 (find_explicit_erroneous_behavior): ... this.
12406 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12408 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12410 PR rtl-optimization/64682
12411 PR rtl-optimization/69567
12412 PR rtl-optimization/69737
12413 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12414 in I2 as well, just lose it.
12416 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12418 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12420 (aarch64_last_printed_tune_string): Likewise.
12421 (aarch64_declare_function_name): Only output .arch assembler
12422 directive if it will be different from the previously output
12423 directive. Same for .tune comment but only if -dA is set.
12424 (aarch64_start_file): New function.
12425 (TARGET_ASM_FILE_START): Define.
12427 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12430 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12432 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12435 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12436 -Wmaybe-uninitialized warning.
12438 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12441 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12443 2016-02-11 Richard Biener <rguenther@suse.de>
12445 PR rtl-optimization/69291
12446 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12447 subexpressions affected by changing the result.
12449 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12452 * lra-constraints.c (curr_insn_transform): Find in/out operands
12453 for secondary memory moves. Update dups.
12455 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12457 PR tree-optimization/69652
12458 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12459 to nested loop, did source re-formatting, skip debug statements,
12460 add check on statement with volatile operand, remove dead scalar
12463 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12464 Patrick Palka <ppalka@gcc.gnu.org>
12468 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12469 calls if the return type is TREE_ADDRESSABLE.
12470 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12471 * ipa-split.c (split_function): Fix doubled "we" in comment.
12472 Use void return type for the split part even if
12473 !split_point->split_part_set_retval.
12475 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12477 PR tree-optimization/68021
12478 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12479 when computing the value of biv cand by itself.
12481 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12483 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12484 (cortexa57_tunings): Likewise.
12485 (cortexa72_tunings): Likewise.
12486 (arch_macro_fusion_pair_p): Add support for AES fusion.
12487 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12488 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12489 Allow virtual registers before reload so early scheduling works.
12490 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12491 correct latency and pipeline.
12492 (cortex_a57_crypto_complex): Likewise.
12493 (cortex_a57_crypto_xor): Likewise.
12494 (define_bypass): Add AES bypass.
12496 2016-02-10 Richard Biener <rguenther@suse.de>
12498 PR tree-optimization/69726
12499 * passes.def: Add DCE pass before late uninit.
12500 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12501 really fixup if-conversions job.
12503 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12505 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12506 (arm_cortex_a57_tune): Likewise.
12507 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12508 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12510 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12512 * timevar.def (TV_PHASE_DBGINFO): Delete.
12513 (TV_PHASE_CHECK_DBGINFO): Likewise.
12514 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12516 2016-02-10 Richard Biener <rguenther@suse.de>
12518 PR tree-optimization/69719
12519 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12520 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12522 2016-02-09 Andrew Pinski <apinski@cavium.com>
12525 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12526 get_vcond_mask_icode returns false.
12528 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12531 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12532 an ADDIS that adds a pointer to a large constant that sets the
12533 upper16 bits with a load operation.
12535 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12538 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12540 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12542 (vzipq_s16): Likewise.
12543 (vzipq_s32): Likewise.
12544 (vzipq_f32): Likewise.
12545 (vzipq_u8): Likewise.
12546 (vzipq_u16): Likewise.
12547 (vzipq_u32): Likewise.
12548 (vzipq_p8): Likewise.
12549 (vzipq_p16): Likewise.
12551 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12554 * config/arm/arm.c (neon_endian_lane_map): New function.
12555 (neon_vector_pair_endian_lane_map): New function.
12556 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12557 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12559 (vuzpq_s16): Likewise.
12560 (vuzpq_s32): Likewise.
12561 (vuzpq_f32): Likewise.
12562 (vuzpq_u8): Likewise.
12563 (vuzpq_u16): Likewise.
12564 (vuzpq_u32): Likewise.
12565 (vuzpq_p8): Likewise.
12566 (vuzpq_p16): Likewise.
12568 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12571 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12574 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12576 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12577 truncate const_int operand 1 to QImode.
12579 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12581 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12582 corresponding to an abnormal edge.
12584 2016-02-09 Tom de Vries <tom@codesourcery.com>
12586 PR tree-optimization/69599
12587 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12589 (find_func_aliases_for_builtin_call, find_func_clobbers)
12590 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12593 2016-02-09 Richard Biener <rguenther@suse.de>
12595 PR tree-optimization/69715
12596 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12597 LHS on calls as non-rewritable.
12599 2016-02-09 Tom de Vries <tom@codesourcery.com>
12602 * lto-wrapper.c (append_diag_options): New function.
12603 (compile_offload_image): Call append_diag_options.
12605 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12608 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12609 Minor copy-edit to fix verb tenses.
12611 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12613 PR tree-optimization/69209
12614 * ipa-split.c (split_function): If split part is not
12615 returning retval, retval has gimple type but is not
12616 gimple value, force it into a SSA_NAME first.
12618 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12620 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12623 2016-02-08 Jason Merrill <jason@redhat.com>
12626 * convert.c (convert_to_integer_1): Check dofold on truncation
12628 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12629 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12630 Rename from *_nofold.
12631 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12632 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12634 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12637 * tree.c (build_common_tree_nodes): Remove short_double argument.
12638 All callers changed.
12639 * tree.h (build_common_tree_nodes): Adjust declaration.
12640 * doc/invoke.texi (-fshort-double): Remove documentation.
12641 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12642 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12643 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12644 (append_linker_options): Don't handle OPT_fshort_double.
12646 PR rtl-optimization/68730
12647 * lra-remat.c (insn_to_cand_activation): New static variable.
12648 (lra_remat): Allocate and free it.
12649 (create_cand): New arg activation. Initialize a field in
12650 insn_to_cand_activation if it is nonnull.
12651 (create_cands): Pass the activation insn to create_cand when making
12652 a candidate involving an output reload. Reorganize code a little.
12653 (do_remat): Keep track of active status of candidates in a separate
12656 2016-02-08 Richard Biener <rguenther@suse.de>
12658 PR tree-optimization/69719
12659 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12660 Properly use absolute of the difference of the two offsets to
12661 compare or adjust the segment length.
12663 2016-02-08 Richard Biener <rguenther@suse.de>
12664 Jeff Law <law@redhat.com>
12667 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12668 types for anonymous SSA names.
12670 2016-02-08 Richard Biener <rguenther@suse.de>
12672 PR rtl-optimization/69274
12673 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12675 2016-02-08 Jeff Law <law@redhat.com>
12677 PR tree-optimization/65917
12678 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12679 equivalences from if (x == y) style conditionals.
12680 (loop_depth_of_name): Remove.
12681 (record_equality): Remove loop depth check.
12682 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12683 (const_and_copies::record_const_or_copy_raw): New member function.
12684 * tree-ssa-scopedtables.c
12685 (const_and_copies::record_const_or_copy_raw): New, factored out of
12686 (const_and_copies::record_const_or_copy): Call new member function.
12688 2016-02-05 Jeff Law <law@redhat.com>
12690 PR tree-optimization/68541
12691 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12692 (count_stmts_in_block): New function.
12693 (poor_ifcvt_candidate_code): Likewise.
12694 (is_feasible_trace): Add some heuristics to determine when path
12695 splitting is profitable.
12696 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12697 is a diamond with a single exit.
12699 2016-02-05 Martin Sebor <msebor@redhat.com>
12702 * doc/invoke.texi: Update -Wplacement-new to take an optional
12705 2016-02-06 Richard Henderson <rth@redhat.com>
12708 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12709 out of non-standard address spaces.
12711 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12713 PR rtl-optimization/69691
12714 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12716 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12718 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12719 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12720 (*ieee128_mfvsrd_64bit): Likewise.
12721 (*ieee128_mfvsrd_32bit): Likewise.
12723 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12727 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12729 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12730 instrumented_version.
12732 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12734 * doc/invoke.texi (Optimize Options): In table of --param options
12735 rename second occurrence of tracer-min-branch-ratio to
12736 tracer-min-branch-probability, rename
12737 tracer-min-branch-ratio-feedback to
12738 tracer-min-branch-probability-feedback and clarify description,
12739 rename sched-spec-state-edge-prob-cutoff to
12740 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12741 to selsched-insns-to-rename, rename lto-minpartition to
12742 lto-min-partition, delete reorder-blocks-duplicate and
12743 reorder-blocks-duplicate-feedback.
12745 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12747 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12750 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12752 * doc/extend.texi: S/390: Correct some typos.
12754 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12756 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12758 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12761 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12762 (s390_register_info_gprtofpr): Use new macros above.
12763 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12765 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12766 its name. Adjust restore and save gpr ranges.
12767 (s390_register_info_set_ranges): New function.
12768 (s390_register_info): Use new macros above. Call
12769 s390_register_info_set_ranges.
12770 (s390_optimize_register_info): Likewise.
12771 (s390_hard_regno_rename_ok): Use new macros.
12772 (s390_hard_regno_scratch_ok): Likewise.
12773 (s390_emit_epilogue): Likewise.
12774 (s390_can_use_return_insn): Likewise.
12775 (s390_optimize_prologue): Likewise.
12776 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12778 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12781 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12783 (ix86_option_override_internal): Disable TARGET_STV even for
12784 -m{incoming,preferred}-stack-boundary=3.
12786 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12788 * config.gcc: Mark deprecated rtems targets as obsolete.
12790 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12792 PR rtl-optimization/64682
12793 PR rtl-optimization/69567
12794 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12795 before I2 only if the register is both used and set in I2.
12797 2016-02-04 DJ Delorie <dj@redhat.com>
12799 * config/msp430/msp430.c (msp430_start_function): Add function type.
12801 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12804 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12806 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12808 PR rtl-optimization/69577
12810 2015-10-29 Richard Henderson <rth@redhat.com>
12814 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12815 sse check to the exact conditions of PR 67609.
12817 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12820 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12821 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
12822 not allowed into the traditional Altivec registers.
12823 (movtd_64bit_nodm): Likewise.
12824 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
12826 2016-02-04 David Malcolm <dmalcolm@redhat.com>
12828 * config/aarch64/cortex-a57-fma-steering.c
12829 (aarch64_register_fma_steering): Remove "static" from arguments
12832 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
12835 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
12836 twice when complex.
12838 2016-02-04 Mike Frysinger <vapier@gentoo.org>
12840 * doc/invoke.texi: Delete -mno-fma4.
12842 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
12844 PR rtl-optimization/69577
12845 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
12846 (find_subregs_of_mode): Update accordingly. Iterate over partial
12849 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
12851 * config/arm/arm-protos.h (neon_reinterpret): Remove.
12852 * config/arm/arm.c (neon_reinterpret): Remove.
12853 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
12854 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
12855 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
12856 vreinterpretti): Remove.
12857 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
12858 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
12859 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
12860 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
12861 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
12862 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
12863 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
12864 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
12865 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
12866 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
12867 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
12868 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
12869 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
12870 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
12871 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
12872 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
12873 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
12874 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
12875 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
12876 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
12877 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
12878 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
12879 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
12880 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
12881 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
12882 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
12883 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
12884 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
12885 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
12886 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
12887 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
12888 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
12889 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
12890 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
12891 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
12892 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
12893 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
12894 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
12895 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
12896 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
12897 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
12898 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
12899 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
12900 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
12901 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
12902 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
12903 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
12904 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
12905 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
12906 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
12907 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
12908 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
12909 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
12910 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
12911 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
12912 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
12913 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
12914 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
12915 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
12916 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
12917 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
12918 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
12919 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
12920 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
12921 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
12922 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
12923 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
12924 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
12925 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
12926 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
12927 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
12928 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
12929 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
12930 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
12931 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
12932 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
12933 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
12934 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
12935 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
12936 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
12937 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
12938 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
12939 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
12940 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
12941 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
12942 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
12943 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
12944 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
12945 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
12946 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
12947 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
12948 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
12949 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
12950 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
12951 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
12952 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
12953 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
12954 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
12955 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
12956 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
12957 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
12958 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
12959 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
12961 2016-02-04 Martin Liska <mliska@suse.cz>
12964 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
12965 that are gimple_store_p.
12966 (maybe_instrument_call): Likewise.
12968 2016-02-04 Bin Cheng <bin.cheng@arm.com>
12970 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
12971 register scaling out of memory reference and comment why.
12973 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12977 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
12978 folding the source of a SET.
12980 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12984 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
12985 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
12987 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
12991 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
12994 2016-02-04 Christian Bruel <christian.bruel@st.com>
12996 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
12997 * config/arm/arm.c (arm_set_current_function): Likewise.
12999 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13000 Ilya Enkovich <enkovich.gnu@gmail.com>
13001 H.J. Lu <hongjiu.lu@intel.com>
13004 * config/i386/i386.c (convert_scalars_to_vector): Remove
13005 stack alignment fixes.
13006 (ix86_option_override_internal): Disable TARGET_STV if stack
13007 might not be aligned enough.
13008 (ix86_minimum_alignment): Assert that TARGET_STV is false.
13010 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
13012 * config/i386/x86-tune.def: Disable default prefetching
13015 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
13016 Vladimir Makarov <vmakarov@redhat.com>
13019 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
13020 in validating fused toc addresses.
13022 2016-02-03 Jakub Jelinek <jakub@redhat.com>
13025 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
13026 range->m_caret fields if range->m_show_caret_p is false.
13029 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13030 Force oldval into register if it does not satisfy reg_or_short_operand
13031 predicate. Fix up formatting.
13033 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
13034 Alexandre Oliva <aoliva@redhat.com>
13037 * lra-constraints.c (simplify_operand_subreg): Check additionally
13038 address validity after potential reloading.
13039 (process_address_1): Check insns validity. In case of failure do
13042 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
13045 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
13048 2016-02-02 Jakub Jelinek <jakub@redhat.com>
13050 * wide-int.cc (canonize_uhwi): New function.
13051 (wi::divmod_internal): Use it.
13053 2016-02-02 James Norris <jnorris@codesourcery.com
13055 * gimplify.c (omp_notice_variable): Add usage check.
13057 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
13059 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
13060 like LE, GE, LT, GT when emitting relational operator.
13062 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13064 * ira-costs.c (find_costs_and_classes): Add extra argument.
13065 * target.def (ira_change_pseudo_allocno_class): Add parameter.
13066 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
13067 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
13068 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
13069 Add best_class parameter, and return it if not ALL_REGS.
13070 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
13072 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
13073 Update target hook.
13075 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13077 * config/aarch64/aarch64.c
13078 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
13079 (aarch64_ira_change_pseudo_allocno_class): New function.
13081 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
13084 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
13086 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13088 * config/avr/avr.c (avr_option_override): Set
13089 PARAM_ALLOW_STORE_DATA_RACES to 1.
13091 2016-02-02 Richard Biener <rguenther@suse.de>
13093 PR tree-optimization/69595
13094 * match.pd: Add range test simplifications to true/false.
13096 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
13098 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
13099 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
13102 2016-02-02 Richard Biener <rguenther@suse.de>
13104 PR tree-optimization/69606
13105 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
13106 info on the result before moving a stmt.
13108 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
13110 PR middle-end/68542
13111 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
13112 branch with vector comparison.
13113 * config/i386/sse.md (VI48_AVX): New mode iterator.
13114 (define_expand "cbranch<mode>4): Add support for conditional branch
13115 with vector comparison.
13116 * tree-vect-loop.c (optimize_mask_stores): New function.
13117 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
13118 has_mask_store field of vect_info.
13119 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
13120 vectorized loops having masked stores after vec_info destroy.
13121 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
13122 correspondent macros.
13123 (optimize_mask_stores): Add prototype.
13125 2016-02-02 Alan Modra <amodra@gmail.com>
13128 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
13131 2016-02-02 Alan Modra <amodra@gmail.com>
13134 * config/rs6000/rs6000.c (need_toc_init): New var, set it
13135 whenever toc_label_name used.
13136 (rs6000_file_start): Don't set up toc section here,
13137 (rs6000_output_function_epilogue): do so here instead,
13138 (rs6000_xcoff_file_start): and here.
13139 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
13140 (load_toc_aix_di): Likewise.
13142 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13144 PR rtl-optimization/69592
13145 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
13146 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
13147 (num_sign_bit_copies_binary_arith_p): New inline function.
13148 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
13150 2016-02-01 Jeff Law <law@redhat.com>
13152 PR tree-optimization/69580
13153 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
13154 * tree-ssa-threadbackward.c
13155 (fsm_find_control_statement_thread_paths): Do not try to walk
13156 through large PHI nodes.
13158 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13160 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
13161 when count is incremented above limit, don't analyze further
13164 * omp-low.c (oacc_parse_default_dims): Avoid
13165 -Wsign-compare warning, make sure value fits into int
13166 rather than just unsigned int.
13168 2016-02-01 Bin Cheng <bin.cheng@arm.com>
13170 PR tree-optimization/67921
13171 * fold-const.c (split_tree): New parameters. Convert pointer
13172 type variable part to proper type before negating.
13173 (fold_binary_loc): Pass new arguments to split_tree.
13175 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
13177 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
13178 (nvptx_goacc_validate_dims): Extend to handle global defaults.
13179 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
13180 * doc/tm.texti: Rebuilt.
13181 * doc/invoke.texi (fopenacc-dim): Document.
13182 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
13183 (append_compiler_options): Likewise.
13184 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
13185 (oacc_parse_default_dims): New.
13186 (oacc_validate_dims): Add USED arg. Select non-unity default when
13188 (oacc_loop_fixed_partitions): Return mask of used partitions.
13189 (oacc_loop_auto_partitions): Emit dump info.
13190 (oacc_loop_partition): Return mask of used partitions.
13191 (execute_oacc_device_lower): Parse default dimension arg. Adjust
13192 loop partitioning and validation calls.
13194 2016-02-01 Richard Biener <rguenther@suse.de>
13196 PR middle-end/69556
13197 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
13199 2016-02-01 Richard Biener <rguenther@suse.de>
13201 PR tree-optimization/69574
13202 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
13203 of asserting return chrec_dont_know.
13205 2016-02-01 Martin Liska <mliska@suse.cz>
13207 * mem-stats-traits.h: Add copyright header.
13208 * mem-stats.h: Likewise.
13210 2016-02-01 Richard Biener <rguenther@suse.de>
13212 PR tree-optimization/69579
13213 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
13214 Do not propagate through abnormal PHI results.
13216 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
13218 * postreload.c (reload_cse_simplify): Remove dead code.
13220 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13222 PR rtl-optimization/69570
13223 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
13224 if there is more than one set, not if there is a single set.
13226 2016-02-01 Richard Henderson <rth@redhat.com>
13229 * combine.c (make_compound_operation): When looking through a
13230 subreg, make sure to re-extend to the width of the outer mode.
13232 2016-01-30 Jakub Jelinek <jakub@redhat.com>
13234 PR tree-optimization/69546
13235 * wide-int.cc (wi::divmod_internal): For unsigned division
13236 where both operands fit into uhwi, if o1 is 1 and o0 has
13237 msb set, if divident_prec is larger than bits per hwi,
13238 clear another quotient word and return 2 instead of 1.
13239 Similarly for remainder with msb in HWI set, if dividend_prec
13240 is larger than bits per hwi.
13242 2016-01-29 Martin Jambor <mjambor@suse.cz>
13244 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
13245 Use short lowercase names.
13246 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
13247 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
13248 acq_rel one. Protect warning agains segfaults if
13249 get_memory_order_name returns NULL.
13250 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
13251 with release semantics. Do not warn if get_memory_order already did.
13252 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
13253 semantics. Fix check for relaxed or acquire semantics. Do not warn
13254 if get_memory_order already did.
13256 2016-01-29 Sebastian Pop <s.pop@samsung.com>
13258 * doc/install.texi: Document that isl-0.16 is supported.
13260 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
13263 * config/i386/constraints.md (Bm): Describe as special memory
13265 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
13266 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13267 * genpreds.c (struct constraint_data): Add is_special_memory.
13268 (have_special_memory_constraints, special_memory_start): New
13270 (special_memory_end): Ditto.
13271 (add_constraint): Add new arg is_special_memory. Add code to
13272 process its true value. Update have_special_memory_constraints.
13273 (process_define_constraint): Pass the new arg.
13274 (process_define_register_constraint): Ditto.
13275 (choose_enum_order): Process special memory.
13276 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13277 function insn_extra_special_memory_constraint.
13278 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13279 * gensupport.c (process_rtx): Process
13280 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13281 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13282 * ira-lives.c (single_reg_class): Use
13283 insn_extra_special_memory_constraint.
13284 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13285 * lra-constraints.c (process_alt_operands): Ditto.
13286 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13287 * recog.c (asm_operand_ok, preprocess_constraints): Process
13289 * reload.c (find_reloads): Ditto.
13290 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13291 * stmt.c (parse_input_constraint): Use
13292 insn_extra_special_memory_constraint.
13294 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13297 * lra-splill.c (lra_final_code_change): Revert r229087 by
13298 removing all sub-registers.
13300 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13303 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13305 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13308 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13309 SSE1, copy target into the temporary reg first before recursing
13312 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13314 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13317 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13319 * ginclude/stdarg.h: Test __cplusplus instead of
13320 __GXX_EXPERIMENTAL_CXX0X__.
13322 2016-01-29 Richard Biener <rguenther@suse.de>
13324 PR tree-optimization/69547
13325 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13326 Do not mark clobbers necessary.
13327 (mark_all_reaching_defs_necessary_1): Likewise.
13329 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13331 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13332 declaration name with %qs and print it in both error messages.
13333 Also fix indentation.
13335 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13338 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13339 trailing blank line from error message.
13341 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13344 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13347 2016-01-29 Richard Biener <rguenther@suse.de>
13349 PR middle-end/69537
13350 * match.pd: Allow all integral types when simplifying a
13351 widening or sign-changing conversion.
13353 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13355 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13356 back to setting codegen_error to fail codegen.
13358 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13361 * config/i386/constraints.md (C): Only accept constant zero operand.
13362 (BC): New constraint.
13363 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13364 instead of C constraint.
13365 * doc/md.texi (Machine Constraints): Update description
13368 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13371 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13373 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13375 PR middle-end/69542
13376 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13379 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13381 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13382 branches if using guessed profile.
13384 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13386 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13388 2016-01-28 Richard Henderson <rth@redhat.com>
13391 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13392 * config/aarch64/aarch64-protos.h: Update.
13393 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13394 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13395 (aarch64_get_condition_code_1): Handle CC_Cmode.
13396 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13397 (*add<mode>3_compareC_cconly_imm): New.
13398 (*add<mode>3_compareC_cconly): New.
13399 (*add<mode>3_compareC_imm): New.
13400 (add<mode>3_compareC): New.
13401 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13402 to be first. Use aarch64_carry_operation.
13403 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13404 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13405 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13406 (subti3): Use subdi3_compare1.
13407 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13408 (sub<mode>3_compare1): New.
13409 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13410 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13411 (*subsi3_carryin_uxtw): Likewise.
13412 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13413 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13414 * config/aarch64/iterators.md (DWI): New.
13415 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13416 (aarch64_borrow_operation): New.
13418 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13420 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13421 message when isl does not return a valid schedule.
13423 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13425 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13426 Remove comments from class declarations: they are already in the code
13429 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13431 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13433 (ternary_op_to_tree): Same.
13434 (unary_op_to_tree): Same.
13435 (nary_op_to_tree): Same.
13436 (gcc_expression_from_isl_expr_op): Same.
13437 (gcc_expression_from_isl_expression): Same.
13438 (graphite_create_new_loop): Same.
13439 (graphite_create_new_loop_guard): Same.
13440 (build_iv_mapping): Same.
13441 (graphite_create_new_guard): Same.
13442 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13443 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13445 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13447 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13448 instead of setting codegen_error to fail codegen.
13450 2016-01-28 Jason Merrill <jason@redhat.com>
13452 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13454 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13456 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13457 Remove CONST_INT_P check in CCMP cost calculation.
13459 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13461 * config/aarch64/aarch64.c (generic_vector_cost):
13462 Set vec_permute_cost.
13463 (cortexa57_vector_cost): Likewise.
13464 (exynosm1_vector_cost): Likewise.
13465 (xgene1_vector_cost): Likewise.
13466 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13467 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13468 Add vec_permute_cost entry.
13470 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13472 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13474 (add<mode>3_compare0): Likewise.
13475 (addsi3_compare0_uxtw): Likewise.
13476 (add<mode>3nr_compare0): Likewise.
13477 (compare_neg<mode>): Likewise.
13478 (<optab><mode>3): Likewise.
13480 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13482 * tree-vect-stmts.c (vectorizable_comparison): Add
13483 NULL check for vectype.
13485 2016-01-28 Richard Biener <rguenther@suse.de>
13487 PR tree-optimization/69466
13488 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13489 Account for PHIs we couldn't duplicate.
13491 2016-01-28 Martin Liska <mliska@suse.cz>
13494 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13495 instead of ENABLE_VALGRIND_CHECKING.
13497 2016-01-27 Richard Henderson <rth@redhat.com>
13500 * lra-remat.c (subreg_regs): New.
13501 (dump_candidates_and_remat_bb_data): Dump it.
13502 (operand_to_remat): Reject if operand in subreg_regs.
13503 (set_bb_regs): Collect subreg_regs.
13504 (lra_remat): Init and free subreg_regs. Compute
13505 calculate_local_reg_remat_bb_data before create_cands.
13507 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13510 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13511 change stack_alignment_needed for __tls_get_addr call.
13513 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13515 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13517 2016-01-27 Jeff Law <law@redhat.com>
13519 PR tree-optimization/68398
13520 PR tree-optimization/69196
13521 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13522 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13523 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13524 Only count PHIs in the last block in the path. The others will
13525 const/copy propagate away. Add heuristic to allow more irreducible
13526 subloops to be created when it is likely profitable to do so.
13528 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13529 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13530 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13532 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13535 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13536 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13537 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13538 * tree-streamer-in.c: Include asan.h.
13539 (streamer_get_builtin_tree): For builtins in sanitizer
13540 range call initialize_sanitizer_builtins and retry.
13542 2016-01-27 Ian Lance Taylor <iant@google.com>
13544 * common.opt (fkeep-gc-roots-live): New undocumented option.
13545 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13546 -fkeep-gc-roots-live, skip pointers.
13547 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13550 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13553 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13554 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13556 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13559 * configure.ac: NetBSD provides SSP in its C library.
13560 * configure: Updated.
13562 2016-01-27 Richard Biener <rguenther@suse.de>
13564 PR tree-optimization/69166
13565 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13566 reduction code for commutativity / associativity.
13568 2016-01-27 Martin Jambor <mjambor@suse.cz>
13570 PR tree-optimization/69355
13571 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13572 total_scalarization fails.
13574 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13576 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13579 2016-01-27 Christian Bruel <christian.bruel@st.com>
13582 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13583 Move arm_reset_previous_fndecl and set_target_option_current_node in
13584 the conditional part. Call save_restore_target_globals.
13585 * config/arm/arm.c (arm_set_current_function):
13586 Refactor to better support #pragma target and attribute mix.
13587 Call save_restore_target_globals.
13588 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13590 2016-01-27 Martin Liska <mliska@suse.cz>
13592 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13593 reference for an HSA kernel and its host function.
13595 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13597 PR tree-optimization/69399
13598 * wide-int.h (wi::lrshift): For larger precisions, only
13599 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13601 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13603 * config/arc/predicates.md (proper_comparison_operator): Reject
13604 constant-constant comparison.
13606 2016-01-26 Tom de Vries <tom@codesourcery.com>
13608 PR tree-optimization/69110
13609 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13610 DR_NUM_DIMENSIONS == 0.
13612 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13613 Sebastian Pop <s.pop@samsung.com>
13615 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13616 isl_ast_op_cond and isl_ast_op_select.
13617 (gcc_expression_from_isl_expr_op): Same.
13619 2016-01-26 Jason Merrill <jason@redhat.com>
13622 * tree.c (recompute_constructor_flags): Split out from
13624 (verify_constructor_flags): New.
13625 * tree.h: Declare them.
13627 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13629 PR rtl-optimization/69217
13630 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13631 are no TYPE_FIELDS set for the record type.
13633 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13636 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13637 toc_label_name unconditionally.
13638 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13639 SYMBOL_REF string. Use toc_label_name instead of constructing
13641 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13642 constructing LCTOC1.
13644 2016-01-26 Martin Sebor <msebor@redhat.com>
13647 * doc/extend.texi (Common Type Attributes): Move text that talks about
13648 attribute packed from attribute aligned to the section discussing
13649 the former attribute for clarity.
13651 2016-01-26 Richard Henderson <rth@redhat.com>
13653 PR middle-end/60908
13654 * trans-mem.c (tm_region_init): Mark entry block as visited.
13656 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13659 * diagnostic-show-locus.c (layout::print_source_line): Replace
13660 call to pp_newline with call to layout::print_newline.
13661 (layout::print_annotation_line): Likewise.
13662 (layout::move_to_column): Likewise.
13663 (layout::print_any_fixits): After printing any fixits, print a
13664 trailing newline, if necessary.
13665 (layout::print_newline): New method, resetting any colorization
13667 (diagnostic_show_locus): Move the pp_newline to before the
13668 early bailout. Remove dummy block enclosing the layout instance.
13669 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13670 of pp_newline_and_flush with pp_flush.
13671 (diagnostic_append_note): Delete use of pp_newline.
13672 (diagnostic_append_note_at_rich_loc): Delete.
13673 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13674 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13675 when newline characters are added to the buffer.
13677 2016-01-26 Michael Matz <matz@suse.de>
13679 * configure.ac (ac_cv_std_swap_in_utility): New test.
13680 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13681 * configure: Regenerate.
13682 * config.in: Regenerate.
13684 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13686 * config/arc/arc.md (cstoresi4): Force operand into register.
13687 (arcset<code>): Fix predicate.
13688 (arcsetltu): Likewise.
13689 (arcsetgeu): Likewise.
13690 (arcsethi): Likewise.
13691 (arcsetls): Likewise.
13693 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13695 PR tree-optimization/69483
13696 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13697 if base has error_mark_node type.
13699 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13702 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13703 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13705 (vget_lane_f16): Handle big-endian.
13706 (vgetq_lane_f16): Likewise.
13707 (vset_lane_f16): Likewise.
13708 (vsetq_lane_f16): Likewise.
13709 * config/arm/iterators.md (VQXMOV): Add V8HF.
13710 (VDQ): Add V4HF and V8HF.
13711 (V_reg): Handle V4HF and V8HF.
13712 (Is_float_mode): Likewise.
13713 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13714 neon_vdup_nv8hf): New patterns.
13715 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13716 Use VD_LANE iterator.
13717 (neon_vld1_dup<mode>): Use VQ2 iterator.
13719 2016-01-26 Nathan Sidwell <nathan@acm.org>
13721 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13722 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13723 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13724 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13725 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13726 (oacc_validate_dims): Add LEVEL arg, don't return level.
13727 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13728 oacc_validate_dims.
13729 (execute_oacc_device_lower): Adjust, add more dump output.
13730 * tree-ssa-loop.c (gate_oacc_kernels): Use
13731 oacc_fn_attrib_kernels_p.
13732 * tree-parloops.c (create_parallel_loop): Adjust
13733 set_oacc_fn_attrib call.
13735 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13738 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13739 (append_compiler_options): Handle -fcilkplus.
13740 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13742 2016-01-26 Nick Clifton <nickc@redhat.com>
13745 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13746 been marked as DECL_ONE_ONLY but we do not the means to make it
13747 so, then do not allow it to bind locally.
13749 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13752 * opts.h (parse_sanitizer_options): New prototype.
13753 * opts.c (sanitizer_opts): New array.
13754 (parse_sanitizer_options): New function.
13755 (common_handle_option): Use parse_sanitizer_options.
13757 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13760 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13761 alignment adjustment to ...
13762 (ix86_update_stack_boundary): Here. Don't over-align stack for
13764 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13765 if __tls_get_addr is called.
13767 2016-01-26 Christian Bruel <christian.bruel@st.com>
13769 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13771 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13773 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13775 2016-01-26 Richard Biener <rguenther@suse.de>
13777 PR middle-end/69467
13778 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13780 2016-01-26 Richard Biener <rguenther@suse.de>
13782 PR tree-optimization/69452
13783 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13784 (move_computations_dom_walker::before_dom_children): Rename
13786 (move_computations_worker): This.
13787 (move_computations): Perform an RPO rather than a DOM walk.
13789 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13792 * combine.c (combine_instructions): For REG_EQUAL note with
13793 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13794 to the underlying register.
13795 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13796 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13798 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13801 * config/aarch64/aarch64-builtins.c
13802 (aarch64_init_simd_builtin_types): Do not set structural
13803 equality to __Poly{8,16,64,128}_t types.
13805 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13807 PR tree-optimization/69400
13808 * wide-int.cc (wi_pack): Take the precision as argument and
13809 perform canonicalization here rather than in the callers.
13810 Use the main loop to handle all full-width HWIs. Add a
13811 zero HWI if in_len isn't a full result.
13812 (wi::divmod_internal): Update accordingly.
13813 (wi::mul_internal): Likewise. Simplify.
13815 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13816 Sebastian Pop <s.pop@samsung.com>
13818 * graphite-poly.c (apply_poly_transforms): Simplify.
13819 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13820 (print_isl_map): Same.
13821 (print_isl_union_map): Same.
13822 (print_isl_schedule): New.
13823 (debug_isl_schedule): New.
13824 * graphite-dependences.c (scop_get_reads): Do not call
13825 isl_union_map_add_map that is undocumented isl functionality.
13826 (scop_get_must_writes): Same.
13827 (scop_get_may_writes): Same.
13828 (scop_get_original_schedule): Remove.
13829 (scop_get_dependences): Do not call isl_union_map_compute_flow that
13830 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
13831 (compute_deps): Remove.
13832 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
13833 (debug_schedule_ast): New.
13834 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
13835 set_separate_option.
13836 (graphite_regenerate_ast_isl): Add dump.
13837 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
13838 from scop->transformed_schedule.
13839 (graphite_regenerate_ast_isl): Add more dump.
13840 * graphite-optimize-isl.c (optimize_isl): Set
13841 scop->transformed_schedule. Check whether schedules are equal.
13842 (apply_poly_transforms): Move here.
13843 * graphite-poly.c (apply_poly_transforms): ... from here.
13844 (free_poly_bb): Static.
13845 (free_scop): Static.
13846 (pbb_number_of_iterations_at_time): Remove.
13847 (print_isl_ast): New.
13848 (debug_isl_ast): New.
13849 (debug_scop_pbb): New.
13850 * graphite-scop-detection.c (print_edge): Move.
13851 (print_sese): Move.
13852 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
13853 (build_scop_scattering): Remove.
13854 (create_pw_aff_from_tree): Assert instead of bailing out.
13855 (add_condition_to_pbb): Remove unused code, do not fail.
13856 (add_conditions_to_domain): Same.
13857 (add_conditions_to_constraints): Remove.
13858 (build_scop_context): New.
13859 (add_iter_domain_dimension): New.
13860 (build_iteration_domains): Initialize pbb->iterators.
13861 Call add_conditions_to_domain.
13864 (index_outermost_in_loop): New.
13865 (index_pbb_in_loop): New.
13866 (outermost_pbb_in): New.
13867 (add_in_sequence): New.
13868 (add_outer_projection): New.
13869 (outer_projection_mupa): New.
13870 (add_loop_schedule): New.
13871 (build_schedule_pbb): New.
13872 (build_schedule_loop): New.
13873 (embed_in_surrounding_loops): New.
13874 (build_schedule_loop_nest): New.
13875 (build_original_schedule): New.
13876 (build_poly_scop): Call build_original_schedule.
13877 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
13878 (free_poly_dr): Remove.
13879 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
13880 (free_poly_bb): Remove.
13881 (debug_loop_vec): Remove.
13882 (print_isl_ast): Declare.
13883 (debug_isl_ast): Declare.
13884 (scop_do_interchange): Remove.
13885 (scop_do_strip_mine): Remove.
13886 (scop_do_block): Remove.
13887 (flatten_all_loops): Remove.
13888 (optimize_isl): Remove.
13889 (pbb_number_of_iterations_at_time): Remove.
13890 (debug_scop_pbb): Declare.
13891 (print_schedule_ast): Declare.
13892 (debug_schedule_ast): Declare.
13893 (struct scop): Remove schedule. Add original_schedule,
13894 transformed_schedule.
13895 (free_gimple_poly_bb): Remove.
13896 (print_generated_program): Remove.
13897 (debug_generated_program): Remove.
13898 (unify_scattering_dimensions): Remove.
13899 * sese.c (print_edge): ... here.
13900 (print_sese): ... here.
13901 (debug_edge): ... here.
13902 (debug_sese): ... here.
13903 * sese.h (print_edge): Declare.
13904 (print_sese): Declare.
13905 (dump_edge): Declare.
13906 (dump_sese): Declare.
13908 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13909 Sebastian Pop <s.pop@samsung.com>
13911 * Makefile.in: Set ISLVER in site.exp.
13913 2016-01-25 Jakub Jelinek <jakub@redhat.com>
13915 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
13916 DECL_VALUE_EXPR of new_var even for the non-array case. Look
13917 through DECL_VALUE_EXPR for expansion.
13919 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13921 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
13922 the frame info after reload completed.
13924 2016-01-25 Jeff Law <law@redhat.com>
13926 PR tree-optimization/69196
13927 PR tree-optimization/68398
13928 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
13929 tree-ssa-threadupdate.c.
13930 (determine_bb_domination_status): Prototype
13931 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
13932 (determine_bb_domination_status): No longer static.
13933 (valid_jump_thread_path): Remove code to detect characteristics
13934 of the jump thread path not associated with correctness.
13935 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
13936 Correct test for thread path length. Count PHIs for real operands as
13937 statements that need to be copied. Do not count ASSERT_EXPRs.
13938 Look at all the blocks in the thread path. Compute and selectively
13939 filter thread paths based on threading through the latch, threading
13940 a multiway branch or crossing a multiway branch.
13942 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13944 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
13945 decl with __attribute__ ((unused)) annotation.
13947 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
13950 * tree-vect-stmts.c (vectorizable_condition): Check vectype
13951 of operands is compatible with a statement vectype.
13953 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
13955 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
13956 improve wording for mixed storage order support.
13958 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
13960 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
13961 (vcvt_u64_f64): Likewise.
13962 (vcvta_s64_f64): Likewise.
13963 (vcvta_u64_f64): Likewise.
13964 (vcvtm_s64_f64): Likewise.
13965 (vcvtm_u64_f64): Likewise.
13966 (vcvtn_s64_f64): Likewise.
13967 (vcvtn_u64_f64): Likewise.
13968 (vcvtp_s64_f64): Likewise.
13969 (vcvtp_u64_f64): Likewise.
13971 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
13973 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
13974 (arc_init): Check validity mll64 option.
13975 (arc_save_restore): Use double load/store instruction.
13976 (arc_expand_movmem): Likewise.
13977 (arc_split_move): Don't split if we have double load/store
13978 instructions. Returns a boolean.
13979 (arc_process_double_reg_moves): Change function to return boolean
13980 instead of a sequence of instructions.
13981 (arc_dwarf_register_span): New function.
13982 * config/arc/arc-protos.h (arc_split_move): Change prototype.
13983 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
13984 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
13985 (*movdf_insn): Likewise.
13986 * config/arc/arc.opt (mll64): New option.
13987 * config/arc/predicates.md (even_register_operand): New predicate.
13988 * doc/invoke.texi (ARC Options): Add mll64 documentation.
13990 2016-01-25 Richard Biener <rguenther@suse.de>
13993 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
13994 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
13996 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
13998 2016-01-25 Richard Biener <rguenther@suse.de>
14000 PR tree-optimization/69376
14001 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
14003 (VN_INFO_ANTI_RANGE_P): New inline.
14004 (VN_INFO_RANGE_TYPE): Likewise.
14005 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
14006 SSA_NAME_ANTI_RANGE_P.
14007 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
14008 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14009 Properly query VN_INFO_RANGE_TYPE.
14011 2016-01-25 Nick Clifton <nickc@redhat.com>
14014 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
14016 2016-01-23 Tom de Vries <tom@codesourcery.com>
14018 PR tree-optimization/69426
14019 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
14022 2016-01-23 Jakub Jelinek <jakub@redhat.com>
14024 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
14025 "the the" with "the" in the comments.
14026 * ipa-devirt.c (build_type_inheritance_graph,
14027 update_type_inheritance_graph): Likewise.
14028 * tree.c (build_function_type_list_1): Likewise.
14029 * cfgloopmanip.c (scale_loop_profile): Likewise.
14030 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
14031 * gimple-ssa-split-paths.c
14032 (find_block_to_duplicate_for_splitting_paths): Likewise.
14033 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
14034 * expr.c (convert_move): Likewise.
14035 * var-tracking.c (vt_stack_adjustments): Likewise.
14036 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14037 * tree-vrp.c (test_for_singularity): Likewise.
14039 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
14040 directly instead of building a temporary tree.
14043 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
14044 remove <algorithm> include.
14046 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14049 * config/i386/i386.c: Include dojump.h.
14050 (expand_small_movmem_or_setmem,
14051 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
14053 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
14054 if dynamic_check != -1.
14056 2016-01-21 Jeff Law <law@redhat.com>
14058 PR middle-end/69347
14059 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
14060 record_temporary_equivalences. Rewritten to avoid unnecessary calls
14061 into dominated_by_p.
14062 (cprop_into_successor_phis): Avoid unnecessary tests.
14064 2016-01-22 Richard Henderson <rth@redhat.com>
14067 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
14068 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
14070 2016-01-22 Michael Matz <matz@suse.de>
14072 * system.h (string, algorithm): Include only conditionally.
14073 (new): Include always under C++.
14074 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
14075 * final.c (toplevel): Ditto.
14076 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
14077 * genconditions.c (write_header): Make gencondmd.c define
14079 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
14081 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
14082 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
14084 2016-01-22 Christian Bruel <christian.bruel@st.com>
14087 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
14089 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14092 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
14093 define_insn_and_split. Ensure operands[1] and operands[0] do not
14094 get assigned the same register.
14096 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14098 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
14100 2016-01-22 Christian Bruel <christian.bruel@st.com>
14102 * config/arm/arm-c.c (arm_pragma_target_parse):
14103 Remove warn_builtin_macro_redefined overwrite.
14105 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14107 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
14108 flag_non_call_exceptions compatibility.
14110 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14113 * dwarf2out.c (add_child_die_after): New function.
14114 (dwarf_qual_info_t): New type.
14115 (dwarf_qual_info): New variable.
14116 (qualified_die_p): New function.
14117 (modified_type_die): For -fdebug-types-section, ensure
14118 canonical order of qualifiers. Put qualified DIEs adjacent
14119 to the corresponding non-qualified type DIE and search there
14120 for existing qualified DIEs.
14122 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14124 * doc/extend.texi (scalar_storage_order type attribute): Document
14125 restriction on type punning and aliasing, and remove future tense.
14127 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
14130 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
14133 2016-01-21 Jeff Law <law@redhat.com>
14135 PR middle-end/69347
14136 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
14137 useless call to record_temporary_equivalences.
14138 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
14139 allocate 10 slots in the bb_path vector and let it grow as needed.
14140 (fsm_find_control_statement_thread_paths): Similarly for the next_path
14143 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14145 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
14147 * configure: Regenerate.
14149 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
14151 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
14152 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
14154 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
14156 PR middle-end/66178
14157 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
14158 drop EXPAND_INITIALIZER.
14159 * rtl.h (contains_symbolic_reference_p): Declare.
14160 * rtlanal.c (contains_symbolic_reference_p): New function.
14161 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
14162 a subtraction into a NOT if symbolic constants are involved.
14164 2016-01-21 Anton Blanchard <anton@samba.org>
14165 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14168 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
14170 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
14173 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14175 * config/microblaze/microblaze.c
14176 (get_branch_target): New.
14177 (insert_wic_for_ilb_runout): New.
14179 (microblaze_machine_dependent_reorg): New.
14180 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
14181 * config/microblaze/microblaze.md
14182 (UNSPEC_IPREFETCH): Define.
14183 (iprefetch): New pattern
14184 * config/microblaze/microblaze.opt
14185 (mxl-prefetch): New flag.
14187 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14189 * config/microblaze/microblaze.h
14190 (FIXED_REGISTERS): Update in macro.
14191 (CALL_USED_REGISTERS): Update in macro.
14193 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
14195 PR rtl-optimization/68920
14196 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
14199 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
14201 PR rtl-optimization/68990
14202 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
14203 pseudo instead of inheritance ones.
14205 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14206 Nick Clifton <nickc@redhat.com>
14210 * config/mips/mips.c (mips_compute_frame_info): Initialise
14211 args_size and hard_frame_pointer_offset fields of the frame
14212 structure before calling mips_global_pointer.
14214 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14216 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
14218 * configure: Regenerate.
14220 2016-01-21 Richard Biener <rguenther@suse.de>
14222 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
14224 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14226 * config/s390/s390.c (s390_asm_declare_function_size): Add code
14227 to actually emit the .size directive.
14229 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
14230 Jakub Jelinek <jakub@redhat.com>
14234 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
14235 args array size by one to avoid buffer overflow.
14237 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14239 * config/s390/s390.md (pool_section_start): Use switch_to_section
14240 to select proper read-only data section instead of hardcoding
14242 (pool_section_end): Use switch_to_section to match the above.
14244 2016-01-21 Richard Biener <rguenther@suse.de>
14246 PR tree-optimization/69378
14247 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
14248 (set_ssa_val_to): Use it for dominance checks taking into
14249 account not executable edges.
14251 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14254 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
14255 for bitsize instead of GET_MODE_PRECISION (mode).
14257 2016-01-20 Martin Sebor <msebor@redhat.com>
14260 * extend.texi (__sync Builtins): Clarify the semantics of
14261 __sync_fetch_and_OP built-ins on pointers.
14262 (__atomic Builtins): Same.
14264 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14265 Sebastian Pop <s.pop@samsung.com>
14267 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
14268 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
14269 (is_valid_rename): Same.
14270 (translate_isl_ast_to_gimple::get_rename): Same.
14271 (translate_isl_ast_to_gimple::rename_all_uses): Same.
14272 (translate_isl_ast_to_gimple::rename_uses): Same.
14273 (get_new_name): Check for close_phi nodes.
14274 (copy_loop_phi_args): Use phi_node_kind.
14275 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14276 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14278 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14279 Sebastian Pop <s.pop@samsung.com>
14281 Revert commit r229783.
14282 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14283 Remove use of parameter_rename_map.
14284 (copy_def): Remove.
14285 (copy_internal_parameters): Remove.
14286 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14287 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14288 (free_sese_info): Do not free parameter_rename_map.
14289 (set_rename): Do not use parameter_rename_map.
14290 (rename_uses): Update call to set_rename.
14291 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14292 * sese.h (parameter_rename_map_t): Remove.
14293 (struct sese_info_t): Remove field parameter_rename_map.
14295 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14296 Sebastian Pop <s.pop@samsung.com>
14298 * graphite-isl-ast-to-gimple.c: Fix comment.
14299 * graphite-scop-detection.c (defined_in_loop_p): New.
14300 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14301 names defined in loop.
14303 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14304 Sebastian Pop <s.pop@samsung.com>
14306 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14307 Discard unstructured if-then-else regions.
14309 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14310 Sebastian Pop <s.pop@samsung.com>
14312 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14313 (cleanup_loop_iter_dom): Remove.
14314 (build_loop_iteration_domains): Remove.
14315 (build_scop_context): Remove.
14316 (build_scop_iteration_domain): Remove.
14317 (add_loop_constraints): New.
14318 (build_iteration_domains): New.
14319 (build_poly_scop): Call build_iteration_domains.
14321 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14322 Sebastian Pop <s.pop@samsung.com>
14324 * graphite-scop-detection.c
14325 (scop_detection::harmful_loop_in_region): Free dom and loops.
14326 (scop_detection::loop_body_is_valid_scop): Free bbs.
14328 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14329 Sebastian Pop <s.pop@samsung.com>
14331 * graphite-scop-detection.c (record_loop_in_sese): New.
14332 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14333 (build_scops): Remove call to build_sese_loop_nests.
14334 * sese.c (sese_record_loop): Remove.
14335 (build_sese_loop_nests): Remove.
14336 (new_sese_info): Remove region->loops.
14337 (free_sese_info): Same.
14338 * sese.h (sese_contains_loop): Same.
14339 (build_sese_loop_nests): Remove.
14340 (sese_contains_loop): Remove.
14342 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14343 Sebastian Pop <s.pop@samsung.com>
14345 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14346 loop_is_valid_in_scop.
14347 (scop_detection::harmful_stmt_in_region): Renamed
14348 harmful_loop_in_region.
14349 Call loop_is_valid_in_scop.
14351 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14352 Sebastian Pop <s.pop@samsung.com>
14354 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14357 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14358 Sebastian Pop <s.pop@samsung.com>
14360 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14361 * graphite.h (struct poly_bb): Remove field is_reduction.
14362 (PBB_IS_REDUCTION): Remove.
14364 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14365 Sebastian Pop <s.pop@samsung.com>
14367 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14368 (add_pdr_constraints): Same.
14369 (scop_get_reads): Same.
14370 (scop_get_must_writes): Same.
14371 (scop_get_may_writes): Same.
14372 (scop_get_original_schedule): Same.
14373 (extend_schedule): Same.
14374 (apply_schedule_on_deps): Same.
14375 (carries_deps): Same.
14376 (compute_deps): Same.
14377 (scop_get_dependences): Same.
14378 * graphite-isl-ast-to-gimple.c
14379 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14380 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14381 (get_schedule_for_band_list): Same.
14382 (get_schedule_map): Same.
14383 (apply_schedule_map_to_scop): Same.
14384 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14385 (build_loop_iteration_domains): Same.
14386 (add_condition_to_pbb): Same.
14387 (add_param_constraints): Same.
14388 (pdr_add_memory_accesses): Same.
14389 (pdr_add_data_dimensions): Same.
14391 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14393 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14396 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14398 * common.opt (feliminate-dwarf2-dups): Replace references to
14399 "DWARF 2" with just "DWARF".
14400 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14401 * doc/extend.texi: Likewise.
14402 * doc/cpp.texi: Likewise.
14403 * doc/invoke.texi: Likewise.
14404 (Option Summary): Add -gdwarf to list of Debugging Options.
14405 (Debugging Options): Document -gdwarf.
14406 * doc/contrib.texi: Spell "DWARF" like that.
14408 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14410 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14411 warning. Fix up formatting.
14413 PR middle-end/67653
14414 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14415 attempt to mark memory input operand addressable and
14416 call prepare_gimple_addressable in that case. Don't adjust
14417 input_location for diagnostics, use error_at instead.
14419 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14421 * config/rs6000/ppc-auxv.h: New file.
14422 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14423 (cpu_is): Likewise.
14424 (cpu_supports): Likewise.
14425 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14426 (cpu_is_info): New variable.
14427 (cpu_supports_info): Likewise.
14428 (tcb_verification_symbol): Likewise.
14429 (cpu_builtin_p): Likewise.
14430 (cpu_expand_builtin): New function.
14431 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14432 (rs6000_init_builtins): Likewise.
14433 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14434 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14435 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14436 * configure: Regenerate.
14437 * config.in: Likewise.
14438 * doc/extend.texi (PowerPC Built-in Functions): Document
14439 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14441 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14444 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14446 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14449 2016-01-20 Richard Henderson <rth@redhat.com>
14455 * tree.c (tm_define_builtin): New.
14456 (find_tm_vector_type): New.
14457 (build_tm_vector_builtins): New.
14458 (build_common_builtin_nodes): Call it.
14460 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14462 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14463 (arm_fp_ok): Likewise.
14464 (arm_fp): Likewise.
14465 (arm_crypto): Likewise.
14467 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14468 Richard Biener <rguenther@suse.de>
14470 PR tree-optimization/69328
14471 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14472 vectors have same number of elements.
14473 (vectorizable_condition): Fix masked version recognition.
14475 2016-01-20 Richard Biener <rguenther@suse.de>
14477 PR tree-optimization/69345
14478 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14479 (VN_INFO_PTR_INFO): Likewise.
14480 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14481 info when it is equal between non-dominating SSA names.
14482 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14483 Make sure to look at original SSA infos.
14485 2016-01-20 Jeff Law <law@redhat.com>
14488 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14490 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14491 (pc_or_label_operand): New predicate.
14492 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14493 tests for small integers that are 2^n - 1.
14495 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14497 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14499 2016-01-19 Jeff Law <law@redhat.com>
14501 PR middle-end/69347
14502 * tree-ssa-threadbackwards.c
14503 (fsm_find_control_statement_thread_paths): Do not try to lookup
14504 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14506 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14508 * doc/lto.texi: Remove text that says only Gold has linker plugin
14511 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14513 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14514 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14515 the DIE accordingly.
14516 (modified_type_die): Add REVERSE parameter and pass it recursively,
14517 as well as to base_type_die. Adjust presence check accordingly.
14518 (base_type_for_mode): Adjust call to modified_type_die.
14519 (add_type_attribute): Add REVERSE parameter and pass it to
14521 (generic_parameter_die): Adjust call to add_type_attribute.
14522 (add_scalar_info): Likewise.
14523 (add_subscript_info): Likewise.
14524 (gen_array_type_die): Likewise.
14525 (gen_descr_array_type_die): Likewise.
14526 (gen_entry_point_die): Likewise.
14527 (gen_enumeration_type_die): Likewise.
14528 (gen_formal_parameter_die): Likewise.
14529 (gen_subprogram_die): Likewise.
14530 (gen_variable_die ): Likewise.
14531 (gen_const_die): Likewise.
14532 (gen_field_die): Likewise.
14533 (gen_pointer_type_die): Likewise.
14534 (gen_reference_type_die): Likewise.
14535 (gen_ptr_to_mbr_type_die): Likewise.
14536 (gen_inheritance_die): Likewise.
14537 (gen_subroutine_type_die): Likewise.
14538 (gen_typedef_die): Likewise.
14539 (force_type_die): Adjust call to modified_type_die.
14541 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14543 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14544 flow throughout the file. Fix broken link to Objective-C 2.0
14546 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14549 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14551 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14553 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14556 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14557 (maybe_record_node): Record cxa_pure_virtual as the only possible
14558 target if there are not ohter candidates.
14559 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14561 2016-01-19 Richard Biener <rguenther@suse.de>
14563 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14564 (get_memory_order): Likewise.
14566 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14568 * tree-vect-stmts.c (vectorizable_store): Check
14571 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14574 * gcc.c (driver::decode_argv): Add call to
14575 init_opts_obstack before init_options_struct.
14576 * opts.c (init_opts_obstack): Remove idempotency.
14577 (init_options_struct): Replace call to init_opts_obstack
14578 with a gcc_assert to verify that it has already been called.
14579 * toplev.c (toplev::main): Add call to init_opts_obstack before
14580 calls to init_options_struct.
14581 (toplev::finalize): Move cleanup of opts_obstack next to
14582 cleanup of save_decoded_options, clearing the latter, and
14583 save_decoded_options_count.
14585 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14588 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14589 attribute to unconditional. Remove %? from output template.
14591 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14592 Jiong Wang <jiong.wang@arm.com>
14594 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14595 generated from different expand order.
14597 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14599 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14600 Add support for CCMP costing.
14602 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14604 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14605 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14606 (fccmpe<mode>): Likewise.
14607 (fcmp): Rename to fcmp and globalize pattern.
14609 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14610 (aarch64_gen_ccmp_next): Add FP support.
14612 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14614 * target.def (gen_ccmp_first): Update documentation.
14615 (gen_ccmp_next): Likewise.
14616 * doc/tm.texi (gen_ccmp_first): Update documentation.
14617 (gen_ccmp_next): Likewise.
14618 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14619 expand_ccmp_expr_1. Improve comments.
14620 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14621 (ccmp_ior<mode>): Remove pattern.
14622 (cmp<mode>): Remove expand.
14623 (cmp): Globalize pattern.
14624 (cstorecc4): Use cc_register.
14625 (mov<mode>cc): Remove ccmp_cc_register check.
14626 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14627 Simplify after removal of CC_DNE/* modes.
14628 (aarch64_ccmp_mode_to_code): Remove.
14629 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14630 In 'k' case use integer as condition.
14631 (aarch64_nzcv_codes): Remove inverted cases.
14632 (aarch64_code_to_ccmode): Remove.
14633 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14634 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14635 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14636 pattern. Return the comparison with CC register. Invert conditions
14637 when bitcode is OR.
14638 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14639 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14641 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14643 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14644 instrumented_version.
14646 2016-01-19 Richard Biener <rguenther@suse.de>
14648 PR tree-optimization/69336
14649 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14650 handled components with get_ref_base_and_extent.
14651 (equal_mem_array_ref_p): Adjust.
14653 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14656 * shrink-wrap.c: Include valtrack.h.
14657 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14658 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14659 in between insn and where it will be moved to. Call
14660 dead_debug_insert_temp.
14661 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14662 first and dead_debug_local_finish at the end.
14663 For uses and defs bitmap, handle all regs in between REGNO and
14664 END_REGNO, not just the first one.
14666 2016-01-19 Richard Biener <rguenther@suse.de>
14668 PR tree-optimization/69352
14669 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14670 (equal_mem_array_ref_p): Constrain size and max size properly.
14671 Compare the reverse flag.
14673 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14675 * ira.c (ira): Update regstat data if we deleted insns.
14677 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14679 PR rtl-optimization/68955
14680 PR rtl-optimization/64557
14681 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14682 here. Fix up formatting.
14683 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14685 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14688 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14689 assume that the node has body.
14690 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14693 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14695 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14698 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14700 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14701 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14703 2016-01-19 Martin Jambor <mjambor@suse.cz>
14704 Martin Liska <mliska@suse.cz>
14705 Michael Matz <matz@suse.de>
14707 * Makefile.in (OBJS): Add new source files.
14708 (GTFILES): Add hsa.c.
14709 * common.opt (disable_hsa): New variable.
14710 (-Whsa): New warning.
14711 * config.in (ENABLE_HSA): New.
14712 * configure.ac: Treat hsa differently from other accelerators.
14713 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14714 $enable_offloading.
14715 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14716 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14717 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14718 --with-hsa-kmt-lib.
14719 * doc/invoke.texi (-Whsa): Document.
14720 (hsa-gen-debug-stores): Likewise.
14721 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14722 to invoke offload compiler for hsa acclerator.
14723 * opts.c (common_handle_option): Determine whether HSA offloading
14724 should be performed.
14725 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14726 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14727 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14728 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14729 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14730 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14731 GF_OMP_FOR_KIND_GRID_LOOP.
14732 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14733 (pp_gimple_stmt_1): Likewise.
14734 * gimple-walk.c (walk_gimple_stmt): Likewise.
14735 * gimple.c (gimple_build_omp_grid_body): New function.
14736 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14737 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14738 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14739 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14740 GF_OMP_TEAMS_GRID_PHONY.
14741 (gimple_statement_omp_single_layout): Updated comments.
14742 (gimple_build_omp_grid_body): New function.
14743 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14744 (gimple_omp_for_grid_phony): New function.
14745 (gimple_omp_for_set_grid_phony): Likewise.
14746 (gimple_omp_parallel_grid_phony): Likewise.
14747 (gimple_omp_parallel_set_grid_phony): Likewise.
14748 (gimple_omp_teams_grid_phony): Likewise.
14749 (gimple_omp_teams_set_grid_phony): Likewise.
14750 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14751 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14752 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14753 (BUILT_IN_GOMP_TARGET): Updated type.
14754 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14755 (adjust_for_condition): New function.
14756 (get_omp_for_step_from_incr): Likewise.
14757 (extract_omp_for_data): Moved parts to adjust_for_condition and
14758 get_omp_for_step_from_incr.
14759 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14760 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14761 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14762 (scan_omp_parallel): Do not create child functions for phony
14764 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14765 (scan_omp_1_op): Checking assert we are not remapping to
14766 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14767 (parallel_needs_hsa_kernel_p): New function.
14768 (expand_parallel_call): Register apprpriate parallel child
14769 functions as HSA kernels.
14770 (grid_launch_attributes_trees): New type.
14771 (grid_attr_trees): New variable.
14772 (grid_create_kernel_launch_attr_types): New function.
14773 (grid_insert_store_range_dim): Likewise.
14774 (grid_get_kernel_launch_attributes): Likewise.
14775 (get_target_argument_identifier_1): Likewise.
14776 (get_target_argument_identifier): Likewise.
14777 (get_target_argument_value): Likewise.
14778 (push_target_argument_according_to_value): Likewise.
14779 (get_target_arguments): Likewise.
14780 (expand_omp_target): Call get_target_arguments instead of looking
14781 up for teams and thread limit.
14782 (grid_expand_omp_for_loop): New function.
14783 (grid_arg_decl_map): New type.
14784 (grid_remap_kernel_arg_accesses): New function.
14785 (grid_expand_target_kernel_body): New function.
14786 (expand_omp): Call it.
14787 (lower_omp_for): Do not emit phony constructs.
14788 (lower_omp_taskreg): Do not emit phony constructs but create for them
14789 a temporary variable receiver_decl.
14790 (lower_omp_taskreg): Do not emit phony constructs.
14791 (lower_omp_teams): Likewise.
14792 (lower_omp_grid_body): New function.
14793 (lower_omp_1): Call it.
14794 (grid_reg_assignment_to_local_var_p): New function.
14795 (grid_seq_only_contains_local_assignments): Likewise.
14796 (grid_find_single_omp_among_assignments_1): Likewise.
14797 (grid_find_single_omp_among_assignments): Likewise.
14798 (grid_find_ungridifiable_statement): Likewise.
14799 (grid_target_follows_gridifiable_pattern): Likewise.
14800 (grid_remap_prebody_decls): Likewise.
14801 (grid_copy_leading_local_assignments): Likewise.
14802 (grid_process_kernel_body_copy): Likewise.
14803 (grid_attempt_target_gridification): Likewise.
14804 (grid_gridify_all_targets_stmt): Likewise.
14805 (grid_gridify_all_targets): Likewise.
14806 (execute_lower_omp): Call grid_gridify_all_targets.
14807 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14808 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14809 (tree_omp_clause): Added union field dimension.
14810 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14811 * tree.c (omp_clause_num_ops): Added number of arguments of
14812 OMP_CLAUSE__GRIDDIM_.
14813 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14814 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14815 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14816 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14817 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14818 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14819 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14820 * tree-pass.h (make_pass_gen_hsail): Declare.
14821 (make_pass_ipa_hsa): Likewise.
14822 * ipa-hsa.c: New file.
14823 * lto-section-in.c (lto_section_name): Add hsa section name.
14824 * lto-streamer.h (lto_section_type): Add hsa section.
14825 * timevar.def (TV_IPA_HSA): New.
14826 * hsa-brig-format.h: New file.
14827 * hsa-brig.c: New file.
14828 * hsa-dump.c: Likewise.
14829 * hsa-gen.c: Likewise.
14832 * toplev.c (compile_file): Call hsa_output_brig.
14833 * hsa-regalloc.c: New file.
14835 2016-01-18 Jeff Law <law@redhat.com>
14837 PR tree-optimization/69320
14838 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
14839 ranged object, do nothing if the RHS constant is not [0..1].
14840 (optimize_stmt): Comparing a boolean ranged object against a
14841 constant outside [0..1] results in a compile-time constant.
14843 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
14846 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
14848 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14849 (Option Summary): Update to reflect new section and moved options.
14850 (C++ Dialect Options): Move -fstats to new section.
14851 (Debugging Options): Move all dump, statistics, and other GCC
14852 developer options to new section. Rewrite section introduction
14853 and re-order remaining options to put the more basic ones first.
14854 (Optimization Options): Move -fira-verbose and -flto-report* to
14856 (Developer Options): New section incorporating moved options.
14857 * doc/cppopts.texi (-dM): Update cross-reference.
14859 2016-01-18 Richard Henderson <rth@redhat.com>
14862 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
14863 operands to pseudo only if CSE is expected. Split long immediate
14864 operands only after reload, and for the stack pointer.
14865 (*add<GPI>3_pluslong): Remove.
14866 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
14867 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
14868 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
14869 (*add<GPI>3 peepholes): New.
14870 (*add<GPI>3 splitters): New.
14871 * config/aarch64/constraints.md (Upl): New.
14872 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
14874 2016-01-18 Richard Biener <rguenther@suse.de>
14876 PR tree-optimization/69297
14877 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
14879 (vect_bb_vectorization_profitable_p): Clear visited flag again.
14881 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14883 PR middle-end/68542
14884 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
14885 of mixind vector and scalar types.
14886 (fold_relational_const): Add handling of vector
14887 comparison with boolean result.
14888 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
14889 comparison of vector operands with boolean result for EQ/NE only.
14890 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
14891 (verify_gimple_cond): Likewise.
14892 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
14895 2016-01-18 Joseph Myers <joseph@codesourcery.com>
14897 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
14900 2016-01-18 Richard Biener <rguenther@suse.de>
14902 PR middle-end/69308
14903 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
14905 2016-01-18 Tom de Vries <tom@codesourcery.com>
14907 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
14909 2016-01-18 Tom de Vries <tom@codesourcery.com>
14911 * omp-low.c (set_oacc_fn_attrib): Make extern.
14912 * omp-low.h (set_oacc_fn_attrib): Declare.
14913 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
14914 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
14915 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
14916 Add and handle function parameter oacc_kernels_p.
14917 (find_reduc_addr, get_omp_data_i_param): New function.
14918 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
14919 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
14920 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
14921 Calculate dominance info. Skip loops that are not in a kernels region
14922 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
14923 (pass_parallelize_loops::execute): Call parallelize_loops with
14924 oacc_kernels_p argument.
14925 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
14926 New member function.
14927 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
14928 * passes.def: Add argument to pass_parallelize_loops instantation.
14930 2016-01-18 Tom de Vries <tom@codesourcery.com>
14932 * tree-parloops.c (pass_parallelize_loops::execute): Allow
14933 pass_parallelize_loops to be run outside the loop pipeline.
14935 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14937 * tree-scalar-evolution.c (follow_copies_to_constant): New.
14938 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
14940 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14943 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
14944 using get_ref_base_and_extent.
14945 (equal_mem_array_ref_p): New.
14946 (hashable_expr_equal_p): Add call to previous.
14948 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14951 * tree-sra.c (disqualified_constants, constant_decl_p): New.
14952 (sra_initialize): Allocate disqualified_constants.
14953 (sra_deinitialize): Free disqualified_constants.
14954 (disqualify_candidate): Update disqualified_constants when appropriate.
14955 (create_access): Scan for constant-pool entries as we go along.
14956 (scalarizable_type_p): Add check against type_contains_placeholder_p.
14957 (maybe_add_sra_candidate): Allow constant-pool entries.
14958 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
14959 (initialize_constant_pool_replacements): New.
14960 (sra_modify_assign): Avoid mangling assignments created by previous,
14961 and don't generate writes into constant pool.
14962 (sra_modify_function_body): Call initialize_constant_pool_replacements.
14964 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
14966 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
14967 andnot instruction.
14968 (scalar_chain::convert_op): Likewise.
14969 * config/i386/i386.md (*andndi3_doubleword): New.
14971 2016-01-18 Richard Biener <rguenther@suse.de>
14973 PR tree-optimization/69170
14974 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
14975 building a vector from scalar results of a pattern stmt.
14977 2016-01-18 Jakub Jelinek <jakub@redhat.com>
14979 * haifa-sched.c (autopref_multipass_init): Work around
14980 -Wmaybe-uninitialized warning.
14982 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
14984 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
14985 against the constant 0.
14987 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14989 PR tree-optimization/68799
14990 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
14991 look up phi candidates in the statement-candidate map.
14992 (phi_add_costs): Likewise.
14993 (record_phi_increments): Likewise.
14994 (phi_incr_cost): Likewise.
14995 (ncd_with_phi): Likewise.
14996 (all_phi_incrs_profitable): Likewise.
14998 2016-01-17 Jakub Jelinek <jakub@redhat.com>
15000 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
15001 -Wmaybe-uninitialized warning.
15003 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
15005 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15006 (Option Summary): Update to reflect new section and moved options.
15007 (C++ Dialect Options): Move -fvtable-verify and related options.
15008 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
15009 and profiling-related options.
15010 (Optimization Options): Move profile generation options and
15011 -fstack-protector and related options.
15012 (Instrumentation Options): New section incorporating moved options.
15013 (Code Generation Options): Move -finstrument-functions and
15014 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
15016 2016-01-16 Tom de Vries <tom@codesourcery.com>
15018 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
15020 2016-01-16 Tom de Vries <tom@codesourcery.com>
15022 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
15024 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
15026 * hash-table.h (hash_table::empty): Turn into an inline wrapper
15027 that checks whether the table is already empty. Rename the
15028 original implementation to...
15029 (hash_table::empty_slot): ...this new private function.
15031 2016-01-15 David Malcolm <dmalcolm@redhat.com>
15033 PR diagnostic/68899
15034 * diagnostic-show-locus.c (layout::print_source_line): Move x
15035 offset of line until after call to
15036 get_line_width_without_trailing_whitespace.
15038 2016-01-15 Jeff Law <law@redhat.com>
15040 PR tree-optimization/69270
15041 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
15042 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
15043 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
15044 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
15045 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15046 ssa_name_has_boolean_range and constant_boolean_node.
15048 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
15050 PR rtl-optimization/69030
15051 * lra-spills.c (remove_pseudos): Check nrefs and make the function
15053 (spill_pseudos): Delete debug insn for dead pseudo.
15054 (lra_spill): Initiate spill_hard_reg and slots memory separately.
15056 2016-01-15 Jiong Wang <jiong.wang@arm.com>
15058 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
15060 (TYPES_UNOPUS): Likewise.
15061 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
15062 builtin type, from UNOP to UNOPUS.
15063 (lbtruncuv4sf): Likewise.
15064 (lbtruncuv2df): Likewise.
15065 (lrounduv2sf): Likewise.
15066 (lrounduv4sf): Likewise.
15067 (lrounduv2df): Likewise.
15068 (lroundusf): Likewise.
15069 (lroundusf): Likewise.
15070 (lceiluv2sf): Likewise.
15071 (lceiluv4sf): Likewise.
15072 (lceiluv2df): Likewise.
15073 (lceilusf): Likewise.
15074 (lceiludf): Likewise.
15075 (lflooruv2sf): Likewise.
15076 (lflooruv4sf): Likewise.
15077 (lflooruv2df): Likewise.
15078 (lfloorusf): Likewise.
15079 (lfloorudf): Likewise.
15080 (lfrintnuv2sf): Likewise.
15081 (lfrintnuv4sf): Likewise.
15082 (lfrintnuv2df): Likewise.
15083 (lfrintnusf): Likewise.
15084 (lfrintnudf): Likewise.
15085 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
15087 (vcvtq_u32_f32): Likewise.
15088 (vcvtq_u64_f64): Likewise.
15089 (vcvta_u32_f32): Likewise.
15090 (vcvtaq_u32_f32): Likewise.
15091 (vcvtaq_u64_f64): Likewise.
15092 (vcvtm_u32_f32): Likewise.
15093 (vcvtmq_u32_f32): Likewise.
15094 (vcvtmq_u64_f64): Likewise.
15095 (vcvtn_u32_f32): Likwise.
15096 (vcvtnq_u32_f32): Likewise.
15097 (vcvtnq_u64_f64): Likewise.
15098 (vcvtp_u32_f32): Likewise.
15099 (vcvtpq_u32_f32): Likewise.
15100 (vcvtpq_u64_f64): Likewise.
15101 (vcvtmd_u64_f64): Likewise.
15102 (vcvtms_u32_f32): Likewise.
15103 (vcvtad_u64_f64): Likewise.
15104 (vcvtas_u32_f32): Likewise.
15105 (vcvtnd_u64_f64): Likewise.
15106 (vcvtns_u32_f32): Likewise.
15107 (vcvtpd_u64_f64): Likewise.
15108 (vcvtps_u32_f32): Likewise.
15110 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15112 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
15113 CSEL of zero_extended registers.
15115 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15117 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
15118 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
15120 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15122 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
15123 false when argument string is not found in the attributes table
15126 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
15129 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
15130 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
15131 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
15132 precision estimate.
15134 2016-01-15 Richard Biener <rguenther@suse.de>
15136 PR tree-optimization/66856
15137 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
15138 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
15139 (vect_create_new_slp_node): Increment stmt reference count.
15140 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
15141 an SLP tree before swapping operands.
15142 (vect_build_slp_tree): Likewise.
15143 (destroy_bb_vec_info): Free stmt info after SLP instances.
15144 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
15145 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
15146 (STMT_VINFO_NUM_SLP_USES): New macro.
15148 2016-01-15 Richard Biener <rguenther@suse.de>
15151 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
15152 (add_linkage_name): ... here.
15153 (gen_typedef_die): Use add_linkage_name_raw instead of
15154 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
15157 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
15159 * gimplify.c (oacc_default_clause): Decode reference and pointer
15160 types for both kernels and parallel regions.
15162 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
15164 PR middle-end/69246
15165 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
15167 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15169 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
15170 (convert_scalars_to_vector): Likewise.
15172 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
15174 * doc/extend.texi (Type Traits): Fix grammar.
15176 2016-01-15 Martin Jambor <mjambor@suse.cz>
15178 * tree-inline.c (remap_decl): Use existing dclarations if
15179 remapping a type and prevent_decl_creation_for_types.
15180 (replace_locals_stmt): Do an initial remapping of non-VLA typed
15181 decls first. Do real remapping with
15182 prevent_decl_creation_for_types set.
15183 * tree-inline.h (copy_body_data): New field
15184 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
15187 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15189 * config/s390/s390.opt (mmvcle): More verbose help text.
15191 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15193 * config/s390/s390.opt: Add period to -mzvector option text.
15195 2016-01-15 Richard Biener <rguenther@suse.de>
15197 PR tree-optimization/68961
15198 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
15199 of invariants in stores again.
15201 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
15203 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
15205 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15207 * config/i386/i386.c (ix86_expand_branch): Don't split
15208 DI mode xor instruction to SI mode.
15210 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15213 * ipa-icf.c (sem_function::merge): Virtual functions may become
15214 reachable even if they address is not taken and there are no
15217 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15219 * lto-streamer-out.c (subtract_estimated_size): New function.
15220 (get_symbol_initial_value): Use it.
15222 2016-01-15 Christian Bruel <christian.bruel@st.com>
15225 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
15226 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
15227 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
15228 use add_builtin_function_ext_scope instead of add_builtin_function.
15229 (neon_set_p, neon_crypto_set_p): Remove.
15230 (arm_init_builtins): Always call arm_init_neon_builtins and
15231 arm_init_crypto_builtins.
15232 (arm_expand_builtin): Check that builtins are allowed for the arch.
15233 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
15234 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
15235 arm_init_neon_builtins call.
15237 2016-01-15 Richard Biener <rguenther@suse.de>
15239 PR tree-optimization/69117
15240 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
15241 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
15242 of the leader conservatively.
15243 (free_scc_vn): Restore original SSA name infos.
15245 2016-01-14 Jeff Law <law@redhat.com>
15247 PR tree-optimization/69270
15248 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
15249 single bit of precision, verify it's also unsigned.
15250 (record_edge_info): Use constant_boolean_node rather than fold_convert
15251 to convert boolean_true/boolean_false to the right type.
15253 2016-01-14 Richard Henderson <rth@redhat.com>
15256 * loop-doloop.c (record_reg_sets): New.
15257 (doloop_optimize): Reject the transform if the sequence
15258 clobbers registers live at the end of the loop block.
15259 (doloop_optimize_loops): Enable df_live if needed.
15261 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15263 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
15264 * config/rs6000/rs6000.c: Likewise.
15265 * config/rs6000/rs6000.h: Likewise.
15266 * config/rs6000/rs6000.md: Likewise.
15267 * doc/extend.texi: Likewsie.
15269 2016-01-14 Jeff Law <law@redhat.com>
15271 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
15274 2016-01-14 Richard Henderson <rth@redhat.com>
15278 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15279 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15280 instead of builtin_decl_declared_p to test for declaration.
15282 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15284 * doc/loop.texi (Loop Analysis and Representation): Document
15285 loop_depth function.
15287 2016-01-14 Tom de Vries <tom@codesourcery.com>
15289 PR tree-optimization/68773
15290 * omp-low.c (expand_omp_target): Don't set force_output.
15291 * varpool.c (varpool_node::get_create): Same.
15292 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15293 offload_funcs with force_output.
15295 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15298 * lra-eliminations.c (move_plus_up): Don't change anything if either
15299 the outer or inner subreg mode is not MODE_INT.
15300 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15301 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15303 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15305 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15306 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15307 reduc_uplus_@var{m}): Remove.
15308 * expr.c (expand_expr_real_2): Remove expansion path for
15309 reduc_[us](min|max|plus) optabs.
15310 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15311 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15312 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15313 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15314 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15315 reduc_[us](min|max|plus) optabs.
15317 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15319 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15320 (reduc_plus_scal_v2sf): New.
15321 (reduc_smax_v2sf): Rename to...
15322 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15323 (reduc_smin_v2sf): Rename to...
15324 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15326 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15328 * alias.c (compare_base_symbol_refs): New function.
15329 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15332 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15334 PR middle-end/68146
15335 PR tree-optimization/69155
15336 * tree-complex.c: Include cfganal.h.
15337 (phis_to_revisit): New variable.
15338 (extract_component): Add phiarg_p argument. Assert that returned
15339 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15340 (update_phi_components): Partly rewrite to use loop over real/imag
15341 components instead of code duplication. If extract_component returns
15342 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15343 create_tmp_reg into the PHI node instead, and mention the phi triplet
15344 in phis_to_revisit.
15345 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15346 in phis_to_revisit at the end.
15348 2016-01-14 Richard Biener <rguenther@suse.de>
15350 PR tree-optimization/68060
15351 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15352 outer loop reduction is only used in the inner loop before
15353 detecting a double reduction.
15355 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15358 * combine.c (expand_field_assignment): Punt if compute_mode is
15359 unsupported scalar mode.
15361 2016-01-14 Richard Biener <rguenther@suse.de>
15363 PR tree-optimization/66856
15364 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15365 SLP node only if it built successfully.
15366 (vect_analyze_slp_instance): Adjust.
15368 2016-01-14 Jeff Law <law@redhat.com>
15370 PR tree-optimization/69270
15371 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15372 (record_edge_info): Use it. Convert boolean_{true,false}_node
15373 to the type of op0.
15375 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15378 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15379 use block_ultimate_origin
15380 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15382 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15384 * doc/invoke.texi (Submodel Options): Rename section to
15385 "Machine-Dependent Options" to better reflect its content.
15386 Rewrite introductory text to remove archaic CPU names.
15389 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15391 * doc/invoke.texi (Code Gen Options): Move section up in file,
15392 before target-specific options. Update menu and option summary
15393 to reflect the new section ordering.
15395 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15397 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15398 (C++ Dialect Options): Add cross-reference to -std option.
15399 * doc/standards.texi (C++ Language): Document C++14 support.
15401 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15403 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15404 for pack/unpack functions for __ibm128.
15405 (PACK_IF): Likewise.
15406 (UNPACK_IF): Likewise.
15408 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15409 support for __ibm128 pack/unpack functions.
15410 (rs6000_invalid_builtin): Likewise.
15411 (rs6000_init_builtins): Likewise.
15412 (rs6000_opt_masks): Likewise.
15414 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15415 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15417 (RS6000_BTM_COMMON): Likewise.
15419 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15420 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15421 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15422 128-bit floating point. Add support for the double values to be
15423 in Altivec registers for TF/IF packing and unpacking, but restrict
15424 TD packing sub-fields to be FPR registers. Don't allow overlapped
15425 register support for packing. Allow pack inputs to be memory
15426 locations. Don't build generator functions for unpack<mode>_dm
15427 and unpack<mode>_nodm.
15428 (unpack<mode>_dm): Likewise.
15429 (unpack<mode>_nodm): Likewise.
15430 (pack<mode>): Likewise.
15432 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15433 built-in functions to pack/unpack explicit __ibm128 values.
15434 (__builtin_unpack_ibm128): Likewise.
15436 * doc/extend.texi (PowerPC Built-in Functions): Document
15437 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15439 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15442 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15443 Add new arg loc and pass it down as context.
15444 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15445 to the location to use for the warning.
15446 (check_function_arguments): New arg loc. All callers changed. Pass
15447 it to check_function_nonnull.
15448 * c-common.h (check_function_arguments): Adjust declaration.
15450 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15452 PR tree-optimization/69156
15453 * gimple.c (validate_type): Removed.
15454 (gimple_builtin_call_types_compatible_p): Use
15455 useless_type_conversion_p instead of validate_type.
15456 * value-prof.c (gimple_stringop_fixed_value): Fold
15457 icall_size to correct type.
15459 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15461 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15464 2016-01-13 Richard Henderson <rth@redhat.com>
15467 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15468 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15469 (ix86_builtin_tm_store): Remove.
15470 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15471 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15472 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15473 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15474 * doc/tm.texi: Rebuild.
15476 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15477 (BUILT_IN_TM_MEMCPY_RTWN): New.
15478 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15479 fallback from vector to integer helpers.
15480 (build_tm_load): Handle vector types directly, instead of
15482 (build_tm_store): Likewise.
15483 (expand_assign_tm): Prepare for register types not handled by
15484 the above. Copy them to memory and use memcpy.
15485 * tree.c (tm_define_builtin): New.
15486 (find_tm_vector_type): New.
15487 (build_tm_vector_builtins): New.
15488 (build_common_builtin_nodes): Call it.
15490 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15492 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15493 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15495 2016-01-13 Tom de Vries <tom@codesourcery.com>
15497 PR tree-optimization/69169
15498 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15499 handled_struct_type param.
15500 (create_variable_info_for, intra_create_variable_infos): Call
15501 create_variable_info_for_1 with extra arg.
15503 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15505 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15506 and "armv8.1-a+crc" entries.
15508 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15511 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15512 Change first operand predicate from register_or_constm1_operand
15513 to register_operand.
15514 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15515 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15516 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15517 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15518 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15519 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15520 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15521 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15522 comparison with constm1_rtx from vec_prefetch_gen part.
15524 2016-01-13 Richard Biener <rguenther@suse.de>
15526 PR tree-optimization/69013
15527 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15528 Exchange assert for a test.
15530 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15533 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15535 2016-01-13 Richard Biener <rguenther@suse.de>
15537 PR tree-optimization/69242
15538 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15539 assert with a check.
15541 2016-01-13 Richard Biener <rguenther@suse.de>
15543 PR tree-optimization/69186
15544 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15545 Properly guard vect_update_misalignment_for_peel call.
15547 2016-01-12 Jeff Law <law@redhat.com>
15549 PR tree-optimization/pr67755
15550 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15551 "need_profile_correction".
15552 (thread_block_1): Initialize new field to false by default. If we
15553 have multiple thread paths through a common joiner to different
15554 final targets, then set new field to true.
15555 (compute_path_counts): Only do count adjustment when it's really
15558 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15560 * doc/invoke.texi (Spec Files): Move section down in file, past
15561 all command-line option descriptions.
15563 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15565 PR middle-end/54809
15566 * doc/gty.texi: Remove documentation of mark_hook.
15567 * gengtype.c (struct write_types_data): Remove code to support
15568 mark_hook attribute.
15569 (walk_type): Likewise.
15570 (write_func_for_structure): Likewise.
15572 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15574 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15575 Directory Options, and -specs= to Overall Options.
15576 (Overall Options): Adjust similarly. Reorder to group related
15577 options together. Make -specs= cross-reference the spec file details.
15578 (Directory Options): Adjust similarly.
15580 2016-01-12 Jeff Law <law@redhat.com>
15582 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15584 2016-01-12 Olivier Hainque <hainque@adacore.com>
15586 * gcc.c (spec_undefvar_allowed): New global.
15587 (process_command): Set to true when running for --version or --help,
15589 (getenv_spec_function): When the variable is not defined, use the
15590 variable name as the variable value if we're allowed not to issue
15593 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15595 PR tree-optimization/68911
15596 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15597 information computed for expression "init + nit * step".
15599 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15601 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15602 about name of GCC executable. Remove deleted node from menu.
15603 (Directory Options) <-B>: Remove cross-reference to deleted node.
15604 (Target Options): Delete section.
15606 2016-01-12 Christian Bruel <christian.bruel@st.com>
15609 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15610 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15612 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15615 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15616 aligned_mem is properly set for AVX512-VL floating point masked
15620 * ifcvt.c (cond_exec_process_if_block): When removing the last
15621 insn from then_bb, remove also any possible barriers that follow it.
15623 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15627 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15628 (PTRDIFF_TYPE): Likewise.
15629 (WCHAR_TYPE): Likewise.
15630 (WCHAR_TYPE_SIZE): Likewise.
15631 (STDINT_LONG32): Likewise.
15633 2016-01-12 Richard Biener <rguenther@suse.de>
15635 PR tree-optimization/69053
15636 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15637 convert initial value for cond reductions.
15639 2016-01-12 Richard Biener <rguenther@suse.de>
15641 PR tree-optimization/69007
15642 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15643 widen_sum after dot_prod and sad.
15645 2016-01-12 Richard Biener <rguenther@suse.de>
15647 PR tree-optimization/69168
15648 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15649 pattern stmt SLP type.
15650 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15651 end up unused so cope with that case.
15653 2016-01-12 Richard Biener <rguenther@suse.de>
15655 PR tree-optimization/69157
15656 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15657 stmts def type only during analyze phase.
15658 (vectorizable_call): Likewise.
15659 (vectorizable_simd_clone_call): Likewise.
15660 (vectorizable_conversion): Likewise.
15661 (vectorizable_assignment): Likewise.
15662 (vectorizable_shift): Likewise.
15663 (vectorizable_operation): Likewise.
15664 (vectorizable_store): Likewise.
15665 (vectorizable_load): Likewise.
15667 2016-01-12 Richard Biener <rguenther@suse.de>
15669 PR tree-optimization/69174
15670 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15672 (vectorizable_load): Properly compute the number of loads needed
15673 for permuted strided SLP loads and do not spuriously assign
15674 to SLP_TREE_VEC_STMTS.
15676 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15678 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15679 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15680 (MD_EXEC_PREFIX): Remove.
15681 (MD_STARTFILE_PREFIX) Removee.
15682 (FILE_NAME_ABSOLUTE_P): Remove.
15683 (CPP_SPEC): Do not read macros from sys/version.h.
15684 (LINK_COMMAND_SPEC): Remove.
15685 (LOCAL_INCLUDE_DIR): Remove.
15686 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15687 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15688 (POST_LINK_SPEC): Define to invoke stubify after linker
15689 (LIBSTDCXX): Remove define
15690 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15691 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15692 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15693 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15694 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15695 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15696 (i386_djgpp_asm_named_section): Add propotype of new procedure
15698 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15699 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15700 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15701 in config/i386/djgpp.h).
15702 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15703 STANDARD_STARTFILE_PREFIX_1.
15704 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15705 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15706 installation errors.
15707 (MAX_OFILE_ALIGNMENT): Define to 128.
15708 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15710 * config/i386/djgpp.c: New file. Add implementation of
15711 i386_djgpp_asm_named_section.
15713 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15715 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15716 Add rule for building djgpp.o.
15718 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15720 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15721 (rtx_is_swappable_p): Reductions are swappable.
15722 (insn_is_swappable_p): V2DF reductions are swappable.
15724 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15726 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15727 reloads for other unsupported memory operands.
15729 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15730 Jim Wilson <jim.wilson@linaro.org>
15733 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15734 copy_to_mode_reg instead of force_reg.
15736 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15739 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15740 TARGET_80387 is true.
15742 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15745 * lra-eliminations.c (move_plus_up): Only move plus up
15746 if subreg of the constant can be simplified into constant
15747 and use the simplified subreg of the constant instead of
15748 the original constant.
15750 * fold-const.c (fold_convertible_p): Don't return true
15751 for conversion of VECTOR_TYPE to same sized integral type.
15752 (fold_convert_loc): Fix up formatting. Fold conversion of
15753 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15754 instead of NOP_EXPR.
15756 PR tree-optimization/69214
15757 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15758 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15761 PR tree-optimization/69207
15762 * tree-vect-slp.c (vect_get_constant_vectors): For
15763 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15764 fold_convertible_p to vector_type's element type, and always
15765 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15767 2016-01-11 Richard Biener <rguenther@suse.de>
15769 PR tree-optimization/69173
15770 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15771 fixup the cycle if all stmts are in a pattern.
15773 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15775 PR middle-end/68999
15776 * alias.c (base_alias_check): Move check for addresses with
15777 alignment ANDs before the call for compare_base_decls.
15778 (memrefs_conflict_p): Return -1 for different decls
15779 that went through alignment adjustments.
15781 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15783 PR rtl-optimization/68796
15784 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15785 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15786 and QImode comparisons against zero with CC_NZmode.
15787 * config/aarch64/iterators.md (short_mask): New mode_attr.
15789 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15791 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15792 (<avx512>_store<mode>_mask): Likewise.
15794 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15795 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15797 PR rtl-optimization/68841
15798 * ifcvt.c (struct noce_if_info): Add orig_x field.
15799 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15800 Don't record conflicts on to_rename if it's present.
15801 Allow memory destinations in sets.
15802 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15803 blocks, passing orig_x to the checks.
15804 (noce_process_if_block): Set if_info->orig_x appropriately.
15806 2016-01-11 Tom de Vries <tom@codesourcery.com>
15808 PR tree-optimization/69069
15809 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15811 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15813 PR rtl-optimization/68920
15814 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15815 of conditional moves for RTL if-conversion to 1 for
15816 TARGET_ONE_IF_CONV_INSN.
15817 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15818 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15819 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15820 parameter to restirct number of conditional moves for
15822 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
15823 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
15826 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
15829 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
15830 onepart vars. Fix typo in comment. Fix reversed condition in
15832 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
15835 * var-tracking.c (dump_onepart_variable_differences): New.
15836 (dataflow_set_different): If a detailed dump is requested,
15837 delay early returns and dump differences between onepart
15838 variables present before and after, and added variables.
15840 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15843 * expr.c (expand_expr_real_1): For boolean vector constants
15844 with a scalar mode use const_scalar_mask_from_tree.
15845 (const_scalar_mask_from_tree): New.
15846 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
15847 assigned to a mask type to handle constants.
15849 2016-01-11 Martin Jambor <mjambor@suse.cz>
15852 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
15853 useless parameters if we cannot change function signature.
15855 2016-01-11 Martin Jambor <mjambor@suse.cz>
15858 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
15861 2016-01-11 Tom de Vries <tom@codesourcery.com>
15863 PR tree-optimization/69109
15864 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
15867 2016-01-11 Tom de Vries <tom@codesourcery.com>
15869 PR tree-optimization/69108
15870 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
15871 res is not used in a phi.
15873 2016-01-11 Yury Gribov <y.gribov@samsung.com>
15876 * common.opt (frandom-seed): Fix parameter name.
15877 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
15879 2016-01-11 Tom de Vries <tom@codesourcery.com>
15881 PR tree-optimization/69058
15882 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
15885 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
15887 * config/arc/arc.opt (mdiv-rem): Add period to the end.
15888 (mcode-density): Likewise.
15890 2016-01-10 Tom de Vries <tom@codesourcery.com>
15892 PR tree-optimization/69062
15893 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
15894 (parallelize_loops): Don't paralelize loop that has phi with address
15897 2016-01-10 Tom de Vries <tom@codesourcery.com>
15899 PR tree-optimization/69039
15900 * tree-parloops.c (try_create_reduction_list): Only allow single exit
15903 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
15905 PR middle-end/68743
15906 * match.pd: Require target has function_c99_misc before doing
15907 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
15909 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
15911 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
15913 * configure: Regenerate.
15915 2016-01-09 Jakub Jelinek <jakub@redhat.com>
15917 PR middle-end/50865
15918 PR tree-optimization/69097
15919 * fold-const.h (expr_not_equal_to): New prototype.
15920 * fold-const.c: Include stringpool.h and tree-ssanames.h.
15921 (expr_not_equal_to): New function.
15922 * match.pd (X % -Y is the same as X % Y): Don't optimize
15923 unless X is known not to be equal to minimum or Y is known
15924 not to be equal to -1.
15925 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
15926 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
15927 (simplify_stmt_using_ranges): Adjust caller.
15928 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
15929 substitute_and_fold.
15931 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
15933 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
15936 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15938 PR tree-optimization/69167
15939 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
15940 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
15942 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
15944 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15945 Richard Biener <rguenther@suse.de>
15947 PR tree-optimization/68707
15948 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
15949 instances that can be handled via vect_load_lanes.
15951 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
15953 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
15954 if we can't determine address equivalence.
15955 * alias.c (compare_base_decl): Update for changed return value of
15956 symtab_node::equal_address_to.
15958 2016-01-08 Jason Merrill <jason@redhat.com>
15962 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
15963 * expr.c (store_field): Not here.
15964 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
15965 call with TREE_ADDRESSABLE type.
15966 * tree-cfg.c (verify_gimple_call): Adjust.
15968 2016-01-08 Olivier Hainque <hainque@adacore.com>
15970 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
15973 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15975 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
15976 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
15977 (reduc_smin_v2sf): Rename to...
15978 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
15979 (reduc_splus_v2sf): Rename to...
15980 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
15982 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15984 PR tree-optimization/69162
15985 * gimplify.c (gimplify_va_arg_expr): Encode original type of
15986 valist argument in another argument.
15987 (gimplify_modify_expr): Adjust for the above change. Cleanup.
15988 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
15989 to determine the va_list type, build a MEM_REF instead of
15990 build_fold_indirect_ref.
15992 PR tree-optimization/69172
15993 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
15996 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
15998 PR tree-optimization/67781
15999 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
16000 and cmpnop in two steps: first the ones not accessed in original
16001 gimple expression in a endian independent way and then the ones not
16002 accessed in the final result in an endian-specific way.
16004 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16006 PR tree-optimization/69083
16007 * tree-vect-slp.c (vect_get_constant_vectors): For
16008 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
16009 element type. If op is fold_convertible_p to vector_type's element
16010 type, use NOP_EXPR instead of VCE.
16012 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
16014 PR rtl-optimization/67778
16015 PR rtl-optimization/68634
16016 PR rtl-optimization/68909
16017 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
16018 block from the stack until done with it. Remove a superfluous
16019 bitmap set. Remove a superfluous bitmap test.
16021 2016-01-07 Martin Sebor <msebor@redhat.com>
16024 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
16025 constraint on the type of arguments.
16027 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
16029 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
16030 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
16031 unaligned_access on the gcc_options set.
16032 * config/arm/arm.c (arm_option_override_internal): Use
16033 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
16035 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16038 * config/i386/i386.c (ix86_frame_pointer_required): Enable
16039 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
16041 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16044 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16047 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16048 depending on frame_pointer_needed before remaining integer and SSE
16049 registers are saved.
16051 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
16054 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
16056 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
16059 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
16060 Use the "xBm" constraint.
16061 (float<sseintvecmodelower><mode>2<mask_name><round_name):
16063 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
16064 (sse_cvtsi2ssq<round_name>): Likewise.
16065 (sse_cvtss2si<round_name>): Likewise.
16066 (sse_cvtss2siq<round_name>): Likewise.
16067 (sse2_cvtsi2sdq<round_name>): Likewise.
16068 (sse2_cvtsd2si<round_name>): Likewise.
16069 (sse2_cvtsd2siq<round_name>): Likewise.
16070 * config/i386/subst.md (round_nimm_scalar_predicate): New
16073 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
16075 PR middle-end/67639
16076 * varasm.c (make_decl_rtl): Mark invalid register vars as
16079 PR rtl-optimization/66206
16080 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
16081 All callers changed.
16083 2016-01-07 Jakub Jelinek <jakub@redhat.com>
16085 PR tree-optimization/69141
16086 * tree-ssa-pre.c: Include langhooks.h.
16087 (eliminate_dom_walker::before_dom_children): Use
16088 lang_hooks.decl_printable_name instead of
16089 cgraph_node::get ()->name ().
16091 PR middle-end/68960
16092 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
16093 it and DECL_ALIGN too.
16095 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
16097 * config/mips/mips-ftypes.def: Sort to lexicographical order.
16099 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16102 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16103 depending on frame_pointer_needed before remaining integer and SSE
16104 registers are saved.
16106 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16108 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
16109 mode iterator with VSX_M2.
16110 (*p9_vecstore_<mode>): Likewise.
16111 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
16112 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
16113 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
16114 (define_split for VSX_LE128 stores): Likewise.
16115 (define_peephole2 for TImode LE swaps): Likewise.
16116 (define_split for VSX_LE128 post-reload stores): Likewise.
16118 2016-01-06 Marek Polacek <polacek@redhat.com>
16121 * convert.c (convert_to_integer_1): Adjust call to
16122 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
16123 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
16124 EXPR instead of ARG.
16125 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
16127 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16130 * doc/extend.texi (RL78 Variable Attributes): New section.
16132 2016-01-05 Marek Polacek <polacek@redhat.com>
16135 * builtins.c (get_memmodel): Use expansion point location rather than
16136 the input location. Call warning_at rather than warning.
16137 (expand_builtin_atomic_compare_exchange): Likewise.
16138 (expand_builtin_atomic_load): Likewise.
16139 (expand_builtin_atomic_store): Likewise.
16140 (expand_builtin_atomic_clear): Likewise.
16142 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16145 * config/i386/i386.c (ix86_expand_vector_logical_operator):
16146 Replace nonimmediate_operand with vector_operand.
16147 * config/i386/predicates.md (vector_operand): New predicate.
16148 (general_vector_operand): Replace nonimmediate_operand with
16150 * config/i386/sse.md: Replace nonimmediate_operand with
16151 vector_operand and m constraint with Bm constraint on SSE
16152 patterns with 16-byte memory operand.
16153 * config/i386/subst.md (round_nimm_predicate): Replace
16154 nonimmediate_operand with vector_operand.
16155 (round_saeonly_nimm_predicate): Likewise.
16156 (round_saeonly_nimm_scalar_predicate): New.
16158 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16161 * config/i386/constraints.md (Bm): New constraint.
16162 * config/i386/predicates.md (vector_memory_operand): New
16164 * config/i386/sse.md: Replace xm with xBm in plusminus and
16165 any_logic patterns.
16167 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16170 * doc/extend.texi (V850 Function Attributes): New section.
16171 (V850 Variable Attributes): New section.
16173 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16176 * doc/extend.texi (MicroBlaze Function Attributes): Document
16177 interrupt_handler and fast_interrupt attributes.
16179 2016-01-05 Sergei Trofimovich <siarheit@google.com>
16182 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
16183 for local symbolic operands.
16184 * config/ia64/predicates.md (local_symbolic_operand64): New
16187 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16189 PR rtl-optimization/68651
16190 * combine.c (combine_simplify_rtx): Canonicalize x + x into
16193 2016-01-05 Nathan Sidwell <nathan@acm.org>
16195 * alias.c (compare_base_decls): Use symtab_node::get.
16197 2016-01-05 Nick Clifton <nickc@redhat.com>
16200 * ira-costs.c (copy_cost): Initialise the t_icode field of the
16201 secondary_reload_info structure.
16204 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
16205 decls if weak support is available.
16207 2016-01-04 Martin Sebor <msebor@redhat.com>
16209 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
16211 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16213 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16214 OPTION_MASK_P9_DFORM.
16216 * config/rs6000/constraints.md (wo constraint): New constraint for
16219 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
16221 (rs6000_init_hard_regno_mode_ok): Likewise.
16223 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
16226 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
16227 expanders not to have constraints. Add support for ISA 3.0 xxperm
16228 instruction. Add support for fusing xxlor with xxperm.
16229 (altivec_vperm_<mode>_internal): Likewise.
16230 (altivec_vperm_v8hiv16qi): Likewise.
16231 (altivec_vperm_<mode>v16q): Likewise.
16232 (altivec_vperm_<mode>_uns): Likewise.
16233 (vperm_v8hiv4si): Likewise.
16234 (vperm_v16qiv8hi): Likewise.
16236 * doc/md.texi (RS/6000 constraints): Document wo constraint.
16238 2016-01-04 Jakub Jelinek <jakub@redhat.com>
16240 Update copyright years.
16242 * gcc.c (process_command): Update copyright notice dates.
16243 * gcov-dump.c (print_version): Ditto.
16244 * gcov.c (print_version): Ditto.
16245 * gcov-tool.c (print_version): Ditto.
16246 * gengtype.c (create_file): Ditto.
16247 * doc/cpp.texi: Bump @copying's copyright year.
16248 * doc/cppinternals.texi: Ditto.
16249 * doc/gcc.texi: Ditto.
16250 * doc/gccint.texi: Ditto.
16251 * doc/gcov.texi: Ditto.
16252 * doc/install.texi: Ditto.
16253 * doc/invoke.texi: Ditto.
16255 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16257 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
16258 modes larger than TImode as TImode if NEON is not enabled.
16260 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16263 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
16264 mode for %f0-%f31 only if TARGET_FPU.
16266 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16269 * config/sparc/sparc.c (scan_record_type): Take into account subfields
16270 to compute the PACKED_P predicate.
16271 (function_arg_record_value): Minor tweaks.
16273 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16275 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16276 option for arm*-*-* targets.
16278 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16280 * doc/extend.texi (Common Function Attributes): Move docs for
16281 MSP430-specific attributes to....
16282 (MSP430 Function Attributes): ...here. Delete the redundant
16283 entries and copy-edit the remaining text.
16284 (MSP430 Variable Attributes): Use uniform format for index
16285 entries and add a cross-reference to the corresponding function
16288 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16290 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16292 (x86 Options): Likewise.
16294 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16298 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16299 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16300 to corresponding attribute.
16302 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16304 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16305 to correct alphabetization of table. Copy-edit and correct
16307 <stack_protect>: Likewise.
16308 <target_clones>: Likewise.
16310 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16311 Correct punctuation.
16312 (Code Gen Options) <-fno-plt>: Copy-edit.
16314 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16317 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16318 SI values. Explicitly convert SI to DI and vice-versa.
16320 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16322 PR tree-optimization/69070
16323 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16324 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16327 * ubsan.c (ubsan_instrument_float_cast): Call
16328 initialize_sanitizer_builtins.
16331 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16333 Copyright (C) 2016 Free Software Foundation, Inc.
16335 Copying and distribution of this file, with or without modification,
16336 are permitted in any medium without royalty provided the copyright
16337 notice and this notice are preserved.