1 2016-06-21 Jakub Jelinek <jakub@redhat.com>
3 PR tree-optimization/71588
4 * tree-ssa-strlen.c (valid_builtin_call): New function.
5 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
8 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
12 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
13 for conversion of scalar user var to complex type and use the
14 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
17 PR rtl-optimization/71591
18 * toplev.c (toplev::run_self_tests): If no_backend, complain and
21 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
24 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
25 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
26 space for PIC with non-v32 and the common non-PIC "jump".
28 2016-06-20 Jakub Jelinek <jakub@redhat.com>
31 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
32 returned values and add UN*/LTGT/*ORDERED cases with values matching
33 D operand modifier on vcmp for AVX.
35 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
37 * config/aarch64/aarch64.opt
38 (mpc-relative-literal-loads): Rename internal option name.
39 * config/aarch64/aarch64.c
40 (aarch64_nopcrelative_literal_loads): Rename to
41 aarch64_pcrelative_literal_loads.
42 (aarch64_expand_mov_immediate): Likewise.
43 (aarch64_secondary_reload): Likewise.
44 (aarch64_can_use_per_function_literal_pools_p): Likewise.
45 (aarch64_override_options_after_change_1): Rename and simplify logic.
46 (aarch64_classify_symbol): Merge large model checks into switch,
47 remove pc-relative load check.
49 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
51 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
52 costs relative to the cost of a register move.
54 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
56 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
57 (vcvt_n_f64_u64): Likewise.
58 (vcvt_n_s64_f64): Likewise.
59 (vcvt_n_u64_f64): Likewise.
60 (vcvt_f64_s64): Likewise.
61 (vrecpe_f64): Likewise.
62 (vcvt_f64_u64): Likewise.
63 (vrecps_f64): Likewise.
65 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
67 * config/aarch64/aarch64.md
68 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
70 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
72 * config/aarch64/aarch64-builtins.c
73 (aarch64_types_binop_uss_qualifiers): Delete.
74 (TYPES_BINOP_USS): Likewise.
75 (aarch64_types_binop_sus_qualifiers): Likewise.
76 (TYPES_BINOP_SUS): Likewise.
77 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
78 (TYPES_FCVTIMM_SUS): Likewise.
79 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
81 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
82 (fcvtzs): Use SHIFTIMM rather than BINOP.
83 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
85 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
87 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
88 costs relative to the cost of a register move.
90 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
92 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
93 Allow scalar/single vector modes to be tieable.
95 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
97 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
99 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
101 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
103 * tree.h (TYPE_ALIGN): Likewise.
105 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
108 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
110 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
112 * config/avr/avr.c (avr_print_operand): Fix "format not a string
113 literal" build warnings.
114 (avr_print_operand_address): Dito.
116 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
119 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
120 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
122 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
124 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
126 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
129 * reload1.c (reload): Pass 0 to finish_spills when called because
130 update_eliminables_and_spill returns true and remove did_spill.
131 (finish_spills): Adjust comment and document GLOBAL parameter.
133 2016-06-17 DJ Delorie <dj@redhat.com>
136 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
137 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
138 (umulqihi3_virt): Likewise.
139 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
140 (umulqihi3_real): Likewise.
142 2016-06-17 Martin Liska <mliska@suse.cz>
144 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
146 2016-06-17 Martin Liska <mliska@suse.cz>
148 * predict.def: PRED_LOOP_EXIT from 92 to 85.
150 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
152 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
154 (vaddq_f32): Likewise.
155 (vmul_f32): Likewise.
156 (vmulq_f32): Likewise.
157 (vsub_f32): Likewise.
158 (vsubq_f32): Likewise.
160 2016-06-17 Bin Cheng <bin.cheng@arm.com>
162 PR tree-optimization/71347
163 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
164 cost for all uses in group.
166 2016-06-17 Bin Cheng <bin.cheng@arm.com>
168 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
169 insert gimple seq if it's not empty.
171 2016-06-17 Bin Cheng <bin.cheng@arm.com>
173 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
175 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
177 (comp_dr_with_seg_len_pair): Ditto.
178 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
179 struct dr_with_seg_len_pair against DR_OFFSET.
180 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
183 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
185 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
187 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
189 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
190 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
191 (pa_output_millicode_call): Likewise.
192 (pa_output_call): Likewise.
193 (pa_output_indirect_call): Likewise.
194 (pa_asm_output_mi_thunk): Likewise.
196 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
198 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
200 2016-06-16 Martin Liska <mliska@suse.cz>
202 * predict.c (combine_predictions_for_insn): When we find a first
203 match predictor, we should consider just predictors with
204 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
206 (combine_predictions_for_bb): Likewise.
208 2016-06-16 Jakub Jelinek <jakub@redhat.com>
210 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
211 with base of reference to struct.
213 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
215 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
217 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
219 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
220 progmem_swtable_section.
221 (progmem_swtable_section): Remove.
222 (avr_asm_function_rodata_section): Remove.
223 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
224 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
226 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
228 * config/i386/driver-i386.c (host_detect_local_cpu): Set
229 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
230 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
231 signature_CENTAUR_ebx.
232 * config/i386/i386.c (ix86_option_override_internal): Add
233 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
234 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
235 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
237 2016-06-16 Martin Liska <mliska@suse.cz>
239 * predict.def: Add fortran loop preheader predictor.
240 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
241 fold IFN_BUILTIN_EXPECT with a known constant argument.
243 2016-06-16 Martin Liska <mliska@suse.cz>
245 * predict.def: Add 'Fortran' to display text of all
246 PRED_FORTRAN_* predictors.
248 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
251 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
252 [IA64_BUILTIN_NANSQ]: Ditto.
253 (ia64_fold_builtin): New function.
254 (TARGET_FOLD_BUILTIN): New define.
255 (ia64_init_builtins) Declare const_string_type node.
256 Add __builtin_nanq and __builtin_nansq builtin functions.
257 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
259 2016-06-16 Nick Clifton <nickc@redhat.com>
261 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
262 MSP430_HWMULT_ prefix to enum values.
263 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
264 * config/msp430/msp430.c: Update use of enum values.
265 * config/msp430/msp430.md: Likewise.
266 * config/msp430/msp430.opt: Likewise.
268 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
270 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
271 of comparsions in the last iteration.
273 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
274 Joern Rennecke <joern.rennecke@embecosm.com>
276 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
278 (arc_needs_pcl_p): Add GOTOFFPC.
279 (arc_legitimate_pic_addr_p): Likewise.
280 (arc_output_pic_addr_const): Likewise.
281 (arc_legitimize_pic_address): Generate a pc-relative address using
283 (arc_output_libcall): Use @pcl syntax.
284 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
285 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
286 (*movsi_insn): Use @pcl syntax.
287 (doloop_begin_i): Likewise.
289 2016-06-16 Martin Liska <mliska@suse.cz>
291 * predict.def: Define a new predictor.
293 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
295 * config/arc/arc.opt (mtp-regno): Update text.
297 2016-06-16 Renlin Li <renlin.li@arm.com>
299 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
301 2016-06-16 Jakub Jelinek <jakub@redhat.com>
304 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
305 (setcc + and peephole2): Likewise.
307 PR rtl-optimization/71532
308 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
311 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
313 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
314 DImode constants with XXSPLTIB in vector registers.
315 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
316 vsx_extract_<mode>_internal{1,2} into a single insn that handles
317 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
318 extraction of the element at the top of the register as a scalar
320 (vsx_extract_<mode>_internal1): Likewise.
321 (vsx_extract_<mode>_internal2): Likewise.
322 * config/rs6000/constraints.md (wi constraint): Remove a comment
323 about DImode not being allowed in Altivec registers.
324 (wB constraint): New constraint for constants that can be
325 generated in Altivec registers with VSPLTISW/VUPKHSW.
326 * config/rs6000/predicates.md (xxspltib_constant_split): Update
328 (xxspltib_constant_nosplit): Likewise.
329 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
330 support for -mupper-regs-di to enable DImode to go into Altivec
332 (POWERPC_MASKS): Likewise.
333 (power7 cpu): Likewise.
334 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
335 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
336 for DImode being allowed in Altivec registers. Update wi/wj
337 constraints. Set scalar_in_vmx_p flag.
338 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
339 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
340 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
341 (rs6000_opt_masks): Add -mupper-regs-di.
342 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
343 direct move to use wi and not wj.
345 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
347 (floatunssi<mode>2_lfiwzx_mem): Likewise.
348 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
349 any VSX register, instead of just Altivec registers, to allow
350 either operand to be an Altivec register or both.
351 (fixuns_trunc<mode>di2_fctiduz): Likewise.
352 (movdi_internal32): Add support for -mupper-regs-di. Add support
353 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
354 the alternatives and attributes to be lined up to be easier to
356 (movdi_internal64): Likewise.
357 (64-bit DImode splitters): Change predicates to only split loading
358 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
359 load constants in ISA 3.0 or ISA 2.07 respectively.
360 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
361 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
362 mention -mcpu=power9 sets these options.
363 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
366 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
369 * config/avr/avr.c (avr_set_current_function): Warn misspelled
370 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
371 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
372 by default to warn misspelled interrupt/ signal handler.
373 * doc/invoke.texi (AVR Options): Document it. Update description
374 for -nodevicelib option.
376 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
378 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
379 up parentheses. Use GET_MODE_UNIT_BITSIZE.
380 (aarch64_<sur>shll2_n<mode>): Likewise.
382 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
385 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
386 DECL_CONTEXT for copied arguments.
388 2016-06-15 Alan Hayward <alan.hayward@arm.com>
390 PR tree-optimization/71483
391 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
394 2016-06-15 Martin Liska <mliska@suse.cz>
396 * predict.c (tree_predict_by_opcode): Call predict_edge_def
397 instead of predict_edge w/o a probability.
399 2016-06-15 Alan Hayward <alan.hayward@arm.com>
401 PR tree-optimization/71439
402 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
405 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
407 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
408 register subregs in SET_SRC.
410 2016-06-15 Richard Biener <rguenther@suse.de>
412 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
415 2016-06-15 Richard Biener <rguenther@suse.de>
417 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
418 not consider dependences between accesses that belong to the
420 (vect_analyze_data_ref_dependences): Do not analyze read-read
423 2016-06-14 David Malcolm <dmalcolm@redhat.com>
425 * spellcheck-tree.c: Include spellcheck-tree.h rather than
427 (find_closest_identifier): Reimplement in terms of
428 best_match<tree,tree>.
429 * spellcheck-tree.h: New file.
430 * spellcheck.c (struct edit_distance_traits<const char *>): New
432 (find_closest_string): Reimplement in terms of
433 best_match<const char *, const char *>.
434 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
435 overload to spellcheck-tree.h.
436 (find_closest_identifier): Likewise.
437 (struct edit_distance_traits<T>): New template.
438 (class best_match): New class.
440 2016-06-14 David Malcolm <dmalcolm@redhat.com>
442 * selftest-run-tests.c (selftest::run_tests): Call
443 selftest::spellcheck_tree_c_tests.
444 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
445 * spellcheck-tree.c: Include selftest.h and stringpool.h.
446 (selftest::test_find_closest_identifier): New function.
447 (selftest::spellcheck_tree_c_tests): New function.
448 * spellcheck.c (selftest::test_find_closest_string): Verify that
449 the order of the vec does not affect the results for this case.
450 (selftest::test_data): New array.
451 (selftest::test_metric_conditions): New function.
452 (selftest::spellcheck_c_tests): Add a test of case-comparison.
453 Call selftest::test_metric_conditions.
455 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
457 * config/rs6000/rs6000-builtin.def (commentary): Typo.
458 (BU_P9_MISC_1): Likewise.
459 (BU_P9_64BIT_MISC_0): Likewise.
460 (BU_P9_MISC_0): Likewise.
462 2016-06-14 David Malcolm <dmalcolm@redhat.com>
464 * gcc-rich-location.c
465 (gcc_rich_location::add_fixit_misspelled_id): New method.
466 * gcc-rich-location.h
467 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
469 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
471 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
472 FreeBSD 11 and above.
474 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
476 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
478 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
480 * expmed.h: Close parenthesis in "at your option" in copyright
482 * lower-subreg.h: Likewise.
484 2016-06-14 Richard Biener <rguenther@suse.de>
487 * genmatch.c (expr::gen_transform): Use in_type for comparisons
490 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
492 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
494 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
496 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
498 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
499 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
501 2016-06-14 Richard Biener <rguenther@suse.de>
503 PR tree-optimization/71522
504 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
505 copying into float copying.
507 2016-06-14 Jakub Jelinek <jakub@redhat.com>
509 PR tree-optimization/71520
510 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
511 (replace_block_by): Move user labels from bb1 to bb2.
513 2016-06-14 Richard Biener <rguenther@suse.de>
517 * expr.h (get_bit_range): Declare.
518 * expr.c (get_bit_range): Export.
519 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
520 word_mode again to constrain the bitfield access.
522 2016-06-14 Richard Biener <rguenther@suse.de>
524 PR tree-optimization/71521
525 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
526 division int_const_binop against zero divisor.
528 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
530 * config/i386/i386.md (signbittf2): New expander.
531 * config/i386/sse.md (ptesttf2): New insn pattern.
533 2016-06-13 David Malcolm <dmalcolm@redhat.com>
536 * input.c (selftest::test_reading_source_line): Avoid reading from
537 __FILE__ by creating a tempfile with known content and reading
540 2016-06-13 David Malcolm <dmalcolm@redhat.com>
542 * pretty-print.c (assert_pp_format_colored): Skip the test if
544 (test_pp_format): Remove comment about GCC_COLORS.
546 2016-06-13 David Malcolm <dmalcolm@redhat.com>
548 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
549 * pretty-print.c (assert_pp_format_va): Add location param and use
550 it with ASSERT_STREQ_AT.
551 (assert_pp_format): Add location param and pass it to
553 (assert_pp_format_colored): Likewise.
554 (ASSERT_PP_FORMAT_1): New.
555 (ASSERT_PP_FORMAT_2): New.
556 (ASSERT_PP_FORMAT_3): New.
557 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
558 explicitly, or implicitly via the above macros.
559 * selftest.c (selftest::pass): Use a selftest::location rather
561 (selftest::fail): Likewise. Print the function name.
562 (selftest::fail_formatted): Likewise.
563 (selftest::assert_streq): Use a selftest::location rather than
565 * selftest.h (selftest::location): New struct.
566 (SELFTEST_LOCATION): New macro.
567 (selftest::pass): Accept a const location & rather than file
569 (selftest::fail): Likewise.
570 (selftest::fail_formatted): Likewise.
571 (selftest::assert_streq): Likewise.
572 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
573 (ASSERT_FALSE): Likewise.
574 (ASSERT_EQ): Likewise.
575 (ASSERT_NE): Likewise.
576 (ASSERT_STREQ): Likewise.
577 (ASSERT_PRED1): Likewise.
578 (ASSERT_STREQ_AT): New macro.
580 2016-06-13 David Malcolm <dmalcolm@redhat.com>
582 * selftest.c (selftest::fail_formatted): New function.
583 (selftest::assert_streq): New function.
584 * selftest.h (selftests::fail_formatted): New decl.
585 (selftest::assert_streq): New decl.
586 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
588 2016-06-13 Jeff Law <law@redhat.com>
590 PR tree-optimization/71403
591 * tree-ssa-threadbackward.c
592 (convert_and_register_jump_thread_path): No longer accept reference
593 to path. Do not pop items off the path anymore.
594 (fsm_find_control_statement_thread_paths): Do not allow threading
595 to a deeper loop nest. Pop the last item off the path here rather
596 than in convert_and_register_jump_thread_path.
598 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
599 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
601 [AArch64] Emit division using the Newton series
603 * config/aarch64/aarch64-protos.h
604 (cpu_approx_modes): Add new member "division".
605 (aarch64_emit_approx_div): Declare new function.
606 * config/aarch64/aarch64.c
607 (generic_approx_modes): New member "division".
608 (exynosm1_approx_modes): Likewise.
609 (xgene1_approx_modes): Likewise.
610 (aarch64_emit_approx_div): Define new function.
611 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
612 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
613 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
614 * doc/invoke.texi (-mlow-precision-div): Describe new option.
616 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
617 Wilco Dijkstra <wilco.dijkstra@arm.com>
619 [AArch64] Emit square root using the Newton series
621 * config/aarch64/aarch64-protos.h
622 (aarch64_emit_approx_rsqrt): Replace with new function
623 "aarch64_emit_approx_sqrt".
624 (cpu_approx_modes): New member "sqrt".
625 * config/aarch64/aarch64.c
626 (generic_approx_modes): New member "sqrt".
627 (exynosm1_approx_modes): Likewise.
628 (xgene1_approx_modes): Likewise.
629 (aarch64_emit_approx_rsqrt): Replace with new function
630 "aarch64_emit_approx_sqrt".
631 (aarch64_override_options_after_change_1): Handle new option.
632 * config/aarch64/aarch64-simd.md
633 (rsqrt<mode>2): Use new function instead.
634 (sqrt<mode>2): New expansion and insn definitions.
635 * config/aarch64/aarch64.md: Likewise.
636 * config/aarch64/aarch64.opt
637 (mlow-precision-sqrt): Add new option description.
638 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
640 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
642 [AArch64] Add more choices for the reciprocal square root approximation
644 Allow a target to prefer such operation depending on the operation mode.
646 * config/aarch64/aarch64-protos.h
647 (AARCH64_APPROX_MODE): New macro.
648 (AARCH64_APPROX_{NONE,ALL}): Likewise.
649 (cpu_approx_modes): New structure.
650 (tune_params): New member "approx_modes".
651 * config/aarch64/aarch64-tuning-flags.def
652 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
653 * config/aarch64/aarch64.c
654 (generic_approx_modes): New core "cpu_approx_modes" structure.
655 (exynosm1_approx_modes): Likewise.
656 (xgene1_approx_modes): Likewise.
657 (generic_tunings): New member "approx_modes".
658 (cortexa35_tunings): Likewise.
659 (cortexa53_tunings): Likewise.
660 (cortexa57_tunings): Likewise.
661 (cortexa72_tunings): Likewise.
662 (exynosm1_tunings): Likewise.
663 (thunderx_tunings): Likewise.
664 (xgene1_tunings): Likewise.
665 (use_rsqrt_p): New argument for the mode and use new member from
667 (aarch64_builtin_reciprocal): Devise mode from builtin.
668 (aarch64_optab_supported_p): New argument for the mode.
669 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
671 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
673 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
674 RS6000_BTM_MODULO flag into the set of flags that are considered
675 to be part of the common configuration.
677 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
679 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
681 (vec_absdb): New macro for vector absolute difference unsigned
683 (vec_absdh): New macro for vector absolute difference unsigned
685 (vec_absdw): New macro for vector absolute difference unsigned word.
686 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
687 (vadu<mode>3): New insn.
688 (*p9_vadu<mode>3): New insn.
689 * config/rs6000/rs6000-builtin.def (vadub): New built-in
691 (vaduh): New built-in definition.
692 (vaduw): New built-in definition.
693 (vadu): New overloaded built-in definition.
694 (vadub): New overloaded built-in definition.
695 (vaduh): New overloaded built-in definition.
696 (vaduw): New overloaded built-in definition.
697 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
698 overloaded vector absolute difference unsigned functions.
699 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
700 the ISA 3.0 vector absolute difference unsigned built-in functions.
702 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
704 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
705 update shared_lookup_references only once after changing operands.
707 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
710 * tree-nested.c (convert_nonlocal_omp_clauses)
711 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
713 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
714 * tree.def (CASE_LABEL_EXPR): Likewise.
716 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
719 * input.c (test_builtins): Fix an assertion.
721 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
723 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
726 (isinf<mode>2): Ditto.
728 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
730 * ggc-tests.c (test_finalization): Only test need_finalization_p
731 for GCC_VERSION >= 4003.
733 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
735 * config/s390/vecintrin.h: Fix file description in comment.
737 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
739 * config/s390/s390-builtin-types.def: Change builtin type naming
740 scheme to match builtin-types.def.
742 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
744 * fold-const.c (optimize_minmax_comparison): Remove.
745 (fold_comparison): Remove call to the above.
746 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
749 2016-06-13 Alan Hayward <alan.hayward@arm.com>
751 PR tree-optimization/71416
752 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
755 2016-06-13 Martin Liska <mliska@suse.cz>
757 * predict.c (enum predictor_reason): Prefix enum with REASON_.
758 (combine_predictions_for_insn): Likewise.
759 (prune_predictions_for_bb): Likewise.
760 (combine_predictions_for_bb): Likewise.
762 2016-06-13 Richard Biener <rguenther@suse.de>
764 PR tree-optimization/71505
765 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
766 assert match comment.
768 2016-06-13 Marek Polacek <polacek@redhat.com>
771 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
772 gimplify_switch_expr.
773 (warn_switch_unreachable_r): New function.
775 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
778 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
781 2016-06-13 Richard Biener <rguenther@suse.de>
784 * fold-const.c (fold_unary_loc): Preserve alignment when
785 folding a VIEW_CONVERT_EXPR into a MEM_REF.
787 2016-06-13 Martin Liska <mliska@suse.cz>
790 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
791 w/ -fsanitize=bounds.
793 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
795 * config/i386/i386.c (ix86_init_builtins): Calculate
796 FLOAT128_FTYPE_CONST_STRING function type only once.
797 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
798 built-in functions are available for x86-32 and x86-64 targets.
800 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
803 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
805 (FLOAT128_FTYPE_CONST_STRING): New function type.
806 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
807 [IX86_BUILTIN_NANSQ]: Ditto.
808 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
809 (ix86_init_builtin_types): Declare const_string_type_node.
810 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
812 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
813 * doc/extend.texi (x86 Built-in Functions): Document
814 __builtin_nanq and __builtin_nansq.
816 2016-06-11 Jiong Wang <jiong.wang@arm.com>
819 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
820 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
821 length for pop patterns.
822 (arm_attr_length_push_multi): Update comments.
823 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
825 (*pop_multiple_with_writeback_and_return): Likewise.
826 (*pop_multiple_with_return): Likewise.
828 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
831 * fold-const.c (optimize_bit_field_compare): Don't try to use
832 word_mode unconditionally for reading the bit field, look at
833 DECL_BIT_FIELD_REPRESENTATIVE instead.
835 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
838 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
841 2016-06-10 Jakub Jelinek <jakub@redhat.com>
844 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
845 without LABEL_DECL, set *handled_ops_p to false instead of true.
847 2016-06-10 Martin Sebor <msebor@redhat.com>
850 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
851 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
852 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
854 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
855 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
856 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
857 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
858 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
859 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
860 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
861 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
863 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
865 * config/arm/arm.h (pool_vector_label,
866 return_used_this_function): Remove.
868 2016-06-10 Jeff Law <law@redhat.com>
870 PR tree-optimization/71335
871 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
872 zero length paths here.
873 (convert_and_register_jump_thread_path): Remove hacks related to
874 duplicated blocks in the jump thread path.
875 (fsm_find_control_statement_thread_paths): Avoid putting the same
876 block on the thread path twice, but ensure the thread path is
877 unchanged from the caller's point of view.
879 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
881 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
882 * predict.def (PRED_LOOP_BRANCH): Remove.
884 2016-06-10 David Malcolm <dmalcolm@redhat.com>
886 * Makefile.in (OBJS): Add ggc-tests.o.
887 (GTFILES): Add ggc-tests.c.
888 * ggc-tests.c: New file.
889 * selftest-run-tests.c (selftest::run_tests): Call
890 selftest::ggc_tests_c_tests.
891 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
893 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
895 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
897 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
900 * varasm.c (place_block_symbol): Adjust alignment for asan protected
901 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
903 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
905 * profile.c: Include cfgloop.h.
906 (branch_prob): Compute estimated number of iterations.
907 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
908 recompute estimate number of iterations from profile.
910 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
913 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
914 must be grouped on top of stack. Don't force early clobber
915 on ordinary reg outputs.
917 2016-06-10 Richard Biener <rguenther@suse.de>
919 * targhooks.c (default_builtin_vectorization_cost): Adjust
922 2016-06-10 Richard Biener <rguenther@suse.de>
924 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
925 to fold the RHS to a constant if possible.
927 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
930 * tree-nested.c (convert_nonlocal_omp_clauses)
931 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
932 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
933 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
935 * gimplify.c (gimplify_adjust_omp_clauses): Discard
937 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
939 * omp-low.c (scan_sharing_clauses): Don't expect
942 2016-06-10 Alan Hayward <alan.hayward@arm.com>
944 PR tree-optimization/71407
945 PR tree-optimization/71416
946 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
949 2016-06-10 Richard Biener <rguenther@suse.de>
952 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
954 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
956 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
958 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
959 Jiong Wang <jiong.wang@arm.com>
961 PR rtl-optimization/70751
962 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
965 2016-06-09 Jonathan Yong <10walls@gmail.com>
968 2015-09-21 Jonathan Yong <10walls@gmail.com>
970 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
971 sysroot/usr/lib/32api for additional win32 libraries,
972 fixes failing Cygwin bootstrapping.
974 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
976 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
979 2016-06-09 David Malcolm <dmalcolm@redhat.com>
982 * pretty-print.c (pp_indent): Specify that %p is printed in a
983 host-dependent manner.
984 (test_pp_format): Remove the test for %p.
986 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
988 * config/mips/mips.c (mips_output_jump): Fix formatting.
990 2016-06-09 Richard Biener <rguenther@suse.de>
992 PR tree-optimization/71462
993 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
996 2016-06-09 Martin Liska <mliska@suse.cz>
998 * predict.c (dump_prediction): Add new argument.
999 (enum predictor_reason): New enum.
1000 (struct predictor_hash): New struct.
1001 (predictor_hash::hash): New function.
1002 (predictor_hash::equal): Likewise.
1003 (not_removed_prediction_p): New function.
1004 (prune_predictions_for_bb): Likewise.
1005 (combine_predictions_for_bb): Prune predictions.
1007 2016-06-09 Martin Liska <mliska@suse.cz>
1009 * predict.c (filter_predictions): New function.
1010 (remove_predictions_associated_with_edge): Use the filter
1012 (equal_edge_p): New function.
1014 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
1016 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
1017 Correct usage of @samp vs @option, add @samp where appropriate.
1018 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
1019 Add armv6s-m and document it, as it is no official ARM name.
1021 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1023 * ifcvt.c (struct noce_if_info): Add transform_name field.
1024 (noce_try_move): Set if_info->transform_name to the function name.
1025 (noce_try_ifelse_collapse): Likewise.
1026 (noce_try_store_flag): Likewise.
1027 (noce_try_inverse_constants): Likewise.
1028 (noce_try_store_flag_constants): Likewise.
1029 (noce_try_addcc): Likewise.
1030 (noce_try_store_flag_mask): Likewise.
1031 (noce_try_cmove): Likewise.
1032 (noce_try_cmove_arith): Likewise.
1033 (noce_try_minmax): Likewise.
1034 (noce_try_abs): Likewise.
1035 (noce_try_sign_mask): Likewise.
1036 (noce_try_bitop): Likewise.
1037 (noce_convert_multiple_sets): Likewise.
1038 (noce_process_if_block): Print if_info->transform_name to
1039 dump_file if transformation succeeded.
1041 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1043 * config/arm/cortex-a57.md (cortex_a57_alu):
1046 2016-06-08 Martin Sebor <msebor@redhat.com>
1047 Jakub Jelinek <jakub@redhat.com>
1051 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1052 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1053 * builtins.c: Include gimple-fold.h.
1054 (fold_builtin_arith_overflow): Handle
1055 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1056 (fold_builtin_3): Likewise.
1057 * doc/extend.texi (Integer Overflow Builtins): Document
1058 __builtin_{add,sub,mul}_overflow_p.
1060 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1062 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1063 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1065 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1067 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1068 Rewrite, looking one level down for records and arrays.
1070 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1072 * pretty-print.c: Include "selftest.h".
1073 (pp_format): Fix comment.
1074 (identifier_to_locale): Likewise.
1075 (selftest::test_basic_printing): New function.
1076 (selftest::assert_pp_format): New function.
1077 (selftest::test_pp_format): New function.
1078 (selftest::pretty_print_c_tests): New function.
1079 * selftest-run-tests.c (selftest::run_tests): Call
1080 selftest::pretty_print_c_tests.
1081 * selftest.h (pretty_print_c_tests): New declaration.
1083 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1085 * invoke.texi (max-loop-headers-insns): Document.
1086 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1087 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1088 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1090 2016-06-08 Richard Biener <rguenther@suse.de>
1092 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1093 on strided SLP loads and fall back to scalar loads in case
1094 we can't chunk them.
1096 2016-06-08 Richard Biener <rguenther@suse.de>
1098 PR tree-optimization/71452
1099 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1100 type used for the SSA rewrite has enough precision to cover
1101 the dynamic type of the location.
1103 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1104 Richard Biener <rguenther@suse.de>
1107 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1108 the same as DECL_P (base0) for indirect_base0. Use equality_code
1109 in one further place.
1111 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1113 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1114 to one word if the field is known to overlap other words.
1115 (extract_bit_field_1): Likewise.
1116 (store_split_bit_field): Remove compensating code.
1117 (extract_split_bit_field): Likewise.
1119 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1123 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1125 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1127 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1129 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1130 (arch64_addpv4sf): Delete.
1131 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1132 "gen_aarch64_addpv4sf".
1133 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1135 (vpadds_f32): Likewise.
1136 (vpaddq_f32): Likewise.
1137 (vpaddq_f64): Likewise.
1139 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1141 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1143 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1144 to VALLF. Rename to "fabd<mode>3".
1145 "*fabd_scalar<mode>3): Delete.
1146 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1148 (vabdd_f64): Likewise.
1149 (vabd_f32): Likewise.
1150 (vabd_f64): Likewise.
1151 (vabdq_f32): Likewise.
1152 (vabdq_f64): Likewise.
1154 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1156 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1158 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1159 "aarch64_rsqrts<mode>".
1160 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1161 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1163 (vrsqrtsd_f64): Likewise.
1164 (vrsqrts_f32): Likewise.
1165 (vrsqrts_f64): Likewise.
1166 (vrsqrtsq_f32): Likewise.
1167 (vrsqrtsq_f64): Likewise.
1169 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1171 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1173 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1174 "aarch64_rsqrte<mode>".
1175 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1176 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1178 (vrsqrted_f64): Likewise.
1179 (vrsqrte_f32): Likewise.
1180 (vrsqrte_f64): Likewise.
1181 (vrsqrteq_f32): Likewise.
1182 (vrsqrteq_f64): Likewise.
1184 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1186 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1190 * config/aarch64/aarch64-simd.md
1191 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1192 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1193 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1195 (vcvt_n_f32_u32): Likewise.
1196 (vcvt_n_s32_f32): Likewise.
1197 (vcvt_n_u32_f32): Likewise.
1198 (vcvtq_n_f32_s32): Likewise.
1199 (vcvtq_n_f32_u32): Likewise.
1200 (vcvtq_n_f64_s64): Likewise.
1201 (vcvtq_n_f64_u64): Likewise.
1202 (vcvtq_n_s32_f32): Likewise.
1203 (vcvtq_n_s64_f64): Likewise.
1204 (vcvtq_n_u32_f32): Likewise.
1205 (vcvtq_n_u64_f64): Likewise.
1206 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1207 (VSDQ_SDI): Likewise.
1208 (fcvt_target): Support V4DI, V4SI and V2SI.
1209 (FCVT_TARGET): Likewise.
1211 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1213 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1214 (TYPES_BINOP_SUS): Likewise.
1215 (aarch64_simd_builtin_data): Update include file name.
1216 (aarch64_builtins): Likewise.
1217 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1218 for conversion between scalar float-point and fixed-point.
1222 * config/aarch64/aarch64.md
1223 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1224 pattern for conversion between scalar float to fixed-pointer.
1225 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1226 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1227 (UNSPEC_FCVTZU): Likewise.
1228 (UNSPEC_SCVTF): Likewise.
1229 (UNSPEC_UCVTF): Likewise.
1230 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1232 (vcvtd_n_f64_u64): Likewise.
1233 (vcvtd_n_s64_f64): Likewise.
1234 (vcvtd_n_u64_f64): Likewise.
1235 (vcvtd_n_f32_s32): Likewise.
1236 (vcvts_n_f32_u32): Likewise.
1237 (vcvtd_n_s32_f32): Likewise.
1238 (vcvts_n_u32_f32): Likewise.
1239 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1241 (FCVT_TARGET): Likewise.
1242 (FCVT_FIXED2F): New iterator.
1243 (FCVT_F2FIXED): Likewise.
1244 (fcvt_fixed_insn): New define_int_attr.
1246 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1248 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1249 some statements was removed.
1251 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1253 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1254 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1255 (vect_can_advance_ivs_p): likewise.
1256 (vect_update_ivs_after_vectorizer): likewise.
1257 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1258 (vect_analyze_scalar_cycles_1): likewise.
1259 (vect_analyze_loop_operations): likewise.
1260 (report_vect_op): likewise.
1261 (vect_is_slp_reduction): likewise.
1262 (vect_is_simple_reduction): likewise.
1263 (get_initial_def_for_induction): likewise.
1264 (vect_transform_loop): likewise.
1265 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1266 (vect_recog_sad_pattern): likewise.
1267 (vect_recog_widen_sum_pattern): likewise.
1268 (vect_recog_widening_pattern): likewise.
1269 (vect_recog_divmod_pattern): likewise.
1270 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1271 (vect_analyze_slp_instance): likewise.
1272 (vect_transform_slp_perm_load): likewise.
1273 (vect_schedule_slp_instance): likewise.
1275 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1277 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1278 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1279 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1280 (PRED_LOOP_BRANCH): Document predictor as broken.
1281 (PRED_LOOP_EXIT): Change hitrate 91->92.
1282 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1283 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1284 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1285 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1286 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1287 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1288 (PRED_CALL): Chane hitrate 71->67.
1289 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1290 (PRED_GOTO): Document as unused right now.
1291 (PRED_CONST_RETURN): Change hitrate 67->69
1292 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1293 (PRED_NULL_RETURN): Change hitrate 91->90.
1294 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1295 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1296 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1298 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1300 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1301 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1302 special case Altivec builtin.
1303 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1304 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1305 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1306 code for ALTIVEC_BUILTIN_VEC_MUL.
1307 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1308 for __builtin_vec_mul.
1310 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1312 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1315 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1317 * spellcheck.c (selftest::test_find_closest_string): New function.
1318 (spellcheck_c_tests): Call the above.
1320 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1322 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1324 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1326 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1327 Yv=Yv,C alternatives.
1329 2016-06-07 Richard Biener <rguenther@suse.de>
1332 * common.opt (ffast-math): Make Optimization.
1334 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1335 Prachi Godbole <prachi.godbole@imgtec.com>
1337 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1338 `fabs' and `fneg' type attributes.
1339 (p5600_fpu_fabs): Add `fmove' to the comment.
1341 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1343 * gimple.c: Include builtins.h
1344 (gimple_inexpensive_call_p): New function.
1345 * gimple.h (gimple_inexpensive_call_p): Declare.
1346 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1347 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1350 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1352 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1353 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1354 warning_at_rich_loc, warning_n, pedwarn, permerror,
1355 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1356 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1359 2016-06-07 Richard Biener <rguenther@suse.de>
1361 PR tree-optimization/71428
1362 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1363 BIT_FIELD_REF op vs. load.
1365 2016-06-07 Richard Biener <rguenther@suse.de>
1368 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1371 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1373 * config/pa/pa.md (call): Generate indirect long calls to non-local
1374 functions on TARGET_64BIT.
1375 (call_value): Likewise.
1377 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1379 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1380 pattern and subsequent splitters.
1381 (call_val_reg_64bit_post_reload): Likewise.
1383 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1386 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1387 propagate_op_to_single_use.
1389 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1392 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1394 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1396 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1397 (enum x86_dirflag_state): New enum.
1398 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1399 (machine_function): Remove needs_cld.
1400 (ix86_current_function_needs_cld): Remove.
1401 * config/i386/i386.c (ix86_set_func_type): Set
1402 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1403 (ix86_expand_prologue): Do not emit CLD here.
1404 (ix86_dirflag_mode_needed): New function.
1405 (ix86_dirflag_mode_entry): Ditto.
1406 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1407 (ix86_mode_after): Ditto.
1408 (ix86_mode_entry): Ditto.
1409 (ix86_mode_exit): Ditto.
1410 (ix86_emit_mode_set): Ditto.
1411 * config/i386/i386.md (strmov_singleop): Set
1412 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1413 Do not set ix86_current_function_needs_cld.
1415 (strset_singleop): Ditto.
1417 (cmpstrnqi_nz_1): Ditto.
1418 (cmpstrnqi_1): Ditto.
1419 (strlenqi_1): Ditto.
1421 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1423 PR tree-optimization/71259
1424 * tree-vect-slp.c (vect_get_constant_vectors): For
1425 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1426 one for constant op, and use COND_EXPR for non-constant.
1428 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1430 * Makefile.in (OBJS): Add function-tests.o,
1431 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1432 selftest-run-tests.o.
1433 (OBJS-libcommon): Add selftest.o.
1434 (OBJS-libcommon-target): Add selftest.o.
1435 (all.internal): Add "selftest".
1436 (all.cross): Likewise.
1437 (selftest): New phony target.
1438 (s-selftest): New target.
1439 (selftest-gdb): New phony target.
1440 (COLLECT2_OBJS): Add selftest.o.
1441 * bitmap.c: Include "selftest.h".
1442 (selftest::test_gc_alloc): New function.
1443 (selftest::test_set_range): New function.
1444 (selftest::test_clear_bit_in_middle): New function.
1445 (selftest::test_copying): New function.
1446 (selftest::test_bitmap_single_bit_set_p): New function.
1447 (selftest::bitmap_c_tests): New function.
1448 * common.opt (fself-test): New.
1449 * diagnostic-show-locus.c: Include "selftest.h".
1450 (make_range): New function.
1451 (test_range_contains_point_for_single_point): New function.
1452 (test_range_contains_point_for_single_line): New function.
1453 (test_range_contains_point_for_multiple_lines): New function.
1454 (assert_eq): New function.
1455 (test_get_line_width_without_trailing_whitespace): New function.
1456 (selftest::diagnostic_show_locus_c_tests): New function.
1457 * et-forest.c: Include "selftest.h".
1458 (selftest::test_single_node): New function.
1459 (selftest::test_simple_tree): New function.
1460 (selftest::test_disconnected_nodes): New function.
1461 (selftest::et_forest_c_tests): New function.
1462 * fold-const.c: Include "selftest.h".
1463 (selftest::assert_binop_folds_to_const): New function.
1464 (selftest::assert_binop_folds_to_nonlvalue): New function.
1465 (selftest::test_arithmetic_folding): New function.
1466 (selftest::fold_const_c_tests): New function.
1467 * function-tests.c: New file.
1468 * gimple.c: Include "selftest.h".
1469 Include "gimple-pretty-print.h".
1470 (selftest::verify_gimple_pp): New function.
1471 (selftest::test_assign_single): New function.
1472 (selftest::test_assign_binop): New function.
1473 (selftest::test_nop_stmt): New function.
1474 (selftest::test_return_stmt): New function.
1475 (selftest::test_return_without_value): New function.
1476 (selftest::gimple_c_tests): New function.
1477 * hash-map-tests.c: New file.
1478 * hash-set-tests.c: New file.
1479 * input.c: Include "selftest.h".
1480 (selftest::assert_loceq): New function.
1481 (selftest::test_accessing_ordinary_linemaps): New function.
1482 (selftest::test_unknown_location): New function.
1483 (selftest::test_builtins): New function.
1484 (selftest::test_reading_source_line): New function.
1485 (selftest::input_c_tests): New function.
1486 * rtl-tests.c: New file.
1487 * selftest-run-tests.c: New file.
1488 * selftest.c: New file.
1489 * selftest.h: New file.
1490 * spellcheck.c: Include "selftest.h".
1491 (selftest::levenshtein_distance_unit_test_oneway): New function,
1492 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1493 (selftest::levenshtein_distance_unit_test): Likewise.
1494 (selftest::spellcheck_c_tests): Likewise.
1495 * toplev.c: Include selftest.h.
1496 (toplev::run_self_tests): New.
1497 (toplev::main): Handle -fself-test.
1498 * toplev.h (toplev::run_self_tests): New.
1499 * tree.c: Include "selftest.h".
1500 (selftest::test_integer_constants): New function.
1501 (selftest::test_identifiers): New function.
1502 (selftest::test_labels): New function.
1503 (selftest::tree_c_tests): New function.
1504 * tree-cfg.c: Include "selftest.h".
1505 (selftest::push_fndecl): New function.
1506 (selftest::test_linear_chain): New function.
1507 (selftest::test_diamond): New function.
1508 (selftest::test_fully_connected): New function.
1509 (selftest::tree_cfg_c_tests): New function.
1510 * vec.c: Include "selftest.h".
1511 (selftest::safe_push_range): New function.
1512 (selftest::test_quick_push): New function.
1513 (selftest::test_safe_push): New function.
1514 (selftest::test_truncate): New function.
1515 (selftest::test_safe_grow_cleared): New function.
1516 (selftest::test_pop): New function.
1517 (selftest::test_safe_insert): New function.
1518 (selftest::test_ordered_remove): New function.
1519 (selftest::test_unordered_remove): New function.
1520 (selftest::test_block_remove): New function.
1521 (selftest::reverse_cmp): New function.
1522 (selftest::test_qsort): New function.
1523 (selftest::vec_c_tests): New function.c.
1524 * wide-int.cc: Include selftest.h and wide-int-print.h.
1525 (selftest::from_int <wide_int>): New function.
1526 (selftest::from_int <offset_int>): New function.
1527 (selftest::from_int <widest_int>): New function.
1528 (selftest::assert_deceq): New function.
1529 (selftest::assert_hexeq): New function.
1530 (selftest::test_printing <VALUE_TYPE>): New function template.
1531 (selftest::test_ops <VALUE_TYPE>): New function template.
1532 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1533 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1535 (selftest::wide_int_cc_tests): New function.
1537 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1540 * ifcvt.c (noce_try_ifelse_collapse): New function.
1542 (noce_process_if_block): Call noce_try_ifelse_collapse.
1543 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1544 (simplify_ternary_operation): Use the above to simplify
1545 conditional CLZ/CTZ expressions.
1547 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1550 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1551 define_insn_and_split.
1553 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1556 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1558 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1561 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1562 Implicitly clobber memory for basic asm with non-empty assembler
1563 string. Use targetm.md_asm_adjust also here.
1564 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1565 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
1566 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
1567 non-empty assembler string.
1568 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
1569 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
1570 (decode_asm_operands): Handle basic asm in PARALLEL block.
1571 (extract_insn): Handle basic asm in PARALLEL block.
1572 * doc/extend.texi: Mention new behavior of basic asm.
1573 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
1574 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
1575 branch_needs_nop_p): Use asm_noperands.
1577 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1579 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
1580 Include the M7 SPARC DFA scheduler.
1581 New attribute v3pipe.
1582 Annotate insns with v3pipe where appropriate.
1583 Define cpu_feature vis4.
1584 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
1585 Add (V8QI "8") to vbits.
1586 Add insns {add,sub}v8qi3
1587 Add insns ss{add,sub}v8qi3
1588 Add insns us{add,sub}{v8qi,v4hi}3
1589 Add insns {min,max}{v8qi,v4hi,v2si}3
1590 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
1591 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
1592 * config/sparc/niagara4.md: Add a comment explaining the
1593 discrepancy between the documented latenty numbers and the
1595 * config/sparc/niagara7.md: New file.
1596 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
1597 supports SPARC5 and VIS 4.0 instructions.
1598 * configure: Regenerate.
1599 * config.in: Likewise.
1600 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
1601 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
1602 TARGET_CPU_niagara7.
1603 (ASM_CPU64_DEFAULT_SPEC): Likewise.
1604 (CPP_CPU_SPEC): Handle niagara7.
1605 (ASM_CPU_SPEC): Likewise.
1606 * config/sparc/sparc-opts.h (processor_type): Add
1608 (mvis4): New option.
1609 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
1610 (AS_NIAGARA7_FLAG): Define.
1611 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
1612 (CPP_CPU64_DEFAULT_SPEC): Likewise.
1613 (CPP_CPU_SPEC): Handle niagara7.
1614 (ASM_CPU_SPEC): Likewise.
1615 * config/sparc/sparc.c (niagara7_costs): Define.
1616 (sparc_option_override): Handle niagara7 and adjust cache-related
1617 parameters with better values for niagara cpus. Also support VIS4.
1618 (sparc32_initialize_trampoline): Likewise.
1619 (sparc_use_sched_lookahead): Likewise.
1620 (sparc_issue_rate): Likewise.
1621 (sparc_register_move_cost): Likewise.
1622 (dump_target_flag_bits): Support VIS4.
1623 (sparc_vis_init_builtins): Likewise.
1624 (sparc_builtins): Likewise.
1625 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
1627 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
1629 * config/sparc/sparc.opt (sparc_processor_type): New value
1631 * config/sparc/visintrin.h (__attribute__): Prototypes for the
1633 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
1635 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
1638 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
1640 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
1642 2016-06-06 Richard Biener <rguenther@suse.de>
1644 PR tree-optimization/71398
1645 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
1648 2016-06-05 James Bowman <james.bowman@ftdichip.com>
1650 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
1651 ft32_expand_prolog, ft32_expand_epilogue):
1652 Handle pretend_args.
1653 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
1654 * config/ft32/ft32.md: Add pretend_returner.
1656 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
1659 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1660 Copy op1 RTX to avoid invalid sharing.
1661 (ix86_expand_vector_move_misalign): Ditto.
1663 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
1665 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
1668 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1670 * predict.c (predicted_by_loop_heuristics_p): New function.
1671 (predict_iv_comparison): Use it.
1672 (predict_loops): Walk from innermost loops; do not predict edges
1673 leaving multiple loops multiple times; implement
1674 PRED_LOOP_ITERATIONS_MAX heuristics.
1675 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
1677 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1679 * cfg.c (check_bb_profile): Do not report mismatched profiles when
1680 only edges out of BB are EH edges.
1682 2016-06-04 Martin Sebor <msebor@redhat.com>
1683 Marcin Baczyński <marbacz@gmail.com>
1686 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
1687 a void expression in a void function.
1689 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1691 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
1692 aux; dump reasons of decisions.
1693 (should_duplicate_loop_header_p): Likewise.
1694 (do_while_loop_p): Likewise.
1695 (ch_base::copy_headers): Dump asi num insns duplicated.
1697 2016-06-04 Jakub Jelinek <jakub@redhat.com>
1699 PR tree-optimization/71405
1700 * tree-ssa.c (execute_update_addresses_taken): For clobber with
1701 incompatible type, build a new clobber with the right type instead
1702 of building a VIEW_CONVERT_EXPR around it.
1704 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1706 PR tree-optimization/52171
1707 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
1708 by_pieces_ninsns instead of move_by_pieces_ninsns.
1710 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1712 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
1713 for reg+reg addressing mode.
1715 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1717 * rs6000-c.c (c/c-tree.h): Add #include.
1718 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
1719 in C++ when found in the base position of vec_ld or vec_st.
1721 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1723 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
1724 use of profile unless profile status is PROFILE_READ.
1725 * profile.c (compute_branch_probabilities): Set profile status
1726 only after reporting predictor hitrates.
1728 2016-06-03 Joseph Myers <joseph@codesourcery.com>
1732 * common.opt (ffp-int-builtin-inexact): New option.
1733 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
1734 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
1735 (ceil@var{m}2): Document dependence on this option.
1736 * ipa-inline-transform.c (inline_call): Handle
1737 flag_fp_int_builtin_inexact.
1738 * ipa-inline.c (can_inline_edge_p): Likewise.
1739 * config/i386/i386.md (rintxf2): Do not test
1740 flag_unsafe_math_optimizations.
1741 (rint<mode>2_frndint): New define_insn.
1742 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
1743 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
1744 for 387 instead of extending and truncating.
1745 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
1746 !flag_trapping_math instead of flag_unsafe_math_optimizations.
1747 Change to frndint<mode>2_<rounding>.
1748 (frndintxf2_<rounding>_i387): Likewise. Change to
1749 frndint<mode>2_<rounding>_i387.
1750 (<rounding_insn>xf2): Likewise.
1751 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
1752 !flag_trapping_math instead of flag_unsafe_math_optimizations for
1753 x87. Test TARGET_ROUND || !flag_trapping_math ||
1754 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
1755 SSE. Use ROUND_NO_EXC in constant operand of
1756 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
1757 for 387 instead of extending and truncating.
1759 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
1760 Julia Koval <julia.koval@intel.com>
1772 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
1773 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
1774 all registers, except for function return registers if there are
1775 no caller-saved registers.
1776 (ix86_set_func_type): New function.
1777 (ix86_set_current_function): Call ix86_set_func_type to set
1778 no_caller_saved_registers and func_type. Call reinit_regs if
1779 caller-saved registers are changed. Don't allow MPX, SSE, MMX
1780 nor x87 instructions in interrupt handler nor function with
1781 no_caller_saved_registers attribute.
1782 (ix86_function_ok_for_sibcall): Return false if there are no
1783 caller-saved registers.
1784 (type_natural_mode): Don't warn ABI change for MMX in interrupt
1786 (ix86_function_arg_advance): Skip for callee in interrupt handler.
1787 (ix86_function_arg): Return special arguments in interrupt handler.
1788 (ix86_promote_function_mode): Promote pointer to word_mode only
1789 for normal functions.
1790 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
1792 (ix86_epilogue_uses): New function.
1793 (ix86_hard_regno_scratch_ok): Likewise.
1794 (ix86_save_reg): Preserve all registers in interrupt handler
1795 after reload. Preserve all registers, except for function return
1796 registers, if there are no caller-saved registers after reload.
1797 (find_drap_reg): Always use callee-saved register if there are
1798 no caller-saved registers.
1799 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
1800 for interrupt handler.
1801 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
1802 Emit cld instruction if stringops are used in interrupt handler
1803 or interrupt handler isn't a leaf function.
1804 (ix86_expand_epilogue): Generate interrupt return for interrupt
1805 handler and pop the 'ERROR_CODE' off the stack before interrupt
1806 return in exception handler.
1807 (ix86_expand_call): Disallow calling interrupt handler directly.
1808 If there are no caller-saved registers, mark all registers that
1809 are clobbered by the call which returns as clobbered.
1810 (ix86_handle_no_caller_saved_registers_attribute): New function.
1811 (ix86_handle_interrupt_attribute): Likewise.
1812 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
1814 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
1815 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
1816 accumulation in interrupt function if stack may be realigned to
1818 (EPILOGUE_USES): New.
1819 (function_type): New enum.
1820 (machine_function): Add func_type and no_caller_saved_registers.
1821 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
1822 (interrupt_return): New pattern.
1823 * doc/extend.texi: Document x86 interrupt and
1824 no_caller_saved_registers attributes.
1826 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
1828 PR tree-optimization/52171
1829 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
1830 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
1831 Look for constant strings. Move some code to emit_block_cmp_hints
1833 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
1834 * defaults.h (COMPARE_MAX_PIECES): New macro.
1835 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
1836 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
1837 (clear_by_pieces_1): Don't declare. Move definition before use.
1838 (can_do_by_pieces): New static function.
1839 (can_move_by_pieces): Use it. Return bool.
1840 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
1841 OP. All callers changed. Handle COMPARE_BY_PIECES.
1842 (class pieces_addr); New.
1843 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
1844 pieces_addr::adjust, pieces_addr::increment_address,
1845 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
1847 (class op_by_pieces_d): New.
1848 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
1850 (class move_by_pieces_d, class compare_by_pieces_d,
1851 class store_by_pieces_d): New subclasses of op_by_pieces_d.
1852 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
1853 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
1854 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
1855 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
1856 compare_by_pieces_d::finish_mode): New member functions.
1857 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
1859 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
1860 (emit_block_cmp_hints): New function.
1861 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
1862 use the newly defined classes.
1863 * expr.h (by_pieces_constfn): New typedef.
1864 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
1865 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
1866 (move_by_pieces_ninsns): Don't declare.
1867 (can_move_by_pieces): Change return value to bool.
1868 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
1869 (compare_by_pieces_branch_ratio): New hook.
1870 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
1871 (by_pieces_ninsns): Declare.
1872 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
1874 (default_compare_by_pieces_branch_ratio): New function.
1875 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
1876 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
1877 * doc/tm.texi: Regenerate.
1878 * tree-ssa-strlen.c: Include "builtins.h".
1879 (handle_builtin_memcmp): New static function.
1880 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
1881 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
1883 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1885 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
1886 relevant stmts which are simple and invariant.
1887 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
1888 instead of simple and invariant
1890 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1892 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
1893 (vectorizable_reduction): Check for new relevant state.
1894 (vectorizable_live_operation): vectorize live stmts using
1895 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
1896 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
1897 (vect_stmt_relevant_p): Check for stmts which are only used live.
1898 (process_use): Use of a stmt does not inherit it's live value.
1899 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
1900 (vect_analyze_stmt): Check for new relevant state.
1901 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
1902 outside the loop, but not inside it.
1904 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1906 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
1907 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
1908 (vect_get_vec_def_for_operand): Split out code.
1910 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1912 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
1914 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1916 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
1918 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1920 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
1922 2016-06-03 Jakub Jelinek <jakub@redhat.com>
1925 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
1926 to noreturn e->callee->decl that has void return type and void
1927 arguments, adjust gimple_call_fntype and remove lhs even if it had
1928 previously addressable type.
1930 2016-06-02 Jeff Law <law@redhat.com>
1932 PR tree-optimization/71328
1933 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
1934 error when checking for a jump back onto the copied path.
1936 2016-06-02 David Malcolm <dmalcolm@redhat.com>
1938 * config/microblaze/microblaze.c (get_branch_target): Add return
1939 NULL_RTX for the non-CALL_P case.
1940 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
1941 (insert_wic): Remove unused local "j".
1943 2016-06-02 Martin Liska <mliska@suse.cz>
1945 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
1947 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
1948 Julia Koval <julia.koval@intel.com>
1950 * function.c (assign_parm_setup_stack): Force source into a
1952 * target.def (function_incoming_arg): Update documentation to
1953 allow arbitrary address computation based on hard register.
1954 * doc/tm.texi: Regenerated.
1956 2016-06-02 Martin Liska <mliska@suse.cz>
1958 * predict.c (combine_predictions_for_bb): Fix first match in
1959 cases where a first predictor contains more than one occurence
1960 in list of predictors. Take the best value in such case.
1962 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1964 PR rtl-optimization/71295
1965 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
1966 offset would go over the size of the inner mode reject it.
1968 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1970 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
1971 x=x,x and v=v,m instead of x=x,m.
1973 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
1974 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
1975 alternative to v=rm,C.
1977 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
1978 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
1979 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
1980 instead of vex for the last two above mentioned alternatives.
1982 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1985 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
1987 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
1989 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
1991 2016-06-01 David Malcolm <dmalcolm@redhat.com>
1993 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
1994 from int to unsigned.
1996 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1998 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
1999 alternatives, eliminating preferred register class. Add support
2000 for the MTVSRDD instruction in ISA 3.0.
2001 (vsx_splat_v4si_internal): Use splat_input_operand instead of
2002 reg_or_indexed_operand.
2003 (vsx_splat_v4sf_internal): Likewise.
2005 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2008 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2009 for loading up all 0's or all 1's.
2011 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
2013 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2015 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
2017 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
2019 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2020 * gcc.c (set_source_date_epoch_envvar): New function, sets
2021 the SOURCE_DATE_EPOCH environment variable to the current time.
2023 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2025 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2026 the factor for live Phi nodes.
2028 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2030 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2031 * tree-parloops.c (parallelize_loops): likewise.
2032 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2033 tree_unswitch_outer_loop): likewise.
2035 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2038 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2039 around creation of the temporary.
2041 2016-06-01 Richard Biener <rguenther@suse.de>
2043 PR tree-optimization/71366
2044 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2045 (unloop_loops): Move removing edges here ...
2046 (try_unroll_loop_completely): ... from here.
2047 (try_peel_loop): ... and here.
2048 (tree_unroll_loops_completely_1): Track parent loops via
2049 bitmap of header BBs.
2050 (tree_unroll_loops_completely): Adjust for that.
2052 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2054 * config/rs6000/altivec.h (vec_slv): New macro.
2055 (vec_srv): New macro.
2056 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2057 (UNSPEC_VSRV): New value.
2060 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2061 (vsrv): New builtin definition.
2062 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2063 define argument types for new builtin.
2064 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2066 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2069 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2070 Jocelyn Mayer <l_indien@magic.fr>
2073 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2074 detect processor family for signature_CENTAUR_ebx.
2075 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2076 signature_CENTAUR_ebx.
2077 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2078 <default>: Pass x86-64 for has_longmode.
2080 2016-06-01 Nathan Sidwell <nathan@acm.org>
2082 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2085 2016-06-01 Richard Biener <rguenther@suse.de>
2087 PR tree-optimization/71261
2088 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2089 of stmts successfully put in the bool pattern. Remove
2090 single-use restriction.
2091 (adjust_bool_pattern_cast): Add cast at the use site via the
2092 pattern def sequence.
2093 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2094 of patterned defs. Use the pattern def seqence instead of
2095 multiple independent patterns.
2096 (sort_after_uid): New qsort compare function.
2097 (adjust_bool_stmts): New function to process stmts in the bool
2098 pattern in IL order.
2099 (vect_recog_bool_pattern): Adjust.
2100 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2101 (ifcvt_walk_pattern_tree): Likewise.
2102 (stmt_is_root_of_bool_pattern): Likewise.
2103 (ifcvt_repair_bool_pattern): Likewise.
2104 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2106 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2108 * loop-unroll.c (decide_unroll_constant_iterations,
2109 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2110 likely upper bounds.
2111 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2113 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2115 * tree-core.h (enum omp_clause_code): Remove
2116 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2118 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2120 * config/arm/sync.md (arm_store_exclusive<mode>):
2121 Use 'H' output modifier on operands[2] rather than creating a new
2122 entry in out-of-bounds memory of the operands array.
2123 (arm_store_release_exclusivedi): Likewise.
2125 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2127 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2128 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2129 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2130 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2132 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2134 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2135 into account live statements for mask producers.
2137 2016-06-01 Richard Biener <rguenther@suse.de>
2139 PR tree-optimization/71311
2140 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2141 restrict to non-INTEGER_CST @0.
2143 2016-06-01 Richard Biener <rguenther@suse.de>
2145 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2146 (relational patterns): Use :c to avoid pattern duplications.
2148 2016-06-01 Richard Biener <rguenther@suse.de>
2150 * genmatch.c (comparison_code_p): New predicate.
2151 (swap_tree_comparison): New function.
2152 (commutate): Add for_vec parameter to append new for entries.
2153 Support commutating relational operators by swapping it alongside
2155 (lower_commutative): Adjust.
2156 (dt_simplify::gen): Do not pass artificial operators to gen
2158 (decision_tree::gen): Do not add artificial operators as parameters.
2159 (parser::parse_expr): Verify operator commutativity when :c is
2160 applied. Allow :C to override this.
2161 * match.pd: Adjust patterns to use :C instead of :c where required.
2163 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2165 PR tree-optimization/71077
2166 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2167 the combining step, use boolean_false_node and boolean_true_node
2168 as the designated false/true return values.
2170 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2172 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2173 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2174 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2177 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2179 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2180 of flags impliying the register renaming.
2181 * toplev.c (process_options): Do not imply flag_rename_registers with
2184 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2186 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2187 default implementation.
2189 2016-05-31 Nathan Sidwell <nathan@acm.org>
2191 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2193 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2195 * config/sh/constraints.md (b): Remove constraint.
2196 * config/sh/predicates.md (arith_reg_operand): Remove
2198 * config/sh/sh-modes.def (PDI): Remove.
2199 * config/sh/sh.c (sh_target_reg_class,
2200 sh_optimize_target_register_callee_saved): Remove functions.
2201 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2202 (sh_expand_epilogue): Update comment.
2203 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2204 sh_secondary_reload): Remove TARGET_REGS related code.
2205 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2206 TARGET_REGISTER_P): Remove macros.
2207 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2208 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2209 TR1_REG, TR2_REG): Remove constants.
2210 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2212 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2214 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2215 define_expand patterns.
2216 (adddi3_compact): Rename to adddi3.
2217 (subdi3_compact): Rename to subdi3.
2218 (*negdi2): Rename to negdi2.
2219 (*abs<mode>2): Rename to abs<mode>2.
2221 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2223 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2224 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2225 (atomic_sub_fetchsi): ... this new pattern.
2226 (mvtc): Add CC_REG clobber.
2228 2016-05-31 Marek Polacek <polacek@redhat.com>
2230 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2232 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2234 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2235 aarch64_fusion_enabled_p to check for fusion capabilities.
2237 2016-05-31 Richard Biener <rguenther@suse.de>
2239 PR tree-optimization/71352
2240 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2241 minus one and a negate.
2243 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2245 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2246 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2248 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2249 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2250 Remove use of aarch64_simd_attr_length_move, set length attribute
2252 (*aarch64_be_movoi): Likewise.
2253 (*aarch64_be_movci): Likewise.
2254 (*aarch64_be_movxi): Likewise.
2256 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2258 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2259 It no longer does that.
2260 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2262 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2264 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2265 attribute __unused__.
2267 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2269 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2270 * config/arm/arm.c (arm_arch_thumb1): Define.
2271 (arm_option_override): Initialize arm_arch_thumb1.
2272 * config/arm/arm.h (arm_arch_thumb1): Declare.
2273 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2274 support Thumb-1 ISA.
2276 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2279 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2280 `Yv' for scalar operand.
2282 2016-05-31 Tom de Vries <tom@codesourcery.com>
2284 PR tree-optimization/69068
2285 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2286 phis with more than two args.
2288 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2290 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2291 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2294 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2296 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2298 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2300 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2301 cpu_32, cpu_64, tune_32 and tune_64.
2302 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2304 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2306 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2308 2016-05-30 Andi Kleen <ak@linux.intel.com>
2310 * auto-profile.c (read_profile): Replace asserts with errors
2311 when file does not exist.
2312 * gcov-io.c (gcov_read_words): Dito.
2314 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2316 * tree-cfg.c (print_loop): Print likely upper bounds.
2318 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2320 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2321 * opts.c (default_options): Enable peel loops at -O3.
2322 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2323 (try_peel_loop): Do not re-peel already peeled loops;
2324 use likely upper bounds; fix profile updating.
2325 (pass_complete_unroll::execute): Initialize peeled_loops.
2327 2016-05-30 Martin Liska <mliska@suse.cz>
2329 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2330 computed costs by frequency of BB they belong to.
2331 (get_scaled_computation_cost_at): New function.
2333 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2334 Marc Glisse <marc.glisse@inria.fr>
2336 PR tree-optimization/71289
2337 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2339 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2341 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2343 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2345 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2346 for peeled copies; avoid underflow when updating estimates; correctly
2349 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2351 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2352 r236875. Corrected oe3 to oe2 as obvious.
2354 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2358 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2359 that inserted stmt will not dominate stmts that defines its operand.
2360 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2361 (rewrite_expr_tree_parallel): Likewise.
2363 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2366 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2367 all fields including stmt_to_insert are swapped.
2369 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2371 * predict.h (force_edge_cold): Declare.
2372 * predict.c (force_edge_cold): New function.
2373 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2375 (canonicalize_loop_induction_variables): Fix formating.
2377 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2379 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2380 (visium_expand_copysign): Use gen_int_mode directly.
2381 (visium_compute_frame_size): Minor tweaks.
2383 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2385 * tree-vect-loop.c (vect_analyze_loop_2): Use
2386 likely_max_stmt_executions_int.
2388 2016-05-30 Tom de Vries <tom@codesourcery.com>
2390 PR tree-optimization/69067
2391 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2393 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2396 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2397 New peepholes to remove unneeded fild/fistp pairs.
2398 (define_peephole2 atomic_loaddi_fpu): Ditto.
2400 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2402 * predict.c (maybe_hot_frequency_p): Avoid division.
2404 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2406 * doc/install.texi: Use https for shop.fsf.org.
2408 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2410 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2411 likely_max_stmt_executions_int.
2413 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2415 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2416 likely_max_stmt_executions_int.
2418 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2420 * profile.c (compute_branch_probabilities): Do not report hitrates
2422 (branch_prob): Report hitrates here.
2423 * predict.c (gimple_predict_edge): Do not assert profile status;
2424 fix formatting issues.
2426 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2428 * predict.c (edge_predicted_by_p): New function.
2429 (predict_paths_for_bb): Do not put multiple predictions of the same type
2432 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2434 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2437 2016-05-28 Alan Modra <amodra@gmail.com>
2439 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2441 2016-05-28 Alan Modra <amodra@gmail.com>
2443 PR rtl-optimization/71275
2444 * ira.c (ira): Free dominance info.
2446 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2448 * doc/sourcebuild.texi: New address for upstream Go repository.
2450 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2452 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2453 (TARGET_ARM_V7M): Likewise.
2455 2016-05-26 Jeff Law <law@redhat.com>
2457 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2458 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2459 * passes.def: Add jump threading passes before DOM/VRP.
2460 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2461 argument to a basic block from an edge. Remove tests which are
2463 (pass_data_thread_jumps, class pass_thread_jumps): New.
2464 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2465 (make_pass_thread_jumps): Likewise.
2466 * tree-pass.h (make_pass_thread_jumps): Declare.
2468 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2470 * config/visium/visium-protos.h (split_double_move): Rename into...
2471 (visium_split_double_move): ...this.
2472 (visium_split_double_add): Declare.
2473 * config/visium/visium.c (split_double_move): Rename into...
2474 (visium_split_double_move): ...this.
2475 (visium_split_double_add): New function.
2476 (visium_expand_copysign): Renumber operands for consistency.
2477 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2478 (DFmode move splitter): Likewise.
2479 (*addi3_insn): Split by means of visium_split_double_add.
2480 (*adddi3_insn_flags): Delete.
2481 (*plus_plus_sltu<subst_arith>): New insn.
2482 (*subdi3_insn): Split by means of visium_split_double_add.
2483 (subdi3_insn_flags): Delete.
2484 (*minus_minus_sltu<subst_arith>): New insn.
2485 (*negdi2_insn): Split by means of visium_split_double_add.
2486 (*negdi2_insn_flags): Delete.
2488 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2490 * configure.ac: Treat a --with-headers option without argument
2491 the same as the default (i.e. consult sys-include directory).
2492 * configure: Regenerate.
2494 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2496 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2497 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2499 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2500 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2502 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2505 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2506 tree-stdarg analysis results.
2507 (aarch64_setup_incoming_varargs): Likewise.
2509 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2511 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2512 va_list_gpr_counter_field and va_list_fpr_counter_field.
2514 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2517 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2518 * config/aarch64/aarch64.c
2519 (aarch64_cannot_change_mode_class): Remove function.
2520 * config/aarch64/aarch64-protos.h
2521 (aarch64_cannot_change_mode_class): Remove.
2523 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2525 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2526 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2527 get_likely_max_loop_iterations_int): New.
2528 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2529 any_likely_upper_bound.
2530 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2532 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2533 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2535 (unroll_loop_constant_iterations): Likewise.
2536 (unroll_loop_runtime_iterations): Likewise.
2537 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2538 * lto-streamer-out.c (output_cfg): Likewise.
2539 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2541 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2542 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2543 (likely_max_loop_iterations): New.
2544 (likely_max_loop_iterations_int): New.
2545 (likely_max_stmt_executions): New.
2546 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2547 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2548 likely_max_stmt_executions): Declare.
2550 2016-05-27 Marek Polacek <polacek@redhat.com>
2553 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2555 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2557 * config/s390/s390.md (2x risbg splitters): Use
2558 reg_overlap_mentioned_p instead of rtx_equal_p.
2560 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2562 * combine.c (make_compound_operation): Take known zero bits into
2563 account when checking for possible zero_extend.
2565 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2567 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
2568 Use const_int_operand for operand 2 predicate. Simplify expand code
2571 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
2574 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
2577 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2579 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
2580 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
2581 that returns CC_SESWPmode and CC_ZESWPmode.
2582 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
2584 (aarch64_rtx_costs): Likewise.
2586 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2588 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2589 for ISA 3.0 min/max support.
2590 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2591 conditional move support.
2592 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2593 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2595 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2596 conditional moves where the comparison type is different from move
2598 (fp_minmax): New code iterator for smin/smax.
2599 (minmax): New code attributes for min/max.
2600 (SMINMAX): Likewise.
2601 (smax<mode>3): Combine min, max insns into one insn using the
2602 fp_minmax code iterator. Add support for ISA 3.0 min/max
2603 instructions that don't need -ffast-math.
2604 (s<minmax><mode>3): Likewise.
2605 (smax<mode>3_vsx): Likewise.
2606 (smin<mode>3): Likewise.
2607 (s<minmax><mode>3_vsx): Likewise.
2608 (smin<mode>3_vsx): Likewise.
2609 (pre-VSX min/max splitters): Likewise.
2610 (s<minmax><mode>3_fpr): Likewise.
2611 (movsfcc): Rewrite floating point conditional moves to combine
2612 SFmode/DFmode into a single insn.
2613 (mov<mode>cc): Likewise.
2614 (movdfcc): Likewise.
2615 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
2616 SFDF2 iterators to handle all combinations.
2617 (fseldfsf4): Likewise.
2618 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
2619 (fseldfdf4): Likewise.
2620 (fselsfdf4): Likewise.
2621 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
2622 comparison instructions that set a 0/-1 mask, and use it for
2623 floating point conditional move via XXSEL.
2624 (fpmask<mode>): Likewise.
2625 (xxsel<mode>): Likewise.
2626 * config/rs6000/predicates.md (min_max_operator): Delete, no
2628 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
2629 instructions that generate a 0/-1 mask for use with XXSEL.
2630 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
2631 say whether floating point min/max is available, either through
2632 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
2633 (TARGET_MINMAX_DF): Likewise.
2635 2016-05-27 Alan Modra <amodra@gmail.com>
2637 PR rtl-optimization/71275
2638 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
2639 for update_equiv_regs and combine_and_move_insns.
2641 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
2643 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
2644 if_then_else or cond RTXes to calculate attribute value.
2645 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
2646 <attr "length_immediate>: Ditto.
2647 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
2648 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
2649 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
2650 <attr "type">: Ditto.
2651 <attr "prefix_data16">: Ditto.
2652 <attr "prefix_extra">: Ditto.
2653 <attr "length_immediate">: Ditto.
2654 <attr "prefix">: Ditto.
2655 (vec_set<mode>_0) <attr "isa">: Ditto.
2656 <attr "prefix_extra">: Ditto.
2657 <attr "length_immediate">: Ditto.
2658 <attr "prefix">: Ditto.
2659 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
2660 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
2661 (sse2_storelpd) <attr "prefix_data16">: Ditto.
2662 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
2663 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
2664 <attr "length_immediate">: Ditto.
2665 <attr "prefix">: Ditto.
2666 (sse2_movsd) <attr "length_immediate">: Ditto.
2667 <attr "prefix">: Ditto.
2668 (vec_concatv2df) <attr "isa">: Ditto.
2669 <attr "prefix">: Ditto.
2670 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
2671 (*vec_extractv2di_1) <attr "isa">: Ditto.
2672 <attr "type">: Ditto.
2673 <attr "length_immediate">: Ditto.
2674 <attr "prefix_rex">: Ditto.
2675 <attr "prefix_extra">: Ditto.
2676 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
2677 <attr "prefix_extra">: Ditto.
2678 <attr "length_immediate">: Ditto.
2679 (vec_concatv2di) <attr "isa">: Ditto.
2680 <attr "prefix_extra">: Ditto.
2681 <attr "length_immediate">: Ditto.
2682 <attr "prefix">: Ditto.
2684 2016-05-26 Martin Liska <mliska@suse.cz>
2686 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
2688 (operator+): Likewise.
2689 (operator-): Likewise.
2690 (comp_cost::operator+=): Likewise.
2691 (comp_cost::operator-=): Likewise.
2692 (comp_cost::operator/=): Likewise.
2693 (comp_cost::operator*=): Likewise.
2694 (operator<): Likewise.
2695 (operator==): Likewise.
2696 (operator<=): Likewise.
2698 (infinite_cost_p): Likewise.
2699 (add_costs): Likewise.
2700 (sub_costs): Likewise.
2701 (compare_costs): Likewise.
2702 (set_group_iv_cost): Use the newly introduced functions.
2703 (get_address_cost): Likewise.
2704 (get_shiftadd_cost): Likewise.
2705 (force_expr_to_var_cost): Likewise.
2706 (split_address_cost): Likewise.
2707 (ptr_difference_cost): Likewise.
2708 (difference_cost): Likewise.
2709 (get_computation_cost_at): Likewise.
2710 (determine_group_iv_cost_generic): Likewise.
2711 (determine_group_iv_cost_address): Likewise.
2712 (determine_group_iv_cost_cond): Likewise.
2713 (autoinc_possible_for_pair): Likewise.
2714 (determine_group_iv_costs): Likewise.
2715 (cheaper_cost_pair): Likewise.
2716 (iv_ca_recount_cost): Likewise.
2717 (iv_ca_set_no_cp): Likewise.
2718 (iv_ca_set_cp): Likewise.
2719 (iv_ca_cost): Likewise.
2720 (iv_ca_new): Likewise.
2721 (iv_ca_dump): Likewise.
2722 (iv_ca_narrow): Likewise.
2723 (iv_ca_prune): Likewise.
2724 (iv_ca_replace): Likewise.
2725 (try_add_cand_for): Likewise.
2726 (try_improve_iv_set): Likewise.
2727 (find_optimal_iv_set): Likewise.
2729 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
2731 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
2732 that internal functions will clobber all caller-saved registers.
2734 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2736 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
2737 Return a better case_values_threshold when optimizing.
2739 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2741 * config/aarch64/aarch64-simd.md (aarch64_combinez):
2742 Add ? to integer variant.
2743 (aarch64_combinez_be): Likewise.
2745 2016-05-26 Jakub Jelinek <jakub@redhat.com>
2747 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
2748 instead of x constraint.
2749 (vcvtps2ph256<mask_name>): Likewise.
2751 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
2752 alternative. Formatting fix.
2754 * config/i386/sse.md
2755 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
2757 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
2758 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
2759 maybe_evex prefix instead of vex.
2760 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
2761 EXT_REX_SSE_REG_P (op0) case in the splitter.
2763 2016-05-25 Jeff Law <law@redhat.com>
2765 PR tree-optimization/71272
2766 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
2767 Update comments. Add test for empty path.
2769 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
2771 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
2772 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
2773 special case builtin.
2774 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2775 code for ALTIVEC_BUILTIN_VEC_CMPNE.
2776 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2777 for __builtin_vec_cmpne.
2779 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
2781 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
2782 redundant test and bail out if the type of the new operand is not
2783 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
2785 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2787 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
2788 (x_ix86_target_flags_explicit): Remove.
2789 * config/i386/i386.c (ix86_function_specific_save): Do not copy
2790 x_ix86_target_flags_explicit.
2791 (ix86_function_specific_restore): Ditto.
2793 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2794 H.J. Lu <hongjiu.lu@intel.com>
2797 * common/config/i386/i386-common.c
2798 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
2799 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
2800 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
2801 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
2802 (-mgeneral-regs-only): Add new option.
2803 * config/i386/i386.c (ix86_option_override_internal): Don't enable
2804 x87 instructions if only general registers are allowed.
2805 (ix86_target_string): Add ix86_flags argument. Handle additional
2806 flags options through ix86_flags argument. Update all callers.
2807 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
2809 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2811 PR rtl-optimization/66940
2812 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
2813 decrementing desired_val will not overflow before performing these
2816 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
2818 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
2819 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
2820 * config/i386/i386.c (enum ix86_builtins): Add
2821 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
2822 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
2823 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
2824 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
2825 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
2826 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
2827 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
2828 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
2829 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
2830 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
2831 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
2832 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
2833 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
2834 __builtin_ia32_cvtps2dq512_mask.
2835 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
2836 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
2837 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
2838 * config/i386/sse.md
2839 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
2841 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
2842 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
2844 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
2845 (avx512f_vec_pack_sfix_v8df): New define_expand.
2846 (avx512f_roundpd512): Rename to ...
2847 (avx512f_round<castmode>512): ... this. Change iterator.
2848 (avx512f_roundps512_sfix): New define_expand.
2849 (round<mode>2_sfix): Change iterator.
2851 2016-05-25 Nick Clifton <nickc@redhat.com>
2853 * config/msp430/msp430.c (msp430_attr): Produce an error if a
2854 static interrupt handler is detected.
2855 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
2856 default linker script.
2857 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
2858 the low part of a symbolic pointer.
2860 2016-05-25 Richard Biener <rguenther@suse.de>
2862 PR tree-optimization/71261
2863 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
2864 interesting stmt instead of immediate uses when looking
2865 for the use operand to replace.
2867 2016-05-25 Martin Liska <mliska@suse.cz>
2869 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
2871 2016-05-25 Richard Biener <rguenther@suse.de>
2873 PR tree-optimization/71264
2874 * tree-vect-stmts.c (vect_init_vector): Properly deal with
2877 2016-05-25 Martin Liska <mliska@suse.cz>
2879 PR tree-optimization/71239
2880 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
2881 if DECL_SIZE is NULL.
2883 2016-05-25 Richard Biener <rguenther@suse.de>
2885 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
2886 * tree-if-conv.c (pass_data_if_conversion): Use it.
2888 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2890 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
2891 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
2892 * varpool.c (varpool_node::get_availability): Likewise.
2894 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2896 * config/rs6000/altivec.md (VNEG iterator): New iterator for
2897 VNEGW/VNEGD instructions.
2898 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
2899 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
2900 support for ISA 3.0 VNEGW/VNEGD instructions.
2902 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2904 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
2905 pointers inside OACC_DATA regions.
2906 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
2907 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
2908 (gimplify_adjust_omp_clauses): Fix typo in comment.
2910 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2912 * config/rs6000/altivec.md (VParity): New mode iterator for vector
2913 parity built-in functions.
2914 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
2916 (p9v_parity<mode>2): Likewise.
2917 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
2919 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
2920 (parity<mode>2): ISA 3.0 expander for vector parity.
2921 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
2923 (BU_P9_64BIT_MISC_0): Likewise.
2924 (BU_P9_MISC_0): Likewise.
2925 (BU_P9V_AV_1): Likewise.
2926 (BU_P9V_AV_2): Likewise.
2927 (BU_P9V_AV_3): Likewise.
2928 (BU_P9V_AV_P): Likewise.
2929 (BU_P9V_VSX_1): Likewise.
2930 (BU_P9V_OVERLOAD_1): Likewise.
2931 (BU_P9V_OVERLOAD_2): Likewise.
2932 (BU_P9V_OVERLOAD_3): Likewise.
2933 (VCTZB): Add vector count trailing zeros support.
2937 (VPRTYBD): Add vector parity support.
2938 (VPRTYBQ): Likewise.
2939 (VPRTYBW): Likewise.
2940 (VCTZ): Add overloaded vector count trailing zeros support.
2941 (VPRTYB): Add overloaded vector parity support.
2942 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2943 overloaded vector count trailing zeros and parity instructions.
2944 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
2945 vector parity support.
2946 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
2947 trailing zeros support.
2948 (vec_cntlz): Likewise.
2949 (vec_vctzb): Likewise.
2950 (vec_vctzd): Likewise.
2951 (vec_vctzh): Likewise.
2952 (vec_vctzw): Likewise.
2953 (vec_vprtyb): Add ISA 3.0 vector parity support.
2954 (vec_vprtybd): Likewise.
2955 (vec_vprtybw): Likewise.
2956 (vec_vprtybq): Likewise.
2957 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2958 the ISA 3.0 vector count trailing zeros and vector parity built-in
2961 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2963 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
2964 when there is stmt_to_insert.
2966 2016-05-24 Martin Sebor <msebor@redhat.com>
2969 * tree.h (complete_or_array_type_p): New inline function.
2971 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2973 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
2974 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
2975 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
2977 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
2978 Limit 1st alternative to noavx isa, split 2nd alternative into one
2979 noavx and one avx alternative, use *x and Bm in the former and
2980 x and m in the latter.
2982 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
2983 of sse4 for the first alternative, drop %v from the template
2984 and d operand modifier. Split second alternative into one sse4_noavx
2985 and one avx alternative, use *x instead of *v in the former and v
2986 instead of *v in the latter.
2987 (*sse4_1_extractps): Use noavx isa instead of * for the first
2988 alternative, drop %v from the template. Split second alternative into
2989 one noavx and one avx alternative, use *x instead of *v in the
2990 former and v instead of *v in the latter.
2991 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
2992 with noavx and the last one with avx.
2993 (sse4_1_phminposuw): Guard first alternative with noavx isa,
2994 split the second one into one noavx and one avx alternative,
2995 use *x and Bm in the former and x and m in the latter one.
2996 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
2999 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
3000 first two alternatives to noavx, use *x instead of *v in the second
3001 one, add avx alternative without *.
3002 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
3003 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
3004 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
3006 2016-05-24 Jeff Law <law@redhat.com>
3008 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
3009 New function, extracted from...
3010 (fsm_find_control_statement_thread_paths): Here. Use the new function.
3011 Allow simple copies and constant initializations in the SSA chain.
3013 2016-05-24 Marek Polacek <polacek@redhat.com>
3016 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
3019 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3022 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3023 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3024 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3025 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3026 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3028 2016-05-24 Richard Biener <rguenther@suse.de>
3030 PR tree-optimization/71240
3031 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3034 2016-05-24 Richard Biener <rguenther@suse.de>
3036 PR tree-optimization/71230
3037 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3039 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3041 * tree-vectorizer.h (vectorizable_comparison): Delete.
3042 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3043 PURE_SLP_STMT check.
3044 * tree-vect-stmts.c (vectorizable_call): Likewise.
3045 (vectorizable_simd_clone_call): Likewise.
3046 (vectorizable_conversion): Likewise.
3047 (vectorizable_assignment): Likewise.
3048 (vectorizable_shift): Likewise.
3049 (vectorizable_operation): Likewise.
3050 (vectorizable_load): Likewise.
3051 (vectorizable_condition): Likewise.
3052 (vectorizable_store): Likewise. Assert that we don't have
3054 (vectorizable_comparison): Make static. Remove redundant
3055 PURE_SLP_STMT check.
3056 (vect_transform_stmt): Assert that we always have an slp_node
3059 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3061 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3062 operands[2] against 1 with comparison against CONST1_RTX.
3063 (<shift>di3_neon): Likewise.
3064 * config/arm/predicates.md (const0_operand): Replace with comparison
3067 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3069 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3070 operands[2] against 1 with comparison against CONST1_RTX.
3071 (ashrdi3): Likewise.
3072 (lshrdi3): Likewise.
3073 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3075 (ashrsi3): Likewise.
3076 (lshrsi3): Likewise.
3077 (rotrsi3): Likewise.
3078 (define_split above *compareqi_eq0): Likewise.
3079 (define_split above "prologue"): Likewise.
3080 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3081 * config/arm/predicates.md (shift_operator): Likewise.
3082 (shift_nomul_operator): Likewise.
3083 (sat_shift_operator): Likewise.
3084 (thumb1_cmp_operand): Likewise.
3085 (const_neon_scalar_shift_amount_operand): Replace manual range
3086 check with IN_RANGE.
3087 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3088 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3090 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3092 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3093 with HOST_WIDE_INT_1.
3095 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3096 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3097 (arm_canonicalize_comparison): Likewise.
3098 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3100 (thumb1_size_rtx_costs): Likewise.
3101 (vfp_const_double_index): Replace cast of 1 to unsigned
3102 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3103 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3105 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3106 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3107 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3108 HOST_WIDE_INT with HOST_WIDE_INT_1.
3110 2016-05-24 Marek Polacek <polacek@redhat.com>
3112 * tree-cfg.h (should_remove_lhs_p): New predicate.
3113 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3114 * gimplify.c (gimplify_modify_expr): Likewise.
3115 * tree-cfg.c (verify_gimple_call): Likewise.
3116 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3117 * gimple-fold.c: Include "tree-cfg.h".
3118 (gimple_fold_call): Use should_remove_lhs_p.
3120 2016-05-24 Richard Biener <rguenther@suse.de>
3122 PR tree-optimization/71253
3123 * cfganal.h (control_dependences): Make robust against edge
3125 (control_dependences::control_dependences): Remove edge_list argument.
3126 (control_dependences::get_edge): Remove.
3127 (control_dependences::get_edge_src): Add.
3128 (control_dependences::get_edge_dest): Likewise.
3129 (control_dependences::m_el): Make a vector of edge src/dest index.
3130 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3131 (control_dependences::control_dependences): Likewise.
3132 (control_dependences::~control_dependence): Likewise.
3133 (control_dependences::get_edge): Remove.
3134 (control_dependences::get_edge_src): Add.
3135 (control_dependences::get_edge_dest): Likewise.
3136 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3138 (perform_tree_ssa_dce): Adjust.
3139 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3141 (pass_loop_distribution::execute): Adjust. Do loop destroying
3142 conditional on changed.
3144 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3147 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3148 return. Reindent transformation comment and mention the ARM state
3151 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3154 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3155 after build_and_add_sum creates new use stmt.
3157 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3159 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3160 load_lanes/grouped_load classification comes first. Don't check
3161 whether the vectorization factor is a multiple of the group size
3164 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3166 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3167 GROUP_GAP for single-element interleaving.
3168 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3171 2016-05-24 Richard Biener <rguenther@suse.de>
3175 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3176 bases which are accessed with non-invariant indices.
3177 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3178 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3180 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3183 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3184 (add_to_ops_vec): Add stmt_to_insert.
3185 (add_repeat_to_ops_vec): Init stmt_to_insert.
3186 (insert_stmt_before_use): New.
3187 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3189 (get_ops): Init stmt_to_insert.
3190 (maybe_optimize_range_tests): Likewise.
3191 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3192 (rewrite_expr_tree_parallel): Likewise.
3193 (reassociate_bb): Likewise.
3195 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3198 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3199 ISA 3.0 xxperm fusion alternative.
3200 (altivec_vperm_v8hiv16qi): Likewise.
3201 (altivec_vperm_<mode>_uns_internal): Likewise.
3202 (vperm_v8hiv4si): Likewise.
3203 (vperm_v16qiv8hi): Likewise.
3205 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3206 Kelvin Nilsen <kelvin@gcc.gnu.org>
3208 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3209 vpermr/xxpermr on ISA 3.0.
3210 (altivec_expand_vec_perm_le): Likewise.
3211 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3212 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3215 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3217 * config/i386/i386.h (IS_STACK_MODE): Enable for
3218 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3219 SSE_FLOAT_MODE_P macros.
3220 * config/i386/i386.c (ix86_preferred_reload_class): Use
3221 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3222 Cleanup regclass processing for CONST_DOUBLE_P.
3223 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3224 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3225 with IS_STACK_MODE macro.
3226 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3228 (*movdf_internal): Use IS_STACK_MODE macro.
3229 (*movsf_internal): Ditto.
3231 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3233 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3234 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3236 2016-05-23 Jeff Law <law@redhat.com>
3238 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3240 (fsm_find_control_statement_thread_paths): Call it.
3242 2016-05-23 Martin Jambor <mjambor@suse.cz>
3245 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3246 from_global_constant if t is not NULL.
3248 2016-05-23 Marek Polacek <polacek@redhat.com>
3251 * common.opt (Wswitch-unreachable): New option.
3252 * doc/invoke.texi: Document -Wswitch-unreachable.
3253 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3256 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3258 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3259 TMR_INDEX is non-NULL.
3261 2016-05-23 Richard Biener <rguenther@suse.de>
3263 PR tree-optimization/71230
3264 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3265 (try_special_add_to_ops): ... here. Always test for single-use.
3267 2016-05-23 Martin Jambor <mjambor@suse.cz>
3269 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3270 default block if a PHI node in the original one would be resized.
3272 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3274 PR tree-optimization/58135
3275 * tree-vect-slp.c: When group size is not multiple
3276 of vector size, allow splitting of store group at
3279 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3281 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3283 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3285 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3286 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3287 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3290 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3291 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3292 v constraint instead of x and vinserti32x4 insn.
3294 * config/i386/sse.md (i128vldq): New mode iterator.
3295 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3296 avx512dq and avx512vl alternatives.
3298 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3299 constraint, use maybe_evex prefix instead of vex.
3300 (vec_dupv4sf): Use v constraint instead of x for output
3301 operand except for noavx alternative, use Yv constraint
3302 instead of x for input. Use maybe_evex prefix instead of vex.
3303 (*vec_dupv4si): Likewise.
3304 (*vec_dupv2di): Likewise.
3306 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3309 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3310 (linearize_expr_tree): Call try_special_add_to_ops.
3311 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3313 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3315 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3316 to computed stack_usage.
3318 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3321 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3322 operand is subreg (symbol_ref) then move the symbol ref to register.
3324 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3326 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3328 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3331 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3334 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3336 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3337 ranges by calling get_single_symbol and tidy up. Look more closely
3338 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3340 2016-05-20 Jeff Law <law@redhat.com>
3342 * bitmap.c (bitmap_find_bit): Remove useless test.
3344 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3346 * function.c (thread_prologue_and_epilogue_insns): Commit the
3347 insertion of the epilogue.
3349 2016-05-20 Martin Jambor <mjambor@suse.cz>
3351 PR tree-optimization/70884
3352 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3353 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3354 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3355 of constant pool data as a reason for scalarization.
3357 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3359 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3360 for naked functions.
3361 (thumb1_expand_prologue): Likewise.
3363 2016-05-20 Nathan Sidwell <nathan@acm.org>
3365 * config/nvptx/nptx.c (nvptx_option_override): Only set
3366 flag_toplevel_reorder, if not explicitly specified. Set
3367 flag_no_common, unless explicitly specified.
3369 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3371 * calls.c (can_implement_as_sibling_call_p): Mark param
3372 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3374 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3376 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3377 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3378 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3380 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3381 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3384 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3386 * config/nvptx/nvptx.md (sincossf3): New pattern.
3388 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3390 * calls.c (maybe_complain_about_tail_call): New function.
3391 (initialize_argument_information): Call
3392 maybe_complain_about_tail_call when clearing *may_tailcall.
3393 (can_implement_as_sibling_call_p): Call
3394 maybe_complain_about_tail_call when returning false.
3395 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3396 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3397 if tail-call optimization fails.
3398 * cfgexpand.c (expand_call_stmt): Initialize
3399 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3400 * gimple-pretty-print.c (dump_gimple_call): Dump
3401 gimple_call_must_tail_p.
3402 * gimple.c (gimple_build_call_from_tree): Call
3403 gimple_call_set_must_tail with the value of
3404 CALL_EXPR_MUST_TAIL_CALL.
3405 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3406 (gimple_call_set_must_tail): New function.
3407 (gimple_call_must_tail_p): New function.
3408 * print-tree.c (print_node): Update printing of TREE_STATIC
3409 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3410 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3411 trailing comment listing applicable flags.
3412 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3414 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3416 * calls.c (expand_call): Move "Rest of purposes for tail call
3417 optimizations to fail" to...
3418 (can_implement_as_sibling_call_p): ...this new function, and
3419 split into multiple "if" statements.
3421 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3423 * cfgloop.h (expected_loop_iterations_unbounded,
3424 expected_loop_iterations): Unconstify.
3425 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3426 profile with known upper bound; return 3 when profile is absent.
3427 (expected_loop_iterations): Update.
3429 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3431 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3432 and get_max_loop_iterations_int.
3434 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3436 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3437 realistic upper bounds here.
3439 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3442 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3443 calls if the LHS is variable length or has addressable type.
3444 If targets[0]->decl is a noreturn call with void return type and
3445 zero arguments, adjust fntype and remove lhs in that case.
3447 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3449 PR tree-optimization/71079
3450 PR tree-optimization/71206
3451 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3453 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3455 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3456 (get_vec_alignment_for_array_decl): Likewise.
3457 (get_vec_alignment_for_record_decl): Likewise.
3458 (increase_alignment::execute): Move code to find alignment to
3459 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3460 (type_align_map): New hash_map.
3462 2016-05-20 Richard Guenther <rguenther@suse.de>
3464 PR tree-optimization/29756
3465 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3466 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3467 * fold-const.c (operand_equal_p): Likewise.
3468 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3469 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3470 * tree-inline.c (estimate_operator_cost): Likewise.
3471 * tree-pretty-print.c (dump_generic_node): Likewise.
3472 * tree-ssa-operands.c (get_expr_operands): Likewise.
3473 * cfgexpand.c (expand_debug_expr): Likewise.
3474 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3475 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3476 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3477 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3478 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3479 (execute_update_addresses_taken): Do it.
3481 2016-05-20 Richard Biener <rguenther@suse.de>
3483 PR tree-optimization/71185
3484 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3485 register operations.
3487 2016-05-20 Richard Biener <rguenther@suse.de>
3489 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3490 gimple_seq_add_seq_without_update.
3491 (release_bb_predicate): Assert we have no operands to free.
3492 (if_convertible_loop_p_1): Calculate post dominators later.
3493 Do not free BB predicates here.
3494 (combine_blocks): Do not recompute BB predicates.
3495 (version_loop_for_if_conversion): Save BB predicates around
3498 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3500 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3501 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3502 code. Ignore sibcalls on EDGE_IGNORE edges.
3503 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3504 on edges for sibcalls that run without prologue. The rest of the
3505 function is combined from...
3506 (fix_fake_fallthrough_edge): ... this, and ...
3507 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3508 function argument, make it a local variable.
3510 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3512 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3513 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3514 for 32-bit mode and SEH for 64-bit.
3515 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3516 TARGET_64BIT_DEFAULT.
3518 2016-05-19 Ryan Burn <contact@rnburn.com>
3520 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3521 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3523 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3525 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3526 force pending loads from memory.
3528 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3530 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3531 (UNSPEC_DARN_32): New unspec constant.
3532 (UNSPEC_DARN_RAW): New unspec constant.
3533 (darn_32): New instruction.
3534 (darn_raw): New instruction.
3535 (darn): New instruction.
3536 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3537 support and documentation for this macro.
3538 (BU_P9_MISC_1): New macro definition.
3539 (BU_P9_64BIT_MISC_0): New macro definition.
3540 (BU_P9_MISC_0): New macro definition.
3541 (darn_32): New builtin definition.
3542 (darn_raw): New builtin definition.
3543 (darn): New builtin definition.
3544 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3545 RS6000_BUILTIN_0 directives to surround each occurrence of
3546 #include "rs6000-builtin.def".
3547 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3548 RS6000_BTM_64BIT flags to the returned mask, depending on
3550 (def_builtin): Correct an error in the assignments made to the
3551 debugging variable attr_string.
3552 (rs6000_expand_builtin): Add support for no-operand built-in
3554 (builtin_function_type): Remove fatal_error assertion that is no
3556 (rs6000_common_init_builtins): Add support for no-operand built-in
3558 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3560 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3562 (RS6000_BTM_64BIT): New macro definition.
3563 * doc/extend.texi: Document __builtin_darn (void),
3564 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3567 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
3569 * tree-vect-loop.c (vect_analyze_loop_2): Use also
3570 max_loop_iterations_int.
3572 2016-05-19 Marek Polacek <polacek@redhat.com>
3574 PR tree-optimization/71031
3575 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3576 condition and adjust the code a bit.
3578 2016-05-19 Martin Liska <mliska@suse.cz>
3580 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
3581 auto_vec instead of vec.
3583 2016-05-19 Martin Liska <mliska@suse.cz>
3585 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
3587 2016-05-19 Martin Liska <mliska@suse.cz>
3589 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
3591 2016-05-19 Martin Liska <mliska@suse.cz>
3593 * ipa-pure-const.c (set_function_state): Remove an existing
3595 (remove_node_data): Do not free it as it's released
3596 in set_function_state.
3598 2016-05-19 Martin Liska <mliska@suse.cz>
3600 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
3603 2016-05-19 Martin Liska <mliska@suse.cz>
3605 * omp-simd-clone.c (simd_clone_adjust): Release vector.
3607 2016-05-19 Martin Liska <mliska@suse.cz>
3609 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
3610 an auto_vec instead of re-creating it.
3612 2016-05-19 Martin Liska <mliska@suse.cz>
3614 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
3615 auto_vec instead of vec.
3617 2016-05-19 Martin Liska <mliska@suse.cz>
3619 * lto-section-in.c (lto_get_section_data): Call
3620 lto_check_version with additional argument.
3621 * lto-streamer.c (lto_check_version): Add new argument.
3622 * lto-streamer.h (lto_check_version): Likewise.
3624 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3626 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
3627 Don't add cost of inner memory when handling sign-extended loads.
3629 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
3631 PR rtl-optimization/71148
3632 * cse.c (cse_main): Free dominance info.
3633 (rest_of_handle_cse): Don't free dominance info.
3634 (rest_of_handle_cse2): Likewise.
3635 (rest_of_handle_cse_after_global_opts): Likewise.
3637 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3640 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3641 NULL_TREE early if NEON is not available. Remove now redundant check
3642 in ARM_CHECK_BUILTIN_MODE.
3644 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
3647 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
3648 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
3649 * doc/cpp.texi: Document new macros.
3651 2016-05-19 Bin Cheng <bin.cheng@arm.com>
3653 PR tree-optimization/69848
3654 * tree-vect-loop.c (vectorizable_reduction): Don't factor
3655 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
3657 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3659 * function.c (thread_prologue_and_epilogue_insn): Move the
3660 "goto epilogue_done" one block later.
3662 2016-05-19 Richard Biener <rguenther@suse.de>
3664 PR tree-optimization/70729
3665 * passes.def: Move LIM pass before PRE. Remove no longer
3666 required copyprop and move first DCE out of the loop pipeline.
3668 2016-05-18 David Malcolm <dmalcolm@redhat.com>
3671 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
3672 (OBJS-libcommon-target): ...here.
3673 * opts-common.c: Include spellcheck.h.
3674 (cmdline_handle_error): Build a vec of valid options and use it
3675 to suggest provide hints for misspelled arguments.
3677 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3680 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
3681 lhs if it has TREE_ADDRESSABLE type.
3683 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
3686 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
3687 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
3689 2016-05-18 Martin Jambor <mjambor@suse.cz>
3692 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
3693 input for NOP_EXPR pass-through functions.
3694 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
3695 aggregate global constant VAR_DECLs in constant jump functions.
3697 2016-05-18 Martin Jambor <mjambor@suse.cz>
3700 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
3701 from TREE_READONLY parameters.
3703 2016-05-18 Martin Jambor <mjambor@suse.cz>
3706 * cgraph.h (cgraph_indirect_call_info): New field
3707 guaranteed_unmodified.
3708 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
3709 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3711 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
3712 pass the parameter value to ipa_find_agg_cst_for_param.
3713 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
3714 guaranteed_unmodified, store AA results there instead of bailing out
3716 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
3717 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
3718 (find_constructor_constant_at_offset): New function.
3719 (ipa_find_agg_cst_from_init): Likewise.
3720 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
3721 static initializers of contants, report back through a new paameter
3722 from_global_constant if that was the case.
3723 (try_make_edge_direct_simple_call): Also pass parameter value to
3724 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3726 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
3727 (ipa_read_indirect_edge_info): Likewise.
3728 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
3729 (ipa_load_from_parm_agg): Likewise.
3731 2016-05-18 Jiong Wang <jiong.wang@arm.com>
3733 PR rtl-optimization/71150
3734 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
3737 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3740 * config/rs6000/constraints.md (wE constraint): New constraint
3741 for a vector constant that can be loaded with XXSPLTIB.
3742 (wM constraint): New constraint for a vector constant of a 1's.
3743 (wS constraint): New constraint for a vector constant that can be
3744 loaded with XXSPLTIB and a vector sign extend instruction.
3745 * config/rs6000/predicates.md (xxspltib_constant_split): New
3746 predicates for wE/wS constraints.
3747 (xxspltib_constant_nosplit): Likewise.
3748 (easy_vector_constant): Add support for constants that can be
3749 loaded via XXSPLTIB.
3750 (all_ones_constant): New predicate for vector constant with all
3752 (splat_input_operand): Add support for ISA 3.0 word splat operations.
3753 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
3754 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
3755 instruction and possibly with a sign extension.
3756 (output_vec_const_move): Add support for XXSPLTIB. If we are
3757 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
3758 instead of XXLXOR/XXLORC.
3759 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
3761 (rs6000_legitimize_reload_address): Likewise.
3762 (rs6000_output_move_128bit): Use output_vec_const_move to emit
3764 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
3765 combine VSX_M and VSX_M2 into one iterator.
3767 (VSINT_84): New iterators for loading constants with XXSPLTIB.
3768 (VSINT_842): Likewise.
3769 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
3770 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
3771 XXSPLTIB instruction.
3772 (xxspltib_<mode>_nosplit): Likewise.
3773 (xxspltib_<mode>_split): New insn to load up constants with
3774 XXSPLTIB and a sign extend instruction.
3775 (vsx_mov<mode>): Replace single move that handled all vector types
3776 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
3777 moves (when -mvsx-timode is in effect) into the main vector
3778 moves. Eliminate separate moves for <VSr> <VSa>, where the
3779 preferred register class (<VSr>) is listed first, and the
3780 secondary register class (<VSa>) is listed second with a '?' to
3781 discourage use. Prefer loading 0/-1 in any VSX register for ISA
3782 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
3783 that if the register was involved in a slow operation, the
3784 clear/set operation does not wait for the slow operation to
3785 finish. Adjust the length attributes for 32-bit mode. Use
3786 rs6000_output_move_128bit and drop the use of the string
3787 instructions for 32-bit movti when -mvsx-timode is in effect. Use
3788 spacing so that the alternatives and attributes don't generate
3789 long lines, and put things in columns, so that it is easier to
3790 match up the operands and attributes with the insn alternatives.
3791 (vsx_mov<mode>_64bit): Likewise.
3792 (vsx_mov<mode>_32bit): Likewise.
3793 (vsx_movti_64bit): Fold movti into normal vector moves.
3794 (vsx_movti_32bit): Likewise.
3795 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
3797 (vsx_splat_v4si_internal): Likewise.
3798 (vsx_splat_v4sf_internal): Likewise.
3799 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
3800 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
3801 extend vector elements.
3802 (vsx_sign_extend_hi_<mode>): Likewise.
3803 (vsx_sign_extend_si_v2di): Likewise.
3804 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
3806 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
3807 constraints. Add trailing period to wL documentation.
3809 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
3812 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
3813 * tree-dfa.c (replace_abnormal_ssa_names): New function.
3814 * tree-call-cdce.c: Include tree-dfa.h.
3815 (can_guard_call_p): New function, extracted from...
3816 (can_use_internal_fn): ...here.
3817 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
3819 (shrink_wrap_one_built_in_call): Likewise.
3820 (use_internal_fn): Likewise.
3821 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
3822 and return void. Call replace_abnormal_ssa_names.
3823 (pass_call_cdce::execute): Check can_guard_call_p during the
3824 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
3825 will always change something.
3827 2016-05-18 Martin Jambor <mjambor@suse.cz>
3830 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
3831 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
3833 2016-05-18 Martin Jambor <mjambor@suse.cz>
3836 * ipa-inline.h (condition): New field size.
3837 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
3838 for comaprison and store it into the new condition.
3839 (evaluate_conditions_for_known_args): Use condition size to check
3840 access sizes for all but CHANGED conditions.
3841 (unmodified_parm_1): New parameter size_p, store access size into it.
3842 (unmodified_parm): Likewise.
3843 (unmodified_parm_or_parm_agg_item): Likewise.
3844 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
3845 (set_cond_stmt_execution_predicate): Extract access sizes and store
3847 (set_switch_stmt_execution_predicate): Likewise.
3848 (will_be_nonconstant_expr_predicate): Likewise.
3849 (will_be_nonconstant_predicate): Likewise.
3850 (inline_read_section): Stream condition size.
3851 (inline_write_summary): Likewise.
3853 2016-05-18 Richard Biener <rguenther@suse.de>
3855 * tree-ssa-loop-im.c (determine_max_movement): Properly add
3856 condition cost to PHI cost instead of total_cost.
3858 2016-05-18 Martin Liska <mliska@suse.cz>
3861 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
3864 2016-05-18 Richard Biener <rguenther@suse.de>
3866 * lto-streamer.h (LTO_major_version): Bump to 6.
3868 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3870 * function.c (make_split_prologue_seq, make_prologue_seq,
3871 make_epilogue_seq): New functions, factored out from...
3872 (thread_prologue_and_epilogue_insns): Here.
3874 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3876 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
3877 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
3878 of before. Add a comment.
3880 2016-05-18 Bin Cheng <bin.cheng@arm.com>
3882 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
3883 expression pointer, not pointer to the pointer.
3885 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3887 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
3888 (avx2_pbroadcast<mode>): Add another alternative with v instead
3889 of x constraints in it, using <pbroadcast_evex_isa> isa.
3890 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
3892 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
3893 constraint x instead of v in second alternative, add avx512bw
3896 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
3897 constraint x instead of v in second alternative, add avx512bw
3900 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
3901 constraint x instead of v in second alternative, add avx512bw
3904 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
3905 avx512bw alternative.
3907 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3909 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
3911 (define_insn "*andnottf3"): Ditto.
3912 (define_insn "*<code><mode>3"/any_logic): Ditto.
3913 (define_insn "*<code>tf3"/any_logic): Ditto.
3914 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
3915 operand to block AVX-512VL insn variant emit when it is not enabled.
3917 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3919 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
3920 constraint fot SF mode.
3922 2016-05-18 Petr Murzin <petr.murzin@intel.com>
3923 Kirill Yukhin <kirill.yukhin@intel.com>
3925 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
3927 (define_insn "rsqrt14<mode>"): Ditto.
3928 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
3929 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
3930 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
3931 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
3932 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
3934 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
3935 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
3936 * config/i386/i386.c (ix86_print_operand): Expand check for size
3937 override codes for Intel syntax.
3939 2016-05-18 Richard Biener <rguenther@suse.de>
3941 PR tree-optimization/71168
3942 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
3943 initialization earlier.
3945 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
3947 * config/aarch64/aarch64-simd.md
3948 (aarch64_reduc_plus_internal<mode>): Rename to...
3949 (reduc_plus_scal): ...This, and remove previous implementation.
3951 2016-05-18 Richard Biener <rguenther@suse.de>
3953 * passes.def: Put late dse and cd_dce in canonical order.
3955 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
3957 * ipa-inline-transform.c (preserve_function_body_p): Look for
3958 first non-thunk clone.
3959 (save_function_body): Save into first non-thunk.
3960 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
3962 (lto_output_node): Inline thunks don't need body in every
3964 * lto-streamer-in.c: Do not fixup thunk clones.
3965 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
3967 * tree-inline.c (copy_bb): Be prepared for target node to be new after
3970 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3973 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
3974 (reassociate_bb): Call transform_add_to_multiply.
3976 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3978 * config/aarch64/aarch64.c (all_extensions): Removed unused
3981 2016-05-17 Nathan Sidwell <nathan@acm.org>
3983 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
3984 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
3986 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
3988 PR tree-optimization/54579
3990 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
3992 2016-05-17 Marek Polacek <polacek@redhat.com>
3995 * tree-inline.c (expand_call_inline): Call
3996 maybe_remove_unused_call_args.
3998 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
4000 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
4001 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
4002 * doc/md.texi (fmin@var{m}3): Likewise.
4004 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4006 * match.pd (X & C): New transformation.
4008 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4010 * match.pd (~X & Y): New transformation.
4012 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4014 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
4015 information for new SSA_NAME.
4016 (simplify_conversion_using_ranges): Get range through get_range_info
4017 instead of get_value_range.
4019 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4021 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4022 Remove inline assembly.
4023 (vmvn_s16): Likewise.
4024 (vmvn_s32): Likewise.
4025 (vmvn_u8): Likewise.
4026 (vmvn_u16): Likewise.
4027 (vmvn_u32): Likewise.
4028 (vmvnq_s8): Likewise.
4029 (vmvnq_s16): Likewise.
4030 (vmvnq_s32): Likewise.
4031 (vmvnq_u8): Likewise.
4032 (vmvnq_u16): Likewise.
4033 (vmvnq_u32): Likewise.
4034 (vmvn_p8): Likewise.
4035 (vmvnq_p16): Likewise.
4037 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4039 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4041 (vmul_n_s16): Likewise.
4042 (vmul_n_s32): Likewise.
4043 (vmul_n_u16): Likewise.
4044 (vmul_n_u32): Likewise.
4045 (vmulq_n_f32): Likewise.
4046 (vmulq_n_f64): Likewise.
4047 (vmulq_n_s16): Likewise.
4048 (vmulq_n_s32): Likewise.
4049 (vmulq_n_u16): Likewise.
4050 (vmulq_n_u32): Likewise.
4052 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4054 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4055 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4057 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4059 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4060 to *aarch64_fma4_elt_from_dup<mode>.
4061 (*aarch64_fnma4_elt_to_128df): Rename to
4062 *aarch64_fnma4_elt_from_dup<mode>.
4063 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4064 (vfms_n_f32): Likewise.
4065 (vfms_n_f64): Likewise.
4066 (vfmsq_n_f32): Likewise.
4067 (vfmsq_n_f64): Likewise.
4069 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4071 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4073 2016-05-17 Richard Biener <rguenther@suse.de>
4075 PR tree-optimization/71132
4076 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4077 Only add control dependences for blocks in the loop.
4078 (build_rdg): Adjust.
4079 (generate_code_for_partition): Return whether loop should
4080 be destroyed and delay that.
4081 (distribute_loop): Likewise.
4082 (pass_loop_distribution::execute): Record loops to be destroyed
4083 and perform delayed destroying of loops.
4085 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4088 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4090 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4092 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4094 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4097 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4098 insertion point for instructions generated by validize_mem.
4100 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4102 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4105 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4107 * config/aarch64/aarch64.c
4108 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4109 rather than a macro.
4111 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4113 * doc/invoke.texi (AArch64 Options): Various updates.
4115 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4117 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4118 into instrumentation thunks.
4119 * cif-code.def (CIF_CHKP): New.
4121 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4123 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4125 2016-05-16 Martin Jambor <mjambor@suse.cz>
4127 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4128 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4130 2016-05-16 Marek Polacek <polacek@redhat.com>
4132 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4135 2016-05-16 Martin Jambor <mjambor@suse.cz>
4138 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4139 the outlined kernel function.
4141 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4143 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4144 (ISA_HAS_DLSA): Ditto.
4146 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4148 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4150 2016-05-16 Nathan Sidwell <nathan@acm.org>
4152 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4153 (nvptx_name_replacement): Restore. Add comment.
4154 (write_fn_proto, write_fn_proto_from_insn,
4155 nvptx_output_call_insn): Restore
4156 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4158 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4160 * config/aarch64/aarch64.md
4161 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4162 (add<mode>3_compareC_imm): Likewise.
4163 (<optab>si3_uxtw): Split into register and immediate variants.
4164 (andsi3_compare0_uxtw): Likewise.
4165 (and<mode>3_compare0): Likewise.
4166 (and<mode>3nr_compare0): Likewise.
4167 (stack_protect_test_<mode>): Don't use %x for memory operands.
4169 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4171 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4173 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4175 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4176 Split integer shifts into shift_reg and bfm.
4177 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4178 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4179 (ror<mode>3_insn): Likewise.
4180 (<optab>si3_insn_uxtw): Likewise.
4181 (<optab><mode>3_insn): Change to rotate_imm.
4182 (extr<mode>5_insn_alt): Likewise.
4183 (extrsi5_insn_uxtw): Likewise.
4184 (extrsi5_insn_uxtw_alt): Likewise.
4186 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4188 * doc/tm.texi: Regenerate.
4189 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4190 (TARGET_INVALID_RETURN_TYPE): Remove.
4191 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4192 TARGET_INVALID_RETURN_TYPE.
4193 * target.def (invalid_parameter_type): Remove.
4194 (invalid_return_type): Remove.
4196 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4198 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4199 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4201 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4203 (preserve_function_body_p): No need to preserve function body
4204 * cif-codes.def (CIF_THUNK): Remove.
4205 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4207 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4209 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4211 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4213 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4216 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4218 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4219 (inline_small_functions): Do not look for function symbol when
4222 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4224 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4227 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4228 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4229 Jiong Wang <jiong.wang@arm.com>
4231 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4232 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4233 Define __ARM_FP16_ARGS when appropriate.
4234 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4236 (arm_invalid_return_type): Likewise.
4237 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4238 (TARGET_INVALID_RETURN_TYPE): Remove.
4239 (aapcs_vfp_sub_candidate): Allow HFmode.
4240 (aapcs_vfp_allocate): Add comment. Support HFmode.
4241 (aapcs_vfp_allocate_return_reg): Likewise.
4242 (struct aapcs_cp_arg_layout): Slightly reword comments for
4243 is_return_candidate and allocate_return_reg.
4244 (output_mov_vfp): Update assert.
4245 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4247 (arm_invalid_parameter_type): Remove.
4248 (amr_invalid_return_type): Remove.
4249 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4250 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4251 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4253 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4255 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4256 * config/aarch64/arch64-protos.h
4257 (aarch64_legitimize_reload_address): Remove.
4258 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4261 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4263 * configure.ac: Add ACX_NONCANONICAL_HOST.
4264 * configure: Regenerate.
4265 * Makefile.in: Set host_noncanonical.
4267 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4270 * config/i386/i386.md (*movtf_internal): Before register allocation,
4271 do not allow FP constants for CM_MEDIUM memory model, allow only
4272 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4273 (*movxf_internal): Ditto.
4274 (*movdf_internal): Ditto.
4275 (*movsf_internal): Ditto.
4277 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4279 PR rtl-optimization/67483
4280 * combine.c (make_compound_operation): Don't call extract_left_shift
4281 with negative shift amounts.
4283 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4286 * fold-const.c (fold_checksum_tree): Allow modification
4287 of TYPE_ALIAS_SET during folding.
4289 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4290 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4291 (ix86_split_to_parts): Likewise. Fix up formatting.
4293 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4295 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4296 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4299 2016-05-13 Nathan Sidwell <nathan@acm.org>
4301 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4302 (nvptx_name_replacement): Delete.
4303 (write_fn_proto, write_fn_proto_from_insn,
4304 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4305 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4306 * langhooks.c (add_builtin_funcction_common): Call
4307 targetm.mangle_decl_assembler_name.
4309 * config/nvptx/nvptx.c (write_fn_proto): Handle
4310 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4312 2016-05-13 Martin Liska <mliska@suse.cz>
4314 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4315 and PRIu64 in printf format.
4317 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4319 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4322 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4324 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4325 Change --param max-completely-peeled-times to
4326 --param max-completely-peel-times in dump file printing.
4328 2016-05-13 Richard Biener <rguenther@suse.de>
4330 PR tree-optimization/42587
4331 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4332 (find_bswap_or_nop_1): Likewise.
4333 (bswap_replace): Likewise.
4335 2016-05-13 Martin Liska <mliska@suse.cz>
4337 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4338 Initialize a variable with default value.
4340 2016-05-13 Martin Liska <mliska@suse.cz>
4342 * doc/invoke.texi: Enhance explanation of error recovery
4345 2016-05-13 Martin Liska <mliska@suse.cz>
4347 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4348 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4349 (iv_inv_expr_ent *).
4350 (struct iv_inv_expr_ent): Comment struct fields.
4351 (sort_iv_inv_expr_ent): New function.
4352 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4353 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4354 a hash_map between iv_inv_expr_ent and number of usages.
4355 (niter_for_exit): Fix coding style.
4356 (tree_ssa_iv_optimize_init): Use renamed variable.
4357 (determine_base_object): Fix coding style.
4358 (alloc_iv): Likewise.
4359 (find_interesting_uses_outside): Likewise.
4360 (add_candidate_1): Likewise.
4361 (add_standard_iv_candidates): Likewise.
4362 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4363 (prepare_decl_rtl): Fix coding style.
4364 (get_address_cost): Likewise.
4365 (get_shiftadd_cost): Likewise.
4366 (force_expr_to_var_cost): Likewise.
4367 (compare_aff_trees): Likewise.
4368 (get_expr_id): Restructure the function.
4369 (get_loop_invariant_expr_id): Renamed to
4370 get_loop_invariant_expr.
4371 (get_computation_cost_at): Replace usage of inv_expr_id with
4373 (get_computation_cost): Likewise.
4374 (determine_group_iv_cost_generic): Likewise.
4375 (determine_group_iv_cost_address): Likewise.
4376 (iv_period): Fix coding style.
4377 (iv_elimination_compare_lt): Likewise.
4378 (may_eliminate_iv): Likewise.
4379 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4381 (determine_group_iv_costs): Dump invariant expressions.
4382 (iv_ca_recount_cost): Use the newly added hash_map.
4383 (iv_ca_set_remove_invariants): Fix coding style.
4384 (iv_ca_set_add_invariants): Fix coding style.
4385 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4387 (iv_ca_set_cp): Likewise.
4388 (iv_ca_new): Initialize the newly added hash_map and remove
4389 initialization of fields.
4390 (iv_ca_free): Delete the hash_map.
4391 (iv_ca_dump): Dump invariant expressions.
4392 (iv_ca_extend): Fix coding style.
4393 (try_add_cand_for): Likewise.
4394 (create_new_ivs): Dump information about # of avg iterations and
4395 # of used invariant expressions.
4396 (rewrite_use_compare): Fix coding style.
4397 (free_loop_data): Set default value for max_inv_expr_id.
4399 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4401 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4402 returned value cse_cfg_altered computation.
4403 (rest_of_handle_cse2): Likewise.
4404 (rest_of_handle_cse_after_global_opts): Likewise.
4406 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4409 * config/arm/arm.c (arm32_output_mi_thunk): New.
4410 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4411 to split Thumb1 vs TARGET_32BIT functionality.
4412 (arm_thumb1_mi_thunk): New.
4414 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4416 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4419 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4422 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4424 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4426 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4427 (expand_builtin_trap): Emit a regular call.
4428 (set_builtin_user_assembler_name): Remove obsolete cases.
4429 * dse.c (scan_insn): Adjust.
4430 * except.c: Include calls.h.
4431 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4432 emit a regular call to setjmp.
4433 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4434 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4435 (emit_block_move_via_libcall): Delete.
4436 (block_move_fn): Delete.
4437 (init_block_move_fn): Likewise.
4438 (emit_block_move_libcall_fn): Likewise.
4439 (emit_block_op_via_libcall): New function.
4440 (set_storage_via_libcall): Tidy up and use memset builtin.
4441 (block_clear_fn): Delete.
4442 (init_block_clear_fn): Likewise.
4443 (clear_storage_libcall_fn): Likewise.
4444 (expand_assignment): Call emit_block_move_via_libcall.
4445 Do not include gt-expr.h.
4446 * expr.h (emit_block_op_via_libcall): Declare.
4447 (emit_block_copy_via_libcall): New inline function.
4448 (emit_block_move_via_libcall): Likewise.
4449 (emit_block_comp_via_libcall): Likewise.
4450 (block_clear_fn): Delete.
4451 (init_block_move_fn): Likewise.
4452 (init_block_clear_fn): Likewise.
4453 (emit_block_move_via_libcall): Likewise.
4454 (set_storage_via_libcall): Add default parameter value.
4455 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4456 (abort_libfunc): Delete.
4457 (memcpy_libfunc): Likewise.
4458 (memmove_libfunc): Likewise.
4459 (memcmp_libfunc): Likewise.
4460 (memset_libfunc): Likewise.
4461 (setbits_libfunc): Likewise.
4462 (setjmp_libfunc): Likewise.
4463 (longjmp_libfunc): Likewise.
4464 (profile_function_entry_libfunc): Likewise.
4465 (profile_function_exit_libfunc): Likewise.
4466 (gcov_flush_libfunc): Likewise.
4467 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4468 and DECL_VISIBILITY on the declaration.
4469 (init_optabs): Do not initialize obsolete libfuncs.
4470 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4471 * tree-core.h (ECF_RET1): Define.
4472 (ECF_TM_PURE): Adjust.
4473 (ECF_TM_BUILTIN): Likewise.
4474 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4475 (build_common_builtin_nodes): Initialize abort builtin.
4476 Add ECF_RET1 on memcpy, memmove and memset builtins.
4477 Pass final flags for alloca and alloca_with_align builtins.
4478 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4480 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4481 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4482 set_storage_via_libcall and call emit_block_copy_via_libcall.
4484 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4486 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4487 DImode before it is passed to ix86_output_call_operand.
4488 (*call_value_got_x32): Ditto for operand 1.
4490 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4492 PR rtl-optimization/70904
4493 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4494 reload for wide mode.
4496 2016-05-12 Marek Polacek <polacek@redhat.com>
4499 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4500 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4501 * langhooks.h (incomplete_type_error): Likewise.
4502 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4503 parameter, pass it down to incomplete_type_error.
4504 * tree.h (size_in_bytes): New inline overload.
4505 (size_in_bytes_loc): Renamed from size_in_bytes.
4507 2016-05-12 Richard Biener <rguenther@suse.de>
4509 PR tree-optimization/71059
4510 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4511 nary before looking up or entering the expression into the VN
4513 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4514 Make sure to re-use NARYs without result as inserted by
4517 2016-05-12 Richard Biener <rguenther@suse.de>
4519 PR tree-optimization/71062
4520 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4522 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4523 vars_contains_restrict if the var is a restrict tag.
4524 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4525 do not disambiguate pointers against it.
4526 (dump_points_to_solution): Re-structure and adjust for new
4527 vars_contains_restrict flag.
4528 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4530 2016-05-12 Martin Liska <mliska@suse.cz>
4532 * doc/invoke.texi: Explain connection between
4533 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4535 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4537 PR tree-optimization/71006
4538 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4539 consider COND_EXPR as a mask producer.
4541 2016-05-12 Marek Polacek <polacek@redhat.com>
4544 * opts.c (common_handle_option): Detect missing argument for --help^.
4546 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4549 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4550 when popping the PC and within an interrupt handler routine.
4551 Add missing tab to output of "ldmfd".
4552 (output_return_instruction): Output LDMFD with SP update rather
4553 than POP when returning from interrupt handler.
4555 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4557 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4558 TARGET_64BIT && TARGET_AVX512DQ.
4559 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4560 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4561 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4562 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4563 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4564 (*vec_extractv4si_zext): Add avx512dq alternative.
4565 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
4566 use v instead of x constraint in other alternatives where possible.
4568 * config/i386/sse.md (sse2_loadld): Use v instead of x
4569 constraint in alternatives 0,1,4.
4571 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
4572 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
4573 v constraints instead of x and <pinsr_evex_isa> isa attribute.
4576 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
4577 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
4578 is not emitted unless TARGET_AVX512BW.
4579 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
4580 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
4581 for the result operand.
4583 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
4584 constraint instead of x in avx alternatives. Use maybe_evex instead
4587 * config/i386/constraints.md (Yv): New constraint.
4588 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
4589 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
4590 * config/i386/i386.md (avx512fvecmode): New mode attr.
4591 (*pushtf): Use v constraint instead of x.
4592 (*movtf_internal): Likewise. For TARGET_AVX512VL and
4593 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
4594 (*absneg<mode>2): Use Yv constraint instead of x constraint.
4595 (*absnegtf2_sse): Likewise.
4596 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
4597 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
4598 avx512f alternatives.
4599 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
4601 2016-05-12 Richard Biener <rguenther@suse.de>
4603 PR tree-optimization/71060
4604 * tree-data-ref.c (initialize_data_dependence_relation): Do not
4605 require exact match of DR_BASE_OBJECT but only matching address and
4608 2016-05-12 Richard Biener <rguenther@suse.de>
4610 PR tree-optimization/70986
4611 * cfganal.c: Include cfgloop.h.
4612 (dfs_find_deadend): Prefer to take edges exiting loops.
4614 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4616 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
4617 compile and run time.
4619 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
4622 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
4624 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
4626 * config/i386/i386.c (legitimize_pic_address): Use
4627 copy_to_suggested_reg instead of gen_movsi.
4629 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4631 * config/rs6000/predicates.md (quad_memory_operand): Move most of
4632 the code into quad_address_p and call it to share code with
4633 vsx_quad_dform_memory_operand.
4634 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
4636 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
4637 bit instead of being a separate word. Split -mpower9-dform into
4638 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4639 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
4640 for the register class supporting 128-bit quad word memory offsets.
4641 (mode_supports_vsx_dform_quad): Helper function to return if the
4642 register class uses quad word memory offsets.
4643 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
4644 (rs6000_debug_reg_global): Always print if we are using LRA or not.
4645 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
4646 instructions are enabled, set up the appropriate addr_masks for
4648 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
4649 -mpower9-dform-scalar, instead of -mpower9-dform.
4650 (rs6000_option_override_internal): Split -mpower9-dform into two
4651 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
4652 -mpower9-dform switch sets or clears both. If we are not using
4653 the LRA register allocator, do not enable -mpower9-dform-vector by
4654 default. If we are using LRA, enable -mpower9-dform-vector and
4655 -mvsx-timode if it is appropriate. Issue a warning if either
4656 -mpower9-dform-vector or -mvsx-timode are explicitly used without
4658 (quad_address_offset_p): New helper function to return if the
4659 offset is legal for quad word memory instructions.
4660 (quad_address_p): New function to determin if GPR or vector
4661 register quad word memory addresses are legal.
4662 (mem_operand_gpr): Validate quad word address offsets.
4663 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
4664 d-form (register + offset) instructions.
4665 (offsettable_ok_by_alignment): Likewise.
4666 (rs6000_legitimate_offset_address_p): Likewise.
4667 (legitimate_lo_sum_address_p): Likewise.
4668 (rs6000_legitimize_address): Likewise.
4669 (rs6000_legitimize_reload_address): Add more debug statements for
4671 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
4672 d-form instructions.
4673 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
4674 d-form instructions. Distinguish different cases in debug
4675 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
4676 d-form instructions.
4677 (rs6000_preferred_reload_class): Likewise.
4678 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
4679 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
4680 of the ISA 2.06 indexed memory instructions.
4681 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
4682 use them to save/restore the saved vector registers instead of
4683 using Altivec instructions.
4684 (rs6000_emit_epilogue): Likewise.
4685 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
4686 (rs6000_opt_masks): Split -mpower9-dform into
4687 -mpower9-dform-scalar and -mpower9-dform-vector.
4688 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
4690 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
4691 ISA 3.0 vector indexed memory instructions, and fold the code into
4692 the normal mov<mode> patterns.
4693 (p9_vecstore_<mode>): Likewise.
4694 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
4696 (vsx_movti_64bit): Likewise.
4697 (vsx_movti_32bit): Likewise.
4698 * config/rs6000/constraints.md (wO constraint): New constraint for
4699 ISA 3.0 vector d-form support.
4700 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
4701 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
4702 include -mpower9-dform-vector until we switch over to LRA.
4703 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
4704 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4705 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
4706 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4707 for -mpower9-dform and -mlra.
4708 * doc/md.texi (wO constraint): Document wO constraint.
4710 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
4712 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
4713 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
4714 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
4715 Move handling of non-insn arguments inline into the sole user:
4716 (output_trans_func): ...here.
4717 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
4718 in emitted function prototype.
4719 (output_internal_insn_latency_func): Ditto. Simplify.
4720 (output_internal_maximal_insn_latency_func): Ditto. Delete
4721 always-unused argument.
4722 (output_insn_latency_func): Ditto.
4723 (output_maximal_insn_latency_func): Ditto.
4725 2016-05-11 Richard Biener <rguenther@suse.de>
4727 PR tree-optimization/71055
4728 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
4729 sth with precision not equal to access size verify we don't chop
4732 2016-05-11 Richard Biener <rguenther@suse.de>
4735 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
4736 (dwarf2out_finish): Move retry_incomplete_types call ...
4737 (dwarf2out_early_finish): ... here.
4739 2016-05-11 Richard Biener <rguenther@suse.de>
4742 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
4743 if the langhook insists on it.
4744 * fold-const.c (make_bit_field_ref): Add arg for the original
4745 reference and preserve its alias-set.
4746 (decode_field_reference): Take exp by reference and adjust it
4747 to the original memory reference.
4748 (optimize_bit_field_compare): Adjust callers.
4749 (fold_truth_andor_1): Likewise.
4750 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
4752 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4755 * cfgrtl.h (delete_insn_and_edges): Now return bool.
4756 * cfgrtl.c (delete_insn_and_edges): Likewise.
4757 * config/i386/i386.c (convert_scalars_to_vector): Remove
4759 * cse.c (cse_insn): Compute cse_cfg_altered.
4760 (delete_trivially_dead_insns): Likewise.
4761 (cse_cc_succs): Likewise.
4762 (rest_of_handle_cse): Free dominance info if required.
4763 (rest_of_handle_cse2): Likewise.
4764 (rest_of_handle_cse_after_global_opts): Likewise.
4766 2016-05-11 Alan Modra <amodra@gmail.com>
4768 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
4769 abi_v4_pass_in_fpr): New functions.
4770 (rs6000_function_arg_boundary): Exclude complex IBM long double
4771 from 64-bit alignment when ABI_V4.
4772 (rs6000_function_arg, rs6000_function_arg_advance_1,
4773 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
4775 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
4777 PR rtl-optimization/71028
4778 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
4779 jump with just a return in the fallthrough block if the branch
4780 block contains just a return as well.
4782 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
4784 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
4785 * match.pd ((X & Y) ^ Y): ... this.
4786 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
4787 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
4789 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4791 * read-md.c (require_char_ws): New function.
4792 (read_string): Simplify using require_char_ws.
4793 (handle_constants): Likewise.
4794 (handle_enum): Likewise.
4795 (handle_file): Likewise.
4796 * read-md.h (require_char_ws): New declaration.
4797 * read-rtl.c (read_conditions): Simplify using require_char_ws.
4798 (read_mapping): Likewise.
4799 (read_rtx_code): Likewise.
4800 (read_nested_rtx): Likewise.
4802 2016-05-10 James Norris <jnorris@codesourcery.com>
4804 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
4805 if offloading is enabled and -fopenacc or -fopenmp is specified.
4806 (CRTOFFLOADEND): Likewise.
4807 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
4808 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
4810 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
4812 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
4813 gotoff_operand code paths. Use copy_to_suggested_regs and
4814 expand_simple_binop where appropriate. Cleanup.
4816 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4819 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
4821 (dimode_scalar_chain::vector_const_cost): New.
4822 (dimode_scalar_chain::compute_convert_gain): Handle constants.
4823 (dimode_scalar_chain::convert_op): Likewise.
4824 (dimode_scalar_chain::convert_insn): Likewise.
4826 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4828 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
4829 unary operation, not a binary one.
4831 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4834 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
4835 calls with type casted fndecl.
4837 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4839 PR tree-optimization/70786
4840 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
4841 * calls.c (initialize_argument_information): Bind bounds
4842 with corresponding args passed by reference.
4844 2016-05-10 Jakub Jelinek <jakub@redhat.com>
4847 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
4848 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
4849 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
4852 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4855 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
4856 code for a zero scale factor.
4857 (vsx_xvcvdpuxds_scale): Likewise.
4859 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4861 * diagnostic-show-locus.c (layout::layout): Call show_ruler
4862 if show_ruler_p was set on the context.
4863 (layout::show_ruler): New method.
4864 * diagnostic.h (struct diagnostic_context): Add field
4867 2016-05-10 Richard Biener <rguenther@suse.de>
4869 PR tree-optimization/71039
4870 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
4871 (chk_uses): New function.
4872 (propagate_with_phi): Verify we can safely replicate the lhs of an
4873 aggregate assignment on all incoming edges.
4875 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
4877 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
4879 (rx_atomic_sequence): New class.
4880 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
4881 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
4883 (rx_atomic_sequence::rx_atomic_sequence,
4884 rx_atomic_sequence::~rx_atomic_sequence): New functions.
4885 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
4886 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
4887 CTRLREG_INTB): New constants.
4888 (FETCHOP): New code iterator.
4889 (fethcop_name, fetchop_name2): New iterator code attributes.
4890 (QIHI): New mode iterator.
4891 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
4892 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
4893 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
4895 2016-05-10 Martin Liska <mliska@suse.cz>
4897 * tree-inline.c (remap_dependence_clique): Do not remap
4898 debugging statements.
4900 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4902 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
4903 ("*fixuns_truncdfdi2_z13")
4904 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
4905 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
4906 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
4908 2016-05-10 Richard Biener <rguenther@suse.de>
4910 PR tree-optimization/70497
4911 PR tree-optimization/28367
4912 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
4914 (visit_reference_op_load): ... here.
4915 (vn_reference_lookup_3): Use it to handle subreg-like accesses
4916 with simplified BIT_FIELD_REFs.
4917 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
4918 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
4921 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4923 * dwarf2out.c (add_abstract_origin_attribute): Adjust
4924 documentation comment. For BLOCK nodes, add a
4925 DW_AT_abstract_origin attribute that points to the DIE generated
4926 for the origin BLOCK.
4927 (gen_lexical_block_die): Call add_abstract_origin_attribute for
4928 blocks from inlined functions.
4930 2016-05-10 Alan Modra <amodra@gmail.com>
4933 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
4934 regrename modifying insns saving lr before __morestack call.
4935 * config/rs6000/rs6000.md (split_stack_return): Similarly for
4936 insns restoring lr after __morestack call.
4938 2016-05-09 Jakub Jelinek <jakub@redhat.com>
4940 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
4941 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
4943 * config/i386/sse.md (vec_interleave_high<mode>,
4944 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
4945 <avx512>_vpermt2var<mode>3_maskz): Likewise.
4947 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4949 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
4950 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
4951 parallel reassociation for power8 and forward.
4953 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
4955 * config/i386/i386.md (absneg splitters with general regs): Use
4956 general_reg_operand predicate.
4957 (btsq peephole2): Use x86_64_immediate_operand to check if new
4958 value is suitable for immediate operand. Generate emitted insn
4959 using RTL expressions.
4960 (btcq peephole2): Ditto.
4961 (btrq peephole2): Ditto. Generate correct immediate operand
4964 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4966 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
4969 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4971 * tree-affine.c (wide_int_constant_multiple_p): Add missing
4972 pointer dereference.
4974 2016-05-09 Richard Biener <rguenther@suse.de>
4976 PR tree-optimization/70985
4977 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
4978 op0 isn't a gimple register.
4980 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
4982 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
4983 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
4984 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
4985 (i6400_fpu_mult): New cpu units.
4986 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
4987 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
4988 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
4989 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
4990 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
4991 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
4992 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
4993 (i6400_msa_long_float4, i6400_msa_long_float5)
4994 (i6400_msa_long_float8, i6400_msa_fdiv_df)
4995 (i6400_msa_fdiv_sf): New reservations.
4996 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
4997 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
4998 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
4999 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
5000 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
5001 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
5002 (msa_short_cmp, msa_short_float2, msa_short_logic3)
5003 (msa_short_store4, msa_long_load, msa_short_store)
5004 (msa_long_logic, msa_long_float2, msa_long_float4)
5005 (msa_long_float5, msa_long_float8, msa_long_mult)
5006 (msa_long_fdiv, msa_long_div): New reservations.
5008 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
5009 Sameera Deshpande <sameera.deshpande@imgtec.com>
5010 Matthew Fortune <matthew.fortune@imgtec.com>
5011 Graham Stott <graham.stott@imgtec.com>
5012 Chao-ying Fu <chao-ying.fu@imgtec.com>
5014 * config.gcc: Add MSA header file for mips*-*-* target.
5015 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
5016 (Ubv8i, Urv8): New constraints.
5017 * config/mips/mips-ftypes.def: Add function types for MSA
5019 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5020 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5021 * config/mips/mips-msa.md: New file.
5022 * config/mips/mips-protos.h
5023 (mips_split_128bit_const_insns): New prototype.
5024 (mips_msa_idiv_insns): Likewise.
5025 (mips_split_128bit_move): Likewise.
5026 (mips_split_128bit_move_p): Likewise.
5027 (mips_split_msa_copy_d): Likewise.
5028 (mips_split_msa_insert_d): Likewise.
5029 (mips_split_msa_fill_d): Likewise.
5030 (mips_expand_msa_branch): Likewise.
5031 (mips_const_vector_same_val_p): Likewise.
5032 (mips_const_vector_same_bytes_p): Likewise.
5033 (mips_const_vector_same_int_p): Likewise.
5034 (mips_const_vector_shuffle_set_p): Likewise.
5035 (mips_const_vector_bitimm_set_p): Likewise.
5036 (mips_const_vector_bitimm_clr_p): Likewise.
5037 (mips_msa_vec_parallel_const_half): Likewise.
5038 (mips_msa_output_division): Likewise.
5039 (mips_ldst_scaled_shift): Likewise.
5040 (mips_expand_vec_cond_expr): Likewise.
5041 * config/mips/mips.c (enum mips_builtin_type): Add
5042 MIPS_BUILTIN_MSA_TEST_BRANCH.
5043 (mips_gen_const_int_vector_shuffle): New prototype.
5044 (mips_const_vector_bitimm_set_p): New function.
5045 (mips_const_vector_bitimm_clr_p): Likewise.
5046 (mips_const_vector_same_val_p): Likewise.
5047 (mips_const_vector_same_bytes_p): Likewise.
5048 (mips_const_vector_same_int_p): Likewise.
5049 (mips_const_vector_shuffle_set_p): Likewise.
5050 (mips_symbol_insns): Forbid loading symbols via immediate for
5052 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5054 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5056 (mips_lx_address_p): Add support load indexed address for MSA.
5057 (mips_address_insns): Add calculation of instructions needed for
5058 stores and loads for MSA.
5059 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5060 CONST_VECTOR for MSA and let it fall through.
5061 (mips_ldst_scaled_shift): New function.
5062 (mips_subword_at_byte): Likewise.
5063 (mips_msa_idiv_insns): Likewise.
5064 (mips_legitimize_move): Validate MSA moves.
5065 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5066 calculation of costs for MSA division.
5067 (mips_split_move_p): Check if MSA moves need splitting.
5068 (mips_split_move): Split MSA moves if necessary.
5069 (mips_split_128bit_move_p): New function.
5070 (mips_split_128bit_move): Likewise.
5071 (mips_split_msa_copy_d): Likewise.
5072 (mips_split_msa_insert_d): Likewise.
5073 (mips_split_msa_fill_d): Likewise.
5074 (mips_output_move): Handle MSA moves.
5075 (mips_expand_msa_branch): New function.
5076 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5077 Reinstate 'y' modifier.
5078 (mips_file_start): Add MSA .gnu_attribute.
5079 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5081 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5082 (mips_class_max_nregs): Add register size for MSA supported mode.
5083 (mips_cannot_change_mode_class): Allow conversion between MSA
5084 vector modes and TImode.
5085 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5087 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5088 (mips_preferred_simd_mode): Add preffered modes for MSA.
5089 (mips_vector_mode_supported_p): Add MSA supported modes.
5090 (mips_autovectorize_vector_sizes): New function.
5091 (mips_msa_output_division): Likewise.
5092 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5093 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5094 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5095 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5096 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5097 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5098 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5099 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5100 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5101 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5102 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5103 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5104 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5105 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5106 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5107 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5108 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5109 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5110 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5111 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5112 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5113 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5114 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5115 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5116 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5117 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5118 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5119 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5120 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5121 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5122 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5123 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5124 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5125 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5126 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5127 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5128 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5129 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5130 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5131 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5132 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5133 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5134 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5135 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5136 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5137 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5138 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5139 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5140 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5141 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5142 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5143 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5144 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5145 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5146 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5147 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5148 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5149 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5150 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5151 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5152 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5153 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5154 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5155 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5156 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5157 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5158 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5159 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5160 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5161 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5162 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5163 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5164 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5165 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5166 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5167 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5168 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5169 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5170 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5171 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5172 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5173 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5174 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5175 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5176 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5177 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5178 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5179 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5180 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5181 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5182 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5183 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5184 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5185 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5186 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5187 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5188 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5189 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5190 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5191 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5192 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5193 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5194 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5195 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5196 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5197 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5198 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5199 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5200 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5201 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5202 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5203 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5204 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5205 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5206 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5207 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5208 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5209 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5210 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5211 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5212 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5213 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5214 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5215 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5216 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5217 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5218 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5219 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5220 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5221 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5222 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5223 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5224 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5225 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5226 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5227 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5228 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5229 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5230 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5231 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5232 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5233 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5234 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5235 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5236 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5237 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5238 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5239 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5240 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5241 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5242 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5244 (mips_get_builtin_decl_index): New array.
5245 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5246 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5247 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5248 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5249 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5251 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5253 (mips_expand_builtin_insn): Prepare operands for
5254 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5255 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5256 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5257 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5258 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5259 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5260 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5261 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5262 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5263 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5264 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5265 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5266 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5267 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5268 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5269 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5270 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5271 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5272 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5273 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5274 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5275 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5276 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5277 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5278 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5279 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5280 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5281 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5282 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5283 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5284 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5285 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5286 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5287 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5288 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5289 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5290 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5291 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5292 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5293 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5294 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5295 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5296 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5297 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5298 These are set implicitly and an error is reported if overridden.
5299 (mips_expand_builtin_msa_test_branch): New function.
5300 (mips_expand_msa_shuffle): Likewise.
5301 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5302 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5303 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5304 (mips_expand_vec_unpack): Add support for MSA.
5305 (mips_expand_vector_init): Likewise.
5306 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5307 instead of const0_rtx.
5308 (mips_msa_vec_parallel_const_half): New function.
5309 (mips_gen_const_int_vector): Likewise.
5310 (mips_gen_const_int_vector_shuffle): Likewise.
5311 (mips_expand_msa_cmp): Likewise.
5312 (mips_expand_vec_cond_expr): Likewise.
5313 * config/mips/mips.h
5314 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5315 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5317 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5318 (ISA_HAS_MSA): New macro.
5319 (UNITS_PER_MSA_REG): Likewise.
5320 (BITS_PER_MSA_REG): Likewise.
5321 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5322 (MSA_REG_FIRST): New macro.
5323 (MSA_REG_LAST): Likewise.
5324 (MSA_REG_NUM): Likewise.
5325 (MSA_REG_P): Likewise.
5326 (MSA_REG_RTX_P): Likewise.
5327 (MSA_SUPPORTED_MODE_P): Likewise.
5328 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5329 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5330 * config/mips/mips.md: Include mips-msa.md.
5331 (alu_type): Add simd_add.
5332 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5333 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5334 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5335 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5336 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5337 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5338 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5339 simd_move, simd_load, simd_store. Choose "multi" for moves
5341 (qword_mode): New attribute.
5342 (insn_count): Add instruction count for quad moves.
5343 Increase the count for MIPS SIMD division.
5344 (UNITMODE): Add UNITMODEs for vector types.
5345 (addsub): New code iterator.
5346 * config/mips/mips.opt (mmsa): New option.
5347 * config/mips/msa.h: New file.
5348 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5350 * config/mips/mti-linux.h: Likewise.
5351 * config/mips/predicates.md
5352 (const_msa_branch_operand): New constraint.
5353 (const_uimm3_operand): Likewise.
5354 (const_uimm4_operand): Likewise.
5355 (const_uimm5_operand): Likewise.
5356 (const_uimm8_operand): Likewise.
5357 (const_imm5_operand): Likewise.
5358 (aq10b_operand): Likewise.
5359 (aq10h_operand): Likewise.
5360 (aq10w_operand): Likewise.
5361 (aq10d_operand): Likewise.
5362 (const_m1_operand): Likewise.
5363 (reg_or_m1_operand): Likewise.
5364 (const_exp_2_operand): Likewise.
5365 (const_exp_4_operand): Likewise.
5366 (const_exp_8_operand): Likewise.
5367 (const_exp_16_operand): Likewise.
5368 (const_vector_same_val_operand): Likewise.
5369 (const_vector_same_simm5_operand): Likewise.
5370 (const_vector_same_uimm5_operand): Likewise.
5371 (const_vector_same_uimm6_operand): Likewise.
5372 (const_vector_same_uimm8_operand): Likewise.
5373 (par_const_vector_shf_set_operand): Likewise.
5374 (reg_or_vector_same_val_operand): Likewise.
5375 (reg_or_vector_same_simm5_operand): Likewise.
5376 (reg_or_vector_same_uimm6_operand): Likewise.
5377 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5379 * doc/invoke.texi (-mmsa): Document new option.
5381 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5383 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5384 * configure: Regenerate.
5385 * config.in: Regenerate.
5386 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5388 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5389 (ENDFILE_VTV_SPEC): Define.
5391 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5393 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5394 registers in all interrupt handlers if necessary.
5395 (rl78_option_override): Add warning.
5396 (MUST_SAVE_MDUC_REGISTERS): New macro.
5397 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5398 * config/rl78/rl78.c (check_mduc_usage): New function.
5399 (mduc_regs): New structure to hold MDUC register data.
5400 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5401 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5402 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5403 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5404 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5405 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5407 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5409 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5410 (tree-ssa-loop-niter.h): Ditto.
5411 (idx_within_array_bound, ref_within_array_bound): New functions.
5412 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5413 Factor out check on writable base object to ...
5414 (base_object_writable): ... here.
5416 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5418 * config/arm/arm.md (probe_stack): Add modes to set source
5421 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5423 * regrename.c (base_reg_class_for_rename): New static function.
5424 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5426 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5428 * cgraph.c (thunk_adjust): Export.
5429 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5430 * cgraphunit.c (thunk_adjust): Export.
5431 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5433 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5435 * tree-inline.c (expand_call_inline): Expand thunks inline.
5437 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5440 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5441 (*sse2_vd_cvtss2sd): Ditto.
5442 * config/i386/i386.md
5443 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5444 Generate *sse2_vd_cvtsd2ss pattern.
5445 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5446 Generate *sse2_vd_cvtss2sd pattern.
5448 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5450 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5451 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5454 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5456 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5457 * config/sh/sh.c: Define and declare variables on first use throughout
5459 (current_function_interrupt): Change to bool type.
5460 (frame_insn): Rename to emit_frame_insn and update users.
5461 (push_regs): Use bool for 'interrupt_handler' argument.
5462 (save_schedule_s): Remove.
5463 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5464 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5465 targetm.asm_out.unaligned_op.di.
5466 (gen_far_branch): Remove redundant forward declaration.
5467 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5468 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5469 (sh_set_return_address, sh_function_ok_for_sibcall,
5470 scavenge_reg): Update comments.
5471 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5472 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5473 (sh_attr_renesas_p): Remove unnecessary parentheses.
5474 (branch_dest): Simplify.
5475 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5476 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5477 (CUMULATIVE_ARGS): Change macro to typedef.
5478 (current_function_interrupt): Change to bool type.
5479 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5480 Surround with __cplusplus ifdef.
5481 (sh_compare_op0, sh_compare_op1): Remove.
5482 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5484 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5486 * config/arm/arm.md: (arch): Add neon.
5487 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5488 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5489 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5490 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5491 attributes for alt renumbering. Mark alt 3 as non-predicable.
5492 (thumb2_movdf_vfp): Likewise.
5494 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5496 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5497 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5498 (*andqi_1): Add preferred_for_speed attribute to disparage
5499 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5500 (*<code>qi_1): Ditto.
5501 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5502 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5503 (*ashlqi3_1): Ditto.
5504 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5505 Add preferred_for_size attribute to disparage alternative 0 and
5506 preferred_for_speed attribute to disparage alternative 1 for
5507 TARGET_PARTIAL_REG_STALL targets.
5509 2016-05-07 Tom de Vries <tom@codesourcery.com>
5511 PR tree-optimization/70956
5512 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5515 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5517 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5518 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5519 * config/sh/sh.md (branch_zero): Remove define_attr.
5520 (define_delay): Disable delay slot if branch distance is one insn.
5522 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5524 * config/i386/i386.md (LEAMODE): New mode attribute.
5525 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5526 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5527 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5528 operand 2 predicate.
5529 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5530 (*lea<mode>_general_3): Ditto.
5531 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5533 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5535 * genmddump.c (main): Convert argv from char ** to const char **.
5537 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5539 * coretypes.h (OVERRIDE): New macro.
5542 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5544 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5545 allow coalescing if the types are compatible.
5547 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5549 * pass_manager.h (pass_manager::register_pass_name): New method.
5550 (pass_manager::get_pass_by_name): New method.
5551 (pass_manager::create_pass_tab): New method.
5552 (pass_manager::m_name_to_pass_map): New field.
5553 * passes.c (name_to_pass_map): Delete global in favor of field
5554 "m_name_to_pass_map" of pass_manager.
5555 (register_pass_name): Rename from a function to...
5556 (pass_manager::register_pass_name): ...this method, updating
5557 for renaming of global "name_to_pass_map" to field
5558 "m_name_to_pass_map".
5559 (create_pass_tab): Rename from a function to...
5560 (pass_manager::create_pass_tab): ...this method, updating
5561 for renaming of global "name_to_pass_map" to field.
5562 (get_pass_by_name): Rename from a function to...
5563 (pass_manager::get_pass_by_name): ...this method.
5564 (enable_disable_pass): Convert use of get_pass_by_name to
5565 a method call, locating the pass_manager singleton.
5567 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5569 * genattr-common.c (main): Convert argv from char ** to const char **.
5570 * genattr.c (main): Likewise.
5571 * genattrtab.c (main): Likewise.
5572 * genautomata.c (initiate_automaton_gen): Likewise.
5574 * gencodes.c (main): Likewise.
5575 * genconditions.c (main): Likewise.
5576 * genconfig.c (main): Likewise.
5577 * genconstants.c (main): Likewise.
5578 * genemit.c (main): Likewise.
5579 * genenums.c (main): Likewise.
5580 * genextract.c (main): Likewise.
5581 * genflags.c (main): Likewise.
5582 * genmddeps.c (main): Likewise.
5583 * genopinit.c (main): Likewise.
5584 * genoutput.c (main): Likewise.
5585 * genpeep.c (main): Likewise.
5586 * genpreds.c (main): Likewise.
5587 * genrecog.c (main): Likewise.
5588 * gensupport.c (init_rtx_reader_args_cb): Likewise.
5589 (init_rtx_reader_args): Likewise.
5590 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5591 (init_rtx_reader_args): Likewise.
5592 * gentarget-def.c (main): Likewise.
5593 * read-md.c (read_md_files): Likewise.
5594 * read-md.h (read_md_files): Likewise.
5596 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5598 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
5599 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
5600 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
5601 Remove unused predicate.
5602 (register_and_not_fp_reg_operand): Ditto.
5604 2016-05-06 Martin Liska <mliska@suse.cz>
5606 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
5607 instead of vec as the vector is local to the function.
5609 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5611 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
5612 avx512bw alternative.
5614 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
5615 before the ashr<mode>3 pattern.
5617 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
5618 v instead of x in vex or maybe_vex alternatives, use
5619 maybe_evex instead of vex in prefix.
5621 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
5622 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
5623 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
5624 in vex or maybe_vex alternatives, use maybe_evex instead of vex
5627 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
5628 v instead of x in vex or maybe_vex alternatives, use
5629 maybe_evex instead of vex in prefix.
5631 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
5632 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
5633 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
5634 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
5635 alternatives, use maybe_evex instead of vex in prefix.
5637 * config/i386/sse.md (vec_interleave_lowv4sf,
5638 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
5639 v instead of x in vex or maybe_vex alternatives, use
5640 maybe_evex instead of vex in prefix.
5642 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
5643 v instead of x in vex or maybe_vex alternatives, use
5644 maybe_evex instead of vex in prefix.
5646 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
5647 v constraint instead of x.
5649 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
5651 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
5652 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
5655 2016-05-06 Richard Biener <rguenther@suse.de>
5657 PR tree-optimization/70948
5658 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
5659 Properly clobber all fields of va_list for __builtin_va_start.
5661 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
5664 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
5665 loop latch destination.
5667 2016-05-06 Martin Liska <mliska@suse.cz>
5669 * tree-ssa-uninit.c: Apply manual changes
5670 to the GNU coding style.
5671 (prune_uninit_phi_opnds): Rename from
5672 prune_uninit_phi_opnds_in_unrealizable_paths.
5674 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5676 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
5677 mspace): Remove deprecated options.
5678 * doc/invoke.texi (SH options): Remove -mspace.
5680 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5682 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
5684 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5686 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
5687 corresponding combine split pattern.
5689 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5692 * config/sh/predicates.md (long_displacement_mem_operand): New.
5693 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
5694 Add movi20, movi20s alternatives. Adjust length attribute for
5696 (movsi_ie): Allow for any FPU. Adjust length attribute for
5698 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
5699 attribute for alternatives.
5700 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
5701 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
5702 length attribute for alternatives.
5704 2016-05-06 Richard Biener <rguenther@suse.de>
5706 PR tree-optimization/70960
5707 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
5709 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5712 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
5713 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
5715 2016-05-06 Marek Polacek <polacek@redhat.com>
5718 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
5720 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5723 * config/sh/sh.md (*rotcr): Add another variant.
5725 2016-05-06 Richard Biener <rguenther@suse.de>
5728 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
5730 2016-05-06 Richard Biener <rguenther@suse.de>
5733 * fold-const.c (split_tree): Always convert to the original type
5736 2016-05-06 Richard Biener <rguenther@suse.de>
5738 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
5739 (fwprop_addr): Likewise.
5741 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5744 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
5746 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
5747 * config/i386/i386.md (push mem splitter): Use find_constant_src in
5748 the splitter condition.
5749 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
5750 the splitter condition.
5751 (FP float_extend load splitter): Ditto.
5753 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
5755 * config/i386/i386.md (peehole2 patterns): Change true_regnum
5756 to REGNO in all peephole2 patterns.
5757 (post-reload splitters): Change true_regnum to REGNO in
5758 post-reload splitters.
5759 (zero_extend splitters): Use general_reg_operand and
5760 nonimmediate_gr_operand predicates.
5762 2016-05-05 Jakub Jelinek <jakub@redhat.com>
5764 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
5765 v constraint instead of x.
5767 2016-05-05 Alan Modra <amodra@gmail.com>
5770 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
5771 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
5772 TARGET_NO_FP_IN_TOC for -mrelocatable.
5773 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
5774 TARGET_RELOCATABLE test.
5775 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5776 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5777 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5778 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5779 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5780 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5781 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5782 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5783 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
5784 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5786 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
5787 (rs6000_stack_info): Likewise.
5788 (rs6000_elf_asm_out_constructor): Likewise.
5789 (rs6000_elf_asm_out_destructor): Likewise.
5790 (rs6000_elf_declare_function_name): Likewise.
5791 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
5792 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
5795 2016-05-05 Alan Modra <amodra@gmail.com>
5797 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
5799 2016-05-05 Alan Modra <amodra@gmail.com>
5801 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
5802 out-of-line gpr restore for one or two regs if that would add
5805 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
5808 * config/i386/i386.md
5809 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
5810 Change to post-epilogue_completed late splitter. Use sse_reg_operand
5811 as operand 0 predicate.
5812 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
5814 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
5815 Ditto. Emit the pattern using RTX.
5817 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
5818 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
5819 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
5820 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
5822 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
5823 sse_reg_operand as operand 0 predicate.
5825 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
5826 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
5827 instead of gen_rtx_REG.
5828 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
5831 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5833 * function.c (emit_use_return_register_into_block): Delete.
5834 (gen_return_pattern): Delete.
5835 (emit_return_into_block): Delete.
5836 (active_insn_between): Delete.
5837 (convert_jumps_to_returns): Delete.
5838 (emit_return_for_exit): Delete.
5839 (thread_prologue_and_epilogue_insns): Delete all code dealing with
5840 simple_return for shrink-wrapped blocks.
5841 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
5842 end of blocks that need one.
5843 (get_unconverted_simple_return): Delete.
5844 (convert_to_simple_return): Delete.
5845 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
5846 (convert_to_simple_return): Ditto.
5848 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5850 * cfgcleanup.c (bb_is_just_return): New function.
5851 (try_optimize_cfg): Simplify jumps to return, branches to return,
5852 and branches around return.
5854 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5856 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
5859 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5863 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
5864 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
5865 assert flags & OEP_HASH_CHECK, instead of asserting it
5866 never happens. Handle TARGET_EXPR.
5867 * fold-const.c (operand_equal_p): For hash verification,
5868 or in OEP_HASH_CHECK into flags.
5870 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
5872 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
5874 (compute_samebase_partition_bases): Fix typo.
5876 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5878 * config/i386/sse.md (vec_interleave_highv8sf,
5879 vec_interleave_lowv8sf, vec_interleave_highv4df,
5880 vec_interleave_lowv4df): Remove constraints from expanders.
5882 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
5884 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5886 * tree-inline.c (expand_call_inline): Fix path dealing with
5887 making lhs of call statement undefined.
5889 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5891 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
5892 Check availability on NODE, too.
5893 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
5894 (cgraph_node::call_for_symbol_and_aliases): Likewise.
5895 (varpool_node::call_for_symbol_and_aliase): Likewise.
5896 * ipa-pure-const.c (add_new_function): Analyze all bodies.
5897 (propagate_pure_const): Propagate across interposable functions, too.
5898 (skip_function_for_local_pure_const): Do not skip interposable bodies
5900 (pass_local_pure_const::execute): Update.
5902 2016-05-04 Marek Polacek <polacek@redhat.com>
5904 * doc/invoke.texi: Document -Wdangling-else.
5906 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5908 * config.gcc: Error out when conflicting multilib is detected. Do not
5909 loop over multilibs since no combination is legal.
5911 2016-05-04 Alan Modra <amodra@gmail.com>
5913 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
5914 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
5915 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5918 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
5920 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
5921 Clean up p5600 comments.
5923 2016-05-04 Richard Biener <rguenther@suse.de>
5925 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
5926 constructor simplifications.
5927 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
5929 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
5931 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
5932 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
5933 result.set_rtx is null instead of aborting.
5934 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
5936 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
5937 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
5938 *mov<mode>_store_postinc): New patterns.
5940 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
5942 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
5943 as commutative. Check both conversions are NOP.
5944 ((A & B) OP (C & B)): Remove.
5946 2016-05-04 Alan Modra <amodra@gmail.com>
5948 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
5950 2016-05-04 Alan Modra <amodra@gmail.com>
5953 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
5954 when cr2,3,4 are all fixed regs.
5956 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
5958 PR rtl-optimization/57193
5959 * opts.c (default_options_table): Revert OPT_frename_registers change.
5960 * doc/invoke.texi (-frename-registers, -O2): Likewise.
5962 2016-05-03 Martin Sebor <msebor@redhat.com>
5965 * builtins.c (fold_builtin_FILE): New function.
5966 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
5967 (fold_builtin_0): Call them.
5968 * gimplify.c (gimplify_call_expr): Remove the handling of
5969 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
5972 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
5973 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
5977 * doc/extend.texi (Function Names as Strings): Update __func__,
5978 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
5981 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5982 Richard Biener <rguenther@suse.de>
5984 PR tree-optimization/70916
5985 * tree-if-conv.c: Include cfganal.h.
5986 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
5987 and remove_fake_exit_edges around the optimization pass.
5989 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
5991 * cgraph.c (symbol_table::create_edge): Set inline_failed.
5992 (cgraph_edge::make_direct): Likewise.
5993 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
5994 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
5995 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
5996 (CIF_THUNK): New code.
5997 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
5998 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
5999 (compute_inline_parameters): Set inline_failed for thunks.
6000 (inline_analyze_function): Cleanup.
6001 * ipa-inline.c (can_inline_edge_p): Do not deal with
6002 call_stmt_cannot_inline_p.
6003 (can_early_inline_edge_p): Likewise.
6004 (early_inliner): Initialize inline_failed.
6005 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
6007 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
6009 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
6010 from nonimm_ssenomem_operand.
6011 (nonimm_ssenomem_operand): New predicate.
6012 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
6013 as operand 0 predicate.
6014 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
6015 Disable unsupported alternatives using "enabled" attribute.
6016 Use register_ssemem_operand as operand 0 predicate.
6017 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
6019 2016-05-03 Marek Polacek <polacek@redhat.com>
6022 * input.c (expansion_point_location): New function.
6023 * input.h (expansion_point_location): Declare.
6025 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6027 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6028 occurence with frame_offset_ ones.
6030 2016-05-03 Alan Modra <amodra@gmail.com>
6032 PR rtl-optimization/70890
6033 * ira.c (combine_and_move_insns): When moving def_insn, remove
6036 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6038 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6039 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6040 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6041 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6043 2016-05-03 Alan Modra <amodra@gmail.com>
6045 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6046 for SAVE_MULTIPLE/STORE_MULTIPLE.
6048 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6050 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6051 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6053 2016-05-03 Richard Biener <rguenther@suse.de>
6055 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6057 (gimplify_arg): Likewise.
6058 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6059 re-writing the result to a decl if required.
6060 (internal_get_tmp_var): Add allow_ssa parameter
6061 and override into_ssa with it.
6062 (get_formal_tmp_var): Adjust.
6063 (get_initialized_tmp_var): Add allow_ssa parameter.
6064 (gimplify_arg): Add allow_ssa parameter and avoid generating
6065 SSA names for the result false.
6066 (gimplify_call_expr): If the call may return twice do not
6067 gimplify parameters into SSA.
6068 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6069 (gimplify_modify_expr): Adjust assert. For noreturn calls
6070 with a SSA name LHS adjust its def.
6071 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6072 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6073 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6074 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6075 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6076 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6077 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6078 (optimize_target_teams): Do not allow SSA names for clause operands.
6079 (gimplify_expr): Likewise for where we mark the result addressable.
6080 * passes.def (pass_init_datastructures): Remove.
6081 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6082 (rewrite_stmt): Likewise.
6083 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6084 (replace_locals_op): Replace SSA names.
6085 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6086 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6087 * cgraph.c (release_function_body): Free CFG annotations only
6088 when we have a CFG. Simplify.
6089 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6090 force_gimple_operand instead of get_initialized_tmp_var.
6091 * tree-pass.h (make_pass_init_datastructures): Remove.
6092 * tree-ssa.c (execute_init_datastructures): Remove.
6093 (pass_data_init_datastructures): Likewise.
6094 (class pass_init_datastructures): Likewise.
6095 (make_pass_init_datastructures): Likewise.
6096 * omp-low.c (create_omp_child_function): Init SSA data structures.
6097 (grid_expand_target_grid_body): Likewise.
6098 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6099 name before adding it to names_to_release.
6100 (remove_bb): Always release SSA defs.
6101 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6102 before dereferencing it.
6103 * cgraphunit.c (init_lowered_empty_function): Always
6104 int SSA data structures.
6105 * tree-ssanames.c (release_defs): Remove assert that we are in
6107 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6109 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6110 Uros Bizjak <ubizjak@gmail.com>
6112 PR rtl-optimization/70467
6113 * config/i386/predicates.md (x86_64_hilo_int_operand,
6114 x86_64_hilo_general_operand): New predicates.
6115 * config/i386/constraints.md (Wd): New constraint.
6116 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6117 (general_hilo_operand): New mode attr.
6118 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6119 instead of <general_operand>.
6120 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6121 x86_64_hilo_general_operand instead of <general_operand>.
6123 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6125 PR tree-optimization/70916
6126 * tree-if-conv.c (constant_or_ssa_name): Removed.
6127 (fold_build_cond_expr): Use is_gimple_val instead of
6128 constant_or_ssa_name.
6130 PR tree-optimization/70916
6131 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6132 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6135 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6136 (optimize_atomic_bit_test_and): New function.
6137 (pass_fold_builtins::execute): Use it.
6138 * optabs.def (atomic_bit_test_and_set_optab,
6139 atomic_bit_test_and_complement_optab,
6140 atomic_bit_test_and_reset_optab): New optabs.
6141 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6142 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6143 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6144 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6145 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6146 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6147 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6148 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6149 atomic_bit_test_and_complement@var{mode},
6150 atomic_bit_test_and_reset@var{mode}): Document.
6151 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6152 atomic_bit_test_and_complement<mode>,
6153 atomic_bit_test_and_reset<mode>): New expanders.
6154 (atomic_bit_test_and_set<mode>_1,
6155 atomic_bit_test_and_complement<mode>_1,
6156 atomic_bit_test_and_reset<mode>_1): New insns.
6158 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6160 PR rtl-optimization/70687
6161 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6162 instead of unsigned HOST_WIDE_INT.
6164 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6166 PR rtl-optimization/44281
6167 * hard-reg-set.h (struct target_hard_regs): New field
6168 x_fixed_nonglobal_reg_set.
6169 (fixed_nonglobal_reg_set): New macro.
6170 * reginfo.c (init_reg_sets_1): Initialize it.
6171 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6173 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6175 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6177 PR tree-optimization/56541
6178 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6179 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6180 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6181 (any_complicated_phi): new static variable.
6182 (aggressive_if_conv): delete.
6183 (if_convertible_phi_p): support phis with more than two arguments.
6184 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6185 critical pred edges.
6186 (ifcvt_split_critical_edges): support phis with more than two
6187 arguments by checking new parameter. only split critical edges
6189 (tree_if_conversion): handle simd pragma marked loop using new
6190 local variable aggressive_if_conv. check any_complicated_phi.
6192 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6194 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6197 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6199 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6202 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6204 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6205 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6206 define_insn_and_split.
6207 (mulsi3_i): New define_insn_and_split.
6208 (mulsi3_call): Convert to define_insn.
6209 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6212 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6214 * machmode.h (mode_complex): Add support to give the complex mode
6216 (GET_MODE_COMPLEX_MODE): Likewise.
6217 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6218 stored by build_complex_type and gfc_build_complex_type instead of
6219 trying to figure out the appropriate mode based on the size. Raise
6220 an assertion error, if the type was not set.
6221 * genmodes.c (struct mode_data): Add field for the complex type of
6223 (blank_mode): Likewise.
6224 (make_complex_modes): Remember the complex mode created in the
6226 (emit_mode_complex): Write out the mode_complex array to map a
6227 type mode to the complex version.
6228 (emit_insn_modes_c): Likewise.
6229 * tree.c (build_complex_type): Set the complex type to use before
6230 calling layout_type.
6231 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6232 support for __float128 complex datatypes.
6233 (rs6000_hard_regno_mode_ok): Likewise.
6234 (rs6000_setup_reg_addr_masks): Likewise.
6235 (rs6000_complex_function_value): Likewise.
6236 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6237 __float128 and __ibm128 complex.
6238 (FLOAT128_IBM_P): Likewise.
6239 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6240 * doc/extend.texi (Additional Floating Types): Document that
6241 -mfloat128 must be used to enable __float128. Document complex
6242 __float128 and __ibm128 support.
6244 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6247 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6248 char/short arguments promoted to int because of promote_prototypes.
6250 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6252 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6253 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6254 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6255 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6256 alternatives using "enabled" attribute. Use register_ssemem_operand
6257 as operand 1 predicate.
6258 (*cmpi<unord>xf_i387): Split XFmode pattern from
6259 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6260 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6261 *absneg<mode>2_i387. Disable unsupported alternatives using
6262 "enabled" attribute.
6263 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6265 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6267 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6269 (oacc_loop_process): Check mask for loop termination.
6271 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6273 * cif-code.def (CIF_THUNK): Add.
6274 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6277 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6279 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6280 (dump_inline_summary): Dump it.
6281 (fp_expression_p): New predicate.
6282 (estimate_function_body_sizes): Use it.
6283 (inline_merge_summary): Merge fp_expressions.
6284 (inline_read_section): Read fp_expressions.
6285 (inline_write_summary): Write fp_expressions.
6286 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6287 codegen boundary if either caller or callee is !fp_expressions.
6288 * ipa-inline.h (inline_summary): Add fp_expressions.
6289 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6290 to fp_expressions be sure the fp generation flags are updated.
6292 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6294 PR rtl-optimization/70467
6295 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6297 PR rtl-optimization/70467
6298 * ipa-pure-const.c (check_call): Handle internal calls even in
6299 ipa mode like in local mode.
6301 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6303 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6305 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6307 * match.pd (X u< X, X u> X): New transformations.
6309 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6311 * flag-types.h (enum warn_strict_overflow_code): Move ...
6312 * coretypes.h: ... here.
6313 * fold-const.h (fold_overflow_warning): Declare.
6314 * fold-const.c (fold_overflow_warning): Make non-static.
6315 (fold_comparison): Move the transformation of X +- C1 CMP C2
6316 into X CMP C2 -+ C1 ...
6317 * match.pd: ... here.
6318 * gimple-fold.c (fold_stmt_1): Protect with
6319 fold_defer_overflow_warnings.
6321 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6323 * omp-low.c (struct oacc_loop): Add 'inner' field.
6324 (new_oacc_loop_raw): Initialize it to zero.
6325 (oacc_loop_fixed_partitions): Initialize it.
6326 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6327 available partitioning.
6329 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6331 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6333 (umulsidi3): Likewise.
6334 (indirect_jump): Fix jump instruction assembly patterns.
6336 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6339 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6340 (nvptx_function_value): Assert non-NULL cfun.
6342 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6344 PR rtl-optimization/70886
6345 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6347 * cselib.h (rtx_equal_for_cselib_1): Declare.
6348 (rtx_equal_for_cselib_p: New inline function.
6349 * cselib.c (rtx_equal_for_cselib_p): Delete.
6350 (rtx_equal_for_cselib_1): Make public.
6352 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6354 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6355 (register_mixssei387nonimm_operand): Remove predicate.
6356 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6357 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6358 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6359 for TARGET_MIX_SSE_I387 alternatives.
6360 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6361 Disable unsupported alternatives using "enabled" attribute. Use
6362 nonimm_ssenomem_operand as operand 1 predicate. Also check
6363 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6365 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6367 * tree.c (cst_and_fits_in_hwi): Simplify.
6369 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6371 * tree.h (wi::to_wide): New function.
6372 * expr.c (expand_expr_real_1): Use wi::to_wide.
6373 * fold-const.c (int_const_binop_1): Likewise.
6374 (extract_muldiv_1): Likewise.
6376 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6378 * wide-int.h: Update offset_int and widest_int documentation.
6379 (WI_SIGNED_SHIFT_RESULT): New macro.
6380 (wi::binary_shift): Define signed_shift_result_type for
6381 shifts on offset_int- and widest_int-like types.
6382 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6383 * tree.h (int_bit_position): Use shift operators instead of wi::
6385 * alias.c (adjust_offset_for_component_ref): Likewise.
6386 * expr.c (get_inner_reference): Likewise.
6387 * fold-const.c (fold_comparison): Likewise.
6388 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6389 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6390 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6391 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6392 (stmt_kills_ref_p): Likewise.
6393 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6394 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6395 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6396 (ao_ref_init_from_vn_reference): Likewise.
6398 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6400 * wide-int.h: Update offset_int and widest_int documentation.
6401 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6402 (wi::binary_traits): Allow ordered comparisons between offset_int and
6403 offset_int, between widest_int and widest_int, and between either
6404 of these types and basic C types.
6405 (operator <, <=, >, >=): Define for the same combinations.
6406 * tree.h (tree_int_cst_lt): Use comparison operators instead
6407 of wi:: comparisons.
6408 (tree_int_cst_le): Likewise.
6409 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6410 (fold_nonarray_ctor_reference): Likewise.
6411 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6412 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6413 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6414 * tree-sra.c (completely_scalarize): Likewise.
6415 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6416 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6417 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6418 (check_for_binary_op_overflow): Likewise.
6419 (search_for_addr_array): Likewise.
6420 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6422 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6424 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6425 (arc_save_restore): Likewise.
6426 (arc_dwarf_register_span): Likewise.
6427 (arc_output_pic_addr_const): Initialize suffix variable.
6429 2016-05-02 Martin Liska <mliska@suse.cz>
6431 * symbol-summary.h (function_summary::function_summary):
6432 Remove checking assert for all cgraph nodes.
6433 (function_summary::get): Check summary_uid.
6434 (symtab_insertion): Check summary_uid.
6436 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6438 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6439 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6441 (arc_dwarf_register_span): Remove enum keyword.
6442 (compact_memory_operand_p): New function.
6443 * config/arc/arc.h (reg_class): Add code density register classes.
6444 (REG_CLASS_NAMES): Likewise.
6445 (REG_CLASS_CONTENTS): Likewise.
6446 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6447 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6448 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6449 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6450 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6452 (h, Rcd, Rsd, Rzd): New register constraints.
6453 (T): Use compact_memory_operand_p function.
6454 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6456 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6458 * config/sh/sh.md (*negnegt, *movtt): Remove.
6460 2016-05-02 Marek Polacek <polacek@redhat.com>
6461 Tom de Vries <tom@codesourcery.com>
6463 PR tree-optimization/70700
6464 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6465 bigger than FIRST_REF_NODE.
6467 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6470 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6472 (prepare_cbranch_operands): Don't use scratch register. Assume that
6473 function is used when pseudos can be created.
6474 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6475 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6476 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6477 define_expand. Allow it only when pseudos can be created.
6478 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6480 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6482 * config/i386/constraints.md (BC): Only allow -1 operands.
6483 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6484 Add "enabled" attribute. Update XI mode attribute calculation.
6485 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6486 (*movoi_internal_avx): Update XI mode attribute calculation.
6487 (*movti_internal): Ditto.
6489 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6491 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6492 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6494 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6496 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6497 statement on instruction code. Remove trailing spaces.
6498 (altivec_expand_stv_builtin): Likewise.
6500 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6502 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6503 (TARGET_FPU_DOUBLE): Simplify.
6504 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6505 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6506 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6507 with 'TARGET_FPU_DOUBLE'.
6508 * config/sh/sh.md: Likewise.
6510 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6512 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6513 SH_DIV_STR_FOR_SIZE): Remove.
6514 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6515 SH_DIV_STR_FOR_SIZE): Remove.
6517 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6519 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6520 logical_reg_operand): Delete.
6521 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6522 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6523 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6524 match_operand and match_test.
6525 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6526 variables on their first use. Return bool values.
6527 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6528 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6529 arith_reg_operand for input operand. Remove empty constraints.
6531 (*xorsi3_compact): Rename to xorsi3.
6532 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6533 (*zero_extend<mode>si2_disp_mem): Update comment.
6536 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6538 * config/sh/t-sh: Remove SH5 support.
6539 * config.gcc: Likewise.
6540 * configure: Likewise.
6542 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6544 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6546 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6548 * config/sh/sh.c (register_sh_passes, sh_option_override,
6549 sh_print_operand, prepare_move_operands,
6550 sh_can_follow_jump): Remove TARGET_SH1 checks.
6551 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6552 PROMOTE_MODE): Likewise.
6553 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6556 2016-04-30 Alan Modra <amodra@gmail.com>
6558 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6559 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6560 Check for user regs later to avoid unnecessary looping over regs.
6561 Merge user reg check with non-saved reg check. Don't force
6562 inline VR restore when static chain used.
6563 (rs6000_frame_related): Omit eh_frame info for user regs when
6565 (fixed_regs_p): Delete.
6567 2016-04-30 Alan Modra <amodra@gmail.com>
6569 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
6570 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
6573 2016-04-30 Alan Modra <amodra@gmail.com>
6576 * config/rs6000/rs6000.c (fixed_reg_p): New function.
6577 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
6580 2016-04-30 Alan Modra <amodra@gmail.com>
6582 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6583 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
6584 flag_pic test for Darwin.
6586 2016-04-30 Alan Modra <amodra@gmail.com>
6588 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
6589 throw_calls_crossed.
6590 (REG_FREQ_CALLS_CROSSED): Delete.
6591 (REG_N_THROWING_CALLS_CROSSED): Delete.
6592 * regstat.c (regstat_bb_compute_ri): Don't calculate
6593 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
6594 (dump_reg_info): Don't print call cross frequency.
6595 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
6596 and REG_N_THROWING_CALLS_CROSSED.
6598 2016-04-30 Alan Modra <amodra@gmail.com>
6600 * regs.h (struct reg_info_t): Delete live_length.
6601 (REG_LIVE_LENGTH): Delete macro.
6602 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
6603 local_live, local_processed and local_live_last_luid params.
6604 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
6606 (regstat_compute_ri): Adjust for above. Don't set
6608 (dump_reg_info): Don't print live length.
6609 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
6610 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
6611 Localize loop_depth var.
6613 2016-04-30 Alan Modra <amodra@gmail.com>
6615 * ira.c (enum valid_equiv): New.
6616 (validate_equiv_mem): Return enum.
6617 (update_equiv_mem): Create replacement in more cases.
6618 (add_store_equivs): Update validate_equiv_mem call.
6620 2016-04-30 Alan Modra <amodra@gmail.com>
6622 * ira.c (combine_and_move_insns): Rather than scanning insns,
6623 use DF infrastucture to find use and def insns.
6625 2016-04-30 Alan Modra <amodra@gmail.com>
6627 ira.c (combine_and_move_insns): Move invariant conditions..
6628 (ira.c): ..to here. Call combine_and_move_insns before
6629 add_store_equivs. Call grow_reg_equivs later. Allocate
6630 req_equiv later using max_reg_num() rather than global max_regno.
6631 (contains_replace_regs): Delete.
6632 (add_store_equivs): Remove contains_replace_regs test.
6634 2016-04-30 Alan Modra <amodra@gmail.com>
6636 * ira.c (struct equiv_mem_data): New.
6637 (equiv_mem, equiv_mem_modified): Delete static vars.
6638 (validate_equiv_mem_from_store): Use "data" param to communicate..
6639 (validate_equiv_mem): ..from here.
6641 2016-04-30 Alan Modra <amodra@gmail.com>
6643 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
6645 (update_reg_equivs): ..here. Move allocation and freeing of
6646 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
6647 end_alias_analysis to..
6650 2016-04-30 Alan Modra <amodra@gmail.com>
6652 * ira.c (pdx_subregs): Delete.
6653 (struct equivalence): Add pdx_subregs field.
6654 (set_paradoxical_subreg): Remove pdx_subregs param. Update
6656 (update_equiv_regs): Don't create or free pdx_subregs. Update
6659 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6661 * config/rs6000/altivec.h: Change definitions of vec_xl and
6663 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
6664 (LD_ELEMREV_V2DI): New.
6665 (LD_ELEMREV_V4SF): New.
6666 (LD_ELEMREV_V4SI): New.
6667 (LD_ELEMREV_V8HI): New.
6668 (LD_ELEMREV_V16QI): New.
6669 (ST_ELEMREV_V2DF): New.
6670 (ST_ELEMREV_V2DI): New.
6671 (ST_ELEMREV_V4SF): New.
6672 (ST_ELEMREV_V4SI): New.
6673 (ST_ELEMREV_V8HI): New.
6674 (ST_ELEMREV_V16QI): New.
6677 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6678 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
6679 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
6680 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
6681 (altivec_expand_builtin): Add handling for
6682 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
6683 (rs6000_invalid_builtin): Add error-checking for
6684 RS6000_BTM_P9_VECTOR.
6685 (altivec_init_builtins): Define builtins used to implement vec_xl
6687 (rs6000_builtin_mask_names): Define power9-vector.
6688 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
6689 (RS6000_BTM_P9_VECTOR): Define.
6690 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
6691 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
6692 (vsx_ld_elemrev_v2df): Likewise.
6693 (vsx_ld_elemrev_v4sf): Likewise.
6694 (vsx_ld_elemrev_v4si): Likewise.
6695 (vsx_ld_elemrev_v8hi): Likewise.
6696 (vsx_ld_elemrev_v16qi): Likewise.
6697 (vsx_st_elemrev_v2df): Likewise.
6698 (vsx_st_elemrev_v2di): Likewise.
6699 (vsx_st_elemrev_v4sf): Likewise.
6700 (vsx_st_elemrev_v4si): Likewise.
6701 (vsx_st_elemrev_v8hi): Likewise.
6702 (vsx_st_elemrev_v16qi): Likewise.
6703 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
6706 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
6708 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
6710 (simplify_control_stmt_condition_1): ... here. Recurse into
6711 BIT_AND_EXPRs and BIT_IOR_EXPRs.
6713 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
6716 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
6717 (zero_extendqi<mode>2_dot): Revert earlier conversion from
6718 define_insn_and_split to define_insn.
6719 (zero_extendqi<mode>2_dot2): Same.
6720 (extendqi<mode>2_dot): Same.
6721 (extendqi<mode>2_dot2): Same.
6723 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6725 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
6726 (probe_stack): New expander.
6727 (probe_stack_<mode>): New insn pattern.
6729 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6731 * config/i386/i386.md
6732 (operations with memory inputs setting flags peephole2):
6733 Remove uneeded REG_P checks. Cleanup pattern generation.
6735 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
6737 * tree-vect-loop.c (vect_transform_loop): Fix
6738 nb_iterations_upper_bound computation for vectorized loop.
6740 2016-04-29 Marek Polacek <polacek@redhat.com>
6741 Jakub Jelinek <jakub@redhat.com>
6744 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
6745 TARGET_EXPR_SLOT as a base.
6747 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
6749 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
6750 with 'rCm2' constraints to limit possible immediate size.
6751 (*load_zeroextendqisi_update): Likewise.
6752 (*load_signextendqisi_update): Likewise.
6753 (*loadhi_update): Likewise.
6754 (*load_zeroextendhisi_update): Likewise.
6755 (*load_signextendhisi_update): Likewise.
6756 (*loadsi_update): Likewise.
6757 (*loadsf_update): Likewise.
6759 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6761 * config/i386/predicates.md (constm1_operand): Fix comparison.
6763 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6765 * testsuite/gcc.target/arc/ieee_eq.c: New test.
6767 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
6769 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
6770 remaining SH5 related settings.
6771 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
6772 shmedia_prepare_call_address): Delete.
6773 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
6774 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
6775 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
6776 UNSUPPORTED_SH2A): Remove m5 checks.
6777 (sh_divide_strategy_e): Remove SH5 division strategies.
6778 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
6779 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
6781 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6783 * config/s390/s390.c (s390_rtx_costs): Update documentation.
6785 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6787 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
6788 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
6790 * config/s390/vector.md ("mov<mode>"): Likewise.
6792 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
6794 * config/s390/constraints.md ("U", "W"): Invoke
6795 s390_mem_constraint with "ZR" and "ZT".
6796 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
6797 addresses when using LRA. Accept also short displacements for S
6798 and T constraints. Do not check for long displacement target for
6799 S and T constraints.
6800 (s390_mem_constraint): Remove handling of U and W constraints.
6801 * config/s390/s390.md (various patterns): Remove the short
6802 displacement constraints (Q and R) if a long displacement
6803 constraint is present. Add longdisp as required CPU capability.
6804 * config/s390/vector.md: Likewise.
6805 * config/s390/vx-builtins.md: Likewise.
6807 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6810 * reload1.c (reload): Call finish_spills before
6811 restarting reload loop. Skip select_reload_regs
6812 if update_eliminables_and_spill returns true.
6814 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6816 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
6817 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
6818 (umulhisi3_imm): Update predicates and constraint letters.
6819 (umulhisi3_reg): Declare instruction as commutative.
6820 * config/arc/constraints.md (J12, J16): New constraints.
6821 * config/arc/predicates.md (short_unsigned_const_operand): New
6823 (arc_short_operand): Likewise.
6824 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
6826 2016-04-29 Richard Biener <rguenther@suse.de>
6828 PR tree-optimization/13962
6829 PR tree-optimization/65686
6830 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
6831 * tree-ssa-alias.c (ptrs_compare_unequal): New function
6832 using PTA to compare pointers.
6833 * match.pd: Add pattern for pointer equality compare simplification
6834 using ptrs_compare_unequal.
6836 2016-04-29 Richard Biener <rguenther@suse.de>
6838 * stor-layout.c (layout_type): Do not build a pointer-to-element
6841 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6843 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
6844 Use SWI mode iterator. Use general_reg_operand predicate.
6845 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
6846 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
6849 2016-04-29 Jakub Jelinek <jakub@redhat.com>
6852 * fold-const.c (operand_equal_p): Don't verify hash value equality
6854 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
6857 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6860 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
6861 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
6862 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
6863 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
6864 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
6866 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6868 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
6869 to info. Don't initialize separate fields to 0. Clean up
6872 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6874 * config/i386/i386.md (peephole2s for operations with memory inputs):
6875 Use SWI mode iterator.
6876 (peephole2s for operations with memory outputs): Ditto.
6877 Do not check for stack checking probe.
6879 (probe_stack): Remove expander.
6881 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6882 Andrew Burgess <andrew.burgess@embecosm.com>
6884 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
6885 operands as 32-bits.
6887 2016-04-28 Jason Merrill <jason@redhat.com>
6889 * gdbinit.in: Skip line-map.h.
6891 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6892 Andrew Burgess <andrew.burgess@embecosm.com>
6894 * config/arc/arc.c (arc_conditional_register_usage): Take
6895 TARGET_RRQ_CLASS into account.
6896 (arc_print_operand): Support printing 'p' and 's' operands.
6897 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
6899 (TARGET_RRQ_CLASS): Define.
6900 (IS_POWEROF2_OR_0_P): Define.
6901 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
6903 (*tst_movb): New define_insn.
6904 (*tst): Avoid recognition if it could prevent '*tst_movb'
6905 combination; replace c/CnL with c/Chs alternative.
6906 (*tst_bitfield_tst): New define_insn.
6907 (*tst_bitfield_asr): New define_insn.
6908 (*tst_bitfield): New define_insn.
6909 (andsi3_i): Add Rrq variant.
6910 (extzv): New define_expand.
6911 (insv): New define_expand.
6912 (*insv_i): New define_insn.
6913 (*movb): New define_insn.
6914 (*movb_signed): New define_insn.
6915 (*movb_high): New define_insn.
6916 (*movb_high_signed): New define_insn.
6917 (*movb_high_signed + 1): New define_split pattern.
6918 (*mrgb): New define_insn.
6919 (*mrgb + 1): New define_peephole2 pattern.
6920 (*mrgb + 2): New define_peephole2 pattern.
6921 * config/arc/arc.opt (mbitops): New option for nps400, uses
6922 TARGET_NPS_BITOPS_DEFAULT.
6923 * config/arc/constraints.md (q): Make register class conditional.
6924 (Rrq): New register constraint.
6925 (Chs): New constraint.
6926 (Clo): New constraint.
6927 (Chi): New constraint.
6928 (Cbf): New constraint.
6929 (Cbn): New constraint.
6930 (C18): New constraint.
6931 (Cbi): New constraint.
6933 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6935 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
6937 (bitmap_intersection_of_preds): Ditto.
6938 (bitmap_union_of_succs): Ditto.
6939 (bitmap_union_of_preds): Ditto.
6940 * sbitmap.c (do_popcount): Delete.
6941 (BITMAP_DEBUGGING): Delete.
6942 (sbitmap_verify_popcount): Delete.
6943 (sbitmap_alloc): Don't initialize the popcount field.
6944 (sbitmap_alloc_with_popcount): Delete.
6945 (sbitmap_resize): Don't resize the popcount array.
6946 (sbitmap_vector_alloc): Don't initialize the popcount field.
6947 (bitmap_copy): Don't copy the popcount array.
6948 (bitmap_clear): Don't clear the popcount array.
6949 (bitmap_clear): Delete the popcount array handling.
6950 (bitmap_ior_and_compl): Delete the popcount assert.
6951 (bitmap_not): Ditto.
6952 (bitmap_and_compl): Ditto.
6953 (bitmap_and): Delete the popcount array handling.
6954 (bitmap_xor): Ditto.
6955 (bitmap_ior): Ditto.
6956 (bitmap_or_and): Delete the popcount assert.
6957 (bitmap_and_or): Ditto.
6958 (popcount_table): Delete.
6959 (sbitmap_elt_popcount): Delete.
6960 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
6961 (bitmap_set_bit): Delete the popcount assert.
6962 (bitmap_clear_bit): Ditto.
6963 (sbitmap_free): Don't free the popcount array.
6964 (sbitmap_alloc_with_popcount): Delete declaration.
6965 (sbitmap_popcount): Ditto.
6967 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6968 Andrew Burgess <andrew.burgess@embecosm.com>
6970 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
6971 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
6972 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
6973 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
6974 * config/arc/arc.opt (mcmem): New option.
6975 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
6976 supply length for r/m alternative.
6977 (*extendqisi2_ac): Likewise.
6978 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
6980 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
6981 (movhi_insn): Likewise.
6982 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
6983 (*zero_extendqihi2_i): Add r/Ucm alternative.
6984 (*zero_extendqisi2_ac): Likewise.
6985 (*zero_extendhisi2_i): Likewise.
6986 * config/arc/constraints.md (Uex): New memory constraint.
6987 (Ucm): New define_constraint.
6988 * config/arc/predicates.md (long_immediate_loadstore_operand):
6989 Return 0 for MEM with cmem_address address.
6990 (cmem_address_0): New predicates.
6991 (cmem_address_1): Likewise.
6992 (cmem_address_2): Likewise.
6993 (cmem_address): Likewise.
6995 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6997 * config/rs6000/rs6000.c (machine_function): Rename
6998 insn_chain_scanned_p to spe_insn_chain_scanned_p.
6999 (rs6000_stack_info): Adjust.
7001 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7002 Andrew Burgess <andrew.burgess@embecosm.com>
7004 * config/arc/constraints.md (Usd): Convert to define_constraint.
7008 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7011 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
7012 Add new peephole2 where the first insn is *mov<mode>_or instead of
7013 *mov<mode>_internal.
7015 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
7017 * tracer.c (bb_seen): Make static.
7019 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7021 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7022 support, setup defaults.
7023 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7024 * config/arc/arc.c (arc_init): Add NPS400 support.
7025 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7026 (TARGET_ARC700): NPS400 is also an ARC700.
7027 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7029 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7032 * config/nds32/nds32.md (casesi): Don't access the operands array
7035 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7037 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7038 (or $-1,reg peephole2): Ditto.
7039 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7041 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7043 * doc/extend.texi (Common Function Attributes) [optimize]:
7044 Discourage use of the optimize attribute.
7046 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7048 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7049 special case builtin.
7050 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7051 ALTIVEC_BUILTIN_VEC_ADDE.
7052 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7053 support for ALTIVEC_BUILTIN_VEC_ADDE.
7054 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7055 for __builtin_vec_adde.
7057 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7059 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7060 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7062 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7065 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7066 attributes): Document cilkplus_runtime.
7068 2016-04-28 Martin Jambor <mjambor@suse.cz>
7070 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7071 this function. Call verify_expr on MEM_REFs and bases of other
7074 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7076 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7077 for WORD_REGISTER_OPERATIONS to runtime check.
7079 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7081 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7083 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7085 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7086 big-endian compilation.
7087 * config/arc/arc.md (addf3): Likewise.
7091 2016-04-28 Richard Biener <rguenther@suse.de>
7093 PR tree-optimization/70840
7094 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7095 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7096 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7097 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7099 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7101 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7102 and explain why in a comment.
7104 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7106 * config/arc/arc.md (cpu_facility): Add fpx variant.
7107 (subdf3): Prohibit use reverse sub when assist operations option
7109 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7110 instructions only when FPX is enabled.
7111 * testsuite/gcc.target/arc/trsub.c: New test.
7113 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7115 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7116 mult_operator when calculating "type" attribute.
7117 (*fop_<mode>_1_i387): Ditto.
7118 (*fop_xf_1_i387): Ditto.
7119 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7120 Use std::swap to swap operands. Use RTL expressions to generate
7123 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7124 Joern Rennecke <joern.rennecke@embecosm.com>
7126 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7128 (emit_pic_move): Remove.
7129 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7130 * config/arc/arc.c (emit_pic_move): Removed.
7131 (TARGET_HAVE_TLS): Define.
7132 (arc_conditional_register_usage): Test for arc_tp_regno.
7133 (arc_print_operand, arc_print_operand_address): Handle TLS
7135 (arc_needs_pcl_p): New function.
7136 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7137 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7138 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7139 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7140 (arc_legitimize_tls_address): Likewise.
7141 (DTPOFF_ZERO_SYM): Define.
7142 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7143 (arc_output_pic_addr_const): Print TLS unspecs.
7144 (prepare_pic_move): New function, replaces emit_pic_move.
7145 (arc_legitimate_constant_p): Handle TLS unspecs.
7146 (arc_legitimate_address_p): Likewise.
7147 (arc_rewrite_small_data_p): Use assert for TLS constants.
7148 (prepare_move_operands): Use prepare_pic_move.
7149 (arc_legitimize_address): Legitimize tls addresses.
7150 (arc_epilogue_uses): Check for arc_tp_regno.
7151 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7152 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7154 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7156 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7157 %(arc_tls_extra_start_spec).
7158 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7159 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7161 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7162 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7163 (UNSPEC_TLS_OFF): Add.
7165 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7166 (get_thread_pointersi): New patterns.
7167 * config/arc/arc.opt (mtp-regno): New option.
7168 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7169 (move_dest_operand): Likewise.
7170 * configure: Regenerate.
7171 * configure.ac: Add arc*-*-* case to test for tls.
7172 * doc/invoke.texi (ARC options): Document mtp-regno.
7174 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7176 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7177 the new ARC HS SIMD instructions.
7178 (arc_preferred_simd_mode): New function.
7179 (arc_autovectorize_vector_sizes): Likewise.
7180 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7181 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7182 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7183 (arc_init_builtins): Add new SIMD builtin types.
7184 (arc_split_move): Handle 64 bit vector moves.
7185 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7186 (TARGET_PLUS_QMACW): Define.
7187 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7188 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7189 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7190 (VSUBADD4H): New builtins.
7191 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7192 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7194 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7195 Matthias Klose <doko@debian.org>
7197 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7199 2016-04-28 Richard Biener <rguenther@suse.de>
7202 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7205 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7207 * common/config/sh/sh-common.c: Remove SH5 support.
7208 * config/sh/constraints.md: Likewise.
7209 * config/sh/config/sh/elf.h: Likewise.
7210 * config/sh/linux.h: Likewise.
7211 * config/sh/netbsd-elf.h: Likewise.
7212 * config/sh/predicates.md: Likewise.
7213 * config/sh/sh-c.c: Likewise.
7214 * config/sh/sh-protos.h: Likewise.
7215 * config/sh/sh.c: Likewise.
7216 * config/sh/sh.h: Likewise.
7217 * config/sh/sh.md: Likewise.
7218 * config/sh/sh.opt: Likewise.
7219 * config/sh/sync.md: Likewise.
7220 * config/sh/sh64.h: Delete.
7221 * config/sh/shmedia.h: Likewise.
7222 * config/sh/shmedia.md: Likewise.
7223 * config/sh/sshmedia.h: Likewise.
7224 * config/sh/t-netbsd-sh5-64: Likewise.
7225 * config/sh/t-sh64: Likewise.
7226 * config/sh/ushmedia.h: Likewise.
7228 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7230 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7231 general_reg_operand instead of register_operand predicate.
7233 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7235 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7237 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7239 * match.pd (A - B > A, A + B < A): New transformations.
7241 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7243 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7244 which defaults to true. Emit an outer pair of parentheses only if
7245 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7246 don't emit parentheses for the right-hand operand.
7248 2016-04-27 Jeff Law <law@redhat.com>
7250 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7252 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7254 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7255 (altivec_lvx_<mode>_internal): Document.
7256 (altivec_lvx_<mode>_2op): New define_insn.
7257 (altivec_lvx_<mode>_1op): Likewise.
7258 (altivec_lvx_<mode>_2op_si): Likewise.
7259 (altivec_lvx_<mode>_1op_si): Likewise.
7260 (altivec_stvx_<mode>): Remove.
7261 (altivec_stvx_<mode>_internal): Document.
7262 (altivec_stvx_<mode>_2op): New define_insn.
7263 (altivec_stvx_<mode>_1op): Likewise.
7264 (altivec_stvx_<mode>_2op_si): Likewise.
7265 (altivec_stvx_<mode>_1op_si): Likewise.
7266 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7267 Expand vec_ld and vec_st during parsing.
7268 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7270 (altivec_expand_stvx_be): Likewise.
7271 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7272 address-masking behavior in RTL.
7273 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7274 address-masking behavior in RTL.
7275 (altivec_expand_builtin): Change builtin code arguments for calls
7276 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7277 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7278 presence of lvx/stvx patterns.
7279 (alignment_with_canonical_addr): New function.
7280 (alignment_mask): Likewise.
7281 (find_alignment_op): Likewise.
7282 (recombine_lvx_pattern): Likewise.
7283 (recombine_stvx_pattern): Likewise.
7284 (recombine_lvx_stvx_patterns): Likewise.
7285 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7286 stvx patterns from expand.
7287 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7289 (vector_altivec_store_<mode>): Likewise.
7291 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7293 * config/aarch64/aarch64.md
7294 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7295 remove the "fp" attributes.
7296 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7297 add the "simd" attributes.
7298 (*movdf_aarch64): Likewise.
7299 (*movtf_aarch64): Remove the "fp" attributes.
7300 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7301 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7303 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7305 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7306 rtx to rtx_code_label *.
7307 * rtl.h (maybe_set_first_label_num): Likewise.
7309 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7311 * df-core.c (df_add_problem): Make the problem param be const.
7312 (df_remove_problem): Make local "problem" be const.
7313 * df-problems.c (problem_RD): Make const.
7314 (problem_LR): Likewise.
7315 (problem_LIVE): Likewise.
7316 (problem_MIR): Likewise.
7317 (problem_CHAIN): Likewise.
7318 (problem_WORD_LR): Likewise.
7319 (problem_NOTE): Likewise.
7320 (problem_MD): Likewise.
7321 * df-scan.c (problem_SCAN): Likewise.
7322 * df.h (struct df_problem): Make field "dependent_problem" be
7324 (struct dataflow): Likewise for field "problem".
7325 (df_add_problem): Make param const.
7327 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7329 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7330 inter-unit moves to/from vector registers are enabled. Do not disable
7333 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7335 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7336 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7338 (enum df_problem_id): ...this new enum.
7339 (struct df_problem): Convert field "id" from "int" to
7342 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7344 * rtl.def: Update comment for "things in the instruction chain" to
7345 reflect the removal of the leading "i" field for INSN_UID in
7346 r210360. Fix bogus apostrophe.
7348 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7350 * config/i386/i386.md
7351 (lea arith with mem operand + setcc peephole2): Set operator mode.
7353 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7356 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7357 (dimode_scalar_to_vector_candidate_p): This.
7358 (timode_scalar_to_vector_candidate_p): New function.
7359 (scalar_to_vector_candidate_p): Likewise.
7360 (timode_check_non_convertible_regs): Likewise.
7361 (timode_remove_non_convertible_regs): Likewise.
7362 (remove_non_convertible_regs): Likewise.
7363 (remove_non_convertible_regs): Renamed to ...
7364 (dimode_remove_non_convertible_regs): This.
7365 (scalar_chain::~scalar_chain): Make it virtual.
7366 (scalar_chain::compute_convert_gain): Make it pure virtual.
7367 (scalar_chain::mark_dual_mode_def): Likewise.
7368 (scalar_chain::convert_insn): Likewise.
7369 (scalar_chain::convert_registers): Likewise.
7370 (scalar_chain::add_to_queue): Make it protected.
7371 (scalar_chain::emit_conversion_insns): Likewise.
7372 (scalar_chain::replace_with_subreg): Likewise.
7373 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7374 (scalar_chain::convert_op): Likewise.
7375 (scalar_chain::convert_reg): Likewise.
7376 (scalar_chain::make_vector_copies): Likewise.
7377 (scalar_chain::convert_registers): New pure virtual function.
7378 (class dimode_scalar_chain): New class.
7379 (class timode_scalar_chain): Likewise.
7380 (scalar_chain::mark_dual_mode_def): Renamed to ...
7381 (dimode_scalar_chain::mark_dual_mode_def): This.
7382 (timode_scalar_chain::mark_dual_mode_def): New function.
7383 (timode_scalar_chain::convert_insn): Likewise.
7384 (dimode_scalar_chain::convert_registers): Likewise.
7385 (scalar_chain::compute_convert_gain): Renamed to ...
7386 (dimode_scalar_chain::compute_convert_gain): This.
7387 (scalar_chain::replace_with_subreg): Renamed to ...
7388 (dimode_scalar_chain::replace_with_subreg): This.
7389 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7390 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7391 (scalar_chain::make_vector_copies): Renamed to ...
7392 (dimode_scalar_chain::make_vector_copies): This.
7393 (scalar_chain::convert_reg): Renamed to ...
7394 (dimode_scalar_chain::convert_reg ): This.
7395 (scalar_chain::convert_op): Renamed to ...
7396 (dimode_scalar_chain::convert_op): This.
7397 (scalar_chain::convert_insn): Renamed to ...
7398 (dimode_scalar_chain::convert_insn): This.
7399 (scalar_chain::convert): Call convert_registers.
7400 (convert_scalars_to_vector): Change to scalar_chain pointer to
7401 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7402 in 32-bit mode. Delete scalar_chain pointer. Call
7403 free_dominance_info in 64-bit mode.
7404 (pass_stv::gate): Remove TARGET_64BIT check.
7405 (ix86_option_override): Put the 64-bit STV pass before the CSE
7408 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7410 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7411 dw_loc_frame_offset field.
7412 * dwarf2out.c (new_loc_descr): Likewise.
7413 (resolve_args_picking_1): Turn the VISITED hash set into a
7414 FRAME_OFFSET hash map. Use it to associate a frame offset to
7415 visited nodes. Remove uses of the CHECKING_P macro.
7416 (resolve_args_picking): Update call to resolve_args_picking_1.
7418 2016-04-27 Martin Liska <mliska@suse.cz>
7420 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7421 (free_loop_data): Release vuses of groups.
7423 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7425 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7426 instead of redundant use_id and boolean have_use_for.
7427 (struct iv_use): Change sub_id into group_id. Remove field next.
7428 Move fields: related_cands, n_map_members, cost_map and selected
7430 (struct iv_group): ... here. New structure.
7431 (struct iv_common_cand): Use structure declaration directly.
7432 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7433 (MAX_CONSIDERED_USES): Rename macro to ...
7434 (MAX_CONSIDERED_GROUPS): ... here.
7435 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7436 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7437 (dump_uses): Rename to ...
7438 (dump_groups): ... here. Update all uses.
7439 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7440 (find_induction_variables): Refactor format of dump information.
7441 (record_sub_use): Delete.
7442 (record_use): Update all uses.
7443 (record_group): New function.
7444 (record_group_use, find_interesting_uses_op): Call above functions.
7446 (find_interesting_uses_cond): Ditto.
7447 (group_compare_offset): New function.
7448 (split_all_small_groups): Rename to ...
7449 (split_small_address_groups_p): ... here. Update all uses.
7450 (split_address_groups): Update all uses.
7451 (find_interesting_uses): Refactor format of dump information.
7452 (add_candidate_1): Update all uses. Remove redundant check on iv,
7454 (add_candidate, record_common_cand): Remove redundant assert.
7455 (add_iv_candidate_for_biv): Update use.
7456 (add_iv_candidate_derived_from_uses): Update all uses.
7457 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7458 (alloc_use_cost_map): Ditto.
7459 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7460 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7461 (determine_use_iv_cost_generic): Ditto.
7462 (determine_group_iv_cost_generic): Ditto.
7463 (determine_use_iv_cost_address): Ditto.
7464 (determine_group_iv_cost_address): Ditto.
7465 (determine_use_iv_cost_condition): Ditto.
7466 (determine_group_iv_cost_cond): Ditto.
7467 (determine_use_iv_cost): Ditto.
7468 (determine_group_iv_cost): Ditto.
7469 (set_autoinc_for_original_candidates): Update all uses.
7470 (find_iv_candidates): Update all uses. Refactor dump information.
7471 (determine_use_iv_costs): Ditto.
7472 (determine_iv_costs): Ditto.
7473 (iv_ca_cand_for_use): Rename to ...
7474 (iv_ca_cand_for_group): ... here. Update all uses.
7475 (iv_ca_add_use, iv_ca_add_group): Ditto.
7476 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7477 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7478 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7479 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7480 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7481 (create_new_iv, adjust_iv_update_pos): Ditto.
7482 (rewrite_use_address): Delete.
7483 (rewrite_use_address_1): Rename to ...
7484 (rewrite_use_address): ... here.
7485 (rewrite_use_compare): Update all uses.
7486 (rewrite_use): Delete.
7487 (rewrite_uses): Rename to ...
7488 (rewrite_groups): ... here. Update all uses.
7489 (remove_unused_ivs, free_loop_data): Update all uses.
7490 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7492 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7494 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7495 for WORD_REGISTER_OPERATIONS to runtime check.
7497 2016-04-27 Richard Biener <rguenther@suse.de>
7500 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7501 aggregate_value_p to determine if a function result is
7502 returned by reference.
7503 (ipa_pta_execute): Functions having their address taken are
7504 not automatically nonlocal.
7506 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7509 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7510 * fold-const.c (operand_equal_p): If flag_checking and
7511 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7512 and if it returns non-zero, assert iterative_hash_expr on both
7515 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7517 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7519 2016-04-27 Nick Clifton <nickc@redhat.com>
7522 * varasm.c (merge_weak): Generate an error if an attempt is made
7523 to convert a non-weak static function into a weak, public function.
7525 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7527 * params.def (MAX_PARTITION_SIZE): New param.
7528 * doc/invoke.texi: Document lto-max-partition.
7530 2016-04-27 Richard Biener <rguenther@suse.de>
7533 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7534 function cummulating used_from_other_partition, externally_visible
7535 and force_output from aliases.
7536 (refered_from_nonlocal_var): Likewise.
7537 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7538 node flags properly.
7540 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7542 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7543 (-Wmemset-elt-size): New item.
7545 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7548 * stor-layout.h (internal_reference_types): Delete.
7549 * stor-layout.c (reference_types_internal): Likewise.
7550 (internal_reference_types): Likewise.
7551 (layout_type) <REFERENCE_TYPE>: Adjust.
7553 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7556 * tree.h (inchash::add_expr): Add FLAGS argument.
7557 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7558 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7559 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7560 Formatting fix. Adjust recursive calls. For tcc_comparison,
7561 if swap_tree_comparison (code) is smaller than code, hash that
7562 and arguments in the other order. Hash CONVERT_EXPR the same
7563 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7564 of ADDR_EXPR of decl as the decl itself. Add or remove
7565 OEP_ADDRESS_OF from recursive flags as needed. For
7566 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
7567 operands commutatively and only the third one normally.
7568 For internal CALL_EXPR hash in CALL_EXPR_IFN.
7570 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
7572 * config/rtems.h (LIB_SPEC): Add -latomic.
7574 2016-04-27 Joel Sherrill <joel@rtems.org>
7576 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
7577 xilink.ld and flags not relevant to RTEMS.
7579 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
7581 * toplev.c (backend_init_target): Avoid calling init_reload when using
7584 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7586 * reorg.c (try_merge_delay_insns): Declare i and j inside the
7587 for loops rather than one for the whole function.
7589 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7591 * match.pd (X + CST CMP X): New transformation.
7593 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7595 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
7596 * fold-const.c (fold_binary_loc): Remove 2 transformations
7597 superseded by match.pd.
7598 * match.pd (x+x -> x*2): Generalize to integers.
7600 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
7602 * config/i386/i386.md (operation on memory peephole): Duplicate an
7603 existing peephole and adapt it to match lea rather than an operation
7606 PR rtl-optimization/57193
7607 * opts.c (default_options_table): Add OPT_frename_registers at -O2
7609 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
7611 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7613 * tree-if-conv.c (any_pred_load_store): New static variable.
7614 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
7615 any_pred_load_store instead of and_mask_load_store.
7616 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
7617 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
7618 (combine_blocks, tree_if_conversion): Ditto.
7620 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7622 PR tree-optimization/70771
7623 PR tree-optimization/70775
7624 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
7625 virtual PHI nodes. Delete parameter.
7626 (if_convertible_loop_p_1): Delete argument to above function.
7627 (predicate_all_scalar_phis): Delete code handling single-argument
7629 (tree_if_conversion): Mark and update virtual SSA.
7631 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7634 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
7635 (x86_elf_aligned_common): Rename to ...
7636 (x86_elf_aligned_decl_common): ... this.
7637 Add decl arg. Switch to .lbss for largecomm object. Use
7638 LARGECOMM_SECTION_ASM_OP.
7639 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
7641 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
7642 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
7644 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7645 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
7647 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7650 * config/i386/i386.c (SECTION_LARGE): Define.
7651 (x86_64_elf_select_section): Set it for large data/bss sections.
7652 Only clear SECTION_WRITE for .lrodata.
7653 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
7655 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
7656 * varasm.c (default_elf_asm_named_section): Grow flagchars.
7657 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
7659 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
7660 * doc/tm.texi: Regenerate.
7662 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7665 * configure.ac (--enable-checking): Document extra flag, for
7666 non-release builds default to --enable-checking=yes,extra.
7667 If misc checking and extra checking, define CHECKING_P to 2 instead
7669 * common.opt (fchecking=): Add.
7670 * doc/invoke.texi (-fchecking=): Document.
7671 * doc/install.texi: Document --enable-checking changes.
7672 * configure: Regenerated.
7673 * config.in: Regenerated.
7675 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7677 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
7678 attribute instead of which_alternative.
7679 * config/i386/sse.md (*mov<mode>_internal): Ditto.
7680 Use EXT_REX_SSE_REG_P where appropriate.
7682 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7684 * config/i386/predicates.md (const0_operand): Do not match
7685 const_wide_int code.
7686 (const1_operand): Ditto.
7688 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7690 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
7691 for SSE constm1 operands and TARGET_AVX512VL.
7692 (*movti_internal): Ditto.
7693 (*mov<mode>_or): Use constm1_operand predicate.
7694 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
7695 for SSE vector_all_ones operands and TARGET_AVX512VL.
7696 * config/i386/predicates.md (constm1_operand): New predicate.
7697 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
7698 emission of constant -1 load.
7700 2016-04-25 Jason Merrill <jason@redhat.com>
7702 * gdbinit.in: Skip is-a.h.
7704 * attribs.c (register_scoped_attributes): Fix logic.
7705 * attribs.h: Declare register_scoped_attributes.
7707 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7709 * config/rs6000/rs6000-builtin.def: Correct pasto error for
7710 stxvd2x and stxvw4x built-in functions.
7712 2016-04-25 DJ Delorie <dj@redhat.com>
7714 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
7715 (ashrhi3): Likewise.
7716 (lshrhi3): Likewise.
7718 2016-04-25 Richard Biener <rguenther@suse.de>
7720 PR tree-optimization/70780
7721 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
7723 (compute_antic): Mark blocks with abnormal preds as visited as
7724 they have a final empty antic-in solution already.
7726 2016-04-25 Michael Collison <michael.collison@linaro.org>
7728 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
7730 2016-04-25 Michael Collison <michael.collison@linaro.org>
7732 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
7733 mode is VQI to improve mixed mode vectorization.
7734 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
7735 define_insn to match low half of signed vaddw.
7736 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
7737 define_insn to match high half of signed vaddw.
7738 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
7739 define_insn to match low half of unsigned vaddw.
7740 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
7741 define_insn to match high half of unsigned vaddw.
7742 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
7743 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7744 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
7746 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7747 * config/arm/predicates.md (vect_par_constant_high): Support
7748 big endian and simplify by calling
7749 arm_simd_check_vect_par_cnst_half
7750 (vect_par_constant_low): Likewise.
7752 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7754 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
7755 predicate for operand 2.
7757 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
7758 H.J. Lu <hongjiu.lu@intel.com>
7760 * config/i386/i386-protos.h (standard_sse_constant_p): Add
7761 machine_mode argument.
7762 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
7763 constm1_rtx operands. For VOIDmode constants, get mode from
7764 pred_mode. Check mode size if the mode is supported by ABI.
7765 (standard_sse_constant_opcode): Do not use standard_constant_p.
7766 Strictly check ABI support for all-ones operands.
7767 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
7768 immediates. Update calls to standard_sse_constant_p.
7769 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
7770 (ix86_rtx_costs): Ditto.
7771 * config/i386/i386.md (*movxi_internal_avx512f): Use
7772 nonimmediate_or_sse_const_operand instead of vector_move_operand.
7773 Use (v,BC) alternative instead of (v,C). Use register_operand
7774 checks instead of MEM_P.
7775 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
7776 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
7777 isa attribute. Use register_operand checks instead of MEM_P.
7778 (*movti_internal): Use nonimmediate_or_sse_const_operand for
7779 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
7780 alternative and corresponding sse2 isa attribute.
7781 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
7782 to standard_sse_constant_p.
7783 (FP constant splitters): Ditto.
7784 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
7786 * config/i386/predicates.md (constm1_operand): Remove.
7787 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
7788 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
7789 vector_all_ones_operand instead of constm1_operand.
7791 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7793 * print-rtl.c (print_rtx_insn_vec): New function.
7794 * print-rtl.h: New prototype.
7795 * store-motion.c (struct st_expr): Make avail_stores a vector.
7796 (st_expr_entry): Adjust.
7797 (free_st_expr_entry): Likewise.
7798 (print_store_motion_mems): Likewise.
7799 (find_moveable_store): Likewise.
7800 (compute_store_table): Likewise.
7801 (delete_store): Likewise.
7802 (build_store_vectors): Likewise.
7804 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7806 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
7808 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7810 * vec.h (vec_safe_contains): New function.
7811 (vec::contains): Likewise.
7812 (vec::begin): Likewise.
7813 (vec::end): Likewise.
7815 2016-04-23 Jakub Jelinek <jakub@redhat.com>
7818 * cfgexpand.c (expand_stack_vars): Fix typo.
7820 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7822 * system.h (list, map, set, vector): Include conditionally.
7823 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
7824 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
7825 * ipa-icf.c (INCLUDE_LIST): Define.
7826 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
7827 * config/sh/sh.c (INCLUDE_VECTOR): Define.
7828 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
7829 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
7830 * cp/logic.cc (INCLUDE_LIST): Define.
7831 * fortran/trans-common.c (INCLUDE_MAP): Define.
7833 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7835 * auto-profile.c: Remove <string.h> include.
7836 * ipa-icf-gimple.c: Remove <list> include.
7837 * diagnostic.c: Remove <new> include.
7838 * genmatch.c: Likewise.
7839 * pretty-print.c: Likewise.
7840 * toplev.c: Likewise
7841 * c/c-objc-common.c: Likewise.
7842 * cp/error.c: Likewise.
7843 * fortran/error.c: Likewise.
7845 2016-04-22 Richard Biener <rguenther@suse.de>
7847 * lto-streamer-in.c (input_ssa_names): Do not allocate
7848 GIMPLE_NOP for all SSA names.
7849 * lto-streamer-out.c (output_ssa_names): Do not output
7850 SSA names that should have been released.
7852 2016-04-22 Richard Biener <rguenther@suse.de>
7854 PR tree-optimization/70740
7855 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
7858 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
7861 * config/i386/predicates.md (call_insn_operand): Replace
7862 sibcall_memory_operand with memory_operand.
7864 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
7866 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
7867 has_single_use() tests.
7868 (register_edge_assert_for_1): Likewise.
7869 (find_assert_locations_1): Check the liveness bitmap instead of
7870 checking has_single_use().
7872 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
7875 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
7876 Extract AVX-512BW constraint from AVX.
7878 2016-04-21 Richard Biener <rguenther@suse.de>
7880 PR tree-optimization/70725
7881 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
7882 for phi_convertible_by_degenerating_args.
7883 (predicate_all_scalar_phis): Handle single-argument PHIs.
7885 2016-04-21 Richard Biener <rguenther@suse.de>
7888 * fold-const.c (fold_comparison): Return properly typed
7891 2016-04-21 Bin Cheng <bin.cheng@arm.com>
7893 PR tree-optimization/70715
7894 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7895 after expanding BASE using expand_simple_operations.
7897 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7899 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
7900 New transformations.
7902 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7904 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
7906 2016-04-20 Jan Hubicka <jh@suse.cz>
7908 * ipa-inline.c (can_inline_edge_p): Pass caller info to
7909 ultiimate_alias_target.
7910 (update_callee_keys): Likewise.
7911 (lookup_recursive_calls): Likewise.
7912 (speculation_useful_p): Likewise.
7914 2016-04-20 Jan Hubicka <jh@suse.cz>
7917 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
7918 (set_nothrow_flag_1): ... this; handle interposition correctly;
7919 recurse on aliases and thunks.
7920 (cgraph_node::set_nothrow_flag): New.
7921 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
7922 functions compiled with non-call exceptions that binds to current
7924 (propagate_nothrow): Be safe WRT interposition.
7925 * cgraph.h (set_nothrow_flag): Update prototype.
7927 2016-04-18 Jan Hubicka <jh@suse.cz>
7929 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7930 max_loop_iterations_int.
7931 (tree_unswitch_outer_loop): Likewise.
7933 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7935 PR tree-optimization/69489
7936 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
7937 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
7938 Revise dump message.
7939 (if_convertible_bb_p): Remove check on edge count of basic block's
7942 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7944 PR tree-optimization/56625
7945 PR tree-optimization/69489
7946 * tree-data-ref.h (DR_INNERMOST): New macro.
7947 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
7948 hashing struct innermost_loop_behavior.
7949 (ref_DR_map): Remove.
7950 (innermost_DR_map): New map.
7951 (baseref_DR_map): Revise comment.
7952 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
7953 to innermost_DR_map accroding to its innermost loop behavior.
7954 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
7955 to its innermost loop behavior.
7956 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
7957 Add initialization for innermost_DR_map. Record memory reference
7958 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
7959 have innermost loop behavior.
7960 (if_convertible_loop_p): Remove release for ref_DR_map. Release
7963 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
7965 * config/i386/i386.md (*lea<mode>_general_1): Rename from
7966 *lea_general_1. Use explicit SWI12 mode interator.
7967 (*lea<mode>_general_2): Rename from *lea_general_2.
7968 Use explicit SWI12 mode interator.
7969 (*lea<mode>_general_3): Rename from *lea_general_3.
7970 Use explicit SWI12 mode interator.
7971 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
7972 Use explicit SWI12 mode interator.
7973 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
7974 Use explicit SWI48 mode interator.
7976 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7978 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7979 Short-cut unaligned load and store cases. Handle all integer
7981 (ix86_expand_vector_move_misalign): Short-cut unaligned load
7982 and store cases. Call ix86_avx256_split_vector_move_misalign
7983 directly without checking mode class.
7985 2016-04-20 Andrew Pinski <apinski@cavium.com>
7986 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7989 * config/aarch64/aarch64.md (sibcall): Force call
7990 address to be DImode for ILP32.
7991 (sibcall_value): Likewise.
7993 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7995 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
7997 2016-04-20 Richard Biener <rguenther@suse.de>
7999 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
8000 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
8001 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
8002 (maybe_push_res_to_seq): Adjust.
8003 * gimple-fold.c (maybe_build_generic_op): Likewise.
8005 2016-04-20 Marek Polacek <polacek@redhat.com>
8007 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
8010 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
8012 * config/i386/sse.md (vec_unpacks_lo_hi): Always
8013 use kmovw to support AVX512F target.
8015 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8017 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
8019 2016-04-20 Marek Polacek <polacek@redhat.com>
8021 PR tree-optimization/70725
8022 * tree-if-conv.c (is_false_predicate): New function.
8023 (predicate_mem_writes): Use it.
8025 2016-04-20 Richard Biener <rguenther@suse.de>
8027 PR tree-optimization/70726
8028 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8029 shift amounts from a pattern stmt operand.
8031 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8034 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8035 stack_restore_from_fpr pattern when restoring r15.
8036 (s390_optimize_prologue): Strip away the memory barrier in the
8037 parallel when trying to get rid of restore insns.
8038 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8039 definition for loading the stack pointer from an FPR. Compared to
8040 the normal move insn this pattern includes a full memory barrier.
8042 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8045 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8046 implicitly linear or lastprivate iterator on the outer context.
8048 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8050 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8052 * config/i386/i386.md (ssememalign): Removed.
8053 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8055 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8058 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8059 const short * to __builtin_ia32_loaddquhi512_mask.
8060 (_mm512_maskz_loadu_epi16): Likewise.
8061 (_mm512_mask_storeu_epi16): Pass short * to
8062 __builtin_ia32_storedquhi512_mask.
8063 (_mm512_mask_loadu_epi8): Pass const char * to
8064 __builtin_ia32_loaddquqi512_mask.
8065 (_mm512_maskz_loadu_epi8): Likewise.
8066 (_mm512_mask_storeu_epi8): Pass char * to
8067 __builtin_ia32_storedquqi512_mask.
8068 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8069 const double * to __builtin_ia32_loadupd512_mask.
8070 (_mm512_mask_loadu_pd): Likewise.
8071 (_mm512_maskz_loadu_pd): Likewise.
8072 (_mm512_storeu_pd): Pass double * to
8073 __builtin_ia32_storeupd512_mask.
8074 (_mm512_mask_storeu_pd): Likewise.
8075 (_mm512_loadu_ps): Pass const float * to
8076 __builtin_ia32_loadups512_mask.
8077 (_mm512_mask_loadu_ps): Likewise.
8078 (_mm512_maskz_loadu_ps): Likewise.
8079 (_mm512_storeu_ps): Pass float * to
8080 __builtin_ia32_storeups512_mask.
8081 (_mm512_mask_storeu_ps): Likewise.
8082 (_mm512_mask_loadu_epi64): Pass const long long * to
8083 __builtin_ia32_loaddqudi512_mask.
8084 (_mm512_maskz_loadu_epi64): Likewise.
8085 (_mm512_mask_storeu_epi64): Pass long long *
8086 to __builtin_ia32_storedqudi512_mask.
8087 (_mm512_loadu_si512): Pass const int * to
8088 __builtin_ia32_loaddqusi512_mask.
8089 (_mm512_mask_loadu_epi32): Likewise.
8090 (_mm512_maskz_loadu_epi32): Likewise.
8091 (_mm512_storeu_si512): Pass int * to
8092 __builtin_ia32_storedqusi512_mask.
8093 (_mm512_mask_storeu_epi32): Likewise.
8094 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8095 char * to __builtin_ia32_storedquqi256_mask.
8096 (_mm_mask_storeu_epi8): Likewise.
8097 (_mm256_mask_loadu_epi16): Pass const short * to
8098 __builtin_ia32_loaddquhi256_mask.
8099 (_mm256_maskz_loadu_epi16): Likewise.
8100 (_mm_mask_loadu_epi16): Pass const short * to
8101 __builtin_ia32_loaddquhi128_mask.
8102 (_mm_maskz_loadu_epi16): Likewise.
8103 (_mm256_mask_loadu_epi8): Pass const char * to
8104 __builtin_ia32_loaddquqi256_mask.
8105 (_mm256_maskz_loadu_epi8): Likewise.
8106 (_mm_mask_loadu_epi8): Pass const char * to
8107 __builtin_ia32_loaddquqi128_mask.
8108 (_mm_maskz_loadu_epi8): Likewise.
8109 (_mm256_mask_storeu_epi16): Pass short * to.
8110 __builtin_ia32_storedquhi256_mask.
8111 (_mm_mask_storeu_epi16): Pass short * to.
8112 __builtin_ia32_storedquhi128_mask.
8113 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8114 const double * to __builtin_ia32_loadupd256_mask.
8115 (_mm256_maskz_loadu_pd): Likewise.
8116 (_mm_mask_loadu_pd): Pass onst double * to
8117 __builtin_ia32_loadupd128_mask.
8118 (_mm_maskz_loadu_pd): Likewise.
8119 (_mm256_mask_storeu_pd): Pass double * to
8120 __builtin_ia32_storeupd256_mask.
8121 (_mm_mask_storeu_pd): Pass double * to
8122 __builtin_ia32_storeupd128_mask.
8123 (_mm256_mask_loadu_ps): Pass const float * to
8124 __builtin_ia32_loadups256_mask.
8125 (_mm256_maskz_loadu_ps): Likewise.
8126 (_mm_mask_loadu_ps): Pass const float * to
8127 __builtin_ia32_loadups128_mask.
8128 (_mm_maskz_loadu_ps): Likewise.
8129 (_mm256_mask_storeu_ps): Pass float * to
8130 __builtin_ia32_storeups256_mask.
8131 (_mm_mask_storeu_ps): ass float * to
8132 __builtin_ia32_storeups128_mask.
8133 (_mm256_mask_loadu_epi64): Pass const long long * to
8134 __builtin_ia32_loaddqudi256_mask.
8135 (_mm256_maskz_loadu_epi64): Likewise.
8136 (_mm_mask_loadu_epi64): Pass const long long * to
8137 __builtin_ia32_loaddqudi128_mask.
8138 (_mm_maskz_loadu_epi64): Likewise.
8139 (_mm256_mask_storeu_epi64): Pass long long * to
8140 __builtin_ia32_storedqudi256_mask.
8141 (_mm_mask_storeu_epi64): Pass long long * to
8142 __builtin_ia32_storedqudi128_mask.
8143 (_mm256_mask_loadu_epi32): Pass const int * to
8144 __builtin_ia32_loaddqusi256_mask.
8145 (_mm256_maskz_loadu_epi32): Likewise.
8146 (_mm_mask_loadu_epi32): Pass const int * to
8147 __builtin_ia32_loaddqusi128_mask.
8148 (_mm_maskz_loadu_epi32): Likewise.
8149 (_mm256_mask_storeu_epi32): Pass int * to
8150 __builtin_ia32_storedqusi256_mask.
8151 (_mm_mask_storeu_epi32): Pass int * to
8152 __builtin_ia32_storedqusi128_mask.
8153 * config/i386/i386-builtin-types.def (PCSHORT): New.
8155 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8156 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8157 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8158 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8159 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8160 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8161 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8162 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8163 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8164 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8165 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8166 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8167 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8168 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8169 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8170 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8171 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8172 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8173 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8174 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8175 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8176 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8177 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8178 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8179 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8180 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8181 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8182 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8183 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8184 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8185 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8186 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8187 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8188 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8189 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8190 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8191 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8192 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8193 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8194 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8195 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8196 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8197 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8198 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8199 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8200 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8201 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8202 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8203 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8205 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8206 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8208 (ix86_expand_vector_move_misalign): Likewise.
8209 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8210 to scalar function prototype for unaligned load/store builtins.
8211 (ix86_expand_special_args_builtin): Updated.
8212 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8213 (UNSPEC_STOREU): Likewise.
8214 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8215 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8216 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8217 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8218 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8219 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8220 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8221 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8222 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8223 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8224 (<avx512>_storedqu<mode>_mask): Likewise.
8225 (*sse4_2_pcmpestr_unaligned): Likewise.
8226 (*sse4_2_pcmpistr_unaligned): Likewise.
8227 (*mov<mode>_internal): Renamed to ...
8228 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8229 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8230 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8231 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8233 2016-04-19 Richard Biener <rguenther@suse.de>
8235 PR tree-optimization/70171
8236 * tree-ssa-phiprop.c: Include stor-layout.h.
8237 (phiprop_insert_phi): Handle the aggregate copy case.
8238 (propagate_with_phi): Likewise.
8240 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8242 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8243 instead of simplify_gen_subreg (... , 0).
8244 (ix86_delegitimize_address): Ditto.
8245 (ix86_split_divmod): Ditto.
8246 (ix86_split_copysign_const): Ditto.
8247 (ix86_split_copysign_var): Ditto.
8248 (ix86_expand_args_builtin): Ditto.
8249 (ix86_expand_round_builtin): Ditto.
8250 (ix86_expand_special_args_builtin): Ditto.
8251 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8252 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8253 (udivmodqi4): Ditto.
8254 (absneg splitters): Ditto.
8255 (*jcc_bt<mode>_1): Ditto.
8257 2016-04-19 Richard Biener <rguenther@suse.de>
8259 PR tree-optimization/70724
8260 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8261 restoring out from ...
8262 (free_scc_vn): ... here.
8263 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8264 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8266 (pass_fre::execute): Restore SSA info.
8268 2016-04-19 Richard Biener <rguenther@suse.de>
8270 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8271 * gimple-walk.c (walk_gimple_op): Initialize it.
8272 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8273 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8274 remapping SSA names of defs.
8275 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8278 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8281 * lra-constraints.c (equiv_substition_p): New.
8282 (process_alt_operands): Use it.
8283 (swap_operands): Swap it.
8284 (curr_insn_transform): Update it.
8286 2016-04-18 Michael Matz <matz@suse.de>
8288 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8289 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8290 * tree-core.h (tree_type_common.align): Use bit-field.
8291 (tree_type_common.spare): New.
8292 (tree_decl_common.off_align): Make smaller.
8293 (tree_decl_common.align): Use bit-field.
8295 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8296 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8297 (scan_sharing_clauses): Ditto.
8298 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8299 (omp_finish_file): Ditto.
8300 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8301 (layout_decl): Ditto.
8302 (relayout_decl): Ditto.
8303 (finalize_record_size): Use SET_TYPE_ALIGN.
8304 (finalize_type_size): Ditto.
8305 (finish_builtin_struct): Ditto.
8306 (layout_type): Ditto.
8307 (initialize_sizetypes): Ditto.
8308 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8309 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8310 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8311 (get_chain_field): Ditto.
8312 (get_trampoline_type): Ditto.
8313 (get_nl_goto_field): Ditto.
8314 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8316 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8317 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8318 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8319 (build_qualified_type): Use SET_TYPE_ALIGN.
8320 (build_aligned_type, build_range_type_1): Ditto.
8321 (build_atomic_base): Ditto.
8322 (build_common_tree_nodes): Ditto.
8323 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8324 (expand_one_stack_var_at): Ditto.
8325 * coverage.c (build_var): Use SET_DECL_ALIGN.
8326 * except.c (init_eh): Ditto.
8327 * function.c (assign_parm_setup_block): Ditto.
8328 * symtab.c (increase_alignment_1): Ditto.
8329 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8330 * tree-vect-stmts.c (ensure_base_align): Ditto.
8331 * varasm.c (align_variable): Ditto.
8332 (assemble_variable): Ditto.
8333 (build_constant_desc): Ditto.
8334 (output_constant_def_contents): Ditto.
8336 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8337 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8338 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8339 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8340 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8342 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8345 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8346 replace %vmovsd with "%vmovq".
8347 (vec_concatv2df): Likewise.
8349 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8351 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8352 (*vec_extractv2si_0): Ditto.
8353 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8354 (zero_extended_scalar_load_operand splitters): Ditto.
8355 (vec_extract splitters): Ditto.
8356 (*vec_extractv4si_0_zext): Ditto.
8357 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8359 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8360 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8361 (*sse4_1_extractps): Use lowpart_subreg.
8362 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8364 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8366 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8368 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8369 Mention Solaris 11 packaging changes.
8370 Update gas and gld requirements.
8371 Remove reference to pre-Solaris 10 bug.
8372 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8374 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8377 2016-04-17 Jan Hubicka <jh@suse.cz>
8379 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8380 max_loop_iterations_int.
8382 2016-04-18 Richard Biener <rguenther@suse.de>
8384 PR tree-optimization/43434
8385 * tree-ssa-structalias.c (struct vls_data): New.
8386 (visit_loadstore): Handle all pointer-based accesses.
8387 (compute_dependence_clique): Compute a bitmap of restrict tags
8388 assigned bases and pass it to visit_loadstore.
8390 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8393 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8394 armv8.1-a and armv8.1-a+crc.
8396 2016-04-18 Richard Biener <rguenther@suse.de>
8398 PR tree-optimization/70701
8399 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8400 references after translating through a memcpy.
8402 2016-04-18 Richard Biener <rguenther@suse.de>
8404 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8405 (compute_antic): ... here. For partial antic use regular
8406 postorder and scrap iteration.
8407 (compute_partial_antic_aux): Remove unused return value.
8408 (init_pre): Do not allocate postorder.
8409 (fini_pre): Do not free postorder.
8411 2016-04-18 Richard Biener <rguenther@suse.de>
8414 * expmed.c (extract_bit_field_1): Remove broken case
8415 using a wider MODE_INT mode.
8417 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8419 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8420 unless compiling with at least GCC-4.8.
8422 2016-04-17 Jan Hubicka <jh@suse.cz>
8425 * graphite.c (graphite_finalize): Update call to
8426 tree_estimate_probability.
8427 * predict.h (tree_estimate_probability): Update prototype.
8429 2016-04-17 Jan Hubicka <jh@suse.cz>
8431 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8432 (tree_estimate_probability): Likewise.
8433 (pass_profile::execute): Update.
8434 (report_predictor_hitrates): New function.
8435 * profile.c (compute_branch_probabilities): Use it.
8436 * predict.h (report_predictor_hitrates): Declare.
8438 2016-04-17 Jan Hubicka <jh@suse.cz>
8441 * cgraph.h (cgraph_node::set_const_flag,
8442 cgraph_node::set_pure_flag): Update prototype to return bool;
8444 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8445 of interposable symbol are interposable, too.
8446 (cgraph_set_const_flag_1): Rename to ...
8447 (set_const_flag_1): ... this one; change to self recursive function
8448 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8449 clearnig the flag in all variants and also virtual thunks of const
8450 functions are pure; track if any change was done.
8451 (cgraph_node::set_const_flag): Update.
8452 (struct set_pure_flag_info): New struct.
8453 (cgraph_set_pure_flag_1): Rename to ...
8454 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8455 rather than pointer encoded flags; track if any changes was done;
8456 handle correctly clearning flag and setting flag of aliases already
8458 (cgraph_node::set_pure_flag): Update.
8459 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8461 2016-04-17 Tom de Vries <tom@codesourcery.com>
8464 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8467 2016-04-17 Tom de Vries <tom@codesourcery.com>
8469 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8470 '{}<> ' as escape-for-record.
8472 2016-04-17 Tom de Vries <tom@codesourcery.com>
8474 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8477 2016-04-17 Tom de Vries <tom@codesourcery.com>
8480 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8481 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8482 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8483 * passes.c (finish_optimization_passes): Only call
8484 finish_graph_dump_file if dfi->graph_dump_initialized.
8485 (execute_function_dump, pass_init_dump_file): Use
8486 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8488 2016-04-17 Tom de Vries <tom@codesourcery.com>
8490 PR tree-optimization/70256
8491 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8492 (debug_varmap): New function.
8494 2016-04-17 Tom de Vries <tom@codesourcery.com>
8497 * passes.c (pass_manager::register_pass): Propagate pflags.
8499 2016-04-17 Tom de Vries <tom@codesourcery.com>
8502 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8503 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8504 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8505 check if it's equal to p_start.
8506 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8508 2016-04-15 Jan Hubicka <jh@suse.cz>
8511 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8512 function does not bind to current def.
8513 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8514 handle conservatively calls to functions that does not need to bind
8516 (check_call): Update call of worse_state.
8517 (ignore_edge_for_nothrow): Update.
8518 (ignore_edge_for_pure_const): Likewise.
8519 (propagate_pure_const): Update calls to worse_state.
8520 (skip_function_for_local_pure_const): Reformat comments.
8522 2016-04-15 Jan Hubicka <jh@suse.cz>
8525 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8526 (cgraph_node::function_symbol): Likewise.
8527 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8528 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8529 (symtab_node::ultimate_alias_target): Add REF parameter.
8530 (symtab_node::binds_to_current_def_p): Declare.
8531 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8532 (cgraph_node::function_symbol): Likewise.
8533 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8534 (cgraph_node::get_availability): Likewise.
8535 (cgraph_edge::binds_to_current_def_p): New inline function.
8536 (varpool_node::get_availability): Add REF parameter.
8537 (varpool_node::ultimate_alias_target): Likewise.
8538 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8539 (symtab_node::binds_to_current_def_p): Likewise.
8540 * varpool.c (varpool_node::get_availability): Likewise.
8542 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8545 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8546 Fix mode size check.
8548 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8550 * BASE-VER: Set to 7.0.0.
8552 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8554 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8556 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8558 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8559 architecture revisions.
8561 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8563 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8564 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8565 * config/i386/i386.md (stack decrement to push peepholes): Guard
8566 with !x86_using_red_zone ().
8568 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8571 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
8572 to dump_generic_node.
8573 (NIY): Pass also flags to do_niy.
8575 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
8577 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
8578 (simd_clone_vector_of_formal_parm_types)
8579 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
8580 (simd_clone_mangle, simd_clone_create)
8581 (simd_clone_adjust_return_type, create_tmp_simd_array)
8582 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
8583 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
8584 (ipa_simd_modify_function_body, simd_clone_linear_addend)
8585 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
8586 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
8587 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
8588 * omp-simd-clone.c: ... this new file.
8589 (simd_clone_vector_of_formal_parm_types): Make it static.
8590 * Makefile.in (OBJS): Add omp-simd-clone.o.
8592 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8595 * config/i386/sse.md: Use proper memory operand modifiers.
8598 2016-04-15 Richard Biener <rguenther@suse.de>
8599 Alan Modra <amodra@gmail.com>
8601 PR tree-optimization/70130
8602 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
8603 when alignment stays not the same and no not use the realign
8606 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8609 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8610 direct move handlers for KFmode. Change TFmode handlers test from
8611 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
8613 2016-04-14 Jakub Jelinek <jakub@redhat.com>
8616 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
8617 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
8618 (inlined_polymorphic_ctor_dtor_block_p): Use it.
8619 * tree-ssa-live.c (remove_unused_scope_block_p): When
8620 in_ctor_dtor_block, avoid discarding not just BLOCKs with
8621 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
8622 block_ultimate_origin is FUNCTION_DECL.
8623 (remove_unused_locals): If current_function_decl is
8624 polymorphic_ctor_dtor_p, pass initial true to
8625 remove_unused_scope_block_p' is_ctor_dtor_block.
8627 2016-04-14 Martin Sebor <msebor@redhat.com>
8632 * doc/extend.texi (Variable Length): Revert.
8634 2016-04-14 Marek Polacek <polacek@redhat.com>
8635 Jan Hubicka <hubicka@ucw.cz>
8638 * tree.c (verify_type): Disable the canonical type of main variant
8641 2016-04-14 Jason Merrill <jason@redhat.com>
8643 * cfgexpand.c, expr.c: Revert previous change.
8645 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
8648 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
8649 when building a mem ref for the incoming reduction variable.
8651 2016-04-14 Richard Biener <rguenther@suse.de>
8653 PR tree-optimization/70614
8654 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
8655 loop if the evolution dropped to chrec_dont_know.
8656 (interpret_condition_phi): Likewise.
8658 2016-04-14 Richard Biener <rguenther@suse.de>
8660 PR tree-optimization/70623
8661 * tree-ssa-pre.c (changed_blocks): Make global ...
8662 (compute_antic): ... local here. Move and fix worklist
8663 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
8664 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
8665 worklist handling, dump when ANTIC_IN changed.
8666 (compute_partial_antic_aux): Remove worklist handling.
8667 (init_pre): Do not compute post dominators. Add a comment about
8668 the CFG order chosen.
8669 (fini_pre): Do not free post dominators.
8671 2016-04-13 Martin Sebor <msebor@redhat.com>
8676 * doc/extend.texi (Variable Length): Document C++ specifics.
8678 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8681 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
8682 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
8683 eh edges have been purged.
8686 * tree-sra.c (create_access_replacement,
8687 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
8689 * tree-pretty-print.c (dump_fancy_name): New function.
8690 (dump_decl_name, dump_generic_node): Use it.
8692 2016-04-13 Jason Merrill <jason@redhat.com>
8694 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
8695 * expr.c (expand_expr_real_1): Likewise.
8697 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
8699 * config/i386/i386.md (kunpckhi): Swap operands.
8700 (kunpcksi): Likewise.
8701 (kunpckdi): Likewise.
8702 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
8703 (vec_pack_trunc_<mode>): Likewise.
8705 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8708 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
8711 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
8712 gimplification turns some element into non-constant.
8715 * rtl.h (convert_memory_address_addr_space_1): New prototype.
8716 * explow.c (convert_memory_address_addr_space_1): No longer static,
8717 add NO_EMIT argument and don't call convert_modes if true, pass
8718 it down recursively, remove break after return.
8719 (convert_memory_address_addr_space): Adjust caller.
8720 * simplify-rtx.c (simplify_unary_operation_1): Call
8721 convert_memory_address_addr_space_1 instead of convert_memory_address,
8722 if it returns NULL, don't simplify.
8724 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
8727 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
8729 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8731 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8732 Bump the upper SIMDLEN limits, so that if the return type or
8733 characteristic type if the return type is void can be passed in
8734 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
8737 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8740 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
8741 Do not use "=" constraint on an input constraint.
8742 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8743 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8744 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
8745 generates (neg (abs ...)) instead of (abs ...).
8747 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8749 PR rtl-optimization/70596
8750 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
8751 just invalidate LRA data and reset them. Adjust dump wording.
8753 2016-04-12 Martin Liska <mliska@suse.cz>
8756 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8758 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8760 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8761 max_loop_iterations_int.
8762 (tree_unswitch_outer_loop): Likewise.
8763 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8764 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8766 2016-04-12 Tom de Vries <tom@codesourcery.com>
8768 PR tree-optimization/68756
8769 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
8770 instead of new_name.
8772 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8774 PR tree-optimization/70602
8775 * tree-sra.c (generate_subtree_copies): Don't write anything into
8776 constant pool decls.
8778 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
8779 regardless whether there are depend clauses or not.
8781 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8784 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
8785 target attribute and pragma from changing the -mfloat128
8786 and -mfloat128-hardware options.
8788 * doc/extend.texi (Additional Floating Types): Document PowerPC
8789 __float128 restrictions.
8791 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8794 * config/aarch64/driver-aarch64.c
8795 (aarch64_get_extension_string_for_isa_flags): New.
8796 (arch_extension): Rename to...
8797 (aarch64_arch_extension): ...This.
8798 (ext_to_feat_string): Rename to...
8799 (aarch64_extensions): ...This.
8800 (aarch64_core_data): Keep track of architecture extension flags.
8801 (cpu_data): Rename to...
8802 (aarch64_cpu_data): ...This.
8803 (aarch64_arch_driver_info): Keep track of architecture extension
8805 (get_arch_name_from_id): Rename to...
8806 (get_arch_from_id): ...This, change return type.
8807 (host_detect_local_cpu): Update and reformat for renames, handle
8808 extensions through common infrastructure.
8810 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8813 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
8814 track of a canonical flag name.
8815 (all_extensions): Likewise.
8816 (arch_to_arch_name): Also track extension flags enabled by the arch.
8817 (all_architectures): Likewise.
8818 (aarch64_parse_extension): Move to here.
8819 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
8821 (aarch64_rewrite_selected_cpu): Update for above change.
8822 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
8823 are handled, such that the single explicit value enabled by an
8824 extension is kept seperate from the implicit values it also enables.
8825 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
8827 (aarch64_parse_extension): New.
8828 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
8829 here to config/aarch64/aarch64-protos.h.
8830 (aarch64_parse_extension): Move from here to
8831 common/config/aarch64/aarch64-common.c.
8832 (aarch64_option_print): Update.
8833 (aarch64_declare_function_name): Likewise.
8834 (aarch64_start_file): Likewise.
8835 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
8836 the canonical flag for extensions.
8837 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
8840 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8842 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
8845 2016-04-09 Tom de Vries <tom@codesourcery.com>
8847 PR tree-optimization/68953
8848 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
8849 first to last subscript.
8851 2016-04-09 Jakub Jelinek <jakub@redhat.com>
8853 PR tree-optimization/70586
8854 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
8857 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
8861 PR tree-optimization/70373
8865 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
8866 clauses for acc parallel reductions as necessary. Error on those
8868 * omp-low.c (scan_sharing_clauses): Don't install variables which
8869 are used in acc parallel reductions.
8870 (lower_rec_input_clauses): Remove dead code.
8871 (lower_oacc_reductions): Add support for reference reductions.
8872 (lower_reduction_clauses): Remove dead code.
8873 (lower_omp_target): Don't remap variables appearing in acc parallel
8875 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
8877 2016-04-08 Jakub Jelinek <jakub@redhat.com>
8880 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
8881 with multiple SSA_NAME defs, force the outputs other than first
8882 to be live before calling live_track_process_def on each output.
8884 PR rtl-optimization/70574
8885 * fwprop.c (forward_propagate_and_simplify): Don't add
8886 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
8887 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
8888 paradoxical subregs within *loc.
8890 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
8892 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
8893 -ftree-parallelize-loops={0,1}.
8894 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
8895 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
8896 * config/ia64/hpux.h (LIB_SPEC): Likewise.
8897 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
8898 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
8900 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
8903 * asan.c (instrument_derefs): If we get unknown location, extract it
8905 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
8907 2016-04-08 Tom de Vries <tom@codesourcery.com>
8909 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
8910 implicit firstprivate clause.
8912 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8915 * config/arm/thumb2.md (tst + branch-> lsls + branch
8916 peephole below *orsi_not_shiftsi_si): Require that condition
8917 register is dead after the peephole.
8918 (second peephole after the above): Likewise.
8920 2016-04-08 Alan Modra <amodra@gmail.com>
8923 * builtins.c (fold_builtin_classify): For IBM extended precision,
8924 look at just the high-order double to test for NaN.
8925 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
8926 test just the high double for Inf but both doubles for subnormal
8929 2016-04-07 Jakub Jelinek <jakub@redhat.com>
8931 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
8932 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
8933 node->simdclone->mask_mode != VOIDmode masks.
8934 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
8935 earlier, use it instead of node->simdclone.
8936 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8937 Set clonei->mask_mode.
8939 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8942 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
8943 Pass it through to cp_parser_already_scoped_statement.
8944 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
8945 it through to cp_parser_statement.
8946 (cp_parser_statement): Pass IF_P through to
8947 cp_parser_iteration_statement.
8948 (cp_parser_pragma): Adjust call to
8949 cp_parser_iteration_statement.
8951 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8954 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
8955 resolve a future -Wparentheses warning.
8956 * omp-low.c (scan_sharing_clauses): Likewise.
8957 * tree-parloops.c (eliminate_local_variables): Likewise.
8959 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
8961 PR rtl-optimization/70398
8962 * lra-constraints.c (process_address_1): Check zero scale and code
8963 for reloading with zero scale.
8965 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
8967 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
8968 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
8970 2016-04-06 Jakub Jelinek <jakub@redhat.com>
8972 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8973 Add support for AVX512F clones, include them by default for
8974 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
8975 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
8979 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
8980 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
8981 firstprivate clauses.
8982 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
8983 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
8984 (lower_omp_target): Set TREE_NO_WARNING for
8985 non-addressable possibly uninitialized vars which are copied into
8986 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
8988 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
8990 * config/pa/predicates.md (integer_store_memory_operand): Accept
8991 REG+D operands with a large offset when reload_in_progress is true.
8992 (floating_point_store_memory_operand): Likewise.
8994 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8997 * match.pd (nested int casts): Limit to GIMPLE.
8999 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
9002 * ipa-devirt.c (maybe_record_node): Fix comment; use
9003 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
9005 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9007 PR rtl-optimization/70542
9008 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
9009 if there are any uses other than insn or debug insns.
9011 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
9012 Jakub Jelinek <jakub@redhat.com>
9014 PR tree-optimization/70509
9015 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
9016 Shift HOST_WIDE_INT_1U instead of 1.
9018 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9020 PR tree-optimization/70509
9021 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9022 of the vector base type for index.
9024 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9027 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9029 2016-04-05 Richard Biener <rguenther@suse.de>
9031 PR tree-optimization/70526
9032 * tree-sra.c (build_ref_for_offset): Use prev_base to
9033 extract the alias pointer type.
9035 2016-04-05 Richard Biener <rguenther@suse.de>
9037 * dse.c (struct store_info): Remove alias_set member.
9038 (struct read_info_type): Likewise.
9039 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9040 spill_deleted, clear_alias_set_lookup): Remove.
9041 (get_group_info): Remove dead base == NULL_RTX case.
9042 (dse_step0): Remove initialization of removed variables.
9043 (delete_dead_store_insn): Reomve alias set dumping.
9044 (free_read_records): Remove alias_set handling.
9045 (canon_address): Remove alias_set_out parameter.
9046 (record_store): Remove spill_alias_set, it's always zero.
9047 (check_mem_read_rtx): Likewise.
9048 (dse_step2): Rename from ...
9049 (dse_step2_nospill): ... this. Adjust.
9050 (scan_stores): Rename from ...
9051 (scan_stores_nospill): ... this.
9052 (scan_reads): Rename from ...
9053 (scan_reads_nospill): ... this.
9054 (scan_stores_spill, scan_reads_spill): Remove.
9055 (dse_step3_scan): Remove for_spills argument which is always false.
9056 (dse_step3): Likewise.
9057 (dse_step5): Rename from ...
9058 (dse_step5_nospill): ... this. Remove alias_set handling.
9059 (rest_of_handle_dse): Adjust.
9061 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9064 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9065 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9066 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9067 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9069 2016-04-05 Richard Biener <rguenther@suse.de>
9072 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9073 non-register type temporaries into SSA.
9075 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9078 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9079 calls when sanitizing.
9080 (possible_polymorphic_call_target_p): Fix formatting.
9082 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9083 Jakub Jelinek <jakub@redhat.com>
9086 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9087 to ensure a call statement is compatible with a built-in's
9089 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9092 2016-04-04 Richard Biener <rguenther@suse.de>
9094 PR rtl-optimization/70484
9095 * rtl.h (canon_output_dependence): Declare.
9096 * alias.c (canon_output_dependence): New function.
9097 * dse.c (record_store): Use canon_output_dependence rather
9098 than canon_true_dependence.
9100 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9103 * cgraph.h (symtab_node::copy_visibility_from): New function.
9104 * symtab.c (symtab_node::copy_visibility_from): New function.
9105 * ipa-visibility.c (optimize_weakref): New function.
9106 (function_and_variable_visibility): Use it.
9108 2016-04-04 Martin Liska <mliska@suse.cz>
9111 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9112 value that is really in range handled by SBR instruction.
9113 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9114 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9115 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9117 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9121 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9122 set, but not for SP_REG operands.
9124 2016-04-02 Martin Sebor <msebor@redhat.com>
9127 * fold-const.c (maybe_nonzero_address): New function.
9128 (fold_comparison): Call it. Fold equality and relational
9129 expressions involving null pointers.
9130 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9132 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9134 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9135 the "Y" constraint (scalar FP 0.0 immediate).
9137 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9138 Add the "const_double" to the list of operand constraints.
9140 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9142 PR rtl-optimization/70467
9143 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9144 If low word of the last operand is 0, just emit addition/subtraction
9147 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9150 * config/s390/s390.c (s390_expand_insv): Check for everything
9151 constant instead of just VOIDmode stuff.
9153 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9156 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9158 2016-04-01 Nathan Sidwell <nathan@acm.org>
9160 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9162 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9164 PR rtl-optimization/70461
9165 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9168 2016-03-31 Martin Liska <mliska@suse.cz>
9171 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9172 a tree value or an immediate integer value to a buffer
9173 that is eventually copied to a BRIG section.
9174 (emit_immediate_operand): Call the function here.
9175 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9176 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9177 of class' fields that are removed.
9178 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9179 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9180 m_brig_repr_size fields.
9182 2016-03-31 Martin Liska <mliska@suse.cz>
9185 * hsa-gen.c (hsa_function_representation::update_dominance): New
9187 (convert_addr_to_flat_segment): Likewise.
9188 (gen_hsa_memory_set): New alignment argument.
9189 (gen_hsa_ctor_assignment): Likewise.
9190 (gen_hsa_insns_for_single_assignment): Provide alignment
9191 to gen_hsa_ctor_assignment.
9192 (gen_hsa_insns_for_direct_call): Add new argument.
9193 (expand_lhs_of_string_op): New function.
9194 (expand_string_operation_builtin): Likewise.
9195 (expand_memory_copy): New function.
9196 (expand_memory_set): New function.
9197 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9198 (convert_switch_statements): Change signature.
9199 (generate_hsa): Use a return value of the function.
9200 (pass_gen_hsail::execute): Do not call
9201 convert_switch_statements here.
9202 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9203 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9204 (hsa_function_representation::update_dominance): New function.
9206 2016-03-31 Martin Liska <mliska@suse.cz>
9209 * hsa-brig.c (emit_directive_variable): Emit alignment
9210 according to hsa_symbol::m_align.
9211 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9212 (dump_hsa_symbol): Dump alignment of HSA symbols.
9213 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9214 (gen_hsa_addr_with_align): New function.
9215 (hsa_bitmemref_alignment): Use newly added function.
9216 (gen_hsa_insns_for_load): Likewise.
9217 (gen_hsa_insns_for_store): Likewise.
9218 (gen_hsa_memory_copy): New argument added.
9219 (gen_hsa_insns_for_single_assignment): Respect
9220 alignment for assignments processed via gen_hsa_memory_copy.
9221 (gen_hsa_insns_for_direct_call): Likewise.
9222 (gen_hsa_insns_for_return): Likewise.
9223 (gen_function_def_parameters): Set default alignment.
9224 * hsa.c (hsa_object_alignment): New function.
9225 (hsa_byte_alignment): Pasted function.
9226 * hsa.h (hsa_symbol::m_align): New field.
9228 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9230 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9231 scratch field for goto case.
9233 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9235 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9237 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9240 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9241 (scalar_chain::convert_insn): Call convert_op for reg
9242 moves to handle undefined registers.
9244 2016-03-31 Nathan Sidwell <nathan@acm.org>
9247 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9248 Assert we don't want to move backwards.
9250 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9253 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9255 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9257 PR rtl-optimization/70460
9258 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9259 with operand from REG_LABEL_OPERAND, instead substitute
9260 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9261 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9263 2016-03-31 Martin Liska <mliska@suse.cz>
9265 * passes.c (execute_one_pass): Do not call
9266 todo_after for a discarded function.
9268 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9270 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9271 (no_cost, infinite_cost): Initialize the new field.
9272 (get_computation_cost_at): Record setup cost.
9273 (determine_use_iv_cost_address): Skip cost computation for sub
9274 uses if we can estimate it without losing accuracy.
9276 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9278 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9280 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9281 max_loop_iterations_int.
9282 (tree_unswitch_outer_loop): Likewise.
9283 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9284 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9286 2016-03-30 Richard Biener <rguenther@suse.de>
9289 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9291 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9294 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9295 in gen_blendm expander.
9297 2016-03-30 Nick Clifton <nickc@redhat.com>
9300 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9301 case where we are already provided with an SImode SUBREG.
9303 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9306 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9307 conflict between DRAP register and __builtin_eh_return.
9309 2016-03-30 Michael Matz <matz@suse.de>
9310 Richard Biener <rguenther@suse.de>
9313 * ipa-polymorphic-call.c (struct type_change_info): Change
9314 speculative to an unsigned allowing to limit the work we do.
9315 (csftc_abort_walking_p): New inline function..
9316 (check_stmt_for_type_change): Limit the number of may-defs
9317 skipped for speculative devirtualization to
9318 max-speculative-devirt-maydefs.
9319 * params.def (max-speculative-devirt-maydefs): New param.
9320 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9322 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9325 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9328 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9330 PR tree-optimization/59124
9331 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9332 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9334 2016-03-29 Jeff Law <law@redhat.com>
9336 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9338 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9340 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9343 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9345 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9346 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9347 gcrt0.o if linking dynamically.
9349 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9352 * ipa-devirt.c (methods_equal_p): New function.
9353 (compare_virtual_tables): Use it.
9354 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9355 * cgraphclones.c (clone_function_name_1): Use
9356 symbol_table::symbol_suffix_separator.
9357 * coverage.c (build_var): Likewise.
9358 * symtab.c (symbol_table::symbol_suffix_separator): New.
9360 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9362 PR rtl-optimization/70429
9363 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9364 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9365 mode != result_mode.
9368 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9370 PR tree-optimization/70405
9371 * ssa-iterators.h (num_imm_uses): Add missing braces.
9373 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9375 PR rtl-optimization/68695
9376 * ira-color.c (allocno_copy_cost_saving): New.
9377 (improve_allocation): Use it.
9379 2016-03-29 Richard Henderson <rth@redhat.com>
9382 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9384 2016-03-29 Richard Biener <rguenther@suse.de>
9387 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9388 use alignment returned by get_pointer_alignment_1 if it is
9389 bigger than BITS_PER_UNIT.
9390 * builtins.c (get_pointer_alignment_1): Do not return true
9391 for alignment extracted from SSA info.
9393 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9395 * config/ft32/ft32.opt (mnodiv): New.
9396 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9397 * doc/invoke.texi (FT32 Options -mnodiv): New.
9399 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9402 * config/i386/i386.md (define_split, andn): Fix modes.
9404 2016-03-26 Richard Biener <rguenther@suse.de>
9405 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9408 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9410 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9411 as 2nd argument to cl_optimization_restore().
9413 2016-03-25 Richard Henderson <rth@redhat.com>
9416 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9417 * config/aarch64/aarch64-protos.h: Declare it.
9418 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9420 2016-03-25 Alan Modra <amodra@gmail.com>
9423 * config/rs6000/constraints.md (j): Simplify.
9424 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9426 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9427 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9428 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9429 in all constraint alternatives.
9430 (movtd_64bit_nodm): Delete "j" constraint alternative.
9432 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9434 * tree-ssa-propagate.c: Enhance docs for
9435 SSA_PROP_NOT_INTERESTING.
9437 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9439 * doc/extend.texi: Fix typo in documentation to pure attribute.
9441 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9444 * config/pa/pa.md (bswapdi2): Use a scratch register.
9446 2016-03-24 Richard Henderson <rth@redhat.com>
9449 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9452 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9454 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9455 using ix86_expand_binary_operator instead of gen_andsi3.
9457 2016-03-24 Richard Biener <rguenther@suse.de>
9459 PR tree-optimization/70396
9460 * tree-vect-stmts.c (vectorizable_comparison): Use
9461 get_vectype_for_scalar_type.
9463 2016-03-24 Richard Biener <rguenther@suse.de>
9466 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9467 with register bases.
9469 2016-03-24 Richard Biener <rguenther@suse.de>
9471 PR tree-optimization/70372
9472 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9473 build_all_ones_cst to also handle vector types correctly.
9475 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9478 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9481 2016-03-23 Marek Polacek <polacek@redhat.com>
9484 * doc/invoke.texi: Document -Wignored-attributes.
9486 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9488 PR tree-optimization/69042
9489 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9490 parameter from 30 to 40.
9492 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9494 PR tree-optimization/69042
9495 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9496 for use with constant offset stripped in base.
9498 2016-03-23 Richard Biener <rguenther@suse.de>
9501 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9502 mode compatibility check.
9503 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9505 2016-03-23 Jeff Law <law@redhat.com>
9507 PR tree-optimization/64058
9508 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9510 (struct ssa_conflicts): Move up earlier in the file.
9511 (conflicts_, var_map_): New static variables.
9512 (initialize_conflict_count): New function to initialize the
9513 CONFLICT_COUNT field for each conflict pair.
9514 (compare_pairs): Lazily initialize the conflict count and use it
9515 as the first tie-breaker.
9516 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9517 and wipe conflicts_ and map_ around the call to qsort. Remove
9518 special case for 2 coalesce pairs.
9519 * bitmap.c (bitmap_count_unique_bits): New function.
9520 (bitmap_count_bits_in_word): New function, extracted from
9522 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9523 * bitmap.h (bitmap_count_unique_bits): Declare it.
9525 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9528 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9529 transparent alias chain for decl assembler name.
9530 * config/sol2.c (solaris_assemble_visibility): Likewise.
9532 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9534 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9536 (v10_fdivs): Likewise.
9537 (v10_fdivd): Likewise.
9539 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9542 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9543 to not call fclose twice on file.
9545 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9547 PR tree-optimization/70354
9548 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9549 oprnd0 is wider than oprnd1 and there is a cast from the wider
9550 type to oprnd1, mask it with the mask of the narrower type.
9553 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9554 Optimize TARGET_STV splitters, if high or low word of last argument
9557 2016-03-22 Jeff Law <law@redhat.com>
9560 tree-ssa-threadbackward.c
9561 (fsm_find_control_statement_thread_paths): Correctly distinguish
9562 between old style jump threads vs FSM jump threads.
9564 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
9567 * config/i386/i386.c (scalar_chain::convert_op): Support
9568 uninitialized register usage case.
9570 2016-03-22 Richard Biener <rguenther@suse.de>
9573 * genmatch.c (gen_transform): Adjust last parameter to a three-state
9575 (capture::gen_transform): ... to change behavior when substituting
9576 a condition into cond or not-cond expr context.
9577 (dt_simplify::gen_1): Adjust.
9578 * gimple-match-head.c: Include gimplify.h for unshare_expr.
9579 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
9580 last change and instead change to
9581 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
9582 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9584 2016-03-22 Anthony Green <green@moxielogic.com>
9586 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
9587 issue for moxiebox targets.
9588 (CC1PLUS_SPEC): Ditto.
9590 2016-03-22 Richard Biener <rguenther@suse.de>
9593 * fold-const.c (extract_muldiv_1): Properly perform multiplication
9596 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9598 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
9600 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9603 * config/i386/i386.c (def_builtin): Handle
9604 OPTION_MASK_ISA_AVX512VL to be and-ed with other
9606 (const struct builtin_description bdesc_special_args[]):
9607 Remove duplicate ISA bits.
9609 2016-03-22 Jakub Jelinek <jakub@redhat.com>
9612 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
9613 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
9614 in a way that works also for AVX512BW.
9617 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
9618 instead of source if operands[1] is xmm16 and above and
9619 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
9620 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
9623 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
9624 on assign if (*from_p) is a comparison, set it to
9625 TREE_NO_WARNING (*from_p).
9627 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9630 * lra.c (restore_scratches): Ignore deleted insns.
9632 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
9633 Jakub Jelinek <jakub@redhat.com>
9635 PR tree-optimization/70317
9636 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
9639 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
9642 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
9643 of ix86_expand_move.
9645 (movti): Use general_operand for operand 1 predicate.
9647 2016-03-21 Martin Liska <mliska@suse.cz>
9649 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
9651 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
9653 2016-03-21 Martin Liska <mliska@suse.cz>
9656 * ipa-icf.c (sem_function::parse): Skip static
9657 constructors and destructors.
9659 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9662 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
9663 function-like macro, peek following token(s) if it is followed
9664 by CPP_OPEN_PAREN token with optional padding in between, and
9665 if not, don't treat it like a macro.
9667 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
9668 Alexander Monakov <amonakov@ispras.ru>
9670 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
9671 for the stabs debug format.
9673 2016-03-21 Richard Biener <rguenther@suse.de>
9675 PR tree-optimization/70310
9676 * tree-vect-generic.c (expand_vector_condition): Fold the built
9679 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
9682 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
9683 Block third alternative for AVX-512VL target,
9685 2016-03-21 Martin Liska <mliska@suse.cz>
9688 * hsa-brig.c (emit_function_directives): Mark unemitted
9689 global variables for emission.
9690 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
9691 (get_symbol_for_decl): Likewise.
9692 * hsa.h (struct hsa_symbol): New flag.
9694 2016-03-21 Richard Biener <rguenther@suse.de>
9696 PR tree-optimization/70288
9697 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
9698 we do not estimate unsimplified all-constant conditionals or
9699 switches as optimized away.
9701 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
9703 PR rtl-optimization/69102
9704 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
9705 when we have a readonly dependency context.
9707 2016-03-18 Jeff Law <law@redhat.com>
9709 PR rtl-optimization/70263
9710 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
9711 (update_equiv_regs): When trying to move a store to after the insn
9712 that sets the source of the store, make sure the store occurs after
9713 the insn that sets the source of the store. When successful note
9714 the REG_EQUIV note created in the dump file.
9716 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
9717 Bernd Schmidt <bschmidt@redhat.com>
9719 * doc/extend.texi: Document more potential problems with basic asms.
9721 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
9723 PR rtl-optimization/70278
9724 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
9727 2016-03-18 Jason Merrill <jason@redhat.com>
9729 * calls.c (load_register_parameters): Fix zero size sibcall logic.
9731 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
9733 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
9734 values to 128b regs.
9736 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
9738 PR tree-optimization/70252
9739 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
9740 boolean vector has a proper number of elements.
9741 (supportable_narrowing_operation): Likewise.
9743 2016-03-18 Tom de Vries <tom@codesourcery.com>
9746 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
9748 2016-03-18 Jakub Jelinek <jakub@redhat.com>
9750 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
9751 instead of replace_rtx for DEBUG_INSNs.
9753 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9755 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
9756 load type reservations.
9758 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
9761 * config/pa/constraints.md: Revert 2015-02-13 change. Use
9762 define_constraint for "Q" and "T" constraints.
9764 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
9766 Tweak the pipeline model for Exynos M1
9768 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
9771 2016-03-17 David Malcolm <dmalcolm@redhat.com>
9774 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
9775 where one or both locations aren't within a line_map.
9777 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
9780 * opts.c (finish_options): Don't set flag_pie to the default if
9781 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
9784 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
9786 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
9787 true as ALL_REGS argument to replace_rtx.
9789 2016-03-17 Richard Biener <rguenther@suse.de>
9792 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
9795 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9798 * rtl.h (replace_rtx): Add ALL_REGS argument.
9799 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
9800 equality and assert mode is the same, instead of just rtx pointer
9802 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
9803 true as ALL_REGS argument to replace_rtx.
9805 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
9807 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
9808 for boolean vector with vector mode only.
9809 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9811 2016-03-17 Nick Clifton <nickc@redhat.com>
9814 * config/rx/rx.c (rx_print_integer): Print negative constants in
9817 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9820 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
9822 2016-03-16 Richard Henderson <rth@redhat.com>
9823 Richard Biener <rguenth@suse.de>
9828 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
9829 first operand as is_gimple_condexpr.
9834 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
9835 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
9836 Do not gimplify the result.
9837 (do_unop): Adjust call to tree_vec_extract.
9838 (do_binop): Likewise.
9839 (do_compare): Likewise.
9840 (do_plus_minus): Likewise.
9841 (do_negate): Likewise.
9842 (expand_vector_condition): Likewise.
9843 (do_cond): Likewise.
9845 2016-03-16 Richard Henderson <rth@redhat.com>
9848 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
9849 (aarch64_classify_address): Use it.
9850 (aarch64_legitimize_address): Force all subexpressions of PLUS
9851 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
9853 2016-03-16 Jakub Jelinek <jakub@redhat.com>
9854 Richard Biener <rguenth@suse.de>
9857 * rtlanal.c (replace_rtx): For REG, if from is a REG,
9858 return to even if only REGNO is equal, and assert
9861 2016-03-11 Jeff Law <law@redhat.com>
9863 PR rtl-optimization/70224
9864 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
9866 2016-03-16 Richard Henderson <rth@redhat.com>
9869 * function.h (struct function): Add has_forced_label_in_static.
9870 * gimplify.c (force_labels_r): Set it.
9871 * lto-streamer-in.c (input_struct_function_base): Read it.
9872 * lto-streamer-out.c (output_struct_function_base): Write it.
9873 * tree-inline.c (has_label_address_in_static_1): Remove.
9874 (copy_forbidden): Remove fndecl parameter; test
9875 has_forced_label_in_static.
9876 (inline_forbidden_p): Update call to copy_forbidden.
9877 (tree_versionable_function_p): Likewise.
9878 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
9879 (chkp_versioning): Likewise.
9880 * tree-inline.h (copy_forbidden): Update decl.
9882 2016-03-16 Marek Polacek <polacek@redhat.com>
9885 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
9886 function being thunked if the result type doesn't have fixed size.
9887 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
9888 doesn't have fixed size.
9890 2016-03-16 Bin Cheng <bin.cheng@arm.com>
9892 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
9893 reporting malformed loop nest.
9895 2016-03-16 Tom de Vries <tom@codesourcery.com>
9898 * ipa-devirt.c (possible_polymorphic_call_targets): Move
9899 nodes.length () == 1 test to before first nodes[0] access.
9901 2016-03-16 Tom de Vries <tom@codesourcery.com>
9903 PR tree-optimization/68715
9904 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
9907 2016-03-16 Tom de Vries <tom@codesourcery.com>
9909 PR tree-optimization/68809
9910 * graphite-scop-detection.c (same_close_phi_node): Test if result types
9913 2016-03-16 Carlos O'Donell <carlos@redhat.com>
9914 Sandra Loosemore <sandra@codesourcery.com>
9916 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
9917 on leaf attribute. Mention ELF interposition problems.
9919 2016-03-16 Alan Modra <amodra@gmail.com>
9921 PR rtl-optimization/69195
9922 PR rtl-optimization/47992
9923 * ira.c (indirect_jump_optimize): Ignore artificial defs.
9926 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
9929 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
9931 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9933 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
9935 2016-03-15 Jakub Jelinek <jakub@redhat.com>
9937 PR rtl-optimization/70222
9938 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
9939 optimization if mode is different from result_mode, queue up masking
9940 of the result in outer_op. Formatting fix.
9943 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
9946 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9948 PR rtl-optimization/69032
9949 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
9950 looping backwards over basic block insns.
9952 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9955 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
9956 to non-speculative when propagating trap bits.
9958 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9960 PR rtl-optimization/63384
9961 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
9964 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9967 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
9968 factored out from ...
9969 (sched_analyze_insn): ... here.
9970 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
9971 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
9972 get_implicit_reg_pending_clobbers in it.
9973 (setup_id_reg_sets): Use setup_id_implicit_regs.
9974 (deps_init_id): Ditto.
9976 2016-03-15 Tom de Vries <tom@codesourcery.com>
9979 * cgraph.c (cgraph_node::get_body): Save, reset and restore
9981 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
9982 execute_function_dump.
9983 (execute_one_pass): Don't dump function if it will be dumped after ipa
9986 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
9988 * genrecog.c (match_pattern_2): If pred is NULL don't call
9989 safe_predicate_mode on it.
9991 2016-03-14 Jakub Jelinek <jakub@redhat.com>
9994 * lra-constraints.c (delete_move_and_clobber): Change assertion
9995 to also allow dregno == 0.
9997 2016-03-14 Richard Henderson <rth@redhat.com>
10000 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
10001 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
10002 (reassociate_bb): Use optimize_vec_cond_expr; avoid
10003 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
10006 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
10009 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
10011 (lra_create_live_ranges_1): initialize hard register biggest_mode to
10013 * lra-constraints.c (split_reg): For hard regs, try to find the
10014 biggest single-register mode used in the function.
10016 2016-03-14 Richard Biener <rguenther@suse.de>
10018 PR tree-optimization/56365
10019 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10020 constants to compare against.
10022 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10025 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10026 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10027 (define_split for the GPR case): Use int_reg_operand instead of
10028 gpc_reg_operand for the output.
10030 2016-03-14 Tom de Vries <tom@codesourcery.com>
10032 PR tree-optimization/70045
10033 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10034 create_empty_if_region_on_edge argument.
10036 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10038 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10039 (STACK_CHECK_PROTECT): Likewise.
10040 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10041 (STACK_CHECK_PROTECT): Likewise.
10042 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10043 (STACK_CHECK_PROTECT): Likewise.
10044 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10045 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10046 (STACK_CHECK_PROTECT): Likewise.
10048 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10050 PR rtl-optimization/69307
10051 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10052 registers in modes that span more than one register.
10054 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10057 * lra-constraints.c (delete_move_and_clobber): New.
10058 (remove_inheritance_pseudos): Use it.
10060 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10063 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10064 the libcall is LCT_THROW.
10065 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10066 for the checking routine.
10068 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10071 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10072 optimization if we have direct move.
10073 (roundu32<mode>2_fprs): Likewise.
10075 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10078 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10080 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10081 Arguments swapped. All callers changed. Take reg_renumber into
10082 account, and Calculate and compare register ranges for hard regs.
10084 2016-03-11 Jeff Law <law@redhat.com>
10086 PR tree-optimization/70190
10087 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10088 Handle cases where we can not extract the taken edge, even though we
10089 found a constant value.
10091 PR tree-optimization/64058
10092 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10093 (num_coalesce_pairs): Move up earlier in file.
10094 (find_coalesce_pair): Initialize the INDEX field for each pair
10096 (compare_pairs): No longer sort on the elements in each pair.
10097 Instead break ties with the index of the coalesce pair.
10099 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10102 * config/aarch64/aarch64-protos.h
10103 (aarch64_save_restore_target_globals): New prototype.
10104 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10105 Call the above when popping pragma.
10106 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10108 (aarch64_set_current_function): Rewrite using the above.
10110 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10112 PR tree-optimization/70177
10113 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10114 (extract_ops_from_tree): ... this. In the 2 argument
10115 overload remove _1 suffix.
10116 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10117 (extract_ops_from_tree): ... this.
10118 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10120 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10121 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10122 extract_ops_from_tree instead of 2 operand one.
10124 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10126 PR tree-optimization/70013
10127 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10128 for constant-pool entries.
10130 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10132 PR rtl-optimization/70174
10133 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10134 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10136 PR tree-optimization/70169
10137 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10138 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10141 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10142 Jakub Jelinek <jakub@redhat.com>
10145 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10146 of uninitialized values.
10148 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10150 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10152 ("*trunctddd2"): New pattern definition.
10153 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10156 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10158 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10159 definitions for BFP and DFP rounding modes.
10160 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10161 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10162 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10163 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10166 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10168 * config/s390/constraints.md: Adjust comment.
10169 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10170 s390_decompose_addrstyle_without_index.
10171 * config/s390/predicates.md (shift_count_or_setmem_operand):
10172 Rename to setmem_operand.
10173 * config/s390/s390-protos.h
10174 (s390_decompose_shift_count): Rename to
10175 s390_decompose_addrstyle_without_index.
10176 * config/s390/s390.c (s390_decompose_shift_count)
10177 (s390_mem_constraint, print_shift_count_operand)
10178 (print_operand_address, print_operand): Rename
10179 s390_decompose_shift_count to
10180 s390_decompose_addrstyle_without_index and rename
10181 print_shift_count_operand to print_addrstyle_operand troughout the
10183 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10184 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10185 Rename shift_count_or_setmem_operand to setmem_operand.
10186 * config/s390/vx-builtins.md ("vec_insert<mode>")
10187 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10190 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10193 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10194 Handle overlapping retval and newval.
10196 2016-03-10 Nick Clifton <nickc@redhat.com>
10199 * config/aarch64/aarch64.c
10200 (aarch64_override_options_after_change_1): When forcing
10201 flag_omit_frame_pointer to be true, use a special value that can
10202 be detected if this function is called again, thus preventing
10203 flag_omit_leaf_frame_pointer from being forced to be false.
10205 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10207 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10208 Set x_flag_omit_leaf_frame_pointer when handling
10209 -momit-leaf-frame-pointer.
10211 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10214 * cgraph.c (cgraph_node::dump): Dump split_part and
10215 indirect_call_target.
10216 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10217 * ipa.c (has_addr_references_p): Cleanup.
10218 (is_indirect_call_target_p): New.
10219 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10220 called indirectly as local.
10221 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10223 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10226 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10227 on cxa_pure_virtual.
10229 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10232 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10234 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10237 * tree.c (need_assembler_name_p): Only record main variant type names.
10239 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10242 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10243 Always define to 0 or 1.
10244 (TARGET_FIX_ERR_A53_843419): New macro.
10245 * config/aarch64/aarch64-elf-raw.h
10246 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10247 * config/aarch64/aarch64-linux.h: Likewise.
10248 * config/aarch64/aarch64.c
10249 (aarch64_override_options_after_change_1): Do not default
10250 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10252 (aarch64_attributes): Handle fix-cortex-a53-843419.
10253 (aarch64_can_inline_p): Likewise.
10254 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10256 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10257 Jakub Jelinek <jakub@redhat.com>
10259 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10260 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10261 DECL_COMMONS if flag_unconstrained_commons is set.
10262 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10263 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10264 (funconstrained-commons): Document.
10266 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10268 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10269 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10271 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10273 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10274 has a proper number of elements.
10276 2016-03-10 Alan Modra <amodra@gmail.com>
10278 PR rtl-optimization/69195
10279 PR rtl-optimization/47992
10280 * ira.c (recorded_label_ref): Delete.
10281 (update_equiv_regs): Return void.
10282 (indirect_jump_optimize): New function.
10283 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10284 before regstat_compute_ri. Don't rebuild_jump_labels here.
10285 Delete update_regstat.
10287 2016-03-10 Richard Biener <rguenther@suse.de>
10289 PR tree-optimization/70128
10290 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10291 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10293 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10295 PR tree-optimization/70152
10296 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10297 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10300 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10301 instead of gen_sse2_loadlpd.
10302 * config/i386/sse.md (*vec_concatv2df): Rename to...
10303 (vec_concatv2df): ... this.
10305 PR tree-optimization/70127
10306 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10308 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10312 * diagnostic-show-locus.c (compatible_locations_p): New function.
10313 (layout::layout): Sanitize ranges using compatible_locations_p.
10315 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10319 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10320 location_range param with three const expanded_locations * and a
10322 (layout::layout): Replace call to
10323 rich_location::lazily_expand_location with get_expanded_location.
10324 Extract the range and perform location expansion here, passing
10325 the results to the layout_range ctor.
10326 * diagnostic.c (source_range::debug): Delete.
10327 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10328 of rich_location::get_expanded_location.
10329 * gcc-rich-location.c (get_range_for_expr): Delete.
10330 (gcc_rich_location::add_expr): Reimplement to avoid the
10331 rich_location::add_range overload that took a location_range,
10332 passing a location_t instead.
10334 2016-03-09 Richard Biener <rguenther@suse.de>
10335 Jakub Jelinek <jakub@redhat.com>
10337 PR tree-optimization/70138
10338 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10339 Also skip vect_double_reduction_def.
10341 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10344 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10345 if the operand is "m".
10347 2016-03-09 Nathan Sidwell <nathan@acm.org>
10349 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10351 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10353 * config/i386/i386.c (processor_target_table): Fix cost table
10354 intialization order for znver1.
10356 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10358 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10359 - becuase -> because.
10360 * ipa-reference.c (ignore_module_statics): Likewise.
10361 * cgraph.c (cgraph_node::get_body): Likewise.
10362 * ipa-inline.c (early_inliner): Likewise.
10363 * ipa-devirt.c (types_same_for_odr): Likewise.
10364 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10365 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10367 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10369 * tree-ssa-math-opts.c: Fix typo in comment.
10371 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10374 * config/i386/i386.c (scalar_chain::make_vector_copies,
10375 scalar_chain::convert_reg): Call end_sequence in between
10376 get_insns and emit_conversion_insns rather than after both
10379 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10382 * config/i386/i386.h (machine_function): Add
10383 pc_thunk_call_expanded flag.
10384 (ix86_pc_thunk_call_expanded): New define.
10385 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10386 (*set_got): Rename insn pattern from set_got.
10387 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10388 * config/i386/i386.c (ix86_compute_frame_layout): Use
10389 ix86_pc_thunk_call_expanded to prevent red-zone.
10391 2016-03-07 Martin Jambor <mjambor@suse.cz>
10393 * hsa.h (hsa_get_ctor_statements): Declare.
10394 (hsa_get_dtor_statements): Likewise.
10395 (hsa_get_kernel_dispatch_type): Likewise.
10396 * hsa.c (hsa_get_ctor_statements): New function.
10397 (hsa_get_dtor_statements): Likewise.
10398 (hsa_get_kernel_dispatch_type): Likewise.
10399 * hsa-brig.c (hsa_cdtor_statements): Removed.
10400 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10401 hsa_get_dtor_statements.
10402 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10403 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10405 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10407 * config/arm/arm-cores.def (cortex-r8): New.
10408 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10409 * config/arm/arm-tune.md: Likewise.
10410 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10412 2016-03-07 Martin Sebor <msebor@redhat.com>
10414 PR rtl-optimization/19705
10415 * doc/invoke.texi (Options That Control Optimization): Clarify
10416 -fno-branch-count-reg.
10418 2016-02-26 Richard Biener <rguenther@suse.de>
10419 Jeff Law <law@redhat.com>
10421 PR tree-optimization/69740
10422 * cfghooks.c (remove_edge): Request loop fixups if we delete
10423 an edge that might turn an irreducible loop into a natural
10425 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10426 Move after definition of loops_state_clear.
10428 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10430 PR rtl-optimization/69052
10431 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10434 2016-03-07 Tom de Vries <tom@codesourcery.com>
10436 PR tree-optimization/70116
10437 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10438 is_tm_ending stmts and ubsan/asan internal functions.
10439 (find_duplicate): Use it. Don't test is_tm_ending here.
10441 2016-03-07 Richard Biener <rguenther@suse.de>
10443 PR tree-optimization/70115
10444 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10445 (propagate_constants_for_unrolling): Use replace_uses_by.
10447 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10449 PR middle-end/69916
10450 * omp-low.c (struct oacc_loop): Add ifns.
10451 (new_oacc_loop_raw): Initialize it.
10452 (finish_oacc_loop): Clear mask & flags if no ifns.
10453 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10454 (oacc_loop_xform_loop): Add ifns arg & adjust.
10455 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10457 2016-03-07 Richard Henderson <rth@redhat.com>
10460 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10461 (insert_value_copy_on_edge): Likewise.
10463 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10465 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10467 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10470 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10472 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10474 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10476 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10478 Fix sseimul type attribute.
10479 * config/i386/znver1.md
10480 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10481 znver1_sseimul_avx256_load) : Fix the type attribute.
10482 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10483 pipe usage and latency.
10485 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10488 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10489 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10492 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10495 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10497 PR rtl-optimization/69941
10498 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10499 the reg share its mode.
10501 2016-03-04 Jeff Law <law@redhat.com>
10503 PR tree-optimization/69196
10504 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10505 If the both SSA_NAMEs are anonymous, then consider them unassociated
10506 and include the PHI in the statement count.
10508 2016-03-05 Tom de Vries <tom@codesourcery.com>
10510 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10511 construct in oacc routine. Check for oacc region in oacc routine.
10513 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10516 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10517 2016-02-22 changes, instead don't recurse if RECUR is already true.
10518 Don't change *dynamic_check if RECUR. Adjust recursive caller
10519 to pass true to the new argument.
10520 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10523 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10524 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10526 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10528 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10530 PR rtl-optimization/57676
10531 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10532 with flag_checking.
10534 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10536 * tree-vect-patterns.c (search_type_for_mask): Handle
10537 comparison of booleans.
10539 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10541 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10545 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10546 all other ops that have dw_val_class_die_ref operands,
10547 and DW_OP_GNU_entry_value.
10549 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10551 PR rtl-optimization/69904
10552 * config/arm/arm.c (arm_cannot_copy_insn_p):
10553 Return true for load-exclusive instructions.
10555 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10558 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10559 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10560 the pattern no matter if it is used just by non-pattern, pattern
10562 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10563 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10564 oprnd1 def_stmt is in pattern, don't look through it.
10566 2016-03-03 Marek Polacek <polacek@redhat.com>
10568 PR middle-end/70050
10569 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
10571 2016-03-03 Martin Liska <mliska@suse.cz>
10573 PR tree-optimization/70043
10574 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
10575 previous statement if we see a debug statement.
10577 2016-03-03 Richard Biener <rguenther@suse.de>
10579 PR tree-optimization/55936
10580 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
10581 parameter and guard unsafe equivalence use.
10582 (vrp_evaluate_conditional_warnv_with_ops): Always use
10583 safe equivalences but not via the quadratic compare_names
10586 2016-03-03 Michael Collison <michael.collison@linaro.org>
10589 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
10590 for operand 1 to s_register_operand. Change predicate for operand
10591 2 to arm_not_immediate_operand.
10593 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
10595 * doc/tm.texi: Regenerated.
10597 2016-03-02 Richard Henderson <rth@redhat.com>
10600 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
10601 simplification when all args are positive non-fixed registers.
10603 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10605 * target.def (lra_p): Specify that new ports should use LRA.
10607 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10610 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
10611 gimplify_type_sizes the type they refer to.
10612 (omp_notice_variable): Handle reference vars to VLAs.
10613 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
10614 reference to VLA decls in the second pass instead of first pass.
10616 2016-03-02 Tom de Vries <tom@codesourcery.com>
10618 PR tree-optimization/68659
10619 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
10620 new_expr == NULL_TREE.
10621 (get_new_name): Handle ADDR_EXPR.
10623 2016-03-02 Bin Cheng <bin.cheng@arm.com>
10625 PR rtl-optimization/69052
10626 * loop-invariant.c (canonicalize_address): New function.
10627 (inv_can_prop_to_addr_use): Check validity of address expression
10628 which is canonicalized by above function.
10630 2016-03-02 Alan Modra <amodra@gmail.com>
10633 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
10636 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10639 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
10640 (*movhi_internal): Put mask moves from and to memory separately
10641 from moves from/to GPRs.
10643 2016-03-02 Richard Biener <rguenther@suse.de>
10645 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
10646 GENERIC expressions in GIMPLE.
10648 2016-03-02 Richard Biener <rguenther@suse.de>
10650 * config/i386/i386.c (type_natural_mode): Fix typo.
10652 2016-03-02 Nick Clifton <nickc@redhat.com>
10654 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
10656 2016-03-02 Richard Biener <rguenther@suse.de>
10657 Uros Bizjak <ubizjak@gmail.com>
10660 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
10662 2016-03-02 Richard Biener <rguenther@suse.de>
10664 PR middle-end/67278
10665 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
10667 2016-03-02 Marek Polacek <polacek@redhat.com>
10670 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
10671 "is promoted to" warning.
10673 2016-03-01 DJ Delorie <dj@redhat.com>
10675 * config.gcc: Deprecate mep-*.
10677 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
10679 PR middle-end/70025
10680 * lra-constraints.c (regno_val_use_in): New.
10681 (match_reload): Use it instead of regno_use_in.
10683 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10685 PR rtl-optimization/70007
10686 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
10687 references present in REG_EQUAL notes attached to non-SET patterns.
10689 2016-03-01 Jeff Law <law@redhat.com>
10691 PR tree-optimization/69196
10692 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10693 Appropriately clamp the number of statements to copy when the
10694 thread path does not traverse a loop backedge.
10696 PR tree-optimization/69196
10697 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10698 Do count some PHIs in the thread path against the insn count. Decrease
10699 final statement count by one as the control statement in the last
10700 block will get removed. Remove special cased code for handling PHIs
10703 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
10706 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
10707 asm dialect alternatives to explicit GOTPCREL calls.
10709 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10712 * ira.c (do_reload): Issue warning for generic stack checking here...
10713 * reload1.c (reload): ...instead of here and streamline it.
10715 2016-03-01 Nick Clifton <nickc@redhat.com>
10717 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
10719 2016-03-01 Richard Biener <rguenther@suse.de>
10721 PR tree-optimization/69983
10722 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
10723 types and fall back to operand_equal_p.
10725 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10728 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10730 * config/s390/constraints.md ("jm8"): New constraint.
10731 * config/s390/predicates.md ("const_int_8bitset_operand"): New
10733 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
10735 ("*setmem_long<setmem_and>"): New pattern.
10736 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
10738 ("*setmem_long_31z<setmem_and>"): New pattern.
10739 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
10740 New substitution rules with the required attributes.
10743 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10746 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10748 * gensupport.c (process_substs_on_one_elem): Split loop to
10749 complete mark_operands_used_in_match_dup on all expressions in the
10751 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10752 and remove function.
10754 2016-03-01 Richard Biener <rguenther@suse.de>
10756 PR middle-end/70022
10757 * fold-const.c (fold_indirect_ref_1): Fix range checking for
10758 vector BIT_FIELD_REF extract.
10760 2016-03-01 Richard Biener <rguenther@suse.de>
10762 PR tree-optimization/69994
10763 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
10765 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
10767 PR tree-optimization/69956
10768 * tree-vect-stmts.c (supportable_widening_operation): Support
10769 multi-step conversion of boolean vectors.
10770 (supportable_narrowing_operation): Likewise.
10772 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10774 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
10777 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10779 * config/s390/subst.md (DSI_VI): New mode iterator.
10780 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
10781 * config/s390/vector.md ("vec_set<mode>"): Move expander before
10782 the insn definition.
10783 ("*vec_set<mode>"): Change predicate and add alternative to
10784 support only either register or const_int operands as element
10786 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
10788 ("vec_extract<mode>"): New expander.
10789 ("*vec_extract<mode>"): New insn definition supporting reg and
10790 const_int element selectors.
10791 ("*vec_extract<mode>_plus"): New insn definition supporting
10792 reg+const_int element selectors.
10793 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
10794 following expander+insn definition.
10795 ("<vec_shifts_name><mode>3"): New expander.
10796 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
10798 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10800 * config/s390/s390.md ("*tabort_1"): Change predicate to
10801 nonmemory_operand. Add a second alternative to cover
10802 register as well as const int operands.
10803 ("*tabort_1_plus"): New pattern definition.
10805 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10807 * config/s390/s390.md ("*ashrdi3_cc_31")
10808 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
10809 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
10810 Merge insn definitions into ...
10811 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10812 New pattern definition.
10813 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
10814 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
10815 ("*ashr<mode>3_and"): Merge insn definitions into ...
10816 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10817 New pattern definition.
10818 * config/s390/subst.md ("addr_style_op_cc_subst")
10819 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
10820 substitutions patterns plus attributes.
10821 Add ashiftrt to SUBST iterator.
10823 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10825 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
10826 op2 to nonmemory_operand.
10827 ("*<shift>di3_31", "*<shift>di3_31_and"):
10828 Merge into single pattern definition ...
10829 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
10830 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
10831 pattern definition ...
10832 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
10833 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
10836 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10838 * config/s390/predicates.md (const_int_6bitset_operand): New
10840 * config/s390/s390.md: Include subst.md.
10841 ("rotl<mode>3"): New expander.
10842 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
10844 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
10845 * config/s390/subst.md: New file.
10847 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10849 * config/s390/s390.md ("op_type", "atype", "length" attributes):
10850 Remove RRR type. It doesn't really exist.
10851 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
10853 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
10854 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
10855 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
10856 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
10857 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
10858 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
10859 `enabled' attribute.
10861 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10863 * gensupport.c (process_substs_on_one_elem): Split loop to
10864 complete mark_operands_used_in_match_dup on all expressions in the
10866 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10867 and remove function.
10869 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10872 * config/sparc/sparc.c (NWORDS_UP): Rename to...
10873 (CEIL_NWORDS): ...this. Use CEIL macro.
10874 (compute_fp_layout): Adjust to above renaming.
10875 (function_arg_union_value): Likewise.
10876 (sparc_arg_partial_bytes): Likewise.
10877 (sparc_function_arg_advance): Likewise.
10879 2016-02-29 Jeff Law <law@redhat.com>
10881 PR tree-optimization/70005
10882 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
10883 where an object with a boolean range is compared against a value
10886 PR tree-optimization/69999
10887 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
10888 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
10891 2016-02-29 Richard Biener <rguenther@suse.de>
10893 PR tree-optimization/69994
10894 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
10895 (get_unary_op): Look through nop conversions.
10896 (ops_equal_values_p): New function, look for equality diregarding
10898 (eliminate_plus_minus_pair): Use ops_equal_values_p
10899 (repropagate_negates): Do not use get_unary_op here.
10901 2016-02-29 Martin Liska <mliska@suse.cz>
10903 * system.h: Poison ENABLE_CHECKING macro.
10905 2016-02-29 Martin Liska <mliska@suse.cz>
10907 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
10908 is presented in dump flags.
10909 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10910 (hsa_regalloc): Likewise.
10912 2016-02-19 Richard Biener <rguenther@suse.de>
10914 PR tree-optimization/69980
10915 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
10916 permutation of those we need to keep.
10918 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10921 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
10922 (NWORDS_UP): ...this
10923 (init_cumulative_args): Minor tweaks.
10924 (sparc_promote_function_mode): Likewise.
10925 (scan_record_type): Delete.
10926 (traverse_record_type): New function template.
10927 (classify_data_t): New structure type.
10928 (classify_registers): New inline function.
10929 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
10930 exhausted. Instantiate traverse_record_type on classify_registers and
10931 deal with the case of a structure passed in slot #15 with no FP field
10933 (assign_data_t): New structure type.
10934 (compute_int_layout): New static function.
10935 (compute_fp_layout): Likewise.
10936 (count_registers): New inline function.
10937 (assign_int_registers): New static function.
10938 (assign_fp_registers): Likewise.
10939 (assign_registers): New inline function.
10940 (function_arg_record_value_1): Delete.
10941 (function_arg_record_value_2): Likewise.
10942 (function_arg_record_value_3): Likewise.
10943 (function_arg_record_value): Adjust to above changes. Instantiate
10944 traverse_record_type on count_registers to first count the number of
10945 registers to be used and then on assign_registers to assign them.
10946 (function_arg_union_value): Adjust to above renaming.
10947 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
10948 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
10949 case of a structure passed in slot #15
10950 (sparc_function_arg_advance): Likewise.
10951 (function_arg_padding): Minor tweak.
10953 2016-02-29 Richard Biener <rguenther@suse.de>
10955 PR tree-optimization/69720
10956 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
10957 the adjustment_def path for possibly vectorized defs.
10958 (vect_create_epilog_for_reduction): Handle vectorized initial
10961 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
10963 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
10965 2016-02-27 Jeff Law <law@redhat.com>
10968 2016-02-26 Richard Biener <rguenther@suse.de>
10969 Jeff Law <law@redhat.com>
10971 PR tree-optimization/69740
10972 * cfghooks.c (remove_edge): Request loop fixups if we delete
10973 an edge that might turn an irreducible loop into a natural
10976 2016-02-27 Jakub Jelinek <jakub@redhat.com>
10978 PR rtl-optimization/69896
10979 * tree-vect-generic.c (get_compute_type): Avoid single element
10982 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
10984 Rename the AArch64 tuning option and related functions to enable the
10985 Newton series for the reciprocal square root to reflect its
10986 approximative characteristic.
10988 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
10989 function to "aarch64_emit_approx_rsqrt".
10990 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
10991 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
10992 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
10993 (xgene1_tunings): Likewise.
10994 (use_rsqrt_p): Likewise.
10995 (aarch64_emit_swrsqrt): Use new function name.
10996 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
10997 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
10998 text explaining this option.
10999 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
11001 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11004 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11005 complain about -mallow-movmisalign without -mvsx if
11006 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
11008 2016-02-26 Joel Sherrill <joel@rtems.org>
11010 * config.gcc: Add x86_64-*-rtems*.
11011 * config/i386/rtems-64.h: New file.
11013 2016-02-26 Joel Sherrill <joel@rtems.org>
11015 * config.gcc: Add aarch64-*-rtems*.
11016 * config/aarch64/rtems.h: New file.
11018 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11021 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11022 shift amount using %h. Add comment.
11024 2016-02-26 Richard Biener <rguenther@suse.de>
11025 Jeff Law <law@redhat.com>
11027 PR tree-optimization/69740
11028 * cfghooks.c (remove_edge): Request loop fixups if we delete
11029 an edge that might turn an irreducible loop into a natural
11032 2016-02-26 Martin Jambor <mjambor@suse.cz>
11034 PR middle-end/69920
11035 * tree-sra.c (sra_modify_assign): Do not remove loads of
11036 uninitialized aggregates to SSA_NAMEs.
11038 2016-02-26 Richard Henderson <rth@redhat.com>
11041 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11042 pseudo in case the target rtx matches the source of the left
11045 2016-02-26 Martin Jambor <mjambor@suse.cz>
11048 * hsa.h (hsa_type_packed_p): Declare.
11049 * hsa.c (hsa_type_packed_p): New function.
11050 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11052 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11053 * hsa-brig.c (emit_basic_insn): Likewise.
11055 2016-02-26 Martin Jambor <mjambor@suse.cz>
11058 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11060 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11062 2016-02-26 Martin Jambor <mjambor@suse.cz>
11064 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11065 hsa_op_with_type operands.
11066 (hsa_unsigned_type_for_type): Declare.
11067 * hsa.c (hsa_unsigned_type_for_type): New function.
11068 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11069 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11070 the finalizer. Do not emit extra move.
11072 2016-02-26 Martin Jambor <mjambor@suse.cz>
11074 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11075 atomic operations in private segment.
11077 2016-02-26 Martin Jambor <mjambor@suse.cz>
11079 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11080 statements to wi->info. Also disallow omp simd constructs.
11081 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11082 for not gridifying. Dump special string for omp_for.
11084 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11087 * config/aarch64/aarch64.c (aarch64_set_current_function):
11088 Save/restore target globals when switching to
11089 target_option_default_node.
11091 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11094 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11095 Return 0 if !SHIFT_COUNT_TRUNCATED.
11097 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11098 Eric Botcazou <ebotcazou@adacore.com>
11100 PR rtl-optimization/69891
11101 * dse.c (scan_insn): If we can't figure out memset arguments
11102 or they are non-constant, call clear_rhs_from_active_local_stores.
11104 2016-02-26 Martin Liska <mliska@suse.cz>
11106 * doc/extend.texi: Mention clog10, clog10f an clog10l
11107 in Builtins section.
11109 2016-02-26 Martin Liska <mliska@suse.cz>
11111 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11113 (resolve_args_picking_1): Likewise.
11114 * dwarf2out.h (struct GTY): Likewise.
11116 2016-02-26 Martin Liska <mliska@suse.cz>
11118 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11119 with flag_checking.
11120 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11122 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11123 Martin Liska <mliska@suse.cz>
11125 * doc/install.texi: Mention --enable-valgrind-annotations.
11127 2016-02-26 Richard Biener <rguenther@suse.de>
11129 PR tree-optimization/69551
11130 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11131 looking through aliases adjust DECL_PT_UID to refer to the
11132 ultimate alias target.
11134 2016-02-25 Martin Liska <mliska@suse.cz>
11136 PR middle-end/69919
11137 * alloc-pool.c (after_memory_report): New variable.
11138 * alloc-pool.h (base_pool_allocator ::release): Do not use
11139 the infrastructure if after_memory_report.
11140 * toplev.c (toplev::main): Mark after memory report.
11142 2016-02-25 Richard Biener <rguenther@suse.de>
11144 PR tree-optimization/48795
11145 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11147 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11150 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11151 offloading is enabled and -fopenacc or -fopenmp is specified.
11152 (CRTOFFLOADEND): Likewise.
11153 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11154 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11155 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11156 (offload_objects_file_name): New static var.
11157 (tool_cleanup): Remove offload_objects_file_name file.
11158 (find_offloadbeginend): Replace with ...
11159 (find_crtoffloadtable): ... this.
11160 (run_gcc): Remove offload_argc and offload_argv.
11161 Get offload_objects_file_name from -foffload-objects=... option.
11162 Read names of object files with offload from this file, pass them to
11163 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11164 don't pass offloadbegin and offloadend to the linker. Don't pass
11165 offload non-LTO files to the linker, because now they're not claimed.
11167 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11170 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11171 on builtin_unreachable.
11173 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11175 PR rtl-optimization/69896
11176 * regcprop.c: Include cfgrtl.h.
11177 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11178 than remembered mode, either delete it (if noop_move_p), or
11179 treat like copy_p but not noop_p instruction.
11181 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11184 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11185 - allow NULL decl for Fortran DW_TAG_common_block variables.
11187 2016-02-24 Jason Merrill <jason@redhat.com>
11189 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11191 2016-02-24 Richard Biener <rguenther@suse.de>
11192 Jakub Jelinek <jakub@redhat.com>
11194 PR middle-end/69760
11195 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11196 conditionally executed ops to well-defined overflow behavior.
11198 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11200 PR middle-end/69915
11201 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11204 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11206 PR rtl-optimization/69886
11207 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11208 argument. Use it when checking validity of set instructions.
11209 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11210 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11212 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11213 * store-motion.c (find_moveable_store): Update
11214 can_assign_to_reg_without_clobbers_p callsite.
11216 2016-02-24 Richard Biener <rguenther@suse.de>
11218 PR middle-end/68963
11219 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11221 (record_nonwrapping_iv): Do not fall back to the low/high bound
11222 for non-constant IV bases if the stmt is not always executed.
11224 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11226 * config/arm/arm-cores.def (cortex-a32): New entry.
11227 * config/arm/arm-tables.opt: Regenerate.
11228 * config/arm/arm-tune.md: Regenerate.
11229 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11230 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11231 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11232 for -mcpu and -mtune.
11234 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11237 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11238 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11239 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11240 (atomic_loaddi_1): Delete.
11241 (atomic_loaddi): Rewrite expander using the above changes.
11243 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11246 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11249 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11250 Richard Biener <rguenth@suse.de>
11252 PR middle-end/69909
11253 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11254 set_mem_attributes if tem is SSA_NAME which got expanded
11257 2016-02-24 Richard Biener <rguenther@suse.de>
11259 PR tree-optimization/69907
11260 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11261 end of permutations for BB vectorization.
11263 2016-02-24 Christian Bruel <christian.bruel@st.com>
11265 * config/arm/arm-c.c (arm_option_override): Initialize
11266 target_option_current_node.
11267 * config/arm/arm.c (arm_pragma_target_parse): Replace
11268 build_target_option_node call by target_option_current_node.
11269 Set target_option_current_node.
11272 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11275 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11276 define_insn_and_split to define_insn.
11277 (zero_extendqi<mode>2_dot2): Same.
11278 (extendqi<mode>2_dot): Same.
11279 (extendqi<mode>2_dot2): Same.
11281 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11283 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11284 and add bypass for AES{D,E} and AESMC pairs.
11285 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11288 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11290 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11291 series for reciprocal square root in Exynos M1.
11293 2016-02-23 Martin Sebor <msebor@redhat.com>
11296 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11297 __builtin_alloca_with_align.
11299 2016-02-23 Richard Henderson <rth@redhat.com>
11301 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11302 (ix86_register_pragmas): Remove __seg_tls.
11303 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11304 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11305 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11306 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11307 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11308 * doc/extend.texi (__seg_tls): Remove item.
11310 2016-02-23 Richard Biener <rguenther@suse.de>
11312 * alloc-pool.h (struct allocation_object): Make id member
11313 conditional on CHECKING_P again.
11314 (get_instance): Adjust.
11315 (base_pool_allocator): Likewise.
11317 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11319 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11320 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11322 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11324 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11326 2016-02-23 Richard Biener <rguenther@suse.de>
11328 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11329 * bitmap.h (struct bitmap_usage): Likewise.
11330 (bitmap_move): Declare.
11331 * bitmap.c (register_overhead): Take size_t argument.
11332 (bitmap_move): New function.
11333 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11334 to properly account overhead.
11335 * tree.c (free_node): Use tree_size.
11337 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11340 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11341 when inverting comparison.
11344 * common.opt (Wunreachable-code): Add Warning flag.
11346 2016-02-23 Mark Wielaard <mjw@redhat.com>
11347 Jakub Jelinek <jakub@redhat.com>
11350 * cgraphunit.c (check_global_declaration): Check main_input_filename
11351 and DECL_SOURCE_FILE are not NULL.
11353 2016-02-23 Martin Jambor <mjambor@suse.cz>
11355 PR tree-optimization/69666
11356 * tree-sra.c (sra_modify_assign): Do not attempt to create
11357 default_def replacements for unscalarizable regions.
11359 2016-02-20 Mark Wielaard <mjw@redhat.com>
11362 * cgraphunit.c (check_global_declaration): Check level of
11363 warn_unused_const_variable and main_input_filename.
11364 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11365 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11366 (-Wunused-const-variable): Explain levels 1 and 2.
11368 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11371 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11372 identical arguments. Formatting and spelling fixes.
11375 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11380 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11381 and m68k-devices.def.
11382 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11383 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11385 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11387 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11388 and HImode registers.
11390 2016-02-22 Richard Biener <rguenther@suse.de>
11392 PR tree-optimization/69882
11393 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11394 preserve permutations present because of gaps.
11395 (vect_supported_load_permutation_p): Always continue checking
11396 permutations after vect_attempt_slp_rearrange_stmts.
11398 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11400 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11401 min_profitable_estimate, rather than min_profitable_iters.
11403 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11406 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11407 SImode for last match_operand.
11409 2016-02-22 Martin Liska <mliska@suse.cz>
11411 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11412 return bitsize - 1 as the return value.
11414 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11418 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11419 Handle negative shift counts.
11420 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11421 force_reg on the shift constant.
11422 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11423 (lshrsi3_d): Handle negative shift counts.
11425 2016-02-22 Richard Biener <rguenther@suse.de>
11426 Tom de Vries <tom@codesourcery.com>
11428 * graph.c: Include dumpfile.h.
11429 (print_graph_cfg): Split into three overloads.
11430 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11432 2016-02-22 Tom de Vries <tom@codesourcery.com>
11434 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11437 2016-02-22 Richard Biener <rguenther@suse.de>
11440 * ipa-inline-transform.c (inline_call): When not updating
11441 overall summaries adjust self size by the growth estimate.
11442 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11443 hash-set, do not update overall summaries here. Renamed from ...
11444 (inline_to_all_callers): ... this which is now wrapping the
11445 above and performing delayed overall summary update.
11446 (early_inline_small_functions): Delay updating of the overall
11449 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11451 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11454 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11457 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11458 :%* in %:gt() argument.
11459 (greater_than_spec_func): Adjust for expecting only numbers,
11460 if there are more than two numbers, compare the last two.
11462 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11464 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11465 -Wnarrowing with -std.
11467 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11470 * expr.c (store_field): Don't use bit-field path if exp is
11471 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11472 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11473 and the assignment can be performed by bitwise copy. Formatting
11476 PR middle-end/69838
11477 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11478 call copy_reg_eh_region_note_forward on before and/or after sequences
11479 and remove note from insn if it no longer can throw.
11482 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11483 if TARGET_AVX512BW.
11485 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11487 * config/s390/vector.md: Add missing commutative operand markers
11488 to the patterns which qualify for one.
11489 * config/s390/vx-builtins.md: Likewise.
11491 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11493 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11494 types to mode iterators.
11495 (vec_double): ... and mode attribute.
11496 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11498 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11500 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11501 Change the predicate of op2 from nonimmediate to general and let
11502 reload fix it if necessary.
11504 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11506 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11508 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11510 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11513 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11515 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11516 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11517 * config/s390/s390.md ("movstr<P:mode>"): Call
11518 s390_expand_vec_movstr.
11520 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11522 * config/s390/s390.md: Add missing output modifier for operand 1
11523 to print it as address properly.
11525 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11527 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11528 * config/s390/2964.md: New file.
11529 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11530 of insn grouping attributes depending on the CPU level.
11531 (s390_get_unit_mask): New function.
11532 (s390_sched_score): Remove the OOO from the scheduling macros.
11533 Add loop to calculate a score for the instruction mix.
11534 (s390_sched_reorder): Likewise plus improve debug output.
11535 (s390_sched_variable_issue): Rename macros as above. Calculate
11536 the unit distances after actually scheduling an insn. Improve
11538 (s390_sched_init): Clear last_scheduled_unit_distance array.
11539 * config/s390/s390.md: Include 2964.md.
11541 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11544 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11545 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11546 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11547 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11548 *avx512f_<code>v8div16qi2_mask_1): New insns.
11550 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11553 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11556 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11557 earlyclobber from target. Use wF constraint for fused memory
11559 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11561 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11562 Martin Liska <mliska@suse.cz>
11565 * cfgexpand.c (asan_sanitize_stack_p): New function.
11566 (partition_stack_vars): Use the function.
11567 (expand_stack_vars): Likewise.
11568 (defer_stack_allocation): Likewise.
11569 (expand_used_vars): Likewise.
11571 2016-02-18 Richard Biener <rguenther@suse.de>
11573 PR middle-end/69553
11574 * fold-const.c (operand_equal_p): Properly compare offsets for
11575 IMAGPART_EXPR and ARRAY_REF.
11577 2016-02-18 Nick Clifton <nickc@redhat.com>
11581 * config/arm/arm.c (arm_option_override_internal): Disable
11582 interworking if the target does not support thumb instructions.
11583 (arm_reload_in_hi): Handle the case where a register to register
11584 move needs reloading because there is no simple pattern to handle
11586 (arm_reload_out_hi): Likewise.
11588 2016-02-18 Richard Biener <rguenther@suse.de>
11590 PR middle-end/69854
11591 * match.pd: Don't use fold_binary or fold_unary for folding
11594 2016-02-17 Jakub Jelinek <jakub@redhat.com>
11597 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
11598 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
11599 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
11600 warn on gimple_no_warning_p statements.
11602 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
11604 * doc/extend.texi (C++ Attributes): Correct description of
11605 warn_unused type attribute.
11607 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11609 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
11610 correct instruction.
11612 2016-02-17 Richard Biener <rguenther@suse.de>
11614 PR rtl-optimization/69609
11615 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
11616 (find_traces_1_round): When ending a trace update cached priority
11618 (bb_to_key): Use cached priority when available.
11619 (copy_bb): Initialize cached priority.
11620 (reorder_basic_blocks_software_trace_cache): Likewise.
11622 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11625 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
11627 (aarch64_comparison_operator): Break overly long line into two.
11628 (aarch64_comparison_operation): Likewise.
11629 * config/aarch64/aarch64.md (cstorecc4): Use
11630 aarch64_comparison_operator_mode instead of
11631 aarch64_comparison_operator.
11632 (cstore<mode>4): Likewise.
11633 (aarch64_cstore<mode>): Likewise.
11634 (*cstoresi_insn_uxtw): Likewise.
11635 (cstore<mode>_neg): Likewise.
11636 (*cstoresi_neg_uxtw): Likewise.
11638 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11641 * config/arm/predicates.md (arm_comparison_operator_mode):
11643 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
11644 instead of arm_comparison_operator.
11645 (*mov_negscc): Likewise.
11646 (*mov_notscc): Likewise.
11647 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
11648 (*thumb2_mov_negscc): Likewise.
11649 (*thumb2_mov_negscc_strict_it): Likewise.
11650 (*thumb2_mov_notscc): Likewise.
11651 (*thumb2_mov_notscc_strict_it): Likewise.
11653 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
11655 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
11656 Add missing return.
11658 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
11660 * config/visium/visium.c (machine_libfunc_index): New enum.
11661 (machine_libfuncs): New structure.
11662 (visium_libfuncs): New static variable.
11663 (TARGET_INIT_LIBFUNCS): Define to...
11664 (visium_init_libfuncs): ...this. New function.
11665 (expand_block_move_4): Use the appropriate libfunc.
11666 (expand_block_move_2): Likewise.
11667 (expand_block_move_1): Likewise.
11668 (expand_block_set_4): Likewise.
11669 (expand_block_set_2): Likewise.
11670 (expand_block_set_1): Likewise.
11671 (visium_trampoline_init): Likewise.
11673 2016-02-17 Nick Clifton <nickc@redhat.com>
11675 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
11676 TI's devices.csv file as of March 2016.
11678 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
11681 * opts-global.c (handle_common_deferred_options): Introduce and
11682 initialize two global variables to remember command-line options
11683 specifying a stack-limiting register.
11684 * opts.h: Add extern declarations of the two new global variables.
11685 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
11686 variable based on the values of the two new global variables.
11688 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11691 * common.opt (Wnonnull-compare): New warning.
11692 * doc/invoke.texi (-Wnonnull): Remove text about comparison
11693 of arguments against NULL.
11694 (-Wnonnull-compare): Document.
11695 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
11696 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
11697 * passes.def (pass_warn_nonnull_compare): Add.
11698 * gimple-ssa-nonnull-compare.c: New file.
11700 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11702 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
11703 AARCH64_EXTRA_TUNE_RECIP_SQRT.
11705 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11707 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
11708 reciprocal sqrt for -mlow-precision-recip-sqrt.
11710 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11711 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11713 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
11714 always use lane loads to construct non-constant vectors.
11716 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11718 * config/aarch64/aarch64.md
11719 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
11720 constraints for operand 3.
11721 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
11723 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11724 Richard Biener <rguenther@suse.de>
11726 PR tree-optimization/69820
11727 * tree-vect-patterns.c (type_conversion_p): Return false if
11728 *orig_type is unsigned single precision or boolean.
11729 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
11732 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11734 PR rtl-optimization/69764
11735 PR rtl-optimization/69771
11736 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
11737 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
11739 2016-02-16 Richard Biener <rguenther@suse.de>
11741 PR tree-optimization/69776
11742 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
11744 (indirect_refs_may_alias_p): Likewise.
11745 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
11746 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
11747 according to tbaa_p.
11748 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
11749 (optimize_stmt): For redundant store discovery do not allow tbaa.
11751 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
11753 PR tree-optimization/69714
11754 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
11755 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
11757 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
11759 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
11760 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
11761 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
11762 * config/arc/arc.c (arc_init): Check FPU options.
11763 (get_arc_condition_code): Handle new CC_FPU* modes.
11764 (arc_select_cc_mode): Likewise.
11765 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
11766 register pair only. Allow access for ARCv2 accumulator.
11767 (gen_compare_reg): Whenever we have FPU support use FPU compare
11769 (arc_reorg): Don't generate brcc insns when FPU compare
11770 instructions are involved.
11771 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
11772 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
11773 floating point emulation.
11774 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
11775 (REVERSE_CONDITION): Add new CC_FPU* modes.
11776 (TARGET_FP_SP_BASE): Define.
11777 (TARGET_FP_DP_BASE): Likewise.
11778 (TARGET_FP_SP_FUSED): Likewise.
11779 (TARGET_FP_DP_FUSED): Likewise.
11780 (TARGET_FP_SP_CONV): Likewise.
11781 (TARGET_FP_DP_CONV): Likewise.
11782 (TARGET_FP_SP_SQRT): Likewise.
11783 (TARGET_FP_DP_SQRT): Likewise.
11784 (TARGET_FP_DP_AX): Likewise.
11785 * config/arc/arc.md (ARCV2_ACC): New constant.
11786 (type): New fpu type attribute.
11787 (SDF): Conditional iterator.
11788 (cstore<mode>, cbranch<mode>): Change expand condition.
11789 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
11790 handles FPU/FPX cases as well.
11791 * config/arc/arc.opt (mfpu): New option.
11792 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
11794 (adddf3, muldf3, subdf3): Removed.
11795 * config/arc/predicates.md (proper_comparison_operator): Recognize
11797 * config/arc/fpu.md: New file.
11798 * doc/invoke.texi (ARC Options): Document mfpu option.
11800 2016-02-16 Richard Biener <rguenther@suse.de>
11802 PR rtl-optimization/69291
11803 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
11804 noce_operand_ok check.
11806 2016-02-16 Tom de Vries <tom@codesourcery.com>
11809 * omp-low.c (simd_clone_create): Remove call to
11810 symtab->call_cgraph_insertion_hooks.
11812 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11814 PR tree-optimization/69802
11815 * tree-ssa-reassoc.c (update_range_test): If op is
11816 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
11817 op == 1 test of precision 1 integral op, otherwise handle
11818 that case as op itself. Fix up formatting.
11819 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
11822 2016-02-16 Richard Biener <rguenther@suse.de>
11824 PR tree-optimization/69586
11825 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
11826 types for conversion sources.
11828 2016-02-16 Richard Biener <rguenther@suse.de>
11830 PR middle-end/69801
11831 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
11832 mask OEP_ADDRESS_OF.
11834 2016-02-16 Alan Modra <amodra@gmail.com>
11837 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
11838 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
11839 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
11841 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
11842 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
11843 (p8_fmrgow_<mode>): Likewise.
11844 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
11846 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
11847 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
11848 to use movdi_internal64. Remove op0_di.
11849 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
11851 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
11853 Add support for the FCCMP insn types
11855 * config/aarch64/aarch64.md (fccmp): Change insn type.
11856 (fccmpe): Likewise.
11857 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
11858 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
11859 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
11860 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
11861 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
11862 * config/arm/types.md (fccmps): Add new insn type.
11863 (fccmpd): Likewise.
11865 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
11867 * alias.c (get_alias_set): Fix a typo in comment.
11869 2016-02-15 Richard Biener <rguenther@suse.de>
11871 PR tree-optimization/69595
11872 * match.pd: Complete range test simplification to true.
11874 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
11876 PR rtl-optimization/69648
11877 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
11878 pic_offset_table_rtx.
11880 PR rtl-optimization/69752
11881 * ira.c (update_equiv_regs): When looking for more than a single SET,
11882 also take other side effects into account.
11884 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11886 * config/s390/s390.c (s390_function_profiler): Add a new sequence
11887 for z900+ CPUs in 31-bit mode.
11889 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11891 * common/config/s390/s390-common.c (s390_supports_split_stack):
11893 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
11894 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
11895 * config/s390/s390.c (struct machine_function): New field
11896 split_stack_varargs_pointer.
11897 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
11898 in s390_emit_prologue.
11899 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
11901 (morestack_ref): New global.
11902 (SPLIT_STACK_AVAILABLE): New macro.
11903 (s390_expand_split_stack_prologue): New function.
11904 (s390_live_on_entry): New function.
11905 (s390_va_start): Use split-stack vararg pointer if appropriate.
11906 (s390_asm_file_end): Emit the split-stack note sections.
11907 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
11908 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
11909 (UNSPECV_SPLIT_STACK_CALL): New unspec.
11910 (UNSPECV_SPLIT_STACK_DATA): New unspec.
11911 (split_stack_prologue): New expand.
11912 (split_stack_space_check): New expand.
11913 (split_stack_data): New insn.
11914 (split_stack_call): New expand.
11915 (split_stack_call_*): New insn.
11916 (split_stack_cond_call): New expand.
11917 (split_stack_cond_call_*): New insn.
11919 2016-02-15 Richard Biener <rguenther@suse.de>
11921 PR tree-optimization/69783
11922 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11923 Add trivially correct cases.
11925 2016-02-15 Tom de Vries <tom@codesourcery.com>
11928 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
11930 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
11932 2016-02-15 Richard Biener <rguenther@suse.de>
11934 PR tree-optimization/69776
11935 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11936 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
11937 indicate whether we can use TBAA to disambiguate against stores.
11938 Use alias-set zero if not.
11939 (visit_reference_op_store): Do not use TBAA when looking up
11941 * tree-ssa-pre.c (compute_avail): Use TBAA here.
11942 (eliminate_dom_walker::before_dom_children): But not when looking
11943 up redundant stores.
11945 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
11947 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
11949 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11951 * config/i386/znver1.md
11952 (znver1_pop, znver1_pop_mem,
11953 znver1_load_imov_double_store,
11954 znver1_load_imov_direct_store,
11955 znver1_load_imov_direct_load,
11956 znver1_load_imov_double_load): Add new.
11957 (znver1_insn, znver1_insn_load): Add icmov type.
11958 (znver1_sseavx_fma,
11959 znver1_sseavx_fma_load,
11961 znver1_avx256_fma_load): Fix pipe usage.
11963 2016-02-14 Alan Modra <amodra@gmail.com>
11966 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
11967 with an invalid hard reg, reload just the reg not the entire
11968 pre/post-inc/dec address expression.
11970 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11973 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
11974 fixed R1_REG scratch reg.
11975 (sibcall_value_pcrel_fdpic): Likewise.
11977 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11981 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
11983 2016-02-12 Walter Lee <walt@tilera.com>
11985 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
11986 * config/tilegx/t-tilegx: Likewise.
11988 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11991 * diagnostic-show-locus.c (struct line_span): New struct.
11992 (layout::get_first_line): Delete.
11993 (layout::get_last_line): Delete.
11994 (layout::get_num_line_spans): New member function.
11995 (layout::get_line_span): Likewise.
11996 (layout::print_heading_for_line_span_index_p): Likewise.
11997 (layout::get_expanded_location): Likewise.
11998 (layout::calculate_line_spans): Likewise.
11999 (layout::m_first_line): Delete.
12000 (layout::m_last_line): Delete.
12001 (layout::m_line_spans): New field.
12002 (layout::layout): Update comment. Replace m_first_line and
12003 m_last_line with m_line_spans, replacing their initialization
12004 with a call to calculate_line_spans.
12005 (diagnostic_show_locus): When printing source lines and
12006 annotations, rather than looping over a single span
12007 of lines, instead loop over each line_span within
12008 the layout, with an inner loop over the lines within them.
12009 Call the context's start_span callback when changing line spans.
12010 * diagnostic.c (diagnostic_initialize): Initialize start_span.
12011 (diagnostic_build_prefix): Break out the building of the location
12012 part of the string into...
12013 (diagnostic_get_location_text): ...this new function, rewriting
12014 it from nested ternary expressions to a sequence of "if"
12016 (default_diagnostic_start_span_fn): New function.
12017 * diagnostic.h (diagnostic_start_span_fn): New typedef.
12018 (diagnostic_context::start_span): New field.
12019 (default_diagnostic_start_span_fn): New prototype.
12021 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12024 * gcc.c (driver::finalize): Fix cleanup of "specs".
12026 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12030 * gcc.c (driver::driver): Initialize m_option_suggestions.
12031 (driver::~driver): Clean up m_option_suggestions.
12032 (suggest_option): Convert to...
12033 (driver::suggest_option): ...this, and split out into
12034 driver::build_option_suggestions and find_closest_string.
12035 (driver::build_option_suggestions): New function, from
12036 first half of suggest_option. Special-case
12037 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12038 the sanitizer_opts array. For options of enum types, add the
12039 various enum values to the candidate strings.
12040 (driver::handle_unrecognized_options): Remove "const".
12041 * gcc.h (driver::handle_unrecognized_options): Likewise.
12042 (driver::build_option_suggestions): New decl.
12043 (driver::suggest_option): New decl.
12044 (driver::m_option_suggestions): New field.
12045 * opts-common.c (add_misspelling_candidates): New function.
12046 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12047 and make non-static.
12048 * opts.h (sanitizer_opts): New array decl.
12049 (add_misspelling_candidates): New function decl.
12050 * spellcheck.c (find_closest_string): New function.
12051 * spellcheck.h (find_closest_string): New function decl.
12053 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12055 PR rtl-optimization/69764
12056 PR rtl-optimization/69771
12057 * optabs.c (expand_binop_directly): For shift_optab_p, force
12058 convert_modes with VOIDmode if xop1 has VOIDmode.
12060 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12063 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12064 to correctly determine instrumentation thunks.
12066 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12069 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12070 type by reference, force lhs on the call.
12073 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12074 Compute retval and retbnd early in all cases if split_part_return_p
12075 and return_bb is not EXIT. Remove all clobber stmts and reset
12076 all debug stmts that refer to SSA_NAMEs defined in split part,
12077 except if it is retval, in that case replace the old retval with the
12078 lhs of the call to the split part.
12080 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12083 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12085 PR middle-end/66726
12086 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12087 whose result is used in PHI.
12088 (maybe_optimize_range_tests): Likewise.
12089 (final_range_test_p): Likweise.
12091 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12093 PR middle-end/66726
12094 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12095 whose result is used in PHI.
12096 (maybe_optimize_range_tests): Likewise.
12097 (final_range_test_p): Likweise.
12099 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12101 * cgraph.c: Spelling fixes - behaviour -> behavior and
12102 neighbour -> neighbor.
12103 * target.def: Likewise.
12104 * sel-sched.c: Likewise.
12105 * config/mips/mips.c: Likewise.
12106 * config/arc/arc.md: Likewise.
12107 * config/arm/cortex-a57.md: Likewise.
12108 * config/arm/arm.c: Likewise.
12109 * config/arm/neon.md: Likewise.
12110 * config/arm/arm-c.c: Likewise.
12111 * config/vms/vms-c.c: Likewise.
12112 * config/s390/s390.c: Likewise.
12113 * config/i386/znver1.md: Likewise.
12114 * config/i386/i386.c: Likewise.
12115 * config/ia64/hpux-unix2003.h: Likewise.
12116 * config/msp430/msp430.md: Likewise.
12117 * config/rx/rx.c: Likewise.
12118 * config/rx/rx.md: Likewise.
12119 * config/aarch64/aarch64-simd.md: Likewise.
12120 * config/aarch64/aarch64.c: Likewise.
12121 * config/nvptx/nvptx.c: Likewise.
12122 * config/bfin/bfin.c: Likewise.
12123 * config/cris/cris.opt: Likewise.
12124 * config/rs6000/rs6000.c: Likewise.
12125 * target.h: Likewise.
12126 * spellcheck.c: Likewise.
12127 * ira-build.c: Likewise.
12128 * tree-inline.c: Likewise.
12129 * builtins.c: Likewise.
12130 * lra-constraints.c: Likewise.
12131 * explow.c: Likewise.
12132 * hwint.h: Likewise.
12133 * targhooks.c: Likewise.
12134 * tree-vect-data-refs.c: Likewise.
12135 * expr.c: Likewise.
12136 * doc/tm.texi: Likewise.
12137 * doc/extend.texi: Likewise.
12138 * doc/install.texi: Likewise.
12139 * doc/md.texi: Likewise.
12140 * tree-ssa-tail-merge.c: Likewise.
12141 * sched-int.h: Likewise.
12142 * match.pd: Likewise.
12143 * sched-ebb.c: Likewise.
12144 * target.def (omit_struct_return_reg): Likewise.
12145 * gimple-ssa-isolate-paths.c: Likewise.
12146 (find_implicit_erroneous_behaviour): Renamed to...
12147 (find_implicit_erroneous_behavior): ... this.
12148 (find_explicit_erroneous_behaviour): Renamed to...
12149 (find_explicit_erroneous_behavior): ... this.
12150 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12152 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12154 PR rtl-optimization/64682
12155 PR rtl-optimization/69567
12156 PR rtl-optimization/69737
12157 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12158 in I2 as well, just lose it.
12160 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12162 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12164 (aarch64_last_printed_tune_string): Likewise.
12165 (aarch64_declare_function_name): Only output .arch assembler
12166 directive if it will be different from the previously output
12167 directive. Same for .tune comment but only if -dA is set.
12168 (aarch64_start_file): New function.
12169 (TARGET_ASM_FILE_START): Define.
12171 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12174 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12176 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12179 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12180 -Wmaybe-uninitialized warning.
12182 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12185 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12187 2016-02-11 Richard Biener <rguenther@suse.de>
12189 PR rtl-optimization/69291
12190 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12191 subexpressions affected by changing the result.
12193 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12196 * lra-constraints.c (curr_insn_transform): Find in/out operands
12197 for secondary memory moves. Update dups.
12199 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12201 PR tree-optimization/69652
12202 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12203 to nested loop, did source re-formatting, skip debug statements,
12204 add check on statement with volatile operand, remove dead scalar
12207 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12208 Patrick Palka <ppalka@gcc.gnu.org>
12212 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12213 calls if the return type is TREE_ADDRESSABLE.
12214 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12215 * ipa-split.c (split_function): Fix doubled "we" in comment.
12216 Use void return type for the split part even if
12217 !split_point->split_part_set_retval.
12219 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12221 PR tree-optimization/68021
12222 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12223 when computing the value of biv cand by itself.
12225 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12227 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12228 (cortexa57_tunings): Likewise.
12229 (cortexa72_tunings): Likewise.
12230 (arch_macro_fusion_pair_p): Add support for AES fusion.
12231 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12232 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12233 Allow virtual registers before reload so early scheduling works.
12234 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12235 correct latency and pipeline.
12236 (cortex_a57_crypto_complex): Likewise.
12237 (cortex_a57_crypto_xor): Likewise.
12238 (define_bypass): Add AES bypass.
12240 2016-02-10 Richard Biener <rguenther@suse.de>
12242 PR tree-optimization/69726
12243 * passes.def: Add DCE pass before late uninit.
12244 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12245 really fixup if-conversions job.
12247 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12249 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12250 (arm_cortex_a57_tune): Likewise.
12251 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12252 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12254 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12256 * timevar.def (TV_PHASE_DBGINFO): Delete.
12257 (TV_PHASE_CHECK_DBGINFO): Likewise.
12258 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12260 2016-02-10 Richard Biener <rguenther@suse.de>
12262 PR tree-optimization/69719
12263 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12264 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12266 2016-02-09 Andrew Pinski <apinski@cavium.com>
12269 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12270 get_vcond_mask_icode returns false.
12272 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12275 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12276 an ADDIS that adds a pointer to a large constant that sets the
12277 upper16 bits with a load operation.
12279 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12282 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12284 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12286 (vzipq_s16): Likewise.
12287 (vzipq_s32): Likewise.
12288 (vzipq_f32): Likewise.
12289 (vzipq_u8): Likewise.
12290 (vzipq_u16): Likewise.
12291 (vzipq_u32): Likewise.
12292 (vzipq_p8): Likewise.
12293 (vzipq_p16): Likewise.
12295 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12298 * config/arm/arm.c (neon_endian_lane_map): New function.
12299 (neon_vector_pair_endian_lane_map): New function.
12300 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12301 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12303 (vuzpq_s16): Likewise.
12304 (vuzpq_s32): Likewise.
12305 (vuzpq_f32): Likewise.
12306 (vuzpq_u8): Likewise.
12307 (vuzpq_u16): Likewise.
12308 (vuzpq_u32): Likewise.
12309 (vuzpq_p8): Likewise.
12310 (vuzpq_p16): Likewise.
12312 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12315 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12318 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12320 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12321 truncate const_int operand 1 to QImode.
12323 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12325 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12326 corresponding to an abnormal edge.
12328 2016-02-09 Tom de Vries <tom@codesourcery.com>
12330 PR tree-optimization/69599
12331 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12333 (find_func_aliases_for_builtin_call, find_func_clobbers)
12334 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12337 2016-02-09 Richard Biener <rguenther@suse.de>
12339 PR tree-optimization/69715
12340 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12341 LHS on calls as non-rewritable.
12343 2016-02-09 Tom de Vries <tom@codesourcery.com>
12346 * lto-wrapper.c (append_diag_options): New function.
12347 (compile_offload_image): Call append_diag_options.
12349 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12352 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12353 Minor copy-edit to fix verb tenses.
12355 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12357 PR tree-optimization/69209
12358 * ipa-split.c (split_function): If split part is not
12359 returning retval, retval has gimple type but is not
12360 gimple value, force it into a SSA_NAME first.
12362 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12364 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12367 2016-02-08 Jason Merrill <jason@redhat.com>
12370 * convert.c (convert_to_integer_1): Check dofold on truncation
12372 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12373 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12374 Rename from *_nofold.
12375 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12376 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12378 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12381 * tree.c (build_common_tree_nodes): Remove short_double argument.
12382 All callers changed.
12383 * tree.h (build_common_tree_nodes): Adjust declaration.
12384 * doc/invoke.texi (-fshort-double): Remove documentation.
12385 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12386 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12387 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12388 (append_linker_options): Don't handle OPT_fshort_double.
12390 PR rtl-optimization/68730
12391 * lra-remat.c (insn_to_cand_activation): New static variable.
12392 (lra_remat): Allocate and free it.
12393 (create_cand): New arg activation. Initialize a field in
12394 insn_to_cand_activation if it is nonnull.
12395 (create_cands): Pass the activation insn to create_cand when making
12396 a candidate involving an output reload. Reorganize code a little.
12397 (do_remat): Keep track of active status of candidates in a separate
12400 2016-02-08 Richard Biener <rguenther@suse.de>
12402 PR tree-optimization/69719
12403 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12404 Properly use absolute of the difference of the two offsets to
12405 compare or adjust the segment length.
12407 2016-02-08 Richard Biener <rguenther@suse.de>
12408 Jeff Law <law@redhat.com>
12411 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12412 types for anonymous SSA names.
12414 2016-02-08 Richard Biener <rguenther@suse.de>
12416 PR rtl-optimization/69274
12417 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12419 2016-02-08 Jeff Law <law@redhat.com>
12421 PR tree-optimization/65917
12422 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12423 equivalences from if (x == y) style conditionals.
12424 (loop_depth_of_name): Remove.
12425 (record_equality): Remove loop depth check.
12426 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12427 (const_and_copies::record_const_or_copy_raw): New member function.
12428 * tree-ssa-scopedtables.c
12429 (const_and_copies::record_const_or_copy_raw): New, factored out of
12430 (const_and_copies::record_const_or_copy): Call new member function.
12432 2016-02-05 Jeff Law <law@redhat.com>
12434 PR tree-optimization/68541
12435 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12436 (count_stmts_in_block): New function.
12437 (poor_ifcvt_candidate_code): Likewise.
12438 (is_feasible_trace): Add some heuristics to determine when path
12439 splitting is profitable.
12440 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12441 is a diamond with a single exit.
12443 2016-02-05 Martin Sebor <msebor@redhat.com>
12446 * doc/invoke.texi: Update -Wplacement-new to take an optional
12449 2016-02-06 Richard Henderson <rth@redhat.com>
12452 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12453 out of non-standard address spaces.
12455 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12457 PR rtl-optimization/69691
12458 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12460 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12462 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12463 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12464 (*ieee128_mfvsrd_64bit): Likewise.
12465 (*ieee128_mfvsrd_32bit): Likewise.
12467 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12471 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12473 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12474 instrumented_version.
12476 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12478 * doc/invoke.texi (Optimize Options): In table of --param options
12479 rename second occurrence of tracer-min-branch-ratio to
12480 tracer-min-branch-probability, rename
12481 tracer-min-branch-ratio-feedback to
12482 tracer-min-branch-probability-feedback and clarify description,
12483 rename sched-spec-state-edge-prob-cutoff to
12484 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12485 to selsched-insns-to-rename, rename lto-minpartition to
12486 lto-min-partition, delete reorder-blocks-duplicate and
12487 reorder-blocks-duplicate-feedback.
12489 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12491 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12494 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12496 * doc/extend.texi: S/390: Correct some typos.
12498 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12500 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12502 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12505 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12506 (s390_register_info_gprtofpr): Use new macros above.
12507 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12509 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12510 its name. Adjust restore and save gpr ranges.
12511 (s390_register_info_set_ranges): New function.
12512 (s390_register_info): Use new macros above. Call
12513 s390_register_info_set_ranges.
12514 (s390_optimize_register_info): Likewise.
12515 (s390_hard_regno_rename_ok): Use new macros.
12516 (s390_hard_regno_scratch_ok): Likewise.
12517 (s390_emit_epilogue): Likewise.
12518 (s390_can_use_return_insn): Likewise.
12519 (s390_optimize_prologue): Likewise.
12520 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12522 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12525 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12527 (ix86_option_override_internal): Disable TARGET_STV even for
12528 -m{incoming,preferred}-stack-boundary=3.
12530 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12532 * config.gcc: Mark deprecated rtems targets as obsolete.
12534 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12536 PR rtl-optimization/64682
12537 PR rtl-optimization/69567
12538 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12539 before I2 only if the register is both used and set in I2.
12541 2016-02-04 DJ Delorie <dj@redhat.com>
12543 * config/msp430/msp430.c (msp430_start_function): Add function type.
12545 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12548 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12550 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12552 PR rtl-optimization/69577
12554 2015-10-29 Richard Henderson <rth@redhat.com>
12558 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12559 sse check to the exact conditions of PR 67609.
12561 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12564 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12565 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
12566 not allowed into the traditional Altivec registers.
12567 (movtd_64bit_nodm): Likewise.
12568 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
12570 2016-02-04 David Malcolm <dmalcolm@redhat.com>
12572 * config/aarch64/cortex-a57-fma-steering.c
12573 (aarch64_register_fma_steering): Remove "static" from arguments
12576 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
12579 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
12580 twice when complex.
12582 2016-02-04 Mike Frysinger <vapier@gentoo.org>
12584 * doc/invoke.texi: Delete -mno-fma4.
12586 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
12588 PR rtl-optimization/69577
12589 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
12590 (find_subregs_of_mode): Update accordingly. Iterate over partial
12593 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
12595 * config/arm/arm-protos.h (neon_reinterpret): Remove.
12596 * config/arm/arm.c (neon_reinterpret): Remove.
12597 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
12598 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
12599 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
12600 vreinterpretti): Remove.
12601 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
12602 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
12603 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
12604 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
12605 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
12606 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
12607 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
12608 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
12609 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
12610 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
12611 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
12612 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
12613 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
12614 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
12615 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
12616 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
12617 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
12618 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
12619 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
12620 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
12621 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
12622 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
12623 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
12624 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
12625 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
12626 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
12627 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
12628 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
12629 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
12630 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
12631 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
12632 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
12633 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
12634 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
12635 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
12636 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
12637 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
12638 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
12639 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
12640 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
12641 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
12642 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
12643 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
12644 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
12645 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
12646 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
12647 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
12648 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
12649 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
12650 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
12651 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
12652 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
12653 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
12654 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
12655 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
12656 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
12657 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
12658 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
12659 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
12660 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
12661 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
12662 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
12663 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
12664 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
12665 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
12666 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
12667 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
12668 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
12669 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
12670 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
12671 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
12672 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
12673 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
12674 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
12675 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
12676 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
12677 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
12678 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
12679 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
12680 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
12681 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
12682 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
12683 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
12684 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
12685 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
12686 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
12687 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
12688 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
12689 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
12690 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
12691 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
12692 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
12693 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
12694 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
12695 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
12696 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
12697 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
12698 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
12699 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
12700 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
12701 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
12702 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
12703 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
12705 2016-02-04 Martin Liska <mliska@suse.cz>
12708 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
12709 that are gimple_store_p.
12710 (maybe_instrument_call): Likewise.
12712 2016-02-04 Bin Cheng <bin.cheng@arm.com>
12714 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
12715 register scaling out of memory reference and comment why.
12717 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12721 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
12722 folding the source of a SET.
12724 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12728 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
12729 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
12731 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
12735 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
12738 2016-02-04 Christian Bruel <christian.bruel@st.com>
12740 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
12741 * config/arm/arm.c (arm_set_current_function): Likewise.
12743 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12744 Ilya Enkovich <enkovich.gnu@gmail.com>
12745 H.J. Lu <hongjiu.lu@intel.com>
12748 * config/i386/i386.c (convert_scalars_to_vector): Remove
12749 stack alignment fixes.
12750 (ix86_option_override_internal): Disable TARGET_STV if stack
12751 might not be aligned enough.
12752 (ix86_minimum_alignment): Assert that TARGET_STV is false.
12754 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
12756 * config/i386/x86-tune.def: Disable default prefetching
12759 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12760 Vladimir Makarov <vmakarov@redhat.com>
12763 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
12764 in validating fused toc addresses.
12766 2016-02-03 Jakub Jelinek <jakub@redhat.com>
12769 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
12770 range->m_caret fields if range->m_show_caret_p is false.
12773 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12774 Force oldval into register if it does not satisfy reg_or_short_operand
12775 predicate. Fix up formatting.
12777 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
12778 Alexandre Oliva <aoliva@redhat.com>
12781 * lra-constraints.c (simplify_operand_subreg): Check additionally
12782 address validity after potential reloading.
12783 (process_address_1): Check insns validity. In case of failure do
12786 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
12789 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
12792 2016-02-02 Jakub Jelinek <jakub@redhat.com>
12794 * wide-int.cc (canonize_uhwi): New function.
12795 (wi::divmod_internal): Use it.
12797 2016-02-02 James Norris <jnorris@codesourcery.com
12799 * gimplify.c (omp_notice_variable): Add usage check.
12801 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
12803 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
12804 like LE, GE, LT, GT when emitting relational operator.
12806 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12808 * ira-costs.c (find_costs_and_classes): Add extra argument.
12809 * target.def (ira_change_pseudo_allocno_class): Add parameter.
12810 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
12811 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
12812 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
12813 Add best_class parameter, and return it if not ALL_REGS.
12814 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
12816 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
12817 Update target hook.
12819 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12821 * config/aarch64/aarch64.c
12822 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
12823 (aarch64_ira_change_pseudo_allocno_class): New function.
12825 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
12828 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
12830 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12832 * config/avr/avr.c (avr_option_override): Set
12833 PARAM_ALLOW_STORE_DATA_RACES to 1.
12835 2016-02-02 Richard Biener <rguenther@suse.de>
12837 PR tree-optimization/69595
12838 * match.pd: Add range test simplifications to true/false.
12840 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
12842 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
12843 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
12846 2016-02-02 Richard Biener <rguenther@suse.de>
12848 PR tree-optimization/69606
12849 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
12850 info on the result before moving a stmt.
12852 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
12854 PR middle-end/68542
12855 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
12856 branch with vector comparison.
12857 * config/i386/sse.md (VI48_AVX): New mode iterator.
12858 (define_expand "cbranch<mode>4): Add support for conditional branch
12859 with vector comparison.
12860 * tree-vect-loop.c (optimize_mask_stores): New function.
12861 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
12862 has_mask_store field of vect_info.
12863 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
12864 vectorized loops having masked stores after vec_info destroy.
12865 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
12866 correspondent macros.
12867 (optimize_mask_stores): Add prototype.
12869 2016-02-02 Alan Modra <amodra@gmail.com>
12872 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
12875 2016-02-02 Alan Modra <amodra@gmail.com>
12878 * config/rs6000/rs6000.c (need_toc_init): New var, set it
12879 whenever toc_label_name used.
12880 (rs6000_file_start): Don't set up toc section here,
12881 (rs6000_output_function_epilogue): do so here instead,
12882 (rs6000_xcoff_file_start): and here.
12883 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
12884 (load_toc_aix_di): Likewise.
12886 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12888 PR rtl-optimization/69592
12889 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
12890 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
12891 (num_sign_bit_copies_binary_arith_p): New inline function.
12892 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
12894 2016-02-01 Jeff Law <law@redhat.com>
12896 PR tree-optimization/69580
12897 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
12898 * tree-ssa-threadbackward.c
12899 (fsm_find_control_statement_thread_paths): Do not try to walk
12900 through large PHI nodes.
12902 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12904 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
12905 when count is incremented above limit, don't analyze further
12908 * omp-low.c (oacc_parse_default_dims): Avoid
12909 -Wsign-compare warning, make sure value fits into int
12910 rather than just unsigned int.
12912 2016-02-01 Bin Cheng <bin.cheng@arm.com>
12914 PR tree-optimization/67921
12915 * fold-const.c (split_tree): New parameters. Convert pointer
12916 type variable part to proper type before negating.
12917 (fold_binary_loc): Pass new arguments to split_tree.
12919 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
12921 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
12922 (nvptx_goacc_validate_dims): Extend to handle global defaults.
12923 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
12924 * doc/tm.texti: Rebuilt.
12925 * doc/invoke.texi (fopenacc-dim): Document.
12926 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
12927 (append_compiler_options): Likewise.
12928 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
12929 (oacc_parse_default_dims): New.
12930 (oacc_validate_dims): Add USED arg. Select non-unity default when
12932 (oacc_loop_fixed_partitions): Return mask of used partitions.
12933 (oacc_loop_auto_partitions): Emit dump info.
12934 (oacc_loop_partition): Return mask of used partitions.
12935 (execute_oacc_device_lower): Parse default dimension arg. Adjust
12936 loop partitioning and validation calls.
12938 2016-02-01 Richard Biener <rguenther@suse.de>
12940 PR middle-end/69556
12941 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
12943 2016-02-01 Richard Biener <rguenther@suse.de>
12945 PR tree-optimization/69574
12946 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
12947 of asserting return chrec_dont_know.
12949 2016-02-01 Martin Liska <mliska@suse.cz>
12951 * mem-stats-traits.h: Add copyright header.
12952 * mem-stats.h: Likewise.
12954 2016-02-01 Richard Biener <rguenther@suse.de>
12956 PR tree-optimization/69579
12957 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
12958 Do not propagate through abnormal PHI results.
12960 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
12962 * postreload.c (reload_cse_simplify): Remove dead code.
12964 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12966 PR rtl-optimization/69570
12967 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
12968 if there is more than one set, not if there is a single set.
12970 2016-02-01 Richard Henderson <rth@redhat.com>
12973 * combine.c (make_compound_operation): When looking through a
12974 subreg, make sure to re-extend to the width of the outer mode.
12976 2016-01-30 Jakub Jelinek <jakub@redhat.com>
12978 PR tree-optimization/69546
12979 * wide-int.cc (wi::divmod_internal): For unsigned division
12980 where both operands fit into uhwi, if o1 is 1 and o0 has
12981 msb set, if divident_prec is larger than bits per hwi,
12982 clear another quotient word and return 2 instead of 1.
12983 Similarly for remainder with msb in HWI set, if dividend_prec
12984 is larger than bits per hwi.
12986 2016-01-29 Martin Jambor <mjambor@suse.cz>
12988 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
12989 Use short lowercase names.
12990 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
12991 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
12992 acq_rel one. Protect warning agains segfaults if
12993 get_memory_order_name returns NULL.
12994 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
12995 with release semantics. Do not warn if get_memory_order already did.
12996 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
12997 semantics. Fix check for relaxed or acquire semantics. Do not warn
12998 if get_memory_order already did.
13000 2016-01-29 Sebastian Pop <s.pop@samsung.com>
13002 * doc/install.texi: Document that isl-0.16 is supported.
13004 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
13007 * config/i386/constraints.md (Bm): Describe as special memory
13009 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
13010 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13011 * genpreds.c (struct constraint_data): Add is_special_memory.
13012 (have_special_memory_constraints, special_memory_start): New
13014 (special_memory_end): Ditto.
13015 (add_constraint): Add new arg is_special_memory. Add code to
13016 process its true value. Update have_special_memory_constraints.
13017 (process_define_constraint): Pass the new arg.
13018 (process_define_register_constraint): Ditto.
13019 (choose_enum_order): Process special memory.
13020 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13021 function insn_extra_special_memory_constraint.
13022 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13023 * gensupport.c (process_rtx): Process
13024 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13025 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13026 * ira-lives.c (single_reg_class): Use
13027 insn_extra_special_memory_constraint.
13028 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13029 * lra-constraints.c (process_alt_operands): Ditto.
13030 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13031 * recog.c (asm_operand_ok, preprocess_constraints): Process
13033 * reload.c (find_reloads): Ditto.
13034 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13035 * stmt.c (parse_input_constraint): Use
13036 insn_extra_special_memory_constraint.
13038 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13041 * lra-splill.c (lra_final_code_change): Revert r229087 by
13042 removing all sub-registers.
13044 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13047 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13049 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13052 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13053 SSE1, copy target into the temporary reg first before recursing
13056 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13058 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13061 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13063 * ginclude/stdarg.h: Test __cplusplus instead of
13064 __GXX_EXPERIMENTAL_CXX0X__.
13066 2016-01-29 Richard Biener <rguenther@suse.de>
13068 PR tree-optimization/69547
13069 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13070 Do not mark clobbers necessary.
13071 (mark_all_reaching_defs_necessary_1): Likewise.
13073 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13075 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13076 declaration name with %qs and print it in both error messages.
13077 Also fix indentation.
13079 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13082 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13083 trailing blank line from error message.
13085 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13088 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13091 2016-01-29 Richard Biener <rguenther@suse.de>
13093 PR middle-end/69537
13094 * match.pd: Allow all integral types when simplifying a
13095 widening or sign-changing conversion.
13097 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13099 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13100 back to setting codegen_error to fail codegen.
13102 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13105 * config/i386/constraints.md (C): Only accept constant zero operand.
13106 (BC): New constraint.
13107 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13108 instead of C constraint.
13109 * doc/md.texi (Machine Constraints): Update description
13112 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13115 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13117 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13119 PR middle-end/69542
13120 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13123 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13125 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13126 branches if using guessed profile.
13128 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13130 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13132 2016-01-28 Richard Henderson <rth@redhat.com>
13135 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13136 * config/aarch64/aarch64-protos.h: Update.
13137 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13138 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13139 (aarch64_get_condition_code_1): Handle CC_Cmode.
13140 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13141 (*add<mode>3_compareC_cconly_imm): New.
13142 (*add<mode>3_compareC_cconly): New.
13143 (*add<mode>3_compareC_imm): New.
13144 (add<mode>3_compareC): New.
13145 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13146 to be first. Use aarch64_carry_operation.
13147 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13148 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13149 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13150 (subti3): Use subdi3_compare1.
13151 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13152 (sub<mode>3_compare1): New.
13153 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13154 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13155 (*subsi3_carryin_uxtw): Likewise.
13156 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13157 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13158 * config/aarch64/iterators.md (DWI): New.
13159 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13160 (aarch64_borrow_operation): New.
13162 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13164 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13165 message when isl does not return a valid schedule.
13167 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13169 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13170 Remove comments from class declarations: they are already in the code
13173 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13175 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13177 (ternary_op_to_tree): Same.
13178 (unary_op_to_tree): Same.
13179 (nary_op_to_tree): Same.
13180 (gcc_expression_from_isl_expr_op): Same.
13181 (gcc_expression_from_isl_expression): Same.
13182 (graphite_create_new_loop): Same.
13183 (graphite_create_new_loop_guard): Same.
13184 (build_iv_mapping): Same.
13185 (graphite_create_new_guard): Same.
13186 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13187 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13189 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13191 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13192 instead of setting codegen_error to fail codegen.
13194 2016-01-28 Jason Merrill <jason@redhat.com>
13196 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13198 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13200 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13201 Remove CONST_INT_P check in CCMP cost calculation.
13203 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13205 * config/aarch64/aarch64.c (generic_vector_cost):
13206 Set vec_permute_cost.
13207 (cortexa57_vector_cost): Likewise.
13208 (exynosm1_vector_cost): Likewise.
13209 (xgene1_vector_cost): Likewise.
13210 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13211 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13212 Add vec_permute_cost entry.
13214 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13216 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13218 (add<mode>3_compare0): Likewise.
13219 (addsi3_compare0_uxtw): Likewise.
13220 (add<mode>3nr_compare0): Likewise.
13221 (compare_neg<mode>): Likewise.
13222 (<optab><mode>3): Likewise.
13224 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13226 * tree-vect-stmts.c (vectorizable_comparison): Add
13227 NULL check for vectype.
13229 2016-01-28 Richard Biener <rguenther@suse.de>
13231 PR tree-optimization/69466
13232 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13233 Account for PHIs we couldn't duplicate.
13235 2016-01-28 Martin Liska <mliska@suse.cz>
13238 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13239 instead of ENABLE_VALGRIND_CHECKING.
13241 2016-01-27 Richard Henderson <rth@redhat.com>
13244 * lra-remat.c (subreg_regs): New.
13245 (dump_candidates_and_remat_bb_data): Dump it.
13246 (operand_to_remat): Reject if operand in subreg_regs.
13247 (set_bb_regs): Collect subreg_regs.
13248 (lra_remat): Init and free subreg_regs. Compute
13249 calculate_local_reg_remat_bb_data before create_cands.
13251 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13254 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13255 change stack_alignment_needed for __tls_get_addr call.
13257 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13259 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13261 2016-01-27 Jeff Law <law@redhat.com>
13263 PR tree-optimization/68398
13264 PR tree-optimization/69196
13265 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13266 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13267 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13268 Only count PHIs in the last block in the path. The others will
13269 const/copy propagate away. Add heuristic to allow more irreducible
13270 subloops to be created when it is likely profitable to do so.
13272 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13273 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13274 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13276 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13279 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13280 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13281 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13282 * tree-streamer-in.c: Include asan.h.
13283 (streamer_get_builtin_tree): For builtins in sanitizer
13284 range call initialize_sanitizer_builtins and retry.
13286 2016-01-27 Ian Lance Taylor <iant@google.com>
13288 * common.opt (fkeep-gc-roots-live): New undocumented option.
13289 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13290 -fkeep-gc-roots-live, skip pointers.
13291 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13294 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13297 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13298 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13300 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13303 * configure.ac: NetBSD provides SSP in its C library.
13304 * configure: Updated.
13306 2016-01-27 Richard Biener <rguenther@suse.de>
13308 PR tree-optimization/69166
13309 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13310 reduction code for commutativity / associativity.
13312 2016-01-27 Martin Jambor <mjambor@suse.cz>
13314 PR tree-optimization/69355
13315 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13316 total_scalarization fails.
13318 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13320 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13323 2016-01-27 Christian Bruel <christian.bruel@st.com>
13326 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13327 Move arm_reset_previous_fndecl and set_target_option_current_node in
13328 the conditional part. Call save_restore_target_globals.
13329 * config/arm/arm.c (arm_set_current_function):
13330 Refactor to better support #pragma target and attribute mix.
13331 Call save_restore_target_globals.
13332 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13334 2016-01-27 Martin Liska <mliska@suse.cz>
13336 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13337 reference for an HSA kernel and its host function.
13339 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13341 PR tree-optimization/69399
13342 * wide-int.h (wi::lrshift): For larger precisions, only
13343 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13345 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13347 * config/arc/predicates.md (proper_comparison_operator): Reject
13348 constant-constant comparison.
13350 2016-01-26 Tom de Vries <tom@codesourcery.com>
13352 PR tree-optimization/69110
13353 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13354 DR_NUM_DIMENSIONS == 0.
13356 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13357 Sebastian Pop <s.pop@samsung.com>
13359 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13360 isl_ast_op_cond and isl_ast_op_select.
13361 (gcc_expression_from_isl_expr_op): Same.
13363 2016-01-26 Jason Merrill <jason@redhat.com>
13366 * tree.c (recompute_constructor_flags): Split out from
13368 (verify_constructor_flags): New.
13369 * tree.h: Declare them.
13371 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13373 PR rtl-optimization/69217
13374 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13375 are no TYPE_FIELDS set for the record type.
13377 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13380 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13381 toc_label_name unconditionally.
13382 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13383 SYMBOL_REF string. Use toc_label_name instead of constructing
13385 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13386 constructing LCTOC1.
13388 2016-01-26 Martin Sebor <msebor@redhat.com>
13391 * doc/extend.texi (Common Type Attributes): Move text that talks about
13392 attribute packed from attribute aligned to the section discussing
13393 the former attribute for clarity.
13395 2016-01-26 Richard Henderson <rth@redhat.com>
13397 PR middle-end/60908
13398 * trans-mem.c (tm_region_init): Mark entry block as visited.
13400 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13403 * diagnostic-show-locus.c (layout::print_source_line): Replace
13404 call to pp_newline with call to layout::print_newline.
13405 (layout::print_annotation_line): Likewise.
13406 (layout::move_to_column): Likewise.
13407 (layout::print_any_fixits): After printing any fixits, print a
13408 trailing newline, if necessary.
13409 (layout::print_newline): New method, resetting any colorization
13411 (diagnostic_show_locus): Move the pp_newline to before the
13412 early bailout. Remove dummy block enclosing the layout instance.
13413 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13414 of pp_newline_and_flush with pp_flush.
13415 (diagnostic_append_note): Delete use of pp_newline.
13416 (diagnostic_append_note_at_rich_loc): Delete.
13417 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13418 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13419 when newline characters are added to the buffer.
13421 2016-01-26 Michael Matz <matz@suse.de>
13423 * configure.ac (ac_cv_std_swap_in_utility): New test.
13424 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13425 * configure: Regenerate.
13426 * config.in: Regenerate.
13428 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13430 * config/arc/arc.md (cstoresi4): Force operand into register.
13431 (arcset<code>): Fix predicate.
13432 (arcsetltu): Likewise.
13433 (arcsetgeu): Likewise.
13434 (arcsethi): Likewise.
13435 (arcsetls): Likewise.
13437 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13439 PR tree-optimization/69483
13440 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13441 if base has error_mark_node type.
13443 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13446 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13447 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13449 (vget_lane_f16): Handle big-endian.
13450 (vgetq_lane_f16): Likewise.
13451 (vset_lane_f16): Likewise.
13452 (vsetq_lane_f16): Likewise.
13453 * config/arm/iterators.md (VQXMOV): Add V8HF.
13454 (VDQ): Add V4HF and V8HF.
13455 (V_reg): Handle V4HF and V8HF.
13456 (Is_float_mode): Likewise.
13457 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13458 neon_vdup_nv8hf): New patterns.
13459 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13460 Use VD_LANE iterator.
13461 (neon_vld1_dup<mode>): Use VQ2 iterator.
13463 2016-01-26 Nathan Sidwell <nathan@acm.org>
13465 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13466 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13467 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13468 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13469 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13470 (oacc_validate_dims): Add LEVEL arg, don't return level.
13471 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13472 oacc_validate_dims.
13473 (execute_oacc_device_lower): Adjust, add more dump output.
13474 * tree-ssa-loop.c (gate_oacc_kernels): Use
13475 oacc_fn_attrib_kernels_p.
13476 * tree-parloops.c (create_parallel_loop): Adjust
13477 set_oacc_fn_attrib call.
13479 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13482 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13483 (append_compiler_options): Handle -fcilkplus.
13484 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13486 2016-01-26 Nick Clifton <nickc@redhat.com>
13489 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13490 been marked as DECL_ONE_ONLY but we do not the means to make it
13491 so, then do not allow it to bind locally.
13493 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13496 * opts.h (parse_sanitizer_options): New prototype.
13497 * opts.c (sanitizer_opts): New array.
13498 (parse_sanitizer_options): New function.
13499 (common_handle_option): Use parse_sanitizer_options.
13501 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13504 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13505 alignment adjustment to ...
13506 (ix86_update_stack_boundary): Here. Don't over-align stack for
13508 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13509 if __tls_get_addr is called.
13511 2016-01-26 Christian Bruel <christian.bruel@st.com>
13513 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13515 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13517 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13519 2016-01-26 Richard Biener <rguenther@suse.de>
13521 PR middle-end/69467
13522 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13524 2016-01-26 Richard Biener <rguenther@suse.de>
13526 PR tree-optimization/69452
13527 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13528 (move_computations_dom_walker::before_dom_children): Rename
13530 (move_computations_worker): This.
13531 (move_computations): Perform an RPO rather than a DOM walk.
13533 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13536 * combine.c (combine_instructions): For REG_EQUAL note with
13537 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13538 to the underlying register.
13539 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13540 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13542 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13545 * config/aarch64/aarch64-builtins.c
13546 (aarch64_init_simd_builtin_types): Do not set structural
13547 equality to __Poly{8,16,64,128}_t types.
13549 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13551 PR tree-optimization/69400
13552 * wide-int.cc (wi_pack): Take the precision as argument and
13553 perform canonicalization here rather than in the callers.
13554 Use the main loop to handle all full-width HWIs. Add a
13555 zero HWI if in_len isn't a full result.
13556 (wi::divmod_internal): Update accordingly.
13557 (wi::mul_internal): Likewise. Simplify.
13559 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13560 Sebastian Pop <s.pop@samsung.com>
13562 * graphite-poly.c (apply_poly_transforms): Simplify.
13563 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13564 (print_isl_map): Same.
13565 (print_isl_union_map): Same.
13566 (print_isl_schedule): New.
13567 (debug_isl_schedule): New.
13568 * graphite-dependences.c (scop_get_reads): Do not call
13569 isl_union_map_add_map that is undocumented isl functionality.
13570 (scop_get_must_writes): Same.
13571 (scop_get_may_writes): Same.
13572 (scop_get_original_schedule): Remove.
13573 (scop_get_dependences): Do not call isl_union_map_compute_flow that
13574 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
13575 (compute_deps): Remove.
13576 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
13577 (debug_schedule_ast): New.
13578 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
13579 set_separate_option.
13580 (graphite_regenerate_ast_isl): Add dump.
13581 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
13582 from scop->transformed_schedule.
13583 (graphite_regenerate_ast_isl): Add more dump.
13584 * graphite-optimize-isl.c (optimize_isl): Set
13585 scop->transformed_schedule. Check whether schedules are equal.
13586 (apply_poly_transforms): Move here.
13587 * graphite-poly.c (apply_poly_transforms): ... from here.
13588 (free_poly_bb): Static.
13589 (free_scop): Static.
13590 (pbb_number_of_iterations_at_time): Remove.
13591 (print_isl_ast): New.
13592 (debug_isl_ast): New.
13593 (debug_scop_pbb): New.
13594 * graphite-scop-detection.c (print_edge): Move.
13595 (print_sese): Move.
13596 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
13597 (build_scop_scattering): Remove.
13598 (create_pw_aff_from_tree): Assert instead of bailing out.
13599 (add_condition_to_pbb): Remove unused code, do not fail.
13600 (add_conditions_to_domain): Same.
13601 (add_conditions_to_constraints): Remove.
13602 (build_scop_context): New.
13603 (add_iter_domain_dimension): New.
13604 (build_iteration_domains): Initialize pbb->iterators.
13605 Call add_conditions_to_domain.
13608 (index_outermost_in_loop): New.
13609 (index_pbb_in_loop): New.
13610 (outermost_pbb_in): New.
13611 (add_in_sequence): New.
13612 (add_outer_projection): New.
13613 (outer_projection_mupa): New.
13614 (add_loop_schedule): New.
13615 (build_schedule_pbb): New.
13616 (build_schedule_loop): New.
13617 (embed_in_surrounding_loops): New.
13618 (build_schedule_loop_nest): New.
13619 (build_original_schedule): New.
13620 (build_poly_scop): Call build_original_schedule.
13621 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
13622 (free_poly_dr): Remove.
13623 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
13624 (free_poly_bb): Remove.
13625 (debug_loop_vec): Remove.
13626 (print_isl_ast): Declare.
13627 (debug_isl_ast): Declare.
13628 (scop_do_interchange): Remove.
13629 (scop_do_strip_mine): Remove.
13630 (scop_do_block): Remove.
13631 (flatten_all_loops): Remove.
13632 (optimize_isl): Remove.
13633 (pbb_number_of_iterations_at_time): Remove.
13634 (debug_scop_pbb): Declare.
13635 (print_schedule_ast): Declare.
13636 (debug_schedule_ast): Declare.
13637 (struct scop): Remove schedule. Add original_schedule,
13638 transformed_schedule.
13639 (free_gimple_poly_bb): Remove.
13640 (print_generated_program): Remove.
13641 (debug_generated_program): Remove.
13642 (unify_scattering_dimensions): Remove.
13643 * sese.c (print_edge): ... here.
13644 (print_sese): ... here.
13645 (debug_edge): ... here.
13646 (debug_sese): ... here.
13647 * sese.h (print_edge): Declare.
13648 (print_sese): Declare.
13649 (dump_edge): Declare.
13650 (dump_sese): Declare.
13652 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13653 Sebastian Pop <s.pop@samsung.com>
13655 * Makefile.in: Set ISLVER in site.exp.
13657 2016-01-25 Jakub Jelinek <jakub@redhat.com>
13659 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
13660 DECL_VALUE_EXPR of new_var even for the non-array case. Look
13661 through DECL_VALUE_EXPR for expansion.
13663 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13665 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
13666 the frame info after reload completed.
13668 2016-01-25 Jeff Law <law@redhat.com>
13670 PR tree-optimization/69196
13671 PR tree-optimization/68398
13672 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
13673 tree-ssa-threadupdate.c.
13674 (determine_bb_domination_status): Prototype
13675 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
13676 (determine_bb_domination_status): No longer static.
13677 (valid_jump_thread_path): Remove code to detect characteristics
13678 of the jump thread path not associated with correctness.
13679 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
13680 Correct test for thread path length. Count PHIs for real operands as
13681 statements that need to be copied. Do not count ASSERT_EXPRs.
13682 Look at all the blocks in the thread path. Compute and selectively
13683 filter thread paths based on threading through the latch, threading
13684 a multiway branch or crossing a multiway branch.
13686 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13688 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
13689 decl with __attribute__ ((unused)) annotation.
13691 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
13694 * tree-vect-stmts.c (vectorizable_condition): Check vectype
13695 of operands is compatible with a statement vectype.
13697 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
13699 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
13700 improve wording for mixed storage order support.
13702 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
13704 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
13705 (vcvt_u64_f64): Likewise.
13706 (vcvta_s64_f64): Likewise.
13707 (vcvta_u64_f64): Likewise.
13708 (vcvtm_s64_f64): Likewise.
13709 (vcvtm_u64_f64): Likewise.
13710 (vcvtn_s64_f64): Likewise.
13711 (vcvtn_u64_f64): Likewise.
13712 (vcvtp_s64_f64): Likewise.
13713 (vcvtp_u64_f64): Likewise.
13715 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
13717 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
13718 (arc_init): Check validity mll64 option.
13719 (arc_save_restore): Use double load/store instruction.
13720 (arc_expand_movmem): Likewise.
13721 (arc_split_move): Don't split if we have double load/store
13722 instructions. Returns a boolean.
13723 (arc_process_double_reg_moves): Change function to return boolean
13724 instead of a sequence of instructions.
13725 (arc_dwarf_register_span): New function.
13726 * config/arc/arc-protos.h (arc_split_move): Change prototype.
13727 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
13728 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
13729 (*movdf_insn): Likewise.
13730 * config/arc/arc.opt (mll64): New option.
13731 * config/arc/predicates.md (even_register_operand): New predicate.
13732 * doc/invoke.texi (ARC Options): Add mll64 documentation.
13734 2016-01-25 Richard Biener <rguenther@suse.de>
13737 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
13738 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
13740 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
13742 2016-01-25 Richard Biener <rguenther@suse.de>
13744 PR tree-optimization/69376
13745 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
13747 (VN_INFO_ANTI_RANGE_P): New inline.
13748 (VN_INFO_RANGE_TYPE): Likewise.
13749 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
13750 SSA_NAME_ANTI_RANGE_P.
13751 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
13752 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13753 Properly query VN_INFO_RANGE_TYPE.
13755 2016-01-25 Nick Clifton <nickc@redhat.com>
13758 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
13760 2016-01-23 Tom de Vries <tom@codesourcery.com>
13762 PR tree-optimization/69426
13763 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
13766 2016-01-23 Jakub Jelinek <jakub@redhat.com>
13768 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
13769 "the the" with "the" in the comments.
13770 * ipa-devirt.c (build_type_inheritance_graph,
13771 update_type_inheritance_graph): Likewise.
13772 * tree.c (build_function_type_list_1): Likewise.
13773 * cfgloopmanip.c (scale_loop_profile): Likewise.
13774 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
13775 * gimple-ssa-split-paths.c
13776 (find_block_to_duplicate_for_splitting_paths): Likewise.
13777 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
13778 * expr.c (convert_move): Likewise.
13779 * var-tracking.c (vt_stack_adjustments): Likewise.
13780 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13781 * tree-vrp.c (test_for_singularity): Likewise.
13783 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
13784 directly instead of building a temporary tree.
13787 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
13788 remove <algorithm> include.
13790 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13793 * config/i386/i386.c: Include dojump.h.
13794 (expand_small_movmem_or_setmem,
13795 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
13797 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
13798 if dynamic_check != -1.
13800 2016-01-21 Jeff Law <law@redhat.com>
13802 PR middle-end/69347
13803 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
13804 record_temporary_equivalences. Rewritten to avoid unnecessary calls
13805 into dominated_by_p.
13806 (cprop_into_successor_phis): Avoid unnecessary tests.
13808 2016-01-22 Richard Henderson <rth@redhat.com>
13811 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
13812 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
13814 2016-01-22 Michael Matz <matz@suse.de>
13816 * system.h (string, algorithm): Include only conditionally.
13817 (new): Include always under C++.
13818 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
13819 * final.c (toplevel): Ditto.
13820 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
13821 * genconditions.c (write_header): Make gencondmd.c define
13823 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
13825 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
13826 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
13828 2016-01-22 Christian Bruel <christian.bruel@st.com>
13831 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
13833 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13836 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
13837 define_insn_and_split. Ensure operands[1] and operands[0] do not
13838 get assigned the same register.
13840 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13842 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
13844 2016-01-22 Christian Bruel <christian.bruel@st.com>
13846 * config/arm/arm-c.c (arm_pragma_target_parse):
13847 Remove warn_builtin_macro_redefined overwrite.
13849 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13851 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
13852 flag_non_call_exceptions compatibility.
13854 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13857 * dwarf2out.c (add_child_die_after): New function.
13858 (dwarf_qual_info_t): New type.
13859 (dwarf_qual_info): New variable.
13860 (qualified_die_p): New function.
13861 (modified_type_die): For -fdebug-types-section, ensure
13862 canonical order of qualifiers. Put qualified DIEs adjacent
13863 to the corresponding non-qualified type DIE and search there
13864 for existing qualified DIEs.
13866 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13868 * doc/extend.texi (scalar_storage_order type attribute): Document
13869 restriction on type punning and aliasing, and remove future tense.
13871 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
13874 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
13877 2016-01-21 Jeff Law <law@redhat.com>
13879 PR middle-end/69347
13880 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
13881 useless call to record_temporary_equivalences.
13882 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
13883 allocate 10 slots in the bb_path vector and let it grow as needed.
13884 (fsm_find_control_statement_thread_paths): Similarly for the next_path
13887 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13889 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
13891 * configure: Regenerate.
13893 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
13895 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
13896 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
13898 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
13900 PR middle-end/66178
13901 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
13902 drop EXPAND_INITIALIZER.
13903 * rtl.h (contains_symbolic_reference_p): Declare.
13904 * rtlanal.c (contains_symbolic_reference_p): New function.
13905 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
13906 a subtraction into a NOT if symbolic constants are involved.
13908 2016-01-21 Anton Blanchard <anton@samba.org>
13909 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13912 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
13914 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
13917 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13919 * config/microblaze/microblaze.c
13920 (get_branch_target): New.
13921 (insert_wic_for_ilb_runout): New.
13923 (microblaze_machine_dependent_reorg): New.
13924 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
13925 * config/microblaze/microblaze.md
13926 (UNSPEC_IPREFETCH): Define.
13927 (iprefetch): New pattern
13928 * config/microblaze/microblaze.opt
13929 (mxl-prefetch): New flag.
13931 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13933 * config/microblaze/microblaze.h
13934 (FIXED_REGISTERS): Update in macro.
13935 (CALL_USED_REGISTERS): Update in macro.
13937 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
13939 PR rtl-optimization/68920
13940 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
13943 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
13945 PR rtl-optimization/68990
13946 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
13947 pseudo instead of inheritance ones.
13949 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13950 Nick Clifton <nickc@redhat.com>
13954 * config/mips/mips.c (mips_compute_frame_info): Initialise
13955 args_size and hard_frame_pointer_offset fields of the frame
13956 structure before calling mips_global_pointer.
13958 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13960 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
13962 * configure: Regenerate.
13964 2016-01-21 Richard Biener <rguenther@suse.de>
13966 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
13968 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13970 * config/s390/s390.c (s390_asm_declare_function_size): Add code
13971 to actually emit the .size directive.
13973 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
13974 Jakub Jelinek <jakub@redhat.com>
13978 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
13979 args array size by one to avoid buffer overflow.
13981 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13983 * config/s390/s390.md (pool_section_start): Use switch_to_section
13984 to select proper read-only data section instead of hardcoding
13986 (pool_section_end): Use switch_to_section to match the above.
13988 2016-01-21 Richard Biener <rguenther@suse.de>
13990 PR tree-optimization/69378
13991 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
13992 (set_ssa_val_to): Use it for dominance checks taking into
13993 account not executable edges.
13995 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13998 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
13999 for bitsize instead of GET_MODE_PRECISION (mode).
14001 2016-01-20 Martin Sebor <msebor@redhat.com>
14004 * extend.texi (__sync Builtins): Clarify the semantics of
14005 __sync_fetch_and_OP built-ins on pointers.
14006 (__atomic Builtins): Same.
14008 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14009 Sebastian Pop <s.pop@samsung.com>
14011 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
14012 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
14013 (is_valid_rename): Same.
14014 (translate_isl_ast_to_gimple::get_rename): Same.
14015 (translate_isl_ast_to_gimple::rename_all_uses): Same.
14016 (translate_isl_ast_to_gimple::rename_uses): Same.
14017 (get_new_name): Check for close_phi nodes.
14018 (copy_loop_phi_args): Use phi_node_kind.
14019 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14020 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14022 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14023 Sebastian Pop <s.pop@samsung.com>
14025 Revert commit r229783.
14026 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14027 Remove use of parameter_rename_map.
14028 (copy_def): Remove.
14029 (copy_internal_parameters): Remove.
14030 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14031 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14032 (free_sese_info): Do not free parameter_rename_map.
14033 (set_rename): Do not use parameter_rename_map.
14034 (rename_uses): Update call to set_rename.
14035 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14036 * sese.h (parameter_rename_map_t): Remove.
14037 (struct sese_info_t): Remove field parameter_rename_map.
14039 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14040 Sebastian Pop <s.pop@samsung.com>
14042 * graphite-isl-ast-to-gimple.c: Fix comment.
14043 * graphite-scop-detection.c (defined_in_loop_p): New.
14044 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14045 names defined in loop.
14047 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14048 Sebastian Pop <s.pop@samsung.com>
14050 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14051 Discard unstructured if-then-else regions.
14053 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14054 Sebastian Pop <s.pop@samsung.com>
14056 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14057 (cleanup_loop_iter_dom): Remove.
14058 (build_loop_iteration_domains): Remove.
14059 (build_scop_context): Remove.
14060 (build_scop_iteration_domain): Remove.
14061 (add_loop_constraints): New.
14062 (build_iteration_domains): New.
14063 (build_poly_scop): Call build_iteration_domains.
14065 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14066 Sebastian Pop <s.pop@samsung.com>
14068 * graphite-scop-detection.c
14069 (scop_detection::harmful_loop_in_region): Free dom and loops.
14070 (scop_detection::loop_body_is_valid_scop): Free bbs.
14072 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14073 Sebastian Pop <s.pop@samsung.com>
14075 * graphite-scop-detection.c (record_loop_in_sese): New.
14076 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14077 (build_scops): Remove call to build_sese_loop_nests.
14078 * sese.c (sese_record_loop): Remove.
14079 (build_sese_loop_nests): Remove.
14080 (new_sese_info): Remove region->loops.
14081 (free_sese_info): Same.
14082 * sese.h (sese_contains_loop): Same.
14083 (build_sese_loop_nests): Remove.
14084 (sese_contains_loop): Remove.
14086 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14087 Sebastian Pop <s.pop@samsung.com>
14089 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14090 loop_is_valid_in_scop.
14091 (scop_detection::harmful_stmt_in_region): Renamed
14092 harmful_loop_in_region.
14093 Call loop_is_valid_in_scop.
14095 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14096 Sebastian Pop <s.pop@samsung.com>
14098 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14101 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14102 Sebastian Pop <s.pop@samsung.com>
14104 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14105 * graphite.h (struct poly_bb): Remove field is_reduction.
14106 (PBB_IS_REDUCTION): Remove.
14108 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14109 Sebastian Pop <s.pop@samsung.com>
14111 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14112 (add_pdr_constraints): Same.
14113 (scop_get_reads): Same.
14114 (scop_get_must_writes): Same.
14115 (scop_get_may_writes): Same.
14116 (scop_get_original_schedule): Same.
14117 (extend_schedule): Same.
14118 (apply_schedule_on_deps): Same.
14119 (carries_deps): Same.
14120 (compute_deps): Same.
14121 (scop_get_dependences): Same.
14122 * graphite-isl-ast-to-gimple.c
14123 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14124 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14125 (get_schedule_for_band_list): Same.
14126 (get_schedule_map): Same.
14127 (apply_schedule_map_to_scop): Same.
14128 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14129 (build_loop_iteration_domains): Same.
14130 (add_condition_to_pbb): Same.
14131 (add_param_constraints): Same.
14132 (pdr_add_memory_accesses): Same.
14133 (pdr_add_data_dimensions): Same.
14135 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14137 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14140 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14142 * common.opt (feliminate-dwarf2-dups): Replace references to
14143 "DWARF 2" with just "DWARF".
14144 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14145 * doc/extend.texi: Likewise.
14146 * doc/cpp.texi: Likewise.
14147 * doc/invoke.texi: Likewise.
14148 (Option Summary): Add -gdwarf to list of Debugging Options.
14149 (Debugging Options): Document -gdwarf.
14150 * doc/contrib.texi: Spell "DWARF" like that.
14152 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14154 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14155 warning. Fix up formatting.
14157 PR middle-end/67653
14158 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14159 attempt to mark memory input operand addressable and
14160 call prepare_gimple_addressable in that case. Don't adjust
14161 input_location for diagnostics, use error_at instead.
14163 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14165 * config/rs6000/ppc-auxv.h: New file.
14166 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14167 (cpu_is): Likewise.
14168 (cpu_supports): Likewise.
14169 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14170 (cpu_is_info): New variable.
14171 (cpu_supports_info): Likewise.
14172 (tcb_verification_symbol): Likewise.
14173 (cpu_builtin_p): Likewise.
14174 (cpu_expand_builtin): New function.
14175 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14176 (rs6000_init_builtins): Likewise.
14177 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14178 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14179 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14180 * configure: Regenerate.
14181 * config.in: Likewise.
14182 * doc/extend.texi (PowerPC Built-in Functions): Document
14183 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14185 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14188 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14190 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14193 2016-01-20 Richard Henderson <rth@redhat.com>
14199 * tree.c (tm_define_builtin): New.
14200 (find_tm_vector_type): New.
14201 (build_tm_vector_builtins): New.
14202 (build_common_builtin_nodes): Call it.
14204 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14206 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14207 (arm_fp_ok): Likewise.
14208 (arm_fp): Likewise.
14209 (arm_crypto): Likewise.
14211 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14212 Richard Biener <rguenther@suse.de>
14214 PR tree-optimization/69328
14215 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14216 vectors have same number of elements.
14217 (vectorizable_condition): Fix masked version recognition.
14219 2016-01-20 Richard Biener <rguenther@suse.de>
14221 PR tree-optimization/69345
14222 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14223 (VN_INFO_PTR_INFO): Likewise.
14224 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14225 info when it is equal between non-dominating SSA names.
14226 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14227 Make sure to look at original SSA infos.
14229 2016-01-20 Jeff Law <law@redhat.com>
14232 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14234 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14235 (pc_or_label_operand): New predicate.
14236 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14237 tests for small integers that are 2^n - 1.
14239 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14241 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14243 2016-01-19 Jeff Law <law@redhat.com>
14245 PR middle-end/69347
14246 * tree-ssa-threadbackwards.c
14247 (fsm_find_control_statement_thread_paths): Do not try to lookup
14248 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14250 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14252 * doc/lto.texi: Remove text that says only Gold has linker plugin
14255 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14257 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14258 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14259 the DIE accordingly.
14260 (modified_type_die): Add REVERSE parameter and pass it recursively,
14261 as well as to base_type_die. Adjust presence check accordingly.
14262 (base_type_for_mode): Adjust call to modified_type_die.
14263 (add_type_attribute): Add REVERSE parameter and pass it to
14265 (generic_parameter_die): Adjust call to add_type_attribute.
14266 (add_scalar_info): Likewise.
14267 (add_subscript_info): Likewise.
14268 (gen_array_type_die): Likewise.
14269 (gen_descr_array_type_die): Likewise.
14270 (gen_entry_point_die): Likewise.
14271 (gen_enumeration_type_die): Likewise.
14272 (gen_formal_parameter_die): Likewise.
14273 (gen_subprogram_die): Likewise.
14274 (gen_variable_die ): Likewise.
14275 (gen_const_die): Likewise.
14276 (gen_field_die): Likewise.
14277 (gen_pointer_type_die): Likewise.
14278 (gen_reference_type_die): Likewise.
14279 (gen_ptr_to_mbr_type_die): Likewise.
14280 (gen_inheritance_die): Likewise.
14281 (gen_subroutine_type_die): Likewise.
14282 (gen_typedef_die): Likewise.
14283 (force_type_die): Adjust call to modified_type_die.
14285 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14287 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14288 flow throughout the file. Fix broken link to Objective-C 2.0
14290 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14293 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14295 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14297 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14300 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14301 (maybe_record_node): Record cxa_pure_virtual as the only possible
14302 target if there are not ohter candidates.
14303 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14305 2016-01-19 Richard Biener <rguenther@suse.de>
14307 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14308 (get_memory_order): Likewise.
14310 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14312 * tree-vect-stmts.c (vectorizable_store): Check
14315 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14318 * gcc.c (driver::decode_argv): Add call to
14319 init_opts_obstack before init_options_struct.
14320 * opts.c (init_opts_obstack): Remove idempotency.
14321 (init_options_struct): Replace call to init_opts_obstack
14322 with a gcc_assert to verify that it has already been called.
14323 * toplev.c (toplev::main): Add call to init_opts_obstack before
14324 calls to init_options_struct.
14325 (toplev::finalize): Move cleanup of opts_obstack next to
14326 cleanup of save_decoded_options, clearing the latter, and
14327 save_decoded_options_count.
14329 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14332 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14333 attribute to unconditional. Remove %? from output template.
14335 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14336 Jiong Wang <jiong.wang@arm.com>
14338 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14339 generated from different expand order.
14341 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14343 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14344 Add support for CCMP costing.
14346 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14348 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14349 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14350 (fccmpe<mode>): Likewise.
14351 (fcmp): Rename to fcmp and globalize pattern.
14353 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14354 (aarch64_gen_ccmp_next): Add FP support.
14356 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14358 * target.def (gen_ccmp_first): Update documentation.
14359 (gen_ccmp_next): Likewise.
14360 * doc/tm.texi (gen_ccmp_first): Update documentation.
14361 (gen_ccmp_next): Likewise.
14362 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14363 expand_ccmp_expr_1. Improve comments.
14364 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14365 (ccmp_ior<mode>): Remove pattern.
14366 (cmp<mode>): Remove expand.
14367 (cmp): Globalize pattern.
14368 (cstorecc4): Use cc_register.
14369 (mov<mode>cc): Remove ccmp_cc_register check.
14370 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14371 Simplify after removal of CC_DNE/* modes.
14372 (aarch64_ccmp_mode_to_code): Remove.
14373 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14374 In 'k' case use integer as condition.
14375 (aarch64_nzcv_codes): Remove inverted cases.
14376 (aarch64_code_to_ccmode): Remove.
14377 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14378 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14379 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14380 pattern. Return the comparison with CC register. Invert conditions
14381 when bitcode is OR.
14382 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14383 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14385 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14387 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14388 instrumented_version.
14390 2016-01-19 Richard Biener <rguenther@suse.de>
14392 PR tree-optimization/69336
14393 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14394 handled components with get_ref_base_and_extent.
14395 (equal_mem_array_ref_p): Adjust.
14397 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14400 * shrink-wrap.c: Include valtrack.h.
14401 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14402 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14403 in between insn and where it will be moved to. Call
14404 dead_debug_insert_temp.
14405 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14406 first and dead_debug_local_finish at the end.
14407 For uses and defs bitmap, handle all regs in between REGNO and
14408 END_REGNO, not just the first one.
14410 2016-01-19 Richard Biener <rguenther@suse.de>
14412 PR tree-optimization/69352
14413 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14414 (equal_mem_array_ref_p): Constrain size and max size properly.
14415 Compare the reverse flag.
14417 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14419 * ira.c (ira): Update regstat data if we deleted insns.
14421 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14423 PR rtl-optimization/68955
14424 PR rtl-optimization/64557
14425 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14426 here. Fix up formatting.
14427 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14429 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14432 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14433 assume that the node has body.
14434 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14437 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14439 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14442 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14444 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14445 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14447 2016-01-19 Martin Jambor <mjambor@suse.cz>
14448 Martin Liska <mliska@suse.cz>
14449 Michael Matz <matz@suse.de>
14451 * Makefile.in (OBJS): Add new source files.
14452 (GTFILES): Add hsa.c.
14453 * common.opt (disable_hsa): New variable.
14454 (-Whsa): New warning.
14455 * config.in (ENABLE_HSA): New.
14456 * configure.ac: Treat hsa differently from other accelerators.
14457 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14458 $enable_offloading.
14459 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14460 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14461 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14462 --with-hsa-kmt-lib.
14463 * doc/invoke.texi (-Whsa): Document.
14464 (hsa-gen-debug-stores): Likewise.
14465 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14466 to invoke offload compiler for hsa acclerator.
14467 * opts.c (common_handle_option): Determine whether HSA offloading
14468 should be performed.
14469 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14470 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14471 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14472 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14473 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14474 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14475 GF_OMP_FOR_KIND_GRID_LOOP.
14476 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14477 (pp_gimple_stmt_1): Likewise.
14478 * gimple-walk.c (walk_gimple_stmt): Likewise.
14479 * gimple.c (gimple_build_omp_grid_body): New function.
14480 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14481 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14482 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14483 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14484 GF_OMP_TEAMS_GRID_PHONY.
14485 (gimple_statement_omp_single_layout): Updated comments.
14486 (gimple_build_omp_grid_body): New function.
14487 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14488 (gimple_omp_for_grid_phony): New function.
14489 (gimple_omp_for_set_grid_phony): Likewise.
14490 (gimple_omp_parallel_grid_phony): Likewise.
14491 (gimple_omp_parallel_set_grid_phony): Likewise.
14492 (gimple_omp_teams_grid_phony): Likewise.
14493 (gimple_omp_teams_set_grid_phony): Likewise.
14494 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14495 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14496 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14497 (BUILT_IN_GOMP_TARGET): Updated type.
14498 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14499 (adjust_for_condition): New function.
14500 (get_omp_for_step_from_incr): Likewise.
14501 (extract_omp_for_data): Moved parts to adjust_for_condition and
14502 get_omp_for_step_from_incr.
14503 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14504 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14505 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14506 (scan_omp_parallel): Do not create child functions for phony
14508 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14509 (scan_omp_1_op): Checking assert we are not remapping to
14510 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14511 (parallel_needs_hsa_kernel_p): New function.
14512 (expand_parallel_call): Register apprpriate parallel child
14513 functions as HSA kernels.
14514 (grid_launch_attributes_trees): New type.
14515 (grid_attr_trees): New variable.
14516 (grid_create_kernel_launch_attr_types): New function.
14517 (grid_insert_store_range_dim): Likewise.
14518 (grid_get_kernel_launch_attributes): Likewise.
14519 (get_target_argument_identifier_1): Likewise.
14520 (get_target_argument_identifier): Likewise.
14521 (get_target_argument_value): Likewise.
14522 (push_target_argument_according_to_value): Likewise.
14523 (get_target_arguments): Likewise.
14524 (expand_omp_target): Call get_target_arguments instead of looking
14525 up for teams and thread limit.
14526 (grid_expand_omp_for_loop): New function.
14527 (grid_arg_decl_map): New type.
14528 (grid_remap_kernel_arg_accesses): New function.
14529 (grid_expand_target_kernel_body): New function.
14530 (expand_omp): Call it.
14531 (lower_omp_for): Do not emit phony constructs.
14532 (lower_omp_taskreg): Do not emit phony constructs but create for them
14533 a temporary variable receiver_decl.
14534 (lower_omp_taskreg): Do not emit phony constructs.
14535 (lower_omp_teams): Likewise.
14536 (lower_omp_grid_body): New function.
14537 (lower_omp_1): Call it.
14538 (grid_reg_assignment_to_local_var_p): New function.
14539 (grid_seq_only_contains_local_assignments): Likewise.
14540 (grid_find_single_omp_among_assignments_1): Likewise.
14541 (grid_find_single_omp_among_assignments): Likewise.
14542 (grid_find_ungridifiable_statement): Likewise.
14543 (grid_target_follows_gridifiable_pattern): Likewise.
14544 (grid_remap_prebody_decls): Likewise.
14545 (grid_copy_leading_local_assignments): Likewise.
14546 (grid_process_kernel_body_copy): Likewise.
14547 (grid_attempt_target_gridification): Likewise.
14548 (grid_gridify_all_targets_stmt): Likewise.
14549 (grid_gridify_all_targets): Likewise.
14550 (execute_lower_omp): Call grid_gridify_all_targets.
14551 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14552 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14553 (tree_omp_clause): Added union field dimension.
14554 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14555 * tree.c (omp_clause_num_ops): Added number of arguments of
14556 OMP_CLAUSE__GRIDDIM_.
14557 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14558 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14559 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14560 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14561 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14562 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14563 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14564 * tree-pass.h (make_pass_gen_hsail): Declare.
14565 (make_pass_ipa_hsa): Likewise.
14566 * ipa-hsa.c: New file.
14567 * lto-section-in.c (lto_section_name): Add hsa section name.
14568 * lto-streamer.h (lto_section_type): Add hsa section.
14569 * timevar.def (TV_IPA_HSA): New.
14570 * hsa-brig-format.h: New file.
14571 * hsa-brig.c: New file.
14572 * hsa-dump.c: Likewise.
14573 * hsa-gen.c: Likewise.
14576 * toplev.c (compile_file): Call hsa_output_brig.
14577 * hsa-regalloc.c: New file.
14579 2016-01-18 Jeff Law <law@redhat.com>
14581 PR tree-optimization/69320
14582 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
14583 ranged object, do nothing if the RHS constant is not [0..1].
14584 (optimize_stmt): Comparing a boolean ranged object against a
14585 constant outside [0..1] results in a compile-time constant.
14587 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
14590 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
14592 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14593 (Option Summary): Update to reflect new section and moved options.
14594 (C++ Dialect Options): Move -fstats to new section.
14595 (Debugging Options): Move all dump, statistics, and other GCC
14596 developer options to new section. Rewrite section introduction
14597 and re-order remaining options to put the more basic ones first.
14598 (Optimization Options): Move -fira-verbose and -flto-report* to
14600 (Developer Options): New section incorporating moved options.
14601 * doc/cppopts.texi (-dM): Update cross-reference.
14603 2016-01-18 Richard Henderson <rth@redhat.com>
14606 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
14607 operands to pseudo only if CSE is expected. Split long immediate
14608 operands only after reload, and for the stack pointer.
14609 (*add<GPI>3_pluslong): Remove.
14610 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
14611 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
14612 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
14613 (*add<GPI>3 peepholes): New.
14614 (*add<GPI>3 splitters): New.
14615 * config/aarch64/constraints.md (Upl): New.
14616 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
14618 2016-01-18 Richard Biener <rguenther@suse.de>
14620 PR tree-optimization/69297
14621 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
14623 (vect_bb_vectorization_profitable_p): Clear visited flag again.
14625 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14627 PR middle-end/68542
14628 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
14629 of mixind vector and scalar types.
14630 (fold_relational_const): Add handling of vector
14631 comparison with boolean result.
14632 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
14633 comparison of vector operands with boolean result for EQ/NE only.
14634 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
14635 (verify_gimple_cond): Likewise.
14636 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
14639 2016-01-18 Joseph Myers <joseph@codesourcery.com>
14641 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
14644 2016-01-18 Richard Biener <rguenther@suse.de>
14646 PR middle-end/69308
14647 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
14649 2016-01-18 Tom de Vries <tom@codesourcery.com>
14651 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
14653 2016-01-18 Tom de Vries <tom@codesourcery.com>
14655 * omp-low.c (set_oacc_fn_attrib): Make extern.
14656 * omp-low.h (set_oacc_fn_attrib): Declare.
14657 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
14658 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
14659 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
14660 Add and handle function parameter oacc_kernels_p.
14661 (find_reduc_addr, get_omp_data_i_param): New function.
14662 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
14663 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
14664 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
14665 Calculate dominance info. Skip loops that are not in a kernels region
14666 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
14667 (pass_parallelize_loops::execute): Call parallelize_loops with
14668 oacc_kernels_p argument.
14669 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
14670 New member function.
14671 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
14672 * passes.def: Add argument to pass_parallelize_loops instantation.
14674 2016-01-18 Tom de Vries <tom@codesourcery.com>
14676 * tree-parloops.c (pass_parallelize_loops::execute): Allow
14677 pass_parallelize_loops to be run outside the loop pipeline.
14679 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14681 * tree-scalar-evolution.c (follow_copies_to_constant): New.
14682 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
14684 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14687 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
14688 using get_ref_base_and_extent.
14689 (equal_mem_array_ref_p): New.
14690 (hashable_expr_equal_p): Add call to previous.
14692 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14695 * tree-sra.c (disqualified_constants, constant_decl_p): New.
14696 (sra_initialize): Allocate disqualified_constants.
14697 (sra_deinitialize): Free disqualified_constants.
14698 (disqualify_candidate): Update disqualified_constants when appropriate.
14699 (create_access): Scan for constant-pool entries as we go along.
14700 (scalarizable_type_p): Add check against type_contains_placeholder_p.
14701 (maybe_add_sra_candidate): Allow constant-pool entries.
14702 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
14703 (initialize_constant_pool_replacements): New.
14704 (sra_modify_assign): Avoid mangling assignments created by previous,
14705 and don't generate writes into constant pool.
14706 (sra_modify_function_body): Call initialize_constant_pool_replacements.
14708 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
14710 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
14711 andnot instruction.
14712 (scalar_chain::convert_op): Likewise.
14713 * config/i386/i386.md (*andndi3_doubleword): New.
14715 2016-01-18 Richard Biener <rguenther@suse.de>
14717 PR tree-optimization/69170
14718 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
14719 building a vector from scalar results of a pattern stmt.
14721 2016-01-18 Jakub Jelinek <jakub@redhat.com>
14723 * haifa-sched.c (autopref_multipass_init): Work around
14724 -Wmaybe-uninitialized warning.
14726 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
14728 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
14729 against the constant 0.
14731 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14733 PR tree-optimization/68799
14734 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
14735 look up phi candidates in the statement-candidate map.
14736 (phi_add_costs): Likewise.
14737 (record_phi_increments): Likewise.
14738 (phi_incr_cost): Likewise.
14739 (ncd_with_phi): Likewise.
14740 (all_phi_incrs_profitable): Likewise.
14742 2016-01-17 Jakub Jelinek <jakub@redhat.com>
14744 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
14745 -Wmaybe-uninitialized warning.
14747 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
14749 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14750 (Option Summary): Update to reflect new section and moved options.
14751 (C++ Dialect Options): Move -fvtable-verify and related options.
14752 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
14753 and profiling-related options.
14754 (Optimization Options): Move profile generation options and
14755 -fstack-protector and related options.
14756 (Instrumentation Options): New section incorporating moved options.
14757 (Code Generation Options): Move -finstrument-functions and
14758 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
14760 2016-01-16 Tom de Vries <tom@codesourcery.com>
14762 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
14764 2016-01-16 Tom de Vries <tom@codesourcery.com>
14766 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
14768 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
14770 * hash-table.h (hash_table::empty): Turn into an inline wrapper
14771 that checks whether the table is already empty. Rename the
14772 original implementation to...
14773 (hash_table::empty_slot): ...this new private function.
14775 2016-01-15 David Malcolm <dmalcolm@redhat.com>
14777 PR diagnostic/68899
14778 * diagnostic-show-locus.c (layout::print_source_line): Move x
14779 offset of line until after call to
14780 get_line_width_without_trailing_whitespace.
14782 2016-01-15 Jeff Law <law@redhat.com>
14784 PR tree-optimization/69270
14785 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
14786 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
14787 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
14788 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
14789 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14790 ssa_name_has_boolean_range and constant_boolean_node.
14792 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
14794 PR rtl-optimization/69030
14795 * lra-spills.c (remove_pseudos): Check nrefs and make the function
14797 (spill_pseudos): Delete debug insn for dead pseudo.
14798 (lra_spill): Initiate spill_hard_reg and slots memory separately.
14800 2016-01-15 Jiong Wang <jiong.wang@arm.com>
14802 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
14804 (TYPES_UNOPUS): Likewise.
14805 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
14806 builtin type, from UNOP to UNOPUS.
14807 (lbtruncuv4sf): Likewise.
14808 (lbtruncuv2df): Likewise.
14809 (lrounduv2sf): Likewise.
14810 (lrounduv4sf): Likewise.
14811 (lrounduv2df): Likewise.
14812 (lroundusf): Likewise.
14813 (lroundusf): Likewise.
14814 (lceiluv2sf): Likewise.
14815 (lceiluv4sf): Likewise.
14816 (lceiluv2df): Likewise.
14817 (lceilusf): Likewise.
14818 (lceiludf): Likewise.
14819 (lflooruv2sf): Likewise.
14820 (lflooruv4sf): Likewise.
14821 (lflooruv2df): Likewise.
14822 (lfloorusf): Likewise.
14823 (lfloorudf): Likewise.
14824 (lfrintnuv2sf): Likewise.
14825 (lfrintnuv4sf): Likewise.
14826 (lfrintnuv2df): Likewise.
14827 (lfrintnusf): Likewise.
14828 (lfrintnudf): Likewise.
14829 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
14831 (vcvtq_u32_f32): Likewise.
14832 (vcvtq_u64_f64): Likewise.
14833 (vcvta_u32_f32): Likewise.
14834 (vcvtaq_u32_f32): Likewise.
14835 (vcvtaq_u64_f64): Likewise.
14836 (vcvtm_u32_f32): Likewise.
14837 (vcvtmq_u32_f32): Likewise.
14838 (vcvtmq_u64_f64): Likewise.
14839 (vcvtn_u32_f32): Likwise.
14840 (vcvtnq_u32_f32): Likewise.
14841 (vcvtnq_u64_f64): Likewise.
14842 (vcvtp_u32_f32): Likewise.
14843 (vcvtpq_u32_f32): Likewise.
14844 (vcvtpq_u64_f64): Likewise.
14845 (vcvtmd_u64_f64): Likewise.
14846 (vcvtms_u32_f32): Likewise.
14847 (vcvtad_u64_f64): Likewise.
14848 (vcvtas_u32_f32): Likewise.
14849 (vcvtnd_u64_f64): Likewise.
14850 (vcvtns_u32_f32): Likewise.
14851 (vcvtpd_u64_f64): Likewise.
14852 (vcvtps_u32_f32): Likewise.
14854 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14856 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
14857 CSEL of zero_extended registers.
14859 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14861 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
14862 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
14864 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14866 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
14867 false when argument string is not found in the attributes table
14870 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
14873 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
14874 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
14875 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
14876 precision estimate.
14878 2016-01-15 Richard Biener <rguenther@suse.de>
14880 PR tree-optimization/66856
14881 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
14882 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
14883 (vect_create_new_slp_node): Increment stmt reference count.
14884 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
14885 an SLP tree before swapping operands.
14886 (vect_build_slp_tree): Likewise.
14887 (destroy_bb_vec_info): Free stmt info after SLP instances.
14888 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
14889 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
14890 (STMT_VINFO_NUM_SLP_USES): New macro.
14892 2016-01-15 Richard Biener <rguenther@suse.de>
14895 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
14896 (add_linkage_name): ... here.
14897 (gen_typedef_die): Use add_linkage_name_raw instead of
14898 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
14901 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
14903 * gimplify.c (oacc_default_clause): Decode reference and pointer
14904 types for both kernels and parallel regions.
14906 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
14908 PR middle-end/69246
14909 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
14911 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14913 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
14914 (convert_scalars_to_vector): Likewise.
14916 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
14918 * doc/extend.texi (Type Traits): Fix grammar.
14920 2016-01-15 Martin Jambor <mjambor@suse.cz>
14922 * tree-inline.c (remap_decl): Use existing dclarations if
14923 remapping a type and prevent_decl_creation_for_types.
14924 (replace_locals_stmt): Do an initial remapping of non-VLA typed
14925 decls first. Do real remapping with
14926 prevent_decl_creation_for_types set.
14927 * tree-inline.h (copy_body_data): New field
14928 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
14931 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14933 * config/s390/s390.opt (mmvcle): More verbose help text.
14935 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14937 * config/s390/s390.opt: Add period to -mzvector option text.
14939 2016-01-15 Richard Biener <rguenther@suse.de>
14941 PR tree-optimization/68961
14942 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
14943 of invariants in stores again.
14945 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
14947 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
14949 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14951 * config/i386/i386.c (ix86_expand_branch): Don't split
14952 DI mode xor instruction to SI mode.
14954 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14957 * ipa-icf.c (sem_function::merge): Virtual functions may become
14958 reachable even if they address is not taken and there are no
14961 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14963 * lto-streamer-out.c (subtract_estimated_size): New function.
14964 (get_symbol_initial_value): Use it.
14966 2016-01-15 Christian Bruel <christian.bruel@st.com>
14969 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
14970 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
14971 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
14972 use add_builtin_function_ext_scope instead of add_builtin_function.
14973 (neon_set_p, neon_crypto_set_p): Remove.
14974 (arm_init_builtins): Always call arm_init_neon_builtins and
14975 arm_init_crypto_builtins.
14976 (arm_expand_builtin): Check that builtins are allowed for the arch.
14977 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
14978 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
14979 arm_init_neon_builtins call.
14981 2016-01-15 Richard Biener <rguenther@suse.de>
14983 PR tree-optimization/69117
14984 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
14985 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
14986 of the leader conservatively.
14987 (free_scc_vn): Restore original SSA name infos.
14989 2016-01-14 Jeff Law <law@redhat.com>
14991 PR tree-optimization/69270
14992 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
14993 single bit of precision, verify it's also unsigned.
14994 (record_edge_info): Use constant_boolean_node rather than fold_convert
14995 to convert boolean_true/boolean_false to the right type.
14997 2016-01-14 Richard Henderson <rth@redhat.com>
15000 * loop-doloop.c (record_reg_sets): New.
15001 (doloop_optimize): Reject the transform if the sequence
15002 clobbers registers live at the end of the loop block.
15003 (doloop_optimize_loops): Enable df_live if needed.
15005 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15007 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
15008 * config/rs6000/rs6000.c: Likewise.
15009 * config/rs6000/rs6000.h: Likewise.
15010 * config/rs6000/rs6000.md: Likewise.
15011 * doc/extend.texi: Likewsie.
15013 2016-01-14 Jeff Law <law@redhat.com>
15015 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
15018 2016-01-14 Richard Henderson <rth@redhat.com>
15022 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15023 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15024 instead of builtin_decl_declared_p to test for declaration.
15026 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15028 * doc/loop.texi (Loop Analysis and Representation): Document
15029 loop_depth function.
15031 2016-01-14 Tom de Vries <tom@codesourcery.com>
15033 PR tree-optimization/68773
15034 * omp-low.c (expand_omp_target): Don't set force_output.
15035 * varpool.c (varpool_node::get_create): Same.
15036 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15037 offload_funcs with force_output.
15039 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15042 * lra-eliminations.c (move_plus_up): Don't change anything if either
15043 the outer or inner subreg mode is not MODE_INT.
15044 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15045 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15047 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15049 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15050 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15051 reduc_uplus_@var{m}): Remove.
15052 * expr.c (expand_expr_real_2): Remove expansion path for
15053 reduc_[us](min|max|plus) optabs.
15054 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15055 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15056 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15057 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15058 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15059 reduc_[us](min|max|plus) optabs.
15061 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15063 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15064 (reduc_plus_scal_v2sf): New.
15065 (reduc_smax_v2sf): Rename to...
15066 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15067 (reduc_smin_v2sf): Rename to...
15068 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15070 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15072 * alias.c (compare_base_symbol_refs): New function.
15073 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15076 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15078 PR middle-end/68146
15079 PR tree-optimization/69155
15080 * tree-complex.c: Include cfganal.h.
15081 (phis_to_revisit): New variable.
15082 (extract_component): Add phiarg_p argument. Assert that returned
15083 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15084 (update_phi_components): Partly rewrite to use loop over real/imag
15085 components instead of code duplication. If extract_component returns
15086 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15087 create_tmp_reg into the PHI node instead, and mention the phi triplet
15088 in phis_to_revisit.
15089 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15090 in phis_to_revisit at the end.
15092 2016-01-14 Richard Biener <rguenther@suse.de>
15094 PR tree-optimization/68060
15095 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15096 outer loop reduction is only used in the inner loop before
15097 detecting a double reduction.
15099 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15102 * combine.c (expand_field_assignment): Punt if compute_mode is
15103 unsupported scalar mode.
15105 2016-01-14 Richard Biener <rguenther@suse.de>
15107 PR tree-optimization/66856
15108 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15109 SLP node only if it built successfully.
15110 (vect_analyze_slp_instance): Adjust.
15112 2016-01-14 Jeff Law <law@redhat.com>
15114 PR tree-optimization/69270
15115 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15116 (record_edge_info): Use it. Convert boolean_{true,false}_node
15117 to the type of op0.
15119 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15122 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15123 use block_ultimate_origin
15124 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15126 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15128 * doc/invoke.texi (Submodel Options): Rename section to
15129 "Machine-Dependent Options" to better reflect its content.
15130 Rewrite introductory text to remove archaic CPU names.
15133 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15135 * doc/invoke.texi (Code Gen Options): Move section up in file,
15136 before target-specific options. Update menu and option summary
15137 to reflect the new section ordering.
15139 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15141 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15142 (C++ Dialect Options): Add cross-reference to -std option.
15143 * doc/standards.texi (C++ Language): Document C++14 support.
15145 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15147 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15148 for pack/unpack functions for __ibm128.
15149 (PACK_IF): Likewise.
15150 (UNPACK_IF): Likewise.
15152 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15153 support for __ibm128 pack/unpack functions.
15154 (rs6000_invalid_builtin): Likewise.
15155 (rs6000_init_builtins): Likewise.
15156 (rs6000_opt_masks): Likewise.
15158 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15159 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15161 (RS6000_BTM_COMMON): Likewise.
15163 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15164 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15165 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15166 128-bit floating point. Add support for the double values to be
15167 in Altivec registers for TF/IF packing and unpacking, but restrict
15168 TD packing sub-fields to be FPR registers. Don't allow overlapped
15169 register support for packing. Allow pack inputs to be memory
15170 locations. Don't build generator functions for unpack<mode>_dm
15171 and unpack<mode>_nodm.
15172 (unpack<mode>_dm): Likewise.
15173 (unpack<mode>_nodm): Likewise.
15174 (pack<mode>): Likewise.
15176 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15177 built-in functions to pack/unpack explicit __ibm128 values.
15178 (__builtin_unpack_ibm128): Likewise.
15180 * doc/extend.texi (PowerPC Built-in Functions): Document
15181 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15183 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15186 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15187 Add new arg loc and pass it down as context.
15188 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15189 to the location to use for the warning.
15190 (check_function_arguments): New arg loc. All callers changed. Pass
15191 it to check_function_nonnull.
15192 * c-common.h (check_function_arguments): Adjust declaration.
15194 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15196 PR tree-optimization/69156
15197 * gimple.c (validate_type): Removed.
15198 (gimple_builtin_call_types_compatible_p): Use
15199 useless_type_conversion_p instead of validate_type.
15200 * value-prof.c (gimple_stringop_fixed_value): Fold
15201 icall_size to correct type.
15203 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15205 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15208 2016-01-13 Richard Henderson <rth@redhat.com>
15211 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15212 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15213 (ix86_builtin_tm_store): Remove.
15214 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15215 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15216 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15217 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15218 * doc/tm.texi: Rebuild.
15220 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15221 (BUILT_IN_TM_MEMCPY_RTWN): New.
15222 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15223 fallback from vector to integer helpers.
15224 (build_tm_load): Handle vector types directly, instead of
15226 (build_tm_store): Likewise.
15227 (expand_assign_tm): Prepare for register types not handled by
15228 the above. Copy them to memory and use memcpy.
15229 * tree.c (tm_define_builtin): New.
15230 (find_tm_vector_type): New.
15231 (build_tm_vector_builtins): New.
15232 (build_common_builtin_nodes): Call it.
15234 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15236 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15237 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15239 2016-01-13 Tom de Vries <tom@codesourcery.com>
15241 PR tree-optimization/69169
15242 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15243 handled_struct_type param.
15244 (create_variable_info_for, intra_create_variable_infos): Call
15245 create_variable_info_for_1 with extra arg.
15247 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15249 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15250 and "armv8.1-a+crc" entries.
15252 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15255 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15256 Change first operand predicate from register_or_constm1_operand
15257 to register_operand.
15258 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15259 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15260 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15261 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15262 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15263 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15264 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15265 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15266 comparison with constm1_rtx from vec_prefetch_gen part.
15268 2016-01-13 Richard Biener <rguenther@suse.de>
15270 PR tree-optimization/69013
15271 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15272 Exchange assert for a test.
15274 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15277 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15279 2016-01-13 Richard Biener <rguenther@suse.de>
15281 PR tree-optimization/69242
15282 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15283 assert with a check.
15285 2016-01-13 Richard Biener <rguenther@suse.de>
15287 PR tree-optimization/69186
15288 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15289 Properly guard vect_update_misalignment_for_peel call.
15291 2016-01-12 Jeff Law <law@redhat.com>
15293 PR tree-optimization/pr67755
15294 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15295 "need_profile_correction".
15296 (thread_block_1): Initialize new field to false by default. If we
15297 have multiple thread paths through a common joiner to different
15298 final targets, then set new field to true.
15299 (compute_path_counts): Only do count adjustment when it's really
15302 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15304 * doc/invoke.texi (Spec Files): Move section down in file, past
15305 all command-line option descriptions.
15307 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15309 PR middle-end/54809
15310 * doc/gty.texi: Remove documentation of mark_hook.
15311 * gengtype.c (struct write_types_data): Remove code to support
15312 mark_hook attribute.
15313 (walk_type): Likewise.
15314 (write_func_for_structure): Likewise.
15316 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15318 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15319 Directory Options, and -specs= to Overall Options.
15320 (Overall Options): Adjust similarly. Reorder to group related
15321 options together. Make -specs= cross-reference the spec file details.
15322 (Directory Options): Adjust similarly.
15324 2016-01-12 Jeff Law <law@redhat.com>
15326 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15328 2016-01-12 Olivier Hainque <hainque@adacore.com>
15330 * gcc.c (spec_undefvar_allowed): New global.
15331 (process_command): Set to true when running for --version or --help,
15333 (getenv_spec_function): When the variable is not defined, use the
15334 variable name as the variable value if we're allowed not to issue
15337 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15339 PR tree-optimization/68911
15340 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15341 information computed for expression "init + nit * step".
15343 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15345 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15346 about name of GCC executable. Remove deleted node from menu.
15347 (Directory Options) <-B>: Remove cross-reference to deleted node.
15348 (Target Options): Delete section.
15350 2016-01-12 Christian Bruel <christian.bruel@st.com>
15353 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15354 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15356 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15359 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15360 aligned_mem is properly set for AVX512-VL floating point masked
15364 * ifcvt.c (cond_exec_process_if_block): When removing the last
15365 insn from then_bb, remove also any possible barriers that follow it.
15367 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15371 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15372 (PTRDIFF_TYPE): Likewise.
15373 (WCHAR_TYPE): Likewise.
15374 (WCHAR_TYPE_SIZE): Likewise.
15375 (STDINT_LONG32): Likewise.
15377 2016-01-12 Richard Biener <rguenther@suse.de>
15379 PR tree-optimization/69053
15380 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15381 convert initial value for cond reductions.
15383 2016-01-12 Richard Biener <rguenther@suse.de>
15385 PR tree-optimization/69007
15386 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15387 widen_sum after dot_prod and sad.
15389 2016-01-12 Richard Biener <rguenther@suse.de>
15391 PR tree-optimization/69168
15392 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15393 pattern stmt SLP type.
15394 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15395 end up unused so cope with that case.
15397 2016-01-12 Richard Biener <rguenther@suse.de>
15399 PR tree-optimization/69157
15400 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15401 stmts def type only during analyze phase.
15402 (vectorizable_call): Likewise.
15403 (vectorizable_simd_clone_call): Likewise.
15404 (vectorizable_conversion): Likewise.
15405 (vectorizable_assignment): Likewise.
15406 (vectorizable_shift): Likewise.
15407 (vectorizable_operation): Likewise.
15408 (vectorizable_store): Likewise.
15409 (vectorizable_load): Likewise.
15411 2016-01-12 Richard Biener <rguenther@suse.de>
15413 PR tree-optimization/69174
15414 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15416 (vectorizable_load): Properly compute the number of loads needed
15417 for permuted strided SLP loads and do not spuriously assign
15418 to SLP_TREE_VEC_STMTS.
15420 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15422 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15423 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15424 (MD_EXEC_PREFIX): Remove.
15425 (MD_STARTFILE_PREFIX) Removee.
15426 (FILE_NAME_ABSOLUTE_P): Remove.
15427 (CPP_SPEC): Do not read macros from sys/version.h.
15428 (LINK_COMMAND_SPEC): Remove.
15429 (LOCAL_INCLUDE_DIR): Remove.
15430 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15431 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15432 (POST_LINK_SPEC): Define to invoke stubify after linker
15433 (LIBSTDCXX): Remove define
15434 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15435 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15436 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15437 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15438 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15439 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15440 (i386_djgpp_asm_named_section): Add propotype of new procedure
15442 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15443 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15444 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15445 in config/i386/djgpp.h).
15446 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15447 STANDARD_STARTFILE_PREFIX_1.
15448 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15449 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15450 installation errors.
15451 (MAX_OFILE_ALIGNMENT): Define to 128.
15452 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15454 * config/i386/djgpp.c: New file. Add implementation of
15455 i386_djgpp_asm_named_section.
15457 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15459 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15460 Add rule for building djgpp.o.
15462 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15464 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15465 (rtx_is_swappable_p): Reductions are swappable.
15466 (insn_is_swappable_p): V2DF reductions are swappable.
15468 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15470 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15471 reloads for other unsupported memory operands.
15473 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15474 Jim Wilson <jim.wilson@linaro.org>
15477 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15478 copy_to_mode_reg instead of force_reg.
15480 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15483 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15484 TARGET_80387 is true.
15486 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15489 * lra-eliminations.c (move_plus_up): Only move plus up
15490 if subreg of the constant can be simplified into constant
15491 and use the simplified subreg of the constant instead of
15492 the original constant.
15494 * fold-const.c (fold_convertible_p): Don't return true
15495 for conversion of VECTOR_TYPE to same sized integral type.
15496 (fold_convert_loc): Fix up formatting. Fold conversion of
15497 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15498 instead of NOP_EXPR.
15500 PR tree-optimization/69214
15501 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15502 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15505 PR tree-optimization/69207
15506 * tree-vect-slp.c (vect_get_constant_vectors): For
15507 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15508 fold_convertible_p to vector_type's element type, and always
15509 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15511 2016-01-11 Richard Biener <rguenther@suse.de>
15513 PR tree-optimization/69173
15514 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15515 fixup the cycle if all stmts are in a pattern.
15517 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15519 PR middle-end/68999
15520 * alias.c (base_alias_check): Move check for addresses with
15521 alignment ANDs before the call for compare_base_decls.
15522 (memrefs_conflict_p): Return -1 for different decls
15523 that went through alignment adjustments.
15525 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15527 PR rtl-optimization/68796
15528 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15529 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15530 and QImode comparisons against zero with CC_NZmode.
15531 * config/aarch64/iterators.md (short_mask): New mode_attr.
15533 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15535 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15536 (<avx512>_store<mode>_mask): Likewise.
15538 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15539 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15541 PR rtl-optimization/68841
15542 * ifcvt.c (struct noce_if_info): Add orig_x field.
15543 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15544 Don't record conflicts on to_rename if it's present.
15545 Allow memory destinations in sets.
15546 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15547 blocks, passing orig_x to the checks.
15548 (noce_process_if_block): Set if_info->orig_x appropriately.
15550 2016-01-11 Tom de Vries <tom@codesourcery.com>
15552 PR tree-optimization/69069
15553 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15555 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15557 PR rtl-optimization/68920
15558 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15559 of conditional moves for RTL if-conversion to 1 for
15560 TARGET_ONE_IF_CONV_INSN.
15561 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15562 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15563 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15564 parameter to restirct number of conditional moves for
15566 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
15567 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
15570 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
15573 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
15574 onepart vars. Fix typo in comment. Fix reversed condition in
15576 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
15579 * var-tracking.c (dump_onepart_variable_differences): New.
15580 (dataflow_set_different): If a detailed dump is requested,
15581 delay early returns and dump differences between onepart
15582 variables present before and after, and added variables.
15584 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15587 * expr.c (expand_expr_real_1): For boolean vector constants
15588 with a scalar mode use const_scalar_mask_from_tree.
15589 (const_scalar_mask_from_tree): New.
15590 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
15591 assigned to a mask type to handle constants.
15593 2016-01-11 Martin Jambor <mjambor@suse.cz>
15596 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
15597 useless parameters if we cannot change function signature.
15599 2016-01-11 Martin Jambor <mjambor@suse.cz>
15602 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
15605 2016-01-11 Tom de Vries <tom@codesourcery.com>
15607 PR tree-optimization/69109
15608 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
15611 2016-01-11 Tom de Vries <tom@codesourcery.com>
15613 PR tree-optimization/69108
15614 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
15615 res is not used in a phi.
15617 2016-01-11 Yury Gribov <y.gribov@samsung.com>
15620 * common.opt (frandom-seed): Fix parameter name.
15621 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
15623 2016-01-11 Tom de Vries <tom@codesourcery.com>
15625 PR tree-optimization/69058
15626 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
15629 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
15631 * config/arc/arc.opt (mdiv-rem): Add period to the end.
15632 (mcode-density): Likewise.
15634 2016-01-10 Tom de Vries <tom@codesourcery.com>
15636 PR tree-optimization/69062
15637 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
15638 (parallelize_loops): Don't paralelize loop that has phi with address
15641 2016-01-10 Tom de Vries <tom@codesourcery.com>
15643 PR tree-optimization/69039
15644 * tree-parloops.c (try_create_reduction_list): Only allow single exit
15647 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
15649 PR middle-end/68743
15650 * match.pd: Require target has function_c99_misc before doing
15651 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
15653 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
15655 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
15657 * configure: Regenerate.
15659 2016-01-09 Jakub Jelinek <jakub@redhat.com>
15661 PR middle-end/50865
15662 PR tree-optimization/69097
15663 * fold-const.h (expr_not_equal_to): New prototype.
15664 * fold-const.c: Include stringpool.h and tree-ssanames.h.
15665 (expr_not_equal_to): New function.
15666 * match.pd (X % -Y is the same as X % Y): Don't optimize
15667 unless X is known not to be equal to minimum or Y is known
15668 not to be equal to -1.
15669 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
15670 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
15671 (simplify_stmt_using_ranges): Adjust caller.
15672 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
15673 substitute_and_fold.
15675 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
15677 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
15680 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15682 PR tree-optimization/69167
15683 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
15684 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
15686 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
15688 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15689 Richard Biener <rguenther@suse.de>
15691 PR tree-optimization/68707
15692 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
15693 instances that can be handled via vect_load_lanes.
15695 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
15697 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
15698 if we can't determine address equivalence.
15699 * alias.c (compare_base_decl): Update for changed return value of
15700 symtab_node::equal_address_to.
15702 2016-01-08 Jason Merrill <jason@redhat.com>
15706 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
15707 * expr.c (store_field): Not here.
15708 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
15709 call with TREE_ADDRESSABLE type.
15710 * tree-cfg.c (verify_gimple_call): Adjust.
15712 2016-01-08 Olivier Hainque <hainque@adacore.com>
15714 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
15717 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15719 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
15720 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
15721 (reduc_smin_v2sf): Rename to...
15722 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
15723 (reduc_splus_v2sf): Rename to...
15724 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
15726 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15728 PR tree-optimization/69162
15729 * gimplify.c (gimplify_va_arg_expr): Encode original type of
15730 valist argument in another argument.
15731 (gimplify_modify_expr): Adjust for the above change. Cleanup.
15732 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
15733 to determine the va_list type, build a MEM_REF instead of
15734 build_fold_indirect_ref.
15736 PR tree-optimization/69172
15737 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
15740 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
15742 PR tree-optimization/67781
15743 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
15744 and cmpnop in two steps: first the ones not accessed in original
15745 gimple expression in a endian independent way and then the ones not
15746 accessed in the final result in an endian-specific way.
15748 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15750 PR tree-optimization/69083
15751 * tree-vect-slp.c (vect_get_constant_vectors): For
15752 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
15753 element type. If op is fold_convertible_p to vector_type's element
15754 type, use NOP_EXPR instead of VCE.
15756 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
15758 PR rtl-optimization/67778
15759 PR rtl-optimization/68634
15760 PR rtl-optimization/68909
15761 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
15762 block from the stack until done with it. Remove a superfluous
15763 bitmap set. Remove a superfluous bitmap test.
15765 2016-01-07 Martin Sebor <msebor@redhat.com>
15768 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
15769 constraint on the type of arguments.
15771 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
15773 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
15774 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
15775 unaligned_access on the gcc_options set.
15776 * config/arm/arm.c (arm_option_override_internal): Use
15777 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
15779 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15782 * config/i386/i386.c (ix86_frame_pointer_required): Enable
15783 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
15785 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15788 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15791 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15792 depending on frame_pointer_needed before remaining integer and SSE
15793 registers are saved.
15795 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
15798 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
15800 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
15803 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
15804 Use the "xBm" constraint.
15805 (float<sseintvecmodelower><mode>2<mask_name><round_name):
15807 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
15808 (sse_cvtsi2ssq<round_name>): Likewise.
15809 (sse_cvtss2si<round_name>): Likewise.
15810 (sse_cvtss2siq<round_name>): Likewise.
15811 (sse2_cvtsi2sdq<round_name>): Likewise.
15812 (sse2_cvtsd2si<round_name>): Likewise.
15813 (sse2_cvtsd2siq<round_name>): Likewise.
15814 * config/i386/subst.md (round_nimm_scalar_predicate): New
15817 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
15819 PR middle-end/67639
15820 * varasm.c (make_decl_rtl): Mark invalid register vars as
15823 PR rtl-optimization/66206
15824 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
15825 All callers changed.
15827 2016-01-07 Jakub Jelinek <jakub@redhat.com>
15829 PR tree-optimization/69141
15830 * tree-ssa-pre.c: Include langhooks.h.
15831 (eliminate_dom_walker::before_dom_children): Use
15832 lang_hooks.decl_printable_name instead of
15833 cgraph_node::get ()->name ().
15835 PR middle-end/68960
15836 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
15837 it and DECL_ALIGN too.
15839 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
15841 * config/mips/mips-ftypes.def: Sort to lexicographical order.
15843 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15846 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15847 depending on frame_pointer_needed before remaining integer and SSE
15848 registers are saved.
15850 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15852 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
15853 mode iterator with VSX_M2.
15854 (*p9_vecstore_<mode>): Likewise.
15855 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
15856 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
15857 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
15858 (define_split for VSX_LE128 stores): Likewise.
15859 (define_peephole2 for TImode LE swaps): Likewise.
15860 (define_split for VSX_LE128 post-reload stores): Likewise.
15862 2016-01-06 Marek Polacek <polacek@redhat.com>
15865 * convert.c (convert_to_integer_1): Adjust call to
15866 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
15867 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
15868 EXPR instead of ARG.
15869 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
15871 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15874 * doc/extend.texi (RL78 Variable Attributes): New section.
15876 2016-01-05 Marek Polacek <polacek@redhat.com>
15879 * builtins.c (get_memmodel): Use expansion point location rather than
15880 the input location. Call warning_at rather than warning.
15881 (expand_builtin_atomic_compare_exchange): Likewise.
15882 (expand_builtin_atomic_load): Likewise.
15883 (expand_builtin_atomic_store): Likewise.
15884 (expand_builtin_atomic_clear): Likewise.
15886 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15889 * config/i386/i386.c (ix86_expand_vector_logical_operator):
15890 Replace nonimmediate_operand with vector_operand.
15891 * config/i386/predicates.md (vector_operand): New predicate.
15892 (general_vector_operand): Replace nonimmediate_operand with
15894 * config/i386/sse.md: Replace nonimmediate_operand with
15895 vector_operand and m constraint with Bm constraint on SSE
15896 patterns with 16-byte memory operand.
15897 * config/i386/subst.md (round_nimm_predicate): Replace
15898 nonimmediate_operand with vector_operand.
15899 (round_saeonly_nimm_predicate): Likewise.
15900 (round_saeonly_nimm_scalar_predicate): New.
15902 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15905 * config/i386/constraints.md (Bm): New constraint.
15906 * config/i386/predicates.md (vector_memory_operand): New
15908 * config/i386/sse.md: Replace xm with xBm in plusminus and
15909 any_logic patterns.
15911 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15914 * doc/extend.texi (V850 Function Attributes): New section.
15915 (V850 Variable Attributes): New section.
15917 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15920 * doc/extend.texi (MicroBlaze Function Attributes): Document
15921 interrupt_handler and fast_interrupt attributes.
15923 2016-01-05 Sergei Trofimovich <siarheit@google.com>
15926 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
15927 for local symbolic operands.
15928 * config/ia64/predicates.md (local_symbolic_operand64): New
15931 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15933 PR rtl-optimization/68651
15934 * combine.c (combine_simplify_rtx): Canonicalize x + x into
15937 2016-01-05 Nathan Sidwell <nathan@acm.org>
15939 * alias.c (compare_base_decls): Use symtab_node::get.
15941 2016-01-05 Nick Clifton <nickc@redhat.com>
15944 * ira-costs.c (copy_cost): Initialise the t_icode field of the
15945 secondary_reload_info structure.
15948 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
15949 decls if weak support is available.
15951 2016-01-04 Martin Sebor <msebor@redhat.com>
15953 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
15955 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15957 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15958 OPTION_MASK_P9_DFORM.
15960 * config/rs6000/constraints.md (wo constraint): New constraint for
15963 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
15965 (rs6000_init_hard_regno_mode_ok): Likewise.
15967 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
15970 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
15971 expanders not to have constraints. Add support for ISA 3.0 xxperm
15972 instruction. Add support for fusing xxlor with xxperm.
15973 (altivec_vperm_<mode>_internal): Likewise.
15974 (altivec_vperm_v8hiv16qi): Likewise.
15975 (altivec_vperm_<mode>v16q): Likewise.
15976 (altivec_vperm_<mode>_uns): Likewise.
15977 (vperm_v8hiv4si): Likewise.
15978 (vperm_v16qiv8hi): Likewise.
15980 * doc/md.texi (RS/6000 constraints): Document wo constraint.
15982 2016-01-04 Jakub Jelinek <jakub@redhat.com>
15984 Update copyright years.
15986 * gcc.c (process_command): Update copyright notice dates.
15987 * gcov-dump.c (print_version): Ditto.
15988 * gcov.c (print_version): Ditto.
15989 * gcov-tool.c (print_version): Ditto.
15990 * gengtype.c (create_file): Ditto.
15991 * doc/cpp.texi: Bump @copying's copyright year.
15992 * doc/cppinternals.texi: Ditto.
15993 * doc/gcc.texi: Ditto.
15994 * doc/gccint.texi: Ditto.
15995 * doc/gcov.texi: Ditto.
15996 * doc/install.texi: Ditto.
15997 * doc/invoke.texi: Ditto.
15999 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16001 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
16002 modes larger than TImode as TImode if NEON is not enabled.
16004 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16007 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
16008 mode for %f0-%f31 only if TARGET_FPU.
16010 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16013 * config/sparc/sparc.c (scan_record_type): Take into account subfields
16014 to compute the PACKED_P predicate.
16015 (function_arg_record_value): Minor tweaks.
16017 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16019 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16020 option for arm*-*-* targets.
16022 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16024 * doc/extend.texi (Common Function Attributes): Move docs for
16025 MSP430-specific attributes to....
16026 (MSP430 Function Attributes): ...here. Delete the redundant
16027 entries and copy-edit the remaining text.
16028 (MSP430 Variable Attributes): Use uniform format for index
16029 entries and add a cross-reference to the corresponding function
16032 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16034 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16036 (x86 Options): Likewise.
16038 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16042 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16043 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16044 to corresponding attribute.
16046 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16048 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16049 to correct alphabetization of table. Copy-edit and correct
16051 <stack_protect>: Likewise.
16052 <target_clones>: Likewise.
16054 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16055 Correct punctuation.
16056 (Code Gen Options) <-fno-plt>: Copy-edit.
16058 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16061 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16062 SI values. Explicitly convert SI to DI and vice-versa.
16064 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16066 PR tree-optimization/69070
16067 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16068 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16071 * ubsan.c (ubsan_instrument_float_cast): Call
16072 initialize_sanitizer_builtins.
16075 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16077 Copyright (C) 2016 Free Software Foundation, Inc.
16079 Copying and distribution of this file, with or without modification,
16080 are permitted in any medium without royalty provided the copyright
16081 notice and this notice are preserved.