1 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
4 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
5 constant addresses if can_create_pseudo_p.
7 2016-06-21 Jakub Jelinek <jakub@redhat.com>
9 PR tree-optimization/71588
10 * tree-ssa-strlen.c (valid_builtin_call): New function.
11 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
14 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
18 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
19 for conversion of scalar user var to complex type and use the
20 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
23 PR rtl-optimization/71591
24 * toplev.c (toplev::run_self_tests): If no_backend, complain and
27 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
30 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
31 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
32 space for PIC with non-v32 and the common non-PIC "jump".
34 2016-06-20 Jakub Jelinek <jakub@redhat.com>
37 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
38 returned values and add UN*/LTGT/*ORDERED cases with values matching
39 D operand modifier on vcmp for AVX.
41 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
43 * config/aarch64/aarch64.opt
44 (mpc-relative-literal-loads): Rename internal option name.
45 * config/aarch64/aarch64.c
46 (aarch64_nopcrelative_literal_loads): Rename to
47 aarch64_pcrelative_literal_loads.
48 (aarch64_expand_mov_immediate): Likewise.
49 (aarch64_secondary_reload): Likewise.
50 (aarch64_can_use_per_function_literal_pools_p): Likewise.
51 (aarch64_override_options_after_change_1): Rename and simplify logic.
52 (aarch64_classify_symbol): Merge large model checks into switch,
53 remove pc-relative load check.
55 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
57 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
58 costs relative to the cost of a register move.
60 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
62 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
63 (vcvt_n_f64_u64): Likewise.
64 (vcvt_n_s64_f64): Likewise.
65 (vcvt_n_u64_f64): Likewise.
66 (vcvt_f64_s64): Likewise.
67 (vrecpe_f64): Likewise.
68 (vcvt_f64_u64): Likewise.
69 (vrecps_f64): Likewise.
71 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
73 * config/aarch64/aarch64.md
74 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
76 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
78 * config/aarch64/aarch64-builtins.c
79 (aarch64_types_binop_uss_qualifiers): Delete.
80 (TYPES_BINOP_USS): Likewise.
81 (aarch64_types_binop_sus_qualifiers): Likewise.
82 (TYPES_BINOP_SUS): Likewise.
83 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
84 (TYPES_FCVTIMM_SUS): Likewise.
85 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
87 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
88 (fcvtzs): Use SHIFTIMM rather than BINOP.
89 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
91 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
93 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
94 costs relative to the cost of a register move.
96 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
98 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
99 Allow scalar/single vector modes to be tieable.
101 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
103 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
105 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
107 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
109 * tree.h (TYPE_ALIGN): Likewise.
111 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
114 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
116 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
118 * config/avr/avr.c (avr_print_operand): Fix "format not a string
119 literal" build warnings.
120 (avr_print_operand_address): Dito.
122 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
125 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
126 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
128 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
130 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
132 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
135 * reload1.c (reload): Pass 0 to finish_spills when called because
136 update_eliminables_and_spill returns true and remove did_spill.
137 (finish_spills): Adjust comment and document GLOBAL parameter.
139 2016-06-17 DJ Delorie <dj@redhat.com>
142 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
143 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
144 (umulqihi3_virt): Likewise.
145 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
146 (umulqihi3_real): Likewise.
148 2016-06-17 Martin Liska <mliska@suse.cz>
150 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
152 2016-06-17 Martin Liska <mliska@suse.cz>
154 * predict.def: PRED_LOOP_EXIT from 92 to 85.
156 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
158 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
160 (vaddq_f32): Likewise.
161 (vmul_f32): Likewise.
162 (vmulq_f32): Likewise.
163 (vsub_f32): Likewise.
164 (vsubq_f32): Likewise.
166 2016-06-17 Bin Cheng <bin.cheng@arm.com>
168 PR tree-optimization/71347
169 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
170 cost for all uses in group.
172 2016-06-17 Bin Cheng <bin.cheng@arm.com>
174 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
175 insert gimple seq if it's not empty.
177 2016-06-17 Bin Cheng <bin.cheng@arm.com>
179 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
181 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
183 (comp_dr_with_seg_len_pair): Ditto.
184 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
185 struct dr_with_seg_len_pair against DR_OFFSET.
186 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
189 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
191 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
193 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
195 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
196 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
197 (pa_output_millicode_call): Likewise.
198 (pa_output_call): Likewise.
199 (pa_output_indirect_call): Likewise.
200 (pa_asm_output_mi_thunk): Likewise.
202 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
204 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
206 2016-06-16 Martin Liska <mliska@suse.cz>
208 * predict.c (combine_predictions_for_insn): When we find a first
209 match predictor, we should consider just predictors with
210 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
212 (combine_predictions_for_bb): Likewise.
214 2016-06-16 Jakub Jelinek <jakub@redhat.com>
216 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
217 with base of reference to struct.
219 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
221 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
223 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
225 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
226 progmem_swtable_section.
227 (progmem_swtable_section): Remove.
228 (avr_asm_function_rodata_section): Remove.
229 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
230 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
232 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
234 * config/i386/driver-i386.c (host_detect_local_cpu): Set
235 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
236 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
237 signature_CENTAUR_ebx.
238 * config/i386/i386.c (ix86_option_override_internal): Add
239 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
240 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
241 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
243 2016-06-16 Martin Liska <mliska@suse.cz>
245 * predict.def: Add fortran loop preheader predictor.
246 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
247 fold IFN_BUILTIN_EXPECT with a known constant argument.
249 2016-06-16 Martin Liska <mliska@suse.cz>
251 * predict.def: Add 'Fortran' to display text of all
252 PRED_FORTRAN_* predictors.
254 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
257 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
258 [IA64_BUILTIN_NANSQ]: Ditto.
259 (ia64_fold_builtin): New function.
260 (TARGET_FOLD_BUILTIN): New define.
261 (ia64_init_builtins) Declare const_string_type node.
262 Add __builtin_nanq and __builtin_nansq builtin functions.
263 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
265 2016-06-16 Nick Clifton <nickc@redhat.com>
267 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
268 MSP430_HWMULT_ prefix to enum values.
269 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
270 * config/msp430/msp430.c: Update use of enum values.
271 * config/msp430/msp430.md: Likewise.
272 * config/msp430/msp430.opt: Likewise.
274 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
276 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
277 of comparsions in the last iteration.
279 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
280 Joern Rennecke <joern.rennecke@embecosm.com>
282 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
284 (arc_needs_pcl_p): Add GOTOFFPC.
285 (arc_legitimate_pic_addr_p): Likewise.
286 (arc_output_pic_addr_const): Likewise.
287 (arc_legitimize_pic_address): Generate a pc-relative address using
289 (arc_output_libcall): Use @pcl syntax.
290 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
291 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
292 (*movsi_insn): Use @pcl syntax.
293 (doloop_begin_i): Likewise.
295 2016-06-16 Martin Liska <mliska@suse.cz>
297 * predict.def: Define a new predictor.
299 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
301 * config/arc/arc.opt (mtp-regno): Update text.
303 2016-06-16 Renlin Li <renlin.li@arm.com>
305 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
307 2016-06-16 Jakub Jelinek <jakub@redhat.com>
310 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
311 (setcc + and peephole2): Likewise.
313 PR rtl-optimization/71532
314 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
317 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
319 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
320 DImode constants with XXSPLTIB in vector registers.
321 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
322 vsx_extract_<mode>_internal{1,2} into a single insn that handles
323 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
324 extraction of the element at the top of the register as a scalar
326 (vsx_extract_<mode>_internal1): Likewise.
327 (vsx_extract_<mode>_internal2): Likewise.
328 * config/rs6000/constraints.md (wi constraint): Remove a comment
329 about DImode not being allowed in Altivec registers.
330 (wB constraint): New constraint for constants that can be
331 generated in Altivec registers with VSPLTISW/VUPKHSW.
332 * config/rs6000/predicates.md (xxspltib_constant_split): Update
334 (xxspltib_constant_nosplit): Likewise.
335 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
336 support for -mupper-regs-di to enable DImode to go into Altivec
338 (POWERPC_MASKS): Likewise.
339 (power7 cpu): Likewise.
340 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
341 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
342 for DImode being allowed in Altivec registers. Update wi/wj
343 constraints. Set scalar_in_vmx_p flag.
344 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
345 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
346 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
347 (rs6000_opt_masks): Add -mupper-regs-di.
348 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
349 direct move to use wi and not wj.
351 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
353 (floatunssi<mode>2_lfiwzx_mem): Likewise.
354 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
355 any VSX register, instead of just Altivec registers, to allow
356 either operand to be an Altivec register or both.
357 (fixuns_trunc<mode>di2_fctiduz): Likewise.
358 (movdi_internal32): Add support for -mupper-regs-di. Add support
359 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
360 the alternatives and attributes to be lined up to be easier to
362 (movdi_internal64): Likewise.
363 (64-bit DImode splitters): Change predicates to only split loading
364 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
365 load constants in ISA 3.0 or ISA 2.07 respectively.
366 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
367 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
368 mention -mcpu=power9 sets these options.
369 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
372 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
375 * config/avr/avr.c (avr_set_current_function): Warn misspelled
376 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
377 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
378 by default to warn misspelled interrupt/ signal handler.
379 * doc/invoke.texi (AVR Options): Document it. Update description
380 for -nodevicelib option.
382 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
384 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
385 up parentheses. Use GET_MODE_UNIT_BITSIZE.
386 (aarch64_<sur>shll2_n<mode>): Likewise.
388 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
391 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
392 DECL_CONTEXT for copied arguments.
394 2016-06-15 Alan Hayward <alan.hayward@arm.com>
396 PR tree-optimization/71483
397 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
400 2016-06-15 Martin Liska <mliska@suse.cz>
402 * predict.c (tree_predict_by_opcode): Call predict_edge_def
403 instead of predict_edge w/o a probability.
405 2016-06-15 Alan Hayward <alan.hayward@arm.com>
407 PR tree-optimization/71439
408 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
411 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
413 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
414 register subregs in SET_SRC.
416 2016-06-15 Richard Biener <rguenther@suse.de>
418 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
421 2016-06-15 Richard Biener <rguenther@suse.de>
423 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
424 not consider dependences between accesses that belong to the
426 (vect_analyze_data_ref_dependences): Do not analyze read-read
429 2016-06-14 David Malcolm <dmalcolm@redhat.com>
431 * spellcheck-tree.c: Include spellcheck-tree.h rather than
433 (find_closest_identifier): Reimplement in terms of
434 best_match<tree,tree>.
435 * spellcheck-tree.h: New file.
436 * spellcheck.c (struct edit_distance_traits<const char *>): New
438 (find_closest_string): Reimplement in terms of
439 best_match<const char *, const char *>.
440 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
441 overload to spellcheck-tree.h.
442 (find_closest_identifier): Likewise.
443 (struct edit_distance_traits<T>): New template.
444 (class best_match): New class.
446 2016-06-14 David Malcolm <dmalcolm@redhat.com>
448 * selftest-run-tests.c (selftest::run_tests): Call
449 selftest::spellcheck_tree_c_tests.
450 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
451 * spellcheck-tree.c: Include selftest.h and stringpool.h.
452 (selftest::test_find_closest_identifier): New function.
453 (selftest::spellcheck_tree_c_tests): New function.
454 * spellcheck.c (selftest::test_find_closest_string): Verify that
455 the order of the vec does not affect the results for this case.
456 (selftest::test_data): New array.
457 (selftest::test_metric_conditions): New function.
458 (selftest::spellcheck_c_tests): Add a test of case-comparison.
459 Call selftest::test_metric_conditions.
461 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
463 * config/rs6000/rs6000-builtin.def (commentary): Typo.
464 (BU_P9_MISC_1): Likewise.
465 (BU_P9_64BIT_MISC_0): Likewise.
466 (BU_P9_MISC_0): Likewise.
468 2016-06-14 David Malcolm <dmalcolm@redhat.com>
470 * gcc-rich-location.c
471 (gcc_rich_location::add_fixit_misspelled_id): New method.
472 * gcc-rich-location.h
473 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
475 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
477 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
478 FreeBSD 11 and above.
480 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
482 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
484 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
486 * expmed.h: Close parenthesis in "at your option" in copyright
488 * lower-subreg.h: Likewise.
490 2016-06-14 Richard Biener <rguenther@suse.de>
493 * genmatch.c (expr::gen_transform): Use in_type for comparisons
496 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
498 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
500 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
502 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
504 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
505 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
507 2016-06-14 Richard Biener <rguenther@suse.de>
509 PR tree-optimization/71522
510 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
511 copying into float copying.
513 2016-06-14 Jakub Jelinek <jakub@redhat.com>
515 PR tree-optimization/71520
516 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
517 (replace_block_by): Move user labels from bb1 to bb2.
519 2016-06-14 Richard Biener <rguenther@suse.de>
523 * expr.h (get_bit_range): Declare.
524 * expr.c (get_bit_range): Export.
525 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
526 word_mode again to constrain the bitfield access.
528 2016-06-14 Richard Biener <rguenther@suse.de>
530 PR tree-optimization/71521
531 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
532 division int_const_binop against zero divisor.
534 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
536 * config/i386/i386.md (signbittf2): New expander.
537 * config/i386/sse.md (ptesttf2): New insn pattern.
539 2016-06-13 David Malcolm <dmalcolm@redhat.com>
542 * input.c (selftest::test_reading_source_line): Avoid reading from
543 __FILE__ by creating a tempfile with known content and reading
546 2016-06-13 David Malcolm <dmalcolm@redhat.com>
548 * pretty-print.c (assert_pp_format_colored): Skip the test if
550 (test_pp_format): Remove comment about GCC_COLORS.
552 2016-06-13 David Malcolm <dmalcolm@redhat.com>
554 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
555 * pretty-print.c (assert_pp_format_va): Add location param and use
556 it with ASSERT_STREQ_AT.
557 (assert_pp_format): Add location param and pass it to
559 (assert_pp_format_colored): Likewise.
560 (ASSERT_PP_FORMAT_1): New.
561 (ASSERT_PP_FORMAT_2): New.
562 (ASSERT_PP_FORMAT_3): New.
563 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
564 explicitly, or implicitly via the above macros.
565 * selftest.c (selftest::pass): Use a selftest::location rather
567 (selftest::fail): Likewise. Print the function name.
568 (selftest::fail_formatted): Likewise.
569 (selftest::assert_streq): Use a selftest::location rather than
571 * selftest.h (selftest::location): New struct.
572 (SELFTEST_LOCATION): New macro.
573 (selftest::pass): Accept a const location & rather than file
575 (selftest::fail): Likewise.
576 (selftest::fail_formatted): Likewise.
577 (selftest::assert_streq): Likewise.
578 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
579 (ASSERT_FALSE): Likewise.
580 (ASSERT_EQ): Likewise.
581 (ASSERT_NE): Likewise.
582 (ASSERT_STREQ): Likewise.
583 (ASSERT_PRED1): Likewise.
584 (ASSERT_STREQ_AT): New macro.
586 2016-06-13 David Malcolm <dmalcolm@redhat.com>
588 * selftest.c (selftest::fail_formatted): New function.
589 (selftest::assert_streq): New function.
590 * selftest.h (selftests::fail_formatted): New decl.
591 (selftest::assert_streq): New decl.
592 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
594 2016-06-13 Jeff Law <law@redhat.com>
596 PR tree-optimization/71403
597 * tree-ssa-threadbackward.c
598 (convert_and_register_jump_thread_path): No longer accept reference
599 to path. Do not pop items off the path anymore.
600 (fsm_find_control_statement_thread_paths): Do not allow threading
601 to a deeper loop nest. Pop the last item off the path here rather
602 than in convert_and_register_jump_thread_path.
604 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
605 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
607 [AArch64] Emit division using the Newton series
609 * config/aarch64/aarch64-protos.h
610 (cpu_approx_modes): Add new member "division".
611 (aarch64_emit_approx_div): Declare new function.
612 * config/aarch64/aarch64.c
613 (generic_approx_modes): New member "division".
614 (exynosm1_approx_modes): Likewise.
615 (xgene1_approx_modes): Likewise.
616 (aarch64_emit_approx_div): Define new function.
617 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
618 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
619 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
620 * doc/invoke.texi (-mlow-precision-div): Describe new option.
622 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
623 Wilco Dijkstra <wilco.dijkstra@arm.com>
625 [AArch64] Emit square root using the Newton series
627 * config/aarch64/aarch64-protos.h
628 (aarch64_emit_approx_rsqrt): Replace with new function
629 "aarch64_emit_approx_sqrt".
630 (cpu_approx_modes): New member "sqrt".
631 * config/aarch64/aarch64.c
632 (generic_approx_modes): New member "sqrt".
633 (exynosm1_approx_modes): Likewise.
634 (xgene1_approx_modes): Likewise.
635 (aarch64_emit_approx_rsqrt): Replace with new function
636 "aarch64_emit_approx_sqrt".
637 (aarch64_override_options_after_change_1): Handle new option.
638 * config/aarch64/aarch64-simd.md
639 (rsqrt<mode>2): Use new function instead.
640 (sqrt<mode>2): New expansion and insn definitions.
641 * config/aarch64/aarch64.md: Likewise.
642 * config/aarch64/aarch64.opt
643 (mlow-precision-sqrt): Add new option description.
644 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
646 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
648 [AArch64] Add more choices for the reciprocal square root approximation
650 Allow a target to prefer such operation depending on the operation mode.
652 * config/aarch64/aarch64-protos.h
653 (AARCH64_APPROX_MODE): New macro.
654 (AARCH64_APPROX_{NONE,ALL}): Likewise.
655 (cpu_approx_modes): New structure.
656 (tune_params): New member "approx_modes".
657 * config/aarch64/aarch64-tuning-flags.def
658 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
659 * config/aarch64/aarch64.c
660 (generic_approx_modes): New core "cpu_approx_modes" structure.
661 (exynosm1_approx_modes): Likewise.
662 (xgene1_approx_modes): Likewise.
663 (generic_tunings): New member "approx_modes".
664 (cortexa35_tunings): Likewise.
665 (cortexa53_tunings): Likewise.
666 (cortexa57_tunings): Likewise.
667 (cortexa72_tunings): Likewise.
668 (exynosm1_tunings): Likewise.
669 (thunderx_tunings): Likewise.
670 (xgene1_tunings): Likewise.
671 (use_rsqrt_p): New argument for the mode and use new member from
673 (aarch64_builtin_reciprocal): Devise mode from builtin.
674 (aarch64_optab_supported_p): New argument for the mode.
675 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
677 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
679 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
680 RS6000_BTM_MODULO flag into the set of flags that are considered
681 to be part of the common configuration.
683 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
685 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
687 (vec_absdb): New macro for vector absolute difference unsigned
689 (vec_absdh): New macro for vector absolute difference unsigned
691 (vec_absdw): New macro for vector absolute difference unsigned word.
692 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
693 (vadu<mode>3): New insn.
694 (*p9_vadu<mode>3): New insn.
695 * config/rs6000/rs6000-builtin.def (vadub): New built-in
697 (vaduh): New built-in definition.
698 (vaduw): New built-in definition.
699 (vadu): New overloaded built-in definition.
700 (vadub): New overloaded built-in definition.
701 (vaduh): New overloaded built-in definition.
702 (vaduw): New overloaded built-in definition.
703 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
704 overloaded vector absolute difference unsigned functions.
705 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
706 the ISA 3.0 vector absolute difference unsigned built-in functions.
708 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
710 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
711 update shared_lookup_references only once after changing operands.
713 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
716 * tree-nested.c (convert_nonlocal_omp_clauses)
717 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
719 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
720 * tree.def (CASE_LABEL_EXPR): Likewise.
722 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
725 * input.c (test_builtins): Fix an assertion.
727 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
729 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
732 (isinf<mode>2): Ditto.
734 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
736 * ggc-tests.c (test_finalization): Only test need_finalization_p
737 for GCC_VERSION >= 4003.
739 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
741 * config/s390/vecintrin.h: Fix file description in comment.
743 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
745 * config/s390/s390-builtin-types.def: Change builtin type naming
746 scheme to match builtin-types.def.
748 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
750 * fold-const.c (optimize_minmax_comparison): Remove.
751 (fold_comparison): Remove call to the above.
752 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
755 2016-06-13 Alan Hayward <alan.hayward@arm.com>
757 PR tree-optimization/71416
758 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
761 2016-06-13 Martin Liska <mliska@suse.cz>
763 * predict.c (enum predictor_reason): Prefix enum with REASON_.
764 (combine_predictions_for_insn): Likewise.
765 (prune_predictions_for_bb): Likewise.
766 (combine_predictions_for_bb): Likewise.
768 2016-06-13 Richard Biener <rguenther@suse.de>
770 PR tree-optimization/71505
771 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
772 assert match comment.
774 2016-06-13 Marek Polacek <polacek@redhat.com>
777 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
778 gimplify_switch_expr.
779 (warn_switch_unreachable_r): New function.
781 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
784 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
787 2016-06-13 Richard Biener <rguenther@suse.de>
790 * fold-const.c (fold_unary_loc): Preserve alignment when
791 folding a VIEW_CONVERT_EXPR into a MEM_REF.
793 2016-06-13 Martin Liska <mliska@suse.cz>
796 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
797 w/ -fsanitize=bounds.
799 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
801 * config/i386/i386.c (ix86_init_builtins): Calculate
802 FLOAT128_FTYPE_CONST_STRING function type only once.
803 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
804 built-in functions are available for x86-32 and x86-64 targets.
806 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
809 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
811 (FLOAT128_FTYPE_CONST_STRING): New function type.
812 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
813 [IX86_BUILTIN_NANSQ]: Ditto.
814 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
815 (ix86_init_builtin_types): Declare const_string_type_node.
816 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
818 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
819 * doc/extend.texi (x86 Built-in Functions): Document
820 __builtin_nanq and __builtin_nansq.
822 2016-06-11 Jiong Wang <jiong.wang@arm.com>
825 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
826 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
827 length for pop patterns.
828 (arm_attr_length_push_multi): Update comments.
829 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
831 (*pop_multiple_with_writeback_and_return): Likewise.
832 (*pop_multiple_with_return): Likewise.
834 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
837 * fold-const.c (optimize_bit_field_compare): Don't try to use
838 word_mode unconditionally for reading the bit field, look at
839 DECL_BIT_FIELD_REPRESENTATIVE instead.
841 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
844 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
847 2016-06-10 Jakub Jelinek <jakub@redhat.com>
850 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
851 without LABEL_DECL, set *handled_ops_p to false instead of true.
853 2016-06-10 Martin Sebor <msebor@redhat.com>
856 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
857 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
858 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
860 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
861 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
862 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
863 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
864 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
865 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
866 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
867 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
869 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
871 * config/arm/arm.h (pool_vector_label,
872 return_used_this_function): Remove.
874 2016-06-10 Jeff Law <law@redhat.com>
876 PR tree-optimization/71335
877 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
878 zero length paths here.
879 (convert_and_register_jump_thread_path): Remove hacks related to
880 duplicated blocks in the jump thread path.
881 (fsm_find_control_statement_thread_paths): Avoid putting the same
882 block on the thread path twice, but ensure the thread path is
883 unchanged from the caller's point of view.
885 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
887 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
888 * predict.def (PRED_LOOP_BRANCH): Remove.
890 2016-06-10 David Malcolm <dmalcolm@redhat.com>
892 * Makefile.in (OBJS): Add ggc-tests.o.
893 (GTFILES): Add ggc-tests.c.
894 * ggc-tests.c: New file.
895 * selftest-run-tests.c (selftest::run_tests): Call
896 selftest::ggc_tests_c_tests.
897 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
899 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
901 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
903 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
906 * varasm.c (place_block_symbol): Adjust alignment for asan protected
907 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
909 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
911 * profile.c: Include cfgloop.h.
912 (branch_prob): Compute estimated number of iterations.
913 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
914 recompute estimate number of iterations from profile.
916 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
919 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
920 must be grouped on top of stack. Don't force early clobber
921 on ordinary reg outputs.
923 2016-06-10 Richard Biener <rguenther@suse.de>
925 * targhooks.c (default_builtin_vectorization_cost): Adjust
928 2016-06-10 Richard Biener <rguenther@suse.de>
930 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
931 to fold the RHS to a constant if possible.
933 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
936 * tree-nested.c (convert_nonlocal_omp_clauses)
937 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
938 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
939 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
941 * gimplify.c (gimplify_adjust_omp_clauses): Discard
943 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
945 * omp-low.c (scan_sharing_clauses): Don't expect
948 2016-06-10 Alan Hayward <alan.hayward@arm.com>
950 PR tree-optimization/71407
951 PR tree-optimization/71416
952 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
955 2016-06-10 Richard Biener <rguenther@suse.de>
958 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
960 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
962 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
964 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
965 Jiong Wang <jiong.wang@arm.com>
967 PR rtl-optimization/70751
968 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
971 2016-06-09 Jonathan Yong <10walls@gmail.com>
974 2015-09-21 Jonathan Yong <10walls@gmail.com>
976 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
977 sysroot/usr/lib/32api for additional win32 libraries,
978 fixes failing Cygwin bootstrapping.
980 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
982 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
985 2016-06-09 David Malcolm <dmalcolm@redhat.com>
988 * pretty-print.c (pp_indent): Specify that %p is printed in a
989 host-dependent manner.
990 (test_pp_format): Remove the test for %p.
992 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
994 * config/mips/mips.c (mips_output_jump): Fix formatting.
996 2016-06-09 Richard Biener <rguenther@suse.de>
998 PR tree-optimization/71462
999 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
1002 2016-06-09 Martin Liska <mliska@suse.cz>
1004 * predict.c (dump_prediction): Add new argument.
1005 (enum predictor_reason): New enum.
1006 (struct predictor_hash): New struct.
1007 (predictor_hash::hash): New function.
1008 (predictor_hash::equal): Likewise.
1009 (not_removed_prediction_p): New function.
1010 (prune_predictions_for_bb): Likewise.
1011 (combine_predictions_for_bb): Prune predictions.
1013 2016-06-09 Martin Liska <mliska@suse.cz>
1015 * predict.c (filter_predictions): New function.
1016 (remove_predictions_associated_with_edge): Use the filter
1018 (equal_edge_p): New function.
1020 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
1022 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
1023 Correct usage of @samp vs @option, add @samp where appropriate.
1024 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
1025 Add armv6s-m and document it, as it is no official ARM name.
1027 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1029 * ifcvt.c (struct noce_if_info): Add transform_name field.
1030 (noce_try_move): Set if_info->transform_name to the function name.
1031 (noce_try_ifelse_collapse): Likewise.
1032 (noce_try_store_flag): Likewise.
1033 (noce_try_inverse_constants): Likewise.
1034 (noce_try_store_flag_constants): Likewise.
1035 (noce_try_addcc): Likewise.
1036 (noce_try_store_flag_mask): Likewise.
1037 (noce_try_cmove): Likewise.
1038 (noce_try_cmove_arith): Likewise.
1039 (noce_try_minmax): Likewise.
1040 (noce_try_abs): Likewise.
1041 (noce_try_sign_mask): Likewise.
1042 (noce_try_bitop): Likewise.
1043 (noce_convert_multiple_sets): Likewise.
1044 (noce_process_if_block): Print if_info->transform_name to
1045 dump_file if transformation succeeded.
1047 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1049 * config/arm/cortex-a57.md (cortex_a57_alu):
1052 2016-06-08 Martin Sebor <msebor@redhat.com>
1053 Jakub Jelinek <jakub@redhat.com>
1057 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1058 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1059 * builtins.c: Include gimple-fold.h.
1060 (fold_builtin_arith_overflow): Handle
1061 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1062 (fold_builtin_3): Likewise.
1063 * doc/extend.texi (Integer Overflow Builtins): Document
1064 __builtin_{add,sub,mul}_overflow_p.
1066 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1068 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1069 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1071 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1073 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1074 Rewrite, looking one level down for records and arrays.
1076 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1078 * pretty-print.c: Include "selftest.h".
1079 (pp_format): Fix comment.
1080 (identifier_to_locale): Likewise.
1081 (selftest::test_basic_printing): New function.
1082 (selftest::assert_pp_format): New function.
1083 (selftest::test_pp_format): New function.
1084 (selftest::pretty_print_c_tests): New function.
1085 * selftest-run-tests.c (selftest::run_tests): Call
1086 selftest::pretty_print_c_tests.
1087 * selftest.h (pretty_print_c_tests): New declaration.
1089 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1091 * invoke.texi (max-loop-headers-insns): Document.
1092 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1093 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1094 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1096 2016-06-08 Richard Biener <rguenther@suse.de>
1098 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1099 on strided SLP loads and fall back to scalar loads in case
1100 we can't chunk them.
1102 2016-06-08 Richard Biener <rguenther@suse.de>
1104 PR tree-optimization/71452
1105 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1106 type used for the SSA rewrite has enough precision to cover
1107 the dynamic type of the location.
1109 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1110 Richard Biener <rguenther@suse.de>
1113 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1114 the same as DECL_P (base0) for indirect_base0. Use equality_code
1115 in one further place.
1117 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1119 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1120 to one word if the field is known to overlap other words.
1121 (extract_bit_field_1): Likewise.
1122 (store_split_bit_field): Remove compensating code.
1123 (extract_split_bit_field): Likewise.
1125 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1129 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1131 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1133 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1135 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1136 (arch64_addpv4sf): Delete.
1137 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1138 "gen_aarch64_addpv4sf".
1139 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1141 (vpadds_f32): Likewise.
1142 (vpaddq_f32): Likewise.
1143 (vpaddq_f64): Likewise.
1145 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1147 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1149 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1150 to VALLF. Rename to "fabd<mode>3".
1151 "*fabd_scalar<mode>3): Delete.
1152 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1154 (vabdd_f64): Likewise.
1155 (vabd_f32): Likewise.
1156 (vabd_f64): Likewise.
1157 (vabdq_f32): Likewise.
1158 (vabdq_f64): Likewise.
1160 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1162 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1164 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1165 "aarch64_rsqrts<mode>".
1166 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1167 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1169 (vrsqrtsd_f64): Likewise.
1170 (vrsqrts_f32): Likewise.
1171 (vrsqrts_f64): Likewise.
1172 (vrsqrtsq_f32): Likewise.
1173 (vrsqrtsq_f64): Likewise.
1175 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1177 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1179 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1180 "aarch64_rsqrte<mode>".
1181 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1182 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1184 (vrsqrted_f64): Likewise.
1185 (vrsqrte_f32): Likewise.
1186 (vrsqrte_f64): Likewise.
1187 (vrsqrteq_f32): Likewise.
1188 (vrsqrteq_f64): Likewise.
1190 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1192 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1196 * config/aarch64/aarch64-simd.md
1197 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1198 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1199 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1201 (vcvt_n_f32_u32): Likewise.
1202 (vcvt_n_s32_f32): Likewise.
1203 (vcvt_n_u32_f32): Likewise.
1204 (vcvtq_n_f32_s32): Likewise.
1205 (vcvtq_n_f32_u32): Likewise.
1206 (vcvtq_n_f64_s64): Likewise.
1207 (vcvtq_n_f64_u64): Likewise.
1208 (vcvtq_n_s32_f32): Likewise.
1209 (vcvtq_n_s64_f64): Likewise.
1210 (vcvtq_n_u32_f32): Likewise.
1211 (vcvtq_n_u64_f64): Likewise.
1212 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1213 (VSDQ_SDI): Likewise.
1214 (fcvt_target): Support V4DI, V4SI and V2SI.
1215 (FCVT_TARGET): Likewise.
1217 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1219 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1220 (TYPES_BINOP_SUS): Likewise.
1221 (aarch64_simd_builtin_data): Update include file name.
1222 (aarch64_builtins): Likewise.
1223 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1224 for conversion between scalar float-point and fixed-point.
1228 * config/aarch64/aarch64.md
1229 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1230 pattern for conversion between scalar float to fixed-pointer.
1231 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1232 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1233 (UNSPEC_FCVTZU): Likewise.
1234 (UNSPEC_SCVTF): Likewise.
1235 (UNSPEC_UCVTF): Likewise.
1236 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1238 (vcvtd_n_f64_u64): Likewise.
1239 (vcvtd_n_s64_f64): Likewise.
1240 (vcvtd_n_u64_f64): Likewise.
1241 (vcvtd_n_f32_s32): Likewise.
1242 (vcvts_n_f32_u32): Likewise.
1243 (vcvtd_n_s32_f32): Likewise.
1244 (vcvts_n_u32_f32): Likewise.
1245 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1247 (FCVT_TARGET): Likewise.
1248 (FCVT_FIXED2F): New iterator.
1249 (FCVT_F2FIXED): Likewise.
1250 (fcvt_fixed_insn): New define_int_attr.
1252 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1254 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1255 some statements was removed.
1257 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1259 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1260 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1261 (vect_can_advance_ivs_p): likewise.
1262 (vect_update_ivs_after_vectorizer): likewise.
1263 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1264 (vect_analyze_scalar_cycles_1): likewise.
1265 (vect_analyze_loop_operations): likewise.
1266 (report_vect_op): likewise.
1267 (vect_is_slp_reduction): likewise.
1268 (vect_is_simple_reduction): likewise.
1269 (get_initial_def_for_induction): likewise.
1270 (vect_transform_loop): likewise.
1271 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1272 (vect_recog_sad_pattern): likewise.
1273 (vect_recog_widen_sum_pattern): likewise.
1274 (vect_recog_widening_pattern): likewise.
1275 (vect_recog_divmod_pattern): likewise.
1276 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1277 (vect_analyze_slp_instance): likewise.
1278 (vect_transform_slp_perm_load): likewise.
1279 (vect_schedule_slp_instance): likewise.
1281 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1283 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1284 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1285 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1286 (PRED_LOOP_BRANCH): Document predictor as broken.
1287 (PRED_LOOP_EXIT): Change hitrate 91->92.
1288 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1289 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1290 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1291 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1292 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1293 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1294 (PRED_CALL): Chane hitrate 71->67.
1295 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1296 (PRED_GOTO): Document as unused right now.
1297 (PRED_CONST_RETURN): Change hitrate 67->69
1298 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1299 (PRED_NULL_RETURN): Change hitrate 91->90.
1300 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1301 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1302 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1304 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1306 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1307 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1308 special case Altivec builtin.
1309 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1310 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1311 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1312 code for ALTIVEC_BUILTIN_VEC_MUL.
1313 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1314 for __builtin_vec_mul.
1316 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1318 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1321 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1323 * spellcheck.c (selftest::test_find_closest_string): New function.
1324 (spellcheck_c_tests): Call the above.
1326 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1328 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1330 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1332 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1333 Yv=Yv,C alternatives.
1335 2016-06-07 Richard Biener <rguenther@suse.de>
1338 * common.opt (ffast-math): Make Optimization.
1340 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1341 Prachi Godbole <prachi.godbole@imgtec.com>
1343 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1344 `fabs' and `fneg' type attributes.
1345 (p5600_fpu_fabs): Add `fmove' to the comment.
1347 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1349 * gimple.c: Include builtins.h
1350 (gimple_inexpensive_call_p): New function.
1351 * gimple.h (gimple_inexpensive_call_p): Declare.
1352 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1353 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1356 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1358 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1359 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1360 warning_at_rich_loc, warning_n, pedwarn, permerror,
1361 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1362 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1365 2016-06-07 Richard Biener <rguenther@suse.de>
1367 PR tree-optimization/71428
1368 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1369 BIT_FIELD_REF op vs. load.
1371 2016-06-07 Richard Biener <rguenther@suse.de>
1374 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1377 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1379 * config/pa/pa.md (call): Generate indirect long calls to non-local
1380 functions on TARGET_64BIT.
1381 (call_value): Likewise.
1383 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1385 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1386 pattern and subsequent splitters.
1387 (call_val_reg_64bit_post_reload): Likewise.
1389 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1392 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1393 propagate_op_to_single_use.
1395 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1398 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1400 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1402 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1403 (enum x86_dirflag_state): New enum.
1404 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1405 (machine_function): Remove needs_cld.
1406 (ix86_current_function_needs_cld): Remove.
1407 * config/i386/i386.c (ix86_set_func_type): Set
1408 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1409 (ix86_expand_prologue): Do not emit CLD here.
1410 (ix86_dirflag_mode_needed): New function.
1411 (ix86_dirflag_mode_entry): Ditto.
1412 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1413 (ix86_mode_after): Ditto.
1414 (ix86_mode_entry): Ditto.
1415 (ix86_mode_exit): Ditto.
1416 (ix86_emit_mode_set): Ditto.
1417 * config/i386/i386.md (strmov_singleop): Set
1418 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1419 Do not set ix86_current_function_needs_cld.
1421 (strset_singleop): Ditto.
1423 (cmpstrnqi_nz_1): Ditto.
1424 (cmpstrnqi_1): Ditto.
1425 (strlenqi_1): Ditto.
1427 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1429 PR tree-optimization/71259
1430 * tree-vect-slp.c (vect_get_constant_vectors): For
1431 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1432 one for constant op, and use COND_EXPR for non-constant.
1434 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1436 * Makefile.in (OBJS): Add function-tests.o,
1437 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1438 selftest-run-tests.o.
1439 (OBJS-libcommon): Add selftest.o.
1440 (OBJS-libcommon-target): Add selftest.o.
1441 (all.internal): Add "selftest".
1442 (all.cross): Likewise.
1443 (selftest): New phony target.
1444 (s-selftest): New target.
1445 (selftest-gdb): New phony target.
1446 (COLLECT2_OBJS): Add selftest.o.
1447 * bitmap.c: Include "selftest.h".
1448 (selftest::test_gc_alloc): New function.
1449 (selftest::test_set_range): New function.
1450 (selftest::test_clear_bit_in_middle): New function.
1451 (selftest::test_copying): New function.
1452 (selftest::test_bitmap_single_bit_set_p): New function.
1453 (selftest::bitmap_c_tests): New function.
1454 * common.opt (fself-test): New.
1455 * diagnostic-show-locus.c: Include "selftest.h".
1456 (make_range): New function.
1457 (test_range_contains_point_for_single_point): New function.
1458 (test_range_contains_point_for_single_line): New function.
1459 (test_range_contains_point_for_multiple_lines): New function.
1460 (assert_eq): New function.
1461 (test_get_line_width_without_trailing_whitespace): New function.
1462 (selftest::diagnostic_show_locus_c_tests): New function.
1463 * et-forest.c: Include "selftest.h".
1464 (selftest::test_single_node): New function.
1465 (selftest::test_simple_tree): New function.
1466 (selftest::test_disconnected_nodes): New function.
1467 (selftest::et_forest_c_tests): New function.
1468 * fold-const.c: Include "selftest.h".
1469 (selftest::assert_binop_folds_to_const): New function.
1470 (selftest::assert_binop_folds_to_nonlvalue): New function.
1471 (selftest::test_arithmetic_folding): New function.
1472 (selftest::fold_const_c_tests): New function.
1473 * function-tests.c: New file.
1474 * gimple.c: Include "selftest.h".
1475 Include "gimple-pretty-print.h".
1476 (selftest::verify_gimple_pp): New function.
1477 (selftest::test_assign_single): New function.
1478 (selftest::test_assign_binop): New function.
1479 (selftest::test_nop_stmt): New function.
1480 (selftest::test_return_stmt): New function.
1481 (selftest::test_return_without_value): New function.
1482 (selftest::gimple_c_tests): New function.
1483 * hash-map-tests.c: New file.
1484 * hash-set-tests.c: New file.
1485 * input.c: Include "selftest.h".
1486 (selftest::assert_loceq): New function.
1487 (selftest::test_accessing_ordinary_linemaps): New function.
1488 (selftest::test_unknown_location): New function.
1489 (selftest::test_builtins): New function.
1490 (selftest::test_reading_source_line): New function.
1491 (selftest::input_c_tests): New function.
1492 * rtl-tests.c: New file.
1493 * selftest-run-tests.c: New file.
1494 * selftest.c: New file.
1495 * selftest.h: New file.
1496 * spellcheck.c: Include "selftest.h".
1497 (selftest::levenshtein_distance_unit_test_oneway): New function,
1498 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1499 (selftest::levenshtein_distance_unit_test): Likewise.
1500 (selftest::spellcheck_c_tests): Likewise.
1501 * toplev.c: Include selftest.h.
1502 (toplev::run_self_tests): New.
1503 (toplev::main): Handle -fself-test.
1504 * toplev.h (toplev::run_self_tests): New.
1505 * tree.c: Include "selftest.h".
1506 (selftest::test_integer_constants): New function.
1507 (selftest::test_identifiers): New function.
1508 (selftest::test_labels): New function.
1509 (selftest::tree_c_tests): New function.
1510 * tree-cfg.c: Include "selftest.h".
1511 (selftest::push_fndecl): New function.
1512 (selftest::test_linear_chain): New function.
1513 (selftest::test_diamond): New function.
1514 (selftest::test_fully_connected): New function.
1515 (selftest::tree_cfg_c_tests): New function.
1516 * vec.c: Include "selftest.h".
1517 (selftest::safe_push_range): New function.
1518 (selftest::test_quick_push): New function.
1519 (selftest::test_safe_push): New function.
1520 (selftest::test_truncate): New function.
1521 (selftest::test_safe_grow_cleared): New function.
1522 (selftest::test_pop): New function.
1523 (selftest::test_safe_insert): New function.
1524 (selftest::test_ordered_remove): New function.
1525 (selftest::test_unordered_remove): New function.
1526 (selftest::test_block_remove): New function.
1527 (selftest::reverse_cmp): New function.
1528 (selftest::test_qsort): New function.
1529 (selftest::vec_c_tests): New function.c.
1530 * wide-int.cc: Include selftest.h and wide-int-print.h.
1531 (selftest::from_int <wide_int>): New function.
1532 (selftest::from_int <offset_int>): New function.
1533 (selftest::from_int <widest_int>): New function.
1534 (selftest::assert_deceq): New function.
1535 (selftest::assert_hexeq): New function.
1536 (selftest::test_printing <VALUE_TYPE>): New function template.
1537 (selftest::test_ops <VALUE_TYPE>): New function template.
1538 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1539 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1541 (selftest::wide_int_cc_tests): New function.
1543 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1546 * ifcvt.c (noce_try_ifelse_collapse): New function.
1548 (noce_process_if_block): Call noce_try_ifelse_collapse.
1549 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1550 (simplify_ternary_operation): Use the above to simplify
1551 conditional CLZ/CTZ expressions.
1553 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1556 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1557 define_insn_and_split.
1559 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1562 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1564 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1567 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1568 Implicitly clobber memory for basic asm with non-empty assembler
1569 string. Use targetm.md_asm_adjust also here.
1570 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1571 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
1572 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
1573 non-empty assembler string.
1574 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
1575 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
1576 (decode_asm_operands): Handle basic asm in PARALLEL block.
1577 (extract_insn): Handle basic asm in PARALLEL block.
1578 * doc/extend.texi: Mention new behavior of basic asm.
1579 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
1580 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
1581 branch_needs_nop_p): Use asm_noperands.
1583 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1585 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
1586 Include the M7 SPARC DFA scheduler.
1587 New attribute v3pipe.
1588 Annotate insns with v3pipe where appropriate.
1589 Define cpu_feature vis4.
1590 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
1591 Add (V8QI "8") to vbits.
1592 Add insns {add,sub}v8qi3
1593 Add insns ss{add,sub}v8qi3
1594 Add insns us{add,sub}{v8qi,v4hi}3
1595 Add insns {min,max}{v8qi,v4hi,v2si}3
1596 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
1597 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
1598 * config/sparc/niagara4.md: Add a comment explaining the
1599 discrepancy between the documented latenty numbers and the
1601 * config/sparc/niagara7.md: New file.
1602 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
1603 supports SPARC5 and VIS 4.0 instructions.
1604 * configure: Regenerate.
1605 * config.in: Likewise.
1606 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
1607 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
1608 TARGET_CPU_niagara7.
1609 (ASM_CPU64_DEFAULT_SPEC): Likewise.
1610 (CPP_CPU_SPEC): Handle niagara7.
1611 (ASM_CPU_SPEC): Likewise.
1612 * config/sparc/sparc-opts.h (processor_type): Add
1614 (mvis4): New option.
1615 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
1616 (AS_NIAGARA7_FLAG): Define.
1617 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
1618 (CPP_CPU64_DEFAULT_SPEC): Likewise.
1619 (CPP_CPU_SPEC): Handle niagara7.
1620 (ASM_CPU_SPEC): Likewise.
1621 * config/sparc/sparc.c (niagara7_costs): Define.
1622 (sparc_option_override): Handle niagara7 and adjust cache-related
1623 parameters with better values for niagara cpus. Also support VIS4.
1624 (sparc32_initialize_trampoline): Likewise.
1625 (sparc_use_sched_lookahead): Likewise.
1626 (sparc_issue_rate): Likewise.
1627 (sparc_register_move_cost): Likewise.
1628 (dump_target_flag_bits): Support VIS4.
1629 (sparc_vis_init_builtins): Likewise.
1630 (sparc_builtins): Likewise.
1631 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
1633 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
1635 * config/sparc/sparc.opt (sparc_processor_type): New value
1637 * config/sparc/visintrin.h (__attribute__): Prototypes for the
1639 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
1641 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
1644 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
1646 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
1648 2016-06-06 Richard Biener <rguenther@suse.de>
1650 PR tree-optimization/71398
1651 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
1654 2016-06-05 James Bowman <james.bowman@ftdichip.com>
1656 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
1657 ft32_expand_prolog, ft32_expand_epilogue):
1658 Handle pretend_args.
1659 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
1660 * config/ft32/ft32.md: Add pretend_returner.
1662 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
1665 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1666 Copy op1 RTX to avoid invalid sharing.
1667 (ix86_expand_vector_move_misalign): Ditto.
1669 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
1671 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
1674 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1676 * predict.c (predicted_by_loop_heuristics_p): New function.
1677 (predict_iv_comparison): Use it.
1678 (predict_loops): Walk from innermost loops; do not predict edges
1679 leaving multiple loops multiple times; implement
1680 PRED_LOOP_ITERATIONS_MAX heuristics.
1681 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
1683 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1685 * cfg.c (check_bb_profile): Do not report mismatched profiles when
1686 only edges out of BB are EH edges.
1688 2016-06-04 Martin Sebor <msebor@redhat.com>
1689 Marcin Baczyński <marbacz@gmail.com>
1692 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
1693 a void expression in a void function.
1695 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1697 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
1698 aux; dump reasons of decisions.
1699 (should_duplicate_loop_header_p): Likewise.
1700 (do_while_loop_p): Likewise.
1701 (ch_base::copy_headers): Dump asi num insns duplicated.
1703 2016-06-04 Jakub Jelinek <jakub@redhat.com>
1705 PR tree-optimization/71405
1706 * tree-ssa.c (execute_update_addresses_taken): For clobber with
1707 incompatible type, build a new clobber with the right type instead
1708 of building a VIEW_CONVERT_EXPR around it.
1710 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1712 PR tree-optimization/52171
1713 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
1714 by_pieces_ninsns instead of move_by_pieces_ninsns.
1716 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1718 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
1719 for reg+reg addressing mode.
1721 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1723 * rs6000-c.c (c/c-tree.h): Add #include.
1724 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
1725 in C++ when found in the base position of vec_ld or vec_st.
1727 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1729 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
1730 use of profile unless profile status is PROFILE_READ.
1731 * profile.c (compute_branch_probabilities): Set profile status
1732 only after reporting predictor hitrates.
1734 2016-06-03 Joseph Myers <joseph@codesourcery.com>
1738 * common.opt (ffp-int-builtin-inexact): New option.
1739 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
1740 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
1741 (ceil@var{m}2): Document dependence on this option.
1742 * ipa-inline-transform.c (inline_call): Handle
1743 flag_fp_int_builtin_inexact.
1744 * ipa-inline.c (can_inline_edge_p): Likewise.
1745 * config/i386/i386.md (rintxf2): Do not test
1746 flag_unsafe_math_optimizations.
1747 (rint<mode>2_frndint): New define_insn.
1748 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
1749 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
1750 for 387 instead of extending and truncating.
1751 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
1752 !flag_trapping_math instead of flag_unsafe_math_optimizations.
1753 Change to frndint<mode>2_<rounding>.
1754 (frndintxf2_<rounding>_i387): Likewise. Change to
1755 frndint<mode>2_<rounding>_i387.
1756 (<rounding_insn>xf2): Likewise.
1757 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
1758 !flag_trapping_math instead of flag_unsafe_math_optimizations for
1759 x87. Test TARGET_ROUND || !flag_trapping_math ||
1760 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
1761 SSE. Use ROUND_NO_EXC in constant operand of
1762 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
1763 for 387 instead of extending and truncating.
1765 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
1766 Julia Koval <julia.koval@intel.com>
1778 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
1779 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
1780 all registers, except for function return registers if there are
1781 no caller-saved registers.
1782 (ix86_set_func_type): New function.
1783 (ix86_set_current_function): Call ix86_set_func_type to set
1784 no_caller_saved_registers and func_type. Call reinit_regs if
1785 caller-saved registers are changed. Don't allow MPX, SSE, MMX
1786 nor x87 instructions in interrupt handler nor function with
1787 no_caller_saved_registers attribute.
1788 (ix86_function_ok_for_sibcall): Return false if there are no
1789 caller-saved registers.
1790 (type_natural_mode): Don't warn ABI change for MMX in interrupt
1792 (ix86_function_arg_advance): Skip for callee in interrupt handler.
1793 (ix86_function_arg): Return special arguments in interrupt handler.
1794 (ix86_promote_function_mode): Promote pointer to word_mode only
1795 for normal functions.
1796 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
1798 (ix86_epilogue_uses): New function.
1799 (ix86_hard_regno_scratch_ok): Likewise.
1800 (ix86_save_reg): Preserve all registers in interrupt handler
1801 after reload. Preserve all registers, except for function return
1802 registers, if there are no caller-saved registers after reload.
1803 (find_drap_reg): Always use callee-saved register if there are
1804 no caller-saved registers.
1805 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
1806 for interrupt handler.
1807 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
1808 Emit cld instruction if stringops are used in interrupt handler
1809 or interrupt handler isn't a leaf function.
1810 (ix86_expand_epilogue): Generate interrupt return for interrupt
1811 handler and pop the 'ERROR_CODE' off the stack before interrupt
1812 return in exception handler.
1813 (ix86_expand_call): Disallow calling interrupt handler directly.
1814 If there are no caller-saved registers, mark all registers that
1815 are clobbered by the call which returns as clobbered.
1816 (ix86_handle_no_caller_saved_registers_attribute): New function.
1817 (ix86_handle_interrupt_attribute): Likewise.
1818 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
1820 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
1821 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
1822 accumulation in interrupt function if stack may be realigned to
1824 (EPILOGUE_USES): New.
1825 (function_type): New enum.
1826 (machine_function): Add func_type and no_caller_saved_registers.
1827 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
1828 (interrupt_return): New pattern.
1829 * doc/extend.texi: Document x86 interrupt and
1830 no_caller_saved_registers attributes.
1832 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
1834 PR tree-optimization/52171
1835 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
1836 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
1837 Look for constant strings. Move some code to emit_block_cmp_hints
1839 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
1840 * defaults.h (COMPARE_MAX_PIECES): New macro.
1841 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
1842 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
1843 (clear_by_pieces_1): Don't declare. Move definition before use.
1844 (can_do_by_pieces): New static function.
1845 (can_move_by_pieces): Use it. Return bool.
1846 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
1847 OP. All callers changed. Handle COMPARE_BY_PIECES.
1848 (class pieces_addr); New.
1849 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
1850 pieces_addr::adjust, pieces_addr::increment_address,
1851 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
1853 (class op_by_pieces_d): New.
1854 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
1856 (class move_by_pieces_d, class compare_by_pieces_d,
1857 class store_by_pieces_d): New subclasses of op_by_pieces_d.
1858 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
1859 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
1860 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
1861 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
1862 compare_by_pieces_d::finish_mode): New member functions.
1863 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
1865 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
1866 (emit_block_cmp_hints): New function.
1867 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
1868 use the newly defined classes.
1869 * expr.h (by_pieces_constfn): New typedef.
1870 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
1871 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
1872 (move_by_pieces_ninsns): Don't declare.
1873 (can_move_by_pieces): Change return value to bool.
1874 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
1875 (compare_by_pieces_branch_ratio): New hook.
1876 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
1877 (by_pieces_ninsns): Declare.
1878 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
1880 (default_compare_by_pieces_branch_ratio): New function.
1881 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
1882 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
1883 * doc/tm.texi: Regenerate.
1884 * tree-ssa-strlen.c: Include "builtins.h".
1885 (handle_builtin_memcmp): New static function.
1886 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
1887 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
1889 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1891 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
1892 relevant stmts which are simple and invariant.
1893 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
1894 instead of simple and invariant
1896 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1898 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
1899 (vectorizable_reduction): Check for new relevant state.
1900 (vectorizable_live_operation): vectorize live stmts using
1901 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
1902 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
1903 (vect_stmt_relevant_p): Check for stmts which are only used live.
1904 (process_use): Use of a stmt does not inherit it's live value.
1905 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
1906 (vect_analyze_stmt): Check for new relevant state.
1907 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
1908 outside the loop, but not inside it.
1910 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1912 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
1913 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
1914 (vect_get_vec_def_for_operand): Split out code.
1916 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1918 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
1920 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1922 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
1924 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1926 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
1928 2016-06-03 Jakub Jelinek <jakub@redhat.com>
1931 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
1932 to noreturn e->callee->decl that has void return type and void
1933 arguments, adjust gimple_call_fntype and remove lhs even if it had
1934 previously addressable type.
1936 2016-06-02 Jeff Law <law@redhat.com>
1938 PR tree-optimization/71328
1939 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
1940 error when checking for a jump back onto the copied path.
1942 2016-06-02 David Malcolm <dmalcolm@redhat.com>
1944 * config/microblaze/microblaze.c (get_branch_target): Add return
1945 NULL_RTX for the non-CALL_P case.
1946 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
1947 (insert_wic): Remove unused local "j".
1949 2016-06-02 Martin Liska <mliska@suse.cz>
1951 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
1953 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
1954 Julia Koval <julia.koval@intel.com>
1956 * function.c (assign_parm_setup_stack): Force source into a
1958 * target.def (function_incoming_arg): Update documentation to
1959 allow arbitrary address computation based on hard register.
1960 * doc/tm.texi: Regenerated.
1962 2016-06-02 Martin Liska <mliska@suse.cz>
1964 * predict.c (combine_predictions_for_bb): Fix first match in
1965 cases where a first predictor contains more than one occurence
1966 in list of predictors. Take the best value in such case.
1968 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1970 PR rtl-optimization/71295
1971 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
1972 offset would go over the size of the inner mode reject it.
1974 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1976 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
1977 x=x,x and v=v,m instead of x=x,m.
1979 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
1980 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
1981 alternative to v=rm,C.
1983 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
1984 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
1985 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
1986 instead of vex for the last two above mentioned alternatives.
1988 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1991 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
1993 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
1995 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
1997 2016-06-01 David Malcolm <dmalcolm@redhat.com>
1999 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
2000 from int to unsigned.
2002 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2004 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
2005 alternatives, eliminating preferred register class. Add support
2006 for the MTVSRDD instruction in ISA 3.0.
2007 (vsx_splat_v4si_internal): Use splat_input_operand instead of
2008 reg_or_indexed_operand.
2009 (vsx_splat_v4sf_internal): Likewise.
2011 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2014 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2015 for loading up all 0's or all 1's.
2017 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
2019 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2021 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
2023 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
2025 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2026 * gcc.c (set_source_date_epoch_envvar): New function, sets
2027 the SOURCE_DATE_EPOCH environment variable to the current time.
2029 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2031 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2032 the factor for live Phi nodes.
2034 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2036 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2037 * tree-parloops.c (parallelize_loops): likewise.
2038 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2039 tree_unswitch_outer_loop): likewise.
2041 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2044 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2045 around creation of the temporary.
2047 2016-06-01 Richard Biener <rguenther@suse.de>
2049 PR tree-optimization/71366
2050 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2051 (unloop_loops): Move removing edges here ...
2052 (try_unroll_loop_completely): ... from here.
2053 (try_peel_loop): ... and here.
2054 (tree_unroll_loops_completely_1): Track parent loops via
2055 bitmap of header BBs.
2056 (tree_unroll_loops_completely): Adjust for that.
2058 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2060 * config/rs6000/altivec.h (vec_slv): New macro.
2061 (vec_srv): New macro.
2062 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2063 (UNSPEC_VSRV): New value.
2066 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2067 (vsrv): New builtin definition.
2068 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2069 define argument types for new builtin.
2070 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2072 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2075 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2076 Jocelyn Mayer <l_indien@magic.fr>
2079 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2080 detect processor family for signature_CENTAUR_ebx.
2081 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2082 signature_CENTAUR_ebx.
2083 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2084 <default>: Pass x86-64 for has_longmode.
2086 2016-06-01 Nathan Sidwell <nathan@acm.org>
2088 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2091 2016-06-01 Richard Biener <rguenther@suse.de>
2093 PR tree-optimization/71261
2094 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2095 of stmts successfully put in the bool pattern. Remove
2096 single-use restriction.
2097 (adjust_bool_pattern_cast): Add cast at the use site via the
2098 pattern def sequence.
2099 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2100 of patterned defs. Use the pattern def seqence instead of
2101 multiple independent patterns.
2102 (sort_after_uid): New qsort compare function.
2103 (adjust_bool_stmts): New function to process stmts in the bool
2104 pattern in IL order.
2105 (vect_recog_bool_pattern): Adjust.
2106 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2107 (ifcvt_walk_pattern_tree): Likewise.
2108 (stmt_is_root_of_bool_pattern): Likewise.
2109 (ifcvt_repair_bool_pattern): Likewise.
2110 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2112 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2114 * loop-unroll.c (decide_unroll_constant_iterations,
2115 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2116 likely upper bounds.
2117 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2119 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2121 * tree-core.h (enum omp_clause_code): Remove
2122 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2124 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2126 * config/arm/sync.md (arm_store_exclusive<mode>):
2127 Use 'H' output modifier on operands[2] rather than creating a new
2128 entry in out-of-bounds memory of the operands array.
2129 (arm_store_release_exclusivedi): Likewise.
2131 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2133 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2134 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2135 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2136 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2138 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2140 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2141 into account live statements for mask producers.
2143 2016-06-01 Richard Biener <rguenther@suse.de>
2145 PR tree-optimization/71311
2146 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2147 restrict to non-INTEGER_CST @0.
2149 2016-06-01 Richard Biener <rguenther@suse.de>
2151 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2152 (relational patterns): Use :c to avoid pattern duplications.
2154 2016-06-01 Richard Biener <rguenther@suse.de>
2156 * genmatch.c (comparison_code_p): New predicate.
2157 (swap_tree_comparison): New function.
2158 (commutate): Add for_vec parameter to append new for entries.
2159 Support commutating relational operators by swapping it alongside
2161 (lower_commutative): Adjust.
2162 (dt_simplify::gen): Do not pass artificial operators to gen
2164 (decision_tree::gen): Do not add artificial operators as parameters.
2165 (parser::parse_expr): Verify operator commutativity when :c is
2166 applied. Allow :C to override this.
2167 * match.pd: Adjust patterns to use :C instead of :c where required.
2169 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2171 PR tree-optimization/71077
2172 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2173 the combining step, use boolean_false_node and boolean_true_node
2174 as the designated false/true return values.
2176 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2178 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2179 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2180 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2183 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2185 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2186 of flags impliying the register renaming.
2187 * toplev.c (process_options): Do not imply flag_rename_registers with
2190 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2192 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2193 default implementation.
2195 2016-05-31 Nathan Sidwell <nathan@acm.org>
2197 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2199 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2201 * config/sh/constraints.md (b): Remove constraint.
2202 * config/sh/predicates.md (arith_reg_operand): Remove
2204 * config/sh/sh-modes.def (PDI): Remove.
2205 * config/sh/sh.c (sh_target_reg_class,
2206 sh_optimize_target_register_callee_saved): Remove functions.
2207 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2208 (sh_expand_epilogue): Update comment.
2209 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2210 sh_secondary_reload): Remove TARGET_REGS related code.
2211 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2212 TARGET_REGISTER_P): Remove macros.
2213 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2214 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2215 TR1_REG, TR2_REG): Remove constants.
2216 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2218 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2220 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2221 define_expand patterns.
2222 (adddi3_compact): Rename to adddi3.
2223 (subdi3_compact): Rename to subdi3.
2224 (*negdi2): Rename to negdi2.
2225 (*abs<mode>2): Rename to abs<mode>2.
2227 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2229 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2230 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2231 (atomic_sub_fetchsi): ... this new pattern.
2232 (mvtc): Add CC_REG clobber.
2234 2016-05-31 Marek Polacek <polacek@redhat.com>
2236 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2238 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2240 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2241 aarch64_fusion_enabled_p to check for fusion capabilities.
2243 2016-05-31 Richard Biener <rguenther@suse.de>
2245 PR tree-optimization/71352
2246 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2247 minus one and a negate.
2249 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2251 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2252 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2254 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2255 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2256 Remove use of aarch64_simd_attr_length_move, set length attribute
2258 (*aarch64_be_movoi): Likewise.
2259 (*aarch64_be_movci): Likewise.
2260 (*aarch64_be_movxi): Likewise.
2262 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2264 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2265 It no longer does that.
2266 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2268 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2270 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2271 attribute __unused__.
2273 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2275 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2276 * config/arm/arm.c (arm_arch_thumb1): Define.
2277 (arm_option_override): Initialize arm_arch_thumb1.
2278 * config/arm/arm.h (arm_arch_thumb1): Declare.
2279 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2280 support Thumb-1 ISA.
2282 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2285 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2286 `Yv' for scalar operand.
2288 2016-05-31 Tom de Vries <tom@codesourcery.com>
2290 PR tree-optimization/69068
2291 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2292 phis with more than two args.
2294 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2296 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2297 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2300 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2302 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2304 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2306 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2307 cpu_32, cpu_64, tune_32 and tune_64.
2308 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2310 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2312 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2314 2016-05-30 Andi Kleen <ak@linux.intel.com>
2316 * auto-profile.c (read_profile): Replace asserts with errors
2317 when file does not exist.
2318 * gcov-io.c (gcov_read_words): Dito.
2320 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2322 * tree-cfg.c (print_loop): Print likely upper bounds.
2324 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2326 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2327 * opts.c (default_options): Enable peel loops at -O3.
2328 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2329 (try_peel_loop): Do not re-peel already peeled loops;
2330 use likely upper bounds; fix profile updating.
2331 (pass_complete_unroll::execute): Initialize peeled_loops.
2333 2016-05-30 Martin Liska <mliska@suse.cz>
2335 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2336 computed costs by frequency of BB they belong to.
2337 (get_scaled_computation_cost_at): New function.
2339 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2340 Marc Glisse <marc.glisse@inria.fr>
2342 PR tree-optimization/71289
2343 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2345 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2347 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2349 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2351 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2352 for peeled copies; avoid underflow when updating estimates; correctly
2355 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2357 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2358 r236875. Corrected oe3 to oe2 as obvious.
2360 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2364 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2365 that inserted stmt will not dominate stmts that defines its operand.
2366 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2367 (rewrite_expr_tree_parallel): Likewise.
2369 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2372 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2373 all fields including stmt_to_insert are swapped.
2375 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2377 * predict.h (force_edge_cold): Declare.
2378 * predict.c (force_edge_cold): New function.
2379 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2381 (canonicalize_loop_induction_variables): Fix formating.
2383 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2385 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2386 (visium_expand_copysign): Use gen_int_mode directly.
2387 (visium_compute_frame_size): Minor tweaks.
2389 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2391 * tree-vect-loop.c (vect_analyze_loop_2): Use
2392 likely_max_stmt_executions_int.
2394 2016-05-30 Tom de Vries <tom@codesourcery.com>
2396 PR tree-optimization/69067
2397 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2399 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2402 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2403 New peepholes to remove unneeded fild/fistp pairs.
2404 (define_peephole2 atomic_loaddi_fpu): Ditto.
2406 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2408 * predict.c (maybe_hot_frequency_p): Avoid division.
2410 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2412 * doc/install.texi: Use https for shop.fsf.org.
2414 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2416 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2417 likely_max_stmt_executions_int.
2419 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2421 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2422 likely_max_stmt_executions_int.
2424 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2426 * profile.c (compute_branch_probabilities): Do not report hitrates
2428 (branch_prob): Report hitrates here.
2429 * predict.c (gimple_predict_edge): Do not assert profile status;
2430 fix formatting issues.
2432 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2434 * predict.c (edge_predicted_by_p): New function.
2435 (predict_paths_for_bb): Do not put multiple predictions of the same type
2438 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2440 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2443 2016-05-28 Alan Modra <amodra@gmail.com>
2445 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2447 2016-05-28 Alan Modra <amodra@gmail.com>
2449 PR rtl-optimization/71275
2450 * ira.c (ira): Free dominance info.
2452 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2454 * doc/sourcebuild.texi: New address for upstream Go repository.
2456 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2458 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2459 (TARGET_ARM_V7M): Likewise.
2461 2016-05-26 Jeff Law <law@redhat.com>
2463 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2464 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2465 * passes.def: Add jump threading passes before DOM/VRP.
2466 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2467 argument to a basic block from an edge. Remove tests which are
2469 (pass_data_thread_jumps, class pass_thread_jumps): New.
2470 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2471 (make_pass_thread_jumps): Likewise.
2472 * tree-pass.h (make_pass_thread_jumps): Declare.
2474 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2476 * config/visium/visium-protos.h (split_double_move): Rename into...
2477 (visium_split_double_move): ...this.
2478 (visium_split_double_add): Declare.
2479 * config/visium/visium.c (split_double_move): Rename into...
2480 (visium_split_double_move): ...this.
2481 (visium_split_double_add): New function.
2482 (visium_expand_copysign): Renumber operands for consistency.
2483 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2484 (DFmode move splitter): Likewise.
2485 (*addi3_insn): Split by means of visium_split_double_add.
2486 (*adddi3_insn_flags): Delete.
2487 (*plus_plus_sltu<subst_arith>): New insn.
2488 (*subdi3_insn): Split by means of visium_split_double_add.
2489 (subdi3_insn_flags): Delete.
2490 (*minus_minus_sltu<subst_arith>): New insn.
2491 (*negdi2_insn): Split by means of visium_split_double_add.
2492 (*negdi2_insn_flags): Delete.
2494 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2496 * configure.ac: Treat a --with-headers option without argument
2497 the same as the default (i.e. consult sys-include directory).
2498 * configure: Regenerate.
2500 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2502 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2503 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2505 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2506 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2508 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2511 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2512 tree-stdarg analysis results.
2513 (aarch64_setup_incoming_varargs): Likewise.
2515 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2517 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2518 va_list_gpr_counter_field and va_list_fpr_counter_field.
2520 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2523 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2524 * config/aarch64/aarch64.c
2525 (aarch64_cannot_change_mode_class): Remove function.
2526 * config/aarch64/aarch64-protos.h
2527 (aarch64_cannot_change_mode_class): Remove.
2529 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2531 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2532 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2533 get_likely_max_loop_iterations_int): New.
2534 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2535 any_likely_upper_bound.
2536 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2538 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2539 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2541 (unroll_loop_constant_iterations): Likewise.
2542 (unroll_loop_runtime_iterations): Likewise.
2543 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2544 * lto-streamer-out.c (output_cfg): Likewise.
2545 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2547 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2548 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2549 (likely_max_loop_iterations): New.
2550 (likely_max_loop_iterations_int): New.
2551 (likely_max_stmt_executions): New.
2552 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2553 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2554 likely_max_stmt_executions): Declare.
2556 2016-05-27 Marek Polacek <polacek@redhat.com>
2559 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2561 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2563 * config/s390/s390.md (2x risbg splitters): Use
2564 reg_overlap_mentioned_p instead of rtx_equal_p.
2566 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2568 * combine.c (make_compound_operation): Take known zero bits into
2569 account when checking for possible zero_extend.
2571 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2573 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
2574 Use const_int_operand for operand 2 predicate. Simplify expand code
2577 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
2580 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
2583 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2585 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
2586 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
2587 that returns CC_SESWPmode and CC_ZESWPmode.
2588 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
2590 (aarch64_rtx_costs): Likewise.
2592 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2594 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2595 for ISA 3.0 min/max support.
2596 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2597 conditional move support.
2598 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2599 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2601 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2602 conditional moves where the comparison type is different from move
2604 (fp_minmax): New code iterator for smin/smax.
2605 (minmax): New code attributes for min/max.
2606 (SMINMAX): Likewise.
2607 (smax<mode>3): Combine min, max insns into one insn using the
2608 fp_minmax code iterator. Add support for ISA 3.0 min/max
2609 instructions that don't need -ffast-math.
2610 (s<minmax><mode>3): Likewise.
2611 (smax<mode>3_vsx): Likewise.
2612 (smin<mode>3): Likewise.
2613 (s<minmax><mode>3_vsx): Likewise.
2614 (smin<mode>3_vsx): Likewise.
2615 (pre-VSX min/max splitters): Likewise.
2616 (s<minmax><mode>3_fpr): Likewise.
2617 (movsfcc): Rewrite floating point conditional moves to combine
2618 SFmode/DFmode into a single insn.
2619 (mov<mode>cc): Likewise.
2620 (movdfcc): Likewise.
2621 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
2622 SFDF2 iterators to handle all combinations.
2623 (fseldfsf4): Likewise.
2624 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
2625 (fseldfdf4): Likewise.
2626 (fselsfdf4): Likewise.
2627 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
2628 comparison instructions that set a 0/-1 mask, and use it for
2629 floating point conditional move via XXSEL.
2630 (fpmask<mode>): Likewise.
2631 (xxsel<mode>): Likewise.
2632 * config/rs6000/predicates.md (min_max_operator): Delete, no
2634 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
2635 instructions that generate a 0/-1 mask for use with XXSEL.
2636 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
2637 say whether floating point min/max is available, either through
2638 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
2639 (TARGET_MINMAX_DF): Likewise.
2641 2016-05-27 Alan Modra <amodra@gmail.com>
2643 PR rtl-optimization/71275
2644 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
2645 for update_equiv_regs and combine_and_move_insns.
2647 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
2649 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
2650 if_then_else or cond RTXes to calculate attribute value.
2651 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
2652 <attr "length_immediate>: Ditto.
2653 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
2654 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
2655 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
2656 <attr "type">: Ditto.
2657 <attr "prefix_data16">: Ditto.
2658 <attr "prefix_extra">: Ditto.
2659 <attr "length_immediate">: Ditto.
2660 <attr "prefix">: Ditto.
2661 (vec_set<mode>_0) <attr "isa">: Ditto.
2662 <attr "prefix_extra">: Ditto.
2663 <attr "length_immediate">: Ditto.
2664 <attr "prefix">: Ditto.
2665 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
2666 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
2667 (sse2_storelpd) <attr "prefix_data16">: Ditto.
2668 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
2669 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
2670 <attr "length_immediate">: Ditto.
2671 <attr "prefix">: Ditto.
2672 (sse2_movsd) <attr "length_immediate">: Ditto.
2673 <attr "prefix">: Ditto.
2674 (vec_concatv2df) <attr "isa">: Ditto.
2675 <attr "prefix">: Ditto.
2676 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
2677 (*vec_extractv2di_1) <attr "isa">: Ditto.
2678 <attr "type">: Ditto.
2679 <attr "length_immediate">: Ditto.
2680 <attr "prefix_rex">: Ditto.
2681 <attr "prefix_extra">: Ditto.
2682 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
2683 <attr "prefix_extra">: Ditto.
2684 <attr "length_immediate">: Ditto.
2685 (vec_concatv2di) <attr "isa">: Ditto.
2686 <attr "prefix_extra">: Ditto.
2687 <attr "length_immediate">: Ditto.
2688 <attr "prefix">: Ditto.
2690 2016-05-26 Martin Liska <mliska@suse.cz>
2692 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
2694 (operator+): Likewise.
2695 (operator-): Likewise.
2696 (comp_cost::operator+=): Likewise.
2697 (comp_cost::operator-=): Likewise.
2698 (comp_cost::operator/=): Likewise.
2699 (comp_cost::operator*=): Likewise.
2700 (operator<): Likewise.
2701 (operator==): Likewise.
2702 (operator<=): Likewise.
2704 (infinite_cost_p): Likewise.
2705 (add_costs): Likewise.
2706 (sub_costs): Likewise.
2707 (compare_costs): Likewise.
2708 (set_group_iv_cost): Use the newly introduced functions.
2709 (get_address_cost): Likewise.
2710 (get_shiftadd_cost): Likewise.
2711 (force_expr_to_var_cost): Likewise.
2712 (split_address_cost): Likewise.
2713 (ptr_difference_cost): Likewise.
2714 (difference_cost): Likewise.
2715 (get_computation_cost_at): Likewise.
2716 (determine_group_iv_cost_generic): Likewise.
2717 (determine_group_iv_cost_address): Likewise.
2718 (determine_group_iv_cost_cond): Likewise.
2719 (autoinc_possible_for_pair): Likewise.
2720 (determine_group_iv_costs): Likewise.
2721 (cheaper_cost_pair): Likewise.
2722 (iv_ca_recount_cost): Likewise.
2723 (iv_ca_set_no_cp): Likewise.
2724 (iv_ca_set_cp): Likewise.
2725 (iv_ca_cost): Likewise.
2726 (iv_ca_new): Likewise.
2727 (iv_ca_dump): Likewise.
2728 (iv_ca_narrow): Likewise.
2729 (iv_ca_prune): Likewise.
2730 (iv_ca_replace): Likewise.
2731 (try_add_cand_for): Likewise.
2732 (try_improve_iv_set): Likewise.
2733 (find_optimal_iv_set): Likewise.
2735 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
2737 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
2738 that internal functions will clobber all caller-saved registers.
2740 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2742 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
2743 Return a better case_values_threshold when optimizing.
2745 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2747 * config/aarch64/aarch64-simd.md (aarch64_combinez):
2748 Add ? to integer variant.
2749 (aarch64_combinez_be): Likewise.
2751 2016-05-26 Jakub Jelinek <jakub@redhat.com>
2753 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
2754 instead of x constraint.
2755 (vcvtps2ph256<mask_name>): Likewise.
2757 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
2758 alternative. Formatting fix.
2760 * config/i386/sse.md
2761 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
2763 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
2764 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
2765 maybe_evex prefix instead of vex.
2766 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
2767 EXT_REX_SSE_REG_P (op0) case in the splitter.
2769 2016-05-25 Jeff Law <law@redhat.com>
2771 PR tree-optimization/71272
2772 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
2773 Update comments. Add test for empty path.
2775 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
2777 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
2778 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
2779 special case builtin.
2780 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2781 code for ALTIVEC_BUILTIN_VEC_CMPNE.
2782 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2783 for __builtin_vec_cmpne.
2785 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
2787 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
2788 redundant test and bail out if the type of the new operand is not
2789 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
2791 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2793 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
2794 (x_ix86_target_flags_explicit): Remove.
2795 * config/i386/i386.c (ix86_function_specific_save): Do not copy
2796 x_ix86_target_flags_explicit.
2797 (ix86_function_specific_restore): Ditto.
2799 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2800 H.J. Lu <hongjiu.lu@intel.com>
2803 * common/config/i386/i386-common.c
2804 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
2805 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
2806 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
2807 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
2808 (-mgeneral-regs-only): Add new option.
2809 * config/i386/i386.c (ix86_option_override_internal): Don't enable
2810 x87 instructions if only general registers are allowed.
2811 (ix86_target_string): Add ix86_flags argument. Handle additional
2812 flags options through ix86_flags argument. Update all callers.
2813 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
2815 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2817 PR rtl-optimization/66940
2818 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
2819 decrementing desired_val will not overflow before performing these
2822 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
2824 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
2825 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
2826 * config/i386/i386.c (enum ix86_builtins): Add
2827 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
2828 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
2829 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
2830 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
2831 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
2832 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
2833 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
2834 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
2835 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
2836 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
2837 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
2838 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
2839 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
2840 __builtin_ia32_cvtps2dq512_mask.
2841 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
2842 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
2843 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
2844 * config/i386/sse.md
2845 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
2847 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
2848 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
2850 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
2851 (avx512f_vec_pack_sfix_v8df): New define_expand.
2852 (avx512f_roundpd512): Rename to ...
2853 (avx512f_round<castmode>512): ... this. Change iterator.
2854 (avx512f_roundps512_sfix): New define_expand.
2855 (round<mode>2_sfix): Change iterator.
2857 2016-05-25 Nick Clifton <nickc@redhat.com>
2859 * config/msp430/msp430.c (msp430_attr): Produce an error if a
2860 static interrupt handler is detected.
2861 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
2862 default linker script.
2863 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
2864 the low part of a symbolic pointer.
2866 2016-05-25 Richard Biener <rguenther@suse.de>
2868 PR tree-optimization/71261
2869 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
2870 interesting stmt instead of immediate uses when looking
2871 for the use operand to replace.
2873 2016-05-25 Martin Liska <mliska@suse.cz>
2875 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
2877 2016-05-25 Richard Biener <rguenther@suse.de>
2879 PR tree-optimization/71264
2880 * tree-vect-stmts.c (vect_init_vector): Properly deal with
2883 2016-05-25 Martin Liska <mliska@suse.cz>
2885 PR tree-optimization/71239
2886 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
2887 if DECL_SIZE is NULL.
2889 2016-05-25 Richard Biener <rguenther@suse.de>
2891 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
2892 * tree-if-conv.c (pass_data_if_conversion): Use it.
2894 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2896 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
2897 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
2898 * varpool.c (varpool_node::get_availability): Likewise.
2900 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2902 * config/rs6000/altivec.md (VNEG iterator): New iterator for
2903 VNEGW/VNEGD instructions.
2904 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
2905 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
2906 support for ISA 3.0 VNEGW/VNEGD instructions.
2908 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2910 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
2911 pointers inside OACC_DATA regions.
2912 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
2913 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
2914 (gimplify_adjust_omp_clauses): Fix typo in comment.
2916 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2918 * config/rs6000/altivec.md (VParity): New mode iterator for vector
2919 parity built-in functions.
2920 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
2922 (p9v_parity<mode>2): Likewise.
2923 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
2925 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
2926 (parity<mode>2): ISA 3.0 expander for vector parity.
2927 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
2929 (BU_P9_64BIT_MISC_0): Likewise.
2930 (BU_P9_MISC_0): Likewise.
2931 (BU_P9V_AV_1): Likewise.
2932 (BU_P9V_AV_2): Likewise.
2933 (BU_P9V_AV_3): Likewise.
2934 (BU_P9V_AV_P): Likewise.
2935 (BU_P9V_VSX_1): Likewise.
2936 (BU_P9V_OVERLOAD_1): Likewise.
2937 (BU_P9V_OVERLOAD_2): Likewise.
2938 (BU_P9V_OVERLOAD_3): Likewise.
2939 (VCTZB): Add vector count trailing zeros support.
2943 (VPRTYBD): Add vector parity support.
2944 (VPRTYBQ): Likewise.
2945 (VPRTYBW): Likewise.
2946 (VCTZ): Add overloaded vector count trailing zeros support.
2947 (VPRTYB): Add overloaded vector parity support.
2948 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2949 overloaded vector count trailing zeros and parity instructions.
2950 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
2951 vector parity support.
2952 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
2953 trailing zeros support.
2954 (vec_cntlz): Likewise.
2955 (vec_vctzb): Likewise.
2956 (vec_vctzd): Likewise.
2957 (vec_vctzh): Likewise.
2958 (vec_vctzw): Likewise.
2959 (vec_vprtyb): Add ISA 3.0 vector parity support.
2960 (vec_vprtybd): Likewise.
2961 (vec_vprtybw): Likewise.
2962 (vec_vprtybq): Likewise.
2963 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2964 the ISA 3.0 vector count trailing zeros and vector parity built-in
2967 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2969 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
2970 when there is stmt_to_insert.
2972 2016-05-24 Martin Sebor <msebor@redhat.com>
2975 * tree.h (complete_or_array_type_p): New inline function.
2977 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2979 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
2980 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
2981 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
2983 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
2984 Limit 1st alternative to noavx isa, split 2nd alternative into one
2985 noavx and one avx alternative, use *x and Bm in the former and
2986 x and m in the latter.
2988 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
2989 of sse4 for the first alternative, drop %v from the template
2990 and d operand modifier. Split second alternative into one sse4_noavx
2991 and one avx alternative, use *x instead of *v in the former and v
2992 instead of *v in the latter.
2993 (*sse4_1_extractps): Use noavx isa instead of * for the first
2994 alternative, drop %v from the template. Split second alternative into
2995 one noavx and one avx alternative, use *x instead of *v in the
2996 former and v instead of *v in the latter.
2997 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
2998 with noavx and the last one with avx.
2999 (sse4_1_phminposuw): Guard first alternative with noavx isa,
3000 split the second one into one noavx and one avx alternative,
3001 use *x and Bm in the former and x and m in the latter one.
3002 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
3005 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
3006 first two alternatives to noavx, use *x instead of *v in the second
3007 one, add avx alternative without *.
3008 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
3009 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
3010 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
3012 2016-05-24 Jeff Law <law@redhat.com>
3014 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
3015 New function, extracted from...
3016 (fsm_find_control_statement_thread_paths): Here. Use the new function.
3017 Allow simple copies and constant initializations in the SSA chain.
3019 2016-05-24 Marek Polacek <polacek@redhat.com>
3022 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
3025 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3028 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3029 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3030 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3031 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3032 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3034 2016-05-24 Richard Biener <rguenther@suse.de>
3036 PR tree-optimization/71240
3037 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3040 2016-05-24 Richard Biener <rguenther@suse.de>
3042 PR tree-optimization/71230
3043 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3045 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3047 * tree-vectorizer.h (vectorizable_comparison): Delete.
3048 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3049 PURE_SLP_STMT check.
3050 * tree-vect-stmts.c (vectorizable_call): Likewise.
3051 (vectorizable_simd_clone_call): Likewise.
3052 (vectorizable_conversion): Likewise.
3053 (vectorizable_assignment): Likewise.
3054 (vectorizable_shift): Likewise.
3055 (vectorizable_operation): Likewise.
3056 (vectorizable_load): Likewise.
3057 (vectorizable_condition): Likewise.
3058 (vectorizable_store): Likewise. Assert that we don't have
3060 (vectorizable_comparison): Make static. Remove redundant
3061 PURE_SLP_STMT check.
3062 (vect_transform_stmt): Assert that we always have an slp_node
3065 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3067 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3068 operands[2] against 1 with comparison against CONST1_RTX.
3069 (<shift>di3_neon): Likewise.
3070 * config/arm/predicates.md (const0_operand): Replace with comparison
3073 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3075 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3076 operands[2] against 1 with comparison against CONST1_RTX.
3077 (ashrdi3): Likewise.
3078 (lshrdi3): Likewise.
3079 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3081 (ashrsi3): Likewise.
3082 (lshrsi3): Likewise.
3083 (rotrsi3): Likewise.
3084 (define_split above *compareqi_eq0): Likewise.
3085 (define_split above "prologue"): Likewise.
3086 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3087 * config/arm/predicates.md (shift_operator): Likewise.
3088 (shift_nomul_operator): Likewise.
3089 (sat_shift_operator): Likewise.
3090 (thumb1_cmp_operand): Likewise.
3091 (const_neon_scalar_shift_amount_operand): Replace manual range
3092 check with IN_RANGE.
3093 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3094 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3096 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3098 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3099 with HOST_WIDE_INT_1.
3101 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3102 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3103 (arm_canonicalize_comparison): Likewise.
3104 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3106 (thumb1_size_rtx_costs): Likewise.
3107 (vfp_const_double_index): Replace cast of 1 to unsigned
3108 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3109 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3111 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3112 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3113 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3114 HOST_WIDE_INT with HOST_WIDE_INT_1.
3116 2016-05-24 Marek Polacek <polacek@redhat.com>
3118 * tree-cfg.h (should_remove_lhs_p): New predicate.
3119 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3120 * gimplify.c (gimplify_modify_expr): Likewise.
3121 * tree-cfg.c (verify_gimple_call): Likewise.
3122 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3123 * gimple-fold.c: Include "tree-cfg.h".
3124 (gimple_fold_call): Use should_remove_lhs_p.
3126 2016-05-24 Richard Biener <rguenther@suse.de>
3128 PR tree-optimization/71253
3129 * cfganal.h (control_dependences): Make robust against edge
3131 (control_dependences::control_dependences): Remove edge_list argument.
3132 (control_dependences::get_edge): Remove.
3133 (control_dependences::get_edge_src): Add.
3134 (control_dependences::get_edge_dest): Likewise.
3135 (control_dependences::m_el): Make a vector of edge src/dest index.
3136 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3137 (control_dependences::control_dependences): Likewise.
3138 (control_dependences::~control_dependence): Likewise.
3139 (control_dependences::get_edge): Remove.
3140 (control_dependences::get_edge_src): Add.
3141 (control_dependences::get_edge_dest): Likewise.
3142 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3144 (perform_tree_ssa_dce): Adjust.
3145 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3147 (pass_loop_distribution::execute): Adjust. Do loop destroying
3148 conditional on changed.
3150 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3153 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3154 return. Reindent transformation comment and mention the ARM state
3157 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3160 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3161 after build_and_add_sum creates new use stmt.
3163 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3165 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3166 load_lanes/grouped_load classification comes first. Don't check
3167 whether the vectorization factor is a multiple of the group size
3170 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3172 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3173 GROUP_GAP for single-element interleaving.
3174 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3177 2016-05-24 Richard Biener <rguenther@suse.de>
3181 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3182 bases which are accessed with non-invariant indices.
3183 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3184 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3186 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3189 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3190 (add_to_ops_vec): Add stmt_to_insert.
3191 (add_repeat_to_ops_vec): Init stmt_to_insert.
3192 (insert_stmt_before_use): New.
3193 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3195 (get_ops): Init stmt_to_insert.
3196 (maybe_optimize_range_tests): Likewise.
3197 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3198 (rewrite_expr_tree_parallel): Likewise.
3199 (reassociate_bb): Likewise.
3201 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3204 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3205 ISA 3.0 xxperm fusion alternative.
3206 (altivec_vperm_v8hiv16qi): Likewise.
3207 (altivec_vperm_<mode>_uns_internal): Likewise.
3208 (vperm_v8hiv4si): Likewise.
3209 (vperm_v16qiv8hi): Likewise.
3211 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3212 Kelvin Nilsen <kelvin@gcc.gnu.org>
3214 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3215 vpermr/xxpermr on ISA 3.0.
3216 (altivec_expand_vec_perm_le): Likewise.
3217 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3218 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3221 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3223 * config/i386/i386.h (IS_STACK_MODE): Enable for
3224 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3225 SSE_FLOAT_MODE_P macros.
3226 * config/i386/i386.c (ix86_preferred_reload_class): Use
3227 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3228 Cleanup regclass processing for CONST_DOUBLE_P.
3229 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3230 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3231 with IS_STACK_MODE macro.
3232 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3234 (*movdf_internal): Use IS_STACK_MODE macro.
3235 (*movsf_internal): Ditto.
3237 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3239 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3240 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3242 2016-05-23 Jeff Law <law@redhat.com>
3244 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3246 (fsm_find_control_statement_thread_paths): Call it.
3248 2016-05-23 Martin Jambor <mjambor@suse.cz>
3251 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3252 from_global_constant if t is not NULL.
3254 2016-05-23 Marek Polacek <polacek@redhat.com>
3257 * common.opt (Wswitch-unreachable): New option.
3258 * doc/invoke.texi: Document -Wswitch-unreachable.
3259 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3262 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3264 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3265 TMR_INDEX is non-NULL.
3267 2016-05-23 Richard Biener <rguenther@suse.de>
3269 PR tree-optimization/71230
3270 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3271 (try_special_add_to_ops): ... here. Always test for single-use.
3273 2016-05-23 Martin Jambor <mjambor@suse.cz>
3275 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3276 default block if a PHI node in the original one would be resized.
3278 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3280 PR tree-optimization/58135
3281 * tree-vect-slp.c: When group size is not multiple
3282 of vector size, allow splitting of store group at
3285 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3287 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3289 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3291 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3292 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3293 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3296 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3297 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3298 v constraint instead of x and vinserti32x4 insn.
3300 * config/i386/sse.md (i128vldq): New mode iterator.
3301 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3302 avx512dq and avx512vl alternatives.
3304 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3305 constraint, use maybe_evex prefix instead of vex.
3306 (vec_dupv4sf): Use v constraint instead of x for output
3307 operand except for noavx alternative, use Yv constraint
3308 instead of x for input. Use maybe_evex prefix instead of vex.
3309 (*vec_dupv4si): Likewise.
3310 (*vec_dupv2di): Likewise.
3312 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3315 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3316 (linearize_expr_tree): Call try_special_add_to_ops.
3317 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3319 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3321 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3322 to computed stack_usage.
3324 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3327 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3328 operand is subreg (symbol_ref) then move the symbol ref to register.
3330 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3332 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3334 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3337 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3340 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3342 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3343 ranges by calling get_single_symbol and tidy up. Look more closely
3344 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3346 2016-05-20 Jeff Law <law@redhat.com>
3348 * bitmap.c (bitmap_find_bit): Remove useless test.
3350 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3352 * function.c (thread_prologue_and_epilogue_insns): Commit the
3353 insertion of the epilogue.
3355 2016-05-20 Martin Jambor <mjambor@suse.cz>
3357 PR tree-optimization/70884
3358 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3359 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3360 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3361 of constant pool data as a reason for scalarization.
3363 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3365 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3366 for naked functions.
3367 (thumb1_expand_prologue): Likewise.
3369 2016-05-20 Nathan Sidwell <nathan@acm.org>
3371 * config/nvptx/nptx.c (nvptx_option_override): Only set
3372 flag_toplevel_reorder, if not explicitly specified. Set
3373 flag_no_common, unless explicitly specified.
3375 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3377 * calls.c (can_implement_as_sibling_call_p): Mark param
3378 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3380 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3382 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3383 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3384 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3386 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3387 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3390 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3392 * config/nvptx/nvptx.md (sincossf3): New pattern.
3394 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3396 * calls.c (maybe_complain_about_tail_call): New function.
3397 (initialize_argument_information): Call
3398 maybe_complain_about_tail_call when clearing *may_tailcall.
3399 (can_implement_as_sibling_call_p): Call
3400 maybe_complain_about_tail_call when returning false.
3401 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3402 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3403 if tail-call optimization fails.
3404 * cfgexpand.c (expand_call_stmt): Initialize
3405 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3406 * gimple-pretty-print.c (dump_gimple_call): Dump
3407 gimple_call_must_tail_p.
3408 * gimple.c (gimple_build_call_from_tree): Call
3409 gimple_call_set_must_tail with the value of
3410 CALL_EXPR_MUST_TAIL_CALL.
3411 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3412 (gimple_call_set_must_tail): New function.
3413 (gimple_call_must_tail_p): New function.
3414 * print-tree.c (print_node): Update printing of TREE_STATIC
3415 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3416 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3417 trailing comment listing applicable flags.
3418 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3420 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3422 * calls.c (expand_call): Move "Rest of purposes for tail call
3423 optimizations to fail" to...
3424 (can_implement_as_sibling_call_p): ...this new function, and
3425 split into multiple "if" statements.
3427 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3429 * cfgloop.h (expected_loop_iterations_unbounded,
3430 expected_loop_iterations): Unconstify.
3431 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3432 profile with known upper bound; return 3 when profile is absent.
3433 (expected_loop_iterations): Update.
3435 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3437 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3438 and get_max_loop_iterations_int.
3440 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3442 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3443 realistic upper bounds here.
3445 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3448 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3449 calls if the LHS is variable length or has addressable type.
3450 If targets[0]->decl is a noreturn call with void return type and
3451 zero arguments, adjust fntype and remove lhs in that case.
3453 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3455 PR tree-optimization/71079
3456 PR tree-optimization/71206
3457 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3459 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3461 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3462 (get_vec_alignment_for_array_decl): Likewise.
3463 (get_vec_alignment_for_record_decl): Likewise.
3464 (increase_alignment::execute): Move code to find alignment to
3465 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3466 (type_align_map): New hash_map.
3468 2016-05-20 Richard Guenther <rguenther@suse.de>
3470 PR tree-optimization/29756
3471 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3472 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3473 * fold-const.c (operand_equal_p): Likewise.
3474 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3475 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3476 * tree-inline.c (estimate_operator_cost): Likewise.
3477 * tree-pretty-print.c (dump_generic_node): Likewise.
3478 * tree-ssa-operands.c (get_expr_operands): Likewise.
3479 * cfgexpand.c (expand_debug_expr): Likewise.
3480 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3481 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3482 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3483 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3484 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3485 (execute_update_addresses_taken): Do it.
3487 2016-05-20 Richard Biener <rguenther@suse.de>
3489 PR tree-optimization/71185
3490 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3491 register operations.
3493 2016-05-20 Richard Biener <rguenther@suse.de>
3495 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3496 gimple_seq_add_seq_without_update.
3497 (release_bb_predicate): Assert we have no operands to free.
3498 (if_convertible_loop_p_1): Calculate post dominators later.
3499 Do not free BB predicates here.
3500 (combine_blocks): Do not recompute BB predicates.
3501 (version_loop_for_if_conversion): Save BB predicates around
3504 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3506 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3507 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3508 code. Ignore sibcalls on EDGE_IGNORE edges.
3509 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3510 on edges for sibcalls that run without prologue. The rest of the
3511 function is combined from...
3512 (fix_fake_fallthrough_edge): ... this, and ...
3513 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3514 function argument, make it a local variable.
3516 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3518 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3519 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3520 for 32-bit mode and SEH for 64-bit.
3521 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3522 TARGET_64BIT_DEFAULT.
3524 2016-05-19 Ryan Burn <contact@rnburn.com>
3526 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3527 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3529 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3531 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3532 force pending loads from memory.
3534 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3536 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3537 (UNSPEC_DARN_32): New unspec constant.
3538 (UNSPEC_DARN_RAW): New unspec constant.
3539 (darn_32): New instruction.
3540 (darn_raw): New instruction.
3541 (darn): New instruction.
3542 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3543 support and documentation for this macro.
3544 (BU_P9_MISC_1): New macro definition.
3545 (BU_P9_64BIT_MISC_0): New macro definition.
3546 (BU_P9_MISC_0): New macro definition.
3547 (darn_32): New builtin definition.
3548 (darn_raw): New builtin definition.
3549 (darn): New builtin definition.
3550 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3551 RS6000_BUILTIN_0 directives to surround each occurrence of
3552 #include "rs6000-builtin.def".
3553 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3554 RS6000_BTM_64BIT flags to the returned mask, depending on
3556 (def_builtin): Correct an error in the assignments made to the
3557 debugging variable attr_string.
3558 (rs6000_expand_builtin): Add support for no-operand built-in
3560 (builtin_function_type): Remove fatal_error assertion that is no
3562 (rs6000_common_init_builtins): Add support for no-operand built-in
3564 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3566 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3568 (RS6000_BTM_64BIT): New macro definition.
3569 * doc/extend.texi: Document __builtin_darn (void),
3570 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3573 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
3575 * tree-vect-loop.c (vect_analyze_loop_2): Use also
3576 max_loop_iterations_int.
3578 2016-05-19 Marek Polacek <polacek@redhat.com>
3580 PR tree-optimization/71031
3581 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3582 condition and adjust the code a bit.
3584 2016-05-19 Martin Liska <mliska@suse.cz>
3586 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
3587 auto_vec instead of vec.
3589 2016-05-19 Martin Liska <mliska@suse.cz>
3591 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
3593 2016-05-19 Martin Liska <mliska@suse.cz>
3595 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
3597 2016-05-19 Martin Liska <mliska@suse.cz>
3599 * ipa-pure-const.c (set_function_state): Remove an existing
3601 (remove_node_data): Do not free it as it's released
3602 in set_function_state.
3604 2016-05-19 Martin Liska <mliska@suse.cz>
3606 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
3609 2016-05-19 Martin Liska <mliska@suse.cz>
3611 * omp-simd-clone.c (simd_clone_adjust): Release vector.
3613 2016-05-19 Martin Liska <mliska@suse.cz>
3615 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
3616 an auto_vec instead of re-creating it.
3618 2016-05-19 Martin Liska <mliska@suse.cz>
3620 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
3621 auto_vec instead of vec.
3623 2016-05-19 Martin Liska <mliska@suse.cz>
3625 * lto-section-in.c (lto_get_section_data): Call
3626 lto_check_version with additional argument.
3627 * lto-streamer.c (lto_check_version): Add new argument.
3628 * lto-streamer.h (lto_check_version): Likewise.
3630 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3632 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
3633 Don't add cost of inner memory when handling sign-extended loads.
3635 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
3637 PR rtl-optimization/71148
3638 * cse.c (cse_main): Free dominance info.
3639 (rest_of_handle_cse): Don't free dominance info.
3640 (rest_of_handle_cse2): Likewise.
3641 (rest_of_handle_cse_after_global_opts): Likewise.
3643 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3646 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3647 NULL_TREE early if NEON is not available. Remove now redundant check
3648 in ARM_CHECK_BUILTIN_MODE.
3650 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
3653 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
3654 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
3655 * doc/cpp.texi: Document new macros.
3657 2016-05-19 Bin Cheng <bin.cheng@arm.com>
3659 PR tree-optimization/69848
3660 * tree-vect-loop.c (vectorizable_reduction): Don't factor
3661 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
3663 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3665 * function.c (thread_prologue_and_epilogue_insn): Move the
3666 "goto epilogue_done" one block later.
3668 2016-05-19 Richard Biener <rguenther@suse.de>
3670 PR tree-optimization/70729
3671 * passes.def: Move LIM pass before PRE. Remove no longer
3672 required copyprop and move first DCE out of the loop pipeline.
3674 2016-05-18 David Malcolm <dmalcolm@redhat.com>
3677 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
3678 (OBJS-libcommon-target): ...here.
3679 * opts-common.c: Include spellcheck.h.
3680 (cmdline_handle_error): Build a vec of valid options and use it
3681 to suggest provide hints for misspelled arguments.
3683 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3686 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
3687 lhs if it has TREE_ADDRESSABLE type.
3689 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
3692 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
3693 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
3695 2016-05-18 Martin Jambor <mjambor@suse.cz>
3698 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
3699 input for NOP_EXPR pass-through functions.
3700 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
3701 aggregate global constant VAR_DECLs in constant jump functions.
3703 2016-05-18 Martin Jambor <mjambor@suse.cz>
3706 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
3707 from TREE_READONLY parameters.
3709 2016-05-18 Martin Jambor <mjambor@suse.cz>
3712 * cgraph.h (cgraph_indirect_call_info): New field
3713 guaranteed_unmodified.
3714 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
3715 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3717 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
3718 pass the parameter value to ipa_find_agg_cst_for_param.
3719 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
3720 guaranteed_unmodified, store AA results there instead of bailing out
3722 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
3723 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
3724 (find_constructor_constant_at_offset): New function.
3725 (ipa_find_agg_cst_from_init): Likewise.
3726 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
3727 static initializers of contants, report back through a new paameter
3728 from_global_constant if that was the case.
3729 (try_make_edge_direct_simple_call): Also pass parameter value to
3730 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3732 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
3733 (ipa_read_indirect_edge_info): Likewise.
3734 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
3735 (ipa_load_from_parm_agg): Likewise.
3737 2016-05-18 Jiong Wang <jiong.wang@arm.com>
3739 PR rtl-optimization/71150
3740 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
3743 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3746 * config/rs6000/constraints.md (wE constraint): New constraint
3747 for a vector constant that can be loaded with XXSPLTIB.
3748 (wM constraint): New constraint for a vector constant of a 1's.
3749 (wS constraint): New constraint for a vector constant that can be
3750 loaded with XXSPLTIB and a vector sign extend instruction.
3751 * config/rs6000/predicates.md (xxspltib_constant_split): New
3752 predicates for wE/wS constraints.
3753 (xxspltib_constant_nosplit): Likewise.
3754 (easy_vector_constant): Add support for constants that can be
3755 loaded via XXSPLTIB.
3756 (all_ones_constant): New predicate for vector constant with all
3758 (splat_input_operand): Add support for ISA 3.0 word splat operations.
3759 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
3760 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
3761 instruction and possibly with a sign extension.
3762 (output_vec_const_move): Add support for XXSPLTIB. If we are
3763 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
3764 instead of XXLXOR/XXLORC.
3765 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
3767 (rs6000_legitimize_reload_address): Likewise.
3768 (rs6000_output_move_128bit): Use output_vec_const_move to emit
3770 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
3771 combine VSX_M and VSX_M2 into one iterator.
3773 (VSINT_84): New iterators for loading constants with XXSPLTIB.
3774 (VSINT_842): Likewise.
3775 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
3776 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
3777 XXSPLTIB instruction.
3778 (xxspltib_<mode>_nosplit): Likewise.
3779 (xxspltib_<mode>_split): New insn to load up constants with
3780 XXSPLTIB and a sign extend instruction.
3781 (vsx_mov<mode>): Replace single move that handled all vector types
3782 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
3783 moves (when -mvsx-timode is in effect) into the main vector
3784 moves. Eliminate separate moves for <VSr> <VSa>, where the
3785 preferred register class (<VSr>) is listed first, and the
3786 secondary register class (<VSa>) is listed second with a '?' to
3787 discourage use. Prefer loading 0/-1 in any VSX register for ISA
3788 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
3789 that if the register was involved in a slow operation, the
3790 clear/set operation does not wait for the slow operation to
3791 finish. Adjust the length attributes for 32-bit mode. Use
3792 rs6000_output_move_128bit and drop the use of the string
3793 instructions for 32-bit movti when -mvsx-timode is in effect. Use
3794 spacing so that the alternatives and attributes don't generate
3795 long lines, and put things in columns, so that it is easier to
3796 match up the operands and attributes with the insn alternatives.
3797 (vsx_mov<mode>_64bit): Likewise.
3798 (vsx_mov<mode>_32bit): Likewise.
3799 (vsx_movti_64bit): Fold movti into normal vector moves.
3800 (vsx_movti_32bit): Likewise.
3801 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
3803 (vsx_splat_v4si_internal): Likewise.
3804 (vsx_splat_v4sf_internal): Likewise.
3805 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
3806 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
3807 extend vector elements.
3808 (vsx_sign_extend_hi_<mode>): Likewise.
3809 (vsx_sign_extend_si_v2di): Likewise.
3810 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
3812 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
3813 constraints. Add trailing period to wL documentation.
3815 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
3818 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
3819 * tree-dfa.c (replace_abnormal_ssa_names): New function.
3820 * tree-call-cdce.c: Include tree-dfa.h.
3821 (can_guard_call_p): New function, extracted from...
3822 (can_use_internal_fn): ...here.
3823 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
3825 (shrink_wrap_one_built_in_call): Likewise.
3826 (use_internal_fn): Likewise.
3827 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
3828 and return void. Call replace_abnormal_ssa_names.
3829 (pass_call_cdce::execute): Check can_guard_call_p during the
3830 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
3831 will always change something.
3833 2016-05-18 Martin Jambor <mjambor@suse.cz>
3836 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
3837 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
3839 2016-05-18 Martin Jambor <mjambor@suse.cz>
3842 * ipa-inline.h (condition): New field size.
3843 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
3844 for comaprison and store it into the new condition.
3845 (evaluate_conditions_for_known_args): Use condition size to check
3846 access sizes for all but CHANGED conditions.
3847 (unmodified_parm_1): New parameter size_p, store access size into it.
3848 (unmodified_parm): Likewise.
3849 (unmodified_parm_or_parm_agg_item): Likewise.
3850 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
3851 (set_cond_stmt_execution_predicate): Extract access sizes and store
3853 (set_switch_stmt_execution_predicate): Likewise.
3854 (will_be_nonconstant_expr_predicate): Likewise.
3855 (will_be_nonconstant_predicate): Likewise.
3856 (inline_read_section): Stream condition size.
3857 (inline_write_summary): Likewise.
3859 2016-05-18 Richard Biener <rguenther@suse.de>
3861 * tree-ssa-loop-im.c (determine_max_movement): Properly add
3862 condition cost to PHI cost instead of total_cost.
3864 2016-05-18 Martin Liska <mliska@suse.cz>
3867 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
3870 2016-05-18 Richard Biener <rguenther@suse.de>
3872 * lto-streamer.h (LTO_major_version): Bump to 6.
3874 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3876 * function.c (make_split_prologue_seq, make_prologue_seq,
3877 make_epilogue_seq): New functions, factored out from...
3878 (thread_prologue_and_epilogue_insns): Here.
3880 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3882 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
3883 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
3884 of before. Add a comment.
3886 2016-05-18 Bin Cheng <bin.cheng@arm.com>
3888 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
3889 expression pointer, not pointer to the pointer.
3891 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3893 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
3894 (avx2_pbroadcast<mode>): Add another alternative with v instead
3895 of x constraints in it, using <pbroadcast_evex_isa> isa.
3896 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
3898 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
3899 constraint x instead of v in second alternative, add avx512bw
3902 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
3903 constraint x instead of v in second alternative, add avx512bw
3906 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
3907 constraint x instead of v in second alternative, add avx512bw
3910 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
3911 avx512bw alternative.
3913 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3915 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
3917 (define_insn "*andnottf3"): Ditto.
3918 (define_insn "*<code><mode>3"/any_logic): Ditto.
3919 (define_insn "*<code>tf3"/any_logic): Ditto.
3920 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
3921 operand to block AVX-512VL insn variant emit when it is not enabled.
3923 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3925 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
3926 constraint fot SF mode.
3928 2016-05-18 Petr Murzin <petr.murzin@intel.com>
3929 Kirill Yukhin <kirill.yukhin@intel.com>
3931 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
3933 (define_insn "rsqrt14<mode>"): Ditto.
3934 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
3935 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
3936 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
3937 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
3938 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
3940 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
3941 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
3942 * config/i386/i386.c (ix86_print_operand): Expand check for size
3943 override codes for Intel syntax.
3945 2016-05-18 Richard Biener <rguenther@suse.de>
3947 PR tree-optimization/71168
3948 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
3949 initialization earlier.
3951 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
3953 * config/aarch64/aarch64-simd.md
3954 (aarch64_reduc_plus_internal<mode>): Rename to...
3955 (reduc_plus_scal): ...This, and remove previous implementation.
3957 2016-05-18 Richard Biener <rguenther@suse.de>
3959 * passes.def: Put late dse and cd_dce in canonical order.
3961 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
3963 * ipa-inline-transform.c (preserve_function_body_p): Look for
3964 first non-thunk clone.
3965 (save_function_body): Save into first non-thunk.
3966 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
3968 (lto_output_node): Inline thunks don't need body in every
3970 * lto-streamer-in.c: Do not fixup thunk clones.
3971 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
3973 * tree-inline.c (copy_bb): Be prepared for target node to be new after
3976 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3979 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
3980 (reassociate_bb): Call transform_add_to_multiply.
3982 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3984 * config/aarch64/aarch64.c (all_extensions): Removed unused
3987 2016-05-17 Nathan Sidwell <nathan@acm.org>
3989 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
3990 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
3992 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
3994 PR tree-optimization/54579
3996 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
3998 2016-05-17 Marek Polacek <polacek@redhat.com>
4001 * tree-inline.c (expand_call_inline): Call
4002 maybe_remove_unused_call_args.
4004 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
4006 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
4007 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
4008 * doc/md.texi (fmin@var{m}3): Likewise.
4010 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4012 * match.pd (X & C): New transformation.
4014 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4016 * match.pd (~X & Y): New transformation.
4018 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4020 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
4021 information for new SSA_NAME.
4022 (simplify_conversion_using_ranges): Get range through get_range_info
4023 instead of get_value_range.
4025 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4027 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4028 Remove inline assembly.
4029 (vmvn_s16): Likewise.
4030 (vmvn_s32): Likewise.
4031 (vmvn_u8): Likewise.
4032 (vmvn_u16): Likewise.
4033 (vmvn_u32): Likewise.
4034 (vmvnq_s8): Likewise.
4035 (vmvnq_s16): Likewise.
4036 (vmvnq_s32): Likewise.
4037 (vmvnq_u8): Likewise.
4038 (vmvnq_u16): Likewise.
4039 (vmvnq_u32): Likewise.
4040 (vmvn_p8): Likewise.
4041 (vmvnq_p16): Likewise.
4043 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4045 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4047 (vmul_n_s16): Likewise.
4048 (vmul_n_s32): Likewise.
4049 (vmul_n_u16): Likewise.
4050 (vmul_n_u32): Likewise.
4051 (vmulq_n_f32): Likewise.
4052 (vmulq_n_f64): Likewise.
4053 (vmulq_n_s16): Likewise.
4054 (vmulq_n_s32): Likewise.
4055 (vmulq_n_u16): Likewise.
4056 (vmulq_n_u32): Likewise.
4058 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4060 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4061 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4063 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4065 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4066 to *aarch64_fma4_elt_from_dup<mode>.
4067 (*aarch64_fnma4_elt_to_128df): Rename to
4068 *aarch64_fnma4_elt_from_dup<mode>.
4069 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4070 (vfms_n_f32): Likewise.
4071 (vfms_n_f64): Likewise.
4072 (vfmsq_n_f32): Likewise.
4073 (vfmsq_n_f64): Likewise.
4075 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4077 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4079 2016-05-17 Richard Biener <rguenther@suse.de>
4081 PR tree-optimization/71132
4082 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4083 Only add control dependences for blocks in the loop.
4084 (build_rdg): Adjust.
4085 (generate_code_for_partition): Return whether loop should
4086 be destroyed and delay that.
4087 (distribute_loop): Likewise.
4088 (pass_loop_distribution::execute): Record loops to be destroyed
4089 and perform delayed destroying of loops.
4091 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4094 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4096 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4098 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4100 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4103 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4104 insertion point for instructions generated by validize_mem.
4106 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4108 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4111 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4113 * config/aarch64/aarch64.c
4114 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4115 rather than a macro.
4117 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4119 * doc/invoke.texi (AArch64 Options): Various updates.
4121 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4123 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4124 into instrumentation thunks.
4125 * cif-code.def (CIF_CHKP): New.
4127 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4129 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4131 2016-05-16 Martin Jambor <mjambor@suse.cz>
4133 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4134 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4136 2016-05-16 Marek Polacek <polacek@redhat.com>
4138 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4141 2016-05-16 Martin Jambor <mjambor@suse.cz>
4144 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4145 the outlined kernel function.
4147 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4149 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4150 (ISA_HAS_DLSA): Ditto.
4152 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4154 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4156 2016-05-16 Nathan Sidwell <nathan@acm.org>
4158 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4159 (nvptx_name_replacement): Restore. Add comment.
4160 (write_fn_proto, write_fn_proto_from_insn,
4161 nvptx_output_call_insn): Restore
4162 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4164 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4166 * config/aarch64/aarch64.md
4167 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4168 (add<mode>3_compareC_imm): Likewise.
4169 (<optab>si3_uxtw): Split into register and immediate variants.
4170 (andsi3_compare0_uxtw): Likewise.
4171 (and<mode>3_compare0): Likewise.
4172 (and<mode>3nr_compare0): Likewise.
4173 (stack_protect_test_<mode>): Don't use %x for memory operands.
4175 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4177 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4179 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4181 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4182 Split integer shifts into shift_reg and bfm.
4183 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4184 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4185 (ror<mode>3_insn): Likewise.
4186 (<optab>si3_insn_uxtw): Likewise.
4187 (<optab><mode>3_insn): Change to rotate_imm.
4188 (extr<mode>5_insn_alt): Likewise.
4189 (extrsi5_insn_uxtw): Likewise.
4190 (extrsi5_insn_uxtw_alt): Likewise.
4192 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4194 * doc/tm.texi: Regenerate.
4195 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4196 (TARGET_INVALID_RETURN_TYPE): Remove.
4197 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4198 TARGET_INVALID_RETURN_TYPE.
4199 * target.def (invalid_parameter_type): Remove.
4200 (invalid_return_type): Remove.
4202 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4204 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4205 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4207 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4209 (preserve_function_body_p): No need to preserve function body
4210 * cif-codes.def (CIF_THUNK): Remove.
4211 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4213 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4215 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4217 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4219 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4222 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4224 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4225 (inline_small_functions): Do not look for function symbol when
4228 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4230 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4233 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4234 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4235 Jiong Wang <jiong.wang@arm.com>
4237 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4238 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4239 Define __ARM_FP16_ARGS when appropriate.
4240 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4242 (arm_invalid_return_type): Likewise.
4243 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4244 (TARGET_INVALID_RETURN_TYPE): Remove.
4245 (aapcs_vfp_sub_candidate): Allow HFmode.
4246 (aapcs_vfp_allocate): Add comment. Support HFmode.
4247 (aapcs_vfp_allocate_return_reg): Likewise.
4248 (struct aapcs_cp_arg_layout): Slightly reword comments for
4249 is_return_candidate and allocate_return_reg.
4250 (output_mov_vfp): Update assert.
4251 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4253 (arm_invalid_parameter_type): Remove.
4254 (amr_invalid_return_type): Remove.
4255 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4256 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4257 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4259 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4261 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4262 * config/aarch64/arch64-protos.h
4263 (aarch64_legitimize_reload_address): Remove.
4264 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4267 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4269 * configure.ac: Add ACX_NONCANONICAL_HOST.
4270 * configure: Regenerate.
4271 * Makefile.in: Set host_noncanonical.
4273 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4276 * config/i386/i386.md (*movtf_internal): Before register allocation,
4277 do not allow FP constants for CM_MEDIUM memory model, allow only
4278 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4279 (*movxf_internal): Ditto.
4280 (*movdf_internal): Ditto.
4281 (*movsf_internal): Ditto.
4283 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4285 PR rtl-optimization/67483
4286 * combine.c (make_compound_operation): Don't call extract_left_shift
4287 with negative shift amounts.
4289 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4292 * fold-const.c (fold_checksum_tree): Allow modification
4293 of TYPE_ALIAS_SET during folding.
4295 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4296 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4297 (ix86_split_to_parts): Likewise. Fix up formatting.
4299 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4301 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4302 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4305 2016-05-13 Nathan Sidwell <nathan@acm.org>
4307 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4308 (nvptx_name_replacement): Delete.
4309 (write_fn_proto, write_fn_proto_from_insn,
4310 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4311 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4312 * langhooks.c (add_builtin_funcction_common): Call
4313 targetm.mangle_decl_assembler_name.
4315 * config/nvptx/nvptx.c (write_fn_proto): Handle
4316 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4318 2016-05-13 Martin Liska <mliska@suse.cz>
4320 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4321 and PRIu64 in printf format.
4323 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4325 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4328 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4330 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4331 Change --param max-completely-peeled-times to
4332 --param max-completely-peel-times in dump file printing.
4334 2016-05-13 Richard Biener <rguenther@suse.de>
4336 PR tree-optimization/42587
4337 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4338 (find_bswap_or_nop_1): Likewise.
4339 (bswap_replace): Likewise.
4341 2016-05-13 Martin Liska <mliska@suse.cz>
4343 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4344 Initialize a variable with default value.
4346 2016-05-13 Martin Liska <mliska@suse.cz>
4348 * doc/invoke.texi: Enhance explanation of error recovery
4351 2016-05-13 Martin Liska <mliska@suse.cz>
4353 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4354 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4355 (iv_inv_expr_ent *).
4356 (struct iv_inv_expr_ent): Comment struct fields.
4357 (sort_iv_inv_expr_ent): New function.
4358 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4359 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4360 a hash_map between iv_inv_expr_ent and number of usages.
4361 (niter_for_exit): Fix coding style.
4362 (tree_ssa_iv_optimize_init): Use renamed variable.
4363 (determine_base_object): Fix coding style.
4364 (alloc_iv): Likewise.
4365 (find_interesting_uses_outside): Likewise.
4366 (add_candidate_1): Likewise.
4367 (add_standard_iv_candidates): Likewise.
4368 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4369 (prepare_decl_rtl): Fix coding style.
4370 (get_address_cost): Likewise.
4371 (get_shiftadd_cost): Likewise.
4372 (force_expr_to_var_cost): Likewise.
4373 (compare_aff_trees): Likewise.
4374 (get_expr_id): Restructure the function.
4375 (get_loop_invariant_expr_id): Renamed to
4376 get_loop_invariant_expr.
4377 (get_computation_cost_at): Replace usage of inv_expr_id with
4379 (get_computation_cost): Likewise.
4380 (determine_group_iv_cost_generic): Likewise.
4381 (determine_group_iv_cost_address): Likewise.
4382 (iv_period): Fix coding style.
4383 (iv_elimination_compare_lt): Likewise.
4384 (may_eliminate_iv): Likewise.
4385 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4387 (determine_group_iv_costs): Dump invariant expressions.
4388 (iv_ca_recount_cost): Use the newly added hash_map.
4389 (iv_ca_set_remove_invariants): Fix coding style.
4390 (iv_ca_set_add_invariants): Fix coding style.
4391 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4393 (iv_ca_set_cp): Likewise.
4394 (iv_ca_new): Initialize the newly added hash_map and remove
4395 initialization of fields.
4396 (iv_ca_free): Delete the hash_map.
4397 (iv_ca_dump): Dump invariant expressions.
4398 (iv_ca_extend): Fix coding style.
4399 (try_add_cand_for): Likewise.
4400 (create_new_ivs): Dump information about # of avg iterations and
4401 # of used invariant expressions.
4402 (rewrite_use_compare): Fix coding style.
4403 (free_loop_data): Set default value for max_inv_expr_id.
4405 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4407 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4408 returned value cse_cfg_altered computation.
4409 (rest_of_handle_cse2): Likewise.
4410 (rest_of_handle_cse_after_global_opts): Likewise.
4412 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4415 * config/arm/arm.c (arm32_output_mi_thunk): New.
4416 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4417 to split Thumb1 vs TARGET_32BIT functionality.
4418 (arm_thumb1_mi_thunk): New.
4420 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4422 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4425 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4428 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4430 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4432 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4433 (expand_builtin_trap): Emit a regular call.
4434 (set_builtin_user_assembler_name): Remove obsolete cases.
4435 * dse.c (scan_insn): Adjust.
4436 * except.c: Include calls.h.
4437 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4438 emit a regular call to setjmp.
4439 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4440 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4441 (emit_block_move_via_libcall): Delete.
4442 (block_move_fn): Delete.
4443 (init_block_move_fn): Likewise.
4444 (emit_block_move_libcall_fn): Likewise.
4445 (emit_block_op_via_libcall): New function.
4446 (set_storage_via_libcall): Tidy up and use memset builtin.
4447 (block_clear_fn): Delete.
4448 (init_block_clear_fn): Likewise.
4449 (clear_storage_libcall_fn): Likewise.
4450 (expand_assignment): Call emit_block_move_via_libcall.
4451 Do not include gt-expr.h.
4452 * expr.h (emit_block_op_via_libcall): Declare.
4453 (emit_block_copy_via_libcall): New inline function.
4454 (emit_block_move_via_libcall): Likewise.
4455 (emit_block_comp_via_libcall): Likewise.
4456 (block_clear_fn): Delete.
4457 (init_block_move_fn): Likewise.
4458 (init_block_clear_fn): Likewise.
4459 (emit_block_move_via_libcall): Likewise.
4460 (set_storage_via_libcall): Add default parameter value.
4461 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4462 (abort_libfunc): Delete.
4463 (memcpy_libfunc): Likewise.
4464 (memmove_libfunc): Likewise.
4465 (memcmp_libfunc): Likewise.
4466 (memset_libfunc): Likewise.
4467 (setbits_libfunc): Likewise.
4468 (setjmp_libfunc): Likewise.
4469 (longjmp_libfunc): Likewise.
4470 (profile_function_entry_libfunc): Likewise.
4471 (profile_function_exit_libfunc): Likewise.
4472 (gcov_flush_libfunc): Likewise.
4473 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4474 and DECL_VISIBILITY on the declaration.
4475 (init_optabs): Do not initialize obsolete libfuncs.
4476 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4477 * tree-core.h (ECF_RET1): Define.
4478 (ECF_TM_PURE): Adjust.
4479 (ECF_TM_BUILTIN): Likewise.
4480 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4481 (build_common_builtin_nodes): Initialize abort builtin.
4482 Add ECF_RET1 on memcpy, memmove and memset builtins.
4483 Pass final flags for alloca and alloca_with_align builtins.
4484 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4486 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4487 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4488 set_storage_via_libcall and call emit_block_copy_via_libcall.
4490 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4492 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4493 DImode before it is passed to ix86_output_call_operand.
4494 (*call_value_got_x32): Ditto for operand 1.
4496 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4498 PR rtl-optimization/70904
4499 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4500 reload for wide mode.
4502 2016-05-12 Marek Polacek <polacek@redhat.com>
4505 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4506 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4507 * langhooks.h (incomplete_type_error): Likewise.
4508 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4509 parameter, pass it down to incomplete_type_error.
4510 * tree.h (size_in_bytes): New inline overload.
4511 (size_in_bytes_loc): Renamed from size_in_bytes.
4513 2016-05-12 Richard Biener <rguenther@suse.de>
4515 PR tree-optimization/71059
4516 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4517 nary before looking up or entering the expression into the VN
4519 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4520 Make sure to re-use NARYs without result as inserted by
4523 2016-05-12 Richard Biener <rguenther@suse.de>
4525 PR tree-optimization/71062
4526 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4528 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4529 vars_contains_restrict if the var is a restrict tag.
4530 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4531 do not disambiguate pointers against it.
4532 (dump_points_to_solution): Re-structure and adjust for new
4533 vars_contains_restrict flag.
4534 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4536 2016-05-12 Martin Liska <mliska@suse.cz>
4538 * doc/invoke.texi: Explain connection between
4539 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4541 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4543 PR tree-optimization/71006
4544 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4545 consider COND_EXPR as a mask producer.
4547 2016-05-12 Marek Polacek <polacek@redhat.com>
4550 * opts.c (common_handle_option): Detect missing argument for --help^.
4552 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4555 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4556 when popping the PC and within an interrupt handler routine.
4557 Add missing tab to output of "ldmfd".
4558 (output_return_instruction): Output LDMFD with SP update rather
4559 than POP when returning from interrupt handler.
4561 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4563 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4564 TARGET_64BIT && TARGET_AVX512DQ.
4565 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4566 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4567 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4568 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4569 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4570 (*vec_extractv4si_zext): Add avx512dq alternative.
4571 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
4572 use v instead of x constraint in other alternatives where possible.
4574 * config/i386/sse.md (sse2_loadld): Use v instead of x
4575 constraint in alternatives 0,1,4.
4577 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
4578 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
4579 v constraints instead of x and <pinsr_evex_isa> isa attribute.
4582 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
4583 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
4584 is not emitted unless TARGET_AVX512BW.
4585 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
4586 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
4587 for the result operand.
4589 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
4590 constraint instead of x in avx alternatives. Use maybe_evex instead
4593 * config/i386/constraints.md (Yv): New constraint.
4594 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
4595 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
4596 * config/i386/i386.md (avx512fvecmode): New mode attr.
4597 (*pushtf): Use v constraint instead of x.
4598 (*movtf_internal): Likewise. For TARGET_AVX512VL and
4599 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
4600 (*absneg<mode>2): Use Yv constraint instead of x constraint.
4601 (*absnegtf2_sse): Likewise.
4602 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
4603 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
4604 avx512f alternatives.
4605 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
4607 2016-05-12 Richard Biener <rguenther@suse.de>
4609 PR tree-optimization/71060
4610 * tree-data-ref.c (initialize_data_dependence_relation): Do not
4611 require exact match of DR_BASE_OBJECT but only matching address and
4614 2016-05-12 Richard Biener <rguenther@suse.de>
4616 PR tree-optimization/70986
4617 * cfganal.c: Include cfgloop.h.
4618 (dfs_find_deadend): Prefer to take edges exiting loops.
4620 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4622 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
4623 compile and run time.
4625 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
4628 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
4630 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
4632 * config/i386/i386.c (legitimize_pic_address): Use
4633 copy_to_suggested_reg instead of gen_movsi.
4635 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4637 * config/rs6000/predicates.md (quad_memory_operand): Move most of
4638 the code into quad_address_p and call it to share code with
4639 vsx_quad_dform_memory_operand.
4640 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
4642 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
4643 bit instead of being a separate word. Split -mpower9-dform into
4644 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4645 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
4646 for the register class supporting 128-bit quad word memory offsets.
4647 (mode_supports_vsx_dform_quad): Helper function to return if the
4648 register class uses quad word memory offsets.
4649 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
4650 (rs6000_debug_reg_global): Always print if we are using LRA or not.
4651 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
4652 instructions are enabled, set up the appropriate addr_masks for
4654 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
4655 -mpower9-dform-scalar, instead of -mpower9-dform.
4656 (rs6000_option_override_internal): Split -mpower9-dform into two
4657 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
4658 -mpower9-dform switch sets or clears both. If we are not using
4659 the LRA register allocator, do not enable -mpower9-dform-vector by
4660 default. If we are using LRA, enable -mpower9-dform-vector and
4661 -mvsx-timode if it is appropriate. Issue a warning if either
4662 -mpower9-dform-vector or -mvsx-timode are explicitly used without
4664 (quad_address_offset_p): New helper function to return if the
4665 offset is legal for quad word memory instructions.
4666 (quad_address_p): New function to determin if GPR or vector
4667 register quad word memory addresses are legal.
4668 (mem_operand_gpr): Validate quad word address offsets.
4669 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
4670 d-form (register + offset) instructions.
4671 (offsettable_ok_by_alignment): Likewise.
4672 (rs6000_legitimate_offset_address_p): Likewise.
4673 (legitimate_lo_sum_address_p): Likewise.
4674 (rs6000_legitimize_address): Likewise.
4675 (rs6000_legitimize_reload_address): Add more debug statements for
4677 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
4678 d-form instructions.
4679 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
4680 d-form instructions. Distinguish different cases in debug
4681 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
4682 d-form instructions.
4683 (rs6000_preferred_reload_class): Likewise.
4684 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
4685 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
4686 of the ISA 2.06 indexed memory instructions.
4687 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
4688 use them to save/restore the saved vector registers instead of
4689 using Altivec instructions.
4690 (rs6000_emit_epilogue): Likewise.
4691 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
4692 (rs6000_opt_masks): Split -mpower9-dform into
4693 -mpower9-dform-scalar and -mpower9-dform-vector.
4694 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
4696 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
4697 ISA 3.0 vector indexed memory instructions, and fold the code into
4698 the normal mov<mode> patterns.
4699 (p9_vecstore_<mode>): Likewise.
4700 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
4702 (vsx_movti_64bit): Likewise.
4703 (vsx_movti_32bit): Likewise.
4704 * config/rs6000/constraints.md (wO constraint): New constraint for
4705 ISA 3.0 vector d-form support.
4706 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
4707 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
4708 include -mpower9-dform-vector until we switch over to LRA.
4709 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
4710 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4711 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
4712 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4713 for -mpower9-dform and -mlra.
4714 * doc/md.texi (wO constraint): Document wO constraint.
4716 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
4718 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
4719 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
4720 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
4721 Move handling of non-insn arguments inline into the sole user:
4722 (output_trans_func): ...here.
4723 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
4724 in emitted function prototype.
4725 (output_internal_insn_latency_func): Ditto. Simplify.
4726 (output_internal_maximal_insn_latency_func): Ditto. Delete
4727 always-unused argument.
4728 (output_insn_latency_func): Ditto.
4729 (output_maximal_insn_latency_func): Ditto.
4731 2016-05-11 Richard Biener <rguenther@suse.de>
4733 PR tree-optimization/71055
4734 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
4735 sth with precision not equal to access size verify we don't chop
4738 2016-05-11 Richard Biener <rguenther@suse.de>
4741 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
4742 (dwarf2out_finish): Move retry_incomplete_types call ...
4743 (dwarf2out_early_finish): ... here.
4745 2016-05-11 Richard Biener <rguenther@suse.de>
4748 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
4749 if the langhook insists on it.
4750 * fold-const.c (make_bit_field_ref): Add arg for the original
4751 reference and preserve its alias-set.
4752 (decode_field_reference): Take exp by reference and adjust it
4753 to the original memory reference.
4754 (optimize_bit_field_compare): Adjust callers.
4755 (fold_truth_andor_1): Likewise.
4756 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
4758 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4761 * cfgrtl.h (delete_insn_and_edges): Now return bool.
4762 * cfgrtl.c (delete_insn_and_edges): Likewise.
4763 * config/i386/i386.c (convert_scalars_to_vector): Remove
4765 * cse.c (cse_insn): Compute cse_cfg_altered.
4766 (delete_trivially_dead_insns): Likewise.
4767 (cse_cc_succs): Likewise.
4768 (rest_of_handle_cse): Free dominance info if required.
4769 (rest_of_handle_cse2): Likewise.
4770 (rest_of_handle_cse_after_global_opts): Likewise.
4772 2016-05-11 Alan Modra <amodra@gmail.com>
4774 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
4775 abi_v4_pass_in_fpr): New functions.
4776 (rs6000_function_arg_boundary): Exclude complex IBM long double
4777 from 64-bit alignment when ABI_V4.
4778 (rs6000_function_arg, rs6000_function_arg_advance_1,
4779 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
4781 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
4783 PR rtl-optimization/71028
4784 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
4785 jump with just a return in the fallthrough block if the branch
4786 block contains just a return as well.
4788 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
4790 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
4791 * match.pd ((X & Y) ^ Y): ... this.
4792 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
4793 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
4795 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4797 * read-md.c (require_char_ws): New function.
4798 (read_string): Simplify using require_char_ws.
4799 (handle_constants): Likewise.
4800 (handle_enum): Likewise.
4801 (handle_file): Likewise.
4802 * read-md.h (require_char_ws): New declaration.
4803 * read-rtl.c (read_conditions): Simplify using require_char_ws.
4804 (read_mapping): Likewise.
4805 (read_rtx_code): Likewise.
4806 (read_nested_rtx): Likewise.
4808 2016-05-10 James Norris <jnorris@codesourcery.com>
4810 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
4811 if offloading is enabled and -fopenacc or -fopenmp is specified.
4812 (CRTOFFLOADEND): Likewise.
4813 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
4814 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
4816 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
4818 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
4819 gotoff_operand code paths. Use copy_to_suggested_regs and
4820 expand_simple_binop where appropriate. Cleanup.
4822 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4825 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
4827 (dimode_scalar_chain::vector_const_cost): New.
4828 (dimode_scalar_chain::compute_convert_gain): Handle constants.
4829 (dimode_scalar_chain::convert_op): Likewise.
4830 (dimode_scalar_chain::convert_insn): Likewise.
4832 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4834 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
4835 unary operation, not a binary one.
4837 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4840 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
4841 calls with type casted fndecl.
4843 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4845 PR tree-optimization/70786
4846 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
4847 * calls.c (initialize_argument_information): Bind bounds
4848 with corresponding args passed by reference.
4850 2016-05-10 Jakub Jelinek <jakub@redhat.com>
4853 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
4854 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
4855 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
4858 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4861 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
4862 code for a zero scale factor.
4863 (vsx_xvcvdpuxds_scale): Likewise.
4865 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4867 * diagnostic-show-locus.c (layout::layout): Call show_ruler
4868 if show_ruler_p was set on the context.
4869 (layout::show_ruler): New method.
4870 * diagnostic.h (struct diagnostic_context): Add field
4873 2016-05-10 Richard Biener <rguenther@suse.de>
4875 PR tree-optimization/71039
4876 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
4877 (chk_uses): New function.
4878 (propagate_with_phi): Verify we can safely replicate the lhs of an
4879 aggregate assignment on all incoming edges.
4881 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
4883 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
4885 (rx_atomic_sequence): New class.
4886 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
4887 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
4889 (rx_atomic_sequence::rx_atomic_sequence,
4890 rx_atomic_sequence::~rx_atomic_sequence): New functions.
4891 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
4892 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
4893 CTRLREG_INTB): New constants.
4894 (FETCHOP): New code iterator.
4895 (fethcop_name, fetchop_name2): New iterator code attributes.
4896 (QIHI): New mode iterator.
4897 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
4898 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
4899 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
4901 2016-05-10 Martin Liska <mliska@suse.cz>
4903 * tree-inline.c (remap_dependence_clique): Do not remap
4904 debugging statements.
4906 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4908 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
4909 ("*fixuns_truncdfdi2_z13")
4910 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
4911 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
4912 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
4914 2016-05-10 Richard Biener <rguenther@suse.de>
4916 PR tree-optimization/70497
4917 PR tree-optimization/28367
4918 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
4920 (visit_reference_op_load): ... here.
4921 (vn_reference_lookup_3): Use it to handle subreg-like accesses
4922 with simplified BIT_FIELD_REFs.
4923 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
4924 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
4927 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4929 * dwarf2out.c (add_abstract_origin_attribute): Adjust
4930 documentation comment. For BLOCK nodes, add a
4931 DW_AT_abstract_origin attribute that points to the DIE generated
4932 for the origin BLOCK.
4933 (gen_lexical_block_die): Call add_abstract_origin_attribute for
4934 blocks from inlined functions.
4936 2016-05-10 Alan Modra <amodra@gmail.com>
4939 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
4940 regrename modifying insns saving lr before __morestack call.
4941 * config/rs6000/rs6000.md (split_stack_return): Similarly for
4942 insns restoring lr after __morestack call.
4944 2016-05-09 Jakub Jelinek <jakub@redhat.com>
4946 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
4947 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
4949 * config/i386/sse.md (vec_interleave_high<mode>,
4950 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
4951 <avx512>_vpermt2var<mode>3_maskz): Likewise.
4953 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4955 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
4956 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
4957 parallel reassociation for power8 and forward.
4959 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
4961 * config/i386/i386.md (absneg splitters with general regs): Use
4962 general_reg_operand predicate.
4963 (btsq peephole2): Use x86_64_immediate_operand to check if new
4964 value is suitable for immediate operand. Generate emitted insn
4965 using RTL expressions.
4966 (btcq peephole2): Ditto.
4967 (btrq peephole2): Ditto. Generate correct immediate operand
4970 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4972 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
4975 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4977 * tree-affine.c (wide_int_constant_multiple_p): Add missing
4978 pointer dereference.
4980 2016-05-09 Richard Biener <rguenther@suse.de>
4982 PR tree-optimization/70985
4983 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
4984 op0 isn't a gimple register.
4986 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
4988 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
4989 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
4990 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
4991 (i6400_fpu_mult): New cpu units.
4992 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
4993 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
4994 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
4995 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
4996 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
4997 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
4998 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
4999 (i6400_msa_long_float4, i6400_msa_long_float5)
5000 (i6400_msa_long_float8, i6400_msa_fdiv_df)
5001 (i6400_msa_fdiv_sf): New reservations.
5002 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
5003 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
5004 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
5005 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
5006 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
5007 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
5008 (msa_short_cmp, msa_short_float2, msa_short_logic3)
5009 (msa_short_store4, msa_long_load, msa_short_store)
5010 (msa_long_logic, msa_long_float2, msa_long_float4)
5011 (msa_long_float5, msa_long_float8, msa_long_mult)
5012 (msa_long_fdiv, msa_long_div): New reservations.
5014 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
5015 Sameera Deshpande <sameera.deshpande@imgtec.com>
5016 Matthew Fortune <matthew.fortune@imgtec.com>
5017 Graham Stott <graham.stott@imgtec.com>
5018 Chao-ying Fu <chao-ying.fu@imgtec.com>
5020 * config.gcc: Add MSA header file for mips*-*-* target.
5021 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
5022 (Ubv8i, Urv8): New constraints.
5023 * config/mips/mips-ftypes.def: Add function types for MSA
5025 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5026 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5027 * config/mips/mips-msa.md: New file.
5028 * config/mips/mips-protos.h
5029 (mips_split_128bit_const_insns): New prototype.
5030 (mips_msa_idiv_insns): Likewise.
5031 (mips_split_128bit_move): Likewise.
5032 (mips_split_128bit_move_p): Likewise.
5033 (mips_split_msa_copy_d): Likewise.
5034 (mips_split_msa_insert_d): Likewise.
5035 (mips_split_msa_fill_d): Likewise.
5036 (mips_expand_msa_branch): Likewise.
5037 (mips_const_vector_same_val_p): Likewise.
5038 (mips_const_vector_same_bytes_p): Likewise.
5039 (mips_const_vector_same_int_p): Likewise.
5040 (mips_const_vector_shuffle_set_p): Likewise.
5041 (mips_const_vector_bitimm_set_p): Likewise.
5042 (mips_const_vector_bitimm_clr_p): Likewise.
5043 (mips_msa_vec_parallel_const_half): Likewise.
5044 (mips_msa_output_division): Likewise.
5045 (mips_ldst_scaled_shift): Likewise.
5046 (mips_expand_vec_cond_expr): Likewise.
5047 * config/mips/mips.c (enum mips_builtin_type): Add
5048 MIPS_BUILTIN_MSA_TEST_BRANCH.
5049 (mips_gen_const_int_vector_shuffle): New prototype.
5050 (mips_const_vector_bitimm_set_p): New function.
5051 (mips_const_vector_bitimm_clr_p): Likewise.
5052 (mips_const_vector_same_val_p): Likewise.
5053 (mips_const_vector_same_bytes_p): Likewise.
5054 (mips_const_vector_same_int_p): Likewise.
5055 (mips_const_vector_shuffle_set_p): Likewise.
5056 (mips_symbol_insns): Forbid loading symbols via immediate for
5058 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5060 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5062 (mips_lx_address_p): Add support load indexed address for MSA.
5063 (mips_address_insns): Add calculation of instructions needed for
5064 stores and loads for MSA.
5065 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5066 CONST_VECTOR for MSA and let it fall through.
5067 (mips_ldst_scaled_shift): New function.
5068 (mips_subword_at_byte): Likewise.
5069 (mips_msa_idiv_insns): Likewise.
5070 (mips_legitimize_move): Validate MSA moves.
5071 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5072 calculation of costs for MSA division.
5073 (mips_split_move_p): Check if MSA moves need splitting.
5074 (mips_split_move): Split MSA moves if necessary.
5075 (mips_split_128bit_move_p): New function.
5076 (mips_split_128bit_move): Likewise.
5077 (mips_split_msa_copy_d): Likewise.
5078 (mips_split_msa_insert_d): Likewise.
5079 (mips_split_msa_fill_d): Likewise.
5080 (mips_output_move): Handle MSA moves.
5081 (mips_expand_msa_branch): New function.
5082 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5083 Reinstate 'y' modifier.
5084 (mips_file_start): Add MSA .gnu_attribute.
5085 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5087 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5088 (mips_class_max_nregs): Add register size for MSA supported mode.
5089 (mips_cannot_change_mode_class): Allow conversion between MSA
5090 vector modes and TImode.
5091 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5093 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5094 (mips_preferred_simd_mode): Add preffered modes for MSA.
5095 (mips_vector_mode_supported_p): Add MSA supported modes.
5096 (mips_autovectorize_vector_sizes): New function.
5097 (mips_msa_output_division): Likewise.
5098 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5099 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5100 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5101 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5102 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5103 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5104 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5105 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5106 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5107 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5108 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5109 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5110 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5111 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5112 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5113 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5114 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5115 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5116 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5117 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5118 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5119 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5120 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5121 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5122 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5123 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5124 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5125 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5126 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5127 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5128 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5129 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5130 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5131 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5132 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5133 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5134 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5135 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5136 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5137 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5138 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5139 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5140 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5141 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5142 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5143 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5144 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5145 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5146 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5147 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5148 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5149 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5150 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5151 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5152 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5153 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5154 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5155 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5156 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5157 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5158 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5159 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5160 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5161 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5162 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5163 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5164 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5165 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5166 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5167 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5168 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5169 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5170 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5171 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5172 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5173 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5174 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5175 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5176 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5177 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5178 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5179 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5180 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5181 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5182 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5183 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5184 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5185 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5186 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5187 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5188 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5189 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5190 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5191 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5192 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5193 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5194 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5195 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5196 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5197 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5198 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5199 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5200 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5201 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5202 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5203 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5204 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5205 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5206 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5207 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5208 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5209 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5210 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5211 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5212 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5213 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5214 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5215 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5216 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5217 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5218 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5219 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5220 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5221 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5222 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5223 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5224 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5225 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5226 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5227 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5228 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5229 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5230 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5231 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5232 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5233 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5234 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5235 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5236 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5237 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5238 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5239 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5240 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5241 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5242 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5243 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5244 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5245 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5246 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5247 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5248 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5250 (mips_get_builtin_decl_index): New array.
5251 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5252 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5253 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5254 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5255 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5257 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5259 (mips_expand_builtin_insn): Prepare operands for
5260 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5261 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5262 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5263 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5264 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5265 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5266 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5267 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5268 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5269 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5270 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5271 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5272 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5273 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5274 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5275 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5276 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5277 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5278 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5279 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5280 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5281 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5282 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5283 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5284 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5285 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5286 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5287 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5288 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5289 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5290 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5291 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5292 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5293 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5294 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5295 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5296 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5297 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5298 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5299 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5300 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5301 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5302 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5303 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5304 These are set implicitly and an error is reported if overridden.
5305 (mips_expand_builtin_msa_test_branch): New function.
5306 (mips_expand_msa_shuffle): Likewise.
5307 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5308 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5309 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5310 (mips_expand_vec_unpack): Add support for MSA.
5311 (mips_expand_vector_init): Likewise.
5312 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5313 instead of const0_rtx.
5314 (mips_msa_vec_parallel_const_half): New function.
5315 (mips_gen_const_int_vector): Likewise.
5316 (mips_gen_const_int_vector_shuffle): Likewise.
5317 (mips_expand_msa_cmp): Likewise.
5318 (mips_expand_vec_cond_expr): Likewise.
5319 * config/mips/mips.h
5320 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5321 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5323 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5324 (ISA_HAS_MSA): New macro.
5325 (UNITS_PER_MSA_REG): Likewise.
5326 (BITS_PER_MSA_REG): Likewise.
5327 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5328 (MSA_REG_FIRST): New macro.
5329 (MSA_REG_LAST): Likewise.
5330 (MSA_REG_NUM): Likewise.
5331 (MSA_REG_P): Likewise.
5332 (MSA_REG_RTX_P): Likewise.
5333 (MSA_SUPPORTED_MODE_P): Likewise.
5334 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5335 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5336 * config/mips/mips.md: Include mips-msa.md.
5337 (alu_type): Add simd_add.
5338 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5339 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5340 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5341 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5342 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5343 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5344 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5345 simd_move, simd_load, simd_store. Choose "multi" for moves
5347 (qword_mode): New attribute.
5348 (insn_count): Add instruction count for quad moves.
5349 Increase the count for MIPS SIMD division.
5350 (UNITMODE): Add UNITMODEs for vector types.
5351 (addsub): New code iterator.
5352 * config/mips/mips.opt (mmsa): New option.
5353 * config/mips/msa.h: New file.
5354 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5356 * config/mips/mti-linux.h: Likewise.
5357 * config/mips/predicates.md
5358 (const_msa_branch_operand): New constraint.
5359 (const_uimm3_operand): Likewise.
5360 (const_uimm4_operand): Likewise.
5361 (const_uimm5_operand): Likewise.
5362 (const_uimm8_operand): Likewise.
5363 (const_imm5_operand): Likewise.
5364 (aq10b_operand): Likewise.
5365 (aq10h_operand): Likewise.
5366 (aq10w_operand): Likewise.
5367 (aq10d_operand): Likewise.
5368 (const_m1_operand): Likewise.
5369 (reg_or_m1_operand): Likewise.
5370 (const_exp_2_operand): Likewise.
5371 (const_exp_4_operand): Likewise.
5372 (const_exp_8_operand): Likewise.
5373 (const_exp_16_operand): Likewise.
5374 (const_vector_same_val_operand): Likewise.
5375 (const_vector_same_simm5_operand): Likewise.
5376 (const_vector_same_uimm5_operand): Likewise.
5377 (const_vector_same_uimm6_operand): Likewise.
5378 (const_vector_same_uimm8_operand): Likewise.
5379 (par_const_vector_shf_set_operand): Likewise.
5380 (reg_or_vector_same_val_operand): Likewise.
5381 (reg_or_vector_same_simm5_operand): Likewise.
5382 (reg_or_vector_same_uimm6_operand): Likewise.
5383 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5385 * doc/invoke.texi (-mmsa): Document new option.
5387 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5389 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5390 * configure: Regenerate.
5391 * config.in: Regenerate.
5392 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5394 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5395 (ENDFILE_VTV_SPEC): Define.
5397 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5399 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5400 registers in all interrupt handlers if necessary.
5401 (rl78_option_override): Add warning.
5402 (MUST_SAVE_MDUC_REGISTERS): New macro.
5403 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5404 * config/rl78/rl78.c (check_mduc_usage): New function.
5405 (mduc_regs): New structure to hold MDUC register data.
5406 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5407 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5408 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5409 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5410 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5411 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5413 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5415 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5416 (tree-ssa-loop-niter.h): Ditto.
5417 (idx_within_array_bound, ref_within_array_bound): New functions.
5418 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5419 Factor out check on writable base object to ...
5420 (base_object_writable): ... here.
5422 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5424 * config/arm/arm.md (probe_stack): Add modes to set source
5427 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5429 * regrename.c (base_reg_class_for_rename): New static function.
5430 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5432 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5434 * cgraph.c (thunk_adjust): Export.
5435 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5436 * cgraphunit.c (thunk_adjust): Export.
5437 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5439 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5441 * tree-inline.c (expand_call_inline): Expand thunks inline.
5443 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5446 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5447 (*sse2_vd_cvtss2sd): Ditto.
5448 * config/i386/i386.md
5449 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5450 Generate *sse2_vd_cvtsd2ss pattern.
5451 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5452 Generate *sse2_vd_cvtss2sd pattern.
5454 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5456 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5457 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5460 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5462 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5463 * config/sh/sh.c: Define and declare variables on first use throughout
5465 (current_function_interrupt): Change to bool type.
5466 (frame_insn): Rename to emit_frame_insn and update users.
5467 (push_regs): Use bool for 'interrupt_handler' argument.
5468 (save_schedule_s): Remove.
5469 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5470 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5471 targetm.asm_out.unaligned_op.di.
5472 (gen_far_branch): Remove redundant forward declaration.
5473 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5474 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5475 (sh_set_return_address, sh_function_ok_for_sibcall,
5476 scavenge_reg): Update comments.
5477 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5478 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5479 (sh_attr_renesas_p): Remove unnecessary parentheses.
5480 (branch_dest): Simplify.
5481 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5482 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5483 (CUMULATIVE_ARGS): Change macro to typedef.
5484 (current_function_interrupt): Change to bool type.
5485 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5486 Surround with __cplusplus ifdef.
5487 (sh_compare_op0, sh_compare_op1): Remove.
5488 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5490 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5492 * config/arm/arm.md: (arch): Add neon.
5493 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5494 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5495 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5496 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5497 attributes for alt renumbering. Mark alt 3 as non-predicable.
5498 (thumb2_movdf_vfp): Likewise.
5500 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5502 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5503 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5504 (*andqi_1): Add preferred_for_speed attribute to disparage
5505 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5506 (*<code>qi_1): Ditto.
5507 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5508 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5509 (*ashlqi3_1): Ditto.
5510 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5511 Add preferred_for_size attribute to disparage alternative 0 and
5512 preferred_for_speed attribute to disparage alternative 1 for
5513 TARGET_PARTIAL_REG_STALL targets.
5515 2016-05-07 Tom de Vries <tom@codesourcery.com>
5517 PR tree-optimization/70956
5518 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5521 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5523 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5524 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5525 * config/sh/sh.md (branch_zero): Remove define_attr.
5526 (define_delay): Disable delay slot if branch distance is one insn.
5528 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5530 * config/i386/i386.md (LEAMODE): New mode attribute.
5531 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5532 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5533 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5534 operand 2 predicate.
5535 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5536 (*lea<mode>_general_3): Ditto.
5537 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5539 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5541 * genmddump.c (main): Convert argv from char ** to const char **.
5543 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5545 * coretypes.h (OVERRIDE): New macro.
5548 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5550 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5551 allow coalescing if the types are compatible.
5553 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5555 * pass_manager.h (pass_manager::register_pass_name): New method.
5556 (pass_manager::get_pass_by_name): New method.
5557 (pass_manager::create_pass_tab): New method.
5558 (pass_manager::m_name_to_pass_map): New field.
5559 * passes.c (name_to_pass_map): Delete global in favor of field
5560 "m_name_to_pass_map" of pass_manager.
5561 (register_pass_name): Rename from a function to...
5562 (pass_manager::register_pass_name): ...this method, updating
5563 for renaming of global "name_to_pass_map" to field
5564 "m_name_to_pass_map".
5565 (create_pass_tab): Rename from a function to...
5566 (pass_manager::create_pass_tab): ...this method, updating
5567 for renaming of global "name_to_pass_map" to field.
5568 (get_pass_by_name): Rename from a function to...
5569 (pass_manager::get_pass_by_name): ...this method.
5570 (enable_disable_pass): Convert use of get_pass_by_name to
5571 a method call, locating the pass_manager singleton.
5573 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5575 * genattr-common.c (main): Convert argv from char ** to const char **.
5576 * genattr.c (main): Likewise.
5577 * genattrtab.c (main): Likewise.
5578 * genautomata.c (initiate_automaton_gen): Likewise.
5580 * gencodes.c (main): Likewise.
5581 * genconditions.c (main): Likewise.
5582 * genconfig.c (main): Likewise.
5583 * genconstants.c (main): Likewise.
5584 * genemit.c (main): Likewise.
5585 * genenums.c (main): Likewise.
5586 * genextract.c (main): Likewise.
5587 * genflags.c (main): Likewise.
5588 * genmddeps.c (main): Likewise.
5589 * genopinit.c (main): Likewise.
5590 * genoutput.c (main): Likewise.
5591 * genpeep.c (main): Likewise.
5592 * genpreds.c (main): Likewise.
5593 * genrecog.c (main): Likewise.
5594 * gensupport.c (init_rtx_reader_args_cb): Likewise.
5595 (init_rtx_reader_args): Likewise.
5596 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5597 (init_rtx_reader_args): Likewise.
5598 * gentarget-def.c (main): Likewise.
5599 * read-md.c (read_md_files): Likewise.
5600 * read-md.h (read_md_files): Likewise.
5602 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5604 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
5605 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
5606 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
5607 Remove unused predicate.
5608 (register_and_not_fp_reg_operand): Ditto.
5610 2016-05-06 Martin Liska <mliska@suse.cz>
5612 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
5613 instead of vec as the vector is local to the function.
5615 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5617 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
5618 avx512bw alternative.
5620 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
5621 before the ashr<mode>3 pattern.
5623 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
5624 v instead of x in vex or maybe_vex alternatives, use
5625 maybe_evex instead of vex in prefix.
5627 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
5628 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
5629 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
5630 in vex or maybe_vex alternatives, use maybe_evex instead of vex
5633 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
5634 v instead of x in vex or maybe_vex alternatives, use
5635 maybe_evex instead of vex in prefix.
5637 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
5638 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
5639 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
5640 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
5641 alternatives, use maybe_evex instead of vex in prefix.
5643 * config/i386/sse.md (vec_interleave_lowv4sf,
5644 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
5645 v instead of x in vex or maybe_vex alternatives, use
5646 maybe_evex instead of vex in prefix.
5648 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
5649 v instead of x in vex or maybe_vex alternatives, use
5650 maybe_evex instead of vex in prefix.
5652 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
5653 v constraint instead of x.
5655 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
5657 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
5658 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
5661 2016-05-06 Richard Biener <rguenther@suse.de>
5663 PR tree-optimization/70948
5664 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
5665 Properly clobber all fields of va_list for __builtin_va_start.
5667 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
5670 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
5671 loop latch destination.
5673 2016-05-06 Martin Liska <mliska@suse.cz>
5675 * tree-ssa-uninit.c: Apply manual changes
5676 to the GNU coding style.
5677 (prune_uninit_phi_opnds): Rename from
5678 prune_uninit_phi_opnds_in_unrealizable_paths.
5680 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5682 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
5683 mspace): Remove deprecated options.
5684 * doc/invoke.texi (SH options): Remove -mspace.
5686 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5688 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
5690 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5692 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
5693 corresponding combine split pattern.
5695 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5698 * config/sh/predicates.md (long_displacement_mem_operand): New.
5699 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
5700 Add movi20, movi20s alternatives. Adjust length attribute for
5702 (movsi_ie): Allow for any FPU. Adjust length attribute for
5704 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
5705 attribute for alternatives.
5706 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
5707 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
5708 length attribute for alternatives.
5710 2016-05-06 Richard Biener <rguenther@suse.de>
5712 PR tree-optimization/70960
5713 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
5715 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5718 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
5719 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
5721 2016-05-06 Marek Polacek <polacek@redhat.com>
5724 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
5726 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5729 * config/sh/sh.md (*rotcr): Add another variant.
5731 2016-05-06 Richard Biener <rguenther@suse.de>
5734 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
5736 2016-05-06 Richard Biener <rguenther@suse.de>
5739 * fold-const.c (split_tree): Always convert to the original type
5742 2016-05-06 Richard Biener <rguenther@suse.de>
5744 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
5745 (fwprop_addr): Likewise.
5747 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5750 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
5752 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
5753 * config/i386/i386.md (push mem splitter): Use find_constant_src in
5754 the splitter condition.
5755 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
5756 the splitter condition.
5757 (FP float_extend load splitter): Ditto.
5759 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
5761 * config/i386/i386.md (peehole2 patterns): Change true_regnum
5762 to REGNO in all peephole2 patterns.
5763 (post-reload splitters): Change true_regnum to REGNO in
5764 post-reload splitters.
5765 (zero_extend splitters): Use general_reg_operand and
5766 nonimmediate_gr_operand predicates.
5768 2016-05-05 Jakub Jelinek <jakub@redhat.com>
5770 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
5771 v constraint instead of x.
5773 2016-05-05 Alan Modra <amodra@gmail.com>
5776 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
5777 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
5778 TARGET_NO_FP_IN_TOC for -mrelocatable.
5779 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
5780 TARGET_RELOCATABLE test.
5781 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5782 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5783 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5784 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5785 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5786 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5787 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5788 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5789 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
5790 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5792 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
5793 (rs6000_stack_info): Likewise.
5794 (rs6000_elf_asm_out_constructor): Likewise.
5795 (rs6000_elf_asm_out_destructor): Likewise.
5796 (rs6000_elf_declare_function_name): Likewise.
5797 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
5798 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
5801 2016-05-05 Alan Modra <amodra@gmail.com>
5803 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
5805 2016-05-05 Alan Modra <amodra@gmail.com>
5807 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
5808 out-of-line gpr restore for one or two regs if that would add
5811 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
5814 * config/i386/i386.md
5815 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
5816 Change to post-epilogue_completed late splitter. Use sse_reg_operand
5817 as operand 0 predicate.
5818 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
5820 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
5821 Ditto. Emit the pattern using RTX.
5823 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
5824 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
5825 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
5826 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
5828 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
5829 sse_reg_operand as operand 0 predicate.
5831 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
5832 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
5833 instead of gen_rtx_REG.
5834 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
5837 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5839 * function.c (emit_use_return_register_into_block): Delete.
5840 (gen_return_pattern): Delete.
5841 (emit_return_into_block): Delete.
5842 (active_insn_between): Delete.
5843 (convert_jumps_to_returns): Delete.
5844 (emit_return_for_exit): Delete.
5845 (thread_prologue_and_epilogue_insns): Delete all code dealing with
5846 simple_return for shrink-wrapped blocks.
5847 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
5848 end of blocks that need one.
5849 (get_unconverted_simple_return): Delete.
5850 (convert_to_simple_return): Delete.
5851 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
5852 (convert_to_simple_return): Ditto.
5854 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5856 * cfgcleanup.c (bb_is_just_return): New function.
5857 (try_optimize_cfg): Simplify jumps to return, branches to return,
5858 and branches around return.
5860 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5862 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
5865 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5869 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
5870 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
5871 assert flags & OEP_HASH_CHECK, instead of asserting it
5872 never happens. Handle TARGET_EXPR.
5873 * fold-const.c (operand_equal_p): For hash verification,
5874 or in OEP_HASH_CHECK into flags.
5876 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
5878 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
5880 (compute_samebase_partition_bases): Fix typo.
5882 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5884 * config/i386/sse.md (vec_interleave_highv8sf,
5885 vec_interleave_lowv8sf, vec_interleave_highv4df,
5886 vec_interleave_lowv4df): Remove constraints from expanders.
5888 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
5890 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5892 * tree-inline.c (expand_call_inline): Fix path dealing with
5893 making lhs of call statement undefined.
5895 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5897 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
5898 Check availability on NODE, too.
5899 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
5900 (cgraph_node::call_for_symbol_and_aliases): Likewise.
5901 (varpool_node::call_for_symbol_and_aliase): Likewise.
5902 * ipa-pure-const.c (add_new_function): Analyze all bodies.
5903 (propagate_pure_const): Propagate across interposable functions, too.
5904 (skip_function_for_local_pure_const): Do not skip interposable bodies
5906 (pass_local_pure_const::execute): Update.
5908 2016-05-04 Marek Polacek <polacek@redhat.com>
5910 * doc/invoke.texi: Document -Wdangling-else.
5912 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5914 * config.gcc: Error out when conflicting multilib is detected. Do not
5915 loop over multilibs since no combination is legal.
5917 2016-05-04 Alan Modra <amodra@gmail.com>
5919 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
5920 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
5921 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5924 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
5926 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
5927 Clean up p5600 comments.
5929 2016-05-04 Richard Biener <rguenther@suse.de>
5931 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
5932 constructor simplifications.
5933 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
5935 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
5937 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
5938 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
5939 result.set_rtx is null instead of aborting.
5940 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
5942 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
5943 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
5944 *mov<mode>_store_postinc): New patterns.
5946 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
5948 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
5949 as commutative. Check both conversions are NOP.
5950 ((A & B) OP (C & B)): Remove.
5952 2016-05-04 Alan Modra <amodra@gmail.com>
5954 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
5956 2016-05-04 Alan Modra <amodra@gmail.com>
5959 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
5960 when cr2,3,4 are all fixed regs.
5962 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
5964 PR rtl-optimization/57193
5965 * opts.c (default_options_table): Revert OPT_frename_registers change.
5966 * doc/invoke.texi (-frename-registers, -O2): Likewise.
5968 2016-05-03 Martin Sebor <msebor@redhat.com>
5971 * builtins.c (fold_builtin_FILE): New function.
5972 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
5973 (fold_builtin_0): Call them.
5974 * gimplify.c (gimplify_call_expr): Remove the handling of
5975 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
5978 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
5979 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
5983 * doc/extend.texi (Function Names as Strings): Update __func__,
5984 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
5987 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5988 Richard Biener <rguenther@suse.de>
5990 PR tree-optimization/70916
5991 * tree-if-conv.c: Include cfganal.h.
5992 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
5993 and remove_fake_exit_edges around the optimization pass.
5995 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
5997 * cgraph.c (symbol_table::create_edge): Set inline_failed.
5998 (cgraph_edge::make_direct): Likewise.
5999 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
6000 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
6001 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
6002 (CIF_THUNK): New code.
6003 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
6004 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
6005 (compute_inline_parameters): Set inline_failed for thunks.
6006 (inline_analyze_function): Cleanup.
6007 * ipa-inline.c (can_inline_edge_p): Do not deal with
6008 call_stmt_cannot_inline_p.
6009 (can_early_inline_edge_p): Likewise.
6010 (early_inliner): Initialize inline_failed.
6011 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
6013 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
6015 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
6016 from nonimm_ssenomem_operand.
6017 (nonimm_ssenomem_operand): New predicate.
6018 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
6019 as operand 0 predicate.
6020 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
6021 Disable unsupported alternatives using "enabled" attribute.
6022 Use register_ssemem_operand as operand 0 predicate.
6023 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
6025 2016-05-03 Marek Polacek <polacek@redhat.com>
6028 * input.c (expansion_point_location): New function.
6029 * input.h (expansion_point_location): Declare.
6031 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6033 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6034 occurence with frame_offset_ ones.
6036 2016-05-03 Alan Modra <amodra@gmail.com>
6038 PR rtl-optimization/70890
6039 * ira.c (combine_and_move_insns): When moving def_insn, remove
6042 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6044 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6045 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6046 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6047 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6049 2016-05-03 Alan Modra <amodra@gmail.com>
6051 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6052 for SAVE_MULTIPLE/STORE_MULTIPLE.
6054 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6056 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6057 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6059 2016-05-03 Richard Biener <rguenther@suse.de>
6061 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6063 (gimplify_arg): Likewise.
6064 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6065 re-writing the result to a decl if required.
6066 (internal_get_tmp_var): Add allow_ssa parameter
6067 and override into_ssa with it.
6068 (get_formal_tmp_var): Adjust.
6069 (get_initialized_tmp_var): Add allow_ssa parameter.
6070 (gimplify_arg): Add allow_ssa parameter and avoid generating
6071 SSA names for the result false.
6072 (gimplify_call_expr): If the call may return twice do not
6073 gimplify parameters into SSA.
6074 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6075 (gimplify_modify_expr): Adjust assert. For noreturn calls
6076 with a SSA name LHS adjust its def.
6077 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6078 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6079 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6080 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6081 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6082 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6083 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6084 (optimize_target_teams): Do not allow SSA names for clause operands.
6085 (gimplify_expr): Likewise for where we mark the result addressable.
6086 * passes.def (pass_init_datastructures): Remove.
6087 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6088 (rewrite_stmt): Likewise.
6089 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6090 (replace_locals_op): Replace SSA names.
6091 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6092 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6093 * cgraph.c (release_function_body): Free CFG annotations only
6094 when we have a CFG. Simplify.
6095 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6096 force_gimple_operand instead of get_initialized_tmp_var.
6097 * tree-pass.h (make_pass_init_datastructures): Remove.
6098 * tree-ssa.c (execute_init_datastructures): Remove.
6099 (pass_data_init_datastructures): Likewise.
6100 (class pass_init_datastructures): Likewise.
6101 (make_pass_init_datastructures): Likewise.
6102 * omp-low.c (create_omp_child_function): Init SSA data structures.
6103 (grid_expand_target_grid_body): Likewise.
6104 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6105 name before adding it to names_to_release.
6106 (remove_bb): Always release SSA defs.
6107 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6108 before dereferencing it.
6109 * cgraphunit.c (init_lowered_empty_function): Always
6110 int SSA data structures.
6111 * tree-ssanames.c (release_defs): Remove assert that we are in
6113 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6115 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6116 Uros Bizjak <ubizjak@gmail.com>
6118 PR rtl-optimization/70467
6119 * config/i386/predicates.md (x86_64_hilo_int_operand,
6120 x86_64_hilo_general_operand): New predicates.
6121 * config/i386/constraints.md (Wd): New constraint.
6122 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6123 (general_hilo_operand): New mode attr.
6124 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6125 instead of <general_operand>.
6126 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6127 x86_64_hilo_general_operand instead of <general_operand>.
6129 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6131 PR tree-optimization/70916
6132 * tree-if-conv.c (constant_or_ssa_name): Removed.
6133 (fold_build_cond_expr): Use is_gimple_val instead of
6134 constant_or_ssa_name.
6136 PR tree-optimization/70916
6137 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6138 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6141 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6142 (optimize_atomic_bit_test_and): New function.
6143 (pass_fold_builtins::execute): Use it.
6144 * optabs.def (atomic_bit_test_and_set_optab,
6145 atomic_bit_test_and_complement_optab,
6146 atomic_bit_test_and_reset_optab): New optabs.
6147 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6148 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6149 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6150 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6151 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6152 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6153 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6154 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6155 atomic_bit_test_and_complement@var{mode},
6156 atomic_bit_test_and_reset@var{mode}): Document.
6157 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6158 atomic_bit_test_and_complement<mode>,
6159 atomic_bit_test_and_reset<mode>): New expanders.
6160 (atomic_bit_test_and_set<mode>_1,
6161 atomic_bit_test_and_complement<mode>_1,
6162 atomic_bit_test_and_reset<mode>_1): New insns.
6164 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6166 PR rtl-optimization/70687
6167 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6168 instead of unsigned HOST_WIDE_INT.
6170 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6172 PR rtl-optimization/44281
6173 * hard-reg-set.h (struct target_hard_regs): New field
6174 x_fixed_nonglobal_reg_set.
6175 (fixed_nonglobal_reg_set): New macro.
6176 * reginfo.c (init_reg_sets_1): Initialize it.
6177 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6179 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6181 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6183 PR tree-optimization/56541
6184 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6185 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6186 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6187 (any_complicated_phi): new static variable.
6188 (aggressive_if_conv): delete.
6189 (if_convertible_phi_p): support phis with more than two arguments.
6190 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6191 critical pred edges.
6192 (ifcvt_split_critical_edges): support phis with more than two
6193 arguments by checking new parameter. only split critical edges
6195 (tree_if_conversion): handle simd pragma marked loop using new
6196 local variable aggressive_if_conv. check any_complicated_phi.
6198 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6200 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6203 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6205 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6208 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6210 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6211 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6212 define_insn_and_split.
6213 (mulsi3_i): New define_insn_and_split.
6214 (mulsi3_call): Convert to define_insn.
6215 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6218 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6220 * machmode.h (mode_complex): Add support to give the complex mode
6222 (GET_MODE_COMPLEX_MODE): Likewise.
6223 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6224 stored by build_complex_type and gfc_build_complex_type instead of
6225 trying to figure out the appropriate mode based on the size. Raise
6226 an assertion error, if the type was not set.
6227 * genmodes.c (struct mode_data): Add field for the complex type of
6229 (blank_mode): Likewise.
6230 (make_complex_modes): Remember the complex mode created in the
6232 (emit_mode_complex): Write out the mode_complex array to map a
6233 type mode to the complex version.
6234 (emit_insn_modes_c): Likewise.
6235 * tree.c (build_complex_type): Set the complex type to use before
6236 calling layout_type.
6237 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6238 support for __float128 complex datatypes.
6239 (rs6000_hard_regno_mode_ok): Likewise.
6240 (rs6000_setup_reg_addr_masks): Likewise.
6241 (rs6000_complex_function_value): Likewise.
6242 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6243 __float128 and __ibm128 complex.
6244 (FLOAT128_IBM_P): Likewise.
6245 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6246 * doc/extend.texi (Additional Floating Types): Document that
6247 -mfloat128 must be used to enable __float128. Document complex
6248 __float128 and __ibm128 support.
6250 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6253 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6254 char/short arguments promoted to int because of promote_prototypes.
6256 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6258 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6259 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6260 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6261 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6262 alternatives using "enabled" attribute. Use register_ssemem_operand
6263 as operand 1 predicate.
6264 (*cmpi<unord>xf_i387): Split XFmode pattern from
6265 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6266 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6267 *absneg<mode>2_i387. Disable unsupported alternatives using
6268 "enabled" attribute.
6269 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6271 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6273 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6275 (oacc_loop_process): Check mask for loop termination.
6277 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6279 * cif-code.def (CIF_THUNK): Add.
6280 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6283 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6285 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6286 (dump_inline_summary): Dump it.
6287 (fp_expression_p): New predicate.
6288 (estimate_function_body_sizes): Use it.
6289 (inline_merge_summary): Merge fp_expressions.
6290 (inline_read_section): Read fp_expressions.
6291 (inline_write_summary): Write fp_expressions.
6292 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6293 codegen boundary if either caller or callee is !fp_expressions.
6294 * ipa-inline.h (inline_summary): Add fp_expressions.
6295 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6296 to fp_expressions be sure the fp generation flags are updated.
6298 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6300 PR rtl-optimization/70467
6301 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6303 PR rtl-optimization/70467
6304 * ipa-pure-const.c (check_call): Handle internal calls even in
6305 ipa mode like in local mode.
6307 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6309 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6311 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6313 * match.pd (X u< X, X u> X): New transformations.
6315 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6317 * flag-types.h (enum warn_strict_overflow_code): Move ...
6318 * coretypes.h: ... here.
6319 * fold-const.h (fold_overflow_warning): Declare.
6320 * fold-const.c (fold_overflow_warning): Make non-static.
6321 (fold_comparison): Move the transformation of X +- C1 CMP C2
6322 into X CMP C2 -+ C1 ...
6323 * match.pd: ... here.
6324 * gimple-fold.c (fold_stmt_1): Protect with
6325 fold_defer_overflow_warnings.
6327 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6329 * omp-low.c (struct oacc_loop): Add 'inner' field.
6330 (new_oacc_loop_raw): Initialize it to zero.
6331 (oacc_loop_fixed_partitions): Initialize it.
6332 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6333 available partitioning.
6335 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6337 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6339 (umulsidi3): Likewise.
6340 (indirect_jump): Fix jump instruction assembly patterns.
6342 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6345 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6346 (nvptx_function_value): Assert non-NULL cfun.
6348 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6350 PR rtl-optimization/70886
6351 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6353 * cselib.h (rtx_equal_for_cselib_1): Declare.
6354 (rtx_equal_for_cselib_p: New inline function.
6355 * cselib.c (rtx_equal_for_cselib_p): Delete.
6356 (rtx_equal_for_cselib_1): Make public.
6358 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6360 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6361 (register_mixssei387nonimm_operand): Remove predicate.
6362 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6363 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6364 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6365 for TARGET_MIX_SSE_I387 alternatives.
6366 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6367 Disable unsupported alternatives using "enabled" attribute. Use
6368 nonimm_ssenomem_operand as operand 1 predicate. Also check
6369 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6371 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6373 * tree.c (cst_and_fits_in_hwi): Simplify.
6375 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6377 * tree.h (wi::to_wide): New function.
6378 * expr.c (expand_expr_real_1): Use wi::to_wide.
6379 * fold-const.c (int_const_binop_1): Likewise.
6380 (extract_muldiv_1): Likewise.
6382 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6384 * wide-int.h: Update offset_int and widest_int documentation.
6385 (WI_SIGNED_SHIFT_RESULT): New macro.
6386 (wi::binary_shift): Define signed_shift_result_type for
6387 shifts on offset_int- and widest_int-like types.
6388 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6389 * tree.h (int_bit_position): Use shift operators instead of wi::
6391 * alias.c (adjust_offset_for_component_ref): Likewise.
6392 * expr.c (get_inner_reference): Likewise.
6393 * fold-const.c (fold_comparison): Likewise.
6394 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6395 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6396 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6397 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6398 (stmt_kills_ref_p): Likewise.
6399 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6400 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6401 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6402 (ao_ref_init_from_vn_reference): Likewise.
6404 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6406 * wide-int.h: Update offset_int and widest_int documentation.
6407 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6408 (wi::binary_traits): Allow ordered comparisons between offset_int and
6409 offset_int, between widest_int and widest_int, and between either
6410 of these types and basic C types.
6411 (operator <, <=, >, >=): Define for the same combinations.
6412 * tree.h (tree_int_cst_lt): Use comparison operators instead
6413 of wi:: comparisons.
6414 (tree_int_cst_le): Likewise.
6415 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6416 (fold_nonarray_ctor_reference): Likewise.
6417 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6418 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6419 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6420 * tree-sra.c (completely_scalarize): Likewise.
6421 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6422 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6423 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6424 (check_for_binary_op_overflow): Likewise.
6425 (search_for_addr_array): Likewise.
6426 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6428 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6430 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6431 (arc_save_restore): Likewise.
6432 (arc_dwarf_register_span): Likewise.
6433 (arc_output_pic_addr_const): Initialize suffix variable.
6435 2016-05-02 Martin Liska <mliska@suse.cz>
6437 * symbol-summary.h (function_summary::function_summary):
6438 Remove checking assert for all cgraph nodes.
6439 (function_summary::get): Check summary_uid.
6440 (symtab_insertion): Check summary_uid.
6442 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6444 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6445 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6447 (arc_dwarf_register_span): Remove enum keyword.
6448 (compact_memory_operand_p): New function.
6449 * config/arc/arc.h (reg_class): Add code density register classes.
6450 (REG_CLASS_NAMES): Likewise.
6451 (REG_CLASS_CONTENTS): Likewise.
6452 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6453 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6454 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6455 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6456 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6458 (h, Rcd, Rsd, Rzd): New register constraints.
6459 (T): Use compact_memory_operand_p function.
6460 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6462 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6464 * config/sh/sh.md (*negnegt, *movtt): Remove.
6466 2016-05-02 Marek Polacek <polacek@redhat.com>
6467 Tom de Vries <tom@codesourcery.com>
6469 PR tree-optimization/70700
6470 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6471 bigger than FIRST_REF_NODE.
6473 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6476 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6478 (prepare_cbranch_operands): Don't use scratch register. Assume that
6479 function is used when pseudos can be created.
6480 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6481 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6482 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6483 define_expand. Allow it only when pseudos can be created.
6484 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6486 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6488 * config/i386/constraints.md (BC): Only allow -1 operands.
6489 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6490 Add "enabled" attribute. Update XI mode attribute calculation.
6491 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6492 (*movoi_internal_avx): Update XI mode attribute calculation.
6493 (*movti_internal): Ditto.
6495 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6497 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6498 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6500 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6502 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6503 statement on instruction code. Remove trailing spaces.
6504 (altivec_expand_stv_builtin): Likewise.
6506 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6508 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6509 (TARGET_FPU_DOUBLE): Simplify.
6510 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6511 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6512 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6513 with 'TARGET_FPU_DOUBLE'.
6514 * config/sh/sh.md: Likewise.
6516 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6518 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6519 SH_DIV_STR_FOR_SIZE): Remove.
6520 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6521 SH_DIV_STR_FOR_SIZE): Remove.
6523 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6525 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6526 logical_reg_operand): Delete.
6527 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6528 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6529 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6530 match_operand and match_test.
6531 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6532 variables on their first use. Return bool values.
6533 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6534 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6535 arith_reg_operand for input operand. Remove empty constraints.
6537 (*xorsi3_compact): Rename to xorsi3.
6538 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6539 (*zero_extend<mode>si2_disp_mem): Update comment.
6542 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6544 * config/sh/t-sh: Remove SH5 support.
6545 * config.gcc: Likewise.
6546 * configure: Likewise.
6548 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6550 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6552 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6554 * config/sh/sh.c (register_sh_passes, sh_option_override,
6555 sh_print_operand, prepare_move_operands,
6556 sh_can_follow_jump): Remove TARGET_SH1 checks.
6557 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6558 PROMOTE_MODE): Likewise.
6559 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6562 2016-04-30 Alan Modra <amodra@gmail.com>
6564 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6565 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6566 Check for user regs later to avoid unnecessary looping over regs.
6567 Merge user reg check with non-saved reg check. Don't force
6568 inline VR restore when static chain used.
6569 (rs6000_frame_related): Omit eh_frame info for user regs when
6571 (fixed_regs_p): Delete.
6573 2016-04-30 Alan Modra <amodra@gmail.com>
6575 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
6576 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
6579 2016-04-30 Alan Modra <amodra@gmail.com>
6582 * config/rs6000/rs6000.c (fixed_reg_p): New function.
6583 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
6586 2016-04-30 Alan Modra <amodra@gmail.com>
6588 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6589 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
6590 flag_pic test for Darwin.
6592 2016-04-30 Alan Modra <amodra@gmail.com>
6594 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
6595 throw_calls_crossed.
6596 (REG_FREQ_CALLS_CROSSED): Delete.
6597 (REG_N_THROWING_CALLS_CROSSED): Delete.
6598 * regstat.c (regstat_bb_compute_ri): Don't calculate
6599 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
6600 (dump_reg_info): Don't print call cross frequency.
6601 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
6602 and REG_N_THROWING_CALLS_CROSSED.
6604 2016-04-30 Alan Modra <amodra@gmail.com>
6606 * regs.h (struct reg_info_t): Delete live_length.
6607 (REG_LIVE_LENGTH): Delete macro.
6608 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
6609 local_live, local_processed and local_live_last_luid params.
6610 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
6612 (regstat_compute_ri): Adjust for above. Don't set
6614 (dump_reg_info): Don't print live length.
6615 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
6616 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
6617 Localize loop_depth var.
6619 2016-04-30 Alan Modra <amodra@gmail.com>
6621 * ira.c (enum valid_equiv): New.
6622 (validate_equiv_mem): Return enum.
6623 (update_equiv_mem): Create replacement in more cases.
6624 (add_store_equivs): Update validate_equiv_mem call.
6626 2016-04-30 Alan Modra <amodra@gmail.com>
6628 * ira.c (combine_and_move_insns): Rather than scanning insns,
6629 use DF infrastucture to find use and def insns.
6631 2016-04-30 Alan Modra <amodra@gmail.com>
6633 ira.c (combine_and_move_insns): Move invariant conditions..
6634 (ira.c): ..to here. Call combine_and_move_insns before
6635 add_store_equivs. Call grow_reg_equivs later. Allocate
6636 req_equiv later using max_reg_num() rather than global max_regno.
6637 (contains_replace_regs): Delete.
6638 (add_store_equivs): Remove contains_replace_regs test.
6640 2016-04-30 Alan Modra <amodra@gmail.com>
6642 * ira.c (struct equiv_mem_data): New.
6643 (equiv_mem, equiv_mem_modified): Delete static vars.
6644 (validate_equiv_mem_from_store): Use "data" param to communicate..
6645 (validate_equiv_mem): ..from here.
6647 2016-04-30 Alan Modra <amodra@gmail.com>
6649 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
6651 (update_reg_equivs): ..here. Move allocation and freeing of
6652 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
6653 end_alias_analysis to..
6656 2016-04-30 Alan Modra <amodra@gmail.com>
6658 * ira.c (pdx_subregs): Delete.
6659 (struct equivalence): Add pdx_subregs field.
6660 (set_paradoxical_subreg): Remove pdx_subregs param. Update
6662 (update_equiv_regs): Don't create or free pdx_subregs. Update
6665 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6667 * config/rs6000/altivec.h: Change definitions of vec_xl and
6669 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
6670 (LD_ELEMREV_V2DI): New.
6671 (LD_ELEMREV_V4SF): New.
6672 (LD_ELEMREV_V4SI): New.
6673 (LD_ELEMREV_V8HI): New.
6674 (LD_ELEMREV_V16QI): New.
6675 (ST_ELEMREV_V2DF): New.
6676 (ST_ELEMREV_V2DI): New.
6677 (ST_ELEMREV_V4SF): New.
6678 (ST_ELEMREV_V4SI): New.
6679 (ST_ELEMREV_V8HI): New.
6680 (ST_ELEMREV_V16QI): New.
6683 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6684 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
6685 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
6686 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
6687 (altivec_expand_builtin): Add handling for
6688 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
6689 (rs6000_invalid_builtin): Add error-checking for
6690 RS6000_BTM_P9_VECTOR.
6691 (altivec_init_builtins): Define builtins used to implement vec_xl
6693 (rs6000_builtin_mask_names): Define power9-vector.
6694 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
6695 (RS6000_BTM_P9_VECTOR): Define.
6696 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
6697 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
6698 (vsx_ld_elemrev_v2df): Likewise.
6699 (vsx_ld_elemrev_v4sf): Likewise.
6700 (vsx_ld_elemrev_v4si): Likewise.
6701 (vsx_ld_elemrev_v8hi): Likewise.
6702 (vsx_ld_elemrev_v16qi): Likewise.
6703 (vsx_st_elemrev_v2df): Likewise.
6704 (vsx_st_elemrev_v2di): Likewise.
6705 (vsx_st_elemrev_v4sf): Likewise.
6706 (vsx_st_elemrev_v4si): Likewise.
6707 (vsx_st_elemrev_v8hi): Likewise.
6708 (vsx_st_elemrev_v16qi): Likewise.
6709 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
6712 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
6714 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
6716 (simplify_control_stmt_condition_1): ... here. Recurse into
6717 BIT_AND_EXPRs and BIT_IOR_EXPRs.
6719 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
6722 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
6723 (zero_extendqi<mode>2_dot): Revert earlier conversion from
6724 define_insn_and_split to define_insn.
6725 (zero_extendqi<mode>2_dot2): Same.
6726 (extendqi<mode>2_dot): Same.
6727 (extendqi<mode>2_dot2): Same.
6729 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6731 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
6732 (probe_stack): New expander.
6733 (probe_stack_<mode>): New insn pattern.
6735 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6737 * config/i386/i386.md
6738 (operations with memory inputs setting flags peephole2):
6739 Remove uneeded REG_P checks. Cleanup pattern generation.
6741 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
6743 * tree-vect-loop.c (vect_transform_loop): Fix
6744 nb_iterations_upper_bound computation for vectorized loop.
6746 2016-04-29 Marek Polacek <polacek@redhat.com>
6747 Jakub Jelinek <jakub@redhat.com>
6750 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
6751 TARGET_EXPR_SLOT as a base.
6753 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
6755 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
6756 with 'rCm2' constraints to limit possible immediate size.
6757 (*load_zeroextendqisi_update): Likewise.
6758 (*load_signextendqisi_update): Likewise.
6759 (*loadhi_update): Likewise.
6760 (*load_zeroextendhisi_update): Likewise.
6761 (*load_signextendhisi_update): Likewise.
6762 (*loadsi_update): Likewise.
6763 (*loadsf_update): Likewise.
6765 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6767 * config/i386/predicates.md (constm1_operand): Fix comparison.
6769 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6771 * testsuite/gcc.target/arc/ieee_eq.c: New test.
6773 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
6775 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
6776 remaining SH5 related settings.
6777 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
6778 shmedia_prepare_call_address): Delete.
6779 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
6780 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
6781 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
6782 UNSUPPORTED_SH2A): Remove m5 checks.
6783 (sh_divide_strategy_e): Remove SH5 division strategies.
6784 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
6785 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
6787 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6789 * config/s390/s390.c (s390_rtx_costs): Update documentation.
6791 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6793 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
6794 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
6796 * config/s390/vector.md ("mov<mode>"): Likewise.
6798 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
6800 * config/s390/constraints.md ("U", "W"): Invoke
6801 s390_mem_constraint with "ZR" and "ZT".
6802 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
6803 addresses when using LRA. Accept also short displacements for S
6804 and T constraints. Do not check for long displacement target for
6805 S and T constraints.
6806 (s390_mem_constraint): Remove handling of U and W constraints.
6807 * config/s390/s390.md (various patterns): Remove the short
6808 displacement constraints (Q and R) if a long displacement
6809 constraint is present. Add longdisp as required CPU capability.
6810 * config/s390/vector.md: Likewise.
6811 * config/s390/vx-builtins.md: Likewise.
6813 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6816 * reload1.c (reload): Call finish_spills before
6817 restarting reload loop. Skip select_reload_regs
6818 if update_eliminables_and_spill returns true.
6820 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6822 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
6823 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
6824 (umulhisi3_imm): Update predicates and constraint letters.
6825 (umulhisi3_reg): Declare instruction as commutative.
6826 * config/arc/constraints.md (J12, J16): New constraints.
6827 * config/arc/predicates.md (short_unsigned_const_operand): New
6829 (arc_short_operand): Likewise.
6830 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
6832 2016-04-29 Richard Biener <rguenther@suse.de>
6834 PR tree-optimization/13962
6835 PR tree-optimization/65686
6836 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
6837 * tree-ssa-alias.c (ptrs_compare_unequal): New function
6838 using PTA to compare pointers.
6839 * match.pd: Add pattern for pointer equality compare simplification
6840 using ptrs_compare_unequal.
6842 2016-04-29 Richard Biener <rguenther@suse.de>
6844 * stor-layout.c (layout_type): Do not build a pointer-to-element
6847 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6849 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
6850 Use SWI mode iterator. Use general_reg_operand predicate.
6851 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
6852 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
6855 2016-04-29 Jakub Jelinek <jakub@redhat.com>
6858 * fold-const.c (operand_equal_p): Don't verify hash value equality
6860 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
6863 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6866 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
6867 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
6868 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
6869 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
6870 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
6872 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6874 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
6875 to info. Don't initialize separate fields to 0. Clean up
6878 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6880 * config/i386/i386.md (peephole2s for operations with memory inputs):
6881 Use SWI mode iterator.
6882 (peephole2s for operations with memory outputs): Ditto.
6883 Do not check for stack checking probe.
6885 (probe_stack): Remove expander.
6887 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6888 Andrew Burgess <andrew.burgess@embecosm.com>
6890 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
6891 operands as 32-bits.
6893 2016-04-28 Jason Merrill <jason@redhat.com>
6895 * gdbinit.in: Skip line-map.h.
6897 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6898 Andrew Burgess <andrew.burgess@embecosm.com>
6900 * config/arc/arc.c (arc_conditional_register_usage): Take
6901 TARGET_RRQ_CLASS into account.
6902 (arc_print_operand): Support printing 'p' and 's' operands.
6903 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
6905 (TARGET_RRQ_CLASS): Define.
6906 (IS_POWEROF2_OR_0_P): Define.
6907 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
6909 (*tst_movb): New define_insn.
6910 (*tst): Avoid recognition if it could prevent '*tst_movb'
6911 combination; replace c/CnL with c/Chs alternative.
6912 (*tst_bitfield_tst): New define_insn.
6913 (*tst_bitfield_asr): New define_insn.
6914 (*tst_bitfield): New define_insn.
6915 (andsi3_i): Add Rrq variant.
6916 (extzv): New define_expand.
6917 (insv): New define_expand.
6918 (*insv_i): New define_insn.
6919 (*movb): New define_insn.
6920 (*movb_signed): New define_insn.
6921 (*movb_high): New define_insn.
6922 (*movb_high_signed): New define_insn.
6923 (*movb_high_signed + 1): New define_split pattern.
6924 (*mrgb): New define_insn.
6925 (*mrgb + 1): New define_peephole2 pattern.
6926 (*mrgb + 2): New define_peephole2 pattern.
6927 * config/arc/arc.opt (mbitops): New option for nps400, uses
6928 TARGET_NPS_BITOPS_DEFAULT.
6929 * config/arc/constraints.md (q): Make register class conditional.
6930 (Rrq): New register constraint.
6931 (Chs): New constraint.
6932 (Clo): New constraint.
6933 (Chi): New constraint.
6934 (Cbf): New constraint.
6935 (Cbn): New constraint.
6936 (C18): New constraint.
6937 (Cbi): New constraint.
6939 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6941 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
6943 (bitmap_intersection_of_preds): Ditto.
6944 (bitmap_union_of_succs): Ditto.
6945 (bitmap_union_of_preds): Ditto.
6946 * sbitmap.c (do_popcount): Delete.
6947 (BITMAP_DEBUGGING): Delete.
6948 (sbitmap_verify_popcount): Delete.
6949 (sbitmap_alloc): Don't initialize the popcount field.
6950 (sbitmap_alloc_with_popcount): Delete.
6951 (sbitmap_resize): Don't resize the popcount array.
6952 (sbitmap_vector_alloc): Don't initialize the popcount field.
6953 (bitmap_copy): Don't copy the popcount array.
6954 (bitmap_clear): Don't clear the popcount array.
6955 (bitmap_clear): Delete the popcount array handling.
6956 (bitmap_ior_and_compl): Delete the popcount assert.
6957 (bitmap_not): Ditto.
6958 (bitmap_and_compl): Ditto.
6959 (bitmap_and): Delete the popcount array handling.
6960 (bitmap_xor): Ditto.
6961 (bitmap_ior): Ditto.
6962 (bitmap_or_and): Delete the popcount assert.
6963 (bitmap_and_or): Ditto.
6964 (popcount_table): Delete.
6965 (sbitmap_elt_popcount): Delete.
6966 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
6967 (bitmap_set_bit): Delete the popcount assert.
6968 (bitmap_clear_bit): Ditto.
6969 (sbitmap_free): Don't free the popcount array.
6970 (sbitmap_alloc_with_popcount): Delete declaration.
6971 (sbitmap_popcount): Ditto.
6973 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6974 Andrew Burgess <andrew.burgess@embecosm.com>
6976 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
6977 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
6978 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
6979 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
6980 * config/arc/arc.opt (mcmem): New option.
6981 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
6982 supply length for r/m alternative.
6983 (*extendqisi2_ac): Likewise.
6984 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
6986 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
6987 (movhi_insn): Likewise.
6988 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
6989 (*zero_extendqihi2_i): Add r/Ucm alternative.
6990 (*zero_extendqisi2_ac): Likewise.
6991 (*zero_extendhisi2_i): Likewise.
6992 * config/arc/constraints.md (Uex): New memory constraint.
6993 (Ucm): New define_constraint.
6994 * config/arc/predicates.md (long_immediate_loadstore_operand):
6995 Return 0 for MEM with cmem_address address.
6996 (cmem_address_0): New predicates.
6997 (cmem_address_1): Likewise.
6998 (cmem_address_2): Likewise.
6999 (cmem_address): Likewise.
7001 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7003 * config/rs6000/rs6000.c (machine_function): Rename
7004 insn_chain_scanned_p to spe_insn_chain_scanned_p.
7005 (rs6000_stack_info): Adjust.
7007 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7008 Andrew Burgess <andrew.burgess@embecosm.com>
7010 * config/arc/constraints.md (Usd): Convert to define_constraint.
7014 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7017 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
7018 Add new peephole2 where the first insn is *mov<mode>_or instead of
7019 *mov<mode>_internal.
7021 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
7023 * tracer.c (bb_seen): Make static.
7025 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7027 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7028 support, setup defaults.
7029 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7030 * config/arc/arc.c (arc_init): Add NPS400 support.
7031 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7032 (TARGET_ARC700): NPS400 is also an ARC700.
7033 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7035 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7038 * config/nds32/nds32.md (casesi): Don't access the operands array
7041 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7043 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7044 (or $-1,reg peephole2): Ditto.
7045 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7047 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7049 * doc/extend.texi (Common Function Attributes) [optimize]:
7050 Discourage use of the optimize attribute.
7052 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7054 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7055 special case builtin.
7056 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7057 ALTIVEC_BUILTIN_VEC_ADDE.
7058 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7059 support for ALTIVEC_BUILTIN_VEC_ADDE.
7060 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7061 for __builtin_vec_adde.
7063 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7065 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7066 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7068 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7071 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7072 attributes): Document cilkplus_runtime.
7074 2016-04-28 Martin Jambor <mjambor@suse.cz>
7076 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7077 this function. Call verify_expr on MEM_REFs and bases of other
7080 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7082 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7083 for WORD_REGISTER_OPERATIONS to runtime check.
7085 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7087 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7089 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7091 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7092 big-endian compilation.
7093 * config/arc/arc.md (addf3): Likewise.
7097 2016-04-28 Richard Biener <rguenther@suse.de>
7099 PR tree-optimization/70840
7100 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7101 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7102 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7103 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7105 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7107 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7108 and explain why in a comment.
7110 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7112 * config/arc/arc.md (cpu_facility): Add fpx variant.
7113 (subdf3): Prohibit use reverse sub when assist operations option
7115 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7116 instructions only when FPX is enabled.
7117 * testsuite/gcc.target/arc/trsub.c: New test.
7119 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7121 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7122 mult_operator when calculating "type" attribute.
7123 (*fop_<mode>_1_i387): Ditto.
7124 (*fop_xf_1_i387): Ditto.
7125 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7126 Use std::swap to swap operands. Use RTL expressions to generate
7129 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7130 Joern Rennecke <joern.rennecke@embecosm.com>
7132 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7134 (emit_pic_move): Remove.
7135 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7136 * config/arc/arc.c (emit_pic_move): Removed.
7137 (TARGET_HAVE_TLS): Define.
7138 (arc_conditional_register_usage): Test for arc_tp_regno.
7139 (arc_print_operand, arc_print_operand_address): Handle TLS
7141 (arc_needs_pcl_p): New function.
7142 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7143 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7144 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7145 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7146 (arc_legitimize_tls_address): Likewise.
7147 (DTPOFF_ZERO_SYM): Define.
7148 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7149 (arc_output_pic_addr_const): Print TLS unspecs.
7150 (prepare_pic_move): New function, replaces emit_pic_move.
7151 (arc_legitimate_constant_p): Handle TLS unspecs.
7152 (arc_legitimate_address_p): Likewise.
7153 (arc_rewrite_small_data_p): Use assert for TLS constants.
7154 (prepare_move_operands): Use prepare_pic_move.
7155 (arc_legitimize_address): Legitimize tls addresses.
7156 (arc_epilogue_uses): Check for arc_tp_regno.
7157 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7158 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7160 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7162 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7163 %(arc_tls_extra_start_spec).
7164 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7165 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7167 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7168 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7169 (UNSPEC_TLS_OFF): Add.
7171 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7172 (get_thread_pointersi): New patterns.
7173 * config/arc/arc.opt (mtp-regno): New option.
7174 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7175 (move_dest_operand): Likewise.
7176 * configure: Regenerate.
7177 * configure.ac: Add arc*-*-* case to test for tls.
7178 * doc/invoke.texi (ARC options): Document mtp-regno.
7180 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7182 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7183 the new ARC HS SIMD instructions.
7184 (arc_preferred_simd_mode): New function.
7185 (arc_autovectorize_vector_sizes): Likewise.
7186 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7187 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7188 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7189 (arc_init_builtins): Add new SIMD builtin types.
7190 (arc_split_move): Handle 64 bit vector moves.
7191 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7192 (TARGET_PLUS_QMACW): Define.
7193 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7194 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7195 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7196 (VSUBADD4H): New builtins.
7197 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7198 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7200 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7201 Matthias Klose <doko@debian.org>
7203 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7205 2016-04-28 Richard Biener <rguenther@suse.de>
7208 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7211 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7213 * common/config/sh/sh-common.c: Remove SH5 support.
7214 * config/sh/constraints.md: Likewise.
7215 * config/sh/config/sh/elf.h: Likewise.
7216 * config/sh/linux.h: Likewise.
7217 * config/sh/netbsd-elf.h: Likewise.
7218 * config/sh/predicates.md: Likewise.
7219 * config/sh/sh-c.c: Likewise.
7220 * config/sh/sh-protos.h: Likewise.
7221 * config/sh/sh.c: Likewise.
7222 * config/sh/sh.h: Likewise.
7223 * config/sh/sh.md: Likewise.
7224 * config/sh/sh.opt: Likewise.
7225 * config/sh/sync.md: Likewise.
7226 * config/sh/sh64.h: Delete.
7227 * config/sh/shmedia.h: Likewise.
7228 * config/sh/shmedia.md: Likewise.
7229 * config/sh/sshmedia.h: Likewise.
7230 * config/sh/t-netbsd-sh5-64: Likewise.
7231 * config/sh/t-sh64: Likewise.
7232 * config/sh/ushmedia.h: Likewise.
7234 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7236 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7237 general_reg_operand instead of register_operand predicate.
7239 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7241 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7243 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7245 * match.pd (A - B > A, A + B < A): New transformations.
7247 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7249 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7250 which defaults to true. Emit an outer pair of parentheses only if
7251 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7252 don't emit parentheses for the right-hand operand.
7254 2016-04-27 Jeff Law <law@redhat.com>
7256 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7258 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7260 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7261 (altivec_lvx_<mode>_internal): Document.
7262 (altivec_lvx_<mode>_2op): New define_insn.
7263 (altivec_lvx_<mode>_1op): Likewise.
7264 (altivec_lvx_<mode>_2op_si): Likewise.
7265 (altivec_lvx_<mode>_1op_si): Likewise.
7266 (altivec_stvx_<mode>): Remove.
7267 (altivec_stvx_<mode>_internal): Document.
7268 (altivec_stvx_<mode>_2op): New define_insn.
7269 (altivec_stvx_<mode>_1op): Likewise.
7270 (altivec_stvx_<mode>_2op_si): Likewise.
7271 (altivec_stvx_<mode>_1op_si): Likewise.
7272 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7273 Expand vec_ld and vec_st during parsing.
7274 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7276 (altivec_expand_stvx_be): Likewise.
7277 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7278 address-masking behavior in RTL.
7279 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7280 address-masking behavior in RTL.
7281 (altivec_expand_builtin): Change builtin code arguments for calls
7282 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7283 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7284 presence of lvx/stvx patterns.
7285 (alignment_with_canonical_addr): New function.
7286 (alignment_mask): Likewise.
7287 (find_alignment_op): Likewise.
7288 (recombine_lvx_pattern): Likewise.
7289 (recombine_stvx_pattern): Likewise.
7290 (recombine_lvx_stvx_patterns): Likewise.
7291 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7292 stvx patterns from expand.
7293 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7295 (vector_altivec_store_<mode>): Likewise.
7297 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7299 * config/aarch64/aarch64.md
7300 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7301 remove the "fp" attributes.
7302 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7303 add the "simd" attributes.
7304 (*movdf_aarch64): Likewise.
7305 (*movtf_aarch64): Remove the "fp" attributes.
7306 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7307 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7309 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7311 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7312 rtx to rtx_code_label *.
7313 * rtl.h (maybe_set_first_label_num): Likewise.
7315 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7317 * df-core.c (df_add_problem): Make the problem param be const.
7318 (df_remove_problem): Make local "problem" be const.
7319 * df-problems.c (problem_RD): Make const.
7320 (problem_LR): Likewise.
7321 (problem_LIVE): Likewise.
7322 (problem_MIR): Likewise.
7323 (problem_CHAIN): Likewise.
7324 (problem_WORD_LR): Likewise.
7325 (problem_NOTE): Likewise.
7326 (problem_MD): Likewise.
7327 * df-scan.c (problem_SCAN): Likewise.
7328 * df.h (struct df_problem): Make field "dependent_problem" be
7330 (struct dataflow): Likewise for field "problem".
7331 (df_add_problem): Make param const.
7333 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7335 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7336 inter-unit moves to/from vector registers are enabled. Do not disable
7339 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7341 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7342 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7344 (enum df_problem_id): ...this new enum.
7345 (struct df_problem): Convert field "id" from "int" to
7348 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7350 * rtl.def: Update comment for "things in the instruction chain" to
7351 reflect the removal of the leading "i" field for INSN_UID in
7352 r210360. Fix bogus apostrophe.
7354 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7356 * config/i386/i386.md
7357 (lea arith with mem operand + setcc peephole2): Set operator mode.
7359 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7362 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7363 (dimode_scalar_to_vector_candidate_p): This.
7364 (timode_scalar_to_vector_candidate_p): New function.
7365 (scalar_to_vector_candidate_p): Likewise.
7366 (timode_check_non_convertible_regs): Likewise.
7367 (timode_remove_non_convertible_regs): Likewise.
7368 (remove_non_convertible_regs): Likewise.
7369 (remove_non_convertible_regs): Renamed to ...
7370 (dimode_remove_non_convertible_regs): This.
7371 (scalar_chain::~scalar_chain): Make it virtual.
7372 (scalar_chain::compute_convert_gain): Make it pure virtual.
7373 (scalar_chain::mark_dual_mode_def): Likewise.
7374 (scalar_chain::convert_insn): Likewise.
7375 (scalar_chain::convert_registers): Likewise.
7376 (scalar_chain::add_to_queue): Make it protected.
7377 (scalar_chain::emit_conversion_insns): Likewise.
7378 (scalar_chain::replace_with_subreg): Likewise.
7379 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7380 (scalar_chain::convert_op): Likewise.
7381 (scalar_chain::convert_reg): Likewise.
7382 (scalar_chain::make_vector_copies): Likewise.
7383 (scalar_chain::convert_registers): New pure virtual function.
7384 (class dimode_scalar_chain): New class.
7385 (class timode_scalar_chain): Likewise.
7386 (scalar_chain::mark_dual_mode_def): Renamed to ...
7387 (dimode_scalar_chain::mark_dual_mode_def): This.
7388 (timode_scalar_chain::mark_dual_mode_def): New function.
7389 (timode_scalar_chain::convert_insn): Likewise.
7390 (dimode_scalar_chain::convert_registers): Likewise.
7391 (scalar_chain::compute_convert_gain): Renamed to ...
7392 (dimode_scalar_chain::compute_convert_gain): This.
7393 (scalar_chain::replace_with_subreg): Renamed to ...
7394 (dimode_scalar_chain::replace_with_subreg): This.
7395 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7396 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7397 (scalar_chain::make_vector_copies): Renamed to ...
7398 (dimode_scalar_chain::make_vector_copies): This.
7399 (scalar_chain::convert_reg): Renamed to ...
7400 (dimode_scalar_chain::convert_reg ): This.
7401 (scalar_chain::convert_op): Renamed to ...
7402 (dimode_scalar_chain::convert_op): This.
7403 (scalar_chain::convert_insn): Renamed to ...
7404 (dimode_scalar_chain::convert_insn): This.
7405 (scalar_chain::convert): Call convert_registers.
7406 (convert_scalars_to_vector): Change to scalar_chain pointer to
7407 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7408 in 32-bit mode. Delete scalar_chain pointer. Call
7409 free_dominance_info in 64-bit mode.
7410 (pass_stv::gate): Remove TARGET_64BIT check.
7411 (ix86_option_override): Put the 64-bit STV pass before the CSE
7414 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7416 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7417 dw_loc_frame_offset field.
7418 * dwarf2out.c (new_loc_descr): Likewise.
7419 (resolve_args_picking_1): Turn the VISITED hash set into a
7420 FRAME_OFFSET hash map. Use it to associate a frame offset to
7421 visited nodes. Remove uses of the CHECKING_P macro.
7422 (resolve_args_picking): Update call to resolve_args_picking_1.
7424 2016-04-27 Martin Liska <mliska@suse.cz>
7426 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7427 (free_loop_data): Release vuses of groups.
7429 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7431 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7432 instead of redundant use_id and boolean have_use_for.
7433 (struct iv_use): Change sub_id into group_id. Remove field next.
7434 Move fields: related_cands, n_map_members, cost_map and selected
7436 (struct iv_group): ... here. New structure.
7437 (struct iv_common_cand): Use structure declaration directly.
7438 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7439 (MAX_CONSIDERED_USES): Rename macro to ...
7440 (MAX_CONSIDERED_GROUPS): ... here.
7441 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7442 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7443 (dump_uses): Rename to ...
7444 (dump_groups): ... here. Update all uses.
7445 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7446 (find_induction_variables): Refactor format of dump information.
7447 (record_sub_use): Delete.
7448 (record_use): Update all uses.
7449 (record_group): New function.
7450 (record_group_use, find_interesting_uses_op): Call above functions.
7452 (find_interesting_uses_cond): Ditto.
7453 (group_compare_offset): New function.
7454 (split_all_small_groups): Rename to ...
7455 (split_small_address_groups_p): ... here. Update all uses.
7456 (split_address_groups): Update all uses.
7457 (find_interesting_uses): Refactor format of dump information.
7458 (add_candidate_1): Update all uses. Remove redundant check on iv,
7460 (add_candidate, record_common_cand): Remove redundant assert.
7461 (add_iv_candidate_for_biv): Update use.
7462 (add_iv_candidate_derived_from_uses): Update all uses.
7463 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7464 (alloc_use_cost_map): Ditto.
7465 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7466 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7467 (determine_use_iv_cost_generic): Ditto.
7468 (determine_group_iv_cost_generic): Ditto.
7469 (determine_use_iv_cost_address): Ditto.
7470 (determine_group_iv_cost_address): Ditto.
7471 (determine_use_iv_cost_condition): Ditto.
7472 (determine_group_iv_cost_cond): Ditto.
7473 (determine_use_iv_cost): Ditto.
7474 (determine_group_iv_cost): Ditto.
7475 (set_autoinc_for_original_candidates): Update all uses.
7476 (find_iv_candidates): Update all uses. Refactor dump information.
7477 (determine_use_iv_costs): Ditto.
7478 (determine_iv_costs): Ditto.
7479 (iv_ca_cand_for_use): Rename to ...
7480 (iv_ca_cand_for_group): ... here. Update all uses.
7481 (iv_ca_add_use, iv_ca_add_group): Ditto.
7482 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7483 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7484 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7485 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7486 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7487 (create_new_iv, adjust_iv_update_pos): Ditto.
7488 (rewrite_use_address): Delete.
7489 (rewrite_use_address_1): Rename to ...
7490 (rewrite_use_address): ... here.
7491 (rewrite_use_compare): Update all uses.
7492 (rewrite_use): Delete.
7493 (rewrite_uses): Rename to ...
7494 (rewrite_groups): ... here. Update all uses.
7495 (remove_unused_ivs, free_loop_data): Update all uses.
7496 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7498 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7500 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7501 for WORD_REGISTER_OPERATIONS to runtime check.
7503 2016-04-27 Richard Biener <rguenther@suse.de>
7506 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7507 aggregate_value_p to determine if a function result is
7508 returned by reference.
7509 (ipa_pta_execute): Functions having their address taken are
7510 not automatically nonlocal.
7512 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7515 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7516 * fold-const.c (operand_equal_p): If flag_checking and
7517 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7518 and if it returns non-zero, assert iterative_hash_expr on both
7521 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7523 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7525 2016-04-27 Nick Clifton <nickc@redhat.com>
7528 * varasm.c (merge_weak): Generate an error if an attempt is made
7529 to convert a non-weak static function into a weak, public function.
7531 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7533 * params.def (MAX_PARTITION_SIZE): New param.
7534 * doc/invoke.texi: Document lto-max-partition.
7536 2016-04-27 Richard Biener <rguenther@suse.de>
7539 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7540 function cummulating used_from_other_partition, externally_visible
7541 and force_output from aliases.
7542 (refered_from_nonlocal_var): Likewise.
7543 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7544 node flags properly.
7546 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7548 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7549 (-Wmemset-elt-size): New item.
7551 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7554 * stor-layout.h (internal_reference_types): Delete.
7555 * stor-layout.c (reference_types_internal): Likewise.
7556 (internal_reference_types): Likewise.
7557 (layout_type) <REFERENCE_TYPE>: Adjust.
7559 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7562 * tree.h (inchash::add_expr): Add FLAGS argument.
7563 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7564 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7565 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7566 Formatting fix. Adjust recursive calls. For tcc_comparison,
7567 if swap_tree_comparison (code) is smaller than code, hash that
7568 and arguments in the other order. Hash CONVERT_EXPR the same
7569 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7570 of ADDR_EXPR of decl as the decl itself. Add or remove
7571 OEP_ADDRESS_OF from recursive flags as needed. For
7572 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
7573 operands commutatively and only the third one normally.
7574 For internal CALL_EXPR hash in CALL_EXPR_IFN.
7576 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
7578 * config/rtems.h (LIB_SPEC): Add -latomic.
7580 2016-04-27 Joel Sherrill <joel@rtems.org>
7582 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
7583 xilink.ld and flags not relevant to RTEMS.
7585 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
7587 * toplev.c (backend_init_target): Avoid calling init_reload when using
7590 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7592 * reorg.c (try_merge_delay_insns): Declare i and j inside the
7593 for loops rather than one for the whole function.
7595 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7597 * match.pd (X + CST CMP X): New transformation.
7599 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7601 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
7602 * fold-const.c (fold_binary_loc): Remove 2 transformations
7603 superseded by match.pd.
7604 * match.pd (x+x -> x*2): Generalize to integers.
7606 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
7608 * config/i386/i386.md (operation on memory peephole): Duplicate an
7609 existing peephole and adapt it to match lea rather than an operation
7612 PR rtl-optimization/57193
7613 * opts.c (default_options_table): Add OPT_frename_registers at -O2
7615 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
7617 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7619 * tree-if-conv.c (any_pred_load_store): New static variable.
7620 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
7621 any_pred_load_store instead of and_mask_load_store.
7622 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
7623 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
7624 (combine_blocks, tree_if_conversion): Ditto.
7626 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7628 PR tree-optimization/70771
7629 PR tree-optimization/70775
7630 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
7631 virtual PHI nodes. Delete parameter.
7632 (if_convertible_loop_p_1): Delete argument to above function.
7633 (predicate_all_scalar_phis): Delete code handling single-argument
7635 (tree_if_conversion): Mark and update virtual SSA.
7637 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7640 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
7641 (x86_elf_aligned_common): Rename to ...
7642 (x86_elf_aligned_decl_common): ... this.
7643 Add decl arg. Switch to .lbss for largecomm object. Use
7644 LARGECOMM_SECTION_ASM_OP.
7645 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
7647 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
7648 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
7650 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7651 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
7653 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7656 * config/i386/i386.c (SECTION_LARGE): Define.
7657 (x86_64_elf_select_section): Set it for large data/bss sections.
7658 Only clear SECTION_WRITE for .lrodata.
7659 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
7661 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
7662 * varasm.c (default_elf_asm_named_section): Grow flagchars.
7663 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
7665 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
7666 * doc/tm.texi: Regenerate.
7668 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7671 * configure.ac (--enable-checking): Document extra flag, for
7672 non-release builds default to --enable-checking=yes,extra.
7673 If misc checking and extra checking, define CHECKING_P to 2 instead
7675 * common.opt (fchecking=): Add.
7676 * doc/invoke.texi (-fchecking=): Document.
7677 * doc/install.texi: Document --enable-checking changes.
7678 * configure: Regenerated.
7679 * config.in: Regenerated.
7681 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7683 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
7684 attribute instead of which_alternative.
7685 * config/i386/sse.md (*mov<mode>_internal): Ditto.
7686 Use EXT_REX_SSE_REG_P where appropriate.
7688 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7690 * config/i386/predicates.md (const0_operand): Do not match
7691 const_wide_int code.
7692 (const1_operand): Ditto.
7694 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7696 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
7697 for SSE constm1 operands and TARGET_AVX512VL.
7698 (*movti_internal): Ditto.
7699 (*mov<mode>_or): Use constm1_operand predicate.
7700 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
7701 for SSE vector_all_ones operands and TARGET_AVX512VL.
7702 * config/i386/predicates.md (constm1_operand): New predicate.
7703 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
7704 emission of constant -1 load.
7706 2016-04-25 Jason Merrill <jason@redhat.com>
7708 * gdbinit.in: Skip is-a.h.
7710 * attribs.c (register_scoped_attributes): Fix logic.
7711 * attribs.h: Declare register_scoped_attributes.
7713 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7715 * config/rs6000/rs6000-builtin.def: Correct pasto error for
7716 stxvd2x and stxvw4x built-in functions.
7718 2016-04-25 DJ Delorie <dj@redhat.com>
7720 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
7721 (ashrhi3): Likewise.
7722 (lshrhi3): Likewise.
7724 2016-04-25 Richard Biener <rguenther@suse.de>
7726 PR tree-optimization/70780
7727 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
7729 (compute_antic): Mark blocks with abnormal preds as visited as
7730 they have a final empty antic-in solution already.
7732 2016-04-25 Michael Collison <michael.collison@linaro.org>
7734 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
7736 2016-04-25 Michael Collison <michael.collison@linaro.org>
7738 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
7739 mode is VQI to improve mixed mode vectorization.
7740 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
7741 define_insn to match low half of signed vaddw.
7742 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
7743 define_insn to match high half of signed vaddw.
7744 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
7745 define_insn to match low half of unsigned vaddw.
7746 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
7747 define_insn to match high half of unsigned vaddw.
7748 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
7749 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7750 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
7752 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7753 * config/arm/predicates.md (vect_par_constant_high): Support
7754 big endian and simplify by calling
7755 arm_simd_check_vect_par_cnst_half
7756 (vect_par_constant_low): Likewise.
7758 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7760 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
7761 predicate for operand 2.
7763 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
7764 H.J. Lu <hongjiu.lu@intel.com>
7766 * config/i386/i386-protos.h (standard_sse_constant_p): Add
7767 machine_mode argument.
7768 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
7769 constm1_rtx operands. For VOIDmode constants, get mode from
7770 pred_mode. Check mode size if the mode is supported by ABI.
7771 (standard_sse_constant_opcode): Do not use standard_constant_p.
7772 Strictly check ABI support for all-ones operands.
7773 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
7774 immediates. Update calls to standard_sse_constant_p.
7775 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
7776 (ix86_rtx_costs): Ditto.
7777 * config/i386/i386.md (*movxi_internal_avx512f): Use
7778 nonimmediate_or_sse_const_operand instead of vector_move_operand.
7779 Use (v,BC) alternative instead of (v,C). Use register_operand
7780 checks instead of MEM_P.
7781 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
7782 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
7783 isa attribute. Use register_operand checks instead of MEM_P.
7784 (*movti_internal): Use nonimmediate_or_sse_const_operand for
7785 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
7786 alternative and corresponding sse2 isa attribute.
7787 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
7788 to standard_sse_constant_p.
7789 (FP constant splitters): Ditto.
7790 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
7792 * config/i386/predicates.md (constm1_operand): Remove.
7793 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
7794 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
7795 vector_all_ones_operand instead of constm1_operand.
7797 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7799 * print-rtl.c (print_rtx_insn_vec): New function.
7800 * print-rtl.h: New prototype.
7801 * store-motion.c (struct st_expr): Make avail_stores a vector.
7802 (st_expr_entry): Adjust.
7803 (free_st_expr_entry): Likewise.
7804 (print_store_motion_mems): Likewise.
7805 (find_moveable_store): Likewise.
7806 (compute_store_table): Likewise.
7807 (delete_store): Likewise.
7808 (build_store_vectors): Likewise.
7810 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7812 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
7814 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7816 * vec.h (vec_safe_contains): New function.
7817 (vec::contains): Likewise.
7818 (vec::begin): Likewise.
7819 (vec::end): Likewise.
7821 2016-04-23 Jakub Jelinek <jakub@redhat.com>
7824 * cfgexpand.c (expand_stack_vars): Fix typo.
7826 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7828 * system.h (list, map, set, vector): Include conditionally.
7829 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
7830 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
7831 * ipa-icf.c (INCLUDE_LIST): Define.
7832 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
7833 * config/sh/sh.c (INCLUDE_VECTOR): Define.
7834 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
7835 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
7836 * cp/logic.cc (INCLUDE_LIST): Define.
7837 * fortran/trans-common.c (INCLUDE_MAP): Define.
7839 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7841 * auto-profile.c: Remove <string.h> include.
7842 * ipa-icf-gimple.c: Remove <list> include.
7843 * diagnostic.c: Remove <new> include.
7844 * genmatch.c: Likewise.
7845 * pretty-print.c: Likewise.
7846 * toplev.c: Likewise
7847 * c/c-objc-common.c: Likewise.
7848 * cp/error.c: Likewise.
7849 * fortran/error.c: Likewise.
7851 2016-04-22 Richard Biener <rguenther@suse.de>
7853 * lto-streamer-in.c (input_ssa_names): Do not allocate
7854 GIMPLE_NOP for all SSA names.
7855 * lto-streamer-out.c (output_ssa_names): Do not output
7856 SSA names that should have been released.
7858 2016-04-22 Richard Biener <rguenther@suse.de>
7860 PR tree-optimization/70740
7861 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
7864 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
7867 * config/i386/predicates.md (call_insn_operand): Replace
7868 sibcall_memory_operand with memory_operand.
7870 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
7872 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
7873 has_single_use() tests.
7874 (register_edge_assert_for_1): Likewise.
7875 (find_assert_locations_1): Check the liveness bitmap instead of
7876 checking has_single_use().
7878 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
7881 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
7882 Extract AVX-512BW constraint from AVX.
7884 2016-04-21 Richard Biener <rguenther@suse.de>
7886 PR tree-optimization/70725
7887 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
7888 for phi_convertible_by_degenerating_args.
7889 (predicate_all_scalar_phis): Handle single-argument PHIs.
7891 2016-04-21 Richard Biener <rguenther@suse.de>
7894 * fold-const.c (fold_comparison): Return properly typed
7897 2016-04-21 Bin Cheng <bin.cheng@arm.com>
7899 PR tree-optimization/70715
7900 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7901 after expanding BASE using expand_simple_operations.
7903 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7905 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
7906 New transformations.
7908 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7910 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
7912 2016-04-20 Jan Hubicka <jh@suse.cz>
7914 * ipa-inline.c (can_inline_edge_p): Pass caller info to
7915 ultiimate_alias_target.
7916 (update_callee_keys): Likewise.
7917 (lookup_recursive_calls): Likewise.
7918 (speculation_useful_p): Likewise.
7920 2016-04-20 Jan Hubicka <jh@suse.cz>
7923 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
7924 (set_nothrow_flag_1): ... this; handle interposition correctly;
7925 recurse on aliases and thunks.
7926 (cgraph_node::set_nothrow_flag): New.
7927 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
7928 functions compiled with non-call exceptions that binds to current
7930 (propagate_nothrow): Be safe WRT interposition.
7931 * cgraph.h (set_nothrow_flag): Update prototype.
7933 2016-04-18 Jan Hubicka <jh@suse.cz>
7935 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7936 max_loop_iterations_int.
7937 (tree_unswitch_outer_loop): Likewise.
7939 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7941 PR tree-optimization/69489
7942 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
7943 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
7944 Revise dump message.
7945 (if_convertible_bb_p): Remove check on edge count of basic block's
7948 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7950 PR tree-optimization/56625
7951 PR tree-optimization/69489
7952 * tree-data-ref.h (DR_INNERMOST): New macro.
7953 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
7954 hashing struct innermost_loop_behavior.
7955 (ref_DR_map): Remove.
7956 (innermost_DR_map): New map.
7957 (baseref_DR_map): Revise comment.
7958 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
7959 to innermost_DR_map accroding to its innermost loop behavior.
7960 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
7961 to its innermost loop behavior.
7962 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
7963 Add initialization for innermost_DR_map. Record memory reference
7964 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
7965 have innermost loop behavior.
7966 (if_convertible_loop_p): Remove release for ref_DR_map. Release
7969 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
7971 * config/i386/i386.md (*lea<mode>_general_1): Rename from
7972 *lea_general_1. Use explicit SWI12 mode interator.
7973 (*lea<mode>_general_2): Rename from *lea_general_2.
7974 Use explicit SWI12 mode interator.
7975 (*lea<mode>_general_3): Rename from *lea_general_3.
7976 Use explicit SWI12 mode interator.
7977 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
7978 Use explicit SWI12 mode interator.
7979 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
7980 Use explicit SWI48 mode interator.
7982 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7984 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7985 Short-cut unaligned load and store cases. Handle all integer
7987 (ix86_expand_vector_move_misalign): Short-cut unaligned load
7988 and store cases. Call ix86_avx256_split_vector_move_misalign
7989 directly without checking mode class.
7991 2016-04-20 Andrew Pinski <apinski@cavium.com>
7992 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7995 * config/aarch64/aarch64.md (sibcall): Force call
7996 address to be DImode for ILP32.
7997 (sibcall_value): Likewise.
7999 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8001 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
8003 2016-04-20 Richard Biener <rguenther@suse.de>
8005 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
8006 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
8007 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
8008 (maybe_push_res_to_seq): Adjust.
8009 * gimple-fold.c (maybe_build_generic_op): Likewise.
8011 2016-04-20 Marek Polacek <polacek@redhat.com>
8013 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
8016 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
8018 * config/i386/sse.md (vec_unpacks_lo_hi): Always
8019 use kmovw to support AVX512F target.
8021 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8023 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
8025 2016-04-20 Marek Polacek <polacek@redhat.com>
8027 PR tree-optimization/70725
8028 * tree-if-conv.c (is_false_predicate): New function.
8029 (predicate_mem_writes): Use it.
8031 2016-04-20 Richard Biener <rguenther@suse.de>
8033 PR tree-optimization/70726
8034 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8035 shift amounts from a pattern stmt operand.
8037 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8040 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8041 stack_restore_from_fpr pattern when restoring r15.
8042 (s390_optimize_prologue): Strip away the memory barrier in the
8043 parallel when trying to get rid of restore insns.
8044 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8045 definition for loading the stack pointer from an FPR. Compared to
8046 the normal move insn this pattern includes a full memory barrier.
8048 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8051 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8052 implicitly linear or lastprivate iterator on the outer context.
8054 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8056 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8058 * config/i386/i386.md (ssememalign): Removed.
8059 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8061 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8064 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8065 const short * to __builtin_ia32_loaddquhi512_mask.
8066 (_mm512_maskz_loadu_epi16): Likewise.
8067 (_mm512_mask_storeu_epi16): Pass short * to
8068 __builtin_ia32_storedquhi512_mask.
8069 (_mm512_mask_loadu_epi8): Pass const char * to
8070 __builtin_ia32_loaddquqi512_mask.
8071 (_mm512_maskz_loadu_epi8): Likewise.
8072 (_mm512_mask_storeu_epi8): Pass char * to
8073 __builtin_ia32_storedquqi512_mask.
8074 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8075 const double * to __builtin_ia32_loadupd512_mask.
8076 (_mm512_mask_loadu_pd): Likewise.
8077 (_mm512_maskz_loadu_pd): Likewise.
8078 (_mm512_storeu_pd): Pass double * to
8079 __builtin_ia32_storeupd512_mask.
8080 (_mm512_mask_storeu_pd): Likewise.
8081 (_mm512_loadu_ps): Pass const float * to
8082 __builtin_ia32_loadups512_mask.
8083 (_mm512_mask_loadu_ps): Likewise.
8084 (_mm512_maskz_loadu_ps): Likewise.
8085 (_mm512_storeu_ps): Pass float * to
8086 __builtin_ia32_storeups512_mask.
8087 (_mm512_mask_storeu_ps): Likewise.
8088 (_mm512_mask_loadu_epi64): Pass const long long * to
8089 __builtin_ia32_loaddqudi512_mask.
8090 (_mm512_maskz_loadu_epi64): Likewise.
8091 (_mm512_mask_storeu_epi64): Pass long long *
8092 to __builtin_ia32_storedqudi512_mask.
8093 (_mm512_loadu_si512): Pass const int * to
8094 __builtin_ia32_loaddqusi512_mask.
8095 (_mm512_mask_loadu_epi32): Likewise.
8096 (_mm512_maskz_loadu_epi32): Likewise.
8097 (_mm512_storeu_si512): Pass int * to
8098 __builtin_ia32_storedqusi512_mask.
8099 (_mm512_mask_storeu_epi32): Likewise.
8100 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8101 char * to __builtin_ia32_storedquqi256_mask.
8102 (_mm_mask_storeu_epi8): Likewise.
8103 (_mm256_mask_loadu_epi16): Pass const short * to
8104 __builtin_ia32_loaddquhi256_mask.
8105 (_mm256_maskz_loadu_epi16): Likewise.
8106 (_mm_mask_loadu_epi16): Pass const short * to
8107 __builtin_ia32_loaddquhi128_mask.
8108 (_mm_maskz_loadu_epi16): Likewise.
8109 (_mm256_mask_loadu_epi8): Pass const char * to
8110 __builtin_ia32_loaddquqi256_mask.
8111 (_mm256_maskz_loadu_epi8): Likewise.
8112 (_mm_mask_loadu_epi8): Pass const char * to
8113 __builtin_ia32_loaddquqi128_mask.
8114 (_mm_maskz_loadu_epi8): Likewise.
8115 (_mm256_mask_storeu_epi16): Pass short * to.
8116 __builtin_ia32_storedquhi256_mask.
8117 (_mm_mask_storeu_epi16): Pass short * to.
8118 __builtin_ia32_storedquhi128_mask.
8119 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8120 const double * to __builtin_ia32_loadupd256_mask.
8121 (_mm256_maskz_loadu_pd): Likewise.
8122 (_mm_mask_loadu_pd): Pass onst double * to
8123 __builtin_ia32_loadupd128_mask.
8124 (_mm_maskz_loadu_pd): Likewise.
8125 (_mm256_mask_storeu_pd): Pass double * to
8126 __builtin_ia32_storeupd256_mask.
8127 (_mm_mask_storeu_pd): Pass double * to
8128 __builtin_ia32_storeupd128_mask.
8129 (_mm256_mask_loadu_ps): Pass const float * to
8130 __builtin_ia32_loadups256_mask.
8131 (_mm256_maskz_loadu_ps): Likewise.
8132 (_mm_mask_loadu_ps): Pass const float * to
8133 __builtin_ia32_loadups128_mask.
8134 (_mm_maskz_loadu_ps): Likewise.
8135 (_mm256_mask_storeu_ps): Pass float * to
8136 __builtin_ia32_storeups256_mask.
8137 (_mm_mask_storeu_ps): ass float * to
8138 __builtin_ia32_storeups128_mask.
8139 (_mm256_mask_loadu_epi64): Pass const long long * to
8140 __builtin_ia32_loaddqudi256_mask.
8141 (_mm256_maskz_loadu_epi64): Likewise.
8142 (_mm_mask_loadu_epi64): Pass const long long * to
8143 __builtin_ia32_loaddqudi128_mask.
8144 (_mm_maskz_loadu_epi64): Likewise.
8145 (_mm256_mask_storeu_epi64): Pass long long * to
8146 __builtin_ia32_storedqudi256_mask.
8147 (_mm_mask_storeu_epi64): Pass long long * to
8148 __builtin_ia32_storedqudi128_mask.
8149 (_mm256_mask_loadu_epi32): Pass const int * to
8150 __builtin_ia32_loaddqusi256_mask.
8151 (_mm256_maskz_loadu_epi32): Likewise.
8152 (_mm_mask_loadu_epi32): Pass const int * to
8153 __builtin_ia32_loaddqusi128_mask.
8154 (_mm_maskz_loadu_epi32): Likewise.
8155 (_mm256_mask_storeu_epi32): Pass int * to
8156 __builtin_ia32_storedqusi256_mask.
8157 (_mm_mask_storeu_epi32): Pass int * to
8158 __builtin_ia32_storedqusi128_mask.
8159 * config/i386/i386-builtin-types.def (PCSHORT): New.
8161 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8162 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8163 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8164 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8165 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8166 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8167 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8168 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8169 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8170 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8171 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8172 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8173 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8174 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8175 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8176 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8177 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8178 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8179 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8180 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8181 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8182 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8183 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8184 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8185 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8186 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8187 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8188 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8189 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8190 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8191 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8192 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8193 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8194 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8195 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8196 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8197 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8198 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8199 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8200 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8201 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8202 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8203 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8204 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8205 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8206 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8207 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8208 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8209 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8211 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8212 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8214 (ix86_expand_vector_move_misalign): Likewise.
8215 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8216 to scalar function prototype for unaligned load/store builtins.
8217 (ix86_expand_special_args_builtin): Updated.
8218 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8219 (UNSPEC_STOREU): Likewise.
8220 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8221 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8222 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8223 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8224 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8225 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8226 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8227 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8228 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8229 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8230 (<avx512>_storedqu<mode>_mask): Likewise.
8231 (*sse4_2_pcmpestr_unaligned): Likewise.
8232 (*sse4_2_pcmpistr_unaligned): Likewise.
8233 (*mov<mode>_internal): Renamed to ...
8234 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8235 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8236 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8237 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8239 2016-04-19 Richard Biener <rguenther@suse.de>
8241 PR tree-optimization/70171
8242 * tree-ssa-phiprop.c: Include stor-layout.h.
8243 (phiprop_insert_phi): Handle the aggregate copy case.
8244 (propagate_with_phi): Likewise.
8246 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8248 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8249 instead of simplify_gen_subreg (... , 0).
8250 (ix86_delegitimize_address): Ditto.
8251 (ix86_split_divmod): Ditto.
8252 (ix86_split_copysign_const): Ditto.
8253 (ix86_split_copysign_var): Ditto.
8254 (ix86_expand_args_builtin): Ditto.
8255 (ix86_expand_round_builtin): Ditto.
8256 (ix86_expand_special_args_builtin): Ditto.
8257 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8258 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8259 (udivmodqi4): Ditto.
8260 (absneg splitters): Ditto.
8261 (*jcc_bt<mode>_1): Ditto.
8263 2016-04-19 Richard Biener <rguenther@suse.de>
8265 PR tree-optimization/70724
8266 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8267 restoring out from ...
8268 (free_scc_vn): ... here.
8269 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8270 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8272 (pass_fre::execute): Restore SSA info.
8274 2016-04-19 Richard Biener <rguenther@suse.de>
8276 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8277 * gimple-walk.c (walk_gimple_op): Initialize it.
8278 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8279 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8280 remapping SSA names of defs.
8281 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8284 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8287 * lra-constraints.c (equiv_substition_p): New.
8288 (process_alt_operands): Use it.
8289 (swap_operands): Swap it.
8290 (curr_insn_transform): Update it.
8292 2016-04-18 Michael Matz <matz@suse.de>
8294 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8295 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8296 * tree-core.h (tree_type_common.align): Use bit-field.
8297 (tree_type_common.spare): New.
8298 (tree_decl_common.off_align): Make smaller.
8299 (tree_decl_common.align): Use bit-field.
8301 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8302 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8303 (scan_sharing_clauses): Ditto.
8304 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8305 (omp_finish_file): Ditto.
8306 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8307 (layout_decl): Ditto.
8308 (relayout_decl): Ditto.
8309 (finalize_record_size): Use SET_TYPE_ALIGN.
8310 (finalize_type_size): Ditto.
8311 (finish_builtin_struct): Ditto.
8312 (layout_type): Ditto.
8313 (initialize_sizetypes): Ditto.
8314 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8315 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8316 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8317 (get_chain_field): Ditto.
8318 (get_trampoline_type): Ditto.
8319 (get_nl_goto_field): Ditto.
8320 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8322 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8323 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8324 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8325 (build_qualified_type): Use SET_TYPE_ALIGN.
8326 (build_aligned_type, build_range_type_1): Ditto.
8327 (build_atomic_base): Ditto.
8328 (build_common_tree_nodes): Ditto.
8329 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8330 (expand_one_stack_var_at): Ditto.
8331 * coverage.c (build_var): Use SET_DECL_ALIGN.
8332 * except.c (init_eh): Ditto.
8333 * function.c (assign_parm_setup_block): Ditto.
8334 * symtab.c (increase_alignment_1): Ditto.
8335 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8336 * tree-vect-stmts.c (ensure_base_align): Ditto.
8337 * varasm.c (align_variable): Ditto.
8338 (assemble_variable): Ditto.
8339 (build_constant_desc): Ditto.
8340 (output_constant_def_contents): Ditto.
8342 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8343 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8344 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8345 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8346 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8348 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8351 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8352 replace %vmovsd with "%vmovq".
8353 (vec_concatv2df): Likewise.
8355 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8357 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8358 (*vec_extractv2si_0): Ditto.
8359 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8360 (zero_extended_scalar_load_operand splitters): Ditto.
8361 (vec_extract splitters): Ditto.
8362 (*vec_extractv4si_0_zext): Ditto.
8363 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8365 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8366 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8367 (*sse4_1_extractps): Use lowpart_subreg.
8368 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8370 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8372 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8374 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8375 Mention Solaris 11 packaging changes.
8376 Update gas and gld requirements.
8377 Remove reference to pre-Solaris 10 bug.
8378 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8380 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8383 2016-04-17 Jan Hubicka <jh@suse.cz>
8385 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8386 max_loop_iterations_int.
8388 2016-04-18 Richard Biener <rguenther@suse.de>
8390 PR tree-optimization/43434
8391 * tree-ssa-structalias.c (struct vls_data): New.
8392 (visit_loadstore): Handle all pointer-based accesses.
8393 (compute_dependence_clique): Compute a bitmap of restrict tags
8394 assigned bases and pass it to visit_loadstore.
8396 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8399 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8400 armv8.1-a and armv8.1-a+crc.
8402 2016-04-18 Richard Biener <rguenther@suse.de>
8404 PR tree-optimization/70701
8405 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8406 references after translating through a memcpy.
8408 2016-04-18 Richard Biener <rguenther@suse.de>
8410 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8411 (compute_antic): ... here. For partial antic use regular
8412 postorder and scrap iteration.
8413 (compute_partial_antic_aux): Remove unused return value.
8414 (init_pre): Do not allocate postorder.
8415 (fini_pre): Do not free postorder.
8417 2016-04-18 Richard Biener <rguenther@suse.de>
8420 * expmed.c (extract_bit_field_1): Remove broken case
8421 using a wider MODE_INT mode.
8423 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8425 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8426 unless compiling with at least GCC-4.8.
8428 2016-04-17 Jan Hubicka <jh@suse.cz>
8431 * graphite.c (graphite_finalize): Update call to
8432 tree_estimate_probability.
8433 * predict.h (tree_estimate_probability): Update prototype.
8435 2016-04-17 Jan Hubicka <jh@suse.cz>
8437 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8438 (tree_estimate_probability): Likewise.
8439 (pass_profile::execute): Update.
8440 (report_predictor_hitrates): New function.
8441 * profile.c (compute_branch_probabilities): Use it.
8442 * predict.h (report_predictor_hitrates): Declare.
8444 2016-04-17 Jan Hubicka <jh@suse.cz>
8447 * cgraph.h (cgraph_node::set_const_flag,
8448 cgraph_node::set_pure_flag): Update prototype to return bool;
8450 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8451 of interposable symbol are interposable, too.
8452 (cgraph_set_const_flag_1): Rename to ...
8453 (set_const_flag_1): ... this one; change to self recursive function
8454 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8455 clearnig the flag in all variants and also virtual thunks of const
8456 functions are pure; track if any change was done.
8457 (cgraph_node::set_const_flag): Update.
8458 (struct set_pure_flag_info): New struct.
8459 (cgraph_set_pure_flag_1): Rename to ...
8460 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8461 rather than pointer encoded flags; track if any changes was done;
8462 handle correctly clearning flag and setting flag of aliases already
8464 (cgraph_node::set_pure_flag): Update.
8465 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8467 2016-04-17 Tom de Vries <tom@codesourcery.com>
8470 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8473 2016-04-17 Tom de Vries <tom@codesourcery.com>
8475 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8476 '{}<> ' as escape-for-record.
8478 2016-04-17 Tom de Vries <tom@codesourcery.com>
8480 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8483 2016-04-17 Tom de Vries <tom@codesourcery.com>
8486 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8487 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8488 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8489 * passes.c (finish_optimization_passes): Only call
8490 finish_graph_dump_file if dfi->graph_dump_initialized.
8491 (execute_function_dump, pass_init_dump_file): Use
8492 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8494 2016-04-17 Tom de Vries <tom@codesourcery.com>
8496 PR tree-optimization/70256
8497 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8498 (debug_varmap): New function.
8500 2016-04-17 Tom de Vries <tom@codesourcery.com>
8503 * passes.c (pass_manager::register_pass): Propagate pflags.
8505 2016-04-17 Tom de Vries <tom@codesourcery.com>
8508 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8509 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8510 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8511 check if it's equal to p_start.
8512 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8514 2016-04-15 Jan Hubicka <jh@suse.cz>
8517 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8518 function does not bind to current def.
8519 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8520 handle conservatively calls to functions that does not need to bind
8522 (check_call): Update call of worse_state.
8523 (ignore_edge_for_nothrow): Update.
8524 (ignore_edge_for_pure_const): Likewise.
8525 (propagate_pure_const): Update calls to worse_state.
8526 (skip_function_for_local_pure_const): Reformat comments.
8528 2016-04-15 Jan Hubicka <jh@suse.cz>
8531 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8532 (cgraph_node::function_symbol): Likewise.
8533 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8534 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8535 (symtab_node::ultimate_alias_target): Add REF parameter.
8536 (symtab_node::binds_to_current_def_p): Declare.
8537 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8538 (cgraph_node::function_symbol): Likewise.
8539 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8540 (cgraph_node::get_availability): Likewise.
8541 (cgraph_edge::binds_to_current_def_p): New inline function.
8542 (varpool_node::get_availability): Add REF parameter.
8543 (varpool_node::ultimate_alias_target): Likewise.
8544 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8545 (symtab_node::binds_to_current_def_p): Likewise.
8546 * varpool.c (varpool_node::get_availability): Likewise.
8548 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8551 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8552 Fix mode size check.
8554 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8556 * BASE-VER: Set to 7.0.0.
8558 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8560 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8562 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8564 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8565 architecture revisions.
8567 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8569 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8570 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8571 * config/i386/i386.md (stack decrement to push peepholes): Guard
8572 with !x86_using_red_zone ().
8574 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8577 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
8578 to dump_generic_node.
8579 (NIY): Pass also flags to do_niy.
8581 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
8583 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
8584 (simd_clone_vector_of_formal_parm_types)
8585 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
8586 (simd_clone_mangle, simd_clone_create)
8587 (simd_clone_adjust_return_type, create_tmp_simd_array)
8588 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
8589 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
8590 (ipa_simd_modify_function_body, simd_clone_linear_addend)
8591 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
8592 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
8593 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
8594 * omp-simd-clone.c: ... this new file.
8595 (simd_clone_vector_of_formal_parm_types): Make it static.
8596 * Makefile.in (OBJS): Add omp-simd-clone.o.
8598 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8601 * config/i386/sse.md: Use proper memory operand modifiers.
8604 2016-04-15 Richard Biener <rguenther@suse.de>
8605 Alan Modra <amodra@gmail.com>
8607 PR tree-optimization/70130
8608 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
8609 when alignment stays not the same and no not use the realign
8612 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8615 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8616 direct move handlers for KFmode. Change TFmode handlers test from
8617 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
8619 2016-04-14 Jakub Jelinek <jakub@redhat.com>
8622 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
8623 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
8624 (inlined_polymorphic_ctor_dtor_block_p): Use it.
8625 * tree-ssa-live.c (remove_unused_scope_block_p): When
8626 in_ctor_dtor_block, avoid discarding not just BLOCKs with
8627 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
8628 block_ultimate_origin is FUNCTION_DECL.
8629 (remove_unused_locals): If current_function_decl is
8630 polymorphic_ctor_dtor_p, pass initial true to
8631 remove_unused_scope_block_p' is_ctor_dtor_block.
8633 2016-04-14 Martin Sebor <msebor@redhat.com>
8638 * doc/extend.texi (Variable Length): Revert.
8640 2016-04-14 Marek Polacek <polacek@redhat.com>
8641 Jan Hubicka <hubicka@ucw.cz>
8644 * tree.c (verify_type): Disable the canonical type of main variant
8647 2016-04-14 Jason Merrill <jason@redhat.com>
8649 * cfgexpand.c, expr.c: Revert previous change.
8651 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
8654 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
8655 when building a mem ref for the incoming reduction variable.
8657 2016-04-14 Richard Biener <rguenther@suse.de>
8659 PR tree-optimization/70614
8660 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
8661 loop if the evolution dropped to chrec_dont_know.
8662 (interpret_condition_phi): Likewise.
8664 2016-04-14 Richard Biener <rguenther@suse.de>
8666 PR tree-optimization/70623
8667 * tree-ssa-pre.c (changed_blocks): Make global ...
8668 (compute_antic): ... local here. Move and fix worklist
8669 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
8670 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
8671 worklist handling, dump when ANTIC_IN changed.
8672 (compute_partial_antic_aux): Remove worklist handling.
8673 (init_pre): Do not compute post dominators. Add a comment about
8674 the CFG order chosen.
8675 (fini_pre): Do not free post dominators.
8677 2016-04-13 Martin Sebor <msebor@redhat.com>
8682 * doc/extend.texi (Variable Length): Document C++ specifics.
8684 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8687 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
8688 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
8689 eh edges have been purged.
8692 * tree-sra.c (create_access_replacement,
8693 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
8695 * tree-pretty-print.c (dump_fancy_name): New function.
8696 (dump_decl_name, dump_generic_node): Use it.
8698 2016-04-13 Jason Merrill <jason@redhat.com>
8700 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
8701 * expr.c (expand_expr_real_1): Likewise.
8703 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
8705 * config/i386/i386.md (kunpckhi): Swap operands.
8706 (kunpcksi): Likewise.
8707 (kunpckdi): Likewise.
8708 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
8709 (vec_pack_trunc_<mode>): Likewise.
8711 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8714 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
8717 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
8718 gimplification turns some element into non-constant.
8721 * rtl.h (convert_memory_address_addr_space_1): New prototype.
8722 * explow.c (convert_memory_address_addr_space_1): No longer static,
8723 add NO_EMIT argument and don't call convert_modes if true, pass
8724 it down recursively, remove break after return.
8725 (convert_memory_address_addr_space): Adjust caller.
8726 * simplify-rtx.c (simplify_unary_operation_1): Call
8727 convert_memory_address_addr_space_1 instead of convert_memory_address,
8728 if it returns NULL, don't simplify.
8730 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
8733 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
8735 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8737 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8738 Bump the upper SIMDLEN limits, so that if the return type or
8739 characteristic type if the return type is void can be passed in
8740 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
8743 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8746 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
8747 Do not use "=" constraint on an input constraint.
8748 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8749 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8750 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
8751 generates (neg (abs ...)) instead of (abs ...).
8753 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8755 PR rtl-optimization/70596
8756 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
8757 just invalidate LRA data and reset them. Adjust dump wording.
8759 2016-04-12 Martin Liska <mliska@suse.cz>
8762 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8764 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8766 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8767 max_loop_iterations_int.
8768 (tree_unswitch_outer_loop): Likewise.
8769 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8770 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8772 2016-04-12 Tom de Vries <tom@codesourcery.com>
8774 PR tree-optimization/68756
8775 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
8776 instead of new_name.
8778 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8780 PR tree-optimization/70602
8781 * tree-sra.c (generate_subtree_copies): Don't write anything into
8782 constant pool decls.
8784 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
8785 regardless whether there are depend clauses or not.
8787 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8790 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
8791 target attribute and pragma from changing the -mfloat128
8792 and -mfloat128-hardware options.
8794 * doc/extend.texi (Additional Floating Types): Document PowerPC
8795 __float128 restrictions.
8797 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8800 * config/aarch64/driver-aarch64.c
8801 (aarch64_get_extension_string_for_isa_flags): New.
8802 (arch_extension): Rename to...
8803 (aarch64_arch_extension): ...This.
8804 (ext_to_feat_string): Rename to...
8805 (aarch64_extensions): ...This.
8806 (aarch64_core_data): Keep track of architecture extension flags.
8807 (cpu_data): Rename to...
8808 (aarch64_cpu_data): ...This.
8809 (aarch64_arch_driver_info): Keep track of architecture extension
8811 (get_arch_name_from_id): Rename to...
8812 (get_arch_from_id): ...This, change return type.
8813 (host_detect_local_cpu): Update and reformat for renames, handle
8814 extensions through common infrastructure.
8816 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8819 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
8820 track of a canonical flag name.
8821 (all_extensions): Likewise.
8822 (arch_to_arch_name): Also track extension flags enabled by the arch.
8823 (all_architectures): Likewise.
8824 (aarch64_parse_extension): Move to here.
8825 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
8827 (aarch64_rewrite_selected_cpu): Update for above change.
8828 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
8829 are handled, such that the single explicit value enabled by an
8830 extension is kept seperate from the implicit values it also enables.
8831 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
8833 (aarch64_parse_extension): New.
8834 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
8835 here to config/aarch64/aarch64-protos.h.
8836 (aarch64_parse_extension): Move from here to
8837 common/config/aarch64/aarch64-common.c.
8838 (aarch64_option_print): Update.
8839 (aarch64_declare_function_name): Likewise.
8840 (aarch64_start_file): Likewise.
8841 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
8842 the canonical flag for extensions.
8843 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
8846 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8848 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
8851 2016-04-09 Tom de Vries <tom@codesourcery.com>
8853 PR tree-optimization/68953
8854 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
8855 first to last subscript.
8857 2016-04-09 Jakub Jelinek <jakub@redhat.com>
8859 PR tree-optimization/70586
8860 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
8863 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
8867 PR tree-optimization/70373
8871 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
8872 clauses for acc parallel reductions as necessary. Error on those
8874 * omp-low.c (scan_sharing_clauses): Don't install variables which
8875 are used in acc parallel reductions.
8876 (lower_rec_input_clauses): Remove dead code.
8877 (lower_oacc_reductions): Add support for reference reductions.
8878 (lower_reduction_clauses): Remove dead code.
8879 (lower_omp_target): Don't remap variables appearing in acc parallel
8881 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
8883 2016-04-08 Jakub Jelinek <jakub@redhat.com>
8886 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
8887 with multiple SSA_NAME defs, force the outputs other than first
8888 to be live before calling live_track_process_def on each output.
8890 PR rtl-optimization/70574
8891 * fwprop.c (forward_propagate_and_simplify): Don't add
8892 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
8893 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
8894 paradoxical subregs within *loc.
8896 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
8898 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
8899 -ftree-parallelize-loops={0,1}.
8900 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
8901 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
8902 * config/ia64/hpux.h (LIB_SPEC): Likewise.
8903 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
8904 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
8906 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
8909 * asan.c (instrument_derefs): If we get unknown location, extract it
8911 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
8913 2016-04-08 Tom de Vries <tom@codesourcery.com>
8915 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
8916 implicit firstprivate clause.
8918 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8921 * config/arm/thumb2.md (tst + branch-> lsls + branch
8922 peephole below *orsi_not_shiftsi_si): Require that condition
8923 register is dead after the peephole.
8924 (second peephole after the above): Likewise.
8926 2016-04-08 Alan Modra <amodra@gmail.com>
8929 * builtins.c (fold_builtin_classify): For IBM extended precision,
8930 look at just the high-order double to test for NaN.
8931 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
8932 test just the high double for Inf but both doubles for subnormal
8935 2016-04-07 Jakub Jelinek <jakub@redhat.com>
8937 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
8938 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
8939 node->simdclone->mask_mode != VOIDmode masks.
8940 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
8941 earlier, use it instead of node->simdclone.
8942 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8943 Set clonei->mask_mode.
8945 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8948 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
8949 Pass it through to cp_parser_already_scoped_statement.
8950 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
8951 it through to cp_parser_statement.
8952 (cp_parser_statement): Pass IF_P through to
8953 cp_parser_iteration_statement.
8954 (cp_parser_pragma): Adjust call to
8955 cp_parser_iteration_statement.
8957 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8960 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
8961 resolve a future -Wparentheses warning.
8962 * omp-low.c (scan_sharing_clauses): Likewise.
8963 * tree-parloops.c (eliminate_local_variables): Likewise.
8965 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
8967 PR rtl-optimization/70398
8968 * lra-constraints.c (process_address_1): Check zero scale and code
8969 for reloading with zero scale.
8971 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
8973 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
8974 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
8976 2016-04-06 Jakub Jelinek <jakub@redhat.com>
8978 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8979 Add support for AVX512F clones, include them by default for
8980 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
8981 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
8985 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
8986 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
8987 firstprivate clauses.
8988 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
8989 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
8990 (lower_omp_target): Set TREE_NO_WARNING for
8991 non-addressable possibly uninitialized vars which are copied into
8992 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
8994 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
8996 * config/pa/predicates.md (integer_store_memory_operand): Accept
8997 REG+D operands with a large offset when reload_in_progress is true.
8998 (floating_point_store_memory_operand): Likewise.
9000 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9003 * match.pd (nested int casts): Limit to GIMPLE.
9005 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
9008 * ipa-devirt.c (maybe_record_node): Fix comment; use
9009 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
9011 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9013 PR rtl-optimization/70542
9014 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
9015 if there are any uses other than insn or debug insns.
9017 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
9018 Jakub Jelinek <jakub@redhat.com>
9020 PR tree-optimization/70509
9021 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
9022 Shift HOST_WIDE_INT_1U instead of 1.
9024 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9026 PR tree-optimization/70509
9027 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9028 of the vector base type for index.
9030 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9033 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9035 2016-04-05 Richard Biener <rguenther@suse.de>
9037 PR tree-optimization/70526
9038 * tree-sra.c (build_ref_for_offset): Use prev_base to
9039 extract the alias pointer type.
9041 2016-04-05 Richard Biener <rguenther@suse.de>
9043 * dse.c (struct store_info): Remove alias_set member.
9044 (struct read_info_type): Likewise.
9045 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9046 spill_deleted, clear_alias_set_lookup): Remove.
9047 (get_group_info): Remove dead base == NULL_RTX case.
9048 (dse_step0): Remove initialization of removed variables.
9049 (delete_dead_store_insn): Reomve alias set dumping.
9050 (free_read_records): Remove alias_set handling.
9051 (canon_address): Remove alias_set_out parameter.
9052 (record_store): Remove spill_alias_set, it's always zero.
9053 (check_mem_read_rtx): Likewise.
9054 (dse_step2): Rename from ...
9055 (dse_step2_nospill): ... this. Adjust.
9056 (scan_stores): Rename from ...
9057 (scan_stores_nospill): ... this.
9058 (scan_reads): Rename from ...
9059 (scan_reads_nospill): ... this.
9060 (scan_stores_spill, scan_reads_spill): Remove.
9061 (dse_step3_scan): Remove for_spills argument which is always false.
9062 (dse_step3): Likewise.
9063 (dse_step5): Rename from ...
9064 (dse_step5_nospill): ... this. Remove alias_set handling.
9065 (rest_of_handle_dse): Adjust.
9067 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9070 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9071 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9072 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9073 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9075 2016-04-05 Richard Biener <rguenther@suse.de>
9078 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9079 non-register type temporaries into SSA.
9081 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9084 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9085 calls when sanitizing.
9086 (possible_polymorphic_call_target_p): Fix formatting.
9088 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9089 Jakub Jelinek <jakub@redhat.com>
9092 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9093 to ensure a call statement is compatible with a built-in's
9095 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9098 2016-04-04 Richard Biener <rguenther@suse.de>
9100 PR rtl-optimization/70484
9101 * rtl.h (canon_output_dependence): Declare.
9102 * alias.c (canon_output_dependence): New function.
9103 * dse.c (record_store): Use canon_output_dependence rather
9104 than canon_true_dependence.
9106 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9109 * cgraph.h (symtab_node::copy_visibility_from): New function.
9110 * symtab.c (symtab_node::copy_visibility_from): New function.
9111 * ipa-visibility.c (optimize_weakref): New function.
9112 (function_and_variable_visibility): Use it.
9114 2016-04-04 Martin Liska <mliska@suse.cz>
9117 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9118 value that is really in range handled by SBR instruction.
9119 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9120 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9121 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9123 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9127 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9128 set, but not for SP_REG operands.
9130 2016-04-02 Martin Sebor <msebor@redhat.com>
9133 * fold-const.c (maybe_nonzero_address): New function.
9134 (fold_comparison): Call it. Fold equality and relational
9135 expressions involving null pointers.
9136 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9138 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9140 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9141 the "Y" constraint (scalar FP 0.0 immediate).
9143 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9144 Add the "const_double" to the list of operand constraints.
9146 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9148 PR rtl-optimization/70467
9149 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9150 If low word of the last operand is 0, just emit addition/subtraction
9153 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9156 * config/s390/s390.c (s390_expand_insv): Check for everything
9157 constant instead of just VOIDmode stuff.
9159 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9162 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9164 2016-04-01 Nathan Sidwell <nathan@acm.org>
9166 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9168 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9170 PR rtl-optimization/70461
9171 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9174 2016-03-31 Martin Liska <mliska@suse.cz>
9177 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9178 a tree value or an immediate integer value to a buffer
9179 that is eventually copied to a BRIG section.
9180 (emit_immediate_operand): Call the function here.
9181 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9182 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9183 of class' fields that are removed.
9184 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9185 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9186 m_brig_repr_size fields.
9188 2016-03-31 Martin Liska <mliska@suse.cz>
9191 * hsa-gen.c (hsa_function_representation::update_dominance): New
9193 (convert_addr_to_flat_segment): Likewise.
9194 (gen_hsa_memory_set): New alignment argument.
9195 (gen_hsa_ctor_assignment): Likewise.
9196 (gen_hsa_insns_for_single_assignment): Provide alignment
9197 to gen_hsa_ctor_assignment.
9198 (gen_hsa_insns_for_direct_call): Add new argument.
9199 (expand_lhs_of_string_op): New function.
9200 (expand_string_operation_builtin): Likewise.
9201 (expand_memory_copy): New function.
9202 (expand_memory_set): New function.
9203 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9204 (convert_switch_statements): Change signature.
9205 (generate_hsa): Use a return value of the function.
9206 (pass_gen_hsail::execute): Do not call
9207 convert_switch_statements here.
9208 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9209 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9210 (hsa_function_representation::update_dominance): New function.
9212 2016-03-31 Martin Liska <mliska@suse.cz>
9215 * hsa-brig.c (emit_directive_variable): Emit alignment
9216 according to hsa_symbol::m_align.
9217 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9218 (dump_hsa_symbol): Dump alignment of HSA symbols.
9219 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9220 (gen_hsa_addr_with_align): New function.
9221 (hsa_bitmemref_alignment): Use newly added function.
9222 (gen_hsa_insns_for_load): Likewise.
9223 (gen_hsa_insns_for_store): Likewise.
9224 (gen_hsa_memory_copy): New argument added.
9225 (gen_hsa_insns_for_single_assignment): Respect
9226 alignment for assignments processed via gen_hsa_memory_copy.
9227 (gen_hsa_insns_for_direct_call): Likewise.
9228 (gen_hsa_insns_for_return): Likewise.
9229 (gen_function_def_parameters): Set default alignment.
9230 * hsa.c (hsa_object_alignment): New function.
9231 (hsa_byte_alignment): Pasted function.
9232 * hsa.h (hsa_symbol::m_align): New field.
9234 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9236 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9237 scratch field for goto case.
9239 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9241 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9243 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9246 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9247 (scalar_chain::convert_insn): Call convert_op for reg
9248 moves to handle undefined registers.
9250 2016-03-31 Nathan Sidwell <nathan@acm.org>
9253 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9254 Assert we don't want to move backwards.
9256 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9259 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9261 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9263 PR rtl-optimization/70460
9264 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9265 with operand from REG_LABEL_OPERAND, instead substitute
9266 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9267 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9269 2016-03-31 Martin Liska <mliska@suse.cz>
9271 * passes.c (execute_one_pass): Do not call
9272 todo_after for a discarded function.
9274 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9276 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9277 (no_cost, infinite_cost): Initialize the new field.
9278 (get_computation_cost_at): Record setup cost.
9279 (determine_use_iv_cost_address): Skip cost computation for sub
9280 uses if we can estimate it without losing accuracy.
9282 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9284 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9286 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9287 max_loop_iterations_int.
9288 (tree_unswitch_outer_loop): Likewise.
9289 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9290 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9292 2016-03-30 Richard Biener <rguenther@suse.de>
9295 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9297 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9300 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9301 in gen_blendm expander.
9303 2016-03-30 Nick Clifton <nickc@redhat.com>
9306 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9307 case where we are already provided with an SImode SUBREG.
9309 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9312 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9313 conflict between DRAP register and __builtin_eh_return.
9315 2016-03-30 Michael Matz <matz@suse.de>
9316 Richard Biener <rguenther@suse.de>
9319 * ipa-polymorphic-call.c (struct type_change_info): Change
9320 speculative to an unsigned allowing to limit the work we do.
9321 (csftc_abort_walking_p): New inline function..
9322 (check_stmt_for_type_change): Limit the number of may-defs
9323 skipped for speculative devirtualization to
9324 max-speculative-devirt-maydefs.
9325 * params.def (max-speculative-devirt-maydefs): New param.
9326 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9328 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9331 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9334 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9336 PR tree-optimization/59124
9337 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9338 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9340 2016-03-29 Jeff Law <law@redhat.com>
9342 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9344 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9346 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9349 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9351 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9352 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9353 gcrt0.o if linking dynamically.
9355 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9358 * ipa-devirt.c (methods_equal_p): New function.
9359 (compare_virtual_tables): Use it.
9360 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9361 * cgraphclones.c (clone_function_name_1): Use
9362 symbol_table::symbol_suffix_separator.
9363 * coverage.c (build_var): Likewise.
9364 * symtab.c (symbol_table::symbol_suffix_separator): New.
9366 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9368 PR rtl-optimization/70429
9369 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9370 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9371 mode != result_mode.
9374 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9376 PR tree-optimization/70405
9377 * ssa-iterators.h (num_imm_uses): Add missing braces.
9379 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9381 PR rtl-optimization/68695
9382 * ira-color.c (allocno_copy_cost_saving): New.
9383 (improve_allocation): Use it.
9385 2016-03-29 Richard Henderson <rth@redhat.com>
9388 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9390 2016-03-29 Richard Biener <rguenther@suse.de>
9393 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9394 use alignment returned by get_pointer_alignment_1 if it is
9395 bigger than BITS_PER_UNIT.
9396 * builtins.c (get_pointer_alignment_1): Do not return true
9397 for alignment extracted from SSA info.
9399 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9401 * config/ft32/ft32.opt (mnodiv): New.
9402 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9403 * doc/invoke.texi (FT32 Options -mnodiv): New.
9405 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9408 * config/i386/i386.md (define_split, andn): Fix modes.
9410 2016-03-26 Richard Biener <rguenther@suse.de>
9411 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9414 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9416 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9417 as 2nd argument to cl_optimization_restore().
9419 2016-03-25 Richard Henderson <rth@redhat.com>
9422 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9423 * config/aarch64/aarch64-protos.h: Declare it.
9424 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9426 2016-03-25 Alan Modra <amodra@gmail.com>
9429 * config/rs6000/constraints.md (j): Simplify.
9430 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9432 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9433 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9434 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9435 in all constraint alternatives.
9436 (movtd_64bit_nodm): Delete "j" constraint alternative.
9438 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9440 * tree-ssa-propagate.c: Enhance docs for
9441 SSA_PROP_NOT_INTERESTING.
9443 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9445 * doc/extend.texi: Fix typo in documentation to pure attribute.
9447 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9450 * config/pa/pa.md (bswapdi2): Use a scratch register.
9452 2016-03-24 Richard Henderson <rth@redhat.com>
9455 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9458 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9460 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9461 using ix86_expand_binary_operator instead of gen_andsi3.
9463 2016-03-24 Richard Biener <rguenther@suse.de>
9465 PR tree-optimization/70396
9466 * tree-vect-stmts.c (vectorizable_comparison): Use
9467 get_vectype_for_scalar_type.
9469 2016-03-24 Richard Biener <rguenther@suse.de>
9472 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9473 with register bases.
9475 2016-03-24 Richard Biener <rguenther@suse.de>
9477 PR tree-optimization/70372
9478 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9479 build_all_ones_cst to also handle vector types correctly.
9481 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9484 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9487 2016-03-23 Marek Polacek <polacek@redhat.com>
9490 * doc/invoke.texi: Document -Wignored-attributes.
9492 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9494 PR tree-optimization/69042
9495 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9496 parameter from 30 to 40.
9498 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9500 PR tree-optimization/69042
9501 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9502 for use with constant offset stripped in base.
9504 2016-03-23 Richard Biener <rguenther@suse.de>
9507 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9508 mode compatibility check.
9509 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9511 2016-03-23 Jeff Law <law@redhat.com>
9513 PR tree-optimization/64058
9514 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9516 (struct ssa_conflicts): Move up earlier in the file.
9517 (conflicts_, var_map_): New static variables.
9518 (initialize_conflict_count): New function to initialize the
9519 CONFLICT_COUNT field for each conflict pair.
9520 (compare_pairs): Lazily initialize the conflict count and use it
9521 as the first tie-breaker.
9522 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9523 and wipe conflicts_ and map_ around the call to qsort. Remove
9524 special case for 2 coalesce pairs.
9525 * bitmap.c (bitmap_count_unique_bits): New function.
9526 (bitmap_count_bits_in_word): New function, extracted from
9528 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9529 * bitmap.h (bitmap_count_unique_bits): Declare it.
9531 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9534 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9535 transparent alias chain for decl assembler name.
9536 * config/sol2.c (solaris_assemble_visibility): Likewise.
9538 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9540 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9542 (v10_fdivs): Likewise.
9543 (v10_fdivd): Likewise.
9545 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9548 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9549 to not call fclose twice on file.
9551 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9553 PR tree-optimization/70354
9554 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9555 oprnd0 is wider than oprnd1 and there is a cast from the wider
9556 type to oprnd1, mask it with the mask of the narrower type.
9559 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9560 Optimize TARGET_STV splitters, if high or low word of last argument
9563 2016-03-22 Jeff Law <law@redhat.com>
9566 tree-ssa-threadbackward.c
9567 (fsm_find_control_statement_thread_paths): Correctly distinguish
9568 between old style jump threads vs FSM jump threads.
9570 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
9573 * config/i386/i386.c (scalar_chain::convert_op): Support
9574 uninitialized register usage case.
9576 2016-03-22 Richard Biener <rguenther@suse.de>
9579 * genmatch.c (gen_transform): Adjust last parameter to a three-state
9581 (capture::gen_transform): ... to change behavior when substituting
9582 a condition into cond or not-cond expr context.
9583 (dt_simplify::gen_1): Adjust.
9584 * gimple-match-head.c: Include gimplify.h for unshare_expr.
9585 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
9586 last change and instead change to
9587 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
9588 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9590 2016-03-22 Anthony Green <green@moxielogic.com>
9592 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
9593 issue for moxiebox targets.
9594 (CC1PLUS_SPEC): Ditto.
9596 2016-03-22 Richard Biener <rguenther@suse.de>
9599 * fold-const.c (extract_muldiv_1): Properly perform multiplication
9602 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9604 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
9606 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9609 * config/i386/i386.c (def_builtin): Handle
9610 OPTION_MASK_ISA_AVX512VL to be and-ed with other
9612 (const struct builtin_description bdesc_special_args[]):
9613 Remove duplicate ISA bits.
9615 2016-03-22 Jakub Jelinek <jakub@redhat.com>
9618 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
9619 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
9620 in a way that works also for AVX512BW.
9623 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
9624 instead of source if operands[1] is xmm16 and above and
9625 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
9626 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
9629 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
9630 on assign if (*from_p) is a comparison, set it to
9631 TREE_NO_WARNING (*from_p).
9633 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9636 * lra.c (restore_scratches): Ignore deleted insns.
9638 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
9639 Jakub Jelinek <jakub@redhat.com>
9641 PR tree-optimization/70317
9642 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
9645 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
9648 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
9649 of ix86_expand_move.
9651 (movti): Use general_operand for operand 1 predicate.
9653 2016-03-21 Martin Liska <mliska@suse.cz>
9655 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
9657 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
9659 2016-03-21 Martin Liska <mliska@suse.cz>
9662 * ipa-icf.c (sem_function::parse): Skip static
9663 constructors and destructors.
9665 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9668 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
9669 function-like macro, peek following token(s) if it is followed
9670 by CPP_OPEN_PAREN token with optional padding in between, and
9671 if not, don't treat it like a macro.
9673 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
9674 Alexander Monakov <amonakov@ispras.ru>
9676 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
9677 for the stabs debug format.
9679 2016-03-21 Richard Biener <rguenther@suse.de>
9681 PR tree-optimization/70310
9682 * tree-vect-generic.c (expand_vector_condition): Fold the built
9685 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
9688 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
9689 Block third alternative for AVX-512VL target,
9691 2016-03-21 Martin Liska <mliska@suse.cz>
9694 * hsa-brig.c (emit_function_directives): Mark unemitted
9695 global variables for emission.
9696 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
9697 (get_symbol_for_decl): Likewise.
9698 * hsa.h (struct hsa_symbol): New flag.
9700 2016-03-21 Richard Biener <rguenther@suse.de>
9702 PR tree-optimization/70288
9703 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
9704 we do not estimate unsimplified all-constant conditionals or
9705 switches as optimized away.
9707 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
9709 PR rtl-optimization/69102
9710 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
9711 when we have a readonly dependency context.
9713 2016-03-18 Jeff Law <law@redhat.com>
9715 PR rtl-optimization/70263
9716 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
9717 (update_equiv_regs): When trying to move a store to after the insn
9718 that sets the source of the store, make sure the store occurs after
9719 the insn that sets the source of the store. When successful note
9720 the REG_EQUIV note created in the dump file.
9722 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
9723 Bernd Schmidt <bschmidt@redhat.com>
9725 * doc/extend.texi: Document more potential problems with basic asms.
9727 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
9729 PR rtl-optimization/70278
9730 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
9733 2016-03-18 Jason Merrill <jason@redhat.com>
9735 * calls.c (load_register_parameters): Fix zero size sibcall logic.
9737 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
9739 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
9740 values to 128b regs.
9742 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
9744 PR tree-optimization/70252
9745 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
9746 boolean vector has a proper number of elements.
9747 (supportable_narrowing_operation): Likewise.
9749 2016-03-18 Tom de Vries <tom@codesourcery.com>
9752 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
9754 2016-03-18 Jakub Jelinek <jakub@redhat.com>
9756 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
9757 instead of replace_rtx for DEBUG_INSNs.
9759 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9761 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
9762 load type reservations.
9764 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
9767 * config/pa/constraints.md: Revert 2015-02-13 change. Use
9768 define_constraint for "Q" and "T" constraints.
9770 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
9772 Tweak the pipeline model for Exynos M1
9774 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
9777 2016-03-17 David Malcolm <dmalcolm@redhat.com>
9780 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
9781 where one or both locations aren't within a line_map.
9783 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
9786 * opts.c (finish_options): Don't set flag_pie to the default if
9787 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
9790 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
9792 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
9793 true as ALL_REGS argument to replace_rtx.
9795 2016-03-17 Richard Biener <rguenther@suse.de>
9798 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
9801 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9804 * rtl.h (replace_rtx): Add ALL_REGS argument.
9805 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
9806 equality and assert mode is the same, instead of just rtx pointer
9808 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
9809 true as ALL_REGS argument to replace_rtx.
9811 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
9813 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
9814 for boolean vector with vector mode only.
9815 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9817 2016-03-17 Nick Clifton <nickc@redhat.com>
9820 * config/rx/rx.c (rx_print_integer): Print negative constants in
9823 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9826 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
9828 2016-03-16 Richard Henderson <rth@redhat.com>
9829 Richard Biener <rguenth@suse.de>
9834 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
9835 first operand as is_gimple_condexpr.
9840 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
9841 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
9842 Do not gimplify the result.
9843 (do_unop): Adjust call to tree_vec_extract.
9844 (do_binop): Likewise.
9845 (do_compare): Likewise.
9846 (do_plus_minus): Likewise.
9847 (do_negate): Likewise.
9848 (expand_vector_condition): Likewise.
9849 (do_cond): Likewise.
9851 2016-03-16 Richard Henderson <rth@redhat.com>
9854 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
9855 (aarch64_classify_address): Use it.
9856 (aarch64_legitimize_address): Force all subexpressions of PLUS
9857 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
9859 2016-03-16 Jakub Jelinek <jakub@redhat.com>
9860 Richard Biener <rguenth@suse.de>
9863 * rtlanal.c (replace_rtx): For REG, if from is a REG,
9864 return to even if only REGNO is equal, and assert
9867 2016-03-11 Jeff Law <law@redhat.com>
9869 PR rtl-optimization/70224
9870 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
9872 2016-03-16 Richard Henderson <rth@redhat.com>
9875 * function.h (struct function): Add has_forced_label_in_static.
9876 * gimplify.c (force_labels_r): Set it.
9877 * lto-streamer-in.c (input_struct_function_base): Read it.
9878 * lto-streamer-out.c (output_struct_function_base): Write it.
9879 * tree-inline.c (has_label_address_in_static_1): Remove.
9880 (copy_forbidden): Remove fndecl parameter; test
9881 has_forced_label_in_static.
9882 (inline_forbidden_p): Update call to copy_forbidden.
9883 (tree_versionable_function_p): Likewise.
9884 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
9885 (chkp_versioning): Likewise.
9886 * tree-inline.h (copy_forbidden): Update decl.
9888 2016-03-16 Marek Polacek <polacek@redhat.com>
9891 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
9892 function being thunked if the result type doesn't have fixed size.
9893 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
9894 doesn't have fixed size.
9896 2016-03-16 Bin Cheng <bin.cheng@arm.com>
9898 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
9899 reporting malformed loop nest.
9901 2016-03-16 Tom de Vries <tom@codesourcery.com>
9904 * ipa-devirt.c (possible_polymorphic_call_targets): Move
9905 nodes.length () == 1 test to before first nodes[0] access.
9907 2016-03-16 Tom de Vries <tom@codesourcery.com>
9909 PR tree-optimization/68715
9910 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
9913 2016-03-16 Tom de Vries <tom@codesourcery.com>
9915 PR tree-optimization/68809
9916 * graphite-scop-detection.c (same_close_phi_node): Test if result types
9919 2016-03-16 Carlos O'Donell <carlos@redhat.com>
9920 Sandra Loosemore <sandra@codesourcery.com>
9922 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
9923 on leaf attribute. Mention ELF interposition problems.
9925 2016-03-16 Alan Modra <amodra@gmail.com>
9927 PR rtl-optimization/69195
9928 PR rtl-optimization/47992
9929 * ira.c (indirect_jump_optimize): Ignore artificial defs.
9932 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
9935 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
9937 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9939 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
9941 2016-03-15 Jakub Jelinek <jakub@redhat.com>
9943 PR rtl-optimization/70222
9944 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
9945 optimization if mode is different from result_mode, queue up masking
9946 of the result in outer_op. Formatting fix.
9949 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
9952 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9954 PR rtl-optimization/69032
9955 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
9956 looping backwards over basic block insns.
9958 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9961 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
9962 to non-speculative when propagating trap bits.
9964 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9966 PR rtl-optimization/63384
9967 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
9970 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9973 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
9974 factored out from ...
9975 (sched_analyze_insn): ... here.
9976 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
9977 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
9978 get_implicit_reg_pending_clobbers in it.
9979 (setup_id_reg_sets): Use setup_id_implicit_regs.
9980 (deps_init_id): Ditto.
9982 2016-03-15 Tom de Vries <tom@codesourcery.com>
9985 * cgraph.c (cgraph_node::get_body): Save, reset and restore
9987 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
9988 execute_function_dump.
9989 (execute_one_pass): Don't dump function if it will be dumped after ipa
9992 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
9994 * genrecog.c (match_pattern_2): If pred is NULL don't call
9995 safe_predicate_mode on it.
9997 2016-03-14 Jakub Jelinek <jakub@redhat.com>
10000 * lra-constraints.c (delete_move_and_clobber): Change assertion
10001 to also allow dregno == 0.
10003 2016-03-14 Richard Henderson <rth@redhat.com>
10006 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
10007 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
10008 (reassociate_bb): Use optimize_vec_cond_expr; avoid
10009 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
10012 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
10015 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
10017 (lra_create_live_ranges_1): initialize hard register biggest_mode to
10019 * lra-constraints.c (split_reg): For hard regs, try to find the
10020 biggest single-register mode used in the function.
10022 2016-03-14 Richard Biener <rguenther@suse.de>
10024 PR tree-optimization/56365
10025 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10026 constants to compare against.
10028 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10031 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10032 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10033 (define_split for the GPR case): Use int_reg_operand instead of
10034 gpc_reg_operand for the output.
10036 2016-03-14 Tom de Vries <tom@codesourcery.com>
10038 PR tree-optimization/70045
10039 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10040 create_empty_if_region_on_edge argument.
10042 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10044 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10045 (STACK_CHECK_PROTECT): Likewise.
10046 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10047 (STACK_CHECK_PROTECT): Likewise.
10048 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10049 (STACK_CHECK_PROTECT): Likewise.
10050 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10051 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10052 (STACK_CHECK_PROTECT): Likewise.
10054 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10056 PR rtl-optimization/69307
10057 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10058 registers in modes that span more than one register.
10060 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10063 * lra-constraints.c (delete_move_and_clobber): New.
10064 (remove_inheritance_pseudos): Use it.
10066 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10069 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10070 the libcall is LCT_THROW.
10071 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10072 for the checking routine.
10074 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10077 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10078 optimization if we have direct move.
10079 (roundu32<mode>2_fprs): Likewise.
10081 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10084 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10086 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10087 Arguments swapped. All callers changed. Take reg_renumber into
10088 account, and Calculate and compare register ranges for hard regs.
10090 2016-03-11 Jeff Law <law@redhat.com>
10092 PR tree-optimization/70190
10093 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10094 Handle cases where we can not extract the taken edge, even though we
10095 found a constant value.
10097 PR tree-optimization/64058
10098 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10099 (num_coalesce_pairs): Move up earlier in file.
10100 (find_coalesce_pair): Initialize the INDEX field for each pair
10102 (compare_pairs): No longer sort on the elements in each pair.
10103 Instead break ties with the index of the coalesce pair.
10105 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10108 * config/aarch64/aarch64-protos.h
10109 (aarch64_save_restore_target_globals): New prototype.
10110 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10111 Call the above when popping pragma.
10112 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10114 (aarch64_set_current_function): Rewrite using the above.
10116 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10118 PR tree-optimization/70177
10119 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10120 (extract_ops_from_tree): ... this. In the 2 argument
10121 overload remove _1 suffix.
10122 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10123 (extract_ops_from_tree): ... this.
10124 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10126 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10127 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10128 extract_ops_from_tree instead of 2 operand one.
10130 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10132 PR tree-optimization/70013
10133 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10134 for constant-pool entries.
10136 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10138 PR rtl-optimization/70174
10139 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10140 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10142 PR tree-optimization/70169
10143 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10144 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10147 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10148 Jakub Jelinek <jakub@redhat.com>
10151 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10152 of uninitialized values.
10154 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10156 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10158 ("*trunctddd2"): New pattern definition.
10159 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10162 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10164 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10165 definitions for BFP and DFP rounding modes.
10166 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10167 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10168 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10169 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10172 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10174 * config/s390/constraints.md: Adjust comment.
10175 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10176 s390_decompose_addrstyle_without_index.
10177 * config/s390/predicates.md (shift_count_or_setmem_operand):
10178 Rename to setmem_operand.
10179 * config/s390/s390-protos.h
10180 (s390_decompose_shift_count): Rename to
10181 s390_decompose_addrstyle_without_index.
10182 * config/s390/s390.c (s390_decompose_shift_count)
10183 (s390_mem_constraint, print_shift_count_operand)
10184 (print_operand_address, print_operand): Rename
10185 s390_decompose_shift_count to
10186 s390_decompose_addrstyle_without_index and rename
10187 print_shift_count_operand to print_addrstyle_operand troughout the
10189 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10190 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10191 Rename shift_count_or_setmem_operand to setmem_operand.
10192 * config/s390/vx-builtins.md ("vec_insert<mode>")
10193 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10196 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10199 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10200 Handle overlapping retval and newval.
10202 2016-03-10 Nick Clifton <nickc@redhat.com>
10205 * config/aarch64/aarch64.c
10206 (aarch64_override_options_after_change_1): When forcing
10207 flag_omit_frame_pointer to be true, use a special value that can
10208 be detected if this function is called again, thus preventing
10209 flag_omit_leaf_frame_pointer from being forced to be false.
10211 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10213 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10214 Set x_flag_omit_leaf_frame_pointer when handling
10215 -momit-leaf-frame-pointer.
10217 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10220 * cgraph.c (cgraph_node::dump): Dump split_part and
10221 indirect_call_target.
10222 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10223 * ipa.c (has_addr_references_p): Cleanup.
10224 (is_indirect_call_target_p): New.
10225 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10226 called indirectly as local.
10227 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10229 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10232 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10233 on cxa_pure_virtual.
10235 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10238 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10240 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10243 * tree.c (need_assembler_name_p): Only record main variant type names.
10245 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10248 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10249 Always define to 0 or 1.
10250 (TARGET_FIX_ERR_A53_843419): New macro.
10251 * config/aarch64/aarch64-elf-raw.h
10252 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10253 * config/aarch64/aarch64-linux.h: Likewise.
10254 * config/aarch64/aarch64.c
10255 (aarch64_override_options_after_change_1): Do not default
10256 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10258 (aarch64_attributes): Handle fix-cortex-a53-843419.
10259 (aarch64_can_inline_p): Likewise.
10260 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10262 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10263 Jakub Jelinek <jakub@redhat.com>
10265 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10266 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10267 DECL_COMMONS if flag_unconstrained_commons is set.
10268 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10269 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10270 (funconstrained-commons): Document.
10272 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10274 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10275 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10277 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10279 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10280 has a proper number of elements.
10282 2016-03-10 Alan Modra <amodra@gmail.com>
10284 PR rtl-optimization/69195
10285 PR rtl-optimization/47992
10286 * ira.c (recorded_label_ref): Delete.
10287 (update_equiv_regs): Return void.
10288 (indirect_jump_optimize): New function.
10289 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10290 before regstat_compute_ri. Don't rebuild_jump_labels here.
10291 Delete update_regstat.
10293 2016-03-10 Richard Biener <rguenther@suse.de>
10295 PR tree-optimization/70128
10296 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10297 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10299 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10301 PR tree-optimization/70152
10302 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10303 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10306 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10307 instead of gen_sse2_loadlpd.
10308 * config/i386/sse.md (*vec_concatv2df): Rename to...
10309 (vec_concatv2df): ... this.
10311 PR tree-optimization/70127
10312 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10314 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10318 * diagnostic-show-locus.c (compatible_locations_p): New function.
10319 (layout::layout): Sanitize ranges using compatible_locations_p.
10321 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10325 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10326 location_range param with three const expanded_locations * and a
10328 (layout::layout): Replace call to
10329 rich_location::lazily_expand_location with get_expanded_location.
10330 Extract the range and perform location expansion here, passing
10331 the results to the layout_range ctor.
10332 * diagnostic.c (source_range::debug): Delete.
10333 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10334 of rich_location::get_expanded_location.
10335 * gcc-rich-location.c (get_range_for_expr): Delete.
10336 (gcc_rich_location::add_expr): Reimplement to avoid the
10337 rich_location::add_range overload that took a location_range,
10338 passing a location_t instead.
10340 2016-03-09 Richard Biener <rguenther@suse.de>
10341 Jakub Jelinek <jakub@redhat.com>
10343 PR tree-optimization/70138
10344 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10345 Also skip vect_double_reduction_def.
10347 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10350 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10351 if the operand is "m".
10353 2016-03-09 Nathan Sidwell <nathan@acm.org>
10355 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10357 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10359 * config/i386/i386.c (processor_target_table): Fix cost table
10360 intialization order for znver1.
10362 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10364 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10365 - becuase -> because.
10366 * ipa-reference.c (ignore_module_statics): Likewise.
10367 * cgraph.c (cgraph_node::get_body): Likewise.
10368 * ipa-inline.c (early_inliner): Likewise.
10369 * ipa-devirt.c (types_same_for_odr): Likewise.
10370 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10371 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10373 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10375 * tree-ssa-math-opts.c: Fix typo in comment.
10377 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10380 * config/i386/i386.c (scalar_chain::make_vector_copies,
10381 scalar_chain::convert_reg): Call end_sequence in between
10382 get_insns and emit_conversion_insns rather than after both
10385 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10388 * config/i386/i386.h (machine_function): Add
10389 pc_thunk_call_expanded flag.
10390 (ix86_pc_thunk_call_expanded): New define.
10391 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10392 (*set_got): Rename insn pattern from set_got.
10393 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10394 * config/i386/i386.c (ix86_compute_frame_layout): Use
10395 ix86_pc_thunk_call_expanded to prevent red-zone.
10397 2016-03-07 Martin Jambor <mjambor@suse.cz>
10399 * hsa.h (hsa_get_ctor_statements): Declare.
10400 (hsa_get_dtor_statements): Likewise.
10401 (hsa_get_kernel_dispatch_type): Likewise.
10402 * hsa.c (hsa_get_ctor_statements): New function.
10403 (hsa_get_dtor_statements): Likewise.
10404 (hsa_get_kernel_dispatch_type): Likewise.
10405 * hsa-brig.c (hsa_cdtor_statements): Removed.
10406 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10407 hsa_get_dtor_statements.
10408 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10409 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10411 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10413 * config/arm/arm-cores.def (cortex-r8): New.
10414 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10415 * config/arm/arm-tune.md: Likewise.
10416 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10418 2016-03-07 Martin Sebor <msebor@redhat.com>
10420 PR rtl-optimization/19705
10421 * doc/invoke.texi (Options That Control Optimization): Clarify
10422 -fno-branch-count-reg.
10424 2016-02-26 Richard Biener <rguenther@suse.de>
10425 Jeff Law <law@redhat.com>
10427 PR tree-optimization/69740
10428 * cfghooks.c (remove_edge): Request loop fixups if we delete
10429 an edge that might turn an irreducible loop into a natural
10431 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10432 Move after definition of loops_state_clear.
10434 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10436 PR rtl-optimization/69052
10437 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10440 2016-03-07 Tom de Vries <tom@codesourcery.com>
10442 PR tree-optimization/70116
10443 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10444 is_tm_ending stmts and ubsan/asan internal functions.
10445 (find_duplicate): Use it. Don't test is_tm_ending here.
10447 2016-03-07 Richard Biener <rguenther@suse.de>
10449 PR tree-optimization/70115
10450 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10451 (propagate_constants_for_unrolling): Use replace_uses_by.
10453 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10455 PR middle-end/69916
10456 * omp-low.c (struct oacc_loop): Add ifns.
10457 (new_oacc_loop_raw): Initialize it.
10458 (finish_oacc_loop): Clear mask & flags if no ifns.
10459 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10460 (oacc_loop_xform_loop): Add ifns arg & adjust.
10461 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10463 2016-03-07 Richard Henderson <rth@redhat.com>
10466 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10467 (insert_value_copy_on_edge): Likewise.
10469 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10471 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10473 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10476 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10478 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10480 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10482 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10484 Fix sseimul type attribute.
10485 * config/i386/znver1.md
10486 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10487 znver1_sseimul_avx256_load) : Fix the type attribute.
10488 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10489 pipe usage and latency.
10491 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10494 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10495 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10498 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10501 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10503 PR rtl-optimization/69941
10504 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10505 the reg share its mode.
10507 2016-03-04 Jeff Law <law@redhat.com>
10509 PR tree-optimization/69196
10510 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10511 If the both SSA_NAMEs are anonymous, then consider them unassociated
10512 and include the PHI in the statement count.
10514 2016-03-05 Tom de Vries <tom@codesourcery.com>
10516 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10517 construct in oacc routine. Check for oacc region in oacc routine.
10519 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10522 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10523 2016-02-22 changes, instead don't recurse if RECUR is already true.
10524 Don't change *dynamic_check if RECUR. Adjust recursive caller
10525 to pass true to the new argument.
10526 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10529 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10530 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10532 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10534 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10536 PR rtl-optimization/57676
10537 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10538 with flag_checking.
10540 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10542 * tree-vect-patterns.c (search_type_for_mask): Handle
10543 comparison of booleans.
10545 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10547 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10551 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10552 all other ops that have dw_val_class_die_ref operands,
10553 and DW_OP_GNU_entry_value.
10555 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10557 PR rtl-optimization/69904
10558 * config/arm/arm.c (arm_cannot_copy_insn_p):
10559 Return true for load-exclusive instructions.
10561 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10564 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10565 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10566 the pattern no matter if it is used just by non-pattern, pattern
10568 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10569 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10570 oprnd1 def_stmt is in pattern, don't look through it.
10572 2016-03-03 Marek Polacek <polacek@redhat.com>
10574 PR middle-end/70050
10575 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
10577 2016-03-03 Martin Liska <mliska@suse.cz>
10579 PR tree-optimization/70043
10580 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
10581 previous statement if we see a debug statement.
10583 2016-03-03 Richard Biener <rguenther@suse.de>
10585 PR tree-optimization/55936
10586 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
10587 parameter and guard unsafe equivalence use.
10588 (vrp_evaluate_conditional_warnv_with_ops): Always use
10589 safe equivalences but not via the quadratic compare_names
10592 2016-03-03 Michael Collison <michael.collison@linaro.org>
10595 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
10596 for operand 1 to s_register_operand. Change predicate for operand
10597 2 to arm_not_immediate_operand.
10599 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
10601 * doc/tm.texi: Regenerated.
10603 2016-03-02 Richard Henderson <rth@redhat.com>
10606 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
10607 simplification when all args are positive non-fixed registers.
10609 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10611 * target.def (lra_p): Specify that new ports should use LRA.
10613 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10616 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
10617 gimplify_type_sizes the type they refer to.
10618 (omp_notice_variable): Handle reference vars to VLAs.
10619 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
10620 reference to VLA decls in the second pass instead of first pass.
10622 2016-03-02 Tom de Vries <tom@codesourcery.com>
10624 PR tree-optimization/68659
10625 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
10626 new_expr == NULL_TREE.
10627 (get_new_name): Handle ADDR_EXPR.
10629 2016-03-02 Bin Cheng <bin.cheng@arm.com>
10631 PR rtl-optimization/69052
10632 * loop-invariant.c (canonicalize_address): New function.
10633 (inv_can_prop_to_addr_use): Check validity of address expression
10634 which is canonicalized by above function.
10636 2016-03-02 Alan Modra <amodra@gmail.com>
10639 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
10642 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10645 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
10646 (*movhi_internal): Put mask moves from and to memory separately
10647 from moves from/to GPRs.
10649 2016-03-02 Richard Biener <rguenther@suse.de>
10651 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
10652 GENERIC expressions in GIMPLE.
10654 2016-03-02 Richard Biener <rguenther@suse.de>
10656 * config/i386/i386.c (type_natural_mode): Fix typo.
10658 2016-03-02 Nick Clifton <nickc@redhat.com>
10660 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
10662 2016-03-02 Richard Biener <rguenther@suse.de>
10663 Uros Bizjak <ubizjak@gmail.com>
10666 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
10668 2016-03-02 Richard Biener <rguenther@suse.de>
10670 PR middle-end/67278
10671 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
10673 2016-03-02 Marek Polacek <polacek@redhat.com>
10676 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
10677 "is promoted to" warning.
10679 2016-03-01 DJ Delorie <dj@redhat.com>
10681 * config.gcc: Deprecate mep-*.
10683 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
10685 PR middle-end/70025
10686 * lra-constraints.c (regno_val_use_in): New.
10687 (match_reload): Use it instead of regno_use_in.
10689 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10691 PR rtl-optimization/70007
10692 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
10693 references present in REG_EQUAL notes attached to non-SET patterns.
10695 2016-03-01 Jeff Law <law@redhat.com>
10697 PR tree-optimization/69196
10698 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10699 Appropriately clamp the number of statements to copy when the
10700 thread path does not traverse a loop backedge.
10702 PR tree-optimization/69196
10703 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10704 Do count some PHIs in the thread path against the insn count. Decrease
10705 final statement count by one as the control statement in the last
10706 block will get removed. Remove special cased code for handling PHIs
10709 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
10712 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
10713 asm dialect alternatives to explicit GOTPCREL calls.
10715 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10718 * ira.c (do_reload): Issue warning for generic stack checking here...
10719 * reload1.c (reload): ...instead of here and streamline it.
10721 2016-03-01 Nick Clifton <nickc@redhat.com>
10723 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
10725 2016-03-01 Richard Biener <rguenther@suse.de>
10727 PR tree-optimization/69983
10728 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
10729 types and fall back to operand_equal_p.
10731 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10734 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10736 * config/s390/constraints.md ("jm8"): New constraint.
10737 * config/s390/predicates.md ("const_int_8bitset_operand"): New
10739 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
10741 ("*setmem_long<setmem_and>"): New pattern.
10742 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
10744 ("*setmem_long_31z<setmem_and>"): New pattern.
10745 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
10746 New substitution rules with the required attributes.
10749 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10752 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10754 * gensupport.c (process_substs_on_one_elem): Split loop to
10755 complete mark_operands_used_in_match_dup on all expressions in the
10757 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10758 and remove function.
10760 2016-03-01 Richard Biener <rguenther@suse.de>
10762 PR middle-end/70022
10763 * fold-const.c (fold_indirect_ref_1): Fix range checking for
10764 vector BIT_FIELD_REF extract.
10766 2016-03-01 Richard Biener <rguenther@suse.de>
10768 PR tree-optimization/69994
10769 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
10771 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
10773 PR tree-optimization/69956
10774 * tree-vect-stmts.c (supportable_widening_operation): Support
10775 multi-step conversion of boolean vectors.
10776 (supportable_narrowing_operation): Likewise.
10778 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10780 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
10783 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10785 * config/s390/subst.md (DSI_VI): New mode iterator.
10786 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
10787 * config/s390/vector.md ("vec_set<mode>"): Move expander before
10788 the insn definition.
10789 ("*vec_set<mode>"): Change predicate and add alternative to
10790 support only either register or const_int operands as element
10792 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
10794 ("vec_extract<mode>"): New expander.
10795 ("*vec_extract<mode>"): New insn definition supporting reg and
10796 const_int element selectors.
10797 ("*vec_extract<mode>_plus"): New insn definition supporting
10798 reg+const_int element selectors.
10799 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
10800 following expander+insn definition.
10801 ("<vec_shifts_name><mode>3"): New expander.
10802 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
10804 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10806 * config/s390/s390.md ("*tabort_1"): Change predicate to
10807 nonmemory_operand. Add a second alternative to cover
10808 register as well as const int operands.
10809 ("*tabort_1_plus"): New pattern definition.
10811 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10813 * config/s390/s390.md ("*ashrdi3_cc_31")
10814 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
10815 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
10816 Merge insn definitions into ...
10817 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10818 New pattern definition.
10819 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
10820 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
10821 ("*ashr<mode>3_and"): Merge insn definitions into ...
10822 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10823 New pattern definition.
10824 * config/s390/subst.md ("addr_style_op_cc_subst")
10825 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
10826 substitutions patterns plus attributes.
10827 Add ashiftrt to SUBST iterator.
10829 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10831 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
10832 op2 to nonmemory_operand.
10833 ("*<shift>di3_31", "*<shift>di3_31_and"):
10834 Merge into single pattern definition ...
10835 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
10836 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
10837 pattern definition ...
10838 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
10839 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
10842 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10844 * config/s390/predicates.md (const_int_6bitset_operand): New
10846 * config/s390/s390.md: Include subst.md.
10847 ("rotl<mode>3"): New expander.
10848 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
10850 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
10851 * config/s390/subst.md: New file.
10853 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10855 * config/s390/s390.md ("op_type", "atype", "length" attributes):
10856 Remove RRR type. It doesn't really exist.
10857 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
10859 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
10860 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
10861 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
10862 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
10863 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
10864 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
10865 `enabled' attribute.
10867 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10869 * gensupport.c (process_substs_on_one_elem): Split loop to
10870 complete mark_operands_used_in_match_dup on all expressions in the
10872 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10873 and remove function.
10875 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10878 * config/sparc/sparc.c (NWORDS_UP): Rename to...
10879 (CEIL_NWORDS): ...this. Use CEIL macro.
10880 (compute_fp_layout): Adjust to above renaming.
10881 (function_arg_union_value): Likewise.
10882 (sparc_arg_partial_bytes): Likewise.
10883 (sparc_function_arg_advance): Likewise.
10885 2016-02-29 Jeff Law <law@redhat.com>
10887 PR tree-optimization/70005
10888 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
10889 where an object with a boolean range is compared against a value
10892 PR tree-optimization/69999
10893 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
10894 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
10897 2016-02-29 Richard Biener <rguenther@suse.de>
10899 PR tree-optimization/69994
10900 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
10901 (get_unary_op): Look through nop conversions.
10902 (ops_equal_values_p): New function, look for equality diregarding
10904 (eliminate_plus_minus_pair): Use ops_equal_values_p
10905 (repropagate_negates): Do not use get_unary_op here.
10907 2016-02-29 Martin Liska <mliska@suse.cz>
10909 * system.h: Poison ENABLE_CHECKING macro.
10911 2016-02-29 Martin Liska <mliska@suse.cz>
10913 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
10914 is presented in dump flags.
10915 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10916 (hsa_regalloc): Likewise.
10918 2016-02-19 Richard Biener <rguenther@suse.de>
10920 PR tree-optimization/69980
10921 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
10922 permutation of those we need to keep.
10924 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10927 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
10928 (NWORDS_UP): ...this
10929 (init_cumulative_args): Minor tweaks.
10930 (sparc_promote_function_mode): Likewise.
10931 (scan_record_type): Delete.
10932 (traverse_record_type): New function template.
10933 (classify_data_t): New structure type.
10934 (classify_registers): New inline function.
10935 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
10936 exhausted. Instantiate traverse_record_type on classify_registers and
10937 deal with the case of a structure passed in slot #15 with no FP field
10939 (assign_data_t): New structure type.
10940 (compute_int_layout): New static function.
10941 (compute_fp_layout): Likewise.
10942 (count_registers): New inline function.
10943 (assign_int_registers): New static function.
10944 (assign_fp_registers): Likewise.
10945 (assign_registers): New inline function.
10946 (function_arg_record_value_1): Delete.
10947 (function_arg_record_value_2): Likewise.
10948 (function_arg_record_value_3): Likewise.
10949 (function_arg_record_value): Adjust to above changes. Instantiate
10950 traverse_record_type on count_registers to first count the number of
10951 registers to be used and then on assign_registers to assign them.
10952 (function_arg_union_value): Adjust to above renaming.
10953 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
10954 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
10955 case of a structure passed in slot #15
10956 (sparc_function_arg_advance): Likewise.
10957 (function_arg_padding): Minor tweak.
10959 2016-02-29 Richard Biener <rguenther@suse.de>
10961 PR tree-optimization/69720
10962 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
10963 the adjustment_def path for possibly vectorized defs.
10964 (vect_create_epilog_for_reduction): Handle vectorized initial
10967 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
10969 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
10971 2016-02-27 Jeff Law <law@redhat.com>
10974 2016-02-26 Richard Biener <rguenther@suse.de>
10975 Jeff Law <law@redhat.com>
10977 PR tree-optimization/69740
10978 * cfghooks.c (remove_edge): Request loop fixups if we delete
10979 an edge that might turn an irreducible loop into a natural
10982 2016-02-27 Jakub Jelinek <jakub@redhat.com>
10984 PR rtl-optimization/69896
10985 * tree-vect-generic.c (get_compute_type): Avoid single element
10988 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
10990 Rename the AArch64 tuning option and related functions to enable the
10991 Newton series for the reciprocal square root to reflect its
10992 approximative characteristic.
10994 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
10995 function to "aarch64_emit_approx_rsqrt".
10996 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
10997 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
10998 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
10999 (xgene1_tunings): Likewise.
11000 (use_rsqrt_p): Likewise.
11001 (aarch64_emit_swrsqrt): Use new function name.
11002 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
11003 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
11004 text explaining this option.
11005 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
11007 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11010 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11011 complain about -mallow-movmisalign without -mvsx if
11012 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
11014 2016-02-26 Joel Sherrill <joel@rtems.org>
11016 * config.gcc: Add x86_64-*-rtems*.
11017 * config/i386/rtems-64.h: New file.
11019 2016-02-26 Joel Sherrill <joel@rtems.org>
11021 * config.gcc: Add aarch64-*-rtems*.
11022 * config/aarch64/rtems.h: New file.
11024 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11027 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11028 shift amount using %h. Add comment.
11030 2016-02-26 Richard Biener <rguenther@suse.de>
11031 Jeff Law <law@redhat.com>
11033 PR tree-optimization/69740
11034 * cfghooks.c (remove_edge): Request loop fixups if we delete
11035 an edge that might turn an irreducible loop into a natural
11038 2016-02-26 Martin Jambor <mjambor@suse.cz>
11040 PR middle-end/69920
11041 * tree-sra.c (sra_modify_assign): Do not remove loads of
11042 uninitialized aggregates to SSA_NAMEs.
11044 2016-02-26 Richard Henderson <rth@redhat.com>
11047 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11048 pseudo in case the target rtx matches the source of the left
11051 2016-02-26 Martin Jambor <mjambor@suse.cz>
11054 * hsa.h (hsa_type_packed_p): Declare.
11055 * hsa.c (hsa_type_packed_p): New function.
11056 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11058 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11059 * hsa-brig.c (emit_basic_insn): Likewise.
11061 2016-02-26 Martin Jambor <mjambor@suse.cz>
11064 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11066 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11068 2016-02-26 Martin Jambor <mjambor@suse.cz>
11070 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11071 hsa_op_with_type operands.
11072 (hsa_unsigned_type_for_type): Declare.
11073 * hsa.c (hsa_unsigned_type_for_type): New function.
11074 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11075 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11076 the finalizer. Do not emit extra move.
11078 2016-02-26 Martin Jambor <mjambor@suse.cz>
11080 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11081 atomic operations in private segment.
11083 2016-02-26 Martin Jambor <mjambor@suse.cz>
11085 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11086 statements to wi->info. Also disallow omp simd constructs.
11087 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11088 for not gridifying. Dump special string for omp_for.
11090 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11093 * config/aarch64/aarch64.c (aarch64_set_current_function):
11094 Save/restore target globals when switching to
11095 target_option_default_node.
11097 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11100 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11101 Return 0 if !SHIFT_COUNT_TRUNCATED.
11103 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11104 Eric Botcazou <ebotcazou@adacore.com>
11106 PR rtl-optimization/69891
11107 * dse.c (scan_insn): If we can't figure out memset arguments
11108 or they are non-constant, call clear_rhs_from_active_local_stores.
11110 2016-02-26 Martin Liska <mliska@suse.cz>
11112 * doc/extend.texi: Mention clog10, clog10f an clog10l
11113 in Builtins section.
11115 2016-02-26 Martin Liska <mliska@suse.cz>
11117 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11119 (resolve_args_picking_1): Likewise.
11120 * dwarf2out.h (struct GTY): Likewise.
11122 2016-02-26 Martin Liska <mliska@suse.cz>
11124 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11125 with flag_checking.
11126 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11128 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11129 Martin Liska <mliska@suse.cz>
11131 * doc/install.texi: Mention --enable-valgrind-annotations.
11133 2016-02-26 Richard Biener <rguenther@suse.de>
11135 PR tree-optimization/69551
11136 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11137 looking through aliases adjust DECL_PT_UID to refer to the
11138 ultimate alias target.
11140 2016-02-25 Martin Liska <mliska@suse.cz>
11142 PR middle-end/69919
11143 * alloc-pool.c (after_memory_report): New variable.
11144 * alloc-pool.h (base_pool_allocator ::release): Do not use
11145 the infrastructure if after_memory_report.
11146 * toplev.c (toplev::main): Mark after memory report.
11148 2016-02-25 Richard Biener <rguenther@suse.de>
11150 PR tree-optimization/48795
11151 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11153 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11156 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11157 offloading is enabled and -fopenacc or -fopenmp is specified.
11158 (CRTOFFLOADEND): Likewise.
11159 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11160 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11161 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11162 (offload_objects_file_name): New static var.
11163 (tool_cleanup): Remove offload_objects_file_name file.
11164 (find_offloadbeginend): Replace with ...
11165 (find_crtoffloadtable): ... this.
11166 (run_gcc): Remove offload_argc and offload_argv.
11167 Get offload_objects_file_name from -foffload-objects=... option.
11168 Read names of object files with offload from this file, pass them to
11169 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11170 don't pass offloadbegin and offloadend to the linker. Don't pass
11171 offload non-LTO files to the linker, because now they're not claimed.
11173 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11176 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11177 on builtin_unreachable.
11179 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11181 PR rtl-optimization/69896
11182 * regcprop.c: Include cfgrtl.h.
11183 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11184 than remembered mode, either delete it (if noop_move_p), or
11185 treat like copy_p but not noop_p instruction.
11187 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11190 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11191 - allow NULL decl for Fortran DW_TAG_common_block variables.
11193 2016-02-24 Jason Merrill <jason@redhat.com>
11195 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11197 2016-02-24 Richard Biener <rguenther@suse.de>
11198 Jakub Jelinek <jakub@redhat.com>
11200 PR middle-end/69760
11201 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11202 conditionally executed ops to well-defined overflow behavior.
11204 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11206 PR middle-end/69915
11207 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11210 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11212 PR rtl-optimization/69886
11213 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11214 argument. Use it when checking validity of set instructions.
11215 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11216 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11218 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11219 * store-motion.c (find_moveable_store): Update
11220 can_assign_to_reg_without_clobbers_p callsite.
11222 2016-02-24 Richard Biener <rguenther@suse.de>
11224 PR middle-end/68963
11225 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11227 (record_nonwrapping_iv): Do not fall back to the low/high bound
11228 for non-constant IV bases if the stmt is not always executed.
11230 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11232 * config/arm/arm-cores.def (cortex-a32): New entry.
11233 * config/arm/arm-tables.opt: Regenerate.
11234 * config/arm/arm-tune.md: Regenerate.
11235 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11236 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11237 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11238 for -mcpu and -mtune.
11240 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11243 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11244 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11245 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11246 (atomic_loaddi_1): Delete.
11247 (atomic_loaddi): Rewrite expander using the above changes.
11249 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11252 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11255 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11256 Richard Biener <rguenth@suse.de>
11258 PR middle-end/69909
11259 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11260 set_mem_attributes if tem is SSA_NAME which got expanded
11263 2016-02-24 Richard Biener <rguenther@suse.de>
11265 PR tree-optimization/69907
11266 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11267 end of permutations for BB vectorization.
11269 2016-02-24 Christian Bruel <christian.bruel@st.com>
11271 * config/arm/arm-c.c (arm_option_override): Initialize
11272 target_option_current_node.
11273 * config/arm/arm.c (arm_pragma_target_parse): Replace
11274 build_target_option_node call by target_option_current_node.
11275 Set target_option_current_node.
11278 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11281 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11282 define_insn_and_split to define_insn.
11283 (zero_extendqi<mode>2_dot2): Same.
11284 (extendqi<mode>2_dot): Same.
11285 (extendqi<mode>2_dot2): Same.
11287 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11289 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11290 and add bypass for AES{D,E} and AESMC pairs.
11291 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11294 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11296 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11297 series for reciprocal square root in Exynos M1.
11299 2016-02-23 Martin Sebor <msebor@redhat.com>
11302 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11303 __builtin_alloca_with_align.
11305 2016-02-23 Richard Henderson <rth@redhat.com>
11307 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11308 (ix86_register_pragmas): Remove __seg_tls.
11309 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11310 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11311 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11312 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11313 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11314 * doc/extend.texi (__seg_tls): Remove item.
11316 2016-02-23 Richard Biener <rguenther@suse.de>
11318 * alloc-pool.h (struct allocation_object): Make id member
11319 conditional on CHECKING_P again.
11320 (get_instance): Adjust.
11321 (base_pool_allocator): Likewise.
11323 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11325 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11326 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11328 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11330 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11332 2016-02-23 Richard Biener <rguenther@suse.de>
11334 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11335 * bitmap.h (struct bitmap_usage): Likewise.
11336 (bitmap_move): Declare.
11337 * bitmap.c (register_overhead): Take size_t argument.
11338 (bitmap_move): New function.
11339 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11340 to properly account overhead.
11341 * tree.c (free_node): Use tree_size.
11343 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11346 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11347 when inverting comparison.
11350 * common.opt (Wunreachable-code): Add Warning flag.
11352 2016-02-23 Mark Wielaard <mjw@redhat.com>
11353 Jakub Jelinek <jakub@redhat.com>
11356 * cgraphunit.c (check_global_declaration): Check main_input_filename
11357 and DECL_SOURCE_FILE are not NULL.
11359 2016-02-23 Martin Jambor <mjambor@suse.cz>
11361 PR tree-optimization/69666
11362 * tree-sra.c (sra_modify_assign): Do not attempt to create
11363 default_def replacements for unscalarizable regions.
11365 2016-02-20 Mark Wielaard <mjw@redhat.com>
11368 * cgraphunit.c (check_global_declaration): Check level of
11369 warn_unused_const_variable and main_input_filename.
11370 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11371 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11372 (-Wunused-const-variable): Explain levels 1 and 2.
11374 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11377 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11378 identical arguments. Formatting and spelling fixes.
11381 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11386 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11387 and m68k-devices.def.
11388 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11389 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11391 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11393 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11394 and HImode registers.
11396 2016-02-22 Richard Biener <rguenther@suse.de>
11398 PR tree-optimization/69882
11399 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11400 preserve permutations present because of gaps.
11401 (vect_supported_load_permutation_p): Always continue checking
11402 permutations after vect_attempt_slp_rearrange_stmts.
11404 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11406 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11407 min_profitable_estimate, rather than min_profitable_iters.
11409 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11412 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11413 SImode for last match_operand.
11415 2016-02-22 Martin Liska <mliska@suse.cz>
11417 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11418 return bitsize - 1 as the return value.
11420 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11424 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11425 Handle negative shift counts.
11426 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11427 force_reg on the shift constant.
11428 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11429 (lshrsi3_d): Handle negative shift counts.
11431 2016-02-22 Richard Biener <rguenther@suse.de>
11432 Tom de Vries <tom@codesourcery.com>
11434 * graph.c: Include dumpfile.h.
11435 (print_graph_cfg): Split into three overloads.
11436 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11438 2016-02-22 Tom de Vries <tom@codesourcery.com>
11440 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11443 2016-02-22 Richard Biener <rguenther@suse.de>
11446 * ipa-inline-transform.c (inline_call): When not updating
11447 overall summaries adjust self size by the growth estimate.
11448 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11449 hash-set, do not update overall summaries here. Renamed from ...
11450 (inline_to_all_callers): ... this which is now wrapping the
11451 above and performing delayed overall summary update.
11452 (early_inline_small_functions): Delay updating of the overall
11455 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11457 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11460 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11463 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11464 :%* in %:gt() argument.
11465 (greater_than_spec_func): Adjust for expecting only numbers,
11466 if there are more than two numbers, compare the last two.
11468 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11470 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11471 -Wnarrowing with -std.
11473 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11476 * expr.c (store_field): Don't use bit-field path if exp is
11477 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11478 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11479 and the assignment can be performed by bitwise copy. Formatting
11482 PR middle-end/69838
11483 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11484 call copy_reg_eh_region_note_forward on before and/or after sequences
11485 and remove note from insn if it no longer can throw.
11488 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11489 if TARGET_AVX512BW.
11491 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11493 * config/s390/vector.md: Add missing commutative operand markers
11494 to the patterns which qualify for one.
11495 * config/s390/vx-builtins.md: Likewise.
11497 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11499 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11500 types to mode iterators.
11501 (vec_double): ... and mode attribute.
11502 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11504 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11506 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11507 Change the predicate of op2 from nonimmediate to general and let
11508 reload fix it if necessary.
11510 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11512 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11514 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11516 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11519 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11521 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11522 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11523 * config/s390/s390.md ("movstr<P:mode>"): Call
11524 s390_expand_vec_movstr.
11526 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11528 * config/s390/s390.md: Add missing output modifier for operand 1
11529 to print it as address properly.
11531 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11533 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11534 * config/s390/2964.md: New file.
11535 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11536 of insn grouping attributes depending on the CPU level.
11537 (s390_get_unit_mask): New function.
11538 (s390_sched_score): Remove the OOO from the scheduling macros.
11539 Add loop to calculate a score for the instruction mix.
11540 (s390_sched_reorder): Likewise plus improve debug output.
11541 (s390_sched_variable_issue): Rename macros as above. Calculate
11542 the unit distances after actually scheduling an insn. Improve
11544 (s390_sched_init): Clear last_scheduled_unit_distance array.
11545 * config/s390/s390.md: Include 2964.md.
11547 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11550 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11551 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11552 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11553 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11554 *avx512f_<code>v8div16qi2_mask_1): New insns.
11556 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11559 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11562 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11563 earlyclobber from target. Use wF constraint for fused memory
11565 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11567 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11568 Martin Liska <mliska@suse.cz>
11571 * cfgexpand.c (asan_sanitize_stack_p): New function.
11572 (partition_stack_vars): Use the function.
11573 (expand_stack_vars): Likewise.
11574 (defer_stack_allocation): Likewise.
11575 (expand_used_vars): Likewise.
11577 2016-02-18 Richard Biener <rguenther@suse.de>
11579 PR middle-end/69553
11580 * fold-const.c (operand_equal_p): Properly compare offsets for
11581 IMAGPART_EXPR and ARRAY_REF.
11583 2016-02-18 Nick Clifton <nickc@redhat.com>
11587 * config/arm/arm.c (arm_option_override_internal): Disable
11588 interworking if the target does not support thumb instructions.
11589 (arm_reload_in_hi): Handle the case where a register to register
11590 move needs reloading because there is no simple pattern to handle
11592 (arm_reload_out_hi): Likewise.
11594 2016-02-18 Richard Biener <rguenther@suse.de>
11596 PR middle-end/69854
11597 * match.pd: Don't use fold_binary or fold_unary for folding
11600 2016-02-17 Jakub Jelinek <jakub@redhat.com>
11603 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
11604 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
11605 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
11606 warn on gimple_no_warning_p statements.
11608 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
11610 * doc/extend.texi (C++ Attributes): Correct description of
11611 warn_unused type attribute.
11613 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11615 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
11616 correct instruction.
11618 2016-02-17 Richard Biener <rguenther@suse.de>
11620 PR rtl-optimization/69609
11621 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
11622 (find_traces_1_round): When ending a trace update cached priority
11624 (bb_to_key): Use cached priority when available.
11625 (copy_bb): Initialize cached priority.
11626 (reorder_basic_blocks_software_trace_cache): Likewise.
11628 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11631 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
11633 (aarch64_comparison_operator): Break overly long line into two.
11634 (aarch64_comparison_operation): Likewise.
11635 * config/aarch64/aarch64.md (cstorecc4): Use
11636 aarch64_comparison_operator_mode instead of
11637 aarch64_comparison_operator.
11638 (cstore<mode>4): Likewise.
11639 (aarch64_cstore<mode>): Likewise.
11640 (*cstoresi_insn_uxtw): Likewise.
11641 (cstore<mode>_neg): Likewise.
11642 (*cstoresi_neg_uxtw): Likewise.
11644 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11647 * config/arm/predicates.md (arm_comparison_operator_mode):
11649 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
11650 instead of arm_comparison_operator.
11651 (*mov_negscc): Likewise.
11652 (*mov_notscc): Likewise.
11653 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
11654 (*thumb2_mov_negscc): Likewise.
11655 (*thumb2_mov_negscc_strict_it): Likewise.
11656 (*thumb2_mov_notscc): Likewise.
11657 (*thumb2_mov_notscc_strict_it): Likewise.
11659 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
11661 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
11662 Add missing return.
11664 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
11666 * config/visium/visium.c (machine_libfunc_index): New enum.
11667 (machine_libfuncs): New structure.
11668 (visium_libfuncs): New static variable.
11669 (TARGET_INIT_LIBFUNCS): Define to...
11670 (visium_init_libfuncs): ...this. New function.
11671 (expand_block_move_4): Use the appropriate libfunc.
11672 (expand_block_move_2): Likewise.
11673 (expand_block_move_1): Likewise.
11674 (expand_block_set_4): Likewise.
11675 (expand_block_set_2): Likewise.
11676 (expand_block_set_1): Likewise.
11677 (visium_trampoline_init): Likewise.
11679 2016-02-17 Nick Clifton <nickc@redhat.com>
11681 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
11682 TI's devices.csv file as of March 2016.
11684 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
11687 * opts-global.c (handle_common_deferred_options): Introduce and
11688 initialize two global variables to remember command-line options
11689 specifying a stack-limiting register.
11690 * opts.h: Add extern declarations of the two new global variables.
11691 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
11692 variable based on the values of the two new global variables.
11694 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11697 * common.opt (Wnonnull-compare): New warning.
11698 * doc/invoke.texi (-Wnonnull): Remove text about comparison
11699 of arguments against NULL.
11700 (-Wnonnull-compare): Document.
11701 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
11702 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
11703 * passes.def (pass_warn_nonnull_compare): Add.
11704 * gimple-ssa-nonnull-compare.c: New file.
11706 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11708 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
11709 AARCH64_EXTRA_TUNE_RECIP_SQRT.
11711 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11713 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
11714 reciprocal sqrt for -mlow-precision-recip-sqrt.
11716 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11717 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11719 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
11720 always use lane loads to construct non-constant vectors.
11722 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11724 * config/aarch64/aarch64.md
11725 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
11726 constraints for operand 3.
11727 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
11729 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11730 Richard Biener <rguenther@suse.de>
11732 PR tree-optimization/69820
11733 * tree-vect-patterns.c (type_conversion_p): Return false if
11734 *orig_type is unsigned single precision or boolean.
11735 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
11738 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11740 PR rtl-optimization/69764
11741 PR rtl-optimization/69771
11742 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
11743 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
11745 2016-02-16 Richard Biener <rguenther@suse.de>
11747 PR tree-optimization/69776
11748 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
11750 (indirect_refs_may_alias_p): Likewise.
11751 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
11752 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
11753 according to tbaa_p.
11754 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
11755 (optimize_stmt): For redundant store discovery do not allow tbaa.
11757 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
11759 PR tree-optimization/69714
11760 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
11761 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
11763 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
11765 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
11766 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
11767 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
11768 * config/arc/arc.c (arc_init): Check FPU options.
11769 (get_arc_condition_code): Handle new CC_FPU* modes.
11770 (arc_select_cc_mode): Likewise.
11771 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
11772 register pair only. Allow access for ARCv2 accumulator.
11773 (gen_compare_reg): Whenever we have FPU support use FPU compare
11775 (arc_reorg): Don't generate brcc insns when FPU compare
11776 instructions are involved.
11777 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
11778 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
11779 floating point emulation.
11780 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
11781 (REVERSE_CONDITION): Add new CC_FPU* modes.
11782 (TARGET_FP_SP_BASE): Define.
11783 (TARGET_FP_DP_BASE): Likewise.
11784 (TARGET_FP_SP_FUSED): Likewise.
11785 (TARGET_FP_DP_FUSED): Likewise.
11786 (TARGET_FP_SP_CONV): Likewise.
11787 (TARGET_FP_DP_CONV): Likewise.
11788 (TARGET_FP_SP_SQRT): Likewise.
11789 (TARGET_FP_DP_SQRT): Likewise.
11790 (TARGET_FP_DP_AX): Likewise.
11791 * config/arc/arc.md (ARCV2_ACC): New constant.
11792 (type): New fpu type attribute.
11793 (SDF): Conditional iterator.
11794 (cstore<mode>, cbranch<mode>): Change expand condition.
11795 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
11796 handles FPU/FPX cases as well.
11797 * config/arc/arc.opt (mfpu): New option.
11798 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
11800 (adddf3, muldf3, subdf3): Removed.
11801 * config/arc/predicates.md (proper_comparison_operator): Recognize
11803 * config/arc/fpu.md: New file.
11804 * doc/invoke.texi (ARC Options): Document mfpu option.
11806 2016-02-16 Richard Biener <rguenther@suse.de>
11808 PR rtl-optimization/69291
11809 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
11810 noce_operand_ok check.
11812 2016-02-16 Tom de Vries <tom@codesourcery.com>
11815 * omp-low.c (simd_clone_create): Remove call to
11816 symtab->call_cgraph_insertion_hooks.
11818 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11820 PR tree-optimization/69802
11821 * tree-ssa-reassoc.c (update_range_test): If op is
11822 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
11823 op == 1 test of precision 1 integral op, otherwise handle
11824 that case as op itself. Fix up formatting.
11825 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
11828 2016-02-16 Richard Biener <rguenther@suse.de>
11830 PR tree-optimization/69586
11831 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
11832 types for conversion sources.
11834 2016-02-16 Richard Biener <rguenther@suse.de>
11836 PR middle-end/69801
11837 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
11838 mask OEP_ADDRESS_OF.
11840 2016-02-16 Alan Modra <amodra@gmail.com>
11843 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
11844 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
11845 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
11847 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
11848 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
11849 (p8_fmrgow_<mode>): Likewise.
11850 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
11852 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
11853 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
11854 to use movdi_internal64. Remove op0_di.
11855 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
11857 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
11859 Add support for the FCCMP insn types
11861 * config/aarch64/aarch64.md (fccmp): Change insn type.
11862 (fccmpe): Likewise.
11863 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
11864 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
11865 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
11866 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
11867 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
11868 * config/arm/types.md (fccmps): Add new insn type.
11869 (fccmpd): Likewise.
11871 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
11873 * alias.c (get_alias_set): Fix a typo in comment.
11875 2016-02-15 Richard Biener <rguenther@suse.de>
11877 PR tree-optimization/69595
11878 * match.pd: Complete range test simplification to true.
11880 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
11882 PR rtl-optimization/69648
11883 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
11884 pic_offset_table_rtx.
11886 PR rtl-optimization/69752
11887 * ira.c (update_equiv_regs): When looking for more than a single SET,
11888 also take other side effects into account.
11890 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11892 * config/s390/s390.c (s390_function_profiler): Add a new sequence
11893 for z900+ CPUs in 31-bit mode.
11895 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11897 * common/config/s390/s390-common.c (s390_supports_split_stack):
11899 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
11900 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
11901 * config/s390/s390.c (struct machine_function): New field
11902 split_stack_varargs_pointer.
11903 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
11904 in s390_emit_prologue.
11905 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
11907 (morestack_ref): New global.
11908 (SPLIT_STACK_AVAILABLE): New macro.
11909 (s390_expand_split_stack_prologue): New function.
11910 (s390_live_on_entry): New function.
11911 (s390_va_start): Use split-stack vararg pointer if appropriate.
11912 (s390_asm_file_end): Emit the split-stack note sections.
11913 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
11914 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
11915 (UNSPECV_SPLIT_STACK_CALL): New unspec.
11916 (UNSPECV_SPLIT_STACK_DATA): New unspec.
11917 (split_stack_prologue): New expand.
11918 (split_stack_space_check): New expand.
11919 (split_stack_data): New insn.
11920 (split_stack_call): New expand.
11921 (split_stack_call_*): New insn.
11922 (split_stack_cond_call): New expand.
11923 (split_stack_cond_call_*): New insn.
11925 2016-02-15 Richard Biener <rguenther@suse.de>
11927 PR tree-optimization/69783
11928 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11929 Add trivially correct cases.
11931 2016-02-15 Tom de Vries <tom@codesourcery.com>
11934 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
11936 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
11938 2016-02-15 Richard Biener <rguenther@suse.de>
11940 PR tree-optimization/69776
11941 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11942 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
11943 indicate whether we can use TBAA to disambiguate against stores.
11944 Use alias-set zero if not.
11945 (visit_reference_op_store): Do not use TBAA when looking up
11947 * tree-ssa-pre.c (compute_avail): Use TBAA here.
11948 (eliminate_dom_walker::before_dom_children): But not when looking
11949 up redundant stores.
11951 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
11953 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
11955 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11957 * config/i386/znver1.md
11958 (znver1_pop, znver1_pop_mem,
11959 znver1_load_imov_double_store,
11960 znver1_load_imov_direct_store,
11961 znver1_load_imov_direct_load,
11962 znver1_load_imov_double_load): Add new.
11963 (znver1_insn, znver1_insn_load): Add icmov type.
11964 (znver1_sseavx_fma,
11965 znver1_sseavx_fma_load,
11967 znver1_avx256_fma_load): Fix pipe usage.
11969 2016-02-14 Alan Modra <amodra@gmail.com>
11972 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
11973 with an invalid hard reg, reload just the reg not the entire
11974 pre/post-inc/dec address expression.
11976 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11979 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
11980 fixed R1_REG scratch reg.
11981 (sibcall_value_pcrel_fdpic): Likewise.
11983 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11987 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
11989 2016-02-12 Walter Lee <walt@tilera.com>
11991 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
11992 * config/tilegx/t-tilegx: Likewise.
11994 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11997 * diagnostic-show-locus.c (struct line_span): New struct.
11998 (layout::get_first_line): Delete.
11999 (layout::get_last_line): Delete.
12000 (layout::get_num_line_spans): New member function.
12001 (layout::get_line_span): Likewise.
12002 (layout::print_heading_for_line_span_index_p): Likewise.
12003 (layout::get_expanded_location): Likewise.
12004 (layout::calculate_line_spans): Likewise.
12005 (layout::m_first_line): Delete.
12006 (layout::m_last_line): Delete.
12007 (layout::m_line_spans): New field.
12008 (layout::layout): Update comment. Replace m_first_line and
12009 m_last_line with m_line_spans, replacing their initialization
12010 with a call to calculate_line_spans.
12011 (diagnostic_show_locus): When printing source lines and
12012 annotations, rather than looping over a single span
12013 of lines, instead loop over each line_span within
12014 the layout, with an inner loop over the lines within them.
12015 Call the context's start_span callback when changing line spans.
12016 * diagnostic.c (diagnostic_initialize): Initialize start_span.
12017 (diagnostic_build_prefix): Break out the building of the location
12018 part of the string into...
12019 (diagnostic_get_location_text): ...this new function, rewriting
12020 it from nested ternary expressions to a sequence of "if"
12022 (default_diagnostic_start_span_fn): New function.
12023 * diagnostic.h (diagnostic_start_span_fn): New typedef.
12024 (diagnostic_context::start_span): New field.
12025 (default_diagnostic_start_span_fn): New prototype.
12027 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12030 * gcc.c (driver::finalize): Fix cleanup of "specs".
12032 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12036 * gcc.c (driver::driver): Initialize m_option_suggestions.
12037 (driver::~driver): Clean up m_option_suggestions.
12038 (suggest_option): Convert to...
12039 (driver::suggest_option): ...this, and split out into
12040 driver::build_option_suggestions and find_closest_string.
12041 (driver::build_option_suggestions): New function, from
12042 first half of suggest_option. Special-case
12043 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12044 the sanitizer_opts array. For options of enum types, add the
12045 various enum values to the candidate strings.
12046 (driver::handle_unrecognized_options): Remove "const".
12047 * gcc.h (driver::handle_unrecognized_options): Likewise.
12048 (driver::build_option_suggestions): New decl.
12049 (driver::suggest_option): New decl.
12050 (driver::m_option_suggestions): New field.
12051 * opts-common.c (add_misspelling_candidates): New function.
12052 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12053 and make non-static.
12054 * opts.h (sanitizer_opts): New array decl.
12055 (add_misspelling_candidates): New function decl.
12056 * spellcheck.c (find_closest_string): New function.
12057 * spellcheck.h (find_closest_string): New function decl.
12059 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12061 PR rtl-optimization/69764
12062 PR rtl-optimization/69771
12063 * optabs.c (expand_binop_directly): For shift_optab_p, force
12064 convert_modes with VOIDmode if xop1 has VOIDmode.
12066 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12069 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12070 to correctly determine instrumentation thunks.
12072 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12075 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12076 type by reference, force lhs on the call.
12079 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12080 Compute retval and retbnd early in all cases if split_part_return_p
12081 and return_bb is not EXIT. Remove all clobber stmts and reset
12082 all debug stmts that refer to SSA_NAMEs defined in split part,
12083 except if it is retval, in that case replace the old retval with the
12084 lhs of the call to the split part.
12086 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12089 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12091 PR middle-end/66726
12092 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12093 whose result is used in PHI.
12094 (maybe_optimize_range_tests): Likewise.
12095 (final_range_test_p): Likweise.
12097 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12099 PR middle-end/66726
12100 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12101 whose result is used in PHI.
12102 (maybe_optimize_range_tests): Likewise.
12103 (final_range_test_p): Likweise.
12105 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12107 * cgraph.c: Spelling fixes - behaviour -> behavior and
12108 neighbour -> neighbor.
12109 * target.def: Likewise.
12110 * sel-sched.c: Likewise.
12111 * config/mips/mips.c: Likewise.
12112 * config/arc/arc.md: Likewise.
12113 * config/arm/cortex-a57.md: Likewise.
12114 * config/arm/arm.c: Likewise.
12115 * config/arm/neon.md: Likewise.
12116 * config/arm/arm-c.c: Likewise.
12117 * config/vms/vms-c.c: Likewise.
12118 * config/s390/s390.c: Likewise.
12119 * config/i386/znver1.md: Likewise.
12120 * config/i386/i386.c: Likewise.
12121 * config/ia64/hpux-unix2003.h: Likewise.
12122 * config/msp430/msp430.md: Likewise.
12123 * config/rx/rx.c: Likewise.
12124 * config/rx/rx.md: Likewise.
12125 * config/aarch64/aarch64-simd.md: Likewise.
12126 * config/aarch64/aarch64.c: Likewise.
12127 * config/nvptx/nvptx.c: Likewise.
12128 * config/bfin/bfin.c: Likewise.
12129 * config/cris/cris.opt: Likewise.
12130 * config/rs6000/rs6000.c: Likewise.
12131 * target.h: Likewise.
12132 * spellcheck.c: Likewise.
12133 * ira-build.c: Likewise.
12134 * tree-inline.c: Likewise.
12135 * builtins.c: Likewise.
12136 * lra-constraints.c: Likewise.
12137 * explow.c: Likewise.
12138 * hwint.h: Likewise.
12139 * targhooks.c: Likewise.
12140 * tree-vect-data-refs.c: Likewise.
12141 * expr.c: Likewise.
12142 * doc/tm.texi: Likewise.
12143 * doc/extend.texi: Likewise.
12144 * doc/install.texi: Likewise.
12145 * doc/md.texi: Likewise.
12146 * tree-ssa-tail-merge.c: Likewise.
12147 * sched-int.h: Likewise.
12148 * match.pd: Likewise.
12149 * sched-ebb.c: Likewise.
12150 * target.def (omit_struct_return_reg): Likewise.
12151 * gimple-ssa-isolate-paths.c: Likewise.
12152 (find_implicit_erroneous_behaviour): Renamed to...
12153 (find_implicit_erroneous_behavior): ... this.
12154 (find_explicit_erroneous_behaviour): Renamed to...
12155 (find_explicit_erroneous_behavior): ... this.
12156 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12158 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12160 PR rtl-optimization/64682
12161 PR rtl-optimization/69567
12162 PR rtl-optimization/69737
12163 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12164 in I2 as well, just lose it.
12166 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12168 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12170 (aarch64_last_printed_tune_string): Likewise.
12171 (aarch64_declare_function_name): Only output .arch assembler
12172 directive if it will be different from the previously output
12173 directive. Same for .tune comment but only if -dA is set.
12174 (aarch64_start_file): New function.
12175 (TARGET_ASM_FILE_START): Define.
12177 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12180 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12182 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12185 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12186 -Wmaybe-uninitialized warning.
12188 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12191 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12193 2016-02-11 Richard Biener <rguenther@suse.de>
12195 PR rtl-optimization/69291
12196 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12197 subexpressions affected by changing the result.
12199 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12202 * lra-constraints.c (curr_insn_transform): Find in/out operands
12203 for secondary memory moves. Update dups.
12205 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12207 PR tree-optimization/69652
12208 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12209 to nested loop, did source re-formatting, skip debug statements,
12210 add check on statement with volatile operand, remove dead scalar
12213 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12214 Patrick Palka <ppalka@gcc.gnu.org>
12218 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12219 calls if the return type is TREE_ADDRESSABLE.
12220 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12221 * ipa-split.c (split_function): Fix doubled "we" in comment.
12222 Use void return type for the split part even if
12223 !split_point->split_part_set_retval.
12225 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12227 PR tree-optimization/68021
12228 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12229 when computing the value of biv cand by itself.
12231 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12233 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12234 (cortexa57_tunings): Likewise.
12235 (cortexa72_tunings): Likewise.
12236 (arch_macro_fusion_pair_p): Add support for AES fusion.
12237 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12238 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12239 Allow virtual registers before reload so early scheduling works.
12240 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12241 correct latency and pipeline.
12242 (cortex_a57_crypto_complex): Likewise.
12243 (cortex_a57_crypto_xor): Likewise.
12244 (define_bypass): Add AES bypass.
12246 2016-02-10 Richard Biener <rguenther@suse.de>
12248 PR tree-optimization/69726
12249 * passes.def: Add DCE pass before late uninit.
12250 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12251 really fixup if-conversions job.
12253 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12255 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12256 (arm_cortex_a57_tune): Likewise.
12257 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12258 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12260 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12262 * timevar.def (TV_PHASE_DBGINFO): Delete.
12263 (TV_PHASE_CHECK_DBGINFO): Likewise.
12264 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12266 2016-02-10 Richard Biener <rguenther@suse.de>
12268 PR tree-optimization/69719
12269 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12270 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12272 2016-02-09 Andrew Pinski <apinski@cavium.com>
12275 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12276 get_vcond_mask_icode returns false.
12278 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12281 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12282 an ADDIS that adds a pointer to a large constant that sets the
12283 upper16 bits with a load operation.
12285 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12288 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12290 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12292 (vzipq_s16): Likewise.
12293 (vzipq_s32): Likewise.
12294 (vzipq_f32): Likewise.
12295 (vzipq_u8): Likewise.
12296 (vzipq_u16): Likewise.
12297 (vzipq_u32): Likewise.
12298 (vzipq_p8): Likewise.
12299 (vzipq_p16): Likewise.
12301 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12304 * config/arm/arm.c (neon_endian_lane_map): New function.
12305 (neon_vector_pair_endian_lane_map): New function.
12306 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12307 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12309 (vuzpq_s16): Likewise.
12310 (vuzpq_s32): Likewise.
12311 (vuzpq_f32): Likewise.
12312 (vuzpq_u8): Likewise.
12313 (vuzpq_u16): Likewise.
12314 (vuzpq_u32): Likewise.
12315 (vuzpq_p8): Likewise.
12316 (vuzpq_p16): Likewise.
12318 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12321 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12324 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12326 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12327 truncate const_int operand 1 to QImode.
12329 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12331 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12332 corresponding to an abnormal edge.
12334 2016-02-09 Tom de Vries <tom@codesourcery.com>
12336 PR tree-optimization/69599
12337 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12339 (find_func_aliases_for_builtin_call, find_func_clobbers)
12340 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12343 2016-02-09 Richard Biener <rguenther@suse.de>
12345 PR tree-optimization/69715
12346 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12347 LHS on calls as non-rewritable.
12349 2016-02-09 Tom de Vries <tom@codesourcery.com>
12352 * lto-wrapper.c (append_diag_options): New function.
12353 (compile_offload_image): Call append_diag_options.
12355 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12358 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12359 Minor copy-edit to fix verb tenses.
12361 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12363 PR tree-optimization/69209
12364 * ipa-split.c (split_function): If split part is not
12365 returning retval, retval has gimple type but is not
12366 gimple value, force it into a SSA_NAME first.
12368 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12370 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12373 2016-02-08 Jason Merrill <jason@redhat.com>
12376 * convert.c (convert_to_integer_1): Check dofold on truncation
12378 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12379 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12380 Rename from *_nofold.
12381 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12382 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12384 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12387 * tree.c (build_common_tree_nodes): Remove short_double argument.
12388 All callers changed.
12389 * tree.h (build_common_tree_nodes): Adjust declaration.
12390 * doc/invoke.texi (-fshort-double): Remove documentation.
12391 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12392 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12393 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12394 (append_linker_options): Don't handle OPT_fshort_double.
12396 PR rtl-optimization/68730
12397 * lra-remat.c (insn_to_cand_activation): New static variable.
12398 (lra_remat): Allocate and free it.
12399 (create_cand): New arg activation. Initialize a field in
12400 insn_to_cand_activation if it is nonnull.
12401 (create_cands): Pass the activation insn to create_cand when making
12402 a candidate involving an output reload. Reorganize code a little.
12403 (do_remat): Keep track of active status of candidates in a separate
12406 2016-02-08 Richard Biener <rguenther@suse.de>
12408 PR tree-optimization/69719
12409 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12410 Properly use absolute of the difference of the two offsets to
12411 compare or adjust the segment length.
12413 2016-02-08 Richard Biener <rguenther@suse.de>
12414 Jeff Law <law@redhat.com>
12417 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12418 types for anonymous SSA names.
12420 2016-02-08 Richard Biener <rguenther@suse.de>
12422 PR rtl-optimization/69274
12423 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12425 2016-02-08 Jeff Law <law@redhat.com>
12427 PR tree-optimization/65917
12428 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12429 equivalences from if (x == y) style conditionals.
12430 (loop_depth_of_name): Remove.
12431 (record_equality): Remove loop depth check.
12432 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12433 (const_and_copies::record_const_or_copy_raw): New member function.
12434 * tree-ssa-scopedtables.c
12435 (const_and_copies::record_const_or_copy_raw): New, factored out of
12436 (const_and_copies::record_const_or_copy): Call new member function.
12438 2016-02-05 Jeff Law <law@redhat.com>
12440 PR tree-optimization/68541
12441 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12442 (count_stmts_in_block): New function.
12443 (poor_ifcvt_candidate_code): Likewise.
12444 (is_feasible_trace): Add some heuristics to determine when path
12445 splitting is profitable.
12446 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12447 is a diamond with a single exit.
12449 2016-02-05 Martin Sebor <msebor@redhat.com>
12452 * doc/invoke.texi: Update -Wplacement-new to take an optional
12455 2016-02-06 Richard Henderson <rth@redhat.com>
12458 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12459 out of non-standard address spaces.
12461 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12463 PR rtl-optimization/69691
12464 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12466 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12468 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12469 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12470 (*ieee128_mfvsrd_64bit): Likewise.
12471 (*ieee128_mfvsrd_32bit): Likewise.
12473 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12477 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12479 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12480 instrumented_version.
12482 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12484 * doc/invoke.texi (Optimize Options): In table of --param options
12485 rename second occurrence of tracer-min-branch-ratio to
12486 tracer-min-branch-probability, rename
12487 tracer-min-branch-ratio-feedback to
12488 tracer-min-branch-probability-feedback and clarify description,
12489 rename sched-spec-state-edge-prob-cutoff to
12490 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12491 to selsched-insns-to-rename, rename lto-minpartition to
12492 lto-min-partition, delete reorder-blocks-duplicate and
12493 reorder-blocks-duplicate-feedback.
12495 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12497 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12500 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12502 * doc/extend.texi: S/390: Correct some typos.
12504 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12506 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12508 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12511 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12512 (s390_register_info_gprtofpr): Use new macros above.
12513 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12515 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12516 its name. Adjust restore and save gpr ranges.
12517 (s390_register_info_set_ranges): New function.
12518 (s390_register_info): Use new macros above. Call
12519 s390_register_info_set_ranges.
12520 (s390_optimize_register_info): Likewise.
12521 (s390_hard_regno_rename_ok): Use new macros.
12522 (s390_hard_regno_scratch_ok): Likewise.
12523 (s390_emit_epilogue): Likewise.
12524 (s390_can_use_return_insn): Likewise.
12525 (s390_optimize_prologue): Likewise.
12526 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12528 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12531 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12533 (ix86_option_override_internal): Disable TARGET_STV even for
12534 -m{incoming,preferred}-stack-boundary=3.
12536 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12538 * config.gcc: Mark deprecated rtems targets as obsolete.
12540 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12542 PR rtl-optimization/64682
12543 PR rtl-optimization/69567
12544 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12545 before I2 only if the register is both used and set in I2.
12547 2016-02-04 DJ Delorie <dj@redhat.com>
12549 * config/msp430/msp430.c (msp430_start_function): Add function type.
12551 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12554 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12556 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12558 PR rtl-optimization/69577
12560 2015-10-29 Richard Henderson <rth@redhat.com>
12564 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12565 sse check to the exact conditions of PR 67609.
12567 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12570 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12571 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
12572 not allowed into the traditional Altivec registers.
12573 (movtd_64bit_nodm): Likewise.
12574 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
12576 2016-02-04 David Malcolm <dmalcolm@redhat.com>
12578 * config/aarch64/cortex-a57-fma-steering.c
12579 (aarch64_register_fma_steering): Remove "static" from arguments
12582 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
12585 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
12586 twice when complex.
12588 2016-02-04 Mike Frysinger <vapier@gentoo.org>
12590 * doc/invoke.texi: Delete -mno-fma4.
12592 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
12594 PR rtl-optimization/69577
12595 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
12596 (find_subregs_of_mode): Update accordingly. Iterate over partial
12599 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
12601 * config/arm/arm-protos.h (neon_reinterpret): Remove.
12602 * config/arm/arm.c (neon_reinterpret): Remove.
12603 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
12604 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
12605 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
12606 vreinterpretti): Remove.
12607 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
12608 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
12609 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
12610 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
12611 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
12612 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
12613 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
12614 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
12615 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
12616 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
12617 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
12618 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
12619 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
12620 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
12621 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
12622 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
12623 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
12624 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
12625 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
12626 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
12627 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
12628 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
12629 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
12630 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
12631 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
12632 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
12633 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
12634 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
12635 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
12636 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
12637 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
12638 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
12639 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
12640 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
12641 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
12642 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
12643 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
12644 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
12645 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
12646 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
12647 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
12648 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
12649 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
12650 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
12651 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
12652 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
12653 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
12654 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
12655 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
12656 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
12657 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
12658 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
12659 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
12660 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
12661 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
12662 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
12663 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
12664 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
12665 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
12666 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
12667 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
12668 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
12669 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
12670 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
12671 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
12672 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
12673 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
12674 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
12675 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
12676 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
12677 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
12678 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
12679 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
12680 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
12681 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
12682 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
12683 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
12684 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
12685 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
12686 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
12687 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
12688 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
12689 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
12690 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
12691 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
12692 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
12693 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
12694 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
12695 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
12696 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
12697 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
12698 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
12699 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
12700 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
12701 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
12702 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
12703 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
12704 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
12705 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
12706 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
12707 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
12708 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
12709 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
12711 2016-02-04 Martin Liska <mliska@suse.cz>
12714 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
12715 that are gimple_store_p.
12716 (maybe_instrument_call): Likewise.
12718 2016-02-04 Bin Cheng <bin.cheng@arm.com>
12720 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
12721 register scaling out of memory reference and comment why.
12723 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12727 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
12728 folding the source of a SET.
12730 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12734 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
12735 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
12737 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
12741 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
12744 2016-02-04 Christian Bruel <christian.bruel@st.com>
12746 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
12747 * config/arm/arm.c (arm_set_current_function): Likewise.
12749 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12750 Ilya Enkovich <enkovich.gnu@gmail.com>
12751 H.J. Lu <hongjiu.lu@intel.com>
12754 * config/i386/i386.c (convert_scalars_to_vector): Remove
12755 stack alignment fixes.
12756 (ix86_option_override_internal): Disable TARGET_STV if stack
12757 might not be aligned enough.
12758 (ix86_minimum_alignment): Assert that TARGET_STV is false.
12760 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
12762 * config/i386/x86-tune.def: Disable default prefetching
12765 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12766 Vladimir Makarov <vmakarov@redhat.com>
12769 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
12770 in validating fused toc addresses.
12772 2016-02-03 Jakub Jelinek <jakub@redhat.com>
12775 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
12776 range->m_caret fields if range->m_show_caret_p is false.
12779 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12780 Force oldval into register if it does not satisfy reg_or_short_operand
12781 predicate. Fix up formatting.
12783 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
12784 Alexandre Oliva <aoliva@redhat.com>
12787 * lra-constraints.c (simplify_operand_subreg): Check additionally
12788 address validity after potential reloading.
12789 (process_address_1): Check insns validity. In case of failure do
12792 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
12795 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
12798 2016-02-02 Jakub Jelinek <jakub@redhat.com>
12800 * wide-int.cc (canonize_uhwi): New function.
12801 (wi::divmod_internal): Use it.
12803 2016-02-02 James Norris <jnorris@codesourcery.com
12805 * gimplify.c (omp_notice_variable): Add usage check.
12807 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
12809 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
12810 like LE, GE, LT, GT when emitting relational operator.
12812 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12814 * ira-costs.c (find_costs_and_classes): Add extra argument.
12815 * target.def (ira_change_pseudo_allocno_class): Add parameter.
12816 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
12817 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
12818 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
12819 Add best_class parameter, and return it if not ALL_REGS.
12820 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
12822 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
12823 Update target hook.
12825 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12827 * config/aarch64/aarch64.c
12828 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
12829 (aarch64_ira_change_pseudo_allocno_class): New function.
12831 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
12834 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
12836 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12838 * config/avr/avr.c (avr_option_override): Set
12839 PARAM_ALLOW_STORE_DATA_RACES to 1.
12841 2016-02-02 Richard Biener <rguenther@suse.de>
12843 PR tree-optimization/69595
12844 * match.pd: Add range test simplifications to true/false.
12846 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
12848 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
12849 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
12852 2016-02-02 Richard Biener <rguenther@suse.de>
12854 PR tree-optimization/69606
12855 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
12856 info on the result before moving a stmt.
12858 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
12860 PR middle-end/68542
12861 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
12862 branch with vector comparison.
12863 * config/i386/sse.md (VI48_AVX): New mode iterator.
12864 (define_expand "cbranch<mode>4): Add support for conditional branch
12865 with vector comparison.
12866 * tree-vect-loop.c (optimize_mask_stores): New function.
12867 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
12868 has_mask_store field of vect_info.
12869 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
12870 vectorized loops having masked stores after vec_info destroy.
12871 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
12872 correspondent macros.
12873 (optimize_mask_stores): Add prototype.
12875 2016-02-02 Alan Modra <amodra@gmail.com>
12878 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
12881 2016-02-02 Alan Modra <amodra@gmail.com>
12884 * config/rs6000/rs6000.c (need_toc_init): New var, set it
12885 whenever toc_label_name used.
12886 (rs6000_file_start): Don't set up toc section here,
12887 (rs6000_output_function_epilogue): do so here instead,
12888 (rs6000_xcoff_file_start): and here.
12889 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
12890 (load_toc_aix_di): Likewise.
12892 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12894 PR rtl-optimization/69592
12895 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
12896 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
12897 (num_sign_bit_copies_binary_arith_p): New inline function.
12898 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
12900 2016-02-01 Jeff Law <law@redhat.com>
12902 PR tree-optimization/69580
12903 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
12904 * tree-ssa-threadbackward.c
12905 (fsm_find_control_statement_thread_paths): Do not try to walk
12906 through large PHI nodes.
12908 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12910 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
12911 when count is incremented above limit, don't analyze further
12914 * omp-low.c (oacc_parse_default_dims): Avoid
12915 -Wsign-compare warning, make sure value fits into int
12916 rather than just unsigned int.
12918 2016-02-01 Bin Cheng <bin.cheng@arm.com>
12920 PR tree-optimization/67921
12921 * fold-const.c (split_tree): New parameters. Convert pointer
12922 type variable part to proper type before negating.
12923 (fold_binary_loc): Pass new arguments to split_tree.
12925 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
12927 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
12928 (nvptx_goacc_validate_dims): Extend to handle global defaults.
12929 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
12930 * doc/tm.texti: Rebuilt.
12931 * doc/invoke.texi (fopenacc-dim): Document.
12932 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
12933 (append_compiler_options): Likewise.
12934 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
12935 (oacc_parse_default_dims): New.
12936 (oacc_validate_dims): Add USED arg. Select non-unity default when
12938 (oacc_loop_fixed_partitions): Return mask of used partitions.
12939 (oacc_loop_auto_partitions): Emit dump info.
12940 (oacc_loop_partition): Return mask of used partitions.
12941 (execute_oacc_device_lower): Parse default dimension arg. Adjust
12942 loop partitioning and validation calls.
12944 2016-02-01 Richard Biener <rguenther@suse.de>
12946 PR middle-end/69556
12947 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
12949 2016-02-01 Richard Biener <rguenther@suse.de>
12951 PR tree-optimization/69574
12952 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
12953 of asserting return chrec_dont_know.
12955 2016-02-01 Martin Liska <mliska@suse.cz>
12957 * mem-stats-traits.h: Add copyright header.
12958 * mem-stats.h: Likewise.
12960 2016-02-01 Richard Biener <rguenther@suse.de>
12962 PR tree-optimization/69579
12963 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
12964 Do not propagate through abnormal PHI results.
12966 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
12968 * postreload.c (reload_cse_simplify): Remove dead code.
12970 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12972 PR rtl-optimization/69570
12973 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
12974 if there is more than one set, not if there is a single set.
12976 2016-02-01 Richard Henderson <rth@redhat.com>
12979 * combine.c (make_compound_operation): When looking through a
12980 subreg, make sure to re-extend to the width of the outer mode.
12982 2016-01-30 Jakub Jelinek <jakub@redhat.com>
12984 PR tree-optimization/69546
12985 * wide-int.cc (wi::divmod_internal): For unsigned division
12986 where both operands fit into uhwi, if o1 is 1 and o0 has
12987 msb set, if divident_prec is larger than bits per hwi,
12988 clear another quotient word and return 2 instead of 1.
12989 Similarly for remainder with msb in HWI set, if dividend_prec
12990 is larger than bits per hwi.
12992 2016-01-29 Martin Jambor <mjambor@suse.cz>
12994 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
12995 Use short lowercase names.
12996 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
12997 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
12998 acq_rel one. Protect warning agains segfaults if
12999 get_memory_order_name returns NULL.
13000 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
13001 with release semantics. Do not warn if get_memory_order already did.
13002 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
13003 semantics. Fix check for relaxed or acquire semantics. Do not warn
13004 if get_memory_order already did.
13006 2016-01-29 Sebastian Pop <s.pop@samsung.com>
13008 * doc/install.texi: Document that isl-0.16 is supported.
13010 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
13013 * config/i386/constraints.md (Bm): Describe as special memory
13015 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
13016 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13017 * genpreds.c (struct constraint_data): Add is_special_memory.
13018 (have_special_memory_constraints, special_memory_start): New
13020 (special_memory_end): Ditto.
13021 (add_constraint): Add new arg is_special_memory. Add code to
13022 process its true value. Update have_special_memory_constraints.
13023 (process_define_constraint): Pass the new arg.
13024 (process_define_register_constraint): Ditto.
13025 (choose_enum_order): Process special memory.
13026 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13027 function insn_extra_special_memory_constraint.
13028 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13029 * gensupport.c (process_rtx): Process
13030 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13031 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13032 * ira-lives.c (single_reg_class): Use
13033 insn_extra_special_memory_constraint.
13034 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13035 * lra-constraints.c (process_alt_operands): Ditto.
13036 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13037 * recog.c (asm_operand_ok, preprocess_constraints): Process
13039 * reload.c (find_reloads): Ditto.
13040 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13041 * stmt.c (parse_input_constraint): Use
13042 insn_extra_special_memory_constraint.
13044 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13047 * lra-splill.c (lra_final_code_change): Revert r229087 by
13048 removing all sub-registers.
13050 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13053 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13055 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13058 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13059 SSE1, copy target into the temporary reg first before recursing
13062 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13064 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13067 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13069 * ginclude/stdarg.h: Test __cplusplus instead of
13070 __GXX_EXPERIMENTAL_CXX0X__.
13072 2016-01-29 Richard Biener <rguenther@suse.de>
13074 PR tree-optimization/69547
13075 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13076 Do not mark clobbers necessary.
13077 (mark_all_reaching_defs_necessary_1): Likewise.
13079 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13081 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13082 declaration name with %qs and print it in both error messages.
13083 Also fix indentation.
13085 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13088 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13089 trailing blank line from error message.
13091 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13094 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13097 2016-01-29 Richard Biener <rguenther@suse.de>
13099 PR middle-end/69537
13100 * match.pd: Allow all integral types when simplifying a
13101 widening or sign-changing conversion.
13103 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13105 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13106 back to setting codegen_error to fail codegen.
13108 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13111 * config/i386/constraints.md (C): Only accept constant zero operand.
13112 (BC): New constraint.
13113 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13114 instead of C constraint.
13115 * doc/md.texi (Machine Constraints): Update description
13118 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13121 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13123 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13125 PR middle-end/69542
13126 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13129 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13131 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13132 branches if using guessed profile.
13134 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13136 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13138 2016-01-28 Richard Henderson <rth@redhat.com>
13141 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13142 * config/aarch64/aarch64-protos.h: Update.
13143 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13144 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13145 (aarch64_get_condition_code_1): Handle CC_Cmode.
13146 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13147 (*add<mode>3_compareC_cconly_imm): New.
13148 (*add<mode>3_compareC_cconly): New.
13149 (*add<mode>3_compareC_imm): New.
13150 (add<mode>3_compareC): New.
13151 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13152 to be first. Use aarch64_carry_operation.
13153 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13154 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13155 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13156 (subti3): Use subdi3_compare1.
13157 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13158 (sub<mode>3_compare1): New.
13159 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13160 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13161 (*subsi3_carryin_uxtw): Likewise.
13162 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13163 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13164 * config/aarch64/iterators.md (DWI): New.
13165 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13166 (aarch64_borrow_operation): New.
13168 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13170 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13171 message when isl does not return a valid schedule.
13173 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13175 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13176 Remove comments from class declarations: they are already in the code
13179 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13181 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13183 (ternary_op_to_tree): Same.
13184 (unary_op_to_tree): Same.
13185 (nary_op_to_tree): Same.
13186 (gcc_expression_from_isl_expr_op): Same.
13187 (gcc_expression_from_isl_expression): Same.
13188 (graphite_create_new_loop): Same.
13189 (graphite_create_new_loop_guard): Same.
13190 (build_iv_mapping): Same.
13191 (graphite_create_new_guard): Same.
13192 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13193 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13195 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13197 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13198 instead of setting codegen_error to fail codegen.
13200 2016-01-28 Jason Merrill <jason@redhat.com>
13202 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13204 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13206 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13207 Remove CONST_INT_P check in CCMP cost calculation.
13209 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13211 * config/aarch64/aarch64.c (generic_vector_cost):
13212 Set vec_permute_cost.
13213 (cortexa57_vector_cost): Likewise.
13214 (exynosm1_vector_cost): Likewise.
13215 (xgene1_vector_cost): Likewise.
13216 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13217 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13218 Add vec_permute_cost entry.
13220 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13222 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13224 (add<mode>3_compare0): Likewise.
13225 (addsi3_compare0_uxtw): Likewise.
13226 (add<mode>3nr_compare0): Likewise.
13227 (compare_neg<mode>): Likewise.
13228 (<optab><mode>3): Likewise.
13230 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13232 * tree-vect-stmts.c (vectorizable_comparison): Add
13233 NULL check for vectype.
13235 2016-01-28 Richard Biener <rguenther@suse.de>
13237 PR tree-optimization/69466
13238 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13239 Account for PHIs we couldn't duplicate.
13241 2016-01-28 Martin Liska <mliska@suse.cz>
13244 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13245 instead of ENABLE_VALGRIND_CHECKING.
13247 2016-01-27 Richard Henderson <rth@redhat.com>
13250 * lra-remat.c (subreg_regs): New.
13251 (dump_candidates_and_remat_bb_data): Dump it.
13252 (operand_to_remat): Reject if operand in subreg_regs.
13253 (set_bb_regs): Collect subreg_regs.
13254 (lra_remat): Init and free subreg_regs. Compute
13255 calculate_local_reg_remat_bb_data before create_cands.
13257 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13260 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13261 change stack_alignment_needed for __tls_get_addr call.
13263 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13265 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13267 2016-01-27 Jeff Law <law@redhat.com>
13269 PR tree-optimization/68398
13270 PR tree-optimization/69196
13271 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13272 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13273 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13274 Only count PHIs in the last block in the path. The others will
13275 const/copy propagate away. Add heuristic to allow more irreducible
13276 subloops to be created when it is likely profitable to do so.
13278 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13279 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13280 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13282 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13285 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13286 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13287 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13288 * tree-streamer-in.c: Include asan.h.
13289 (streamer_get_builtin_tree): For builtins in sanitizer
13290 range call initialize_sanitizer_builtins and retry.
13292 2016-01-27 Ian Lance Taylor <iant@google.com>
13294 * common.opt (fkeep-gc-roots-live): New undocumented option.
13295 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13296 -fkeep-gc-roots-live, skip pointers.
13297 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13300 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13303 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13304 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13306 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13309 * configure.ac: NetBSD provides SSP in its C library.
13310 * configure: Updated.
13312 2016-01-27 Richard Biener <rguenther@suse.de>
13314 PR tree-optimization/69166
13315 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13316 reduction code for commutativity / associativity.
13318 2016-01-27 Martin Jambor <mjambor@suse.cz>
13320 PR tree-optimization/69355
13321 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13322 total_scalarization fails.
13324 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13326 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13329 2016-01-27 Christian Bruel <christian.bruel@st.com>
13332 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13333 Move arm_reset_previous_fndecl and set_target_option_current_node in
13334 the conditional part. Call save_restore_target_globals.
13335 * config/arm/arm.c (arm_set_current_function):
13336 Refactor to better support #pragma target and attribute mix.
13337 Call save_restore_target_globals.
13338 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13340 2016-01-27 Martin Liska <mliska@suse.cz>
13342 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13343 reference for an HSA kernel and its host function.
13345 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13347 PR tree-optimization/69399
13348 * wide-int.h (wi::lrshift): For larger precisions, only
13349 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13351 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13353 * config/arc/predicates.md (proper_comparison_operator): Reject
13354 constant-constant comparison.
13356 2016-01-26 Tom de Vries <tom@codesourcery.com>
13358 PR tree-optimization/69110
13359 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13360 DR_NUM_DIMENSIONS == 0.
13362 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13363 Sebastian Pop <s.pop@samsung.com>
13365 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13366 isl_ast_op_cond and isl_ast_op_select.
13367 (gcc_expression_from_isl_expr_op): Same.
13369 2016-01-26 Jason Merrill <jason@redhat.com>
13372 * tree.c (recompute_constructor_flags): Split out from
13374 (verify_constructor_flags): New.
13375 * tree.h: Declare them.
13377 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13379 PR rtl-optimization/69217
13380 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13381 are no TYPE_FIELDS set for the record type.
13383 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13386 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13387 toc_label_name unconditionally.
13388 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13389 SYMBOL_REF string. Use toc_label_name instead of constructing
13391 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13392 constructing LCTOC1.
13394 2016-01-26 Martin Sebor <msebor@redhat.com>
13397 * doc/extend.texi (Common Type Attributes): Move text that talks about
13398 attribute packed from attribute aligned to the section discussing
13399 the former attribute for clarity.
13401 2016-01-26 Richard Henderson <rth@redhat.com>
13403 PR middle-end/60908
13404 * trans-mem.c (tm_region_init): Mark entry block as visited.
13406 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13409 * diagnostic-show-locus.c (layout::print_source_line): Replace
13410 call to pp_newline with call to layout::print_newline.
13411 (layout::print_annotation_line): Likewise.
13412 (layout::move_to_column): Likewise.
13413 (layout::print_any_fixits): After printing any fixits, print a
13414 trailing newline, if necessary.
13415 (layout::print_newline): New method, resetting any colorization
13417 (diagnostic_show_locus): Move the pp_newline to before the
13418 early bailout. Remove dummy block enclosing the layout instance.
13419 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13420 of pp_newline_and_flush with pp_flush.
13421 (diagnostic_append_note): Delete use of pp_newline.
13422 (diagnostic_append_note_at_rich_loc): Delete.
13423 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13424 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13425 when newline characters are added to the buffer.
13427 2016-01-26 Michael Matz <matz@suse.de>
13429 * configure.ac (ac_cv_std_swap_in_utility): New test.
13430 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13431 * configure: Regenerate.
13432 * config.in: Regenerate.
13434 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13436 * config/arc/arc.md (cstoresi4): Force operand into register.
13437 (arcset<code>): Fix predicate.
13438 (arcsetltu): Likewise.
13439 (arcsetgeu): Likewise.
13440 (arcsethi): Likewise.
13441 (arcsetls): Likewise.
13443 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13445 PR tree-optimization/69483
13446 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13447 if base has error_mark_node type.
13449 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13452 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13453 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13455 (vget_lane_f16): Handle big-endian.
13456 (vgetq_lane_f16): Likewise.
13457 (vset_lane_f16): Likewise.
13458 (vsetq_lane_f16): Likewise.
13459 * config/arm/iterators.md (VQXMOV): Add V8HF.
13460 (VDQ): Add V4HF and V8HF.
13461 (V_reg): Handle V4HF and V8HF.
13462 (Is_float_mode): Likewise.
13463 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13464 neon_vdup_nv8hf): New patterns.
13465 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13466 Use VD_LANE iterator.
13467 (neon_vld1_dup<mode>): Use VQ2 iterator.
13469 2016-01-26 Nathan Sidwell <nathan@acm.org>
13471 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13472 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13473 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13474 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13475 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13476 (oacc_validate_dims): Add LEVEL arg, don't return level.
13477 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13478 oacc_validate_dims.
13479 (execute_oacc_device_lower): Adjust, add more dump output.
13480 * tree-ssa-loop.c (gate_oacc_kernels): Use
13481 oacc_fn_attrib_kernels_p.
13482 * tree-parloops.c (create_parallel_loop): Adjust
13483 set_oacc_fn_attrib call.
13485 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13488 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13489 (append_compiler_options): Handle -fcilkplus.
13490 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13492 2016-01-26 Nick Clifton <nickc@redhat.com>
13495 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13496 been marked as DECL_ONE_ONLY but we do not the means to make it
13497 so, then do not allow it to bind locally.
13499 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13502 * opts.h (parse_sanitizer_options): New prototype.
13503 * opts.c (sanitizer_opts): New array.
13504 (parse_sanitizer_options): New function.
13505 (common_handle_option): Use parse_sanitizer_options.
13507 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13510 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13511 alignment adjustment to ...
13512 (ix86_update_stack_boundary): Here. Don't over-align stack for
13514 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13515 if __tls_get_addr is called.
13517 2016-01-26 Christian Bruel <christian.bruel@st.com>
13519 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13521 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13523 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13525 2016-01-26 Richard Biener <rguenther@suse.de>
13527 PR middle-end/69467
13528 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13530 2016-01-26 Richard Biener <rguenther@suse.de>
13532 PR tree-optimization/69452
13533 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13534 (move_computations_dom_walker::before_dom_children): Rename
13536 (move_computations_worker): This.
13537 (move_computations): Perform an RPO rather than a DOM walk.
13539 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13542 * combine.c (combine_instructions): For REG_EQUAL note with
13543 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13544 to the underlying register.
13545 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13546 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13548 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13551 * config/aarch64/aarch64-builtins.c
13552 (aarch64_init_simd_builtin_types): Do not set structural
13553 equality to __Poly{8,16,64,128}_t types.
13555 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13557 PR tree-optimization/69400
13558 * wide-int.cc (wi_pack): Take the precision as argument and
13559 perform canonicalization here rather than in the callers.
13560 Use the main loop to handle all full-width HWIs. Add a
13561 zero HWI if in_len isn't a full result.
13562 (wi::divmod_internal): Update accordingly.
13563 (wi::mul_internal): Likewise. Simplify.
13565 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13566 Sebastian Pop <s.pop@samsung.com>
13568 * graphite-poly.c (apply_poly_transforms): Simplify.
13569 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13570 (print_isl_map): Same.
13571 (print_isl_union_map): Same.
13572 (print_isl_schedule): New.
13573 (debug_isl_schedule): New.
13574 * graphite-dependences.c (scop_get_reads): Do not call
13575 isl_union_map_add_map that is undocumented isl functionality.
13576 (scop_get_must_writes): Same.
13577 (scop_get_may_writes): Same.
13578 (scop_get_original_schedule): Remove.
13579 (scop_get_dependences): Do not call isl_union_map_compute_flow that
13580 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
13581 (compute_deps): Remove.
13582 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
13583 (debug_schedule_ast): New.
13584 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
13585 set_separate_option.
13586 (graphite_regenerate_ast_isl): Add dump.
13587 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
13588 from scop->transformed_schedule.
13589 (graphite_regenerate_ast_isl): Add more dump.
13590 * graphite-optimize-isl.c (optimize_isl): Set
13591 scop->transformed_schedule. Check whether schedules are equal.
13592 (apply_poly_transforms): Move here.
13593 * graphite-poly.c (apply_poly_transforms): ... from here.
13594 (free_poly_bb): Static.
13595 (free_scop): Static.
13596 (pbb_number_of_iterations_at_time): Remove.
13597 (print_isl_ast): New.
13598 (debug_isl_ast): New.
13599 (debug_scop_pbb): New.
13600 * graphite-scop-detection.c (print_edge): Move.
13601 (print_sese): Move.
13602 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
13603 (build_scop_scattering): Remove.
13604 (create_pw_aff_from_tree): Assert instead of bailing out.
13605 (add_condition_to_pbb): Remove unused code, do not fail.
13606 (add_conditions_to_domain): Same.
13607 (add_conditions_to_constraints): Remove.
13608 (build_scop_context): New.
13609 (add_iter_domain_dimension): New.
13610 (build_iteration_domains): Initialize pbb->iterators.
13611 Call add_conditions_to_domain.
13614 (index_outermost_in_loop): New.
13615 (index_pbb_in_loop): New.
13616 (outermost_pbb_in): New.
13617 (add_in_sequence): New.
13618 (add_outer_projection): New.
13619 (outer_projection_mupa): New.
13620 (add_loop_schedule): New.
13621 (build_schedule_pbb): New.
13622 (build_schedule_loop): New.
13623 (embed_in_surrounding_loops): New.
13624 (build_schedule_loop_nest): New.
13625 (build_original_schedule): New.
13626 (build_poly_scop): Call build_original_schedule.
13627 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
13628 (free_poly_dr): Remove.
13629 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
13630 (free_poly_bb): Remove.
13631 (debug_loop_vec): Remove.
13632 (print_isl_ast): Declare.
13633 (debug_isl_ast): Declare.
13634 (scop_do_interchange): Remove.
13635 (scop_do_strip_mine): Remove.
13636 (scop_do_block): Remove.
13637 (flatten_all_loops): Remove.
13638 (optimize_isl): Remove.
13639 (pbb_number_of_iterations_at_time): Remove.
13640 (debug_scop_pbb): Declare.
13641 (print_schedule_ast): Declare.
13642 (debug_schedule_ast): Declare.
13643 (struct scop): Remove schedule. Add original_schedule,
13644 transformed_schedule.
13645 (free_gimple_poly_bb): Remove.
13646 (print_generated_program): Remove.
13647 (debug_generated_program): Remove.
13648 (unify_scattering_dimensions): Remove.
13649 * sese.c (print_edge): ... here.
13650 (print_sese): ... here.
13651 (debug_edge): ... here.
13652 (debug_sese): ... here.
13653 * sese.h (print_edge): Declare.
13654 (print_sese): Declare.
13655 (dump_edge): Declare.
13656 (dump_sese): Declare.
13658 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13659 Sebastian Pop <s.pop@samsung.com>
13661 * Makefile.in: Set ISLVER in site.exp.
13663 2016-01-25 Jakub Jelinek <jakub@redhat.com>
13665 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
13666 DECL_VALUE_EXPR of new_var even for the non-array case. Look
13667 through DECL_VALUE_EXPR for expansion.
13669 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13671 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
13672 the frame info after reload completed.
13674 2016-01-25 Jeff Law <law@redhat.com>
13676 PR tree-optimization/69196
13677 PR tree-optimization/68398
13678 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
13679 tree-ssa-threadupdate.c.
13680 (determine_bb_domination_status): Prototype
13681 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
13682 (determine_bb_domination_status): No longer static.
13683 (valid_jump_thread_path): Remove code to detect characteristics
13684 of the jump thread path not associated with correctness.
13685 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
13686 Correct test for thread path length. Count PHIs for real operands as
13687 statements that need to be copied. Do not count ASSERT_EXPRs.
13688 Look at all the blocks in the thread path. Compute and selectively
13689 filter thread paths based on threading through the latch, threading
13690 a multiway branch or crossing a multiway branch.
13692 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13694 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
13695 decl with __attribute__ ((unused)) annotation.
13697 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
13700 * tree-vect-stmts.c (vectorizable_condition): Check vectype
13701 of operands is compatible with a statement vectype.
13703 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
13705 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
13706 improve wording for mixed storage order support.
13708 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
13710 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
13711 (vcvt_u64_f64): Likewise.
13712 (vcvta_s64_f64): Likewise.
13713 (vcvta_u64_f64): Likewise.
13714 (vcvtm_s64_f64): Likewise.
13715 (vcvtm_u64_f64): Likewise.
13716 (vcvtn_s64_f64): Likewise.
13717 (vcvtn_u64_f64): Likewise.
13718 (vcvtp_s64_f64): Likewise.
13719 (vcvtp_u64_f64): Likewise.
13721 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
13723 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
13724 (arc_init): Check validity mll64 option.
13725 (arc_save_restore): Use double load/store instruction.
13726 (arc_expand_movmem): Likewise.
13727 (arc_split_move): Don't split if we have double load/store
13728 instructions. Returns a boolean.
13729 (arc_process_double_reg_moves): Change function to return boolean
13730 instead of a sequence of instructions.
13731 (arc_dwarf_register_span): New function.
13732 * config/arc/arc-protos.h (arc_split_move): Change prototype.
13733 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
13734 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
13735 (*movdf_insn): Likewise.
13736 * config/arc/arc.opt (mll64): New option.
13737 * config/arc/predicates.md (even_register_operand): New predicate.
13738 * doc/invoke.texi (ARC Options): Add mll64 documentation.
13740 2016-01-25 Richard Biener <rguenther@suse.de>
13743 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
13744 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
13746 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
13748 2016-01-25 Richard Biener <rguenther@suse.de>
13750 PR tree-optimization/69376
13751 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
13753 (VN_INFO_ANTI_RANGE_P): New inline.
13754 (VN_INFO_RANGE_TYPE): Likewise.
13755 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
13756 SSA_NAME_ANTI_RANGE_P.
13757 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
13758 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13759 Properly query VN_INFO_RANGE_TYPE.
13761 2016-01-25 Nick Clifton <nickc@redhat.com>
13764 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
13766 2016-01-23 Tom de Vries <tom@codesourcery.com>
13768 PR tree-optimization/69426
13769 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
13772 2016-01-23 Jakub Jelinek <jakub@redhat.com>
13774 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
13775 "the the" with "the" in the comments.
13776 * ipa-devirt.c (build_type_inheritance_graph,
13777 update_type_inheritance_graph): Likewise.
13778 * tree.c (build_function_type_list_1): Likewise.
13779 * cfgloopmanip.c (scale_loop_profile): Likewise.
13780 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
13781 * gimple-ssa-split-paths.c
13782 (find_block_to_duplicate_for_splitting_paths): Likewise.
13783 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
13784 * expr.c (convert_move): Likewise.
13785 * var-tracking.c (vt_stack_adjustments): Likewise.
13786 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13787 * tree-vrp.c (test_for_singularity): Likewise.
13789 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
13790 directly instead of building a temporary tree.
13793 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
13794 remove <algorithm> include.
13796 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13799 * config/i386/i386.c: Include dojump.h.
13800 (expand_small_movmem_or_setmem,
13801 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
13803 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
13804 if dynamic_check != -1.
13806 2016-01-21 Jeff Law <law@redhat.com>
13808 PR middle-end/69347
13809 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
13810 record_temporary_equivalences. Rewritten to avoid unnecessary calls
13811 into dominated_by_p.
13812 (cprop_into_successor_phis): Avoid unnecessary tests.
13814 2016-01-22 Richard Henderson <rth@redhat.com>
13817 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
13818 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
13820 2016-01-22 Michael Matz <matz@suse.de>
13822 * system.h (string, algorithm): Include only conditionally.
13823 (new): Include always under C++.
13824 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
13825 * final.c (toplevel): Ditto.
13826 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
13827 * genconditions.c (write_header): Make gencondmd.c define
13829 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
13831 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
13832 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
13834 2016-01-22 Christian Bruel <christian.bruel@st.com>
13837 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
13839 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13842 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
13843 define_insn_and_split. Ensure operands[1] and operands[0] do not
13844 get assigned the same register.
13846 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13848 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
13850 2016-01-22 Christian Bruel <christian.bruel@st.com>
13852 * config/arm/arm-c.c (arm_pragma_target_parse):
13853 Remove warn_builtin_macro_redefined overwrite.
13855 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13857 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
13858 flag_non_call_exceptions compatibility.
13860 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13863 * dwarf2out.c (add_child_die_after): New function.
13864 (dwarf_qual_info_t): New type.
13865 (dwarf_qual_info): New variable.
13866 (qualified_die_p): New function.
13867 (modified_type_die): For -fdebug-types-section, ensure
13868 canonical order of qualifiers. Put qualified DIEs adjacent
13869 to the corresponding non-qualified type DIE and search there
13870 for existing qualified DIEs.
13872 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13874 * doc/extend.texi (scalar_storage_order type attribute): Document
13875 restriction on type punning and aliasing, and remove future tense.
13877 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
13880 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
13883 2016-01-21 Jeff Law <law@redhat.com>
13885 PR middle-end/69347
13886 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
13887 useless call to record_temporary_equivalences.
13888 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
13889 allocate 10 slots in the bb_path vector and let it grow as needed.
13890 (fsm_find_control_statement_thread_paths): Similarly for the next_path
13893 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13895 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
13897 * configure: Regenerate.
13899 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
13901 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
13902 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
13904 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
13906 PR middle-end/66178
13907 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
13908 drop EXPAND_INITIALIZER.
13909 * rtl.h (contains_symbolic_reference_p): Declare.
13910 * rtlanal.c (contains_symbolic_reference_p): New function.
13911 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
13912 a subtraction into a NOT if symbolic constants are involved.
13914 2016-01-21 Anton Blanchard <anton@samba.org>
13915 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13918 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
13920 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
13923 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13925 * config/microblaze/microblaze.c
13926 (get_branch_target): New.
13927 (insert_wic_for_ilb_runout): New.
13929 (microblaze_machine_dependent_reorg): New.
13930 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
13931 * config/microblaze/microblaze.md
13932 (UNSPEC_IPREFETCH): Define.
13933 (iprefetch): New pattern
13934 * config/microblaze/microblaze.opt
13935 (mxl-prefetch): New flag.
13937 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13939 * config/microblaze/microblaze.h
13940 (FIXED_REGISTERS): Update in macro.
13941 (CALL_USED_REGISTERS): Update in macro.
13943 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
13945 PR rtl-optimization/68920
13946 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
13949 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
13951 PR rtl-optimization/68990
13952 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
13953 pseudo instead of inheritance ones.
13955 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13956 Nick Clifton <nickc@redhat.com>
13960 * config/mips/mips.c (mips_compute_frame_info): Initialise
13961 args_size and hard_frame_pointer_offset fields of the frame
13962 structure before calling mips_global_pointer.
13964 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13966 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
13968 * configure: Regenerate.
13970 2016-01-21 Richard Biener <rguenther@suse.de>
13972 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
13974 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13976 * config/s390/s390.c (s390_asm_declare_function_size): Add code
13977 to actually emit the .size directive.
13979 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
13980 Jakub Jelinek <jakub@redhat.com>
13984 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
13985 args array size by one to avoid buffer overflow.
13987 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13989 * config/s390/s390.md (pool_section_start): Use switch_to_section
13990 to select proper read-only data section instead of hardcoding
13992 (pool_section_end): Use switch_to_section to match the above.
13994 2016-01-21 Richard Biener <rguenther@suse.de>
13996 PR tree-optimization/69378
13997 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
13998 (set_ssa_val_to): Use it for dominance checks taking into
13999 account not executable edges.
14001 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14004 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
14005 for bitsize instead of GET_MODE_PRECISION (mode).
14007 2016-01-20 Martin Sebor <msebor@redhat.com>
14010 * extend.texi (__sync Builtins): Clarify the semantics of
14011 __sync_fetch_and_OP built-ins on pointers.
14012 (__atomic Builtins): Same.
14014 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14015 Sebastian Pop <s.pop@samsung.com>
14017 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
14018 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
14019 (is_valid_rename): Same.
14020 (translate_isl_ast_to_gimple::get_rename): Same.
14021 (translate_isl_ast_to_gimple::rename_all_uses): Same.
14022 (translate_isl_ast_to_gimple::rename_uses): Same.
14023 (get_new_name): Check for close_phi nodes.
14024 (copy_loop_phi_args): Use phi_node_kind.
14025 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14026 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14028 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14029 Sebastian Pop <s.pop@samsung.com>
14031 Revert commit r229783.
14032 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14033 Remove use of parameter_rename_map.
14034 (copy_def): Remove.
14035 (copy_internal_parameters): Remove.
14036 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14037 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14038 (free_sese_info): Do not free parameter_rename_map.
14039 (set_rename): Do not use parameter_rename_map.
14040 (rename_uses): Update call to set_rename.
14041 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14042 * sese.h (parameter_rename_map_t): Remove.
14043 (struct sese_info_t): Remove field parameter_rename_map.
14045 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14046 Sebastian Pop <s.pop@samsung.com>
14048 * graphite-isl-ast-to-gimple.c: Fix comment.
14049 * graphite-scop-detection.c (defined_in_loop_p): New.
14050 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14051 names defined in loop.
14053 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14054 Sebastian Pop <s.pop@samsung.com>
14056 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14057 Discard unstructured if-then-else regions.
14059 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14060 Sebastian Pop <s.pop@samsung.com>
14062 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14063 (cleanup_loop_iter_dom): Remove.
14064 (build_loop_iteration_domains): Remove.
14065 (build_scop_context): Remove.
14066 (build_scop_iteration_domain): Remove.
14067 (add_loop_constraints): New.
14068 (build_iteration_domains): New.
14069 (build_poly_scop): Call build_iteration_domains.
14071 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14072 Sebastian Pop <s.pop@samsung.com>
14074 * graphite-scop-detection.c
14075 (scop_detection::harmful_loop_in_region): Free dom and loops.
14076 (scop_detection::loop_body_is_valid_scop): Free bbs.
14078 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14079 Sebastian Pop <s.pop@samsung.com>
14081 * graphite-scop-detection.c (record_loop_in_sese): New.
14082 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14083 (build_scops): Remove call to build_sese_loop_nests.
14084 * sese.c (sese_record_loop): Remove.
14085 (build_sese_loop_nests): Remove.
14086 (new_sese_info): Remove region->loops.
14087 (free_sese_info): Same.
14088 * sese.h (sese_contains_loop): Same.
14089 (build_sese_loop_nests): Remove.
14090 (sese_contains_loop): Remove.
14092 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14093 Sebastian Pop <s.pop@samsung.com>
14095 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14096 loop_is_valid_in_scop.
14097 (scop_detection::harmful_stmt_in_region): Renamed
14098 harmful_loop_in_region.
14099 Call loop_is_valid_in_scop.
14101 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14102 Sebastian Pop <s.pop@samsung.com>
14104 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14107 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14108 Sebastian Pop <s.pop@samsung.com>
14110 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14111 * graphite.h (struct poly_bb): Remove field is_reduction.
14112 (PBB_IS_REDUCTION): Remove.
14114 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14115 Sebastian Pop <s.pop@samsung.com>
14117 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14118 (add_pdr_constraints): Same.
14119 (scop_get_reads): Same.
14120 (scop_get_must_writes): Same.
14121 (scop_get_may_writes): Same.
14122 (scop_get_original_schedule): Same.
14123 (extend_schedule): Same.
14124 (apply_schedule_on_deps): Same.
14125 (carries_deps): Same.
14126 (compute_deps): Same.
14127 (scop_get_dependences): Same.
14128 * graphite-isl-ast-to-gimple.c
14129 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14130 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14131 (get_schedule_for_band_list): Same.
14132 (get_schedule_map): Same.
14133 (apply_schedule_map_to_scop): Same.
14134 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14135 (build_loop_iteration_domains): Same.
14136 (add_condition_to_pbb): Same.
14137 (add_param_constraints): Same.
14138 (pdr_add_memory_accesses): Same.
14139 (pdr_add_data_dimensions): Same.
14141 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14143 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14146 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14148 * common.opt (feliminate-dwarf2-dups): Replace references to
14149 "DWARF 2" with just "DWARF".
14150 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14151 * doc/extend.texi: Likewise.
14152 * doc/cpp.texi: Likewise.
14153 * doc/invoke.texi: Likewise.
14154 (Option Summary): Add -gdwarf to list of Debugging Options.
14155 (Debugging Options): Document -gdwarf.
14156 * doc/contrib.texi: Spell "DWARF" like that.
14158 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14160 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14161 warning. Fix up formatting.
14163 PR middle-end/67653
14164 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14165 attempt to mark memory input operand addressable and
14166 call prepare_gimple_addressable in that case. Don't adjust
14167 input_location for diagnostics, use error_at instead.
14169 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14171 * config/rs6000/ppc-auxv.h: New file.
14172 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14173 (cpu_is): Likewise.
14174 (cpu_supports): Likewise.
14175 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14176 (cpu_is_info): New variable.
14177 (cpu_supports_info): Likewise.
14178 (tcb_verification_symbol): Likewise.
14179 (cpu_builtin_p): Likewise.
14180 (cpu_expand_builtin): New function.
14181 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14182 (rs6000_init_builtins): Likewise.
14183 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14184 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14185 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14186 * configure: Regenerate.
14187 * config.in: Likewise.
14188 * doc/extend.texi (PowerPC Built-in Functions): Document
14189 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14191 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14194 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14196 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14199 2016-01-20 Richard Henderson <rth@redhat.com>
14205 * tree.c (tm_define_builtin): New.
14206 (find_tm_vector_type): New.
14207 (build_tm_vector_builtins): New.
14208 (build_common_builtin_nodes): Call it.
14210 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14212 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14213 (arm_fp_ok): Likewise.
14214 (arm_fp): Likewise.
14215 (arm_crypto): Likewise.
14217 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14218 Richard Biener <rguenther@suse.de>
14220 PR tree-optimization/69328
14221 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14222 vectors have same number of elements.
14223 (vectorizable_condition): Fix masked version recognition.
14225 2016-01-20 Richard Biener <rguenther@suse.de>
14227 PR tree-optimization/69345
14228 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14229 (VN_INFO_PTR_INFO): Likewise.
14230 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14231 info when it is equal between non-dominating SSA names.
14232 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14233 Make sure to look at original SSA infos.
14235 2016-01-20 Jeff Law <law@redhat.com>
14238 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14240 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14241 (pc_or_label_operand): New predicate.
14242 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14243 tests for small integers that are 2^n - 1.
14245 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14247 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14249 2016-01-19 Jeff Law <law@redhat.com>
14251 PR middle-end/69347
14252 * tree-ssa-threadbackwards.c
14253 (fsm_find_control_statement_thread_paths): Do not try to lookup
14254 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14256 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14258 * doc/lto.texi: Remove text that says only Gold has linker plugin
14261 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14263 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14264 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14265 the DIE accordingly.
14266 (modified_type_die): Add REVERSE parameter and pass it recursively,
14267 as well as to base_type_die. Adjust presence check accordingly.
14268 (base_type_for_mode): Adjust call to modified_type_die.
14269 (add_type_attribute): Add REVERSE parameter and pass it to
14271 (generic_parameter_die): Adjust call to add_type_attribute.
14272 (add_scalar_info): Likewise.
14273 (add_subscript_info): Likewise.
14274 (gen_array_type_die): Likewise.
14275 (gen_descr_array_type_die): Likewise.
14276 (gen_entry_point_die): Likewise.
14277 (gen_enumeration_type_die): Likewise.
14278 (gen_formal_parameter_die): Likewise.
14279 (gen_subprogram_die): Likewise.
14280 (gen_variable_die ): Likewise.
14281 (gen_const_die): Likewise.
14282 (gen_field_die): Likewise.
14283 (gen_pointer_type_die): Likewise.
14284 (gen_reference_type_die): Likewise.
14285 (gen_ptr_to_mbr_type_die): Likewise.
14286 (gen_inheritance_die): Likewise.
14287 (gen_subroutine_type_die): Likewise.
14288 (gen_typedef_die): Likewise.
14289 (force_type_die): Adjust call to modified_type_die.
14291 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14293 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14294 flow throughout the file. Fix broken link to Objective-C 2.0
14296 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14299 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14301 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14303 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14306 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14307 (maybe_record_node): Record cxa_pure_virtual as the only possible
14308 target if there are not ohter candidates.
14309 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14311 2016-01-19 Richard Biener <rguenther@suse.de>
14313 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14314 (get_memory_order): Likewise.
14316 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14318 * tree-vect-stmts.c (vectorizable_store): Check
14321 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14324 * gcc.c (driver::decode_argv): Add call to
14325 init_opts_obstack before init_options_struct.
14326 * opts.c (init_opts_obstack): Remove idempotency.
14327 (init_options_struct): Replace call to init_opts_obstack
14328 with a gcc_assert to verify that it has already been called.
14329 * toplev.c (toplev::main): Add call to init_opts_obstack before
14330 calls to init_options_struct.
14331 (toplev::finalize): Move cleanup of opts_obstack next to
14332 cleanup of save_decoded_options, clearing the latter, and
14333 save_decoded_options_count.
14335 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14338 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14339 attribute to unconditional. Remove %? from output template.
14341 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14342 Jiong Wang <jiong.wang@arm.com>
14344 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14345 generated from different expand order.
14347 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14349 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14350 Add support for CCMP costing.
14352 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14354 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14355 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14356 (fccmpe<mode>): Likewise.
14357 (fcmp): Rename to fcmp and globalize pattern.
14359 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14360 (aarch64_gen_ccmp_next): Add FP support.
14362 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14364 * target.def (gen_ccmp_first): Update documentation.
14365 (gen_ccmp_next): Likewise.
14366 * doc/tm.texi (gen_ccmp_first): Update documentation.
14367 (gen_ccmp_next): Likewise.
14368 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14369 expand_ccmp_expr_1. Improve comments.
14370 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14371 (ccmp_ior<mode>): Remove pattern.
14372 (cmp<mode>): Remove expand.
14373 (cmp): Globalize pattern.
14374 (cstorecc4): Use cc_register.
14375 (mov<mode>cc): Remove ccmp_cc_register check.
14376 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14377 Simplify after removal of CC_DNE/* modes.
14378 (aarch64_ccmp_mode_to_code): Remove.
14379 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14380 In 'k' case use integer as condition.
14381 (aarch64_nzcv_codes): Remove inverted cases.
14382 (aarch64_code_to_ccmode): Remove.
14383 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14384 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14385 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14386 pattern. Return the comparison with CC register. Invert conditions
14387 when bitcode is OR.
14388 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14389 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14391 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14393 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14394 instrumented_version.
14396 2016-01-19 Richard Biener <rguenther@suse.de>
14398 PR tree-optimization/69336
14399 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14400 handled components with get_ref_base_and_extent.
14401 (equal_mem_array_ref_p): Adjust.
14403 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14406 * shrink-wrap.c: Include valtrack.h.
14407 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14408 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14409 in between insn and where it will be moved to. Call
14410 dead_debug_insert_temp.
14411 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14412 first and dead_debug_local_finish at the end.
14413 For uses and defs bitmap, handle all regs in between REGNO and
14414 END_REGNO, not just the first one.
14416 2016-01-19 Richard Biener <rguenther@suse.de>
14418 PR tree-optimization/69352
14419 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14420 (equal_mem_array_ref_p): Constrain size and max size properly.
14421 Compare the reverse flag.
14423 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14425 * ira.c (ira): Update regstat data if we deleted insns.
14427 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14429 PR rtl-optimization/68955
14430 PR rtl-optimization/64557
14431 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14432 here. Fix up formatting.
14433 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14435 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14438 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14439 assume that the node has body.
14440 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14443 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14445 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14448 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14450 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14451 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14453 2016-01-19 Martin Jambor <mjambor@suse.cz>
14454 Martin Liska <mliska@suse.cz>
14455 Michael Matz <matz@suse.de>
14457 * Makefile.in (OBJS): Add new source files.
14458 (GTFILES): Add hsa.c.
14459 * common.opt (disable_hsa): New variable.
14460 (-Whsa): New warning.
14461 * config.in (ENABLE_HSA): New.
14462 * configure.ac: Treat hsa differently from other accelerators.
14463 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14464 $enable_offloading.
14465 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14466 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14467 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14468 --with-hsa-kmt-lib.
14469 * doc/invoke.texi (-Whsa): Document.
14470 (hsa-gen-debug-stores): Likewise.
14471 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14472 to invoke offload compiler for hsa acclerator.
14473 * opts.c (common_handle_option): Determine whether HSA offloading
14474 should be performed.
14475 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14476 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14477 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14478 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14479 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14480 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14481 GF_OMP_FOR_KIND_GRID_LOOP.
14482 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14483 (pp_gimple_stmt_1): Likewise.
14484 * gimple-walk.c (walk_gimple_stmt): Likewise.
14485 * gimple.c (gimple_build_omp_grid_body): New function.
14486 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14487 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14488 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14489 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14490 GF_OMP_TEAMS_GRID_PHONY.
14491 (gimple_statement_omp_single_layout): Updated comments.
14492 (gimple_build_omp_grid_body): New function.
14493 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14494 (gimple_omp_for_grid_phony): New function.
14495 (gimple_omp_for_set_grid_phony): Likewise.
14496 (gimple_omp_parallel_grid_phony): Likewise.
14497 (gimple_omp_parallel_set_grid_phony): Likewise.
14498 (gimple_omp_teams_grid_phony): Likewise.
14499 (gimple_omp_teams_set_grid_phony): Likewise.
14500 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14501 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14502 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14503 (BUILT_IN_GOMP_TARGET): Updated type.
14504 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14505 (adjust_for_condition): New function.
14506 (get_omp_for_step_from_incr): Likewise.
14507 (extract_omp_for_data): Moved parts to adjust_for_condition and
14508 get_omp_for_step_from_incr.
14509 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14510 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14511 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14512 (scan_omp_parallel): Do not create child functions for phony
14514 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14515 (scan_omp_1_op): Checking assert we are not remapping to
14516 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14517 (parallel_needs_hsa_kernel_p): New function.
14518 (expand_parallel_call): Register apprpriate parallel child
14519 functions as HSA kernels.
14520 (grid_launch_attributes_trees): New type.
14521 (grid_attr_trees): New variable.
14522 (grid_create_kernel_launch_attr_types): New function.
14523 (grid_insert_store_range_dim): Likewise.
14524 (grid_get_kernel_launch_attributes): Likewise.
14525 (get_target_argument_identifier_1): Likewise.
14526 (get_target_argument_identifier): Likewise.
14527 (get_target_argument_value): Likewise.
14528 (push_target_argument_according_to_value): Likewise.
14529 (get_target_arguments): Likewise.
14530 (expand_omp_target): Call get_target_arguments instead of looking
14531 up for teams and thread limit.
14532 (grid_expand_omp_for_loop): New function.
14533 (grid_arg_decl_map): New type.
14534 (grid_remap_kernel_arg_accesses): New function.
14535 (grid_expand_target_kernel_body): New function.
14536 (expand_omp): Call it.
14537 (lower_omp_for): Do not emit phony constructs.
14538 (lower_omp_taskreg): Do not emit phony constructs but create for them
14539 a temporary variable receiver_decl.
14540 (lower_omp_taskreg): Do not emit phony constructs.
14541 (lower_omp_teams): Likewise.
14542 (lower_omp_grid_body): New function.
14543 (lower_omp_1): Call it.
14544 (grid_reg_assignment_to_local_var_p): New function.
14545 (grid_seq_only_contains_local_assignments): Likewise.
14546 (grid_find_single_omp_among_assignments_1): Likewise.
14547 (grid_find_single_omp_among_assignments): Likewise.
14548 (grid_find_ungridifiable_statement): Likewise.
14549 (grid_target_follows_gridifiable_pattern): Likewise.
14550 (grid_remap_prebody_decls): Likewise.
14551 (grid_copy_leading_local_assignments): Likewise.
14552 (grid_process_kernel_body_copy): Likewise.
14553 (grid_attempt_target_gridification): Likewise.
14554 (grid_gridify_all_targets_stmt): Likewise.
14555 (grid_gridify_all_targets): Likewise.
14556 (execute_lower_omp): Call grid_gridify_all_targets.
14557 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14558 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14559 (tree_omp_clause): Added union field dimension.
14560 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14561 * tree.c (omp_clause_num_ops): Added number of arguments of
14562 OMP_CLAUSE__GRIDDIM_.
14563 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14564 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14565 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14566 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14567 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14568 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14569 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14570 * tree-pass.h (make_pass_gen_hsail): Declare.
14571 (make_pass_ipa_hsa): Likewise.
14572 * ipa-hsa.c: New file.
14573 * lto-section-in.c (lto_section_name): Add hsa section name.
14574 * lto-streamer.h (lto_section_type): Add hsa section.
14575 * timevar.def (TV_IPA_HSA): New.
14576 * hsa-brig-format.h: New file.
14577 * hsa-brig.c: New file.
14578 * hsa-dump.c: Likewise.
14579 * hsa-gen.c: Likewise.
14582 * toplev.c (compile_file): Call hsa_output_brig.
14583 * hsa-regalloc.c: New file.
14585 2016-01-18 Jeff Law <law@redhat.com>
14587 PR tree-optimization/69320
14588 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
14589 ranged object, do nothing if the RHS constant is not [0..1].
14590 (optimize_stmt): Comparing a boolean ranged object against a
14591 constant outside [0..1] results in a compile-time constant.
14593 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
14596 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
14598 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14599 (Option Summary): Update to reflect new section and moved options.
14600 (C++ Dialect Options): Move -fstats to new section.
14601 (Debugging Options): Move all dump, statistics, and other GCC
14602 developer options to new section. Rewrite section introduction
14603 and re-order remaining options to put the more basic ones first.
14604 (Optimization Options): Move -fira-verbose and -flto-report* to
14606 (Developer Options): New section incorporating moved options.
14607 * doc/cppopts.texi (-dM): Update cross-reference.
14609 2016-01-18 Richard Henderson <rth@redhat.com>
14612 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
14613 operands to pseudo only if CSE is expected. Split long immediate
14614 operands only after reload, and for the stack pointer.
14615 (*add<GPI>3_pluslong): Remove.
14616 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
14617 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
14618 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
14619 (*add<GPI>3 peepholes): New.
14620 (*add<GPI>3 splitters): New.
14621 * config/aarch64/constraints.md (Upl): New.
14622 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
14624 2016-01-18 Richard Biener <rguenther@suse.de>
14626 PR tree-optimization/69297
14627 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
14629 (vect_bb_vectorization_profitable_p): Clear visited flag again.
14631 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14633 PR middle-end/68542
14634 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
14635 of mixind vector and scalar types.
14636 (fold_relational_const): Add handling of vector
14637 comparison with boolean result.
14638 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
14639 comparison of vector operands with boolean result for EQ/NE only.
14640 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
14641 (verify_gimple_cond): Likewise.
14642 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
14645 2016-01-18 Joseph Myers <joseph@codesourcery.com>
14647 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
14650 2016-01-18 Richard Biener <rguenther@suse.de>
14652 PR middle-end/69308
14653 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
14655 2016-01-18 Tom de Vries <tom@codesourcery.com>
14657 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
14659 2016-01-18 Tom de Vries <tom@codesourcery.com>
14661 * omp-low.c (set_oacc_fn_attrib): Make extern.
14662 * omp-low.h (set_oacc_fn_attrib): Declare.
14663 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
14664 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
14665 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
14666 Add and handle function parameter oacc_kernels_p.
14667 (find_reduc_addr, get_omp_data_i_param): New function.
14668 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
14669 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
14670 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
14671 Calculate dominance info. Skip loops that are not in a kernels region
14672 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
14673 (pass_parallelize_loops::execute): Call parallelize_loops with
14674 oacc_kernels_p argument.
14675 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
14676 New member function.
14677 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
14678 * passes.def: Add argument to pass_parallelize_loops instantation.
14680 2016-01-18 Tom de Vries <tom@codesourcery.com>
14682 * tree-parloops.c (pass_parallelize_loops::execute): Allow
14683 pass_parallelize_loops to be run outside the loop pipeline.
14685 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14687 * tree-scalar-evolution.c (follow_copies_to_constant): New.
14688 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
14690 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14693 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
14694 using get_ref_base_and_extent.
14695 (equal_mem_array_ref_p): New.
14696 (hashable_expr_equal_p): Add call to previous.
14698 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14701 * tree-sra.c (disqualified_constants, constant_decl_p): New.
14702 (sra_initialize): Allocate disqualified_constants.
14703 (sra_deinitialize): Free disqualified_constants.
14704 (disqualify_candidate): Update disqualified_constants when appropriate.
14705 (create_access): Scan for constant-pool entries as we go along.
14706 (scalarizable_type_p): Add check against type_contains_placeholder_p.
14707 (maybe_add_sra_candidate): Allow constant-pool entries.
14708 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
14709 (initialize_constant_pool_replacements): New.
14710 (sra_modify_assign): Avoid mangling assignments created by previous,
14711 and don't generate writes into constant pool.
14712 (sra_modify_function_body): Call initialize_constant_pool_replacements.
14714 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
14716 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
14717 andnot instruction.
14718 (scalar_chain::convert_op): Likewise.
14719 * config/i386/i386.md (*andndi3_doubleword): New.
14721 2016-01-18 Richard Biener <rguenther@suse.de>
14723 PR tree-optimization/69170
14724 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
14725 building a vector from scalar results of a pattern stmt.
14727 2016-01-18 Jakub Jelinek <jakub@redhat.com>
14729 * haifa-sched.c (autopref_multipass_init): Work around
14730 -Wmaybe-uninitialized warning.
14732 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
14734 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
14735 against the constant 0.
14737 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14739 PR tree-optimization/68799
14740 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
14741 look up phi candidates in the statement-candidate map.
14742 (phi_add_costs): Likewise.
14743 (record_phi_increments): Likewise.
14744 (phi_incr_cost): Likewise.
14745 (ncd_with_phi): Likewise.
14746 (all_phi_incrs_profitable): Likewise.
14748 2016-01-17 Jakub Jelinek <jakub@redhat.com>
14750 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
14751 -Wmaybe-uninitialized warning.
14753 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
14755 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14756 (Option Summary): Update to reflect new section and moved options.
14757 (C++ Dialect Options): Move -fvtable-verify and related options.
14758 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
14759 and profiling-related options.
14760 (Optimization Options): Move profile generation options and
14761 -fstack-protector and related options.
14762 (Instrumentation Options): New section incorporating moved options.
14763 (Code Generation Options): Move -finstrument-functions and
14764 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
14766 2016-01-16 Tom de Vries <tom@codesourcery.com>
14768 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
14770 2016-01-16 Tom de Vries <tom@codesourcery.com>
14772 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
14774 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
14776 * hash-table.h (hash_table::empty): Turn into an inline wrapper
14777 that checks whether the table is already empty. Rename the
14778 original implementation to...
14779 (hash_table::empty_slot): ...this new private function.
14781 2016-01-15 David Malcolm <dmalcolm@redhat.com>
14783 PR diagnostic/68899
14784 * diagnostic-show-locus.c (layout::print_source_line): Move x
14785 offset of line until after call to
14786 get_line_width_without_trailing_whitespace.
14788 2016-01-15 Jeff Law <law@redhat.com>
14790 PR tree-optimization/69270
14791 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
14792 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
14793 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
14794 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
14795 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14796 ssa_name_has_boolean_range and constant_boolean_node.
14798 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
14800 PR rtl-optimization/69030
14801 * lra-spills.c (remove_pseudos): Check nrefs and make the function
14803 (spill_pseudos): Delete debug insn for dead pseudo.
14804 (lra_spill): Initiate spill_hard_reg and slots memory separately.
14806 2016-01-15 Jiong Wang <jiong.wang@arm.com>
14808 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
14810 (TYPES_UNOPUS): Likewise.
14811 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
14812 builtin type, from UNOP to UNOPUS.
14813 (lbtruncuv4sf): Likewise.
14814 (lbtruncuv2df): Likewise.
14815 (lrounduv2sf): Likewise.
14816 (lrounduv4sf): Likewise.
14817 (lrounduv2df): Likewise.
14818 (lroundusf): Likewise.
14819 (lroundusf): Likewise.
14820 (lceiluv2sf): Likewise.
14821 (lceiluv4sf): Likewise.
14822 (lceiluv2df): Likewise.
14823 (lceilusf): Likewise.
14824 (lceiludf): Likewise.
14825 (lflooruv2sf): Likewise.
14826 (lflooruv4sf): Likewise.
14827 (lflooruv2df): Likewise.
14828 (lfloorusf): Likewise.
14829 (lfloorudf): Likewise.
14830 (lfrintnuv2sf): Likewise.
14831 (lfrintnuv4sf): Likewise.
14832 (lfrintnuv2df): Likewise.
14833 (lfrintnusf): Likewise.
14834 (lfrintnudf): Likewise.
14835 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
14837 (vcvtq_u32_f32): Likewise.
14838 (vcvtq_u64_f64): Likewise.
14839 (vcvta_u32_f32): Likewise.
14840 (vcvtaq_u32_f32): Likewise.
14841 (vcvtaq_u64_f64): Likewise.
14842 (vcvtm_u32_f32): Likewise.
14843 (vcvtmq_u32_f32): Likewise.
14844 (vcvtmq_u64_f64): Likewise.
14845 (vcvtn_u32_f32): Likwise.
14846 (vcvtnq_u32_f32): Likewise.
14847 (vcvtnq_u64_f64): Likewise.
14848 (vcvtp_u32_f32): Likewise.
14849 (vcvtpq_u32_f32): Likewise.
14850 (vcvtpq_u64_f64): Likewise.
14851 (vcvtmd_u64_f64): Likewise.
14852 (vcvtms_u32_f32): Likewise.
14853 (vcvtad_u64_f64): Likewise.
14854 (vcvtas_u32_f32): Likewise.
14855 (vcvtnd_u64_f64): Likewise.
14856 (vcvtns_u32_f32): Likewise.
14857 (vcvtpd_u64_f64): Likewise.
14858 (vcvtps_u32_f32): Likewise.
14860 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14862 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
14863 CSEL of zero_extended registers.
14865 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14867 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
14868 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
14870 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14872 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
14873 false when argument string is not found in the attributes table
14876 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
14879 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
14880 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
14881 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
14882 precision estimate.
14884 2016-01-15 Richard Biener <rguenther@suse.de>
14886 PR tree-optimization/66856
14887 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
14888 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
14889 (vect_create_new_slp_node): Increment stmt reference count.
14890 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
14891 an SLP tree before swapping operands.
14892 (vect_build_slp_tree): Likewise.
14893 (destroy_bb_vec_info): Free stmt info after SLP instances.
14894 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
14895 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
14896 (STMT_VINFO_NUM_SLP_USES): New macro.
14898 2016-01-15 Richard Biener <rguenther@suse.de>
14901 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
14902 (add_linkage_name): ... here.
14903 (gen_typedef_die): Use add_linkage_name_raw instead of
14904 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
14907 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
14909 * gimplify.c (oacc_default_clause): Decode reference and pointer
14910 types for both kernels and parallel regions.
14912 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
14914 PR middle-end/69246
14915 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
14917 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14919 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
14920 (convert_scalars_to_vector): Likewise.
14922 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
14924 * doc/extend.texi (Type Traits): Fix grammar.
14926 2016-01-15 Martin Jambor <mjambor@suse.cz>
14928 * tree-inline.c (remap_decl): Use existing dclarations if
14929 remapping a type and prevent_decl_creation_for_types.
14930 (replace_locals_stmt): Do an initial remapping of non-VLA typed
14931 decls first. Do real remapping with
14932 prevent_decl_creation_for_types set.
14933 * tree-inline.h (copy_body_data): New field
14934 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
14937 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14939 * config/s390/s390.opt (mmvcle): More verbose help text.
14941 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14943 * config/s390/s390.opt: Add period to -mzvector option text.
14945 2016-01-15 Richard Biener <rguenther@suse.de>
14947 PR tree-optimization/68961
14948 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
14949 of invariants in stores again.
14951 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
14953 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
14955 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14957 * config/i386/i386.c (ix86_expand_branch): Don't split
14958 DI mode xor instruction to SI mode.
14960 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14963 * ipa-icf.c (sem_function::merge): Virtual functions may become
14964 reachable even if they address is not taken and there are no
14967 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14969 * lto-streamer-out.c (subtract_estimated_size): New function.
14970 (get_symbol_initial_value): Use it.
14972 2016-01-15 Christian Bruel <christian.bruel@st.com>
14975 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
14976 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
14977 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
14978 use add_builtin_function_ext_scope instead of add_builtin_function.
14979 (neon_set_p, neon_crypto_set_p): Remove.
14980 (arm_init_builtins): Always call arm_init_neon_builtins and
14981 arm_init_crypto_builtins.
14982 (arm_expand_builtin): Check that builtins are allowed for the arch.
14983 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
14984 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
14985 arm_init_neon_builtins call.
14987 2016-01-15 Richard Biener <rguenther@suse.de>
14989 PR tree-optimization/69117
14990 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
14991 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
14992 of the leader conservatively.
14993 (free_scc_vn): Restore original SSA name infos.
14995 2016-01-14 Jeff Law <law@redhat.com>
14997 PR tree-optimization/69270
14998 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
14999 single bit of precision, verify it's also unsigned.
15000 (record_edge_info): Use constant_boolean_node rather than fold_convert
15001 to convert boolean_true/boolean_false to the right type.
15003 2016-01-14 Richard Henderson <rth@redhat.com>
15006 * loop-doloop.c (record_reg_sets): New.
15007 (doloop_optimize): Reject the transform if the sequence
15008 clobbers registers live at the end of the loop block.
15009 (doloop_optimize_loops): Enable df_live if needed.
15011 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15013 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
15014 * config/rs6000/rs6000.c: Likewise.
15015 * config/rs6000/rs6000.h: Likewise.
15016 * config/rs6000/rs6000.md: Likewise.
15017 * doc/extend.texi: Likewsie.
15019 2016-01-14 Jeff Law <law@redhat.com>
15021 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
15024 2016-01-14 Richard Henderson <rth@redhat.com>
15028 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15029 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15030 instead of builtin_decl_declared_p to test for declaration.
15032 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15034 * doc/loop.texi (Loop Analysis and Representation): Document
15035 loop_depth function.
15037 2016-01-14 Tom de Vries <tom@codesourcery.com>
15039 PR tree-optimization/68773
15040 * omp-low.c (expand_omp_target): Don't set force_output.
15041 * varpool.c (varpool_node::get_create): Same.
15042 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15043 offload_funcs with force_output.
15045 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15048 * lra-eliminations.c (move_plus_up): Don't change anything if either
15049 the outer or inner subreg mode is not MODE_INT.
15050 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15051 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15053 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15055 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15056 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15057 reduc_uplus_@var{m}): Remove.
15058 * expr.c (expand_expr_real_2): Remove expansion path for
15059 reduc_[us](min|max|plus) optabs.
15060 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15061 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15062 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15063 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15064 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15065 reduc_[us](min|max|plus) optabs.
15067 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15069 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15070 (reduc_plus_scal_v2sf): New.
15071 (reduc_smax_v2sf): Rename to...
15072 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15073 (reduc_smin_v2sf): Rename to...
15074 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15076 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15078 * alias.c (compare_base_symbol_refs): New function.
15079 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15082 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15084 PR middle-end/68146
15085 PR tree-optimization/69155
15086 * tree-complex.c: Include cfganal.h.
15087 (phis_to_revisit): New variable.
15088 (extract_component): Add phiarg_p argument. Assert that returned
15089 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15090 (update_phi_components): Partly rewrite to use loop over real/imag
15091 components instead of code duplication. If extract_component returns
15092 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15093 create_tmp_reg into the PHI node instead, and mention the phi triplet
15094 in phis_to_revisit.
15095 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15096 in phis_to_revisit at the end.
15098 2016-01-14 Richard Biener <rguenther@suse.de>
15100 PR tree-optimization/68060
15101 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15102 outer loop reduction is only used in the inner loop before
15103 detecting a double reduction.
15105 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15108 * combine.c (expand_field_assignment): Punt if compute_mode is
15109 unsupported scalar mode.
15111 2016-01-14 Richard Biener <rguenther@suse.de>
15113 PR tree-optimization/66856
15114 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15115 SLP node only if it built successfully.
15116 (vect_analyze_slp_instance): Adjust.
15118 2016-01-14 Jeff Law <law@redhat.com>
15120 PR tree-optimization/69270
15121 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15122 (record_edge_info): Use it. Convert boolean_{true,false}_node
15123 to the type of op0.
15125 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15128 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15129 use block_ultimate_origin
15130 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15132 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15134 * doc/invoke.texi (Submodel Options): Rename section to
15135 "Machine-Dependent Options" to better reflect its content.
15136 Rewrite introductory text to remove archaic CPU names.
15139 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15141 * doc/invoke.texi (Code Gen Options): Move section up in file,
15142 before target-specific options. Update menu and option summary
15143 to reflect the new section ordering.
15145 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15147 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15148 (C++ Dialect Options): Add cross-reference to -std option.
15149 * doc/standards.texi (C++ Language): Document C++14 support.
15151 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15153 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15154 for pack/unpack functions for __ibm128.
15155 (PACK_IF): Likewise.
15156 (UNPACK_IF): Likewise.
15158 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15159 support for __ibm128 pack/unpack functions.
15160 (rs6000_invalid_builtin): Likewise.
15161 (rs6000_init_builtins): Likewise.
15162 (rs6000_opt_masks): Likewise.
15164 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15165 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15167 (RS6000_BTM_COMMON): Likewise.
15169 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15170 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15171 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15172 128-bit floating point. Add support for the double values to be
15173 in Altivec registers for TF/IF packing and unpacking, but restrict
15174 TD packing sub-fields to be FPR registers. Don't allow overlapped
15175 register support for packing. Allow pack inputs to be memory
15176 locations. Don't build generator functions for unpack<mode>_dm
15177 and unpack<mode>_nodm.
15178 (unpack<mode>_dm): Likewise.
15179 (unpack<mode>_nodm): Likewise.
15180 (pack<mode>): Likewise.
15182 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15183 built-in functions to pack/unpack explicit __ibm128 values.
15184 (__builtin_unpack_ibm128): Likewise.
15186 * doc/extend.texi (PowerPC Built-in Functions): Document
15187 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15189 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15192 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15193 Add new arg loc and pass it down as context.
15194 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15195 to the location to use for the warning.
15196 (check_function_arguments): New arg loc. All callers changed. Pass
15197 it to check_function_nonnull.
15198 * c-common.h (check_function_arguments): Adjust declaration.
15200 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15202 PR tree-optimization/69156
15203 * gimple.c (validate_type): Removed.
15204 (gimple_builtin_call_types_compatible_p): Use
15205 useless_type_conversion_p instead of validate_type.
15206 * value-prof.c (gimple_stringop_fixed_value): Fold
15207 icall_size to correct type.
15209 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15211 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15214 2016-01-13 Richard Henderson <rth@redhat.com>
15217 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15218 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15219 (ix86_builtin_tm_store): Remove.
15220 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15221 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15222 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15223 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15224 * doc/tm.texi: Rebuild.
15226 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15227 (BUILT_IN_TM_MEMCPY_RTWN): New.
15228 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15229 fallback from vector to integer helpers.
15230 (build_tm_load): Handle vector types directly, instead of
15232 (build_tm_store): Likewise.
15233 (expand_assign_tm): Prepare for register types not handled by
15234 the above. Copy them to memory and use memcpy.
15235 * tree.c (tm_define_builtin): New.
15236 (find_tm_vector_type): New.
15237 (build_tm_vector_builtins): New.
15238 (build_common_builtin_nodes): Call it.
15240 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15242 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15243 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15245 2016-01-13 Tom de Vries <tom@codesourcery.com>
15247 PR tree-optimization/69169
15248 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15249 handled_struct_type param.
15250 (create_variable_info_for, intra_create_variable_infos): Call
15251 create_variable_info_for_1 with extra arg.
15253 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15255 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15256 and "armv8.1-a+crc" entries.
15258 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15261 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15262 Change first operand predicate from register_or_constm1_operand
15263 to register_operand.
15264 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15265 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15266 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15267 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15268 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15269 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15270 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15271 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15272 comparison with constm1_rtx from vec_prefetch_gen part.
15274 2016-01-13 Richard Biener <rguenther@suse.de>
15276 PR tree-optimization/69013
15277 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15278 Exchange assert for a test.
15280 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15283 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15285 2016-01-13 Richard Biener <rguenther@suse.de>
15287 PR tree-optimization/69242
15288 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15289 assert with a check.
15291 2016-01-13 Richard Biener <rguenther@suse.de>
15293 PR tree-optimization/69186
15294 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15295 Properly guard vect_update_misalignment_for_peel call.
15297 2016-01-12 Jeff Law <law@redhat.com>
15299 PR tree-optimization/pr67755
15300 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15301 "need_profile_correction".
15302 (thread_block_1): Initialize new field to false by default. If we
15303 have multiple thread paths through a common joiner to different
15304 final targets, then set new field to true.
15305 (compute_path_counts): Only do count adjustment when it's really
15308 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15310 * doc/invoke.texi (Spec Files): Move section down in file, past
15311 all command-line option descriptions.
15313 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15315 PR middle-end/54809
15316 * doc/gty.texi: Remove documentation of mark_hook.
15317 * gengtype.c (struct write_types_data): Remove code to support
15318 mark_hook attribute.
15319 (walk_type): Likewise.
15320 (write_func_for_structure): Likewise.
15322 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15324 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15325 Directory Options, and -specs= to Overall Options.
15326 (Overall Options): Adjust similarly. Reorder to group related
15327 options together. Make -specs= cross-reference the spec file details.
15328 (Directory Options): Adjust similarly.
15330 2016-01-12 Jeff Law <law@redhat.com>
15332 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15334 2016-01-12 Olivier Hainque <hainque@adacore.com>
15336 * gcc.c (spec_undefvar_allowed): New global.
15337 (process_command): Set to true when running for --version or --help,
15339 (getenv_spec_function): When the variable is not defined, use the
15340 variable name as the variable value if we're allowed not to issue
15343 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15345 PR tree-optimization/68911
15346 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15347 information computed for expression "init + nit * step".
15349 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15351 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15352 about name of GCC executable. Remove deleted node from menu.
15353 (Directory Options) <-B>: Remove cross-reference to deleted node.
15354 (Target Options): Delete section.
15356 2016-01-12 Christian Bruel <christian.bruel@st.com>
15359 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15360 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15362 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15365 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15366 aligned_mem is properly set for AVX512-VL floating point masked
15370 * ifcvt.c (cond_exec_process_if_block): When removing the last
15371 insn from then_bb, remove also any possible barriers that follow it.
15373 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15377 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15378 (PTRDIFF_TYPE): Likewise.
15379 (WCHAR_TYPE): Likewise.
15380 (WCHAR_TYPE_SIZE): Likewise.
15381 (STDINT_LONG32): Likewise.
15383 2016-01-12 Richard Biener <rguenther@suse.de>
15385 PR tree-optimization/69053
15386 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15387 convert initial value for cond reductions.
15389 2016-01-12 Richard Biener <rguenther@suse.de>
15391 PR tree-optimization/69007
15392 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15393 widen_sum after dot_prod and sad.
15395 2016-01-12 Richard Biener <rguenther@suse.de>
15397 PR tree-optimization/69168
15398 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15399 pattern stmt SLP type.
15400 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15401 end up unused so cope with that case.
15403 2016-01-12 Richard Biener <rguenther@suse.de>
15405 PR tree-optimization/69157
15406 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15407 stmts def type only during analyze phase.
15408 (vectorizable_call): Likewise.
15409 (vectorizable_simd_clone_call): Likewise.
15410 (vectorizable_conversion): Likewise.
15411 (vectorizable_assignment): Likewise.
15412 (vectorizable_shift): Likewise.
15413 (vectorizable_operation): Likewise.
15414 (vectorizable_store): Likewise.
15415 (vectorizable_load): Likewise.
15417 2016-01-12 Richard Biener <rguenther@suse.de>
15419 PR tree-optimization/69174
15420 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15422 (vectorizable_load): Properly compute the number of loads needed
15423 for permuted strided SLP loads and do not spuriously assign
15424 to SLP_TREE_VEC_STMTS.
15426 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15428 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15429 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15430 (MD_EXEC_PREFIX): Remove.
15431 (MD_STARTFILE_PREFIX) Removee.
15432 (FILE_NAME_ABSOLUTE_P): Remove.
15433 (CPP_SPEC): Do not read macros from sys/version.h.
15434 (LINK_COMMAND_SPEC): Remove.
15435 (LOCAL_INCLUDE_DIR): Remove.
15436 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15437 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15438 (POST_LINK_SPEC): Define to invoke stubify after linker
15439 (LIBSTDCXX): Remove define
15440 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15441 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15442 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15443 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15444 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15445 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15446 (i386_djgpp_asm_named_section): Add propotype of new procedure
15448 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15449 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15450 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15451 in config/i386/djgpp.h).
15452 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15453 STANDARD_STARTFILE_PREFIX_1.
15454 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15455 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15456 installation errors.
15457 (MAX_OFILE_ALIGNMENT): Define to 128.
15458 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15460 * config/i386/djgpp.c: New file. Add implementation of
15461 i386_djgpp_asm_named_section.
15463 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15465 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15466 Add rule for building djgpp.o.
15468 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15470 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15471 (rtx_is_swappable_p): Reductions are swappable.
15472 (insn_is_swappable_p): V2DF reductions are swappable.
15474 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15476 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15477 reloads for other unsupported memory operands.
15479 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15480 Jim Wilson <jim.wilson@linaro.org>
15483 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15484 copy_to_mode_reg instead of force_reg.
15486 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15489 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15490 TARGET_80387 is true.
15492 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15495 * lra-eliminations.c (move_plus_up): Only move plus up
15496 if subreg of the constant can be simplified into constant
15497 and use the simplified subreg of the constant instead of
15498 the original constant.
15500 * fold-const.c (fold_convertible_p): Don't return true
15501 for conversion of VECTOR_TYPE to same sized integral type.
15502 (fold_convert_loc): Fix up formatting. Fold conversion of
15503 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15504 instead of NOP_EXPR.
15506 PR tree-optimization/69214
15507 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15508 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15511 PR tree-optimization/69207
15512 * tree-vect-slp.c (vect_get_constant_vectors): For
15513 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15514 fold_convertible_p to vector_type's element type, and always
15515 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15517 2016-01-11 Richard Biener <rguenther@suse.de>
15519 PR tree-optimization/69173
15520 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15521 fixup the cycle if all stmts are in a pattern.
15523 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15525 PR middle-end/68999
15526 * alias.c (base_alias_check): Move check for addresses with
15527 alignment ANDs before the call for compare_base_decls.
15528 (memrefs_conflict_p): Return -1 for different decls
15529 that went through alignment adjustments.
15531 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15533 PR rtl-optimization/68796
15534 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15535 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15536 and QImode comparisons against zero with CC_NZmode.
15537 * config/aarch64/iterators.md (short_mask): New mode_attr.
15539 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15541 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15542 (<avx512>_store<mode>_mask): Likewise.
15544 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15545 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15547 PR rtl-optimization/68841
15548 * ifcvt.c (struct noce_if_info): Add orig_x field.
15549 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15550 Don't record conflicts on to_rename if it's present.
15551 Allow memory destinations in sets.
15552 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15553 blocks, passing orig_x to the checks.
15554 (noce_process_if_block): Set if_info->orig_x appropriately.
15556 2016-01-11 Tom de Vries <tom@codesourcery.com>
15558 PR tree-optimization/69069
15559 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15561 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15563 PR rtl-optimization/68920
15564 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15565 of conditional moves for RTL if-conversion to 1 for
15566 TARGET_ONE_IF_CONV_INSN.
15567 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15568 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15569 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15570 parameter to restirct number of conditional moves for
15572 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
15573 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
15576 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
15579 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
15580 onepart vars. Fix typo in comment. Fix reversed condition in
15582 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
15585 * var-tracking.c (dump_onepart_variable_differences): New.
15586 (dataflow_set_different): If a detailed dump is requested,
15587 delay early returns and dump differences between onepart
15588 variables present before and after, and added variables.
15590 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15593 * expr.c (expand_expr_real_1): For boolean vector constants
15594 with a scalar mode use const_scalar_mask_from_tree.
15595 (const_scalar_mask_from_tree): New.
15596 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
15597 assigned to a mask type to handle constants.
15599 2016-01-11 Martin Jambor <mjambor@suse.cz>
15602 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
15603 useless parameters if we cannot change function signature.
15605 2016-01-11 Martin Jambor <mjambor@suse.cz>
15608 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
15611 2016-01-11 Tom de Vries <tom@codesourcery.com>
15613 PR tree-optimization/69109
15614 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
15617 2016-01-11 Tom de Vries <tom@codesourcery.com>
15619 PR tree-optimization/69108
15620 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
15621 res is not used in a phi.
15623 2016-01-11 Yury Gribov <y.gribov@samsung.com>
15626 * common.opt (frandom-seed): Fix parameter name.
15627 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
15629 2016-01-11 Tom de Vries <tom@codesourcery.com>
15631 PR tree-optimization/69058
15632 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
15635 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
15637 * config/arc/arc.opt (mdiv-rem): Add period to the end.
15638 (mcode-density): Likewise.
15640 2016-01-10 Tom de Vries <tom@codesourcery.com>
15642 PR tree-optimization/69062
15643 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
15644 (parallelize_loops): Don't paralelize loop that has phi with address
15647 2016-01-10 Tom de Vries <tom@codesourcery.com>
15649 PR tree-optimization/69039
15650 * tree-parloops.c (try_create_reduction_list): Only allow single exit
15653 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
15655 PR middle-end/68743
15656 * match.pd: Require target has function_c99_misc before doing
15657 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
15659 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
15661 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
15663 * configure: Regenerate.
15665 2016-01-09 Jakub Jelinek <jakub@redhat.com>
15667 PR middle-end/50865
15668 PR tree-optimization/69097
15669 * fold-const.h (expr_not_equal_to): New prototype.
15670 * fold-const.c: Include stringpool.h and tree-ssanames.h.
15671 (expr_not_equal_to): New function.
15672 * match.pd (X % -Y is the same as X % Y): Don't optimize
15673 unless X is known not to be equal to minimum or Y is known
15674 not to be equal to -1.
15675 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
15676 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
15677 (simplify_stmt_using_ranges): Adjust caller.
15678 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
15679 substitute_and_fold.
15681 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
15683 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
15686 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15688 PR tree-optimization/69167
15689 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
15690 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
15692 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
15694 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15695 Richard Biener <rguenther@suse.de>
15697 PR tree-optimization/68707
15698 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
15699 instances that can be handled via vect_load_lanes.
15701 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
15703 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
15704 if we can't determine address equivalence.
15705 * alias.c (compare_base_decl): Update for changed return value of
15706 symtab_node::equal_address_to.
15708 2016-01-08 Jason Merrill <jason@redhat.com>
15712 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
15713 * expr.c (store_field): Not here.
15714 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
15715 call with TREE_ADDRESSABLE type.
15716 * tree-cfg.c (verify_gimple_call): Adjust.
15718 2016-01-08 Olivier Hainque <hainque@adacore.com>
15720 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
15723 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15725 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
15726 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
15727 (reduc_smin_v2sf): Rename to...
15728 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
15729 (reduc_splus_v2sf): Rename to...
15730 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
15732 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15734 PR tree-optimization/69162
15735 * gimplify.c (gimplify_va_arg_expr): Encode original type of
15736 valist argument in another argument.
15737 (gimplify_modify_expr): Adjust for the above change. Cleanup.
15738 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
15739 to determine the va_list type, build a MEM_REF instead of
15740 build_fold_indirect_ref.
15742 PR tree-optimization/69172
15743 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
15746 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
15748 PR tree-optimization/67781
15749 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
15750 and cmpnop in two steps: first the ones not accessed in original
15751 gimple expression in a endian independent way and then the ones not
15752 accessed in the final result in an endian-specific way.
15754 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15756 PR tree-optimization/69083
15757 * tree-vect-slp.c (vect_get_constant_vectors): For
15758 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
15759 element type. If op is fold_convertible_p to vector_type's element
15760 type, use NOP_EXPR instead of VCE.
15762 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
15764 PR rtl-optimization/67778
15765 PR rtl-optimization/68634
15766 PR rtl-optimization/68909
15767 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
15768 block from the stack until done with it. Remove a superfluous
15769 bitmap set. Remove a superfluous bitmap test.
15771 2016-01-07 Martin Sebor <msebor@redhat.com>
15774 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
15775 constraint on the type of arguments.
15777 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
15779 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
15780 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
15781 unaligned_access on the gcc_options set.
15782 * config/arm/arm.c (arm_option_override_internal): Use
15783 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
15785 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15788 * config/i386/i386.c (ix86_frame_pointer_required): Enable
15789 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
15791 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15794 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15797 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15798 depending on frame_pointer_needed before remaining integer and SSE
15799 registers are saved.
15801 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
15804 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
15806 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
15809 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
15810 Use the "xBm" constraint.
15811 (float<sseintvecmodelower><mode>2<mask_name><round_name):
15813 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
15814 (sse_cvtsi2ssq<round_name>): Likewise.
15815 (sse_cvtss2si<round_name>): Likewise.
15816 (sse_cvtss2siq<round_name>): Likewise.
15817 (sse2_cvtsi2sdq<round_name>): Likewise.
15818 (sse2_cvtsd2si<round_name>): Likewise.
15819 (sse2_cvtsd2siq<round_name>): Likewise.
15820 * config/i386/subst.md (round_nimm_scalar_predicate): New
15823 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
15825 PR middle-end/67639
15826 * varasm.c (make_decl_rtl): Mark invalid register vars as
15829 PR rtl-optimization/66206
15830 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
15831 All callers changed.
15833 2016-01-07 Jakub Jelinek <jakub@redhat.com>
15835 PR tree-optimization/69141
15836 * tree-ssa-pre.c: Include langhooks.h.
15837 (eliminate_dom_walker::before_dom_children): Use
15838 lang_hooks.decl_printable_name instead of
15839 cgraph_node::get ()->name ().
15841 PR middle-end/68960
15842 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
15843 it and DECL_ALIGN too.
15845 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
15847 * config/mips/mips-ftypes.def: Sort to lexicographical order.
15849 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15852 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15853 depending on frame_pointer_needed before remaining integer and SSE
15854 registers are saved.
15856 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15858 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
15859 mode iterator with VSX_M2.
15860 (*p9_vecstore_<mode>): Likewise.
15861 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
15862 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
15863 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
15864 (define_split for VSX_LE128 stores): Likewise.
15865 (define_peephole2 for TImode LE swaps): Likewise.
15866 (define_split for VSX_LE128 post-reload stores): Likewise.
15868 2016-01-06 Marek Polacek <polacek@redhat.com>
15871 * convert.c (convert_to_integer_1): Adjust call to
15872 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
15873 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
15874 EXPR instead of ARG.
15875 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
15877 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15880 * doc/extend.texi (RL78 Variable Attributes): New section.
15882 2016-01-05 Marek Polacek <polacek@redhat.com>
15885 * builtins.c (get_memmodel): Use expansion point location rather than
15886 the input location. Call warning_at rather than warning.
15887 (expand_builtin_atomic_compare_exchange): Likewise.
15888 (expand_builtin_atomic_load): Likewise.
15889 (expand_builtin_atomic_store): Likewise.
15890 (expand_builtin_atomic_clear): Likewise.
15892 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15895 * config/i386/i386.c (ix86_expand_vector_logical_operator):
15896 Replace nonimmediate_operand with vector_operand.
15897 * config/i386/predicates.md (vector_operand): New predicate.
15898 (general_vector_operand): Replace nonimmediate_operand with
15900 * config/i386/sse.md: Replace nonimmediate_operand with
15901 vector_operand and m constraint with Bm constraint on SSE
15902 patterns with 16-byte memory operand.
15903 * config/i386/subst.md (round_nimm_predicate): Replace
15904 nonimmediate_operand with vector_operand.
15905 (round_saeonly_nimm_predicate): Likewise.
15906 (round_saeonly_nimm_scalar_predicate): New.
15908 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15911 * config/i386/constraints.md (Bm): New constraint.
15912 * config/i386/predicates.md (vector_memory_operand): New
15914 * config/i386/sse.md: Replace xm with xBm in plusminus and
15915 any_logic patterns.
15917 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15920 * doc/extend.texi (V850 Function Attributes): New section.
15921 (V850 Variable Attributes): New section.
15923 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15926 * doc/extend.texi (MicroBlaze Function Attributes): Document
15927 interrupt_handler and fast_interrupt attributes.
15929 2016-01-05 Sergei Trofimovich <siarheit@google.com>
15932 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
15933 for local symbolic operands.
15934 * config/ia64/predicates.md (local_symbolic_operand64): New
15937 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15939 PR rtl-optimization/68651
15940 * combine.c (combine_simplify_rtx): Canonicalize x + x into
15943 2016-01-05 Nathan Sidwell <nathan@acm.org>
15945 * alias.c (compare_base_decls): Use symtab_node::get.
15947 2016-01-05 Nick Clifton <nickc@redhat.com>
15950 * ira-costs.c (copy_cost): Initialise the t_icode field of the
15951 secondary_reload_info structure.
15954 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
15955 decls if weak support is available.
15957 2016-01-04 Martin Sebor <msebor@redhat.com>
15959 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
15961 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15963 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15964 OPTION_MASK_P9_DFORM.
15966 * config/rs6000/constraints.md (wo constraint): New constraint for
15969 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
15971 (rs6000_init_hard_regno_mode_ok): Likewise.
15973 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
15976 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
15977 expanders not to have constraints. Add support for ISA 3.0 xxperm
15978 instruction. Add support for fusing xxlor with xxperm.
15979 (altivec_vperm_<mode>_internal): Likewise.
15980 (altivec_vperm_v8hiv16qi): Likewise.
15981 (altivec_vperm_<mode>v16q): Likewise.
15982 (altivec_vperm_<mode>_uns): Likewise.
15983 (vperm_v8hiv4si): Likewise.
15984 (vperm_v16qiv8hi): Likewise.
15986 * doc/md.texi (RS/6000 constraints): Document wo constraint.
15988 2016-01-04 Jakub Jelinek <jakub@redhat.com>
15990 Update copyright years.
15992 * gcc.c (process_command): Update copyright notice dates.
15993 * gcov-dump.c (print_version): Ditto.
15994 * gcov.c (print_version): Ditto.
15995 * gcov-tool.c (print_version): Ditto.
15996 * gengtype.c (create_file): Ditto.
15997 * doc/cpp.texi: Bump @copying's copyright year.
15998 * doc/cppinternals.texi: Ditto.
15999 * doc/gcc.texi: Ditto.
16000 * doc/gccint.texi: Ditto.
16001 * doc/gcov.texi: Ditto.
16002 * doc/install.texi: Ditto.
16003 * doc/invoke.texi: Ditto.
16005 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16007 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
16008 modes larger than TImode as TImode if NEON is not enabled.
16010 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16013 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
16014 mode for %f0-%f31 only if TARGET_FPU.
16016 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16019 * config/sparc/sparc.c (scan_record_type): Take into account subfields
16020 to compute the PACKED_P predicate.
16021 (function_arg_record_value): Minor tweaks.
16023 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16025 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16026 option for arm*-*-* targets.
16028 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16030 * doc/extend.texi (Common Function Attributes): Move docs for
16031 MSP430-specific attributes to....
16032 (MSP430 Function Attributes): ...here. Delete the redundant
16033 entries and copy-edit the remaining text.
16034 (MSP430 Variable Attributes): Use uniform format for index
16035 entries and add a cross-reference to the corresponding function
16038 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16040 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16042 (x86 Options): Likewise.
16044 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16048 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16049 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16050 to corresponding attribute.
16052 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16054 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16055 to correct alphabetization of table. Copy-edit and correct
16057 <stack_protect>: Likewise.
16058 <target_clones>: Likewise.
16060 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16061 Correct punctuation.
16062 (Code Gen Options) <-fno-plt>: Copy-edit.
16064 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16067 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16068 SI values. Explicitly convert SI to DI and vice-versa.
16070 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16072 PR tree-optimization/69070
16073 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16074 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16077 * ubsan.c (ubsan_instrument_float_cast): Call
16078 initialize_sanitizer_builtins.
16081 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16083 Copyright (C) 2016 Free Software Foundation, Inc.
16085 Copying and distribution of this file, with or without modification,
16086 are permitted in any medium without royalty provided the copyright
16087 notice and this notice are preserved.