1 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
4 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
5 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
7 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
9 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
11 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
14 * reload1.c (reload): Pass 0 to finish_spills when called because
15 update_eliminables_and_spill returns true and remove did_spill.
16 (finish_spills): Adjust comment and document GLOBAL parameter.
18 2016-06-17 DJ Delorie <dj@redhat.com>
21 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
22 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
23 (umulqihi3_virt): Likewise.
24 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
25 (umulqihi3_real): Likewise.
27 2016-06-17 Martin Liska <mliska@suse.cz>
29 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
31 2016-06-17 Martin Liska <mliska@suse.cz>
33 * predict.def: PRED_LOOP_EXIT from 92 to 85.
35 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
37 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
39 (vaddq_f32): Likewise.
41 (vmulq_f32): Likewise.
43 (vsubq_f32): Likewise.
45 2016-06-17 Bin Cheng <bin.cheng@arm.com>
47 PR tree-optimization/71347
48 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
49 cost for all uses in group.
51 2016-06-17 Bin Cheng <bin.cheng@arm.com>
53 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
54 insert gimple seq if it's not empty.
56 2016-06-17 Bin Cheng <bin.cheng@arm.com>
58 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
60 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
62 (comp_dr_with_seg_len_pair): Ditto.
63 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
64 struct dr_with_seg_len_pair against DR_OFFSET.
65 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
68 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
70 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
72 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
74 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
75 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
76 (pa_output_millicode_call): Likewise.
77 (pa_output_call): Likewise.
78 (pa_output_indirect_call): Likewise.
79 (pa_asm_output_mi_thunk): Likewise.
81 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
83 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
85 2016-06-16 Martin Liska <mliska@suse.cz>
87 * predict.c (combine_predictions_for_insn): When we find a first
88 match predictor, we should consider just predictors with
89 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
91 (combine_predictions_for_bb): Likewise.
93 2016-06-16 Jakub Jelinek <jakub@redhat.com>
95 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
96 with base of reference to struct.
98 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
100 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
102 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
104 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
105 progmem_swtable_section.
106 (progmem_swtable_section): Remove.
107 (avr_asm_function_rodata_section): Remove.
108 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
109 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
111 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
113 * config/i386/driver-i386.c (host_detect_local_cpu): Set
114 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
115 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
116 signature_CENTAUR_ebx.
117 * config/i386/i386.c (ix86_option_override_internal): Add
118 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
119 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
120 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
122 2016-06-16 Martin Liska <mliska@suse.cz>
124 * predict.def: Add fortran loop preheader predictor.
125 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
126 fold IFN_BUILTIN_EXPECT with a known constant argument.
128 2016-06-16 Martin Liska <mliska@suse.cz>
130 * predict.def: Add 'Fortran' to display text of all
131 PRED_FORTRAN_* predictors.
133 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
136 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
137 [IA64_BUILTIN_NANSQ]: Ditto.
138 (ia64_fold_builtin): New function.
139 (TARGET_FOLD_BUILTIN): New define.
140 (ia64_init_builtins) Declare const_string_type node.
141 Add __builtin_nanq and __builtin_nansq builtin functions.
142 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
144 2016-06-16 Nick Clifton <nickc@redhat.com>
146 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
147 MSP430_HWMULT_ prefix to enum values.
148 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
149 * config/msp430/msp430.c: Update use of enum values.
150 * config/msp430/msp430.md: Likewise.
151 * config/msp430/msp430.opt: Likewise.
153 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
155 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
156 of comparsions in the last iteration.
158 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
159 Joern Rennecke <joern.rennecke@embecosm.com>
161 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
163 (arc_needs_pcl_p): Add GOTOFFPC.
164 (arc_legitimate_pic_addr_p): Likewise.
165 (arc_output_pic_addr_const): Likewise.
166 (arc_legitimize_pic_address): Generate a pc-relative address using
168 (arc_output_libcall): Use @pcl syntax.
169 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
170 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
171 (*movsi_insn): Use @pcl syntax.
172 (doloop_begin_i): Likewise.
174 2016-06-16 Martin Liska <mliska@suse.cz>
176 * predict.def: Define a new predictor.
178 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
180 * config/arc/arc.opt (mtp-regno): Update text.
182 2016-06-16 Renlin Li <renlin.li@arm.com>
184 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
186 2016-06-16 Jakub Jelinek <jakub@redhat.com>
189 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
190 (setcc + and peephole2): Likewise.
192 PR rtl-optimization/71532
193 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
196 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
198 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
199 DImode constants with XXSPLTIB in vector registers.
200 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
201 vsx_extract_<mode>_internal{1,2} into a single insn that handles
202 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
203 extraction of the element at the top of the register as a scalar
205 (vsx_extract_<mode>_internal1): Likewise.
206 (vsx_extract_<mode>_internal2): Likewise.
207 * config/rs6000/constraints.md (wi constraint): Remove a comment
208 about DImode not being allowed in Altivec registers.
209 (wB constraint): New constraint for constants that can be
210 generated in Altivec registers with VSPLTISW/VUPKHSW.
211 * config/rs6000/predicates.md (xxspltib_constant_split): Update
213 (xxspltib_constant_nosplit): Likewise.
214 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
215 support for -mupper-regs-di to enable DImode to go into Altivec
217 (POWERPC_MASKS): Likewise.
218 (power7 cpu): Likewise.
219 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
220 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
221 for DImode being allowed in Altivec registers. Update wi/wj
222 constraints. Set scalar_in_vmx_p flag.
223 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
224 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
225 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
226 (rs6000_opt_masks): Add -mupper-regs-di.
227 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
228 direct move to use wi and not wj.
230 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
232 (floatunssi<mode>2_lfiwzx_mem): Likewise.
233 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
234 any VSX register, instead of just Altivec registers, to allow
235 either operand to be an Altivec register or both.
236 (fixuns_trunc<mode>di2_fctiduz): Likewise.
237 (movdi_internal32): Add support for -mupper-regs-di. Add support
238 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
239 the alternatives and attributes to be lined up to be easier to
241 (movdi_internal64): Likewise.
242 (64-bit DImode splitters): Change predicates to only split loading
243 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
244 load constants in ISA 3.0 or ISA 2.07 respectively.
245 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
246 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
247 mention -mcpu=power9 sets these options.
248 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
251 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
254 * config/avr/avr.c (avr_set_current_function): Warn misspelled
255 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
256 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
257 by default to warn misspelled interrupt/ signal handler.
258 * doc/invoke.texi (AVR Options): Document it. Update description
259 for -nodevicelib option.
261 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
263 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
264 up parentheses. Use GET_MODE_UNIT_BITSIZE.
265 (aarch64_<sur>shll2_n<mode>): Likewise.
267 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
270 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
271 DECL_CONTEXT for copied arguments.
273 2016-06-15 Alan Hayward <alan.hayward@arm.com>
275 PR tree-optimization/71483
276 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
279 2016-06-15 Martin Liska <mliska@suse.cz>
281 * predict.c (tree_predict_by_opcode): Call predict_edge_def
282 instead of predict_edge w/o a probability.
284 2016-06-15 Alan Hayward <alan.hayward@arm.com>
286 PR tree-optimization/71439
287 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
290 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
292 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
293 register subregs in SET_SRC.
295 2016-06-15 Richard Biener <rguenther@suse.de>
297 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
300 2016-06-15 Richard Biener <rguenther@suse.de>
302 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
303 not consider dependences between accesses that belong to the
305 (vect_analyze_data_ref_dependences): Do not analyze read-read
308 2016-06-14 David Malcolm <dmalcolm@redhat.com>
310 * spellcheck-tree.c: Include spellcheck-tree.h rather than
312 (find_closest_identifier): Reimplement in terms of
313 best_match<tree,tree>.
314 * spellcheck-tree.h: New file.
315 * spellcheck.c (struct edit_distance_traits<const char *>): New
317 (find_closest_string): Reimplement in terms of
318 best_match<const char *, const char *>.
319 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
320 overload to spellcheck-tree.h.
321 (find_closest_identifier): Likewise.
322 (struct edit_distance_traits<T>): New template.
323 (class best_match): New class.
325 2016-06-14 David Malcolm <dmalcolm@redhat.com>
327 * selftest-run-tests.c (selftest::run_tests): Call
328 selftest::spellcheck_tree_c_tests.
329 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
330 * spellcheck-tree.c: Include selftest.h and stringpool.h.
331 (selftest::test_find_closest_identifier): New function.
332 (selftest::spellcheck_tree_c_tests): New function.
333 * spellcheck.c (selftest::test_find_closest_string): Verify that
334 the order of the vec does not affect the results for this case.
335 (selftest::test_data): New array.
336 (selftest::test_metric_conditions): New function.
337 (selftest::spellcheck_c_tests): Add a test of case-comparison.
338 Call selftest::test_metric_conditions.
340 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
342 * config/rs6000/rs6000-builtin.def (commentary): Typo.
343 (BU_P9_MISC_1): Likewise.
344 (BU_P9_64BIT_MISC_0): Likewise.
345 (BU_P9_MISC_0): Likewise.
347 2016-06-14 David Malcolm <dmalcolm@redhat.com>
349 * gcc-rich-location.c
350 (gcc_rich_location::add_fixit_misspelled_id): New method.
351 * gcc-rich-location.h
352 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
354 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
356 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
357 FreeBSD 11 and above.
359 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
361 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
363 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
365 * expmed.h: Close parenthesis in "at your option" in copyright
367 * lower-subreg.h: Likewise.
369 2016-06-14 Richard Biener <rguenther@suse.de>
372 * genmatch.c (expr::gen_transform): Use in_type for comparisons
375 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
377 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
379 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
381 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
383 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
384 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
386 2016-06-14 Richard Biener <rguenther@suse.de>
388 PR tree-optimization/71522
389 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
390 copying into float copying.
392 2016-06-14 Jakub Jelinek <jakub@redhat.com>
394 PR tree-optimization/71520
395 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
396 (replace_block_by): Move user labels from bb1 to bb2.
398 2016-06-14 Richard Biener <rguenther@suse.de>
402 * expr.h (get_bit_range): Declare.
403 * expr.c (get_bit_range): Export.
404 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
405 word_mode again to constrain the bitfield access.
407 2016-06-14 Richard Biener <rguenther@suse.de>
409 PR tree-optimization/71521
410 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
411 division int_const_binop against zero divisor.
413 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/i386.md (signbittf2): New expander.
416 * config/i386/sse.md (ptesttf2): New insn pattern.
418 2016-06-13 David Malcolm <dmalcolm@redhat.com>
421 * input.c (selftest::test_reading_source_line): Avoid reading from
422 __FILE__ by creating a tempfile with known content and reading
425 2016-06-13 David Malcolm <dmalcolm@redhat.com>
427 * pretty-print.c (assert_pp_format_colored): Skip the test if
429 (test_pp_format): Remove comment about GCC_COLORS.
431 2016-06-13 David Malcolm <dmalcolm@redhat.com>
433 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
434 * pretty-print.c (assert_pp_format_va): Add location param and use
435 it with ASSERT_STREQ_AT.
436 (assert_pp_format): Add location param and pass it to
438 (assert_pp_format_colored): Likewise.
439 (ASSERT_PP_FORMAT_1): New.
440 (ASSERT_PP_FORMAT_2): New.
441 (ASSERT_PP_FORMAT_3): New.
442 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
443 explicitly, or implicitly via the above macros.
444 * selftest.c (selftest::pass): Use a selftest::location rather
446 (selftest::fail): Likewise. Print the function name.
447 (selftest::fail_formatted): Likewise.
448 (selftest::assert_streq): Use a selftest::location rather than
450 * selftest.h (selftest::location): New struct.
451 (SELFTEST_LOCATION): New macro.
452 (selftest::pass): Accept a const location & rather than file
454 (selftest::fail): Likewise.
455 (selftest::fail_formatted): Likewise.
456 (selftest::assert_streq): Likewise.
457 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
458 (ASSERT_FALSE): Likewise.
459 (ASSERT_EQ): Likewise.
460 (ASSERT_NE): Likewise.
461 (ASSERT_STREQ): Likewise.
462 (ASSERT_PRED1): Likewise.
463 (ASSERT_STREQ_AT): New macro.
465 2016-06-13 David Malcolm <dmalcolm@redhat.com>
467 * selftest.c (selftest::fail_formatted): New function.
468 (selftest::assert_streq): New function.
469 * selftest.h (selftests::fail_formatted): New decl.
470 (selftest::assert_streq): New decl.
471 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
473 2016-06-13 Jeff Law <law@redhat.com>
475 PR tree-optimization/71403
476 * tree-ssa-threadbackward.c
477 (convert_and_register_jump_thread_path): No longer accept reference
478 to path. Do not pop items off the path anymore.
479 (fsm_find_control_statement_thread_paths): Do not allow threading
480 to a deeper loop nest. Pop the last item off the path here rather
481 than in convert_and_register_jump_thread_path.
483 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
484 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
486 [AArch64] Emit division using the Newton series
488 * config/aarch64/aarch64-protos.h
489 (cpu_approx_modes): Add new member "division".
490 (aarch64_emit_approx_div): Declare new function.
491 * config/aarch64/aarch64.c
492 (generic_approx_modes): New member "division".
493 (exynosm1_approx_modes): Likewise.
494 (xgene1_approx_modes): Likewise.
495 (aarch64_emit_approx_div): Define new function.
496 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
497 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
498 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
499 * doc/invoke.texi (-mlow-precision-div): Describe new option.
501 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
502 Wilco Dijkstra <wilco.dijkstra@arm.com>
504 [AArch64] Emit square root using the Newton series
506 * config/aarch64/aarch64-protos.h
507 (aarch64_emit_approx_rsqrt): Replace with new function
508 "aarch64_emit_approx_sqrt".
509 (cpu_approx_modes): New member "sqrt".
510 * config/aarch64/aarch64.c
511 (generic_approx_modes): New member "sqrt".
512 (exynosm1_approx_modes): Likewise.
513 (xgene1_approx_modes): Likewise.
514 (aarch64_emit_approx_rsqrt): Replace with new function
515 "aarch64_emit_approx_sqrt".
516 (aarch64_override_options_after_change_1): Handle new option.
517 * config/aarch64/aarch64-simd.md
518 (rsqrt<mode>2): Use new function instead.
519 (sqrt<mode>2): New expansion and insn definitions.
520 * config/aarch64/aarch64.md: Likewise.
521 * config/aarch64/aarch64.opt
522 (mlow-precision-sqrt): Add new option description.
523 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
525 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
527 [AArch64] Add more choices for the reciprocal square root approximation
529 Allow a target to prefer such operation depending on the operation mode.
531 * config/aarch64/aarch64-protos.h
532 (AARCH64_APPROX_MODE): New macro.
533 (AARCH64_APPROX_{NONE,ALL}): Likewise.
534 (cpu_approx_modes): New structure.
535 (tune_params): New member "approx_modes".
536 * config/aarch64/aarch64-tuning-flags.def
537 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
538 * config/aarch64/aarch64.c
539 (generic_approx_modes): New core "cpu_approx_modes" structure.
540 (exynosm1_approx_modes): Likewise.
541 (xgene1_approx_modes): Likewise.
542 (generic_tunings): New member "approx_modes".
543 (cortexa35_tunings): Likewise.
544 (cortexa53_tunings): Likewise.
545 (cortexa57_tunings): Likewise.
546 (cortexa72_tunings): Likewise.
547 (exynosm1_tunings): Likewise.
548 (thunderx_tunings): Likewise.
549 (xgene1_tunings): Likewise.
550 (use_rsqrt_p): New argument for the mode and use new member from
552 (aarch64_builtin_reciprocal): Devise mode from builtin.
553 (aarch64_optab_supported_p): New argument for the mode.
554 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
556 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
558 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
559 RS6000_BTM_MODULO flag into the set of flags that are considered
560 to be part of the common configuration.
562 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
564 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
566 (vec_absdb): New macro for vector absolute difference unsigned
568 (vec_absdh): New macro for vector absolute difference unsigned
570 (vec_absdw): New macro for vector absolute difference unsigned word.
571 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
572 (vadu<mode>3): New insn.
573 (*p9_vadu<mode>3): New insn.
574 * config/rs6000/rs6000-builtin.def (vadub): New built-in
576 (vaduh): New built-in definition.
577 (vaduw): New built-in definition.
578 (vadu): New overloaded built-in definition.
579 (vadub): New overloaded built-in definition.
580 (vaduh): New overloaded built-in definition.
581 (vaduw): New overloaded built-in definition.
582 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
583 overloaded vector absolute difference unsigned functions.
584 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
585 the ISA 3.0 vector absolute difference unsigned built-in functions.
587 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
589 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
590 update shared_lookup_references only once after changing operands.
592 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
595 * tree-nested.c (convert_nonlocal_omp_clauses)
596 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
598 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
599 * tree.def (CASE_LABEL_EXPR): Likewise.
601 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
604 * input.c (test_builtins): Fix an assertion.
606 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
608 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
611 (isinf<mode>2): Ditto.
613 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
615 * ggc-tests.c (test_finalization): Only test need_finalization_p
616 for GCC_VERSION >= 4003.
618 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
620 * config/s390/vecintrin.h: Fix file description in comment.
622 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
624 * config/s390/s390-builtin-types.def: Change builtin type naming
625 scheme to match builtin-types.def.
627 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
629 * fold-const.c (optimize_minmax_comparison): Remove.
630 (fold_comparison): Remove call to the above.
631 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
634 2016-06-13 Alan Hayward <alan.hayward@arm.com>
636 PR tree-optimization/71416
637 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
640 2016-06-13 Martin Liska <mliska@suse.cz>
642 * predict.c (enum predictor_reason): Prefix enum with REASON_.
643 (combine_predictions_for_insn): Likewise.
644 (prune_predictions_for_bb): Likewise.
645 (combine_predictions_for_bb): Likewise.
647 2016-06-13 Richard Biener <rguenther@suse.de>
649 PR tree-optimization/71505
650 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
651 assert match comment.
653 2016-06-13 Marek Polacek <polacek@redhat.com>
656 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
657 gimplify_switch_expr.
658 (warn_switch_unreachable_r): New function.
660 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
663 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
666 2016-06-13 Richard Biener <rguenther@suse.de>
669 * fold-const.c (fold_unary_loc): Preserve alignment when
670 folding a VIEW_CONVERT_EXPR into a MEM_REF.
672 2016-06-13 Martin Liska <mliska@suse.cz>
675 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
676 w/ -fsanitize=bounds.
678 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
680 * config/i386/i386.c (ix86_init_builtins): Calculate
681 FLOAT128_FTYPE_CONST_STRING function type only once.
682 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
683 built-in functions are available for x86-32 and x86-64 targets.
685 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
688 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
690 (FLOAT128_FTYPE_CONST_STRING): New function type.
691 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
692 [IX86_BUILTIN_NANSQ]: Ditto.
693 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
694 (ix86_init_builtin_types): Declare const_string_type_node.
695 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
697 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
698 * doc/extend.texi (x86 Built-in Functions): Document
699 __builtin_nanq and __builtin_nansq.
701 2016-06-11 Jiong Wang <jiong.wang@arm.com>
704 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
705 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
706 length for pop patterns.
707 (arm_attr_length_push_multi): Update comments.
708 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
710 (*pop_multiple_with_writeback_and_return): Likewise.
711 (*pop_multiple_with_return): Likewise.
713 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
716 * fold-const.c (optimize_bit_field_compare): Don't try to use
717 word_mode unconditionally for reading the bit field, look at
718 DECL_BIT_FIELD_REPRESENTATIVE instead.
720 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
723 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
726 2016-06-10 Jakub Jelinek <jakub@redhat.com>
729 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
730 without LABEL_DECL, set *handled_ops_p to false instead of true.
732 2016-06-10 Martin Sebor <msebor@redhat.com>
735 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
736 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
737 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
739 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
740 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
741 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
742 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
743 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
744 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
745 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
746 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
748 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
750 * config/arm/arm.h (pool_vector_label,
751 return_used_this_function): Remove.
753 2016-06-10 Jeff Law <law@redhat.com>
755 PR tree-optimization/71335
756 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
757 zero length paths here.
758 (convert_and_register_jump_thread_path): Remove hacks related to
759 duplicated blocks in the jump thread path.
760 (fsm_find_control_statement_thread_paths): Avoid putting the same
761 block on the thread path twice, but ensure the thread path is
762 unchanged from the caller's point of view.
764 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
766 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
767 * predict.def (PRED_LOOP_BRANCH): Remove.
769 2016-06-10 David Malcolm <dmalcolm@redhat.com>
771 * Makefile.in (OBJS): Add ggc-tests.o.
772 (GTFILES): Add ggc-tests.c.
773 * ggc-tests.c: New file.
774 * selftest-run-tests.c (selftest::run_tests): Call
775 selftest::ggc_tests_c_tests.
776 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
778 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
780 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
782 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
785 * varasm.c (place_block_symbol): Adjust alignment for asan protected
786 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
788 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
790 * profile.c: Include cfgloop.h.
791 (branch_prob): Compute estimated number of iterations.
792 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
793 recompute estimate number of iterations from profile.
795 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
798 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
799 must be grouped on top of stack. Don't force early clobber
800 on ordinary reg outputs.
802 2016-06-10 Richard Biener <rguenther@suse.de>
804 * targhooks.c (default_builtin_vectorization_cost): Adjust
807 2016-06-10 Richard Biener <rguenther@suse.de>
809 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
810 to fold the RHS to a constant if possible.
812 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
815 * tree-nested.c (convert_nonlocal_omp_clauses)
816 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
817 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
818 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
820 * gimplify.c (gimplify_adjust_omp_clauses): Discard
822 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
824 * omp-low.c (scan_sharing_clauses): Don't expect
827 2016-06-10 Alan Hayward <alan.hayward@arm.com>
829 PR tree-optimization/71407
830 PR tree-optimization/71416
831 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
834 2016-06-10 Richard Biener <rguenther@suse.de>
837 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
839 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
841 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
843 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
844 Jiong Wang <jiong.wang@arm.com>
846 PR rtl-optimization/70751
847 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
850 2016-06-09 Jonathan Yong <10walls@gmail.com>
853 2015-09-21 Jonathan Yong <10walls@gmail.com>
855 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
856 sysroot/usr/lib/32api for additional win32 libraries,
857 fixes failing Cygwin bootstrapping.
859 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
861 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
864 2016-06-09 David Malcolm <dmalcolm@redhat.com>
867 * pretty-print.c (pp_indent): Specify that %p is printed in a
868 host-dependent manner.
869 (test_pp_format): Remove the test for %p.
871 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
873 * config/mips/mips.c (mips_output_jump): Fix formatting.
875 2016-06-09 Richard Biener <rguenther@suse.de>
877 PR tree-optimization/71462
878 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
881 2016-06-09 Martin Liska <mliska@suse.cz>
883 * predict.c (dump_prediction): Add new argument.
884 (enum predictor_reason): New enum.
885 (struct predictor_hash): New struct.
886 (predictor_hash::hash): New function.
887 (predictor_hash::equal): Likewise.
888 (not_removed_prediction_p): New function.
889 (prune_predictions_for_bb): Likewise.
890 (combine_predictions_for_bb): Prune predictions.
892 2016-06-09 Martin Liska <mliska@suse.cz>
894 * predict.c (filter_predictions): New function.
895 (remove_predictions_associated_with_edge): Use the filter
897 (equal_edge_p): New function.
899 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
901 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
902 Correct usage of @samp vs @option, add @samp where appropriate.
903 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
904 Add armv6s-m and document it, as it is no official ARM name.
906 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
908 * ifcvt.c (struct noce_if_info): Add transform_name field.
909 (noce_try_move): Set if_info->transform_name to the function name.
910 (noce_try_ifelse_collapse): Likewise.
911 (noce_try_store_flag): Likewise.
912 (noce_try_inverse_constants): Likewise.
913 (noce_try_store_flag_constants): Likewise.
914 (noce_try_addcc): Likewise.
915 (noce_try_store_flag_mask): Likewise.
916 (noce_try_cmove): Likewise.
917 (noce_try_cmove_arith): Likewise.
918 (noce_try_minmax): Likewise.
919 (noce_try_abs): Likewise.
920 (noce_try_sign_mask): Likewise.
921 (noce_try_bitop): Likewise.
922 (noce_convert_multiple_sets): Likewise.
923 (noce_process_if_block): Print if_info->transform_name to
924 dump_file if transformation succeeded.
926 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
928 * config/arm/cortex-a57.md (cortex_a57_alu):
931 2016-06-08 Martin Sebor <msebor@redhat.com>
932 Jakub Jelinek <jakub@redhat.com>
936 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
937 BUILT_IN_MUL_OVERFLOW_P): New builtins.
938 * builtins.c: Include gimple-fold.h.
939 (fold_builtin_arith_overflow): Handle
940 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
941 (fold_builtin_3): Likewise.
942 * doc/extend.texi (Integer Overflow Builtins): Document
943 __builtin_{add,sub,mul}_overflow_p.
945 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
947 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
948 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
950 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
952 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
953 Rewrite, looking one level down for records and arrays.
955 2016-06-08 David Malcolm <dmalcolm@redhat.com>
957 * pretty-print.c: Include "selftest.h".
958 (pp_format): Fix comment.
959 (identifier_to_locale): Likewise.
960 (selftest::test_basic_printing): New function.
961 (selftest::assert_pp_format): New function.
962 (selftest::test_pp_format): New function.
963 (selftest::pretty_print_c_tests): New function.
964 * selftest-run-tests.c (selftest::run_tests): Call
965 selftest::pretty_print_c_tests.
966 * selftest.h (pretty_print_c_tests): New declaration.
968 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
970 * invoke.texi (max-loop-headers-insns): Document.
971 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
972 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
973 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
975 2016-06-08 Richard Biener <rguenther@suse.de>
977 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
978 on strided SLP loads and fall back to scalar loads in case
981 2016-06-08 Richard Biener <rguenther@suse.de>
983 PR tree-optimization/71452
984 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
985 type used for the SSA rewrite has enough precision to cover
986 the dynamic type of the location.
988 2016-06-08 Jakub Jelinek <jakub@redhat.com>
989 Richard Biener <rguenther@suse.de>
992 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
993 the same as DECL_P (base0) for indirect_base0. Use equality_code
994 in one further place.
996 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
998 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
999 to one word if the field is known to overlap other words.
1000 (extract_bit_field_1): Likewise.
1001 (store_split_bit_field): Remove compensating code.
1002 (extract_split_bit_field): Likewise.
1004 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1008 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1010 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1012 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1014 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1015 (arch64_addpv4sf): Delete.
1016 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1017 "gen_aarch64_addpv4sf".
1018 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1020 (vpadds_f32): Likewise.
1021 (vpaddq_f32): Likewise.
1022 (vpaddq_f64): Likewise.
1024 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1026 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1028 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1029 to VALLF. Rename to "fabd<mode>3".
1030 "*fabd_scalar<mode>3): Delete.
1031 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1033 (vabdd_f64): Likewise.
1034 (vabd_f32): Likewise.
1035 (vabd_f64): Likewise.
1036 (vabdq_f32): Likewise.
1037 (vabdq_f64): Likewise.
1039 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1041 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1043 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1044 "aarch64_rsqrts<mode>".
1045 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1046 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1048 (vrsqrtsd_f64): Likewise.
1049 (vrsqrts_f32): Likewise.
1050 (vrsqrts_f64): Likewise.
1051 (vrsqrtsq_f32): Likewise.
1052 (vrsqrtsq_f64): Likewise.
1054 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1056 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1058 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1059 "aarch64_rsqrte<mode>".
1060 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1061 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1063 (vrsqrted_f64): Likewise.
1064 (vrsqrte_f32): Likewise.
1065 (vrsqrte_f64): Likewise.
1066 (vrsqrteq_f32): Likewise.
1067 (vrsqrteq_f64): Likewise.
1069 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1071 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1075 * config/aarch64/aarch64-simd.md
1076 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1077 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1078 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1080 (vcvt_n_f32_u32): Likewise.
1081 (vcvt_n_s32_f32): Likewise.
1082 (vcvt_n_u32_f32): Likewise.
1083 (vcvtq_n_f32_s32): Likewise.
1084 (vcvtq_n_f32_u32): Likewise.
1085 (vcvtq_n_f64_s64): Likewise.
1086 (vcvtq_n_f64_u64): Likewise.
1087 (vcvtq_n_s32_f32): Likewise.
1088 (vcvtq_n_s64_f64): Likewise.
1089 (vcvtq_n_u32_f32): Likewise.
1090 (vcvtq_n_u64_f64): Likewise.
1091 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1092 (VSDQ_SDI): Likewise.
1093 (fcvt_target): Support V4DI, V4SI and V2SI.
1094 (FCVT_TARGET): Likewise.
1096 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1098 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1099 (TYPES_BINOP_SUS): Likewise.
1100 (aarch64_simd_builtin_data): Update include file name.
1101 (aarch64_builtins): Likewise.
1102 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1103 for conversion between scalar float-point and fixed-point.
1107 * config/aarch64/aarch64.md
1108 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1109 pattern for conversion between scalar float to fixed-pointer.
1110 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1111 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1112 (UNSPEC_FCVTZU): Likewise.
1113 (UNSPEC_SCVTF): Likewise.
1114 (UNSPEC_UCVTF): Likewise.
1115 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1117 (vcvtd_n_f64_u64): Likewise.
1118 (vcvtd_n_s64_f64): Likewise.
1119 (vcvtd_n_u64_f64): Likewise.
1120 (vcvtd_n_f32_s32): Likewise.
1121 (vcvts_n_f32_u32): Likewise.
1122 (vcvtd_n_s32_f32): Likewise.
1123 (vcvts_n_u32_f32): Likewise.
1124 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1126 (FCVT_TARGET): Likewise.
1127 (FCVT_FIXED2F): New iterator.
1128 (FCVT_F2FIXED): Likewise.
1129 (fcvt_fixed_insn): New define_int_attr.
1131 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1133 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1134 some statements was removed.
1136 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1138 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1139 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1140 (vect_can_advance_ivs_p): likewise.
1141 (vect_update_ivs_after_vectorizer): likewise.
1142 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1143 (vect_analyze_scalar_cycles_1): likewise.
1144 (vect_analyze_loop_operations): likewise.
1145 (report_vect_op): likewise.
1146 (vect_is_slp_reduction): likewise.
1147 (vect_is_simple_reduction): likewise.
1148 (get_initial_def_for_induction): likewise.
1149 (vect_transform_loop): likewise.
1150 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1151 (vect_recog_sad_pattern): likewise.
1152 (vect_recog_widen_sum_pattern): likewise.
1153 (vect_recog_widening_pattern): likewise.
1154 (vect_recog_divmod_pattern): likewise.
1155 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1156 (vect_analyze_slp_instance): likewise.
1157 (vect_transform_slp_perm_load): likewise.
1158 (vect_schedule_slp_instance): likewise.
1160 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1162 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1163 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1164 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1165 (PRED_LOOP_BRANCH): Document predictor as broken.
1166 (PRED_LOOP_EXIT): Change hitrate 91->92.
1167 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1168 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1169 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1170 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1171 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1172 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1173 (PRED_CALL): Chane hitrate 71->67.
1174 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1175 (PRED_GOTO): Document as unused right now.
1176 (PRED_CONST_RETURN): Change hitrate 67->69
1177 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1178 (PRED_NULL_RETURN): Change hitrate 91->90.
1179 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1180 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1181 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1183 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1185 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1186 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1187 special case Altivec builtin.
1188 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1189 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1190 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1191 code for ALTIVEC_BUILTIN_VEC_MUL.
1192 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1193 for __builtin_vec_mul.
1195 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1197 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1200 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1202 * spellcheck.c (selftest::test_find_closest_string): New function.
1203 (spellcheck_c_tests): Call the above.
1205 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1207 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1209 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1211 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1212 Yv=Yv,C alternatives.
1214 2016-06-07 Richard Biener <rguenther@suse.de>
1217 * common.opt (ffast-math): Make Optimization.
1219 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1220 Prachi Godbole <prachi.godbole@imgtec.com>
1222 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1223 `fabs' and `fneg' type attributes.
1224 (p5600_fpu_fabs): Add `fmove' to the comment.
1226 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1228 * gimple.c: Include builtins.h
1229 (gimple_inexpensive_call_p): New function.
1230 * gimple.h (gimple_inexpensive_call_p): Declare.
1231 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1232 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1235 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1237 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1238 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1239 warning_at_rich_loc, warning_n, pedwarn, permerror,
1240 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1241 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1244 2016-06-07 Richard Biener <rguenther@suse.de>
1246 PR tree-optimization/71428
1247 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1248 BIT_FIELD_REF op vs. load.
1250 2016-06-07 Richard Biener <rguenther@suse.de>
1253 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1256 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1258 * config/pa/pa.md (call): Generate indirect long calls to non-local
1259 functions on TARGET_64BIT.
1260 (call_value): Likewise.
1262 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1264 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1265 pattern and subsequent splitters.
1266 (call_val_reg_64bit_post_reload): Likewise.
1268 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1271 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1272 propagate_op_to_single_use.
1274 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1277 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1279 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1281 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1282 (enum x86_dirflag_state): New enum.
1283 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1284 (machine_function): Remove needs_cld.
1285 (ix86_current_function_needs_cld): Remove.
1286 * config/i386/i386.c (ix86_set_func_type): Set
1287 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1288 (ix86_expand_prologue): Do not emit CLD here.
1289 (ix86_dirflag_mode_needed): New function.
1290 (ix86_dirflag_mode_entry): Ditto.
1291 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1292 (ix86_mode_after): Ditto.
1293 (ix86_mode_entry): Ditto.
1294 (ix86_mode_exit): Ditto.
1295 (ix86_emit_mode_set): Ditto.
1296 * config/i386/i386.md (strmov_singleop): Set
1297 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1298 Do not set ix86_current_function_needs_cld.
1300 (strset_singleop): Ditto.
1302 (cmpstrnqi_nz_1): Ditto.
1303 (cmpstrnqi_1): Ditto.
1304 (strlenqi_1): Ditto.
1306 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1308 PR tree-optimization/71259
1309 * tree-vect-slp.c (vect_get_constant_vectors): For
1310 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1311 one for constant op, and use COND_EXPR for non-constant.
1313 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1315 * Makefile.in (OBJS): Add function-tests.o,
1316 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1317 selftest-run-tests.o.
1318 (OBJS-libcommon): Add selftest.o.
1319 (OBJS-libcommon-target): Add selftest.o.
1320 (all.internal): Add "selftest".
1321 (all.cross): Likewise.
1322 (selftest): New phony target.
1323 (s-selftest): New target.
1324 (selftest-gdb): New phony target.
1325 (COLLECT2_OBJS): Add selftest.o.
1326 * bitmap.c: Include "selftest.h".
1327 (selftest::test_gc_alloc): New function.
1328 (selftest::test_set_range): New function.
1329 (selftest::test_clear_bit_in_middle): New function.
1330 (selftest::test_copying): New function.
1331 (selftest::test_bitmap_single_bit_set_p): New function.
1332 (selftest::bitmap_c_tests): New function.
1333 * common.opt (fself-test): New.
1334 * diagnostic-show-locus.c: Include "selftest.h".
1335 (make_range): New function.
1336 (test_range_contains_point_for_single_point): New function.
1337 (test_range_contains_point_for_single_line): New function.
1338 (test_range_contains_point_for_multiple_lines): New function.
1339 (assert_eq): New function.
1340 (test_get_line_width_without_trailing_whitespace): New function.
1341 (selftest::diagnostic_show_locus_c_tests): New function.
1342 * et-forest.c: Include "selftest.h".
1343 (selftest::test_single_node): New function.
1344 (selftest::test_simple_tree): New function.
1345 (selftest::test_disconnected_nodes): New function.
1346 (selftest::et_forest_c_tests): New function.
1347 * fold-const.c: Include "selftest.h".
1348 (selftest::assert_binop_folds_to_const): New function.
1349 (selftest::assert_binop_folds_to_nonlvalue): New function.
1350 (selftest::test_arithmetic_folding): New function.
1351 (selftest::fold_const_c_tests): New function.
1352 * function-tests.c: New file.
1353 * gimple.c: Include "selftest.h".
1354 Include "gimple-pretty-print.h".
1355 (selftest::verify_gimple_pp): New function.
1356 (selftest::test_assign_single): New function.
1357 (selftest::test_assign_binop): New function.
1358 (selftest::test_nop_stmt): New function.
1359 (selftest::test_return_stmt): New function.
1360 (selftest::test_return_without_value): New function.
1361 (selftest::gimple_c_tests): New function.
1362 * hash-map-tests.c: New file.
1363 * hash-set-tests.c: New file.
1364 * input.c: Include "selftest.h".
1365 (selftest::assert_loceq): New function.
1366 (selftest::test_accessing_ordinary_linemaps): New function.
1367 (selftest::test_unknown_location): New function.
1368 (selftest::test_builtins): New function.
1369 (selftest::test_reading_source_line): New function.
1370 (selftest::input_c_tests): New function.
1371 * rtl-tests.c: New file.
1372 * selftest-run-tests.c: New file.
1373 * selftest.c: New file.
1374 * selftest.h: New file.
1375 * spellcheck.c: Include "selftest.h".
1376 (selftest::levenshtein_distance_unit_test_oneway): New function,
1377 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1378 (selftest::levenshtein_distance_unit_test): Likewise.
1379 (selftest::spellcheck_c_tests): Likewise.
1380 * toplev.c: Include selftest.h.
1381 (toplev::run_self_tests): New.
1382 (toplev::main): Handle -fself-test.
1383 * toplev.h (toplev::run_self_tests): New.
1384 * tree.c: Include "selftest.h".
1385 (selftest::test_integer_constants): New function.
1386 (selftest::test_identifiers): New function.
1387 (selftest::test_labels): New function.
1388 (selftest::tree_c_tests): New function.
1389 * tree-cfg.c: Include "selftest.h".
1390 (selftest::push_fndecl): New function.
1391 (selftest::test_linear_chain): New function.
1392 (selftest::test_diamond): New function.
1393 (selftest::test_fully_connected): New function.
1394 (selftest::tree_cfg_c_tests): New function.
1395 * vec.c: Include "selftest.h".
1396 (selftest::safe_push_range): New function.
1397 (selftest::test_quick_push): New function.
1398 (selftest::test_safe_push): New function.
1399 (selftest::test_truncate): New function.
1400 (selftest::test_safe_grow_cleared): New function.
1401 (selftest::test_pop): New function.
1402 (selftest::test_safe_insert): New function.
1403 (selftest::test_ordered_remove): New function.
1404 (selftest::test_unordered_remove): New function.
1405 (selftest::test_block_remove): New function.
1406 (selftest::reverse_cmp): New function.
1407 (selftest::test_qsort): New function.
1408 (selftest::vec_c_tests): New function.c.
1409 * wide-int.cc: Include selftest.h and wide-int-print.h.
1410 (selftest::from_int <wide_int>): New function.
1411 (selftest::from_int <offset_int>): New function.
1412 (selftest::from_int <widest_int>): New function.
1413 (selftest::assert_deceq): New function.
1414 (selftest::assert_hexeq): New function.
1415 (selftest::test_printing <VALUE_TYPE>): New function template.
1416 (selftest::test_ops <VALUE_TYPE>): New function template.
1417 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1418 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1420 (selftest::wide_int_cc_tests): New function.
1422 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1425 * ifcvt.c (noce_try_ifelse_collapse): New function.
1427 (noce_process_if_block): Call noce_try_ifelse_collapse.
1428 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1429 (simplify_ternary_operation): Use the above to simplify
1430 conditional CLZ/CTZ expressions.
1432 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1435 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1436 define_insn_and_split.
1438 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1441 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1443 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1446 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1447 Implicitly clobber memory for basic asm with non-empty assembler
1448 string. Use targetm.md_asm_adjust also here.
1449 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1450 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
1451 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
1452 non-empty assembler string.
1453 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
1454 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
1455 (decode_asm_operands): Handle basic asm in PARALLEL block.
1456 (extract_insn): Handle basic asm in PARALLEL block.
1457 * doc/extend.texi: Mention new behavior of basic asm.
1458 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
1459 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
1460 branch_needs_nop_p): Use asm_noperands.
1462 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1464 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
1465 Include the M7 SPARC DFA scheduler.
1466 New attribute v3pipe.
1467 Annotate insns with v3pipe where appropriate.
1468 Define cpu_feature vis4.
1469 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
1470 Add (V8QI "8") to vbits.
1471 Add insns {add,sub}v8qi3
1472 Add insns ss{add,sub}v8qi3
1473 Add insns us{add,sub}{v8qi,v4hi}3
1474 Add insns {min,max}{v8qi,v4hi,v2si}3
1475 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
1476 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
1477 * config/sparc/niagara4.md: Add a comment explaining the
1478 discrepancy between the documented latenty numbers and the
1480 * config/sparc/niagara7.md: New file.
1481 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
1482 supports SPARC5 and VIS 4.0 instructions.
1483 * configure: Regenerate.
1484 * config.in: Likewise.
1485 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
1486 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
1487 TARGET_CPU_niagara7.
1488 (ASM_CPU64_DEFAULT_SPEC): Likewise.
1489 (CPP_CPU_SPEC): Handle niagara7.
1490 (ASM_CPU_SPEC): Likewise.
1491 * config/sparc/sparc-opts.h (processor_type): Add
1493 (mvis4): New option.
1494 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
1495 (AS_NIAGARA7_FLAG): Define.
1496 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
1497 (CPP_CPU64_DEFAULT_SPEC): Likewise.
1498 (CPP_CPU_SPEC): Handle niagara7.
1499 (ASM_CPU_SPEC): Likewise.
1500 * config/sparc/sparc.c (niagara7_costs): Define.
1501 (sparc_option_override): Handle niagara7 and adjust cache-related
1502 parameters with better values for niagara cpus. Also support VIS4.
1503 (sparc32_initialize_trampoline): Likewise.
1504 (sparc_use_sched_lookahead): Likewise.
1505 (sparc_issue_rate): Likewise.
1506 (sparc_register_move_cost): Likewise.
1507 (dump_target_flag_bits): Support VIS4.
1508 (sparc_vis_init_builtins): Likewise.
1509 (sparc_builtins): Likewise.
1510 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
1512 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
1514 * config/sparc/sparc.opt (sparc_processor_type): New value
1516 * config/sparc/visintrin.h (__attribute__): Prototypes for the
1518 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
1520 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
1523 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
1525 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
1527 2016-06-06 Richard Biener <rguenther@suse.de>
1529 PR tree-optimization/71398
1530 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
1533 2016-06-05 James Bowman <james.bowman@ftdichip.com>
1535 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
1536 ft32_expand_prolog, ft32_expand_epilogue):
1537 Handle pretend_args.
1538 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
1539 * config/ft32/ft32.md: Add pretend_returner.
1541 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
1544 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1545 Copy op1 RTX to avoid invalid sharing.
1546 (ix86_expand_vector_move_misalign): Ditto.
1548 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
1550 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
1553 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1555 * predict.c (predicted_by_loop_heuristics_p): New function.
1556 (predict_iv_comparison): Use it.
1557 (predict_loops): Walk from innermost loops; do not predict edges
1558 leaving multiple loops multiple times; implement
1559 PRED_LOOP_ITERATIONS_MAX heuristics.
1560 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
1562 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1564 * cfg.c (check_bb_profile): Do not report mismatched profiles when
1565 only edges out of BB are EH edges.
1567 2016-06-04 Martin Sebor <msebor@redhat.com>
1568 Marcin Baczyński <marbacz@gmail.com>
1571 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
1572 a void expression in a void function.
1574 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1576 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
1577 aux; dump reasons of decisions.
1578 (should_duplicate_loop_header_p): Likewise.
1579 (do_while_loop_p): Likewise.
1580 (ch_base::copy_headers): Dump asi num insns duplicated.
1582 2016-06-04 Jakub Jelinek <jakub@redhat.com>
1584 PR tree-optimization/71405
1585 * tree-ssa.c (execute_update_addresses_taken): For clobber with
1586 incompatible type, build a new clobber with the right type instead
1587 of building a VIEW_CONVERT_EXPR around it.
1589 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1591 PR tree-optimization/52171
1592 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
1593 by_pieces_ninsns instead of move_by_pieces_ninsns.
1595 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1597 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
1598 for reg+reg addressing mode.
1600 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1602 * rs6000-c.c (c/c-tree.h): Add #include.
1603 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
1604 in C++ when found in the base position of vec_ld or vec_st.
1606 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1608 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
1609 use of profile unless profile status is PROFILE_READ.
1610 * profile.c (compute_branch_probabilities): Set profile status
1611 only after reporting predictor hitrates.
1613 2016-06-03 Joseph Myers <joseph@codesourcery.com>
1617 * common.opt (ffp-int-builtin-inexact): New option.
1618 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
1619 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
1620 (ceil@var{m}2): Document dependence on this option.
1621 * ipa-inline-transform.c (inline_call): Handle
1622 flag_fp_int_builtin_inexact.
1623 * ipa-inline.c (can_inline_edge_p): Likewise.
1624 * config/i386/i386.md (rintxf2): Do not test
1625 flag_unsafe_math_optimizations.
1626 (rint<mode>2_frndint): New define_insn.
1627 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
1628 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
1629 for 387 instead of extending and truncating.
1630 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
1631 !flag_trapping_math instead of flag_unsafe_math_optimizations.
1632 Change to frndint<mode>2_<rounding>.
1633 (frndintxf2_<rounding>_i387): Likewise. Change to
1634 frndint<mode>2_<rounding>_i387.
1635 (<rounding_insn>xf2): Likewise.
1636 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
1637 !flag_trapping_math instead of flag_unsafe_math_optimizations for
1638 x87. Test TARGET_ROUND || !flag_trapping_math ||
1639 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
1640 SSE. Use ROUND_NO_EXC in constant operand of
1641 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
1642 for 387 instead of extending and truncating.
1644 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
1645 Julia Koval <julia.koval@intel.com>
1657 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
1658 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
1659 all registers, except for function return registers if there are
1660 no caller-saved registers.
1661 (ix86_set_func_type): New function.
1662 (ix86_set_current_function): Call ix86_set_func_type to set
1663 no_caller_saved_registers and func_type. Call reinit_regs if
1664 caller-saved registers are changed. Don't allow MPX, SSE, MMX
1665 nor x87 instructions in interrupt handler nor function with
1666 no_caller_saved_registers attribute.
1667 (ix86_function_ok_for_sibcall): Return false if there are no
1668 caller-saved registers.
1669 (type_natural_mode): Don't warn ABI change for MMX in interrupt
1671 (ix86_function_arg_advance): Skip for callee in interrupt handler.
1672 (ix86_function_arg): Return special arguments in interrupt handler.
1673 (ix86_promote_function_mode): Promote pointer to word_mode only
1674 for normal functions.
1675 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
1677 (ix86_epilogue_uses): New function.
1678 (ix86_hard_regno_scratch_ok): Likewise.
1679 (ix86_save_reg): Preserve all registers in interrupt handler
1680 after reload. Preserve all registers, except for function return
1681 registers, if there are no caller-saved registers after reload.
1682 (find_drap_reg): Always use callee-saved register if there are
1683 no caller-saved registers.
1684 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
1685 for interrupt handler.
1686 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
1687 Emit cld instruction if stringops are used in interrupt handler
1688 or interrupt handler isn't a leaf function.
1689 (ix86_expand_epilogue): Generate interrupt return for interrupt
1690 handler and pop the 'ERROR_CODE' off the stack before interrupt
1691 return in exception handler.
1692 (ix86_expand_call): Disallow calling interrupt handler directly.
1693 If there are no caller-saved registers, mark all registers that
1694 are clobbered by the call which returns as clobbered.
1695 (ix86_handle_no_caller_saved_registers_attribute): New function.
1696 (ix86_handle_interrupt_attribute): Likewise.
1697 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
1699 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
1700 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
1701 accumulation in interrupt function if stack may be realigned to
1703 (EPILOGUE_USES): New.
1704 (function_type): New enum.
1705 (machine_function): Add func_type and no_caller_saved_registers.
1706 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
1707 (interrupt_return): New pattern.
1708 * doc/extend.texi: Document x86 interrupt and
1709 no_caller_saved_registers attributes.
1711 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
1713 PR tree-optimization/52171
1714 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
1715 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
1716 Look for constant strings. Move some code to emit_block_cmp_hints
1718 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
1719 * defaults.h (COMPARE_MAX_PIECES): New macro.
1720 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
1721 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
1722 (clear_by_pieces_1): Don't declare. Move definition before use.
1723 (can_do_by_pieces): New static function.
1724 (can_move_by_pieces): Use it. Return bool.
1725 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
1726 OP. All callers changed. Handle COMPARE_BY_PIECES.
1727 (class pieces_addr); New.
1728 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
1729 pieces_addr::adjust, pieces_addr::increment_address,
1730 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
1732 (class op_by_pieces_d): New.
1733 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
1735 (class move_by_pieces_d, class compare_by_pieces_d,
1736 class store_by_pieces_d): New subclasses of op_by_pieces_d.
1737 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
1738 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
1739 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
1740 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
1741 compare_by_pieces_d::finish_mode): New member functions.
1742 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
1744 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
1745 (emit_block_cmp_hints): New function.
1746 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
1747 use the newly defined classes.
1748 * expr.h (by_pieces_constfn): New typedef.
1749 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
1750 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
1751 (move_by_pieces_ninsns): Don't declare.
1752 (can_move_by_pieces): Change return value to bool.
1753 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
1754 (compare_by_pieces_branch_ratio): New hook.
1755 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
1756 (by_pieces_ninsns): Declare.
1757 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
1759 (default_compare_by_pieces_branch_ratio): New function.
1760 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
1761 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
1762 * doc/tm.texi: Regenerate.
1763 * tree-ssa-strlen.c: Include "builtins.h".
1764 (handle_builtin_memcmp): New static function.
1765 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
1766 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
1768 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1770 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
1771 relevant stmts which are simple and invariant.
1772 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
1773 instead of simple and invariant
1775 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1777 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
1778 (vectorizable_reduction): Check for new relevant state.
1779 (vectorizable_live_operation): vectorize live stmts using
1780 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
1781 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
1782 (vect_stmt_relevant_p): Check for stmts which are only used live.
1783 (process_use): Use of a stmt does not inherit it's live value.
1784 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
1785 (vect_analyze_stmt): Check for new relevant state.
1786 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
1787 outside the loop, but not inside it.
1789 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1791 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
1792 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
1793 (vect_get_vec_def_for_operand): Split out code.
1795 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1797 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
1799 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1801 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
1803 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1805 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
1807 2016-06-03 Jakub Jelinek <jakub@redhat.com>
1810 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
1811 to noreturn e->callee->decl that has void return type and void
1812 arguments, adjust gimple_call_fntype and remove lhs even if it had
1813 previously addressable type.
1815 2016-06-02 Jeff Law <law@redhat.com>
1817 PR tree-optimization/71328
1818 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
1819 error when checking for a jump back onto the copied path.
1821 2016-06-02 David Malcolm <dmalcolm@redhat.com>
1823 * config/microblaze/microblaze.c (get_branch_target): Add return
1824 NULL_RTX for the non-CALL_P case.
1825 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
1826 (insert_wic): Remove unused local "j".
1828 2016-06-02 Martin Liska <mliska@suse.cz>
1830 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
1832 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
1833 Julia Koval <julia.koval@intel.com>
1835 * function.c (assign_parm_setup_stack): Force source into a
1837 * target.def (function_incoming_arg): Update documentation to
1838 allow arbitrary address computation based on hard register.
1839 * doc/tm.texi: Regenerated.
1841 2016-06-02 Martin Liska <mliska@suse.cz>
1843 * predict.c (combine_predictions_for_bb): Fix first match in
1844 cases where a first predictor contains more than one occurence
1845 in list of predictors. Take the best value in such case.
1847 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1849 PR rtl-optimization/71295
1850 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
1851 offset would go over the size of the inner mode reject it.
1853 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1855 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
1856 x=x,x and v=v,m instead of x=x,m.
1858 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
1859 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
1860 alternative to v=rm,C.
1862 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
1863 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
1864 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
1865 instead of vex for the last two above mentioned alternatives.
1867 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1870 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
1872 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
1874 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
1876 2016-06-01 David Malcolm <dmalcolm@redhat.com>
1878 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
1879 from int to unsigned.
1881 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1883 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
1884 alternatives, eliminating preferred register class. Add support
1885 for the MTVSRDD instruction in ISA 3.0.
1886 (vsx_splat_v4si_internal): Use splat_input_operand instead of
1887 reg_or_indexed_operand.
1888 (vsx_splat_v4sf_internal): Likewise.
1890 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1893 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
1894 for loading up all 0's or all 1's.
1896 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
1898 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
1900 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
1902 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
1904 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
1905 * gcc.c (set_source_date_epoch_envvar): New function, sets
1906 the SOURCE_DATE_EPOCH environment variable to the current time.
1908 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1910 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
1911 the factor for live Phi nodes.
1913 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1915 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
1916 * tree-parloops.c (parallelize_loops): likewise.
1917 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
1918 tree_unswitch_outer_loop): likewise.
1920 2016-06-01 Jakub Jelinek <jakub@redhat.com>
1923 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
1924 around creation of the temporary.
1926 2016-06-01 Richard Biener <rguenther@suse.de>
1928 PR tree-optimization/71366
1929 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
1930 (unloop_loops): Move removing edges here ...
1931 (try_unroll_loop_completely): ... from here.
1932 (try_peel_loop): ... and here.
1933 (tree_unroll_loops_completely_1): Track parent loops via
1934 bitmap of header BBs.
1935 (tree_unroll_loops_completely): Adjust for that.
1937 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1939 * config/rs6000/altivec.h (vec_slv): New macro.
1940 (vec_srv): New macro.
1941 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
1942 (UNSPEC_VSRV): New value.
1945 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
1946 (vsrv): New builtin definition.
1947 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
1948 define argument types for new builtin.
1949 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
1951 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
1954 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
1955 Jocelyn Mayer <l_indien@magic.fr>
1958 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
1959 detect processor family for signature_CENTAUR_ebx.
1960 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
1961 signature_CENTAUR_ebx.
1962 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
1963 <default>: Pass x86-64 for has_longmode.
1965 2016-06-01 Nathan Sidwell <nathan@acm.org>
1967 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
1970 2016-06-01 Richard Biener <rguenther@suse.de>
1972 PR tree-optimization/71261
1973 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
1974 of stmts successfully put in the bool pattern. Remove
1975 single-use restriction.
1976 (adjust_bool_pattern_cast): Add cast at the use site via the
1977 pattern def sequence.
1978 (adjust_bool_pattern): Remove recursion, maintain a hash-map
1979 of patterned defs. Use the pattern def seqence instead of
1980 multiple independent patterns.
1981 (sort_after_uid): New qsort compare function.
1982 (adjust_bool_stmts): New function to process stmts in the bool
1983 pattern in IL order.
1984 (vect_recog_bool_pattern): Adjust.
1985 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
1986 (ifcvt_walk_pattern_tree): Likewise.
1987 (stmt_is_root_of_bool_pattern): Likewise.
1988 (ifcvt_repair_bool_pattern): Likewise.
1989 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
1991 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1993 * loop-unroll.c (decide_unroll_constant_iterations,
1994 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
1995 likely upper bounds.
1996 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
1998 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2000 * tree-core.h (enum omp_clause_code): Remove
2001 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2003 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2005 * config/arm/sync.md (arm_store_exclusive<mode>):
2006 Use 'H' output modifier on operands[2] rather than creating a new
2007 entry in out-of-bounds memory of the operands array.
2008 (arm_store_release_exclusivedi): Likewise.
2010 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2012 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2013 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2014 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2015 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2017 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2019 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2020 into account live statements for mask producers.
2022 2016-06-01 Richard Biener <rguenther@suse.de>
2024 PR tree-optimization/71311
2025 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2026 restrict to non-INTEGER_CST @0.
2028 2016-06-01 Richard Biener <rguenther@suse.de>
2030 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2031 (relational patterns): Use :c to avoid pattern duplications.
2033 2016-06-01 Richard Biener <rguenther@suse.de>
2035 * genmatch.c (comparison_code_p): New predicate.
2036 (swap_tree_comparison): New function.
2037 (commutate): Add for_vec parameter to append new for entries.
2038 Support commutating relational operators by swapping it alongside
2040 (lower_commutative): Adjust.
2041 (dt_simplify::gen): Do not pass artificial operators to gen
2043 (decision_tree::gen): Do not add artificial operators as parameters.
2044 (parser::parse_expr): Verify operator commutativity when :c is
2045 applied. Allow :C to override this.
2046 * match.pd: Adjust patterns to use :C instead of :c where required.
2048 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2050 PR tree-optimization/71077
2051 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2052 the combining step, use boolean_false_node and boolean_true_node
2053 as the designated false/true return values.
2055 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2057 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2058 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2059 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2062 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2064 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2065 of flags impliying the register renaming.
2066 * toplev.c (process_options): Do not imply flag_rename_registers with
2069 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2071 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2072 default implementation.
2074 2016-05-31 Nathan Sidwell <nathan@acm.org>
2076 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2078 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2080 * config/sh/constraints.md (b): Remove constraint.
2081 * config/sh/predicates.md (arith_reg_operand): Remove
2083 * config/sh/sh-modes.def (PDI): Remove.
2084 * config/sh/sh.c (sh_target_reg_class,
2085 sh_optimize_target_register_callee_saved): Remove functions.
2086 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2087 (sh_expand_epilogue): Update comment.
2088 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2089 sh_secondary_reload): Remove TARGET_REGS related code.
2090 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2091 TARGET_REGISTER_P): Remove macros.
2092 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2093 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2094 TR1_REG, TR2_REG): Remove constants.
2095 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2097 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2099 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2100 define_expand patterns.
2101 (adddi3_compact): Rename to adddi3.
2102 (subdi3_compact): Rename to subdi3.
2103 (*negdi2): Rename to negdi2.
2104 (*abs<mode>2): Rename to abs<mode>2.
2106 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2108 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2109 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2110 (atomic_sub_fetchsi): ... this new pattern.
2111 (mvtc): Add CC_REG clobber.
2113 2016-05-31 Marek Polacek <polacek@redhat.com>
2115 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2117 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2119 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2120 aarch64_fusion_enabled_p to check for fusion capabilities.
2122 2016-05-31 Richard Biener <rguenther@suse.de>
2124 PR tree-optimization/71352
2125 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2126 minus one and a negate.
2128 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2130 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2131 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2133 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2134 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2135 Remove use of aarch64_simd_attr_length_move, set length attribute
2137 (*aarch64_be_movoi): Likewise.
2138 (*aarch64_be_movci): Likewise.
2139 (*aarch64_be_movxi): Likewise.
2141 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2143 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2144 It no longer does that.
2145 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2147 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2149 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2150 attribute __unused__.
2152 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2154 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2155 * config/arm/arm.c (arm_arch_thumb1): Define.
2156 (arm_option_override): Initialize arm_arch_thumb1.
2157 * config/arm/arm.h (arm_arch_thumb1): Declare.
2158 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2159 support Thumb-1 ISA.
2161 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2164 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2165 `Yv' for scalar operand.
2167 2016-05-31 Tom de Vries <tom@codesourcery.com>
2169 PR tree-optimization/69068
2170 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2171 phis with more than two args.
2173 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2175 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2176 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2179 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2181 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2183 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2185 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2186 cpu_32, cpu_64, tune_32 and tune_64.
2187 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2189 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2191 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2193 2016-05-30 Andi Kleen <ak@linux.intel.com>
2195 * auto-profile.c (read_profile): Replace asserts with errors
2196 when file does not exist.
2197 * gcov-io.c (gcov_read_words): Dito.
2199 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2201 * tree-cfg.c (print_loop): Print likely upper bounds.
2203 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2205 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2206 * opts.c (default_options): Enable peel loops at -O3.
2207 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2208 (try_peel_loop): Do not re-peel already peeled loops;
2209 use likely upper bounds; fix profile updating.
2210 (pass_complete_unroll::execute): Initialize peeled_loops.
2212 2016-05-30 Martin Liska <mliska@suse.cz>
2214 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2215 computed costs by frequency of BB they belong to.
2216 (get_scaled_computation_cost_at): New function.
2218 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2219 Marc Glisse <marc.glisse@inria.fr>
2221 PR tree-optimization/71289
2222 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2224 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2226 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2228 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2230 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2231 for peeled copies; avoid underflow when updating estimates; correctly
2234 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2236 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2237 r236875. Corrected oe3 to oe2 as obvious.
2239 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2243 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2244 that inserted stmt will not dominate stmts that defines its operand.
2245 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2246 (rewrite_expr_tree_parallel): Likewise.
2248 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2251 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2252 all fields including stmt_to_insert are swapped.
2254 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2256 * predict.h (force_edge_cold): Declare.
2257 * predict.c (force_edge_cold): New function.
2258 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2260 (canonicalize_loop_induction_variables): Fix formating.
2262 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2264 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2265 (visium_expand_copysign): Use gen_int_mode directly.
2266 (visium_compute_frame_size): Minor tweaks.
2268 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2270 * tree-vect-loop.c (vect_analyze_loop_2): Use
2271 likely_max_stmt_executions_int.
2273 2016-05-30 Tom de Vries <tom@codesourcery.com>
2275 PR tree-optimization/69067
2276 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2278 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2281 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2282 New peepholes to remove unneeded fild/fistp pairs.
2283 (define_peephole2 atomic_loaddi_fpu): Ditto.
2285 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2287 * predict.c (maybe_hot_frequency_p): Avoid division.
2289 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2291 * doc/install.texi: Use https for shop.fsf.org.
2293 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2295 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2296 likely_max_stmt_executions_int.
2298 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2300 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2301 likely_max_stmt_executions_int.
2303 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2305 * profile.c (compute_branch_probabilities): Do not report hitrates
2307 (branch_prob): Report hitrates here.
2308 * predict.c (gimple_predict_edge): Do not assert profile status;
2309 fix formatting issues.
2311 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2313 * predict.c (edge_predicted_by_p): New function.
2314 (predict_paths_for_bb): Do not put multiple predictions of the same type
2317 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2319 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2322 2016-05-28 Alan Modra <amodra@gmail.com>
2324 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2326 2016-05-28 Alan Modra <amodra@gmail.com>
2328 PR rtl-optimization/71275
2329 * ira.c (ira): Free dominance info.
2331 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2333 * doc/sourcebuild.texi: New address for upstream Go repository.
2335 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2337 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2338 (TARGET_ARM_V7M): Likewise.
2340 2016-05-26 Jeff Law <law@redhat.com>
2342 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2343 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2344 * passes.def: Add jump threading passes before DOM/VRP.
2345 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2346 argument to a basic block from an edge. Remove tests which are
2348 (pass_data_thread_jumps, class pass_thread_jumps): New.
2349 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2350 (make_pass_thread_jumps): Likewise.
2351 * tree-pass.h (make_pass_thread_jumps): Declare.
2353 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2355 * config/visium/visium-protos.h (split_double_move): Rename into...
2356 (visium_split_double_move): ...this.
2357 (visium_split_double_add): Declare.
2358 * config/visium/visium.c (split_double_move): Rename into...
2359 (visium_split_double_move): ...this.
2360 (visium_split_double_add): New function.
2361 (visium_expand_copysign): Renumber operands for consistency.
2362 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2363 (DFmode move splitter): Likewise.
2364 (*addi3_insn): Split by means of visium_split_double_add.
2365 (*adddi3_insn_flags): Delete.
2366 (*plus_plus_sltu<subst_arith>): New insn.
2367 (*subdi3_insn): Split by means of visium_split_double_add.
2368 (subdi3_insn_flags): Delete.
2369 (*minus_minus_sltu<subst_arith>): New insn.
2370 (*negdi2_insn): Split by means of visium_split_double_add.
2371 (*negdi2_insn_flags): Delete.
2373 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2375 * configure.ac: Treat a --with-headers option without argument
2376 the same as the default (i.e. consult sys-include directory).
2377 * configure: Regenerate.
2379 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2381 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2382 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2384 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2385 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2387 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2390 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2391 tree-stdarg analysis results.
2392 (aarch64_setup_incoming_varargs): Likewise.
2394 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2396 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2397 va_list_gpr_counter_field and va_list_fpr_counter_field.
2399 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2402 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2403 * config/aarch64/aarch64.c
2404 (aarch64_cannot_change_mode_class): Remove function.
2405 * config/aarch64/aarch64-protos.h
2406 (aarch64_cannot_change_mode_class): Remove.
2408 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2410 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2411 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2412 get_likely_max_loop_iterations_int): New.
2413 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2414 any_likely_upper_bound.
2415 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2417 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2418 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2420 (unroll_loop_constant_iterations): Likewise.
2421 (unroll_loop_runtime_iterations): Likewise.
2422 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2423 * lto-streamer-out.c (output_cfg): Likewise.
2424 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2426 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2427 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2428 (likely_max_loop_iterations): New.
2429 (likely_max_loop_iterations_int): New.
2430 (likely_max_stmt_executions): New.
2431 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2432 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2433 likely_max_stmt_executions): Declare.
2435 2016-05-27 Marek Polacek <polacek@redhat.com>
2438 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2440 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2442 * config/s390/s390.md (2x risbg splitters): Use
2443 reg_overlap_mentioned_p instead of rtx_equal_p.
2445 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2447 * combine.c (make_compound_operation): Take known zero bits into
2448 account when checking for possible zero_extend.
2450 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2452 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
2453 Use const_int_operand for operand 2 predicate. Simplify expand code
2456 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
2459 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
2462 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2464 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
2465 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
2466 that returns CC_SESWPmode and CC_ZESWPmode.
2467 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
2469 (aarch64_rtx_costs): Likewise.
2471 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2473 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2474 for ISA 3.0 min/max support.
2475 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2476 conditional move support.
2477 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2478 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2480 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2481 conditional moves where the comparison type is different from move
2483 (fp_minmax): New code iterator for smin/smax.
2484 (minmax): New code attributes for min/max.
2485 (SMINMAX): Likewise.
2486 (smax<mode>3): Combine min, max insns into one insn using the
2487 fp_minmax code iterator. Add support for ISA 3.0 min/max
2488 instructions that don't need -ffast-math.
2489 (s<minmax><mode>3): Likewise.
2490 (smax<mode>3_vsx): Likewise.
2491 (smin<mode>3): Likewise.
2492 (s<minmax><mode>3_vsx): Likewise.
2493 (smin<mode>3_vsx): Likewise.
2494 (pre-VSX min/max splitters): Likewise.
2495 (s<minmax><mode>3_fpr): Likewise.
2496 (movsfcc): Rewrite floating point conditional moves to combine
2497 SFmode/DFmode into a single insn.
2498 (mov<mode>cc): Likewise.
2499 (movdfcc): Likewise.
2500 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
2501 SFDF2 iterators to handle all combinations.
2502 (fseldfsf4): Likewise.
2503 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
2504 (fseldfdf4): Likewise.
2505 (fselsfdf4): Likewise.
2506 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
2507 comparison instructions that set a 0/-1 mask, and use it for
2508 floating point conditional move via XXSEL.
2509 (fpmask<mode>): Likewise.
2510 (xxsel<mode>): Likewise.
2511 * config/rs6000/predicates.md (min_max_operator): Delete, no
2513 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
2514 instructions that generate a 0/-1 mask for use with XXSEL.
2515 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
2516 say whether floating point min/max is available, either through
2517 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
2518 (TARGET_MINMAX_DF): Likewise.
2520 2016-05-27 Alan Modra <amodra@gmail.com>
2522 PR rtl-optimization/71275
2523 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
2524 for update_equiv_regs and combine_and_move_insns.
2526 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
2528 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
2529 if_then_else or cond RTXes to calculate attribute value.
2530 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
2531 <attr "length_immediate>: Ditto.
2532 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
2533 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
2534 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
2535 <attr "type">: Ditto.
2536 <attr "prefix_data16">: Ditto.
2537 <attr "prefix_extra">: Ditto.
2538 <attr "length_immediate">: Ditto.
2539 <attr "prefix">: Ditto.
2540 (vec_set<mode>_0) <attr "isa">: Ditto.
2541 <attr "prefix_extra">: Ditto.
2542 <attr "length_immediate">: Ditto.
2543 <attr "prefix">: Ditto.
2544 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
2545 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
2546 (sse2_storelpd) <attr "prefix_data16">: Ditto.
2547 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
2548 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
2549 <attr "length_immediate">: Ditto.
2550 <attr "prefix">: Ditto.
2551 (sse2_movsd) <attr "length_immediate">: Ditto.
2552 <attr "prefix">: Ditto.
2553 (vec_concatv2df) <attr "isa">: Ditto.
2554 <attr "prefix">: Ditto.
2555 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
2556 (*vec_extractv2di_1) <attr "isa">: Ditto.
2557 <attr "type">: Ditto.
2558 <attr "length_immediate">: Ditto.
2559 <attr "prefix_rex">: Ditto.
2560 <attr "prefix_extra">: Ditto.
2561 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
2562 <attr "prefix_extra">: Ditto.
2563 <attr "length_immediate">: Ditto.
2564 (vec_concatv2di) <attr "isa">: Ditto.
2565 <attr "prefix_extra">: Ditto.
2566 <attr "length_immediate">: Ditto.
2567 <attr "prefix">: Ditto.
2569 2016-05-26 Martin Liska <mliska@suse.cz>
2571 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
2573 (operator+): Likewise.
2574 (operator-): Likewise.
2575 (comp_cost::operator+=): Likewise.
2576 (comp_cost::operator-=): Likewise.
2577 (comp_cost::operator/=): Likewise.
2578 (comp_cost::operator*=): Likewise.
2579 (operator<): Likewise.
2580 (operator==): Likewise.
2581 (operator<=): Likewise.
2583 (infinite_cost_p): Likewise.
2584 (add_costs): Likewise.
2585 (sub_costs): Likewise.
2586 (compare_costs): Likewise.
2587 (set_group_iv_cost): Use the newly introduced functions.
2588 (get_address_cost): Likewise.
2589 (get_shiftadd_cost): Likewise.
2590 (force_expr_to_var_cost): Likewise.
2591 (split_address_cost): Likewise.
2592 (ptr_difference_cost): Likewise.
2593 (difference_cost): Likewise.
2594 (get_computation_cost_at): Likewise.
2595 (determine_group_iv_cost_generic): Likewise.
2596 (determine_group_iv_cost_address): Likewise.
2597 (determine_group_iv_cost_cond): Likewise.
2598 (autoinc_possible_for_pair): Likewise.
2599 (determine_group_iv_costs): Likewise.
2600 (cheaper_cost_pair): Likewise.
2601 (iv_ca_recount_cost): Likewise.
2602 (iv_ca_set_no_cp): Likewise.
2603 (iv_ca_set_cp): Likewise.
2604 (iv_ca_cost): Likewise.
2605 (iv_ca_new): Likewise.
2606 (iv_ca_dump): Likewise.
2607 (iv_ca_narrow): Likewise.
2608 (iv_ca_prune): Likewise.
2609 (iv_ca_replace): Likewise.
2610 (try_add_cand_for): Likewise.
2611 (try_improve_iv_set): Likewise.
2612 (find_optimal_iv_set): Likewise.
2614 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
2616 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
2617 that internal functions will clobber all caller-saved registers.
2619 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2621 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
2622 Return a better case_values_threshold when optimizing.
2624 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2626 * config/aarch64/aarch64-simd.md (aarch64_combinez):
2627 Add ? to integer variant.
2628 (aarch64_combinez_be): Likewise.
2630 2016-05-26 Jakub Jelinek <jakub@redhat.com>
2632 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
2633 instead of x constraint.
2634 (vcvtps2ph256<mask_name>): Likewise.
2636 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
2637 alternative. Formatting fix.
2639 * config/i386/sse.md
2640 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
2642 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
2643 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
2644 maybe_evex prefix instead of vex.
2645 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
2646 EXT_REX_SSE_REG_P (op0) case in the splitter.
2648 2016-05-25 Jeff Law <law@redhat.com>
2650 PR tree-optimization/71272
2651 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
2652 Update comments. Add test for empty path.
2654 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
2656 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
2657 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
2658 special case builtin.
2659 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2660 code for ALTIVEC_BUILTIN_VEC_CMPNE.
2661 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2662 for __builtin_vec_cmpne.
2664 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
2666 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
2667 redundant test and bail out if the type of the new operand is not
2668 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
2670 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2672 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
2673 (x_ix86_target_flags_explicit): Remove.
2674 * config/i386/i386.c (ix86_function_specific_save): Do not copy
2675 x_ix86_target_flags_explicit.
2676 (ix86_function_specific_restore): Ditto.
2678 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2679 H.J. Lu <hongjiu.lu@intel.com>
2682 * common/config/i386/i386-common.c
2683 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
2684 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
2685 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
2686 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
2687 (-mgeneral-regs-only): Add new option.
2688 * config/i386/i386.c (ix86_option_override_internal): Don't enable
2689 x87 instructions if only general registers are allowed.
2690 (ix86_target_string): Add ix86_flags argument. Handle additional
2691 flags options through ix86_flags argument. Update all callers.
2692 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
2694 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2696 PR rtl-optimization/66940
2697 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
2698 decrementing desired_val will not overflow before performing these
2701 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
2703 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
2704 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
2705 * config/i386/i386.c (enum ix86_builtins): Add
2706 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
2707 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
2708 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
2709 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
2710 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
2711 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
2712 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
2713 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
2714 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
2715 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
2716 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
2717 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
2718 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
2719 __builtin_ia32_cvtps2dq512_mask.
2720 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
2721 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
2722 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
2723 * config/i386/sse.md
2724 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
2726 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
2727 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
2729 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
2730 (avx512f_vec_pack_sfix_v8df): New define_expand.
2731 (avx512f_roundpd512): Rename to ...
2732 (avx512f_round<castmode>512): ... this. Change iterator.
2733 (avx512f_roundps512_sfix): New define_expand.
2734 (round<mode>2_sfix): Change iterator.
2736 2016-05-25 Nick Clifton <nickc@redhat.com>
2738 * config/msp430/msp430.c (msp430_attr): Produce an error if a
2739 static interrupt handler is detected.
2740 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
2741 default linker script.
2742 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
2743 the low part of a symbolic pointer.
2745 2016-05-25 Richard Biener <rguenther@suse.de>
2747 PR tree-optimization/71261
2748 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
2749 interesting stmt instead of immediate uses when looking
2750 for the use operand to replace.
2752 2016-05-25 Martin Liska <mliska@suse.cz>
2754 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
2756 2016-05-25 Richard Biener <rguenther@suse.de>
2758 PR tree-optimization/71264
2759 * tree-vect-stmts.c (vect_init_vector): Properly deal with
2762 2016-05-25 Martin Liska <mliska@suse.cz>
2764 PR tree-optimization/71239
2765 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
2766 if DECL_SIZE is NULL.
2768 2016-05-25 Richard Biener <rguenther@suse.de>
2770 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
2771 * tree-if-conv.c (pass_data_if_conversion): Use it.
2773 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2775 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
2776 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
2777 * varpool.c (varpool_node::get_availability): Likewise.
2779 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2781 * config/rs6000/altivec.md (VNEG iterator): New iterator for
2782 VNEGW/VNEGD instructions.
2783 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
2784 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
2785 support for ISA 3.0 VNEGW/VNEGD instructions.
2787 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2789 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
2790 pointers inside OACC_DATA regions.
2791 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
2792 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
2793 (gimplify_adjust_omp_clauses): Fix typo in comment.
2795 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2797 * config/rs6000/altivec.md (VParity): New mode iterator for vector
2798 parity built-in functions.
2799 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
2801 (p9v_parity<mode>2): Likewise.
2802 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
2804 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
2805 (parity<mode>2): ISA 3.0 expander for vector parity.
2806 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
2808 (BU_P9_64BIT_MISC_0): Likewise.
2809 (BU_P9_MISC_0): Likewise.
2810 (BU_P9V_AV_1): Likewise.
2811 (BU_P9V_AV_2): Likewise.
2812 (BU_P9V_AV_3): Likewise.
2813 (BU_P9V_AV_P): Likewise.
2814 (BU_P9V_VSX_1): Likewise.
2815 (BU_P9V_OVERLOAD_1): Likewise.
2816 (BU_P9V_OVERLOAD_2): Likewise.
2817 (BU_P9V_OVERLOAD_3): Likewise.
2818 (VCTZB): Add vector count trailing zeros support.
2822 (VPRTYBD): Add vector parity support.
2823 (VPRTYBQ): Likewise.
2824 (VPRTYBW): Likewise.
2825 (VCTZ): Add overloaded vector count trailing zeros support.
2826 (VPRTYB): Add overloaded vector parity support.
2827 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2828 overloaded vector count trailing zeros and parity instructions.
2829 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
2830 vector parity support.
2831 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
2832 trailing zeros support.
2833 (vec_cntlz): Likewise.
2834 (vec_vctzb): Likewise.
2835 (vec_vctzd): Likewise.
2836 (vec_vctzh): Likewise.
2837 (vec_vctzw): Likewise.
2838 (vec_vprtyb): Add ISA 3.0 vector parity support.
2839 (vec_vprtybd): Likewise.
2840 (vec_vprtybw): Likewise.
2841 (vec_vprtybq): Likewise.
2842 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2843 the ISA 3.0 vector count trailing zeros and vector parity built-in
2846 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2848 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
2849 when there is stmt_to_insert.
2851 2016-05-24 Martin Sebor <msebor@redhat.com>
2854 * tree.h (complete_or_array_type_p): New inline function.
2856 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2858 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
2859 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
2860 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
2862 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
2863 Limit 1st alternative to noavx isa, split 2nd alternative into one
2864 noavx and one avx alternative, use *x and Bm in the former and
2865 x and m in the latter.
2867 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
2868 of sse4 for the first alternative, drop %v from the template
2869 and d operand modifier. Split second alternative into one sse4_noavx
2870 and one avx alternative, use *x instead of *v in the former and v
2871 instead of *v in the latter.
2872 (*sse4_1_extractps): Use noavx isa instead of * for the first
2873 alternative, drop %v from the template. Split second alternative into
2874 one noavx and one avx alternative, use *x instead of *v in the
2875 former and v instead of *v in the latter.
2876 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
2877 with noavx and the last one with avx.
2878 (sse4_1_phminposuw): Guard first alternative with noavx isa,
2879 split the second one into one noavx and one avx alternative,
2880 use *x and Bm in the former and x and m in the latter one.
2881 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
2884 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
2885 first two alternatives to noavx, use *x instead of *v in the second
2886 one, add avx alternative without *.
2887 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
2888 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
2889 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
2891 2016-05-24 Jeff Law <law@redhat.com>
2893 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
2894 New function, extracted from...
2895 (fsm_find_control_statement_thread_paths): Here. Use the new function.
2896 Allow simple copies and constant initializations in the SSA chain.
2898 2016-05-24 Marek Polacek <polacek@redhat.com>
2901 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
2904 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2907 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
2908 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
2909 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
2910 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
2911 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
2913 2016-05-24 Richard Biener <rguenther@suse.de>
2915 PR tree-optimization/71240
2916 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
2919 2016-05-24 Richard Biener <rguenther@suse.de>
2921 PR tree-optimization/71230
2922 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
2924 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2926 * tree-vectorizer.h (vectorizable_comparison): Delete.
2927 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
2928 PURE_SLP_STMT check.
2929 * tree-vect-stmts.c (vectorizable_call): Likewise.
2930 (vectorizable_simd_clone_call): Likewise.
2931 (vectorizable_conversion): Likewise.
2932 (vectorizable_assignment): Likewise.
2933 (vectorizable_shift): Likewise.
2934 (vectorizable_operation): Likewise.
2935 (vectorizable_load): Likewise.
2936 (vectorizable_condition): Likewise.
2937 (vectorizable_store): Likewise. Assert that we don't have
2939 (vectorizable_comparison): Make static. Remove redundant
2940 PURE_SLP_STMT check.
2941 (vect_transform_stmt): Assert that we always have an slp_node
2944 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2946 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
2947 operands[2] against 1 with comparison against CONST1_RTX.
2948 (<shift>di3_neon): Likewise.
2949 * config/arm/predicates.md (const0_operand): Replace with comparison
2952 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2954 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
2955 operands[2] against 1 with comparison against CONST1_RTX.
2956 (ashrdi3): Likewise.
2957 (lshrdi3): Likewise.
2958 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
2960 (ashrsi3): Likewise.
2961 (lshrsi3): Likewise.
2962 (rotrsi3): Likewise.
2963 (define_split above *compareqi_eq0): Likewise.
2964 (define_split above "prologue"): Likewise.
2965 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
2966 * config/arm/predicates.md (shift_operator): Likewise.
2967 (shift_nomul_operator): Likewise.
2968 (sat_shift_operator): Likewise.
2969 (thumb1_cmp_operand): Likewise.
2970 (const_neon_scalar_shift_amount_operand): Replace manual range
2971 check with IN_RANGE.
2972 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
2973 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
2975 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2977 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
2978 with HOST_WIDE_INT_1.
2980 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
2981 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
2982 (arm_canonicalize_comparison): Likewise.
2983 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
2985 (thumb1_size_rtx_costs): Likewise.
2986 (vfp_const_double_index): Replace cast of 1 to unsigned
2987 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2988 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
2990 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
2991 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2992 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
2993 HOST_WIDE_INT with HOST_WIDE_INT_1.
2995 2016-05-24 Marek Polacek <polacek@redhat.com>
2997 * tree-cfg.h (should_remove_lhs_p): New predicate.
2998 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
2999 * gimplify.c (gimplify_modify_expr): Likewise.
3000 * tree-cfg.c (verify_gimple_call): Likewise.
3001 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3002 * gimple-fold.c: Include "tree-cfg.h".
3003 (gimple_fold_call): Use should_remove_lhs_p.
3005 2016-05-24 Richard Biener <rguenther@suse.de>
3007 PR tree-optimization/71253
3008 * cfganal.h (control_dependences): Make robust against edge
3010 (control_dependences::control_dependences): Remove edge_list argument.
3011 (control_dependences::get_edge): Remove.
3012 (control_dependences::get_edge_src): Add.
3013 (control_dependences::get_edge_dest): Likewise.
3014 (control_dependences::m_el): Make a vector of edge src/dest index.
3015 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3016 (control_dependences::control_dependences): Likewise.
3017 (control_dependences::~control_dependence): Likewise.
3018 (control_dependences::get_edge): Remove.
3019 (control_dependences::get_edge_src): Add.
3020 (control_dependences::get_edge_dest): Likewise.
3021 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3023 (perform_tree_ssa_dce): Adjust.
3024 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3026 (pass_loop_distribution::execute): Adjust. Do loop destroying
3027 conditional on changed.
3029 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3032 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3033 return. Reindent transformation comment and mention the ARM state
3036 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3039 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3040 after build_and_add_sum creates new use stmt.
3042 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3044 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3045 load_lanes/grouped_load classification comes first. Don't check
3046 whether the vectorization factor is a multiple of the group size
3049 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3051 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3052 GROUP_GAP for single-element interleaving.
3053 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3056 2016-05-24 Richard Biener <rguenther@suse.de>
3060 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3061 bases which are accessed with non-invariant indices.
3062 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3063 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3065 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3068 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3069 (add_to_ops_vec): Add stmt_to_insert.
3070 (add_repeat_to_ops_vec): Init stmt_to_insert.
3071 (insert_stmt_before_use): New.
3072 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3074 (get_ops): Init stmt_to_insert.
3075 (maybe_optimize_range_tests): Likewise.
3076 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3077 (rewrite_expr_tree_parallel): Likewise.
3078 (reassociate_bb): Likewise.
3080 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3083 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3084 ISA 3.0 xxperm fusion alternative.
3085 (altivec_vperm_v8hiv16qi): Likewise.
3086 (altivec_vperm_<mode>_uns_internal): Likewise.
3087 (vperm_v8hiv4si): Likewise.
3088 (vperm_v16qiv8hi): Likewise.
3090 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3091 Kelvin Nilsen <kelvin@gcc.gnu.org>
3093 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3094 vpermr/xxpermr on ISA 3.0.
3095 (altivec_expand_vec_perm_le): Likewise.
3096 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3097 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3100 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3102 * config/i386/i386.h (IS_STACK_MODE): Enable for
3103 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3104 SSE_FLOAT_MODE_P macros.
3105 * config/i386/i386.c (ix86_preferred_reload_class): Use
3106 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3107 Cleanup regclass processing for CONST_DOUBLE_P.
3108 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3109 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3110 with IS_STACK_MODE macro.
3111 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3113 (*movdf_internal): Use IS_STACK_MODE macro.
3114 (*movsf_internal): Ditto.
3116 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3118 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3119 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3121 2016-05-23 Jeff Law <law@redhat.com>
3123 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3125 (fsm_find_control_statement_thread_paths): Call it.
3127 2016-05-23 Martin Jambor <mjambor@suse.cz>
3130 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3131 from_global_constant if t is not NULL.
3133 2016-05-23 Marek Polacek <polacek@redhat.com>
3136 * common.opt (Wswitch-unreachable): New option.
3137 * doc/invoke.texi: Document -Wswitch-unreachable.
3138 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3141 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3143 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3144 TMR_INDEX is non-NULL.
3146 2016-05-23 Richard Biener <rguenther@suse.de>
3148 PR tree-optimization/71230
3149 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3150 (try_special_add_to_ops): ... here. Always test for single-use.
3152 2016-05-23 Martin Jambor <mjambor@suse.cz>
3154 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3155 default block if a PHI node in the original one would be resized.
3157 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3159 PR tree-optimization/58135
3160 * tree-vect-slp.c: When group size is not multiple
3161 of vector size, allow splitting of store group at
3164 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3166 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3168 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3170 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3171 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3172 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3175 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3176 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3177 v constraint instead of x and vinserti32x4 insn.
3179 * config/i386/sse.md (i128vldq): New mode iterator.
3180 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3181 avx512dq and avx512vl alternatives.
3183 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3184 constraint, use maybe_evex prefix instead of vex.
3185 (vec_dupv4sf): Use v constraint instead of x for output
3186 operand except for noavx alternative, use Yv constraint
3187 instead of x for input. Use maybe_evex prefix instead of vex.
3188 (*vec_dupv4si): Likewise.
3189 (*vec_dupv2di): Likewise.
3191 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3194 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3195 (linearize_expr_tree): Call try_special_add_to_ops.
3196 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3198 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3200 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3201 to computed stack_usage.
3203 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3206 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3207 operand is subreg (symbol_ref) then move the symbol ref to register.
3209 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3211 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3213 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3216 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3219 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3221 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3222 ranges by calling get_single_symbol and tidy up. Look more closely
3223 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3225 2016-05-20 Jeff Law <law@redhat.com>
3227 * bitmap.c (bitmap_find_bit): Remove useless test.
3229 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3231 * function.c (thread_prologue_and_epilogue_insns): Commit the
3232 insertion of the epilogue.
3234 2016-05-20 Martin Jambor <mjambor@suse.cz>
3236 PR tree-optimization/70884
3237 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3238 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3239 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3240 of constant pool data as a reason for scalarization.
3242 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3244 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3245 for naked functions.
3246 (thumb1_expand_prologue): Likewise.
3248 2016-05-20 Nathan Sidwell <nathan@acm.org>
3250 * config/nvptx/nptx.c (nvptx_option_override): Only set
3251 flag_toplevel_reorder, if not explicitly specified. Set
3252 flag_no_common, unless explicitly specified.
3254 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3256 * calls.c (can_implement_as_sibling_call_p): Mark param
3257 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3259 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3261 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3262 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3263 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3265 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3266 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3269 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3271 * config/nvptx/nvptx.md (sincossf3): New pattern.
3273 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3275 * calls.c (maybe_complain_about_tail_call): New function.
3276 (initialize_argument_information): Call
3277 maybe_complain_about_tail_call when clearing *may_tailcall.
3278 (can_implement_as_sibling_call_p): Call
3279 maybe_complain_about_tail_call when returning false.
3280 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3281 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3282 if tail-call optimization fails.
3283 * cfgexpand.c (expand_call_stmt): Initialize
3284 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3285 * gimple-pretty-print.c (dump_gimple_call): Dump
3286 gimple_call_must_tail_p.
3287 * gimple.c (gimple_build_call_from_tree): Call
3288 gimple_call_set_must_tail with the value of
3289 CALL_EXPR_MUST_TAIL_CALL.
3290 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3291 (gimple_call_set_must_tail): New function.
3292 (gimple_call_must_tail_p): New function.
3293 * print-tree.c (print_node): Update printing of TREE_STATIC
3294 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3295 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3296 trailing comment listing applicable flags.
3297 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3299 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3301 * calls.c (expand_call): Move "Rest of purposes for tail call
3302 optimizations to fail" to...
3303 (can_implement_as_sibling_call_p): ...this new function, and
3304 split into multiple "if" statements.
3306 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3308 * cfgloop.h (expected_loop_iterations_unbounded,
3309 expected_loop_iterations): Unconstify.
3310 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3311 profile with known upper bound; return 3 when profile is absent.
3312 (expected_loop_iterations): Update.
3314 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3316 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3317 and get_max_loop_iterations_int.
3319 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3321 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3322 realistic upper bounds here.
3324 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3327 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3328 calls if the LHS is variable length or has addressable type.
3329 If targets[0]->decl is a noreturn call with void return type and
3330 zero arguments, adjust fntype and remove lhs in that case.
3332 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3334 PR tree-optimization/71079
3335 PR tree-optimization/71206
3336 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3338 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3340 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3341 (get_vec_alignment_for_array_decl): Likewise.
3342 (get_vec_alignment_for_record_decl): Likewise.
3343 (increase_alignment::execute): Move code to find alignment to
3344 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3345 (type_align_map): New hash_map.
3347 2016-05-20 Richard Guenther <rguenther@suse.de>
3349 PR tree-optimization/29756
3350 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3351 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3352 * fold-const.c (operand_equal_p): Likewise.
3353 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3354 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3355 * tree-inline.c (estimate_operator_cost): Likewise.
3356 * tree-pretty-print.c (dump_generic_node): Likewise.
3357 * tree-ssa-operands.c (get_expr_operands): Likewise.
3358 * cfgexpand.c (expand_debug_expr): Likewise.
3359 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3360 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3361 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3362 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3363 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3364 (execute_update_addresses_taken): Do it.
3366 2016-05-20 Richard Biener <rguenther@suse.de>
3368 PR tree-optimization/71185
3369 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3370 register operations.
3372 2016-05-20 Richard Biener <rguenther@suse.de>
3374 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3375 gimple_seq_add_seq_without_update.
3376 (release_bb_predicate): Assert we have no operands to free.
3377 (if_convertible_loop_p_1): Calculate post dominators later.
3378 Do not free BB predicates here.
3379 (combine_blocks): Do not recompute BB predicates.
3380 (version_loop_for_if_conversion): Save BB predicates around
3383 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3385 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3386 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3387 code. Ignore sibcalls on EDGE_IGNORE edges.
3388 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3389 on edges for sibcalls that run without prologue. The rest of the
3390 function is combined from...
3391 (fix_fake_fallthrough_edge): ... this, and ...
3392 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3393 function argument, make it a local variable.
3395 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3397 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3398 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3399 for 32-bit mode and SEH for 64-bit.
3400 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3401 TARGET_64BIT_DEFAULT.
3403 2016-05-19 Ryan Burn <contact@rnburn.com>
3405 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3406 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3408 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3410 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3411 force pending loads from memory.
3413 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3415 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3416 (UNSPEC_DARN_32): New unspec constant.
3417 (UNSPEC_DARN_RAW): New unspec constant.
3418 (darn_32): New instruction.
3419 (darn_raw): New instruction.
3420 (darn): New instruction.
3421 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3422 support and documentation for this macro.
3423 (BU_P9_MISC_1): New macro definition.
3424 (BU_P9_64BIT_MISC_0): New macro definition.
3425 (BU_P9_MISC_0): New macro definition.
3426 (darn_32): New builtin definition.
3427 (darn_raw): New builtin definition.
3428 (darn): New builtin definition.
3429 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3430 RS6000_BUILTIN_0 directives to surround each occurrence of
3431 #include "rs6000-builtin.def".
3432 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3433 RS6000_BTM_64BIT flags to the returned mask, depending on
3435 (def_builtin): Correct an error in the assignments made to the
3436 debugging variable attr_string.
3437 (rs6000_expand_builtin): Add support for no-operand built-in
3439 (builtin_function_type): Remove fatal_error assertion that is no
3441 (rs6000_common_init_builtins): Add support for no-operand built-in
3443 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3445 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3447 (RS6000_BTM_64BIT): New macro definition.
3448 * doc/extend.texi: Document __builtin_darn (void),
3449 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3452 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
3454 * tree-vect-loop.c (vect_analyze_loop_2): Use also
3455 max_loop_iterations_int.
3457 2016-05-19 Marek Polacek <polacek@redhat.com>
3459 PR tree-optimization/71031
3460 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3461 condition and adjust the code a bit.
3463 2016-05-19 Martin Liska <mliska@suse.cz>
3465 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
3466 auto_vec instead of vec.
3468 2016-05-19 Martin Liska <mliska@suse.cz>
3470 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
3472 2016-05-19 Martin Liska <mliska@suse.cz>
3474 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
3476 2016-05-19 Martin Liska <mliska@suse.cz>
3478 * ipa-pure-const.c (set_function_state): Remove an existing
3480 (remove_node_data): Do not free it as it's released
3481 in set_function_state.
3483 2016-05-19 Martin Liska <mliska@suse.cz>
3485 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
3488 2016-05-19 Martin Liska <mliska@suse.cz>
3490 * omp-simd-clone.c (simd_clone_adjust): Release vector.
3492 2016-05-19 Martin Liska <mliska@suse.cz>
3494 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
3495 an auto_vec instead of re-creating it.
3497 2016-05-19 Martin Liska <mliska@suse.cz>
3499 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
3500 auto_vec instead of vec.
3502 2016-05-19 Martin Liska <mliska@suse.cz>
3504 * lto-section-in.c (lto_get_section_data): Call
3505 lto_check_version with additional argument.
3506 * lto-streamer.c (lto_check_version): Add new argument.
3507 * lto-streamer.h (lto_check_version): Likewise.
3509 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3511 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
3512 Don't add cost of inner memory when handling sign-extended loads.
3514 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
3516 PR rtl-optimization/71148
3517 * cse.c (cse_main): Free dominance info.
3518 (rest_of_handle_cse): Don't free dominance info.
3519 (rest_of_handle_cse2): Likewise.
3520 (rest_of_handle_cse_after_global_opts): Likewise.
3522 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3525 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3526 NULL_TREE early if NEON is not available. Remove now redundant check
3527 in ARM_CHECK_BUILTIN_MODE.
3529 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
3532 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
3533 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
3534 * doc/cpp.texi: Document new macros.
3536 2016-05-19 Bin Cheng <bin.cheng@arm.com>
3538 PR tree-optimization/69848
3539 * tree-vect-loop.c (vectorizable_reduction): Don't factor
3540 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
3542 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3544 * function.c (thread_prologue_and_epilogue_insn): Move the
3545 "goto epilogue_done" one block later.
3547 2016-05-19 Richard Biener <rguenther@suse.de>
3549 PR tree-optimization/70729
3550 * passes.def: Move LIM pass before PRE. Remove no longer
3551 required copyprop and move first DCE out of the loop pipeline.
3553 2016-05-18 David Malcolm <dmalcolm@redhat.com>
3556 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
3557 (OBJS-libcommon-target): ...here.
3558 * opts-common.c: Include spellcheck.h.
3559 (cmdline_handle_error): Build a vec of valid options and use it
3560 to suggest provide hints for misspelled arguments.
3562 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3565 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
3566 lhs if it has TREE_ADDRESSABLE type.
3568 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
3571 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
3572 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
3574 2016-05-18 Martin Jambor <mjambor@suse.cz>
3577 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
3578 input for NOP_EXPR pass-through functions.
3579 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
3580 aggregate global constant VAR_DECLs in constant jump functions.
3582 2016-05-18 Martin Jambor <mjambor@suse.cz>
3585 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
3586 from TREE_READONLY parameters.
3588 2016-05-18 Martin Jambor <mjambor@suse.cz>
3591 * cgraph.h (cgraph_indirect_call_info): New field
3592 guaranteed_unmodified.
3593 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
3594 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3596 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
3597 pass the parameter value to ipa_find_agg_cst_for_param.
3598 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
3599 guaranteed_unmodified, store AA results there instead of bailing out
3601 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
3602 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
3603 (find_constructor_constant_at_offset): New function.
3604 (ipa_find_agg_cst_from_init): Likewise.
3605 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
3606 static initializers of contants, report back through a new paameter
3607 from_global_constant if that was the case.
3608 (try_make_edge_direct_simple_call): Also pass parameter value to
3609 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3611 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
3612 (ipa_read_indirect_edge_info): Likewise.
3613 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
3614 (ipa_load_from_parm_agg): Likewise.
3616 2016-05-18 Jiong Wang <jiong.wang@arm.com>
3618 PR rtl-optimization/71150
3619 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
3622 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3625 * config/rs6000/constraints.md (wE constraint): New constraint
3626 for a vector constant that can be loaded with XXSPLTIB.
3627 (wM constraint): New constraint for a vector constant of a 1's.
3628 (wS constraint): New constraint for a vector constant that can be
3629 loaded with XXSPLTIB and a vector sign extend instruction.
3630 * config/rs6000/predicates.md (xxspltib_constant_split): New
3631 predicates for wE/wS constraints.
3632 (xxspltib_constant_nosplit): Likewise.
3633 (easy_vector_constant): Add support for constants that can be
3634 loaded via XXSPLTIB.
3635 (all_ones_constant): New predicate for vector constant with all
3637 (splat_input_operand): Add support for ISA 3.0 word splat operations.
3638 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
3639 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
3640 instruction and possibly with a sign extension.
3641 (output_vec_const_move): Add support for XXSPLTIB. If we are
3642 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
3643 instead of XXLXOR/XXLORC.
3644 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
3646 (rs6000_legitimize_reload_address): Likewise.
3647 (rs6000_output_move_128bit): Use output_vec_const_move to emit
3649 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
3650 combine VSX_M and VSX_M2 into one iterator.
3652 (VSINT_84): New iterators for loading constants with XXSPLTIB.
3653 (VSINT_842): Likewise.
3654 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
3655 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
3656 XXSPLTIB instruction.
3657 (xxspltib_<mode>_nosplit): Likewise.
3658 (xxspltib_<mode>_split): New insn to load up constants with
3659 XXSPLTIB and a sign extend instruction.
3660 (vsx_mov<mode>): Replace single move that handled all vector types
3661 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
3662 moves (when -mvsx-timode is in effect) into the main vector
3663 moves. Eliminate separate moves for <VSr> <VSa>, where the
3664 preferred register class (<VSr>) is listed first, and the
3665 secondary register class (<VSa>) is listed second with a '?' to
3666 discourage use. Prefer loading 0/-1 in any VSX register for ISA
3667 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
3668 that if the register was involved in a slow operation, the
3669 clear/set operation does not wait for the slow operation to
3670 finish. Adjust the length attributes for 32-bit mode. Use
3671 rs6000_output_move_128bit and drop the use of the string
3672 instructions for 32-bit movti when -mvsx-timode is in effect. Use
3673 spacing so that the alternatives and attributes don't generate
3674 long lines, and put things in columns, so that it is easier to
3675 match up the operands and attributes with the insn alternatives.
3676 (vsx_mov<mode>_64bit): Likewise.
3677 (vsx_mov<mode>_32bit): Likewise.
3678 (vsx_movti_64bit): Fold movti into normal vector moves.
3679 (vsx_movti_32bit): Likewise.
3680 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
3682 (vsx_splat_v4si_internal): Likewise.
3683 (vsx_splat_v4sf_internal): Likewise.
3684 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
3685 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
3686 extend vector elements.
3687 (vsx_sign_extend_hi_<mode>): Likewise.
3688 (vsx_sign_extend_si_v2di): Likewise.
3689 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
3691 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
3692 constraints. Add trailing period to wL documentation.
3694 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
3697 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
3698 * tree-dfa.c (replace_abnormal_ssa_names): New function.
3699 * tree-call-cdce.c: Include tree-dfa.h.
3700 (can_guard_call_p): New function, extracted from...
3701 (can_use_internal_fn): ...here.
3702 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
3704 (shrink_wrap_one_built_in_call): Likewise.
3705 (use_internal_fn): Likewise.
3706 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
3707 and return void. Call replace_abnormal_ssa_names.
3708 (pass_call_cdce::execute): Check can_guard_call_p during the
3709 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
3710 will always change something.
3712 2016-05-18 Martin Jambor <mjambor@suse.cz>
3715 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
3716 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
3718 2016-05-18 Martin Jambor <mjambor@suse.cz>
3721 * ipa-inline.h (condition): New field size.
3722 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
3723 for comaprison and store it into the new condition.
3724 (evaluate_conditions_for_known_args): Use condition size to check
3725 access sizes for all but CHANGED conditions.
3726 (unmodified_parm_1): New parameter size_p, store access size into it.
3727 (unmodified_parm): Likewise.
3728 (unmodified_parm_or_parm_agg_item): Likewise.
3729 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
3730 (set_cond_stmt_execution_predicate): Extract access sizes and store
3732 (set_switch_stmt_execution_predicate): Likewise.
3733 (will_be_nonconstant_expr_predicate): Likewise.
3734 (will_be_nonconstant_predicate): Likewise.
3735 (inline_read_section): Stream condition size.
3736 (inline_write_summary): Likewise.
3738 2016-05-18 Richard Biener <rguenther@suse.de>
3740 * tree-ssa-loop-im.c (determine_max_movement): Properly add
3741 condition cost to PHI cost instead of total_cost.
3743 2016-05-18 Martin Liska <mliska@suse.cz>
3746 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
3749 2016-05-18 Richard Biener <rguenther@suse.de>
3751 * lto-streamer.h (LTO_major_version): Bump to 6.
3753 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3755 * function.c (make_split_prologue_seq, make_prologue_seq,
3756 make_epilogue_seq): New functions, factored out from...
3757 (thread_prologue_and_epilogue_insns): Here.
3759 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3761 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
3762 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
3763 of before. Add a comment.
3765 2016-05-18 Bin Cheng <bin.cheng@arm.com>
3767 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
3768 expression pointer, not pointer to the pointer.
3770 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3772 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
3773 (avx2_pbroadcast<mode>): Add another alternative with v instead
3774 of x constraints in it, using <pbroadcast_evex_isa> isa.
3775 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
3777 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
3778 constraint x instead of v in second alternative, add avx512bw
3781 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
3782 constraint x instead of v in second alternative, add avx512bw
3785 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
3786 constraint x instead of v in second alternative, add avx512bw
3789 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
3790 avx512bw alternative.
3792 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3794 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
3796 (define_insn "*andnottf3"): Ditto.
3797 (define_insn "*<code><mode>3"/any_logic): Ditto.
3798 (define_insn "*<code>tf3"/any_logic): Ditto.
3799 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
3800 operand to block AVX-512VL insn variant emit when it is not enabled.
3802 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3804 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
3805 constraint fot SF mode.
3807 2016-05-18 Petr Murzin <petr.murzin@intel.com>
3808 Kirill Yukhin <kirill.yukhin@intel.com>
3810 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
3812 (define_insn "rsqrt14<mode>"): Ditto.
3813 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
3814 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
3815 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
3816 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
3817 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
3819 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
3820 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
3821 * config/i386/i386.c (ix86_print_operand): Expand check for size
3822 override codes for Intel syntax.
3824 2016-05-18 Richard Biener <rguenther@suse.de>
3826 PR tree-optimization/71168
3827 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
3828 initialization earlier.
3830 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
3832 * config/aarch64/aarch64-simd.md
3833 (aarch64_reduc_plus_internal<mode>): Rename to...
3834 (reduc_plus_scal): ...This, and remove previous implementation.
3836 2016-05-18 Richard Biener <rguenther@suse.de>
3838 * passes.def: Put late dse and cd_dce in canonical order.
3840 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
3842 * ipa-inline-transform.c (preserve_function_body_p): Look for
3843 first non-thunk clone.
3844 (save_function_body): Save into first non-thunk.
3845 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
3847 (lto_output_node): Inline thunks don't need body in every
3849 * lto-streamer-in.c: Do not fixup thunk clones.
3850 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
3852 * tree-inline.c (copy_bb): Be prepared for target node to be new after
3855 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3858 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
3859 (reassociate_bb): Call transform_add_to_multiply.
3861 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3863 * config/aarch64/aarch64.c (all_extensions): Removed unused
3866 2016-05-17 Nathan Sidwell <nathan@acm.org>
3868 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
3869 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
3871 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
3873 PR tree-optimization/54579
3875 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
3877 2016-05-17 Marek Polacek <polacek@redhat.com>
3880 * tree-inline.c (expand_call_inline): Call
3881 maybe_remove_unused_call_args.
3883 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
3885 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
3886 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
3887 * doc/md.texi (fmin@var{m}3): Likewise.
3889 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3891 * match.pd (X & C): New transformation.
3893 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3895 * match.pd (~X & Y): New transformation.
3897 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3899 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
3900 information for new SSA_NAME.
3901 (simplify_conversion_using_ranges): Get range through get_range_info
3902 instead of get_value_range.
3904 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3906 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
3907 Remove inline assembly.
3908 (vmvn_s16): Likewise.
3909 (vmvn_s32): Likewise.
3910 (vmvn_u8): Likewise.
3911 (vmvn_u16): Likewise.
3912 (vmvn_u32): Likewise.
3913 (vmvnq_s8): Likewise.
3914 (vmvnq_s16): Likewise.
3915 (vmvnq_s32): Likewise.
3916 (vmvnq_u8): Likewise.
3917 (vmvnq_u16): Likewise.
3918 (vmvnq_u32): Likewise.
3919 (vmvn_p8): Likewise.
3920 (vmvnq_p16): Likewise.
3922 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3924 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
3926 (vmul_n_s16): Likewise.
3927 (vmul_n_s32): Likewise.
3928 (vmul_n_u16): Likewise.
3929 (vmul_n_u32): Likewise.
3930 (vmulq_n_f32): Likewise.
3931 (vmulq_n_f64): Likewise.
3932 (vmulq_n_s16): Likewise.
3933 (vmulq_n_s32): Likewise.
3934 (vmulq_n_u16): Likewise.
3935 (vmulq_n_u32): Likewise.
3937 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3939 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
3940 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
3942 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3944 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
3945 to *aarch64_fma4_elt_from_dup<mode>.
3946 (*aarch64_fnma4_elt_to_128df): Rename to
3947 *aarch64_fnma4_elt_from_dup<mode>.
3948 * config/aarch64/arm_neon.h (vfma_n_f64): New.
3949 (vfms_n_f32): Likewise.
3950 (vfms_n_f64): Likewise.
3951 (vfmsq_n_f32): Likewise.
3952 (vfmsq_n_f64): Likewise.
3954 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
3956 * wide-int.h: Change fixed_wide_int_storage from class to struct.
3958 2016-05-17 Richard Biener <rguenther@suse.de>
3960 PR tree-optimization/71132
3961 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
3962 Only add control dependences for blocks in the loop.
3963 (build_rdg): Adjust.
3964 (generate_code_for_partition): Return whether loop should
3965 be destroyed and delay that.
3966 (distribute_loop): Likewise.
3967 (pass_loop_distribution::execute): Record loops to be destroyed
3968 and perform delayed destroying of loops.
3970 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3973 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
3975 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3977 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
3979 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
3982 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
3983 insertion point for instructions generated by validize_mem.
3985 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3987 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
3990 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3992 * config/aarch64/aarch64.c
3993 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
3994 rather than a macro.
3996 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3998 * doc/invoke.texi (AArch64 Options): Various updates.
4000 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4002 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4003 into instrumentation thunks.
4004 * cif-code.def (CIF_CHKP): New.
4006 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4008 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4010 2016-05-16 Martin Jambor <mjambor@suse.cz>
4012 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4013 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4015 2016-05-16 Marek Polacek <polacek@redhat.com>
4017 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4020 2016-05-16 Martin Jambor <mjambor@suse.cz>
4023 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4024 the outlined kernel function.
4026 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4028 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4029 (ISA_HAS_DLSA): Ditto.
4031 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4033 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4035 2016-05-16 Nathan Sidwell <nathan@acm.org>
4037 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4038 (nvptx_name_replacement): Restore. Add comment.
4039 (write_fn_proto, write_fn_proto_from_insn,
4040 nvptx_output_call_insn): Restore
4041 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4043 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4045 * config/aarch64/aarch64.md
4046 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4047 (add<mode>3_compareC_imm): Likewise.
4048 (<optab>si3_uxtw): Split into register and immediate variants.
4049 (andsi3_compare0_uxtw): Likewise.
4050 (and<mode>3_compare0): Likewise.
4051 (and<mode>3nr_compare0): Likewise.
4052 (stack_protect_test_<mode>): Don't use %x for memory operands.
4054 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4056 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4058 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4060 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4061 Split integer shifts into shift_reg and bfm.
4062 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4063 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4064 (ror<mode>3_insn): Likewise.
4065 (<optab>si3_insn_uxtw): Likewise.
4066 (<optab><mode>3_insn): Change to rotate_imm.
4067 (extr<mode>5_insn_alt): Likewise.
4068 (extrsi5_insn_uxtw): Likewise.
4069 (extrsi5_insn_uxtw_alt): Likewise.
4071 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4073 * doc/tm.texi: Regenerate.
4074 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4075 (TARGET_INVALID_RETURN_TYPE): Remove.
4076 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4077 TARGET_INVALID_RETURN_TYPE.
4078 * target.def (invalid_parameter_type): Remove.
4079 (invalid_return_type): Remove.
4081 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4083 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4084 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4086 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4088 (preserve_function_body_p): No need to preserve function body
4089 * cif-codes.def (CIF_THUNK): Remove.
4090 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4092 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4094 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4096 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4098 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4101 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4103 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4104 (inline_small_functions): Do not look for function symbol when
4107 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4109 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4112 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4113 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4114 Jiong Wang <jiong.wang@arm.com>
4116 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4117 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4118 Define __ARM_FP16_ARGS when appropriate.
4119 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4121 (arm_invalid_return_type): Likewise.
4122 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4123 (TARGET_INVALID_RETURN_TYPE): Remove.
4124 (aapcs_vfp_sub_candidate): Allow HFmode.
4125 (aapcs_vfp_allocate): Add comment. Support HFmode.
4126 (aapcs_vfp_allocate_return_reg): Likewise.
4127 (struct aapcs_cp_arg_layout): Slightly reword comments for
4128 is_return_candidate and allocate_return_reg.
4129 (output_mov_vfp): Update assert.
4130 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4132 (arm_invalid_parameter_type): Remove.
4133 (amr_invalid_return_type): Remove.
4134 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4135 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4136 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4138 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4140 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4141 * config/aarch64/arch64-protos.h
4142 (aarch64_legitimize_reload_address): Remove.
4143 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4146 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4148 * configure.ac: Add ACX_NONCANONICAL_HOST.
4149 * configure: Regenerate.
4150 * Makefile.in: Set host_noncanonical.
4152 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4155 * config/i386/i386.md (*movtf_internal): Before register allocation,
4156 do not allow FP constants for CM_MEDIUM memory model, allow only
4157 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4158 (*movxf_internal): Ditto.
4159 (*movdf_internal): Ditto.
4160 (*movsf_internal): Ditto.
4162 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4164 PR rtl-optimization/67483
4165 * combine.c (make_compound_operation): Don't call extract_left_shift
4166 with negative shift amounts.
4168 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4171 * fold-const.c (fold_checksum_tree): Allow modification
4172 of TYPE_ALIAS_SET during folding.
4174 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4175 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4176 (ix86_split_to_parts): Likewise. Fix up formatting.
4178 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4180 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4181 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4184 2016-05-13 Nathan Sidwell <nathan@acm.org>
4186 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4187 (nvptx_name_replacement): Delete.
4188 (write_fn_proto, write_fn_proto_from_insn,
4189 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4190 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4191 * langhooks.c (add_builtin_funcction_common): Call
4192 targetm.mangle_decl_assembler_name.
4194 * config/nvptx/nvptx.c (write_fn_proto): Handle
4195 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4197 2016-05-13 Martin Liska <mliska@suse.cz>
4199 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4200 and PRIu64 in printf format.
4202 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4204 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4207 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4209 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4210 Change --param max-completely-peeled-times to
4211 --param max-completely-peel-times in dump file printing.
4213 2016-05-13 Richard Biener <rguenther@suse.de>
4215 PR tree-optimization/42587
4216 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4217 (find_bswap_or_nop_1): Likewise.
4218 (bswap_replace): Likewise.
4220 2016-05-13 Martin Liska <mliska@suse.cz>
4222 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4223 Initialize a variable with default value.
4225 2016-05-13 Martin Liska <mliska@suse.cz>
4227 * doc/invoke.texi: Enhance explanation of error recovery
4230 2016-05-13 Martin Liska <mliska@suse.cz>
4232 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4233 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4234 (iv_inv_expr_ent *).
4235 (struct iv_inv_expr_ent): Comment struct fields.
4236 (sort_iv_inv_expr_ent): New function.
4237 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4238 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4239 a hash_map between iv_inv_expr_ent and number of usages.
4240 (niter_for_exit): Fix coding style.
4241 (tree_ssa_iv_optimize_init): Use renamed variable.
4242 (determine_base_object): Fix coding style.
4243 (alloc_iv): Likewise.
4244 (find_interesting_uses_outside): Likewise.
4245 (add_candidate_1): Likewise.
4246 (add_standard_iv_candidates): Likewise.
4247 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4248 (prepare_decl_rtl): Fix coding style.
4249 (get_address_cost): Likewise.
4250 (get_shiftadd_cost): Likewise.
4251 (force_expr_to_var_cost): Likewise.
4252 (compare_aff_trees): Likewise.
4253 (get_expr_id): Restructure the function.
4254 (get_loop_invariant_expr_id): Renamed to
4255 get_loop_invariant_expr.
4256 (get_computation_cost_at): Replace usage of inv_expr_id with
4258 (get_computation_cost): Likewise.
4259 (determine_group_iv_cost_generic): Likewise.
4260 (determine_group_iv_cost_address): Likewise.
4261 (iv_period): Fix coding style.
4262 (iv_elimination_compare_lt): Likewise.
4263 (may_eliminate_iv): Likewise.
4264 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4266 (determine_group_iv_costs): Dump invariant expressions.
4267 (iv_ca_recount_cost): Use the newly added hash_map.
4268 (iv_ca_set_remove_invariants): Fix coding style.
4269 (iv_ca_set_add_invariants): Fix coding style.
4270 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4272 (iv_ca_set_cp): Likewise.
4273 (iv_ca_new): Initialize the newly added hash_map and remove
4274 initialization of fields.
4275 (iv_ca_free): Delete the hash_map.
4276 (iv_ca_dump): Dump invariant expressions.
4277 (iv_ca_extend): Fix coding style.
4278 (try_add_cand_for): Likewise.
4279 (create_new_ivs): Dump information about # of avg iterations and
4280 # of used invariant expressions.
4281 (rewrite_use_compare): Fix coding style.
4282 (free_loop_data): Set default value for max_inv_expr_id.
4284 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4286 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4287 returned value cse_cfg_altered computation.
4288 (rest_of_handle_cse2): Likewise.
4289 (rest_of_handle_cse_after_global_opts): Likewise.
4291 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4294 * config/arm/arm.c (arm32_output_mi_thunk): New.
4295 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4296 to split Thumb1 vs TARGET_32BIT functionality.
4297 (arm_thumb1_mi_thunk): New.
4299 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4301 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4304 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4307 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4309 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4311 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4312 (expand_builtin_trap): Emit a regular call.
4313 (set_builtin_user_assembler_name): Remove obsolete cases.
4314 * dse.c (scan_insn): Adjust.
4315 * except.c: Include calls.h.
4316 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4317 emit a regular call to setjmp.
4318 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4319 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4320 (emit_block_move_via_libcall): Delete.
4321 (block_move_fn): Delete.
4322 (init_block_move_fn): Likewise.
4323 (emit_block_move_libcall_fn): Likewise.
4324 (emit_block_op_via_libcall): New function.
4325 (set_storage_via_libcall): Tidy up and use memset builtin.
4326 (block_clear_fn): Delete.
4327 (init_block_clear_fn): Likewise.
4328 (clear_storage_libcall_fn): Likewise.
4329 (expand_assignment): Call emit_block_move_via_libcall.
4330 Do not include gt-expr.h.
4331 * expr.h (emit_block_op_via_libcall): Declare.
4332 (emit_block_copy_via_libcall): New inline function.
4333 (emit_block_move_via_libcall): Likewise.
4334 (emit_block_comp_via_libcall): Likewise.
4335 (block_clear_fn): Delete.
4336 (init_block_move_fn): Likewise.
4337 (init_block_clear_fn): Likewise.
4338 (emit_block_move_via_libcall): Likewise.
4339 (set_storage_via_libcall): Add default parameter value.
4340 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4341 (abort_libfunc): Delete.
4342 (memcpy_libfunc): Likewise.
4343 (memmove_libfunc): Likewise.
4344 (memcmp_libfunc): Likewise.
4345 (memset_libfunc): Likewise.
4346 (setbits_libfunc): Likewise.
4347 (setjmp_libfunc): Likewise.
4348 (longjmp_libfunc): Likewise.
4349 (profile_function_entry_libfunc): Likewise.
4350 (profile_function_exit_libfunc): Likewise.
4351 (gcov_flush_libfunc): Likewise.
4352 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4353 and DECL_VISIBILITY on the declaration.
4354 (init_optabs): Do not initialize obsolete libfuncs.
4355 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4356 * tree-core.h (ECF_RET1): Define.
4357 (ECF_TM_PURE): Adjust.
4358 (ECF_TM_BUILTIN): Likewise.
4359 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4360 (build_common_builtin_nodes): Initialize abort builtin.
4361 Add ECF_RET1 on memcpy, memmove and memset builtins.
4362 Pass final flags for alloca and alloca_with_align builtins.
4363 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4365 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4366 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4367 set_storage_via_libcall and call emit_block_copy_via_libcall.
4369 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4371 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4372 DImode before it is passed to ix86_output_call_operand.
4373 (*call_value_got_x32): Ditto for operand 1.
4375 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4377 PR rtl-optimization/70904
4378 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4379 reload for wide mode.
4381 2016-05-12 Marek Polacek <polacek@redhat.com>
4384 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4385 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4386 * langhooks.h (incomplete_type_error): Likewise.
4387 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4388 parameter, pass it down to incomplete_type_error.
4389 * tree.h (size_in_bytes): New inline overload.
4390 (size_in_bytes_loc): Renamed from size_in_bytes.
4392 2016-05-12 Richard Biener <rguenther@suse.de>
4394 PR tree-optimization/71059
4395 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4396 nary before looking up or entering the expression into the VN
4398 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4399 Make sure to re-use NARYs without result as inserted by
4402 2016-05-12 Richard Biener <rguenther@suse.de>
4404 PR tree-optimization/71062
4405 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4407 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4408 vars_contains_restrict if the var is a restrict tag.
4409 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4410 do not disambiguate pointers against it.
4411 (dump_points_to_solution): Re-structure and adjust for new
4412 vars_contains_restrict flag.
4413 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4415 2016-05-12 Martin Liska <mliska@suse.cz>
4417 * doc/invoke.texi: Explain connection between
4418 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4420 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4422 PR tree-optimization/71006
4423 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4424 consider COND_EXPR as a mask producer.
4426 2016-05-12 Marek Polacek <polacek@redhat.com>
4429 * opts.c (common_handle_option): Detect missing argument for --help^.
4431 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4434 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4435 when popping the PC and within an interrupt handler routine.
4436 Add missing tab to output of "ldmfd".
4437 (output_return_instruction): Output LDMFD with SP update rather
4438 than POP when returning from interrupt handler.
4440 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4442 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4443 TARGET_64BIT && TARGET_AVX512DQ.
4444 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4445 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4446 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4447 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4448 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4449 (*vec_extractv4si_zext): Add avx512dq alternative.
4450 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
4451 use v instead of x constraint in other alternatives where possible.
4453 * config/i386/sse.md (sse2_loadld): Use v instead of x
4454 constraint in alternatives 0,1,4.
4456 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
4457 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
4458 v constraints instead of x and <pinsr_evex_isa> isa attribute.
4461 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
4462 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
4463 is not emitted unless TARGET_AVX512BW.
4464 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
4465 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
4466 for the result operand.
4468 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
4469 constraint instead of x in avx alternatives. Use maybe_evex instead
4472 * config/i386/constraints.md (Yv): New constraint.
4473 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
4474 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
4475 * config/i386/i386.md (avx512fvecmode): New mode attr.
4476 (*pushtf): Use v constraint instead of x.
4477 (*movtf_internal): Likewise. For TARGET_AVX512VL and
4478 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
4479 (*absneg<mode>2): Use Yv constraint instead of x constraint.
4480 (*absnegtf2_sse): Likewise.
4481 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
4482 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
4483 avx512f alternatives.
4484 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
4486 2016-05-12 Richard Biener <rguenther@suse.de>
4488 PR tree-optimization/71060
4489 * tree-data-ref.c (initialize_data_dependence_relation): Do not
4490 require exact match of DR_BASE_OBJECT but only matching address and
4493 2016-05-12 Richard Biener <rguenther@suse.de>
4495 PR tree-optimization/70986
4496 * cfganal.c: Include cfgloop.h.
4497 (dfs_find_deadend): Prefer to take edges exiting loops.
4499 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4501 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
4502 compile and run time.
4504 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
4507 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
4509 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
4511 * config/i386/i386.c (legitimize_pic_address): Use
4512 copy_to_suggested_reg instead of gen_movsi.
4514 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4516 * config/rs6000/predicates.md (quad_memory_operand): Move most of
4517 the code into quad_address_p and call it to share code with
4518 vsx_quad_dform_memory_operand.
4519 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
4521 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
4522 bit instead of being a separate word. Split -mpower9-dform into
4523 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4524 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
4525 for the register class supporting 128-bit quad word memory offsets.
4526 (mode_supports_vsx_dform_quad): Helper function to return if the
4527 register class uses quad word memory offsets.
4528 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
4529 (rs6000_debug_reg_global): Always print if we are using LRA or not.
4530 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
4531 instructions are enabled, set up the appropriate addr_masks for
4533 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
4534 -mpower9-dform-scalar, instead of -mpower9-dform.
4535 (rs6000_option_override_internal): Split -mpower9-dform into two
4536 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
4537 -mpower9-dform switch sets or clears both. If we are not using
4538 the LRA register allocator, do not enable -mpower9-dform-vector by
4539 default. If we are using LRA, enable -mpower9-dform-vector and
4540 -mvsx-timode if it is appropriate. Issue a warning if either
4541 -mpower9-dform-vector or -mvsx-timode are explicitly used without
4543 (quad_address_offset_p): New helper function to return if the
4544 offset is legal for quad word memory instructions.
4545 (quad_address_p): New function to determin if GPR or vector
4546 register quad word memory addresses are legal.
4547 (mem_operand_gpr): Validate quad word address offsets.
4548 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
4549 d-form (register + offset) instructions.
4550 (offsettable_ok_by_alignment): Likewise.
4551 (rs6000_legitimate_offset_address_p): Likewise.
4552 (legitimate_lo_sum_address_p): Likewise.
4553 (rs6000_legitimize_address): Likewise.
4554 (rs6000_legitimize_reload_address): Add more debug statements for
4556 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
4557 d-form instructions.
4558 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
4559 d-form instructions. Distinguish different cases in debug
4560 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
4561 d-form instructions.
4562 (rs6000_preferred_reload_class): Likewise.
4563 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
4564 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
4565 of the ISA 2.06 indexed memory instructions.
4566 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
4567 use them to save/restore the saved vector registers instead of
4568 using Altivec instructions.
4569 (rs6000_emit_epilogue): Likewise.
4570 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
4571 (rs6000_opt_masks): Split -mpower9-dform into
4572 -mpower9-dform-scalar and -mpower9-dform-vector.
4573 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
4575 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
4576 ISA 3.0 vector indexed memory instructions, and fold the code into
4577 the normal mov<mode> patterns.
4578 (p9_vecstore_<mode>): Likewise.
4579 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
4581 (vsx_movti_64bit): Likewise.
4582 (vsx_movti_32bit): Likewise.
4583 * config/rs6000/constraints.md (wO constraint): New constraint for
4584 ISA 3.0 vector d-form support.
4585 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
4586 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
4587 include -mpower9-dform-vector until we switch over to LRA.
4588 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
4589 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4590 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
4591 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4592 for -mpower9-dform and -mlra.
4593 * doc/md.texi (wO constraint): Document wO constraint.
4595 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
4597 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
4598 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
4599 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
4600 Move handling of non-insn arguments inline into the sole user:
4601 (output_trans_func): ...here.
4602 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
4603 in emitted function prototype.
4604 (output_internal_insn_latency_func): Ditto. Simplify.
4605 (output_internal_maximal_insn_latency_func): Ditto. Delete
4606 always-unused argument.
4607 (output_insn_latency_func): Ditto.
4608 (output_maximal_insn_latency_func): Ditto.
4610 2016-05-11 Richard Biener <rguenther@suse.de>
4612 PR tree-optimization/71055
4613 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
4614 sth with precision not equal to access size verify we don't chop
4617 2016-05-11 Richard Biener <rguenther@suse.de>
4620 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
4621 (dwarf2out_finish): Move retry_incomplete_types call ...
4622 (dwarf2out_early_finish): ... here.
4624 2016-05-11 Richard Biener <rguenther@suse.de>
4627 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
4628 if the langhook insists on it.
4629 * fold-const.c (make_bit_field_ref): Add arg for the original
4630 reference and preserve its alias-set.
4631 (decode_field_reference): Take exp by reference and adjust it
4632 to the original memory reference.
4633 (optimize_bit_field_compare): Adjust callers.
4634 (fold_truth_andor_1): Likewise.
4635 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
4637 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4640 * cfgrtl.h (delete_insn_and_edges): Now return bool.
4641 * cfgrtl.c (delete_insn_and_edges): Likewise.
4642 * config/i386/i386.c (convert_scalars_to_vector): Remove
4644 * cse.c (cse_insn): Compute cse_cfg_altered.
4645 (delete_trivially_dead_insns): Likewise.
4646 (cse_cc_succs): Likewise.
4647 (rest_of_handle_cse): Free dominance info if required.
4648 (rest_of_handle_cse2): Likewise.
4649 (rest_of_handle_cse_after_global_opts): Likewise.
4651 2016-05-11 Alan Modra <amodra@gmail.com>
4653 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
4654 abi_v4_pass_in_fpr): New functions.
4655 (rs6000_function_arg_boundary): Exclude complex IBM long double
4656 from 64-bit alignment when ABI_V4.
4657 (rs6000_function_arg, rs6000_function_arg_advance_1,
4658 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
4660 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
4662 PR rtl-optimization/71028
4663 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
4664 jump with just a return in the fallthrough block if the branch
4665 block contains just a return as well.
4667 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
4669 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
4670 * match.pd ((X & Y) ^ Y): ... this.
4671 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
4672 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
4674 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4676 * read-md.c (require_char_ws): New function.
4677 (read_string): Simplify using require_char_ws.
4678 (handle_constants): Likewise.
4679 (handle_enum): Likewise.
4680 (handle_file): Likewise.
4681 * read-md.h (require_char_ws): New declaration.
4682 * read-rtl.c (read_conditions): Simplify using require_char_ws.
4683 (read_mapping): Likewise.
4684 (read_rtx_code): Likewise.
4685 (read_nested_rtx): Likewise.
4687 2016-05-10 James Norris <jnorris@codesourcery.com>
4689 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
4690 if offloading is enabled and -fopenacc or -fopenmp is specified.
4691 (CRTOFFLOADEND): Likewise.
4692 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
4693 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
4695 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
4697 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
4698 gotoff_operand code paths. Use copy_to_suggested_regs and
4699 expand_simple_binop where appropriate. Cleanup.
4701 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4704 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
4706 (dimode_scalar_chain::vector_const_cost): New.
4707 (dimode_scalar_chain::compute_convert_gain): Handle constants.
4708 (dimode_scalar_chain::convert_op): Likewise.
4709 (dimode_scalar_chain::convert_insn): Likewise.
4711 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4713 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
4714 unary operation, not a binary one.
4716 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4719 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
4720 calls with type casted fndecl.
4722 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4724 PR tree-optimization/70786
4725 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
4726 * calls.c (initialize_argument_information): Bind bounds
4727 with corresponding args passed by reference.
4729 2016-05-10 Jakub Jelinek <jakub@redhat.com>
4732 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
4733 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
4734 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
4737 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4740 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
4741 code for a zero scale factor.
4742 (vsx_xvcvdpuxds_scale): Likewise.
4744 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4746 * diagnostic-show-locus.c (layout::layout): Call show_ruler
4747 if show_ruler_p was set on the context.
4748 (layout::show_ruler): New method.
4749 * diagnostic.h (struct diagnostic_context): Add field
4752 2016-05-10 Richard Biener <rguenther@suse.de>
4754 PR tree-optimization/71039
4755 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
4756 (chk_uses): New function.
4757 (propagate_with_phi): Verify we can safely replicate the lhs of an
4758 aggregate assignment on all incoming edges.
4760 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
4762 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
4764 (rx_atomic_sequence): New class.
4765 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
4766 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
4768 (rx_atomic_sequence::rx_atomic_sequence,
4769 rx_atomic_sequence::~rx_atomic_sequence): New functions.
4770 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
4771 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
4772 CTRLREG_INTB): New constants.
4773 (FETCHOP): New code iterator.
4774 (fethcop_name, fetchop_name2): New iterator code attributes.
4775 (QIHI): New mode iterator.
4776 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
4777 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
4778 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
4780 2016-05-10 Martin Liska <mliska@suse.cz>
4782 * tree-inline.c (remap_dependence_clique): Do not remap
4783 debugging statements.
4785 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4787 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
4788 ("*fixuns_truncdfdi2_z13")
4789 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
4790 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
4791 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
4793 2016-05-10 Richard Biener <rguenther@suse.de>
4795 PR tree-optimization/70497
4796 PR tree-optimization/28367
4797 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
4799 (visit_reference_op_load): ... here.
4800 (vn_reference_lookup_3): Use it to handle subreg-like accesses
4801 with simplified BIT_FIELD_REFs.
4802 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
4803 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
4806 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4808 * dwarf2out.c (add_abstract_origin_attribute): Adjust
4809 documentation comment. For BLOCK nodes, add a
4810 DW_AT_abstract_origin attribute that points to the DIE generated
4811 for the origin BLOCK.
4812 (gen_lexical_block_die): Call add_abstract_origin_attribute for
4813 blocks from inlined functions.
4815 2016-05-10 Alan Modra <amodra@gmail.com>
4818 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
4819 regrename modifying insns saving lr before __morestack call.
4820 * config/rs6000/rs6000.md (split_stack_return): Similarly for
4821 insns restoring lr after __morestack call.
4823 2016-05-09 Jakub Jelinek <jakub@redhat.com>
4825 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
4826 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
4828 * config/i386/sse.md (vec_interleave_high<mode>,
4829 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
4830 <avx512>_vpermt2var<mode>3_maskz): Likewise.
4832 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4834 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
4835 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
4836 parallel reassociation for power8 and forward.
4838 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
4840 * config/i386/i386.md (absneg splitters with general regs): Use
4841 general_reg_operand predicate.
4842 (btsq peephole2): Use x86_64_immediate_operand to check if new
4843 value is suitable for immediate operand. Generate emitted insn
4844 using RTL expressions.
4845 (btcq peephole2): Ditto.
4846 (btrq peephole2): Ditto. Generate correct immediate operand
4849 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4851 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
4854 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4856 * tree-affine.c (wide_int_constant_multiple_p): Add missing
4857 pointer dereference.
4859 2016-05-09 Richard Biener <rguenther@suse.de>
4861 PR tree-optimization/70985
4862 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
4863 op0 isn't a gimple register.
4865 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
4867 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
4868 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
4869 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
4870 (i6400_fpu_mult): New cpu units.
4871 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
4872 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
4873 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
4874 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
4875 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
4876 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
4877 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
4878 (i6400_msa_long_float4, i6400_msa_long_float5)
4879 (i6400_msa_long_float8, i6400_msa_fdiv_df)
4880 (i6400_msa_fdiv_sf): New reservations.
4881 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
4882 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
4883 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
4884 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
4885 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
4886 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
4887 (msa_short_cmp, msa_short_float2, msa_short_logic3)
4888 (msa_short_store4, msa_long_load, msa_short_store)
4889 (msa_long_logic, msa_long_float2, msa_long_float4)
4890 (msa_long_float5, msa_long_float8, msa_long_mult)
4891 (msa_long_fdiv, msa_long_div): New reservations.
4893 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
4894 Sameera Deshpande <sameera.deshpande@imgtec.com>
4895 Matthew Fortune <matthew.fortune@imgtec.com>
4896 Graham Stott <graham.stott@imgtec.com>
4897 Chao-ying Fu <chao-ying.fu@imgtec.com>
4899 * config.gcc: Add MSA header file for mips*-*-* target.
4900 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
4901 (Ubv8i, Urv8): New constraints.
4902 * config/mips/mips-ftypes.def: Add function types for MSA
4904 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
4905 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
4906 * config/mips/mips-msa.md: New file.
4907 * config/mips/mips-protos.h
4908 (mips_split_128bit_const_insns): New prototype.
4909 (mips_msa_idiv_insns): Likewise.
4910 (mips_split_128bit_move): Likewise.
4911 (mips_split_128bit_move_p): Likewise.
4912 (mips_split_msa_copy_d): Likewise.
4913 (mips_split_msa_insert_d): Likewise.
4914 (mips_split_msa_fill_d): Likewise.
4915 (mips_expand_msa_branch): Likewise.
4916 (mips_const_vector_same_val_p): Likewise.
4917 (mips_const_vector_same_bytes_p): Likewise.
4918 (mips_const_vector_same_int_p): Likewise.
4919 (mips_const_vector_shuffle_set_p): Likewise.
4920 (mips_const_vector_bitimm_set_p): Likewise.
4921 (mips_const_vector_bitimm_clr_p): Likewise.
4922 (mips_msa_vec_parallel_const_half): Likewise.
4923 (mips_msa_output_division): Likewise.
4924 (mips_ldst_scaled_shift): Likewise.
4925 (mips_expand_vec_cond_expr): Likewise.
4926 * config/mips/mips.c (enum mips_builtin_type): Add
4927 MIPS_BUILTIN_MSA_TEST_BRANCH.
4928 (mips_gen_const_int_vector_shuffle): New prototype.
4929 (mips_const_vector_bitimm_set_p): New function.
4930 (mips_const_vector_bitimm_clr_p): Likewise.
4931 (mips_const_vector_same_val_p): Likewise.
4932 (mips_const_vector_same_bytes_p): Likewise.
4933 (mips_const_vector_same_int_p): Likewise.
4934 (mips_const_vector_shuffle_set_p): Likewise.
4935 (mips_symbol_insns): Forbid loading symbols via immediate for
4937 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
4939 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
4941 (mips_lx_address_p): Add support load indexed address for MSA.
4942 (mips_address_insns): Add calculation of instructions needed for
4943 stores and loads for MSA.
4944 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
4945 CONST_VECTOR for MSA and let it fall through.
4946 (mips_ldst_scaled_shift): New function.
4947 (mips_subword_at_byte): Likewise.
4948 (mips_msa_idiv_insns): Likewise.
4949 (mips_legitimize_move): Validate MSA moves.
4950 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
4951 calculation of costs for MSA division.
4952 (mips_split_move_p): Check if MSA moves need splitting.
4953 (mips_split_move): Split MSA moves if necessary.
4954 (mips_split_128bit_move_p): New function.
4955 (mips_split_128bit_move): Likewise.
4956 (mips_split_msa_copy_d): Likewise.
4957 (mips_split_msa_insert_d): Likewise.
4958 (mips_split_msa_fill_d): Likewise.
4959 (mips_output_move): Handle MSA moves.
4960 (mips_expand_msa_branch): New function.
4961 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
4962 Reinstate 'y' modifier.
4963 (mips_file_start): Add MSA .gnu_attribute.
4964 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
4966 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
4967 (mips_class_max_nregs): Add register size for MSA supported mode.
4968 (mips_cannot_change_mode_class): Allow conversion between MSA
4969 vector modes and TImode.
4970 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
4972 (mips_secondary_reload_class): Force MSA loads/stores via memory.
4973 (mips_preferred_simd_mode): Add preffered modes for MSA.
4974 (mips_vector_mode_supported_p): Add MSA supported modes.
4975 (mips_autovectorize_vector_sizes): New function.
4976 (mips_msa_output_division): Likewise.
4977 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
4978 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
4979 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
4980 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
4981 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
4982 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
4983 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
4984 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
4985 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
4986 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
4987 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
4988 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
4989 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
4990 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
4991 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
4992 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
4993 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
4994 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
4995 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
4996 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
4997 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
4998 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
4999 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5000 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5001 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5002 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5003 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5004 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5005 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5006 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5007 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5008 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5009 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5010 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5011 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5012 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5013 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5014 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5015 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5016 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5017 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5018 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5019 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5020 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5021 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5022 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5023 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5024 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5025 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5026 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5027 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5028 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5029 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5030 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5031 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5032 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5033 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5034 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5035 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5036 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5037 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5038 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5039 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5040 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5041 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5042 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5043 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5044 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5045 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5046 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5047 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5048 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5049 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5050 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5051 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5052 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5053 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5054 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5055 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5056 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5057 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5058 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5059 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5060 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5061 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5062 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5063 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5064 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5065 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5066 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5067 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5068 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5069 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5070 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5071 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5072 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5073 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5074 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5075 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5076 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5077 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5078 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5079 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5080 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5081 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5082 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5083 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5084 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5085 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5086 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5087 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5088 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5089 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5090 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5091 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5092 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5093 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5094 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5095 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5096 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5097 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5098 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5099 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5100 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5101 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5102 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5103 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5104 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5105 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5106 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5107 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5108 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5109 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5110 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5111 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5112 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5113 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5114 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5115 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5116 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5117 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5118 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5119 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5120 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5121 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5122 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5123 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5124 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5125 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5126 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5127 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5129 (mips_get_builtin_decl_index): New array.
5130 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5131 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5132 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5133 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5134 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5136 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5138 (mips_expand_builtin_insn): Prepare operands for
5139 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5140 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5141 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5142 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5143 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5144 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5145 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5146 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5147 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5148 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5149 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5150 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5151 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5152 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5153 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5154 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5155 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5156 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5157 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5158 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5159 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5160 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5161 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5162 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5163 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5164 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5165 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5166 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5167 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5168 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5169 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5170 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5171 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5172 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5173 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5174 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5175 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5176 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5177 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5178 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5179 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5180 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5181 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5182 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5183 These are set implicitly and an error is reported if overridden.
5184 (mips_expand_builtin_msa_test_branch): New function.
5185 (mips_expand_msa_shuffle): Likewise.
5186 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5187 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5188 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5189 (mips_expand_vec_unpack): Add support for MSA.
5190 (mips_expand_vector_init): Likewise.
5191 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5192 instead of const0_rtx.
5193 (mips_msa_vec_parallel_const_half): New function.
5194 (mips_gen_const_int_vector): Likewise.
5195 (mips_gen_const_int_vector_shuffle): Likewise.
5196 (mips_expand_msa_cmp): Likewise.
5197 (mips_expand_vec_cond_expr): Likewise.
5198 * config/mips/mips.h
5199 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5200 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5202 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5203 (ISA_HAS_MSA): New macro.
5204 (UNITS_PER_MSA_REG): Likewise.
5205 (BITS_PER_MSA_REG): Likewise.
5206 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5207 (MSA_REG_FIRST): New macro.
5208 (MSA_REG_LAST): Likewise.
5209 (MSA_REG_NUM): Likewise.
5210 (MSA_REG_P): Likewise.
5211 (MSA_REG_RTX_P): Likewise.
5212 (MSA_SUPPORTED_MODE_P): Likewise.
5213 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5214 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5215 * config/mips/mips.md: Include mips-msa.md.
5216 (alu_type): Add simd_add.
5217 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5218 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5219 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5220 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5221 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5222 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5223 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5224 simd_move, simd_load, simd_store. Choose "multi" for moves
5226 (qword_mode): New attribute.
5227 (insn_count): Add instruction count for quad moves.
5228 Increase the count for MIPS SIMD division.
5229 (UNITMODE): Add UNITMODEs for vector types.
5230 (addsub): New code iterator.
5231 * config/mips/mips.opt (mmsa): New option.
5232 * config/mips/msa.h: New file.
5233 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5235 * config/mips/mti-linux.h: Likewise.
5236 * config/mips/predicates.md
5237 (const_msa_branch_operand): New constraint.
5238 (const_uimm3_operand): Likewise.
5239 (const_uimm4_operand): Likewise.
5240 (const_uimm5_operand): Likewise.
5241 (const_uimm8_operand): Likewise.
5242 (const_imm5_operand): Likewise.
5243 (aq10b_operand): Likewise.
5244 (aq10h_operand): Likewise.
5245 (aq10w_operand): Likewise.
5246 (aq10d_operand): Likewise.
5247 (const_m1_operand): Likewise.
5248 (reg_or_m1_operand): Likewise.
5249 (const_exp_2_operand): Likewise.
5250 (const_exp_4_operand): Likewise.
5251 (const_exp_8_operand): Likewise.
5252 (const_exp_16_operand): Likewise.
5253 (const_vector_same_val_operand): Likewise.
5254 (const_vector_same_simm5_operand): Likewise.
5255 (const_vector_same_uimm5_operand): Likewise.
5256 (const_vector_same_uimm6_operand): Likewise.
5257 (const_vector_same_uimm8_operand): Likewise.
5258 (par_const_vector_shf_set_operand): Likewise.
5259 (reg_or_vector_same_val_operand): Likewise.
5260 (reg_or_vector_same_simm5_operand): Likewise.
5261 (reg_or_vector_same_uimm6_operand): Likewise.
5262 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5264 * doc/invoke.texi (-mmsa): Document new option.
5266 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5268 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5269 * configure: Regenerate.
5270 * config.in: Regenerate.
5271 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5273 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5274 (ENDFILE_VTV_SPEC): Define.
5276 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5278 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5279 registers in all interrupt handlers if necessary.
5280 (rl78_option_override): Add warning.
5281 (MUST_SAVE_MDUC_REGISTERS): New macro.
5282 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5283 * config/rl78/rl78.c (check_mduc_usage): New function.
5284 (mduc_regs): New structure to hold MDUC register data.
5285 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5286 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5287 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5288 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5289 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5290 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5292 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5294 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5295 (tree-ssa-loop-niter.h): Ditto.
5296 (idx_within_array_bound, ref_within_array_bound): New functions.
5297 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5298 Factor out check on writable base object to ...
5299 (base_object_writable): ... here.
5301 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5303 * config/arm/arm.md (probe_stack): Add modes to set source
5306 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5308 * regrename.c (base_reg_class_for_rename): New static function.
5309 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5311 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5313 * cgraph.c (thunk_adjust): Export.
5314 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5315 * cgraphunit.c (thunk_adjust): Export.
5316 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5318 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5320 * tree-inline.c (expand_call_inline): Expand thunks inline.
5322 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5325 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5326 (*sse2_vd_cvtss2sd): Ditto.
5327 * config/i386/i386.md
5328 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5329 Generate *sse2_vd_cvtsd2ss pattern.
5330 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5331 Generate *sse2_vd_cvtss2sd pattern.
5333 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5335 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5336 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5339 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5341 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5342 * config/sh/sh.c: Define and declare variables on first use throughout
5344 (current_function_interrupt): Change to bool type.
5345 (frame_insn): Rename to emit_frame_insn and update users.
5346 (push_regs): Use bool for 'interrupt_handler' argument.
5347 (save_schedule_s): Remove.
5348 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5349 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5350 targetm.asm_out.unaligned_op.di.
5351 (gen_far_branch): Remove redundant forward declaration.
5352 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5353 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5354 (sh_set_return_address, sh_function_ok_for_sibcall,
5355 scavenge_reg): Update comments.
5356 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5357 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5358 (sh_attr_renesas_p): Remove unnecessary parentheses.
5359 (branch_dest): Simplify.
5360 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5361 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5362 (CUMULATIVE_ARGS): Change macro to typedef.
5363 (current_function_interrupt): Change to bool type.
5364 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5365 Surround with __cplusplus ifdef.
5366 (sh_compare_op0, sh_compare_op1): Remove.
5367 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5369 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5371 * config/arm/arm.md: (arch): Add neon.
5372 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5373 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5374 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5375 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5376 attributes for alt renumbering. Mark alt 3 as non-predicable.
5377 (thumb2_movdf_vfp): Likewise.
5379 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5381 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5382 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5383 (*andqi_1): Add preferred_for_speed attribute to disparage
5384 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5385 (*<code>qi_1): Ditto.
5386 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5387 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5388 (*ashlqi3_1): Ditto.
5389 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5390 Add preferred_for_size attribute to disparage alternative 0 and
5391 preferred_for_speed attribute to disparage alternative 1 for
5392 TARGET_PARTIAL_REG_STALL targets.
5394 2016-05-07 Tom de Vries <tom@codesourcery.com>
5396 PR tree-optimization/70956
5397 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5400 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5402 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5403 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5404 * config/sh/sh.md (branch_zero): Remove define_attr.
5405 (define_delay): Disable delay slot if branch distance is one insn.
5407 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5409 * config/i386/i386.md (LEAMODE): New mode attribute.
5410 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5411 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5412 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5413 operand 2 predicate.
5414 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5415 (*lea<mode>_general_3): Ditto.
5416 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5418 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5420 * genmddump.c (main): Convert argv from char ** to const char **.
5422 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5424 * coretypes.h (OVERRIDE): New macro.
5427 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5429 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5430 allow coalescing if the types are compatible.
5432 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5434 * pass_manager.h (pass_manager::register_pass_name): New method.
5435 (pass_manager::get_pass_by_name): New method.
5436 (pass_manager::create_pass_tab): New method.
5437 (pass_manager::m_name_to_pass_map): New field.
5438 * passes.c (name_to_pass_map): Delete global in favor of field
5439 "m_name_to_pass_map" of pass_manager.
5440 (register_pass_name): Rename from a function to...
5441 (pass_manager::register_pass_name): ...this method, updating
5442 for renaming of global "name_to_pass_map" to field
5443 "m_name_to_pass_map".
5444 (create_pass_tab): Rename from a function to...
5445 (pass_manager::create_pass_tab): ...this method, updating
5446 for renaming of global "name_to_pass_map" to field.
5447 (get_pass_by_name): Rename from a function to...
5448 (pass_manager::get_pass_by_name): ...this method.
5449 (enable_disable_pass): Convert use of get_pass_by_name to
5450 a method call, locating the pass_manager singleton.
5452 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5454 * genattr-common.c (main): Convert argv from char ** to const char **.
5455 * genattr.c (main): Likewise.
5456 * genattrtab.c (main): Likewise.
5457 * genautomata.c (initiate_automaton_gen): Likewise.
5459 * gencodes.c (main): Likewise.
5460 * genconditions.c (main): Likewise.
5461 * genconfig.c (main): Likewise.
5462 * genconstants.c (main): Likewise.
5463 * genemit.c (main): Likewise.
5464 * genenums.c (main): Likewise.
5465 * genextract.c (main): Likewise.
5466 * genflags.c (main): Likewise.
5467 * genmddeps.c (main): Likewise.
5468 * genopinit.c (main): Likewise.
5469 * genoutput.c (main): Likewise.
5470 * genpeep.c (main): Likewise.
5471 * genpreds.c (main): Likewise.
5472 * genrecog.c (main): Likewise.
5473 * gensupport.c (init_rtx_reader_args_cb): Likewise.
5474 (init_rtx_reader_args): Likewise.
5475 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5476 (init_rtx_reader_args): Likewise.
5477 * gentarget-def.c (main): Likewise.
5478 * read-md.c (read_md_files): Likewise.
5479 * read-md.h (read_md_files): Likewise.
5481 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5483 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
5484 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
5485 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
5486 Remove unused predicate.
5487 (register_and_not_fp_reg_operand): Ditto.
5489 2016-05-06 Martin Liska <mliska@suse.cz>
5491 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
5492 instead of vec as the vector is local to the function.
5494 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5496 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
5497 avx512bw alternative.
5499 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
5500 before the ashr<mode>3 pattern.
5502 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
5503 v instead of x in vex or maybe_vex alternatives, use
5504 maybe_evex instead of vex in prefix.
5506 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
5507 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
5508 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
5509 in vex or maybe_vex alternatives, use maybe_evex instead of vex
5512 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
5513 v instead of x in vex or maybe_vex alternatives, use
5514 maybe_evex instead of vex in prefix.
5516 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
5517 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
5518 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
5519 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
5520 alternatives, use maybe_evex instead of vex in prefix.
5522 * config/i386/sse.md (vec_interleave_lowv4sf,
5523 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
5524 v instead of x in vex or maybe_vex alternatives, use
5525 maybe_evex instead of vex in prefix.
5527 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
5528 v instead of x in vex or maybe_vex alternatives, use
5529 maybe_evex instead of vex in prefix.
5531 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
5532 v constraint instead of x.
5534 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
5536 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
5537 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
5540 2016-05-06 Richard Biener <rguenther@suse.de>
5542 PR tree-optimization/70948
5543 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
5544 Properly clobber all fields of va_list for __builtin_va_start.
5546 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
5549 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
5550 loop latch destination.
5552 2016-05-06 Martin Liska <mliska@suse.cz>
5554 * tree-ssa-uninit.c: Apply manual changes
5555 to the GNU coding style.
5556 (prune_uninit_phi_opnds): Rename from
5557 prune_uninit_phi_opnds_in_unrealizable_paths.
5559 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5561 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
5562 mspace): Remove deprecated options.
5563 * doc/invoke.texi (SH options): Remove -mspace.
5565 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5567 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
5569 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5571 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
5572 corresponding combine split pattern.
5574 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5577 * config/sh/predicates.md (long_displacement_mem_operand): New.
5578 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
5579 Add movi20, movi20s alternatives. Adjust length attribute for
5581 (movsi_ie): Allow for any FPU. Adjust length attribute for
5583 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
5584 attribute for alternatives.
5585 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
5586 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
5587 length attribute for alternatives.
5589 2016-05-06 Richard Biener <rguenther@suse.de>
5591 PR tree-optimization/70960
5592 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
5594 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5597 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
5598 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
5600 2016-05-06 Marek Polacek <polacek@redhat.com>
5603 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
5605 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5608 * config/sh/sh.md (*rotcr): Add another variant.
5610 2016-05-06 Richard Biener <rguenther@suse.de>
5613 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
5615 2016-05-06 Richard Biener <rguenther@suse.de>
5618 * fold-const.c (split_tree): Always convert to the original type
5621 2016-05-06 Richard Biener <rguenther@suse.de>
5623 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
5624 (fwprop_addr): Likewise.
5626 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5629 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
5631 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
5632 * config/i386/i386.md (push mem splitter): Use find_constant_src in
5633 the splitter condition.
5634 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
5635 the splitter condition.
5636 (FP float_extend load splitter): Ditto.
5638 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
5640 * config/i386/i386.md (peehole2 patterns): Change true_regnum
5641 to REGNO in all peephole2 patterns.
5642 (post-reload splitters): Change true_regnum to REGNO in
5643 post-reload splitters.
5644 (zero_extend splitters): Use general_reg_operand and
5645 nonimmediate_gr_operand predicates.
5647 2016-05-05 Jakub Jelinek <jakub@redhat.com>
5649 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
5650 v constraint instead of x.
5652 2016-05-05 Alan Modra <amodra@gmail.com>
5655 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
5656 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
5657 TARGET_NO_FP_IN_TOC for -mrelocatable.
5658 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
5659 TARGET_RELOCATABLE test.
5660 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5661 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5662 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5663 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5664 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5665 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5666 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5667 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5668 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
5669 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5671 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
5672 (rs6000_stack_info): Likewise.
5673 (rs6000_elf_asm_out_constructor): Likewise.
5674 (rs6000_elf_asm_out_destructor): Likewise.
5675 (rs6000_elf_declare_function_name): Likewise.
5676 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
5677 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
5680 2016-05-05 Alan Modra <amodra@gmail.com>
5682 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
5684 2016-05-05 Alan Modra <amodra@gmail.com>
5686 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
5687 out-of-line gpr restore for one or two regs if that would add
5690 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
5693 * config/i386/i386.md
5694 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
5695 Change to post-epilogue_completed late splitter. Use sse_reg_operand
5696 as operand 0 predicate.
5697 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
5699 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
5700 Ditto. Emit the pattern using RTX.
5702 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
5703 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
5704 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
5705 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
5707 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
5708 sse_reg_operand as operand 0 predicate.
5710 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
5711 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
5712 instead of gen_rtx_REG.
5713 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
5716 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5718 * function.c (emit_use_return_register_into_block): Delete.
5719 (gen_return_pattern): Delete.
5720 (emit_return_into_block): Delete.
5721 (active_insn_between): Delete.
5722 (convert_jumps_to_returns): Delete.
5723 (emit_return_for_exit): Delete.
5724 (thread_prologue_and_epilogue_insns): Delete all code dealing with
5725 simple_return for shrink-wrapped blocks.
5726 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
5727 end of blocks that need one.
5728 (get_unconverted_simple_return): Delete.
5729 (convert_to_simple_return): Delete.
5730 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
5731 (convert_to_simple_return): Ditto.
5733 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5735 * cfgcleanup.c (bb_is_just_return): New function.
5736 (try_optimize_cfg): Simplify jumps to return, branches to return,
5737 and branches around return.
5739 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5741 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
5744 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5748 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
5749 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
5750 assert flags & OEP_HASH_CHECK, instead of asserting it
5751 never happens. Handle TARGET_EXPR.
5752 * fold-const.c (operand_equal_p): For hash verification,
5753 or in OEP_HASH_CHECK into flags.
5755 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
5757 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
5759 (compute_samebase_partition_bases): Fix typo.
5761 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5763 * config/i386/sse.md (vec_interleave_highv8sf,
5764 vec_interleave_lowv8sf, vec_interleave_highv4df,
5765 vec_interleave_lowv4df): Remove constraints from expanders.
5767 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
5769 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5771 * tree-inline.c (expand_call_inline): Fix path dealing with
5772 making lhs of call statement undefined.
5774 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5776 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
5777 Check availability on NODE, too.
5778 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
5779 (cgraph_node::call_for_symbol_and_aliases): Likewise.
5780 (varpool_node::call_for_symbol_and_aliase): Likewise.
5781 * ipa-pure-const.c (add_new_function): Analyze all bodies.
5782 (propagate_pure_const): Propagate across interposable functions, too.
5783 (skip_function_for_local_pure_const): Do not skip interposable bodies
5785 (pass_local_pure_const::execute): Update.
5787 2016-05-04 Marek Polacek <polacek@redhat.com>
5789 * doc/invoke.texi: Document -Wdangling-else.
5791 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5793 * config.gcc: Error out when conflicting multilib is detected. Do not
5794 loop over multilibs since no combination is legal.
5796 2016-05-04 Alan Modra <amodra@gmail.com>
5798 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
5799 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
5800 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5803 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
5805 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
5806 Clean up p5600 comments.
5808 2016-05-04 Richard Biener <rguenther@suse.de>
5810 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
5811 constructor simplifications.
5812 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
5814 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
5816 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
5817 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
5818 result.set_rtx is null instead of aborting.
5819 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
5821 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
5822 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
5823 *mov<mode>_store_postinc): New patterns.
5825 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
5827 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
5828 as commutative. Check both conversions are NOP.
5829 ((A & B) OP (C & B)): Remove.
5831 2016-05-04 Alan Modra <amodra@gmail.com>
5833 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
5835 2016-05-04 Alan Modra <amodra@gmail.com>
5838 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
5839 when cr2,3,4 are all fixed regs.
5841 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
5843 PR rtl-optimization/57193
5844 * opts.c (default_options_table): Revert OPT_frename_registers change.
5845 * doc/invoke.texi (-frename-registers, -O2): Likewise.
5847 2016-05-03 Martin Sebor <msebor@redhat.com>
5850 * builtins.c (fold_builtin_FILE): New function.
5851 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
5852 (fold_builtin_0): Call them.
5853 * gimplify.c (gimplify_call_expr): Remove the handling of
5854 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
5857 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
5858 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
5862 * doc/extend.texi (Function Names as Strings): Update __func__,
5863 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
5866 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5867 Richard Biener <rguenther@suse.de>
5869 PR tree-optimization/70916
5870 * tree-if-conv.c: Include cfganal.h.
5871 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
5872 and remove_fake_exit_edges around the optimization pass.
5874 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
5876 * cgraph.c (symbol_table::create_edge): Set inline_failed.
5877 (cgraph_edge::make_direct): Likewise.
5878 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
5879 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
5880 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
5881 (CIF_THUNK): New code.
5882 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
5883 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
5884 (compute_inline_parameters): Set inline_failed for thunks.
5885 (inline_analyze_function): Cleanup.
5886 * ipa-inline.c (can_inline_edge_p): Do not deal with
5887 call_stmt_cannot_inline_p.
5888 (can_early_inline_edge_p): Likewise.
5889 (early_inliner): Initialize inline_failed.
5890 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
5892 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
5894 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
5895 from nonimm_ssenomem_operand.
5896 (nonimm_ssenomem_operand): New predicate.
5897 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
5898 as operand 0 predicate.
5899 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
5900 Disable unsupported alternatives using "enabled" attribute.
5901 Use register_ssemem_operand as operand 0 predicate.
5902 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
5904 2016-05-03 Marek Polacek <polacek@redhat.com>
5907 * input.c (expansion_point_location): New function.
5908 * input.h (expansion_point_location): Declare.
5910 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
5912 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
5913 occurence with frame_offset_ ones.
5915 2016-05-03 Alan Modra <amodra@gmail.com>
5917 PR rtl-optimization/70890
5918 * ira.c (combine_and_move_insns): When moving def_insn, remove
5921 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
5923 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
5924 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
5925 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
5926 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
5928 2016-05-03 Alan Modra <amodra@gmail.com>
5930 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
5931 for SAVE_MULTIPLE/STORE_MULTIPLE.
5933 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5935 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
5936 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
5938 2016-05-03 Richard Biener <rguenther@suse.de>
5940 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
5942 (gimplify_arg): Likewise.
5943 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
5944 re-writing the result to a decl if required.
5945 (internal_get_tmp_var): Add allow_ssa parameter
5946 and override into_ssa with it.
5947 (get_formal_tmp_var): Adjust.
5948 (get_initialized_tmp_var): Add allow_ssa parameter.
5949 (gimplify_arg): Add allow_ssa parameter and avoid generating
5950 SSA names for the result false.
5951 (gimplify_call_expr): If the call may return twice do not
5952 gimplify parameters into SSA.
5953 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
5954 (gimplify_modify_expr): Adjust assert. For noreturn calls
5955 with a SSA name LHS adjust its def.
5956 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
5957 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
5958 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
5959 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
5960 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
5961 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
5962 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
5963 (optimize_target_teams): Do not allow SSA names for clause operands.
5964 (gimplify_expr): Likewise for where we mark the result addressable.
5965 * passes.def (pass_init_datastructures): Remove.
5966 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
5967 (rewrite_stmt): Likewise.
5968 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
5969 (replace_locals_op): Replace SSA names.
5970 (copy_gimple_seq_and_replace_locals): Init src_cfun.
5971 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
5972 * cgraph.c (release_function_body): Free CFG annotations only
5973 when we have a CFG. Simplify.
5974 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5975 force_gimple_operand instead of get_initialized_tmp_var.
5976 * tree-pass.h (make_pass_init_datastructures): Remove.
5977 * tree-ssa.c (execute_init_datastructures): Remove.
5978 (pass_data_init_datastructures): Likewise.
5979 (class pass_init_datastructures): Likewise.
5980 (make_pass_init_datastructures): Likewise.
5981 * omp-low.c (create_omp_child_function): Init SSA data structures.
5982 (grid_expand_target_grid_body): Likewise.
5983 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
5984 name before adding it to names_to_release.
5985 (remove_bb): Always release SSA defs.
5986 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
5987 before dereferencing it.
5988 * cgraphunit.c (init_lowered_empty_function): Always
5989 int SSA data structures.
5990 * tree-ssanames.c (release_defs): Remove assert that we are in
5992 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
5994 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5995 Uros Bizjak <ubizjak@gmail.com>
5997 PR rtl-optimization/70467
5998 * config/i386/predicates.md (x86_64_hilo_int_operand,
5999 x86_64_hilo_general_operand): New predicates.
6000 * config/i386/constraints.md (Wd): New constraint.
6001 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6002 (general_hilo_operand): New mode attr.
6003 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6004 instead of <general_operand>.
6005 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6006 x86_64_hilo_general_operand instead of <general_operand>.
6008 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6010 PR tree-optimization/70916
6011 * tree-if-conv.c (constant_or_ssa_name): Removed.
6012 (fold_build_cond_expr): Use is_gimple_val instead of
6013 constant_or_ssa_name.
6015 PR tree-optimization/70916
6016 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6017 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6020 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6021 (optimize_atomic_bit_test_and): New function.
6022 (pass_fold_builtins::execute): Use it.
6023 * optabs.def (atomic_bit_test_and_set_optab,
6024 atomic_bit_test_and_complement_optab,
6025 atomic_bit_test_and_reset_optab): New optabs.
6026 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6027 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6028 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6029 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6030 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6031 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6032 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6033 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6034 atomic_bit_test_and_complement@var{mode},
6035 atomic_bit_test_and_reset@var{mode}): Document.
6036 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6037 atomic_bit_test_and_complement<mode>,
6038 atomic_bit_test_and_reset<mode>): New expanders.
6039 (atomic_bit_test_and_set<mode>_1,
6040 atomic_bit_test_and_complement<mode>_1,
6041 atomic_bit_test_and_reset<mode>_1): New insns.
6043 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6045 PR rtl-optimization/70687
6046 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6047 instead of unsigned HOST_WIDE_INT.
6049 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6051 PR rtl-optimization/44281
6052 * hard-reg-set.h (struct target_hard_regs): New field
6053 x_fixed_nonglobal_reg_set.
6054 (fixed_nonglobal_reg_set): New macro.
6055 * reginfo.c (init_reg_sets_1): Initialize it.
6056 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6058 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6060 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6062 PR tree-optimization/56541
6063 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6064 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6065 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6066 (any_complicated_phi): new static variable.
6067 (aggressive_if_conv): delete.
6068 (if_convertible_phi_p): support phis with more than two arguments.
6069 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6070 critical pred edges.
6071 (ifcvt_split_critical_edges): support phis with more than two
6072 arguments by checking new parameter. only split critical edges
6074 (tree_if_conversion): handle simd pragma marked loop using new
6075 local variable aggressive_if_conv. check any_complicated_phi.
6077 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6079 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6082 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6084 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6087 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6089 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6090 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6091 define_insn_and_split.
6092 (mulsi3_i): New define_insn_and_split.
6093 (mulsi3_call): Convert to define_insn.
6094 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6097 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6099 * machmode.h (mode_complex): Add support to give the complex mode
6101 (GET_MODE_COMPLEX_MODE): Likewise.
6102 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6103 stored by build_complex_type and gfc_build_complex_type instead of
6104 trying to figure out the appropriate mode based on the size. Raise
6105 an assertion error, if the type was not set.
6106 * genmodes.c (struct mode_data): Add field for the complex type of
6108 (blank_mode): Likewise.
6109 (make_complex_modes): Remember the complex mode created in the
6111 (emit_mode_complex): Write out the mode_complex array to map a
6112 type mode to the complex version.
6113 (emit_insn_modes_c): Likewise.
6114 * tree.c (build_complex_type): Set the complex type to use before
6115 calling layout_type.
6116 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6117 support for __float128 complex datatypes.
6118 (rs6000_hard_regno_mode_ok): Likewise.
6119 (rs6000_setup_reg_addr_masks): Likewise.
6120 (rs6000_complex_function_value): Likewise.
6121 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6122 __float128 and __ibm128 complex.
6123 (FLOAT128_IBM_P): Likewise.
6124 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6125 * doc/extend.texi (Additional Floating Types): Document that
6126 -mfloat128 must be used to enable __float128. Document complex
6127 __float128 and __ibm128 support.
6129 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6132 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6133 char/short arguments promoted to int because of promote_prototypes.
6135 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6137 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6138 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6139 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6140 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6141 alternatives using "enabled" attribute. Use register_ssemem_operand
6142 as operand 1 predicate.
6143 (*cmpi<unord>xf_i387): Split XFmode pattern from
6144 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6145 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6146 *absneg<mode>2_i387. Disable unsupported alternatives using
6147 "enabled" attribute.
6148 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6150 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6152 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6154 (oacc_loop_process): Check mask for loop termination.
6156 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6158 * cif-code.def (CIF_THUNK): Add.
6159 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6162 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6164 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6165 (dump_inline_summary): Dump it.
6166 (fp_expression_p): New predicate.
6167 (estimate_function_body_sizes): Use it.
6168 (inline_merge_summary): Merge fp_expressions.
6169 (inline_read_section): Read fp_expressions.
6170 (inline_write_summary): Write fp_expressions.
6171 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6172 codegen boundary if either caller or callee is !fp_expressions.
6173 * ipa-inline.h (inline_summary): Add fp_expressions.
6174 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6175 to fp_expressions be sure the fp generation flags are updated.
6177 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6179 PR rtl-optimization/70467
6180 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6182 PR rtl-optimization/70467
6183 * ipa-pure-const.c (check_call): Handle internal calls even in
6184 ipa mode like in local mode.
6186 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6188 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6190 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6192 * match.pd (X u< X, X u> X): New transformations.
6194 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6196 * flag-types.h (enum warn_strict_overflow_code): Move ...
6197 * coretypes.h: ... here.
6198 * fold-const.h (fold_overflow_warning): Declare.
6199 * fold-const.c (fold_overflow_warning): Make non-static.
6200 (fold_comparison): Move the transformation of X +- C1 CMP C2
6201 into X CMP C2 -+ C1 ...
6202 * match.pd: ... here.
6203 * gimple-fold.c (fold_stmt_1): Protect with
6204 fold_defer_overflow_warnings.
6206 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6208 * omp-low.c (struct oacc_loop): Add 'inner' field.
6209 (new_oacc_loop_raw): Initialize it to zero.
6210 (oacc_loop_fixed_partitions): Initialize it.
6211 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6212 available partitioning.
6214 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6216 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6218 (umulsidi3): Likewise.
6219 (indirect_jump): Fix jump instruction assembly patterns.
6221 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6224 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6225 (nvptx_function_value): Assert non-NULL cfun.
6227 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6229 PR rtl-optimization/70886
6230 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6232 * cselib.h (rtx_equal_for_cselib_1): Declare.
6233 (rtx_equal_for_cselib_p: New inline function.
6234 * cselib.c (rtx_equal_for_cselib_p): Delete.
6235 (rtx_equal_for_cselib_1): Make public.
6237 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6239 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6240 (register_mixssei387nonimm_operand): Remove predicate.
6241 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6242 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6243 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6244 for TARGET_MIX_SSE_I387 alternatives.
6245 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6246 Disable unsupported alternatives using "enabled" attribute. Use
6247 nonimm_ssenomem_operand as operand 1 predicate. Also check
6248 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6250 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6252 * tree.c (cst_and_fits_in_hwi): Simplify.
6254 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6256 * tree.h (wi::to_wide): New function.
6257 * expr.c (expand_expr_real_1): Use wi::to_wide.
6258 * fold-const.c (int_const_binop_1): Likewise.
6259 (extract_muldiv_1): Likewise.
6261 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6263 * wide-int.h: Update offset_int and widest_int documentation.
6264 (WI_SIGNED_SHIFT_RESULT): New macro.
6265 (wi::binary_shift): Define signed_shift_result_type for
6266 shifts on offset_int- and widest_int-like types.
6267 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6268 * tree.h (int_bit_position): Use shift operators instead of wi::
6270 * alias.c (adjust_offset_for_component_ref): Likewise.
6271 * expr.c (get_inner_reference): Likewise.
6272 * fold-const.c (fold_comparison): Likewise.
6273 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6274 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6275 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6276 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6277 (stmt_kills_ref_p): Likewise.
6278 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6279 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6280 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6281 (ao_ref_init_from_vn_reference): Likewise.
6283 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6285 * wide-int.h: Update offset_int and widest_int documentation.
6286 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6287 (wi::binary_traits): Allow ordered comparisons between offset_int and
6288 offset_int, between widest_int and widest_int, and between either
6289 of these types and basic C types.
6290 (operator <, <=, >, >=): Define for the same combinations.
6291 * tree.h (tree_int_cst_lt): Use comparison operators instead
6292 of wi:: comparisons.
6293 (tree_int_cst_le): Likewise.
6294 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6295 (fold_nonarray_ctor_reference): Likewise.
6296 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6297 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6298 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6299 * tree-sra.c (completely_scalarize): Likewise.
6300 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6301 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6302 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6303 (check_for_binary_op_overflow): Likewise.
6304 (search_for_addr_array): Likewise.
6305 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6307 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6309 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6310 (arc_save_restore): Likewise.
6311 (arc_dwarf_register_span): Likewise.
6312 (arc_output_pic_addr_const): Initialize suffix variable.
6314 2016-05-02 Martin Liska <mliska@suse.cz>
6316 * symbol-summary.h (function_summary::function_summary):
6317 Remove checking assert for all cgraph nodes.
6318 (function_summary::get): Check summary_uid.
6319 (symtab_insertion): Check summary_uid.
6321 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6323 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6324 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6326 (arc_dwarf_register_span): Remove enum keyword.
6327 (compact_memory_operand_p): New function.
6328 * config/arc/arc.h (reg_class): Add code density register classes.
6329 (REG_CLASS_NAMES): Likewise.
6330 (REG_CLASS_CONTENTS): Likewise.
6331 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6332 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6333 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6334 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6335 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6337 (h, Rcd, Rsd, Rzd): New register constraints.
6338 (T): Use compact_memory_operand_p function.
6339 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6341 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6343 * config/sh/sh.md (*negnegt, *movtt): Remove.
6345 2016-05-02 Marek Polacek <polacek@redhat.com>
6346 Tom de Vries <tom@codesourcery.com>
6348 PR tree-optimization/70700
6349 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6350 bigger than FIRST_REF_NODE.
6352 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6355 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6357 (prepare_cbranch_operands): Don't use scratch register. Assume that
6358 function is used when pseudos can be created.
6359 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6360 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6361 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6362 define_expand. Allow it only when pseudos can be created.
6363 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6365 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6367 * config/i386/constraints.md (BC): Only allow -1 operands.
6368 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6369 Add "enabled" attribute. Update XI mode attribute calculation.
6370 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6371 (*movoi_internal_avx): Update XI mode attribute calculation.
6372 (*movti_internal): Ditto.
6374 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6376 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6377 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6379 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6381 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6382 statement on instruction code. Remove trailing spaces.
6383 (altivec_expand_stv_builtin): Likewise.
6385 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6387 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6388 (TARGET_FPU_DOUBLE): Simplify.
6389 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6390 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6391 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6392 with 'TARGET_FPU_DOUBLE'.
6393 * config/sh/sh.md: Likewise.
6395 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6397 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6398 SH_DIV_STR_FOR_SIZE): Remove.
6399 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6400 SH_DIV_STR_FOR_SIZE): Remove.
6402 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6404 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6405 logical_reg_operand): Delete.
6406 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6407 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6408 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6409 match_operand and match_test.
6410 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6411 variables on their first use. Return bool values.
6412 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6413 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6414 arith_reg_operand for input operand. Remove empty constraints.
6416 (*xorsi3_compact): Rename to xorsi3.
6417 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6418 (*zero_extend<mode>si2_disp_mem): Update comment.
6421 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6423 * config/sh/t-sh: Remove SH5 support.
6424 * config.gcc: Likewise.
6425 * configure: Likewise.
6427 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6429 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6431 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6433 * config/sh/sh.c (register_sh_passes, sh_option_override,
6434 sh_print_operand, prepare_move_operands,
6435 sh_can_follow_jump): Remove TARGET_SH1 checks.
6436 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6437 PROMOTE_MODE): Likewise.
6438 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6441 2016-04-30 Alan Modra <amodra@gmail.com>
6443 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6444 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6445 Check for user regs later to avoid unnecessary looping over regs.
6446 Merge user reg check with non-saved reg check. Don't force
6447 inline VR restore when static chain used.
6448 (rs6000_frame_related): Omit eh_frame info for user regs when
6450 (fixed_regs_p): Delete.
6452 2016-04-30 Alan Modra <amodra@gmail.com>
6454 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
6455 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
6458 2016-04-30 Alan Modra <amodra@gmail.com>
6461 * config/rs6000/rs6000.c (fixed_reg_p): New function.
6462 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
6465 2016-04-30 Alan Modra <amodra@gmail.com>
6467 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6468 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
6469 flag_pic test for Darwin.
6471 2016-04-30 Alan Modra <amodra@gmail.com>
6473 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
6474 throw_calls_crossed.
6475 (REG_FREQ_CALLS_CROSSED): Delete.
6476 (REG_N_THROWING_CALLS_CROSSED): Delete.
6477 * regstat.c (regstat_bb_compute_ri): Don't calculate
6478 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
6479 (dump_reg_info): Don't print call cross frequency.
6480 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
6481 and REG_N_THROWING_CALLS_CROSSED.
6483 2016-04-30 Alan Modra <amodra@gmail.com>
6485 * regs.h (struct reg_info_t): Delete live_length.
6486 (REG_LIVE_LENGTH): Delete macro.
6487 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
6488 local_live, local_processed and local_live_last_luid params.
6489 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
6491 (regstat_compute_ri): Adjust for above. Don't set
6493 (dump_reg_info): Don't print live length.
6494 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
6495 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
6496 Localize loop_depth var.
6498 2016-04-30 Alan Modra <amodra@gmail.com>
6500 * ira.c (enum valid_equiv): New.
6501 (validate_equiv_mem): Return enum.
6502 (update_equiv_mem): Create replacement in more cases.
6503 (add_store_equivs): Update validate_equiv_mem call.
6505 2016-04-30 Alan Modra <amodra@gmail.com>
6507 * ira.c (combine_and_move_insns): Rather than scanning insns,
6508 use DF infrastucture to find use and def insns.
6510 2016-04-30 Alan Modra <amodra@gmail.com>
6512 ira.c (combine_and_move_insns): Move invariant conditions..
6513 (ira.c): ..to here. Call combine_and_move_insns before
6514 add_store_equivs. Call grow_reg_equivs later. Allocate
6515 req_equiv later using max_reg_num() rather than global max_regno.
6516 (contains_replace_regs): Delete.
6517 (add_store_equivs): Remove contains_replace_regs test.
6519 2016-04-30 Alan Modra <amodra@gmail.com>
6521 * ira.c (struct equiv_mem_data): New.
6522 (equiv_mem, equiv_mem_modified): Delete static vars.
6523 (validate_equiv_mem_from_store): Use "data" param to communicate..
6524 (validate_equiv_mem): ..from here.
6526 2016-04-30 Alan Modra <amodra@gmail.com>
6528 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
6530 (update_reg_equivs): ..here. Move allocation and freeing of
6531 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
6532 end_alias_analysis to..
6535 2016-04-30 Alan Modra <amodra@gmail.com>
6537 * ira.c (pdx_subregs): Delete.
6538 (struct equivalence): Add pdx_subregs field.
6539 (set_paradoxical_subreg): Remove pdx_subregs param. Update
6541 (update_equiv_regs): Don't create or free pdx_subregs. Update
6544 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6546 * config/rs6000/altivec.h: Change definitions of vec_xl and
6548 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
6549 (LD_ELEMREV_V2DI): New.
6550 (LD_ELEMREV_V4SF): New.
6551 (LD_ELEMREV_V4SI): New.
6552 (LD_ELEMREV_V8HI): New.
6553 (LD_ELEMREV_V16QI): New.
6554 (ST_ELEMREV_V2DF): New.
6555 (ST_ELEMREV_V2DI): New.
6556 (ST_ELEMREV_V4SF): New.
6557 (ST_ELEMREV_V4SI): New.
6558 (ST_ELEMREV_V8HI): New.
6559 (ST_ELEMREV_V16QI): New.
6562 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6563 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
6564 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
6565 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
6566 (altivec_expand_builtin): Add handling for
6567 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
6568 (rs6000_invalid_builtin): Add error-checking for
6569 RS6000_BTM_P9_VECTOR.
6570 (altivec_init_builtins): Define builtins used to implement vec_xl
6572 (rs6000_builtin_mask_names): Define power9-vector.
6573 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
6574 (RS6000_BTM_P9_VECTOR): Define.
6575 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
6576 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
6577 (vsx_ld_elemrev_v2df): Likewise.
6578 (vsx_ld_elemrev_v4sf): Likewise.
6579 (vsx_ld_elemrev_v4si): Likewise.
6580 (vsx_ld_elemrev_v8hi): Likewise.
6581 (vsx_ld_elemrev_v16qi): Likewise.
6582 (vsx_st_elemrev_v2df): Likewise.
6583 (vsx_st_elemrev_v2di): Likewise.
6584 (vsx_st_elemrev_v4sf): Likewise.
6585 (vsx_st_elemrev_v4si): Likewise.
6586 (vsx_st_elemrev_v8hi): Likewise.
6587 (vsx_st_elemrev_v16qi): Likewise.
6588 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
6591 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
6593 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
6595 (simplify_control_stmt_condition_1): ... here. Recurse into
6596 BIT_AND_EXPRs and BIT_IOR_EXPRs.
6598 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
6601 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
6602 (zero_extendqi<mode>2_dot): Revert earlier conversion from
6603 define_insn_and_split to define_insn.
6604 (zero_extendqi<mode>2_dot2): Same.
6605 (extendqi<mode>2_dot): Same.
6606 (extendqi<mode>2_dot2): Same.
6608 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6610 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
6611 (probe_stack): New expander.
6612 (probe_stack_<mode>): New insn pattern.
6614 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6616 * config/i386/i386.md
6617 (operations with memory inputs setting flags peephole2):
6618 Remove uneeded REG_P checks. Cleanup pattern generation.
6620 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
6622 * tree-vect-loop.c (vect_transform_loop): Fix
6623 nb_iterations_upper_bound computation for vectorized loop.
6625 2016-04-29 Marek Polacek <polacek@redhat.com>
6626 Jakub Jelinek <jakub@redhat.com>
6629 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
6630 TARGET_EXPR_SLOT as a base.
6632 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
6634 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
6635 with 'rCm2' constraints to limit possible immediate size.
6636 (*load_zeroextendqisi_update): Likewise.
6637 (*load_signextendqisi_update): Likewise.
6638 (*loadhi_update): Likewise.
6639 (*load_zeroextendhisi_update): Likewise.
6640 (*load_signextendhisi_update): Likewise.
6641 (*loadsi_update): Likewise.
6642 (*loadsf_update): Likewise.
6644 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6646 * config/i386/predicates.md (constm1_operand): Fix comparison.
6648 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6650 * testsuite/gcc.target/arc/ieee_eq.c: New test.
6652 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
6654 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
6655 remaining SH5 related settings.
6656 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
6657 shmedia_prepare_call_address): Delete.
6658 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
6659 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
6660 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
6661 UNSUPPORTED_SH2A): Remove m5 checks.
6662 (sh_divide_strategy_e): Remove SH5 division strategies.
6663 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
6664 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
6666 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6668 * config/s390/s390.c (s390_rtx_costs): Update documentation.
6670 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6672 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
6673 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
6675 * config/s390/vector.md ("mov<mode>"): Likewise.
6677 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
6679 * config/s390/constraints.md ("U", "W"): Invoke
6680 s390_mem_constraint with "ZR" and "ZT".
6681 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
6682 addresses when using LRA. Accept also short displacements for S
6683 and T constraints. Do not check for long displacement target for
6684 S and T constraints.
6685 (s390_mem_constraint): Remove handling of U and W constraints.
6686 * config/s390/s390.md (various patterns): Remove the short
6687 displacement constraints (Q and R) if a long displacement
6688 constraint is present. Add longdisp as required CPU capability.
6689 * config/s390/vector.md: Likewise.
6690 * config/s390/vx-builtins.md: Likewise.
6692 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6695 * reload1.c (reload): Call finish_spills before
6696 restarting reload loop. Skip select_reload_regs
6697 if update_eliminables_and_spill returns true.
6699 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6701 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
6702 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
6703 (umulhisi3_imm): Update predicates and constraint letters.
6704 (umulhisi3_reg): Declare instruction as commutative.
6705 * config/arc/constraints.md (J12, J16): New constraints.
6706 * config/arc/predicates.md (short_unsigned_const_operand): New
6708 (arc_short_operand): Likewise.
6709 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
6711 2016-04-29 Richard Biener <rguenther@suse.de>
6713 PR tree-optimization/13962
6714 PR tree-optimization/65686
6715 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
6716 * tree-ssa-alias.c (ptrs_compare_unequal): New function
6717 using PTA to compare pointers.
6718 * match.pd: Add pattern for pointer equality compare simplification
6719 using ptrs_compare_unequal.
6721 2016-04-29 Richard Biener <rguenther@suse.de>
6723 * stor-layout.c (layout_type): Do not build a pointer-to-element
6726 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6728 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
6729 Use SWI mode iterator. Use general_reg_operand predicate.
6730 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
6731 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
6734 2016-04-29 Jakub Jelinek <jakub@redhat.com>
6737 * fold-const.c (operand_equal_p): Don't verify hash value equality
6739 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
6742 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6745 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
6746 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
6747 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
6748 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
6749 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
6751 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6753 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
6754 to info. Don't initialize separate fields to 0. Clean up
6757 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6759 * config/i386/i386.md (peephole2s for operations with memory inputs):
6760 Use SWI mode iterator.
6761 (peephole2s for operations with memory outputs): Ditto.
6762 Do not check for stack checking probe.
6764 (probe_stack): Remove expander.
6766 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6767 Andrew Burgess <andrew.burgess@embecosm.com>
6769 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
6770 operands as 32-bits.
6772 2016-04-28 Jason Merrill <jason@redhat.com>
6774 * gdbinit.in: Skip line-map.h.
6776 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6777 Andrew Burgess <andrew.burgess@embecosm.com>
6779 * config/arc/arc.c (arc_conditional_register_usage): Take
6780 TARGET_RRQ_CLASS into account.
6781 (arc_print_operand): Support printing 'p' and 's' operands.
6782 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
6784 (TARGET_RRQ_CLASS): Define.
6785 (IS_POWEROF2_OR_0_P): Define.
6786 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
6788 (*tst_movb): New define_insn.
6789 (*tst): Avoid recognition if it could prevent '*tst_movb'
6790 combination; replace c/CnL with c/Chs alternative.
6791 (*tst_bitfield_tst): New define_insn.
6792 (*tst_bitfield_asr): New define_insn.
6793 (*tst_bitfield): New define_insn.
6794 (andsi3_i): Add Rrq variant.
6795 (extzv): New define_expand.
6796 (insv): New define_expand.
6797 (*insv_i): New define_insn.
6798 (*movb): New define_insn.
6799 (*movb_signed): New define_insn.
6800 (*movb_high): New define_insn.
6801 (*movb_high_signed): New define_insn.
6802 (*movb_high_signed + 1): New define_split pattern.
6803 (*mrgb): New define_insn.
6804 (*mrgb + 1): New define_peephole2 pattern.
6805 (*mrgb + 2): New define_peephole2 pattern.
6806 * config/arc/arc.opt (mbitops): New option for nps400, uses
6807 TARGET_NPS_BITOPS_DEFAULT.
6808 * config/arc/constraints.md (q): Make register class conditional.
6809 (Rrq): New register constraint.
6810 (Chs): New constraint.
6811 (Clo): New constraint.
6812 (Chi): New constraint.
6813 (Cbf): New constraint.
6814 (Cbn): New constraint.
6815 (C18): New constraint.
6816 (Cbi): New constraint.
6818 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6820 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
6822 (bitmap_intersection_of_preds): Ditto.
6823 (bitmap_union_of_succs): Ditto.
6824 (bitmap_union_of_preds): Ditto.
6825 * sbitmap.c (do_popcount): Delete.
6826 (BITMAP_DEBUGGING): Delete.
6827 (sbitmap_verify_popcount): Delete.
6828 (sbitmap_alloc): Don't initialize the popcount field.
6829 (sbitmap_alloc_with_popcount): Delete.
6830 (sbitmap_resize): Don't resize the popcount array.
6831 (sbitmap_vector_alloc): Don't initialize the popcount field.
6832 (bitmap_copy): Don't copy the popcount array.
6833 (bitmap_clear): Don't clear the popcount array.
6834 (bitmap_clear): Delete the popcount array handling.
6835 (bitmap_ior_and_compl): Delete the popcount assert.
6836 (bitmap_not): Ditto.
6837 (bitmap_and_compl): Ditto.
6838 (bitmap_and): Delete the popcount array handling.
6839 (bitmap_xor): Ditto.
6840 (bitmap_ior): Ditto.
6841 (bitmap_or_and): Delete the popcount assert.
6842 (bitmap_and_or): Ditto.
6843 (popcount_table): Delete.
6844 (sbitmap_elt_popcount): Delete.
6845 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
6846 (bitmap_set_bit): Delete the popcount assert.
6847 (bitmap_clear_bit): Ditto.
6848 (sbitmap_free): Don't free the popcount array.
6849 (sbitmap_alloc_with_popcount): Delete declaration.
6850 (sbitmap_popcount): Ditto.
6852 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6853 Andrew Burgess <andrew.burgess@embecosm.com>
6855 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
6856 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
6857 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
6858 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
6859 * config/arc/arc.opt (mcmem): New option.
6860 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
6861 supply length for r/m alternative.
6862 (*extendqisi2_ac): Likewise.
6863 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
6865 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
6866 (movhi_insn): Likewise.
6867 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
6868 (*zero_extendqihi2_i): Add r/Ucm alternative.
6869 (*zero_extendqisi2_ac): Likewise.
6870 (*zero_extendhisi2_i): Likewise.
6871 * config/arc/constraints.md (Uex): New memory constraint.
6872 (Ucm): New define_constraint.
6873 * config/arc/predicates.md (long_immediate_loadstore_operand):
6874 Return 0 for MEM with cmem_address address.
6875 (cmem_address_0): New predicates.
6876 (cmem_address_1): Likewise.
6877 (cmem_address_2): Likewise.
6878 (cmem_address): Likewise.
6880 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6882 * config/rs6000/rs6000.c (machine_function): Rename
6883 insn_chain_scanned_p to spe_insn_chain_scanned_p.
6884 (rs6000_stack_info): Adjust.
6886 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6887 Andrew Burgess <andrew.burgess@embecosm.com>
6889 * config/arc/constraints.md (Usd): Convert to define_constraint.
6893 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6896 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
6897 Add new peephole2 where the first insn is *mov<mode>_or instead of
6898 *mov<mode>_internal.
6900 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
6902 * tracer.c (bb_seen): Make static.
6904 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
6906 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
6907 support, setup defaults.
6908 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
6909 * config/arc/arc.c (arc_init): Add NPS400 support.
6910 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
6911 (TARGET_ARC700): NPS400 is also an ARC700.
6912 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
6914 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6917 * config/nds32/nds32.md (casesi): Don't access the operands array
6920 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6922 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
6923 (or $-1,reg peephole2): Ditto.
6924 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
6926 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
6928 * doc/extend.texi (Common Function Attributes) [optimize]:
6929 Discourage use of the optimize attribute.
6931 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
6933 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
6934 special case builtin.
6935 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
6936 ALTIVEC_BUILTIN_VEC_ADDE.
6937 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6938 support for ALTIVEC_BUILTIN_VEC_ADDE.
6939 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6940 for __builtin_vec_adde.
6942 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6944 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
6945 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
6947 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6950 * doc/sourcebuild.texi (Effective-Target Keywords, Other
6951 attributes): Document cilkplus_runtime.
6953 2016-04-28 Martin Jambor <mjambor@suse.cz>
6955 * tree-cfg.c (verify_expr): Verify that local declarations belong to
6956 this function. Call verify_expr on MEM_REFs and bases of other
6959 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6961 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
6962 for WORD_REGISTER_OPERATIONS to runtime check.
6964 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6966 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
6968 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6970 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
6971 big-endian compilation.
6972 * config/arc/arc.md (addf3): Likewise.
6976 2016-04-28 Richard Biener <rguenther@suse.de>
6978 PR tree-optimization/70840
6979 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
6980 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
6981 Mark x * pow(x,c) -> pow(x,c+1) commutative.
6982 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
6984 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6986 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
6987 and explain why in a comment.
6989 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6991 * config/arc/arc.md (cpu_facility): Add fpx variant.
6992 (subdf3): Prohibit use reverse sub when assist operations option
6994 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
6995 instructions only when FPX is enabled.
6996 * testsuite/gcc.target/arc/trsub.c: New test.
6998 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7000 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7001 mult_operator when calculating "type" attribute.
7002 (*fop_<mode>_1_i387): Ditto.
7003 (*fop_xf_1_i387): Ditto.
7004 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7005 Use std::swap to swap operands. Use RTL expressions to generate
7008 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7009 Joern Rennecke <joern.rennecke@embecosm.com>
7011 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7013 (emit_pic_move): Remove.
7014 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7015 * config/arc/arc.c (emit_pic_move): Removed.
7016 (TARGET_HAVE_TLS): Define.
7017 (arc_conditional_register_usage): Test for arc_tp_regno.
7018 (arc_print_operand, arc_print_operand_address): Handle TLS
7020 (arc_needs_pcl_p): New function.
7021 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7022 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7023 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7024 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7025 (arc_legitimize_tls_address): Likewise.
7026 (DTPOFF_ZERO_SYM): Define.
7027 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7028 (arc_output_pic_addr_const): Print TLS unspecs.
7029 (prepare_pic_move): New function, replaces emit_pic_move.
7030 (arc_legitimate_constant_p): Handle TLS unspecs.
7031 (arc_legitimate_address_p): Likewise.
7032 (arc_rewrite_small_data_p): Use assert for TLS constants.
7033 (prepare_move_operands): Use prepare_pic_move.
7034 (arc_legitimize_address): Legitimize tls addresses.
7035 (arc_epilogue_uses): Check for arc_tp_regno.
7036 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7037 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7039 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7041 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7042 %(arc_tls_extra_start_spec).
7043 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7044 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7046 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7047 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7048 (UNSPEC_TLS_OFF): Add.
7050 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7051 (get_thread_pointersi): New patterns.
7052 * config/arc/arc.opt (mtp-regno): New option.
7053 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7054 (move_dest_operand): Likewise.
7055 * configure: Regenerate.
7056 * configure.ac: Add arc*-*-* case to test for tls.
7057 * doc/invoke.texi (ARC options): Document mtp-regno.
7059 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7061 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7062 the new ARC HS SIMD instructions.
7063 (arc_preferred_simd_mode): New function.
7064 (arc_autovectorize_vector_sizes): Likewise.
7065 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7066 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7067 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7068 (arc_init_builtins): Add new SIMD builtin types.
7069 (arc_split_move): Handle 64 bit vector moves.
7070 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7071 (TARGET_PLUS_QMACW): Define.
7072 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7073 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7074 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7075 (VSUBADD4H): New builtins.
7076 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7077 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7079 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7080 Matthias Klose <doko@debian.org>
7082 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7084 2016-04-28 Richard Biener <rguenther@suse.de>
7087 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7090 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7092 * common/config/sh/sh-common.c: Remove SH5 support.
7093 * config/sh/constraints.md: Likewise.
7094 * config/sh/config/sh/elf.h: Likewise.
7095 * config/sh/linux.h: Likewise.
7096 * config/sh/netbsd-elf.h: Likewise.
7097 * config/sh/predicates.md: Likewise.
7098 * config/sh/sh-c.c: Likewise.
7099 * config/sh/sh-protos.h: Likewise.
7100 * config/sh/sh.c: Likewise.
7101 * config/sh/sh.h: Likewise.
7102 * config/sh/sh.md: Likewise.
7103 * config/sh/sh.opt: Likewise.
7104 * config/sh/sync.md: Likewise.
7105 * config/sh/sh64.h: Delete.
7106 * config/sh/shmedia.h: Likewise.
7107 * config/sh/shmedia.md: Likewise.
7108 * config/sh/sshmedia.h: Likewise.
7109 * config/sh/t-netbsd-sh5-64: Likewise.
7110 * config/sh/t-sh64: Likewise.
7111 * config/sh/ushmedia.h: Likewise.
7113 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7115 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7116 general_reg_operand instead of register_operand predicate.
7118 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7120 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7122 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7124 * match.pd (A - B > A, A + B < A): New transformations.
7126 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7128 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7129 which defaults to true. Emit an outer pair of parentheses only if
7130 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7131 don't emit parentheses for the right-hand operand.
7133 2016-04-27 Jeff Law <law@redhat.com>
7135 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7137 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7139 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7140 (altivec_lvx_<mode>_internal): Document.
7141 (altivec_lvx_<mode>_2op): New define_insn.
7142 (altivec_lvx_<mode>_1op): Likewise.
7143 (altivec_lvx_<mode>_2op_si): Likewise.
7144 (altivec_lvx_<mode>_1op_si): Likewise.
7145 (altivec_stvx_<mode>): Remove.
7146 (altivec_stvx_<mode>_internal): Document.
7147 (altivec_stvx_<mode>_2op): New define_insn.
7148 (altivec_stvx_<mode>_1op): Likewise.
7149 (altivec_stvx_<mode>_2op_si): Likewise.
7150 (altivec_stvx_<mode>_1op_si): Likewise.
7151 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7152 Expand vec_ld and vec_st during parsing.
7153 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7155 (altivec_expand_stvx_be): Likewise.
7156 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7157 address-masking behavior in RTL.
7158 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7159 address-masking behavior in RTL.
7160 (altivec_expand_builtin): Change builtin code arguments for calls
7161 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7162 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7163 presence of lvx/stvx patterns.
7164 (alignment_with_canonical_addr): New function.
7165 (alignment_mask): Likewise.
7166 (find_alignment_op): Likewise.
7167 (recombine_lvx_pattern): Likewise.
7168 (recombine_stvx_pattern): Likewise.
7169 (recombine_lvx_stvx_patterns): Likewise.
7170 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7171 stvx patterns from expand.
7172 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7174 (vector_altivec_store_<mode>): Likewise.
7176 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7178 * config/aarch64/aarch64.md
7179 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7180 remove the "fp" attributes.
7181 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7182 add the "simd" attributes.
7183 (*movdf_aarch64): Likewise.
7184 (*movtf_aarch64): Remove the "fp" attributes.
7185 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7186 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7188 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7190 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7191 rtx to rtx_code_label *.
7192 * rtl.h (maybe_set_first_label_num): Likewise.
7194 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7196 * df-core.c (df_add_problem): Make the problem param be const.
7197 (df_remove_problem): Make local "problem" be const.
7198 * df-problems.c (problem_RD): Make const.
7199 (problem_LR): Likewise.
7200 (problem_LIVE): Likewise.
7201 (problem_MIR): Likewise.
7202 (problem_CHAIN): Likewise.
7203 (problem_WORD_LR): Likewise.
7204 (problem_NOTE): Likewise.
7205 (problem_MD): Likewise.
7206 * df-scan.c (problem_SCAN): Likewise.
7207 * df.h (struct df_problem): Make field "dependent_problem" be
7209 (struct dataflow): Likewise for field "problem".
7210 (df_add_problem): Make param const.
7212 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7214 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7215 inter-unit moves to/from vector registers are enabled. Do not disable
7218 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7220 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7221 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7223 (enum df_problem_id): ...this new enum.
7224 (struct df_problem): Convert field "id" from "int" to
7227 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7229 * rtl.def: Update comment for "things in the instruction chain" to
7230 reflect the removal of the leading "i" field for INSN_UID in
7231 r210360. Fix bogus apostrophe.
7233 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7235 * config/i386/i386.md
7236 (lea arith with mem operand + setcc peephole2): Set operator mode.
7238 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7241 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7242 (dimode_scalar_to_vector_candidate_p): This.
7243 (timode_scalar_to_vector_candidate_p): New function.
7244 (scalar_to_vector_candidate_p): Likewise.
7245 (timode_check_non_convertible_regs): Likewise.
7246 (timode_remove_non_convertible_regs): Likewise.
7247 (remove_non_convertible_regs): Likewise.
7248 (remove_non_convertible_regs): Renamed to ...
7249 (dimode_remove_non_convertible_regs): This.
7250 (scalar_chain::~scalar_chain): Make it virtual.
7251 (scalar_chain::compute_convert_gain): Make it pure virtual.
7252 (scalar_chain::mark_dual_mode_def): Likewise.
7253 (scalar_chain::convert_insn): Likewise.
7254 (scalar_chain::convert_registers): Likewise.
7255 (scalar_chain::add_to_queue): Make it protected.
7256 (scalar_chain::emit_conversion_insns): Likewise.
7257 (scalar_chain::replace_with_subreg): Likewise.
7258 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7259 (scalar_chain::convert_op): Likewise.
7260 (scalar_chain::convert_reg): Likewise.
7261 (scalar_chain::make_vector_copies): Likewise.
7262 (scalar_chain::convert_registers): New pure virtual function.
7263 (class dimode_scalar_chain): New class.
7264 (class timode_scalar_chain): Likewise.
7265 (scalar_chain::mark_dual_mode_def): Renamed to ...
7266 (dimode_scalar_chain::mark_dual_mode_def): This.
7267 (timode_scalar_chain::mark_dual_mode_def): New function.
7268 (timode_scalar_chain::convert_insn): Likewise.
7269 (dimode_scalar_chain::convert_registers): Likewise.
7270 (scalar_chain::compute_convert_gain): Renamed to ...
7271 (dimode_scalar_chain::compute_convert_gain): This.
7272 (scalar_chain::replace_with_subreg): Renamed to ...
7273 (dimode_scalar_chain::replace_with_subreg): This.
7274 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7275 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7276 (scalar_chain::make_vector_copies): Renamed to ...
7277 (dimode_scalar_chain::make_vector_copies): This.
7278 (scalar_chain::convert_reg): Renamed to ...
7279 (dimode_scalar_chain::convert_reg ): This.
7280 (scalar_chain::convert_op): Renamed to ...
7281 (dimode_scalar_chain::convert_op): This.
7282 (scalar_chain::convert_insn): Renamed to ...
7283 (dimode_scalar_chain::convert_insn): This.
7284 (scalar_chain::convert): Call convert_registers.
7285 (convert_scalars_to_vector): Change to scalar_chain pointer to
7286 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7287 in 32-bit mode. Delete scalar_chain pointer. Call
7288 free_dominance_info in 64-bit mode.
7289 (pass_stv::gate): Remove TARGET_64BIT check.
7290 (ix86_option_override): Put the 64-bit STV pass before the CSE
7293 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7295 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7296 dw_loc_frame_offset field.
7297 * dwarf2out.c (new_loc_descr): Likewise.
7298 (resolve_args_picking_1): Turn the VISITED hash set into a
7299 FRAME_OFFSET hash map. Use it to associate a frame offset to
7300 visited nodes. Remove uses of the CHECKING_P macro.
7301 (resolve_args_picking): Update call to resolve_args_picking_1.
7303 2016-04-27 Martin Liska <mliska@suse.cz>
7305 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7306 (free_loop_data): Release vuses of groups.
7308 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7310 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7311 instead of redundant use_id and boolean have_use_for.
7312 (struct iv_use): Change sub_id into group_id. Remove field next.
7313 Move fields: related_cands, n_map_members, cost_map and selected
7315 (struct iv_group): ... here. New structure.
7316 (struct iv_common_cand): Use structure declaration directly.
7317 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7318 (MAX_CONSIDERED_USES): Rename macro to ...
7319 (MAX_CONSIDERED_GROUPS): ... here.
7320 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7321 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7322 (dump_uses): Rename to ...
7323 (dump_groups): ... here. Update all uses.
7324 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7325 (find_induction_variables): Refactor format of dump information.
7326 (record_sub_use): Delete.
7327 (record_use): Update all uses.
7328 (record_group): New function.
7329 (record_group_use, find_interesting_uses_op): Call above functions.
7331 (find_interesting_uses_cond): Ditto.
7332 (group_compare_offset): New function.
7333 (split_all_small_groups): Rename to ...
7334 (split_small_address_groups_p): ... here. Update all uses.
7335 (split_address_groups): Update all uses.
7336 (find_interesting_uses): Refactor format of dump information.
7337 (add_candidate_1): Update all uses. Remove redundant check on iv,
7339 (add_candidate, record_common_cand): Remove redundant assert.
7340 (add_iv_candidate_for_biv): Update use.
7341 (add_iv_candidate_derived_from_uses): Update all uses.
7342 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7343 (alloc_use_cost_map): Ditto.
7344 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7345 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7346 (determine_use_iv_cost_generic): Ditto.
7347 (determine_group_iv_cost_generic): Ditto.
7348 (determine_use_iv_cost_address): Ditto.
7349 (determine_group_iv_cost_address): Ditto.
7350 (determine_use_iv_cost_condition): Ditto.
7351 (determine_group_iv_cost_cond): Ditto.
7352 (determine_use_iv_cost): Ditto.
7353 (determine_group_iv_cost): Ditto.
7354 (set_autoinc_for_original_candidates): Update all uses.
7355 (find_iv_candidates): Update all uses. Refactor dump information.
7356 (determine_use_iv_costs): Ditto.
7357 (determine_iv_costs): Ditto.
7358 (iv_ca_cand_for_use): Rename to ...
7359 (iv_ca_cand_for_group): ... here. Update all uses.
7360 (iv_ca_add_use, iv_ca_add_group): Ditto.
7361 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7362 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7363 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7364 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7365 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7366 (create_new_iv, adjust_iv_update_pos): Ditto.
7367 (rewrite_use_address): Delete.
7368 (rewrite_use_address_1): Rename to ...
7369 (rewrite_use_address): ... here.
7370 (rewrite_use_compare): Update all uses.
7371 (rewrite_use): Delete.
7372 (rewrite_uses): Rename to ...
7373 (rewrite_groups): ... here. Update all uses.
7374 (remove_unused_ivs, free_loop_data): Update all uses.
7375 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7377 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7379 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7380 for WORD_REGISTER_OPERATIONS to runtime check.
7382 2016-04-27 Richard Biener <rguenther@suse.de>
7385 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7386 aggregate_value_p to determine if a function result is
7387 returned by reference.
7388 (ipa_pta_execute): Functions having their address taken are
7389 not automatically nonlocal.
7391 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7394 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7395 * fold-const.c (operand_equal_p): If flag_checking and
7396 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7397 and if it returns non-zero, assert iterative_hash_expr on both
7400 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7402 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7404 2016-04-27 Nick Clifton <nickc@redhat.com>
7407 * varasm.c (merge_weak): Generate an error if an attempt is made
7408 to convert a non-weak static function into a weak, public function.
7410 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7412 * params.def (MAX_PARTITION_SIZE): New param.
7413 * doc/invoke.texi: Document lto-max-partition.
7415 2016-04-27 Richard Biener <rguenther@suse.de>
7418 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7419 function cummulating used_from_other_partition, externally_visible
7420 and force_output from aliases.
7421 (refered_from_nonlocal_var): Likewise.
7422 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7423 node flags properly.
7425 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7427 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7428 (-Wmemset-elt-size): New item.
7430 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7433 * stor-layout.h (internal_reference_types): Delete.
7434 * stor-layout.c (reference_types_internal): Likewise.
7435 (internal_reference_types): Likewise.
7436 (layout_type) <REFERENCE_TYPE>: Adjust.
7438 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7441 * tree.h (inchash::add_expr): Add FLAGS argument.
7442 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7443 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7444 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7445 Formatting fix. Adjust recursive calls. For tcc_comparison,
7446 if swap_tree_comparison (code) is smaller than code, hash that
7447 and arguments in the other order. Hash CONVERT_EXPR the same
7448 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7449 of ADDR_EXPR of decl as the decl itself. Add or remove
7450 OEP_ADDRESS_OF from recursive flags as needed. For
7451 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
7452 operands commutatively and only the third one normally.
7453 For internal CALL_EXPR hash in CALL_EXPR_IFN.
7455 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
7457 * config/rtems.h (LIB_SPEC): Add -latomic.
7459 2016-04-27 Joel Sherrill <joel@rtems.org>
7461 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
7462 xilink.ld and flags not relevant to RTEMS.
7464 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
7466 * toplev.c (backend_init_target): Avoid calling init_reload when using
7469 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7471 * reorg.c (try_merge_delay_insns): Declare i and j inside the
7472 for loops rather than one for the whole function.
7474 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7476 * match.pd (X + CST CMP X): New transformation.
7478 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7480 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
7481 * fold-const.c (fold_binary_loc): Remove 2 transformations
7482 superseded by match.pd.
7483 * match.pd (x+x -> x*2): Generalize to integers.
7485 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
7487 * config/i386/i386.md (operation on memory peephole): Duplicate an
7488 existing peephole and adapt it to match lea rather than an operation
7491 PR rtl-optimization/57193
7492 * opts.c (default_options_table): Add OPT_frename_registers at -O2
7494 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
7496 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7498 * tree-if-conv.c (any_pred_load_store): New static variable.
7499 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
7500 any_pred_load_store instead of and_mask_load_store.
7501 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
7502 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
7503 (combine_blocks, tree_if_conversion): Ditto.
7505 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7507 PR tree-optimization/70771
7508 PR tree-optimization/70775
7509 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
7510 virtual PHI nodes. Delete parameter.
7511 (if_convertible_loop_p_1): Delete argument to above function.
7512 (predicate_all_scalar_phis): Delete code handling single-argument
7514 (tree_if_conversion): Mark and update virtual SSA.
7516 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7519 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
7520 (x86_elf_aligned_common): Rename to ...
7521 (x86_elf_aligned_decl_common): ... this.
7522 Add decl arg. Switch to .lbss for largecomm object. Use
7523 LARGECOMM_SECTION_ASM_OP.
7524 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
7526 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
7527 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
7529 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7530 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
7532 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7535 * config/i386/i386.c (SECTION_LARGE): Define.
7536 (x86_64_elf_select_section): Set it for large data/bss sections.
7537 Only clear SECTION_WRITE for .lrodata.
7538 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
7540 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
7541 * varasm.c (default_elf_asm_named_section): Grow flagchars.
7542 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
7544 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
7545 * doc/tm.texi: Regenerate.
7547 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7550 * configure.ac (--enable-checking): Document extra flag, for
7551 non-release builds default to --enable-checking=yes,extra.
7552 If misc checking and extra checking, define CHECKING_P to 2 instead
7554 * common.opt (fchecking=): Add.
7555 * doc/invoke.texi (-fchecking=): Document.
7556 * doc/install.texi: Document --enable-checking changes.
7557 * configure: Regenerated.
7558 * config.in: Regenerated.
7560 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7562 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
7563 attribute instead of which_alternative.
7564 * config/i386/sse.md (*mov<mode>_internal): Ditto.
7565 Use EXT_REX_SSE_REG_P where appropriate.
7567 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7569 * config/i386/predicates.md (const0_operand): Do not match
7570 const_wide_int code.
7571 (const1_operand): Ditto.
7573 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7575 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
7576 for SSE constm1 operands and TARGET_AVX512VL.
7577 (*movti_internal): Ditto.
7578 (*mov<mode>_or): Use constm1_operand predicate.
7579 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
7580 for SSE vector_all_ones operands and TARGET_AVX512VL.
7581 * config/i386/predicates.md (constm1_operand): New predicate.
7582 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
7583 emission of constant -1 load.
7585 2016-04-25 Jason Merrill <jason@redhat.com>
7587 * gdbinit.in: Skip is-a.h.
7589 * attribs.c (register_scoped_attributes): Fix logic.
7590 * attribs.h: Declare register_scoped_attributes.
7592 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7594 * config/rs6000/rs6000-builtin.def: Correct pasto error for
7595 stxvd2x and stxvw4x built-in functions.
7597 2016-04-25 DJ Delorie <dj@redhat.com>
7599 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
7600 (ashrhi3): Likewise.
7601 (lshrhi3): Likewise.
7603 2016-04-25 Richard Biener <rguenther@suse.de>
7605 PR tree-optimization/70780
7606 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
7608 (compute_antic): Mark blocks with abnormal preds as visited as
7609 they have a final empty antic-in solution already.
7611 2016-04-25 Michael Collison <michael.collison@linaro.org>
7613 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
7615 2016-04-25 Michael Collison <michael.collison@linaro.org>
7617 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
7618 mode is VQI to improve mixed mode vectorization.
7619 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
7620 define_insn to match low half of signed vaddw.
7621 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
7622 define_insn to match high half of signed vaddw.
7623 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
7624 define_insn to match low half of unsigned vaddw.
7625 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
7626 define_insn to match high half of unsigned vaddw.
7627 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
7628 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7629 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
7631 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7632 * config/arm/predicates.md (vect_par_constant_high): Support
7633 big endian and simplify by calling
7634 arm_simd_check_vect_par_cnst_half
7635 (vect_par_constant_low): Likewise.
7637 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7639 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
7640 predicate for operand 2.
7642 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
7643 H.J. Lu <hongjiu.lu@intel.com>
7645 * config/i386/i386-protos.h (standard_sse_constant_p): Add
7646 machine_mode argument.
7647 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
7648 constm1_rtx operands. For VOIDmode constants, get mode from
7649 pred_mode. Check mode size if the mode is supported by ABI.
7650 (standard_sse_constant_opcode): Do not use standard_constant_p.
7651 Strictly check ABI support for all-ones operands.
7652 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
7653 immediates. Update calls to standard_sse_constant_p.
7654 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
7655 (ix86_rtx_costs): Ditto.
7656 * config/i386/i386.md (*movxi_internal_avx512f): Use
7657 nonimmediate_or_sse_const_operand instead of vector_move_operand.
7658 Use (v,BC) alternative instead of (v,C). Use register_operand
7659 checks instead of MEM_P.
7660 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
7661 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
7662 isa attribute. Use register_operand checks instead of MEM_P.
7663 (*movti_internal): Use nonimmediate_or_sse_const_operand for
7664 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
7665 alternative and corresponding sse2 isa attribute.
7666 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
7667 to standard_sse_constant_p.
7668 (FP constant splitters): Ditto.
7669 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
7671 * config/i386/predicates.md (constm1_operand): Remove.
7672 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
7673 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
7674 vector_all_ones_operand instead of constm1_operand.
7676 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7678 * print-rtl.c (print_rtx_insn_vec): New function.
7679 * print-rtl.h: New prototype.
7680 * store-motion.c (struct st_expr): Make avail_stores a vector.
7681 (st_expr_entry): Adjust.
7682 (free_st_expr_entry): Likewise.
7683 (print_store_motion_mems): Likewise.
7684 (find_moveable_store): Likewise.
7685 (compute_store_table): Likewise.
7686 (delete_store): Likewise.
7687 (build_store_vectors): Likewise.
7689 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7691 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
7693 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7695 * vec.h (vec_safe_contains): New function.
7696 (vec::contains): Likewise.
7697 (vec::begin): Likewise.
7698 (vec::end): Likewise.
7700 2016-04-23 Jakub Jelinek <jakub@redhat.com>
7703 * cfgexpand.c (expand_stack_vars): Fix typo.
7705 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7707 * system.h (list, map, set, vector): Include conditionally.
7708 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
7709 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
7710 * ipa-icf.c (INCLUDE_LIST): Define.
7711 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
7712 * config/sh/sh.c (INCLUDE_VECTOR): Define.
7713 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
7714 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
7715 * cp/logic.cc (INCLUDE_LIST): Define.
7716 * fortran/trans-common.c (INCLUDE_MAP): Define.
7718 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7720 * auto-profile.c: Remove <string.h> include.
7721 * ipa-icf-gimple.c: Remove <list> include.
7722 * diagnostic.c: Remove <new> include.
7723 * genmatch.c: Likewise.
7724 * pretty-print.c: Likewise.
7725 * toplev.c: Likewise
7726 * c/c-objc-common.c: Likewise.
7727 * cp/error.c: Likewise.
7728 * fortran/error.c: Likewise.
7730 2016-04-22 Richard Biener <rguenther@suse.de>
7732 * lto-streamer-in.c (input_ssa_names): Do not allocate
7733 GIMPLE_NOP for all SSA names.
7734 * lto-streamer-out.c (output_ssa_names): Do not output
7735 SSA names that should have been released.
7737 2016-04-22 Richard Biener <rguenther@suse.de>
7739 PR tree-optimization/70740
7740 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
7743 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
7746 * config/i386/predicates.md (call_insn_operand): Replace
7747 sibcall_memory_operand with memory_operand.
7749 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
7751 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
7752 has_single_use() tests.
7753 (register_edge_assert_for_1): Likewise.
7754 (find_assert_locations_1): Check the liveness bitmap instead of
7755 checking has_single_use().
7757 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
7760 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
7761 Extract AVX-512BW constraint from AVX.
7763 2016-04-21 Richard Biener <rguenther@suse.de>
7765 PR tree-optimization/70725
7766 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
7767 for phi_convertible_by_degenerating_args.
7768 (predicate_all_scalar_phis): Handle single-argument PHIs.
7770 2016-04-21 Richard Biener <rguenther@suse.de>
7773 * fold-const.c (fold_comparison): Return properly typed
7776 2016-04-21 Bin Cheng <bin.cheng@arm.com>
7778 PR tree-optimization/70715
7779 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7780 after expanding BASE using expand_simple_operations.
7782 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7784 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
7785 New transformations.
7787 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7789 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
7791 2016-04-20 Jan Hubicka <jh@suse.cz>
7793 * ipa-inline.c (can_inline_edge_p): Pass caller info to
7794 ultiimate_alias_target.
7795 (update_callee_keys): Likewise.
7796 (lookup_recursive_calls): Likewise.
7797 (speculation_useful_p): Likewise.
7799 2016-04-20 Jan Hubicka <jh@suse.cz>
7802 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
7803 (set_nothrow_flag_1): ... this; handle interposition correctly;
7804 recurse on aliases and thunks.
7805 (cgraph_node::set_nothrow_flag): New.
7806 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
7807 functions compiled with non-call exceptions that binds to current
7809 (propagate_nothrow): Be safe WRT interposition.
7810 * cgraph.h (set_nothrow_flag): Update prototype.
7812 2016-04-18 Jan Hubicka <jh@suse.cz>
7814 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7815 max_loop_iterations_int.
7816 (tree_unswitch_outer_loop): Likewise.
7818 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7820 PR tree-optimization/69489
7821 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
7822 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
7823 Revise dump message.
7824 (if_convertible_bb_p): Remove check on edge count of basic block's
7827 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7829 PR tree-optimization/56625
7830 PR tree-optimization/69489
7831 * tree-data-ref.h (DR_INNERMOST): New macro.
7832 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
7833 hashing struct innermost_loop_behavior.
7834 (ref_DR_map): Remove.
7835 (innermost_DR_map): New map.
7836 (baseref_DR_map): Revise comment.
7837 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
7838 to innermost_DR_map accroding to its innermost loop behavior.
7839 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
7840 to its innermost loop behavior.
7841 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
7842 Add initialization for innermost_DR_map. Record memory reference
7843 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
7844 have innermost loop behavior.
7845 (if_convertible_loop_p): Remove release for ref_DR_map. Release
7848 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
7850 * config/i386/i386.md (*lea<mode>_general_1): Rename from
7851 *lea_general_1. Use explicit SWI12 mode interator.
7852 (*lea<mode>_general_2): Rename from *lea_general_2.
7853 Use explicit SWI12 mode interator.
7854 (*lea<mode>_general_3): Rename from *lea_general_3.
7855 Use explicit SWI12 mode interator.
7856 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
7857 Use explicit SWI12 mode interator.
7858 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
7859 Use explicit SWI48 mode interator.
7861 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7863 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7864 Short-cut unaligned load and store cases. Handle all integer
7866 (ix86_expand_vector_move_misalign): Short-cut unaligned load
7867 and store cases. Call ix86_avx256_split_vector_move_misalign
7868 directly without checking mode class.
7870 2016-04-20 Andrew Pinski <apinski@cavium.com>
7871 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7874 * config/aarch64/aarch64.md (sibcall): Force call
7875 address to be DImode for ILP32.
7876 (sibcall_value): Likewise.
7878 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7880 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
7882 2016-04-20 Richard Biener <rguenther@suse.de>
7884 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
7885 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
7886 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
7887 (maybe_push_res_to_seq): Adjust.
7888 * gimple-fold.c (maybe_build_generic_op): Likewise.
7890 2016-04-20 Marek Polacek <polacek@redhat.com>
7892 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
7895 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
7897 * config/i386/sse.md (vec_unpacks_lo_hi): Always
7898 use kmovw to support AVX512F target.
7900 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7902 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
7904 2016-04-20 Marek Polacek <polacek@redhat.com>
7906 PR tree-optimization/70725
7907 * tree-if-conv.c (is_false_predicate): New function.
7908 (predicate_mem_writes): Use it.
7910 2016-04-20 Richard Biener <rguenther@suse.de>
7912 PR tree-optimization/70726
7913 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
7914 shift amounts from a pattern stmt operand.
7916 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7919 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
7920 stack_restore_from_fpr pattern when restoring r15.
7921 (s390_optimize_prologue): Strip away the memory barrier in the
7922 parallel when trying to get rid of restore insns.
7923 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
7924 definition for loading the stack pointer from an FPR. Compared to
7925 the normal move insn this pattern includes a full memory barrier.
7927 2016-04-19 Jakub Jelinek <jakub@redhat.com>
7930 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
7931 implicitly linear or lastprivate iterator on the outer context.
7933 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7935 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
7937 * config/i386/i386.md (ssememalign): Removed.
7938 * config/i386/sse.md: Remove ssememalign attribute from patterns.
7940 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7943 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
7944 const short * to __builtin_ia32_loaddquhi512_mask.
7945 (_mm512_maskz_loadu_epi16): Likewise.
7946 (_mm512_mask_storeu_epi16): Pass short * to
7947 __builtin_ia32_storedquhi512_mask.
7948 (_mm512_mask_loadu_epi8): Pass const char * to
7949 __builtin_ia32_loaddquqi512_mask.
7950 (_mm512_maskz_loadu_epi8): Likewise.
7951 (_mm512_mask_storeu_epi8): Pass char * to
7952 __builtin_ia32_storedquqi512_mask.
7953 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
7954 const double * to __builtin_ia32_loadupd512_mask.
7955 (_mm512_mask_loadu_pd): Likewise.
7956 (_mm512_maskz_loadu_pd): Likewise.
7957 (_mm512_storeu_pd): Pass double * to
7958 __builtin_ia32_storeupd512_mask.
7959 (_mm512_mask_storeu_pd): Likewise.
7960 (_mm512_loadu_ps): Pass const float * to
7961 __builtin_ia32_loadups512_mask.
7962 (_mm512_mask_loadu_ps): Likewise.
7963 (_mm512_maskz_loadu_ps): Likewise.
7964 (_mm512_storeu_ps): Pass float * to
7965 __builtin_ia32_storeups512_mask.
7966 (_mm512_mask_storeu_ps): Likewise.
7967 (_mm512_mask_loadu_epi64): Pass const long long * to
7968 __builtin_ia32_loaddqudi512_mask.
7969 (_mm512_maskz_loadu_epi64): Likewise.
7970 (_mm512_mask_storeu_epi64): Pass long long *
7971 to __builtin_ia32_storedqudi512_mask.
7972 (_mm512_loadu_si512): Pass const int * to
7973 __builtin_ia32_loaddqusi512_mask.
7974 (_mm512_mask_loadu_epi32): Likewise.
7975 (_mm512_maskz_loadu_epi32): Likewise.
7976 (_mm512_storeu_si512): Pass int * to
7977 __builtin_ia32_storedqusi512_mask.
7978 (_mm512_mask_storeu_epi32): Likewise.
7979 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
7980 char * to __builtin_ia32_storedquqi256_mask.
7981 (_mm_mask_storeu_epi8): Likewise.
7982 (_mm256_mask_loadu_epi16): Pass const short * to
7983 __builtin_ia32_loaddquhi256_mask.
7984 (_mm256_maskz_loadu_epi16): Likewise.
7985 (_mm_mask_loadu_epi16): Pass const short * to
7986 __builtin_ia32_loaddquhi128_mask.
7987 (_mm_maskz_loadu_epi16): Likewise.
7988 (_mm256_mask_loadu_epi8): Pass const char * to
7989 __builtin_ia32_loaddquqi256_mask.
7990 (_mm256_maskz_loadu_epi8): Likewise.
7991 (_mm_mask_loadu_epi8): Pass const char * to
7992 __builtin_ia32_loaddquqi128_mask.
7993 (_mm_maskz_loadu_epi8): Likewise.
7994 (_mm256_mask_storeu_epi16): Pass short * to.
7995 __builtin_ia32_storedquhi256_mask.
7996 (_mm_mask_storeu_epi16): Pass short * to.
7997 __builtin_ia32_storedquhi128_mask.
7998 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
7999 const double * to __builtin_ia32_loadupd256_mask.
8000 (_mm256_maskz_loadu_pd): Likewise.
8001 (_mm_mask_loadu_pd): Pass onst double * to
8002 __builtin_ia32_loadupd128_mask.
8003 (_mm_maskz_loadu_pd): Likewise.
8004 (_mm256_mask_storeu_pd): Pass double * to
8005 __builtin_ia32_storeupd256_mask.
8006 (_mm_mask_storeu_pd): Pass double * to
8007 __builtin_ia32_storeupd128_mask.
8008 (_mm256_mask_loadu_ps): Pass const float * to
8009 __builtin_ia32_loadups256_mask.
8010 (_mm256_maskz_loadu_ps): Likewise.
8011 (_mm_mask_loadu_ps): Pass const float * to
8012 __builtin_ia32_loadups128_mask.
8013 (_mm_maskz_loadu_ps): Likewise.
8014 (_mm256_mask_storeu_ps): Pass float * to
8015 __builtin_ia32_storeups256_mask.
8016 (_mm_mask_storeu_ps): ass float * to
8017 __builtin_ia32_storeups128_mask.
8018 (_mm256_mask_loadu_epi64): Pass const long long * to
8019 __builtin_ia32_loaddqudi256_mask.
8020 (_mm256_maskz_loadu_epi64): Likewise.
8021 (_mm_mask_loadu_epi64): Pass const long long * to
8022 __builtin_ia32_loaddqudi128_mask.
8023 (_mm_maskz_loadu_epi64): Likewise.
8024 (_mm256_mask_storeu_epi64): Pass long long * to
8025 __builtin_ia32_storedqudi256_mask.
8026 (_mm_mask_storeu_epi64): Pass long long * to
8027 __builtin_ia32_storedqudi128_mask.
8028 (_mm256_mask_loadu_epi32): Pass const int * to
8029 __builtin_ia32_loaddqusi256_mask.
8030 (_mm256_maskz_loadu_epi32): Likewise.
8031 (_mm_mask_loadu_epi32): Pass const int * to
8032 __builtin_ia32_loaddqusi128_mask.
8033 (_mm_maskz_loadu_epi32): Likewise.
8034 (_mm256_mask_storeu_epi32): Pass int * to
8035 __builtin_ia32_storedqusi256_mask.
8036 (_mm_mask_storeu_epi32): Pass int * to
8037 __builtin_ia32_storedqusi128_mask.
8038 * config/i386/i386-builtin-types.def (PCSHORT): New.
8040 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8041 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8042 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8043 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8044 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8045 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8046 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8047 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8048 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8049 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8050 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8051 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8052 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8053 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8054 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8055 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8056 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8057 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8058 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8059 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8060 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8061 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8062 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8063 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8064 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8065 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8066 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8067 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8068 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8069 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8070 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8071 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8072 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8073 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8074 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8075 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8076 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8077 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8078 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8079 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8080 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8081 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8082 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8083 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8084 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8085 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8086 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8087 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8088 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8090 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8091 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8093 (ix86_expand_vector_move_misalign): Likewise.
8094 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8095 to scalar function prototype for unaligned load/store builtins.
8096 (ix86_expand_special_args_builtin): Updated.
8097 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8098 (UNSPEC_STOREU): Likewise.
8099 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8100 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8101 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8102 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8103 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8104 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8105 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8106 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8107 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8108 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8109 (<avx512>_storedqu<mode>_mask): Likewise.
8110 (*sse4_2_pcmpestr_unaligned): Likewise.
8111 (*sse4_2_pcmpistr_unaligned): Likewise.
8112 (*mov<mode>_internal): Renamed to ...
8113 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8114 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8115 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8116 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8118 2016-04-19 Richard Biener <rguenther@suse.de>
8120 PR tree-optimization/70171
8121 * tree-ssa-phiprop.c: Include stor-layout.h.
8122 (phiprop_insert_phi): Handle the aggregate copy case.
8123 (propagate_with_phi): Likewise.
8125 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8127 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8128 instead of simplify_gen_subreg (... , 0).
8129 (ix86_delegitimize_address): Ditto.
8130 (ix86_split_divmod): Ditto.
8131 (ix86_split_copysign_const): Ditto.
8132 (ix86_split_copysign_var): Ditto.
8133 (ix86_expand_args_builtin): Ditto.
8134 (ix86_expand_round_builtin): Ditto.
8135 (ix86_expand_special_args_builtin): Ditto.
8136 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8137 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8138 (udivmodqi4): Ditto.
8139 (absneg splitters): Ditto.
8140 (*jcc_bt<mode>_1): Ditto.
8142 2016-04-19 Richard Biener <rguenther@suse.de>
8144 PR tree-optimization/70724
8145 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8146 restoring out from ...
8147 (free_scc_vn): ... here.
8148 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8149 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8151 (pass_fre::execute): Restore SSA info.
8153 2016-04-19 Richard Biener <rguenther@suse.de>
8155 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8156 * gimple-walk.c (walk_gimple_op): Initialize it.
8157 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8158 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8159 remapping SSA names of defs.
8160 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8163 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8166 * lra-constraints.c (equiv_substition_p): New.
8167 (process_alt_operands): Use it.
8168 (swap_operands): Swap it.
8169 (curr_insn_transform): Update it.
8171 2016-04-18 Michael Matz <matz@suse.de>
8173 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8174 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8175 * tree-core.h (tree_type_common.align): Use bit-field.
8176 (tree_type_common.spare): New.
8177 (tree_decl_common.off_align): Make smaller.
8178 (tree_decl_common.align): Use bit-field.
8180 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8181 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8182 (scan_sharing_clauses): Ditto.
8183 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8184 (omp_finish_file): Ditto.
8185 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8186 (layout_decl): Ditto.
8187 (relayout_decl): Ditto.
8188 (finalize_record_size): Use SET_TYPE_ALIGN.
8189 (finalize_type_size): Ditto.
8190 (finish_builtin_struct): Ditto.
8191 (layout_type): Ditto.
8192 (initialize_sizetypes): Ditto.
8193 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8194 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8195 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8196 (get_chain_field): Ditto.
8197 (get_trampoline_type): Ditto.
8198 (get_nl_goto_field): Ditto.
8199 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8201 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8202 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8203 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8204 (build_qualified_type): Use SET_TYPE_ALIGN.
8205 (build_aligned_type, build_range_type_1): Ditto.
8206 (build_atomic_base): Ditto.
8207 (build_common_tree_nodes): Ditto.
8208 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8209 (expand_one_stack_var_at): Ditto.
8210 * coverage.c (build_var): Use SET_DECL_ALIGN.
8211 * except.c (init_eh): Ditto.
8212 * function.c (assign_parm_setup_block): Ditto.
8213 * symtab.c (increase_alignment_1): Ditto.
8214 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8215 * tree-vect-stmts.c (ensure_base_align): Ditto.
8216 * varasm.c (align_variable): Ditto.
8217 (assemble_variable): Ditto.
8218 (build_constant_desc): Ditto.
8219 (output_constant_def_contents): Ditto.
8221 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8222 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8223 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8224 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8225 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8227 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8230 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8231 replace %vmovsd with "%vmovq".
8232 (vec_concatv2df): Likewise.
8234 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8236 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8237 (*vec_extractv2si_0): Ditto.
8238 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8239 (zero_extended_scalar_load_operand splitters): Ditto.
8240 (vec_extract splitters): Ditto.
8241 (*vec_extractv4si_0_zext): Ditto.
8242 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8244 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8245 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8246 (*sse4_1_extractps): Use lowpart_subreg.
8247 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8249 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8251 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8253 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8254 Mention Solaris 11 packaging changes.
8255 Update gas and gld requirements.
8256 Remove reference to pre-Solaris 10 bug.
8257 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8259 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8262 2016-04-17 Jan Hubicka <jh@suse.cz>
8264 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8265 max_loop_iterations_int.
8267 2016-04-18 Richard Biener <rguenther@suse.de>
8269 PR tree-optimization/43434
8270 * tree-ssa-structalias.c (struct vls_data): New.
8271 (visit_loadstore): Handle all pointer-based accesses.
8272 (compute_dependence_clique): Compute a bitmap of restrict tags
8273 assigned bases and pass it to visit_loadstore.
8275 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8278 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8279 armv8.1-a and armv8.1-a+crc.
8281 2016-04-18 Richard Biener <rguenther@suse.de>
8283 PR tree-optimization/70701
8284 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8285 references after translating through a memcpy.
8287 2016-04-18 Richard Biener <rguenther@suse.de>
8289 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8290 (compute_antic): ... here. For partial antic use regular
8291 postorder and scrap iteration.
8292 (compute_partial_antic_aux): Remove unused return value.
8293 (init_pre): Do not allocate postorder.
8294 (fini_pre): Do not free postorder.
8296 2016-04-18 Richard Biener <rguenther@suse.de>
8299 * expmed.c (extract_bit_field_1): Remove broken case
8300 using a wider MODE_INT mode.
8302 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8304 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8305 unless compiling with at least GCC-4.8.
8307 2016-04-17 Jan Hubicka <jh@suse.cz>
8310 * graphite.c (graphite_finalize): Update call to
8311 tree_estimate_probability.
8312 * predict.h (tree_estimate_probability): Update prototype.
8314 2016-04-17 Jan Hubicka <jh@suse.cz>
8316 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8317 (tree_estimate_probability): Likewise.
8318 (pass_profile::execute): Update.
8319 (report_predictor_hitrates): New function.
8320 * profile.c (compute_branch_probabilities): Use it.
8321 * predict.h (report_predictor_hitrates): Declare.
8323 2016-04-17 Jan Hubicka <jh@suse.cz>
8326 * cgraph.h (cgraph_node::set_const_flag,
8327 cgraph_node::set_pure_flag): Update prototype to return bool;
8329 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8330 of interposable symbol are interposable, too.
8331 (cgraph_set_const_flag_1): Rename to ...
8332 (set_const_flag_1): ... this one; change to self recursive function
8333 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8334 clearnig the flag in all variants and also virtual thunks of const
8335 functions are pure; track if any change was done.
8336 (cgraph_node::set_const_flag): Update.
8337 (struct set_pure_flag_info): New struct.
8338 (cgraph_set_pure_flag_1): Rename to ...
8339 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8340 rather than pointer encoded flags; track if any changes was done;
8341 handle correctly clearning flag and setting flag of aliases already
8343 (cgraph_node::set_pure_flag): Update.
8344 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8346 2016-04-17 Tom de Vries <tom@codesourcery.com>
8349 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8352 2016-04-17 Tom de Vries <tom@codesourcery.com>
8354 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8355 '{}<> ' as escape-for-record.
8357 2016-04-17 Tom de Vries <tom@codesourcery.com>
8359 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8362 2016-04-17 Tom de Vries <tom@codesourcery.com>
8365 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8366 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8367 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8368 * passes.c (finish_optimization_passes): Only call
8369 finish_graph_dump_file if dfi->graph_dump_initialized.
8370 (execute_function_dump, pass_init_dump_file): Use
8371 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8373 2016-04-17 Tom de Vries <tom@codesourcery.com>
8375 PR tree-optimization/70256
8376 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8377 (debug_varmap): New function.
8379 2016-04-17 Tom de Vries <tom@codesourcery.com>
8382 * passes.c (pass_manager::register_pass): Propagate pflags.
8384 2016-04-17 Tom de Vries <tom@codesourcery.com>
8387 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8388 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8389 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8390 check if it's equal to p_start.
8391 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8393 2016-04-15 Jan Hubicka <jh@suse.cz>
8396 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8397 function does not bind to current def.
8398 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8399 handle conservatively calls to functions that does not need to bind
8401 (check_call): Update call of worse_state.
8402 (ignore_edge_for_nothrow): Update.
8403 (ignore_edge_for_pure_const): Likewise.
8404 (propagate_pure_const): Update calls to worse_state.
8405 (skip_function_for_local_pure_const): Reformat comments.
8407 2016-04-15 Jan Hubicka <jh@suse.cz>
8410 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8411 (cgraph_node::function_symbol): Likewise.
8412 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8413 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8414 (symtab_node::ultimate_alias_target): Add REF parameter.
8415 (symtab_node::binds_to_current_def_p): Declare.
8416 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8417 (cgraph_node::function_symbol): Likewise.
8418 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8419 (cgraph_node::get_availability): Likewise.
8420 (cgraph_edge::binds_to_current_def_p): New inline function.
8421 (varpool_node::get_availability): Add REF parameter.
8422 (varpool_node::ultimate_alias_target): Likewise.
8423 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8424 (symtab_node::binds_to_current_def_p): Likewise.
8425 * varpool.c (varpool_node::get_availability): Likewise.
8427 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8430 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8431 Fix mode size check.
8433 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8435 * BASE-VER: Set to 7.0.0.
8437 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8439 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8441 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8443 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8444 architecture revisions.
8446 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8448 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8449 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8450 * config/i386/i386.md (stack decrement to push peepholes): Guard
8451 with !x86_using_red_zone ().
8453 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8456 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
8457 to dump_generic_node.
8458 (NIY): Pass also flags to do_niy.
8460 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
8462 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
8463 (simd_clone_vector_of_formal_parm_types)
8464 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
8465 (simd_clone_mangle, simd_clone_create)
8466 (simd_clone_adjust_return_type, create_tmp_simd_array)
8467 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
8468 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
8469 (ipa_simd_modify_function_body, simd_clone_linear_addend)
8470 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
8471 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
8472 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
8473 * omp-simd-clone.c: ... this new file.
8474 (simd_clone_vector_of_formal_parm_types): Make it static.
8475 * Makefile.in (OBJS): Add omp-simd-clone.o.
8477 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8480 * config/i386/sse.md: Use proper memory operand modifiers.
8483 2016-04-15 Richard Biener <rguenther@suse.de>
8484 Alan Modra <amodra@gmail.com>
8486 PR tree-optimization/70130
8487 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
8488 when alignment stays not the same and no not use the realign
8491 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8494 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8495 direct move handlers for KFmode. Change TFmode handlers test from
8496 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
8498 2016-04-14 Jakub Jelinek <jakub@redhat.com>
8501 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
8502 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
8503 (inlined_polymorphic_ctor_dtor_block_p): Use it.
8504 * tree-ssa-live.c (remove_unused_scope_block_p): When
8505 in_ctor_dtor_block, avoid discarding not just BLOCKs with
8506 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
8507 block_ultimate_origin is FUNCTION_DECL.
8508 (remove_unused_locals): If current_function_decl is
8509 polymorphic_ctor_dtor_p, pass initial true to
8510 remove_unused_scope_block_p' is_ctor_dtor_block.
8512 2016-04-14 Martin Sebor <msebor@redhat.com>
8517 * doc/extend.texi (Variable Length): Revert.
8519 2016-04-14 Marek Polacek <polacek@redhat.com>
8520 Jan Hubicka <hubicka@ucw.cz>
8523 * tree.c (verify_type): Disable the canonical type of main variant
8526 2016-04-14 Jason Merrill <jason@redhat.com>
8528 * cfgexpand.c, expr.c: Revert previous change.
8530 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
8533 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
8534 when building a mem ref for the incoming reduction variable.
8536 2016-04-14 Richard Biener <rguenther@suse.de>
8538 PR tree-optimization/70614
8539 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
8540 loop if the evolution dropped to chrec_dont_know.
8541 (interpret_condition_phi): Likewise.
8543 2016-04-14 Richard Biener <rguenther@suse.de>
8545 PR tree-optimization/70623
8546 * tree-ssa-pre.c (changed_blocks): Make global ...
8547 (compute_antic): ... local here. Move and fix worklist
8548 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
8549 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
8550 worklist handling, dump when ANTIC_IN changed.
8551 (compute_partial_antic_aux): Remove worklist handling.
8552 (init_pre): Do not compute post dominators. Add a comment about
8553 the CFG order chosen.
8554 (fini_pre): Do not free post dominators.
8556 2016-04-13 Martin Sebor <msebor@redhat.com>
8561 * doc/extend.texi (Variable Length): Document C++ specifics.
8563 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8566 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
8567 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
8568 eh edges have been purged.
8571 * tree-sra.c (create_access_replacement,
8572 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
8574 * tree-pretty-print.c (dump_fancy_name): New function.
8575 (dump_decl_name, dump_generic_node): Use it.
8577 2016-04-13 Jason Merrill <jason@redhat.com>
8579 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
8580 * expr.c (expand_expr_real_1): Likewise.
8582 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
8584 * config/i386/i386.md (kunpckhi): Swap operands.
8585 (kunpcksi): Likewise.
8586 (kunpckdi): Likewise.
8587 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
8588 (vec_pack_trunc_<mode>): Likewise.
8590 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8593 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
8596 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
8597 gimplification turns some element into non-constant.
8600 * rtl.h (convert_memory_address_addr_space_1): New prototype.
8601 * explow.c (convert_memory_address_addr_space_1): No longer static,
8602 add NO_EMIT argument and don't call convert_modes if true, pass
8603 it down recursively, remove break after return.
8604 (convert_memory_address_addr_space): Adjust caller.
8605 * simplify-rtx.c (simplify_unary_operation_1): Call
8606 convert_memory_address_addr_space_1 instead of convert_memory_address,
8607 if it returns NULL, don't simplify.
8609 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
8612 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
8614 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8616 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8617 Bump the upper SIMDLEN limits, so that if the return type or
8618 characteristic type if the return type is void can be passed in
8619 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
8622 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8625 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
8626 Do not use "=" constraint on an input constraint.
8627 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8628 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8629 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
8630 generates (neg (abs ...)) instead of (abs ...).
8632 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8634 PR rtl-optimization/70596
8635 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
8636 just invalidate LRA data and reset them. Adjust dump wording.
8638 2016-04-12 Martin Liska <mliska@suse.cz>
8641 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8643 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8645 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8646 max_loop_iterations_int.
8647 (tree_unswitch_outer_loop): Likewise.
8648 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8649 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8651 2016-04-12 Tom de Vries <tom@codesourcery.com>
8653 PR tree-optimization/68756
8654 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
8655 instead of new_name.
8657 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8659 PR tree-optimization/70602
8660 * tree-sra.c (generate_subtree_copies): Don't write anything into
8661 constant pool decls.
8663 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
8664 regardless whether there are depend clauses or not.
8666 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8669 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
8670 target attribute and pragma from changing the -mfloat128
8671 and -mfloat128-hardware options.
8673 * doc/extend.texi (Additional Floating Types): Document PowerPC
8674 __float128 restrictions.
8676 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8679 * config/aarch64/driver-aarch64.c
8680 (aarch64_get_extension_string_for_isa_flags): New.
8681 (arch_extension): Rename to...
8682 (aarch64_arch_extension): ...This.
8683 (ext_to_feat_string): Rename to...
8684 (aarch64_extensions): ...This.
8685 (aarch64_core_data): Keep track of architecture extension flags.
8686 (cpu_data): Rename to...
8687 (aarch64_cpu_data): ...This.
8688 (aarch64_arch_driver_info): Keep track of architecture extension
8690 (get_arch_name_from_id): Rename to...
8691 (get_arch_from_id): ...This, change return type.
8692 (host_detect_local_cpu): Update and reformat for renames, handle
8693 extensions through common infrastructure.
8695 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8698 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
8699 track of a canonical flag name.
8700 (all_extensions): Likewise.
8701 (arch_to_arch_name): Also track extension flags enabled by the arch.
8702 (all_architectures): Likewise.
8703 (aarch64_parse_extension): Move to here.
8704 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
8706 (aarch64_rewrite_selected_cpu): Update for above change.
8707 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
8708 are handled, such that the single explicit value enabled by an
8709 extension is kept seperate from the implicit values it also enables.
8710 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
8712 (aarch64_parse_extension): New.
8713 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
8714 here to config/aarch64/aarch64-protos.h.
8715 (aarch64_parse_extension): Move from here to
8716 common/config/aarch64/aarch64-common.c.
8717 (aarch64_option_print): Update.
8718 (aarch64_declare_function_name): Likewise.
8719 (aarch64_start_file): Likewise.
8720 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
8721 the canonical flag for extensions.
8722 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
8725 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8727 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
8730 2016-04-09 Tom de Vries <tom@codesourcery.com>
8732 PR tree-optimization/68953
8733 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
8734 first to last subscript.
8736 2016-04-09 Jakub Jelinek <jakub@redhat.com>
8738 PR tree-optimization/70586
8739 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
8742 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
8746 PR tree-optimization/70373
8750 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
8751 clauses for acc parallel reductions as necessary. Error on those
8753 * omp-low.c (scan_sharing_clauses): Don't install variables which
8754 are used in acc parallel reductions.
8755 (lower_rec_input_clauses): Remove dead code.
8756 (lower_oacc_reductions): Add support for reference reductions.
8757 (lower_reduction_clauses): Remove dead code.
8758 (lower_omp_target): Don't remap variables appearing in acc parallel
8760 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
8762 2016-04-08 Jakub Jelinek <jakub@redhat.com>
8765 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
8766 with multiple SSA_NAME defs, force the outputs other than first
8767 to be live before calling live_track_process_def on each output.
8769 PR rtl-optimization/70574
8770 * fwprop.c (forward_propagate_and_simplify): Don't add
8771 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
8772 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
8773 paradoxical subregs within *loc.
8775 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
8777 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
8778 -ftree-parallelize-loops={0,1}.
8779 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
8780 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
8781 * config/ia64/hpux.h (LIB_SPEC): Likewise.
8782 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
8783 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
8785 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
8788 * asan.c (instrument_derefs): If we get unknown location, extract it
8790 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
8792 2016-04-08 Tom de Vries <tom@codesourcery.com>
8794 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
8795 implicit firstprivate clause.
8797 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8800 * config/arm/thumb2.md (tst + branch-> lsls + branch
8801 peephole below *orsi_not_shiftsi_si): Require that condition
8802 register is dead after the peephole.
8803 (second peephole after the above): Likewise.
8805 2016-04-08 Alan Modra <amodra@gmail.com>
8808 * builtins.c (fold_builtin_classify): For IBM extended precision,
8809 look at just the high-order double to test for NaN.
8810 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
8811 test just the high double for Inf but both doubles for subnormal
8814 2016-04-07 Jakub Jelinek <jakub@redhat.com>
8816 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
8817 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
8818 node->simdclone->mask_mode != VOIDmode masks.
8819 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
8820 earlier, use it instead of node->simdclone.
8821 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8822 Set clonei->mask_mode.
8824 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8827 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
8828 Pass it through to cp_parser_already_scoped_statement.
8829 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
8830 it through to cp_parser_statement.
8831 (cp_parser_statement): Pass IF_P through to
8832 cp_parser_iteration_statement.
8833 (cp_parser_pragma): Adjust call to
8834 cp_parser_iteration_statement.
8836 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8839 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
8840 resolve a future -Wparentheses warning.
8841 * omp-low.c (scan_sharing_clauses): Likewise.
8842 * tree-parloops.c (eliminate_local_variables): Likewise.
8844 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
8846 PR rtl-optimization/70398
8847 * lra-constraints.c (process_address_1): Check zero scale and code
8848 for reloading with zero scale.
8850 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
8852 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
8853 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
8855 2016-04-06 Jakub Jelinek <jakub@redhat.com>
8857 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8858 Add support for AVX512F clones, include them by default for
8859 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
8860 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
8864 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
8865 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
8866 firstprivate clauses.
8867 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
8868 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
8869 (lower_omp_target): Set TREE_NO_WARNING for
8870 non-addressable possibly uninitialized vars which are copied into
8871 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
8873 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
8875 * config/pa/predicates.md (integer_store_memory_operand): Accept
8876 REG+D operands with a large offset when reload_in_progress is true.
8877 (floating_point_store_memory_operand): Likewise.
8879 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8882 * match.pd (nested int casts): Limit to GIMPLE.
8884 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
8887 * ipa-devirt.c (maybe_record_node): Fix comment; use
8888 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
8890 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8892 PR rtl-optimization/70542
8893 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
8894 if there are any uses other than insn or debug insns.
8896 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
8897 Jakub Jelinek <jakub@redhat.com>
8899 PR tree-optimization/70509
8900 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
8901 Shift HOST_WIDE_INT_1U instead of 1.
8903 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
8905 PR tree-optimization/70509
8906 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
8907 of the vector base type for index.
8909 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
8912 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
8914 2016-04-05 Richard Biener <rguenther@suse.de>
8916 PR tree-optimization/70526
8917 * tree-sra.c (build_ref_for_offset): Use prev_base to
8918 extract the alias pointer type.
8920 2016-04-05 Richard Biener <rguenther@suse.de>
8922 * dse.c (struct store_info): Remove alias_set member.
8923 (struct read_info_type): Likewise.
8924 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
8925 spill_deleted, clear_alias_set_lookup): Remove.
8926 (get_group_info): Remove dead base == NULL_RTX case.
8927 (dse_step0): Remove initialization of removed variables.
8928 (delete_dead_store_insn): Reomve alias set dumping.
8929 (free_read_records): Remove alias_set handling.
8930 (canon_address): Remove alias_set_out parameter.
8931 (record_store): Remove spill_alias_set, it's always zero.
8932 (check_mem_read_rtx): Likewise.
8933 (dse_step2): Rename from ...
8934 (dse_step2_nospill): ... this. Adjust.
8935 (scan_stores): Rename from ...
8936 (scan_stores_nospill): ... this.
8937 (scan_reads): Rename from ...
8938 (scan_reads_nospill): ... this.
8939 (scan_stores_spill, scan_reads_spill): Remove.
8940 (dse_step3_scan): Remove for_spills argument which is always false.
8941 (dse_step3): Likewise.
8942 (dse_step5): Rename from ...
8943 (dse_step5_nospill): ... this. Remove alias_set handling.
8944 (rest_of_handle_dse): Adjust.
8946 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8949 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
8950 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
8951 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
8952 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
8954 2016-04-05 Richard Biener <rguenther@suse.de>
8957 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
8958 non-register type temporaries into SSA.
8960 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
8963 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
8964 calls when sanitizing.
8965 (possible_polymorphic_call_target_p): Fix formatting.
8967 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8968 Jakub Jelinek <jakub@redhat.com>
8971 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
8972 to ensure a call statement is compatible with a built-in's
8974 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
8977 2016-04-04 Richard Biener <rguenther@suse.de>
8979 PR rtl-optimization/70484
8980 * rtl.h (canon_output_dependence): Declare.
8981 * alias.c (canon_output_dependence): New function.
8982 * dse.c (record_store): Use canon_output_dependence rather
8983 than canon_true_dependence.
8985 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8988 * cgraph.h (symtab_node::copy_visibility_from): New function.
8989 * symtab.c (symtab_node::copy_visibility_from): New function.
8990 * ipa-visibility.c (optimize_weakref): New function.
8991 (function_and_variable_visibility): Use it.
8993 2016-04-04 Martin Liska <mliska@suse.cz>
8996 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
8997 value that is really in range handled by SBR instruction.
8998 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
8999 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9000 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9002 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9006 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9007 set, but not for SP_REG operands.
9009 2016-04-02 Martin Sebor <msebor@redhat.com>
9012 * fold-const.c (maybe_nonzero_address): New function.
9013 (fold_comparison): Call it. Fold equality and relational
9014 expressions involving null pointers.
9015 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9017 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9019 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9020 the "Y" constraint (scalar FP 0.0 immediate).
9022 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9023 Add the "const_double" to the list of operand constraints.
9025 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9027 PR rtl-optimization/70467
9028 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9029 If low word of the last operand is 0, just emit addition/subtraction
9032 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9035 * config/s390/s390.c (s390_expand_insv): Check for everything
9036 constant instead of just VOIDmode stuff.
9038 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9041 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9043 2016-04-01 Nathan Sidwell <nathan@acm.org>
9045 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9047 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9049 PR rtl-optimization/70461
9050 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9053 2016-03-31 Martin Liska <mliska@suse.cz>
9056 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9057 a tree value or an immediate integer value to a buffer
9058 that is eventually copied to a BRIG section.
9059 (emit_immediate_operand): Call the function here.
9060 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9061 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9062 of class' fields that are removed.
9063 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9064 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9065 m_brig_repr_size fields.
9067 2016-03-31 Martin Liska <mliska@suse.cz>
9070 * hsa-gen.c (hsa_function_representation::update_dominance): New
9072 (convert_addr_to_flat_segment): Likewise.
9073 (gen_hsa_memory_set): New alignment argument.
9074 (gen_hsa_ctor_assignment): Likewise.
9075 (gen_hsa_insns_for_single_assignment): Provide alignment
9076 to gen_hsa_ctor_assignment.
9077 (gen_hsa_insns_for_direct_call): Add new argument.
9078 (expand_lhs_of_string_op): New function.
9079 (expand_string_operation_builtin): Likewise.
9080 (expand_memory_copy): New function.
9081 (expand_memory_set): New function.
9082 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9083 (convert_switch_statements): Change signature.
9084 (generate_hsa): Use a return value of the function.
9085 (pass_gen_hsail::execute): Do not call
9086 convert_switch_statements here.
9087 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9088 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9089 (hsa_function_representation::update_dominance): New function.
9091 2016-03-31 Martin Liska <mliska@suse.cz>
9094 * hsa-brig.c (emit_directive_variable): Emit alignment
9095 according to hsa_symbol::m_align.
9096 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9097 (dump_hsa_symbol): Dump alignment of HSA symbols.
9098 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9099 (gen_hsa_addr_with_align): New function.
9100 (hsa_bitmemref_alignment): Use newly added function.
9101 (gen_hsa_insns_for_load): Likewise.
9102 (gen_hsa_insns_for_store): Likewise.
9103 (gen_hsa_memory_copy): New argument added.
9104 (gen_hsa_insns_for_single_assignment): Respect
9105 alignment for assignments processed via gen_hsa_memory_copy.
9106 (gen_hsa_insns_for_direct_call): Likewise.
9107 (gen_hsa_insns_for_return): Likewise.
9108 (gen_function_def_parameters): Set default alignment.
9109 * hsa.c (hsa_object_alignment): New function.
9110 (hsa_byte_alignment): Pasted function.
9111 * hsa.h (hsa_symbol::m_align): New field.
9113 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9115 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9116 scratch field for goto case.
9118 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9120 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9122 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9125 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9126 (scalar_chain::convert_insn): Call convert_op for reg
9127 moves to handle undefined registers.
9129 2016-03-31 Nathan Sidwell <nathan@acm.org>
9132 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9133 Assert we don't want to move backwards.
9135 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9138 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9140 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9142 PR rtl-optimization/70460
9143 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9144 with operand from REG_LABEL_OPERAND, instead substitute
9145 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9146 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9148 2016-03-31 Martin Liska <mliska@suse.cz>
9150 * passes.c (execute_one_pass): Do not call
9151 todo_after for a discarded function.
9153 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9155 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9156 (no_cost, infinite_cost): Initialize the new field.
9157 (get_computation_cost_at): Record setup cost.
9158 (determine_use_iv_cost_address): Skip cost computation for sub
9159 uses if we can estimate it without losing accuracy.
9161 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9163 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9165 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9166 max_loop_iterations_int.
9167 (tree_unswitch_outer_loop): Likewise.
9168 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9169 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9171 2016-03-30 Richard Biener <rguenther@suse.de>
9174 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9176 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9179 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9180 in gen_blendm expander.
9182 2016-03-30 Nick Clifton <nickc@redhat.com>
9185 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9186 case where we are already provided with an SImode SUBREG.
9188 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9191 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9192 conflict between DRAP register and __builtin_eh_return.
9194 2016-03-30 Michael Matz <matz@suse.de>
9195 Richard Biener <rguenther@suse.de>
9198 * ipa-polymorphic-call.c (struct type_change_info): Change
9199 speculative to an unsigned allowing to limit the work we do.
9200 (csftc_abort_walking_p): New inline function..
9201 (check_stmt_for_type_change): Limit the number of may-defs
9202 skipped for speculative devirtualization to
9203 max-speculative-devirt-maydefs.
9204 * params.def (max-speculative-devirt-maydefs): New param.
9205 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9207 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9210 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9213 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9215 PR tree-optimization/59124
9216 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9217 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9219 2016-03-29 Jeff Law <law@redhat.com>
9221 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9223 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9225 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9228 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9230 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9231 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9232 gcrt0.o if linking dynamically.
9234 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9237 * ipa-devirt.c (methods_equal_p): New function.
9238 (compare_virtual_tables): Use it.
9239 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9240 * cgraphclones.c (clone_function_name_1): Use
9241 symbol_table::symbol_suffix_separator.
9242 * coverage.c (build_var): Likewise.
9243 * symtab.c (symbol_table::symbol_suffix_separator): New.
9245 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9247 PR rtl-optimization/70429
9248 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9249 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9250 mode != result_mode.
9253 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9255 PR tree-optimization/70405
9256 * ssa-iterators.h (num_imm_uses): Add missing braces.
9258 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9260 PR rtl-optimization/68695
9261 * ira-color.c (allocno_copy_cost_saving): New.
9262 (improve_allocation): Use it.
9264 2016-03-29 Richard Henderson <rth@redhat.com>
9267 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9269 2016-03-29 Richard Biener <rguenther@suse.de>
9272 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9273 use alignment returned by get_pointer_alignment_1 if it is
9274 bigger than BITS_PER_UNIT.
9275 * builtins.c (get_pointer_alignment_1): Do not return true
9276 for alignment extracted from SSA info.
9278 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9280 * config/ft32/ft32.opt (mnodiv): New.
9281 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9282 * doc/invoke.texi (FT32 Options -mnodiv): New.
9284 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9287 * config/i386/i386.md (define_split, andn): Fix modes.
9289 2016-03-26 Richard Biener <rguenther@suse.de>
9290 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9293 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9295 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9296 as 2nd argument to cl_optimization_restore().
9298 2016-03-25 Richard Henderson <rth@redhat.com>
9301 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9302 * config/aarch64/aarch64-protos.h: Declare it.
9303 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9305 2016-03-25 Alan Modra <amodra@gmail.com>
9308 * config/rs6000/constraints.md (j): Simplify.
9309 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9311 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9312 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9313 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9314 in all constraint alternatives.
9315 (movtd_64bit_nodm): Delete "j" constraint alternative.
9317 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9319 * tree-ssa-propagate.c: Enhance docs for
9320 SSA_PROP_NOT_INTERESTING.
9322 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9324 * doc/extend.texi: Fix typo in documentation to pure attribute.
9326 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9329 * config/pa/pa.md (bswapdi2): Use a scratch register.
9331 2016-03-24 Richard Henderson <rth@redhat.com>
9334 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9337 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9339 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9340 using ix86_expand_binary_operator instead of gen_andsi3.
9342 2016-03-24 Richard Biener <rguenther@suse.de>
9344 PR tree-optimization/70396
9345 * tree-vect-stmts.c (vectorizable_comparison): Use
9346 get_vectype_for_scalar_type.
9348 2016-03-24 Richard Biener <rguenther@suse.de>
9351 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9352 with register bases.
9354 2016-03-24 Richard Biener <rguenther@suse.de>
9356 PR tree-optimization/70372
9357 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9358 build_all_ones_cst to also handle vector types correctly.
9360 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9363 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9366 2016-03-23 Marek Polacek <polacek@redhat.com>
9369 * doc/invoke.texi: Document -Wignored-attributes.
9371 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9373 PR tree-optimization/69042
9374 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9375 parameter from 30 to 40.
9377 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9379 PR tree-optimization/69042
9380 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9381 for use with constant offset stripped in base.
9383 2016-03-23 Richard Biener <rguenther@suse.de>
9386 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9387 mode compatibility check.
9388 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9390 2016-03-23 Jeff Law <law@redhat.com>
9392 PR tree-optimization/64058
9393 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9395 (struct ssa_conflicts): Move up earlier in the file.
9396 (conflicts_, var_map_): New static variables.
9397 (initialize_conflict_count): New function to initialize the
9398 CONFLICT_COUNT field for each conflict pair.
9399 (compare_pairs): Lazily initialize the conflict count and use it
9400 as the first tie-breaker.
9401 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9402 and wipe conflicts_ and map_ around the call to qsort. Remove
9403 special case for 2 coalesce pairs.
9404 * bitmap.c (bitmap_count_unique_bits): New function.
9405 (bitmap_count_bits_in_word): New function, extracted from
9407 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9408 * bitmap.h (bitmap_count_unique_bits): Declare it.
9410 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9413 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9414 transparent alias chain for decl assembler name.
9415 * config/sol2.c (solaris_assemble_visibility): Likewise.
9417 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9419 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9421 (v10_fdivs): Likewise.
9422 (v10_fdivd): Likewise.
9424 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9427 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9428 to not call fclose twice on file.
9430 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9432 PR tree-optimization/70354
9433 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9434 oprnd0 is wider than oprnd1 and there is a cast from the wider
9435 type to oprnd1, mask it with the mask of the narrower type.
9438 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9439 Optimize TARGET_STV splitters, if high or low word of last argument
9442 2016-03-22 Jeff Law <law@redhat.com>
9445 tree-ssa-threadbackward.c
9446 (fsm_find_control_statement_thread_paths): Correctly distinguish
9447 between old style jump threads vs FSM jump threads.
9449 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
9452 * config/i386/i386.c (scalar_chain::convert_op): Support
9453 uninitialized register usage case.
9455 2016-03-22 Richard Biener <rguenther@suse.de>
9458 * genmatch.c (gen_transform): Adjust last parameter to a three-state
9460 (capture::gen_transform): ... to change behavior when substituting
9461 a condition into cond or not-cond expr context.
9462 (dt_simplify::gen_1): Adjust.
9463 * gimple-match-head.c: Include gimplify.h for unshare_expr.
9464 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
9465 last change and instead change to
9466 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
9467 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9469 2016-03-22 Anthony Green <green@moxielogic.com>
9471 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
9472 issue for moxiebox targets.
9473 (CC1PLUS_SPEC): Ditto.
9475 2016-03-22 Richard Biener <rguenther@suse.de>
9478 * fold-const.c (extract_muldiv_1): Properly perform multiplication
9481 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9483 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
9485 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9488 * config/i386/i386.c (def_builtin): Handle
9489 OPTION_MASK_ISA_AVX512VL to be and-ed with other
9491 (const struct builtin_description bdesc_special_args[]):
9492 Remove duplicate ISA bits.
9494 2016-03-22 Jakub Jelinek <jakub@redhat.com>
9497 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
9498 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
9499 in a way that works also for AVX512BW.
9502 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
9503 instead of source if operands[1] is xmm16 and above and
9504 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
9505 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
9508 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
9509 on assign if (*from_p) is a comparison, set it to
9510 TREE_NO_WARNING (*from_p).
9512 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9515 * lra.c (restore_scratches): Ignore deleted insns.
9517 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
9518 Jakub Jelinek <jakub@redhat.com>
9520 PR tree-optimization/70317
9521 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
9524 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
9527 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
9528 of ix86_expand_move.
9530 (movti): Use general_operand for operand 1 predicate.
9532 2016-03-21 Martin Liska <mliska@suse.cz>
9534 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
9536 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
9538 2016-03-21 Martin Liska <mliska@suse.cz>
9541 * ipa-icf.c (sem_function::parse): Skip static
9542 constructors and destructors.
9544 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9547 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
9548 function-like macro, peek following token(s) if it is followed
9549 by CPP_OPEN_PAREN token with optional padding in between, and
9550 if not, don't treat it like a macro.
9552 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
9553 Alexander Monakov <amonakov@ispras.ru>
9555 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
9556 for the stabs debug format.
9558 2016-03-21 Richard Biener <rguenther@suse.de>
9560 PR tree-optimization/70310
9561 * tree-vect-generic.c (expand_vector_condition): Fold the built
9564 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
9567 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
9568 Block third alternative for AVX-512VL target,
9570 2016-03-21 Martin Liska <mliska@suse.cz>
9573 * hsa-brig.c (emit_function_directives): Mark unemitted
9574 global variables for emission.
9575 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
9576 (get_symbol_for_decl): Likewise.
9577 * hsa.h (struct hsa_symbol): New flag.
9579 2016-03-21 Richard Biener <rguenther@suse.de>
9581 PR tree-optimization/70288
9582 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
9583 we do not estimate unsimplified all-constant conditionals or
9584 switches as optimized away.
9586 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
9588 PR rtl-optimization/69102
9589 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
9590 when we have a readonly dependency context.
9592 2016-03-18 Jeff Law <law@redhat.com>
9594 PR rtl-optimization/70263
9595 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
9596 (update_equiv_regs): When trying to move a store to after the insn
9597 that sets the source of the store, make sure the store occurs after
9598 the insn that sets the source of the store. When successful note
9599 the REG_EQUIV note created in the dump file.
9601 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
9602 Bernd Schmidt <bschmidt@redhat.com>
9604 * doc/extend.texi: Document more potential problems with basic asms.
9606 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
9608 PR rtl-optimization/70278
9609 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
9612 2016-03-18 Jason Merrill <jason@redhat.com>
9614 * calls.c (load_register_parameters): Fix zero size sibcall logic.
9616 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
9618 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
9619 values to 128b regs.
9621 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
9623 PR tree-optimization/70252
9624 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
9625 boolean vector has a proper number of elements.
9626 (supportable_narrowing_operation): Likewise.
9628 2016-03-18 Tom de Vries <tom@codesourcery.com>
9631 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
9633 2016-03-18 Jakub Jelinek <jakub@redhat.com>
9635 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
9636 instead of replace_rtx for DEBUG_INSNs.
9638 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9640 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
9641 load type reservations.
9643 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
9646 * config/pa/constraints.md: Revert 2015-02-13 change. Use
9647 define_constraint for "Q" and "T" constraints.
9649 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
9651 Tweak the pipeline model for Exynos M1
9653 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
9656 2016-03-17 David Malcolm <dmalcolm@redhat.com>
9659 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
9660 where one or both locations aren't within a line_map.
9662 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
9665 * opts.c (finish_options): Don't set flag_pie to the default if
9666 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
9669 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
9671 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
9672 true as ALL_REGS argument to replace_rtx.
9674 2016-03-17 Richard Biener <rguenther@suse.de>
9677 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
9680 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9683 * rtl.h (replace_rtx): Add ALL_REGS argument.
9684 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
9685 equality and assert mode is the same, instead of just rtx pointer
9687 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
9688 true as ALL_REGS argument to replace_rtx.
9690 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
9692 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
9693 for boolean vector with vector mode only.
9694 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9696 2016-03-17 Nick Clifton <nickc@redhat.com>
9699 * config/rx/rx.c (rx_print_integer): Print negative constants in
9702 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9705 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
9707 2016-03-16 Richard Henderson <rth@redhat.com>
9708 Richard Biener <rguenth@suse.de>
9713 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
9714 first operand as is_gimple_condexpr.
9719 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
9720 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
9721 Do not gimplify the result.
9722 (do_unop): Adjust call to tree_vec_extract.
9723 (do_binop): Likewise.
9724 (do_compare): Likewise.
9725 (do_plus_minus): Likewise.
9726 (do_negate): Likewise.
9727 (expand_vector_condition): Likewise.
9728 (do_cond): Likewise.
9730 2016-03-16 Richard Henderson <rth@redhat.com>
9733 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
9734 (aarch64_classify_address): Use it.
9735 (aarch64_legitimize_address): Force all subexpressions of PLUS
9736 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
9738 2016-03-16 Jakub Jelinek <jakub@redhat.com>
9739 Richard Biener <rguenth@suse.de>
9742 * rtlanal.c (replace_rtx): For REG, if from is a REG,
9743 return to even if only REGNO is equal, and assert
9746 2016-03-11 Jeff Law <law@redhat.com>
9748 PR rtl-optimization/70224
9749 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
9751 2016-03-16 Richard Henderson <rth@redhat.com>
9754 * function.h (struct function): Add has_forced_label_in_static.
9755 * gimplify.c (force_labels_r): Set it.
9756 * lto-streamer-in.c (input_struct_function_base): Read it.
9757 * lto-streamer-out.c (output_struct_function_base): Write it.
9758 * tree-inline.c (has_label_address_in_static_1): Remove.
9759 (copy_forbidden): Remove fndecl parameter; test
9760 has_forced_label_in_static.
9761 (inline_forbidden_p): Update call to copy_forbidden.
9762 (tree_versionable_function_p): Likewise.
9763 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
9764 (chkp_versioning): Likewise.
9765 * tree-inline.h (copy_forbidden): Update decl.
9767 2016-03-16 Marek Polacek <polacek@redhat.com>
9770 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
9771 function being thunked if the result type doesn't have fixed size.
9772 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
9773 doesn't have fixed size.
9775 2016-03-16 Bin Cheng <bin.cheng@arm.com>
9777 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
9778 reporting malformed loop nest.
9780 2016-03-16 Tom de Vries <tom@codesourcery.com>
9783 * ipa-devirt.c (possible_polymorphic_call_targets): Move
9784 nodes.length () == 1 test to before first nodes[0] access.
9786 2016-03-16 Tom de Vries <tom@codesourcery.com>
9788 PR tree-optimization/68715
9789 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
9792 2016-03-16 Tom de Vries <tom@codesourcery.com>
9794 PR tree-optimization/68809
9795 * graphite-scop-detection.c (same_close_phi_node): Test if result types
9798 2016-03-16 Carlos O'Donell <carlos@redhat.com>
9799 Sandra Loosemore <sandra@codesourcery.com>
9801 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
9802 on leaf attribute. Mention ELF interposition problems.
9804 2016-03-16 Alan Modra <amodra@gmail.com>
9806 PR rtl-optimization/69195
9807 PR rtl-optimization/47992
9808 * ira.c (indirect_jump_optimize): Ignore artificial defs.
9811 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
9814 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
9816 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9818 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
9820 2016-03-15 Jakub Jelinek <jakub@redhat.com>
9822 PR rtl-optimization/70222
9823 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
9824 optimization if mode is different from result_mode, queue up masking
9825 of the result in outer_op. Formatting fix.
9828 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
9831 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9833 PR rtl-optimization/69032
9834 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
9835 looping backwards over basic block insns.
9837 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9840 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
9841 to non-speculative when propagating trap bits.
9843 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9845 PR rtl-optimization/63384
9846 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
9849 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9852 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
9853 factored out from ...
9854 (sched_analyze_insn): ... here.
9855 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
9856 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
9857 get_implicit_reg_pending_clobbers in it.
9858 (setup_id_reg_sets): Use setup_id_implicit_regs.
9859 (deps_init_id): Ditto.
9861 2016-03-15 Tom de Vries <tom@codesourcery.com>
9864 * cgraph.c (cgraph_node::get_body): Save, reset and restore
9866 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
9867 execute_function_dump.
9868 (execute_one_pass): Don't dump function if it will be dumped after ipa
9871 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
9873 * genrecog.c (match_pattern_2): If pred is NULL don't call
9874 safe_predicate_mode on it.
9876 2016-03-14 Jakub Jelinek <jakub@redhat.com>
9879 * lra-constraints.c (delete_move_and_clobber): Change assertion
9880 to also allow dregno == 0.
9882 2016-03-14 Richard Henderson <rth@redhat.com>
9885 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
9886 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
9887 (reassociate_bb): Use optimize_vec_cond_expr; avoid
9888 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
9891 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
9894 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
9896 (lra_create_live_ranges_1): initialize hard register biggest_mode to
9898 * lra-constraints.c (split_reg): For hard regs, try to find the
9899 biggest single-register mode used in the function.
9901 2016-03-14 Richard Biener <rguenther@suse.de>
9903 PR tree-optimization/56365
9904 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
9905 constants to compare against.
9907 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
9910 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9911 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
9912 (define_split for the GPR case): Use int_reg_operand instead of
9913 gpc_reg_operand for the output.
9915 2016-03-14 Tom de Vries <tom@codesourcery.com>
9917 PR tree-optimization/70045
9918 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
9919 create_empty_if_region_on_edge argument.
9921 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
9923 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
9924 (STACK_CHECK_PROTECT): Likewise.
9925 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9926 (STACK_CHECK_PROTECT): Likewise.
9927 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9928 (STACK_CHECK_PROTECT): Likewise.
9929 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
9930 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
9931 (STACK_CHECK_PROTECT): Likewise.
9933 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
9935 PR rtl-optimization/69307
9936 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
9937 registers in modes that span more than one register.
9939 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
9942 * lra-constraints.c (delete_move_and_clobber): New.
9943 (remove_inheritance_pseudos): Use it.
9945 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
9948 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
9949 the libcall is LCT_THROW.
9950 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
9951 for the checking routine.
9953 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9956 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
9957 optimization if we have direct move.
9958 (roundu32<mode>2_fprs): Likewise.
9960 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
9963 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
9965 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
9966 Arguments swapped. All callers changed. Take reg_renumber into
9967 account, and Calculate and compare register ranges for hard regs.
9969 2016-03-11 Jeff Law <law@redhat.com>
9971 PR tree-optimization/70190
9972 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9973 Handle cases where we can not extract the taken edge, even though we
9974 found a constant value.
9976 PR tree-optimization/64058
9977 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
9978 (num_coalesce_pairs): Move up earlier in file.
9979 (find_coalesce_pair): Initialize the INDEX field for each pair
9981 (compare_pairs): No longer sort on the elements in each pair.
9982 Instead break ties with the index of the coalesce pair.
9984 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9987 * config/aarch64/aarch64-protos.h
9988 (aarch64_save_restore_target_globals): New prototype.
9989 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
9990 Call the above when popping pragma.
9991 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
9993 (aarch64_set_current_function): Rewrite using the above.
9995 2016-03-11 Jakub Jelinek <jakub@redhat.com>
9997 PR tree-optimization/70177
9998 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
9999 (extract_ops_from_tree): ... this. In the 2 argument
10000 overload remove _1 suffix.
10001 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10002 (extract_ops_from_tree): ... this.
10003 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10005 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10006 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10007 extract_ops_from_tree instead of 2 operand one.
10009 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10011 PR tree-optimization/70013
10012 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10013 for constant-pool entries.
10015 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10017 PR rtl-optimization/70174
10018 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10019 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10021 PR tree-optimization/70169
10022 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10023 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10026 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10027 Jakub Jelinek <jakub@redhat.com>
10030 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10031 of uninitialized values.
10033 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10035 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10037 ("*trunctddd2"): New pattern definition.
10038 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10041 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10043 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10044 definitions for BFP and DFP rounding modes.
10045 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10046 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10047 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10048 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10051 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10053 * config/s390/constraints.md: Adjust comment.
10054 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10055 s390_decompose_addrstyle_without_index.
10056 * config/s390/predicates.md (shift_count_or_setmem_operand):
10057 Rename to setmem_operand.
10058 * config/s390/s390-protos.h
10059 (s390_decompose_shift_count): Rename to
10060 s390_decompose_addrstyle_without_index.
10061 * config/s390/s390.c (s390_decompose_shift_count)
10062 (s390_mem_constraint, print_shift_count_operand)
10063 (print_operand_address, print_operand): Rename
10064 s390_decompose_shift_count to
10065 s390_decompose_addrstyle_without_index and rename
10066 print_shift_count_operand to print_addrstyle_operand troughout the
10068 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10069 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10070 Rename shift_count_or_setmem_operand to setmem_operand.
10071 * config/s390/vx-builtins.md ("vec_insert<mode>")
10072 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10075 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10078 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10079 Handle overlapping retval and newval.
10081 2016-03-10 Nick Clifton <nickc@redhat.com>
10084 * config/aarch64/aarch64.c
10085 (aarch64_override_options_after_change_1): When forcing
10086 flag_omit_frame_pointer to be true, use a special value that can
10087 be detected if this function is called again, thus preventing
10088 flag_omit_leaf_frame_pointer from being forced to be false.
10090 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10092 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10093 Set x_flag_omit_leaf_frame_pointer when handling
10094 -momit-leaf-frame-pointer.
10096 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10099 * cgraph.c (cgraph_node::dump): Dump split_part and
10100 indirect_call_target.
10101 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10102 * ipa.c (has_addr_references_p): Cleanup.
10103 (is_indirect_call_target_p): New.
10104 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10105 called indirectly as local.
10106 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10108 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10111 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10112 on cxa_pure_virtual.
10114 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10117 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10119 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10122 * tree.c (need_assembler_name_p): Only record main variant type names.
10124 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10127 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10128 Always define to 0 or 1.
10129 (TARGET_FIX_ERR_A53_843419): New macro.
10130 * config/aarch64/aarch64-elf-raw.h
10131 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10132 * config/aarch64/aarch64-linux.h: Likewise.
10133 * config/aarch64/aarch64.c
10134 (aarch64_override_options_after_change_1): Do not default
10135 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10137 (aarch64_attributes): Handle fix-cortex-a53-843419.
10138 (aarch64_can_inline_p): Likewise.
10139 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10141 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10142 Jakub Jelinek <jakub@redhat.com>
10144 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10145 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10146 DECL_COMMONS if flag_unconstrained_commons is set.
10147 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10148 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10149 (funconstrained-commons): Document.
10151 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10153 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10154 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10156 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10158 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10159 has a proper number of elements.
10161 2016-03-10 Alan Modra <amodra@gmail.com>
10163 PR rtl-optimization/69195
10164 PR rtl-optimization/47992
10165 * ira.c (recorded_label_ref): Delete.
10166 (update_equiv_regs): Return void.
10167 (indirect_jump_optimize): New function.
10168 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10169 before regstat_compute_ri. Don't rebuild_jump_labels here.
10170 Delete update_regstat.
10172 2016-03-10 Richard Biener <rguenther@suse.de>
10174 PR tree-optimization/70128
10175 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10176 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10178 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10180 PR tree-optimization/70152
10181 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10182 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10185 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10186 instead of gen_sse2_loadlpd.
10187 * config/i386/sse.md (*vec_concatv2df): Rename to...
10188 (vec_concatv2df): ... this.
10190 PR tree-optimization/70127
10191 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10193 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10197 * diagnostic-show-locus.c (compatible_locations_p): New function.
10198 (layout::layout): Sanitize ranges using compatible_locations_p.
10200 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10204 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10205 location_range param with three const expanded_locations * and a
10207 (layout::layout): Replace call to
10208 rich_location::lazily_expand_location with get_expanded_location.
10209 Extract the range and perform location expansion here, passing
10210 the results to the layout_range ctor.
10211 * diagnostic.c (source_range::debug): Delete.
10212 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10213 of rich_location::get_expanded_location.
10214 * gcc-rich-location.c (get_range_for_expr): Delete.
10215 (gcc_rich_location::add_expr): Reimplement to avoid the
10216 rich_location::add_range overload that took a location_range,
10217 passing a location_t instead.
10219 2016-03-09 Richard Biener <rguenther@suse.de>
10220 Jakub Jelinek <jakub@redhat.com>
10222 PR tree-optimization/70138
10223 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10224 Also skip vect_double_reduction_def.
10226 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10229 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10230 if the operand is "m".
10232 2016-03-09 Nathan Sidwell <nathan@acm.org>
10234 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10236 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10238 * config/i386/i386.c (processor_target_table): Fix cost table
10239 intialization order for znver1.
10241 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10243 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10244 - becuase -> because.
10245 * ipa-reference.c (ignore_module_statics): Likewise.
10246 * cgraph.c (cgraph_node::get_body): Likewise.
10247 * ipa-inline.c (early_inliner): Likewise.
10248 * ipa-devirt.c (types_same_for_odr): Likewise.
10249 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10250 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10252 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10254 * tree-ssa-math-opts.c: Fix typo in comment.
10256 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10259 * config/i386/i386.c (scalar_chain::make_vector_copies,
10260 scalar_chain::convert_reg): Call end_sequence in between
10261 get_insns and emit_conversion_insns rather than after both
10264 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10267 * config/i386/i386.h (machine_function): Add
10268 pc_thunk_call_expanded flag.
10269 (ix86_pc_thunk_call_expanded): New define.
10270 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10271 (*set_got): Rename insn pattern from set_got.
10272 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10273 * config/i386/i386.c (ix86_compute_frame_layout): Use
10274 ix86_pc_thunk_call_expanded to prevent red-zone.
10276 2016-03-07 Martin Jambor <mjambor@suse.cz>
10278 * hsa.h (hsa_get_ctor_statements): Declare.
10279 (hsa_get_dtor_statements): Likewise.
10280 (hsa_get_kernel_dispatch_type): Likewise.
10281 * hsa.c (hsa_get_ctor_statements): New function.
10282 (hsa_get_dtor_statements): Likewise.
10283 (hsa_get_kernel_dispatch_type): Likewise.
10284 * hsa-brig.c (hsa_cdtor_statements): Removed.
10285 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10286 hsa_get_dtor_statements.
10287 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10288 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10290 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10292 * config/arm/arm-cores.def (cortex-r8): New.
10293 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10294 * config/arm/arm-tune.md: Likewise.
10295 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10297 2016-03-07 Martin Sebor <msebor@redhat.com>
10299 PR rtl-optimization/19705
10300 * doc/invoke.texi (Options That Control Optimization): Clarify
10301 -fno-branch-count-reg.
10303 2016-02-26 Richard Biener <rguenther@suse.de>
10304 Jeff Law <law@redhat.com>
10306 PR tree-optimization/69740
10307 * cfghooks.c (remove_edge): Request loop fixups if we delete
10308 an edge that might turn an irreducible loop into a natural
10310 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10311 Move after definition of loops_state_clear.
10313 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10315 PR rtl-optimization/69052
10316 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10319 2016-03-07 Tom de Vries <tom@codesourcery.com>
10321 PR tree-optimization/70116
10322 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10323 is_tm_ending stmts and ubsan/asan internal functions.
10324 (find_duplicate): Use it. Don't test is_tm_ending here.
10326 2016-03-07 Richard Biener <rguenther@suse.de>
10328 PR tree-optimization/70115
10329 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10330 (propagate_constants_for_unrolling): Use replace_uses_by.
10332 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10334 PR middle-end/69916
10335 * omp-low.c (struct oacc_loop): Add ifns.
10336 (new_oacc_loop_raw): Initialize it.
10337 (finish_oacc_loop): Clear mask & flags if no ifns.
10338 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10339 (oacc_loop_xform_loop): Add ifns arg & adjust.
10340 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10342 2016-03-07 Richard Henderson <rth@redhat.com>
10345 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10346 (insert_value_copy_on_edge): Likewise.
10348 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10350 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10352 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10355 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10357 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10359 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10361 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10363 Fix sseimul type attribute.
10364 * config/i386/znver1.md
10365 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10366 znver1_sseimul_avx256_load) : Fix the type attribute.
10367 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10368 pipe usage and latency.
10370 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10373 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10374 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10377 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10380 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10382 PR rtl-optimization/69941
10383 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10384 the reg share its mode.
10386 2016-03-04 Jeff Law <law@redhat.com>
10388 PR tree-optimization/69196
10389 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10390 If the both SSA_NAMEs are anonymous, then consider them unassociated
10391 and include the PHI in the statement count.
10393 2016-03-05 Tom de Vries <tom@codesourcery.com>
10395 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10396 construct in oacc routine. Check for oacc region in oacc routine.
10398 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10401 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10402 2016-02-22 changes, instead don't recurse if RECUR is already true.
10403 Don't change *dynamic_check if RECUR. Adjust recursive caller
10404 to pass true to the new argument.
10405 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10408 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10409 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10411 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10413 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10415 PR rtl-optimization/57676
10416 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10417 with flag_checking.
10419 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10421 * tree-vect-patterns.c (search_type_for_mask): Handle
10422 comparison of booleans.
10424 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10426 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10430 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10431 all other ops that have dw_val_class_die_ref operands,
10432 and DW_OP_GNU_entry_value.
10434 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10436 PR rtl-optimization/69904
10437 * config/arm/arm.c (arm_cannot_copy_insn_p):
10438 Return true for load-exclusive instructions.
10440 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10443 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10444 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10445 the pattern no matter if it is used just by non-pattern, pattern
10447 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10448 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10449 oprnd1 def_stmt is in pattern, don't look through it.
10451 2016-03-03 Marek Polacek <polacek@redhat.com>
10453 PR middle-end/70050
10454 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
10456 2016-03-03 Martin Liska <mliska@suse.cz>
10458 PR tree-optimization/70043
10459 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
10460 previous statement if we see a debug statement.
10462 2016-03-03 Richard Biener <rguenther@suse.de>
10464 PR tree-optimization/55936
10465 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
10466 parameter and guard unsafe equivalence use.
10467 (vrp_evaluate_conditional_warnv_with_ops): Always use
10468 safe equivalences but not via the quadratic compare_names
10471 2016-03-03 Michael Collison <michael.collison@linaro.org>
10474 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
10475 for operand 1 to s_register_operand. Change predicate for operand
10476 2 to arm_not_immediate_operand.
10478 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
10480 * doc/tm.texi: Regenerated.
10482 2016-03-02 Richard Henderson <rth@redhat.com>
10485 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
10486 simplification when all args are positive non-fixed registers.
10488 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10490 * target.def (lra_p): Specify that new ports should use LRA.
10492 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10495 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
10496 gimplify_type_sizes the type they refer to.
10497 (omp_notice_variable): Handle reference vars to VLAs.
10498 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
10499 reference to VLA decls in the second pass instead of first pass.
10501 2016-03-02 Tom de Vries <tom@codesourcery.com>
10503 PR tree-optimization/68659
10504 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
10505 new_expr == NULL_TREE.
10506 (get_new_name): Handle ADDR_EXPR.
10508 2016-03-02 Bin Cheng <bin.cheng@arm.com>
10510 PR rtl-optimization/69052
10511 * loop-invariant.c (canonicalize_address): New function.
10512 (inv_can_prop_to_addr_use): Check validity of address expression
10513 which is canonicalized by above function.
10515 2016-03-02 Alan Modra <amodra@gmail.com>
10518 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
10521 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10524 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
10525 (*movhi_internal): Put mask moves from and to memory separately
10526 from moves from/to GPRs.
10528 2016-03-02 Richard Biener <rguenther@suse.de>
10530 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
10531 GENERIC expressions in GIMPLE.
10533 2016-03-02 Richard Biener <rguenther@suse.de>
10535 * config/i386/i386.c (type_natural_mode): Fix typo.
10537 2016-03-02 Nick Clifton <nickc@redhat.com>
10539 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
10541 2016-03-02 Richard Biener <rguenther@suse.de>
10542 Uros Bizjak <ubizjak@gmail.com>
10545 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
10547 2016-03-02 Richard Biener <rguenther@suse.de>
10549 PR middle-end/67278
10550 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
10552 2016-03-02 Marek Polacek <polacek@redhat.com>
10555 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
10556 "is promoted to" warning.
10558 2016-03-01 DJ Delorie <dj@redhat.com>
10560 * config.gcc: Deprecate mep-*.
10562 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
10564 PR middle-end/70025
10565 * lra-constraints.c (regno_val_use_in): New.
10566 (match_reload): Use it instead of regno_use_in.
10568 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10570 PR rtl-optimization/70007
10571 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
10572 references present in REG_EQUAL notes attached to non-SET patterns.
10574 2016-03-01 Jeff Law <law@redhat.com>
10576 PR tree-optimization/69196
10577 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10578 Appropriately clamp the number of statements to copy when the
10579 thread path does not traverse a loop backedge.
10581 PR tree-optimization/69196
10582 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10583 Do count some PHIs in the thread path against the insn count. Decrease
10584 final statement count by one as the control statement in the last
10585 block will get removed. Remove special cased code for handling PHIs
10588 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
10591 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
10592 asm dialect alternatives to explicit GOTPCREL calls.
10594 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10597 * ira.c (do_reload): Issue warning for generic stack checking here...
10598 * reload1.c (reload): ...instead of here and streamline it.
10600 2016-03-01 Nick Clifton <nickc@redhat.com>
10602 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
10604 2016-03-01 Richard Biener <rguenther@suse.de>
10606 PR tree-optimization/69983
10607 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
10608 types and fall back to operand_equal_p.
10610 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10613 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10615 * config/s390/constraints.md ("jm8"): New constraint.
10616 * config/s390/predicates.md ("const_int_8bitset_operand"): New
10618 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
10620 ("*setmem_long<setmem_and>"): New pattern.
10621 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
10623 ("*setmem_long_31z<setmem_and>"): New pattern.
10624 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
10625 New substitution rules with the required attributes.
10628 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10631 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10633 * gensupport.c (process_substs_on_one_elem): Split loop to
10634 complete mark_operands_used_in_match_dup on all expressions in the
10636 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10637 and remove function.
10639 2016-03-01 Richard Biener <rguenther@suse.de>
10641 PR middle-end/70022
10642 * fold-const.c (fold_indirect_ref_1): Fix range checking for
10643 vector BIT_FIELD_REF extract.
10645 2016-03-01 Richard Biener <rguenther@suse.de>
10647 PR tree-optimization/69994
10648 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
10650 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
10652 PR tree-optimization/69956
10653 * tree-vect-stmts.c (supportable_widening_operation): Support
10654 multi-step conversion of boolean vectors.
10655 (supportable_narrowing_operation): Likewise.
10657 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10659 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
10662 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10664 * config/s390/subst.md (DSI_VI): New mode iterator.
10665 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
10666 * config/s390/vector.md ("vec_set<mode>"): Move expander before
10667 the insn definition.
10668 ("*vec_set<mode>"): Change predicate and add alternative to
10669 support only either register or const_int operands as element
10671 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
10673 ("vec_extract<mode>"): New expander.
10674 ("*vec_extract<mode>"): New insn definition supporting reg and
10675 const_int element selectors.
10676 ("*vec_extract<mode>_plus"): New insn definition supporting
10677 reg+const_int element selectors.
10678 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
10679 following expander+insn definition.
10680 ("<vec_shifts_name><mode>3"): New expander.
10681 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
10683 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10685 * config/s390/s390.md ("*tabort_1"): Change predicate to
10686 nonmemory_operand. Add a second alternative to cover
10687 register as well as const int operands.
10688 ("*tabort_1_plus"): New pattern definition.
10690 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10692 * config/s390/s390.md ("*ashrdi3_cc_31")
10693 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
10694 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
10695 Merge insn definitions into ...
10696 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10697 New pattern definition.
10698 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
10699 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
10700 ("*ashr<mode>3_and"): Merge insn definitions into ...
10701 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10702 New pattern definition.
10703 * config/s390/subst.md ("addr_style_op_cc_subst")
10704 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
10705 substitutions patterns plus attributes.
10706 Add ashiftrt to SUBST iterator.
10708 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10710 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
10711 op2 to nonmemory_operand.
10712 ("*<shift>di3_31", "*<shift>di3_31_and"):
10713 Merge into single pattern definition ...
10714 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
10715 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
10716 pattern definition ...
10717 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
10718 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
10721 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10723 * config/s390/predicates.md (const_int_6bitset_operand): New
10725 * config/s390/s390.md: Include subst.md.
10726 ("rotl<mode>3"): New expander.
10727 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
10729 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
10730 * config/s390/subst.md: New file.
10732 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10734 * config/s390/s390.md ("op_type", "atype", "length" attributes):
10735 Remove RRR type. It doesn't really exist.
10736 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
10738 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
10739 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
10740 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
10741 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
10742 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
10743 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
10744 `enabled' attribute.
10746 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10748 * gensupport.c (process_substs_on_one_elem): Split loop to
10749 complete mark_operands_used_in_match_dup on all expressions in the
10751 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10752 and remove function.
10754 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10757 * config/sparc/sparc.c (NWORDS_UP): Rename to...
10758 (CEIL_NWORDS): ...this. Use CEIL macro.
10759 (compute_fp_layout): Adjust to above renaming.
10760 (function_arg_union_value): Likewise.
10761 (sparc_arg_partial_bytes): Likewise.
10762 (sparc_function_arg_advance): Likewise.
10764 2016-02-29 Jeff Law <law@redhat.com>
10766 PR tree-optimization/70005
10767 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
10768 where an object with a boolean range is compared against a value
10771 PR tree-optimization/69999
10772 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
10773 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
10776 2016-02-29 Richard Biener <rguenther@suse.de>
10778 PR tree-optimization/69994
10779 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
10780 (get_unary_op): Look through nop conversions.
10781 (ops_equal_values_p): New function, look for equality diregarding
10783 (eliminate_plus_minus_pair): Use ops_equal_values_p
10784 (repropagate_negates): Do not use get_unary_op here.
10786 2016-02-29 Martin Liska <mliska@suse.cz>
10788 * system.h: Poison ENABLE_CHECKING macro.
10790 2016-02-29 Martin Liska <mliska@suse.cz>
10792 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
10793 is presented in dump flags.
10794 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10795 (hsa_regalloc): Likewise.
10797 2016-02-19 Richard Biener <rguenther@suse.de>
10799 PR tree-optimization/69980
10800 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
10801 permutation of those we need to keep.
10803 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10806 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
10807 (NWORDS_UP): ...this
10808 (init_cumulative_args): Minor tweaks.
10809 (sparc_promote_function_mode): Likewise.
10810 (scan_record_type): Delete.
10811 (traverse_record_type): New function template.
10812 (classify_data_t): New structure type.
10813 (classify_registers): New inline function.
10814 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
10815 exhausted. Instantiate traverse_record_type on classify_registers and
10816 deal with the case of a structure passed in slot #15 with no FP field
10818 (assign_data_t): New structure type.
10819 (compute_int_layout): New static function.
10820 (compute_fp_layout): Likewise.
10821 (count_registers): New inline function.
10822 (assign_int_registers): New static function.
10823 (assign_fp_registers): Likewise.
10824 (assign_registers): New inline function.
10825 (function_arg_record_value_1): Delete.
10826 (function_arg_record_value_2): Likewise.
10827 (function_arg_record_value_3): Likewise.
10828 (function_arg_record_value): Adjust to above changes. Instantiate
10829 traverse_record_type on count_registers to first count the number of
10830 registers to be used and then on assign_registers to assign them.
10831 (function_arg_union_value): Adjust to above renaming.
10832 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
10833 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
10834 case of a structure passed in slot #15
10835 (sparc_function_arg_advance): Likewise.
10836 (function_arg_padding): Minor tweak.
10838 2016-02-29 Richard Biener <rguenther@suse.de>
10840 PR tree-optimization/69720
10841 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
10842 the adjustment_def path for possibly vectorized defs.
10843 (vect_create_epilog_for_reduction): Handle vectorized initial
10846 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
10848 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
10850 2016-02-27 Jeff Law <law@redhat.com>
10853 2016-02-26 Richard Biener <rguenther@suse.de>
10854 Jeff Law <law@redhat.com>
10856 PR tree-optimization/69740
10857 * cfghooks.c (remove_edge): Request loop fixups if we delete
10858 an edge that might turn an irreducible loop into a natural
10861 2016-02-27 Jakub Jelinek <jakub@redhat.com>
10863 PR rtl-optimization/69896
10864 * tree-vect-generic.c (get_compute_type): Avoid single element
10867 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
10869 Rename the AArch64 tuning option and related functions to enable the
10870 Newton series for the reciprocal square root to reflect its
10871 approximative characteristic.
10873 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
10874 function to "aarch64_emit_approx_rsqrt".
10875 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
10876 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
10877 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
10878 (xgene1_tunings): Likewise.
10879 (use_rsqrt_p): Likewise.
10880 (aarch64_emit_swrsqrt): Use new function name.
10881 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
10882 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
10883 text explaining this option.
10884 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
10886 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10889 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
10890 complain about -mallow-movmisalign without -mvsx if
10891 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
10893 2016-02-26 Joel Sherrill <joel@rtems.org>
10895 * config.gcc: Add x86_64-*-rtems*.
10896 * config/i386/rtems-64.h: New file.
10898 2016-02-26 Joel Sherrill <joel@rtems.org>
10900 * config.gcc: Add aarch64-*-rtems*.
10901 * config/aarch64/rtems.h: New file.
10903 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
10906 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
10907 shift amount using %h. Add comment.
10909 2016-02-26 Richard Biener <rguenther@suse.de>
10910 Jeff Law <law@redhat.com>
10912 PR tree-optimization/69740
10913 * cfghooks.c (remove_edge): Request loop fixups if we delete
10914 an edge that might turn an irreducible loop into a natural
10917 2016-02-26 Martin Jambor <mjambor@suse.cz>
10919 PR middle-end/69920
10920 * tree-sra.c (sra_modify_assign): Do not remove loads of
10921 uninitialized aggregates to SSA_NAMEs.
10923 2016-02-26 Richard Henderson <rth@redhat.com>
10926 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
10927 pseudo in case the target rtx matches the source of the left
10930 2016-02-26 Martin Jambor <mjambor@suse.cz>
10933 * hsa.h (hsa_type_packed_p): Declare.
10934 * hsa.c (hsa_type_packed_p): New function.
10935 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
10937 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
10938 * hsa-brig.c (emit_basic_insn): Likewise.
10940 2016-02-26 Martin Jambor <mjambor@suse.cz>
10943 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
10945 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
10947 2016-02-26 Martin Jambor <mjambor@suse.cz>
10949 * hsa.h (is_a_helper): New overload for hsa_op_immed for
10950 hsa_op_with_type operands.
10951 (hsa_unsigned_type_for_type): Declare.
10952 * hsa.c (hsa_unsigned_type_for_type): New function.
10953 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
10954 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
10955 the finalizer. Do not emit extra move.
10957 2016-02-26 Martin Jambor <mjambor@suse.cz>
10959 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
10960 atomic operations in private segment.
10962 2016-02-26 Martin Jambor <mjambor@suse.cz>
10964 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
10965 statements to wi->info. Also disallow omp simd constructs.
10966 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
10967 for not gridifying. Dump special string for omp_for.
10969 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10972 * config/aarch64/aarch64.c (aarch64_set_current_function):
10973 Save/restore target globals when switching to
10974 target_option_default_node.
10976 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10979 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
10980 Return 0 if !SHIFT_COUNT_TRUNCATED.
10982 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10983 Eric Botcazou <ebotcazou@adacore.com>
10985 PR rtl-optimization/69891
10986 * dse.c (scan_insn): If we can't figure out memset arguments
10987 or they are non-constant, call clear_rhs_from_active_local_stores.
10989 2016-02-26 Martin Liska <mliska@suse.cz>
10991 * doc/extend.texi: Mention clog10, clog10f an clog10l
10992 in Builtins section.
10994 2016-02-26 Martin Liska <mliska@suse.cz>
10996 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
10998 (resolve_args_picking_1): Likewise.
10999 * dwarf2out.h (struct GTY): Likewise.
11001 2016-02-26 Martin Liska <mliska@suse.cz>
11003 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11004 with flag_checking.
11005 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11007 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11008 Martin Liska <mliska@suse.cz>
11010 * doc/install.texi: Mention --enable-valgrind-annotations.
11012 2016-02-26 Richard Biener <rguenther@suse.de>
11014 PR tree-optimization/69551
11015 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11016 looking through aliases adjust DECL_PT_UID to refer to the
11017 ultimate alias target.
11019 2016-02-25 Martin Liska <mliska@suse.cz>
11021 PR middle-end/69919
11022 * alloc-pool.c (after_memory_report): New variable.
11023 * alloc-pool.h (base_pool_allocator ::release): Do not use
11024 the infrastructure if after_memory_report.
11025 * toplev.c (toplev::main): Mark after memory report.
11027 2016-02-25 Richard Biener <rguenther@suse.de>
11029 PR tree-optimization/48795
11030 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11032 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11035 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11036 offloading is enabled and -fopenacc or -fopenmp is specified.
11037 (CRTOFFLOADEND): Likewise.
11038 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11039 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11040 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11041 (offload_objects_file_name): New static var.
11042 (tool_cleanup): Remove offload_objects_file_name file.
11043 (find_offloadbeginend): Replace with ...
11044 (find_crtoffloadtable): ... this.
11045 (run_gcc): Remove offload_argc and offload_argv.
11046 Get offload_objects_file_name from -foffload-objects=... option.
11047 Read names of object files with offload from this file, pass them to
11048 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11049 don't pass offloadbegin and offloadend to the linker. Don't pass
11050 offload non-LTO files to the linker, because now they're not claimed.
11052 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11055 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11056 on builtin_unreachable.
11058 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11060 PR rtl-optimization/69896
11061 * regcprop.c: Include cfgrtl.h.
11062 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11063 than remembered mode, either delete it (if noop_move_p), or
11064 treat like copy_p but not noop_p instruction.
11066 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11069 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11070 - allow NULL decl for Fortran DW_TAG_common_block variables.
11072 2016-02-24 Jason Merrill <jason@redhat.com>
11074 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11076 2016-02-24 Richard Biener <rguenther@suse.de>
11077 Jakub Jelinek <jakub@redhat.com>
11079 PR middle-end/69760
11080 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11081 conditionally executed ops to well-defined overflow behavior.
11083 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11085 PR middle-end/69915
11086 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11089 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11091 PR rtl-optimization/69886
11092 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11093 argument. Use it when checking validity of set instructions.
11094 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11095 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11097 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11098 * store-motion.c (find_moveable_store): Update
11099 can_assign_to_reg_without_clobbers_p callsite.
11101 2016-02-24 Richard Biener <rguenther@suse.de>
11103 PR middle-end/68963
11104 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11106 (record_nonwrapping_iv): Do not fall back to the low/high bound
11107 for non-constant IV bases if the stmt is not always executed.
11109 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11111 * config/arm/arm-cores.def (cortex-a32): New entry.
11112 * config/arm/arm-tables.opt: Regenerate.
11113 * config/arm/arm-tune.md: Regenerate.
11114 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11115 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11116 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11117 for -mcpu and -mtune.
11119 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11122 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11123 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11124 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11125 (atomic_loaddi_1): Delete.
11126 (atomic_loaddi): Rewrite expander using the above changes.
11128 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11131 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11134 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11135 Richard Biener <rguenth@suse.de>
11137 PR middle-end/69909
11138 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11139 set_mem_attributes if tem is SSA_NAME which got expanded
11142 2016-02-24 Richard Biener <rguenther@suse.de>
11144 PR tree-optimization/69907
11145 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11146 end of permutations for BB vectorization.
11148 2016-02-24 Christian Bruel <christian.bruel@st.com>
11150 * config/arm/arm-c.c (arm_option_override): Initialize
11151 target_option_current_node.
11152 * config/arm/arm.c (arm_pragma_target_parse): Replace
11153 build_target_option_node call by target_option_current_node.
11154 Set target_option_current_node.
11157 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11160 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11161 define_insn_and_split to define_insn.
11162 (zero_extendqi<mode>2_dot2): Same.
11163 (extendqi<mode>2_dot): Same.
11164 (extendqi<mode>2_dot2): Same.
11166 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11168 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11169 and add bypass for AES{D,E} and AESMC pairs.
11170 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11173 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11175 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11176 series for reciprocal square root in Exynos M1.
11178 2016-02-23 Martin Sebor <msebor@redhat.com>
11181 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11182 __builtin_alloca_with_align.
11184 2016-02-23 Richard Henderson <rth@redhat.com>
11186 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11187 (ix86_register_pragmas): Remove __seg_tls.
11188 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11189 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11190 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11191 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11192 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11193 * doc/extend.texi (__seg_tls): Remove item.
11195 2016-02-23 Richard Biener <rguenther@suse.de>
11197 * alloc-pool.h (struct allocation_object): Make id member
11198 conditional on CHECKING_P again.
11199 (get_instance): Adjust.
11200 (base_pool_allocator): Likewise.
11202 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11204 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11205 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11207 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11209 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11211 2016-02-23 Richard Biener <rguenther@suse.de>
11213 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11214 * bitmap.h (struct bitmap_usage): Likewise.
11215 (bitmap_move): Declare.
11216 * bitmap.c (register_overhead): Take size_t argument.
11217 (bitmap_move): New function.
11218 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11219 to properly account overhead.
11220 * tree.c (free_node): Use tree_size.
11222 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11225 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11226 when inverting comparison.
11229 * common.opt (Wunreachable-code): Add Warning flag.
11231 2016-02-23 Mark Wielaard <mjw@redhat.com>
11232 Jakub Jelinek <jakub@redhat.com>
11235 * cgraphunit.c (check_global_declaration): Check main_input_filename
11236 and DECL_SOURCE_FILE are not NULL.
11238 2016-02-23 Martin Jambor <mjambor@suse.cz>
11240 PR tree-optimization/69666
11241 * tree-sra.c (sra_modify_assign): Do not attempt to create
11242 default_def replacements for unscalarizable regions.
11244 2016-02-20 Mark Wielaard <mjw@redhat.com>
11247 * cgraphunit.c (check_global_declaration): Check level of
11248 warn_unused_const_variable and main_input_filename.
11249 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11250 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11251 (-Wunused-const-variable): Explain levels 1 and 2.
11253 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11256 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11257 identical arguments. Formatting and spelling fixes.
11260 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11265 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11266 and m68k-devices.def.
11267 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11268 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11270 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11272 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11273 and HImode registers.
11275 2016-02-22 Richard Biener <rguenther@suse.de>
11277 PR tree-optimization/69882
11278 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11279 preserve permutations present because of gaps.
11280 (vect_supported_load_permutation_p): Always continue checking
11281 permutations after vect_attempt_slp_rearrange_stmts.
11283 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11285 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11286 min_profitable_estimate, rather than min_profitable_iters.
11288 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11291 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11292 SImode for last match_operand.
11294 2016-02-22 Martin Liska <mliska@suse.cz>
11296 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11297 return bitsize - 1 as the return value.
11299 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11303 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11304 Handle negative shift counts.
11305 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11306 force_reg on the shift constant.
11307 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11308 (lshrsi3_d): Handle negative shift counts.
11310 2016-02-22 Richard Biener <rguenther@suse.de>
11311 Tom de Vries <tom@codesourcery.com>
11313 * graph.c: Include dumpfile.h.
11314 (print_graph_cfg): Split into three overloads.
11315 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11317 2016-02-22 Tom de Vries <tom@codesourcery.com>
11319 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11322 2016-02-22 Richard Biener <rguenther@suse.de>
11325 * ipa-inline-transform.c (inline_call): When not updating
11326 overall summaries adjust self size by the growth estimate.
11327 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11328 hash-set, do not update overall summaries here. Renamed from ...
11329 (inline_to_all_callers): ... this which is now wrapping the
11330 above and performing delayed overall summary update.
11331 (early_inline_small_functions): Delay updating of the overall
11334 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11336 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11339 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11342 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11343 :%* in %:gt() argument.
11344 (greater_than_spec_func): Adjust for expecting only numbers,
11345 if there are more than two numbers, compare the last two.
11347 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11349 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11350 -Wnarrowing with -std.
11352 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11355 * expr.c (store_field): Don't use bit-field path if exp is
11356 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11357 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11358 and the assignment can be performed by bitwise copy. Formatting
11361 PR middle-end/69838
11362 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11363 call copy_reg_eh_region_note_forward on before and/or after sequences
11364 and remove note from insn if it no longer can throw.
11367 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11368 if TARGET_AVX512BW.
11370 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11372 * config/s390/vector.md: Add missing commutative operand markers
11373 to the patterns which qualify for one.
11374 * config/s390/vx-builtins.md: Likewise.
11376 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11378 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11379 types to mode iterators.
11380 (vec_double): ... and mode attribute.
11381 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11383 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11385 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11386 Change the predicate of op2 from nonimmediate to general and let
11387 reload fix it if necessary.
11389 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11391 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11393 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11395 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11398 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11400 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11401 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11402 * config/s390/s390.md ("movstr<P:mode>"): Call
11403 s390_expand_vec_movstr.
11405 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11407 * config/s390/s390.md: Add missing output modifier for operand 1
11408 to print it as address properly.
11410 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11412 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11413 * config/s390/2964.md: New file.
11414 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11415 of insn grouping attributes depending on the CPU level.
11416 (s390_get_unit_mask): New function.
11417 (s390_sched_score): Remove the OOO from the scheduling macros.
11418 Add loop to calculate a score for the instruction mix.
11419 (s390_sched_reorder): Likewise plus improve debug output.
11420 (s390_sched_variable_issue): Rename macros as above. Calculate
11421 the unit distances after actually scheduling an insn. Improve
11423 (s390_sched_init): Clear last_scheduled_unit_distance array.
11424 * config/s390/s390.md: Include 2964.md.
11426 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11429 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11430 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11431 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11432 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11433 *avx512f_<code>v8div16qi2_mask_1): New insns.
11435 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11438 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11441 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11442 earlyclobber from target. Use wF constraint for fused memory
11444 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11446 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11447 Martin Liska <mliska@suse.cz>
11450 * cfgexpand.c (asan_sanitize_stack_p): New function.
11451 (partition_stack_vars): Use the function.
11452 (expand_stack_vars): Likewise.
11453 (defer_stack_allocation): Likewise.
11454 (expand_used_vars): Likewise.
11456 2016-02-18 Richard Biener <rguenther@suse.de>
11458 PR middle-end/69553
11459 * fold-const.c (operand_equal_p): Properly compare offsets for
11460 IMAGPART_EXPR and ARRAY_REF.
11462 2016-02-18 Nick Clifton <nickc@redhat.com>
11466 * config/arm/arm.c (arm_option_override_internal): Disable
11467 interworking if the target does not support thumb instructions.
11468 (arm_reload_in_hi): Handle the case where a register to register
11469 move needs reloading because there is no simple pattern to handle
11471 (arm_reload_out_hi): Likewise.
11473 2016-02-18 Richard Biener <rguenther@suse.de>
11475 PR middle-end/69854
11476 * match.pd: Don't use fold_binary or fold_unary for folding
11479 2016-02-17 Jakub Jelinek <jakub@redhat.com>
11482 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
11483 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
11484 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
11485 warn on gimple_no_warning_p statements.
11487 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
11489 * doc/extend.texi (C++ Attributes): Correct description of
11490 warn_unused type attribute.
11492 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11494 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
11495 correct instruction.
11497 2016-02-17 Richard Biener <rguenther@suse.de>
11499 PR rtl-optimization/69609
11500 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
11501 (find_traces_1_round): When ending a trace update cached priority
11503 (bb_to_key): Use cached priority when available.
11504 (copy_bb): Initialize cached priority.
11505 (reorder_basic_blocks_software_trace_cache): Likewise.
11507 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11510 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
11512 (aarch64_comparison_operator): Break overly long line into two.
11513 (aarch64_comparison_operation): Likewise.
11514 * config/aarch64/aarch64.md (cstorecc4): Use
11515 aarch64_comparison_operator_mode instead of
11516 aarch64_comparison_operator.
11517 (cstore<mode>4): Likewise.
11518 (aarch64_cstore<mode>): Likewise.
11519 (*cstoresi_insn_uxtw): Likewise.
11520 (cstore<mode>_neg): Likewise.
11521 (*cstoresi_neg_uxtw): Likewise.
11523 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11526 * config/arm/predicates.md (arm_comparison_operator_mode):
11528 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
11529 instead of arm_comparison_operator.
11530 (*mov_negscc): Likewise.
11531 (*mov_notscc): Likewise.
11532 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
11533 (*thumb2_mov_negscc): Likewise.
11534 (*thumb2_mov_negscc_strict_it): Likewise.
11535 (*thumb2_mov_notscc): Likewise.
11536 (*thumb2_mov_notscc_strict_it): Likewise.
11538 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
11540 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
11541 Add missing return.
11543 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
11545 * config/visium/visium.c (machine_libfunc_index): New enum.
11546 (machine_libfuncs): New structure.
11547 (visium_libfuncs): New static variable.
11548 (TARGET_INIT_LIBFUNCS): Define to...
11549 (visium_init_libfuncs): ...this. New function.
11550 (expand_block_move_4): Use the appropriate libfunc.
11551 (expand_block_move_2): Likewise.
11552 (expand_block_move_1): Likewise.
11553 (expand_block_set_4): Likewise.
11554 (expand_block_set_2): Likewise.
11555 (expand_block_set_1): Likewise.
11556 (visium_trampoline_init): Likewise.
11558 2016-02-17 Nick Clifton <nickc@redhat.com>
11560 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
11561 TI's devices.csv file as of March 2016.
11563 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
11566 * opts-global.c (handle_common_deferred_options): Introduce and
11567 initialize two global variables to remember command-line options
11568 specifying a stack-limiting register.
11569 * opts.h: Add extern declarations of the two new global variables.
11570 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
11571 variable based on the values of the two new global variables.
11573 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11576 * common.opt (Wnonnull-compare): New warning.
11577 * doc/invoke.texi (-Wnonnull): Remove text about comparison
11578 of arguments against NULL.
11579 (-Wnonnull-compare): Document.
11580 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
11581 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
11582 * passes.def (pass_warn_nonnull_compare): Add.
11583 * gimple-ssa-nonnull-compare.c: New file.
11585 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11587 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
11588 AARCH64_EXTRA_TUNE_RECIP_SQRT.
11590 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11592 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
11593 reciprocal sqrt for -mlow-precision-recip-sqrt.
11595 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11596 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11598 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
11599 always use lane loads to construct non-constant vectors.
11601 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11603 * config/aarch64/aarch64.md
11604 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
11605 constraints for operand 3.
11606 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
11608 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11609 Richard Biener <rguenther@suse.de>
11611 PR tree-optimization/69820
11612 * tree-vect-patterns.c (type_conversion_p): Return false if
11613 *orig_type is unsigned single precision or boolean.
11614 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
11617 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11619 PR rtl-optimization/69764
11620 PR rtl-optimization/69771
11621 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
11622 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
11624 2016-02-16 Richard Biener <rguenther@suse.de>
11626 PR tree-optimization/69776
11627 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
11629 (indirect_refs_may_alias_p): Likewise.
11630 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
11631 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
11632 according to tbaa_p.
11633 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
11634 (optimize_stmt): For redundant store discovery do not allow tbaa.
11636 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
11638 PR tree-optimization/69714
11639 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
11640 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
11642 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
11644 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
11645 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
11646 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
11647 * config/arc/arc.c (arc_init): Check FPU options.
11648 (get_arc_condition_code): Handle new CC_FPU* modes.
11649 (arc_select_cc_mode): Likewise.
11650 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
11651 register pair only. Allow access for ARCv2 accumulator.
11652 (gen_compare_reg): Whenever we have FPU support use FPU compare
11654 (arc_reorg): Don't generate brcc insns when FPU compare
11655 instructions are involved.
11656 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
11657 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
11658 floating point emulation.
11659 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
11660 (REVERSE_CONDITION): Add new CC_FPU* modes.
11661 (TARGET_FP_SP_BASE): Define.
11662 (TARGET_FP_DP_BASE): Likewise.
11663 (TARGET_FP_SP_FUSED): Likewise.
11664 (TARGET_FP_DP_FUSED): Likewise.
11665 (TARGET_FP_SP_CONV): Likewise.
11666 (TARGET_FP_DP_CONV): Likewise.
11667 (TARGET_FP_SP_SQRT): Likewise.
11668 (TARGET_FP_DP_SQRT): Likewise.
11669 (TARGET_FP_DP_AX): Likewise.
11670 * config/arc/arc.md (ARCV2_ACC): New constant.
11671 (type): New fpu type attribute.
11672 (SDF): Conditional iterator.
11673 (cstore<mode>, cbranch<mode>): Change expand condition.
11674 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
11675 handles FPU/FPX cases as well.
11676 * config/arc/arc.opt (mfpu): New option.
11677 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
11679 (adddf3, muldf3, subdf3): Removed.
11680 * config/arc/predicates.md (proper_comparison_operator): Recognize
11682 * config/arc/fpu.md: New file.
11683 * doc/invoke.texi (ARC Options): Document mfpu option.
11685 2016-02-16 Richard Biener <rguenther@suse.de>
11687 PR rtl-optimization/69291
11688 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
11689 noce_operand_ok check.
11691 2016-02-16 Tom de Vries <tom@codesourcery.com>
11694 * omp-low.c (simd_clone_create): Remove call to
11695 symtab->call_cgraph_insertion_hooks.
11697 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11699 PR tree-optimization/69802
11700 * tree-ssa-reassoc.c (update_range_test): If op is
11701 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
11702 op == 1 test of precision 1 integral op, otherwise handle
11703 that case as op itself. Fix up formatting.
11704 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
11707 2016-02-16 Richard Biener <rguenther@suse.de>
11709 PR tree-optimization/69586
11710 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
11711 types for conversion sources.
11713 2016-02-16 Richard Biener <rguenther@suse.de>
11715 PR middle-end/69801
11716 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
11717 mask OEP_ADDRESS_OF.
11719 2016-02-16 Alan Modra <amodra@gmail.com>
11722 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
11723 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
11724 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
11726 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
11727 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
11728 (p8_fmrgow_<mode>): Likewise.
11729 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
11731 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
11732 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
11733 to use movdi_internal64. Remove op0_di.
11734 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
11736 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
11738 Add support for the FCCMP insn types
11740 * config/aarch64/aarch64.md (fccmp): Change insn type.
11741 (fccmpe): Likewise.
11742 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
11743 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
11744 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
11745 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
11746 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
11747 * config/arm/types.md (fccmps): Add new insn type.
11748 (fccmpd): Likewise.
11750 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
11752 * alias.c (get_alias_set): Fix a typo in comment.
11754 2016-02-15 Richard Biener <rguenther@suse.de>
11756 PR tree-optimization/69595
11757 * match.pd: Complete range test simplification to true.
11759 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
11761 PR rtl-optimization/69648
11762 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
11763 pic_offset_table_rtx.
11765 PR rtl-optimization/69752
11766 * ira.c (update_equiv_regs): When looking for more than a single SET,
11767 also take other side effects into account.
11769 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11771 * config/s390/s390.c (s390_function_profiler): Add a new sequence
11772 for z900+ CPUs in 31-bit mode.
11774 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11776 * common/config/s390/s390-common.c (s390_supports_split_stack):
11778 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
11779 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
11780 * config/s390/s390.c (struct machine_function): New field
11781 split_stack_varargs_pointer.
11782 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
11783 in s390_emit_prologue.
11784 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
11786 (morestack_ref): New global.
11787 (SPLIT_STACK_AVAILABLE): New macro.
11788 (s390_expand_split_stack_prologue): New function.
11789 (s390_live_on_entry): New function.
11790 (s390_va_start): Use split-stack vararg pointer if appropriate.
11791 (s390_asm_file_end): Emit the split-stack note sections.
11792 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
11793 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
11794 (UNSPECV_SPLIT_STACK_CALL): New unspec.
11795 (UNSPECV_SPLIT_STACK_DATA): New unspec.
11796 (split_stack_prologue): New expand.
11797 (split_stack_space_check): New expand.
11798 (split_stack_data): New insn.
11799 (split_stack_call): New expand.
11800 (split_stack_call_*): New insn.
11801 (split_stack_cond_call): New expand.
11802 (split_stack_cond_call_*): New insn.
11804 2016-02-15 Richard Biener <rguenther@suse.de>
11806 PR tree-optimization/69783
11807 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11808 Add trivially correct cases.
11810 2016-02-15 Tom de Vries <tom@codesourcery.com>
11813 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
11815 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
11817 2016-02-15 Richard Biener <rguenther@suse.de>
11819 PR tree-optimization/69776
11820 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11821 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
11822 indicate whether we can use TBAA to disambiguate against stores.
11823 Use alias-set zero if not.
11824 (visit_reference_op_store): Do not use TBAA when looking up
11826 * tree-ssa-pre.c (compute_avail): Use TBAA here.
11827 (eliminate_dom_walker::before_dom_children): But not when looking
11828 up redundant stores.
11830 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
11832 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
11834 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11836 * config/i386/znver1.md
11837 (znver1_pop, znver1_pop_mem,
11838 znver1_load_imov_double_store,
11839 znver1_load_imov_direct_store,
11840 znver1_load_imov_direct_load,
11841 znver1_load_imov_double_load): Add new.
11842 (znver1_insn, znver1_insn_load): Add icmov type.
11843 (znver1_sseavx_fma,
11844 znver1_sseavx_fma_load,
11846 znver1_avx256_fma_load): Fix pipe usage.
11848 2016-02-14 Alan Modra <amodra@gmail.com>
11851 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
11852 with an invalid hard reg, reload just the reg not the entire
11853 pre/post-inc/dec address expression.
11855 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11858 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
11859 fixed R1_REG scratch reg.
11860 (sibcall_value_pcrel_fdpic): Likewise.
11862 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11866 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
11868 2016-02-12 Walter Lee <walt@tilera.com>
11870 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
11871 * config/tilegx/t-tilegx: Likewise.
11873 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11876 * diagnostic-show-locus.c (struct line_span): New struct.
11877 (layout::get_first_line): Delete.
11878 (layout::get_last_line): Delete.
11879 (layout::get_num_line_spans): New member function.
11880 (layout::get_line_span): Likewise.
11881 (layout::print_heading_for_line_span_index_p): Likewise.
11882 (layout::get_expanded_location): Likewise.
11883 (layout::calculate_line_spans): Likewise.
11884 (layout::m_first_line): Delete.
11885 (layout::m_last_line): Delete.
11886 (layout::m_line_spans): New field.
11887 (layout::layout): Update comment. Replace m_first_line and
11888 m_last_line with m_line_spans, replacing their initialization
11889 with a call to calculate_line_spans.
11890 (diagnostic_show_locus): When printing source lines and
11891 annotations, rather than looping over a single span
11892 of lines, instead loop over each line_span within
11893 the layout, with an inner loop over the lines within them.
11894 Call the context's start_span callback when changing line spans.
11895 * diagnostic.c (diagnostic_initialize): Initialize start_span.
11896 (diagnostic_build_prefix): Break out the building of the location
11897 part of the string into...
11898 (diagnostic_get_location_text): ...this new function, rewriting
11899 it from nested ternary expressions to a sequence of "if"
11901 (default_diagnostic_start_span_fn): New function.
11902 * diagnostic.h (diagnostic_start_span_fn): New typedef.
11903 (diagnostic_context::start_span): New field.
11904 (default_diagnostic_start_span_fn): New prototype.
11906 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11909 * gcc.c (driver::finalize): Fix cleanup of "specs".
11911 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11915 * gcc.c (driver::driver): Initialize m_option_suggestions.
11916 (driver::~driver): Clean up m_option_suggestions.
11917 (suggest_option): Convert to...
11918 (driver::suggest_option): ...this, and split out into
11919 driver::build_option_suggestions and find_closest_string.
11920 (driver::build_option_suggestions): New function, from
11921 first half of suggest_option. Special-case
11922 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
11923 the sanitizer_opts array. For options of enum types, add the
11924 various enum values to the candidate strings.
11925 (driver::handle_unrecognized_options): Remove "const".
11926 * gcc.h (driver::handle_unrecognized_options): Likewise.
11927 (driver::build_option_suggestions): New decl.
11928 (driver::suggest_option): New decl.
11929 (driver::m_option_suggestions): New field.
11930 * opts-common.c (add_misspelling_candidates): New function.
11931 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
11932 and make non-static.
11933 * opts.h (sanitizer_opts): New array decl.
11934 (add_misspelling_candidates): New function decl.
11935 * spellcheck.c (find_closest_string): New function.
11936 * spellcheck.h (find_closest_string): New function decl.
11938 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11940 PR rtl-optimization/69764
11941 PR rtl-optimization/69771
11942 * optabs.c (expand_binop_directly): For shift_optab_p, force
11943 convert_modes with VOIDmode if xop1 has VOIDmode.
11945 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
11948 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
11949 to correctly determine instrumentation thunks.
11951 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11954 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
11955 type by reference, force lhs on the call.
11958 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
11959 Compute retval and retbnd early in all cases if split_part_return_p
11960 and return_bb is not EXIT. Remove all clobber stmts and reset
11961 all debug stmts that refer to SSA_NAMEs defined in split part,
11962 except if it is retval, in that case replace the old retval with the
11963 lhs of the call to the split part.
11965 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11968 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11970 PR middle-end/66726
11971 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11972 whose result is used in PHI.
11973 (maybe_optimize_range_tests): Likewise.
11974 (final_range_test_p): Likweise.
11976 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11978 PR middle-end/66726
11979 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11980 whose result is used in PHI.
11981 (maybe_optimize_range_tests): Likewise.
11982 (final_range_test_p): Likweise.
11984 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11986 * cgraph.c: Spelling fixes - behaviour -> behavior and
11987 neighbour -> neighbor.
11988 * target.def: Likewise.
11989 * sel-sched.c: Likewise.
11990 * config/mips/mips.c: Likewise.
11991 * config/arc/arc.md: Likewise.
11992 * config/arm/cortex-a57.md: Likewise.
11993 * config/arm/arm.c: Likewise.
11994 * config/arm/neon.md: Likewise.
11995 * config/arm/arm-c.c: Likewise.
11996 * config/vms/vms-c.c: Likewise.
11997 * config/s390/s390.c: Likewise.
11998 * config/i386/znver1.md: Likewise.
11999 * config/i386/i386.c: Likewise.
12000 * config/ia64/hpux-unix2003.h: Likewise.
12001 * config/msp430/msp430.md: Likewise.
12002 * config/rx/rx.c: Likewise.
12003 * config/rx/rx.md: Likewise.
12004 * config/aarch64/aarch64-simd.md: Likewise.
12005 * config/aarch64/aarch64.c: Likewise.
12006 * config/nvptx/nvptx.c: Likewise.
12007 * config/bfin/bfin.c: Likewise.
12008 * config/cris/cris.opt: Likewise.
12009 * config/rs6000/rs6000.c: Likewise.
12010 * target.h: Likewise.
12011 * spellcheck.c: Likewise.
12012 * ira-build.c: Likewise.
12013 * tree-inline.c: Likewise.
12014 * builtins.c: Likewise.
12015 * lra-constraints.c: Likewise.
12016 * explow.c: Likewise.
12017 * hwint.h: Likewise.
12018 * targhooks.c: Likewise.
12019 * tree-vect-data-refs.c: Likewise.
12020 * expr.c: Likewise.
12021 * doc/tm.texi: Likewise.
12022 * doc/extend.texi: Likewise.
12023 * doc/install.texi: Likewise.
12024 * doc/md.texi: Likewise.
12025 * tree-ssa-tail-merge.c: Likewise.
12026 * sched-int.h: Likewise.
12027 * match.pd: Likewise.
12028 * sched-ebb.c: Likewise.
12029 * target.def (omit_struct_return_reg): Likewise.
12030 * gimple-ssa-isolate-paths.c: Likewise.
12031 (find_implicit_erroneous_behaviour): Renamed to...
12032 (find_implicit_erroneous_behavior): ... this.
12033 (find_explicit_erroneous_behaviour): Renamed to...
12034 (find_explicit_erroneous_behavior): ... this.
12035 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12037 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12039 PR rtl-optimization/64682
12040 PR rtl-optimization/69567
12041 PR rtl-optimization/69737
12042 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12043 in I2 as well, just lose it.
12045 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12047 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12049 (aarch64_last_printed_tune_string): Likewise.
12050 (aarch64_declare_function_name): Only output .arch assembler
12051 directive if it will be different from the previously output
12052 directive. Same for .tune comment but only if -dA is set.
12053 (aarch64_start_file): New function.
12054 (TARGET_ASM_FILE_START): Define.
12056 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12059 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12061 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12064 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12065 -Wmaybe-uninitialized warning.
12067 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12070 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12072 2016-02-11 Richard Biener <rguenther@suse.de>
12074 PR rtl-optimization/69291
12075 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12076 subexpressions affected by changing the result.
12078 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12081 * lra-constraints.c (curr_insn_transform): Find in/out operands
12082 for secondary memory moves. Update dups.
12084 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12086 PR tree-optimization/69652
12087 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12088 to nested loop, did source re-formatting, skip debug statements,
12089 add check on statement with volatile operand, remove dead scalar
12092 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12093 Patrick Palka <ppalka@gcc.gnu.org>
12097 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12098 calls if the return type is TREE_ADDRESSABLE.
12099 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12100 * ipa-split.c (split_function): Fix doubled "we" in comment.
12101 Use void return type for the split part even if
12102 !split_point->split_part_set_retval.
12104 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12106 PR tree-optimization/68021
12107 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12108 when computing the value of biv cand by itself.
12110 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12112 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12113 (cortexa57_tunings): Likewise.
12114 (cortexa72_tunings): Likewise.
12115 (arch_macro_fusion_pair_p): Add support for AES fusion.
12116 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12117 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12118 Allow virtual registers before reload so early scheduling works.
12119 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12120 correct latency and pipeline.
12121 (cortex_a57_crypto_complex): Likewise.
12122 (cortex_a57_crypto_xor): Likewise.
12123 (define_bypass): Add AES bypass.
12125 2016-02-10 Richard Biener <rguenther@suse.de>
12127 PR tree-optimization/69726
12128 * passes.def: Add DCE pass before late uninit.
12129 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12130 really fixup if-conversions job.
12132 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12134 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12135 (arm_cortex_a57_tune): Likewise.
12136 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12137 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12139 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12141 * timevar.def (TV_PHASE_DBGINFO): Delete.
12142 (TV_PHASE_CHECK_DBGINFO): Likewise.
12143 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12145 2016-02-10 Richard Biener <rguenther@suse.de>
12147 PR tree-optimization/69719
12148 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12149 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12151 2016-02-09 Andrew Pinski <apinski@cavium.com>
12154 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12155 get_vcond_mask_icode returns false.
12157 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12160 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12161 an ADDIS that adds a pointer to a large constant that sets the
12162 upper16 bits with a load operation.
12164 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12167 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12169 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12171 (vzipq_s16): Likewise.
12172 (vzipq_s32): Likewise.
12173 (vzipq_f32): Likewise.
12174 (vzipq_u8): Likewise.
12175 (vzipq_u16): Likewise.
12176 (vzipq_u32): Likewise.
12177 (vzipq_p8): Likewise.
12178 (vzipq_p16): Likewise.
12180 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12183 * config/arm/arm.c (neon_endian_lane_map): New function.
12184 (neon_vector_pair_endian_lane_map): New function.
12185 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12186 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12188 (vuzpq_s16): Likewise.
12189 (vuzpq_s32): Likewise.
12190 (vuzpq_f32): Likewise.
12191 (vuzpq_u8): Likewise.
12192 (vuzpq_u16): Likewise.
12193 (vuzpq_u32): Likewise.
12194 (vuzpq_p8): Likewise.
12195 (vuzpq_p16): Likewise.
12197 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12200 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12203 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12205 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12206 truncate const_int operand 1 to QImode.
12208 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12210 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12211 corresponding to an abnormal edge.
12213 2016-02-09 Tom de Vries <tom@codesourcery.com>
12215 PR tree-optimization/69599
12216 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12218 (find_func_aliases_for_builtin_call, find_func_clobbers)
12219 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12222 2016-02-09 Richard Biener <rguenther@suse.de>
12224 PR tree-optimization/69715
12225 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12226 LHS on calls as non-rewritable.
12228 2016-02-09 Tom de Vries <tom@codesourcery.com>
12231 * lto-wrapper.c (append_diag_options): New function.
12232 (compile_offload_image): Call append_diag_options.
12234 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12237 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12238 Minor copy-edit to fix verb tenses.
12240 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12242 PR tree-optimization/69209
12243 * ipa-split.c (split_function): If split part is not
12244 returning retval, retval has gimple type but is not
12245 gimple value, force it into a SSA_NAME first.
12247 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12249 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12252 2016-02-08 Jason Merrill <jason@redhat.com>
12255 * convert.c (convert_to_integer_1): Check dofold on truncation
12257 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12258 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12259 Rename from *_nofold.
12260 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12261 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12263 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12266 * tree.c (build_common_tree_nodes): Remove short_double argument.
12267 All callers changed.
12268 * tree.h (build_common_tree_nodes): Adjust declaration.
12269 * doc/invoke.texi (-fshort-double): Remove documentation.
12270 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12271 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12272 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12273 (append_linker_options): Don't handle OPT_fshort_double.
12275 PR rtl-optimization/68730
12276 * lra-remat.c (insn_to_cand_activation): New static variable.
12277 (lra_remat): Allocate and free it.
12278 (create_cand): New arg activation. Initialize a field in
12279 insn_to_cand_activation if it is nonnull.
12280 (create_cands): Pass the activation insn to create_cand when making
12281 a candidate involving an output reload. Reorganize code a little.
12282 (do_remat): Keep track of active status of candidates in a separate
12285 2016-02-08 Richard Biener <rguenther@suse.de>
12287 PR tree-optimization/69719
12288 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12289 Properly use absolute of the difference of the two offsets to
12290 compare or adjust the segment length.
12292 2016-02-08 Richard Biener <rguenther@suse.de>
12293 Jeff Law <law@redhat.com>
12296 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12297 types for anonymous SSA names.
12299 2016-02-08 Richard Biener <rguenther@suse.de>
12301 PR rtl-optimization/69274
12302 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12304 2016-02-08 Jeff Law <law@redhat.com>
12306 PR tree-optimization/65917
12307 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12308 equivalences from if (x == y) style conditionals.
12309 (loop_depth_of_name): Remove.
12310 (record_equality): Remove loop depth check.
12311 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12312 (const_and_copies::record_const_or_copy_raw): New member function.
12313 * tree-ssa-scopedtables.c
12314 (const_and_copies::record_const_or_copy_raw): New, factored out of
12315 (const_and_copies::record_const_or_copy): Call new member function.
12317 2016-02-05 Jeff Law <law@redhat.com>
12319 PR tree-optimization/68541
12320 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12321 (count_stmts_in_block): New function.
12322 (poor_ifcvt_candidate_code): Likewise.
12323 (is_feasible_trace): Add some heuristics to determine when path
12324 splitting is profitable.
12325 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12326 is a diamond with a single exit.
12328 2016-02-05 Martin Sebor <msebor@redhat.com>
12331 * doc/invoke.texi: Update -Wplacement-new to take an optional
12334 2016-02-06 Richard Henderson <rth@redhat.com>
12337 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12338 out of non-standard address spaces.
12340 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12342 PR rtl-optimization/69691
12343 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12345 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12347 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12348 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12349 (*ieee128_mfvsrd_64bit): Likewise.
12350 (*ieee128_mfvsrd_32bit): Likewise.
12352 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12356 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12358 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12359 instrumented_version.
12361 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12363 * doc/invoke.texi (Optimize Options): In table of --param options
12364 rename second occurrence of tracer-min-branch-ratio to
12365 tracer-min-branch-probability, rename
12366 tracer-min-branch-ratio-feedback to
12367 tracer-min-branch-probability-feedback and clarify description,
12368 rename sched-spec-state-edge-prob-cutoff to
12369 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12370 to selsched-insns-to-rename, rename lto-minpartition to
12371 lto-min-partition, delete reorder-blocks-duplicate and
12372 reorder-blocks-duplicate-feedback.
12374 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12376 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12379 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12381 * doc/extend.texi: S/390: Correct some typos.
12383 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12385 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12387 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12390 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12391 (s390_register_info_gprtofpr): Use new macros above.
12392 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12394 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12395 its name. Adjust restore and save gpr ranges.
12396 (s390_register_info_set_ranges): New function.
12397 (s390_register_info): Use new macros above. Call
12398 s390_register_info_set_ranges.
12399 (s390_optimize_register_info): Likewise.
12400 (s390_hard_regno_rename_ok): Use new macros.
12401 (s390_hard_regno_scratch_ok): Likewise.
12402 (s390_emit_epilogue): Likewise.
12403 (s390_can_use_return_insn): Likewise.
12404 (s390_optimize_prologue): Likewise.
12405 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12407 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12410 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12412 (ix86_option_override_internal): Disable TARGET_STV even for
12413 -m{incoming,preferred}-stack-boundary=3.
12415 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12417 * config.gcc: Mark deprecated rtems targets as obsolete.
12419 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12421 PR rtl-optimization/64682
12422 PR rtl-optimization/69567
12423 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12424 before I2 only if the register is both used and set in I2.
12426 2016-02-04 DJ Delorie <dj@redhat.com>
12428 * config/msp430/msp430.c (msp430_start_function): Add function type.
12430 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12433 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12435 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12437 PR rtl-optimization/69577
12439 2015-10-29 Richard Henderson <rth@redhat.com>
12443 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12444 sse check to the exact conditions of PR 67609.
12446 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12449 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12450 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
12451 not allowed into the traditional Altivec registers.
12452 (movtd_64bit_nodm): Likewise.
12453 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
12455 2016-02-04 David Malcolm <dmalcolm@redhat.com>
12457 * config/aarch64/cortex-a57-fma-steering.c
12458 (aarch64_register_fma_steering): Remove "static" from arguments
12461 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
12464 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
12465 twice when complex.
12467 2016-02-04 Mike Frysinger <vapier@gentoo.org>
12469 * doc/invoke.texi: Delete -mno-fma4.
12471 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
12473 PR rtl-optimization/69577
12474 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
12475 (find_subregs_of_mode): Update accordingly. Iterate over partial
12478 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
12480 * config/arm/arm-protos.h (neon_reinterpret): Remove.
12481 * config/arm/arm.c (neon_reinterpret): Remove.
12482 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
12483 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
12484 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
12485 vreinterpretti): Remove.
12486 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
12487 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
12488 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
12489 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
12490 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
12491 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
12492 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
12493 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
12494 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
12495 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
12496 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
12497 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
12498 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
12499 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
12500 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
12501 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
12502 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
12503 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
12504 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
12505 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
12506 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
12507 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
12508 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
12509 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
12510 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
12511 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
12512 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
12513 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
12514 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
12515 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
12516 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
12517 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
12518 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
12519 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
12520 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
12521 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
12522 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
12523 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
12524 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
12525 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
12526 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
12527 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
12528 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
12529 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
12530 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
12531 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
12532 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
12533 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
12534 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
12535 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
12536 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
12537 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
12538 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
12539 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
12540 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
12541 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
12542 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
12543 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
12544 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
12545 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
12546 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
12547 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
12548 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
12549 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
12550 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
12551 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
12552 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
12553 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
12554 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
12555 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
12556 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
12557 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
12558 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
12559 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
12560 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
12561 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
12562 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
12563 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
12564 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
12565 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
12566 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
12567 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
12568 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
12569 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
12570 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
12571 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
12572 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
12573 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
12574 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
12575 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
12576 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
12577 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
12578 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
12579 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
12580 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
12581 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
12582 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
12583 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
12584 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
12585 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
12586 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
12587 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
12588 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
12590 2016-02-04 Martin Liska <mliska@suse.cz>
12593 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
12594 that are gimple_store_p.
12595 (maybe_instrument_call): Likewise.
12597 2016-02-04 Bin Cheng <bin.cheng@arm.com>
12599 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
12600 register scaling out of memory reference and comment why.
12602 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12606 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
12607 folding the source of a SET.
12609 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12613 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
12614 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
12616 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
12620 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
12623 2016-02-04 Christian Bruel <christian.bruel@st.com>
12625 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
12626 * config/arm/arm.c (arm_set_current_function): Likewise.
12628 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12629 Ilya Enkovich <enkovich.gnu@gmail.com>
12630 H.J. Lu <hongjiu.lu@intel.com>
12633 * config/i386/i386.c (convert_scalars_to_vector): Remove
12634 stack alignment fixes.
12635 (ix86_option_override_internal): Disable TARGET_STV if stack
12636 might not be aligned enough.
12637 (ix86_minimum_alignment): Assert that TARGET_STV is false.
12639 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
12641 * config/i386/x86-tune.def: Disable default prefetching
12644 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12645 Vladimir Makarov <vmakarov@redhat.com>
12648 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
12649 in validating fused toc addresses.
12651 2016-02-03 Jakub Jelinek <jakub@redhat.com>
12654 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
12655 range->m_caret fields if range->m_show_caret_p is false.
12658 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12659 Force oldval into register if it does not satisfy reg_or_short_operand
12660 predicate. Fix up formatting.
12662 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
12663 Alexandre Oliva <aoliva@redhat.com>
12666 * lra-constraints.c (simplify_operand_subreg): Check additionally
12667 address validity after potential reloading.
12668 (process_address_1): Check insns validity. In case of failure do
12671 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
12674 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
12677 2016-02-02 Jakub Jelinek <jakub@redhat.com>
12679 * wide-int.cc (canonize_uhwi): New function.
12680 (wi::divmod_internal): Use it.
12682 2016-02-02 James Norris <jnorris@codesourcery.com
12684 * gimplify.c (omp_notice_variable): Add usage check.
12686 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
12688 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
12689 like LE, GE, LT, GT when emitting relational operator.
12691 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12693 * ira-costs.c (find_costs_and_classes): Add extra argument.
12694 * target.def (ira_change_pseudo_allocno_class): Add parameter.
12695 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
12696 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
12697 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
12698 Add best_class parameter, and return it if not ALL_REGS.
12699 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
12701 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
12702 Update target hook.
12704 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12706 * config/aarch64/aarch64.c
12707 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
12708 (aarch64_ira_change_pseudo_allocno_class): New function.
12710 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
12713 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
12715 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12717 * config/avr/avr.c (avr_option_override): Set
12718 PARAM_ALLOW_STORE_DATA_RACES to 1.
12720 2016-02-02 Richard Biener <rguenther@suse.de>
12722 PR tree-optimization/69595
12723 * match.pd: Add range test simplifications to true/false.
12725 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
12727 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
12728 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
12731 2016-02-02 Richard Biener <rguenther@suse.de>
12733 PR tree-optimization/69606
12734 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
12735 info on the result before moving a stmt.
12737 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
12739 PR middle-end/68542
12740 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
12741 branch with vector comparison.
12742 * config/i386/sse.md (VI48_AVX): New mode iterator.
12743 (define_expand "cbranch<mode>4): Add support for conditional branch
12744 with vector comparison.
12745 * tree-vect-loop.c (optimize_mask_stores): New function.
12746 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
12747 has_mask_store field of vect_info.
12748 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
12749 vectorized loops having masked stores after vec_info destroy.
12750 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
12751 correspondent macros.
12752 (optimize_mask_stores): Add prototype.
12754 2016-02-02 Alan Modra <amodra@gmail.com>
12757 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
12760 2016-02-02 Alan Modra <amodra@gmail.com>
12763 * config/rs6000/rs6000.c (need_toc_init): New var, set it
12764 whenever toc_label_name used.
12765 (rs6000_file_start): Don't set up toc section here,
12766 (rs6000_output_function_epilogue): do so here instead,
12767 (rs6000_xcoff_file_start): and here.
12768 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
12769 (load_toc_aix_di): Likewise.
12771 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12773 PR rtl-optimization/69592
12774 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
12775 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
12776 (num_sign_bit_copies_binary_arith_p): New inline function.
12777 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
12779 2016-02-01 Jeff Law <law@redhat.com>
12781 PR tree-optimization/69580
12782 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
12783 * tree-ssa-threadbackward.c
12784 (fsm_find_control_statement_thread_paths): Do not try to walk
12785 through large PHI nodes.
12787 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12789 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
12790 when count is incremented above limit, don't analyze further
12793 * omp-low.c (oacc_parse_default_dims): Avoid
12794 -Wsign-compare warning, make sure value fits into int
12795 rather than just unsigned int.
12797 2016-02-01 Bin Cheng <bin.cheng@arm.com>
12799 PR tree-optimization/67921
12800 * fold-const.c (split_tree): New parameters. Convert pointer
12801 type variable part to proper type before negating.
12802 (fold_binary_loc): Pass new arguments to split_tree.
12804 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
12806 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
12807 (nvptx_goacc_validate_dims): Extend to handle global defaults.
12808 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
12809 * doc/tm.texti: Rebuilt.
12810 * doc/invoke.texi (fopenacc-dim): Document.
12811 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
12812 (append_compiler_options): Likewise.
12813 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
12814 (oacc_parse_default_dims): New.
12815 (oacc_validate_dims): Add USED arg. Select non-unity default when
12817 (oacc_loop_fixed_partitions): Return mask of used partitions.
12818 (oacc_loop_auto_partitions): Emit dump info.
12819 (oacc_loop_partition): Return mask of used partitions.
12820 (execute_oacc_device_lower): Parse default dimension arg. Adjust
12821 loop partitioning and validation calls.
12823 2016-02-01 Richard Biener <rguenther@suse.de>
12825 PR middle-end/69556
12826 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
12828 2016-02-01 Richard Biener <rguenther@suse.de>
12830 PR tree-optimization/69574
12831 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
12832 of asserting return chrec_dont_know.
12834 2016-02-01 Martin Liska <mliska@suse.cz>
12836 * mem-stats-traits.h: Add copyright header.
12837 * mem-stats.h: Likewise.
12839 2016-02-01 Richard Biener <rguenther@suse.de>
12841 PR tree-optimization/69579
12842 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
12843 Do not propagate through abnormal PHI results.
12845 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
12847 * postreload.c (reload_cse_simplify): Remove dead code.
12849 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12851 PR rtl-optimization/69570
12852 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
12853 if there is more than one set, not if there is a single set.
12855 2016-02-01 Richard Henderson <rth@redhat.com>
12858 * combine.c (make_compound_operation): When looking through a
12859 subreg, make sure to re-extend to the width of the outer mode.
12861 2016-01-30 Jakub Jelinek <jakub@redhat.com>
12863 PR tree-optimization/69546
12864 * wide-int.cc (wi::divmod_internal): For unsigned division
12865 where both operands fit into uhwi, if o1 is 1 and o0 has
12866 msb set, if divident_prec is larger than bits per hwi,
12867 clear another quotient word and return 2 instead of 1.
12868 Similarly for remainder with msb in HWI set, if dividend_prec
12869 is larger than bits per hwi.
12871 2016-01-29 Martin Jambor <mjambor@suse.cz>
12873 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
12874 Use short lowercase names.
12875 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
12876 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
12877 acq_rel one. Protect warning agains segfaults if
12878 get_memory_order_name returns NULL.
12879 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
12880 with release semantics. Do not warn if get_memory_order already did.
12881 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
12882 semantics. Fix check for relaxed or acquire semantics. Do not warn
12883 if get_memory_order already did.
12885 2016-01-29 Sebastian Pop <s.pop@samsung.com>
12887 * doc/install.texi: Document that isl-0.16 is supported.
12889 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
12892 * config/i386/constraints.md (Bm): Describe as special memory
12894 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
12895 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12896 * genpreds.c (struct constraint_data): Add is_special_memory.
12897 (have_special_memory_constraints, special_memory_start): New
12899 (special_memory_end): Ditto.
12900 (add_constraint): Add new arg is_special_memory. Add code to
12901 process its true value. Update have_special_memory_constraints.
12902 (process_define_constraint): Pass the new arg.
12903 (process_define_register_constraint): Ditto.
12904 (choose_enum_order): Process special memory.
12905 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
12906 function insn_extra_special_memory_constraint.
12907 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12908 * gensupport.c (process_rtx): Process
12909 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12910 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
12911 * ira-lives.c (single_reg_class): Use
12912 insn_extra_special_memory_constraint.
12913 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
12914 * lra-constraints.c (process_alt_operands): Ditto.
12915 (curr_insn_transform): Use insn_extra_special_memory_constraint.
12916 * recog.c (asm_operand_ok, preprocess_constraints): Process
12918 * reload.c (find_reloads): Ditto.
12919 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
12920 * stmt.c (parse_input_constraint): Use
12921 insn_extra_special_memory_constraint.
12923 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12926 * lra-splill.c (lra_final_code_change): Revert r229087 by
12927 removing all sub-registers.
12929 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
12932 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
12934 2016-01-29 Jakub Jelinek <jakub@redhat.com>
12937 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
12938 SSE1, copy target into the temporary reg first before recursing
12941 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12943 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
12946 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12948 * ginclude/stdarg.h: Test __cplusplus instead of
12949 __GXX_EXPERIMENTAL_CXX0X__.
12951 2016-01-29 Richard Biener <rguenther@suse.de>
12953 PR tree-optimization/69547
12954 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
12955 Do not mark clobbers necessary.
12956 (mark_all_reaching_defs_necessary_1): Likewise.
12958 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12960 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
12961 declaration name with %qs and print it in both error messages.
12962 Also fix indentation.
12964 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12967 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
12968 trailing blank line from error message.
12970 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12973 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
12976 2016-01-29 Richard Biener <rguenther@suse.de>
12978 PR middle-end/69537
12979 * match.pd: Allow all integral types when simplifying a
12980 widening or sign-changing conversion.
12982 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12984 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
12985 back to setting codegen_error to fail codegen.
12987 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
12990 * config/i386/constraints.md (C): Only accept constant zero operand.
12991 (BC): New constraint.
12992 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
12993 instead of C constraint.
12994 * doc/md.texi (Machine Constraints): Update description
12997 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13000 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13002 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13004 PR middle-end/69542
13005 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13008 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13010 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13011 branches if using guessed profile.
13013 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13015 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13017 2016-01-28 Richard Henderson <rth@redhat.com>
13020 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13021 * config/aarch64/aarch64-protos.h: Update.
13022 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13023 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13024 (aarch64_get_condition_code_1): Handle CC_Cmode.
13025 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13026 (*add<mode>3_compareC_cconly_imm): New.
13027 (*add<mode>3_compareC_cconly): New.
13028 (*add<mode>3_compareC_imm): New.
13029 (add<mode>3_compareC): New.
13030 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13031 to be first. Use aarch64_carry_operation.
13032 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13033 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13034 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13035 (subti3): Use subdi3_compare1.
13036 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13037 (sub<mode>3_compare1): New.
13038 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13039 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13040 (*subsi3_carryin_uxtw): Likewise.
13041 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13042 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13043 * config/aarch64/iterators.md (DWI): New.
13044 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13045 (aarch64_borrow_operation): New.
13047 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13049 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13050 message when isl does not return a valid schedule.
13052 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13054 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13055 Remove comments from class declarations: they are already in the code
13058 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13060 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13062 (ternary_op_to_tree): Same.
13063 (unary_op_to_tree): Same.
13064 (nary_op_to_tree): Same.
13065 (gcc_expression_from_isl_expr_op): Same.
13066 (gcc_expression_from_isl_expression): Same.
13067 (graphite_create_new_loop): Same.
13068 (graphite_create_new_loop_guard): Same.
13069 (build_iv_mapping): Same.
13070 (graphite_create_new_guard): Same.
13071 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13072 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13074 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13076 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13077 instead of setting codegen_error to fail codegen.
13079 2016-01-28 Jason Merrill <jason@redhat.com>
13081 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13083 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13085 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13086 Remove CONST_INT_P check in CCMP cost calculation.
13088 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13090 * config/aarch64/aarch64.c (generic_vector_cost):
13091 Set vec_permute_cost.
13092 (cortexa57_vector_cost): Likewise.
13093 (exynosm1_vector_cost): Likewise.
13094 (xgene1_vector_cost): Likewise.
13095 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13096 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13097 Add vec_permute_cost entry.
13099 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13101 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13103 (add<mode>3_compare0): Likewise.
13104 (addsi3_compare0_uxtw): Likewise.
13105 (add<mode>3nr_compare0): Likewise.
13106 (compare_neg<mode>): Likewise.
13107 (<optab><mode>3): Likewise.
13109 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13111 * tree-vect-stmts.c (vectorizable_comparison): Add
13112 NULL check for vectype.
13114 2016-01-28 Richard Biener <rguenther@suse.de>
13116 PR tree-optimization/69466
13117 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13118 Account for PHIs we couldn't duplicate.
13120 2016-01-28 Martin Liska <mliska@suse.cz>
13123 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13124 instead of ENABLE_VALGRIND_CHECKING.
13126 2016-01-27 Richard Henderson <rth@redhat.com>
13129 * lra-remat.c (subreg_regs): New.
13130 (dump_candidates_and_remat_bb_data): Dump it.
13131 (operand_to_remat): Reject if operand in subreg_regs.
13132 (set_bb_regs): Collect subreg_regs.
13133 (lra_remat): Init and free subreg_regs. Compute
13134 calculate_local_reg_remat_bb_data before create_cands.
13136 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13139 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13140 change stack_alignment_needed for __tls_get_addr call.
13142 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13144 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13146 2016-01-27 Jeff Law <law@redhat.com>
13148 PR tree-optimization/68398
13149 PR tree-optimization/69196
13150 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13151 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13152 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13153 Only count PHIs in the last block in the path. The others will
13154 const/copy propagate away. Add heuristic to allow more irreducible
13155 subloops to be created when it is likely profitable to do so.
13157 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13158 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13159 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13161 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13164 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13165 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13166 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13167 * tree-streamer-in.c: Include asan.h.
13168 (streamer_get_builtin_tree): For builtins in sanitizer
13169 range call initialize_sanitizer_builtins and retry.
13171 2016-01-27 Ian Lance Taylor <iant@google.com>
13173 * common.opt (fkeep-gc-roots-live): New undocumented option.
13174 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13175 -fkeep-gc-roots-live, skip pointers.
13176 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13179 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13182 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13183 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13185 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13188 * configure.ac: NetBSD provides SSP in its C library.
13189 * configure: Updated.
13191 2016-01-27 Richard Biener <rguenther@suse.de>
13193 PR tree-optimization/69166
13194 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13195 reduction code for commutativity / associativity.
13197 2016-01-27 Martin Jambor <mjambor@suse.cz>
13199 PR tree-optimization/69355
13200 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13201 total_scalarization fails.
13203 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13205 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13208 2016-01-27 Christian Bruel <christian.bruel@st.com>
13211 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13212 Move arm_reset_previous_fndecl and set_target_option_current_node in
13213 the conditional part. Call save_restore_target_globals.
13214 * config/arm/arm.c (arm_set_current_function):
13215 Refactor to better support #pragma target and attribute mix.
13216 Call save_restore_target_globals.
13217 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13219 2016-01-27 Martin Liska <mliska@suse.cz>
13221 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13222 reference for an HSA kernel and its host function.
13224 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13226 PR tree-optimization/69399
13227 * wide-int.h (wi::lrshift): For larger precisions, only
13228 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13230 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13232 * config/arc/predicates.md (proper_comparison_operator): Reject
13233 constant-constant comparison.
13235 2016-01-26 Tom de Vries <tom@codesourcery.com>
13237 PR tree-optimization/69110
13238 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13239 DR_NUM_DIMENSIONS == 0.
13241 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13242 Sebastian Pop <s.pop@samsung.com>
13244 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13245 isl_ast_op_cond and isl_ast_op_select.
13246 (gcc_expression_from_isl_expr_op): Same.
13248 2016-01-26 Jason Merrill <jason@redhat.com>
13251 * tree.c (recompute_constructor_flags): Split out from
13253 (verify_constructor_flags): New.
13254 * tree.h: Declare them.
13256 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13258 PR rtl-optimization/69217
13259 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13260 are no TYPE_FIELDS set for the record type.
13262 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13265 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13266 toc_label_name unconditionally.
13267 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13268 SYMBOL_REF string. Use toc_label_name instead of constructing
13270 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13271 constructing LCTOC1.
13273 2016-01-26 Martin Sebor <msebor@redhat.com>
13276 * doc/extend.texi (Common Type Attributes): Move text that talks about
13277 attribute packed from attribute aligned to the section discussing
13278 the former attribute for clarity.
13280 2016-01-26 Richard Henderson <rth@redhat.com>
13282 PR middle-end/60908
13283 * trans-mem.c (tm_region_init): Mark entry block as visited.
13285 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13288 * diagnostic-show-locus.c (layout::print_source_line): Replace
13289 call to pp_newline with call to layout::print_newline.
13290 (layout::print_annotation_line): Likewise.
13291 (layout::move_to_column): Likewise.
13292 (layout::print_any_fixits): After printing any fixits, print a
13293 trailing newline, if necessary.
13294 (layout::print_newline): New method, resetting any colorization
13296 (diagnostic_show_locus): Move the pp_newline to before the
13297 early bailout. Remove dummy block enclosing the layout instance.
13298 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13299 of pp_newline_and_flush with pp_flush.
13300 (diagnostic_append_note): Delete use of pp_newline.
13301 (diagnostic_append_note_at_rich_loc): Delete.
13302 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13303 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13304 when newline characters are added to the buffer.
13306 2016-01-26 Michael Matz <matz@suse.de>
13308 * configure.ac (ac_cv_std_swap_in_utility): New test.
13309 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13310 * configure: Regenerate.
13311 * config.in: Regenerate.
13313 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13315 * config/arc/arc.md (cstoresi4): Force operand into register.
13316 (arcset<code>): Fix predicate.
13317 (arcsetltu): Likewise.
13318 (arcsetgeu): Likewise.
13319 (arcsethi): Likewise.
13320 (arcsetls): Likewise.
13322 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13324 PR tree-optimization/69483
13325 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13326 if base has error_mark_node type.
13328 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13331 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13332 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13334 (vget_lane_f16): Handle big-endian.
13335 (vgetq_lane_f16): Likewise.
13336 (vset_lane_f16): Likewise.
13337 (vsetq_lane_f16): Likewise.
13338 * config/arm/iterators.md (VQXMOV): Add V8HF.
13339 (VDQ): Add V4HF and V8HF.
13340 (V_reg): Handle V4HF and V8HF.
13341 (Is_float_mode): Likewise.
13342 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13343 neon_vdup_nv8hf): New patterns.
13344 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13345 Use VD_LANE iterator.
13346 (neon_vld1_dup<mode>): Use VQ2 iterator.
13348 2016-01-26 Nathan Sidwell <nathan@acm.org>
13350 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13351 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13352 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13353 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13354 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13355 (oacc_validate_dims): Add LEVEL arg, don't return level.
13356 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13357 oacc_validate_dims.
13358 (execute_oacc_device_lower): Adjust, add more dump output.
13359 * tree-ssa-loop.c (gate_oacc_kernels): Use
13360 oacc_fn_attrib_kernels_p.
13361 * tree-parloops.c (create_parallel_loop): Adjust
13362 set_oacc_fn_attrib call.
13364 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13367 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13368 (append_compiler_options): Handle -fcilkplus.
13369 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13371 2016-01-26 Nick Clifton <nickc@redhat.com>
13374 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13375 been marked as DECL_ONE_ONLY but we do not the means to make it
13376 so, then do not allow it to bind locally.
13378 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13381 * opts.h (parse_sanitizer_options): New prototype.
13382 * opts.c (sanitizer_opts): New array.
13383 (parse_sanitizer_options): New function.
13384 (common_handle_option): Use parse_sanitizer_options.
13386 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13389 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13390 alignment adjustment to ...
13391 (ix86_update_stack_boundary): Here. Don't over-align stack for
13393 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13394 if __tls_get_addr is called.
13396 2016-01-26 Christian Bruel <christian.bruel@st.com>
13398 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13400 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13402 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13404 2016-01-26 Richard Biener <rguenther@suse.de>
13406 PR middle-end/69467
13407 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13409 2016-01-26 Richard Biener <rguenther@suse.de>
13411 PR tree-optimization/69452
13412 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13413 (move_computations_dom_walker::before_dom_children): Rename
13415 (move_computations_worker): This.
13416 (move_computations): Perform an RPO rather than a DOM walk.
13418 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13421 * combine.c (combine_instructions): For REG_EQUAL note with
13422 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13423 to the underlying register.
13424 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13425 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13427 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13430 * config/aarch64/aarch64-builtins.c
13431 (aarch64_init_simd_builtin_types): Do not set structural
13432 equality to __Poly{8,16,64,128}_t types.
13434 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13436 PR tree-optimization/69400
13437 * wide-int.cc (wi_pack): Take the precision as argument and
13438 perform canonicalization here rather than in the callers.
13439 Use the main loop to handle all full-width HWIs. Add a
13440 zero HWI if in_len isn't a full result.
13441 (wi::divmod_internal): Update accordingly.
13442 (wi::mul_internal): Likewise. Simplify.
13444 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13445 Sebastian Pop <s.pop@samsung.com>
13447 * graphite-poly.c (apply_poly_transforms): Simplify.
13448 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13449 (print_isl_map): Same.
13450 (print_isl_union_map): Same.
13451 (print_isl_schedule): New.
13452 (debug_isl_schedule): New.
13453 * graphite-dependences.c (scop_get_reads): Do not call
13454 isl_union_map_add_map that is undocumented isl functionality.
13455 (scop_get_must_writes): Same.
13456 (scop_get_may_writes): Same.
13457 (scop_get_original_schedule): Remove.
13458 (scop_get_dependences): Do not call isl_union_map_compute_flow that
13459 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
13460 (compute_deps): Remove.
13461 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
13462 (debug_schedule_ast): New.
13463 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
13464 set_separate_option.
13465 (graphite_regenerate_ast_isl): Add dump.
13466 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
13467 from scop->transformed_schedule.
13468 (graphite_regenerate_ast_isl): Add more dump.
13469 * graphite-optimize-isl.c (optimize_isl): Set
13470 scop->transformed_schedule. Check whether schedules are equal.
13471 (apply_poly_transforms): Move here.
13472 * graphite-poly.c (apply_poly_transforms): ... from here.
13473 (free_poly_bb): Static.
13474 (free_scop): Static.
13475 (pbb_number_of_iterations_at_time): Remove.
13476 (print_isl_ast): New.
13477 (debug_isl_ast): New.
13478 (debug_scop_pbb): New.
13479 * graphite-scop-detection.c (print_edge): Move.
13480 (print_sese): Move.
13481 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
13482 (build_scop_scattering): Remove.
13483 (create_pw_aff_from_tree): Assert instead of bailing out.
13484 (add_condition_to_pbb): Remove unused code, do not fail.
13485 (add_conditions_to_domain): Same.
13486 (add_conditions_to_constraints): Remove.
13487 (build_scop_context): New.
13488 (add_iter_domain_dimension): New.
13489 (build_iteration_domains): Initialize pbb->iterators.
13490 Call add_conditions_to_domain.
13493 (index_outermost_in_loop): New.
13494 (index_pbb_in_loop): New.
13495 (outermost_pbb_in): New.
13496 (add_in_sequence): New.
13497 (add_outer_projection): New.
13498 (outer_projection_mupa): New.
13499 (add_loop_schedule): New.
13500 (build_schedule_pbb): New.
13501 (build_schedule_loop): New.
13502 (embed_in_surrounding_loops): New.
13503 (build_schedule_loop_nest): New.
13504 (build_original_schedule): New.
13505 (build_poly_scop): Call build_original_schedule.
13506 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
13507 (free_poly_dr): Remove.
13508 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
13509 (free_poly_bb): Remove.
13510 (debug_loop_vec): Remove.
13511 (print_isl_ast): Declare.
13512 (debug_isl_ast): Declare.
13513 (scop_do_interchange): Remove.
13514 (scop_do_strip_mine): Remove.
13515 (scop_do_block): Remove.
13516 (flatten_all_loops): Remove.
13517 (optimize_isl): Remove.
13518 (pbb_number_of_iterations_at_time): Remove.
13519 (debug_scop_pbb): Declare.
13520 (print_schedule_ast): Declare.
13521 (debug_schedule_ast): Declare.
13522 (struct scop): Remove schedule. Add original_schedule,
13523 transformed_schedule.
13524 (free_gimple_poly_bb): Remove.
13525 (print_generated_program): Remove.
13526 (debug_generated_program): Remove.
13527 (unify_scattering_dimensions): Remove.
13528 * sese.c (print_edge): ... here.
13529 (print_sese): ... here.
13530 (debug_edge): ... here.
13531 (debug_sese): ... here.
13532 * sese.h (print_edge): Declare.
13533 (print_sese): Declare.
13534 (dump_edge): Declare.
13535 (dump_sese): Declare.
13537 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13538 Sebastian Pop <s.pop@samsung.com>
13540 * Makefile.in: Set ISLVER in site.exp.
13542 2016-01-25 Jakub Jelinek <jakub@redhat.com>
13544 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
13545 DECL_VALUE_EXPR of new_var even for the non-array case. Look
13546 through DECL_VALUE_EXPR for expansion.
13548 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13550 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
13551 the frame info after reload completed.
13553 2016-01-25 Jeff Law <law@redhat.com>
13555 PR tree-optimization/69196
13556 PR tree-optimization/68398
13557 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
13558 tree-ssa-threadupdate.c.
13559 (determine_bb_domination_status): Prototype
13560 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
13561 (determine_bb_domination_status): No longer static.
13562 (valid_jump_thread_path): Remove code to detect characteristics
13563 of the jump thread path not associated with correctness.
13564 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
13565 Correct test for thread path length. Count PHIs for real operands as
13566 statements that need to be copied. Do not count ASSERT_EXPRs.
13567 Look at all the blocks in the thread path. Compute and selectively
13568 filter thread paths based on threading through the latch, threading
13569 a multiway branch or crossing a multiway branch.
13571 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13573 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
13574 decl with __attribute__ ((unused)) annotation.
13576 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
13579 * tree-vect-stmts.c (vectorizable_condition): Check vectype
13580 of operands is compatible with a statement vectype.
13582 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
13584 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
13585 improve wording for mixed storage order support.
13587 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
13589 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
13590 (vcvt_u64_f64): Likewise.
13591 (vcvta_s64_f64): Likewise.
13592 (vcvta_u64_f64): Likewise.
13593 (vcvtm_s64_f64): Likewise.
13594 (vcvtm_u64_f64): Likewise.
13595 (vcvtn_s64_f64): Likewise.
13596 (vcvtn_u64_f64): Likewise.
13597 (vcvtp_s64_f64): Likewise.
13598 (vcvtp_u64_f64): Likewise.
13600 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
13602 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
13603 (arc_init): Check validity mll64 option.
13604 (arc_save_restore): Use double load/store instruction.
13605 (arc_expand_movmem): Likewise.
13606 (arc_split_move): Don't split if we have double load/store
13607 instructions. Returns a boolean.
13608 (arc_process_double_reg_moves): Change function to return boolean
13609 instead of a sequence of instructions.
13610 (arc_dwarf_register_span): New function.
13611 * config/arc/arc-protos.h (arc_split_move): Change prototype.
13612 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
13613 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
13614 (*movdf_insn): Likewise.
13615 * config/arc/arc.opt (mll64): New option.
13616 * config/arc/predicates.md (even_register_operand): New predicate.
13617 * doc/invoke.texi (ARC Options): Add mll64 documentation.
13619 2016-01-25 Richard Biener <rguenther@suse.de>
13622 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
13623 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
13625 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
13627 2016-01-25 Richard Biener <rguenther@suse.de>
13629 PR tree-optimization/69376
13630 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
13632 (VN_INFO_ANTI_RANGE_P): New inline.
13633 (VN_INFO_RANGE_TYPE): Likewise.
13634 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
13635 SSA_NAME_ANTI_RANGE_P.
13636 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
13637 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13638 Properly query VN_INFO_RANGE_TYPE.
13640 2016-01-25 Nick Clifton <nickc@redhat.com>
13643 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
13645 2016-01-23 Tom de Vries <tom@codesourcery.com>
13647 PR tree-optimization/69426
13648 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
13651 2016-01-23 Jakub Jelinek <jakub@redhat.com>
13653 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
13654 "the the" with "the" in the comments.
13655 * ipa-devirt.c (build_type_inheritance_graph,
13656 update_type_inheritance_graph): Likewise.
13657 * tree.c (build_function_type_list_1): Likewise.
13658 * cfgloopmanip.c (scale_loop_profile): Likewise.
13659 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
13660 * gimple-ssa-split-paths.c
13661 (find_block_to_duplicate_for_splitting_paths): Likewise.
13662 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
13663 * expr.c (convert_move): Likewise.
13664 * var-tracking.c (vt_stack_adjustments): Likewise.
13665 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13666 * tree-vrp.c (test_for_singularity): Likewise.
13668 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
13669 directly instead of building a temporary tree.
13672 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
13673 remove <algorithm> include.
13675 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13678 * config/i386/i386.c: Include dojump.h.
13679 (expand_small_movmem_or_setmem,
13680 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
13682 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
13683 if dynamic_check != -1.
13685 2016-01-21 Jeff Law <law@redhat.com>
13687 PR middle-end/69347
13688 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
13689 record_temporary_equivalences. Rewritten to avoid unnecessary calls
13690 into dominated_by_p.
13691 (cprop_into_successor_phis): Avoid unnecessary tests.
13693 2016-01-22 Richard Henderson <rth@redhat.com>
13696 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
13697 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
13699 2016-01-22 Michael Matz <matz@suse.de>
13701 * system.h (string, algorithm): Include only conditionally.
13702 (new): Include always under C++.
13703 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
13704 * final.c (toplevel): Ditto.
13705 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
13706 * genconditions.c (write_header): Make gencondmd.c define
13708 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
13710 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
13711 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
13713 2016-01-22 Christian Bruel <christian.bruel@st.com>
13716 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
13718 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13721 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
13722 define_insn_and_split. Ensure operands[1] and operands[0] do not
13723 get assigned the same register.
13725 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13727 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
13729 2016-01-22 Christian Bruel <christian.bruel@st.com>
13731 * config/arm/arm-c.c (arm_pragma_target_parse):
13732 Remove warn_builtin_macro_redefined overwrite.
13734 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13736 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
13737 flag_non_call_exceptions compatibility.
13739 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13742 * dwarf2out.c (add_child_die_after): New function.
13743 (dwarf_qual_info_t): New type.
13744 (dwarf_qual_info): New variable.
13745 (qualified_die_p): New function.
13746 (modified_type_die): For -fdebug-types-section, ensure
13747 canonical order of qualifiers. Put qualified DIEs adjacent
13748 to the corresponding non-qualified type DIE and search there
13749 for existing qualified DIEs.
13751 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13753 * doc/extend.texi (scalar_storage_order type attribute): Document
13754 restriction on type punning and aliasing, and remove future tense.
13756 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
13759 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
13762 2016-01-21 Jeff Law <law@redhat.com>
13764 PR middle-end/69347
13765 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
13766 useless call to record_temporary_equivalences.
13767 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
13768 allocate 10 slots in the bb_path vector and let it grow as needed.
13769 (fsm_find_control_statement_thread_paths): Similarly for the next_path
13772 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13774 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
13776 * configure: Regenerate.
13778 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
13780 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
13781 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
13783 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
13785 PR middle-end/66178
13786 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
13787 drop EXPAND_INITIALIZER.
13788 * rtl.h (contains_symbolic_reference_p): Declare.
13789 * rtlanal.c (contains_symbolic_reference_p): New function.
13790 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
13791 a subtraction into a NOT if symbolic constants are involved.
13793 2016-01-21 Anton Blanchard <anton@samba.org>
13794 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13797 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
13799 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
13802 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13804 * config/microblaze/microblaze.c
13805 (get_branch_target): New.
13806 (insert_wic_for_ilb_runout): New.
13808 (microblaze_machine_dependent_reorg): New.
13809 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
13810 * config/microblaze/microblaze.md
13811 (UNSPEC_IPREFETCH): Define.
13812 (iprefetch): New pattern
13813 * config/microblaze/microblaze.opt
13814 (mxl-prefetch): New flag.
13816 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13818 * config/microblaze/microblaze.h
13819 (FIXED_REGISTERS): Update in macro.
13820 (CALL_USED_REGISTERS): Update in macro.
13822 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
13824 PR rtl-optimization/68920
13825 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
13828 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
13830 PR rtl-optimization/68990
13831 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
13832 pseudo instead of inheritance ones.
13834 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13835 Nick Clifton <nickc@redhat.com>
13839 * config/mips/mips.c (mips_compute_frame_info): Initialise
13840 args_size and hard_frame_pointer_offset fields of the frame
13841 structure before calling mips_global_pointer.
13843 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13845 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
13847 * configure: Regenerate.
13849 2016-01-21 Richard Biener <rguenther@suse.de>
13851 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
13853 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13855 * config/s390/s390.c (s390_asm_declare_function_size): Add code
13856 to actually emit the .size directive.
13858 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
13859 Jakub Jelinek <jakub@redhat.com>
13863 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
13864 args array size by one to avoid buffer overflow.
13866 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13868 * config/s390/s390.md (pool_section_start): Use switch_to_section
13869 to select proper read-only data section instead of hardcoding
13871 (pool_section_end): Use switch_to_section to match the above.
13873 2016-01-21 Richard Biener <rguenther@suse.de>
13875 PR tree-optimization/69378
13876 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
13877 (set_ssa_val_to): Use it for dominance checks taking into
13878 account not executable edges.
13880 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13883 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
13884 for bitsize instead of GET_MODE_PRECISION (mode).
13886 2016-01-20 Martin Sebor <msebor@redhat.com>
13889 * extend.texi (__sync Builtins): Clarify the semantics of
13890 __sync_fetch_and_OP built-ins on pointers.
13891 (__atomic Builtins): Same.
13893 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13894 Sebastian Pop <s.pop@samsung.com>
13896 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
13897 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
13898 (is_valid_rename): Same.
13899 (translate_isl_ast_to_gimple::get_rename): Same.
13900 (translate_isl_ast_to_gimple::rename_all_uses): Same.
13901 (translate_isl_ast_to_gimple::rename_uses): Same.
13902 (get_new_name): Check for close_phi nodes.
13903 (copy_loop_phi_args): Use phi_node_kind.
13904 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
13905 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
13907 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13908 Sebastian Pop <s.pop@samsung.com>
13910 Revert commit r229783.
13911 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
13912 Remove use of parameter_rename_map.
13913 (copy_def): Remove.
13914 (copy_internal_parameters): Remove.
13915 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
13916 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
13917 (free_sese_info): Do not free parameter_rename_map.
13918 (set_rename): Do not use parameter_rename_map.
13919 (rename_uses): Update call to set_rename.
13920 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
13921 * sese.h (parameter_rename_map_t): Remove.
13922 (struct sese_info_t): Remove field parameter_rename_map.
13924 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13925 Sebastian Pop <s.pop@samsung.com>
13927 * graphite-isl-ast-to-gimple.c: Fix comment.
13928 * graphite-scop-detection.c (defined_in_loop_p): New.
13929 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
13930 names defined in loop.
13932 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13933 Sebastian Pop <s.pop@samsung.com>
13935 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
13936 Discard unstructured if-then-else regions.
13938 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13939 Sebastian Pop <s.pop@samsung.com>
13941 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
13942 (cleanup_loop_iter_dom): Remove.
13943 (build_loop_iteration_domains): Remove.
13944 (build_scop_context): Remove.
13945 (build_scop_iteration_domain): Remove.
13946 (add_loop_constraints): New.
13947 (build_iteration_domains): New.
13948 (build_poly_scop): Call build_iteration_domains.
13950 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13951 Sebastian Pop <s.pop@samsung.com>
13953 * graphite-scop-detection.c
13954 (scop_detection::harmful_loop_in_region): Free dom and loops.
13955 (scop_detection::loop_body_is_valid_scop): Free bbs.
13957 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13958 Sebastian Pop <s.pop@samsung.com>
13960 * graphite-scop-detection.c (record_loop_in_sese): New.
13961 (gather_bbs::before_dom_children): Call record_loop_in_sese.
13962 (build_scops): Remove call to build_sese_loop_nests.
13963 * sese.c (sese_record_loop): Remove.
13964 (build_sese_loop_nests): Remove.
13965 (new_sese_info): Remove region->loops.
13966 (free_sese_info): Same.
13967 * sese.h (sese_contains_loop): Same.
13968 (build_sese_loop_nests): Remove.
13969 (sese_contains_loop): Remove.
13971 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13972 Sebastian Pop <s.pop@samsung.com>
13974 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
13975 loop_is_valid_in_scop.
13976 (scop_detection::harmful_stmt_in_region): Renamed
13977 harmful_loop_in_region.
13978 Call loop_is_valid_in_scop.
13980 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13981 Sebastian Pop <s.pop@samsung.com>
13983 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
13986 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13987 Sebastian Pop <s.pop@samsung.com>
13989 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
13990 * graphite.h (struct poly_bb): Remove field is_reduction.
13991 (PBB_IS_REDUCTION): Remove.
13993 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13994 Sebastian Pop <s.pop@samsung.com>
13996 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
13997 (add_pdr_constraints): Same.
13998 (scop_get_reads): Same.
13999 (scop_get_must_writes): Same.
14000 (scop_get_may_writes): Same.
14001 (scop_get_original_schedule): Same.
14002 (extend_schedule): Same.
14003 (apply_schedule_on_deps): Same.
14004 (carries_deps): Same.
14005 (compute_deps): Same.
14006 (scop_get_dependences): Same.
14007 * graphite-isl-ast-to-gimple.c
14008 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14009 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14010 (get_schedule_for_band_list): Same.
14011 (get_schedule_map): Same.
14012 (apply_schedule_map_to_scop): Same.
14013 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14014 (build_loop_iteration_domains): Same.
14015 (add_condition_to_pbb): Same.
14016 (add_param_constraints): Same.
14017 (pdr_add_memory_accesses): Same.
14018 (pdr_add_data_dimensions): Same.
14020 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14022 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14025 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14027 * common.opt (feliminate-dwarf2-dups): Replace references to
14028 "DWARF 2" with just "DWARF".
14029 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14030 * doc/extend.texi: Likewise.
14031 * doc/cpp.texi: Likewise.
14032 * doc/invoke.texi: Likewise.
14033 (Option Summary): Add -gdwarf to list of Debugging Options.
14034 (Debugging Options): Document -gdwarf.
14035 * doc/contrib.texi: Spell "DWARF" like that.
14037 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14039 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14040 warning. Fix up formatting.
14042 PR middle-end/67653
14043 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14044 attempt to mark memory input operand addressable and
14045 call prepare_gimple_addressable in that case. Don't adjust
14046 input_location for diagnostics, use error_at instead.
14048 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14050 * config/rs6000/ppc-auxv.h: New file.
14051 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14052 (cpu_is): Likewise.
14053 (cpu_supports): Likewise.
14054 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14055 (cpu_is_info): New variable.
14056 (cpu_supports_info): Likewise.
14057 (tcb_verification_symbol): Likewise.
14058 (cpu_builtin_p): Likewise.
14059 (cpu_expand_builtin): New function.
14060 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14061 (rs6000_init_builtins): Likewise.
14062 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14063 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14064 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14065 * configure: Regenerate.
14066 * config.in: Likewise.
14067 * doc/extend.texi (PowerPC Built-in Functions): Document
14068 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14070 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14073 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14075 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14078 2016-01-20 Richard Henderson <rth@redhat.com>
14084 * tree.c (tm_define_builtin): New.
14085 (find_tm_vector_type): New.
14086 (build_tm_vector_builtins): New.
14087 (build_common_builtin_nodes): Call it.
14089 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14091 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14092 (arm_fp_ok): Likewise.
14093 (arm_fp): Likewise.
14094 (arm_crypto): Likewise.
14096 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14097 Richard Biener <rguenther@suse.de>
14099 PR tree-optimization/69328
14100 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14101 vectors have same number of elements.
14102 (vectorizable_condition): Fix masked version recognition.
14104 2016-01-20 Richard Biener <rguenther@suse.de>
14106 PR tree-optimization/69345
14107 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14108 (VN_INFO_PTR_INFO): Likewise.
14109 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14110 info when it is equal between non-dominating SSA names.
14111 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14112 Make sure to look at original SSA infos.
14114 2016-01-20 Jeff Law <law@redhat.com>
14117 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14119 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14120 (pc_or_label_operand): New predicate.
14121 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14122 tests for small integers that are 2^n - 1.
14124 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14126 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14128 2016-01-19 Jeff Law <law@redhat.com>
14130 PR middle-end/69347
14131 * tree-ssa-threadbackwards.c
14132 (fsm_find_control_statement_thread_paths): Do not try to lookup
14133 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14135 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14137 * doc/lto.texi: Remove text that says only Gold has linker plugin
14140 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14142 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14143 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14144 the DIE accordingly.
14145 (modified_type_die): Add REVERSE parameter and pass it recursively,
14146 as well as to base_type_die. Adjust presence check accordingly.
14147 (base_type_for_mode): Adjust call to modified_type_die.
14148 (add_type_attribute): Add REVERSE parameter and pass it to
14150 (generic_parameter_die): Adjust call to add_type_attribute.
14151 (add_scalar_info): Likewise.
14152 (add_subscript_info): Likewise.
14153 (gen_array_type_die): Likewise.
14154 (gen_descr_array_type_die): Likewise.
14155 (gen_entry_point_die): Likewise.
14156 (gen_enumeration_type_die): Likewise.
14157 (gen_formal_parameter_die): Likewise.
14158 (gen_subprogram_die): Likewise.
14159 (gen_variable_die ): Likewise.
14160 (gen_const_die): Likewise.
14161 (gen_field_die): Likewise.
14162 (gen_pointer_type_die): Likewise.
14163 (gen_reference_type_die): Likewise.
14164 (gen_ptr_to_mbr_type_die): Likewise.
14165 (gen_inheritance_die): Likewise.
14166 (gen_subroutine_type_die): Likewise.
14167 (gen_typedef_die): Likewise.
14168 (force_type_die): Adjust call to modified_type_die.
14170 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14172 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14173 flow throughout the file. Fix broken link to Objective-C 2.0
14175 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14178 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14180 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14182 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14185 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14186 (maybe_record_node): Record cxa_pure_virtual as the only possible
14187 target if there are not ohter candidates.
14188 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14190 2016-01-19 Richard Biener <rguenther@suse.de>
14192 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14193 (get_memory_order): Likewise.
14195 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14197 * tree-vect-stmts.c (vectorizable_store): Check
14200 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14203 * gcc.c (driver::decode_argv): Add call to
14204 init_opts_obstack before init_options_struct.
14205 * opts.c (init_opts_obstack): Remove idempotency.
14206 (init_options_struct): Replace call to init_opts_obstack
14207 with a gcc_assert to verify that it has already been called.
14208 * toplev.c (toplev::main): Add call to init_opts_obstack before
14209 calls to init_options_struct.
14210 (toplev::finalize): Move cleanup of opts_obstack next to
14211 cleanup of save_decoded_options, clearing the latter, and
14212 save_decoded_options_count.
14214 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14217 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14218 attribute to unconditional. Remove %? from output template.
14220 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14221 Jiong Wang <jiong.wang@arm.com>
14223 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14224 generated from different expand order.
14226 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14228 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14229 Add support for CCMP costing.
14231 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14233 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14234 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14235 (fccmpe<mode>): Likewise.
14236 (fcmp): Rename to fcmp and globalize pattern.
14238 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14239 (aarch64_gen_ccmp_next): Add FP support.
14241 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14243 * target.def (gen_ccmp_first): Update documentation.
14244 (gen_ccmp_next): Likewise.
14245 * doc/tm.texi (gen_ccmp_first): Update documentation.
14246 (gen_ccmp_next): Likewise.
14247 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14248 expand_ccmp_expr_1. Improve comments.
14249 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14250 (ccmp_ior<mode>): Remove pattern.
14251 (cmp<mode>): Remove expand.
14252 (cmp): Globalize pattern.
14253 (cstorecc4): Use cc_register.
14254 (mov<mode>cc): Remove ccmp_cc_register check.
14255 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14256 Simplify after removal of CC_DNE/* modes.
14257 (aarch64_ccmp_mode_to_code): Remove.
14258 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14259 In 'k' case use integer as condition.
14260 (aarch64_nzcv_codes): Remove inverted cases.
14261 (aarch64_code_to_ccmode): Remove.
14262 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14263 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14264 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14265 pattern. Return the comparison with CC register. Invert conditions
14266 when bitcode is OR.
14267 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14268 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14270 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14272 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14273 instrumented_version.
14275 2016-01-19 Richard Biener <rguenther@suse.de>
14277 PR tree-optimization/69336
14278 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14279 handled components with get_ref_base_and_extent.
14280 (equal_mem_array_ref_p): Adjust.
14282 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14285 * shrink-wrap.c: Include valtrack.h.
14286 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14287 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14288 in between insn and where it will be moved to. Call
14289 dead_debug_insert_temp.
14290 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14291 first and dead_debug_local_finish at the end.
14292 For uses and defs bitmap, handle all regs in between REGNO and
14293 END_REGNO, not just the first one.
14295 2016-01-19 Richard Biener <rguenther@suse.de>
14297 PR tree-optimization/69352
14298 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14299 (equal_mem_array_ref_p): Constrain size and max size properly.
14300 Compare the reverse flag.
14302 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14304 * ira.c (ira): Update regstat data if we deleted insns.
14306 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14308 PR rtl-optimization/68955
14309 PR rtl-optimization/64557
14310 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14311 here. Fix up formatting.
14312 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14314 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14317 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14318 assume that the node has body.
14319 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14322 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14324 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14327 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14329 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14330 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14332 2016-01-19 Martin Jambor <mjambor@suse.cz>
14333 Martin Liska <mliska@suse.cz>
14334 Michael Matz <matz@suse.de>
14336 * Makefile.in (OBJS): Add new source files.
14337 (GTFILES): Add hsa.c.
14338 * common.opt (disable_hsa): New variable.
14339 (-Whsa): New warning.
14340 * config.in (ENABLE_HSA): New.
14341 * configure.ac: Treat hsa differently from other accelerators.
14342 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14343 $enable_offloading.
14344 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14345 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14346 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14347 --with-hsa-kmt-lib.
14348 * doc/invoke.texi (-Whsa): Document.
14349 (hsa-gen-debug-stores): Likewise.
14350 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14351 to invoke offload compiler for hsa acclerator.
14352 * opts.c (common_handle_option): Determine whether HSA offloading
14353 should be performed.
14354 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14355 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14356 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14357 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14358 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14359 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14360 GF_OMP_FOR_KIND_GRID_LOOP.
14361 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14362 (pp_gimple_stmt_1): Likewise.
14363 * gimple-walk.c (walk_gimple_stmt): Likewise.
14364 * gimple.c (gimple_build_omp_grid_body): New function.
14365 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14366 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14367 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14368 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14369 GF_OMP_TEAMS_GRID_PHONY.
14370 (gimple_statement_omp_single_layout): Updated comments.
14371 (gimple_build_omp_grid_body): New function.
14372 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14373 (gimple_omp_for_grid_phony): New function.
14374 (gimple_omp_for_set_grid_phony): Likewise.
14375 (gimple_omp_parallel_grid_phony): Likewise.
14376 (gimple_omp_parallel_set_grid_phony): Likewise.
14377 (gimple_omp_teams_grid_phony): Likewise.
14378 (gimple_omp_teams_set_grid_phony): Likewise.
14379 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14380 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14381 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14382 (BUILT_IN_GOMP_TARGET): Updated type.
14383 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14384 (adjust_for_condition): New function.
14385 (get_omp_for_step_from_incr): Likewise.
14386 (extract_omp_for_data): Moved parts to adjust_for_condition and
14387 get_omp_for_step_from_incr.
14388 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14389 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14390 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14391 (scan_omp_parallel): Do not create child functions for phony
14393 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14394 (scan_omp_1_op): Checking assert we are not remapping to
14395 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14396 (parallel_needs_hsa_kernel_p): New function.
14397 (expand_parallel_call): Register apprpriate parallel child
14398 functions as HSA kernels.
14399 (grid_launch_attributes_trees): New type.
14400 (grid_attr_trees): New variable.
14401 (grid_create_kernel_launch_attr_types): New function.
14402 (grid_insert_store_range_dim): Likewise.
14403 (grid_get_kernel_launch_attributes): Likewise.
14404 (get_target_argument_identifier_1): Likewise.
14405 (get_target_argument_identifier): Likewise.
14406 (get_target_argument_value): Likewise.
14407 (push_target_argument_according_to_value): Likewise.
14408 (get_target_arguments): Likewise.
14409 (expand_omp_target): Call get_target_arguments instead of looking
14410 up for teams and thread limit.
14411 (grid_expand_omp_for_loop): New function.
14412 (grid_arg_decl_map): New type.
14413 (grid_remap_kernel_arg_accesses): New function.
14414 (grid_expand_target_kernel_body): New function.
14415 (expand_omp): Call it.
14416 (lower_omp_for): Do not emit phony constructs.
14417 (lower_omp_taskreg): Do not emit phony constructs but create for them
14418 a temporary variable receiver_decl.
14419 (lower_omp_taskreg): Do not emit phony constructs.
14420 (lower_omp_teams): Likewise.
14421 (lower_omp_grid_body): New function.
14422 (lower_omp_1): Call it.
14423 (grid_reg_assignment_to_local_var_p): New function.
14424 (grid_seq_only_contains_local_assignments): Likewise.
14425 (grid_find_single_omp_among_assignments_1): Likewise.
14426 (grid_find_single_omp_among_assignments): Likewise.
14427 (grid_find_ungridifiable_statement): Likewise.
14428 (grid_target_follows_gridifiable_pattern): Likewise.
14429 (grid_remap_prebody_decls): Likewise.
14430 (grid_copy_leading_local_assignments): Likewise.
14431 (grid_process_kernel_body_copy): Likewise.
14432 (grid_attempt_target_gridification): Likewise.
14433 (grid_gridify_all_targets_stmt): Likewise.
14434 (grid_gridify_all_targets): Likewise.
14435 (execute_lower_omp): Call grid_gridify_all_targets.
14436 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14437 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14438 (tree_omp_clause): Added union field dimension.
14439 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14440 * tree.c (omp_clause_num_ops): Added number of arguments of
14441 OMP_CLAUSE__GRIDDIM_.
14442 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14443 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14444 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14445 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14446 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14447 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14448 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14449 * tree-pass.h (make_pass_gen_hsail): Declare.
14450 (make_pass_ipa_hsa): Likewise.
14451 * ipa-hsa.c: New file.
14452 * lto-section-in.c (lto_section_name): Add hsa section name.
14453 * lto-streamer.h (lto_section_type): Add hsa section.
14454 * timevar.def (TV_IPA_HSA): New.
14455 * hsa-brig-format.h: New file.
14456 * hsa-brig.c: New file.
14457 * hsa-dump.c: Likewise.
14458 * hsa-gen.c: Likewise.
14461 * toplev.c (compile_file): Call hsa_output_brig.
14462 * hsa-regalloc.c: New file.
14464 2016-01-18 Jeff Law <law@redhat.com>
14466 PR tree-optimization/69320
14467 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
14468 ranged object, do nothing if the RHS constant is not [0..1].
14469 (optimize_stmt): Comparing a boolean ranged object against a
14470 constant outside [0..1] results in a compile-time constant.
14472 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
14475 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
14477 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14478 (Option Summary): Update to reflect new section and moved options.
14479 (C++ Dialect Options): Move -fstats to new section.
14480 (Debugging Options): Move all dump, statistics, and other GCC
14481 developer options to new section. Rewrite section introduction
14482 and re-order remaining options to put the more basic ones first.
14483 (Optimization Options): Move -fira-verbose and -flto-report* to
14485 (Developer Options): New section incorporating moved options.
14486 * doc/cppopts.texi (-dM): Update cross-reference.
14488 2016-01-18 Richard Henderson <rth@redhat.com>
14491 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
14492 operands to pseudo only if CSE is expected. Split long immediate
14493 operands only after reload, and for the stack pointer.
14494 (*add<GPI>3_pluslong): Remove.
14495 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
14496 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
14497 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
14498 (*add<GPI>3 peepholes): New.
14499 (*add<GPI>3 splitters): New.
14500 * config/aarch64/constraints.md (Upl): New.
14501 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
14503 2016-01-18 Richard Biener <rguenther@suse.de>
14505 PR tree-optimization/69297
14506 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
14508 (vect_bb_vectorization_profitable_p): Clear visited flag again.
14510 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14512 PR middle-end/68542
14513 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
14514 of mixind vector and scalar types.
14515 (fold_relational_const): Add handling of vector
14516 comparison with boolean result.
14517 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
14518 comparison of vector operands with boolean result for EQ/NE only.
14519 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
14520 (verify_gimple_cond): Likewise.
14521 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
14524 2016-01-18 Joseph Myers <joseph@codesourcery.com>
14526 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
14529 2016-01-18 Richard Biener <rguenther@suse.de>
14531 PR middle-end/69308
14532 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
14534 2016-01-18 Tom de Vries <tom@codesourcery.com>
14536 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
14538 2016-01-18 Tom de Vries <tom@codesourcery.com>
14540 * omp-low.c (set_oacc_fn_attrib): Make extern.
14541 * omp-low.h (set_oacc_fn_attrib): Declare.
14542 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
14543 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
14544 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
14545 Add and handle function parameter oacc_kernels_p.
14546 (find_reduc_addr, get_omp_data_i_param): New function.
14547 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
14548 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
14549 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
14550 Calculate dominance info. Skip loops that are not in a kernels region
14551 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
14552 (pass_parallelize_loops::execute): Call parallelize_loops with
14553 oacc_kernels_p argument.
14554 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
14555 New member function.
14556 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
14557 * passes.def: Add argument to pass_parallelize_loops instantation.
14559 2016-01-18 Tom de Vries <tom@codesourcery.com>
14561 * tree-parloops.c (pass_parallelize_loops::execute): Allow
14562 pass_parallelize_loops to be run outside the loop pipeline.
14564 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14566 * tree-scalar-evolution.c (follow_copies_to_constant): New.
14567 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
14569 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14572 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
14573 using get_ref_base_and_extent.
14574 (equal_mem_array_ref_p): New.
14575 (hashable_expr_equal_p): Add call to previous.
14577 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14580 * tree-sra.c (disqualified_constants, constant_decl_p): New.
14581 (sra_initialize): Allocate disqualified_constants.
14582 (sra_deinitialize): Free disqualified_constants.
14583 (disqualify_candidate): Update disqualified_constants when appropriate.
14584 (create_access): Scan for constant-pool entries as we go along.
14585 (scalarizable_type_p): Add check against type_contains_placeholder_p.
14586 (maybe_add_sra_candidate): Allow constant-pool entries.
14587 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
14588 (initialize_constant_pool_replacements): New.
14589 (sra_modify_assign): Avoid mangling assignments created by previous,
14590 and don't generate writes into constant pool.
14591 (sra_modify_function_body): Call initialize_constant_pool_replacements.
14593 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
14595 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
14596 andnot instruction.
14597 (scalar_chain::convert_op): Likewise.
14598 * config/i386/i386.md (*andndi3_doubleword): New.
14600 2016-01-18 Richard Biener <rguenther@suse.de>
14602 PR tree-optimization/69170
14603 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
14604 building a vector from scalar results of a pattern stmt.
14606 2016-01-18 Jakub Jelinek <jakub@redhat.com>
14608 * haifa-sched.c (autopref_multipass_init): Work around
14609 -Wmaybe-uninitialized warning.
14611 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
14613 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
14614 against the constant 0.
14616 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14618 PR tree-optimization/68799
14619 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
14620 look up phi candidates in the statement-candidate map.
14621 (phi_add_costs): Likewise.
14622 (record_phi_increments): Likewise.
14623 (phi_incr_cost): Likewise.
14624 (ncd_with_phi): Likewise.
14625 (all_phi_incrs_profitable): Likewise.
14627 2016-01-17 Jakub Jelinek <jakub@redhat.com>
14629 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
14630 -Wmaybe-uninitialized warning.
14632 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
14634 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14635 (Option Summary): Update to reflect new section and moved options.
14636 (C++ Dialect Options): Move -fvtable-verify and related options.
14637 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
14638 and profiling-related options.
14639 (Optimization Options): Move profile generation options and
14640 -fstack-protector and related options.
14641 (Instrumentation Options): New section incorporating moved options.
14642 (Code Generation Options): Move -finstrument-functions and
14643 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
14645 2016-01-16 Tom de Vries <tom@codesourcery.com>
14647 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
14649 2016-01-16 Tom de Vries <tom@codesourcery.com>
14651 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
14653 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
14655 * hash-table.h (hash_table::empty): Turn into an inline wrapper
14656 that checks whether the table is already empty. Rename the
14657 original implementation to...
14658 (hash_table::empty_slot): ...this new private function.
14660 2016-01-15 David Malcolm <dmalcolm@redhat.com>
14662 PR diagnostic/68899
14663 * diagnostic-show-locus.c (layout::print_source_line): Move x
14664 offset of line until after call to
14665 get_line_width_without_trailing_whitespace.
14667 2016-01-15 Jeff Law <law@redhat.com>
14669 PR tree-optimization/69270
14670 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
14671 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
14672 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
14673 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
14674 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14675 ssa_name_has_boolean_range and constant_boolean_node.
14677 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
14679 PR rtl-optimization/69030
14680 * lra-spills.c (remove_pseudos): Check nrefs and make the function
14682 (spill_pseudos): Delete debug insn for dead pseudo.
14683 (lra_spill): Initiate spill_hard_reg and slots memory separately.
14685 2016-01-15 Jiong Wang <jiong.wang@arm.com>
14687 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
14689 (TYPES_UNOPUS): Likewise.
14690 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
14691 builtin type, from UNOP to UNOPUS.
14692 (lbtruncuv4sf): Likewise.
14693 (lbtruncuv2df): Likewise.
14694 (lrounduv2sf): Likewise.
14695 (lrounduv4sf): Likewise.
14696 (lrounduv2df): Likewise.
14697 (lroundusf): Likewise.
14698 (lroundusf): Likewise.
14699 (lceiluv2sf): Likewise.
14700 (lceiluv4sf): Likewise.
14701 (lceiluv2df): Likewise.
14702 (lceilusf): Likewise.
14703 (lceiludf): Likewise.
14704 (lflooruv2sf): Likewise.
14705 (lflooruv4sf): Likewise.
14706 (lflooruv2df): Likewise.
14707 (lfloorusf): Likewise.
14708 (lfloorudf): Likewise.
14709 (lfrintnuv2sf): Likewise.
14710 (lfrintnuv4sf): Likewise.
14711 (lfrintnuv2df): Likewise.
14712 (lfrintnusf): Likewise.
14713 (lfrintnudf): Likewise.
14714 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
14716 (vcvtq_u32_f32): Likewise.
14717 (vcvtq_u64_f64): Likewise.
14718 (vcvta_u32_f32): Likewise.
14719 (vcvtaq_u32_f32): Likewise.
14720 (vcvtaq_u64_f64): Likewise.
14721 (vcvtm_u32_f32): Likewise.
14722 (vcvtmq_u32_f32): Likewise.
14723 (vcvtmq_u64_f64): Likewise.
14724 (vcvtn_u32_f32): Likwise.
14725 (vcvtnq_u32_f32): Likewise.
14726 (vcvtnq_u64_f64): Likewise.
14727 (vcvtp_u32_f32): Likewise.
14728 (vcvtpq_u32_f32): Likewise.
14729 (vcvtpq_u64_f64): Likewise.
14730 (vcvtmd_u64_f64): Likewise.
14731 (vcvtms_u32_f32): Likewise.
14732 (vcvtad_u64_f64): Likewise.
14733 (vcvtas_u32_f32): Likewise.
14734 (vcvtnd_u64_f64): Likewise.
14735 (vcvtns_u32_f32): Likewise.
14736 (vcvtpd_u64_f64): Likewise.
14737 (vcvtps_u32_f32): Likewise.
14739 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14741 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
14742 CSEL of zero_extended registers.
14744 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14746 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
14747 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
14749 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14751 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
14752 false when argument string is not found in the attributes table
14755 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
14758 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
14759 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
14760 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
14761 precision estimate.
14763 2016-01-15 Richard Biener <rguenther@suse.de>
14765 PR tree-optimization/66856
14766 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
14767 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
14768 (vect_create_new_slp_node): Increment stmt reference count.
14769 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
14770 an SLP tree before swapping operands.
14771 (vect_build_slp_tree): Likewise.
14772 (destroy_bb_vec_info): Free stmt info after SLP instances.
14773 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
14774 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
14775 (STMT_VINFO_NUM_SLP_USES): New macro.
14777 2016-01-15 Richard Biener <rguenther@suse.de>
14780 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
14781 (add_linkage_name): ... here.
14782 (gen_typedef_die): Use add_linkage_name_raw instead of
14783 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
14786 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
14788 * gimplify.c (oacc_default_clause): Decode reference and pointer
14789 types for both kernels and parallel regions.
14791 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
14793 PR middle-end/69246
14794 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
14796 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14798 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
14799 (convert_scalars_to_vector): Likewise.
14801 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
14803 * doc/extend.texi (Type Traits): Fix grammar.
14805 2016-01-15 Martin Jambor <mjambor@suse.cz>
14807 * tree-inline.c (remap_decl): Use existing dclarations if
14808 remapping a type and prevent_decl_creation_for_types.
14809 (replace_locals_stmt): Do an initial remapping of non-VLA typed
14810 decls first. Do real remapping with
14811 prevent_decl_creation_for_types set.
14812 * tree-inline.h (copy_body_data): New field
14813 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
14816 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14818 * config/s390/s390.opt (mmvcle): More verbose help text.
14820 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14822 * config/s390/s390.opt: Add period to -mzvector option text.
14824 2016-01-15 Richard Biener <rguenther@suse.de>
14826 PR tree-optimization/68961
14827 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
14828 of invariants in stores again.
14830 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
14832 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
14834 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14836 * config/i386/i386.c (ix86_expand_branch): Don't split
14837 DI mode xor instruction to SI mode.
14839 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14842 * ipa-icf.c (sem_function::merge): Virtual functions may become
14843 reachable even if they address is not taken and there are no
14846 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14848 * lto-streamer-out.c (subtract_estimated_size): New function.
14849 (get_symbol_initial_value): Use it.
14851 2016-01-15 Christian Bruel <christian.bruel@st.com>
14854 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
14855 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
14856 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
14857 use add_builtin_function_ext_scope instead of add_builtin_function.
14858 (neon_set_p, neon_crypto_set_p): Remove.
14859 (arm_init_builtins): Always call arm_init_neon_builtins and
14860 arm_init_crypto_builtins.
14861 (arm_expand_builtin): Check that builtins are allowed for the arch.
14862 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
14863 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
14864 arm_init_neon_builtins call.
14866 2016-01-15 Richard Biener <rguenther@suse.de>
14868 PR tree-optimization/69117
14869 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
14870 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
14871 of the leader conservatively.
14872 (free_scc_vn): Restore original SSA name infos.
14874 2016-01-14 Jeff Law <law@redhat.com>
14876 PR tree-optimization/69270
14877 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
14878 single bit of precision, verify it's also unsigned.
14879 (record_edge_info): Use constant_boolean_node rather than fold_convert
14880 to convert boolean_true/boolean_false to the right type.
14882 2016-01-14 Richard Henderson <rth@redhat.com>
14885 * loop-doloop.c (record_reg_sets): New.
14886 (doloop_optimize): Reject the transform if the sequence
14887 clobbers registers live at the end of the loop block.
14888 (doloop_optimize_loops): Enable df_live if needed.
14890 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14892 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
14893 * config/rs6000/rs6000.c: Likewise.
14894 * config/rs6000/rs6000.h: Likewise.
14895 * config/rs6000/rs6000.md: Likewise.
14896 * doc/extend.texi: Likewsie.
14898 2016-01-14 Jeff Law <law@redhat.com>
14900 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
14903 2016-01-14 Richard Henderson <rth@redhat.com>
14907 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
14908 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
14909 instead of builtin_decl_declared_p to test for declaration.
14911 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
14913 * doc/loop.texi (Loop Analysis and Representation): Document
14914 loop_depth function.
14916 2016-01-14 Tom de Vries <tom@codesourcery.com>
14918 PR tree-optimization/68773
14919 * omp-low.c (expand_omp_target): Don't set force_output.
14920 * varpool.c (varpool_node::get_create): Same.
14921 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
14922 offload_funcs with force_output.
14924 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14927 * lra-eliminations.c (move_plus_up): Don't change anything if either
14928 the outer or inner subreg mode is not MODE_INT.
14929 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
14930 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
14932 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14934 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
14935 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
14936 reduc_uplus_@var{m}): Remove.
14937 * expr.c (expand_expr_real_2): Remove expansion path for
14938 reduc_[us](min|max|plus) optabs.
14939 * optabs-tree.c (scalar_reduc_to_vector): Remove.
14940 * optabs-tree.h (scalar_reduc_to_vector): Remove.
14941 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
14942 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
14943 * tree-vect-loop.c (vectorizable_reduction): Remove test for
14944 reduc_[us](min|max|plus) optabs.
14946 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14948 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
14949 (reduc_plus_scal_v2sf): New.
14950 (reduc_smax_v2sf): Rename to...
14951 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
14952 (reduc_smin_v2sf): Rename to...
14953 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
14955 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
14957 * alias.c (compare_base_symbol_refs): New function.
14958 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
14961 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14963 PR middle-end/68146
14964 PR tree-optimization/69155
14965 * tree-complex.c: Include cfganal.h.
14966 (phis_to_revisit): New variable.
14967 (extract_component): Add phiarg_p argument. Assert that returned
14968 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
14969 (update_phi_components): Partly rewrite to use loop over real/imag
14970 components instead of code duplication. If extract_component returns
14971 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
14972 create_tmp_reg into the PHI node instead, and mention the phi triplet
14973 in phis_to_revisit.
14974 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
14975 in phis_to_revisit at the end.
14977 2016-01-14 Richard Biener <rguenther@suse.de>
14979 PR tree-optimization/68060
14980 * tree-vect-loop.c (vect_is_simple_reduction): Check the
14981 outer loop reduction is only used in the inner loop before
14982 detecting a double reduction.
14984 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14987 * combine.c (expand_field_assignment): Punt if compute_mode is
14988 unsupported scalar mode.
14990 2016-01-14 Richard Biener <rguenther@suse.de>
14992 PR tree-optimization/66856
14993 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
14994 SLP node only if it built successfully.
14995 (vect_analyze_slp_instance): Adjust.
14997 2016-01-14 Jeff Law <law@redhat.com>
14999 PR tree-optimization/69270
15000 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15001 (record_edge_info): Use it. Convert boolean_{true,false}_node
15002 to the type of op0.
15004 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15007 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15008 use block_ultimate_origin
15009 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15011 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15013 * doc/invoke.texi (Submodel Options): Rename section to
15014 "Machine-Dependent Options" to better reflect its content.
15015 Rewrite introductory text to remove archaic CPU names.
15018 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15020 * doc/invoke.texi (Code Gen Options): Move section up in file,
15021 before target-specific options. Update menu and option summary
15022 to reflect the new section ordering.
15024 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15026 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15027 (C++ Dialect Options): Add cross-reference to -std option.
15028 * doc/standards.texi (C++ Language): Document C++14 support.
15030 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15032 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15033 for pack/unpack functions for __ibm128.
15034 (PACK_IF): Likewise.
15035 (UNPACK_IF): Likewise.
15037 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15038 support for __ibm128 pack/unpack functions.
15039 (rs6000_invalid_builtin): Likewise.
15040 (rs6000_init_builtins): Likewise.
15041 (rs6000_opt_masks): Likewise.
15043 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15044 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15046 (RS6000_BTM_COMMON): Likewise.
15048 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15049 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15050 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15051 128-bit floating point. Add support for the double values to be
15052 in Altivec registers for TF/IF packing and unpacking, but restrict
15053 TD packing sub-fields to be FPR registers. Don't allow overlapped
15054 register support for packing. Allow pack inputs to be memory
15055 locations. Don't build generator functions for unpack<mode>_dm
15056 and unpack<mode>_nodm.
15057 (unpack<mode>_dm): Likewise.
15058 (unpack<mode>_nodm): Likewise.
15059 (pack<mode>): Likewise.
15061 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15062 built-in functions to pack/unpack explicit __ibm128 values.
15063 (__builtin_unpack_ibm128): Likewise.
15065 * doc/extend.texi (PowerPC Built-in Functions): Document
15066 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15068 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15071 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15072 Add new arg loc and pass it down as context.
15073 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15074 to the location to use for the warning.
15075 (check_function_arguments): New arg loc. All callers changed. Pass
15076 it to check_function_nonnull.
15077 * c-common.h (check_function_arguments): Adjust declaration.
15079 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15081 PR tree-optimization/69156
15082 * gimple.c (validate_type): Removed.
15083 (gimple_builtin_call_types_compatible_p): Use
15084 useless_type_conversion_p instead of validate_type.
15085 * value-prof.c (gimple_stringop_fixed_value): Fold
15086 icall_size to correct type.
15088 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15090 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15093 2016-01-13 Richard Henderson <rth@redhat.com>
15096 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15097 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15098 (ix86_builtin_tm_store): Remove.
15099 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15100 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15101 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15102 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15103 * doc/tm.texi: Rebuild.
15105 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15106 (BUILT_IN_TM_MEMCPY_RTWN): New.
15107 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15108 fallback from vector to integer helpers.
15109 (build_tm_load): Handle vector types directly, instead of
15111 (build_tm_store): Likewise.
15112 (expand_assign_tm): Prepare for register types not handled by
15113 the above. Copy them to memory and use memcpy.
15114 * tree.c (tm_define_builtin): New.
15115 (find_tm_vector_type): New.
15116 (build_tm_vector_builtins): New.
15117 (build_common_builtin_nodes): Call it.
15119 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15121 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15122 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15124 2016-01-13 Tom de Vries <tom@codesourcery.com>
15126 PR tree-optimization/69169
15127 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15128 handled_struct_type param.
15129 (create_variable_info_for, intra_create_variable_infos): Call
15130 create_variable_info_for_1 with extra arg.
15132 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15134 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15135 and "armv8.1-a+crc" entries.
15137 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15140 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15141 Change first operand predicate from register_or_constm1_operand
15142 to register_operand.
15143 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15144 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15145 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15146 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15147 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15148 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15149 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15150 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15151 comparison with constm1_rtx from vec_prefetch_gen part.
15153 2016-01-13 Richard Biener <rguenther@suse.de>
15155 PR tree-optimization/69013
15156 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15157 Exchange assert for a test.
15159 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15162 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15164 2016-01-13 Richard Biener <rguenther@suse.de>
15166 PR tree-optimization/69242
15167 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15168 assert with a check.
15170 2016-01-13 Richard Biener <rguenther@suse.de>
15172 PR tree-optimization/69186
15173 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15174 Properly guard vect_update_misalignment_for_peel call.
15176 2016-01-12 Jeff Law <law@redhat.com>
15178 PR tree-optimization/pr67755
15179 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15180 "need_profile_correction".
15181 (thread_block_1): Initialize new field to false by default. If we
15182 have multiple thread paths through a common joiner to different
15183 final targets, then set new field to true.
15184 (compute_path_counts): Only do count adjustment when it's really
15187 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15189 * doc/invoke.texi (Spec Files): Move section down in file, past
15190 all command-line option descriptions.
15192 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15194 PR middle-end/54809
15195 * doc/gty.texi: Remove documentation of mark_hook.
15196 * gengtype.c (struct write_types_data): Remove code to support
15197 mark_hook attribute.
15198 (walk_type): Likewise.
15199 (write_func_for_structure): Likewise.
15201 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15203 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15204 Directory Options, and -specs= to Overall Options.
15205 (Overall Options): Adjust similarly. Reorder to group related
15206 options together. Make -specs= cross-reference the spec file details.
15207 (Directory Options): Adjust similarly.
15209 2016-01-12 Jeff Law <law@redhat.com>
15211 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15213 2016-01-12 Olivier Hainque <hainque@adacore.com>
15215 * gcc.c (spec_undefvar_allowed): New global.
15216 (process_command): Set to true when running for --version or --help,
15218 (getenv_spec_function): When the variable is not defined, use the
15219 variable name as the variable value if we're allowed not to issue
15222 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15224 PR tree-optimization/68911
15225 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15226 information computed for expression "init + nit * step".
15228 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15230 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15231 about name of GCC executable. Remove deleted node from menu.
15232 (Directory Options) <-B>: Remove cross-reference to deleted node.
15233 (Target Options): Delete section.
15235 2016-01-12 Christian Bruel <christian.bruel@st.com>
15238 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15239 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15241 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15244 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15245 aligned_mem is properly set for AVX512-VL floating point masked
15249 * ifcvt.c (cond_exec_process_if_block): When removing the last
15250 insn from then_bb, remove also any possible barriers that follow it.
15252 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15256 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15257 (PTRDIFF_TYPE): Likewise.
15258 (WCHAR_TYPE): Likewise.
15259 (WCHAR_TYPE_SIZE): Likewise.
15260 (STDINT_LONG32): Likewise.
15262 2016-01-12 Richard Biener <rguenther@suse.de>
15264 PR tree-optimization/69053
15265 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15266 convert initial value for cond reductions.
15268 2016-01-12 Richard Biener <rguenther@suse.de>
15270 PR tree-optimization/69007
15271 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15272 widen_sum after dot_prod and sad.
15274 2016-01-12 Richard Biener <rguenther@suse.de>
15276 PR tree-optimization/69168
15277 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15278 pattern stmt SLP type.
15279 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15280 end up unused so cope with that case.
15282 2016-01-12 Richard Biener <rguenther@suse.de>
15284 PR tree-optimization/69157
15285 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15286 stmts def type only during analyze phase.
15287 (vectorizable_call): Likewise.
15288 (vectorizable_simd_clone_call): Likewise.
15289 (vectorizable_conversion): Likewise.
15290 (vectorizable_assignment): Likewise.
15291 (vectorizable_shift): Likewise.
15292 (vectorizable_operation): Likewise.
15293 (vectorizable_store): Likewise.
15294 (vectorizable_load): Likewise.
15296 2016-01-12 Richard Biener <rguenther@suse.de>
15298 PR tree-optimization/69174
15299 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15301 (vectorizable_load): Properly compute the number of loads needed
15302 for permuted strided SLP loads and do not spuriously assign
15303 to SLP_TREE_VEC_STMTS.
15305 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15307 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15308 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15309 (MD_EXEC_PREFIX): Remove.
15310 (MD_STARTFILE_PREFIX) Removee.
15311 (FILE_NAME_ABSOLUTE_P): Remove.
15312 (CPP_SPEC): Do not read macros from sys/version.h.
15313 (LINK_COMMAND_SPEC): Remove.
15314 (LOCAL_INCLUDE_DIR): Remove.
15315 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15316 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15317 (POST_LINK_SPEC): Define to invoke stubify after linker
15318 (LIBSTDCXX): Remove define
15319 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15320 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15321 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15322 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15323 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15324 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15325 (i386_djgpp_asm_named_section): Add propotype of new procedure
15327 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15328 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15329 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15330 in config/i386/djgpp.h).
15331 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15332 STANDARD_STARTFILE_PREFIX_1.
15333 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15334 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15335 installation errors.
15336 (MAX_OFILE_ALIGNMENT): Define to 128.
15337 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15339 * config/i386/djgpp.c: New file. Add implementation of
15340 i386_djgpp_asm_named_section.
15342 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15344 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15345 Add rule for building djgpp.o.
15347 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15349 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15350 (rtx_is_swappable_p): Reductions are swappable.
15351 (insn_is_swappable_p): V2DF reductions are swappable.
15353 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15355 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15356 reloads for other unsupported memory operands.
15358 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15359 Jim Wilson <jim.wilson@linaro.org>
15362 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15363 copy_to_mode_reg instead of force_reg.
15365 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15368 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15369 TARGET_80387 is true.
15371 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15374 * lra-eliminations.c (move_plus_up): Only move plus up
15375 if subreg of the constant can be simplified into constant
15376 and use the simplified subreg of the constant instead of
15377 the original constant.
15379 * fold-const.c (fold_convertible_p): Don't return true
15380 for conversion of VECTOR_TYPE to same sized integral type.
15381 (fold_convert_loc): Fix up formatting. Fold conversion of
15382 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15383 instead of NOP_EXPR.
15385 PR tree-optimization/69214
15386 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15387 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15390 PR tree-optimization/69207
15391 * tree-vect-slp.c (vect_get_constant_vectors): For
15392 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15393 fold_convertible_p to vector_type's element type, and always
15394 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15396 2016-01-11 Richard Biener <rguenther@suse.de>
15398 PR tree-optimization/69173
15399 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15400 fixup the cycle if all stmts are in a pattern.
15402 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15404 PR middle-end/68999
15405 * alias.c (base_alias_check): Move check for addresses with
15406 alignment ANDs before the call for compare_base_decls.
15407 (memrefs_conflict_p): Return -1 for different decls
15408 that went through alignment adjustments.
15410 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15412 PR rtl-optimization/68796
15413 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15414 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15415 and QImode comparisons against zero with CC_NZmode.
15416 * config/aarch64/iterators.md (short_mask): New mode_attr.
15418 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15420 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15421 (<avx512>_store<mode>_mask): Likewise.
15423 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15424 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15426 PR rtl-optimization/68841
15427 * ifcvt.c (struct noce_if_info): Add orig_x field.
15428 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15429 Don't record conflicts on to_rename if it's present.
15430 Allow memory destinations in sets.
15431 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15432 blocks, passing orig_x to the checks.
15433 (noce_process_if_block): Set if_info->orig_x appropriately.
15435 2016-01-11 Tom de Vries <tom@codesourcery.com>
15437 PR tree-optimization/69069
15438 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15440 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15442 PR rtl-optimization/68920
15443 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15444 of conditional moves for RTL if-conversion to 1 for
15445 TARGET_ONE_IF_CONV_INSN.
15446 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15447 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15448 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15449 parameter to restirct number of conditional moves for
15451 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
15452 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
15455 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
15458 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
15459 onepart vars. Fix typo in comment. Fix reversed condition in
15461 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
15464 * var-tracking.c (dump_onepart_variable_differences): New.
15465 (dataflow_set_different): If a detailed dump is requested,
15466 delay early returns and dump differences between onepart
15467 variables present before and after, and added variables.
15469 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15472 * expr.c (expand_expr_real_1): For boolean vector constants
15473 with a scalar mode use const_scalar_mask_from_tree.
15474 (const_scalar_mask_from_tree): New.
15475 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
15476 assigned to a mask type to handle constants.
15478 2016-01-11 Martin Jambor <mjambor@suse.cz>
15481 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
15482 useless parameters if we cannot change function signature.
15484 2016-01-11 Martin Jambor <mjambor@suse.cz>
15487 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
15490 2016-01-11 Tom de Vries <tom@codesourcery.com>
15492 PR tree-optimization/69109
15493 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
15496 2016-01-11 Tom de Vries <tom@codesourcery.com>
15498 PR tree-optimization/69108
15499 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
15500 res is not used in a phi.
15502 2016-01-11 Yury Gribov <y.gribov@samsung.com>
15505 * common.opt (frandom-seed): Fix parameter name.
15506 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
15508 2016-01-11 Tom de Vries <tom@codesourcery.com>
15510 PR tree-optimization/69058
15511 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
15514 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
15516 * config/arc/arc.opt (mdiv-rem): Add period to the end.
15517 (mcode-density): Likewise.
15519 2016-01-10 Tom de Vries <tom@codesourcery.com>
15521 PR tree-optimization/69062
15522 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
15523 (parallelize_loops): Don't paralelize loop that has phi with address
15526 2016-01-10 Tom de Vries <tom@codesourcery.com>
15528 PR tree-optimization/69039
15529 * tree-parloops.c (try_create_reduction_list): Only allow single exit
15532 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
15534 PR middle-end/68743
15535 * match.pd: Require target has function_c99_misc before doing
15536 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
15538 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
15540 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
15542 * configure: Regenerate.
15544 2016-01-09 Jakub Jelinek <jakub@redhat.com>
15546 PR middle-end/50865
15547 PR tree-optimization/69097
15548 * fold-const.h (expr_not_equal_to): New prototype.
15549 * fold-const.c: Include stringpool.h and tree-ssanames.h.
15550 (expr_not_equal_to): New function.
15551 * match.pd (X % -Y is the same as X % Y): Don't optimize
15552 unless X is known not to be equal to minimum or Y is known
15553 not to be equal to -1.
15554 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
15555 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
15556 (simplify_stmt_using_ranges): Adjust caller.
15557 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
15558 substitute_and_fold.
15560 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
15562 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
15565 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15567 PR tree-optimization/69167
15568 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
15569 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
15571 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
15573 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15574 Richard Biener <rguenther@suse.de>
15576 PR tree-optimization/68707
15577 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
15578 instances that can be handled via vect_load_lanes.
15580 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
15582 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
15583 if we can't determine address equivalence.
15584 * alias.c (compare_base_decl): Update for changed return value of
15585 symtab_node::equal_address_to.
15587 2016-01-08 Jason Merrill <jason@redhat.com>
15591 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
15592 * expr.c (store_field): Not here.
15593 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
15594 call with TREE_ADDRESSABLE type.
15595 * tree-cfg.c (verify_gimple_call): Adjust.
15597 2016-01-08 Olivier Hainque <hainque@adacore.com>
15599 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
15602 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15604 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
15605 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
15606 (reduc_smin_v2sf): Rename to...
15607 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
15608 (reduc_splus_v2sf): Rename to...
15609 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
15611 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15613 PR tree-optimization/69162
15614 * gimplify.c (gimplify_va_arg_expr): Encode original type of
15615 valist argument in another argument.
15616 (gimplify_modify_expr): Adjust for the above change. Cleanup.
15617 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
15618 to determine the va_list type, build a MEM_REF instead of
15619 build_fold_indirect_ref.
15621 PR tree-optimization/69172
15622 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
15625 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
15627 PR tree-optimization/67781
15628 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
15629 and cmpnop in two steps: first the ones not accessed in original
15630 gimple expression in a endian independent way and then the ones not
15631 accessed in the final result in an endian-specific way.
15633 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15635 PR tree-optimization/69083
15636 * tree-vect-slp.c (vect_get_constant_vectors): For
15637 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
15638 element type. If op is fold_convertible_p to vector_type's element
15639 type, use NOP_EXPR instead of VCE.
15641 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
15643 PR rtl-optimization/67778
15644 PR rtl-optimization/68634
15645 PR rtl-optimization/68909
15646 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
15647 block from the stack until done with it. Remove a superfluous
15648 bitmap set. Remove a superfluous bitmap test.
15650 2016-01-07 Martin Sebor <msebor@redhat.com>
15653 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
15654 constraint on the type of arguments.
15656 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
15658 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
15659 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
15660 unaligned_access on the gcc_options set.
15661 * config/arm/arm.c (arm_option_override_internal): Use
15662 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
15664 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15667 * config/i386/i386.c (ix86_frame_pointer_required): Enable
15668 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
15670 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15673 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15676 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15677 depending on frame_pointer_needed before remaining integer and SSE
15678 registers are saved.
15680 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
15683 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
15685 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
15688 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
15689 Use the "xBm" constraint.
15690 (float<sseintvecmodelower><mode>2<mask_name><round_name):
15692 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
15693 (sse_cvtsi2ssq<round_name>): Likewise.
15694 (sse_cvtss2si<round_name>): Likewise.
15695 (sse_cvtss2siq<round_name>): Likewise.
15696 (sse2_cvtsi2sdq<round_name>): Likewise.
15697 (sse2_cvtsd2si<round_name>): Likewise.
15698 (sse2_cvtsd2siq<round_name>): Likewise.
15699 * config/i386/subst.md (round_nimm_scalar_predicate): New
15702 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
15704 PR middle-end/67639
15705 * varasm.c (make_decl_rtl): Mark invalid register vars as
15708 PR rtl-optimization/66206
15709 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
15710 All callers changed.
15712 2016-01-07 Jakub Jelinek <jakub@redhat.com>
15714 PR tree-optimization/69141
15715 * tree-ssa-pre.c: Include langhooks.h.
15716 (eliminate_dom_walker::before_dom_children): Use
15717 lang_hooks.decl_printable_name instead of
15718 cgraph_node::get ()->name ().
15720 PR middle-end/68960
15721 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
15722 it and DECL_ALIGN too.
15724 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
15726 * config/mips/mips-ftypes.def: Sort to lexicographical order.
15728 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15731 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15732 depending on frame_pointer_needed before remaining integer and SSE
15733 registers are saved.
15735 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15737 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
15738 mode iterator with VSX_M2.
15739 (*p9_vecstore_<mode>): Likewise.
15740 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
15741 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
15742 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
15743 (define_split for VSX_LE128 stores): Likewise.
15744 (define_peephole2 for TImode LE swaps): Likewise.
15745 (define_split for VSX_LE128 post-reload stores): Likewise.
15747 2016-01-06 Marek Polacek <polacek@redhat.com>
15750 * convert.c (convert_to_integer_1): Adjust call to
15751 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
15752 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
15753 EXPR instead of ARG.
15754 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
15756 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15759 * doc/extend.texi (RL78 Variable Attributes): New section.
15761 2016-01-05 Marek Polacek <polacek@redhat.com>
15764 * builtins.c (get_memmodel): Use expansion point location rather than
15765 the input location. Call warning_at rather than warning.
15766 (expand_builtin_atomic_compare_exchange): Likewise.
15767 (expand_builtin_atomic_load): Likewise.
15768 (expand_builtin_atomic_store): Likewise.
15769 (expand_builtin_atomic_clear): Likewise.
15771 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15774 * config/i386/i386.c (ix86_expand_vector_logical_operator):
15775 Replace nonimmediate_operand with vector_operand.
15776 * config/i386/predicates.md (vector_operand): New predicate.
15777 (general_vector_operand): Replace nonimmediate_operand with
15779 * config/i386/sse.md: Replace nonimmediate_operand with
15780 vector_operand and m constraint with Bm constraint on SSE
15781 patterns with 16-byte memory operand.
15782 * config/i386/subst.md (round_nimm_predicate): Replace
15783 nonimmediate_operand with vector_operand.
15784 (round_saeonly_nimm_predicate): Likewise.
15785 (round_saeonly_nimm_scalar_predicate): New.
15787 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15790 * config/i386/constraints.md (Bm): New constraint.
15791 * config/i386/predicates.md (vector_memory_operand): New
15793 * config/i386/sse.md: Replace xm with xBm in plusminus and
15794 any_logic patterns.
15796 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15799 * doc/extend.texi (V850 Function Attributes): New section.
15800 (V850 Variable Attributes): New section.
15802 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15805 * doc/extend.texi (MicroBlaze Function Attributes): Document
15806 interrupt_handler and fast_interrupt attributes.
15808 2016-01-05 Sergei Trofimovich <siarheit@google.com>
15811 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
15812 for local symbolic operands.
15813 * config/ia64/predicates.md (local_symbolic_operand64): New
15816 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15818 PR rtl-optimization/68651
15819 * combine.c (combine_simplify_rtx): Canonicalize x + x into
15822 2016-01-05 Nathan Sidwell <nathan@acm.org>
15824 * alias.c (compare_base_decls): Use symtab_node::get.
15826 2016-01-05 Nick Clifton <nickc@redhat.com>
15829 * ira-costs.c (copy_cost): Initialise the t_icode field of the
15830 secondary_reload_info structure.
15833 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
15834 decls if weak support is available.
15836 2016-01-04 Martin Sebor <msebor@redhat.com>
15838 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
15840 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15842 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15843 OPTION_MASK_P9_DFORM.
15845 * config/rs6000/constraints.md (wo constraint): New constraint for
15848 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
15850 (rs6000_init_hard_regno_mode_ok): Likewise.
15852 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
15855 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
15856 expanders not to have constraints. Add support for ISA 3.0 xxperm
15857 instruction. Add support for fusing xxlor with xxperm.
15858 (altivec_vperm_<mode>_internal): Likewise.
15859 (altivec_vperm_v8hiv16qi): Likewise.
15860 (altivec_vperm_<mode>v16q): Likewise.
15861 (altivec_vperm_<mode>_uns): Likewise.
15862 (vperm_v8hiv4si): Likewise.
15863 (vperm_v16qiv8hi): Likewise.
15865 * doc/md.texi (RS/6000 constraints): Document wo constraint.
15867 2016-01-04 Jakub Jelinek <jakub@redhat.com>
15869 Update copyright years.
15871 * gcc.c (process_command): Update copyright notice dates.
15872 * gcov-dump.c (print_version): Ditto.
15873 * gcov.c (print_version): Ditto.
15874 * gcov-tool.c (print_version): Ditto.
15875 * gengtype.c (create_file): Ditto.
15876 * doc/cpp.texi: Bump @copying's copyright year.
15877 * doc/cppinternals.texi: Ditto.
15878 * doc/gcc.texi: Ditto.
15879 * doc/gccint.texi: Ditto.
15880 * doc/gcov.texi: Ditto.
15881 * doc/install.texi: Ditto.
15882 * doc/invoke.texi: Ditto.
15884 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15886 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
15887 modes larger than TImode as TImode if NEON is not enabled.
15889 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15892 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
15893 mode for %f0-%f31 only if TARGET_FPU.
15895 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15898 * config/sparc/sparc.c (scan_record_type): Take into account subfields
15899 to compute the PACKED_P predicate.
15900 (function_arg_record_value): Minor tweaks.
15902 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15904 * doc/install.texi (--with-multilib-list): Describe the meaning of the
15905 option for arm*-*-* targets.
15907 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
15909 * doc/extend.texi (Common Function Attributes): Move docs for
15910 MSP430-specific attributes to....
15911 (MSP430 Function Attributes): ...here. Delete the redundant
15912 entries and copy-edit the remaining text.
15913 (MSP430 Variable Attributes): Use uniform format for index
15914 entries and add a cross-reference to the corresponding function
15917 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
15919 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
15921 (x86 Options): Likewise.
15923 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15927 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
15928 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
15929 to corresponding attribute.
15931 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15933 * doc/extend.texi (Common Function Attributes) <noplt>: Move
15934 to correct alphabetization of table. Copy-edit and correct
15936 <stack_protect>: Likewise.
15937 <target_clones>: Likewise.
15939 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
15940 Correct punctuation.
15941 (Code Gen Options) <-fno-plt>: Copy-edit.
15943 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
15946 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
15947 SI values. Explicitly convert SI to DI and vice-versa.
15949 2016-01-01 Jakub Jelinek <jakub@redhat.com>
15951 PR tree-optimization/69070
15952 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
15953 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
15956 * ubsan.c (ubsan_instrument_float_cast): Call
15957 initialize_sanitizer_builtins.
15960 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
15962 Copyright (C) 2016 Free Software Foundation, Inc.
15964 Copying and distribution of this file, with or without modification,
15965 are permitted in any medium without royalty provided the copyright
15966 notice and this notice are preserved.