1 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
4 * reload1.c (reload): Pass 0 to finish_spills when called because
5 update_eliminables_and_spill returns true and remove did_spill.
6 (finish_spills): Adjust comment and document GLOBAL parameter.
8 2016-06-17 DJ Delorie <dj@redhat.com>
11 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
12 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
13 (umulqihi3_virt): Likewise.
14 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
15 (umulqihi3_real): Likewise.
17 2016-06-17 Martin Liska <mliska@suse.cz>
19 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
21 2016-06-17 Martin Liska <mliska@suse.cz>
23 * predict.def: PRED_LOOP_EXIT from 92 to 85.
25 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
27 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
29 (vaddq_f32): Likewise.
31 (vmulq_f32): Likewise.
33 (vsubq_f32): Likewise.
35 2016-06-17 Bin Cheng <bin.cheng@arm.com>
37 PR tree-optimization/71347
38 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
39 cost for all uses in group.
41 2016-06-17 Bin Cheng <bin.cheng@arm.com>
43 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
44 insert gimple seq if it's not empty.
46 2016-06-17 Bin Cheng <bin.cheng@arm.com>
48 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
50 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
52 (comp_dr_with_seg_len_pair): Ditto.
53 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
54 struct dr_with_seg_len_pair against DR_OFFSET.
55 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
58 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
60 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
62 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
64 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
65 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
66 (pa_output_millicode_call): Likewise.
67 (pa_output_call): Likewise.
68 (pa_output_indirect_call): Likewise.
69 (pa_asm_output_mi_thunk): Likewise.
71 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
73 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
75 2016-06-16 Martin Liska <mliska@suse.cz>
77 * predict.c (combine_predictions_for_insn): When we find a first
78 match predictor, we should consider just predictors with
79 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
81 (combine_predictions_for_bb): Likewise.
83 2016-06-16 Jakub Jelinek <jakub@redhat.com>
85 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
86 with base of reference to struct.
88 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
90 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
92 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
94 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
95 progmem_swtable_section.
96 (progmem_swtable_section): Remove.
97 (avr_asm_function_rodata_section): Remove.
98 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
99 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
101 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
103 * config/i386/driver-i386.c (host_detect_local_cpu): Set
104 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
105 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
106 signature_CENTAUR_ebx.
107 * config/i386/i386.c (ix86_option_override_internal): Add
108 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
109 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
110 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
112 2016-06-16 Martin Liska <mliska@suse.cz>
114 * predict.def: Add fortran loop preheader predictor.
115 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
116 fold IFN_BUILTIN_EXPECT with a known constant argument.
118 2016-06-16 Martin Liska <mliska@suse.cz>
120 * predict.def: Add 'Fortran' to display text of all
121 PRED_FORTRAN_* predictors.
123 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
126 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
127 [IA64_BUILTIN_NANSQ]: Ditto.
128 (ia64_fold_builtin): New function.
129 (TARGET_FOLD_BUILTIN): New define.
130 (ia64_init_builtins) Declare const_string_type node.
131 Add __builtin_nanq and __builtin_nansq builtin functions.
132 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
134 2016-06-16 Nick Clifton <nickc@redhat.com>
136 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
137 MSP430_HWMULT_ prefix to enum values.
138 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
139 * config/msp430/msp430.c: Update use of enum values.
140 * config/msp430/msp430.md: Likewise.
141 * config/msp430/msp430.opt: Likewise.
143 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
145 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
146 of comparsions in the last iteration.
148 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
149 Joern Rennecke <joern.rennecke@embecosm.com>
151 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
153 (arc_needs_pcl_p): Add GOTOFFPC.
154 (arc_legitimate_pic_addr_p): Likewise.
155 (arc_output_pic_addr_const): Likewise.
156 (arc_legitimize_pic_address): Generate a pc-relative address using
158 (arc_output_libcall): Use @pcl syntax.
159 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
160 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
161 (*movsi_insn): Use @pcl syntax.
162 (doloop_begin_i): Likewise.
164 2016-06-16 Martin Liska <mliska@suse.cz>
166 * predict.def: Define a new predictor.
168 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
170 * config/arc/arc.opt (mtp-regno): Update text.
172 2016-06-16 Renlin Li <renlin.li@arm.com>
174 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
176 2016-06-16 Jakub Jelinek <jakub@redhat.com>
179 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
180 (setcc + and peephole2): Likewise.
182 PR rtl-optimization/71532
183 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
186 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
188 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
189 DImode constants with XXSPLTIB in vector registers.
190 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
191 vsx_extract_<mode>_internal{1,2} into a single insn that handles
192 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
193 extraction of the element at the top of the register as a scalar
195 (vsx_extract_<mode>_internal1): Likewise.
196 (vsx_extract_<mode>_internal2): Likewise.
197 * config/rs6000/constraints.md (wi constraint): Remove a comment
198 about DImode not being allowed in Altivec registers.
199 (wB constraint): New constraint for constants that can be
200 generated in Altivec registers with VSPLTISW/VUPKHSW.
201 * config/rs6000/predicates.md (xxspltib_constant_split): Update
203 (xxspltib_constant_nosplit): Likewise.
204 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
205 support for -mupper-regs-di to enable DImode to go into Altivec
207 (POWERPC_MASKS): Likewise.
208 (power7 cpu): Likewise.
209 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
210 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
211 for DImode being allowed in Altivec registers. Update wi/wj
212 constraints. Set scalar_in_vmx_p flag.
213 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
214 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
215 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
216 (rs6000_opt_masks): Add -mupper-regs-di.
217 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
218 direct move to use wi and not wj.
220 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
222 (floatunssi<mode>2_lfiwzx_mem): Likewise.
223 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
224 any VSX register, instead of just Altivec registers, to allow
225 either operand to be an Altivec register or both.
226 (fixuns_trunc<mode>di2_fctiduz): Likewise.
227 (movdi_internal32): Add support for -mupper-regs-di. Add support
228 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
229 the alternatives and attributes to be lined up to be easier to
231 (movdi_internal64): Likewise.
232 (64-bit DImode splitters): Change predicates to only split loading
233 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
234 load constants in ISA 3.0 or ISA 2.07 respectively.
235 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
236 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
237 mention -mcpu=power9 sets these options.
238 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
241 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
244 * config/avr/avr.c (avr_set_current_function): Warn misspelled
245 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
246 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
247 by default to warn misspelled interrupt/ signal handler.
248 * doc/invoke.texi (AVR Options): Document it. Update description
249 for -nodevicelib option.
251 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
253 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
254 up parentheses. Use GET_MODE_UNIT_BITSIZE.
255 (aarch64_<sur>shll2_n<mode>): Likewise.
257 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
260 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
261 DECL_CONTEXT for copied arguments.
263 2016-06-15 Alan Hayward <alan.hayward@arm.com>
265 PR tree-optimization/71483
266 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
269 2016-06-15 Martin Liska <mliska@suse.cz>
271 * predict.c (tree_predict_by_opcode): Call predict_edge_def
272 instead of predict_edge w/o a probability.
274 2016-06-15 Alan Hayward <alan.hayward@arm.com>
276 PR tree-optimization/71439
277 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
280 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
282 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
283 register subregs in SET_SRC.
285 2016-06-15 Richard Biener <rguenther@suse.de>
287 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
290 2016-06-15 Richard Biener <rguenther@suse.de>
292 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
293 not consider dependences between accesses that belong to the
295 (vect_analyze_data_ref_dependences): Do not analyze read-read
298 2016-06-14 David Malcolm <dmalcolm@redhat.com>
300 * spellcheck-tree.c: Include spellcheck-tree.h rather than
302 (find_closest_identifier): Reimplement in terms of
303 best_match<tree,tree>.
304 * spellcheck-tree.h: New file.
305 * spellcheck.c (struct edit_distance_traits<const char *>): New
307 (find_closest_string): Reimplement in terms of
308 best_match<const char *, const char *>.
309 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
310 overload to spellcheck-tree.h.
311 (find_closest_identifier): Likewise.
312 (struct edit_distance_traits<T>): New template.
313 (class best_match): New class.
315 2016-06-14 David Malcolm <dmalcolm@redhat.com>
317 * selftest-run-tests.c (selftest::run_tests): Call
318 selftest::spellcheck_tree_c_tests.
319 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
320 * spellcheck-tree.c: Include selftest.h and stringpool.h.
321 (selftest::test_find_closest_identifier): New function.
322 (selftest::spellcheck_tree_c_tests): New function.
323 * spellcheck.c (selftest::test_find_closest_string): Verify that
324 the order of the vec does not affect the results for this case.
325 (selftest::test_data): New array.
326 (selftest::test_metric_conditions): New function.
327 (selftest::spellcheck_c_tests): Add a test of case-comparison.
328 Call selftest::test_metric_conditions.
330 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
332 * config/rs6000/rs6000-builtin.def (commentary): Typo.
333 (BU_P9_MISC_1): Likewise.
334 (BU_P9_64BIT_MISC_0): Likewise.
335 (BU_P9_MISC_0): Likewise.
337 2016-06-14 David Malcolm <dmalcolm@redhat.com>
339 * gcc-rich-location.c
340 (gcc_rich_location::add_fixit_misspelled_id): New method.
341 * gcc-rich-location.h
342 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
344 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
346 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
347 FreeBSD 11 and above.
349 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
351 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
353 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
355 * expmed.h: Close parenthesis in "at your option" in copyright
357 * lower-subreg.h: Likewise.
359 2016-06-14 Richard Biener <rguenther@suse.de>
362 * genmatch.c (expr::gen_transform): Use in_type for comparisons
365 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
367 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
369 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
371 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
373 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
374 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
376 2016-06-14 Richard Biener <rguenther@suse.de>
378 PR tree-optimization/71522
379 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
380 copying into float copying.
382 2016-06-14 Jakub Jelinek <jakub@redhat.com>
384 PR tree-optimization/71520
385 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
386 (replace_block_by): Move user labels from bb1 to bb2.
388 2016-06-14 Richard Biener <rguenther@suse.de>
392 * expr.h (get_bit_range): Declare.
393 * expr.c (get_bit_range): Export.
394 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
395 word_mode again to constrain the bitfield access.
397 2016-06-14 Richard Biener <rguenther@suse.de>
399 PR tree-optimization/71521
400 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
401 division int_const_binop against zero divisor.
403 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
405 * config/i386/i386.md (signbittf2): New expander.
406 * config/i386/sse.md (ptesttf2): New insn pattern.
408 2016-06-13 David Malcolm <dmalcolm@redhat.com>
411 * input.c (selftest::test_reading_source_line): Avoid reading from
412 __FILE__ by creating a tempfile with known content and reading
415 2016-06-13 David Malcolm <dmalcolm@redhat.com>
417 * pretty-print.c (assert_pp_format_colored): Skip the test if
419 (test_pp_format): Remove comment about GCC_COLORS.
421 2016-06-13 David Malcolm <dmalcolm@redhat.com>
423 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
424 * pretty-print.c (assert_pp_format_va): Add location param and use
425 it with ASSERT_STREQ_AT.
426 (assert_pp_format): Add location param and pass it to
428 (assert_pp_format_colored): Likewise.
429 (ASSERT_PP_FORMAT_1): New.
430 (ASSERT_PP_FORMAT_2): New.
431 (ASSERT_PP_FORMAT_3): New.
432 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
433 explicitly, or implicitly via the above macros.
434 * selftest.c (selftest::pass): Use a selftest::location rather
436 (selftest::fail): Likewise. Print the function name.
437 (selftest::fail_formatted): Likewise.
438 (selftest::assert_streq): Use a selftest::location rather than
440 * selftest.h (selftest::location): New struct.
441 (SELFTEST_LOCATION): New macro.
442 (selftest::pass): Accept a const location & rather than file
444 (selftest::fail): Likewise.
445 (selftest::fail_formatted): Likewise.
446 (selftest::assert_streq): Likewise.
447 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
448 (ASSERT_FALSE): Likewise.
449 (ASSERT_EQ): Likewise.
450 (ASSERT_NE): Likewise.
451 (ASSERT_STREQ): Likewise.
452 (ASSERT_PRED1): Likewise.
453 (ASSERT_STREQ_AT): New macro.
455 2016-06-13 David Malcolm <dmalcolm@redhat.com>
457 * selftest.c (selftest::fail_formatted): New function.
458 (selftest::assert_streq): New function.
459 * selftest.h (selftests::fail_formatted): New decl.
460 (selftest::assert_streq): New decl.
461 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
463 2016-06-13 Jeff Law <law@redhat.com>
465 PR tree-optimization/71403
466 * tree-ssa-threadbackward.c
467 (convert_and_register_jump_thread_path): No longer accept reference
468 to path. Do not pop items off the path anymore.
469 (fsm_find_control_statement_thread_paths): Do not allow threading
470 to a deeper loop nest. Pop the last item off the path here rather
471 than in convert_and_register_jump_thread_path.
473 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
474 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
476 [AArch64] Emit division using the Newton series
478 * config/aarch64/aarch64-protos.h
479 (cpu_approx_modes): Add new member "division".
480 (aarch64_emit_approx_div): Declare new function.
481 * config/aarch64/aarch64.c
482 (generic_approx_modes): New member "division".
483 (exynosm1_approx_modes): Likewise.
484 (xgene1_approx_modes): Likewise.
485 (aarch64_emit_approx_div): Define new function.
486 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
487 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
488 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
489 * doc/invoke.texi (-mlow-precision-div): Describe new option.
491 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
492 Wilco Dijkstra <wilco.dijkstra@arm.com>
494 [AArch64] Emit square root using the Newton series
496 * config/aarch64/aarch64-protos.h
497 (aarch64_emit_approx_rsqrt): Replace with new function
498 "aarch64_emit_approx_sqrt".
499 (cpu_approx_modes): New member "sqrt".
500 * config/aarch64/aarch64.c
501 (generic_approx_modes): New member "sqrt".
502 (exynosm1_approx_modes): Likewise.
503 (xgene1_approx_modes): Likewise.
504 (aarch64_emit_approx_rsqrt): Replace with new function
505 "aarch64_emit_approx_sqrt".
506 (aarch64_override_options_after_change_1): Handle new option.
507 * config/aarch64/aarch64-simd.md
508 (rsqrt<mode>2): Use new function instead.
509 (sqrt<mode>2): New expansion and insn definitions.
510 * config/aarch64/aarch64.md: Likewise.
511 * config/aarch64/aarch64.opt
512 (mlow-precision-sqrt): Add new option description.
513 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
515 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
517 [AArch64] Add more choices for the reciprocal square root approximation
519 Allow a target to prefer such operation depending on the operation mode.
521 * config/aarch64/aarch64-protos.h
522 (AARCH64_APPROX_MODE): New macro.
523 (AARCH64_APPROX_{NONE,ALL}): Likewise.
524 (cpu_approx_modes): New structure.
525 (tune_params): New member "approx_modes".
526 * config/aarch64/aarch64-tuning-flags.def
527 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
528 * config/aarch64/aarch64.c
529 (generic_approx_modes): New core "cpu_approx_modes" structure.
530 (exynosm1_approx_modes): Likewise.
531 (xgene1_approx_modes): Likewise.
532 (generic_tunings): New member "approx_modes".
533 (cortexa35_tunings): Likewise.
534 (cortexa53_tunings): Likewise.
535 (cortexa57_tunings): Likewise.
536 (cortexa72_tunings): Likewise.
537 (exynosm1_tunings): Likewise.
538 (thunderx_tunings): Likewise.
539 (xgene1_tunings): Likewise.
540 (use_rsqrt_p): New argument for the mode and use new member from
542 (aarch64_builtin_reciprocal): Devise mode from builtin.
543 (aarch64_optab_supported_p): New argument for the mode.
544 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
546 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
548 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
549 RS6000_BTM_MODULO flag into the set of flags that are considered
550 to be part of the common configuration.
552 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
554 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
556 (vec_absdb): New macro for vector absolute difference unsigned
558 (vec_absdh): New macro for vector absolute difference unsigned
560 (vec_absdw): New macro for vector absolute difference unsigned word.
561 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
562 (vadu<mode>3): New insn.
563 (*p9_vadu<mode>3): New insn.
564 * config/rs6000/rs6000-builtin.def (vadub): New built-in
566 (vaduh): New built-in definition.
567 (vaduw): New built-in definition.
568 (vadu): New overloaded built-in definition.
569 (vadub): New overloaded built-in definition.
570 (vaduh): New overloaded built-in definition.
571 (vaduw): New overloaded built-in definition.
572 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
573 overloaded vector absolute difference unsigned functions.
574 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
575 the ISA 3.0 vector absolute difference unsigned built-in functions.
577 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
579 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
580 update shared_lookup_references only once after changing operands.
582 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
585 * tree-nested.c (convert_nonlocal_omp_clauses)
586 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
588 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
589 * tree.def (CASE_LABEL_EXPR): Likewise.
591 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
594 * input.c (test_builtins): Fix an assertion.
596 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
598 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
601 (isinf<mode>2): Ditto.
603 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
605 * ggc-tests.c (test_finalization): Only test need_finalization_p
606 for GCC_VERSION >= 4003.
608 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
610 * config/s390/vecintrin.h: Fix file description in comment.
612 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
614 * config/s390/s390-builtin-types.def: Change builtin type naming
615 scheme to match builtin-types.def.
617 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
619 * fold-const.c (optimize_minmax_comparison): Remove.
620 (fold_comparison): Remove call to the above.
621 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
624 2016-06-13 Alan Hayward <alan.hayward@arm.com>
626 PR tree-optimization/71416
627 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
630 2016-06-13 Martin Liska <mliska@suse.cz>
632 * predict.c (enum predictor_reason): Prefix enum with REASON_.
633 (combine_predictions_for_insn): Likewise.
634 (prune_predictions_for_bb): Likewise.
635 (combine_predictions_for_bb): Likewise.
637 2016-06-13 Richard Biener <rguenther@suse.de>
639 PR tree-optimization/71505
640 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
641 assert match comment.
643 2016-06-13 Marek Polacek <polacek@redhat.com>
646 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
647 gimplify_switch_expr.
648 (warn_switch_unreachable_r): New function.
650 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
653 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
656 2016-06-13 Richard Biener <rguenther@suse.de>
659 * fold-const.c (fold_unary_loc): Preserve alignment when
660 folding a VIEW_CONVERT_EXPR into a MEM_REF.
662 2016-06-13 Martin Liska <mliska@suse.cz>
665 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
666 w/ -fsanitize=bounds.
668 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
670 * config/i386/i386.c (ix86_init_builtins): Calculate
671 FLOAT128_FTYPE_CONST_STRING function type only once.
672 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
673 built-in functions are available for x86-32 and x86-64 targets.
675 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
678 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
680 (FLOAT128_FTYPE_CONST_STRING): New function type.
681 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
682 [IX86_BUILTIN_NANSQ]: Ditto.
683 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
684 (ix86_init_builtin_types): Declare const_string_type_node.
685 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
687 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
688 * doc/extend.texi (x86 Built-in Functions): Document
689 __builtin_nanq and __builtin_nansq.
691 2016-06-11 Jiong Wang <jiong.wang@arm.com>
694 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
695 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
696 length for pop patterns.
697 (arm_attr_length_push_multi): Update comments.
698 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
700 (*pop_multiple_with_writeback_and_return): Likewise.
701 (*pop_multiple_with_return): Likewise.
703 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
706 * fold-const.c (optimize_bit_field_compare): Don't try to use
707 word_mode unconditionally for reading the bit field, look at
708 DECL_BIT_FIELD_REPRESENTATIVE instead.
710 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
713 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
716 2016-06-10 Jakub Jelinek <jakub@redhat.com>
719 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
720 without LABEL_DECL, set *handled_ops_p to false instead of true.
722 2016-06-10 Martin Sebor <msebor@redhat.com>
725 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
726 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
727 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
729 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
730 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
731 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
732 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
733 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
734 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
735 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
736 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
738 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
740 * config/arm/arm.h (pool_vector_label,
741 return_used_this_function): Remove.
743 2016-06-10 Jeff Law <law@redhat.com>
745 PR tree-optimization/71335
746 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
747 zero length paths here.
748 (convert_and_register_jump_thread_path): Remove hacks related to
749 duplicated blocks in the jump thread path.
750 (fsm_find_control_statement_thread_paths): Avoid putting the same
751 block on the thread path twice, but ensure the thread path is
752 unchanged from the caller's point of view.
754 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
756 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
757 * predict.def (PRED_LOOP_BRANCH): Remove.
759 2016-06-10 David Malcolm <dmalcolm@redhat.com>
761 * Makefile.in (OBJS): Add ggc-tests.o.
762 (GTFILES): Add ggc-tests.c.
763 * ggc-tests.c: New file.
764 * selftest-run-tests.c (selftest::run_tests): Call
765 selftest::ggc_tests_c_tests.
766 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
768 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
770 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
772 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
775 * varasm.c (place_block_symbol): Adjust alignment for asan protected
776 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
778 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
780 * profile.c: Include cfgloop.h.
781 (branch_prob): Compute estimated number of iterations.
782 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
783 recompute estimate number of iterations from profile.
785 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
788 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
789 must be grouped on top of stack. Don't force early clobber
790 on ordinary reg outputs.
792 2016-06-10 Richard Biener <rguenther@suse.de>
794 * targhooks.c (default_builtin_vectorization_cost): Adjust
797 2016-06-10 Richard Biener <rguenther@suse.de>
799 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
800 to fold the RHS to a constant if possible.
802 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
805 * tree-nested.c (convert_nonlocal_omp_clauses)
806 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
807 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
808 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
810 * gimplify.c (gimplify_adjust_omp_clauses): Discard
812 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
814 * omp-low.c (scan_sharing_clauses): Don't expect
817 2016-06-10 Alan Hayward <alan.hayward@arm.com>
819 PR tree-optimization/71407
820 PR tree-optimization/71416
821 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
824 2016-06-10 Richard Biener <rguenther@suse.de>
827 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
829 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
831 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
833 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
834 Jiong Wang <jiong.wang@arm.com>
836 PR rtl-optimization/70751
837 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
840 2016-06-09 Jonathan Yong <10walls@gmail.com>
843 2015-09-21 Jonathan Yong <10walls@gmail.com>
845 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
846 sysroot/usr/lib/32api for additional win32 libraries,
847 fixes failing Cygwin bootstrapping.
849 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
851 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
854 2016-06-09 David Malcolm <dmalcolm@redhat.com>
857 * pretty-print.c (pp_indent): Specify that %p is printed in a
858 host-dependent manner.
859 (test_pp_format): Remove the test for %p.
861 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
863 * config/mips/mips.c (mips_output_jump): Fix formatting.
865 2016-06-09 Richard Biener <rguenther@suse.de>
867 PR tree-optimization/71462
868 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
871 2016-06-09 Martin Liska <mliska@suse.cz>
873 * predict.c (dump_prediction): Add new argument.
874 (enum predictor_reason): New enum.
875 (struct predictor_hash): New struct.
876 (predictor_hash::hash): New function.
877 (predictor_hash::equal): Likewise.
878 (not_removed_prediction_p): New function.
879 (prune_predictions_for_bb): Likewise.
880 (combine_predictions_for_bb): Prune predictions.
882 2016-06-09 Martin Liska <mliska@suse.cz>
884 * predict.c (filter_predictions): New function.
885 (remove_predictions_associated_with_edge): Use the filter
887 (equal_edge_p): New function.
889 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
891 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
892 Correct usage of @samp vs @option, add @samp where appropriate.
893 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
894 Add armv6s-m and document it, as it is no official ARM name.
896 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
898 * ifcvt.c (struct noce_if_info): Add transform_name field.
899 (noce_try_move): Set if_info->transform_name to the function name.
900 (noce_try_ifelse_collapse): Likewise.
901 (noce_try_store_flag): Likewise.
902 (noce_try_inverse_constants): Likewise.
903 (noce_try_store_flag_constants): Likewise.
904 (noce_try_addcc): Likewise.
905 (noce_try_store_flag_mask): Likewise.
906 (noce_try_cmove): Likewise.
907 (noce_try_cmove_arith): Likewise.
908 (noce_try_minmax): Likewise.
909 (noce_try_abs): Likewise.
910 (noce_try_sign_mask): Likewise.
911 (noce_try_bitop): Likewise.
912 (noce_convert_multiple_sets): Likewise.
913 (noce_process_if_block): Print if_info->transform_name to
914 dump_file if transformation succeeded.
916 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
918 * config/arm/cortex-a57.md (cortex_a57_alu):
921 2016-06-08 Martin Sebor <msebor@redhat.com>
922 Jakub Jelinek <jakub@redhat.com>
926 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
927 BUILT_IN_MUL_OVERFLOW_P): New builtins.
928 * builtins.c: Include gimple-fold.h.
929 (fold_builtin_arith_overflow): Handle
930 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
931 (fold_builtin_3): Likewise.
932 * doc/extend.texi (Integer Overflow Builtins): Document
933 __builtin_{add,sub,mul}_overflow_p.
935 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
937 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
938 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
940 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
942 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
943 Rewrite, looking one level down for records and arrays.
945 2016-06-08 David Malcolm <dmalcolm@redhat.com>
947 * pretty-print.c: Include "selftest.h".
948 (pp_format): Fix comment.
949 (identifier_to_locale): Likewise.
950 (selftest::test_basic_printing): New function.
951 (selftest::assert_pp_format): New function.
952 (selftest::test_pp_format): New function.
953 (selftest::pretty_print_c_tests): New function.
954 * selftest-run-tests.c (selftest::run_tests): Call
955 selftest::pretty_print_c_tests.
956 * selftest.h (pretty_print_c_tests): New declaration.
958 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
960 * invoke.texi (max-loop-headers-insns): Document.
961 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
962 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
963 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
965 2016-06-08 Richard Biener <rguenther@suse.de>
967 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
968 on strided SLP loads and fall back to scalar loads in case
971 2016-06-08 Richard Biener <rguenther@suse.de>
973 PR tree-optimization/71452
974 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
975 type used for the SSA rewrite has enough precision to cover
976 the dynamic type of the location.
978 2016-06-08 Jakub Jelinek <jakub@redhat.com>
979 Richard Biener <rguenther@suse.de>
982 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
983 the same as DECL_P (base0) for indirect_base0. Use equality_code
984 in one further place.
986 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
988 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
989 to one word if the field is known to overlap other words.
990 (extract_bit_field_1): Likewise.
991 (store_split_bit_field): Remove compensating code.
992 (extract_split_bit_field): Likewise.
994 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
998 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1000 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1002 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1004 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1005 (arch64_addpv4sf): Delete.
1006 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1007 "gen_aarch64_addpv4sf".
1008 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1010 (vpadds_f32): Likewise.
1011 (vpaddq_f32): Likewise.
1012 (vpaddq_f64): Likewise.
1014 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1016 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1018 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1019 to VALLF. Rename to "fabd<mode>3".
1020 "*fabd_scalar<mode>3): Delete.
1021 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1023 (vabdd_f64): Likewise.
1024 (vabd_f32): Likewise.
1025 (vabd_f64): Likewise.
1026 (vabdq_f32): Likewise.
1027 (vabdq_f64): Likewise.
1029 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1031 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1033 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1034 "aarch64_rsqrts<mode>".
1035 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1036 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1038 (vrsqrtsd_f64): Likewise.
1039 (vrsqrts_f32): Likewise.
1040 (vrsqrts_f64): Likewise.
1041 (vrsqrtsq_f32): Likewise.
1042 (vrsqrtsq_f64): Likewise.
1044 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1046 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1048 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1049 "aarch64_rsqrte<mode>".
1050 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1051 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1053 (vrsqrted_f64): Likewise.
1054 (vrsqrte_f32): Likewise.
1055 (vrsqrte_f64): Likewise.
1056 (vrsqrteq_f32): Likewise.
1057 (vrsqrteq_f64): Likewise.
1059 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1061 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1065 * config/aarch64/aarch64-simd.md
1066 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1067 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1068 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1070 (vcvt_n_f32_u32): Likewise.
1071 (vcvt_n_s32_f32): Likewise.
1072 (vcvt_n_u32_f32): Likewise.
1073 (vcvtq_n_f32_s32): Likewise.
1074 (vcvtq_n_f32_u32): Likewise.
1075 (vcvtq_n_f64_s64): Likewise.
1076 (vcvtq_n_f64_u64): Likewise.
1077 (vcvtq_n_s32_f32): Likewise.
1078 (vcvtq_n_s64_f64): Likewise.
1079 (vcvtq_n_u32_f32): Likewise.
1080 (vcvtq_n_u64_f64): Likewise.
1081 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1082 (VSDQ_SDI): Likewise.
1083 (fcvt_target): Support V4DI, V4SI and V2SI.
1084 (FCVT_TARGET): Likewise.
1086 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1088 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1089 (TYPES_BINOP_SUS): Likewise.
1090 (aarch64_simd_builtin_data): Update include file name.
1091 (aarch64_builtins): Likewise.
1092 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1093 for conversion between scalar float-point and fixed-point.
1097 * config/aarch64/aarch64.md
1098 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1099 pattern for conversion between scalar float to fixed-pointer.
1100 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1101 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1102 (UNSPEC_FCVTZU): Likewise.
1103 (UNSPEC_SCVTF): Likewise.
1104 (UNSPEC_UCVTF): Likewise.
1105 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1107 (vcvtd_n_f64_u64): Likewise.
1108 (vcvtd_n_s64_f64): Likewise.
1109 (vcvtd_n_u64_f64): Likewise.
1110 (vcvtd_n_f32_s32): Likewise.
1111 (vcvts_n_f32_u32): Likewise.
1112 (vcvtd_n_s32_f32): Likewise.
1113 (vcvts_n_u32_f32): Likewise.
1114 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1116 (FCVT_TARGET): Likewise.
1117 (FCVT_FIXED2F): New iterator.
1118 (FCVT_F2FIXED): Likewise.
1119 (fcvt_fixed_insn): New define_int_attr.
1121 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1123 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1124 some statements was removed.
1126 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1128 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1129 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1130 (vect_can_advance_ivs_p): likewise.
1131 (vect_update_ivs_after_vectorizer): likewise.
1132 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1133 (vect_analyze_scalar_cycles_1): likewise.
1134 (vect_analyze_loop_operations): likewise.
1135 (report_vect_op): likewise.
1136 (vect_is_slp_reduction): likewise.
1137 (vect_is_simple_reduction): likewise.
1138 (get_initial_def_for_induction): likewise.
1139 (vect_transform_loop): likewise.
1140 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1141 (vect_recog_sad_pattern): likewise.
1142 (vect_recog_widen_sum_pattern): likewise.
1143 (vect_recog_widening_pattern): likewise.
1144 (vect_recog_divmod_pattern): likewise.
1145 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1146 (vect_analyze_slp_instance): likewise.
1147 (vect_transform_slp_perm_load): likewise.
1148 (vect_schedule_slp_instance): likewise.
1150 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1152 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1153 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1154 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1155 (PRED_LOOP_BRANCH): Document predictor as broken.
1156 (PRED_LOOP_EXIT): Change hitrate 91->92.
1157 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1158 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1159 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1160 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1161 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1162 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1163 (PRED_CALL): Chane hitrate 71->67.
1164 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1165 (PRED_GOTO): Document as unused right now.
1166 (PRED_CONST_RETURN): Change hitrate 67->69
1167 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1168 (PRED_NULL_RETURN): Change hitrate 91->90.
1169 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1170 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1171 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1173 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1175 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1176 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1177 special case Altivec builtin.
1178 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1179 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1180 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1181 code for ALTIVEC_BUILTIN_VEC_MUL.
1182 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1183 for __builtin_vec_mul.
1185 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1187 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1190 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1192 * spellcheck.c (selftest::test_find_closest_string): New function.
1193 (spellcheck_c_tests): Call the above.
1195 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1197 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1199 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1201 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1202 Yv=Yv,C alternatives.
1204 2016-06-07 Richard Biener <rguenther@suse.de>
1207 * common.opt (ffast-math): Make Optimization.
1209 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1210 Prachi Godbole <prachi.godbole@imgtec.com>
1212 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1213 `fabs' and `fneg' type attributes.
1214 (p5600_fpu_fabs): Add `fmove' to the comment.
1216 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1218 * gimple.c: Include builtins.h
1219 (gimple_inexpensive_call_p): New function.
1220 * gimple.h (gimple_inexpensive_call_p): Declare.
1221 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1222 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1225 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1227 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1228 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1229 warning_at_rich_loc, warning_n, pedwarn, permerror,
1230 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1231 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1234 2016-06-07 Richard Biener <rguenther@suse.de>
1236 PR tree-optimization/71428
1237 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1238 BIT_FIELD_REF op vs. load.
1240 2016-06-07 Richard Biener <rguenther@suse.de>
1243 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1246 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1248 * config/pa/pa.md (call): Generate indirect long calls to non-local
1249 functions on TARGET_64BIT.
1250 (call_value): Likewise.
1252 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1254 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1255 pattern and subsequent splitters.
1256 (call_val_reg_64bit_post_reload): Likewise.
1258 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1261 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1262 propagate_op_to_single_use.
1264 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1267 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1269 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1271 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1272 (enum x86_dirflag_state): New enum.
1273 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1274 (machine_function): Remove needs_cld.
1275 (ix86_current_function_needs_cld): Remove.
1276 * config/i386/i386.c (ix86_set_func_type): Set
1277 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1278 (ix86_expand_prologue): Do not emit CLD here.
1279 (ix86_dirflag_mode_needed): New function.
1280 (ix86_dirflag_mode_entry): Ditto.
1281 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1282 (ix86_mode_after): Ditto.
1283 (ix86_mode_entry): Ditto.
1284 (ix86_mode_exit): Ditto.
1285 (ix86_emit_mode_set): Ditto.
1286 * config/i386/i386.md (strmov_singleop): Set
1287 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1288 Do not set ix86_current_function_needs_cld.
1290 (strset_singleop): Ditto.
1292 (cmpstrnqi_nz_1): Ditto.
1293 (cmpstrnqi_1): Ditto.
1294 (strlenqi_1): Ditto.
1296 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1298 PR tree-optimization/71259
1299 * tree-vect-slp.c (vect_get_constant_vectors): For
1300 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1301 one for constant op, and use COND_EXPR for non-constant.
1303 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1305 * Makefile.in (OBJS): Add function-tests.o,
1306 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1307 selftest-run-tests.o.
1308 (OBJS-libcommon): Add selftest.o.
1309 (OBJS-libcommon-target): Add selftest.o.
1310 (all.internal): Add "selftest".
1311 (all.cross): Likewise.
1312 (selftest): New phony target.
1313 (s-selftest): New target.
1314 (selftest-gdb): New phony target.
1315 (COLLECT2_OBJS): Add selftest.o.
1316 * bitmap.c: Include "selftest.h".
1317 (selftest::test_gc_alloc): New function.
1318 (selftest::test_set_range): New function.
1319 (selftest::test_clear_bit_in_middle): New function.
1320 (selftest::test_copying): New function.
1321 (selftest::test_bitmap_single_bit_set_p): New function.
1322 (selftest::bitmap_c_tests): New function.
1323 * common.opt (fself-test): New.
1324 * diagnostic-show-locus.c: Include "selftest.h".
1325 (make_range): New function.
1326 (test_range_contains_point_for_single_point): New function.
1327 (test_range_contains_point_for_single_line): New function.
1328 (test_range_contains_point_for_multiple_lines): New function.
1329 (assert_eq): New function.
1330 (test_get_line_width_without_trailing_whitespace): New function.
1331 (selftest::diagnostic_show_locus_c_tests): New function.
1332 * et-forest.c: Include "selftest.h".
1333 (selftest::test_single_node): New function.
1334 (selftest::test_simple_tree): New function.
1335 (selftest::test_disconnected_nodes): New function.
1336 (selftest::et_forest_c_tests): New function.
1337 * fold-const.c: Include "selftest.h".
1338 (selftest::assert_binop_folds_to_const): New function.
1339 (selftest::assert_binop_folds_to_nonlvalue): New function.
1340 (selftest::test_arithmetic_folding): New function.
1341 (selftest::fold_const_c_tests): New function.
1342 * function-tests.c: New file.
1343 * gimple.c: Include "selftest.h".
1344 Include "gimple-pretty-print.h".
1345 (selftest::verify_gimple_pp): New function.
1346 (selftest::test_assign_single): New function.
1347 (selftest::test_assign_binop): New function.
1348 (selftest::test_nop_stmt): New function.
1349 (selftest::test_return_stmt): New function.
1350 (selftest::test_return_without_value): New function.
1351 (selftest::gimple_c_tests): New function.
1352 * hash-map-tests.c: New file.
1353 * hash-set-tests.c: New file.
1354 * input.c: Include "selftest.h".
1355 (selftest::assert_loceq): New function.
1356 (selftest::test_accessing_ordinary_linemaps): New function.
1357 (selftest::test_unknown_location): New function.
1358 (selftest::test_builtins): New function.
1359 (selftest::test_reading_source_line): New function.
1360 (selftest::input_c_tests): New function.
1361 * rtl-tests.c: New file.
1362 * selftest-run-tests.c: New file.
1363 * selftest.c: New file.
1364 * selftest.h: New file.
1365 * spellcheck.c: Include "selftest.h".
1366 (selftest::levenshtein_distance_unit_test_oneway): New function,
1367 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1368 (selftest::levenshtein_distance_unit_test): Likewise.
1369 (selftest::spellcheck_c_tests): Likewise.
1370 * toplev.c: Include selftest.h.
1371 (toplev::run_self_tests): New.
1372 (toplev::main): Handle -fself-test.
1373 * toplev.h (toplev::run_self_tests): New.
1374 * tree.c: Include "selftest.h".
1375 (selftest::test_integer_constants): New function.
1376 (selftest::test_identifiers): New function.
1377 (selftest::test_labels): New function.
1378 (selftest::tree_c_tests): New function.
1379 * tree-cfg.c: Include "selftest.h".
1380 (selftest::push_fndecl): New function.
1381 (selftest::test_linear_chain): New function.
1382 (selftest::test_diamond): New function.
1383 (selftest::test_fully_connected): New function.
1384 (selftest::tree_cfg_c_tests): New function.
1385 * vec.c: Include "selftest.h".
1386 (selftest::safe_push_range): New function.
1387 (selftest::test_quick_push): New function.
1388 (selftest::test_safe_push): New function.
1389 (selftest::test_truncate): New function.
1390 (selftest::test_safe_grow_cleared): New function.
1391 (selftest::test_pop): New function.
1392 (selftest::test_safe_insert): New function.
1393 (selftest::test_ordered_remove): New function.
1394 (selftest::test_unordered_remove): New function.
1395 (selftest::test_block_remove): New function.
1396 (selftest::reverse_cmp): New function.
1397 (selftest::test_qsort): New function.
1398 (selftest::vec_c_tests): New function.c.
1399 * wide-int.cc: Include selftest.h and wide-int-print.h.
1400 (selftest::from_int <wide_int>): New function.
1401 (selftest::from_int <offset_int>): New function.
1402 (selftest::from_int <widest_int>): New function.
1403 (selftest::assert_deceq): New function.
1404 (selftest::assert_hexeq): New function.
1405 (selftest::test_printing <VALUE_TYPE>): New function template.
1406 (selftest::test_ops <VALUE_TYPE>): New function template.
1407 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1408 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1410 (selftest::wide_int_cc_tests): New function.
1412 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1415 * ifcvt.c (noce_try_ifelse_collapse): New function.
1417 (noce_process_if_block): Call noce_try_ifelse_collapse.
1418 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1419 (simplify_ternary_operation): Use the above to simplify
1420 conditional CLZ/CTZ expressions.
1422 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1425 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1426 define_insn_and_split.
1428 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1431 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1433 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1436 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1437 Implicitly clobber memory for basic asm with non-empty assembler
1438 string. Use targetm.md_asm_adjust also here.
1439 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1440 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
1441 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
1442 non-empty assembler string.
1443 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
1444 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
1445 (decode_asm_operands): Handle basic asm in PARALLEL block.
1446 (extract_insn): Handle basic asm in PARALLEL block.
1447 * doc/extend.texi: Mention new behavior of basic asm.
1448 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
1449 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
1450 branch_needs_nop_p): Use asm_noperands.
1452 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1454 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
1455 Include the M7 SPARC DFA scheduler.
1456 New attribute v3pipe.
1457 Annotate insns with v3pipe where appropriate.
1458 Define cpu_feature vis4.
1459 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
1460 Add (V8QI "8") to vbits.
1461 Add insns {add,sub}v8qi3
1462 Add insns ss{add,sub}v8qi3
1463 Add insns us{add,sub}{v8qi,v4hi}3
1464 Add insns {min,max}{v8qi,v4hi,v2si}3
1465 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
1466 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
1467 * config/sparc/niagara4.md: Add a comment explaining the
1468 discrepancy between the documented latenty numbers and the
1470 * config/sparc/niagara7.md: New file.
1471 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
1472 supports SPARC5 and VIS 4.0 instructions.
1473 * configure: Regenerate.
1474 * config.in: Likewise.
1475 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
1476 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
1477 TARGET_CPU_niagara7.
1478 (ASM_CPU64_DEFAULT_SPEC): Likewise.
1479 (CPP_CPU_SPEC): Handle niagara7.
1480 (ASM_CPU_SPEC): Likewise.
1481 * config/sparc/sparc-opts.h (processor_type): Add
1483 (mvis4): New option.
1484 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
1485 (AS_NIAGARA7_FLAG): Define.
1486 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
1487 (CPP_CPU64_DEFAULT_SPEC): Likewise.
1488 (CPP_CPU_SPEC): Handle niagara7.
1489 (ASM_CPU_SPEC): Likewise.
1490 * config/sparc/sparc.c (niagara7_costs): Define.
1491 (sparc_option_override): Handle niagara7 and adjust cache-related
1492 parameters with better values for niagara cpus. Also support VIS4.
1493 (sparc32_initialize_trampoline): Likewise.
1494 (sparc_use_sched_lookahead): Likewise.
1495 (sparc_issue_rate): Likewise.
1496 (sparc_register_move_cost): Likewise.
1497 (dump_target_flag_bits): Support VIS4.
1498 (sparc_vis_init_builtins): Likewise.
1499 (sparc_builtins): Likewise.
1500 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
1502 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
1504 * config/sparc/sparc.opt (sparc_processor_type): New value
1506 * config/sparc/visintrin.h (__attribute__): Prototypes for the
1508 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
1510 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
1513 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
1515 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
1517 2016-06-06 Richard Biener <rguenther@suse.de>
1519 PR tree-optimization/71398
1520 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
1523 2016-06-05 James Bowman <james.bowman@ftdichip.com>
1525 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
1526 ft32_expand_prolog, ft32_expand_epilogue):
1527 Handle pretend_args.
1528 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
1529 * config/ft32/ft32.md: Add pretend_returner.
1531 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
1534 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1535 Copy op1 RTX to avoid invalid sharing.
1536 (ix86_expand_vector_move_misalign): Ditto.
1538 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
1540 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
1543 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1545 * predict.c (predicted_by_loop_heuristics_p): New function.
1546 (predict_iv_comparison): Use it.
1547 (predict_loops): Walk from innermost loops; do not predict edges
1548 leaving multiple loops multiple times; implement
1549 PRED_LOOP_ITERATIONS_MAX heuristics.
1550 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
1552 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1554 * cfg.c (check_bb_profile): Do not report mismatched profiles when
1555 only edges out of BB are EH edges.
1557 2016-06-04 Martin Sebor <msebor@redhat.com>
1558 Marcin Baczyński <marbacz@gmail.com>
1561 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
1562 a void expression in a void function.
1564 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1566 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
1567 aux; dump reasons of decisions.
1568 (should_duplicate_loop_header_p): Likewise.
1569 (do_while_loop_p): Likewise.
1570 (ch_base::copy_headers): Dump asi num insns duplicated.
1572 2016-06-04 Jakub Jelinek <jakub@redhat.com>
1574 PR tree-optimization/71405
1575 * tree-ssa.c (execute_update_addresses_taken): For clobber with
1576 incompatible type, build a new clobber with the right type instead
1577 of building a VIEW_CONVERT_EXPR around it.
1579 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1581 PR tree-optimization/52171
1582 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
1583 by_pieces_ninsns instead of move_by_pieces_ninsns.
1585 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1587 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
1588 for reg+reg addressing mode.
1590 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1592 * rs6000-c.c (c/c-tree.h): Add #include.
1593 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
1594 in C++ when found in the base position of vec_ld or vec_st.
1596 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1598 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
1599 use of profile unless profile status is PROFILE_READ.
1600 * profile.c (compute_branch_probabilities): Set profile status
1601 only after reporting predictor hitrates.
1603 2016-06-03 Joseph Myers <joseph@codesourcery.com>
1607 * common.opt (ffp-int-builtin-inexact): New option.
1608 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
1609 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
1610 (ceil@var{m}2): Document dependence on this option.
1611 * ipa-inline-transform.c (inline_call): Handle
1612 flag_fp_int_builtin_inexact.
1613 * ipa-inline.c (can_inline_edge_p): Likewise.
1614 * config/i386/i386.md (rintxf2): Do not test
1615 flag_unsafe_math_optimizations.
1616 (rint<mode>2_frndint): New define_insn.
1617 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
1618 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
1619 for 387 instead of extending and truncating.
1620 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
1621 !flag_trapping_math instead of flag_unsafe_math_optimizations.
1622 Change to frndint<mode>2_<rounding>.
1623 (frndintxf2_<rounding>_i387): Likewise. Change to
1624 frndint<mode>2_<rounding>_i387.
1625 (<rounding_insn>xf2): Likewise.
1626 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
1627 !flag_trapping_math instead of flag_unsafe_math_optimizations for
1628 x87. Test TARGET_ROUND || !flag_trapping_math ||
1629 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
1630 SSE. Use ROUND_NO_EXC in constant operand of
1631 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
1632 for 387 instead of extending and truncating.
1634 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
1635 Julia Koval <julia.koval@intel.com>
1647 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
1648 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
1649 all registers, except for function return registers if there are
1650 no caller-saved registers.
1651 (ix86_set_func_type): New function.
1652 (ix86_set_current_function): Call ix86_set_func_type to set
1653 no_caller_saved_registers and func_type. Call reinit_regs if
1654 caller-saved registers are changed. Don't allow MPX, SSE, MMX
1655 nor x87 instructions in interrupt handler nor function with
1656 no_caller_saved_registers attribute.
1657 (ix86_function_ok_for_sibcall): Return false if there are no
1658 caller-saved registers.
1659 (type_natural_mode): Don't warn ABI change for MMX in interrupt
1661 (ix86_function_arg_advance): Skip for callee in interrupt handler.
1662 (ix86_function_arg): Return special arguments in interrupt handler.
1663 (ix86_promote_function_mode): Promote pointer to word_mode only
1664 for normal functions.
1665 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
1667 (ix86_epilogue_uses): New function.
1668 (ix86_hard_regno_scratch_ok): Likewise.
1669 (ix86_save_reg): Preserve all registers in interrupt handler
1670 after reload. Preserve all registers, except for function return
1671 registers, if there are no caller-saved registers after reload.
1672 (find_drap_reg): Always use callee-saved register if there are
1673 no caller-saved registers.
1674 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
1675 for interrupt handler.
1676 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
1677 Emit cld instruction if stringops are used in interrupt handler
1678 or interrupt handler isn't a leaf function.
1679 (ix86_expand_epilogue): Generate interrupt return for interrupt
1680 handler and pop the 'ERROR_CODE' off the stack before interrupt
1681 return in exception handler.
1682 (ix86_expand_call): Disallow calling interrupt handler directly.
1683 If there are no caller-saved registers, mark all registers that
1684 are clobbered by the call which returns as clobbered.
1685 (ix86_handle_no_caller_saved_registers_attribute): New function.
1686 (ix86_handle_interrupt_attribute): Likewise.
1687 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
1689 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
1690 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
1691 accumulation in interrupt function if stack may be realigned to
1693 (EPILOGUE_USES): New.
1694 (function_type): New enum.
1695 (machine_function): Add func_type and no_caller_saved_registers.
1696 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
1697 (interrupt_return): New pattern.
1698 * doc/extend.texi: Document x86 interrupt and
1699 no_caller_saved_registers attributes.
1701 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
1703 PR tree-optimization/52171
1704 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
1705 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
1706 Look for constant strings. Move some code to emit_block_cmp_hints
1708 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
1709 * defaults.h (COMPARE_MAX_PIECES): New macro.
1710 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
1711 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
1712 (clear_by_pieces_1): Don't declare. Move definition before use.
1713 (can_do_by_pieces): New static function.
1714 (can_move_by_pieces): Use it. Return bool.
1715 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
1716 OP. All callers changed. Handle COMPARE_BY_PIECES.
1717 (class pieces_addr); New.
1718 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
1719 pieces_addr::adjust, pieces_addr::increment_address,
1720 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
1722 (class op_by_pieces_d): New.
1723 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
1725 (class move_by_pieces_d, class compare_by_pieces_d,
1726 class store_by_pieces_d): New subclasses of op_by_pieces_d.
1727 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
1728 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
1729 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
1730 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
1731 compare_by_pieces_d::finish_mode): New member functions.
1732 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
1734 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
1735 (emit_block_cmp_hints): New function.
1736 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
1737 use the newly defined classes.
1738 * expr.h (by_pieces_constfn): New typedef.
1739 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
1740 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
1741 (move_by_pieces_ninsns): Don't declare.
1742 (can_move_by_pieces): Change return value to bool.
1743 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
1744 (compare_by_pieces_branch_ratio): New hook.
1745 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
1746 (by_pieces_ninsns): Declare.
1747 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
1749 (default_compare_by_pieces_branch_ratio): New function.
1750 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
1751 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
1752 * doc/tm.texi: Regenerate.
1753 * tree-ssa-strlen.c: Include "builtins.h".
1754 (handle_builtin_memcmp): New static function.
1755 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
1756 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
1758 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1760 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
1761 relevant stmts which are simple and invariant.
1762 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
1763 instead of simple and invariant
1765 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1767 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
1768 (vectorizable_reduction): Check for new relevant state.
1769 (vectorizable_live_operation): vectorize live stmts using
1770 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
1771 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
1772 (vect_stmt_relevant_p): Check for stmts which are only used live.
1773 (process_use): Use of a stmt does not inherit it's live value.
1774 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
1775 (vect_analyze_stmt): Check for new relevant state.
1776 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
1777 outside the loop, but not inside it.
1779 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1781 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
1782 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
1783 (vect_get_vec_def_for_operand): Split out code.
1785 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1787 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
1789 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1791 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
1793 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1795 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
1797 2016-06-03 Jakub Jelinek <jakub@redhat.com>
1800 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
1801 to noreturn e->callee->decl that has void return type and void
1802 arguments, adjust gimple_call_fntype and remove lhs even if it had
1803 previously addressable type.
1805 2016-06-02 Jeff Law <law@redhat.com>
1807 PR tree-optimization/71328
1808 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
1809 error when checking for a jump back onto the copied path.
1811 2016-06-02 David Malcolm <dmalcolm@redhat.com>
1813 * config/microblaze/microblaze.c (get_branch_target): Add return
1814 NULL_RTX for the non-CALL_P case.
1815 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
1816 (insert_wic): Remove unused local "j".
1818 2016-06-02 Martin Liska <mliska@suse.cz>
1820 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
1822 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
1823 Julia Koval <julia.koval@intel.com>
1825 * function.c (assign_parm_setup_stack): Force source into a
1827 * target.def (function_incoming_arg): Update documentation to
1828 allow arbitrary address computation based on hard register.
1829 * doc/tm.texi: Regenerated.
1831 2016-06-02 Martin Liska <mliska@suse.cz>
1833 * predict.c (combine_predictions_for_bb): Fix first match in
1834 cases where a first predictor contains more than one occurence
1835 in list of predictors. Take the best value in such case.
1837 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1839 PR rtl-optimization/71295
1840 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
1841 offset would go over the size of the inner mode reject it.
1843 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1845 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
1846 x=x,x and v=v,m instead of x=x,m.
1848 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
1849 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
1850 alternative to v=rm,C.
1852 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
1853 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
1854 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
1855 instead of vex for the last two above mentioned alternatives.
1857 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1860 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
1862 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
1864 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
1866 2016-06-01 David Malcolm <dmalcolm@redhat.com>
1868 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
1869 from int to unsigned.
1871 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1873 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
1874 alternatives, eliminating preferred register class. Add support
1875 for the MTVSRDD instruction in ISA 3.0.
1876 (vsx_splat_v4si_internal): Use splat_input_operand instead of
1877 reg_or_indexed_operand.
1878 (vsx_splat_v4sf_internal): Likewise.
1880 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1883 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
1884 for loading up all 0's or all 1's.
1886 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
1888 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
1890 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
1892 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
1894 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
1895 * gcc.c (set_source_date_epoch_envvar): New function, sets
1896 the SOURCE_DATE_EPOCH environment variable to the current time.
1898 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1900 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
1901 the factor for live Phi nodes.
1903 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1905 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
1906 * tree-parloops.c (parallelize_loops): likewise.
1907 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
1908 tree_unswitch_outer_loop): likewise.
1910 2016-06-01 Jakub Jelinek <jakub@redhat.com>
1913 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
1914 around creation of the temporary.
1916 2016-06-01 Richard Biener <rguenther@suse.de>
1918 PR tree-optimization/71366
1919 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
1920 (unloop_loops): Move removing edges here ...
1921 (try_unroll_loop_completely): ... from here.
1922 (try_peel_loop): ... and here.
1923 (tree_unroll_loops_completely_1): Track parent loops via
1924 bitmap of header BBs.
1925 (tree_unroll_loops_completely): Adjust for that.
1927 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1929 * config/rs6000/altivec.h (vec_slv): New macro.
1930 (vec_srv): New macro.
1931 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
1932 (UNSPEC_VSRV): New value.
1935 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
1936 (vsrv): New builtin definition.
1937 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
1938 define argument types for new builtin.
1939 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
1941 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
1944 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
1945 Jocelyn Mayer <l_indien@magic.fr>
1948 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
1949 detect processor family for signature_CENTAUR_ebx.
1950 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
1951 signature_CENTAUR_ebx.
1952 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
1953 <default>: Pass x86-64 for has_longmode.
1955 2016-06-01 Nathan Sidwell <nathan@acm.org>
1957 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
1960 2016-06-01 Richard Biener <rguenther@suse.de>
1962 PR tree-optimization/71261
1963 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
1964 of stmts successfully put in the bool pattern. Remove
1965 single-use restriction.
1966 (adjust_bool_pattern_cast): Add cast at the use site via the
1967 pattern def sequence.
1968 (adjust_bool_pattern): Remove recursion, maintain a hash-map
1969 of patterned defs. Use the pattern def seqence instead of
1970 multiple independent patterns.
1971 (sort_after_uid): New qsort compare function.
1972 (adjust_bool_stmts): New function to process stmts in the bool
1973 pattern in IL order.
1974 (vect_recog_bool_pattern): Adjust.
1975 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
1976 (ifcvt_walk_pattern_tree): Likewise.
1977 (stmt_is_root_of_bool_pattern): Likewise.
1978 (ifcvt_repair_bool_pattern): Likewise.
1979 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
1981 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1983 * loop-unroll.c (decide_unroll_constant_iterations,
1984 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
1985 likely upper bounds.
1986 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
1988 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
1990 * tree-core.h (enum omp_clause_code): Remove
1991 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
1993 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1995 * config/arm/sync.md (arm_store_exclusive<mode>):
1996 Use 'H' output modifier on operands[2] rather than creating a new
1997 entry in out-of-bounds memory of the operands array.
1998 (arm_store_release_exclusivedi): Likewise.
2000 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2002 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2003 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2004 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2005 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2007 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2009 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2010 into account live statements for mask producers.
2012 2016-06-01 Richard Biener <rguenther@suse.de>
2014 PR tree-optimization/71311
2015 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2016 restrict to non-INTEGER_CST @0.
2018 2016-06-01 Richard Biener <rguenther@suse.de>
2020 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2021 (relational patterns): Use :c to avoid pattern duplications.
2023 2016-06-01 Richard Biener <rguenther@suse.de>
2025 * genmatch.c (comparison_code_p): New predicate.
2026 (swap_tree_comparison): New function.
2027 (commutate): Add for_vec parameter to append new for entries.
2028 Support commutating relational operators by swapping it alongside
2030 (lower_commutative): Adjust.
2031 (dt_simplify::gen): Do not pass artificial operators to gen
2033 (decision_tree::gen): Do not add artificial operators as parameters.
2034 (parser::parse_expr): Verify operator commutativity when :c is
2035 applied. Allow :C to override this.
2036 * match.pd: Adjust patterns to use :C instead of :c where required.
2038 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2040 PR tree-optimization/71077
2041 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2042 the combining step, use boolean_false_node and boolean_true_node
2043 as the designated false/true return values.
2045 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2047 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2048 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2049 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2052 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2054 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2055 of flags impliying the register renaming.
2056 * toplev.c (process_options): Do not imply flag_rename_registers with
2059 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2061 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2062 default implementation.
2064 2016-05-31 Nathan Sidwell <nathan@acm.org>
2066 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2068 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2070 * config/sh/constraints.md (b): Remove constraint.
2071 * config/sh/predicates.md (arith_reg_operand): Remove
2073 * config/sh/sh-modes.def (PDI): Remove.
2074 * config/sh/sh.c (sh_target_reg_class,
2075 sh_optimize_target_register_callee_saved): Remove functions.
2076 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2077 (sh_expand_epilogue): Update comment.
2078 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2079 sh_secondary_reload): Remove TARGET_REGS related code.
2080 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2081 TARGET_REGISTER_P): Remove macros.
2082 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2083 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2084 TR1_REG, TR2_REG): Remove constants.
2085 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2087 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2089 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2090 define_expand patterns.
2091 (adddi3_compact): Rename to adddi3.
2092 (subdi3_compact): Rename to subdi3.
2093 (*negdi2): Rename to negdi2.
2094 (*abs<mode>2): Rename to abs<mode>2.
2096 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2098 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2099 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2100 (atomic_sub_fetchsi): ... this new pattern.
2101 (mvtc): Add CC_REG clobber.
2103 2016-05-31 Marek Polacek <polacek@redhat.com>
2105 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2107 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2109 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2110 aarch64_fusion_enabled_p to check for fusion capabilities.
2112 2016-05-31 Richard Biener <rguenther@suse.de>
2114 PR tree-optimization/71352
2115 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2116 minus one and a negate.
2118 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2120 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2121 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2123 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2124 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2125 Remove use of aarch64_simd_attr_length_move, set length attribute
2127 (*aarch64_be_movoi): Likewise.
2128 (*aarch64_be_movci): Likewise.
2129 (*aarch64_be_movxi): Likewise.
2131 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2133 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2134 It no longer does that.
2135 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2137 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2139 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2140 attribute __unused__.
2142 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2144 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2145 * config/arm/arm.c (arm_arch_thumb1): Define.
2146 (arm_option_override): Initialize arm_arch_thumb1.
2147 * config/arm/arm.h (arm_arch_thumb1): Declare.
2148 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2149 support Thumb-1 ISA.
2151 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2154 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2155 `Yv' for scalar operand.
2157 2016-05-31 Tom de Vries <tom@codesourcery.com>
2159 PR tree-optimization/69068
2160 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2161 phis with more than two args.
2163 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2165 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2166 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2169 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2171 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2173 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2175 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2176 cpu_32, cpu_64, tune_32 and tune_64.
2177 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2179 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2181 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2183 2016-05-30 Andi Kleen <ak@linux.intel.com>
2185 * auto-profile.c (read_profile): Replace asserts with errors
2186 when file does not exist.
2187 * gcov-io.c (gcov_read_words): Dito.
2189 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2191 * tree-cfg.c (print_loop): Print likely upper bounds.
2193 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2195 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2196 * opts.c (default_options): Enable peel loops at -O3.
2197 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2198 (try_peel_loop): Do not re-peel already peeled loops;
2199 use likely upper bounds; fix profile updating.
2200 (pass_complete_unroll::execute): Initialize peeled_loops.
2202 2016-05-30 Martin Liska <mliska@suse.cz>
2204 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2205 computed costs by frequency of BB they belong to.
2206 (get_scaled_computation_cost_at): New function.
2208 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2209 Marc Glisse <marc.glisse@inria.fr>
2211 PR tree-optimization/71289
2212 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2214 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2216 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2218 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2220 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2221 for peeled copies; avoid underflow when updating estimates; correctly
2224 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2226 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2227 r236875. Corrected oe3 to oe2 as obvious.
2229 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2233 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2234 that inserted stmt will not dominate stmts that defines its operand.
2235 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2236 (rewrite_expr_tree_parallel): Likewise.
2238 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2241 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2242 all fields including stmt_to_insert are swapped.
2244 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2246 * predict.h (force_edge_cold): Declare.
2247 * predict.c (force_edge_cold): New function.
2248 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2250 (canonicalize_loop_induction_variables): Fix formating.
2252 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2254 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2255 (visium_expand_copysign): Use gen_int_mode directly.
2256 (visium_compute_frame_size): Minor tweaks.
2258 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2260 * tree-vect-loop.c (vect_analyze_loop_2): Use
2261 likely_max_stmt_executions_int.
2263 2016-05-30 Tom de Vries <tom@codesourcery.com>
2265 PR tree-optimization/69067
2266 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2268 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2271 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2272 New peepholes to remove unneeded fild/fistp pairs.
2273 (define_peephole2 atomic_loaddi_fpu): Ditto.
2275 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2277 * predict.c (maybe_hot_frequency_p): Avoid division.
2279 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2281 * doc/install.texi: Use https for shop.fsf.org.
2283 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2285 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2286 likely_max_stmt_executions_int.
2288 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2290 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2291 likely_max_stmt_executions_int.
2293 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2295 * profile.c (compute_branch_probabilities): Do not report hitrates
2297 (branch_prob): Report hitrates here.
2298 * predict.c (gimple_predict_edge): Do not assert profile status;
2299 fix formatting issues.
2301 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2303 * predict.c (edge_predicted_by_p): New function.
2304 (predict_paths_for_bb): Do not put multiple predictions of the same type
2307 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2309 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2312 2016-05-28 Alan Modra <amodra@gmail.com>
2314 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2316 2016-05-28 Alan Modra <amodra@gmail.com>
2318 PR rtl-optimization/71275
2319 * ira.c (ira): Free dominance info.
2321 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2323 * doc/sourcebuild.texi: New address for upstream Go repository.
2325 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2327 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2328 (TARGET_ARM_V7M): Likewise.
2330 2016-05-26 Jeff Law <law@redhat.com>
2332 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2333 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2334 * passes.def: Add jump threading passes before DOM/VRP.
2335 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2336 argument to a basic block from an edge. Remove tests which are
2338 (pass_data_thread_jumps, class pass_thread_jumps): New.
2339 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2340 (make_pass_thread_jumps): Likewise.
2341 * tree-pass.h (make_pass_thread_jumps): Declare.
2343 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2345 * config/visium/visium-protos.h (split_double_move): Rename into...
2346 (visium_split_double_move): ...this.
2347 (visium_split_double_add): Declare.
2348 * config/visium/visium.c (split_double_move): Rename into...
2349 (visium_split_double_move): ...this.
2350 (visium_split_double_add): New function.
2351 (visium_expand_copysign): Renumber operands for consistency.
2352 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2353 (DFmode move splitter): Likewise.
2354 (*addi3_insn): Split by means of visium_split_double_add.
2355 (*adddi3_insn_flags): Delete.
2356 (*plus_plus_sltu<subst_arith>): New insn.
2357 (*subdi3_insn): Split by means of visium_split_double_add.
2358 (subdi3_insn_flags): Delete.
2359 (*minus_minus_sltu<subst_arith>): New insn.
2360 (*negdi2_insn): Split by means of visium_split_double_add.
2361 (*negdi2_insn_flags): Delete.
2363 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2365 * configure.ac: Treat a --with-headers option without argument
2366 the same as the default (i.e. consult sys-include directory).
2367 * configure: Regenerate.
2369 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2371 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2372 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2374 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2375 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2377 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2380 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2381 tree-stdarg analysis results.
2382 (aarch64_setup_incoming_varargs): Likewise.
2384 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2386 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2387 va_list_gpr_counter_field and va_list_fpr_counter_field.
2389 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2392 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2393 * config/aarch64/aarch64.c
2394 (aarch64_cannot_change_mode_class): Remove function.
2395 * config/aarch64/aarch64-protos.h
2396 (aarch64_cannot_change_mode_class): Remove.
2398 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2400 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2401 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2402 get_likely_max_loop_iterations_int): New.
2403 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2404 any_likely_upper_bound.
2405 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2407 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2408 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2410 (unroll_loop_constant_iterations): Likewise.
2411 (unroll_loop_runtime_iterations): Likewise.
2412 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2413 * lto-streamer-out.c (output_cfg): Likewise.
2414 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2416 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2417 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2418 (likely_max_loop_iterations): New.
2419 (likely_max_loop_iterations_int): New.
2420 (likely_max_stmt_executions): New.
2421 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2422 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2423 likely_max_stmt_executions): Declare.
2425 2016-05-27 Marek Polacek <polacek@redhat.com>
2428 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2430 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2432 * config/s390/s390.md (2x risbg splitters): Use
2433 reg_overlap_mentioned_p instead of rtx_equal_p.
2435 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2437 * combine.c (make_compound_operation): Take known zero bits into
2438 account when checking for possible zero_extend.
2440 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2442 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
2443 Use const_int_operand for operand 2 predicate. Simplify expand code
2446 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
2449 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
2452 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2454 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
2455 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
2456 that returns CC_SESWPmode and CC_ZESWPmode.
2457 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
2459 (aarch64_rtx_costs): Likewise.
2461 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2463 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2464 for ISA 3.0 min/max support.
2465 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2466 conditional move support.
2467 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2468 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2470 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2471 conditional moves where the comparison type is different from move
2473 (fp_minmax): New code iterator for smin/smax.
2474 (minmax): New code attributes for min/max.
2475 (SMINMAX): Likewise.
2476 (smax<mode>3): Combine min, max insns into one insn using the
2477 fp_minmax code iterator. Add support for ISA 3.0 min/max
2478 instructions that don't need -ffast-math.
2479 (s<minmax><mode>3): Likewise.
2480 (smax<mode>3_vsx): Likewise.
2481 (smin<mode>3): Likewise.
2482 (s<minmax><mode>3_vsx): Likewise.
2483 (smin<mode>3_vsx): Likewise.
2484 (pre-VSX min/max splitters): Likewise.
2485 (s<minmax><mode>3_fpr): Likewise.
2486 (movsfcc): Rewrite floating point conditional moves to combine
2487 SFmode/DFmode into a single insn.
2488 (mov<mode>cc): Likewise.
2489 (movdfcc): Likewise.
2490 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
2491 SFDF2 iterators to handle all combinations.
2492 (fseldfsf4): Likewise.
2493 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
2494 (fseldfdf4): Likewise.
2495 (fselsfdf4): Likewise.
2496 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
2497 comparison instructions that set a 0/-1 mask, and use it for
2498 floating point conditional move via XXSEL.
2499 (fpmask<mode>): Likewise.
2500 (xxsel<mode>): Likewise.
2501 * config/rs6000/predicates.md (min_max_operator): Delete, no
2503 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
2504 instructions that generate a 0/-1 mask for use with XXSEL.
2505 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
2506 say whether floating point min/max is available, either through
2507 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
2508 (TARGET_MINMAX_DF): Likewise.
2510 2016-05-27 Alan Modra <amodra@gmail.com>
2512 PR rtl-optimization/71275
2513 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
2514 for update_equiv_regs and combine_and_move_insns.
2516 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
2518 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
2519 if_then_else or cond RTXes to calculate attribute value.
2520 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
2521 <attr "length_immediate>: Ditto.
2522 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
2523 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
2524 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
2525 <attr "type">: Ditto.
2526 <attr "prefix_data16">: Ditto.
2527 <attr "prefix_extra">: Ditto.
2528 <attr "length_immediate">: Ditto.
2529 <attr "prefix">: Ditto.
2530 (vec_set<mode>_0) <attr "isa">: Ditto.
2531 <attr "prefix_extra">: Ditto.
2532 <attr "length_immediate">: Ditto.
2533 <attr "prefix">: Ditto.
2534 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
2535 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
2536 (sse2_storelpd) <attr "prefix_data16">: Ditto.
2537 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
2538 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
2539 <attr "length_immediate">: Ditto.
2540 <attr "prefix">: Ditto.
2541 (sse2_movsd) <attr "length_immediate">: Ditto.
2542 <attr "prefix">: Ditto.
2543 (vec_concatv2df) <attr "isa">: Ditto.
2544 <attr "prefix">: Ditto.
2545 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
2546 (*vec_extractv2di_1) <attr "isa">: Ditto.
2547 <attr "type">: Ditto.
2548 <attr "length_immediate">: Ditto.
2549 <attr "prefix_rex">: Ditto.
2550 <attr "prefix_extra">: Ditto.
2551 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
2552 <attr "prefix_extra">: Ditto.
2553 <attr "length_immediate">: Ditto.
2554 (vec_concatv2di) <attr "isa">: Ditto.
2555 <attr "prefix_extra">: Ditto.
2556 <attr "length_immediate">: Ditto.
2557 <attr "prefix">: Ditto.
2559 2016-05-26 Martin Liska <mliska@suse.cz>
2561 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
2563 (operator+): Likewise.
2564 (operator-): Likewise.
2565 (comp_cost::operator+=): Likewise.
2566 (comp_cost::operator-=): Likewise.
2567 (comp_cost::operator/=): Likewise.
2568 (comp_cost::operator*=): Likewise.
2569 (operator<): Likewise.
2570 (operator==): Likewise.
2571 (operator<=): Likewise.
2573 (infinite_cost_p): Likewise.
2574 (add_costs): Likewise.
2575 (sub_costs): Likewise.
2576 (compare_costs): Likewise.
2577 (set_group_iv_cost): Use the newly introduced functions.
2578 (get_address_cost): Likewise.
2579 (get_shiftadd_cost): Likewise.
2580 (force_expr_to_var_cost): Likewise.
2581 (split_address_cost): Likewise.
2582 (ptr_difference_cost): Likewise.
2583 (difference_cost): Likewise.
2584 (get_computation_cost_at): Likewise.
2585 (determine_group_iv_cost_generic): Likewise.
2586 (determine_group_iv_cost_address): Likewise.
2587 (determine_group_iv_cost_cond): Likewise.
2588 (autoinc_possible_for_pair): Likewise.
2589 (determine_group_iv_costs): Likewise.
2590 (cheaper_cost_pair): Likewise.
2591 (iv_ca_recount_cost): Likewise.
2592 (iv_ca_set_no_cp): Likewise.
2593 (iv_ca_set_cp): Likewise.
2594 (iv_ca_cost): Likewise.
2595 (iv_ca_new): Likewise.
2596 (iv_ca_dump): Likewise.
2597 (iv_ca_narrow): Likewise.
2598 (iv_ca_prune): Likewise.
2599 (iv_ca_replace): Likewise.
2600 (try_add_cand_for): Likewise.
2601 (try_improve_iv_set): Likewise.
2602 (find_optimal_iv_set): Likewise.
2604 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
2606 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
2607 that internal functions will clobber all caller-saved registers.
2609 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2611 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
2612 Return a better case_values_threshold when optimizing.
2614 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2616 * config/aarch64/aarch64-simd.md (aarch64_combinez):
2617 Add ? to integer variant.
2618 (aarch64_combinez_be): Likewise.
2620 2016-05-26 Jakub Jelinek <jakub@redhat.com>
2622 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
2623 instead of x constraint.
2624 (vcvtps2ph256<mask_name>): Likewise.
2626 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
2627 alternative. Formatting fix.
2629 * config/i386/sse.md
2630 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
2632 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
2633 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
2634 maybe_evex prefix instead of vex.
2635 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
2636 EXT_REX_SSE_REG_P (op0) case in the splitter.
2638 2016-05-25 Jeff Law <law@redhat.com>
2640 PR tree-optimization/71272
2641 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
2642 Update comments. Add test for empty path.
2644 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
2646 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
2647 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
2648 special case builtin.
2649 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2650 code for ALTIVEC_BUILTIN_VEC_CMPNE.
2651 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2652 for __builtin_vec_cmpne.
2654 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
2656 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
2657 redundant test and bail out if the type of the new operand is not
2658 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
2660 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2662 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
2663 (x_ix86_target_flags_explicit): Remove.
2664 * config/i386/i386.c (ix86_function_specific_save): Do not copy
2665 x_ix86_target_flags_explicit.
2666 (ix86_function_specific_restore): Ditto.
2668 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2669 H.J. Lu <hongjiu.lu@intel.com>
2672 * common/config/i386/i386-common.c
2673 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
2674 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
2675 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
2676 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
2677 (-mgeneral-regs-only): Add new option.
2678 * config/i386/i386.c (ix86_option_override_internal): Don't enable
2679 x87 instructions if only general registers are allowed.
2680 (ix86_target_string): Add ix86_flags argument. Handle additional
2681 flags options through ix86_flags argument. Update all callers.
2682 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
2684 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2686 PR rtl-optimization/66940
2687 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
2688 decrementing desired_val will not overflow before performing these
2691 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
2693 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
2694 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
2695 * config/i386/i386.c (enum ix86_builtins): Add
2696 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
2697 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
2698 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
2699 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
2700 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
2701 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
2702 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
2703 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
2704 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
2705 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
2706 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
2707 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
2708 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
2709 __builtin_ia32_cvtps2dq512_mask.
2710 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
2711 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
2712 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
2713 * config/i386/sse.md
2714 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
2716 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
2717 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
2719 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
2720 (avx512f_vec_pack_sfix_v8df): New define_expand.
2721 (avx512f_roundpd512): Rename to ...
2722 (avx512f_round<castmode>512): ... this. Change iterator.
2723 (avx512f_roundps512_sfix): New define_expand.
2724 (round<mode>2_sfix): Change iterator.
2726 2016-05-25 Nick Clifton <nickc@redhat.com>
2728 * config/msp430/msp430.c (msp430_attr): Produce an error if a
2729 static interrupt handler is detected.
2730 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
2731 default linker script.
2732 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
2733 the low part of a symbolic pointer.
2735 2016-05-25 Richard Biener <rguenther@suse.de>
2737 PR tree-optimization/71261
2738 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
2739 interesting stmt instead of immediate uses when looking
2740 for the use operand to replace.
2742 2016-05-25 Martin Liska <mliska@suse.cz>
2744 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
2746 2016-05-25 Richard Biener <rguenther@suse.de>
2748 PR tree-optimization/71264
2749 * tree-vect-stmts.c (vect_init_vector): Properly deal with
2752 2016-05-25 Martin Liska <mliska@suse.cz>
2754 PR tree-optimization/71239
2755 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
2756 if DECL_SIZE is NULL.
2758 2016-05-25 Richard Biener <rguenther@suse.de>
2760 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
2761 * tree-if-conv.c (pass_data_if_conversion): Use it.
2763 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2765 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
2766 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
2767 * varpool.c (varpool_node::get_availability): Likewise.
2769 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2771 * config/rs6000/altivec.md (VNEG iterator): New iterator for
2772 VNEGW/VNEGD instructions.
2773 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
2774 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
2775 support for ISA 3.0 VNEGW/VNEGD instructions.
2777 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2779 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
2780 pointers inside OACC_DATA regions.
2781 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
2782 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
2783 (gimplify_adjust_omp_clauses): Fix typo in comment.
2785 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2787 * config/rs6000/altivec.md (VParity): New mode iterator for vector
2788 parity built-in functions.
2789 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
2791 (p9v_parity<mode>2): Likewise.
2792 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
2794 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
2795 (parity<mode>2): ISA 3.0 expander for vector parity.
2796 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
2798 (BU_P9_64BIT_MISC_0): Likewise.
2799 (BU_P9_MISC_0): Likewise.
2800 (BU_P9V_AV_1): Likewise.
2801 (BU_P9V_AV_2): Likewise.
2802 (BU_P9V_AV_3): Likewise.
2803 (BU_P9V_AV_P): Likewise.
2804 (BU_P9V_VSX_1): Likewise.
2805 (BU_P9V_OVERLOAD_1): Likewise.
2806 (BU_P9V_OVERLOAD_2): Likewise.
2807 (BU_P9V_OVERLOAD_3): Likewise.
2808 (VCTZB): Add vector count trailing zeros support.
2812 (VPRTYBD): Add vector parity support.
2813 (VPRTYBQ): Likewise.
2814 (VPRTYBW): Likewise.
2815 (VCTZ): Add overloaded vector count trailing zeros support.
2816 (VPRTYB): Add overloaded vector parity support.
2817 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2818 overloaded vector count trailing zeros and parity instructions.
2819 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
2820 vector parity support.
2821 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
2822 trailing zeros support.
2823 (vec_cntlz): Likewise.
2824 (vec_vctzb): Likewise.
2825 (vec_vctzd): Likewise.
2826 (vec_vctzh): Likewise.
2827 (vec_vctzw): Likewise.
2828 (vec_vprtyb): Add ISA 3.0 vector parity support.
2829 (vec_vprtybd): Likewise.
2830 (vec_vprtybw): Likewise.
2831 (vec_vprtybq): Likewise.
2832 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2833 the ISA 3.0 vector count trailing zeros and vector parity built-in
2836 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2838 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
2839 when there is stmt_to_insert.
2841 2016-05-24 Martin Sebor <msebor@redhat.com>
2844 * tree.h (complete_or_array_type_p): New inline function.
2846 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2848 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
2849 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
2850 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
2852 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
2853 Limit 1st alternative to noavx isa, split 2nd alternative into one
2854 noavx and one avx alternative, use *x and Bm in the former and
2855 x and m in the latter.
2857 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
2858 of sse4 for the first alternative, drop %v from the template
2859 and d operand modifier. Split second alternative into one sse4_noavx
2860 and one avx alternative, use *x instead of *v in the former and v
2861 instead of *v in the latter.
2862 (*sse4_1_extractps): Use noavx isa instead of * for the first
2863 alternative, drop %v from the template. Split second alternative into
2864 one noavx and one avx alternative, use *x instead of *v in the
2865 former and v instead of *v in the latter.
2866 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
2867 with noavx and the last one with avx.
2868 (sse4_1_phminposuw): Guard first alternative with noavx isa,
2869 split the second one into one noavx and one avx alternative,
2870 use *x and Bm in the former and x and m in the latter one.
2871 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
2874 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
2875 first two alternatives to noavx, use *x instead of *v in the second
2876 one, add avx alternative without *.
2877 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
2878 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
2879 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
2881 2016-05-24 Jeff Law <law@redhat.com>
2883 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
2884 New function, extracted from...
2885 (fsm_find_control_statement_thread_paths): Here. Use the new function.
2886 Allow simple copies and constant initializations in the SSA chain.
2888 2016-05-24 Marek Polacek <polacek@redhat.com>
2891 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
2894 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2897 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
2898 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
2899 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
2900 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
2901 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
2903 2016-05-24 Richard Biener <rguenther@suse.de>
2905 PR tree-optimization/71240
2906 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
2909 2016-05-24 Richard Biener <rguenther@suse.de>
2911 PR tree-optimization/71230
2912 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
2914 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2916 * tree-vectorizer.h (vectorizable_comparison): Delete.
2917 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
2918 PURE_SLP_STMT check.
2919 * tree-vect-stmts.c (vectorizable_call): Likewise.
2920 (vectorizable_simd_clone_call): Likewise.
2921 (vectorizable_conversion): Likewise.
2922 (vectorizable_assignment): Likewise.
2923 (vectorizable_shift): Likewise.
2924 (vectorizable_operation): Likewise.
2925 (vectorizable_load): Likewise.
2926 (vectorizable_condition): Likewise.
2927 (vectorizable_store): Likewise. Assert that we don't have
2929 (vectorizable_comparison): Make static. Remove redundant
2930 PURE_SLP_STMT check.
2931 (vect_transform_stmt): Assert that we always have an slp_node
2934 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2936 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
2937 operands[2] against 1 with comparison against CONST1_RTX.
2938 (<shift>di3_neon): Likewise.
2939 * config/arm/predicates.md (const0_operand): Replace with comparison
2942 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2944 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
2945 operands[2] against 1 with comparison against CONST1_RTX.
2946 (ashrdi3): Likewise.
2947 (lshrdi3): Likewise.
2948 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
2950 (ashrsi3): Likewise.
2951 (lshrsi3): Likewise.
2952 (rotrsi3): Likewise.
2953 (define_split above *compareqi_eq0): Likewise.
2954 (define_split above "prologue"): Likewise.
2955 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
2956 * config/arm/predicates.md (shift_operator): Likewise.
2957 (shift_nomul_operator): Likewise.
2958 (sat_shift_operator): Likewise.
2959 (thumb1_cmp_operand): Likewise.
2960 (const_neon_scalar_shift_amount_operand): Replace manual range
2961 check with IN_RANGE.
2962 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
2963 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
2965 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2967 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
2968 with HOST_WIDE_INT_1.
2970 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
2971 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
2972 (arm_canonicalize_comparison): Likewise.
2973 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
2975 (thumb1_size_rtx_costs): Likewise.
2976 (vfp_const_double_index): Replace cast of 1 to unsigned
2977 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2978 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
2980 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
2981 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2982 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
2983 HOST_WIDE_INT with HOST_WIDE_INT_1.
2985 2016-05-24 Marek Polacek <polacek@redhat.com>
2987 * tree-cfg.h (should_remove_lhs_p): New predicate.
2988 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
2989 * gimplify.c (gimplify_modify_expr): Likewise.
2990 * tree-cfg.c (verify_gimple_call): Likewise.
2991 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
2992 * gimple-fold.c: Include "tree-cfg.h".
2993 (gimple_fold_call): Use should_remove_lhs_p.
2995 2016-05-24 Richard Biener <rguenther@suse.de>
2997 PR tree-optimization/71253
2998 * cfganal.h (control_dependences): Make robust against edge
3000 (control_dependences::control_dependences): Remove edge_list argument.
3001 (control_dependences::get_edge): Remove.
3002 (control_dependences::get_edge_src): Add.
3003 (control_dependences::get_edge_dest): Likewise.
3004 (control_dependences::m_el): Make a vector of edge src/dest index.
3005 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3006 (control_dependences::control_dependences): Likewise.
3007 (control_dependences::~control_dependence): Likewise.
3008 (control_dependences::get_edge): Remove.
3009 (control_dependences::get_edge_src): Add.
3010 (control_dependences::get_edge_dest): Likewise.
3011 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3013 (perform_tree_ssa_dce): Adjust.
3014 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3016 (pass_loop_distribution::execute): Adjust. Do loop destroying
3017 conditional on changed.
3019 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3022 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3023 return. Reindent transformation comment and mention the ARM state
3026 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3029 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3030 after build_and_add_sum creates new use stmt.
3032 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3034 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3035 load_lanes/grouped_load classification comes first. Don't check
3036 whether the vectorization factor is a multiple of the group size
3039 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3041 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3042 GROUP_GAP for single-element interleaving.
3043 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3046 2016-05-24 Richard Biener <rguenther@suse.de>
3050 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3051 bases which are accessed with non-invariant indices.
3052 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3053 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3055 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3058 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3059 (add_to_ops_vec): Add stmt_to_insert.
3060 (add_repeat_to_ops_vec): Init stmt_to_insert.
3061 (insert_stmt_before_use): New.
3062 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3064 (get_ops): Init stmt_to_insert.
3065 (maybe_optimize_range_tests): Likewise.
3066 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3067 (rewrite_expr_tree_parallel): Likewise.
3068 (reassociate_bb): Likewise.
3070 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3073 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3074 ISA 3.0 xxperm fusion alternative.
3075 (altivec_vperm_v8hiv16qi): Likewise.
3076 (altivec_vperm_<mode>_uns_internal): Likewise.
3077 (vperm_v8hiv4si): Likewise.
3078 (vperm_v16qiv8hi): Likewise.
3080 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3081 Kelvin Nilsen <kelvin@gcc.gnu.org>
3083 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3084 vpermr/xxpermr on ISA 3.0.
3085 (altivec_expand_vec_perm_le): Likewise.
3086 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3087 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3090 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3092 * config/i386/i386.h (IS_STACK_MODE): Enable for
3093 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3094 SSE_FLOAT_MODE_P macros.
3095 * config/i386/i386.c (ix86_preferred_reload_class): Use
3096 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3097 Cleanup regclass processing for CONST_DOUBLE_P.
3098 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3099 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3100 with IS_STACK_MODE macro.
3101 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3103 (*movdf_internal): Use IS_STACK_MODE macro.
3104 (*movsf_internal): Ditto.
3106 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3108 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3109 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3111 2016-05-23 Jeff Law <law@redhat.com>
3113 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3115 (fsm_find_control_statement_thread_paths): Call it.
3117 2016-05-23 Martin Jambor <mjambor@suse.cz>
3120 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3121 from_global_constant if t is not NULL.
3123 2016-05-23 Marek Polacek <polacek@redhat.com>
3126 * common.opt (Wswitch-unreachable): New option.
3127 * doc/invoke.texi: Document -Wswitch-unreachable.
3128 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3131 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3133 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3134 TMR_INDEX is non-NULL.
3136 2016-05-23 Richard Biener <rguenther@suse.de>
3138 PR tree-optimization/71230
3139 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3140 (try_special_add_to_ops): ... here. Always test for single-use.
3142 2016-05-23 Martin Jambor <mjambor@suse.cz>
3144 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3145 default block if a PHI node in the original one would be resized.
3147 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3149 PR tree-optimization/58135
3150 * tree-vect-slp.c: When group size is not multiple
3151 of vector size, allow splitting of store group at
3154 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3156 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3158 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3160 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3161 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3162 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3165 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3166 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3167 v constraint instead of x and vinserti32x4 insn.
3169 * config/i386/sse.md (i128vldq): New mode iterator.
3170 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3171 avx512dq and avx512vl alternatives.
3173 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3174 constraint, use maybe_evex prefix instead of vex.
3175 (vec_dupv4sf): Use v constraint instead of x for output
3176 operand except for noavx alternative, use Yv constraint
3177 instead of x for input. Use maybe_evex prefix instead of vex.
3178 (*vec_dupv4si): Likewise.
3179 (*vec_dupv2di): Likewise.
3181 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3184 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3185 (linearize_expr_tree): Call try_special_add_to_ops.
3186 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3188 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3190 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3191 to computed stack_usage.
3193 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3196 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3197 operand is subreg (symbol_ref) then move the symbol ref to register.
3199 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3201 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3203 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3206 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3209 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3211 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3212 ranges by calling get_single_symbol and tidy up. Look more closely
3213 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3215 2016-05-20 Jeff Law <law@redhat.com>
3217 * bitmap.c (bitmap_find_bit): Remove useless test.
3219 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3221 * function.c (thread_prologue_and_epilogue_insns): Commit the
3222 insertion of the epilogue.
3224 2016-05-20 Martin Jambor <mjambor@suse.cz>
3226 PR tree-optimization/70884
3227 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3228 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3229 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3230 of constant pool data as a reason for scalarization.
3232 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3234 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3235 for naked functions.
3236 (thumb1_expand_prologue): Likewise.
3238 2016-05-20 Nathan Sidwell <nathan@acm.org>
3240 * config/nvptx/nptx.c (nvptx_option_override): Only set
3241 flag_toplevel_reorder, if not explicitly specified. Set
3242 flag_no_common, unless explicitly specified.
3244 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3246 * calls.c (can_implement_as_sibling_call_p): Mark param
3247 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3249 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3251 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3252 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3253 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3255 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3256 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3259 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3261 * config/nvptx/nvptx.md (sincossf3): New pattern.
3263 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3265 * calls.c (maybe_complain_about_tail_call): New function.
3266 (initialize_argument_information): Call
3267 maybe_complain_about_tail_call when clearing *may_tailcall.
3268 (can_implement_as_sibling_call_p): Call
3269 maybe_complain_about_tail_call when returning false.
3270 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3271 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3272 if tail-call optimization fails.
3273 * cfgexpand.c (expand_call_stmt): Initialize
3274 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3275 * gimple-pretty-print.c (dump_gimple_call): Dump
3276 gimple_call_must_tail_p.
3277 * gimple.c (gimple_build_call_from_tree): Call
3278 gimple_call_set_must_tail with the value of
3279 CALL_EXPR_MUST_TAIL_CALL.
3280 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3281 (gimple_call_set_must_tail): New function.
3282 (gimple_call_must_tail_p): New function.
3283 * print-tree.c (print_node): Update printing of TREE_STATIC
3284 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3285 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3286 trailing comment listing applicable flags.
3287 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3289 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3291 * calls.c (expand_call): Move "Rest of purposes for tail call
3292 optimizations to fail" to...
3293 (can_implement_as_sibling_call_p): ...this new function, and
3294 split into multiple "if" statements.
3296 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3298 * cfgloop.h (expected_loop_iterations_unbounded,
3299 expected_loop_iterations): Unconstify.
3300 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3301 profile with known upper bound; return 3 when profile is absent.
3302 (expected_loop_iterations): Update.
3304 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3306 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3307 and get_max_loop_iterations_int.
3309 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3311 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3312 realistic upper bounds here.
3314 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3317 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3318 calls if the LHS is variable length or has addressable type.
3319 If targets[0]->decl is a noreturn call with void return type and
3320 zero arguments, adjust fntype and remove lhs in that case.
3322 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3324 PR tree-optimization/71079
3325 PR tree-optimization/71206
3326 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3328 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3330 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3331 (get_vec_alignment_for_array_decl): Likewise.
3332 (get_vec_alignment_for_record_decl): Likewise.
3333 (increase_alignment::execute): Move code to find alignment to
3334 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3335 (type_align_map): New hash_map.
3337 2016-05-20 Richard Guenther <rguenther@suse.de>
3339 PR tree-optimization/29756
3340 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3341 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3342 * fold-const.c (operand_equal_p): Likewise.
3343 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3344 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3345 * tree-inline.c (estimate_operator_cost): Likewise.
3346 * tree-pretty-print.c (dump_generic_node): Likewise.
3347 * tree-ssa-operands.c (get_expr_operands): Likewise.
3348 * cfgexpand.c (expand_debug_expr): Likewise.
3349 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3350 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3351 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3352 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3353 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3354 (execute_update_addresses_taken): Do it.
3356 2016-05-20 Richard Biener <rguenther@suse.de>
3358 PR tree-optimization/71185
3359 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3360 register operations.
3362 2016-05-20 Richard Biener <rguenther@suse.de>
3364 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3365 gimple_seq_add_seq_without_update.
3366 (release_bb_predicate): Assert we have no operands to free.
3367 (if_convertible_loop_p_1): Calculate post dominators later.
3368 Do not free BB predicates here.
3369 (combine_blocks): Do not recompute BB predicates.
3370 (version_loop_for_if_conversion): Save BB predicates around
3373 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3375 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3376 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3377 code. Ignore sibcalls on EDGE_IGNORE edges.
3378 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3379 on edges for sibcalls that run without prologue. The rest of the
3380 function is combined from...
3381 (fix_fake_fallthrough_edge): ... this, and ...
3382 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3383 function argument, make it a local variable.
3385 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3387 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3388 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3389 for 32-bit mode and SEH for 64-bit.
3390 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3391 TARGET_64BIT_DEFAULT.
3393 2016-05-19 Ryan Burn <contact@rnburn.com>
3395 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3396 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3398 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3400 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3401 force pending loads from memory.
3403 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3405 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3406 (UNSPEC_DARN_32): New unspec constant.
3407 (UNSPEC_DARN_RAW): New unspec constant.
3408 (darn_32): New instruction.
3409 (darn_raw): New instruction.
3410 (darn): New instruction.
3411 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3412 support and documentation for this macro.
3413 (BU_P9_MISC_1): New macro definition.
3414 (BU_P9_64BIT_MISC_0): New macro definition.
3415 (BU_P9_MISC_0): New macro definition.
3416 (darn_32): New builtin definition.
3417 (darn_raw): New builtin definition.
3418 (darn): New builtin definition.
3419 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3420 RS6000_BUILTIN_0 directives to surround each occurrence of
3421 #include "rs6000-builtin.def".
3422 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3423 RS6000_BTM_64BIT flags to the returned mask, depending on
3425 (def_builtin): Correct an error in the assignments made to the
3426 debugging variable attr_string.
3427 (rs6000_expand_builtin): Add support for no-operand built-in
3429 (builtin_function_type): Remove fatal_error assertion that is no
3431 (rs6000_common_init_builtins): Add support for no-operand built-in
3433 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3435 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3437 (RS6000_BTM_64BIT): New macro definition.
3438 * doc/extend.texi: Document __builtin_darn (void),
3439 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3442 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
3444 * tree-vect-loop.c (vect_analyze_loop_2): Use also
3445 max_loop_iterations_int.
3447 2016-05-19 Marek Polacek <polacek@redhat.com>
3449 PR tree-optimization/71031
3450 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3451 condition and adjust the code a bit.
3453 2016-05-19 Martin Liska <mliska@suse.cz>
3455 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
3456 auto_vec instead of vec.
3458 2016-05-19 Martin Liska <mliska@suse.cz>
3460 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
3462 2016-05-19 Martin Liska <mliska@suse.cz>
3464 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
3466 2016-05-19 Martin Liska <mliska@suse.cz>
3468 * ipa-pure-const.c (set_function_state): Remove an existing
3470 (remove_node_data): Do not free it as it's released
3471 in set_function_state.
3473 2016-05-19 Martin Liska <mliska@suse.cz>
3475 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
3478 2016-05-19 Martin Liska <mliska@suse.cz>
3480 * omp-simd-clone.c (simd_clone_adjust): Release vector.
3482 2016-05-19 Martin Liska <mliska@suse.cz>
3484 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
3485 an auto_vec instead of re-creating it.
3487 2016-05-19 Martin Liska <mliska@suse.cz>
3489 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
3490 auto_vec instead of vec.
3492 2016-05-19 Martin Liska <mliska@suse.cz>
3494 * lto-section-in.c (lto_get_section_data): Call
3495 lto_check_version with additional argument.
3496 * lto-streamer.c (lto_check_version): Add new argument.
3497 * lto-streamer.h (lto_check_version): Likewise.
3499 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3501 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
3502 Don't add cost of inner memory when handling sign-extended loads.
3504 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
3506 PR rtl-optimization/71148
3507 * cse.c (cse_main): Free dominance info.
3508 (rest_of_handle_cse): Don't free dominance info.
3509 (rest_of_handle_cse2): Likewise.
3510 (rest_of_handle_cse_after_global_opts): Likewise.
3512 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3515 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3516 NULL_TREE early if NEON is not available. Remove now redundant check
3517 in ARM_CHECK_BUILTIN_MODE.
3519 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
3522 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
3523 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
3524 * doc/cpp.texi: Document new macros.
3526 2016-05-19 Bin Cheng <bin.cheng@arm.com>
3528 PR tree-optimization/69848
3529 * tree-vect-loop.c (vectorizable_reduction): Don't factor
3530 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
3532 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3534 * function.c (thread_prologue_and_epilogue_insn): Move the
3535 "goto epilogue_done" one block later.
3537 2016-05-19 Richard Biener <rguenther@suse.de>
3539 PR tree-optimization/70729
3540 * passes.def: Move LIM pass before PRE. Remove no longer
3541 required copyprop and move first DCE out of the loop pipeline.
3543 2016-05-18 David Malcolm <dmalcolm@redhat.com>
3546 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
3547 (OBJS-libcommon-target): ...here.
3548 * opts-common.c: Include spellcheck.h.
3549 (cmdline_handle_error): Build a vec of valid options and use it
3550 to suggest provide hints for misspelled arguments.
3552 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3555 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
3556 lhs if it has TREE_ADDRESSABLE type.
3558 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
3561 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
3562 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
3564 2016-05-18 Martin Jambor <mjambor@suse.cz>
3567 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
3568 input for NOP_EXPR pass-through functions.
3569 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
3570 aggregate global constant VAR_DECLs in constant jump functions.
3572 2016-05-18 Martin Jambor <mjambor@suse.cz>
3575 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
3576 from TREE_READONLY parameters.
3578 2016-05-18 Martin Jambor <mjambor@suse.cz>
3581 * cgraph.h (cgraph_indirect_call_info): New field
3582 guaranteed_unmodified.
3583 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
3584 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3586 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
3587 pass the parameter value to ipa_find_agg_cst_for_param.
3588 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
3589 guaranteed_unmodified, store AA results there instead of bailing out
3591 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
3592 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
3593 (find_constructor_constant_at_offset): New function.
3594 (ipa_find_agg_cst_from_init): Likewise.
3595 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
3596 static initializers of contants, report back through a new paameter
3597 from_global_constant if that was the case.
3598 (try_make_edge_direct_simple_call): Also pass parameter value to
3599 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3601 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
3602 (ipa_read_indirect_edge_info): Likewise.
3603 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
3604 (ipa_load_from_parm_agg): Likewise.
3606 2016-05-18 Jiong Wang <jiong.wang@arm.com>
3608 PR rtl-optimization/71150
3609 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
3612 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3615 * config/rs6000/constraints.md (wE constraint): New constraint
3616 for a vector constant that can be loaded with XXSPLTIB.
3617 (wM constraint): New constraint for a vector constant of a 1's.
3618 (wS constraint): New constraint for a vector constant that can be
3619 loaded with XXSPLTIB and a vector sign extend instruction.
3620 * config/rs6000/predicates.md (xxspltib_constant_split): New
3621 predicates for wE/wS constraints.
3622 (xxspltib_constant_nosplit): Likewise.
3623 (easy_vector_constant): Add support for constants that can be
3624 loaded via XXSPLTIB.
3625 (all_ones_constant): New predicate for vector constant with all
3627 (splat_input_operand): Add support for ISA 3.0 word splat operations.
3628 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
3629 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
3630 instruction and possibly with a sign extension.
3631 (output_vec_const_move): Add support for XXSPLTIB. If we are
3632 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
3633 instead of XXLXOR/XXLORC.
3634 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
3636 (rs6000_legitimize_reload_address): Likewise.
3637 (rs6000_output_move_128bit): Use output_vec_const_move to emit
3639 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
3640 combine VSX_M and VSX_M2 into one iterator.
3642 (VSINT_84): New iterators for loading constants with XXSPLTIB.
3643 (VSINT_842): Likewise.
3644 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
3645 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
3646 XXSPLTIB instruction.
3647 (xxspltib_<mode>_nosplit): Likewise.
3648 (xxspltib_<mode>_split): New insn to load up constants with
3649 XXSPLTIB and a sign extend instruction.
3650 (vsx_mov<mode>): Replace single move that handled all vector types
3651 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
3652 moves (when -mvsx-timode is in effect) into the main vector
3653 moves. Eliminate separate moves for <VSr> <VSa>, where the
3654 preferred register class (<VSr>) is listed first, and the
3655 secondary register class (<VSa>) is listed second with a '?' to
3656 discourage use. Prefer loading 0/-1 in any VSX register for ISA
3657 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
3658 that if the register was involved in a slow operation, the
3659 clear/set operation does not wait for the slow operation to
3660 finish. Adjust the length attributes for 32-bit mode. Use
3661 rs6000_output_move_128bit and drop the use of the string
3662 instructions for 32-bit movti when -mvsx-timode is in effect. Use
3663 spacing so that the alternatives and attributes don't generate
3664 long lines, and put things in columns, so that it is easier to
3665 match up the operands and attributes with the insn alternatives.
3666 (vsx_mov<mode>_64bit): Likewise.
3667 (vsx_mov<mode>_32bit): Likewise.
3668 (vsx_movti_64bit): Fold movti into normal vector moves.
3669 (vsx_movti_32bit): Likewise.
3670 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
3672 (vsx_splat_v4si_internal): Likewise.
3673 (vsx_splat_v4sf_internal): Likewise.
3674 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
3675 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
3676 extend vector elements.
3677 (vsx_sign_extend_hi_<mode>): Likewise.
3678 (vsx_sign_extend_si_v2di): Likewise.
3679 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
3681 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
3682 constraints. Add trailing period to wL documentation.
3684 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
3687 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
3688 * tree-dfa.c (replace_abnormal_ssa_names): New function.
3689 * tree-call-cdce.c: Include tree-dfa.h.
3690 (can_guard_call_p): New function, extracted from...
3691 (can_use_internal_fn): ...here.
3692 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
3694 (shrink_wrap_one_built_in_call): Likewise.
3695 (use_internal_fn): Likewise.
3696 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
3697 and return void. Call replace_abnormal_ssa_names.
3698 (pass_call_cdce::execute): Check can_guard_call_p during the
3699 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
3700 will always change something.
3702 2016-05-18 Martin Jambor <mjambor@suse.cz>
3705 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
3706 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
3708 2016-05-18 Martin Jambor <mjambor@suse.cz>
3711 * ipa-inline.h (condition): New field size.
3712 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
3713 for comaprison and store it into the new condition.
3714 (evaluate_conditions_for_known_args): Use condition size to check
3715 access sizes for all but CHANGED conditions.
3716 (unmodified_parm_1): New parameter size_p, store access size into it.
3717 (unmodified_parm): Likewise.
3718 (unmodified_parm_or_parm_agg_item): Likewise.
3719 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
3720 (set_cond_stmt_execution_predicate): Extract access sizes and store
3722 (set_switch_stmt_execution_predicate): Likewise.
3723 (will_be_nonconstant_expr_predicate): Likewise.
3724 (will_be_nonconstant_predicate): Likewise.
3725 (inline_read_section): Stream condition size.
3726 (inline_write_summary): Likewise.
3728 2016-05-18 Richard Biener <rguenther@suse.de>
3730 * tree-ssa-loop-im.c (determine_max_movement): Properly add
3731 condition cost to PHI cost instead of total_cost.
3733 2016-05-18 Martin Liska <mliska@suse.cz>
3736 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
3739 2016-05-18 Richard Biener <rguenther@suse.de>
3741 * lto-streamer.h (LTO_major_version): Bump to 6.
3743 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3745 * function.c (make_split_prologue_seq, make_prologue_seq,
3746 make_epilogue_seq): New functions, factored out from...
3747 (thread_prologue_and_epilogue_insns): Here.
3749 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3751 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
3752 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
3753 of before. Add a comment.
3755 2016-05-18 Bin Cheng <bin.cheng@arm.com>
3757 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
3758 expression pointer, not pointer to the pointer.
3760 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3762 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
3763 (avx2_pbroadcast<mode>): Add another alternative with v instead
3764 of x constraints in it, using <pbroadcast_evex_isa> isa.
3765 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
3767 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
3768 constraint x instead of v in second alternative, add avx512bw
3771 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
3772 constraint x instead of v in second alternative, add avx512bw
3775 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
3776 constraint x instead of v in second alternative, add avx512bw
3779 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
3780 avx512bw alternative.
3782 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3784 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
3786 (define_insn "*andnottf3"): Ditto.
3787 (define_insn "*<code><mode>3"/any_logic): Ditto.
3788 (define_insn "*<code>tf3"/any_logic): Ditto.
3789 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
3790 operand to block AVX-512VL insn variant emit when it is not enabled.
3792 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3794 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
3795 constraint fot SF mode.
3797 2016-05-18 Petr Murzin <petr.murzin@intel.com>
3798 Kirill Yukhin <kirill.yukhin@intel.com>
3800 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
3802 (define_insn "rsqrt14<mode>"): Ditto.
3803 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
3804 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
3805 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
3806 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
3807 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
3809 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
3810 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
3811 * config/i386/i386.c (ix86_print_operand): Expand check for size
3812 override codes for Intel syntax.
3814 2016-05-18 Richard Biener <rguenther@suse.de>
3816 PR tree-optimization/71168
3817 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
3818 initialization earlier.
3820 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
3822 * config/aarch64/aarch64-simd.md
3823 (aarch64_reduc_plus_internal<mode>): Rename to...
3824 (reduc_plus_scal): ...This, and remove previous implementation.
3826 2016-05-18 Richard Biener <rguenther@suse.de>
3828 * passes.def: Put late dse and cd_dce in canonical order.
3830 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
3832 * ipa-inline-transform.c (preserve_function_body_p): Look for
3833 first non-thunk clone.
3834 (save_function_body): Save into first non-thunk.
3835 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
3837 (lto_output_node): Inline thunks don't need body in every
3839 * lto-streamer-in.c: Do not fixup thunk clones.
3840 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
3842 * tree-inline.c (copy_bb): Be prepared for target node to be new after
3845 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3848 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
3849 (reassociate_bb): Call transform_add_to_multiply.
3851 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3853 * config/aarch64/aarch64.c (all_extensions): Removed unused
3856 2016-05-17 Nathan Sidwell <nathan@acm.org>
3858 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
3859 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
3861 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
3863 PR tree-optimization/54579
3865 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
3867 2016-05-17 Marek Polacek <polacek@redhat.com>
3870 * tree-inline.c (expand_call_inline): Call
3871 maybe_remove_unused_call_args.
3873 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
3875 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
3876 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
3877 * doc/md.texi (fmin@var{m}3): Likewise.
3879 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3881 * match.pd (X & C): New transformation.
3883 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3885 * match.pd (~X & Y): New transformation.
3887 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3889 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
3890 information for new SSA_NAME.
3891 (simplify_conversion_using_ranges): Get range through get_range_info
3892 instead of get_value_range.
3894 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3896 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
3897 Remove inline assembly.
3898 (vmvn_s16): Likewise.
3899 (vmvn_s32): Likewise.
3900 (vmvn_u8): Likewise.
3901 (vmvn_u16): Likewise.
3902 (vmvn_u32): Likewise.
3903 (vmvnq_s8): Likewise.
3904 (vmvnq_s16): Likewise.
3905 (vmvnq_s32): Likewise.
3906 (vmvnq_u8): Likewise.
3907 (vmvnq_u16): Likewise.
3908 (vmvnq_u32): Likewise.
3909 (vmvn_p8): Likewise.
3910 (vmvnq_p16): Likewise.
3912 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3914 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
3916 (vmul_n_s16): Likewise.
3917 (vmul_n_s32): Likewise.
3918 (vmul_n_u16): Likewise.
3919 (vmul_n_u32): Likewise.
3920 (vmulq_n_f32): Likewise.
3921 (vmulq_n_f64): Likewise.
3922 (vmulq_n_s16): Likewise.
3923 (vmulq_n_s32): Likewise.
3924 (vmulq_n_u16): Likewise.
3925 (vmulq_n_u32): Likewise.
3927 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3929 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
3930 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
3932 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3934 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
3935 to *aarch64_fma4_elt_from_dup<mode>.
3936 (*aarch64_fnma4_elt_to_128df): Rename to
3937 *aarch64_fnma4_elt_from_dup<mode>.
3938 * config/aarch64/arm_neon.h (vfma_n_f64): New.
3939 (vfms_n_f32): Likewise.
3940 (vfms_n_f64): Likewise.
3941 (vfmsq_n_f32): Likewise.
3942 (vfmsq_n_f64): Likewise.
3944 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
3946 * wide-int.h: Change fixed_wide_int_storage from class to struct.
3948 2016-05-17 Richard Biener <rguenther@suse.de>
3950 PR tree-optimization/71132
3951 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
3952 Only add control dependences for blocks in the loop.
3953 (build_rdg): Adjust.
3954 (generate_code_for_partition): Return whether loop should
3955 be destroyed and delay that.
3956 (distribute_loop): Likewise.
3957 (pass_loop_distribution::execute): Record loops to be destroyed
3958 and perform delayed destroying of loops.
3960 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3963 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
3965 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3967 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
3969 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
3972 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
3973 insertion point for instructions generated by validize_mem.
3975 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3977 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
3980 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3982 * config/aarch64/aarch64.c
3983 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
3984 rather than a macro.
3986 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3988 * doc/invoke.texi (AArch64 Options): Various updates.
3990 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3992 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
3993 into instrumentation thunks.
3994 * cif-code.def (CIF_CHKP): New.
3996 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
3998 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4000 2016-05-16 Martin Jambor <mjambor@suse.cz>
4002 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4003 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4005 2016-05-16 Marek Polacek <polacek@redhat.com>
4007 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4010 2016-05-16 Martin Jambor <mjambor@suse.cz>
4013 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4014 the outlined kernel function.
4016 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4018 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4019 (ISA_HAS_DLSA): Ditto.
4021 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4023 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4025 2016-05-16 Nathan Sidwell <nathan@acm.org>
4027 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4028 (nvptx_name_replacement): Restore. Add comment.
4029 (write_fn_proto, write_fn_proto_from_insn,
4030 nvptx_output_call_insn): Restore
4031 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4033 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4035 * config/aarch64/aarch64.md
4036 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4037 (add<mode>3_compareC_imm): Likewise.
4038 (<optab>si3_uxtw): Split into register and immediate variants.
4039 (andsi3_compare0_uxtw): Likewise.
4040 (and<mode>3_compare0): Likewise.
4041 (and<mode>3nr_compare0): Likewise.
4042 (stack_protect_test_<mode>): Don't use %x for memory operands.
4044 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4046 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4048 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4050 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4051 Split integer shifts into shift_reg and bfm.
4052 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4053 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4054 (ror<mode>3_insn): Likewise.
4055 (<optab>si3_insn_uxtw): Likewise.
4056 (<optab><mode>3_insn): Change to rotate_imm.
4057 (extr<mode>5_insn_alt): Likewise.
4058 (extrsi5_insn_uxtw): Likewise.
4059 (extrsi5_insn_uxtw_alt): Likewise.
4061 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4063 * doc/tm.texi: Regenerate.
4064 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4065 (TARGET_INVALID_RETURN_TYPE): Remove.
4066 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4067 TARGET_INVALID_RETURN_TYPE.
4068 * target.def (invalid_parameter_type): Remove.
4069 (invalid_return_type): Remove.
4071 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4073 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4074 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4076 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4078 (preserve_function_body_p): No need to preserve function body
4079 * cif-codes.def (CIF_THUNK): Remove.
4080 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4082 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4084 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4086 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4088 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4091 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4093 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4094 (inline_small_functions): Do not look for function symbol when
4097 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4099 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4102 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4103 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4104 Jiong Wang <jiong.wang@arm.com>
4106 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4107 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4108 Define __ARM_FP16_ARGS when appropriate.
4109 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4111 (arm_invalid_return_type): Likewise.
4112 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4113 (TARGET_INVALID_RETURN_TYPE): Remove.
4114 (aapcs_vfp_sub_candidate): Allow HFmode.
4115 (aapcs_vfp_allocate): Add comment. Support HFmode.
4116 (aapcs_vfp_allocate_return_reg): Likewise.
4117 (struct aapcs_cp_arg_layout): Slightly reword comments for
4118 is_return_candidate and allocate_return_reg.
4119 (output_mov_vfp): Update assert.
4120 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4122 (arm_invalid_parameter_type): Remove.
4123 (amr_invalid_return_type): Remove.
4124 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4125 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4126 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4128 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4130 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4131 * config/aarch64/arch64-protos.h
4132 (aarch64_legitimize_reload_address): Remove.
4133 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4136 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4138 * configure.ac: Add ACX_NONCANONICAL_HOST.
4139 * configure: Regenerate.
4140 * Makefile.in: Set host_noncanonical.
4142 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4145 * config/i386/i386.md (*movtf_internal): Before register allocation,
4146 do not allow FP constants for CM_MEDIUM memory model, allow only
4147 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4148 (*movxf_internal): Ditto.
4149 (*movdf_internal): Ditto.
4150 (*movsf_internal): Ditto.
4152 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4154 PR rtl-optimization/67483
4155 * combine.c (make_compound_operation): Don't call extract_left_shift
4156 with negative shift amounts.
4158 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4161 * fold-const.c (fold_checksum_tree): Allow modification
4162 of TYPE_ALIAS_SET during folding.
4164 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4165 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4166 (ix86_split_to_parts): Likewise. Fix up formatting.
4168 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4170 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4171 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4174 2016-05-13 Nathan Sidwell <nathan@acm.org>
4176 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4177 (nvptx_name_replacement): Delete.
4178 (write_fn_proto, write_fn_proto_from_insn,
4179 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4180 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4181 * langhooks.c (add_builtin_funcction_common): Call
4182 targetm.mangle_decl_assembler_name.
4184 * config/nvptx/nvptx.c (write_fn_proto): Handle
4185 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4187 2016-05-13 Martin Liska <mliska@suse.cz>
4189 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4190 and PRIu64 in printf format.
4192 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4194 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4197 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4199 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4200 Change --param max-completely-peeled-times to
4201 --param max-completely-peel-times in dump file printing.
4203 2016-05-13 Richard Biener <rguenther@suse.de>
4205 PR tree-optimization/42587
4206 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4207 (find_bswap_or_nop_1): Likewise.
4208 (bswap_replace): Likewise.
4210 2016-05-13 Martin Liska <mliska@suse.cz>
4212 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4213 Initialize a variable with default value.
4215 2016-05-13 Martin Liska <mliska@suse.cz>
4217 * doc/invoke.texi: Enhance explanation of error recovery
4220 2016-05-13 Martin Liska <mliska@suse.cz>
4222 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4223 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4224 (iv_inv_expr_ent *).
4225 (struct iv_inv_expr_ent): Comment struct fields.
4226 (sort_iv_inv_expr_ent): New function.
4227 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4228 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4229 a hash_map between iv_inv_expr_ent and number of usages.
4230 (niter_for_exit): Fix coding style.
4231 (tree_ssa_iv_optimize_init): Use renamed variable.
4232 (determine_base_object): Fix coding style.
4233 (alloc_iv): Likewise.
4234 (find_interesting_uses_outside): Likewise.
4235 (add_candidate_1): Likewise.
4236 (add_standard_iv_candidates): Likewise.
4237 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4238 (prepare_decl_rtl): Fix coding style.
4239 (get_address_cost): Likewise.
4240 (get_shiftadd_cost): Likewise.
4241 (force_expr_to_var_cost): Likewise.
4242 (compare_aff_trees): Likewise.
4243 (get_expr_id): Restructure the function.
4244 (get_loop_invariant_expr_id): Renamed to
4245 get_loop_invariant_expr.
4246 (get_computation_cost_at): Replace usage of inv_expr_id with
4248 (get_computation_cost): Likewise.
4249 (determine_group_iv_cost_generic): Likewise.
4250 (determine_group_iv_cost_address): Likewise.
4251 (iv_period): Fix coding style.
4252 (iv_elimination_compare_lt): Likewise.
4253 (may_eliminate_iv): Likewise.
4254 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4256 (determine_group_iv_costs): Dump invariant expressions.
4257 (iv_ca_recount_cost): Use the newly added hash_map.
4258 (iv_ca_set_remove_invariants): Fix coding style.
4259 (iv_ca_set_add_invariants): Fix coding style.
4260 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4262 (iv_ca_set_cp): Likewise.
4263 (iv_ca_new): Initialize the newly added hash_map and remove
4264 initialization of fields.
4265 (iv_ca_free): Delete the hash_map.
4266 (iv_ca_dump): Dump invariant expressions.
4267 (iv_ca_extend): Fix coding style.
4268 (try_add_cand_for): Likewise.
4269 (create_new_ivs): Dump information about # of avg iterations and
4270 # of used invariant expressions.
4271 (rewrite_use_compare): Fix coding style.
4272 (free_loop_data): Set default value for max_inv_expr_id.
4274 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4276 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4277 returned value cse_cfg_altered computation.
4278 (rest_of_handle_cse2): Likewise.
4279 (rest_of_handle_cse_after_global_opts): Likewise.
4281 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4284 * config/arm/arm.c (arm32_output_mi_thunk): New.
4285 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4286 to split Thumb1 vs TARGET_32BIT functionality.
4287 (arm_thumb1_mi_thunk): New.
4289 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4291 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4294 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4297 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4299 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4301 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4302 (expand_builtin_trap): Emit a regular call.
4303 (set_builtin_user_assembler_name): Remove obsolete cases.
4304 * dse.c (scan_insn): Adjust.
4305 * except.c: Include calls.h.
4306 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4307 emit a regular call to setjmp.
4308 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4309 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4310 (emit_block_move_via_libcall): Delete.
4311 (block_move_fn): Delete.
4312 (init_block_move_fn): Likewise.
4313 (emit_block_move_libcall_fn): Likewise.
4314 (emit_block_op_via_libcall): New function.
4315 (set_storage_via_libcall): Tidy up and use memset builtin.
4316 (block_clear_fn): Delete.
4317 (init_block_clear_fn): Likewise.
4318 (clear_storage_libcall_fn): Likewise.
4319 (expand_assignment): Call emit_block_move_via_libcall.
4320 Do not include gt-expr.h.
4321 * expr.h (emit_block_op_via_libcall): Declare.
4322 (emit_block_copy_via_libcall): New inline function.
4323 (emit_block_move_via_libcall): Likewise.
4324 (emit_block_comp_via_libcall): Likewise.
4325 (block_clear_fn): Delete.
4326 (init_block_move_fn): Likewise.
4327 (init_block_clear_fn): Likewise.
4328 (emit_block_move_via_libcall): Likewise.
4329 (set_storage_via_libcall): Add default parameter value.
4330 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4331 (abort_libfunc): Delete.
4332 (memcpy_libfunc): Likewise.
4333 (memmove_libfunc): Likewise.
4334 (memcmp_libfunc): Likewise.
4335 (memset_libfunc): Likewise.
4336 (setbits_libfunc): Likewise.
4337 (setjmp_libfunc): Likewise.
4338 (longjmp_libfunc): Likewise.
4339 (profile_function_entry_libfunc): Likewise.
4340 (profile_function_exit_libfunc): Likewise.
4341 (gcov_flush_libfunc): Likewise.
4342 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4343 and DECL_VISIBILITY on the declaration.
4344 (init_optabs): Do not initialize obsolete libfuncs.
4345 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4346 * tree-core.h (ECF_RET1): Define.
4347 (ECF_TM_PURE): Adjust.
4348 (ECF_TM_BUILTIN): Likewise.
4349 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4350 (build_common_builtin_nodes): Initialize abort builtin.
4351 Add ECF_RET1 on memcpy, memmove and memset builtins.
4352 Pass final flags for alloca and alloca_with_align builtins.
4353 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4355 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4356 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4357 set_storage_via_libcall and call emit_block_copy_via_libcall.
4359 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4361 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4362 DImode before it is passed to ix86_output_call_operand.
4363 (*call_value_got_x32): Ditto for operand 1.
4365 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4367 PR rtl-optimization/70904
4368 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4369 reload for wide mode.
4371 2016-05-12 Marek Polacek <polacek@redhat.com>
4374 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4375 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4376 * langhooks.h (incomplete_type_error): Likewise.
4377 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4378 parameter, pass it down to incomplete_type_error.
4379 * tree.h (size_in_bytes): New inline overload.
4380 (size_in_bytes_loc): Renamed from size_in_bytes.
4382 2016-05-12 Richard Biener <rguenther@suse.de>
4384 PR tree-optimization/71059
4385 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4386 nary before looking up or entering the expression into the VN
4388 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4389 Make sure to re-use NARYs without result as inserted by
4392 2016-05-12 Richard Biener <rguenther@suse.de>
4394 PR tree-optimization/71062
4395 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4397 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4398 vars_contains_restrict if the var is a restrict tag.
4399 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4400 do not disambiguate pointers against it.
4401 (dump_points_to_solution): Re-structure and adjust for new
4402 vars_contains_restrict flag.
4403 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4405 2016-05-12 Martin Liska <mliska@suse.cz>
4407 * doc/invoke.texi: Explain connection between
4408 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4410 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4412 PR tree-optimization/71006
4413 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4414 consider COND_EXPR as a mask producer.
4416 2016-05-12 Marek Polacek <polacek@redhat.com>
4419 * opts.c (common_handle_option): Detect missing argument for --help^.
4421 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4424 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4425 when popping the PC and within an interrupt handler routine.
4426 Add missing tab to output of "ldmfd".
4427 (output_return_instruction): Output LDMFD with SP update rather
4428 than POP when returning from interrupt handler.
4430 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4432 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4433 TARGET_64BIT && TARGET_AVX512DQ.
4434 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4435 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4436 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4437 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4438 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4439 (*vec_extractv4si_zext): Add avx512dq alternative.
4440 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
4441 use v instead of x constraint in other alternatives where possible.
4443 * config/i386/sse.md (sse2_loadld): Use v instead of x
4444 constraint in alternatives 0,1,4.
4446 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
4447 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
4448 v constraints instead of x and <pinsr_evex_isa> isa attribute.
4451 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
4452 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
4453 is not emitted unless TARGET_AVX512BW.
4454 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
4455 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
4456 for the result operand.
4458 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
4459 constraint instead of x in avx alternatives. Use maybe_evex instead
4462 * config/i386/constraints.md (Yv): New constraint.
4463 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
4464 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
4465 * config/i386/i386.md (avx512fvecmode): New mode attr.
4466 (*pushtf): Use v constraint instead of x.
4467 (*movtf_internal): Likewise. For TARGET_AVX512VL and
4468 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
4469 (*absneg<mode>2): Use Yv constraint instead of x constraint.
4470 (*absnegtf2_sse): Likewise.
4471 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
4472 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
4473 avx512f alternatives.
4474 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
4476 2016-05-12 Richard Biener <rguenther@suse.de>
4478 PR tree-optimization/71060
4479 * tree-data-ref.c (initialize_data_dependence_relation): Do not
4480 require exact match of DR_BASE_OBJECT but only matching address and
4483 2016-05-12 Richard Biener <rguenther@suse.de>
4485 PR tree-optimization/70986
4486 * cfganal.c: Include cfgloop.h.
4487 (dfs_find_deadend): Prefer to take edges exiting loops.
4489 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4491 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
4492 compile and run time.
4494 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
4497 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
4499 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
4501 * config/i386/i386.c (legitimize_pic_address): Use
4502 copy_to_suggested_reg instead of gen_movsi.
4504 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4506 * config/rs6000/predicates.md (quad_memory_operand): Move most of
4507 the code into quad_address_p and call it to share code with
4508 vsx_quad_dform_memory_operand.
4509 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
4511 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
4512 bit instead of being a separate word. Split -mpower9-dform into
4513 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4514 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
4515 for the register class supporting 128-bit quad word memory offsets.
4516 (mode_supports_vsx_dform_quad): Helper function to return if the
4517 register class uses quad word memory offsets.
4518 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
4519 (rs6000_debug_reg_global): Always print if we are using LRA or not.
4520 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
4521 instructions are enabled, set up the appropriate addr_masks for
4523 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
4524 -mpower9-dform-scalar, instead of -mpower9-dform.
4525 (rs6000_option_override_internal): Split -mpower9-dform into two
4526 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
4527 -mpower9-dform switch sets or clears both. If we are not using
4528 the LRA register allocator, do not enable -mpower9-dform-vector by
4529 default. If we are using LRA, enable -mpower9-dform-vector and
4530 -mvsx-timode if it is appropriate. Issue a warning if either
4531 -mpower9-dform-vector or -mvsx-timode are explicitly used without
4533 (quad_address_offset_p): New helper function to return if the
4534 offset is legal for quad word memory instructions.
4535 (quad_address_p): New function to determin if GPR or vector
4536 register quad word memory addresses are legal.
4537 (mem_operand_gpr): Validate quad word address offsets.
4538 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
4539 d-form (register + offset) instructions.
4540 (offsettable_ok_by_alignment): Likewise.
4541 (rs6000_legitimate_offset_address_p): Likewise.
4542 (legitimate_lo_sum_address_p): Likewise.
4543 (rs6000_legitimize_address): Likewise.
4544 (rs6000_legitimize_reload_address): Add more debug statements for
4546 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
4547 d-form instructions.
4548 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
4549 d-form instructions. Distinguish different cases in debug
4550 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
4551 d-form instructions.
4552 (rs6000_preferred_reload_class): Likewise.
4553 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
4554 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
4555 of the ISA 2.06 indexed memory instructions.
4556 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
4557 use them to save/restore the saved vector registers instead of
4558 using Altivec instructions.
4559 (rs6000_emit_epilogue): Likewise.
4560 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
4561 (rs6000_opt_masks): Split -mpower9-dform into
4562 -mpower9-dform-scalar and -mpower9-dform-vector.
4563 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
4565 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
4566 ISA 3.0 vector indexed memory instructions, and fold the code into
4567 the normal mov<mode> patterns.
4568 (p9_vecstore_<mode>): Likewise.
4569 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
4571 (vsx_movti_64bit): Likewise.
4572 (vsx_movti_32bit): Likewise.
4573 * config/rs6000/constraints.md (wO constraint): New constraint for
4574 ISA 3.0 vector d-form support.
4575 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
4576 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
4577 include -mpower9-dform-vector until we switch over to LRA.
4578 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
4579 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4580 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
4581 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4582 for -mpower9-dform and -mlra.
4583 * doc/md.texi (wO constraint): Document wO constraint.
4585 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
4587 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
4588 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
4589 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
4590 Move handling of non-insn arguments inline into the sole user:
4591 (output_trans_func): ...here.
4592 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
4593 in emitted function prototype.
4594 (output_internal_insn_latency_func): Ditto. Simplify.
4595 (output_internal_maximal_insn_latency_func): Ditto. Delete
4596 always-unused argument.
4597 (output_insn_latency_func): Ditto.
4598 (output_maximal_insn_latency_func): Ditto.
4600 2016-05-11 Richard Biener <rguenther@suse.de>
4602 PR tree-optimization/71055
4603 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
4604 sth with precision not equal to access size verify we don't chop
4607 2016-05-11 Richard Biener <rguenther@suse.de>
4610 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
4611 (dwarf2out_finish): Move retry_incomplete_types call ...
4612 (dwarf2out_early_finish): ... here.
4614 2016-05-11 Richard Biener <rguenther@suse.de>
4617 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
4618 if the langhook insists on it.
4619 * fold-const.c (make_bit_field_ref): Add arg for the original
4620 reference and preserve its alias-set.
4621 (decode_field_reference): Take exp by reference and adjust it
4622 to the original memory reference.
4623 (optimize_bit_field_compare): Adjust callers.
4624 (fold_truth_andor_1): Likewise.
4625 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
4627 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4630 * cfgrtl.h (delete_insn_and_edges): Now return bool.
4631 * cfgrtl.c (delete_insn_and_edges): Likewise.
4632 * config/i386/i386.c (convert_scalars_to_vector): Remove
4634 * cse.c (cse_insn): Compute cse_cfg_altered.
4635 (delete_trivially_dead_insns): Likewise.
4636 (cse_cc_succs): Likewise.
4637 (rest_of_handle_cse): Free dominance info if required.
4638 (rest_of_handle_cse2): Likewise.
4639 (rest_of_handle_cse_after_global_opts): Likewise.
4641 2016-05-11 Alan Modra <amodra@gmail.com>
4643 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
4644 abi_v4_pass_in_fpr): New functions.
4645 (rs6000_function_arg_boundary): Exclude complex IBM long double
4646 from 64-bit alignment when ABI_V4.
4647 (rs6000_function_arg, rs6000_function_arg_advance_1,
4648 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
4650 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
4652 PR rtl-optimization/71028
4653 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
4654 jump with just a return in the fallthrough block if the branch
4655 block contains just a return as well.
4657 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
4659 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
4660 * match.pd ((X & Y) ^ Y): ... this.
4661 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
4662 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
4664 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4666 * read-md.c (require_char_ws): New function.
4667 (read_string): Simplify using require_char_ws.
4668 (handle_constants): Likewise.
4669 (handle_enum): Likewise.
4670 (handle_file): Likewise.
4671 * read-md.h (require_char_ws): New declaration.
4672 * read-rtl.c (read_conditions): Simplify using require_char_ws.
4673 (read_mapping): Likewise.
4674 (read_rtx_code): Likewise.
4675 (read_nested_rtx): Likewise.
4677 2016-05-10 James Norris <jnorris@codesourcery.com>
4679 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
4680 if offloading is enabled and -fopenacc or -fopenmp is specified.
4681 (CRTOFFLOADEND): Likewise.
4682 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
4683 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
4685 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
4687 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
4688 gotoff_operand code paths. Use copy_to_suggested_regs and
4689 expand_simple_binop where appropriate. Cleanup.
4691 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4694 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
4696 (dimode_scalar_chain::vector_const_cost): New.
4697 (dimode_scalar_chain::compute_convert_gain): Handle constants.
4698 (dimode_scalar_chain::convert_op): Likewise.
4699 (dimode_scalar_chain::convert_insn): Likewise.
4701 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4703 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
4704 unary operation, not a binary one.
4706 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4709 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
4710 calls with type casted fndecl.
4712 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4714 PR tree-optimization/70786
4715 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
4716 * calls.c (initialize_argument_information): Bind bounds
4717 with corresponding args passed by reference.
4719 2016-05-10 Jakub Jelinek <jakub@redhat.com>
4722 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
4723 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
4724 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
4727 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4730 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
4731 code for a zero scale factor.
4732 (vsx_xvcvdpuxds_scale): Likewise.
4734 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4736 * diagnostic-show-locus.c (layout::layout): Call show_ruler
4737 if show_ruler_p was set on the context.
4738 (layout::show_ruler): New method.
4739 * diagnostic.h (struct diagnostic_context): Add field
4742 2016-05-10 Richard Biener <rguenther@suse.de>
4744 PR tree-optimization/71039
4745 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
4746 (chk_uses): New function.
4747 (propagate_with_phi): Verify we can safely replicate the lhs of an
4748 aggregate assignment on all incoming edges.
4750 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
4752 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
4754 (rx_atomic_sequence): New class.
4755 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
4756 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
4758 (rx_atomic_sequence::rx_atomic_sequence,
4759 rx_atomic_sequence::~rx_atomic_sequence): New functions.
4760 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
4761 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
4762 CTRLREG_INTB): New constants.
4763 (FETCHOP): New code iterator.
4764 (fethcop_name, fetchop_name2): New iterator code attributes.
4765 (QIHI): New mode iterator.
4766 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
4767 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
4768 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
4770 2016-05-10 Martin Liska <mliska@suse.cz>
4772 * tree-inline.c (remap_dependence_clique): Do not remap
4773 debugging statements.
4775 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4777 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
4778 ("*fixuns_truncdfdi2_z13")
4779 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
4780 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
4781 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
4783 2016-05-10 Richard Biener <rguenther@suse.de>
4785 PR tree-optimization/70497
4786 PR tree-optimization/28367
4787 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
4789 (visit_reference_op_load): ... here.
4790 (vn_reference_lookup_3): Use it to handle subreg-like accesses
4791 with simplified BIT_FIELD_REFs.
4792 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
4793 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
4796 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4798 * dwarf2out.c (add_abstract_origin_attribute): Adjust
4799 documentation comment. For BLOCK nodes, add a
4800 DW_AT_abstract_origin attribute that points to the DIE generated
4801 for the origin BLOCK.
4802 (gen_lexical_block_die): Call add_abstract_origin_attribute for
4803 blocks from inlined functions.
4805 2016-05-10 Alan Modra <amodra@gmail.com>
4808 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
4809 regrename modifying insns saving lr before __morestack call.
4810 * config/rs6000/rs6000.md (split_stack_return): Similarly for
4811 insns restoring lr after __morestack call.
4813 2016-05-09 Jakub Jelinek <jakub@redhat.com>
4815 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
4816 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
4818 * config/i386/sse.md (vec_interleave_high<mode>,
4819 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
4820 <avx512>_vpermt2var<mode>3_maskz): Likewise.
4822 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4824 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
4825 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
4826 parallel reassociation for power8 and forward.
4828 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
4830 * config/i386/i386.md (absneg splitters with general regs): Use
4831 general_reg_operand predicate.
4832 (btsq peephole2): Use x86_64_immediate_operand to check if new
4833 value is suitable for immediate operand. Generate emitted insn
4834 using RTL expressions.
4835 (btcq peephole2): Ditto.
4836 (btrq peephole2): Ditto. Generate correct immediate operand
4839 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4841 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
4844 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4846 * tree-affine.c (wide_int_constant_multiple_p): Add missing
4847 pointer dereference.
4849 2016-05-09 Richard Biener <rguenther@suse.de>
4851 PR tree-optimization/70985
4852 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
4853 op0 isn't a gimple register.
4855 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
4857 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
4858 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
4859 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
4860 (i6400_fpu_mult): New cpu units.
4861 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
4862 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
4863 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
4864 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
4865 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
4866 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
4867 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
4868 (i6400_msa_long_float4, i6400_msa_long_float5)
4869 (i6400_msa_long_float8, i6400_msa_fdiv_df)
4870 (i6400_msa_fdiv_sf): New reservations.
4871 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
4872 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
4873 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
4874 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
4875 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
4876 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
4877 (msa_short_cmp, msa_short_float2, msa_short_logic3)
4878 (msa_short_store4, msa_long_load, msa_short_store)
4879 (msa_long_logic, msa_long_float2, msa_long_float4)
4880 (msa_long_float5, msa_long_float8, msa_long_mult)
4881 (msa_long_fdiv, msa_long_div): New reservations.
4883 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
4884 Sameera Deshpande <sameera.deshpande@imgtec.com>
4885 Matthew Fortune <matthew.fortune@imgtec.com>
4886 Graham Stott <graham.stott@imgtec.com>
4887 Chao-ying Fu <chao-ying.fu@imgtec.com>
4889 * config.gcc: Add MSA header file for mips*-*-* target.
4890 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
4891 (Ubv8i, Urv8): New constraints.
4892 * config/mips/mips-ftypes.def: Add function types for MSA
4894 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
4895 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
4896 * config/mips/mips-msa.md: New file.
4897 * config/mips/mips-protos.h
4898 (mips_split_128bit_const_insns): New prototype.
4899 (mips_msa_idiv_insns): Likewise.
4900 (mips_split_128bit_move): Likewise.
4901 (mips_split_128bit_move_p): Likewise.
4902 (mips_split_msa_copy_d): Likewise.
4903 (mips_split_msa_insert_d): Likewise.
4904 (mips_split_msa_fill_d): Likewise.
4905 (mips_expand_msa_branch): Likewise.
4906 (mips_const_vector_same_val_p): Likewise.
4907 (mips_const_vector_same_bytes_p): Likewise.
4908 (mips_const_vector_same_int_p): Likewise.
4909 (mips_const_vector_shuffle_set_p): Likewise.
4910 (mips_const_vector_bitimm_set_p): Likewise.
4911 (mips_const_vector_bitimm_clr_p): Likewise.
4912 (mips_msa_vec_parallel_const_half): Likewise.
4913 (mips_msa_output_division): Likewise.
4914 (mips_ldst_scaled_shift): Likewise.
4915 (mips_expand_vec_cond_expr): Likewise.
4916 * config/mips/mips.c (enum mips_builtin_type): Add
4917 MIPS_BUILTIN_MSA_TEST_BRANCH.
4918 (mips_gen_const_int_vector_shuffle): New prototype.
4919 (mips_const_vector_bitimm_set_p): New function.
4920 (mips_const_vector_bitimm_clr_p): Likewise.
4921 (mips_const_vector_same_val_p): Likewise.
4922 (mips_const_vector_same_bytes_p): Likewise.
4923 (mips_const_vector_same_int_p): Likewise.
4924 (mips_const_vector_shuffle_set_p): Likewise.
4925 (mips_symbol_insns): Forbid loading symbols via immediate for
4927 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
4929 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
4931 (mips_lx_address_p): Add support load indexed address for MSA.
4932 (mips_address_insns): Add calculation of instructions needed for
4933 stores and loads for MSA.
4934 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
4935 CONST_VECTOR for MSA and let it fall through.
4936 (mips_ldst_scaled_shift): New function.
4937 (mips_subword_at_byte): Likewise.
4938 (mips_msa_idiv_insns): Likewise.
4939 (mips_legitimize_move): Validate MSA moves.
4940 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
4941 calculation of costs for MSA division.
4942 (mips_split_move_p): Check if MSA moves need splitting.
4943 (mips_split_move): Split MSA moves if necessary.
4944 (mips_split_128bit_move_p): New function.
4945 (mips_split_128bit_move): Likewise.
4946 (mips_split_msa_copy_d): Likewise.
4947 (mips_split_msa_insert_d): Likewise.
4948 (mips_split_msa_fill_d): Likewise.
4949 (mips_output_move): Handle MSA moves.
4950 (mips_expand_msa_branch): New function.
4951 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
4952 Reinstate 'y' modifier.
4953 (mips_file_start): Add MSA .gnu_attribute.
4954 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
4956 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
4957 (mips_class_max_nregs): Add register size for MSA supported mode.
4958 (mips_cannot_change_mode_class): Allow conversion between MSA
4959 vector modes and TImode.
4960 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
4962 (mips_secondary_reload_class): Force MSA loads/stores via memory.
4963 (mips_preferred_simd_mode): Add preffered modes for MSA.
4964 (mips_vector_mode_supported_p): Add MSA supported modes.
4965 (mips_autovectorize_vector_sizes): New function.
4966 (mips_msa_output_division): Likewise.
4967 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
4968 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
4969 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
4970 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
4971 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
4972 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
4973 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
4974 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
4975 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
4976 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
4977 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
4978 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
4979 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
4980 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
4981 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
4982 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
4983 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
4984 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
4985 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
4986 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
4987 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
4988 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
4989 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
4990 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
4991 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
4992 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
4993 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
4994 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
4995 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
4996 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
4997 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
4998 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
4999 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5000 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5001 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5002 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5003 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5004 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5005 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5006 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5007 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5008 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5009 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5010 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5011 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5012 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5013 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5014 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5015 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5016 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5017 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5018 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5019 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5020 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5021 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5022 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5023 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5024 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5025 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5026 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5027 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5028 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5029 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5030 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5031 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5032 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5033 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5034 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5035 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5036 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5037 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5038 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5039 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5040 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5041 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5042 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5043 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5044 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5045 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5046 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5047 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5048 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5049 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5050 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5051 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5052 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5053 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5054 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5055 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5056 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5057 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5058 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5059 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5060 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5061 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5062 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5063 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5064 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5065 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5066 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5067 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5068 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5069 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5070 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5071 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5072 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5073 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5074 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5075 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5076 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5077 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5078 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5079 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5080 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5081 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5082 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5083 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5084 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5085 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5086 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5087 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5088 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5089 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5090 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5091 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5092 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5093 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5094 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5095 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5096 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5097 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5098 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5099 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5100 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5101 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5102 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5103 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5104 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5105 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5106 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5107 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5108 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5109 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5110 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5111 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5112 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5113 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5114 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5115 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5116 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5117 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5119 (mips_get_builtin_decl_index): New array.
5120 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5121 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5122 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5123 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5124 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5126 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5128 (mips_expand_builtin_insn): Prepare operands for
5129 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5130 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5131 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5132 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5133 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5134 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5135 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5136 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5137 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5138 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5139 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5140 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5141 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5142 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5143 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5144 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5145 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5146 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5147 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5148 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5149 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5150 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5151 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5152 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5153 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5154 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5155 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5156 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5157 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5158 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5159 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5160 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5161 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5162 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5163 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5164 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5165 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5166 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5167 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5168 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5169 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5170 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5171 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5172 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5173 These are set implicitly and an error is reported if overridden.
5174 (mips_expand_builtin_msa_test_branch): New function.
5175 (mips_expand_msa_shuffle): Likewise.
5176 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5177 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5178 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5179 (mips_expand_vec_unpack): Add support for MSA.
5180 (mips_expand_vector_init): Likewise.
5181 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5182 instead of const0_rtx.
5183 (mips_msa_vec_parallel_const_half): New function.
5184 (mips_gen_const_int_vector): Likewise.
5185 (mips_gen_const_int_vector_shuffle): Likewise.
5186 (mips_expand_msa_cmp): Likewise.
5187 (mips_expand_vec_cond_expr): Likewise.
5188 * config/mips/mips.h
5189 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5190 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5192 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5193 (ISA_HAS_MSA): New macro.
5194 (UNITS_PER_MSA_REG): Likewise.
5195 (BITS_PER_MSA_REG): Likewise.
5196 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5197 (MSA_REG_FIRST): New macro.
5198 (MSA_REG_LAST): Likewise.
5199 (MSA_REG_NUM): Likewise.
5200 (MSA_REG_P): Likewise.
5201 (MSA_REG_RTX_P): Likewise.
5202 (MSA_SUPPORTED_MODE_P): Likewise.
5203 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5204 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5205 * config/mips/mips.md: Include mips-msa.md.
5206 (alu_type): Add simd_add.
5207 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5208 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5209 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5210 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5211 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5212 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5213 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5214 simd_move, simd_load, simd_store. Choose "multi" for moves
5216 (qword_mode): New attribute.
5217 (insn_count): Add instruction count for quad moves.
5218 Increase the count for MIPS SIMD division.
5219 (UNITMODE): Add UNITMODEs for vector types.
5220 (addsub): New code iterator.
5221 * config/mips/mips.opt (mmsa): New option.
5222 * config/mips/msa.h: New file.
5223 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5225 * config/mips/mti-linux.h: Likewise.
5226 * config/mips/predicates.md
5227 (const_msa_branch_operand): New constraint.
5228 (const_uimm3_operand): Likewise.
5229 (const_uimm4_operand): Likewise.
5230 (const_uimm5_operand): Likewise.
5231 (const_uimm8_operand): Likewise.
5232 (const_imm5_operand): Likewise.
5233 (aq10b_operand): Likewise.
5234 (aq10h_operand): Likewise.
5235 (aq10w_operand): Likewise.
5236 (aq10d_operand): Likewise.
5237 (const_m1_operand): Likewise.
5238 (reg_or_m1_operand): Likewise.
5239 (const_exp_2_operand): Likewise.
5240 (const_exp_4_operand): Likewise.
5241 (const_exp_8_operand): Likewise.
5242 (const_exp_16_operand): Likewise.
5243 (const_vector_same_val_operand): Likewise.
5244 (const_vector_same_simm5_operand): Likewise.
5245 (const_vector_same_uimm5_operand): Likewise.
5246 (const_vector_same_uimm6_operand): Likewise.
5247 (const_vector_same_uimm8_operand): Likewise.
5248 (par_const_vector_shf_set_operand): Likewise.
5249 (reg_or_vector_same_val_operand): Likewise.
5250 (reg_or_vector_same_simm5_operand): Likewise.
5251 (reg_or_vector_same_uimm6_operand): Likewise.
5252 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5254 * doc/invoke.texi (-mmsa): Document new option.
5256 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5258 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5259 * configure: Regenerate.
5260 * config.in: Regenerate.
5261 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5263 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5264 (ENDFILE_VTV_SPEC): Define.
5266 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5268 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5269 registers in all interrupt handlers if necessary.
5270 (rl78_option_override): Add warning.
5271 (MUST_SAVE_MDUC_REGISTERS): New macro.
5272 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5273 * config/rl78/rl78.c (check_mduc_usage): New function.
5274 (mduc_regs): New structure to hold MDUC register data.
5275 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5276 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5277 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5278 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5279 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5280 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5282 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5284 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5285 (tree-ssa-loop-niter.h): Ditto.
5286 (idx_within_array_bound, ref_within_array_bound): New functions.
5287 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5288 Factor out check on writable base object to ...
5289 (base_object_writable): ... here.
5291 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5293 * config/arm/arm.md (probe_stack): Add modes to set source
5296 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5298 * regrename.c (base_reg_class_for_rename): New static function.
5299 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5301 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5303 * cgraph.c (thunk_adjust): Export.
5304 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5305 * cgraphunit.c (thunk_adjust): Export.
5306 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5308 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5310 * tree-inline.c (expand_call_inline): Expand thunks inline.
5312 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5315 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5316 (*sse2_vd_cvtss2sd): Ditto.
5317 * config/i386/i386.md
5318 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5319 Generate *sse2_vd_cvtsd2ss pattern.
5320 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5321 Generate *sse2_vd_cvtss2sd pattern.
5323 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5325 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5326 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5329 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5331 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5332 * config/sh/sh.c: Define and declare variables on first use throughout
5334 (current_function_interrupt): Change to bool type.
5335 (frame_insn): Rename to emit_frame_insn and update users.
5336 (push_regs): Use bool for 'interrupt_handler' argument.
5337 (save_schedule_s): Remove.
5338 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5339 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5340 targetm.asm_out.unaligned_op.di.
5341 (gen_far_branch): Remove redundant forward declaration.
5342 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5343 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5344 (sh_set_return_address, sh_function_ok_for_sibcall,
5345 scavenge_reg): Update comments.
5346 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5347 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5348 (sh_attr_renesas_p): Remove unnecessary parentheses.
5349 (branch_dest): Simplify.
5350 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5351 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5352 (CUMULATIVE_ARGS): Change macro to typedef.
5353 (current_function_interrupt): Change to bool type.
5354 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5355 Surround with __cplusplus ifdef.
5356 (sh_compare_op0, sh_compare_op1): Remove.
5357 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5359 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5361 * config/arm/arm.md: (arch): Add neon.
5362 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5363 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5364 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5365 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5366 attributes for alt renumbering. Mark alt 3 as non-predicable.
5367 (thumb2_movdf_vfp): Likewise.
5369 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5371 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5372 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5373 (*andqi_1): Add preferred_for_speed attribute to disparage
5374 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5375 (*<code>qi_1): Ditto.
5376 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5377 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5378 (*ashlqi3_1): Ditto.
5379 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5380 Add preferred_for_size attribute to disparage alternative 0 and
5381 preferred_for_speed attribute to disparage alternative 1 for
5382 TARGET_PARTIAL_REG_STALL targets.
5384 2016-05-07 Tom de Vries <tom@codesourcery.com>
5386 PR tree-optimization/70956
5387 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5390 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5392 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5393 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5394 * config/sh/sh.md (branch_zero): Remove define_attr.
5395 (define_delay): Disable delay slot if branch distance is one insn.
5397 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5399 * config/i386/i386.md (LEAMODE): New mode attribute.
5400 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5401 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5402 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5403 operand 2 predicate.
5404 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5405 (*lea<mode>_general_3): Ditto.
5406 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5408 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5410 * genmddump.c (main): Convert argv from char ** to const char **.
5412 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5414 * coretypes.h (OVERRIDE): New macro.
5417 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5419 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5420 allow coalescing if the types are compatible.
5422 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5424 * pass_manager.h (pass_manager::register_pass_name): New method.
5425 (pass_manager::get_pass_by_name): New method.
5426 (pass_manager::create_pass_tab): New method.
5427 (pass_manager::m_name_to_pass_map): New field.
5428 * passes.c (name_to_pass_map): Delete global in favor of field
5429 "m_name_to_pass_map" of pass_manager.
5430 (register_pass_name): Rename from a function to...
5431 (pass_manager::register_pass_name): ...this method, updating
5432 for renaming of global "name_to_pass_map" to field
5433 "m_name_to_pass_map".
5434 (create_pass_tab): Rename from a function to...
5435 (pass_manager::create_pass_tab): ...this method, updating
5436 for renaming of global "name_to_pass_map" to field.
5437 (get_pass_by_name): Rename from a function to...
5438 (pass_manager::get_pass_by_name): ...this method.
5439 (enable_disable_pass): Convert use of get_pass_by_name to
5440 a method call, locating the pass_manager singleton.
5442 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5444 * genattr-common.c (main): Convert argv from char ** to const char **.
5445 * genattr.c (main): Likewise.
5446 * genattrtab.c (main): Likewise.
5447 * genautomata.c (initiate_automaton_gen): Likewise.
5449 * gencodes.c (main): Likewise.
5450 * genconditions.c (main): Likewise.
5451 * genconfig.c (main): Likewise.
5452 * genconstants.c (main): Likewise.
5453 * genemit.c (main): Likewise.
5454 * genenums.c (main): Likewise.
5455 * genextract.c (main): Likewise.
5456 * genflags.c (main): Likewise.
5457 * genmddeps.c (main): Likewise.
5458 * genopinit.c (main): Likewise.
5459 * genoutput.c (main): Likewise.
5460 * genpeep.c (main): Likewise.
5461 * genpreds.c (main): Likewise.
5462 * genrecog.c (main): Likewise.
5463 * gensupport.c (init_rtx_reader_args_cb): Likewise.
5464 (init_rtx_reader_args): Likewise.
5465 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5466 (init_rtx_reader_args): Likewise.
5467 * gentarget-def.c (main): Likewise.
5468 * read-md.c (read_md_files): Likewise.
5469 * read-md.h (read_md_files): Likewise.
5471 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5473 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
5474 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
5475 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
5476 Remove unused predicate.
5477 (register_and_not_fp_reg_operand): Ditto.
5479 2016-05-06 Martin Liska <mliska@suse.cz>
5481 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
5482 instead of vec as the vector is local to the function.
5484 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5486 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
5487 avx512bw alternative.
5489 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
5490 before the ashr<mode>3 pattern.
5492 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
5493 v instead of x in vex or maybe_vex alternatives, use
5494 maybe_evex instead of vex in prefix.
5496 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
5497 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
5498 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
5499 in vex or maybe_vex alternatives, use maybe_evex instead of vex
5502 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): 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 (sse_shufps_<mode>, sse_storehps, sse_loadhps,
5507 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
5508 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
5509 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
5510 alternatives, use maybe_evex instead of vex in prefix.
5512 * config/i386/sse.md (vec_interleave_lowv4sf,
5513 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
5514 v instead of x in vex or maybe_vex alternatives, use
5515 maybe_evex instead of vex in prefix.
5517 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
5518 v instead of x in vex or maybe_vex alternatives, use
5519 maybe_evex instead of vex in prefix.
5521 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
5522 v constraint instead of x.
5524 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
5526 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
5527 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
5530 2016-05-06 Richard Biener <rguenther@suse.de>
5532 PR tree-optimization/70948
5533 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
5534 Properly clobber all fields of va_list for __builtin_va_start.
5536 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
5539 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
5540 loop latch destination.
5542 2016-05-06 Martin Liska <mliska@suse.cz>
5544 * tree-ssa-uninit.c: Apply manual changes
5545 to the GNU coding style.
5546 (prune_uninit_phi_opnds): Rename from
5547 prune_uninit_phi_opnds_in_unrealizable_paths.
5549 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5551 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
5552 mspace): Remove deprecated options.
5553 * doc/invoke.texi (SH options): Remove -mspace.
5555 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5557 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
5559 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5561 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
5562 corresponding combine split pattern.
5564 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5567 * config/sh/predicates.md (long_displacement_mem_operand): New.
5568 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
5569 Add movi20, movi20s alternatives. Adjust length attribute for
5571 (movsi_ie): Allow for any FPU. Adjust length attribute for
5573 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
5574 attribute for alternatives.
5575 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
5576 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
5577 length attribute for alternatives.
5579 2016-05-06 Richard Biener <rguenther@suse.de>
5581 PR tree-optimization/70960
5582 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
5584 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5587 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
5588 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
5590 2016-05-06 Marek Polacek <polacek@redhat.com>
5593 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
5595 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5598 * config/sh/sh.md (*rotcr): Add another variant.
5600 2016-05-06 Richard Biener <rguenther@suse.de>
5603 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
5605 2016-05-06 Richard Biener <rguenther@suse.de>
5608 * fold-const.c (split_tree): Always convert to the original type
5611 2016-05-06 Richard Biener <rguenther@suse.de>
5613 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
5614 (fwprop_addr): Likewise.
5616 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5619 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
5621 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
5622 * config/i386/i386.md (push mem splitter): Use find_constant_src in
5623 the splitter condition.
5624 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
5625 the splitter condition.
5626 (FP float_extend load splitter): Ditto.
5628 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
5630 * config/i386/i386.md (peehole2 patterns): Change true_regnum
5631 to REGNO in all peephole2 patterns.
5632 (post-reload splitters): Change true_regnum to REGNO in
5633 post-reload splitters.
5634 (zero_extend splitters): Use general_reg_operand and
5635 nonimmediate_gr_operand predicates.
5637 2016-05-05 Jakub Jelinek <jakub@redhat.com>
5639 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
5640 v constraint instead of x.
5642 2016-05-05 Alan Modra <amodra@gmail.com>
5645 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
5646 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
5647 TARGET_NO_FP_IN_TOC for -mrelocatable.
5648 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
5649 TARGET_RELOCATABLE test.
5650 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5651 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5652 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5653 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5654 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5655 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5656 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5657 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5658 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
5659 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5661 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
5662 (rs6000_stack_info): Likewise.
5663 (rs6000_elf_asm_out_constructor): Likewise.
5664 (rs6000_elf_asm_out_destructor): Likewise.
5665 (rs6000_elf_declare_function_name): Likewise.
5666 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
5667 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
5670 2016-05-05 Alan Modra <amodra@gmail.com>
5672 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
5674 2016-05-05 Alan Modra <amodra@gmail.com>
5676 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
5677 out-of-line gpr restore for one or two regs if that would add
5680 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
5683 * config/i386/i386.md
5684 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
5685 Change to post-epilogue_completed late splitter. Use sse_reg_operand
5686 as operand 0 predicate.
5687 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
5689 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
5690 Ditto. Emit the pattern using RTX.
5692 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
5693 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
5694 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
5695 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
5697 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
5698 sse_reg_operand as operand 0 predicate.
5700 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
5701 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
5702 instead of gen_rtx_REG.
5703 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
5706 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5708 * function.c (emit_use_return_register_into_block): Delete.
5709 (gen_return_pattern): Delete.
5710 (emit_return_into_block): Delete.
5711 (active_insn_between): Delete.
5712 (convert_jumps_to_returns): Delete.
5713 (emit_return_for_exit): Delete.
5714 (thread_prologue_and_epilogue_insns): Delete all code dealing with
5715 simple_return for shrink-wrapped blocks.
5716 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
5717 end of blocks that need one.
5718 (get_unconverted_simple_return): Delete.
5719 (convert_to_simple_return): Delete.
5720 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
5721 (convert_to_simple_return): Ditto.
5723 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5725 * cfgcleanup.c (bb_is_just_return): New function.
5726 (try_optimize_cfg): Simplify jumps to return, branches to return,
5727 and branches around return.
5729 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5731 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
5734 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5738 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
5739 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
5740 assert flags & OEP_HASH_CHECK, instead of asserting it
5741 never happens. Handle TARGET_EXPR.
5742 * fold-const.c (operand_equal_p): For hash verification,
5743 or in OEP_HASH_CHECK into flags.
5745 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
5747 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
5749 (compute_samebase_partition_bases): Fix typo.
5751 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5753 * config/i386/sse.md (vec_interleave_highv8sf,
5754 vec_interleave_lowv8sf, vec_interleave_highv4df,
5755 vec_interleave_lowv4df): Remove constraints from expanders.
5757 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
5759 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5761 * tree-inline.c (expand_call_inline): Fix path dealing with
5762 making lhs of call statement undefined.
5764 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5766 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
5767 Check availability on NODE, too.
5768 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
5769 (cgraph_node::call_for_symbol_and_aliases): Likewise.
5770 (varpool_node::call_for_symbol_and_aliase): Likewise.
5771 * ipa-pure-const.c (add_new_function): Analyze all bodies.
5772 (propagate_pure_const): Propagate across interposable functions, too.
5773 (skip_function_for_local_pure_const): Do not skip interposable bodies
5775 (pass_local_pure_const::execute): Update.
5777 2016-05-04 Marek Polacek <polacek@redhat.com>
5779 * doc/invoke.texi: Document -Wdangling-else.
5781 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5783 * config.gcc: Error out when conflicting multilib is detected. Do not
5784 loop over multilibs since no combination is legal.
5786 2016-05-04 Alan Modra <amodra@gmail.com>
5788 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
5789 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
5790 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5793 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
5795 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
5796 Clean up p5600 comments.
5798 2016-05-04 Richard Biener <rguenther@suse.de>
5800 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
5801 constructor simplifications.
5802 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
5804 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
5806 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
5807 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
5808 result.set_rtx is null instead of aborting.
5809 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
5811 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
5812 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
5813 *mov<mode>_store_postinc): New patterns.
5815 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
5817 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
5818 as commutative. Check both conversions are NOP.
5819 ((A & B) OP (C & B)): Remove.
5821 2016-05-04 Alan Modra <amodra@gmail.com>
5823 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
5825 2016-05-04 Alan Modra <amodra@gmail.com>
5828 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
5829 when cr2,3,4 are all fixed regs.
5831 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
5833 PR rtl-optimization/57193
5834 * opts.c (default_options_table): Revert OPT_frename_registers change.
5835 * doc/invoke.texi (-frename-registers, -O2): Likewise.
5837 2016-05-03 Martin Sebor <msebor@redhat.com>
5840 * builtins.c (fold_builtin_FILE): New function.
5841 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
5842 (fold_builtin_0): Call them.
5843 * gimplify.c (gimplify_call_expr): Remove the handling of
5844 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
5847 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
5848 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
5852 * doc/extend.texi (Function Names as Strings): Update __func__,
5853 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
5856 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5857 Richard Biener <rguenther@suse.de>
5859 PR tree-optimization/70916
5860 * tree-if-conv.c: Include cfganal.h.
5861 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
5862 and remove_fake_exit_edges around the optimization pass.
5864 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
5866 * cgraph.c (symbol_table::create_edge): Set inline_failed.
5867 (cgraph_edge::make_direct): Likewise.
5868 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
5869 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
5870 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
5871 (CIF_THUNK): New code.
5872 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
5873 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
5874 (compute_inline_parameters): Set inline_failed for thunks.
5875 (inline_analyze_function): Cleanup.
5876 * ipa-inline.c (can_inline_edge_p): Do not deal with
5877 call_stmt_cannot_inline_p.
5878 (can_early_inline_edge_p): Likewise.
5879 (early_inliner): Initialize inline_failed.
5880 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
5882 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
5884 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
5885 from nonimm_ssenomem_operand.
5886 (nonimm_ssenomem_operand): New predicate.
5887 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
5888 as operand 0 predicate.
5889 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
5890 Disable unsupported alternatives using "enabled" attribute.
5891 Use register_ssemem_operand as operand 0 predicate.
5892 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
5894 2016-05-03 Marek Polacek <polacek@redhat.com>
5897 * input.c (expansion_point_location): New function.
5898 * input.h (expansion_point_location): Declare.
5900 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
5902 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
5903 occurence with frame_offset_ ones.
5905 2016-05-03 Alan Modra <amodra@gmail.com>
5907 PR rtl-optimization/70890
5908 * ira.c (combine_and_move_insns): When moving def_insn, remove
5911 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
5913 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
5914 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
5915 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
5916 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
5918 2016-05-03 Alan Modra <amodra@gmail.com>
5920 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
5921 for SAVE_MULTIPLE/STORE_MULTIPLE.
5923 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5925 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
5926 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
5928 2016-05-03 Richard Biener <rguenther@suse.de>
5930 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
5932 (gimplify_arg): Likewise.
5933 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
5934 re-writing the result to a decl if required.
5935 (internal_get_tmp_var): Add allow_ssa parameter
5936 and override into_ssa with it.
5937 (get_formal_tmp_var): Adjust.
5938 (get_initialized_tmp_var): Add allow_ssa parameter.
5939 (gimplify_arg): Add allow_ssa parameter and avoid generating
5940 SSA names for the result false.
5941 (gimplify_call_expr): If the call may return twice do not
5942 gimplify parameters into SSA.
5943 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
5944 (gimplify_modify_expr): Adjust assert. For noreturn calls
5945 with a SSA name LHS adjust its def.
5946 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
5947 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
5948 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
5949 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
5950 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
5951 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
5952 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
5953 (optimize_target_teams): Do not allow SSA names for clause operands.
5954 (gimplify_expr): Likewise for where we mark the result addressable.
5955 * passes.def (pass_init_datastructures): Remove.
5956 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
5957 (rewrite_stmt): Likewise.
5958 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
5959 (replace_locals_op): Replace SSA names.
5960 (copy_gimple_seq_and_replace_locals): Init src_cfun.
5961 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
5962 * cgraph.c (release_function_body): Free CFG annotations only
5963 when we have a CFG. Simplify.
5964 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5965 force_gimple_operand instead of get_initialized_tmp_var.
5966 * tree-pass.h (make_pass_init_datastructures): Remove.
5967 * tree-ssa.c (execute_init_datastructures): Remove.
5968 (pass_data_init_datastructures): Likewise.
5969 (class pass_init_datastructures): Likewise.
5970 (make_pass_init_datastructures): Likewise.
5971 * omp-low.c (create_omp_child_function): Init SSA data structures.
5972 (grid_expand_target_grid_body): Likewise.
5973 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
5974 name before adding it to names_to_release.
5975 (remove_bb): Always release SSA defs.
5976 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
5977 before dereferencing it.
5978 * cgraphunit.c (init_lowered_empty_function): Always
5979 int SSA data structures.
5980 * tree-ssanames.c (release_defs): Remove assert that we are in
5982 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
5984 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5985 Uros Bizjak <ubizjak@gmail.com>
5987 PR rtl-optimization/70467
5988 * config/i386/predicates.md (x86_64_hilo_int_operand,
5989 x86_64_hilo_general_operand): New predicates.
5990 * config/i386/constraints.md (Wd): New constraint.
5991 * config/i386/i386.md (mode attr di): Use Wd instead of e.
5992 (general_hilo_operand): New mode attr.
5993 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
5994 instead of <general_operand>.
5995 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
5996 x86_64_hilo_general_operand instead of <general_operand>.
5998 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6000 PR tree-optimization/70916
6001 * tree-if-conv.c (constant_or_ssa_name): Removed.
6002 (fold_build_cond_expr): Use is_gimple_val instead of
6003 constant_or_ssa_name.
6005 PR tree-optimization/70916
6006 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6007 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6010 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6011 (optimize_atomic_bit_test_and): New function.
6012 (pass_fold_builtins::execute): Use it.
6013 * optabs.def (atomic_bit_test_and_set_optab,
6014 atomic_bit_test_and_complement_optab,
6015 atomic_bit_test_and_reset_optab): New optabs.
6016 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6017 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6018 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6019 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6020 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6021 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6022 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6023 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6024 atomic_bit_test_and_complement@var{mode},
6025 atomic_bit_test_and_reset@var{mode}): Document.
6026 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6027 atomic_bit_test_and_complement<mode>,
6028 atomic_bit_test_and_reset<mode>): New expanders.
6029 (atomic_bit_test_and_set<mode>_1,
6030 atomic_bit_test_and_complement<mode>_1,
6031 atomic_bit_test_and_reset<mode>_1): New insns.
6033 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6035 PR rtl-optimization/70687
6036 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6037 instead of unsigned HOST_WIDE_INT.
6039 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6041 PR rtl-optimization/44281
6042 * hard-reg-set.h (struct target_hard_regs): New field
6043 x_fixed_nonglobal_reg_set.
6044 (fixed_nonglobal_reg_set): New macro.
6045 * reginfo.c (init_reg_sets_1): Initialize it.
6046 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6048 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6050 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6052 PR tree-optimization/56541
6053 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6054 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6055 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6056 (any_complicated_phi): new static variable.
6057 (aggressive_if_conv): delete.
6058 (if_convertible_phi_p): support phis with more than two arguments.
6059 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6060 critical pred edges.
6061 (ifcvt_split_critical_edges): support phis with more than two
6062 arguments by checking new parameter. only split critical edges
6064 (tree_if_conversion): handle simd pragma marked loop using new
6065 local variable aggressive_if_conv. check any_complicated_phi.
6067 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6069 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6072 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6074 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6077 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6079 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6080 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6081 define_insn_and_split.
6082 (mulsi3_i): New define_insn_and_split.
6083 (mulsi3_call): Convert to define_insn.
6084 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6087 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6089 * machmode.h (mode_complex): Add support to give the complex mode
6091 (GET_MODE_COMPLEX_MODE): Likewise.
6092 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6093 stored by build_complex_type and gfc_build_complex_type instead of
6094 trying to figure out the appropriate mode based on the size. Raise
6095 an assertion error, if the type was not set.
6096 * genmodes.c (struct mode_data): Add field for the complex type of
6098 (blank_mode): Likewise.
6099 (make_complex_modes): Remember the complex mode created in the
6101 (emit_mode_complex): Write out the mode_complex array to map a
6102 type mode to the complex version.
6103 (emit_insn_modes_c): Likewise.
6104 * tree.c (build_complex_type): Set the complex type to use before
6105 calling layout_type.
6106 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6107 support for __float128 complex datatypes.
6108 (rs6000_hard_regno_mode_ok): Likewise.
6109 (rs6000_setup_reg_addr_masks): Likewise.
6110 (rs6000_complex_function_value): Likewise.
6111 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6112 __float128 and __ibm128 complex.
6113 (FLOAT128_IBM_P): Likewise.
6114 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6115 * doc/extend.texi (Additional Floating Types): Document that
6116 -mfloat128 must be used to enable __float128. Document complex
6117 __float128 and __ibm128 support.
6119 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6122 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6123 char/short arguments promoted to int because of promote_prototypes.
6125 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6127 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6128 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6129 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6130 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6131 alternatives using "enabled" attribute. Use register_ssemem_operand
6132 as operand 1 predicate.
6133 (*cmpi<unord>xf_i387): Split XFmode pattern from
6134 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6135 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6136 *absneg<mode>2_i387. Disable unsupported alternatives using
6137 "enabled" attribute.
6138 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6140 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6142 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6144 (oacc_loop_process): Check mask for loop termination.
6146 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6148 * cif-code.def (CIF_THUNK): Add.
6149 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6152 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6154 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6155 (dump_inline_summary): Dump it.
6156 (fp_expression_p): New predicate.
6157 (estimate_function_body_sizes): Use it.
6158 (inline_merge_summary): Merge fp_expressions.
6159 (inline_read_section): Read fp_expressions.
6160 (inline_write_summary): Write fp_expressions.
6161 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6162 codegen boundary if either caller or callee is !fp_expressions.
6163 * ipa-inline.h (inline_summary): Add fp_expressions.
6164 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6165 to fp_expressions be sure the fp generation flags are updated.
6167 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6169 PR rtl-optimization/70467
6170 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6172 PR rtl-optimization/70467
6173 * ipa-pure-const.c (check_call): Handle internal calls even in
6174 ipa mode like in local mode.
6176 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6178 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6180 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6182 * match.pd (X u< X, X u> X): New transformations.
6184 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6186 * flag-types.h (enum warn_strict_overflow_code): Move ...
6187 * coretypes.h: ... here.
6188 * fold-const.h (fold_overflow_warning): Declare.
6189 * fold-const.c (fold_overflow_warning): Make non-static.
6190 (fold_comparison): Move the transformation of X +- C1 CMP C2
6191 into X CMP C2 -+ C1 ...
6192 * match.pd: ... here.
6193 * gimple-fold.c (fold_stmt_1): Protect with
6194 fold_defer_overflow_warnings.
6196 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6198 * omp-low.c (struct oacc_loop): Add 'inner' field.
6199 (new_oacc_loop_raw): Initialize it to zero.
6200 (oacc_loop_fixed_partitions): Initialize it.
6201 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6202 available partitioning.
6204 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6206 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6208 (umulsidi3): Likewise.
6209 (indirect_jump): Fix jump instruction assembly patterns.
6211 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6214 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6215 (nvptx_function_value): Assert non-NULL cfun.
6217 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6219 PR rtl-optimization/70886
6220 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6222 * cselib.h (rtx_equal_for_cselib_1): Declare.
6223 (rtx_equal_for_cselib_p: New inline function.
6224 * cselib.c (rtx_equal_for_cselib_p): Delete.
6225 (rtx_equal_for_cselib_1): Make public.
6227 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6229 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6230 (register_mixssei387nonimm_operand): Remove predicate.
6231 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6232 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6233 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6234 for TARGET_MIX_SSE_I387 alternatives.
6235 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6236 Disable unsupported alternatives using "enabled" attribute. Use
6237 nonimm_ssenomem_operand as operand 1 predicate. Also check
6238 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6240 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6242 * tree.c (cst_and_fits_in_hwi): Simplify.
6244 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6246 * tree.h (wi::to_wide): New function.
6247 * expr.c (expand_expr_real_1): Use wi::to_wide.
6248 * fold-const.c (int_const_binop_1): Likewise.
6249 (extract_muldiv_1): Likewise.
6251 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6253 * wide-int.h: Update offset_int and widest_int documentation.
6254 (WI_SIGNED_SHIFT_RESULT): New macro.
6255 (wi::binary_shift): Define signed_shift_result_type for
6256 shifts on offset_int- and widest_int-like types.
6257 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6258 * tree.h (int_bit_position): Use shift operators instead of wi::
6260 * alias.c (adjust_offset_for_component_ref): Likewise.
6261 * expr.c (get_inner_reference): Likewise.
6262 * fold-const.c (fold_comparison): Likewise.
6263 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6264 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6265 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6266 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6267 (stmt_kills_ref_p): Likewise.
6268 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6269 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6270 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6271 (ao_ref_init_from_vn_reference): Likewise.
6273 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6275 * wide-int.h: Update offset_int and widest_int documentation.
6276 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6277 (wi::binary_traits): Allow ordered comparisons between offset_int and
6278 offset_int, between widest_int and widest_int, and between either
6279 of these types and basic C types.
6280 (operator <, <=, >, >=): Define for the same combinations.
6281 * tree.h (tree_int_cst_lt): Use comparison operators instead
6282 of wi:: comparisons.
6283 (tree_int_cst_le): Likewise.
6284 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6285 (fold_nonarray_ctor_reference): Likewise.
6286 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6287 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6288 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6289 * tree-sra.c (completely_scalarize): Likewise.
6290 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6291 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6292 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6293 (check_for_binary_op_overflow): Likewise.
6294 (search_for_addr_array): Likewise.
6295 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6297 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6299 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6300 (arc_save_restore): Likewise.
6301 (arc_dwarf_register_span): Likewise.
6302 (arc_output_pic_addr_const): Initialize suffix variable.
6304 2016-05-02 Martin Liska <mliska@suse.cz>
6306 * symbol-summary.h (function_summary::function_summary):
6307 Remove checking assert for all cgraph nodes.
6308 (function_summary::get): Check summary_uid.
6309 (symtab_insertion): Check summary_uid.
6311 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6313 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6314 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6316 (arc_dwarf_register_span): Remove enum keyword.
6317 (compact_memory_operand_p): New function.
6318 * config/arc/arc.h (reg_class): Add code density register classes.
6319 (REG_CLASS_NAMES): Likewise.
6320 (REG_CLASS_CONTENTS): Likewise.
6321 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6322 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6323 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6324 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6325 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6327 (h, Rcd, Rsd, Rzd): New register constraints.
6328 (T): Use compact_memory_operand_p function.
6329 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6331 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6333 * config/sh/sh.md (*negnegt, *movtt): Remove.
6335 2016-05-02 Marek Polacek <polacek@redhat.com>
6336 Tom de Vries <tom@codesourcery.com>
6338 PR tree-optimization/70700
6339 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6340 bigger than FIRST_REF_NODE.
6342 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6345 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6347 (prepare_cbranch_operands): Don't use scratch register. Assume that
6348 function is used when pseudos can be created.
6349 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6350 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6351 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6352 define_expand. Allow it only when pseudos can be created.
6353 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6355 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6357 * config/i386/constraints.md (BC): Only allow -1 operands.
6358 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6359 Add "enabled" attribute. Update XI mode attribute calculation.
6360 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6361 (*movoi_internal_avx): Update XI mode attribute calculation.
6362 (*movti_internal): Ditto.
6364 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6366 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6367 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6369 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6371 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6372 statement on instruction code. Remove trailing spaces.
6373 (altivec_expand_stv_builtin): Likewise.
6375 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6377 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6378 (TARGET_FPU_DOUBLE): Simplify.
6379 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6380 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6381 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6382 with 'TARGET_FPU_DOUBLE'.
6383 * config/sh/sh.md: Likewise.
6385 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6387 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6388 SH_DIV_STR_FOR_SIZE): Remove.
6389 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6390 SH_DIV_STR_FOR_SIZE): Remove.
6392 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6394 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6395 logical_reg_operand): Delete.
6396 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6397 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6398 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6399 match_operand and match_test.
6400 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6401 variables on their first use. Return bool values.
6402 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6403 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6404 arith_reg_operand for input operand. Remove empty constraints.
6406 (*xorsi3_compact): Rename to xorsi3.
6407 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6408 (*zero_extend<mode>si2_disp_mem): Update comment.
6411 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6413 * config/sh/t-sh: Remove SH5 support.
6414 * config.gcc: Likewise.
6415 * configure: Likewise.
6417 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6419 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6421 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6423 * config/sh/sh.c (register_sh_passes, sh_option_override,
6424 sh_print_operand, prepare_move_operands,
6425 sh_can_follow_jump): Remove TARGET_SH1 checks.
6426 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6427 PROMOTE_MODE): Likewise.
6428 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6431 2016-04-30 Alan Modra <amodra@gmail.com>
6433 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6434 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6435 Check for user regs later to avoid unnecessary looping over regs.
6436 Merge user reg check with non-saved reg check. Don't force
6437 inline VR restore when static chain used.
6438 (rs6000_frame_related): Omit eh_frame info for user regs when
6440 (fixed_regs_p): Delete.
6442 2016-04-30 Alan Modra <amodra@gmail.com>
6444 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
6445 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
6448 2016-04-30 Alan Modra <amodra@gmail.com>
6451 * config/rs6000/rs6000.c (fixed_reg_p): New function.
6452 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
6455 2016-04-30 Alan Modra <amodra@gmail.com>
6457 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6458 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
6459 flag_pic test for Darwin.
6461 2016-04-30 Alan Modra <amodra@gmail.com>
6463 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
6464 throw_calls_crossed.
6465 (REG_FREQ_CALLS_CROSSED): Delete.
6466 (REG_N_THROWING_CALLS_CROSSED): Delete.
6467 * regstat.c (regstat_bb_compute_ri): Don't calculate
6468 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
6469 (dump_reg_info): Don't print call cross frequency.
6470 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
6471 and REG_N_THROWING_CALLS_CROSSED.
6473 2016-04-30 Alan Modra <amodra@gmail.com>
6475 * regs.h (struct reg_info_t): Delete live_length.
6476 (REG_LIVE_LENGTH): Delete macro.
6477 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
6478 local_live, local_processed and local_live_last_luid params.
6479 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
6481 (regstat_compute_ri): Adjust for above. Don't set
6483 (dump_reg_info): Don't print live length.
6484 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
6485 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
6486 Localize loop_depth var.
6488 2016-04-30 Alan Modra <amodra@gmail.com>
6490 * ira.c (enum valid_equiv): New.
6491 (validate_equiv_mem): Return enum.
6492 (update_equiv_mem): Create replacement in more cases.
6493 (add_store_equivs): Update validate_equiv_mem call.
6495 2016-04-30 Alan Modra <amodra@gmail.com>
6497 * ira.c (combine_and_move_insns): Rather than scanning insns,
6498 use DF infrastucture to find use and def insns.
6500 2016-04-30 Alan Modra <amodra@gmail.com>
6502 ira.c (combine_and_move_insns): Move invariant conditions..
6503 (ira.c): ..to here. Call combine_and_move_insns before
6504 add_store_equivs. Call grow_reg_equivs later. Allocate
6505 req_equiv later using max_reg_num() rather than global max_regno.
6506 (contains_replace_regs): Delete.
6507 (add_store_equivs): Remove contains_replace_regs test.
6509 2016-04-30 Alan Modra <amodra@gmail.com>
6511 * ira.c (struct equiv_mem_data): New.
6512 (equiv_mem, equiv_mem_modified): Delete static vars.
6513 (validate_equiv_mem_from_store): Use "data" param to communicate..
6514 (validate_equiv_mem): ..from here.
6516 2016-04-30 Alan Modra <amodra@gmail.com>
6518 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
6520 (update_reg_equivs): ..here. Move allocation and freeing of
6521 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
6522 end_alias_analysis to..
6525 2016-04-30 Alan Modra <amodra@gmail.com>
6527 * ira.c (pdx_subregs): Delete.
6528 (struct equivalence): Add pdx_subregs field.
6529 (set_paradoxical_subreg): Remove pdx_subregs param. Update
6531 (update_equiv_regs): Don't create or free pdx_subregs. Update
6534 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6536 * config/rs6000/altivec.h: Change definitions of vec_xl and
6538 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
6539 (LD_ELEMREV_V2DI): New.
6540 (LD_ELEMREV_V4SF): New.
6541 (LD_ELEMREV_V4SI): New.
6542 (LD_ELEMREV_V8HI): New.
6543 (LD_ELEMREV_V16QI): New.
6544 (ST_ELEMREV_V2DF): New.
6545 (ST_ELEMREV_V2DI): New.
6546 (ST_ELEMREV_V4SF): New.
6547 (ST_ELEMREV_V4SI): New.
6548 (ST_ELEMREV_V8HI): New.
6549 (ST_ELEMREV_V16QI): New.
6552 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6553 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
6554 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
6555 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
6556 (altivec_expand_builtin): Add handling for
6557 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
6558 (rs6000_invalid_builtin): Add error-checking for
6559 RS6000_BTM_P9_VECTOR.
6560 (altivec_init_builtins): Define builtins used to implement vec_xl
6562 (rs6000_builtin_mask_names): Define power9-vector.
6563 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
6564 (RS6000_BTM_P9_VECTOR): Define.
6565 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
6566 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
6567 (vsx_ld_elemrev_v2df): Likewise.
6568 (vsx_ld_elemrev_v4sf): Likewise.
6569 (vsx_ld_elemrev_v4si): Likewise.
6570 (vsx_ld_elemrev_v8hi): Likewise.
6571 (vsx_ld_elemrev_v16qi): Likewise.
6572 (vsx_st_elemrev_v2df): Likewise.
6573 (vsx_st_elemrev_v2di): Likewise.
6574 (vsx_st_elemrev_v4sf): Likewise.
6575 (vsx_st_elemrev_v4si): Likewise.
6576 (vsx_st_elemrev_v8hi): Likewise.
6577 (vsx_st_elemrev_v16qi): Likewise.
6578 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
6581 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
6583 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
6585 (simplify_control_stmt_condition_1): ... here. Recurse into
6586 BIT_AND_EXPRs and BIT_IOR_EXPRs.
6588 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
6591 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
6592 (zero_extendqi<mode>2_dot): Revert earlier conversion from
6593 define_insn_and_split to define_insn.
6594 (zero_extendqi<mode>2_dot2): Same.
6595 (extendqi<mode>2_dot): Same.
6596 (extendqi<mode>2_dot2): Same.
6598 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6600 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
6601 (probe_stack): New expander.
6602 (probe_stack_<mode>): New insn pattern.
6604 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6606 * config/i386/i386.md
6607 (operations with memory inputs setting flags peephole2):
6608 Remove uneeded REG_P checks. Cleanup pattern generation.
6610 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
6612 * tree-vect-loop.c (vect_transform_loop): Fix
6613 nb_iterations_upper_bound computation for vectorized loop.
6615 2016-04-29 Marek Polacek <polacek@redhat.com>
6616 Jakub Jelinek <jakub@redhat.com>
6619 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
6620 TARGET_EXPR_SLOT as a base.
6622 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
6624 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
6625 with 'rCm2' constraints to limit possible immediate size.
6626 (*load_zeroextendqisi_update): Likewise.
6627 (*load_signextendqisi_update): Likewise.
6628 (*loadhi_update): Likewise.
6629 (*load_zeroextendhisi_update): Likewise.
6630 (*load_signextendhisi_update): Likewise.
6631 (*loadsi_update): Likewise.
6632 (*loadsf_update): Likewise.
6634 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6636 * config/i386/predicates.md (constm1_operand): Fix comparison.
6638 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6640 * testsuite/gcc.target/arc/ieee_eq.c: New test.
6642 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
6644 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
6645 remaining SH5 related settings.
6646 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
6647 shmedia_prepare_call_address): Delete.
6648 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
6649 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
6650 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
6651 UNSUPPORTED_SH2A): Remove m5 checks.
6652 (sh_divide_strategy_e): Remove SH5 division strategies.
6653 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
6654 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
6656 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6658 * config/s390/s390.c (s390_rtx_costs): Update documentation.
6660 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6662 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
6663 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
6665 * config/s390/vector.md ("mov<mode>"): Likewise.
6667 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
6669 * config/s390/constraints.md ("U", "W"): Invoke
6670 s390_mem_constraint with "ZR" and "ZT".
6671 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
6672 addresses when using LRA. Accept also short displacements for S
6673 and T constraints. Do not check for long displacement target for
6674 S and T constraints.
6675 (s390_mem_constraint): Remove handling of U and W constraints.
6676 * config/s390/s390.md (various patterns): Remove the short
6677 displacement constraints (Q and R) if a long displacement
6678 constraint is present. Add longdisp as required CPU capability.
6679 * config/s390/vector.md: Likewise.
6680 * config/s390/vx-builtins.md: Likewise.
6682 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6685 * reload1.c (reload): Call finish_spills before
6686 restarting reload loop. Skip select_reload_regs
6687 if update_eliminables_and_spill returns true.
6689 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6691 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
6692 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
6693 (umulhisi3_imm): Update predicates and constraint letters.
6694 (umulhisi3_reg): Declare instruction as commutative.
6695 * config/arc/constraints.md (J12, J16): New constraints.
6696 * config/arc/predicates.md (short_unsigned_const_operand): New
6698 (arc_short_operand): Likewise.
6699 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
6701 2016-04-29 Richard Biener <rguenther@suse.de>
6703 PR tree-optimization/13962
6704 PR tree-optimization/65686
6705 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
6706 * tree-ssa-alias.c (ptrs_compare_unequal): New function
6707 using PTA to compare pointers.
6708 * match.pd: Add pattern for pointer equality compare simplification
6709 using ptrs_compare_unequal.
6711 2016-04-29 Richard Biener <rguenther@suse.de>
6713 * stor-layout.c (layout_type): Do not build a pointer-to-element
6716 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6718 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
6719 Use SWI mode iterator. Use general_reg_operand predicate.
6720 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
6721 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
6724 2016-04-29 Jakub Jelinek <jakub@redhat.com>
6727 * fold-const.c (operand_equal_p): Don't verify hash value equality
6729 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
6732 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6735 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
6736 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
6737 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
6738 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
6739 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
6741 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6743 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
6744 to info. Don't initialize separate fields to 0. Clean up
6747 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6749 * config/i386/i386.md (peephole2s for operations with memory inputs):
6750 Use SWI mode iterator.
6751 (peephole2s for operations with memory outputs): Ditto.
6752 Do not check for stack checking probe.
6754 (probe_stack): Remove expander.
6756 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6757 Andrew Burgess <andrew.burgess@embecosm.com>
6759 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
6760 operands as 32-bits.
6762 2016-04-28 Jason Merrill <jason@redhat.com>
6764 * gdbinit.in: Skip line-map.h.
6766 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6767 Andrew Burgess <andrew.burgess@embecosm.com>
6769 * config/arc/arc.c (arc_conditional_register_usage): Take
6770 TARGET_RRQ_CLASS into account.
6771 (arc_print_operand): Support printing 'p' and 's' operands.
6772 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
6774 (TARGET_RRQ_CLASS): Define.
6775 (IS_POWEROF2_OR_0_P): Define.
6776 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
6778 (*tst_movb): New define_insn.
6779 (*tst): Avoid recognition if it could prevent '*tst_movb'
6780 combination; replace c/CnL with c/Chs alternative.
6781 (*tst_bitfield_tst): New define_insn.
6782 (*tst_bitfield_asr): New define_insn.
6783 (*tst_bitfield): New define_insn.
6784 (andsi3_i): Add Rrq variant.
6785 (extzv): New define_expand.
6786 (insv): New define_expand.
6787 (*insv_i): New define_insn.
6788 (*movb): New define_insn.
6789 (*movb_signed): New define_insn.
6790 (*movb_high): New define_insn.
6791 (*movb_high_signed): New define_insn.
6792 (*movb_high_signed + 1): New define_split pattern.
6793 (*mrgb): New define_insn.
6794 (*mrgb + 1): New define_peephole2 pattern.
6795 (*mrgb + 2): New define_peephole2 pattern.
6796 * config/arc/arc.opt (mbitops): New option for nps400, uses
6797 TARGET_NPS_BITOPS_DEFAULT.
6798 * config/arc/constraints.md (q): Make register class conditional.
6799 (Rrq): New register constraint.
6800 (Chs): New constraint.
6801 (Clo): New constraint.
6802 (Chi): New constraint.
6803 (Cbf): New constraint.
6804 (Cbn): New constraint.
6805 (C18): New constraint.
6806 (Cbi): New constraint.
6808 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6810 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
6812 (bitmap_intersection_of_preds): Ditto.
6813 (bitmap_union_of_succs): Ditto.
6814 (bitmap_union_of_preds): Ditto.
6815 * sbitmap.c (do_popcount): Delete.
6816 (BITMAP_DEBUGGING): Delete.
6817 (sbitmap_verify_popcount): Delete.
6818 (sbitmap_alloc): Don't initialize the popcount field.
6819 (sbitmap_alloc_with_popcount): Delete.
6820 (sbitmap_resize): Don't resize the popcount array.
6821 (sbitmap_vector_alloc): Don't initialize the popcount field.
6822 (bitmap_copy): Don't copy the popcount array.
6823 (bitmap_clear): Don't clear the popcount array.
6824 (bitmap_clear): Delete the popcount array handling.
6825 (bitmap_ior_and_compl): Delete the popcount assert.
6826 (bitmap_not): Ditto.
6827 (bitmap_and_compl): Ditto.
6828 (bitmap_and): Delete the popcount array handling.
6829 (bitmap_xor): Ditto.
6830 (bitmap_ior): Ditto.
6831 (bitmap_or_and): Delete the popcount assert.
6832 (bitmap_and_or): Ditto.
6833 (popcount_table): Delete.
6834 (sbitmap_elt_popcount): Delete.
6835 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
6836 (bitmap_set_bit): Delete the popcount assert.
6837 (bitmap_clear_bit): Ditto.
6838 (sbitmap_free): Don't free the popcount array.
6839 (sbitmap_alloc_with_popcount): Delete declaration.
6840 (sbitmap_popcount): Ditto.
6842 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6843 Andrew Burgess <andrew.burgess@embecosm.com>
6845 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
6846 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
6847 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
6848 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
6849 * config/arc/arc.opt (mcmem): New option.
6850 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
6851 supply length for r/m alternative.
6852 (*extendqisi2_ac): Likewise.
6853 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
6855 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
6856 (movhi_insn): Likewise.
6857 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
6858 (*zero_extendqihi2_i): Add r/Ucm alternative.
6859 (*zero_extendqisi2_ac): Likewise.
6860 (*zero_extendhisi2_i): Likewise.
6861 * config/arc/constraints.md (Uex): New memory constraint.
6862 (Ucm): New define_constraint.
6863 * config/arc/predicates.md (long_immediate_loadstore_operand):
6864 Return 0 for MEM with cmem_address address.
6865 (cmem_address_0): New predicates.
6866 (cmem_address_1): Likewise.
6867 (cmem_address_2): Likewise.
6868 (cmem_address): Likewise.
6870 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6872 * config/rs6000/rs6000.c (machine_function): Rename
6873 insn_chain_scanned_p to spe_insn_chain_scanned_p.
6874 (rs6000_stack_info): Adjust.
6876 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6877 Andrew Burgess <andrew.burgess@embecosm.com>
6879 * config/arc/constraints.md (Usd): Convert to define_constraint.
6883 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6886 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
6887 Add new peephole2 where the first insn is *mov<mode>_or instead of
6888 *mov<mode>_internal.
6890 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
6892 * tracer.c (bb_seen): Make static.
6894 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
6896 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
6897 support, setup defaults.
6898 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
6899 * config/arc/arc.c (arc_init): Add NPS400 support.
6900 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
6901 (TARGET_ARC700): NPS400 is also an ARC700.
6902 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
6904 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6907 * config/nds32/nds32.md (casesi): Don't access the operands array
6910 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6912 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
6913 (or $-1,reg peephole2): Ditto.
6914 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
6916 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
6918 * doc/extend.texi (Common Function Attributes) [optimize]:
6919 Discourage use of the optimize attribute.
6921 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
6923 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
6924 special case builtin.
6925 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
6926 ALTIVEC_BUILTIN_VEC_ADDE.
6927 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6928 support for ALTIVEC_BUILTIN_VEC_ADDE.
6929 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6930 for __builtin_vec_adde.
6932 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6934 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
6935 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
6937 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6940 * doc/sourcebuild.texi (Effective-Target Keywords, Other
6941 attributes): Document cilkplus_runtime.
6943 2016-04-28 Martin Jambor <mjambor@suse.cz>
6945 * tree-cfg.c (verify_expr): Verify that local declarations belong to
6946 this function. Call verify_expr on MEM_REFs and bases of other
6949 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6951 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
6952 for WORD_REGISTER_OPERATIONS to runtime check.
6954 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6956 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
6958 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6960 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
6961 big-endian compilation.
6962 * config/arc/arc.md (addf3): Likewise.
6966 2016-04-28 Richard Biener <rguenther@suse.de>
6968 PR tree-optimization/70840
6969 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
6970 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
6971 Mark x * pow(x,c) -> pow(x,c+1) commutative.
6972 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
6974 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6976 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
6977 and explain why in a comment.
6979 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6981 * config/arc/arc.md (cpu_facility): Add fpx variant.
6982 (subdf3): Prohibit use reverse sub when assist operations option
6984 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
6985 instructions only when FPX is enabled.
6986 * testsuite/gcc.target/arc/trsub.c: New test.
6988 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6990 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
6991 mult_operator when calculating "type" attribute.
6992 (*fop_<mode>_1_i387): Ditto.
6993 (*fop_xf_1_i387): Ditto.
6994 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
6995 Use std::swap to swap operands. Use RTL expressions to generate
6998 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6999 Joern Rennecke <joern.rennecke@embecosm.com>
7001 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7003 (emit_pic_move): Remove.
7004 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7005 * config/arc/arc.c (emit_pic_move): Removed.
7006 (TARGET_HAVE_TLS): Define.
7007 (arc_conditional_register_usage): Test for arc_tp_regno.
7008 (arc_print_operand, arc_print_operand_address): Handle TLS
7010 (arc_needs_pcl_p): New function.
7011 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7012 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7013 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7014 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7015 (arc_legitimize_tls_address): Likewise.
7016 (DTPOFF_ZERO_SYM): Define.
7017 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7018 (arc_output_pic_addr_const): Print TLS unspecs.
7019 (prepare_pic_move): New function, replaces emit_pic_move.
7020 (arc_legitimate_constant_p): Handle TLS unspecs.
7021 (arc_legitimate_address_p): Likewise.
7022 (arc_rewrite_small_data_p): Use assert for TLS constants.
7023 (prepare_move_operands): Use prepare_pic_move.
7024 (arc_legitimize_address): Legitimize tls addresses.
7025 (arc_epilogue_uses): Check for arc_tp_regno.
7026 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7027 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7029 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7031 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7032 %(arc_tls_extra_start_spec).
7033 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7034 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7036 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7037 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7038 (UNSPEC_TLS_OFF): Add.
7040 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7041 (get_thread_pointersi): New patterns.
7042 * config/arc/arc.opt (mtp-regno): New option.
7043 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7044 (move_dest_operand): Likewise.
7045 * configure: Regenerate.
7046 * configure.ac: Add arc*-*-* case to test for tls.
7047 * doc/invoke.texi (ARC options): Document mtp-regno.
7049 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7051 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7052 the new ARC HS SIMD instructions.
7053 (arc_preferred_simd_mode): New function.
7054 (arc_autovectorize_vector_sizes): Likewise.
7055 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7056 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7057 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7058 (arc_init_builtins): Add new SIMD builtin types.
7059 (arc_split_move): Handle 64 bit vector moves.
7060 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7061 (TARGET_PLUS_QMACW): Define.
7062 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7063 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7064 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7065 (VSUBADD4H): New builtins.
7066 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7067 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7069 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7070 Matthias Klose <doko@debian.org>
7072 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7074 2016-04-28 Richard Biener <rguenther@suse.de>
7077 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7080 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7082 * common/config/sh/sh-common.c: Remove SH5 support.
7083 * config/sh/constraints.md: Likewise.
7084 * config/sh/config/sh/elf.h: Likewise.
7085 * config/sh/linux.h: Likewise.
7086 * config/sh/netbsd-elf.h: Likewise.
7087 * config/sh/predicates.md: Likewise.
7088 * config/sh/sh-c.c: Likewise.
7089 * config/sh/sh-protos.h: Likewise.
7090 * config/sh/sh.c: Likewise.
7091 * config/sh/sh.h: Likewise.
7092 * config/sh/sh.md: Likewise.
7093 * config/sh/sh.opt: Likewise.
7094 * config/sh/sync.md: Likewise.
7095 * config/sh/sh64.h: Delete.
7096 * config/sh/shmedia.h: Likewise.
7097 * config/sh/shmedia.md: Likewise.
7098 * config/sh/sshmedia.h: Likewise.
7099 * config/sh/t-netbsd-sh5-64: Likewise.
7100 * config/sh/t-sh64: Likewise.
7101 * config/sh/ushmedia.h: Likewise.
7103 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7105 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7106 general_reg_operand instead of register_operand predicate.
7108 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7110 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7112 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7114 * match.pd (A - B > A, A + B < A): New transformations.
7116 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7118 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7119 which defaults to true. Emit an outer pair of parentheses only if
7120 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7121 don't emit parentheses for the right-hand operand.
7123 2016-04-27 Jeff Law <law@redhat.com>
7125 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7127 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7129 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7130 (altivec_lvx_<mode>_internal): Document.
7131 (altivec_lvx_<mode>_2op): New define_insn.
7132 (altivec_lvx_<mode>_1op): Likewise.
7133 (altivec_lvx_<mode>_2op_si): Likewise.
7134 (altivec_lvx_<mode>_1op_si): Likewise.
7135 (altivec_stvx_<mode>): Remove.
7136 (altivec_stvx_<mode>_internal): Document.
7137 (altivec_stvx_<mode>_2op): New define_insn.
7138 (altivec_stvx_<mode>_1op): Likewise.
7139 (altivec_stvx_<mode>_2op_si): Likewise.
7140 (altivec_stvx_<mode>_1op_si): Likewise.
7141 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7142 Expand vec_ld and vec_st during parsing.
7143 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7145 (altivec_expand_stvx_be): Likewise.
7146 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7147 address-masking behavior in RTL.
7148 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7149 address-masking behavior in RTL.
7150 (altivec_expand_builtin): Change builtin code arguments for calls
7151 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7152 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7153 presence of lvx/stvx patterns.
7154 (alignment_with_canonical_addr): New function.
7155 (alignment_mask): Likewise.
7156 (find_alignment_op): Likewise.
7157 (recombine_lvx_pattern): Likewise.
7158 (recombine_stvx_pattern): Likewise.
7159 (recombine_lvx_stvx_patterns): Likewise.
7160 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7161 stvx patterns from expand.
7162 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7164 (vector_altivec_store_<mode>): Likewise.
7166 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7168 * config/aarch64/aarch64.md
7169 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7170 remove the "fp" attributes.
7171 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7172 add the "simd" attributes.
7173 (*movdf_aarch64): Likewise.
7174 (*movtf_aarch64): Remove the "fp" attributes.
7175 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7176 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7178 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7180 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7181 rtx to rtx_code_label *.
7182 * rtl.h (maybe_set_first_label_num): Likewise.
7184 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7186 * df-core.c (df_add_problem): Make the problem param be const.
7187 (df_remove_problem): Make local "problem" be const.
7188 * df-problems.c (problem_RD): Make const.
7189 (problem_LR): Likewise.
7190 (problem_LIVE): Likewise.
7191 (problem_MIR): Likewise.
7192 (problem_CHAIN): Likewise.
7193 (problem_WORD_LR): Likewise.
7194 (problem_NOTE): Likewise.
7195 (problem_MD): Likewise.
7196 * df-scan.c (problem_SCAN): Likewise.
7197 * df.h (struct df_problem): Make field "dependent_problem" be
7199 (struct dataflow): Likewise for field "problem".
7200 (df_add_problem): Make param const.
7202 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7204 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7205 inter-unit moves to/from vector registers are enabled. Do not disable
7208 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7210 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7211 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7213 (enum df_problem_id): ...this new enum.
7214 (struct df_problem): Convert field "id" from "int" to
7217 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7219 * rtl.def: Update comment for "things in the instruction chain" to
7220 reflect the removal of the leading "i" field for INSN_UID in
7221 r210360. Fix bogus apostrophe.
7223 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7225 * config/i386/i386.md
7226 (lea arith with mem operand + setcc peephole2): Set operator mode.
7228 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7231 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7232 (dimode_scalar_to_vector_candidate_p): This.
7233 (timode_scalar_to_vector_candidate_p): New function.
7234 (scalar_to_vector_candidate_p): Likewise.
7235 (timode_check_non_convertible_regs): Likewise.
7236 (timode_remove_non_convertible_regs): Likewise.
7237 (remove_non_convertible_regs): Likewise.
7238 (remove_non_convertible_regs): Renamed to ...
7239 (dimode_remove_non_convertible_regs): This.
7240 (scalar_chain::~scalar_chain): Make it virtual.
7241 (scalar_chain::compute_convert_gain): Make it pure virtual.
7242 (scalar_chain::mark_dual_mode_def): Likewise.
7243 (scalar_chain::convert_insn): Likewise.
7244 (scalar_chain::convert_registers): Likewise.
7245 (scalar_chain::add_to_queue): Make it protected.
7246 (scalar_chain::emit_conversion_insns): Likewise.
7247 (scalar_chain::replace_with_subreg): Likewise.
7248 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7249 (scalar_chain::convert_op): Likewise.
7250 (scalar_chain::convert_reg): Likewise.
7251 (scalar_chain::make_vector_copies): Likewise.
7252 (scalar_chain::convert_registers): New pure virtual function.
7253 (class dimode_scalar_chain): New class.
7254 (class timode_scalar_chain): Likewise.
7255 (scalar_chain::mark_dual_mode_def): Renamed to ...
7256 (dimode_scalar_chain::mark_dual_mode_def): This.
7257 (timode_scalar_chain::mark_dual_mode_def): New function.
7258 (timode_scalar_chain::convert_insn): Likewise.
7259 (dimode_scalar_chain::convert_registers): Likewise.
7260 (scalar_chain::compute_convert_gain): Renamed to ...
7261 (dimode_scalar_chain::compute_convert_gain): This.
7262 (scalar_chain::replace_with_subreg): Renamed to ...
7263 (dimode_scalar_chain::replace_with_subreg): This.
7264 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7265 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7266 (scalar_chain::make_vector_copies): Renamed to ...
7267 (dimode_scalar_chain::make_vector_copies): This.
7268 (scalar_chain::convert_reg): Renamed to ...
7269 (dimode_scalar_chain::convert_reg ): This.
7270 (scalar_chain::convert_op): Renamed to ...
7271 (dimode_scalar_chain::convert_op): This.
7272 (scalar_chain::convert_insn): Renamed to ...
7273 (dimode_scalar_chain::convert_insn): This.
7274 (scalar_chain::convert): Call convert_registers.
7275 (convert_scalars_to_vector): Change to scalar_chain pointer to
7276 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7277 in 32-bit mode. Delete scalar_chain pointer. Call
7278 free_dominance_info in 64-bit mode.
7279 (pass_stv::gate): Remove TARGET_64BIT check.
7280 (ix86_option_override): Put the 64-bit STV pass before the CSE
7283 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7285 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7286 dw_loc_frame_offset field.
7287 * dwarf2out.c (new_loc_descr): Likewise.
7288 (resolve_args_picking_1): Turn the VISITED hash set into a
7289 FRAME_OFFSET hash map. Use it to associate a frame offset to
7290 visited nodes. Remove uses of the CHECKING_P macro.
7291 (resolve_args_picking): Update call to resolve_args_picking_1.
7293 2016-04-27 Martin Liska <mliska@suse.cz>
7295 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7296 (free_loop_data): Release vuses of groups.
7298 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7300 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7301 instead of redundant use_id and boolean have_use_for.
7302 (struct iv_use): Change sub_id into group_id. Remove field next.
7303 Move fields: related_cands, n_map_members, cost_map and selected
7305 (struct iv_group): ... here. New structure.
7306 (struct iv_common_cand): Use structure declaration directly.
7307 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7308 (MAX_CONSIDERED_USES): Rename macro to ...
7309 (MAX_CONSIDERED_GROUPS): ... here.
7310 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7311 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7312 (dump_uses): Rename to ...
7313 (dump_groups): ... here. Update all uses.
7314 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7315 (find_induction_variables): Refactor format of dump information.
7316 (record_sub_use): Delete.
7317 (record_use): Update all uses.
7318 (record_group): New function.
7319 (record_group_use, find_interesting_uses_op): Call above functions.
7321 (find_interesting_uses_cond): Ditto.
7322 (group_compare_offset): New function.
7323 (split_all_small_groups): Rename to ...
7324 (split_small_address_groups_p): ... here. Update all uses.
7325 (split_address_groups): Update all uses.
7326 (find_interesting_uses): Refactor format of dump information.
7327 (add_candidate_1): Update all uses. Remove redundant check on iv,
7329 (add_candidate, record_common_cand): Remove redundant assert.
7330 (add_iv_candidate_for_biv): Update use.
7331 (add_iv_candidate_derived_from_uses): Update all uses.
7332 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7333 (alloc_use_cost_map): Ditto.
7334 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7335 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7336 (determine_use_iv_cost_generic): Ditto.
7337 (determine_group_iv_cost_generic): Ditto.
7338 (determine_use_iv_cost_address): Ditto.
7339 (determine_group_iv_cost_address): Ditto.
7340 (determine_use_iv_cost_condition): Ditto.
7341 (determine_group_iv_cost_cond): Ditto.
7342 (determine_use_iv_cost): Ditto.
7343 (determine_group_iv_cost): Ditto.
7344 (set_autoinc_for_original_candidates): Update all uses.
7345 (find_iv_candidates): Update all uses. Refactor dump information.
7346 (determine_use_iv_costs): Ditto.
7347 (determine_iv_costs): Ditto.
7348 (iv_ca_cand_for_use): Rename to ...
7349 (iv_ca_cand_for_group): ... here. Update all uses.
7350 (iv_ca_add_use, iv_ca_add_group): Ditto.
7351 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7352 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7353 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7354 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7355 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7356 (create_new_iv, adjust_iv_update_pos): Ditto.
7357 (rewrite_use_address): Delete.
7358 (rewrite_use_address_1): Rename to ...
7359 (rewrite_use_address): ... here.
7360 (rewrite_use_compare): Update all uses.
7361 (rewrite_use): Delete.
7362 (rewrite_uses): Rename to ...
7363 (rewrite_groups): ... here. Update all uses.
7364 (remove_unused_ivs, free_loop_data): Update all uses.
7365 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7367 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7369 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7370 for WORD_REGISTER_OPERATIONS to runtime check.
7372 2016-04-27 Richard Biener <rguenther@suse.de>
7375 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7376 aggregate_value_p to determine if a function result is
7377 returned by reference.
7378 (ipa_pta_execute): Functions having their address taken are
7379 not automatically nonlocal.
7381 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7384 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7385 * fold-const.c (operand_equal_p): If flag_checking and
7386 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7387 and if it returns non-zero, assert iterative_hash_expr on both
7390 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7392 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7394 2016-04-27 Nick Clifton <nickc@redhat.com>
7397 * varasm.c (merge_weak): Generate an error if an attempt is made
7398 to convert a non-weak static function into a weak, public function.
7400 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7402 * params.def (MAX_PARTITION_SIZE): New param.
7403 * doc/invoke.texi: Document lto-max-partition.
7405 2016-04-27 Richard Biener <rguenther@suse.de>
7408 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7409 function cummulating used_from_other_partition, externally_visible
7410 and force_output from aliases.
7411 (refered_from_nonlocal_var): Likewise.
7412 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7413 node flags properly.
7415 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7417 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7418 (-Wmemset-elt-size): New item.
7420 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7423 * stor-layout.h (internal_reference_types): Delete.
7424 * stor-layout.c (reference_types_internal): Likewise.
7425 (internal_reference_types): Likewise.
7426 (layout_type) <REFERENCE_TYPE>: Adjust.
7428 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7431 * tree.h (inchash::add_expr): Add FLAGS argument.
7432 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7433 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7434 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7435 Formatting fix. Adjust recursive calls. For tcc_comparison,
7436 if swap_tree_comparison (code) is smaller than code, hash that
7437 and arguments in the other order. Hash CONVERT_EXPR the same
7438 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7439 of ADDR_EXPR of decl as the decl itself. Add or remove
7440 OEP_ADDRESS_OF from recursive flags as needed. For
7441 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
7442 operands commutatively and only the third one normally.
7443 For internal CALL_EXPR hash in CALL_EXPR_IFN.
7445 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
7447 * config/rtems.h (LIB_SPEC): Add -latomic.
7449 2016-04-27 Joel Sherrill <joel@rtems.org>
7451 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
7452 xilink.ld and flags not relevant to RTEMS.
7454 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
7456 * toplev.c (backend_init_target): Avoid calling init_reload when using
7459 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7461 * reorg.c (try_merge_delay_insns): Declare i and j inside the
7462 for loops rather than one for the whole function.
7464 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7466 * match.pd (X + CST CMP X): New transformation.
7468 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7470 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
7471 * fold-const.c (fold_binary_loc): Remove 2 transformations
7472 superseded by match.pd.
7473 * match.pd (x+x -> x*2): Generalize to integers.
7475 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
7477 * config/i386/i386.md (operation on memory peephole): Duplicate an
7478 existing peephole and adapt it to match lea rather than an operation
7481 PR rtl-optimization/57193
7482 * opts.c (default_options_table): Add OPT_frename_registers at -O2
7484 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
7486 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7488 * tree-if-conv.c (any_pred_load_store): New static variable.
7489 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
7490 any_pred_load_store instead of and_mask_load_store.
7491 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
7492 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
7493 (combine_blocks, tree_if_conversion): Ditto.
7495 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7497 PR tree-optimization/70771
7498 PR tree-optimization/70775
7499 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
7500 virtual PHI nodes. Delete parameter.
7501 (if_convertible_loop_p_1): Delete argument to above function.
7502 (predicate_all_scalar_phis): Delete code handling single-argument
7504 (tree_if_conversion): Mark and update virtual SSA.
7506 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7509 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
7510 (x86_elf_aligned_common): Rename to ...
7511 (x86_elf_aligned_decl_common): ... this.
7512 Add decl arg. Switch to .lbss for largecomm object. Use
7513 LARGECOMM_SECTION_ASM_OP.
7514 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
7516 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
7517 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
7519 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7520 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
7522 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7525 * config/i386/i386.c (SECTION_LARGE): Define.
7526 (x86_64_elf_select_section): Set it for large data/bss sections.
7527 Only clear SECTION_WRITE for .lrodata.
7528 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
7530 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
7531 * varasm.c (default_elf_asm_named_section): Grow flagchars.
7532 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
7534 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
7535 * doc/tm.texi: Regenerate.
7537 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7540 * configure.ac (--enable-checking): Document extra flag, for
7541 non-release builds default to --enable-checking=yes,extra.
7542 If misc checking and extra checking, define CHECKING_P to 2 instead
7544 * common.opt (fchecking=): Add.
7545 * doc/invoke.texi (-fchecking=): Document.
7546 * doc/install.texi: Document --enable-checking changes.
7547 * configure: Regenerated.
7548 * config.in: Regenerated.
7550 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7552 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
7553 attribute instead of which_alternative.
7554 * config/i386/sse.md (*mov<mode>_internal): Ditto.
7555 Use EXT_REX_SSE_REG_P where appropriate.
7557 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7559 * config/i386/predicates.md (const0_operand): Do not match
7560 const_wide_int code.
7561 (const1_operand): Ditto.
7563 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7565 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
7566 for SSE constm1 operands and TARGET_AVX512VL.
7567 (*movti_internal): Ditto.
7568 (*mov<mode>_or): Use constm1_operand predicate.
7569 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
7570 for SSE vector_all_ones operands and TARGET_AVX512VL.
7571 * config/i386/predicates.md (constm1_operand): New predicate.
7572 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
7573 emission of constant -1 load.
7575 2016-04-25 Jason Merrill <jason@redhat.com>
7577 * gdbinit.in: Skip is-a.h.
7579 * attribs.c (register_scoped_attributes): Fix logic.
7580 * attribs.h: Declare register_scoped_attributes.
7582 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7584 * config/rs6000/rs6000-builtin.def: Correct pasto error for
7585 stxvd2x and stxvw4x built-in functions.
7587 2016-04-25 DJ Delorie <dj@redhat.com>
7589 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
7590 (ashrhi3): Likewise.
7591 (lshrhi3): Likewise.
7593 2016-04-25 Richard Biener <rguenther@suse.de>
7595 PR tree-optimization/70780
7596 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
7598 (compute_antic): Mark blocks with abnormal preds as visited as
7599 they have a final empty antic-in solution already.
7601 2016-04-25 Michael Collison <michael.collison@linaro.org>
7603 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
7605 2016-04-25 Michael Collison <michael.collison@linaro.org>
7607 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
7608 mode is VQI to improve mixed mode vectorization.
7609 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
7610 define_insn to match low half of signed vaddw.
7611 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
7612 define_insn to match high half of signed vaddw.
7613 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
7614 define_insn to match low half of unsigned vaddw.
7615 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
7616 define_insn to match high half of unsigned vaddw.
7617 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
7618 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7619 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
7621 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7622 * config/arm/predicates.md (vect_par_constant_high): Support
7623 big endian and simplify by calling
7624 arm_simd_check_vect_par_cnst_half
7625 (vect_par_constant_low): Likewise.
7627 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7629 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
7630 predicate for operand 2.
7632 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
7633 H.J. Lu <hongjiu.lu@intel.com>
7635 * config/i386/i386-protos.h (standard_sse_constant_p): Add
7636 machine_mode argument.
7637 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
7638 constm1_rtx operands. For VOIDmode constants, get mode from
7639 pred_mode. Check mode size if the mode is supported by ABI.
7640 (standard_sse_constant_opcode): Do not use standard_constant_p.
7641 Strictly check ABI support for all-ones operands.
7642 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
7643 immediates. Update calls to standard_sse_constant_p.
7644 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
7645 (ix86_rtx_costs): Ditto.
7646 * config/i386/i386.md (*movxi_internal_avx512f): Use
7647 nonimmediate_or_sse_const_operand instead of vector_move_operand.
7648 Use (v,BC) alternative instead of (v,C). Use register_operand
7649 checks instead of MEM_P.
7650 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
7651 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
7652 isa attribute. Use register_operand checks instead of MEM_P.
7653 (*movti_internal): Use nonimmediate_or_sse_const_operand for
7654 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
7655 alternative and corresponding sse2 isa attribute.
7656 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
7657 to standard_sse_constant_p.
7658 (FP constant splitters): Ditto.
7659 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
7661 * config/i386/predicates.md (constm1_operand): Remove.
7662 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
7663 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
7664 vector_all_ones_operand instead of constm1_operand.
7666 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7668 * print-rtl.c (print_rtx_insn_vec): New function.
7669 * print-rtl.h: New prototype.
7670 * store-motion.c (struct st_expr): Make avail_stores a vector.
7671 (st_expr_entry): Adjust.
7672 (free_st_expr_entry): Likewise.
7673 (print_store_motion_mems): Likewise.
7674 (find_moveable_store): Likewise.
7675 (compute_store_table): Likewise.
7676 (delete_store): Likewise.
7677 (build_store_vectors): Likewise.
7679 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7681 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
7683 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7685 * vec.h (vec_safe_contains): New function.
7686 (vec::contains): Likewise.
7687 (vec::begin): Likewise.
7688 (vec::end): Likewise.
7690 2016-04-23 Jakub Jelinek <jakub@redhat.com>
7693 * cfgexpand.c (expand_stack_vars): Fix typo.
7695 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7697 * system.h (list, map, set, vector): Include conditionally.
7698 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
7699 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
7700 * ipa-icf.c (INCLUDE_LIST): Define.
7701 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
7702 * config/sh/sh.c (INCLUDE_VECTOR): Define.
7703 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
7704 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
7705 * cp/logic.cc (INCLUDE_LIST): Define.
7706 * fortran/trans-common.c (INCLUDE_MAP): Define.
7708 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7710 * auto-profile.c: Remove <string.h> include.
7711 * ipa-icf-gimple.c: Remove <list> include.
7712 * diagnostic.c: Remove <new> include.
7713 * genmatch.c: Likewise.
7714 * pretty-print.c: Likewise.
7715 * toplev.c: Likewise
7716 * c/c-objc-common.c: Likewise.
7717 * cp/error.c: Likewise.
7718 * fortran/error.c: Likewise.
7720 2016-04-22 Richard Biener <rguenther@suse.de>
7722 * lto-streamer-in.c (input_ssa_names): Do not allocate
7723 GIMPLE_NOP for all SSA names.
7724 * lto-streamer-out.c (output_ssa_names): Do not output
7725 SSA names that should have been released.
7727 2016-04-22 Richard Biener <rguenther@suse.de>
7729 PR tree-optimization/70740
7730 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
7733 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
7736 * config/i386/predicates.md (call_insn_operand): Replace
7737 sibcall_memory_operand with memory_operand.
7739 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
7741 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
7742 has_single_use() tests.
7743 (register_edge_assert_for_1): Likewise.
7744 (find_assert_locations_1): Check the liveness bitmap instead of
7745 checking has_single_use().
7747 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
7750 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
7751 Extract AVX-512BW constraint from AVX.
7753 2016-04-21 Richard Biener <rguenther@suse.de>
7755 PR tree-optimization/70725
7756 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
7757 for phi_convertible_by_degenerating_args.
7758 (predicate_all_scalar_phis): Handle single-argument PHIs.
7760 2016-04-21 Richard Biener <rguenther@suse.de>
7763 * fold-const.c (fold_comparison): Return properly typed
7766 2016-04-21 Bin Cheng <bin.cheng@arm.com>
7768 PR tree-optimization/70715
7769 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7770 after expanding BASE using expand_simple_operations.
7772 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7774 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
7775 New transformations.
7777 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7779 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
7781 2016-04-20 Jan Hubicka <jh@suse.cz>
7783 * ipa-inline.c (can_inline_edge_p): Pass caller info to
7784 ultiimate_alias_target.
7785 (update_callee_keys): Likewise.
7786 (lookup_recursive_calls): Likewise.
7787 (speculation_useful_p): Likewise.
7789 2016-04-20 Jan Hubicka <jh@suse.cz>
7792 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
7793 (set_nothrow_flag_1): ... this; handle interposition correctly;
7794 recurse on aliases and thunks.
7795 (cgraph_node::set_nothrow_flag): New.
7796 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
7797 functions compiled with non-call exceptions that binds to current
7799 (propagate_nothrow): Be safe WRT interposition.
7800 * cgraph.h (set_nothrow_flag): Update prototype.
7802 2016-04-18 Jan Hubicka <jh@suse.cz>
7804 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7805 max_loop_iterations_int.
7806 (tree_unswitch_outer_loop): Likewise.
7808 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7810 PR tree-optimization/69489
7811 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
7812 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
7813 Revise dump message.
7814 (if_convertible_bb_p): Remove check on edge count of basic block's
7817 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7819 PR tree-optimization/56625
7820 PR tree-optimization/69489
7821 * tree-data-ref.h (DR_INNERMOST): New macro.
7822 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
7823 hashing struct innermost_loop_behavior.
7824 (ref_DR_map): Remove.
7825 (innermost_DR_map): New map.
7826 (baseref_DR_map): Revise comment.
7827 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
7828 to innermost_DR_map accroding to its innermost loop behavior.
7829 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
7830 to its innermost loop behavior.
7831 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
7832 Add initialization for innermost_DR_map. Record memory reference
7833 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
7834 have innermost loop behavior.
7835 (if_convertible_loop_p): Remove release for ref_DR_map. Release
7838 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
7840 * config/i386/i386.md (*lea<mode>_general_1): Rename from
7841 *lea_general_1. Use explicit SWI12 mode interator.
7842 (*lea<mode>_general_2): Rename from *lea_general_2.
7843 Use explicit SWI12 mode interator.
7844 (*lea<mode>_general_3): Rename from *lea_general_3.
7845 Use explicit SWI12 mode interator.
7846 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
7847 Use explicit SWI12 mode interator.
7848 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
7849 Use explicit SWI48 mode interator.
7851 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7853 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7854 Short-cut unaligned load and store cases. Handle all integer
7856 (ix86_expand_vector_move_misalign): Short-cut unaligned load
7857 and store cases. Call ix86_avx256_split_vector_move_misalign
7858 directly without checking mode class.
7860 2016-04-20 Andrew Pinski <apinski@cavium.com>
7861 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7864 * config/aarch64/aarch64.md (sibcall): Force call
7865 address to be DImode for ILP32.
7866 (sibcall_value): Likewise.
7868 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7870 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
7872 2016-04-20 Richard Biener <rguenther@suse.de>
7874 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
7875 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
7876 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
7877 (maybe_push_res_to_seq): Adjust.
7878 * gimple-fold.c (maybe_build_generic_op): Likewise.
7880 2016-04-20 Marek Polacek <polacek@redhat.com>
7882 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
7885 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
7887 * config/i386/sse.md (vec_unpacks_lo_hi): Always
7888 use kmovw to support AVX512F target.
7890 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7892 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
7894 2016-04-20 Marek Polacek <polacek@redhat.com>
7896 PR tree-optimization/70725
7897 * tree-if-conv.c (is_false_predicate): New function.
7898 (predicate_mem_writes): Use it.
7900 2016-04-20 Richard Biener <rguenther@suse.de>
7902 PR tree-optimization/70726
7903 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
7904 shift amounts from a pattern stmt operand.
7906 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7909 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
7910 stack_restore_from_fpr pattern when restoring r15.
7911 (s390_optimize_prologue): Strip away the memory barrier in the
7912 parallel when trying to get rid of restore insns.
7913 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
7914 definition for loading the stack pointer from an FPR. Compared to
7915 the normal move insn this pattern includes a full memory barrier.
7917 2016-04-19 Jakub Jelinek <jakub@redhat.com>
7920 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
7921 implicitly linear or lastprivate iterator on the outer context.
7923 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7925 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
7927 * config/i386/i386.md (ssememalign): Removed.
7928 * config/i386/sse.md: Remove ssememalign attribute from patterns.
7930 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7933 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
7934 const short * to __builtin_ia32_loaddquhi512_mask.
7935 (_mm512_maskz_loadu_epi16): Likewise.
7936 (_mm512_mask_storeu_epi16): Pass short * to
7937 __builtin_ia32_storedquhi512_mask.
7938 (_mm512_mask_loadu_epi8): Pass const char * to
7939 __builtin_ia32_loaddquqi512_mask.
7940 (_mm512_maskz_loadu_epi8): Likewise.
7941 (_mm512_mask_storeu_epi8): Pass char * to
7942 __builtin_ia32_storedquqi512_mask.
7943 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
7944 const double * to __builtin_ia32_loadupd512_mask.
7945 (_mm512_mask_loadu_pd): Likewise.
7946 (_mm512_maskz_loadu_pd): Likewise.
7947 (_mm512_storeu_pd): Pass double * to
7948 __builtin_ia32_storeupd512_mask.
7949 (_mm512_mask_storeu_pd): Likewise.
7950 (_mm512_loadu_ps): Pass const float * to
7951 __builtin_ia32_loadups512_mask.
7952 (_mm512_mask_loadu_ps): Likewise.
7953 (_mm512_maskz_loadu_ps): Likewise.
7954 (_mm512_storeu_ps): Pass float * to
7955 __builtin_ia32_storeups512_mask.
7956 (_mm512_mask_storeu_ps): Likewise.
7957 (_mm512_mask_loadu_epi64): Pass const long long * to
7958 __builtin_ia32_loaddqudi512_mask.
7959 (_mm512_maskz_loadu_epi64): Likewise.
7960 (_mm512_mask_storeu_epi64): Pass long long *
7961 to __builtin_ia32_storedqudi512_mask.
7962 (_mm512_loadu_si512): Pass const int * to
7963 __builtin_ia32_loaddqusi512_mask.
7964 (_mm512_mask_loadu_epi32): Likewise.
7965 (_mm512_maskz_loadu_epi32): Likewise.
7966 (_mm512_storeu_si512): Pass int * to
7967 __builtin_ia32_storedqusi512_mask.
7968 (_mm512_mask_storeu_epi32): Likewise.
7969 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
7970 char * to __builtin_ia32_storedquqi256_mask.
7971 (_mm_mask_storeu_epi8): Likewise.
7972 (_mm256_mask_loadu_epi16): Pass const short * to
7973 __builtin_ia32_loaddquhi256_mask.
7974 (_mm256_maskz_loadu_epi16): Likewise.
7975 (_mm_mask_loadu_epi16): Pass const short * to
7976 __builtin_ia32_loaddquhi128_mask.
7977 (_mm_maskz_loadu_epi16): Likewise.
7978 (_mm256_mask_loadu_epi8): Pass const char * to
7979 __builtin_ia32_loaddquqi256_mask.
7980 (_mm256_maskz_loadu_epi8): Likewise.
7981 (_mm_mask_loadu_epi8): Pass const char * to
7982 __builtin_ia32_loaddquqi128_mask.
7983 (_mm_maskz_loadu_epi8): Likewise.
7984 (_mm256_mask_storeu_epi16): Pass short * to.
7985 __builtin_ia32_storedquhi256_mask.
7986 (_mm_mask_storeu_epi16): Pass short * to.
7987 __builtin_ia32_storedquhi128_mask.
7988 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
7989 const double * to __builtin_ia32_loadupd256_mask.
7990 (_mm256_maskz_loadu_pd): Likewise.
7991 (_mm_mask_loadu_pd): Pass onst double * to
7992 __builtin_ia32_loadupd128_mask.
7993 (_mm_maskz_loadu_pd): Likewise.
7994 (_mm256_mask_storeu_pd): Pass double * to
7995 __builtin_ia32_storeupd256_mask.
7996 (_mm_mask_storeu_pd): Pass double * to
7997 __builtin_ia32_storeupd128_mask.
7998 (_mm256_mask_loadu_ps): Pass const float * to
7999 __builtin_ia32_loadups256_mask.
8000 (_mm256_maskz_loadu_ps): Likewise.
8001 (_mm_mask_loadu_ps): Pass const float * to
8002 __builtin_ia32_loadups128_mask.
8003 (_mm_maskz_loadu_ps): Likewise.
8004 (_mm256_mask_storeu_ps): Pass float * to
8005 __builtin_ia32_storeups256_mask.
8006 (_mm_mask_storeu_ps): ass float * to
8007 __builtin_ia32_storeups128_mask.
8008 (_mm256_mask_loadu_epi64): Pass const long long * to
8009 __builtin_ia32_loaddqudi256_mask.
8010 (_mm256_maskz_loadu_epi64): Likewise.
8011 (_mm_mask_loadu_epi64): Pass const long long * to
8012 __builtin_ia32_loaddqudi128_mask.
8013 (_mm_maskz_loadu_epi64): Likewise.
8014 (_mm256_mask_storeu_epi64): Pass long long * to
8015 __builtin_ia32_storedqudi256_mask.
8016 (_mm_mask_storeu_epi64): Pass long long * to
8017 __builtin_ia32_storedqudi128_mask.
8018 (_mm256_mask_loadu_epi32): Pass const int * to
8019 __builtin_ia32_loaddqusi256_mask.
8020 (_mm256_maskz_loadu_epi32): Likewise.
8021 (_mm_mask_loadu_epi32): Pass const int * to
8022 __builtin_ia32_loaddqusi128_mask.
8023 (_mm_maskz_loadu_epi32): Likewise.
8024 (_mm256_mask_storeu_epi32): Pass int * to
8025 __builtin_ia32_storedqusi256_mask.
8026 (_mm_mask_storeu_epi32): Pass int * to
8027 __builtin_ia32_storedqusi128_mask.
8028 * config/i386/i386-builtin-types.def (PCSHORT): New.
8030 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8031 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8032 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8033 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8034 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8035 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8036 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8037 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8038 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8039 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8040 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8041 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8042 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8043 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8044 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8045 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8046 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8047 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8048 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8049 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8050 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8051 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8052 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8053 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8054 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8055 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8056 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8057 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8058 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8059 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8060 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8061 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8062 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8063 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8064 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8065 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8066 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8067 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8068 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8069 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8070 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8071 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8072 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8073 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8074 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8075 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8076 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8077 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8078 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8080 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8081 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8083 (ix86_expand_vector_move_misalign): Likewise.
8084 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8085 to scalar function prototype for unaligned load/store builtins.
8086 (ix86_expand_special_args_builtin): Updated.
8087 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8088 (UNSPEC_STOREU): Likewise.
8089 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8090 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8091 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8092 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8093 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8094 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8095 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8096 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8097 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8098 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8099 (<avx512>_storedqu<mode>_mask): Likewise.
8100 (*sse4_2_pcmpestr_unaligned): Likewise.
8101 (*sse4_2_pcmpistr_unaligned): Likewise.
8102 (*mov<mode>_internal): Renamed to ...
8103 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8104 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8105 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8106 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8108 2016-04-19 Richard Biener <rguenther@suse.de>
8110 PR tree-optimization/70171
8111 * tree-ssa-phiprop.c: Include stor-layout.h.
8112 (phiprop_insert_phi): Handle the aggregate copy case.
8113 (propagate_with_phi): Likewise.
8115 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8117 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8118 instead of simplify_gen_subreg (... , 0).
8119 (ix86_delegitimize_address): Ditto.
8120 (ix86_split_divmod): Ditto.
8121 (ix86_split_copysign_const): Ditto.
8122 (ix86_split_copysign_var): Ditto.
8123 (ix86_expand_args_builtin): Ditto.
8124 (ix86_expand_round_builtin): Ditto.
8125 (ix86_expand_special_args_builtin): Ditto.
8126 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8127 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8128 (udivmodqi4): Ditto.
8129 (absneg splitters): Ditto.
8130 (*jcc_bt<mode>_1): Ditto.
8132 2016-04-19 Richard Biener <rguenther@suse.de>
8134 PR tree-optimization/70724
8135 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8136 restoring out from ...
8137 (free_scc_vn): ... here.
8138 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8139 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8141 (pass_fre::execute): Restore SSA info.
8143 2016-04-19 Richard Biener <rguenther@suse.de>
8145 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8146 * gimple-walk.c (walk_gimple_op): Initialize it.
8147 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8148 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8149 remapping SSA names of defs.
8150 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8153 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8156 * lra-constraints.c (equiv_substition_p): New.
8157 (process_alt_operands): Use it.
8158 (swap_operands): Swap it.
8159 (curr_insn_transform): Update it.
8161 2016-04-18 Michael Matz <matz@suse.de>
8163 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8164 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8165 * tree-core.h (tree_type_common.align): Use bit-field.
8166 (tree_type_common.spare): New.
8167 (tree_decl_common.off_align): Make smaller.
8168 (tree_decl_common.align): Use bit-field.
8170 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8171 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8172 (scan_sharing_clauses): Ditto.
8173 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8174 (omp_finish_file): Ditto.
8175 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8176 (layout_decl): Ditto.
8177 (relayout_decl): Ditto.
8178 (finalize_record_size): Use SET_TYPE_ALIGN.
8179 (finalize_type_size): Ditto.
8180 (finish_builtin_struct): Ditto.
8181 (layout_type): Ditto.
8182 (initialize_sizetypes): Ditto.
8183 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8184 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8185 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8186 (get_chain_field): Ditto.
8187 (get_trampoline_type): Ditto.
8188 (get_nl_goto_field): Ditto.
8189 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8191 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8192 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8193 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8194 (build_qualified_type): Use SET_TYPE_ALIGN.
8195 (build_aligned_type, build_range_type_1): Ditto.
8196 (build_atomic_base): Ditto.
8197 (build_common_tree_nodes): Ditto.
8198 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8199 (expand_one_stack_var_at): Ditto.
8200 * coverage.c (build_var): Use SET_DECL_ALIGN.
8201 * except.c (init_eh): Ditto.
8202 * function.c (assign_parm_setup_block): Ditto.
8203 * symtab.c (increase_alignment_1): Ditto.
8204 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8205 * tree-vect-stmts.c (ensure_base_align): Ditto.
8206 * varasm.c (align_variable): Ditto.
8207 (assemble_variable): Ditto.
8208 (build_constant_desc): Ditto.
8209 (output_constant_def_contents): Ditto.
8211 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8212 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8213 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8214 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8215 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8217 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8220 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8221 replace %vmovsd with "%vmovq".
8222 (vec_concatv2df): Likewise.
8224 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8226 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8227 (*vec_extractv2si_0): Ditto.
8228 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8229 (zero_extended_scalar_load_operand splitters): Ditto.
8230 (vec_extract splitters): Ditto.
8231 (*vec_extractv4si_0_zext): Ditto.
8232 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8234 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8235 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8236 (*sse4_1_extractps): Use lowpart_subreg.
8237 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8239 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8241 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8243 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8244 Mention Solaris 11 packaging changes.
8245 Update gas and gld requirements.
8246 Remove reference to pre-Solaris 10 bug.
8247 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8249 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8252 2016-04-17 Jan Hubicka <jh@suse.cz>
8254 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8255 max_loop_iterations_int.
8257 2016-04-18 Richard Biener <rguenther@suse.de>
8259 PR tree-optimization/43434
8260 * tree-ssa-structalias.c (struct vls_data): New.
8261 (visit_loadstore): Handle all pointer-based accesses.
8262 (compute_dependence_clique): Compute a bitmap of restrict tags
8263 assigned bases and pass it to visit_loadstore.
8265 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8268 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8269 armv8.1-a and armv8.1-a+crc.
8271 2016-04-18 Richard Biener <rguenther@suse.de>
8273 PR tree-optimization/70701
8274 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8275 references after translating through a memcpy.
8277 2016-04-18 Richard Biener <rguenther@suse.de>
8279 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8280 (compute_antic): ... here. For partial antic use regular
8281 postorder and scrap iteration.
8282 (compute_partial_antic_aux): Remove unused return value.
8283 (init_pre): Do not allocate postorder.
8284 (fini_pre): Do not free postorder.
8286 2016-04-18 Richard Biener <rguenther@suse.de>
8289 * expmed.c (extract_bit_field_1): Remove broken case
8290 using a wider MODE_INT mode.
8292 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8294 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8295 unless compiling with at least GCC-4.8.
8297 2016-04-17 Jan Hubicka <jh@suse.cz>
8300 * graphite.c (graphite_finalize): Update call to
8301 tree_estimate_probability.
8302 * predict.h (tree_estimate_probability): Update prototype.
8304 2016-04-17 Jan Hubicka <jh@suse.cz>
8306 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8307 (tree_estimate_probability): Likewise.
8308 (pass_profile::execute): Update.
8309 (report_predictor_hitrates): New function.
8310 * profile.c (compute_branch_probabilities): Use it.
8311 * predict.h (report_predictor_hitrates): Declare.
8313 2016-04-17 Jan Hubicka <jh@suse.cz>
8316 * cgraph.h (cgraph_node::set_const_flag,
8317 cgraph_node::set_pure_flag): Update prototype to return bool;
8319 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8320 of interposable symbol are interposable, too.
8321 (cgraph_set_const_flag_1): Rename to ...
8322 (set_const_flag_1): ... this one; change to self recursive function
8323 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8324 clearnig the flag in all variants and also virtual thunks of const
8325 functions are pure; track if any change was done.
8326 (cgraph_node::set_const_flag): Update.
8327 (struct set_pure_flag_info): New struct.
8328 (cgraph_set_pure_flag_1): Rename to ...
8329 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8330 rather than pointer encoded flags; track if any changes was done;
8331 handle correctly clearning flag and setting flag of aliases already
8333 (cgraph_node::set_pure_flag): Update.
8334 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8336 2016-04-17 Tom de Vries <tom@codesourcery.com>
8339 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8342 2016-04-17 Tom de Vries <tom@codesourcery.com>
8344 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8345 '{}<> ' as escape-for-record.
8347 2016-04-17 Tom de Vries <tom@codesourcery.com>
8349 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8352 2016-04-17 Tom de Vries <tom@codesourcery.com>
8355 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8356 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8357 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8358 * passes.c (finish_optimization_passes): Only call
8359 finish_graph_dump_file if dfi->graph_dump_initialized.
8360 (execute_function_dump, pass_init_dump_file): Use
8361 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8363 2016-04-17 Tom de Vries <tom@codesourcery.com>
8365 PR tree-optimization/70256
8366 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8367 (debug_varmap): New function.
8369 2016-04-17 Tom de Vries <tom@codesourcery.com>
8372 * passes.c (pass_manager::register_pass): Propagate pflags.
8374 2016-04-17 Tom de Vries <tom@codesourcery.com>
8377 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8378 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8379 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8380 check if it's equal to p_start.
8381 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8383 2016-04-15 Jan Hubicka <jh@suse.cz>
8386 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8387 function does not bind to current def.
8388 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8389 handle conservatively calls to functions that does not need to bind
8391 (check_call): Update call of worse_state.
8392 (ignore_edge_for_nothrow): Update.
8393 (ignore_edge_for_pure_const): Likewise.
8394 (propagate_pure_const): Update calls to worse_state.
8395 (skip_function_for_local_pure_const): Reformat comments.
8397 2016-04-15 Jan Hubicka <jh@suse.cz>
8400 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8401 (cgraph_node::function_symbol): Likewise.
8402 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8403 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8404 (symtab_node::ultimate_alias_target): Add REF parameter.
8405 (symtab_node::binds_to_current_def_p): Declare.
8406 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8407 (cgraph_node::function_symbol): Likewise.
8408 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8409 (cgraph_node::get_availability): Likewise.
8410 (cgraph_edge::binds_to_current_def_p): New inline function.
8411 (varpool_node::get_availability): Add REF parameter.
8412 (varpool_node::ultimate_alias_target): Likewise.
8413 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8414 (symtab_node::binds_to_current_def_p): Likewise.
8415 * varpool.c (varpool_node::get_availability): Likewise.
8417 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8420 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8421 Fix mode size check.
8423 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8425 * BASE-VER: Set to 7.0.0.
8427 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8429 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8431 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8433 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8434 architecture revisions.
8436 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8438 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8439 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8440 * config/i386/i386.md (stack decrement to push peepholes): Guard
8441 with !x86_using_red_zone ().
8443 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8446 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
8447 to dump_generic_node.
8448 (NIY): Pass also flags to do_niy.
8450 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
8452 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
8453 (simd_clone_vector_of_formal_parm_types)
8454 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
8455 (simd_clone_mangle, simd_clone_create)
8456 (simd_clone_adjust_return_type, create_tmp_simd_array)
8457 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
8458 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
8459 (ipa_simd_modify_function_body, simd_clone_linear_addend)
8460 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
8461 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
8462 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
8463 * omp-simd-clone.c: ... this new file.
8464 (simd_clone_vector_of_formal_parm_types): Make it static.
8465 * Makefile.in (OBJS): Add omp-simd-clone.o.
8467 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8470 * config/i386/sse.md: Use proper memory operand modifiers.
8473 2016-04-15 Richard Biener <rguenther@suse.de>
8474 Alan Modra <amodra@gmail.com>
8476 PR tree-optimization/70130
8477 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
8478 when alignment stays not the same and no not use the realign
8481 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8484 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8485 direct move handlers for KFmode. Change TFmode handlers test from
8486 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
8488 2016-04-14 Jakub Jelinek <jakub@redhat.com>
8491 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
8492 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
8493 (inlined_polymorphic_ctor_dtor_block_p): Use it.
8494 * tree-ssa-live.c (remove_unused_scope_block_p): When
8495 in_ctor_dtor_block, avoid discarding not just BLOCKs with
8496 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
8497 block_ultimate_origin is FUNCTION_DECL.
8498 (remove_unused_locals): If current_function_decl is
8499 polymorphic_ctor_dtor_p, pass initial true to
8500 remove_unused_scope_block_p' is_ctor_dtor_block.
8502 2016-04-14 Martin Sebor <msebor@redhat.com>
8507 * doc/extend.texi (Variable Length): Revert.
8509 2016-04-14 Marek Polacek <polacek@redhat.com>
8510 Jan Hubicka <hubicka@ucw.cz>
8513 * tree.c (verify_type): Disable the canonical type of main variant
8516 2016-04-14 Jason Merrill <jason@redhat.com>
8518 * cfgexpand.c, expr.c: Revert previous change.
8520 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
8523 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
8524 when building a mem ref for the incoming reduction variable.
8526 2016-04-14 Richard Biener <rguenther@suse.de>
8528 PR tree-optimization/70614
8529 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
8530 loop if the evolution dropped to chrec_dont_know.
8531 (interpret_condition_phi): Likewise.
8533 2016-04-14 Richard Biener <rguenther@suse.de>
8535 PR tree-optimization/70623
8536 * tree-ssa-pre.c (changed_blocks): Make global ...
8537 (compute_antic): ... local here. Move and fix worklist
8538 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
8539 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
8540 worklist handling, dump when ANTIC_IN changed.
8541 (compute_partial_antic_aux): Remove worklist handling.
8542 (init_pre): Do not compute post dominators. Add a comment about
8543 the CFG order chosen.
8544 (fini_pre): Do not free post dominators.
8546 2016-04-13 Martin Sebor <msebor@redhat.com>
8551 * doc/extend.texi (Variable Length): Document C++ specifics.
8553 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8556 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
8557 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
8558 eh edges have been purged.
8561 * tree-sra.c (create_access_replacement,
8562 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
8564 * tree-pretty-print.c (dump_fancy_name): New function.
8565 (dump_decl_name, dump_generic_node): Use it.
8567 2016-04-13 Jason Merrill <jason@redhat.com>
8569 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
8570 * expr.c (expand_expr_real_1): Likewise.
8572 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
8574 * config/i386/i386.md (kunpckhi): Swap operands.
8575 (kunpcksi): Likewise.
8576 (kunpckdi): Likewise.
8577 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
8578 (vec_pack_trunc_<mode>): Likewise.
8580 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8583 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
8586 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
8587 gimplification turns some element into non-constant.
8590 * rtl.h (convert_memory_address_addr_space_1): New prototype.
8591 * explow.c (convert_memory_address_addr_space_1): No longer static,
8592 add NO_EMIT argument and don't call convert_modes if true, pass
8593 it down recursively, remove break after return.
8594 (convert_memory_address_addr_space): Adjust caller.
8595 * simplify-rtx.c (simplify_unary_operation_1): Call
8596 convert_memory_address_addr_space_1 instead of convert_memory_address,
8597 if it returns NULL, don't simplify.
8599 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
8602 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
8604 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8606 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8607 Bump the upper SIMDLEN limits, so that if the return type or
8608 characteristic type if the return type is void can be passed in
8609 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
8612 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8615 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
8616 Do not use "=" constraint on an input constraint.
8617 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8618 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8619 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
8620 generates (neg (abs ...)) instead of (abs ...).
8622 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8624 PR rtl-optimization/70596
8625 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
8626 just invalidate LRA data and reset them. Adjust dump wording.
8628 2016-04-12 Martin Liska <mliska@suse.cz>
8631 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8633 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8635 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8636 max_loop_iterations_int.
8637 (tree_unswitch_outer_loop): Likewise.
8638 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8639 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8641 2016-04-12 Tom de Vries <tom@codesourcery.com>
8643 PR tree-optimization/68756
8644 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
8645 instead of new_name.
8647 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8649 PR tree-optimization/70602
8650 * tree-sra.c (generate_subtree_copies): Don't write anything into
8651 constant pool decls.
8653 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
8654 regardless whether there are depend clauses or not.
8656 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8659 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
8660 target attribute and pragma from changing the -mfloat128
8661 and -mfloat128-hardware options.
8663 * doc/extend.texi (Additional Floating Types): Document PowerPC
8664 __float128 restrictions.
8666 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8669 * config/aarch64/driver-aarch64.c
8670 (aarch64_get_extension_string_for_isa_flags): New.
8671 (arch_extension): Rename to...
8672 (aarch64_arch_extension): ...This.
8673 (ext_to_feat_string): Rename to...
8674 (aarch64_extensions): ...This.
8675 (aarch64_core_data): Keep track of architecture extension flags.
8676 (cpu_data): Rename to...
8677 (aarch64_cpu_data): ...This.
8678 (aarch64_arch_driver_info): Keep track of architecture extension
8680 (get_arch_name_from_id): Rename to...
8681 (get_arch_from_id): ...This, change return type.
8682 (host_detect_local_cpu): Update and reformat for renames, handle
8683 extensions through common infrastructure.
8685 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8688 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
8689 track of a canonical flag name.
8690 (all_extensions): Likewise.
8691 (arch_to_arch_name): Also track extension flags enabled by the arch.
8692 (all_architectures): Likewise.
8693 (aarch64_parse_extension): Move to here.
8694 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
8696 (aarch64_rewrite_selected_cpu): Update for above change.
8697 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
8698 are handled, such that the single explicit value enabled by an
8699 extension is kept seperate from the implicit values it also enables.
8700 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
8702 (aarch64_parse_extension): New.
8703 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
8704 here to config/aarch64/aarch64-protos.h.
8705 (aarch64_parse_extension): Move from here to
8706 common/config/aarch64/aarch64-common.c.
8707 (aarch64_option_print): Update.
8708 (aarch64_declare_function_name): Likewise.
8709 (aarch64_start_file): Likewise.
8710 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
8711 the canonical flag for extensions.
8712 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
8715 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8717 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
8720 2016-04-09 Tom de Vries <tom@codesourcery.com>
8722 PR tree-optimization/68953
8723 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
8724 first to last subscript.
8726 2016-04-09 Jakub Jelinek <jakub@redhat.com>
8728 PR tree-optimization/70586
8729 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
8732 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
8736 PR tree-optimization/70373
8740 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
8741 clauses for acc parallel reductions as necessary. Error on those
8743 * omp-low.c (scan_sharing_clauses): Don't install variables which
8744 are used in acc parallel reductions.
8745 (lower_rec_input_clauses): Remove dead code.
8746 (lower_oacc_reductions): Add support for reference reductions.
8747 (lower_reduction_clauses): Remove dead code.
8748 (lower_omp_target): Don't remap variables appearing in acc parallel
8750 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
8752 2016-04-08 Jakub Jelinek <jakub@redhat.com>
8755 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
8756 with multiple SSA_NAME defs, force the outputs other than first
8757 to be live before calling live_track_process_def on each output.
8759 PR rtl-optimization/70574
8760 * fwprop.c (forward_propagate_and_simplify): Don't add
8761 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
8762 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
8763 paradoxical subregs within *loc.
8765 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
8767 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
8768 -ftree-parallelize-loops={0,1}.
8769 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
8770 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
8771 * config/ia64/hpux.h (LIB_SPEC): Likewise.
8772 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
8773 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
8775 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
8778 * asan.c (instrument_derefs): If we get unknown location, extract it
8780 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
8782 2016-04-08 Tom de Vries <tom@codesourcery.com>
8784 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
8785 implicit firstprivate clause.
8787 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8790 * config/arm/thumb2.md (tst + branch-> lsls + branch
8791 peephole below *orsi_not_shiftsi_si): Require that condition
8792 register is dead after the peephole.
8793 (second peephole after the above): Likewise.
8795 2016-04-08 Alan Modra <amodra@gmail.com>
8798 * builtins.c (fold_builtin_classify): For IBM extended precision,
8799 look at just the high-order double to test for NaN.
8800 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
8801 test just the high double for Inf but both doubles for subnormal
8804 2016-04-07 Jakub Jelinek <jakub@redhat.com>
8806 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
8807 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
8808 node->simdclone->mask_mode != VOIDmode masks.
8809 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
8810 earlier, use it instead of node->simdclone.
8811 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8812 Set clonei->mask_mode.
8814 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8817 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
8818 Pass it through to cp_parser_already_scoped_statement.
8819 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
8820 it through to cp_parser_statement.
8821 (cp_parser_statement): Pass IF_P through to
8822 cp_parser_iteration_statement.
8823 (cp_parser_pragma): Adjust call to
8824 cp_parser_iteration_statement.
8826 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8829 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
8830 resolve a future -Wparentheses warning.
8831 * omp-low.c (scan_sharing_clauses): Likewise.
8832 * tree-parloops.c (eliminate_local_variables): Likewise.
8834 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
8836 PR rtl-optimization/70398
8837 * lra-constraints.c (process_address_1): Check zero scale and code
8838 for reloading with zero scale.
8840 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
8842 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
8843 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
8845 2016-04-06 Jakub Jelinek <jakub@redhat.com>
8847 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8848 Add support for AVX512F clones, include them by default for
8849 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
8850 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
8854 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
8855 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
8856 firstprivate clauses.
8857 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
8858 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
8859 (lower_omp_target): Set TREE_NO_WARNING for
8860 non-addressable possibly uninitialized vars which are copied into
8861 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
8863 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
8865 * config/pa/predicates.md (integer_store_memory_operand): Accept
8866 REG+D operands with a large offset when reload_in_progress is true.
8867 (floating_point_store_memory_operand): Likewise.
8869 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8872 * match.pd (nested int casts): Limit to GIMPLE.
8874 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
8877 * ipa-devirt.c (maybe_record_node): Fix comment; use
8878 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
8880 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8882 PR rtl-optimization/70542
8883 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
8884 if there are any uses other than insn or debug insns.
8886 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
8887 Jakub Jelinek <jakub@redhat.com>
8889 PR tree-optimization/70509
8890 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
8891 Shift HOST_WIDE_INT_1U instead of 1.
8893 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
8895 PR tree-optimization/70509
8896 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
8897 of the vector base type for index.
8899 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
8902 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
8904 2016-04-05 Richard Biener <rguenther@suse.de>
8906 PR tree-optimization/70526
8907 * tree-sra.c (build_ref_for_offset): Use prev_base to
8908 extract the alias pointer type.
8910 2016-04-05 Richard Biener <rguenther@suse.de>
8912 * dse.c (struct store_info): Remove alias_set member.
8913 (struct read_info_type): Likewise.
8914 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
8915 spill_deleted, clear_alias_set_lookup): Remove.
8916 (get_group_info): Remove dead base == NULL_RTX case.
8917 (dse_step0): Remove initialization of removed variables.
8918 (delete_dead_store_insn): Reomve alias set dumping.
8919 (free_read_records): Remove alias_set handling.
8920 (canon_address): Remove alias_set_out parameter.
8921 (record_store): Remove spill_alias_set, it's always zero.
8922 (check_mem_read_rtx): Likewise.
8923 (dse_step2): Rename from ...
8924 (dse_step2_nospill): ... this. Adjust.
8925 (scan_stores): Rename from ...
8926 (scan_stores_nospill): ... this.
8927 (scan_reads): Rename from ...
8928 (scan_reads_nospill): ... this.
8929 (scan_stores_spill, scan_reads_spill): Remove.
8930 (dse_step3_scan): Remove for_spills argument which is always false.
8931 (dse_step3): Likewise.
8932 (dse_step5): Rename from ...
8933 (dse_step5_nospill): ... this. Remove alias_set handling.
8934 (rest_of_handle_dse): Adjust.
8936 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8939 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
8940 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
8941 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
8942 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
8944 2016-04-05 Richard Biener <rguenther@suse.de>
8947 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
8948 non-register type temporaries into SSA.
8950 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
8953 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
8954 calls when sanitizing.
8955 (possible_polymorphic_call_target_p): Fix formatting.
8957 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8958 Jakub Jelinek <jakub@redhat.com>
8961 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
8962 to ensure a call statement is compatible with a built-in's
8964 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
8967 2016-04-04 Richard Biener <rguenther@suse.de>
8969 PR rtl-optimization/70484
8970 * rtl.h (canon_output_dependence): Declare.
8971 * alias.c (canon_output_dependence): New function.
8972 * dse.c (record_store): Use canon_output_dependence rather
8973 than canon_true_dependence.
8975 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8978 * cgraph.h (symtab_node::copy_visibility_from): New function.
8979 * symtab.c (symtab_node::copy_visibility_from): New function.
8980 * ipa-visibility.c (optimize_weakref): New function.
8981 (function_and_variable_visibility): Use it.
8983 2016-04-04 Martin Liska <mliska@suse.cz>
8986 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
8987 value that is really in range handled by SBR instruction.
8988 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
8989 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
8990 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
8992 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
8996 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
8997 set, but not for SP_REG operands.
8999 2016-04-02 Martin Sebor <msebor@redhat.com>
9002 * fold-const.c (maybe_nonzero_address): New function.
9003 (fold_comparison): Call it. Fold equality and relational
9004 expressions involving null pointers.
9005 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9007 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9009 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9010 the "Y" constraint (scalar FP 0.0 immediate).
9012 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9013 Add the "const_double" to the list of operand constraints.
9015 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9017 PR rtl-optimization/70467
9018 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9019 If low word of the last operand is 0, just emit addition/subtraction
9022 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9025 * config/s390/s390.c (s390_expand_insv): Check for everything
9026 constant instead of just VOIDmode stuff.
9028 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9031 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9033 2016-04-01 Nathan Sidwell <nathan@acm.org>
9035 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9037 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9039 PR rtl-optimization/70461
9040 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9043 2016-03-31 Martin Liska <mliska@suse.cz>
9046 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9047 a tree value or an immediate integer value to a buffer
9048 that is eventually copied to a BRIG section.
9049 (emit_immediate_operand): Call the function here.
9050 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9051 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9052 of class' fields that are removed.
9053 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9054 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9055 m_brig_repr_size fields.
9057 2016-03-31 Martin Liska <mliska@suse.cz>
9060 * hsa-gen.c (hsa_function_representation::update_dominance): New
9062 (convert_addr_to_flat_segment): Likewise.
9063 (gen_hsa_memory_set): New alignment argument.
9064 (gen_hsa_ctor_assignment): Likewise.
9065 (gen_hsa_insns_for_single_assignment): Provide alignment
9066 to gen_hsa_ctor_assignment.
9067 (gen_hsa_insns_for_direct_call): Add new argument.
9068 (expand_lhs_of_string_op): New function.
9069 (expand_string_operation_builtin): Likewise.
9070 (expand_memory_copy): New function.
9071 (expand_memory_set): New function.
9072 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9073 (convert_switch_statements): Change signature.
9074 (generate_hsa): Use a return value of the function.
9075 (pass_gen_hsail::execute): Do not call
9076 convert_switch_statements here.
9077 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9078 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9079 (hsa_function_representation::update_dominance): New function.
9081 2016-03-31 Martin Liska <mliska@suse.cz>
9084 * hsa-brig.c (emit_directive_variable): Emit alignment
9085 according to hsa_symbol::m_align.
9086 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9087 (dump_hsa_symbol): Dump alignment of HSA symbols.
9088 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9089 (gen_hsa_addr_with_align): New function.
9090 (hsa_bitmemref_alignment): Use newly added function.
9091 (gen_hsa_insns_for_load): Likewise.
9092 (gen_hsa_insns_for_store): Likewise.
9093 (gen_hsa_memory_copy): New argument added.
9094 (gen_hsa_insns_for_single_assignment): Respect
9095 alignment for assignments processed via gen_hsa_memory_copy.
9096 (gen_hsa_insns_for_direct_call): Likewise.
9097 (gen_hsa_insns_for_return): Likewise.
9098 (gen_function_def_parameters): Set default alignment.
9099 * hsa.c (hsa_object_alignment): New function.
9100 (hsa_byte_alignment): Pasted function.
9101 * hsa.h (hsa_symbol::m_align): New field.
9103 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9105 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9106 scratch field for goto case.
9108 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9110 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9112 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9115 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9116 (scalar_chain::convert_insn): Call convert_op for reg
9117 moves to handle undefined registers.
9119 2016-03-31 Nathan Sidwell <nathan@acm.org>
9122 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9123 Assert we don't want to move backwards.
9125 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9128 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9130 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9132 PR rtl-optimization/70460
9133 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9134 with operand from REG_LABEL_OPERAND, instead substitute
9135 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9136 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9138 2016-03-31 Martin Liska <mliska@suse.cz>
9140 * passes.c (execute_one_pass): Do not call
9141 todo_after for a discarded function.
9143 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9145 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9146 (no_cost, infinite_cost): Initialize the new field.
9147 (get_computation_cost_at): Record setup cost.
9148 (determine_use_iv_cost_address): Skip cost computation for sub
9149 uses if we can estimate it without losing accuracy.
9151 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9153 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9155 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9156 max_loop_iterations_int.
9157 (tree_unswitch_outer_loop): Likewise.
9158 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9159 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9161 2016-03-30 Richard Biener <rguenther@suse.de>
9164 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9166 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9169 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9170 in gen_blendm expander.
9172 2016-03-30 Nick Clifton <nickc@redhat.com>
9175 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9176 case where we are already provided with an SImode SUBREG.
9178 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9181 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9182 conflict between DRAP register and __builtin_eh_return.
9184 2016-03-30 Michael Matz <matz@suse.de>
9185 Richard Biener <rguenther@suse.de>
9188 * ipa-polymorphic-call.c (struct type_change_info): Change
9189 speculative to an unsigned allowing to limit the work we do.
9190 (csftc_abort_walking_p): New inline function..
9191 (check_stmt_for_type_change): Limit the number of may-defs
9192 skipped for speculative devirtualization to
9193 max-speculative-devirt-maydefs.
9194 * params.def (max-speculative-devirt-maydefs): New param.
9195 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9197 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9200 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9203 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9205 PR tree-optimization/59124
9206 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9207 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9209 2016-03-29 Jeff Law <law@redhat.com>
9211 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9213 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9215 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9218 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9220 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9221 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9222 gcrt0.o if linking dynamically.
9224 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9227 * ipa-devirt.c (methods_equal_p): New function.
9228 (compare_virtual_tables): Use it.
9229 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9230 * cgraphclones.c (clone_function_name_1): Use
9231 symbol_table::symbol_suffix_separator.
9232 * coverage.c (build_var): Likewise.
9233 * symtab.c (symbol_table::symbol_suffix_separator): New.
9235 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9237 PR rtl-optimization/70429
9238 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9239 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9240 mode != result_mode.
9243 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9245 PR tree-optimization/70405
9246 * ssa-iterators.h (num_imm_uses): Add missing braces.
9248 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9250 PR rtl-optimization/68695
9251 * ira-color.c (allocno_copy_cost_saving): New.
9252 (improve_allocation): Use it.
9254 2016-03-29 Richard Henderson <rth@redhat.com>
9257 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9259 2016-03-29 Richard Biener <rguenther@suse.de>
9262 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9263 use alignment returned by get_pointer_alignment_1 if it is
9264 bigger than BITS_PER_UNIT.
9265 * builtins.c (get_pointer_alignment_1): Do not return true
9266 for alignment extracted from SSA info.
9268 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9270 * config/ft32/ft32.opt (mnodiv): New.
9271 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9272 * doc/invoke.texi (FT32 Options -mnodiv): New.
9274 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9277 * config/i386/i386.md (define_split, andn): Fix modes.
9279 2016-03-26 Richard Biener <rguenther@suse.de>
9280 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9283 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9285 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9286 as 2nd argument to cl_optimization_restore().
9288 2016-03-25 Richard Henderson <rth@redhat.com>
9291 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9292 * config/aarch64/aarch64-protos.h: Declare it.
9293 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9295 2016-03-25 Alan Modra <amodra@gmail.com>
9298 * config/rs6000/constraints.md (j): Simplify.
9299 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9301 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9302 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9303 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9304 in all constraint alternatives.
9305 (movtd_64bit_nodm): Delete "j" constraint alternative.
9307 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9309 * tree-ssa-propagate.c: Enhance docs for
9310 SSA_PROP_NOT_INTERESTING.
9312 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9314 * doc/extend.texi: Fix typo in documentation to pure attribute.
9316 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9319 * config/pa/pa.md (bswapdi2): Use a scratch register.
9321 2016-03-24 Richard Henderson <rth@redhat.com>
9324 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9327 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9329 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9330 using ix86_expand_binary_operator instead of gen_andsi3.
9332 2016-03-24 Richard Biener <rguenther@suse.de>
9334 PR tree-optimization/70396
9335 * tree-vect-stmts.c (vectorizable_comparison): Use
9336 get_vectype_for_scalar_type.
9338 2016-03-24 Richard Biener <rguenther@suse.de>
9341 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9342 with register bases.
9344 2016-03-24 Richard Biener <rguenther@suse.de>
9346 PR tree-optimization/70372
9347 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9348 build_all_ones_cst to also handle vector types correctly.
9350 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9353 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9356 2016-03-23 Marek Polacek <polacek@redhat.com>
9359 * doc/invoke.texi: Document -Wignored-attributes.
9361 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9363 PR tree-optimization/69042
9364 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9365 parameter from 30 to 40.
9367 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9369 PR tree-optimization/69042
9370 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9371 for use with constant offset stripped in base.
9373 2016-03-23 Richard Biener <rguenther@suse.de>
9376 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9377 mode compatibility check.
9378 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9380 2016-03-23 Jeff Law <law@redhat.com>
9382 PR tree-optimization/64058
9383 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9385 (struct ssa_conflicts): Move up earlier in the file.
9386 (conflicts_, var_map_): New static variables.
9387 (initialize_conflict_count): New function to initialize the
9388 CONFLICT_COUNT field for each conflict pair.
9389 (compare_pairs): Lazily initialize the conflict count and use it
9390 as the first tie-breaker.
9391 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9392 and wipe conflicts_ and map_ around the call to qsort. Remove
9393 special case for 2 coalesce pairs.
9394 * bitmap.c (bitmap_count_unique_bits): New function.
9395 (bitmap_count_bits_in_word): New function, extracted from
9397 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9398 * bitmap.h (bitmap_count_unique_bits): Declare it.
9400 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9403 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9404 transparent alias chain for decl assembler name.
9405 * config/sol2.c (solaris_assemble_visibility): Likewise.
9407 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9409 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9411 (v10_fdivs): Likewise.
9412 (v10_fdivd): Likewise.
9414 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9417 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9418 to not call fclose twice on file.
9420 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9422 PR tree-optimization/70354
9423 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9424 oprnd0 is wider than oprnd1 and there is a cast from the wider
9425 type to oprnd1, mask it with the mask of the narrower type.
9428 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9429 Optimize TARGET_STV splitters, if high or low word of last argument
9432 2016-03-22 Jeff Law <law@redhat.com>
9435 tree-ssa-threadbackward.c
9436 (fsm_find_control_statement_thread_paths): Correctly distinguish
9437 between old style jump threads vs FSM jump threads.
9439 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
9442 * config/i386/i386.c (scalar_chain::convert_op): Support
9443 uninitialized register usage case.
9445 2016-03-22 Richard Biener <rguenther@suse.de>
9448 * genmatch.c (gen_transform): Adjust last parameter to a three-state
9450 (capture::gen_transform): ... to change behavior when substituting
9451 a condition into cond or not-cond expr context.
9452 (dt_simplify::gen_1): Adjust.
9453 * gimple-match-head.c: Include gimplify.h for unshare_expr.
9454 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
9455 last change and instead change to
9456 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
9457 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9459 2016-03-22 Anthony Green <green@moxielogic.com>
9461 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
9462 issue for moxiebox targets.
9463 (CC1PLUS_SPEC): Ditto.
9465 2016-03-22 Richard Biener <rguenther@suse.de>
9468 * fold-const.c (extract_muldiv_1): Properly perform multiplication
9471 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9473 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
9475 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9478 * config/i386/i386.c (def_builtin): Handle
9479 OPTION_MASK_ISA_AVX512VL to be and-ed with other
9481 (const struct builtin_description bdesc_special_args[]):
9482 Remove duplicate ISA bits.
9484 2016-03-22 Jakub Jelinek <jakub@redhat.com>
9487 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
9488 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
9489 in a way that works also for AVX512BW.
9492 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
9493 instead of source if operands[1] is xmm16 and above and
9494 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
9495 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
9498 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
9499 on assign if (*from_p) is a comparison, set it to
9500 TREE_NO_WARNING (*from_p).
9502 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9505 * lra.c (restore_scratches): Ignore deleted insns.
9507 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
9508 Jakub Jelinek <jakub@redhat.com>
9510 PR tree-optimization/70317
9511 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
9514 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
9517 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
9518 of ix86_expand_move.
9520 (movti): Use general_operand for operand 1 predicate.
9522 2016-03-21 Martin Liska <mliska@suse.cz>
9524 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
9526 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
9528 2016-03-21 Martin Liska <mliska@suse.cz>
9531 * ipa-icf.c (sem_function::parse): Skip static
9532 constructors and destructors.
9534 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9537 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
9538 function-like macro, peek following token(s) if it is followed
9539 by CPP_OPEN_PAREN token with optional padding in between, and
9540 if not, don't treat it like a macro.
9542 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
9543 Alexander Monakov <amonakov@ispras.ru>
9545 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
9546 for the stabs debug format.
9548 2016-03-21 Richard Biener <rguenther@suse.de>
9550 PR tree-optimization/70310
9551 * tree-vect-generic.c (expand_vector_condition): Fold the built
9554 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
9557 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
9558 Block third alternative for AVX-512VL target,
9560 2016-03-21 Martin Liska <mliska@suse.cz>
9563 * hsa-brig.c (emit_function_directives): Mark unemitted
9564 global variables for emission.
9565 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
9566 (get_symbol_for_decl): Likewise.
9567 * hsa.h (struct hsa_symbol): New flag.
9569 2016-03-21 Richard Biener <rguenther@suse.de>
9571 PR tree-optimization/70288
9572 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
9573 we do not estimate unsimplified all-constant conditionals or
9574 switches as optimized away.
9576 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
9578 PR rtl-optimization/69102
9579 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
9580 when we have a readonly dependency context.
9582 2016-03-18 Jeff Law <law@redhat.com>
9584 PR rtl-optimization/70263
9585 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
9586 (update_equiv_regs): When trying to move a store to after the insn
9587 that sets the source of the store, make sure the store occurs after
9588 the insn that sets the source of the store. When successful note
9589 the REG_EQUIV note created in the dump file.
9591 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
9592 Bernd Schmidt <bschmidt@redhat.com>
9594 * doc/extend.texi: Document more potential problems with basic asms.
9596 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
9598 PR rtl-optimization/70278
9599 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
9602 2016-03-18 Jason Merrill <jason@redhat.com>
9604 * calls.c (load_register_parameters): Fix zero size sibcall logic.
9606 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
9608 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
9609 values to 128b regs.
9611 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
9613 PR tree-optimization/70252
9614 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
9615 boolean vector has a proper number of elements.
9616 (supportable_narrowing_operation): Likewise.
9618 2016-03-18 Tom de Vries <tom@codesourcery.com>
9621 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
9623 2016-03-18 Jakub Jelinek <jakub@redhat.com>
9625 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
9626 instead of replace_rtx for DEBUG_INSNs.
9628 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9630 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
9631 load type reservations.
9633 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
9636 * config/pa/constraints.md: Revert 2015-02-13 change. Use
9637 define_constraint for "Q" and "T" constraints.
9639 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
9641 Tweak the pipeline model for Exynos M1
9643 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
9646 2016-03-17 David Malcolm <dmalcolm@redhat.com>
9649 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
9650 where one or both locations aren't within a line_map.
9652 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
9655 * opts.c (finish_options): Don't set flag_pie to the default if
9656 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
9659 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
9661 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
9662 true as ALL_REGS argument to replace_rtx.
9664 2016-03-17 Richard Biener <rguenther@suse.de>
9667 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
9670 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9673 * rtl.h (replace_rtx): Add ALL_REGS argument.
9674 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
9675 equality and assert mode is the same, instead of just rtx pointer
9677 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
9678 true as ALL_REGS argument to replace_rtx.
9680 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
9682 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
9683 for boolean vector with vector mode only.
9684 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9686 2016-03-17 Nick Clifton <nickc@redhat.com>
9689 * config/rx/rx.c (rx_print_integer): Print negative constants in
9692 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9695 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
9697 2016-03-16 Richard Henderson <rth@redhat.com>
9698 Richard Biener <rguenth@suse.de>
9703 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
9704 first operand as is_gimple_condexpr.
9709 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
9710 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
9711 Do not gimplify the result.
9712 (do_unop): Adjust call to tree_vec_extract.
9713 (do_binop): Likewise.
9714 (do_compare): Likewise.
9715 (do_plus_minus): Likewise.
9716 (do_negate): Likewise.
9717 (expand_vector_condition): Likewise.
9718 (do_cond): Likewise.
9720 2016-03-16 Richard Henderson <rth@redhat.com>
9723 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
9724 (aarch64_classify_address): Use it.
9725 (aarch64_legitimize_address): Force all subexpressions of PLUS
9726 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
9728 2016-03-16 Jakub Jelinek <jakub@redhat.com>
9729 Richard Biener <rguenth@suse.de>
9732 * rtlanal.c (replace_rtx): For REG, if from is a REG,
9733 return to even if only REGNO is equal, and assert
9736 2016-03-11 Jeff Law <law@redhat.com>
9738 PR rtl-optimization/70224
9739 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
9741 2016-03-16 Richard Henderson <rth@redhat.com>
9744 * function.h (struct function): Add has_forced_label_in_static.
9745 * gimplify.c (force_labels_r): Set it.
9746 * lto-streamer-in.c (input_struct_function_base): Read it.
9747 * lto-streamer-out.c (output_struct_function_base): Write it.
9748 * tree-inline.c (has_label_address_in_static_1): Remove.
9749 (copy_forbidden): Remove fndecl parameter; test
9750 has_forced_label_in_static.
9751 (inline_forbidden_p): Update call to copy_forbidden.
9752 (tree_versionable_function_p): Likewise.
9753 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
9754 (chkp_versioning): Likewise.
9755 * tree-inline.h (copy_forbidden): Update decl.
9757 2016-03-16 Marek Polacek <polacek@redhat.com>
9760 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
9761 function being thunked if the result type doesn't have fixed size.
9762 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
9763 doesn't have fixed size.
9765 2016-03-16 Bin Cheng <bin.cheng@arm.com>
9767 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
9768 reporting malformed loop nest.
9770 2016-03-16 Tom de Vries <tom@codesourcery.com>
9773 * ipa-devirt.c (possible_polymorphic_call_targets): Move
9774 nodes.length () == 1 test to before first nodes[0] access.
9776 2016-03-16 Tom de Vries <tom@codesourcery.com>
9778 PR tree-optimization/68715
9779 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
9782 2016-03-16 Tom de Vries <tom@codesourcery.com>
9784 PR tree-optimization/68809
9785 * graphite-scop-detection.c (same_close_phi_node): Test if result types
9788 2016-03-16 Carlos O'Donell <carlos@redhat.com>
9789 Sandra Loosemore <sandra@codesourcery.com>
9791 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
9792 on leaf attribute. Mention ELF interposition problems.
9794 2016-03-16 Alan Modra <amodra@gmail.com>
9796 PR rtl-optimization/69195
9797 PR rtl-optimization/47992
9798 * ira.c (indirect_jump_optimize): Ignore artificial defs.
9801 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
9804 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
9806 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9808 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
9810 2016-03-15 Jakub Jelinek <jakub@redhat.com>
9812 PR rtl-optimization/70222
9813 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
9814 optimization if mode is different from result_mode, queue up masking
9815 of the result in outer_op. Formatting fix.
9818 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
9821 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9823 PR rtl-optimization/69032
9824 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
9825 looping backwards over basic block insns.
9827 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9830 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
9831 to non-speculative when propagating trap bits.
9833 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9835 PR rtl-optimization/63384
9836 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
9839 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9842 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
9843 factored out from ...
9844 (sched_analyze_insn): ... here.
9845 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
9846 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
9847 get_implicit_reg_pending_clobbers in it.
9848 (setup_id_reg_sets): Use setup_id_implicit_regs.
9849 (deps_init_id): Ditto.
9851 2016-03-15 Tom de Vries <tom@codesourcery.com>
9854 * cgraph.c (cgraph_node::get_body): Save, reset and restore
9856 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
9857 execute_function_dump.
9858 (execute_one_pass): Don't dump function if it will be dumped after ipa
9861 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
9863 * genrecog.c (match_pattern_2): If pred is NULL don't call
9864 safe_predicate_mode on it.
9866 2016-03-14 Jakub Jelinek <jakub@redhat.com>
9869 * lra-constraints.c (delete_move_and_clobber): Change assertion
9870 to also allow dregno == 0.
9872 2016-03-14 Richard Henderson <rth@redhat.com>
9875 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
9876 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
9877 (reassociate_bb): Use optimize_vec_cond_expr; avoid
9878 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
9881 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
9884 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
9886 (lra_create_live_ranges_1): initialize hard register biggest_mode to
9888 * lra-constraints.c (split_reg): For hard regs, try to find the
9889 biggest single-register mode used in the function.
9891 2016-03-14 Richard Biener <rguenther@suse.de>
9893 PR tree-optimization/56365
9894 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
9895 constants to compare against.
9897 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
9900 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9901 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
9902 (define_split for the GPR case): Use int_reg_operand instead of
9903 gpc_reg_operand for the output.
9905 2016-03-14 Tom de Vries <tom@codesourcery.com>
9907 PR tree-optimization/70045
9908 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
9909 create_empty_if_region_on_edge argument.
9911 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
9913 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
9914 (STACK_CHECK_PROTECT): Likewise.
9915 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9916 (STACK_CHECK_PROTECT): Likewise.
9917 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9918 (STACK_CHECK_PROTECT): Likewise.
9919 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
9920 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
9921 (STACK_CHECK_PROTECT): Likewise.
9923 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
9925 PR rtl-optimization/69307
9926 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
9927 registers in modes that span more than one register.
9929 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
9932 * lra-constraints.c (delete_move_and_clobber): New.
9933 (remove_inheritance_pseudos): Use it.
9935 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
9938 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
9939 the libcall is LCT_THROW.
9940 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
9941 for the checking routine.
9943 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9946 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
9947 optimization if we have direct move.
9948 (roundu32<mode>2_fprs): Likewise.
9950 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
9953 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
9955 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
9956 Arguments swapped. All callers changed. Take reg_renumber into
9957 account, and Calculate and compare register ranges for hard regs.
9959 2016-03-11 Jeff Law <law@redhat.com>
9961 PR tree-optimization/70190
9962 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9963 Handle cases where we can not extract the taken edge, even though we
9964 found a constant value.
9966 PR tree-optimization/64058
9967 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
9968 (num_coalesce_pairs): Move up earlier in file.
9969 (find_coalesce_pair): Initialize the INDEX field for each pair
9971 (compare_pairs): No longer sort on the elements in each pair.
9972 Instead break ties with the index of the coalesce pair.
9974 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9977 * config/aarch64/aarch64-protos.h
9978 (aarch64_save_restore_target_globals): New prototype.
9979 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
9980 Call the above when popping pragma.
9981 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
9983 (aarch64_set_current_function): Rewrite using the above.
9985 2016-03-11 Jakub Jelinek <jakub@redhat.com>
9987 PR tree-optimization/70177
9988 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
9989 (extract_ops_from_tree): ... this. In the 2 argument
9990 overload remove _1 suffix.
9991 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
9992 (extract_ops_from_tree): ... this.
9993 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
9995 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9996 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
9997 extract_ops_from_tree instead of 2 operand one.
9999 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10001 PR tree-optimization/70013
10002 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10003 for constant-pool entries.
10005 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10007 PR rtl-optimization/70174
10008 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10009 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10011 PR tree-optimization/70169
10012 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10013 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10016 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10017 Jakub Jelinek <jakub@redhat.com>
10020 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10021 of uninitialized values.
10023 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10025 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10027 ("*trunctddd2"): New pattern definition.
10028 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10031 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10033 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10034 definitions for BFP and DFP rounding modes.
10035 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10036 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10037 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10038 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10041 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10043 * config/s390/constraints.md: Adjust comment.
10044 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10045 s390_decompose_addrstyle_without_index.
10046 * config/s390/predicates.md (shift_count_or_setmem_operand):
10047 Rename to setmem_operand.
10048 * config/s390/s390-protos.h
10049 (s390_decompose_shift_count): Rename to
10050 s390_decompose_addrstyle_without_index.
10051 * config/s390/s390.c (s390_decompose_shift_count)
10052 (s390_mem_constraint, print_shift_count_operand)
10053 (print_operand_address, print_operand): Rename
10054 s390_decompose_shift_count to
10055 s390_decompose_addrstyle_without_index and rename
10056 print_shift_count_operand to print_addrstyle_operand troughout the
10058 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10059 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10060 Rename shift_count_or_setmem_operand to setmem_operand.
10061 * config/s390/vx-builtins.md ("vec_insert<mode>")
10062 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10065 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10068 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10069 Handle overlapping retval and newval.
10071 2016-03-10 Nick Clifton <nickc@redhat.com>
10074 * config/aarch64/aarch64.c
10075 (aarch64_override_options_after_change_1): When forcing
10076 flag_omit_frame_pointer to be true, use a special value that can
10077 be detected if this function is called again, thus preventing
10078 flag_omit_leaf_frame_pointer from being forced to be false.
10080 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10082 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10083 Set x_flag_omit_leaf_frame_pointer when handling
10084 -momit-leaf-frame-pointer.
10086 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10089 * cgraph.c (cgraph_node::dump): Dump split_part and
10090 indirect_call_target.
10091 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10092 * ipa.c (has_addr_references_p): Cleanup.
10093 (is_indirect_call_target_p): New.
10094 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10095 called indirectly as local.
10096 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10098 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10101 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10102 on cxa_pure_virtual.
10104 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10107 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10109 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10112 * tree.c (need_assembler_name_p): Only record main variant type names.
10114 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10117 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10118 Always define to 0 or 1.
10119 (TARGET_FIX_ERR_A53_843419): New macro.
10120 * config/aarch64/aarch64-elf-raw.h
10121 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10122 * config/aarch64/aarch64-linux.h: Likewise.
10123 * config/aarch64/aarch64.c
10124 (aarch64_override_options_after_change_1): Do not default
10125 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10127 (aarch64_attributes): Handle fix-cortex-a53-843419.
10128 (aarch64_can_inline_p): Likewise.
10129 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10131 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10132 Jakub Jelinek <jakub@redhat.com>
10134 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10135 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10136 DECL_COMMONS if flag_unconstrained_commons is set.
10137 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10138 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10139 (funconstrained-commons): Document.
10141 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10143 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10144 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10146 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10148 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10149 has a proper number of elements.
10151 2016-03-10 Alan Modra <amodra@gmail.com>
10153 PR rtl-optimization/69195
10154 PR rtl-optimization/47992
10155 * ira.c (recorded_label_ref): Delete.
10156 (update_equiv_regs): Return void.
10157 (indirect_jump_optimize): New function.
10158 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10159 before regstat_compute_ri. Don't rebuild_jump_labels here.
10160 Delete update_regstat.
10162 2016-03-10 Richard Biener <rguenther@suse.de>
10164 PR tree-optimization/70128
10165 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10166 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10168 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10170 PR tree-optimization/70152
10171 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10172 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10175 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10176 instead of gen_sse2_loadlpd.
10177 * config/i386/sse.md (*vec_concatv2df): Rename to...
10178 (vec_concatv2df): ... this.
10180 PR tree-optimization/70127
10181 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10183 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10187 * diagnostic-show-locus.c (compatible_locations_p): New function.
10188 (layout::layout): Sanitize ranges using compatible_locations_p.
10190 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10194 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10195 location_range param with three const expanded_locations * and a
10197 (layout::layout): Replace call to
10198 rich_location::lazily_expand_location with get_expanded_location.
10199 Extract the range and perform location expansion here, passing
10200 the results to the layout_range ctor.
10201 * diagnostic.c (source_range::debug): Delete.
10202 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10203 of rich_location::get_expanded_location.
10204 * gcc-rich-location.c (get_range_for_expr): Delete.
10205 (gcc_rich_location::add_expr): Reimplement to avoid the
10206 rich_location::add_range overload that took a location_range,
10207 passing a location_t instead.
10209 2016-03-09 Richard Biener <rguenther@suse.de>
10210 Jakub Jelinek <jakub@redhat.com>
10212 PR tree-optimization/70138
10213 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10214 Also skip vect_double_reduction_def.
10216 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10219 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10220 if the operand is "m".
10222 2016-03-09 Nathan Sidwell <nathan@acm.org>
10224 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10226 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10228 * config/i386/i386.c (processor_target_table): Fix cost table
10229 intialization order for znver1.
10231 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10233 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10234 - becuase -> because.
10235 * ipa-reference.c (ignore_module_statics): Likewise.
10236 * cgraph.c (cgraph_node::get_body): Likewise.
10237 * ipa-inline.c (early_inliner): Likewise.
10238 * ipa-devirt.c (types_same_for_odr): Likewise.
10239 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10240 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10242 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10244 * tree-ssa-math-opts.c: Fix typo in comment.
10246 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10249 * config/i386/i386.c (scalar_chain::make_vector_copies,
10250 scalar_chain::convert_reg): Call end_sequence in between
10251 get_insns and emit_conversion_insns rather than after both
10254 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10257 * config/i386/i386.h (machine_function): Add
10258 pc_thunk_call_expanded flag.
10259 (ix86_pc_thunk_call_expanded): New define.
10260 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10261 (*set_got): Rename insn pattern from set_got.
10262 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10263 * config/i386/i386.c (ix86_compute_frame_layout): Use
10264 ix86_pc_thunk_call_expanded to prevent red-zone.
10266 2016-03-07 Martin Jambor <mjambor@suse.cz>
10268 * hsa.h (hsa_get_ctor_statements): Declare.
10269 (hsa_get_dtor_statements): Likewise.
10270 (hsa_get_kernel_dispatch_type): Likewise.
10271 * hsa.c (hsa_get_ctor_statements): New function.
10272 (hsa_get_dtor_statements): Likewise.
10273 (hsa_get_kernel_dispatch_type): Likewise.
10274 * hsa-brig.c (hsa_cdtor_statements): Removed.
10275 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10276 hsa_get_dtor_statements.
10277 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10278 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10280 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10282 * config/arm/arm-cores.def (cortex-r8): New.
10283 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10284 * config/arm/arm-tune.md: Likewise.
10285 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10287 2016-03-07 Martin Sebor <msebor@redhat.com>
10289 PR rtl-optimization/19705
10290 * doc/invoke.texi (Options That Control Optimization): Clarify
10291 -fno-branch-count-reg.
10293 2016-02-26 Richard Biener <rguenther@suse.de>
10294 Jeff Law <law@redhat.com>
10296 PR tree-optimization/69740
10297 * cfghooks.c (remove_edge): Request loop fixups if we delete
10298 an edge that might turn an irreducible loop into a natural
10300 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10301 Move after definition of loops_state_clear.
10303 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10305 PR rtl-optimization/69052
10306 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10309 2016-03-07 Tom de Vries <tom@codesourcery.com>
10311 PR tree-optimization/70116
10312 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10313 is_tm_ending stmts and ubsan/asan internal functions.
10314 (find_duplicate): Use it. Don't test is_tm_ending here.
10316 2016-03-07 Richard Biener <rguenther@suse.de>
10318 PR tree-optimization/70115
10319 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10320 (propagate_constants_for_unrolling): Use replace_uses_by.
10322 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10324 PR middle-end/69916
10325 * omp-low.c (struct oacc_loop): Add ifns.
10326 (new_oacc_loop_raw): Initialize it.
10327 (finish_oacc_loop): Clear mask & flags if no ifns.
10328 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10329 (oacc_loop_xform_loop): Add ifns arg & adjust.
10330 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10332 2016-03-07 Richard Henderson <rth@redhat.com>
10335 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10336 (insert_value_copy_on_edge): Likewise.
10338 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10340 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10342 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10345 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10347 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10349 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10351 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10353 Fix sseimul type attribute.
10354 * config/i386/znver1.md
10355 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10356 znver1_sseimul_avx256_load) : Fix the type attribute.
10357 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10358 pipe usage and latency.
10360 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10363 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10364 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10367 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10370 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10372 PR rtl-optimization/69941
10373 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10374 the reg share its mode.
10376 2016-03-04 Jeff Law <law@redhat.com>
10378 PR tree-optimization/69196
10379 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10380 If the both SSA_NAMEs are anonymous, then consider them unassociated
10381 and include the PHI in the statement count.
10383 2016-03-05 Tom de Vries <tom@codesourcery.com>
10385 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10386 construct in oacc routine. Check for oacc region in oacc routine.
10388 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10391 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10392 2016-02-22 changes, instead don't recurse if RECUR is already true.
10393 Don't change *dynamic_check if RECUR. Adjust recursive caller
10394 to pass true to the new argument.
10395 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10398 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10399 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10401 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10403 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10405 PR rtl-optimization/57676
10406 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10407 with flag_checking.
10409 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10411 * tree-vect-patterns.c (search_type_for_mask): Handle
10412 comparison of booleans.
10414 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10416 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10420 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10421 all other ops that have dw_val_class_die_ref operands,
10422 and DW_OP_GNU_entry_value.
10424 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10426 PR rtl-optimization/69904
10427 * config/arm/arm.c (arm_cannot_copy_insn_p):
10428 Return true for load-exclusive instructions.
10430 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10433 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10434 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10435 the pattern no matter if it is used just by non-pattern, pattern
10437 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10438 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10439 oprnd1 def_stmt is in pattern, don't look through it.
10441 2016-03-03 Marek Polacek <polacek@redhat.com>
10443 PR middle-end/70050
10444 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
10446 2016-03-03 Martin Liska <mliska@suse.cz>
10448 PR tree-optimization/70043
10449 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
10450 previous statement if we see a debug statement.
10452 2016-03-03 Richard Biener <rguenther@suse.de>
10454 PR tree-optimization/55936
10455 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
10456 parameter and guard unsafe equivalence use.
10457 (vrp_evaluate_conditional_warnv_with_ops): Always use
10458 safe equivalences but not via the quadratic compare_names
10461 2016-03-03 Michael Collison <michael.collison@linaro.org>
10464 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
10465 for operand 1 to s_register_operand. Change predicate for operand
10466 2 to arm_not_immediate_operand.
10468 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
10470 * doc/tm.texi: Regenerated.
10472 2016-03-02 Richard Henderson <rth@redhat.com>
10475 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
10476 simplification when all args are positive non-fixed registers.
10478 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10480 * target.def (lra_p): Specify that new ports should use LRA.
10482 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10485 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
10486 gimplify_type_sizes the type they refer to.
10487 (omp_notice_variable): Handle reference vars to VLAs.
10488 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
10489 reference to VLA decls in the second pass instead of first pass.
10491 2016-03-02 Tom de Vries <tom@codesourcery.com>
10493 PR tree-optimization/68659
10494 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
10495 new_expr == NULL_TREE.
10496 (get_new_name): Handle ADDR_EXPR.
10498 2016-03-02 Bin Cheng <bin.cheng@arm.com>
10500 PR rtl-optimization/69052
10501 * loop-invariant.c (canonicalize_address): New function.
10502 (inv_can_prop_to_addr_use): Check validity of address expression
10503 which is canonicalized by above function.
10505 2016-03-02 Alan Modra <amodra@gmail.com>
10508 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
10511 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10514 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
10515 (*movhi_internal): Put mask moves from and to memory separately
10516 from moves from/to GPRs.
10518 2016-03-02 Richard Biener <rguenther@suse.de>
10520 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
10521 GENERIC expressions in GIMPLE.
10523 2016-03-02 Richard Biener <rguenther@suse.de>
10525 * config/i386/i386.c (type_natural_mode): Fix typo.
10527 2016-03-02 Nick Clifton <nickc@redhat.com>
10529 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
10531 2016-03-02 Richard Biener <rguenther@suse.de>
10532 Uros Bizjak <ubizjak@gmail.com>
10535 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
10537 2016-03-02 Richard Biener <rguenther@suse.de>
10539 PR middle-end/67278
10540 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
10542 2016-03-02 Marek Polacek <polacek@redhat.com>
10545 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
10546 "is promoted to" warning.
10548 2016-03-01 DJ Delorie <dj@redhat.com>
10550 * config.gcc: Deprecate mep-*.
10552 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
10554 PR middle-end/70025
10555 * lra-constraints.c (regno_val_use_in): New.
10556 (match_reload): Use it instead of regno_use_in.
10558 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10560 PR rtl-optimization/70007
10561 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
10562 references present in REG_EQUAL notes attached to non-SET patterns.
10564 2016-03-01 Jeff Law <law@redhat.com>
10566 PR tree-optimization/69196
10567 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10568 Appropriately clamp the number of statements to copy when the
10569 thread path does not traverse a loop backedge.
10571 PR tree-optimization/69196
10572 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10573 Do count some PHIs in the thread path against the insn count. Decrease
10574 final statement count by one as the control statement in the last
10575 block will get removed. Remove special cased code for handling PHIs
10578 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
10581 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
10582 asm dialect alternatives to explicit GOTPCREL calls.
10584 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10587 * ira.c (do_reload): Issue warning for generic stack checking here...
10588 * reload1.c (reload): ...instead of here and streamline it.
10590 2016-03-01 Nick Clifton <nickc@redhat.com>
10592 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
10594 2016-03-01 Richard Biener <rguenther@suse.de>
10596 PR tree-optimization/69983
10597 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
10598 types and fall back to operand_equal_p.
10600 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10603 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10605 * config/s390/constraints.md ("jm8"): New constraint.
10606 * config/s390/predicates.md ("const_int_8bitset_operand"): New
10608 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
10610 ("*setmem_long<setmem_and>"): New pattern.
10611 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
10613 ("*setmem_long_31z<setmem_and>"): New pattern.
10614 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
10615 New substitution rules with the required attributes.
10618 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10621 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10623 * gensupport.c (process_substs_on_one_elem): Split loop to
10624 complete mark_operands_used_in_match_dup on all expressions in the
10626 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10627 and remove function.
10629 2016-03-01 Richard Biener <rguenther@suse.de>
10631 PR middle-end/70022
10632 * fold-const.c (fold_indirect_ref_1): Fix range checking for
10633 vector BIT_FIELD_REF extract.
10635 2016-03-01 Richard Biener <rguenther@suse.de>
10637 PR tree-optimization/69994
10638 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
10640 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
10642 PR tree-optimization/69956
10643 * tree-vect-stmts.c (supportable_widening_operation): Support
10644 multi-step conversion of boolean vectors.
10645 (supportable_narrowing_operation): Likewise.
10647 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10649 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
10652 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10654 * config/s390/subst.md (DSI_VI): New mode iterator.
10655 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
10656 * config/s390/vector.md ("vec_set<mode>"): Move expander before
10657 the insn definition.
10658 ("*vec_set<mode>"): Change predicate and add alternative to
10659 support only either register or const_int operands as element
10661 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
10663 ("vec_extract<mode>"): New expander.
10664 ("*vec_extract<mode>"): New insn definition supporting reg and
10665 const_int element selectors.
10666 ("*vec_extract<mode>_plus"): New insn definition supporting
10667 reg+const_int element selectors.
10668 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
10669 following expander+insn definition.
10670 ("<vec_shifts_name><mode>3"): New expander.
10671 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
10673 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10675 * config/s390/s390.md ("*tabort_1"): Change predicate to
10676 nonmemory_operand. Add a second alternative to cover
10677 register as well as const int operands.
10678 ("*tabort_1_plus"): New pattern definition.
10680 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10682 * config/s390/s390.md ("*ashrdi3_cc_31")
10683 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
10684 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
10685 Merge insn definitions into ...
10686 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10687 New pattern definition.
10688 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
10689 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
10690 ("*ashr<mode>3_and"): Merge insn definitions into ...
10691 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10692 New pattern definition.
10693 * config/s390/subst.md ("addr_style_op_cc_subst")
10694 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
10695 substitutions patterns plus attributes.
10696 Add ashiftrt to SUBST iterator.
10698 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10700 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
10701 op2 to nonmemory_operand.
10702 ("*<shift>di3_31", "*<shift>di3_31_and"):
10703 Merge into single pattern definition ...
10704 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
10705 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
10706 pattern definition ...
10707 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
10708 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
10711 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10713 * config/s390/predicates.md (const_int_6bitset_operand): New
10715 * config/s390/s390.md: Include subst.md.
10716 ("rotl<mode>3"): New expander.
10717 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
10719 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
10720 * config/s390/subst.md: New file.
10722 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10724 * config/s390/s390.md ("op_type", "atype", "length" attributes):
10725 Remove RRR type. It doesn't really exist.
10726 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
10728 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
10729 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
10730 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
10731 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
10732 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
10733 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
10734 `enabled' attribute.
10736 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10738 * gensupport.c (process_substs_on_one_elem): Split loop to
10739 complete mark_operands_used_in_match_dup on all expressions in the
10741 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10742 and remove function.
10744 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10747 * config/sparc/sparc.c (NWORDS_UP): Rename to...
10748 (CEIL_NWORDS): ...this. Use CEIL macro.
10749 (compute_fp_layout): Adjust to above renaming.
10750 (function_arg_union_value): Likewise.
10751 (sparc_arg_partial_bytes): Likewise.
10752 (sparc_function_arg_advance): Likewise.
10754 2016-02-29 Jeff Law <law@redhat.com>
10756 PR tree-optimization/70005
10757 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
10758 where an object with a boolean range is compared against a value
10761 PR tree-optimization/69999
10762 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
10763 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
10766 2016-02-29 Richard Biener <rguenther@suse.de>
10768 PR tree-optimization/69994
10769 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
10770 (get_unary_op): Look through nop conversions.
10771 (ops_equal_values_p): New function, look for equality diregarding
10773 (eliminate_plus_minus_pair): Use ops_equal_values_p
10774 (repropagate_negates): Do not use get_unary_op here.
10776 2016-02-29 Martin Liska <mliska@suse.cz>
10778 * system.h: Poison ENABLE_CHECKING macro.
10780 2016-02-29 Martin Liska <mliska@suse.cz>
10782 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
10783 is presented in dump flags.
10784 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10785 (hsa_regalloc): Likewise.
10787 2016-02-19 Richard Biener <rguenther@suse.de>
10789 PR tree-optimization/69980
10790 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
10791 permutation of those we need to keep.
10793 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10796 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
10797 (NWORDS_UP): ...this
10798 (init_cumulative_args): Minor tweaks.
10799 (sparc_promote_function_mode): Likewise.
10800 (scan_record_type): Delete.
10801 (traverse_record_type): New function template.
10802 (classify_data_t): New structure type.
10803 (classify_registers): New inline function.
10804 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
10805 exhausted. Instantiate traverse_record_type on classify_registers and
10806 deal with the case of a structure passed in slot #15 with no FP field
10808 (assign_data_t): New structure type.
10809 (compute_int_layout): New static function.
10810 (compute_fp_layout): Likewise.
10811 (count_registers): New inline function.
10812 (assign_int_registers): New static function.
10813 (assign_fp_registers): Likewise.
10814 (assign_registers): New inline function.
10815 (function_arg_record_value_1): Delete.
10816 (function_arg_record_value_2): Likewise.
10817 (function_arg_record_value_3): Likewise.
10818 (function_arg_record_value): Adjust to above changes. Instantiate
10819 traverse_record_type on count_registers to first count the number of
10820 registers to be used and then on assign_registers to assign them.
10821 (function_arg_union_value): Adjust to above renaming.
10822 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
10823 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
10824 case of a structure passed in slot #15
10825 (sparc_function_arg_advance): Likewise.
10826 (function_arg_padding): Minor tweak.
10828 2016-02-29 Richard Biener <rguenther@suse.de>
10830 PR tree-optimization/69720
10831 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
10832 the adjustment_def path for possibly vectorized defs.
10833 (vect_create_epilog_for_reduction): Handle vectorized initial
10836 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
10838 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
10840 2016-02-27 Jeff Law <law@redhat.com>
10843 2016-02-26 Richard Biener <rguenther@suse.de>
10844 Jeff Law <law@redhat.com>
10846 PR tree-optimization/69740
10847 * cfghooks.c (remove_edge): Request loop fixups if we delete
10848 an edge that might turn an irreducible loop into a natural
10851 2016-02-27 Jakub Jelinek <jakub@redhat.com>
10853 PR rtl-optimization/69896
10854 * tree-vect-generic.c (get_compute_type): Avoid single element
10857 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
10859 Rename the AArch64 tuning option and related functions to enable the
10860 Newton series for the reciprocal square root to reflect its
10861 approximative characteristic.
10863 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
10864 function to "aarch64_emit_approx_rsqrt".
10865 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
10866 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
10867 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
10868 (xgene1_tunings): Likewise.
10869 (use_rsqrt_p): Likewise.
10870 (aarch64_emit_swrsqrt): Use new function name.
10871 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
10872 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
10873 text explaining this option.
10874 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
10876 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10879 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
10880 complain about -mallow-movmisalign without -mvsx if
10881 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
10883 2016-02-26 Joel Sherrill <joel@rtems.org>
10885 * config.gcc: Add x86_64-*-rtems*.
10886 * config/i386/rtems-64.h: New file.
10888 2016-02-26 Joel Sherrill <joel@rtems.org>
10890 * config.gcc: Add aarch64-*-rtems*.
10891 * config/aarch64/rtems.h: New file.
10893 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
10896 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
10897 shift amount using %h. Add comment.
10899 2016-02-26 Richard Biener <rguenther@suse.de>
10900 Jeff Law <law@redhat.com>
10902 PR tree-optimization/69740
10903 * cfghooks.c (remove_edge): Request loop fixups if we delete
10904 an edge that might turn an irreducible loop into a natural
10907 2016-02-26 Martin Jambor <mjambor@suse.cz>
10909 PR middle-end/69920
10910 * tree-sra.c (sra_modify_assign): Do not remove loads of
10911 uninitialized aggregates to SSA_NAMEs.
10913 2016-02-26 Richard Henderson <rth@redhat.com>
10916 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
10917 pseudo in case the target rtx matches the source of the left
10920 2016-02-26 Martin Jambor <mjambor@suse.cz>
10923 * hsa.h (hsa_type_packed_p): Declare.
10924 * hsa.c (hsa_type_packed_p): New function.
10925 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
10927 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
10928 * hsa-brig.c (emit_basic_insn): Likewise.
10930 2016-02-26 Martin Jambor <mjambor@suse.cz>
10933 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
10935 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
10937 2016-02-26 Martin Jambor <mjambor@suse.cz>
10939 * hsa.h (is_a_helper): New overload for hsa_op_immed for
10940 hsa_op_with_type operands.
10941 (hsa_unsigned_type_for_type): Declare.
10942 * hsa.c (hsa_unsigned_type_for_type): New function.
10943 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
10944 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
10945 the finalizer. Do not emit extra move.
10947 2016-02-26 Martin Jambor <mjambor@suse.cz>
10949 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
10950 atomic operations in private segment.
10952 2016-02-26 Martin Jambor <mjambor@suse.cz>
10954 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
10955 statements to wi->info. Also disallow omp simd constructs.
10956 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
10957 for not gridifying. Dump special string for omp_for.
10959 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10962 * config/aarch64/aarch64.c (aarch64_set_current_function):
10963 Save/restore target globals when switching to
10964 target_option_default_node.
10966 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10969 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
10970 Return 0 if !SHIFT_COUNT_TRUNCATED.
10972 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10973 Eric Botcazou <ebotcazou@adacore.com>
10975 PR rtl-optimization/69891
10976 * dse.c (scan_insn): If we can't figure out memset arguments
10977 or they are non-constant, call clear_rhs_from_active_local_stores.
10979 2016-02-26 Martin Liska <mliska@suse.cz>
10981 * doc/extend.texi: Mention clog10, clog10f an clog10l
10982 in Builtins section.
10984 2016-02-26 Martin Liska <mliska@suse.cz>
10986 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
10988 (resolve_args_picking_1): Likewise.
10989 * dwarf2out.h (struct GTY): Likewise.
10991 2016-02-26 Martin Liska <mliska@suse.cz>
10993 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
10994 with flag_checking.
10995 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10997 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
10998 Martin Liska <mliska@suse.cz>
11000 * doc/install.texi: Mention --enable-valgrind-annotations.
11002 2016-02-26 Richard Biener <rguenther@suse.de>
11004 PR tree-optimization/69551
11005 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11006 looking through aliases adjust DECL_PT_UID to refer to the
11007 ultimate alias target.
11009 2016-02-25 Martin Liska <mliska@suse.cz>
11011 PR middle-end/69919
11012 * alloc-pool.c (after_memory_report): New variable.
11013 * alloc-pool.h (base_pool_allocator ::release): Do not use
11014 the infrastructure if after_memory_report.
11015 * toplev.c (toplev::main): Mark after memory report.
11017 2016-02-25 Richard Biener <rguenther@suse.de>
11019 PR tree-optimization/48795
11020 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11022 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11025 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11026 offloading is enabled and -fopenacc or -fopenmp is specified.
11027 (CRTOFFLOADEND): Likewise.
11028 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11029 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11030 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11031 (offload_objects_file_name): New static var.
11032 (tool_cleanup): Remove offload_objects_file_name file.
11033 (find_offloadbeginend): Replace with ...
11034 (find_crtoffloadtable): ... this.
11035 (run_gcc): Remove offload_argc and offload_argv.
11036 Get offload_objects_file_name from -foffload-objects=... option.
11037 Read names of object files with offload from this file, pass them to
11038 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11039 don't pass offloadbegin and offloadend to the linker. Don't pass
11040 offload non-LTO files to the linker, because now they're not claimed.
11042 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11045 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11046 on builtin_unreachable.
11048 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11050 PR rtl-optimization/69896
11051 * regcprop.c: Include cfgrtl.h.
11052 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11053 than remembered mode, either delete it (if noop_move_p), or
11054 treat like copy_p but not noop_p instruction.
11056 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11059 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11060 - allow NULL decl for Fortran DW_TAG_common_block variables.
11062 2016-02-24 Jason Merrill <jason@redhat.com>
11064 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11066 2016-02-24 Richard Biener <rguenther@suse.de>
11067 Jakub Jelinek <jakub@redhat.com>
11069 PR middle-end/69760
11070 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11071 conditionally executed ops to well-defined overflow behavior.
11073 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11075 PR middle-end/69915
11076 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11079 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11081 PR rtl-optimization/69886
11082 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11083 argument. Use it when checking validity of set instructions.
11084 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11085 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11087 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11088 * store-motion.c (find_moveable_store): Update
11089 can_assign_to_reg_without_clobbers_p callsite.
11091 2016-02-24 Richard Biener <rguenther@suse.de>
11093 PR middle-end/68963
11094 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11096 (record_nonwrapping_iv): Do not fall back to the low/high bound
11097 for non-constant IV bases if the stmt is not always executed.
11099 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11101 * config/arm/arm-cores.def (cortex-a32): New entry.
11102 * config/arm/arm-tables.opt: Regenerate.
11103 * config/arm/arm-tune.md: Regenerate.
11104 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11105 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11106 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11107 for -mcpu and -mtune.
11109 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11112 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11113 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11114 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11115 (atomic_loaddi_1): Delete.
11116 (atomic_loaddi): Rewrite expander using the above changes.
11118 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11121 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11124 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11125 Richard Biener <rguenth@suse.de>
11127 PR middle-end/69909
11128 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11129 set_mem_attributes if tem is SSA_NAME which got expanded
11132 2016-02-24 Richard Biener <rguenther@suse.de>
11134 PR tree-optimization/69907
11135 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11136 end of permutations for BB vectorization.
11138 2016-02-24 Christian Bruel <christian.bruel@st.com>
11140 * config/arm/arm-c.c (arm_option_override): Initialize
11141 target_option_current_node.
11142 * config/arm/arm.c (arm_pragma_target_parse): Replace
11143 build_target_option_node call by target_option_current_node.
11144 Set target_option_current_node.
11147 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11150 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11151 define_insn_and_split to define_insn.
11152 (zero_extendqi<mode>2_dot2): Same.
11153 (extendqi<mode>2_dot): Same.
11154 (extendqi<mode>2_dot2): Same.
11156 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11158 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11159 and add bypass for AES{D,E} and AESMC pairs.
11160 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11163 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11165 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11166 series for reciprocal square root in Exynos M1.
11168 2016-02-23 Martin Sebor <msebor@redhat.com>
11171 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11172 __builtin_alloca_with_align.
11174 2016-02-23 Richard Henderson <rth@redhat.com>
11176 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11177 (ix86_register_pragmas): Remove __seg_tls.
11178 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11179 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11180 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11181 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11182 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11183 * doc/extend.texi (__seg_tls): Remove item.
11185 2016-02-23 Richard Biener <rguenther@suse.de>
11187 * alloc-pool.h (struct allocation_object): Make id member
11188 conditional on CHECKING_P again.
11189 (get_instance): Adjust.
11190 (base_pool_allocator): Likewise.
11192 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11194 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11195 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11197 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11199 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11201 2016-02-23 Richard Biener <rguenther@suse.de>
11203 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11204 * bitmap.h (struct bitmap_usage): Likewise.
11205 (bitmap_move): Declare.
11206 * bitmap.c (register_overhead): Take size_t argument.
11207 (bitmap_move): New function.
11208 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11209 to properly account overhead.
11210 * tree.c (free_node): Use tree_size.
11212 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11215 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11216 when inverting comparison.
11219 * common.opt (Wunreachable-code): Add Warning flag.
11221 2016-02-23 Mark Wielaard <mjw@redhat.com>
11222 Jakub Jelinek <jakub@redhat.com>
11225 * cgraphunit.c (check_global_declaration): Check main_input_filename
11226 and DECL_SOURCE_FILE are not NULL.
11228 2016-02-23 Martin Jambor <mjambor@suse.cz>
11230 PR tree-optimization/69666
11231 * tree-sra.c (sra_modify_assign): Do not attempt to create
11232 default_def replacements for unscalarizable regions.
11234 2016-02-20 Mark Wielaard <mjw@redhat.com>
11237 * cgraphunit.c (check_global_declaration): Check level of
11238 warn_unused_const_variable and main_input_filename.
11239 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11240 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11241 (-Wunused-const-variable): Explain levels 1 and 2.
11243 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11246 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11247 identical arguments. Formatting and spelling fixes.
11250 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11255 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11256 and m68k-devices.def.
11257 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11258 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11260 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11262 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11263 and HImode registers.
11265 2016-02-22 Richard Biener <rguenther@suse.de>
11267 PR tree-optimization/69882
11268 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11269 preserve permutations present because of gaps.
11270 (vect_supported_load_permutation_p): Always continue checking
11271 permutations after vect_attempt_slp_rearrange_stmts.
11273 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11275 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11276 min_profitable_estimate, rather than min_profitable_iters.
11278 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11281 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11282 SImode for last match_operand.
11284 2016-02-22 Martin Liska <mliska@suse.cz>
11286 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11287 return bitsize - 1 as the return value.
11289 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11293 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11294 Handle negative shift counts.
11295 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11296 force_reg on the shift constant.
11297 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11298 (lshrsi3_d): Handle negative shift counts.
11300 2016-02-22 Richard Biener <rguenther@suse.de>
11301 Tom de Vries <tom@codesourcery.com>
11303 * graph.c: Include dumpfile.h.
11304 (print_graph_cfg): Split into three overloads.
11305 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11307 2016-02-22 Tom de Vries <tom@codesourcery.com>
11309 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11312 2016-02-22 Richard Biener <rguenther@suse.de>
11315 * ipa-inline-transform.c (inline_call): When not updating
11316 overall summaries adjust self size by the growth estimate.
11317 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11318 hash-set, do not update overall summaries here. Renamed from ...
11319 (inline_to_all_callers): ... this which is now wrapping the
11320 above and performing delayed overall summary update.
11321 (early_inline_small_functions): Delay updating of the overall
11324 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11326 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11329 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11332 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11333 :%* in %:gt() argument.
11334 (greater_than_spec_func): Adjust for expecting only numbers,
11335 if there are more than two numbers, compare the last two.
11337 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11339 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11340 -Wnarrowing with -std.
11342 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11345 * expr.c (store_field): Don't use bit-field path if exp is
11346 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11347 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11348 and the assignment can be performed by bitwise copy. Formatting
11351 PR middle-end/69838
11352 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11353 call copy_reg_eh_region_note_forward on before and/or after sequences
11354 and remove note from insn if it no longer can throw.
11357 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11358 if TARGET_AVX512BW.
11360 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11362 * config/s390/vector.md: Add missing commutative operand markers
11363 to the patterns which qualify for one.
11364 * config/s390/vx-builtins.md: Likewise.
11366 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11368 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11369 types to mode iterators.
11370 (vec_double): ... and mode attribute.
11371 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11373 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11375 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11376 Change the predicate of op2 from nonimmediate to general and let
11377 reload fix it if necessary.
11379 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11381 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11383 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11385 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11388 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11390 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11391 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11392 * config/s390/s390.md ("movstr<P:mode>"): Call
11393 s390_expand_vec_movstr.
11395 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11397 * config/s390/s390.md: Add missing output modifier for operand 1
11398 to print it as address properly.
11400 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11402 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11403 * config/s390/2964.md: New file.
11404 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11405 of insn grouping attributes depending on the CPU level.
11406 (s390_get_unit_mask): New function.
11407 (s390_sched_score): Remove the OOO from the scheduling macros.
11408 Add loop to calculate a score for the instruction mix.
11409 (s390_sched_reorder): Likewise plus improve debug output.
11410 (s390_sched_variable_issue): Rename macros as above. Calculate
11411 the unit distances after actually scheduling an insn. Improve
11413 (s390_sched_init): Clear last_scheduled_unit_distance array.
11414 * config/s390/s390.md: Include 2964.md.
11416 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11419 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11420 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11421 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11422 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11423 *avx512f_<code>v8div16qi2_mask_1): New insns.
11425 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11428 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11431 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11432 earlyclobber from target. Use wF constraint for fused memory
11434 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11436 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11437 Martin Liska <mliska@suse.cz>
11440 * cfgexpand.c (asan_sanitize_stack_p): New function.
11441 (partition_stack_vars): Use the function.
11442 (expand_stack_vars): Likewise.
11443 (defer_stack_allocation): Likewise.
11444 (expand_used_vars): Likewise.
11446 2016-02-18 Richard Biener <rguenther@suse.de>
11448 PR middle-end/69553
11449 * fold-const.c (operand_equal_p): Properly compare offsets for
11450 IMAGPART_EXPR and ARRAY_REF.
11452 2016-02-18 Nick Clifton <nickc@redhat.com>
11456 * config/arm/arm.c (arm_option_override_internal): Disable
11457 interworking if the target does not support thumb instructions.
11458 (arm_reload_in_hi): Handle the case where a register to register
11459 move needs reloading because there is no simple pattern to handle
11461 (arm_reload_out_hi): Likewise.
11463 2016-02-18 Richard Biener <rguenther@suse.de>
11465 PR middle-end/69854
11466 * match.pd: Don't use fold_binary or fold_unary for folding
11469 2016-02-17 Jakub Jelinek <jakub@redhat.com>
11472 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
11473 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
11474 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
11475 warn on gimple_no_warning_p statements.
11477 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
11479 * doc/extend.texi (C++ Attributes): Correct description of
11480 warn_unused type attribute.
11482 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11484 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
11485 correct instruction.
11487 2016-02-17 Richard Biener <rguenther@suse.de>
11489 PR rtl-optimization/69609
11490 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
11491 (find_traces_1_round): When ending a trace update cached priority
11493 (bb_to_key): Use cached priority when available.
11494 (copy_bb): Initialize cached priority.
11495 (reorder_basic_blocks_software_trace_cache): Likewise.
11497 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11500 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
11502 (aarch64_comparison_operator): Break overly long line into two.
11503 (aarch64_comparison_operation): Likewise.
11504 * config/aarch64/aarch64.md (cstorecc4): Use
11505 aarch64_comparison_operator_mode instead of
11506 aarch64_comparison_operator.
11507 (cstore<mode>4): Likewise.
11508 (aarch64_cstore<mode>): Likewise.
11509 (*cstoresi_insn_uxtw): Likewise.
11510 (cstore<mode>_neg): Likewise.
11511 (*cstoresi_neg_uxtw): Likewise.
11513 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11516 * config/arm/predicates.md (arm_comparison_operator_mode):
11518 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
11519 instead of arm_comparison_operator.
11520 (*mov_negscc): Likewise.
11521 (*mov_notscc): Likewise.
11522 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
11523 (*thumb2_mov_negscc): Likewise.
11524 (*thumb2_mov_negscc_strict_it): Likewise.
11525 (*thumb2_mov_notscc): Likewise.
11526 (*thumb2_mov_notscc_strict_it): Likewise.
11528 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
11530 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
11531 Add missing return.
11533 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
11535 * config/visium/visium.c (machine_libfunc_index): New enum.
11536 (machine_libfuncs): New structure.
11537 (visium_libfuncs): New static variable.
11538 (TARGET_INIT_LIBFUNCS): Define to...
11539 (visium_init_libfuncs): ...this. New function.
11540 (expand_block_move_4): Use the appropriate libfunc.
11541 (expand_block_move_2): Likewise.
11542 (expand_block_move_1): Likewise.
11543 (expand_block_set_4): Likewise.
11544 (expand_block_set_2): Likewise.
11545 (expand_block_set_1): Likewise.
11546 (visium_trampoline_init): Likewise.
11548 2016-02-17 Nick Clifton <nickc@redhat.com>
11550 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
11551 TI's devices.csv file as of March 2016.
11553 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
11556 * opts-global.c (handle_common_deferred_options): Introduce and
11557 initialize two global variables to remember command-line options
11558 specifying a stack-limiting register.
11559 * opts.h: Add extern declarations of the two new global variables.
11560 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
11561 variable based on the values of the two new global variables.
11563 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11566 * common.opt (Wnonnull-compare): New warning.
11567 * doc/invoke.texi (-Wnonnull): Remove text about comparison
11568 of arguments against NULL.
11569 (-Wnonnull-compare): Document.
11570 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
11571 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
11572 * passes.def (pass_warn_nonnull_compare): Add.
11573 * gimple-ssa-nonnull-compare.c: New file.
11575 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11577 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
11578 AARCH64_EXTRA_TUNE_RECIP_SQRT.
11580 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11582 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
11583 reciprocal sqrt for -mlow-precision-recip-sqrt.
11585 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11586 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11588 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
11589 always use lane loads to construct non-constant vectors.
11591 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11593 * config/aarch64/aarch64.md
11594 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
11595 constraints for operand 3.
11596 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
11598 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11599 Richard Biener <rguenther@suse.de>
11601 PR tree-optimization/69820
11602 * tree-vect-patterns.c (type_conversion_p): Return false if
11603 *orig_type is unsigned single precision or boolean.
11604 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
11607 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11609 PR rtl-optimization/69764
11610 PR rtl-optimization/69771
11611 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
11612 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
11614 2016-02-16 Richard Biener <rguenther@suse.de>
11616 PR tree-optimization/69776
11617 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
11619 (indirect_refs_may_alias_p): Likewise.
11620 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
11621 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
11622 according to tbaa_p.
11623 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
11624 (optimize_stmt): For redundant store discovery do not allow tbaa.
11626 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
11628 PR tree-optimization/69714
11629 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
11630 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
11632 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
11634 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
11635 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
11636 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
11637 * config/arc/arc.c (arc_init): Check FPU options.
11638 (get_arc_condition_code): Handle new CC_FPU* modes.
11639 (arc_select_cc_mode): Likewise.
11640 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
11641 register pair only. Allow access for ARCv2 accumulator.
11642 (gen_compare_reg): Whenever we have FPU support use FPU compare
11644 (arc_reorg): Don't generate brcc insns when FPU compare
11645 instructions are involved.
11646 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
11647 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
11648 floating point emulation.
11649 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
11650 (REVERSE_CONDITION): Add new CC_FPU* modes.
11651 (TARGET_FP_SP_BASE): Define.
11652 (TARGET_FP_DP_BASE): Likewise.
11653 (TARGET_FP_SP_FUSED): Likewise.
11654 (TARGET_FP_DP_FUSED): Likewise.
11655 (TARGET_FP_SP_CONV): Likewise.
11656 (TARGET_FP_DP_CONV): Likewise.
11657 (TARGET_FP_SP_SQRT): Likewise.
11658 (TARGET_FP_DP_SQRT): Likewise.
11659 (TARGET_FP_DP_AX): Likewise.
11660 * config/arc/arc.md (ARCV2_ACC): New constant.
11661 (type): New fpu type attribute.
11662 (SDF): Conditional iterator.
11663 (cstore<mode>, cbranch<mode>): Change expand condition.
11664 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
11665 handles FPU/FPX cases as well.
11666 * config/arc/arc.opt (mfpu): New option.
11667 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
11669 (adddf3, muldf3, subdf3): Removed.
11670 * config/arc/predicates.md (proper_comparison_operator): Recognize
11672 * config/arc/fpu.md: New file.
11673 * doc/invoke.texi (ARC Options): Document mfpu option.
11675 2016-02-16 Richard Biener <rguenther@suse.de>
11677 PR rtl-optimization/69291
11678 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
11679 noce_operand_ok check.
11681 2016-02-16 Tom de Vries <tom@codesourcery.com>
11684 * omp-low.c (simd_clone_create): Remove call to
11685 symtab->call_cgraph_insertion_hooks.
11687 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11689 PR tree-optimization/69802
11690 * tree-ssa-reassoc.c (update_range_test): If op is
11691 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
11692 op == 1 test of precision 1 integral op, otherwise handle
11693 that case as op itself. Fix up formatting.
11694 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
11697 2016-02-16 Richard Biener <rguenther@suse.de>
11699 PR tree-optimization/69586
11700 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
11701 types for conversion sources.
11703 2016-02-16 Richard Biener <rguenther@suse.de>
11705 PR middle-end/69801
11706 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
11707 mask OEP_ADDRESS_OF.
11709 2016-02-16 Alan Modra <amodra@gmail.com>
11712 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
11713 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
11714 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
11716 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
11717 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
11718 (p8_fmrgow_<mode>): Likewise.
11719 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
11721 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
11722 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
11723 to use movdi_internal64. Remove op0_di.
11724 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
11726 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
11728 Add support for the FCCMP insn types
11730 * config/aarch64/aarch64.md (fccmp): Change insn type.
11731 (fccmpe): Likewise.
11732 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
11733 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
11734 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
11735 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
11736 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
11737 * config/arm/types.md (fccmps): Add new insn type.
11738 (fccmpd): Likewise.
11740 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
11742 * alias.c (get_alias_set): Fix a typo in comment.
11744 2016-02-15 Richard Biener <rguenther@suse.de>
11746 PR tree-optimization/69595
11747 * match.pd: Complete range test simplification to true.
11749 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
11751 PR rtl-optimization/69648
11752 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
11753 pic_offset_table_rtx.
11755 PR rtl-optimization/69752
11756 * ira.c (update_equiv_regs): When looking for more than a single SET,
11757 also take other side effects into account.
11759 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11761 * config/s390/s390.c (s390_function_profiler): Add a new sequence
11762 for z900+ CPUs in 31-bit mode.
11764 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11766 * common/config/s390/s390-common.c (s390_supports_split_stack):
11768 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
11769 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
11770 * config/s390/s390.c (struct machine_function): New field
11771 split_stack_varargs_pointer.
11772 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
11773 in s390_emit_prologue.
11774 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
11776 (morestack_ref): New global.
11777 (SPLIT_STACK_AVAILABLE): New macro.
11778 (s390_expand_split_stack_prologue): New function.
11779 (s390_live_on_entry): New function.
11780 (s390_va_start): Use split-stack vararg pointer if appropriate.
11781 (s390_asm_file_end): Emit the split-stack note sections.
11782 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
11783 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
11784 (UNSPECV_SPLIT_STACK_CALL): New unspec.
11785 (UNSPECV_SPLIT_STACK_DATA): New unspec.
11786 (split_stack_prologue): New expand.
11787 (split_stack_space_check): New expand.
11788 (split_stack_data): New insn.
11789 (split_stack_call): New expand.
11790 (split_stack_call_*): New insn.
11791 (split_stack_cond_call): New expand.
11792 (split_stack_cond_call_*): New insn.
11794 2016-02-15 Richard Biener <rguenther@suse.de>
11796 PR tree-optimization/69783
11797 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11798 Add trivially correct cases.
11800 2016-02-15 Tom de Vries <tom@codesourcery.com>
11803 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
11805 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
11807 2016-02-15 Richard Biener <rguenther@suse.de>
11809 PR tree-optimization/69776
11810 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11811 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
11812 indicate whether we can use TBAA to disambiguate against stores.
11813 Use alias-set zero if not.
11814 (visit_reference_op_store): Do not use TBAA when looking up
11816 * tree-ssa-pre.c (compute_avail): Use TBAA here.
11817 (eliminate_dom_walker::before_dom_children): But not when looking
11818 up redundant stores.
11820 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
11822 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
11824 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11826 * config/i386/znver1.md
11827 (znver1_pop, znver1_pop_mem,
11828 znver1_load_imov_double_store,
11829 znver1_load_imov_direct_store,
11830 znver1_load_imov_direct_load,
11831 znver1_load_imov_double_load): Add new.
11832 (znver1_insn, znver1_insn_load): Add icmov type.
11833 (znver1_sseavx_fma,
11834 znver1_sseavx_fma_load,
11836 znver1_avx256_fma_load): Fix pipe usage.
11838 2016-02-14 Alan Modra <amodra@gmail.com>
11841 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
11842 with an invalid hard reg, reload just the reg not the entire
11843 pre/post-inc/dec address expression.
11845 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11848 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
11849 fixed R1_REG scratch reg.
11850 (sibcall_value_pcrel_fdpic): Likewise.
11852 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11856 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
11858 2016-02-12 Walter Lee <walt@tilera.com>
11860 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
11861 * config/tilegx/t-tilegx: Likewise.
11863 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11866 * diagnostic-show-locus.c (struct line_span): New struct.
11867 (layout::get_first_line): Delete.
11868 (layout::get_last_line): Delete.
11869 (layout::get_num_line_spans): New member function.
11870 (layout::get_line_span): Likewise.
11871 (layout::print_heading_for_line_span_index_p): Likewise.
11872 (layout::get_expanded_location): Likewise.
11873 (layout::calculate_line_spans): Likewise.
11874 (layout::m_first_line): Delete.
11875 (layout::m_last_line): Delete.
11876 (layout::m_line_spans): New field.
11877 (layout::layout): Update comment. Replace m_first_line and
11878 m_last_line with m_line_spans, replacing their initialization
11879 with a call to calculate_line_spans.
11880 (diagnostic_show_locus): When printing source lines and
11881 annotations, rather than looping over a single span
11882 of lines, instead loop over each line_span within
11883 the layout, with an inner loop over the lines within them.
11884 Call the context's start_span callback when changing line spans.
11885 * diagnostic.c (diagnostic_initialize): Initialize start_span.
11886 (diagnostic_build_prefix): Break out the building of the location
11887 part of the string into...
11888 (diagnostic_get_location_text): ...this new function, rewriting
11889 it from nested ternary expressions to a sequence of "if"
11891 (default_diagnostic_start_span_fn): New function.
11892 * diagnostic.h (diagnostic_start_span_fn): New typedef.
11893 (diagnostic_context::start_span): New field.
11894 (default_diagnostic_start_span_fn): New prototype.
11896 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11899 * gcc.c (driver::finalize): Fix cleanup of "specs".
11901 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11905 * gcc.c (driver::driver): Initialize m_option_suggestions.
11906 (driver::~driver): Clean up m_option_suggestions.
11907 (suggest_option): Convert to...
11908 (driver::suggest_option): ...this, and split out into
11909 driver::build_option_suggestions and find_closest_string.
11910 (driver::build_option_suggestions): New function, from
11911 first half of suggest_option. Special-case
11912 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
11913 the sanitizer_opts array. For options of enum types, add the
11914 various enum values to the candidate strings.
11915 (driver::handle_unrecognized_options): Remove "const".
11916 * gcc.h (driver::handle_unrecognized_options): Likewise.
11917 (driver::build_option_suggestions): New decl.
11918 (driver::suggest_option): New decl.
11919 (driver::m_option_suggestions): New field.
11920 * opts-common.c (add_misspelling_candidates): New function.
11921 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
11922 and make non-static.
11923 * opts.h (sanitizer_opts): New array decl.
11924 (add_misspelling_candidates): New function decl.
11925 * spellcheck.c (find_closest_string): New function.
11926 * spellcheck.h (find_closest_string): New function decl.
11928 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11930 PR rtl-optimization/69764
11931 PR rtl-optimization/69771
11932 * optabs.c (expand_binop_directly): For shift_optab_p, force
11933 convert_modes with VOIDmode if xop1 has VOIDmode.
11935 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
11938 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
11939 to correctly determine instrumentation thunks.
11941 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11944 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
11945 type by reference, force lhs on the call.
11948 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
11949 Compute retval and retbnd early in all cases if split_part_return_p
11950 and return_bb is not EXIT. Remove all clobber stmts and reset
11951 all debug stmts that refer to SSA_NAMEs defined in split part,
11952 except if it is retval, in that case replace the old retval with the
11953 lhs of the call to the split part.
11955 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11958 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11960 PR middle-end/66726
11961 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11962 whose result is used in PHI.
11963 (maybe_optimize_range_tests): Likewise.
11964 (final_range_test_p): Likweise.
11966 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11968 PR middle-end/66726
11969 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11970 whose result is used in PHI.
11971 (maybe_optimize_range_tests): Likewise.
11972 (final_range_test_p): Likweise.
11974 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11976 * cgraph.c: Spelling fixes - behaviour -> behavior and
11977 neighbour -> neighbor.
11978 * target.def: Likewise.
11979 * sel-sched.c: Likewise.
11980 * config/mips/mips.c: Likewise.
11981 * config/arc/arc.md: Likewise.
11982 * config/arm/cortex-a57.md: Likewise.
11983 * config/arm/arm.c: Likewise.
11984 * config/arm/neon.md: Likewise.
11985 * config/arm/arm-c.c: Likewise.
11986 * config/vms/vms-c.c: Likewise.
11987 * config/s390/s390.c: Likewise.
11988 * config/i386/znver1.md: Likewise.
11989 * config/i386/i386.c: Likewise.
11990 * config/ia64/hpux-unix2003.h: Likewise.
11991 * config/msp430/msp430.md: Likewise.
11992 * config/rx/rx.c: Likewise.
11993 * config/rx/rx.md: Likewise.
11994 * config/aarch64/aarch64-simd.md: Likewise.
11995 * config/aarch64/aarch64.c: Likewise.
11996 * config/nvptx/nvptx.c: Likewise.
11997 * config/bfin/bfin.c: Likewise.
11998 * config/cris/cris.opt: Likewise.
11999 * config/rs6000/rs6000.c: Likewise.
12000 * target.h: Likewise.
12001 * spellcheck.c: Likewise.
12002 * ira-build.c: Likewise.
12003 * tree-inline.c: Likewise.
12004 * builtins.c: Likewise.
12005 * lra-constraints.c: Likewise.
12006 * explow.c: Likewise.
12007 * hwint.h: Likewise.
12008 * targhooks.c: Likewise.
12009 * tree-vect-data-refs.c: Likewise.
12010 * expr.c: Likewise.
12011 * doc/tm.texi: Likewise.
12012 * doc/extend.texi: Likewise.
12013 * doc/install.texi: Likewise.
12014 * doc/md.texi: Likewise.
12015 * tree-ssa-tail-merge.c: Likewise.
12016 * sched-int.h: Likewise.
12017 * match.pd: Likewise.
12018 * sched-ebb.c: Likewise.
12019 * target.def (omit_struct_return_reg): Likewise.
12020 * gimple-ssa-isolate-paths.c: Likewise.
12021 (find_implicit_erroneous_behaviour): Renamed to...
12022 (find_implicit_erroneous_behavior): ... this.
12023 (find_explicit_erroneous_behaviour): Renamed to...
12024 (find_explicit_erroneous_behavior): ... this.
12025 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12027 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12029 PR rtl-optimization/64682
12030 PR rtl-optimization/69567
12031 PR rtl-optimization/69737
12032 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12033 in I2 as well, just lose it.
12035 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12037 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12039 (aarch64_last_printed_tune_string): Likewise.
12040 (aarch64_declare_function_name): Only output .arch assembler
12041 directive if it will be different from the previously output
12042 directive. Same for .tune comment but only if -dA is set.
12043 (aarch64_start_file): New function.
12044 (TARGET_ASM_FILE_START): Define.
12046 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12049 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12051 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12054 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12055 -Wmaybe-uninitialized warning.
12057 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12060 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12062 2016-02-11 Richard Biener <rguenther@suse.de>
12064 PR rtl-optimization/69291
12065 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12066 subexpressions affected by changing the result.
12068 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12071 * lra-constraints.c (curr_insn_transform): Find in/out operands
12072 for secondary memory moves. Update dups.
12074 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12076 PR tree-optimization/69652
12077 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12078 to nested loop, did source re-formatting, skip debug statements,
12079 add check on statement with volatile operand, remove dead scalar
12082 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12083 Patrick Palka <ppalka@gcc.gnu.org>
12087 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12088 calls if the return type is TREE_ADDRESSABLE.
12089 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12090 * ipa-split.c (split_function): Fix doubled "we" in comment.
12091 Use void return type for the split part even if
12092 !split_point->split_part_set_retval.
12094 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12096 PR tree-optimization/68021
12097 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12098 when computing the value of biv cand by itself.
12100 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12102 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12103 (cortexa57_tunings): Likewise.
12104 (cortexa72_tunings): Likewise.
12105 (arch_macro_fusion_pair_p): Add support for AES fusion.
12106 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12107 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12108 Allow virtual registers before reload so early scheduling works.
12109 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12110 correct latency and pipeline.
12111 (cortex_a57_crypto_complex): Likewise.
12112 (cortex_a57_crypto_xor): Likewise.
12113 (define_bypass): Add AES bypass.
12115 2016-02-10 Richard Biener <rguenther@suse.de>
12117 PR tree-optimization/69726
12118 * passes.def: Add DCE pass before late uninit.
12119 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12120 really fixup if-conversions job.
12122 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12124 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12125 (arm_cortex_a57_tune): Likewise.
12126 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12127 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12129 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12131 * timevar.def (TV_PHASE_DBGINFO): Delete.
12132 (TV_PHASE_CHECK_DBGINFO): Likewise.
12133 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12135 2016-02-10 Richard Biener <rguenther@suse.de>
12137 PR tree-optimization/69719
12138 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12139 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12141 2016-02-09 Andrew Pinski <apinski@cavium.com>
12144 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12145 get_vcond_mask_icode returns false.
12147 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12150 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12151 an ADDIS that adds a pointer to a large constant that sets the
12152 upper16 bits with a load operation.
12154 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12157 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12159 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12161 (vzipq_s16): Likewise.
12162 (vzipq_s32): Likewise.
12163 (vzipq_f32): Likewise.
12164 (vzipq_u8): Likewise.
12165 (vzipq_u16): Likewise.
12166 (vzipq_u32): Likewise.
12167 (vzipq_p8): Likewise.
12168 (vzipq_p16): Likewise.
12170 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12173 * config/arm/arm.c (neon_endian_lane_map): New function.
12174 (neon_vector_pair_endian_lane_map): New function.
12175 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12176 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12178 (vuzpq_s16): Likewise.
12179 (vuzpq_s32): Likewise.
12180 (vuzpq_f32): Likewise.
12181 (vuzpq_u8): Likewise.
12182 (vuzpq_u16): Likewise.
12183 (vuzpq_u32): Likewise.
12184 (vuzpq_p8): Likewise.
12185 (vuzpq_p16): Likewise.
12187 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12190 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12193 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12195 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12196 truncate const_int operand 1 to QImode.
12198 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12200 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12201 corresponding to an abnormal edge.
12203 2016-02-09 Tom de Vries <tom@codesourcery.com>
12205 PR tree-optimization/69599
12206 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12208 (find_func_aliases_for_builtin_call, find_func_clobbers)
12209 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12212 2016-02-09 Richard Biener <rguenther@suse.de>
12214 PR tree-optimization/69715
12215 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12216 LHS on calls as non-rewritable.
12218 2016-02-09 Tom de Vries <tom@codesourcery.com>
12221 * lto-wrapper.c (append_diag_options): New function.
12222 (compile_offload_image): Call append_diag_options.
12224 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12227 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12228 Minor copy-edit to fix verb tenses.
12230 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12232 PR tree-optimization/69209
12233 * ipa-split.c (split_function): If split part is not
12234 returning retval, retval has gimple type but is not
12235 gimple value, force it into a SSA_NAME first.
12237 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12239 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12242 2016-02-08 Jason Merrill <jason@redhat.com>
12245 * convert.c (convert_to_integer_1): Check dofold on truncation
12247 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12248 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12249 Rename from *_nofold.
12250 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12251 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12253 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12256 * tree.c (build_common_tree_nodes): Remove short_double argument.
12257 All callers changed.
12258 * tree.h (build_common_tree_nodes): Adjust declaration.
12259 * doc/invoke.texi (-fshort-double): Remove documentation.
12260 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12261 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12262 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12263 (append_linker_options): Don't handle OPT_fshort_double.
12265 PR rtl-optimization/68730
12266 * lra-remat.c (insn_to_cand_activation): New static variable.
12267 (lra_remat): Allocate and free it.
12268 (create_cand): New arg activation. Initialize a field in
12269 insn_to_cand_activation if it is nonnull.
12270 (create_cands): Pass the activation insn to create_cand when making
12271 a candidate involving an output reload. Reorganize code a little.
12272 (do_remat): Keep track of active status of candidates in a separate
12275 2016-02-08 Richard Biener <rguenther@suse.de>
12277 PR tree-optimization/69719
12278 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12279 Properly use absolute of the difference of the two offsets to
12280 compare or adjust the segment length.
12282 2016-02-08 Richard Biener <rguenther@suse.de>
12283 Jeff Law <law@redhat.com>
12286 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12287 types for anonymous SSA names.
12289 2016-02-08 Richard Biener <rguenther@suse.de>
12291 PR rtl-optimization/69274
12292 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12294 2016-02-08 Jeff Law <law@redhat.com>
12296 PR tree-optimization/65917
12297 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12298 equivalences from if (x == y) style conditionals.
12299 (loop_depth_of_name): Remove.
12300 (record_equality): Remove loop depth check.
12301 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12302 (const_and_copies::record_const_or_copy_raw): New member function.
12303 * tree-ssa-scopedtables.c
12304 (const_and_copies::record_const_or_copy_raw): New, factored out of
12305 (const_and_copies::record_const_or_copy): Call new member function.
12307 2016-02-05 Jeff Law <law@redhat.com>
12309 PR tree-optimization/68541
12310 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12311 (count_stmts_in_block): New function.
12312 (poor_ifcvt_candidate_code): Likewise.
12313 (is_feasible_trace): Add some heuristics to determine when path
12314 splitting is profitable.
12315 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12316 is a diamond with a single exit.
12318 2016-02-05 Martin Sebor <msebor@redhat.com>
12321 * doc/invoke.texi: Update -Wplacement-new to take an optional
12324 2016-02-06 Richard Henderson <rth@redhat.com>
12327 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12328 out of non-standard address spaces.
12330 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12332 PR rtl-optimization/69691
12333 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12335 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12337 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12338 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12339 (*ieee128_mfvsrd_64bit): Likewise.
12340 (*ieee128_mfvsrd_32bit): Likewise.
12342 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12346 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12348 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12349 instrumented_version.
12351 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12353 * doc/invoke.texi (Optimize Options): In table of --param options
12354 rename second occurrence of tracer-min-branch-ratio to
12355 tracer-min-branch-probability, rename
12356 tracer-min-branch-ratio-feedback to
12357 tracer-min-branch-probability-feedback and clarify description,
12358 rename sched-spec-state-edge-prob-cutoff to
12359 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12360 to selsched-insns-to-rename, rename lto-minpartition to
12361 lto-min-partition, delete reorder-blocks-duplicate and
12362 reorder-blocks-duplicate-feedback.
12364 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12366 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12369 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12371 * doc/extend.texi: S/390: Correct some typos.
12373 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12375 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12377 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12380 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12381 (s390_register_info_gprtofpr): Use new macros above.
12382 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12384 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12385 its name. Adjust restore and save gpr ranges.
12386 (s390_register_info_set_ranges): New function.
12387 (s390_register_info): Use new macros above. Call
12388 s390_register_info_set_ranges.
12389 (s390_optimize_register_info): Likewise.
12390 (s390_hard_regno_rename_ok): Use new macros.
12391 (s390_hard_regno_scratch_ok): Likewise.
12392 (s390_emit_epilogue): Likewise.
12393 (s390_can_use_return_insn): Likewise.
12394 (s390_optimize_prologue): Likewise.
12395 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12397 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12400 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12402 (ix86_option_override_internal): Disable TARGET_STV even for
12403 -m{incoming,preferred}-stack-boundary=3.
12405 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12407 * config.gcc: Mark deprecated rtems targets as obsolete.
12409 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12411 PR rtl-optimization/64682
12412 PR rtl-optimization/69567
12413 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12414 before I2 only if the register is both used and set in I2.
12416 2016-02-04 DJ Delorie <dj@redhat.com>
12418 * config/msp430/msp430.c (msp430_start_function): Add function type.
12420 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12423 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12425 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12427 PR rtl-optimization/69577
12429 2015-10-29 Richard Henderson <rth@redhat.com>
12433 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12434 sse check to the exact conditions of PR 67609.
12436 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12439 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12440 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
12441 not allowed into the traditional Altivec registers.
12442 (movtd_64bit_nodm): Likewise.
12443 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
12445 2016-02-04 David Malcolm <dmalcolm@redhat.com>
12447 * config/aarch64/cortex-a57-fma-steering.c
12448 (aarch64_register_fma_steering): Remove "static" from arguments
12451 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
12454 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
12455 twice when complex.
12457 2016-02-04 Mike Frysinger <vapier@gentoo.org>
12459 * doc/invoke.texi: Delete -mno-fma4.
12461 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
12463 PR rtl-optimization/69577
12464 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
12465 (find_subregs_of_mode): Update accordingly. Iterate over partial
12468 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
12470 * config/arm/arm-protos.h (neon_reinterpret): Remove.
12471 * config/arm/arm.c (neon_reinterpret): Remove.
12472 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
12473 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
12474 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
12475 vreinterpretti): Remove.
12476 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
12477 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
12478 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
12479 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
12480 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
12481 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
12482 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
12483 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
12484 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
12485 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
12486 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
12487 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
12488 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
12489 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
12490 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
12491 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
12492 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
12493 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
12494 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
12495 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
12496 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
12497 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
12498 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
12499 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
12500 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
12501 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
12502 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
12503 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
12504 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
12505 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
12506 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
12507 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
12508 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
12509 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
12510 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
12511 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
12512 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
12513 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
12514 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
12515 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
12516 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
12517 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
12518 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
12519 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
12520 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
12521 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
12522 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
12523 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
12524 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
12525 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
12526 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
12527 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
12528 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
12529 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
12530 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
12531 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
12532 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
12533 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
12534 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
12535 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
12536 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
12537 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
12538 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
12539 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
12540 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
12541 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
12542 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
12543 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
12544 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
12545 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
12546 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
12547 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
12548 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
12549 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
12550 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
12551 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
12552 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
12553 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
12554 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
12555 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
12556 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
12557 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
12558 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
12559 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
12560 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
12561 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
12562 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
12563 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
12564 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
12565 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
12566 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
12567 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
12568 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
12569 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
12570 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
12571 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
12572 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
12573 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
12574 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
12575 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
12576 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
12577 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
12578 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
12580 2016-02-04 Martin Liska <mliska@suse.cz>
12583 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
12584 that are gimple_store_p.
12585 (maybe_instrument_call): Likewise.
12587 2016-02-04 Bin Cheng <bin.cheng@arm.com>
12589 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
12590 register scaling out of memory reference and comment why.
12592 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12596 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
12597 folding the source of a SET.
12599 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12603 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
12604 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
12606 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
12610 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
12613 2016-02-04 Christian Bruel <christian.bruel@st.com>
12615 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
12616 * config/arm/arm.c (arm_set_current_function): Likewise.
12618 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12619 Ilya Enkovich <enkovich.gnu@gmail.com>
12620 H.J. Lu <hongjiu.lu@intel.com>
12623 * config/i386/i386.c (convert_scalars_to_vector): Remove
12624 stack alignment fixes.
12625 (ix86_option_override_internal): Disable TARGET_STV if stack
12626 might not be aligned enough.
12627 (ix86_minimum_alignment): Assert that TARGET_STV is false.
12629 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
12631 * config/i386/x86-tune.def: Disable default prefetching
12634 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12635 Vladimir Makarov <vmakarov@redhat.com>
12638 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
12639 in validating fused toc addresses.
12641 2016-02-03 Jakub Jelinek <jakub@redhat.com>
12644 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
12645 range->m_caret fields if range->m_show_caret_p is false.
12648 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12649 Force oldval into register if it does not satisfy reg_or_short_operand
12650 predicate. Fix up formatting.
12652 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
12653 Alexandre Oliva <aoliva@redhat.com>
12656 * lra-constraints.c (simplify_operand_subreg): Check additionally
12657 address validity after potential reloading.
12658 (process_address_1): Check insns validity. In case of failure do
12661 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
12664 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
12667 2016-02-02 Jakub Jelinek <jakub@redhat.com>
12669 * wide-int.cc (canonize_uhwi): New function.
12670 (wi::divmod_internal): Use it.
12672 2016-02-02 James Norris <jnorris@codesourcery.com
12674 * gimplify.c (omp_notice_variable): Add usage check.
12676 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
12678 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
12679 like LE, GE, LT, GT when emitting relational operator.
12681 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12683 * ira-costs.c (find_costs_and_classes): Add extra argument.
12684 * target.def (ira_change_pseudo_allocno_class): Add parameter.
12685 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
12686 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
12687 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
12688 Add best_class parameter, and return it if not ALL_REGS.
12689 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
12691 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
12692 Update target hook.
12694 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12696 * config/aarch64/aarch64.c
12697 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
12698 (aarch64_ira_change_pseudo_allocno_class): New function.
12700 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
12703 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
12705 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12707 * config/avr/avr.c (avr_option_override): Set
12708 PARAM_ALLOW_STORE_DATA_RACES to 1.
12710 2016-02-02 Richard Biener <rguenther@suse.de>
12712 PR tree-optimization/69595
12713 * match.pd: Add range test simplifications to true/false.
12715 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
12717 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
12718 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
12721 2016-02-02 Richard Biener <rguenther@suse.de>
12723 PR tree-optimization/69606
12724 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
12725 info on the result before moving a stmt.
12727 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
12729 PR middle-end/68542
12730 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
12731 branch with vector comparison.
12732 * config/i386/sse.md (VI48_AVX): New mode iterator.
12733 (define_expand "cbranch<mode>4): Add support for conditional branch
12734 with vector comparison.
12735 * tree-vect-loop.c (optimize_mask_stores): New function.
12736 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
12737 has_mask_store field of vect_info.
12738 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
12739 vectorized loops having masked stores after vec_info destroy.
12740 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
12741 correspondent macros.
12742 (optimize_mask_stores): Add prototype.
12744 2016-02-02 Alan Modra <amodra@gmail.com>
12747 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
12750 2016-02-02 Alan Modra <amodra@gmail.com>
12753 * config/rs6000/rs6000.c (need_toc_init): New var, set it
12754 whenever toc_label_name used.
12755 (rs6000_file_start): Don't set up toc section here,
12756 (rs6000_output_function_epilogue): do so here instead,
12757 (rs6000_xcoff_file_start): and here.
12758 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
12759 (load_toc_aix_di): Likewise.
12761 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12763 PR rtl-optimization/69592
12764 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
12765 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
12766 (num_sign_bit_copies_binary_arith_p): New inline function.
12767 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
12769 2016-02-01 Jeff Law <law@redhat.com>
12771 PR tree-optimization/69580
12772 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
12773 * tree-ssa-threadbackward.c
12774 (fsm_find_control_statement_thread_paths): Do not try to walk
12775 through large PHI nodes.
12777 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12779 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
12780 when count is incremented above limit, don't analyze further
12783 * omp-low.c (oacc_parse_default_dims): Avoid
12784 -Wsign-compare warning, make sure value fits into int
12785 rather than just unsigned int.
12787 2016-02-01 Bin Cheng <bin.cheng@arm.com>
12789 PR tree-optimization/67921
12790 * fold-const.c (split_tree): New parameters. Convert pointer
12791 type variable part to proper type before negating.
12792 (fold_binary_loc): Pass new arguments to split_tree.
12794 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
12796 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
12797 (nvptx_goacc_validate_dims): Extend to handle global defaults.
12798 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
12799 * doc/tm.texti: Rebuilt.
12800 * doc/invoke.texi (fopenacc-dim): Document.
12801 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
12802 (append_compiler_options): Likewise.
12803 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
12804 (oacc_parse_default_dims): New.
12805 (oacc_validate_dims): Add USED arg. Select non-unity default when
12807 (oacc_loop_fixed_partitions): Return mask of used partitions.
12808 (oacc_loop_auto_partitions): Emit dump info.
12809 (oacc_loop_partition): Return mask of used partitions.
12810 (execute_oacc_device_lower): Parse default dimension arg. Adjust
12811 loop partitioning and validation calls.
12813 2016-02-01 Richard Biener <rguenther@suse.de>
12815 PR middle-end/69556
12816 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
12818 2016-02-01 Richard Biener <rguenther@suse.de>
12820 PR tree-optimization/69574
12821 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
12822 of asserting return chrec_dont_know.
12824 2016-02-01 Martin Liska <mliska@suse.cz>
12826 * mem-stats-traits.h: Add copyright header.
12827 * mem-stats.h: Likewise.
12829 2016-02-01 Richard Biener <rguenther@suse.de>
12831 PR tree-optimization/69579
12832 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
12833 Do not propagate through abnormal PHI results.
12835 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
12837 * postreload.c (reload_cse_simplify): Remove dead code.
12839 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12841 PR rtl-optimization/69570
12842 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
12843 if there is more than one set, not if there is a single set.
12845 2016-02-01 Richard Henderson <rth@redhat.com>
12848 * combine.c (make_compound_operation): When looking through a
12849 subreg, make sure to re-extend to the width of the outer mode.
12851 2016-01-30 Jakub Jelinek <jakub@redhat.com>
12853 PR tree-optimization/69546
12854 * wide-int.cc (wi::divmod_internal): For unsigned division
12855 where both operands fit into uhwi, if o1 is 1 and o0 has
12856 msb set, if divident_prec is larger than bits per hwi,
12857 clear another quotient word and return 2 instead of 1.
12858 Similarly for remainder with msb in HWI set, if dividend_prec
12859 is larger than bits per hwi.
12861 2016-01-29 Martin Jambor <mjambor@suse.cz>
12863 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
12864 Use short lowercase names.
12865 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
12866 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
12867 acq_rel one. Protect warning agains segfaults if
12868 get_memory_order_name returns NULL.
12869 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
12870 with release semantics. Do not warn if get_memory_order already did.
12871 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
12872 semantics. Fix check for relaxed or acquire semantics. Do not warn
12873 if get_memory_order already did.
12875 2016-01-29 Sebastian Pop <s.pop@samsung.com>
12877 * doc/install.texi: Document that isl-0.16 is supported.
12879 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
12882 * config/i386/constraints.md (Bm): Describe as special memory
12884 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
12885 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12886 * genpreds.c (struct constraint_data): Add is_special_memory.
12887 (have_special_memory_constraints, special_memory_start): New
12889 (special_memory_end): Ditto.
12890 (add_constraint): Add new arg is_special_memory. Add code to
12891 process its true value. Update have_special_memory_constraints.
12892 (process_define_constraint): Pass the new arg.
12893 (process_define_register_constraint): Ditto.
12894 (choose_enum_order): Process special memory.
12895 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
12896 function insn_extra_special_memory_constraint.
12897 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12898 * gensupport.c (process_rtx): Process
12899 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12900 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
12901 * ira-lives.c (single_reg_class): Use
12902 insn_extra_special_memory_constraint.
12903 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
12904 * lra-constraints.c (process_alt_operands): Ditto.
12905 (curr_insn_transform): Use insn_extra_special_memory_constraint.
12906 * recog.c (asm_operand_ok, preprocess_constraints): Process
12908 * reload.c (find_reloads): Ditto.
12909 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
12910 * stmt.c (parse_input_constraint): Use
12911 insn_extra_special_memory_constraint.
12913 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12916 * lra-splill.c (lra_final_code_change): Revert r229087 by
12917 removing all sub-registers.
12919 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
12922 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
12924 2016-01-29 Jakub Jelinek <jakub@redhat.com>
12927 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
12928 SSE1, copy target into the temporary reg first before recursing
12931 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12933 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
12936 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12938 * ginclude/stdarg.h: Test __cplusplus instead of
12939 __GXX_EXPERIMENTAL_CXX0X__.
12941 2016-01-29 Richard Biener <rguenther@suse.de>
12943 PR tree-optimization/69547
12944 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
12945 Do not mark clobbers necessary.
12946 (mark_all_reaching_defs_necessary_1): Likewise.
12948 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12950 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
12951 declaration name with %qs and print it in both error messages.
12952 Also fix indentation.
12954 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12957 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
12958 trailing blank line from error message.
12960 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12963 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
12966 2016-01-29 Richard Biener <rguenther@suse.de>
12968 PR middle-end/69537
12969 * match.pd: Allow all integral types when simplifying a
12970 widening or sign-changing conversion.
12972 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12974 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
12975 back to setting codegen_error to fail codegen.
12977 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
12980 * config/i386/constraints.md (C): Only accept constant zero operand.
12981 (BC): New constraint.
12982 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
12983 instead of C constraint.
12984 * doc/md.texi (Machine Constraints): Update description
12987 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
12990 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
12992 2016-01-28 Jakub Jelinek <jakub@redhat.com>
12994 PR middle-end/69542
12995 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
12998 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13000 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13001 branches if using guessed profile.
13003 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13005 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13007 2016-01-28 Richard Henderson <rth@redhat.com>
13010 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13011 * config/aarch64/aarch64-protos.h: Update.
13012 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13013 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13014 (aarch64_get_condition_code_1): Handle CC_Cmode.
13015 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13016 (*add<mode>3_compareC_cconly_imm): New.
13017 (*add<mode>3_compareC_cconly): New.
13018 (*add<mode>3_compareC_imm): New.
13019 (add<mode>3_compareC): New.
13020 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13021 to be first. Use aarch64_carry_operation.
13022 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13023 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13024 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13025 (subti3): Use subdi3_compare1.
13026 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13027 (sub<mode>3_compare1): New.
13028 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13029 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13030 (*subsi3_carryin_uxtw): Likewise.
13031 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13032 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13033 * config/aarch64/iterators.md (DWI): New.
13034 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13035 (aarch64_borrow_operation): New.
13037 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13039 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13040 message when isl does not return a valid schedule.
13042 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13044 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13045 Remove comments from class declarations: they are already in the code
13048 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13050 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13052 (ternary_op_to_tree): Same.
13053 (unary_op_to_tree): Same.
13054 (nary_op_to_tree): Same.
13055 (gcc_expression_from_isl_expr_op): Same.
13056 (gcc_expression_from_isl_expression): Same.
13057 (graphite_create_new_loop): Same.
13058 (graphite_create_new_loop_guard): Same.
13059 (build_iv_mapping): Same.
13060 (graphite_create_new_guard): Same.
13061 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13062 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13064 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13066 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13067 instead of setting codegen_error to fail codegen.
13069 2016-01-28 Jason Merrill <jason@redhat.com>
13071 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13073 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13075 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13076 Remove CONST_INT_P check in CCMP cost calculation.
13078 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13080 * config/aarch64/aarch64.c (generic_vector_cost):
13081 Set vec_permute_cost.
13082 (cortexa57_vector_cost): Likewise.
13083 (exynosm1_vector_cost): Likewise.
13084 (xgene1_vector_cost): Likewise.
13085 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13086 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13087 Add vec_permute_cost entry.
13089 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13091 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13093 (add<mode>3_compare0): Likewise.
13094 (addsi3_compare0_uxtw): Likewise.
13095 (add<mode>3nr_compare0): Likewise.
13096 (compare_neg<mode>): Likewise.
13097 (<optab><mode>3): Likewise.
13099 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13101 * tree-vect-stmts.c (vectorizable_comparison): Add
13102 NULL check for vectype.
13104 2016-01-28 Richard Biener <rguenther@suse.de>
13106 PR tree-optimization/69466
13107 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13108 Account for PHIs we couldn't duplicate.
13110 2016-01-28 Martin Liska <mliska@suse.cz>
13113 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13114 instead of ENABLE_VALGRIND_CHECKING.
13116 2016-01-27 Richard Henderson <rth@redhat.com>
13119 * lra-remat.c (subreg_regs): New.
13120 (dump_candidates_and_remat_bb_data): Dump it.
13121 (operand_to_remat): Reject if operand in subreg_regs.
13122 (set_bb_regs): Collect subreg_regs.
13123 (lra_remat): Init and free subreg_regs. Compute
13124 calculate_local_reg_remat_bb_data before create_cands.
13126 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13129 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13130 change stack_alignment_needed for __tls_get_addr call.
13132 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13134 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13136 2016-01-27 Jeff Law <law@redhat.com>
13138 PR tree-optimization/68398
13139 PR tree-optimization/69196
13140 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13141 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13142 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13143 Only count PHIs in the last block in the path. The others will
13144 const/copy propagate away. Add heuristic to allow more irreducible
13145 subloops to be created when it is likely profitable to do so.
13147 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13148 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13149 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13151 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13154 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13155 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13156 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13157 * tree-streamer-in.c: Include asan.h.
13158 (streamer_get_builtin_tree): For builtins in sanitizer
13159 range call initialize_sanitizer_builtins and retry.
13161 2016-01-27 Ian Lance Taylor <iant@google.com>
13163 * common.opt (fkeep-gc-roots-live): New undocumented option.
13164 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13165 -fkeep-gc-roots-live, skip pointers.
13166 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13169 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13172 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13173 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13175 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13178 * configure.ac: NetBSD provides SSP in its C library.
13179 * configure: Updated.
13181 2016-01-27 Richard Biener <rguenther@suse.de>
13183 PR tree-optimization/69166
13184 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13185 reduction code for commutativity / associativity.
13187 2016-01-27 Martin Jambor <mjambor@suse.cz>
13189 PR tree-optimization/69355
13190 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13191 total_scalarization fails.
13193 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13195 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13198 2016-01-27 Christian Bruel <christian.bruel@st.com>
13201 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13202 Move arm_reset_previous_fndecl and set_target_option_current_node in
13203 the conditional part. Call save_restore_target_globals.
13204 * config/arm/arm.c (arm_set_current_function):
13205 Refactor to better support #pragma target and attribute mix.
13206 Call save_restore_target_globals.
13207 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13209 2016-01-27 Martin Liska <mliska@suse.cz>
13211 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13212 reference for an HSA kernel and its host function.
13214 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13216 PR tree-optimization/69399
13217 * wide-int.h (wi::lrshift): For larger precisions, only
13218 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13220 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13222 * config/arc/predicates.md (proper_comparison_operator): Reject
13223 constant-constant comparison.
13225 2016-01-26 Tom de Vries <tom@codesourcery.com>
13227 PR tree-optimization/69110
13228 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13229 DR_NUM_DIMENSIONS == 0.
13231 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13232 Sebastian Pop <s.pop@samsung.com>
13234 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13235 isl_ast_op_cond and isl_ast_op_select.
13236 (gcc_expression_from_isl_expr_op): Same.
13238 2016-01-26 Jason Merrill <jason@redhat.com>
13241 * tree.c (recompute_constructor_flags): Split out from
13243 (verify_constructor_flags): New.
13244 * tree.h: Declare them.
13246 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13248 PR rtl-optimization/69217
13249 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13250 are no TYPE_FIELDS set for the record type.
13252 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13255 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13256 toc_label_name unconditionally.
13257 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13258 SYMBOL_REF string. Use toc_label_name instead of constructing
13260 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13261 constructing LCTOC1.
13263 2016-01-26 Martin Sebor <msebor@redhat.com>
13266 * doc/extend.texi (Common Type Attributes): Move text that talks about
13267 attribute packed from attribute aligned to the section discussing
13268 the former attribute for clarity.
13270 2016-01-26 Richard Henderson <rth@redhat.com>
13272 PR middle-end/60908
13273 * trans-mem.c (tm_region_init): Mark entry block as visited.
13275 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13278 * diagnostic-show-locus.c (layout::print_source_line): Replace
13279 call to pp_newline with call to layout::print_newline.
13280 (layout::print_annotation_line): Likewise.
13281 (layout::move_to_column): Likewise.
13282 (layout::print_any_fixits): After printing any fixits, print a
13283 trailing newline, if necessary.
13284 (layout::print_newline): New method, resetting any colorization
13286 (diagnostic_show_locus): Move the pp_newline to before the
13287 early bailout. Remove dummy block enclosing the layout instance.
13288 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13289 of pp_newline_and_flush with pp_flush.
13290 (diagnostic_append_note): Delete use of pp_newline.
13291 (diagnostic_append_note_at_rich_loc): Delete.
13292 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13293 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13294 when newline characters are added to the buffer.
13296 2016-01-26 Michael Matz <matz@suse.de>
13298 * configure.ac (ac_cv_std_swap_in_utility): New test.
13299 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13300 * configure: Regenerate.
13301 * config.in: Regenerate.
13303 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13305 * config/arc/arc.md (cstoresi4): Force operand into register.
13306 (arcset<code>): Fix predicate.
13307 (arcsetltu): Likewise.
13308 (arcsetgeu): Likewise.
13309 (arcsethi): Likewise.
13310 (arcsetls): Likewise.
13312 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13314 PR tree-optimization/69483
13315 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13316 if base has error_mark_node type.
13318 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13321 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13322 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13324 (vget_lane_f16): Handle big-endian.
13325 (vgetq_lane_f16): Likewise.
13326 (vset_lane_f16): Likewise.
13327 (vsetq_lane_f16): Likewise.
13328 * config/arm/iterators.md (VQXMOV): Add V8HF.
13329 (VDQ): Add V4HF and V8HF.
13330 (V_reg): Handle V4HF and V8HF.
13331 (Is_float_mode): Likewise.
13332 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13333 neon_vdup_nv8hf): New patterns.
13334 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13335 Use VD_LANE iterator.
13336 (neon_vld1_dup<mode>): Use VQ2 iterator.
13338 2016-01-26 Nathan Sidwell <nathan@acm.org>
13340 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13341 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13342 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13343 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13344 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13345 (oacc_validate_dims): Add LEVEL arg, don't return level.
13346 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13347 oacc_validate_dims.
13348 (execute_oacc_device_lower): Adjust, add more dump output.
13349 * tree-ssa-loop.c (gate_oacc_kernels): Use
13350 oacc_fn_attrib_kernels_p.
13351 * tree-parloops.c (create_parallel_loop): Adjust
13352 set_oacc_fn_attrib call.
13354 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13357 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13358 (append_compiler_options): Handle -fcilkplus.
13359 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13361 2016-01-26 Nick Clifton <nickc@redhat.com>
13364 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13365 been marked as DECL_ONE_ONLY but we do not the means to make it
13366 so, then do not allow it to bind locally.
13368 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13371 * opts.h (parse_sanitizer_options): New prototype.
13372 * opts.c (sanitizer_opts): New array.
13373 (parse_sanitizer_options): New function.
13374 (common_handle_option): Use parse_sanitizer_options.
13376 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13379 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13380 alignment adjustment to ...
13381 (ix86_update_stack_boundary): Here. Don't over-align stack for
13383 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13384 if __tls_get_addr is called.
13386 2016-01-26 Christian Bruel <christian.bruel@st.com>
13388 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13390 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13392 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13394 2016-01-26 Richard Biener <rguenther@suse.de>
13396 PR middle-end/69467
13397 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13399 2016-01-26 Richard Biener <rguenther@suse.de>
13401 PR tree-optimization/69452
13402 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13403 (move_computations_dom_walker::before_dom_children): Rename
13405 (move_computations_worker): This.
13406 (move_computations): Perform an RPO rather than a DOM walk.
13408 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13411 * combine.c (combine_instructions): For REG_EQUAL note with
13412 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13413 to the underlying register.
13414 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13415 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13417 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13420 * config/aarch64/aarch64-builtins.c
13421 (aarch64_init_simd_builtin_types): Do not set structural
13422 equality to __Poly{8,16,64,128}_t types.
13424 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13426 PR tree-optimization/69400
13427 * wide-int.cc (wi_pack): Take the precision as argument and
13428 perform canonicalization here rather than in the callers.
13429 Use the main loop to handle all full-width HWIs. Add a
13430 zero HWI if in_len isn't a full result.
13431 (wi::divmod_internal): Update accordingly.
13432 (wi::mul_internal): Likewise. Simplify.
13434 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13435 Sebastian Pop <s.pop@samsung.com>
13437 * graphite-poly.c (apply_poly_transforms): Simplify.
13438 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13439 (print_isl_map): Same.
13440 (print_isl_union_map): Same.
13441 (print_isl_schedule): New.
13442 (debug_isl_schedule): New.
13443 * graphite-dependences.c (scop_get_reads): Do not call
13444 isl_union_map_add_map that is undocumented isl functionality.
13445 (scop_get_must_writes): Same.
13446 (scop_get_may_writes): Same.
13447 (scop_get_original_schedule): Remove.
13448 (scop_get_dependences): Do not call isl_union_map_compute_flow that
13449 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
13450 (compute_deps): Remove.
13451 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
13452 (debug_schedule_ast): New.
13453 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
13454 set_separate_option.
13455 (graphite_regenerate_ast_isl): Add dump.
13456 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
13457 from scop->transformed_schedule.
13458 (graphite_regenerate_ast_isl): Add more dump.
13459 * graphite-optimize-isl.c (optimize_isl): Set
13460 scop->transformed_schedule. Check whether schedules are equal.
13461 (apply_poly_transforms): Move here.
13462 * graphite-poly.c (apply_poly_transforms): ... from here.
13463 (free_poly_bb): Static.
13464 (free_scop): Static.
13465 (pbb_number_of_iterations_at_time): Remove.
13466 (print_isl_ast): New.
13467 (debug_isl_ast): New.
13468 (debug_scop_pbb): New.
13469 * graphite-scop-detection.c (print_edge): Move.
13470 (print_sese): Move.
13471 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
13472 (build_scop_scattering): Remove.
13473 (create_pw_aff_from_tree): Assert instead of bailing out.
13474 (add_condition_to_pbb): Remove unused code, do not fail.
13475 (add_conditions_to_domain): Same.
13476 (add_conditions_to_constraints): Remove.
13477 (build_scop_context): New.
13478 (add_iter_domain_dimension): New.
13479 (build_iteration_domains): Initialize pbb->iterators.
13480 Call add_conditions_to_domain.
13483 (index_outermost_in_loop): New.
13484 (index_pbb_in_loop): New.
13485 (outermost_pbb_in): New.
13486 (add_in_sequence): New.
13487 (add_outer_projection): New.
13488 (outer_projection_mupa): New.
13489 (add_loop_schedule): New.
13490 (build_schedule_pbb): New.
13491 (build_schedule_loop): New.
13492 (embed_in_surrounding_loops): New.
13493 (build_schedule_loop_nest): New.
13494 (build_original_schedule): New.
13495 (build_poly_scop): Call build_original_schedule.
13496 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
13497 (free_poly_dr): Remove.
13498 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
13499 (free_poly_bb): Remove.
13500 (debug_loop_vec): Remove.
13501 (print_isl_ast): Declare.
13502 (debug_isl_ast): Declare.
13503 (scop_do_interchange): Remove.
13504 (scop_do_strip_mine): Remove.
13505 (scop_do_block): Remove.
13506 (flatten_all_loops): Remove.
13507 (optimize_isl): Remove.
13508 (pbb_number_of_iterations_at_time): Remove.
13509 (debug_scop_pbb): Declare.
13510 (print_schedule_ast): Declare.
13511 (debug_schedule_ast): Declare.
13512 (struct scop): Remove schedule. Add original_schedule,
13513 transformed_schedule.
13514 (free_gimple_poly_bb): Remove.
13515 (print_generated_program): Remove.
13516 (debug_generated_program): Remove.
13517 (unify_scattering_dimensions): Remove.
13518 * sese.c (print_edge): ... here.
13519 (print_sese): ... here.
13520 (debug_edge): ... here.
13521 (debug_sese): ... here.
13522 * sese.h (print_edge): Declare.
13523 (print_sese): Declare.
13524 (dump_edge): Declare.
13525 (dump_sese): Declare.
13527 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13528 Sebastian Pop <s.pop@samsung.com>
13530 * Makefile.in: Set ISLVER in site.exp.
13532 2016-01-25 Jakub Jelinek <jakub@redhat.com>
13534 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
13535 DECL_VALUE_EXPR of new_var even for the non-array case. Look
13536 through DECL_VALUE_EXPR for expansion.
13538 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13540 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
13541 the frame info after reload completed.
13543 2016-01-25 Jeff Law <law@redhat.com>
13545 PR tree-optimization/69196
13546 PR tree-optimization/68398
13547 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
13548 tree-ssa-threadupdate.c.
13549 (determine_bb_domination_status): Prototype
13550 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
13551 (determine_bb_domination_status): No longer static.
13552 (valid_jump_thread_path): Remove code to detect characteristics
13553 of the jump thread path not associated with correctness.
13554 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
13555 Correct test for thread path length. Count PHIs for real operands as
13556 statements that need to be copied. Do not count ASSERT_EXPRs.
13557 Look at all the blocks in the thread path. Compute and selectively
13558 filter thread paths based on threading through the latch, threading
13559 a multiway branch or crossing a multiway branch.
13561 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13563 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
13564 decl with __attribute__ ((unused)) annotation.
13566 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
13569 * tree-vect-stmts.c (vectorizable_condition): Check vectype
13570 of operands is compatible with a statement vectype.
13572 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
13574 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
13575 improve wording for mixed storage order support.
13577 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
13579 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
13580 (vcvt_u64_f64): Likewise.
13581 (vcvta_s64_f64): Likewise.
13582 (vcvta_u64_f64): Likewise.
13583 (vcvtm_s64_f64): Likewise.
13584 (vcvtm_u64_f64): Likewise.
13585 (vcvtn_s64_f64): Likewise.
13586 (vcvtn_u64_f64): Likewise.
13587 (vcvtp_s64_f64): Likewise.
13588 (vcvtp_u64_f64): Likewise.
13590 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
13592 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
13593 (arc_init): Check validity mll64 option.
13594 (arc_save_restore): Use double load/store instruction.
13595 (arc_expand_movmem): Likewise.
13596 (arc_split_move): Don't split if we have double load/store
13597 instructions. Returns a boolean.
13598 (arc_process_double_reg_moves): Change function to return boolean
13599 instead of a sequence of instructions.
13600 (arc_dwarf_register_span): New function.
13601 * config/arc/arc-protos.h (arc_split_move): Change prototype.
13602 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
13603 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
13604 (*movdf_insn): Likewise.
13605 * config/arc/arc.opt (mll64): New option.
13606 * config/arc/predicates.md (even_register_operand): New predicate.
13607 * doc/invoke.texi (ARC Options): Add mll64 documentation.
13609 2016-01-25 Richard Biener <rguenther@suse.de>
13612 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
13613 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
13615 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
13617 2016-01-25 Richard Biener <rguenther@suse.de>
13619 PR tree-optimization/69376
13620 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
13622 (VN_INFO_ANTI_RANGE_P): New inline.
13623 (VN_INFO_RANGE_TYPE): Likewise.
13624 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
13625 SSA_NAME_ANTI_RANGE_P.
13626 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
13627 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13628 Properly query VN_INFO_RANGE_TYPE.
13630 2016-01-25 Nick Clifton <nickc@redhat.com>
13633 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
13635 2016-01-23 Tom de Vries <tom@codesourcery.com>
13637 PR tree-optimization/69426
13638 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
13641 2016-01-23 Jakub Jelinek <jakub@redhat.com>
13643 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
13644 "the the" with "the" in the comments.
13645 * ipa-devirt.c (build_type_inheritance_graph,
13646 update_type_inheritance_graph): Likewise.
13647 * tree.c (build_function_type_list_1): Likewise.
13648 * cfgloopmanip.c (scale_loop_profile): Likewise.
13649 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
13650 * gimple-ssa-split-paths.c
13651 (find_block_to_duplicate_for_splitting_paths): Likewise.
13652 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
13653 * expr.c (convert_move): Likewise.
13654 * var-tracking.c (vt_stack_adjustments): Likewise.
13655 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13656 * tree-vrp.c (test_for_singularity): Likewise.
13658 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
13659 directly instead of building a temporary tree.
13662 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
13663 remove <algorithm> include.
13665 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13668 * config/i386/i386.c: Include dojump.h.
13669 (expand_small_movmem_or_setmem,
13670 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
13672 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
13673 if dynamic_check != -1.
13675 2016-01-21 Jeff Law <law@redhat.com>
13677 PR middle-end/69347
13678 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
13679 record_temporary_equivalences. Rewritten to avoid unnecessary calls
13680 into dominated_by_p.
13681 (cprop_into_successor_phis): Avoid unnecessary tests.
13683 2016-01-22 Richard Henderson <rth@redhat.com>
13686 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
13687 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
13689 2016-01-22 Michael Matz <matz@suse.de>
13691 * system.h (string, algorithm): Include only conditionally.
13692 (new): Include always under C++.
13693 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
13694 * final.c (toplevel): Ditto.
13695 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
13696 * genconditions.c (write_header): Make gencondmd.c define
13698 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
13700 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
13701 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
13703 2016-01-22 Christian Bruel <christian.bruel@st.com>
13706 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
13708 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13711 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
13712 define_insn_and_split. Ensure operands[1] and operands[0] do not
13713 get assigned the same register.
13715 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13717 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
13719 2016-01-22 Christian Bruel <christian.bruel@st.com>
13721 * config/arm/arm-c.c (arm_pragma_target_parse):
13722 Remove warn_builtin_macro_redefined overwrite.
13724 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13726 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
13727 flag_non_call_exceptions compatibility.
13729 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13732 * dwarf2out.c (add_child_die_after): New function.
13733 (dwarf_qual_info_t): New type.
13734 (dwarf_qual_info): New variable.
13735 (qualified_die_p): New function.
13736 (modified_type_die): For -fdebug-types-section, ensure
13737 canonical order of qualifiers. Put qualified DIEs adjacent
13738 to the corresponding non-qualified type DIE and search there
13739 for existing qualified DIEs.
13741 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13743 * doc/extend.texi (scalar_storage_order type attribute): Document
13744 restriction on type punning and aliasing, and remove future tense.
13746 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
13749 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
13752 2016-01-21 Jeff Law <law@redhat.com>
13754 PR middle-end/69347
13755 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
13756 useless call to record_temporary_equivalences.
13757 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
13758 allocate 10 slots in the bb_path vector and let it grow as needed.
13759 (fsm_find_control_statement_thread_paths): Similarly for the next_path
13762 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13764 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
13766 * configure: Regenerate.
13768 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
13770 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
13771 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
13773 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
13775 PR middle-end/66178
13776 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
13777 drop EXPAND_INITIALIZER.
13778 * rtl.h (contains_symbolic_reference_p): Declare.
13779 * rtlanal.c (contains_symbolic_reference_p): New function.
13780 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
13781 a subtraction into a NOT if symbolic constants are involved.
13783 2016-01-21 Anton Blanchard <anton@samba.org>
13784 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13787 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
13789 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
13792 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13794 * config/microblaze/microblaze.c
13795 (get_branch_target): New.
13796 (insert_wic_for_ilb_runout): New.
13798 (microblaze_machine_dependent_reorg): New.
13799 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
13800 * config/microblaze/microblaze.md
13801 (UNSPEC_IPREFETCH): Define.
13802 (iprefetch): New pattern
13803 * config/microblaze/microblaze.opt
13804 (mxl-prefetch): New flag.
13806 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13808 * config/microblaze/microblaze.h
13809 (FIXED_REGISTERS): Update in macro.
13810 (CALL_USED_REGISTERS): Update in macro.
13812 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
13814 PR rtl-optimization/68920
13815 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
13818 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
13820 PR rtl-optimization/68990
13821 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
13822 pseudo instead of inheritance ones.
13824 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13825 Nick Clifton <nickc@redhat.com>
13829 * config/mips/mips.c (mips_compute_frame_info): Initialise
13830 args_size and hard_frame_pointer_offset fields of the frame
13831 structure before calling mips_global_pointer.
13833 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13835 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
13837 * configure: Regenerate.
13839 2016-01-21 Richard Biener <rguenther@suse.de>
13841 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
13843 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13845 * config/s390/s390.c (s390_asm_declare_function_size): Add code
13846 to actually emit the .size directive.
13848 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
13849 Jakub Jelinek <jakub@redhat.com>
13853 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
13854 args array size by one to avoid buffer overflow.
13856 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13858 * config/s390/s390.md (pool_section_start): Use switch_to_section
13859 to select proper read-only data section instead of hardcoding
13861 (pool_section_end): Use switch_to_section to match the above.
13863 2016-01-21 Richard Biener <rguenther@suse.de>
13865 PR tree-optimization/69378
13866 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
13867 (set_ssa_val_to): Use it for dominance checks taking into
13868 account not executable edges.
13870 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13873 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
13874 for bitsize instead of GET_MODE_PRECISION (mode).
13876 2016-01-20 Martin Sebor <msebor@redhat.com>
13879 * extend.texi (__sync Builtins): Clarify the semantics of
13880 __sync_fetch_and_OP built-ins on pointers.
13881 (__atomic Builtins): Same.
13883 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13884 Sebastian Pop <s.pop@samsung.com>
13886 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
13887 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
13888 (is_valid_rename): Same.
13889 (translate_isl_ast_to_gimple::get_rename): Same.
13890 (translate_isl_ast_to_gimple::rename_all_uses): Same.
13891 (translate_isl_ast_to_gimple::rename_uses): Same.
13892 (get_new_name): Check for close_phi nodes.
13893 (copy_loop_phi_args): Use phi_node_kind.
13894 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
13895 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
13897 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13898 Sebastian Pop <s.pop@samsung.com>
13900 Revert commit r229783.
13901 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
13902 Remove use of parameter_rename_map.
13903 (copy_def): Remove.
13904 (copy_internal_parameters): Remove.
13905 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
13906 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
13907 (free_sese_info): Do not free parameter_rename_map.
13908 (set_rename): Do not use parameter_rename_map.
13909 (rename_uses): Update call to set_rename.
13910 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
13911 * sese.h (parameter_rename_map_t): Remove.
13912 (struct sese_info_t): Remove field parameter_rename_map.
13914 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13915 Sebastian Pop <s.pop@samsung.com>
13917 * graphite-isl-ast-to-gimple.c: Fix comment.
13918 * graphite-scop-detection.c (defined_in_loop_p): New.
13919 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
13920 names defined in loop.
13922 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13923 Sebastian Pop <s.pop@samsung.com>
13925 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
13926 Discard unstructured if-then-else regions.
13928 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13929 Sebastian Pop <s.pop@samsung.com>
13931 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
13932 (cleanup_loop_iter_dom): Remove.
13933 (build_loop_iteration_domains): Remove.
13934 (build_scop_context): Remove.
13935 (build_scop_iteration_domain): Remove.
13936 (add_loop_constraints): New.
13937 (build_iteration_domains): New.
13938 (build_poly_scop): Call build_iteration_domains.
13940 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13941 Sebastian Pop <s.pop@samsung.com>
13943 * graphite-scop-detection.c
13944 (scop_detection::harmful_loop_in_region): Free dom and loops.
13945 (scop_detection::loop_body_is_valid_scop): Free bbs.
13947 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13948 Sebastian Pop <s.pop@samsung.com>
13950 * graphite-scop-detection.c (record_loop_in_sese): New.
13951 (gather_bbs::before_dom_children): Call record_loop_in_sese.
13952 (build_scops): Remove call to build_sese_loop_nests.
13953 * sese.c (sese_record_loop): Remove.
13954 (build_sese_loop_nests): Remove.
13955 (new_sese_info): Remove region->loops.
13956 (free_sese_info): Same.
13957 * sese.h (sese_contains_loop): Same.
13958 (build_sese_loop_nests): Remove.
13959 (sese_contains_loop): Remove.
13961 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13962 Sebastian Pop <s.pop@samsung.com>
13964 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
13965 loop_is_valid_in_scop.
13966 (scop_detection::harmful_stmt_in_region): Renamed
13967 harmful_loop_in_region.
13968 Call loop_is_valid_in_scop.
13970 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13971 Sebastian Pop <s.pop@samsung.com>
13973 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
13976 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13977 Sebastian Pop <s.pop@samsung.com>
13979 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
13980 * graphite.h (struct poly_bb): Remove field is_reduction.
13981 (PBB_IS_REDUCTION): Remove.
13983 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13984 Sebastian Pop <s.pop@samsung.com>
13986 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
13987 (add_pdr_constraints): Same.
13988 (scop_get_reads): Same.
13989 (scop_get_must_writes): Same.
13990 (scop_get_may_writes): Same.
13991 (scop_get_original_schedule): Same.
13992 (extend_schedule): Same.
13993 (apply_schedule_on_deps): Same.
13994 (carries_deps): Same.
13995 (compute_deps): Same.
13996 (scop_get_dependences): Same.
13997 * graphite-isl-ast-to-gimple.c
13998 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
13999 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14000 (get_schedule_for_band_list): Same.
14001 (get_schedule_map): Same.
14002 (apply_schedule_map_to_scop): Same.
14003 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14004 (build_loop_iteration_domains): Same.
14005 (add_condition_to_pbb): Same.
14006 (add_param_constraints): Same.
14007 (pdr_add_memory_accesses): Same.
14008 (pdr_add_data_dimensions): Same.
14010 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14012 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14015 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14017 * common.opt (feliminate-dwarf2-dups): Replace references to
14018 "DWARF 2" with just "DWARF".
14019 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14020 * doc/extend.texi: Likewise.
14021 * doc/cpp.texi: Likewise.
14022 * doc/invoke.texi: Likewise.
14023 (Option Summary): Add -gdwarf to list of Debugging Options.
14024 (Debugging Options): Document -gdwarf.
14025 * doc/contrib.texi: Spell "DWARF" like that.
14027 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14029 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14030 warning. Fix up formatting.
14032 PR middle-end/67653
14033 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14034 attempt to mark memory input operand addressable and
14035 call prepare_gimple_addressable in that case. Don't adjust
14036 input_location for diagnostics, use error_at instead.
14038 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14040 * config/rs6000/ppc-auxv.h: New file.
14041 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14042 (cpu_is): Likewise.
14043 (cpu_supports): Likewise.
14044 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14045 (cpu_is_info): New variable.
14046 (cpu_supports_info): Likewise.
14047 (tcb_verification_symbol): Likewise.
14048 (cpu_builtin_p): Likewise.
14049 (cpu_expand_builtin): New function.
14050 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14051 (rs6000_init_builtins): Likewise.
14052 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14053 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14054 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14055 * configure: Regenerate.
14056 * config.in: Likewise.
14057 * doc/extend.texi (PowerPC Built-in Functions): Document
14058 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14060 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14063 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14065 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14068 2016-01-20 Richard Henderson <rth@redhat.com>
14074 * tree.c (tm_define_builtin): New.
14075 (find_tm_vector_type): New.
14076 (build_tm_vector_builtins): New.
14077 (build_common_builtin_nodes): Call it.
14079 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14081 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14082 (arm_fp_ok): Likewise.
14083 (arm_fp): Likewise.
14084 (arm_crypto): Likewise.
14086 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14087 Richard Biener <rguenther@suse.de>
14089 PR tree-optimization/69328
14090 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14091 vectors have same number of elements.
14092 (vectorizable_condition): Fix masked version recognition.
14094 2016-01-20 Richard Biener <rguenther@suse.de>
14096 PR tree-optimization/69345
14097 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14098 (VN_INFO_PTR_INFO): Likewise.
14099 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14100 info when it is equal between non-dominating SSA names.
14101 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14102 Make sure to look at original SSA infos.
14104 2016-01-20 Jeff Law <law@redhat.com>
14107 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14109 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14110 (pc_or_label_operand): New predicate.
14111 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14112 tests for small integers that are 2^n - 1.
14114 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14116 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14118 2016-01-19 Jeff Law <law@redhat.com>
14120 PR middle-end/69347
14121 * tree-ssa-threadbackwards.c
14122 (fsm_find_control_statement_thread_paths): Do not try to lookup
14123 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14125 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14127 * doc/lto.texi: Remove text that says only Gold has linker plugin
14130 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14132 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14133 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14134 the DIE accordingly.
14135 (modified_type_die): Add REVERSE parameter and pass it recursively,
14136 as well as to base_type_die. Adjust presence check accordingly.
14137 (base_type_for_mode): Adjust call to modified_type_die.
14138 (add_type_attribute): Add REVERSE parameter and pass it to
14140 (generic_parameter_die): Adjust call to add_type_attribute.
14141 (add_scalar_info): Likewise.
14142 (add_subscript_info): Likewise.
14143 (gen_array_type_die): Likewise.
14144 (gen_descr_array_type_die): Likewise.
14145 (gen_entry_point_die): Likewise.
14146 (gen_enumeration_type_die): Likewise.
14147 (gen_formal_parameter_die): Likewise.
14148 (gen_subprogram_die): Likewise.
14149 (gen_variable_die ): Likewise.
14150 (gen_const_die): Likewise.
14151 (gen_field_die): Likewise.
14152 (gen_pointer_type_die): Likewise.
14153 (gen_reference_type_die): Likewise.
14154 (gen_ptr_to_mbr_type_die): Likewise.
14155 (gen_inheritance_die): Likewise.
14156 (gen_subroutine_type_die): Likewise.
14157 (gen_typedef_die): Likewise.
14158 (force_type_die): Adjust call to modified_type_die.
14160 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14162 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14163 flow throughout the file. Fix broken link to Objective-C 2.0
14165 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14168 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14170 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14172 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14175 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14176 (maybe_record_node): Record cxa_pure_virtual as the only possible
14177 target if there are not ohter candidates.
14178 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14180 2016-01-19 Richard Biener <rguenther@suse.de>
14182 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14183 (get_memory_order): Likewise.
14185 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14187 * tree-vect-stmts.c (vectorizable_store): Check
14190 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14193 * gcc.c (driver::decode_argv): Add call to
14194 init_opts_obstack before init_options_struct.
14195 * opts.c (init_opts_obstack): Remove idempotency.
14196 (init_options_struct): Replace call to init_opts_obstack
14197 with a gcc_assert to verify that it has already been called.
14198 * toplev.c (toplev::main): Add call to init_opts_obstack before
14199 calls to init_options_struct.
14200 (toplev::finalize): Move cleanup of opts_obstack next to
14201 cleanup of save_decoded_options, clearing the latter, and
14202 save_decoded_options_count.
14204 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14207 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14208 attribute to unconditional. Remove %? from output template.
14210 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14211 Jiong Wang <jiong.wang@arm.com>
14213 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14214 generated from different expand order.
14216 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14218 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14219 Add support for CCMP costing.
14221 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14223 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14224 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14225 (fccmpe<mode>): Likewise.
14226 (fcmp): Rename to fcmp and globalize pattern.
14228 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14229 (aarch64_gen_ccmp_next): Add FP support.
14231 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14233 * target.def (gen_ccmp_first): Update documentation.
14234 (gen_ccmp_next): Likewise.
14235 * doc/tm.texi (gen_ccmp_first): Update documentation.
14236 (gen_ccmp_next): Likewise.
14237 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14238 expand_ccmp_expr_1. Improve comments.
14239 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14240 (ccmp_ior<mode>): Remove pattern.
14241 (cmp<mode>): Remove expand.
14242 (cmp): Globalize pattern.
14243 (cstorecc4): Use cc_register.
14244 (mov<mode>cc): Remove ccmp_cc_register check.
14245 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14246 Simplify after removal of CC_DNE/* modes.
14247 (aarch64_ccmp_mode_to_code): Remove.
14248 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14249 In 'k' case use integer as condition.
14250 (aarch64_nzcv_codes): Remove inverted cases.
14251 (aarch64_code_to_ccmode): Remove.
14252 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14253 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14254 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14255 pattern. Return the comparison with CC register. Invert conditions
14256 when bitcode is OR.
14257 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14258 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14260 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14262 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14263 instrumented_version.
14265 2016-01-19 Richard Biener <rguenther@suse.de>
14267 PR tree-optimization/69336
14268 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14269 handled components with get_ref_base_and_extent.
14270 (equal_mem_array_ref_p): Adjust.
14272 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14275 * shrink-wrap.c: Include valtrack.h.
14276 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14277 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14278 in between insn and where it will be moved to. Call
14279 dead_debug_insert_temp.
14280 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14281 first and dead_debug_local_finish at the end.
14282 For uses and defs bitmap, handle all regs in between REGNO and
14283 END_REGNO, not just the first one.
14285 2016-01-19 Richard Biener <rguenther@suse.de>
14287 PR tree-optimization/69352
14288 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14289 (equal_mem_array_ref_p): Constrain size and max size properly.
14290 Compare the reverse flag.
14292 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14294 * ira.c (ira): Update regstat data if we deleted insns.
14296 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14298 PR rtl-optimization/68955
14299 PR rtl-optimization/64557
14300 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14301 here. Fix up formatting.
14302 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14304 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14307 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14308 assume that the node has body.
14309 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14312 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14314 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14317 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14319 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14320 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14322 2016-01-19 Martin Jambor <mjambor@suse.cz>
14323 Martin Liska <mliska@suse.cz>
14324 Michael Matz <matz@suse.de>
14326 * Makefile.in (OBJS): Add new source files.
14327 (GTFILES): Add hsa.c.
14328 * common.opt (disable_hsa): New variable.
14329 (-Whsa): New warning.
14330 * config.in (ENABLE_HSA): New.
14331 * configure.ac: Treat hsa differently from other accelerators.
14332 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14333 $enable_offloading.
14334 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14335 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14336 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14337 --with-hsa-kmt-lib.
14338 * doc/invoke.texi (-Whsa): Document.
14339 (hsa-gen-debug-stores): Likewise.
14340 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14341 to invoke offload compiler for hsa acclerator.
14342 * opts.c (common_handle_option): Determine whether HSA offloading
14343 should be performed.
14344 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14345 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14346 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14347 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14348 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14349 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14350 GF_OMP_FOR_KIND_GRID_LOOP.
14351 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14352 (pp_gimple_stmt_1): Likewise.
14353 * gimple-walk.c (walk_gimple_stmt): Likewise.
14354 * gimple.c (gimple_build_omp_grid_body): New function.
14355 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14356 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14357 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14358 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14359 GF_OMP_TEAMS_GRID_PHONY.
14360 (gimple_statement_omp_single_layout): Updated comments.
14361 (gimple_build_omp_grid_body): New function.
14362 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14363 (gimple_omp_for_grid_phony): New function.
14364 (gimple_omp_for_set_grid_phony): Likewise.
14365 (gimple_omp_parallel_grid_phony): Likewise.
14366 (gimple_omp_parallel_set_grid_phony): Likewise.
14367 (gimple_omp_teams_grid_phony): Likewise.
14368 (gimple_omp_teams_set_grid_phony): Likewise.
14369 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14370 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14371 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14372 (BUILT_IN_GOMP_TARGET): Updated type.
14373 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14374 (adjust_for_condition): New function.
14375 (get_omp_for_step_from_incr): Likewise.
14376 (extract_omp_for_data): Moved parts to adjust_for_condition and
14377 get_omp_for_step_from_incr.
14378 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14379 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14380 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14381 (scan_omp_parallel): Do not create child functions for phony
14383 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14384 (scan_omp_1_op): Checking assert we are not remapping to
14385 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14386 (parallel_needs_hsa_kernel_p): New function.
14387 (expand_parallel_call): Register apprpriate parallel child
14388 functions as HSA kernels.
14389 (grid_launch_attributes_trees): New type.
14390 (grid_attr_trees): New variable.
14391 (grid_create_kernel_launch_attr_types): New function.
14392 (grid_insert_store_range_dim): Likewise.
14393 (grid_get_kernel_launch_attributes): Likewise.
14394 (get_target_argument_identifier_1): Likewise.
14395 (get_target_argument_identifier): Likewise.
14396 (get_target_argument_value): Likewise.
14397 (push_target_argument_according_to_value): Likewise.
14398 (get_target_arguments): Likewise.
14399 (expand_omp_target): Call get_target_arguments instead of looking
14400 up for teams and thread limit.
14401 (grid_expand_omp_for_loop): New function.
14402 (grid_arg_decl_map): New type.
14403 (grid_remap_kernel_arg_accesses): New function.
14404 (grid_expand_target_kernel_body): New function.
14405 (expand_omp): Call it.
14406 (lower_omp_for): Do not emit phony constructs.
14407 (lower_omp_taskreg): Do not emit phony constructs but create for them
14408 a temporary variable receiver_decl.
14409 (lower_omp_taskreg): Do not emit phony constructs.
14410 (lower_omp_teams): Likewise.
14411 (lower_omp_grid_body): New function.
14412 (lower_omp_1): Call it.
14413 (grid_reg_assignment_to_local_var_p): New function.
14414 (grid_seq_only_contains_local_assignments): Likewise.
14415 (grid_find_single_omp_among_assignments_1): Likewise.
14416 (grid_find_single_omp_among_assignments): Likewise.
14417 (grid_find_ungridifiable_statement): Likewise.
14418 (grid_target_follows_gridifiable_pattern): Likewise.
14419 (grid_remap_prebody_decls): Likewise.
14420 (grid_copy_leading_local_assignments): Likewise.
14421 (grid_process_kernel_body_copy): Likewise.
14422 (grid_attempt_target_gridification): Likewise.
14423 (grid_gridify_all_targets_stmt): Likewise.
14424 (grid_gridify_all_targets): Likewise.
14425 (execute_lower_omp): Call grid_gridify_all_targets.
14426 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14427 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14428 (tree_omp_clause): Added union field dimension.
14429 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14430 * tree.c (omp_clause_num_ops): Added number of arguments of
14431 OMP_CLAUSE__GRIDDIM_.
14432 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14433 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14434 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14435 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14436 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14437 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14438 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14439 * tree-pass.h (make_pass_gen_hsail): Declare.
14440 (make_pass_ipa_hsa): Likewise.
14441 * ipa-hsa.c: New file.
14442 * lto-section-in.c (lto_section_name): Add hsa section name.
14443 * lto-streamer.h (lto_section_type): Add hsa section.
14444 * timevar.def (TV_IPA_HSA): New.
14445 * hsa-brig-format.h: New file.
14446 * hsa-brig.c: New file.
14447 * hsa-dump.c: Likewise.
14448 * hsa-gen.c: Likewise.
14451 * toplev.c (compile_file): Call hsa_output_brig.
14452 * hsa-regalloc.c: New file.
14454 2016-01-18 Jeff Law <law@redhat.com>
14456 PR tree-optimization/69320
14457 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
14458 ranged object, do nothing if the RHS constant is not [0..1].
14459 (optimize_stmt): Comparing a boolean ranged object against a
14460 constant outside [0..1] results in a compile-time constant.
14462 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
14465 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
14467 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14468 (Option Summary): Update to reflect new section and moved options.
14469 (C++ Dialect Options): Move -fstats to new section.
14470 (Debugging Options): Move all dump, statistics, and other GCC
14471 developer options to new section. Rewrite section introduction
14472 and re-order remaining options to put the more basic ones first.
14473 (Optimization Options): Move -fira-verbose and -flto-report* to
14475 (Developer Options): New section incorporating moved options.
14476 * doc/cppopts.texi (-dM): Update cross-reference.
14478 2016-01-18 Richard Henderson <rth@redhat.com>
14481 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
14482 operands to pseudo only if CSE is expected. Split long immediate
14483 operands only after reload, and for the stack pointer.
14484 (*add<GPI>3_pluslong): Remove.
14485 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
14486 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
14487 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
14488 (*add<GPI>3 peepholes): New.
14489 (*add<GPI>3 splitters): New.
14490 * config/aarch64/constraints.md (Upl): New.
14491 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
14493 2016-01-18 Richard Biener <rguenther@suse.de>
14495 PR tree-optimization/69297
14496 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
14498 (vect_bb_vectorization_profitable_p): Clear visited flag again.
14500 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14502 PR middle-end/68542
14503 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
14504 of mixind vector and scalar types.
14505 (fold_relational_const): Add handling of vector
14506 comparison with boolean result.
14507 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
14508 comparison of vector operands with boolean result for EQ/NE only.
14509 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
14510 (verify_gimple_cond): Likewise.
14511 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
14514 2016-01-18 Joseph Myers <joseph@codesourcery.com>
14516 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
14519 2016-01-18 Richard Biener <rguenther@suse.de>
14521 PR middle-end/69308
14522 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
14524 2016-01-18 Tom de Vries <tom@codesourcery.com>
14526 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
14528 2016-01-18 Tom de Vries <tom@codesourcery.com>
14530 * omp-low.c (set_oacc_fn_attrib): Make extern.
14531 * omp-low.h (set_oacc_fn_attrib): Declare.
14532 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
14533 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
14534 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
14535 Add and handle function parameter oacc_kernels_p.
14536 (find_reduc_addr, get_omp_data_i_param): New function.
14537 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
14538 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
14539 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
14540 Calculate dominance info. Skip loops that are not in a kernels region
14541 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
14542 (pass_parallelize_loops::execute): Call parallelize_loops with
14543 oacc_kernels_p argument.
14544 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
14545 New member function.
14546 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
14547 * passes.def: Add argument to pass_parallelize_loops instantation.
14549 2016-01-18 Tom de Vries <tom@codesourcery.com>
14551 * tree-parloops.c (pass_parallelize_loops::execute): Allow
14552 pass_parallelize_loops to be run outside the loop pipeline.
14554 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14556 * tree-scalar-evolution.c (follow_copies_to_constant): New.
14557 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
14559 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14562 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
14563 using get_ref_base_and_extent.
14564 (equal_mem_array_ref_p): New.
14565 (hashable_expr_equal_p): Add call to previous.
14567 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14570 * tree-sra.c (disqualified_constants, constant_decl_p): New.
14571 (sra_initialize): Allocate disqualified_constants.
14572 (sra_deinitialize): Free disqualified_constants.
14573 (disqualify_candidate): Update disqualified_constants when appropriate.
14574 (create_access): Scan for constant-pool entries as we go along.
14575 (scalarizable_type_p): Add check against type_contains_placeholder_p.
14576 (maybe_add_sra_candidate): Allow constant-pool entries.
14577 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
14578 (initialize_constant_pool_replacements): New.
14579 (sra_modify_assign): Avoid mangling assignments created by previous,
14580 and don't generate writes into constant pool.
14581 (sra_modify_function_body): Call initialize_constant_pool_replacements.
14583 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
14585 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
14586 andnot instruction.
14587 (scalar_chain::convert_op): Likewise.
14588 * config/i386/i386.md (*andndi3_doubleword): New.
14590 2016-01-18 Richard Biener <rguenther@suse.de>
14592 PR tree-optimization/69170
14593 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
14594 building a vector from scalar results of a pattern stmt.
14596 2016-01-18 Jakub Jelinek <jakub@redhat.com>
14598 * haifa-sched.c (autopref_multipass_init): Work around
14599 -Wmaybe-uninitialized warning.
14601 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
14603 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
14604 against the constant 0.
14606 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14608 PR tree-optimization/68799
14609 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
14610 look up phi candidates in the statement-candidate map.
14611 (phi_add_costs): Likewise.
14612 (record_phi_increments): Likewise.
14613 (phi_incr_cost): Likewise.
14614 (ncd_with_phi): Likewise.
14615 (all_phi_incrs_profitable): Likewise.
14617 2016-01-17 Jakub Jelinek <jakub@redhat.com>
14619 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
14620 -Wmaybe-uninitialized warning.
14622 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
14624 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14625 (Option Summary): Update to reflect new section and moved options.
14626 (C++ Dialect Options): Move -fvtable-verify and related options.
14627 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
14628 and profiling-related options.
14629 (Optimization Options): Move profile generation options and
14630 -fstack-protector and related options.
14631 (Instrumentation Options): New section incorporating moved options.
14632 (Code Generation Options): Move -finstrument-functions and
14633 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
14635 2016-01-16 Tom de Vries <tom@codesourcery.com>
14637 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
14639 2016-01-16 Tom de Vries <tom@codesourcery.com>
14641 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
14643 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
14645 * hash-table.h (hash_table::empty): Turn into an inline wrapper
14646 that checks whether the table is already empty. Rename the
14647 original implementation to...
14648 (hash_table::empty_slot): ...this new private function.
14650 2016-01-15 David Malcolm <dmalcolm@redhat.com>
14652 PR diagnostic/68899
14653 * diagnostic-show-locus.c (layout::print_source_line): Move x
14654 offset of line until after call to
14655 get_line_width_without_trailing_whitespace.
14657 2016-01-15 Jeff Law <law@redhat.com>
14659 PR tree-optimization/69270
14660 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
14661 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
14662 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
14663 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
14664 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14665 ssa_name_has_boolean_range and constant_boolean_node.
14667 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
14669 PR rtl-optimization/69030
14670 * lra-spills.c (remove_pseudos): Check nrefs and make the function
14672 (spill_pseudos): Delete debug insn for dead pseudo.
14673 (lra_spill): Initiate spill_hard_reg and slots memory separately.
14675 2016-01-15 Jiong Wang <jiong.wang@arm.com>
14677 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
14679 (TYPES_UNOPUS): Likewise.
14680 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
14681 builtin type, from UNOP to UNOPUS.
14682 (lbtruncuv4sf): Likewise.
14683 (lbtruncuv2df): Likewise.
14684 (lrounduv2sf): Likewise.
14685 (lrounduv4sf): Likewise.
14686 (lrounduv2df): Likewise.
14687 (lroundusf): Likewise.
14688 (lroundusf): Likewise.
14689 (lceiluv2sf): Likewise.
14690 (lceiluv4sf): Likewise.
14691 (lceiluv2df): Likewise.
14692 (lceilusf): Likewise.
14693 (lceiludf): Likewise.
14694 (lflooruv2sf): Likewise.
14695 (lflooruv4sf): Likewise.
14696 (lflooruv2df): Likewise.
14697 (lfloorusf): Likewise.
14698 (lfloorudf): Likewise.
14699 (lfrintnuv2sf): Likewise.
14700 (lfrintnuv4sf): Likewise.
14701 (lfrintnuv2df): Likewise.
14702 (lfrintnusf): Likewise.
14703 (lfrintnudf): Likewise.
14704 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
14706 (vcvtq_u32_f32): Likewise.
14707 (vcvtq_u64_f64): Likewise.
14708 (vcvta_u32_f32): Likewise.
14709 (vcvtaq_u32_f32): Likewise.
14710 (vcvtaq_u64_f64): Likewise.
14711 (vcvtm_u32_f32): Likewise.
14712 (vcvtmq_u32_f32): Likewise.
14713 (vcvtmq_u64_f64): Likewise.
14714 (vcvtn_u32_f32): Likwise.
14715 (vcvtnq_u32_f32): Likewise.
14716 (vcvtnq_u64_f64): Likewise.
14717 (vcvtp_u32_f32): Likewise.
14718 (vcvtpq_u32_f32): Likewise.
14719 (vcvtpq_u64_f64): Likewise.
14720 (vcvtmd_u64_f64): Likewise.
14721 (vcvtms_u32_f32): Likewise.
14722 (vcvtad_u64_f64): Likewise.
14723 (vcvtas_u32_f32): Likewise.
14724 (vcvtnd_u64_f64): Likewise.
14725 (vcvtns_u32_f32): Likewise.
14726 (vcvtpd_u64_f64): Likewise.
14727 (vcvtps_u32_f32): Likewise.
14729 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14731 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
14732 CSEL of zero_extended registers.
14734 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14736 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
14737 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
14739 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14741 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
14742 false when argument string is not found in the attributes table
14745 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
14748 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
14749 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
14750 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
14751 precision estimate.
14753 2016-01-15 Richard Biener <rguenther@suse.de>
14755 PR tree-optimization/66856
14756 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
14757 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
14758 (vect_create_new_slp_node): Increment stmt reference count.
14759 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
14760 an SLP tree before swapping operands.
14761 (vect_build_slp_tree): Likewise.
14762 (destroy_bb_vec_info): Free stmt info after SLP instances.
14763 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
14764 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
14765 (STMT_VINFO_NUM_SLP_USES): New macro.
14767 2016-01-15 Richard Biener <rguenther@suse.de>
14770 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
14771 (add_linkage_name): ... here.
14772 (gen_typedef_die): Use add_linkage_name_raw instead of
14773 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
14776 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
14778 * gimplify.c (oacc_default_clause): Decode reference and pointer
14779 types for both kernels and parallel regions.
14781 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
14783 PR middle-end/69246
14784 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
14786 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14788 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
14789 (convert_scalars_to_vector): Likewise.
14791 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
14793 * doc/extend.texi (Type Traits): Fix grammar.
14795 2016-01-15 Martin Jambor <mjambor@suse.cz>
14797 * tree-inline.c (remap_decl): Use existing dclarations if
14798 remapping a type and prevent_decl_creation_for_types.
14799 (replace_locals_stmt): Do an initial remapping of non-VLA typed
14800 decls first. Do real remapping with
14801 prevent_decl_creation_for_types set.
14802 * tree-inline.h (copy_body_data): New field
14803 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
14806 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14808 * config/s390/s390.opt (mmvcle): More verbose help text.
14810 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14812 * config/s390/s390.opt: Add period to -mzvector option text.
14814 2016-01-15 Richard Biener <rguenther@suse.de>
14816 PR tree-optimization/68961
14817 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
14818 of invariants in stores again.
14820 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
14822 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
14824 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14826 * config/i386/i386.c (ix86_expand_branch): Don't split
14827 DI mode xor instruction to SI mode.
14829 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14832 * ipa-icf.c (sem_function::merge): Virtual functions may become
14833 reachable even if they address is not taken and there are no
14836 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14838 * lto-streamer-out.c (subtract_estimated_size): New function.
14839 (get_symbol_initial_value): Use it.
14841 2016-01-15 Christian Bruel <christian.bruel@st.com>
14844 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
14845 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
14846 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
14847 use add_builtin_function_ext_scope instead of add_builtin_function.
14848 (neon_set_p, neon_crypto_set_p): Remove.
14849 (arm_init_builtins): Always call arm_init_neon_builtins and
14850 arm_init_crypto_builtins.
14851 (arm_expand_builtin): Check that builtins are allowed for the arch.
14852 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
14853 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
14854 arm_init_neon_builtins call.
14856 2016-01-15 Richard Biener <rguenther@suse.de>
14858 PR tree-optimization/69117
14859 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
14860 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
14861 of the leader conservatively.
14862 (free_scc_vn): Restore original SSA name infos.
14864 2016-01-14 Jeff Law <law@redhat.com>
14866 PR tree-optimization/69270
14867 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
14868 single bit of precision, verify it's also unsigned.
14869 (record_edge_info): Use constant_boolean_node rather than fold_convert
14870 to convert boolean_true/boolean_false to the right type.
14872 2016-01-14 Richard Henderson <rth@redhat.com>
14875 * loop-doloop.c (record_reg_sets): New.
14876 (doloop_optimize): Reject the transform if the sequence
14877 clobbers registers live at the end of the loop block.
14878 (doloop_optimize_loops): Enable df_live if needed.
14880 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14882 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
14883 * config/rs6000/rs6000.c: Likewise.
14884 * config/rs6000/rs6000.h: Likewise.
14885 * config/rs6000/rs6000.md: Likewise.
14886 * doc/extend.texi: Likewsie.
14888 2016-01-14 Jeff Law <law@redhat.com>
14890 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
14893 2016-01-14 Richard Henderson <rth@redhat.com>
14897 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
14898 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
14899 instead of builtin_decl_declared_p to test for declaration.
14901 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
14903 * doc/loop.texi (Loop Analysis and Representation): Document
14904 loop_depth function.
14906 2016-01-14 Tom de Vries <tom@codesourcery.com>
14908 PR tree-optimization/68773
14909 * omp-low.c (expand_omp_target): Don't set force_output.
14910 * varpool.c (varpool_node::get_create): Same.
14911 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
14912 offload_funcs with force_output.
14914 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14917 * lra-eliminations.c (move_plus_up): Don't change anything if either
14918 the outer or inner subreg mode is not MODE_INT.
14919 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
14920 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
14922 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14924 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
14925 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
14926 reduc_uplus_@var{m}): Remove.
14927 * expr.c (expand_expr_real_2): Remove expansion path for
14928 reduc_[us](min|max|plus) optabs.
14929 * optabs-tree.c (scalar_reduc_to_vector): Remove.
14930 * optabs-tree.h (scalar_reduc_to_vector): Remove.
14931 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
14932 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
14933 * tree-vect-loop.c (vectorizable_reduction): Remove test for
14934 reduc_[us](min|max|plus) optabs.
14936 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14938 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
14939 (reduc_plus_scal_v2sf): New.
14940 (reduc_smax_v2sf): Rename to...
14941 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
14942 (reduc_smin_v2sf): Rename to...
14943 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
14945 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
14947 * alias.c (compare_base_symbol_refs): New function.
14948 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
14951 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14953 PR middle-end/68146
14954 PR tree-optimization/69155
14955 * tree-complex.c: Include cfganal.h.
14956 (phis_to_revisit): New variable.
14957 (extract_component): Add phiarg_p argument. Assert that returned
14958 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
14959 (update_phi_components): Partly rewrite to use loop over real/imag
14960 components instead of code duplication. If extract_component returns
14961 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
14962 create_tmp_reg into the PHI node instead, and mention the phi triplet
14963 in phis_to_revisit.
14964 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
14965 in phis_to_revisit at the end.
14967 2016-01-14 Richard Biener <rguenther@suse.de>
14969 PR tree-optimization/68060
14970 * tree-vect-loop.c (vect_is_simple_reduction): Check the
14971 outer loop reduction is only used in the inner loop before
14972 detecting a double reduction.
14974 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14977 * combine.c (expand_field_assignment): Punt if compute_mode is
14978 unsupported scalar mode.
14980 2016-01-14 Richard Biener <rguenther@suse.de>
14982 PR tree-optimization/66856
14983 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
14984 SLP node only if it built successfully.
14985 (vect_analyze_slp_instance): Adjust.
14987 2016-01-14 Jeff Law <law@redhat.com>
14989 PR tree-optimization/69270
14990 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
14991 (record_edge_info): Use it. Convert boolean_{true,false}_node
14992 to the type of op0.
14994 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
14997 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
14998 use block_ultimate_origin
14999 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15001 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15003 * doc/invoke.texi (Submodel Options): Rename section to
15004 "Machine-Dependent Options" to better reflect its content.
15005 Rewrite introductory text to remove archaic CPU names.
15008 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15010 * doc/invoke.texi (Code Gen Options): Move section up in file,
15011 before target-specific options. Update menu and option summary
15012 to reflect the new section ordering.
15014 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15016 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15017 (C++ Dialect Options): Add cross-reference to -std option.
15018 * doc/standards.texi (C++ Language): Document C++14 support.
15020 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15022 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15023 for pack/unpack functions for __ibm128.
15024 (PACK_IF): Likewise.
15025 (UNPACK_IF): Likewise.
15027 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15028 support for __ibm128 pack/unpack functions.
15029 (rs6000_invalid_builtin): Likewise.
15030 (rs6000_init_builtins): Likewise.
15031 (rs6000_opt_masks): Likewise.
15033 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15034 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15036 (RS6000_BTM_COMMON): Likewise.
15038 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15039 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15040 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15041 128-bit floating point. Add support for the double values to be
15042 in Altivec registers for TF/IF packing and unpacking, but restrict
15043 TD packing sub-fields to be FPR registers. Don't allow overlapped
15044 register support for packing. Allow pack inputs to be memory
15045 locations. Don't build generator functions for unpack<mode>_dm
15046 and unpack<mode>_nodm.
15047 (unpack<mode>_dm): Likewise.
15048 (unpack<mode>_nodm): Likewise.
15049 (pack<mode>): Likewise.
15051 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15052 built-in functions to pack/unpack explicit __ibm128 values.
15053 (__builtin_unpack_ibm128): Likewise.
15055 * doc/extend.texi (PowerPC Built-in Functions): Document
15056 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15058 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15061 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15062 Add new arg loc and pass it down as context.
15063 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15064 to the location to use for the warning.
15065 (check_function_arguments): New arg loc. All callers changed. Pass
15066 it to check_function_nonnull.
15067 * c-common.h (check_function_arguments): Adjust declaration.
15069 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15071 PR tree-optimization/69156
15072 * gimple.c (validate_type): Removed.
15073 (gimple_builtin_call_types_compatible_p): Use
15074 useless_type_conversion_p instead of validate_type.
15075 * value-prof.c (gimple_stringop_fixed_value): Fold
15076 icall_size to correct type.
15078 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15080 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15083 2016-01-13 Richard Henderson <rth@redhat.com>
15086 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15087 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15088 (ix86_builtin_tm_store): Remove.
15089 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15090 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15091 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15092 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15093 * doc/tm.texi: Rebuild.
15095 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15096 (BUILT_IN_TM_MEMCPY_RTWN): New.
15097 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15098 fallback from vector to integer helpers.
15099 (build_tm_load): Handle vector types directly, instead of
15101 (build_tm_store): Likewise.
15102 (expand_assign_tm): Prepare for register types not handled by
15103 the above. Copy them to memory and use memcpy.
15104 * tree.c (tm_define_builtin): New.
15105 (find_tm_vector_type): New.
15106 (build_tm_vector_builtins): New.
15107 (build_common_builtin_nodes): Call it.
15109 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15111 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15112 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15114 2016-01-13 Tom de Vries <tom@codesourcery.com>
15116 PR tree-optimization/69169
15117 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15118 handled_struct_type param.
15119 (create_variable_info_for, intra_create_variable_infos): Call
15120 create_variable_info_for_1 with extra arg.
15122 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15124 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15125 and "armv8.1-a+crc" entries.
15127 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15130 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15131 Change first operand predicate from register_or_constm1_operand
15132 to register_operand.
15133 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15134 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15135 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15136 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15137 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15138 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15139 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15140 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15141 comparison with constm1_rtx from vec_prefetch_gen part.
15143 2016-01-13 Richard Biener <rguenther@suse.de>
15145 PR tree-optimization/69013
15146 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15147 Exchange assert for a test.
15149 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15152 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15154 2016-01-13 Richard Biener <rguenther@suse.de>
15156 PR tree-optimization/69242
15157 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15158 assert with a check.
15160 2016-01-13 Richard Biener <rguenther@suse.de>
15162 PR tree-optimization/69186
15163 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15164 Properly guard vect_update_misalignment_for_peel call.
15166 2016-01-12 Jeff Law <law@redhat.com>
15168 PR tree-optimization/pr67755
15169 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15170 "need_profile_correction".
15171 (thread_block_1): Initialize new field to false by default. If we
15172 have multiple thread paths through a common joiner to different
15173 final targets, then set new field to true.
15174 (compute_path_counts): Only do count adjustment when it's really
15177 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15179 * doc/invoke.texi (Spec Files): Move section down in file, past
15180 all command-line option descriptions.
15182 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15184 PR middle-end/54809
15185 * doc/gty.texi: Remove documentation of mark_hook.
15186 * gengtype.c (struct write_types_data): Remove code to support
15187 mark_hook attribute.
15188 (walk_type): Likewise.
15189 (write_func_for_structure): Likewise.
15191 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15193 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15194 Directory Options, and -specs= to Overall Options.
15195 (Overall Options): Adjust similarly. Reorder to group related
15196 options together. Make -specs= cross-reference the spec file details.
15197 (Directory Options): Adjust similarly.
15199 2016-01-12 Jeff Law <law@redhat.com>
15201 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15203 2016-01-12 Olivier Hainque <hainque@adacore.com>
15205 * gcc.c (spec_undefvar_allowed): New global.
15206 (process_command): Set to true when running for --version or --help,
15208 (getenv_spec_function): When the variable is not defined, use the
15209 variable name as the variable value if we're allowed not to issue
15212 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15214 PR tree-optimization/68911
15215 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15216 information computed for expression "init + nit * step".
15218 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15220 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15221 about name of GCC executable. Remove deleted node from menu.
15222 (Directory Options) <-B>: Remove cross-reference to deleted node.
15223 (Target Options): Delete section.
15225 2016-01-12 Christian Bruel <christian.bruel@st.com>
15228 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15229 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15231 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15234 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15235 aligned_mem is properly set for AVX512-VL floating point masked
15239 * ifcvt.c (cond_exec_process_if_block): When removing the last
15240 insn from then_bb, remove also any possible barriers that follow it.
15242 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15246 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15247 (PTRDIFF_TYPE): Likewise.
15248 (WCHAR_TYPE): Likewise.
15249 (WCHAR_TYPE_SIZE): Likewise.
15250 (STDINT_LONG32): Likewise.
15252 2016-01-12 Richard Biener <rguenther@suse.de>
15254 PR tree-optimization/69053
15255 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15256 convert initial value for cond reductions.
15258 2016-01-12 Richard Biener <rguenther@suse.de>
15260 PR tree-optimization/69007
15261 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15262 widen_sum after dot_prod and sad.
15264 2016-01-12 Richard Biener <rguenther@suse.de>
15266 PR tree-optimization/69168
15267 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15268 pattern stmt SLP type.
15269 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15270 end up unused so cope with that case.
15272 2016-01-12 Richard Biener <rguenther@suse.de>
15274 PR tree-optimization/69157
15275 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15276 stmts def type only during analyze phase.
15277 (vectorizable_call): Likewise.
15278 (vectorizable_simd_clone_call): Likewise.
15279 (vectorizable_conversion): Likewise.
15280 (vectorizable_assignment): Likewise.
15281 (vectorizable_shift): Likewise.
15282 (vectorizable_operation): Likewise.
15283 (vectorizable_store): Likewise.
15284 (vectorizable_load): Likewise.
15286 2016-01-12 Richard Biener <rguenther@suse.de>
15288 PR tree-optimization/69174
15289 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15291 (vectorizable_load): Properly compute the number of loads needed
15292 for permuted strided SLP loads and do not spuriously assign
15293 to SLP_TREE_VEC_STMTS.
15295 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15297 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15298 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15299 (MD_EXEC_PREFIX): Remove.
15300 (MD_STARTFILE_PREFIX) Removee.
15301 (FILE_NAME_ABSOLUTE_P): Remove.
15302 (CPP_SPEC): Do not read macros from sys/version.h.
15303 (LINK_COMMAND_SPEC): Remove.
15304 (LOCAL_INCLUDE_DIR): Remove.
15305 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15306 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15307 (POST_LINK_SPEC): Define to invoke stubify after linker
15308 (LIBSTDCXX): Remove define
15309 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15310 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15311 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15312 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15313 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15314 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15315 (i386_djgpp_asm_named_section): Add propotype of new procedure
15317 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15318 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15319 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15320 in config/i386/djgpp.h).
15321 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15322 STANDARD_STARTFILE_PREFIX_1.
15323 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15324 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15325 installation errors.
15326 (MAX_OFILE_ALIGNMENT): Define to 128.
15327 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15329 * config/i386/djgpp.c: New file. Add implementation of
15330 i386_djgpp_asm_named_section.
15332 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15334 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15335 Add rule for building djgpp.o.
15337 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15339 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15340 (rtx_is_swappable_p): Reductions are swappable.
15341 (insn_is_swappable_p): V2DF reductions are swappable.
15343 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15345 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15346 reloads for other unsupported memory operands.
15348 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15349 Jim Wilson <jim.wilson@linaro.org>
15352 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15353 copy_to_mode_reg instead of force_reg.
15355 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15358 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15359 TARGET_80387 is true.
15361 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15364 * lra-eliminations.c (move_plus_up): Only move plus up
15365 if subreg of the constant can be simplified into constant
15366 and use the simplified subreg of the constant instead of
15367 the original constant.
15369 * fold-const.c (fold_convertible_p): Don't return true
15370 for conversion of VECTOR_TYPE to same sized integral type.
15371 (fold_convert_loc): Fix up formatting. Fold conversion of
15372 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15373 instead of NOP_EXPR.
15375 PR tree-optimization/69214
15376 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15377 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15380 PR tree-optimization/69207
15381 * tree-vect-slp.c (vect_get_constant_vectors): For
15382 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15383 fold_convertible_p to vector_type's element type, and always
15384 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15386 2016-01-11 Richard Biener <rguenther@suse.de>
15388 PR tree-optimization/69173
15389 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15390 fixup the cycle if all stmts are in a pattern.
15392 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15394 PR middle-end/68999
15395 * alias.c (base_alias_check): Move check for addresses with
15396 alignment ANDs before the call for compare_base_decls.
15397 (memrefs_conflict_p): Return -1 for different decls
15398 that went through alignment adjustments.
15400 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15402 PR rtl-optimization/68796
15403 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15404 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15405 and QImode comparisons against zero with CC_NZmode.
15406 * config/aarch64/iterators.md (short_mask): New mode_attr.
15408 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15410 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15411 (<avx512>_store<mode>_mask): Likewise.
15413 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15414 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15416 PR rtl-optimization/68841
15417 * ifcvt.c (struct noce_if_info): Add orig_x field.
15418 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15419 Don't record conflicts on to_rename if it's present.
15420 Allow memory destinations in sets.
15421 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15422 blocks, passing orig_x to the checks.
15423 (noce_process_if_block): Set if_info->orig_x appropriately.
15425 2016-01-11 Tom de Vries <tom@codesourcery.com>
15427 PR tree-optimization/69069
15428 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15430 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15432 PR rtl-optimization/68920
15433 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15434 of conditional moves for RTL if-conversion to 1 for
15435 TARGET_ONE_IF_CONV_INSN.
15436 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15437 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15438 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15439 parameter to restirct number of conditional moves for
15441 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
15442 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
15445 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
15448 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
15449 onepart vars. Fix typo in comment. Fix reversed condition in
15451 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
15454 * var-tracking.c (dump_onepart_variable_differences): New.
15455 (dataflow_set_different): If a detailed dump is requested,
15456 delay early returns and dump differences between onepart
15457 variables present before and after, and added variables.
15459 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15462 * expr.c (expand_expr_real_1): For boolean vector constants
15463 with a scalar mode use const_scalar_mask_from_tree.
15464 (const_scalar_mask_from_tree): New.
15465 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
15466 assigned to a mask type to handle constants.
15468 2016-01-11 Martin Jambor <mjambor@suse.cz>
15471 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
15472 useless parameters if we cannot change function signature.
15474 2016-01-11 Martin Jambor <mjambor@suse.cz>
15477 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
15480 2016-01-11 Tom de Vries <tom@codesourcery.com>
15482 PR tree-optimization/69109
15483 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
15486 2016-01-11 Tom de Vries <tom@codesourcery.com>
15488 PR tree-optimization/69108
15489 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
15490 res is not used in a phi.
15492 2016-01-11 Yury Gribov <y.gribov@samsung.com>
15495 * common.opt (frandom-seed): Fix parameter name.
15496 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
15498 2016-01-11 Tom de Vries <tom@codesourcery.com>
15500 PR tree-optimization/69058
15501 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
15504 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
15506 * config/arc/arc.opt (mdiv-rem): Add period to the end.
15507 (mcode-density): Likewise.
15509 2016-01-10 Tom de Vries <tom@codesourcery.com>
15511 PR tree-optimization/69062
15512 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
15513 (parallelize_loops): Don't paralelize loop that has phi with address
15516 2016-01-10 Tom de Vries <tom@codesourcery.com>
15518 PR tree-optimization/69039
15519 * tree-parloops.c (try_create_reduction_list): Only allow single exit
15522 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
15524 PR middle-end/68743
15525 * match.pd: Require target has function_c99_misc before doing
15526 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
15528 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
15530 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
15532 * configure: Regenerate.
15534 2016-01-09 Jakub Jelinek <jakub@redhat.com>
15536 PR middle-end/50865
15537 PR tree-optimization/69097
15538 * fold-const.h (expr_not_equal_to): New prototype.
15539 * fold-const.c: Include stringpool.h and tree-ssanames.h.
15540 (expr_not_equal_to): New function.
15541 * match.pd (X % -Y is the same as X % Y): Don't optimize
15542 unless X is known not to be equal to minimum or Y is known
15543 not to be equal to -1.
15544 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
15545 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
15546 (simplify_stmt_using_ranges): Adjust caller.
15547 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
15548 substitute_and_fold.
15550 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
15552 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
15555 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15557 PR tree-optimization/69167
15558 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
15559 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
15561 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
15563 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15564 Richard Biener <rguenther@suse.de>
15566 PR tree-optimization/68707
15567 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
15568 instances that can be handled via vect_load_lanes.
15570 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
15572 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
15573 if we can't determine address equivalence.
15574 * alias.c (compare_base_decl): Update for changed return value of
15575 symtab_node::equal_address_to.
15577 2016-01-08 Jason Merrill <jason@redhat.com>
15581 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
15582 * expr.c (store_field): Not here.
15583 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
15584 call with TREE_ADDRESSABLE type.
15585 * tree-cfg.c (verify_gimple_call): Adjust.
15587 2016-01-08 Olivier Hainque <hainque@adacore.com>
15589 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
15592 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15594 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
15595 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
15596 (reduc_smin_v2sf): Rename to...
15597 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
15598 (reduc_splus_v2sf): Rename to...
15599 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
15601 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15603 PR tree-optimization/69162
15604 * gimplify.c (gimplify_va_arg_expr): Encode original type of
15605 valist argument in another argument.
15606 (gimplify_modify_expr): Adjust for the above change. Cleanup.
15607 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
15608 to determine the va_list type, build a MEM_REF instead of
15609 build_fold_indirect_ref.
15611 PR tree-optimization/69172
15612 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
15615 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
15617 PR tree-optimization/67781
15618 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
15619 and cmpnop in two steps: first the ones not accessed in original
15620 gimple expression in a endian independent way and then the ones not
15621 accessed in the final result in an endian-specific way.
15623 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15625 PR tree-optimization/69083
15626 * tree-vect-slp.c (vect_get_constant_vectors): For
15627 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
15628 element type. If op is fold_convertible_p to vector_type's element
15629 type, use NOP_EXPR instead of VCE.
15631 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
15633 PR rtl-optimization/67778
15634 PR rtl-optimization/68634
15635 PR rtl-optimization/68909
15636 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
15637 block from the stack until done with it. Remove a superfluous
15638 bitmap set. Remove a superfluous bitmap test.
15640 2016-01-07 Martin Sebor <msebor@redhat.com>
15643 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
15644 constraint on the type of arguments.
15646 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
15648 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
15649 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
15650 unaligned_access on the gcc_options set.
15651 * config/arm/arm.c (arm_option_override_internal): Use
15652 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
15654 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15657 * config/i386/i386.c (ix86_frame_pointer_required): Enable
15658 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
15660 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15663 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15666 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15667 depending on frame_pointer_needed before remaining integer and SSE
15668 registers are saved.
15670 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
15673 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
15675 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
15678 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
15679 Use the "xBm" constraint.
15680 (float<sseintvecmodelower><mode>2<mask_name><round_name):
15682 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
15683 (sse_cvtsi2ssq<round_name>): Likewise.
15684 (sse_cvtss2si<round_name>): Likewise.
15685 (sse_cvtss2siq<round_name>): Likewise.
15686 (sse2_cvtsi2sdq<round_name>): Likewise.
15687 (sse2_cvtsd2si<round_name>): Likewise.
15688 (sse2_cvtsd2siq<round_name>): Likewise.
15689 * config/i386/subst.md (round_nimm_scalar_predicate): New
15692 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
15694 PR middle-end/67639
15695 * varasm.c (make_decl_rtl): Mark invalid register vars as
15698 PR rtl-optimization/66206
15699 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
15700 All callers changed.
15702 2016-01-07 Jakub Jelinek <jakub@redhat.com>
15704 PR tree-optimization/69141
15705 * tree-ssa-pre.c: Include langhooks.h.
15706 (eliminate_dom_walker::before_dom_children): Use
15707 lang_hooks.decl_printable_name instead of
15708 cgraph_node::get ()->name ().
15710 PR middle-end/68960
15711 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
15712 it and DECL_ALIGN too.
15714 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
15716 * config/mips/mips-ftypes.def: Sort to lexicographical order.
15718 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15721 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15722 depending on frame_pointer_needed before remaining integer and SSE
15723 registers are saved.
15725 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15727 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
15728 mode iterator with VSX_M2.
15729 (*p9_vecstore_<mode>): Likewise.
15730 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
15731 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
15732 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
15733 (define_split for VSX_LE128 stores): Likewise.
15734 (define_peephole2 for TImode LE swaps): Likewise.
15735 (define_split for VSX_LE128 post-reload stores): Likewise.
15737 2016-01-06 Marek Polacek <polacek@redhat.com>
15740 * convert.c (convert_to_integer_1): Adjust call to
15741 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
15742 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
15743 EXPR instead of ARG.
15744 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
15746 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15749 * doc/extend.texi (RL78 Variable Attributes): New section.
15751 2016-01-05 Marek Polacek <polacek@redhat.com>
15754 * builtins.c (get_memmodel): Use expansion point location rather than
15755 the input location. Call warning_at rather than warning.
15756 (expand_builtin_atomic_compare_exchange): Likewise.
15757 (expand_builtin_atomic_load): Likewise.
15758 (expand_builtin_atomic_store): Likewise.
15759 (expand_builtin_atomic_clear): Likewise.
15761 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15764 * config/i386/i386.c (ix86_expand_vector_logical_operator):
15765 Replace nonimmediate_operand with vector_operand.
15766 * config/i386/predicates.md (vector_operand): New predicate.
15767 (general_vector_operand): Replace nonimmediate_operand with
15769 * config/i386/sse.md: Replace nonimmediate_operand with
15770 vector_operand and m constraint with Bm constraint on SSE
15771 patterns with 16-byte memory operand.
15772 * config/i386/subst.md (round_nimm_predicate): Replace
15773 nonimmediate_operand with vector_operand.
15774 (round_saeonly_nimm_predicate): Likewise.
15775 (round_saeonly_nimm_scalar_predicate): New.
15777 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15780 * config/i386/constraints.md (Bm): New constraint.
15781 * config/i386/predicates.md (vector_memory_operand): New
15783 * config/i386/sse.md: Replace xm with xBm in plusminus and
15784 any_logic patterns.
15786 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15789 * doc/extend.texi (V850 Function Attributes): New section.
15790 (V850 Variable Attributes): New section.
15792 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15795 * doc/extend.texi (MicroBlaze Function Attributes): Document
15796 interrupt_handler and fast_interrupt attributes.
15798 2016-01-05 Sergei Trofimovich <siarheit@google.com>
15801 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
15802 for local symbolic operands.
15803 * config/ia64/predicates.md (local_symbolic_operand64): New
15806 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15808 PR rtl-optimization/68651
15809 * combine.c (combine_simplify_rtx): Canonicalize x + x into
15812 2016-01-05 Nathan Sidwell <nathan@acm.org>
15814 * alias.c (compare_base_decls): Use symtab_node::get.
15816 2016-01-05 Nick Clifton <nickc@redhat.com>
15819 * ira-costs.c (copy_cost): Initialise the t_icode field of the
15820 secondary_reload_info structure.
15823 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
15824 decls if weak support is available.
15826 2016-01-04 Martin Sebor <msebor@redhat.com>
15828 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
15830 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15832 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15833 OPTION_MASK_P9_DFORM.
15835 * config/rs6000/constraints.md (wo constraint): New constraint for
15838 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
15840 (rs6000_init_hard_regno_mode_ok): Likewise.
15842 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
15845 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
15846 expanders not to have constraints. Add support for ISA 3.0 xxperm
15847 instruction. Add support for fusing xxlor with xxperm.
15848 (altivec_vperm_<mode>_internal): Likewise.
15849 (altivec_vperm_v8hiv16qi): Likewise.
15850 (altivec_vperm_<mode>v16q): Likewise.
15851 (altivec_vperm_<mode>_uns): Likewise.
15852 (vperm_v8hiv4si): Likewise.
15853 (vperm_v16qiv8hi): Likewise.
15855 * doc/md.texi (RS/6000 constraints): Document wo constraint.
15857 2016-01-04 Jakub Jelinek <jakub@redhat.com>
15859 Update copyright years.
15861 * gcc.c (process_command): Update copyright notice dates.
15862 * gcov-dump.c (print_version): Ditto.
15863 * gcov.c (print_version): Ditto.
15864 * gcov-tool.c (print_version): Ditto.
15865 * gengtype.c (create_file): Ditto.
15866 * doc/cpp.texi: Bump @copying's copyright year.
15867 * doc/cppinternals.texi: Ditto.
15868 * doc/gcc.texi: Ditto.
15869 * doc/gccint.texi: Ditto.
15870 * doc/gcov.texi: Ditto.
15871 * doc/install.texi: Ditto.
15872 * doc/invoke.texi: Ditto.
15874 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15876 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
15877 modes larger than TImode as TImode if NEON is not enabled.
15879 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15882 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
15883 mode for %f0-%f31 only if TARGET_FPU.
15885 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15888 * config/sparc/sparc.c (scan_record_type): Take into account subfields
15889 to compute the PACKED_P predicate.
15890 (function_arg_record_value): Minor tweaks.
15892 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15894 * doc/install.texi (--with-multilib-list): Describe the meaning of the
15895 option for arm*-*-* targets.
15897 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
15899 * doc/extend.texi (Common Function Attributes): Move docs for
15900 MSP430-specific attributes to....
15901 (MSP430 Function Attributes): ...here. Delete the redundant
15902 entries and copy-edit the remaining text.
15903 (MSP430 Variable Attributes): Use uniform format for index
15904 entries and add a cross-reference to the corresponding function
15907 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
15909 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
15911 (x86 Options): Likewise.
15913 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15917 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
15918 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
15919 to corresponding attribute.
15921 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15923 * doc/extend.texi (Common Function Attributes) <noplt>: Move
15924 to correct alphabetization of table. Copy-edit and correct
15926 <stack_protect>: Likewise.
15927 <target_clones>: Likewise.
15929 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
15930 Correct punctuation.
15931 (Code Gen Options) <-fno-plt>: Copy-edit.
15933 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
15936 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
15937 SI values. Explicitly convert SI to DI and vice-versa.
15939 2016-01-01 Jakub Jelinek <jakub@redhat.com>
15941 PR tree-optimization/69070
15942 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
15943 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
15946 * ubsan.c (ubsan_instrument_float_cast): Call
15947 initialize_sanitizer_builtins.
15950 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
15952 Copyright (C) 2016 Free Software Foundation, Inc.
15954 Copying and distribution of this file, with or without modification,
15955 are permitted in any medium without royalty provided the copyright
15956 notice and this notice are preserved.