1 2016-06-16 Renlin Li <renlin.li@arm.com>
3 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
5 2016-06-16 Jakub Jelinek <jakub@redhat.com>
8 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
9 (setcc + and peephole2): Likewise.
11 PR rtl-optimization/71532
12 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
15 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
17 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
18 DImode constants with XXSPLTIB in vector registers.
19 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
20 vsx_extract_<mode>_internal{1,2} into a single insn that handles
21 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
22 extraction of the element at the top of the register as a scalar
24 (vsx_extract_<mode>_internal1): Likewise.
25 (vsx_extract_<mode>_internal2): Likewise.
26 * config/rs6000/constraints.md (wi constraint): Remove a comment
27 about DImode not being allowed in Altivec registers.
28 (wB constraint): New constraint for constants that can be
29 generated in Altivec registers with VSPLTISW/VUPKHSW.
30 * config/rs6000/predicates.md (xxspltib_constant_split): Update
32 (xxspltib_constant_nosplit): Likewise.
33 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
34 support for -mupper-regs-di to enable DImode to go into Altivec
36 (POWERPC_MASKS): Likewise.
37 (power7 cpu): Likewise.
38 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
39 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
40 for DImode being allowed in Altivec registers. Update wi/wj
41 constraints. Set scalar_in_vmx_p flag.
42 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
43 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
44 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
45 (rs6000_opt_masks): Add -mupper-regs-di.
46 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
47 direct move to use wi and not wj.
49 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
51 (floatunssi<mode>2_lfiwzx_mem): Likewise.
52 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
53 any VSX register, instead of just Altivec registers, to allow
54 either operand to be an Altivec register or both.
55 (fixuns_trunc<mode>di2_fctiduz): Likewise.
56 (movdi_internal32): Add support for -mupper-regs-di. Add support
57 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
58 the alternatives and attributes to be lined up to be easier to
60 (movdi_internal64): Likewise.
61 (64-bit DImode splitters): Change predicates to only split loading
62 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
63 load constants in ISA 3.0 or ISA 2.07 respectively.
64 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
65 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
66 mention -mcpu=power9 sets these options.
67 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
70 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
73 * config/avr/avr.c (avr_set_current_function): Warn misspelled
74 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
75 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
76 by default to warn misspelled interrupt/ signal handler.
77 * doc/invoke.texi (AVR Options): Document it. Update description
78 for -nodevicelib option.
80 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
82 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
83 up parentheses. Use GET_MODE_UNIT_BITSIZE.
84 (aarch64_<sur>shll2_n<mode>): Likewise.
86 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
89 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
90 DECL_CONTEXT for copied arguments.
92 2016-06-15 Alan Hayward <alan.hayward@arm.com>
94 PR tree-optimization/71483
95 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
98 2016-06-15 Martin Liska <mliska@suse.cz>
100 * predict.c (tree_predict_by_opcode): Call predict_edge_def
101 instead of predict_edge w/o a probability.
103 2016-06-15 Alan Hayward <alan.hayward@arm.com>
105 PR tree-optimization/71439
106 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
109 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
111 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
112 register subregs in SET_SRC.
114 2016-06-15 Richard Biener <rguenther@suse.de>
116 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
119 2016-06-15 Richard Biener <rguenther@suse.de>
121 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
122 not consider dependences between accesses that belong to the
124 (vect_analyze_data_ref_dependences): Do not analyze read-read
127 2016-06-14 David Malcolm <dmalcolm@redhat.com>
129 * spellcheck-tree.c: Include spellcheck-tree.h rather than
131 (find_closest_identifier): Reimplement in terms of
132 best_match<tree,tree>.
133 * spellcheck-tree.h: New file.
134 * spellcheck.c (struct edit_distance_traits<const char *>): New
136 (find_closest_string): Reimplement in terms of
137 best_match<const char *, const char *>.
138 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
139 overload to spellcheck-tree.h.
140 (find_closest_identifier): Likewise.
141 (struct edit_distance_traits<T>): New template.
142 (class best_match): New class.
144 2016-06-14 David Malcolm <dmalcolm@redhat.com>
146 * selftest-run-tests.c (selftest::run_tests): Call
147 selftest::spellcheck_tree_c_tests.
148 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
149 * spellcheck-tree.c: Include selftest.h and stringpool.h.
150 (selftest::test_find_closest_identifier): New function.
151 (selftest::spellcheck_tree_c_tests): New function.
152 * spellcheck.c (selftest::test_find_closest_string): Verify that
153 the order of the vec does not affect the results for this case.
154 (selftest::test_data): New array.
155 (selftest::test_metric_conditions): New function.
156 (selftest::spellcheck_c_tests): Add a test of case-comparison.
157 Call selftest::test_metric_conditions.
159 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
161 * config/rs6000/rs6000-builtin.def (commentary): Typo.
162 (BU_P9_MISC_1): Likewise.
163 (BU_P9_64BIT_MISC_0): Likewise.
164 (BU_P9_MISC_0): Likewise.
166 2016-06-14 David Malcolm <dmalcolm@redhat.com>
168 * gcc-rich-location.c
169 (gcc_rich_location::add_fixit_misspelled_id): New method.
170 * gcc-rich-location.h
171 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
173 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
175 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
176 FreeBSD 11 and above.
178 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
180 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
182 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
184 * expmed.h: Close parenthesis in "at your option" in copyright
186 * lower-subreg.h: Likewise.
188 2016-06-14 Richard Biener <rguenther@suse.de>
191 * genmatch.c (expr::gen_transform): Use in_type for comparisons
194 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
196 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
198 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
200 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
202 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
203 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
205 2016-06-14 Richard Biener <rguenther@suse.de>
207 PR tree-optimization/71522
208 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
209 copying into float copying.
211 2016-06-14 Jakub Jelinek <jakub@redhat.com>
213 PR tree-optimization/71520
214 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
215 (replace_block_by): Move user labels from bb1 to bb2.
217 2016-06-14 Richard Biener <rguenther@suse.de>
221 * expr.h (get_bit_range): Declare.
222 * expr.c (get_bit_range): Export.
223 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
224 word_mode again to constrain the bitfield access.
226 2016-06-14 Richard Biener <rguenther@suse.de>
228 PR tree-optimization/71521
229 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
230 division int_const_binop against zero divisor.
232 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
234 * config/i386/i386.md (signbittf2): New expander.
235 * config/i386/sse.md (ptesttf2): New insn pattern.
237 2016-06-13 David Malcolm <dmalcolm@redhat.com>
240 * input.c (selftest::test_reading_source_line): Avoid reading from
241 __FILE__ by creating a tempfile with known content and reading
244 2016-06-13 David Malcolm <dmalcolm@redhat.com>
246 * pretty-print.c (assert_pp_format_colored): Skip the test if
248 (test_pp_format): Remove comment about GCC_COLORS.
250 2016-06-13 David Malcolm <dmalcolm@redhat.com>
252 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
253 * pretty-print.c (assert_pp_format_va): Add location param and use
254 it with ASSERT_STREQ_AT.
255 (assert_pp_format): Add location param and pass it to
257 (assert_pp_format_colored): Likewise.
258 (ASSERT_PP_FORMAT_1): New.
259 (ASSERT_PP_FORMAT_2): New.
260 (ASSERT_PP_FORMAT_3): New.
261 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
262 explicitly, or implicitly via the above macros.
263 * selftest.c (selftest::pass): Use a selftest::location rather
265 (selftest::fail): Likewise. Print the function name.
266 (selftest::fail_formatted): Likewise.
267 (selftest::assert_streq): Use a selftest::location rather than
269 * selftest.h (selftest::location): New struct.
270 (SELFTEST_LOCATION): New macro.
271 (selftest::pass): Accept a const location & rather than file
273 (selftest::fail): Likewise.
274 (selftest::fail_formatted): Likewise.
275 (selftest::assert_streq): Likewise.
276 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
277 (ASSERT_FALSE): Likewise.
278 (ASSERT_EQ): Likewise.
279 (ASSERT_NE): Likewise.
280 (ASSERT_STREQ): Likewise.
281 (ASSERT_PRED1): Likewise.
282 (ASSERT_STREQ_AT): New macro.
284 2016-06-13 David Malcolm <dmalcolm@redhat.com>
286 * selftest.c (selftest::fail_formatted): New function.
287 (selftest::assert_streq): New function.
288 * selftest.h (selftests::fail_formatted): New decl.
289 (selftest::assert_streq): New decl.
290 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
292 2016-06-13 Jeff Law <law@redhat.com>
294 PR tree-optimization/71403
295 * tree-ssa-threadbackward.c
296 (convert_and_register_jump_thread_path): No longer accept reference
297 to path. Do not pop items off the path anymore.
298 (fsm_find_control_statement_thread_paths): Do not allow threading
299 to a deeper loop nest. Pop the last item off the path here rather
300 than in convert_and_register_jump_thread_path.
302 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
303 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
305 [AArch64] Emit division using the Newton series
307 * config/aarch64/aarch64-protos.h
308 (cpu_approx_modes): Add new member "division".
309 (aarch64_emit_approx_div): Declare new function.
310 * config/aarch64/aarch64.c
311 (generic_approx_modes): New member "division".
312 (exynosm1_approx_modes): Likewise.
313 (xgene1_approx_modes): Likewise.
314 (aarch64_emit_approx_div): Define new function.
315 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
316 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
317 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
318 * doc/invoke.texi (-mlow-precision-div): Describe new option.
320 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
321 Wilco Dijkstra <wilco.dijkstra@arm.com>
323 [AArch64] Emit square root using the Newton series
325 * config/aarch64/aarch64-protos.h
326 (aarch64_emit_approx_rsqrt): Replace with new function
327 "aarch64_emit_approx_sqrt".
328 (cpu_approx_modes): New member "sqrt".
329 * config/aarch64/aarch64.c
330 (generic_approx_modes): New member "sqrt".
331 (exynosm1_approx_modes): Likewise.
332 (xgene1_approx_modes): Likewise.
333 (aarch64_emit_approx_rsqrt): Replace with new function
334 "aarch64_emit_approx_sqrt".
335 (aarch64_override_options_after_change_1): Handle new option.
336 * config/aarch64/aarch64-simd.md
337 (rsqrt<mode>2): Use new function instead.
338 (sqrt<mode>2): New expansion and insn definitions.
339 * config/aarch64/aarch64.md: Likewise.
340 * config/aarch64/aarch64.opt
341 (mlow-precision-sqrt): Add new option description.
342 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
344 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
346 [AArch64] Add more choices for the reciprocal square root approximation
348 Allow a target to prefer such operation depending on the operation mode.
350 * config/aarch64/aarch64-protos.h
351 (AARCH64_APPROX_MODE): New macro.
352 (AARCH64_APPROX_{NONE,ALL}): Likewise.
353 (cpu_approx_modes): New structure.
354 (tune_params): New member "approx_modes".
355 * config/aarch64/aarch64-tuning-flags.def
356 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
357 * config/aarch64/aarch64.c
358 (generic_approx_modes): New core "cpu_approx_modes" structure.
359 (exynosm1_approx_modes): Likewise.
360 (xgene1_approx_modes): Likewise.
361 (generic_tunings): New member "approx_modes".
362 (cortexa35_tunings): Likewise.
363 (cortexa53_tunings): Likewise.
364 (cortexa57_tunings): Likewise.
365 (cortexa72_tunings): Likewise.
366 (exynosm1_tunings): Likewise.
367 (thunderx_tunings): Likewise.
368 (xgene1_tunings): Likewise.
369 (use_rsqrt_p): New argument for the mode and use new member from
371 (aarch64_builtin_reciprocal): Devise mode from builtin.
372 (aarch64_optab_supported_p): New argument for the mode.
373 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
375 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
377 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
378 RS6000_BTM_MODULO flag into the set of flags that are considered
379 to be part of the common configuration.
381 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
383 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
385 (vec_absdb): New macro for vector absolute difference unsigned
387 (vec_absdh): New macro for vector absolute difference unsigned
389 (vec_absdw): New macro for vector absolute difference unsigned word.
390 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
391 (vadu<mode>3): New insn.
392 (*p9_vadu<mode>3): New insn.
393 * config/rs6000/rs6000-builtin.def (vadub): New built-in
395 (vaduh): New built-in definition.
396 (vaduw): New built-in definition.
397 (vadu): New overloaded built-in definition.
398 (vadub): New overloaded built-in definition.
399 (vaduh): New overloaded built-in definition.
400 (vaduw): New overloaded built-in definition.
401 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
402 overloaded vector absolute difference unsigned functions.
403 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
404 the ISA 3.0 vector absolute difference unsigned built-in functions.
406 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
408 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
409 update shared_lookup_references only once after changing operands.
411 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
414 * tree-nested.c (convert_nonlocal_omp_clauses)
415 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
417 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
418 * tree.def (CASE_LABEL_EXPR): Likewise.
420 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
423 * input.c (test_builtins): Fix an assertion.
425 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
427 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
430 (isinf<mode>2): Ditto.
432 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
434 * ggc-tests.c (test_finalization): Only test need_finalization_p
435 for GCC_VERSION >= 4003.
437 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
439 * config/s390/vecintrin.h: Fix file description in comment.
441 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
443 * config/s390/s390-builtin-types.def: Change builtin type naming
444 scheme to match builtin-types.def.
446 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
448 * fold-const.c (optimize_minmax_comparison): Remove.
449 (fold_comparison): Remove call to the above.
450 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
453 2016-06-13 Alan Hayward <alan.hayward@arm.com>
455 PR tree-optimization/71416
456 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
459 2016-06-13 Martin Liska <mliska@suse.cz>
461 * predict.c (enum predictor_reason): Prefix enum with REASON_.
462 (combine_predictions_for_insn): Likewise.
463 (prune_predictions_for_bb): Likewise.
464 (combine_predictions_for_bb): Likewise.
466 2016-06-13 Richard Biener <rguenther@suse.de>
468 PR tree-optimization/71505
469 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
470 assert match comment.
472 2016-06-13 Marek Polacek <polacek@redhat.com>
475 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
476 gimplify_switch_expr.
477 (warn_switch_unreachable_r): New function.
479 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
482 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
485 2016-06-13 Richard Biener <rguenther@suse.de>
488 * fold-const.c (fold_unary_loc): Preserve alignment when
489 folding a VIEW_CONVERT_EXPR into a MEM_REF.
491 2016-06-13 Martin Liska <mliska@suse.cz>
494 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
495 w/ -fsanitize=bounds.
497 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
499 * config/i386/i386.c (ix86_init_builtins): Calculate
500 FLOAT128_FTYPE_CONST_STRING function type only once.
501 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
502 built-in functions are available for x86-32 and x86-64 targets.
504 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
507 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
509 (FLOAT128_FTYPE_CONST_STRING): New function type.
510 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
511 [IX86_BUILTIN_NANSQ]: Ditto.
512 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
513 (ix86_init_builtin_types): Declare const_string_type_node.
514 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
516 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
517 * doc/extend.texi (x86 Built-in Functions): Document
518 __builtin_nanq and __builtin_nansq.
520 2016-06-11 Jiong Wang <jiong.wang@arm.com>
523 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
524 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
525 length for pop patterns.
526 (arm_attr_length_push_multi): Update comments.
527 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
529 (*pop_multiple_with_writeback_and_return): Likewise.
530 (*pop_multiple_with_return): Likewise.
532 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
535 * fold-const.c (optimize_bit_field_compare): Don't try to use
536 word_mode unconditionally for reading the bit field, look at
537 DECL_BIT_FIELD_REPRESENTATIVE instead.
539 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
542 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
545 2016-06-10 Jakub Jelinek <jakub@redhat.com>
548 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
549 without LABEL_DECL, set *handled_ops_p to false instead of true.
551 2016-06-10 Martin Sebor <msebor@redhat.com>
554 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
555 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
556 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
558 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
559 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
560 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
561 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
562 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
563 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
564 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
565 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
567 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
569 * config/arm/arm.h (pool_vector_label,
570 return_used_this_function): Remove.
572 2016-06-10 Jeff Law <law@redhat.com>
574 PR tree-optimization/71335
575 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
576 zero length paths here.
577 (convert_and_register_jump_thread_path): Remove hacks related to
578 duplicated blocks in the jump thread path.
579 (fsm_find_control_statement_thread_paths): Avoid putting the same
580 block on the thread path twice, but ensure the thread path is
581 unchanged from the caller's point of view.
583 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
585 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
586 * predict.def (PRED_LOOP_BRANCH): Remove.
588 2016-06-10 David Malcolm <dmalcolm@redhat.com>
590 * Makefile.in (OBJS): Add ggc-tests.o.
591 (GTFILES): Add ggc-tests.c.
592 * ggc-tests.c: New file.
593 * selftest-run-tests.c (selftest::run_tests): Call
594 selftest::ggc_tests_c_tests.
595 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
597 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
599 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
601 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
604 * varasm.c (place_block_symbol): Adjust alignment for asan protected
605 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
607 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
609 * profile.c: Include cfgloop.h.
610 (branch_prob): Compute estimated number of iterations.
611 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
612 recompute estimate number of iterations from profile.
614 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
617 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
618 must be grouped on top of stack. Don't force early clobber
619 on ordinary reg outputs.
621 2016-06-10 Richard Biener <rguenther@suse.de>
623 * targhooks.c (default_builtin_vectorization_cost): Adjust
626 2016-06-10 Richard Biener <rguenther@suse.de>
628 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
629 to fold the RHS to a constant if possible.
631 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
634 * tree-nested.c (convert_nonlocal_omp_clauses)
635 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
636 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
637 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
639 * gimplify.c (gimplify_adjust_omp_clauses): Discard
641 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
643 * omp-low.c (scan_sharing_clauses): Don't expect
646 2016-06-10 Alan Hayward <alan.hayward@arm.com>
648 PR tree-optimization/71407
649 PR tree-optimization/71416
650 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
653 2016-06-10 Richard Biener <rguenther@suse.de>
656 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
658 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
660 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
662 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
663 Jiong Wang <jiong.wang@arm.com>
665 PR rtl-optimization/70751
666 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
669 2016-06-09 Jonathan Yong <10walls@gmail.com>
672 2015-09-21 Jonathan Yong <10walls@gmail.com>
674 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
675 sysroot/usr/lib/32api for additional win32 libraries,
676 fixes failing Cygwin bootstrapping.
678 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
680 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
683 2016-06-09 David Malcolm <dmalcolm@redhat.com>
686 * pretty-print.c (pp_indent): Specify that %p is printed in a
687 host-dependent manner.
688 (test_pp_format): Remove the test for %p.
690 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
692 * config/mips/mips.c (mips_output_jump): Fix formatting.
694 2016-06-09 Richard Biener <rguenther@suse.de>
696 PR tree-optimization/71462
697 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
700 2016-06-09 Martin Liska <mliska@suse.cz>
702 * predict.c (dump_prediction): Add new argument.
703 (enum predictor_reason): New enum.
704 (struct predictor_hash): New struct.
705 (predictor_hash::hash): New function.
706 (predictor_hash::equal): Likewise.
707 (not_removed_prediction_p): New function.
708 (prune_predictions_for_bb): Likewise.
709 (combine_predictions_for_bb): Prune predictions.
711 2016-06-09 Martin Liska <mliska@suse.cz>
713 * predict.c (filter_predictions): New function.
714 (remove_predictions_associated_with_edge): Use the filter
716 (equal_edge_p): New function.
718 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
720 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
721 Correct usage of @samp vs @option, add @samp where appropriate.
722 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
723 Add armv6s-m and document it, as it is no official ARM name.
725 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
727 * ifcvt.c (struct noce_if_info): Add transform_name field.
728 (noce_try_move): Set if_info->transform_name to the function name.
729 (noce_try_ifelse_collapse): Likewise.
730 (noce_try_store_flag): Likewise.
731 (noce_try_inverse_constants): Likewise.
732 (noce_try_store_flag_constants): Likewise.
733 (noce_try_addcc): Likewise.
734 (noce_try_store_flag_mask): Likewise.
735 (noce_try_cmove): Likewise.
736 (noce_try_cmove_arith): Likewise.
737 (noce_try_minmax): Likewise.
738 (noce_try_abs): Likewise.
739 (noce_try_sign_mask): Likewise.
740 (noce_try_bitop): Likewise.
741 (noce_convert_multiple_sets): Likewise.
742 (noce_process_if_block): Print if_info->transform_name to
743 dump_file if transformation succeeded.
745 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
747 * config/arm/cortex-a57.md (cortex_a57_alu):
750 2016-06-08 Martin Sebor <msebor@redhat.com>
751 Jakub Jelinek <jakub@redhat.com>
755 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
756 BUILT_IN_MUL_OVERFLOW_P): New builtins.
757 * builtins.c: Include gimple-fold.h.
758 (fold_builtin_arith_overflow): Handle
759 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
760 (fold_builtin_3): Likewise.
761 * doc/extend.texi (Integer Overflow Builtins): Document
762 __builtin_{add,sub,mul}_overflow_p.
764 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
766 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
767 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
769 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
771 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
772 Rewrite, looking one level down for records and arrays.
774 2016-06-08 David Malcolm <dmalcolm@redhat.com>
776 * pretty-print.c: Include "selftest.h".
777 (pp_format): Fix comment.
778 (identifier_to_locale): Likewise.
779 (selftest::test_basic_printing): New function.
780 (selftest::assert_pp_format): New function.
781 (selftest::test_pp_format): New function.
782 (selftest::pretty_print_c_tests): New function.
783 * selftest-run-tests.c (selftest::run_tests): Call
784 selftest::pretty_print_c_tests.
785 * selftest.h (pretty_print_c_tests): New declaration.
787 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
789 * invoke.texi (max-loop-headers-insns): Document.
790 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
791 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
792 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
794 2016-06-08 Richard Biener <rguenther@suse.de>
796 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
797 on strided SLP loads and fall back to scalar loads in case
800 2016-06-08 Richard Biener <rguenther@suse.de>
802 PR tree-optimization/71452
803 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
804 type used for the SSA rewrite has enough precision to cover
805 the dynamic type of the location.
807 2016-06-08 Jakub Jelinek <jakub@redhat.com>
808 Richard Biener <rguenther@suse.de>
811 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
812 the same as DECL_P (base0) for indirect_base0. Use equality_code
813 in one further place.
815 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
817 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
818 to one word if the field is known to overlap other words.
819 (extract_bit_field_1): Likewise.
820 (store_split_bit_field): Remove compensating code.
821 (extract_split_bit_field): Likewise.
823 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
827 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
829 2016-06-08 Jiong Wang <jiong.wang@arm.com>
831 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
833 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
834 (arch64_addpv4sf): Delete.
835 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
836 "gen_aarch64_addpv4sf".
837 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
839 (vpadds_f32): Likewise.
840 (vpaddq_f32): Likewise.
841 (vpaddq_f64): Likewise.
843 2016-06-08 Jiong Wang <jiong.wang@arm.com>
845 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
847 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
848 to VALLF. Rename to "fabd<mode>3".
849 "*fabd_scalar<mode>3): Delete.
850 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
852 (vabdd_f64): Likewise.
853 (vabd_f32): Likewise.
854 (vabd_f64): Likewise.
855 (vabdq_f32): Likewise.
856 (vabdq_f64): Likewise.
858 2016-06-08 Jiong Wang <jiong.wang@arm.com>
860 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
862 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
863 "aarch64_rsqrts<mode>".
864 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
865 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
867 (vrsqrtsd_f64): Likewise.
868 (vrsqrts_f32): Likewise.
869 (vrsqrts_f64): Likewise.
870 (vrsqrtsq_f32): Likewise.
871 (vrsqrtsq_f64): Likewise.
873 2016-06-08 Jiong Wang <jiong.wang@arm.com>
875 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
877 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
878 "aarch64_rsqrte<mode>".
879 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
880 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
882 (vrsqrted_f64): Likewise.
883 (vrsqrte_f32): Likewise.
884 (vrsqrte_f64): Likewise.
885 (vrsqrteq_f32): Likewise.
886 (vrsqrteq_f64): Likewise.
888 2016-06-08 Jiong Wang <jiong.wang@arm.com>
890 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
894 * config/aarch64/aarch64-simd.md
895 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
896 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
897 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
899 (vcvt_n_f32_u32): Likewise.
900 (vcvt_n_s32_f32): Likewise.
901 (vcvt_n_u32_f32): Likewise.
902 (vcvtq_n_f32_s32): Likewise.
903 (vcvtq_n_f32_u32): Likewise.
904 (vcvtq_n_f64_s64): Likewise.
905 (vcvtq_n_f64_u64): Likewise.
906 (vcvtq_n_s32_f32): Likewise.
907 (vcvtq_n_s64_f64): Likewise.
908 (vcvtq_n_u32_f32): Likewise.
909 (vcvtq_n_u64_f64): Likewise.
910 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
911 (VSDQ_SDI): Likewise.
912 (fcvt_target): Support V4DI, V4SI and V2SI.
913 (FCVT_TARGET): Likewise.
915 2016-06-08 Jiong Wang <jiong.wang@arm.com>
917 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
918 (TYPES_BINOP_SUS): Likewise.
919 (aarch64_simd_builtin_data): Update include file name.
920 (aarch64_builtins): Likewise.
921 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
922 for conversion between scalar float-point and fixed-point.
926 * config/aarch64/aarch64.md
927 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
928 pattern for conversion between scalar float to fixed-pointer.
929 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
930 (UNSPEC_FCVTZS): New UNSPEC enumeration.
931 (UNSPEC_FCVTZU): Likewise.
932 (UNSPEC_SCVTF): Likewise.
933 (UNSPEC_UCVTF): Likewise.
934 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
936 (vcvtd_n_f64_u64): Likewise.
937 (vcvtd_n_s64_f64): Likewise.
938 (vcvtd_n_u64_f64): Likewise.
939 (vcvtd_n_f32_s32): Likewise.
940 (vcvts_n_f32_u32): Likewise.
941 (vcvtd_n_s32_f32): Likewise.
942 (vcvts_n_u32_f32): Likewise.
943 * config/aarch64/iterators.md (fcvt_target): Support integer to float
945 (FCVT_TARGET): Likewise.
946 (FCVT_FIXED2F): New iterator.
947 (FCVT_F2FIXED): Likewise.
948 (fcvt_fixed_insn): New define_int_attr.
950 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
952 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
953 some statements was removed.
955 2016-06-08 Alan Hayward <alan.hayward@arm.com>
957 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
958 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
959 (vect_can_advance_ivs_p): likewise.
960 (vect_update_ivs_after_vectorizer): likewise.
961 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
962 (vect_analyze_scalar_cycles_1): likewise.
963 (vect_analyze_loop_operations): likewise.
964 (report_vect_op): likewise.
965 (vect_is_slp_reduction): likewise.
966 (vect_is_simple_reduction): likewise.
967 (get_initial_def_for_induction): likewise.
968 (vect_transform_loop): likewise.
969 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
970 (vect_recog_sad_pattern): likewise.
971 (vect_recog_widen_sum_pattern): likewise.
972 (vect_recog_widening_pattern): likewise.
973 (vect_recog_divmod_pattern): likewise.
974 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
975 (vect_analyze_slp_instance): likewise.
976 (vect_transform_slp_perm_load): likewise.
977 (vect_schedule_slp_instance): likewise.
979 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
981 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
982 (return_prediction): PRED_CONST_RETURN predict return as not taken.
983 * predict.def (PRED_CONTINUE): Change hitrate 50->67
984 (PRED_LOOP_BRANCH): Document predictor as broken.
985 (PRED_LOOP_EXIT): Change hitrate 91->92.
986 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
987 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
988 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
989 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
990 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
991 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
992 (PRED_CALL): Chane hitrate 71->67.
993 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
994 (PRED_GOTO): Document as unused right now.
995 (PRED_CONST_RETURN): Change hitrate 67->69
996 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
997 (PRED_NULL_RETURN): Change hitrate 91->90.
998 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
999 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1000 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1002 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1004 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1005 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1006 special case Altivec builtin.
1007 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1008 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1009 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1010 code for ALTIVEC_BUILTIN_VEC_MUL.
1011 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1012 for __builtin_vec_mul.
1014 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1016 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1019 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1021 * spellcheck.c (selftest::test_find_closest_string): New function.
1022 (spellcheck_c_tests): Call the above.
1024 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1026 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1028 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1030 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1031 Yv=Yv,C alternatives.
1033 2016-06-07 Richard Biener <rguenther@suse.de>
1036 * common.opt (ffast-math): Make Optimization.
1038 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1039 Prachi Godbole <prachi.godbole@imgtec.com>
1041 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1042 `fabs' and `fneg' type attributes.
1043 (p5600_fpu_fabs): Add `fmove' to the comment.
1045 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1047 * gimple.c: Include builtins.h
1048 (gimple_inexpensive_call_p): New function.
1049 * gimple.h (gimple_inexpensive_call_p): Declare.
1050 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1051 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1054 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1056 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1057 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1058 warning_at_rich_loc, warning_n, pedwarn, permerror,
1059 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1060 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1063 2016-06-07 Richard Biener <rguenther@suse.de>
1065 PR tree-optimization/71428
1066 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1067 BIT_FIELD_REF op vs. load.
1069 2016-06-07 Richard Biener <rguenther@suse.de>
1072 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1075 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1077 * config/pa/pa.md (call): Generate indirect long calls to non-local
1078 functions on TARGET_64BIT.
1079 (call_value): Likewise.
1081 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1083 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1084 pattern and subsequent splitters.
1085 (call_val_reg_64bit_post_reload): Likewise.
1087 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1090 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1091 propagate_op_to_single_use.
1093 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1096 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1098 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1100 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1101 (enum x86_dirflag_state): New enum.
1102 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1103 (machine_function): Remove needs_cld.
1104 (ix86_current_function_needs_cld): Remove.
1105 * config/i386/i386.c (ix86_set_func_type): Set
1106 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1107 (ix86_expand_prologue): Do not emit CLD here.
1108 (ix86_dirflag_mode_needed): New function.
1109 (ix86_dirflag_mode_entry): Ditto.
1110 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1111 (ix86_mode_after): Ditto.
1112 (ix86_mode_entry): Ditto.
1113 (ix86_mode_exit): Ditto.
1114 (ix86_emit_mode_set): Ditto.
1115 * config/i386/i386.md (strmov_singleop): Set
1116 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1117 Do not set ix86_current_function_needs_cld.
1119 (strset_singleop): Ditto.
1121 (cmpstrnqi_nz_1): Ditto.
1122 (cmpstrnqi_1): Ditto.
1123 (strlenqi_1): Ditto.
1125 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1127 PR tree-optimization/71259
1128 * tree-vect-slp.c (vect_get_constant_vectors): For
1129 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1130 one for constant op, and use COND_EXPR for non-constant.
1132 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1134 * Makefile.in (OBJS): Add function-tests.o,
1135 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1136 selftest-run-tests.o.
1137 (OBJS-libcommon): Add selftest.o.
1138 (OBJS-libcommon-target): Add selftest.o.
1139 (all.internal): Add "selftest".
1140 (all.cross): Likewise.
1141 (selftest): New phony target.
1142 (s-selftest): New target.
1143 (selftest-gdb): New phony target.
1144 (COLLECT2_OBJS): Add selftest.o.
1145 * bitmap.c: Include "selftest.h".
1146 (selftest::test_gc_alloc): New function.
1147 (selftest::test_set_range): New function.
1148 (selftest::test_clear_bit_in_middle): New function.
1149 (selftest::test_copying): New function.
1150 (selftest::test_bitmap_single_bit_set_p): New function.
1151 (selftest::bitmap_c_tests): New function.
1152 * common.opt (fself-test): New.
1153 * diagnostic-show-locus.c: Include "selftest.h".
1154 (make_range): New function.
1155 (test_range_contains_point_for_single_point): New function.
1156 (test_range_contains_point_for_single_line): New function.
1157 (test_range_contains_point_for_multiple_lines): New function.
1158 (assert_eq): New function.
1159 (test_get_line_width_without_trailing_whitespace): New function.
1160 (selftest::diagnostic_show_locus_c_tests): New function.
1161 * et-forest.c: Include "selftest.h".
1162 (selftest::test_single_node): New function.
1163 (selftest::test_simple_tree): New function.
1164 (selftest::test_disconnected_nodes): New function.
1165 (selftest::et_forest_c_tests): New function.
1166 * fold-const.c: Include "selftest.h".
1167 (selftest::assert_binop_folds_to_const): New function.
1168 (selftest::assert_binop_folds_to_nonlvalue): New function.
1169 (selftest::test_arithmetic_folding): New function.
1170 (selftest::fold_const_c_tests): New function.
1171 * function-tests.c: New file.
1172 * gimple.c: Include "selftest.h".
1173 Include "gimple-pretty-print.h".
1174 (selftest::verify_gimple_pp): New function.
1175 (selftest::test_assign_single): New function.
1176 (selftest::test_assign_binop): New function.
1177 (selftest::test_nop_stmt): New function.
1178 (selftest::test_return_stmt): New function.
1179 (selftest::test_return_without_value): New function.
1180 (selftest::gimple_c_tests): New function.
1181 * hash-map-tests.c: New file.
1182 * hash-set-tests.c: New file.
1183 * input.c: Include "selftest.h".
1184 (selftest::assert_loceq): New function.
1185 (selftest::test_accessing_ordinary_linemaps): New function.
1186 (selftest::test_unknown_location): New function.
1187 (selftest::test_builtins): New function.
1188 (selftest::test_reading_source_line): New function.
1189 (selftest::input_c_tests): New function.
1190 * rtl-tests.c: New file.
1191 * selftest-run-tests.c: New file.
1192 * selftest.c: New file.
1193 * selftest.h: New file.
1194 * spellcheck.c: Include "selftest.h".
1195 (selftest::levenshtein_distance_unit_test_oneway): New function,
1196 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1197 (selftest::levenshtein_distance_unit_test): Likewise.
1198 (selftest::spellcheck_c_tests): Likewise.
1199 * toplev.c: Include selftest.h.
1200 (toplev::run_self_tests): New.
1201 (toplev::main): Handle -fself-test.
1202 * toplev.h (toplev::run_self_tests): New.
1203 * tree.c: Include "selftest.h".
1204 (selftest::test_integer_constants): New function.
1205 (selftest::test_identifiers): New function.
1206 (selftest::test_labels): New function.
1207 (selftest::tree_c_tests): New function.
1208 * tree-cfg.c: Include "selftest.h".
1209 (selftest::push_fndecl): New function.
1210 (selftest::test_linear_chain): New function.
1211 (selftest::test_diamond): New function.
1212 (selftest::test_fully_connected): New function.
1213 (selftest::tree_cfg_c_tests): New function.
1214 * vec.c: Include "selftest.h".
1215 (selftest::safe_push_range): New function.
1216 (selftest::test_quick_push): New function.
1217 (selftest::test_safe_push): New function.
1218 (selftest::test_truncate): New function.
1219 (selftest::test_safe_grow_cleared): New function.
1220 (selftest::test_pop): New function.
1221 (selftest::test_safe_insert): New function.
1222 (selftest::test_ordered_remove): New function.
1223 (selftest::test_unordered_remove): New function.
1224 (selftest::test_block_remove): New function.
1225 (selftest::reverse_cmp): New function.
1226 (selftest::test_qsort): New function.
1227 (selftest::vec_c_tests): New function.c.
1228 * wide-int.cc: Include selftest.h and wide-int-print.h.
1229 (selftest::from_int <wide_int>): New function.
1230 (selftest::from_int <offset_int>): New function.
1231 (selftest::from_int <widest_int>): New function.
1232 (selftest::assert_deceq): New function.
1233 (selftest::assert_hexeq): New function.
1234 (selftest::test_printing <VALUE_TYPE>): New function template.
1235 (selftest::test_ops <VALUE_TYPE>): New function template.
1236 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1237 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1239 (selftest::wide_int_cc_tests): New function.
1241 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1244 * ifcvt.c (noce_try_ifelse_collapse): New function.
1246 (noce_process_if_block): Call noce_try_ifelse_collapse.
1247 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1248 (simplify_ternary_operation): Use the above to simplify
1249 conditional CLZ/CTZ expressions.
1251 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1254 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1255 define_insn_and_split.
1257 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1260 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1262 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1265 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1266 Implicitly clobber memory for basic asm with non-empty assembler
1267 string. Use targetm.md_asm_adjust also here.
1268 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1269 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
1270 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
1271 non-empty assembler string.
1272 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
1273 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
1274 (decode_asm_operands): Handle basic asm in PARALLEL block.
1275 (extract_insn): Handle basic asm in PARALLEL block.
1276 * doc/extend.texi: Mention new behavior of basic asm.
1277 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
1278 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
1279 branch_needs_nop_p): Use asm_noperands.
1281 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1283 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
1284 Include the M7 SPARC DFA scheduler.
1285 New attribute v3pipe.
1286 Annotate insns with v3pipe where appropriate.
1287 Define cpu_feature vis4.
1288 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
1289 Add (V8QI "8") to vbits.
1290 Add insns {add,sub}v8qi3
1291 Add insns ss{add,sub}v8qi3
1292 Add insns us{add,sub}{v8qi,v4hi}3
1293 Add insns {min,max}{v8qi,v4hi,v2si}3
1294 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
1295 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
1296 * config/sparc/niagara4.md: Add a comment explaining the
1297 discrepancy between the documented latenty numbers and the
1299 * config/sparc/niagara7.md: New file.
1300 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
1301 supports SPARC5 and VIS 4.0 instructions.
1302 * configure: Regenerate.
1303 * config.in: Likewise.
1304 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
1305 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
1306 TARGET_CPU_niagara7.
1307 (ASM_CPU64_DEFAULT_SPEC): Likewise.
1308 (CPP_CPU_SPEC): Handle niagara7.
1309 (ASM_CPU_SPEC): Likewise.
1310 * config/sparc/sparc-opts.h (processor_type): Add
1312 (mvis4): New option.
1313 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
1314 (AS_NIAGARA7_FLAG): Define.
1315 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
1316 (CPP_CPU64_DEFAULT_SPEC): Likewise.
1317 (CPP_CPU_SPEC): Handle niagara7.
1318 (ASM_CPU_SPEC): Likewise.
1319 * config/sparc/sparc.c (niagara7_costs): Define.
1320 (sparc_option_override): Handle niagara7 and adjust cache-related
1321 parameters with better values for niagara cpus. Also support VIS4.
1322 (sparc32_initialize_trampoline): Likewise.
1323 (sparc_use_sched_lookahead): Likewise.
1324 (sparc_issue_rate): Likewise.
1325 (sparc_register_move_cost): Likewise.
1326 (dump_target_flag_bits): Support VIS4.
1327 (sparc_vis_init_builtins): Likewise.
1328 (sparc_builtins): Likewise.
1329 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
1331 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
1333 * config/sparc/sparc.opt (sparc_processor_type): New value
1335 * config/sparc/visintrin.h (__attribute__): Prototypes for the
1337 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
1339 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
1342 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
1344 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
1346 2016-06-06 Richard Biener <rguenther@suse.de>
1348 PR tree-optimization/71398
1349 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
1352 2016-06-05 James Bowman <james.bowman@ftdichip.com>
1354 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
1355 ft32_expand_prolog, ft32_expand_epilogue):
1356 Handle pretend_args.
1357 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
1358 * config/ft32/ft32.md: Add pretend_returner.
1360 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
1363 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1364 Copy op1 RTX to avoid invalid sharing.
1365 (ix86_expand_vector_move_misalign): Ditto.
1367 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
1369 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
1372 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1374 * predict.c (predicted_by_loop_heuristics_p): New function.
1375 (predict_iv_comparison): Use it.
1376 (predict_loops): Walk from innermost loops; do not predict edges
1377 leaving multiple loops multiple times; implement
1378 PRED_LOOP_ITERATIONS_MAX heuristics.
1379 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
1381 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1383 * cfg.c (check_bb_profile): Do not report mismatched profiles when
1384 only edges out of BB are EH edges.
1386 2016-06-04 Martin Sebor <msebor@redhat.com>
1387 Marcin Baczyński <marbacz@gmail.com>
1390 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
1391 a void expression in a void function.
1393 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1395 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
1396 aux; dump reasons of decisions.
1397 (should_duplicate_loop_header_p): Likewise.
1398 (do_while_loop_p): Likewise.
1399 (ch_base::copy_headers): Dump asi num insns duplicated.
1401 2016-06-04 Jakub Jelinek <jakub@redhat.com>
1403 PR tree-optimization/71405
1404 * tree-ssa.c (execute_update_addresses_taken): For clobber with
1405 incompatible type, build a new clobber with the right type instead
1406 of building a VIEW_CONVERT_EXPR around it.
1408 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1410 PR tree-optimization/52171
1411 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
1412 by_pieces_ninsns instead of move_by_pieces_ninsns.
1414 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1416 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
1417 for reg+reg addressing mode.
1419 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1421 * rs6000-c.c (c/c-tree.h): Add #include.
1422 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
1423 in C++ when found in the base position of vec_ld or vec_st.
1425 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1427 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
1428 use of profile unless profile status is PROFILE_READ.
1429 * profile.c (compute_branch_probabilities): Set profile status
1430 only after reporting predictor hitrates.
1432 2016-06-03 Joseph Myers <joseph@codesourcery.com>
1436 * common.opt (ffp-int-builtin-inexact): New option.
1437 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
1438 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
1439 (ceil@var{m}2): Document dependence on this option.
1440 * ipa-inline-transform.c (inline_call): Handle
1441 flag_fp_int_builtin_inexact.
1442 * ipa-inline.c (can_inline_edge_p): Likewise.
1443 * config/i386/i386.md (rintxf2): Do not test
1444 flag_unsafe_math_optimizations.
1445 (rint<mode>2_frndint): New define_insn.
1446 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
1447 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
1448 for 387 instead of extending and truncating.
1449 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
1450 !flag_trapping_math instead of flag_unsafe_math_optimizations.
1451 Change to frndint<mode>2_<rounding>.
1452 (frndintxf2_<rounding>_i387): Likewise. Change to
1453 frndint<mode>2_<rounding>_i387.
1454 (<rounding_insn>xf2): Likewise.
1455 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
1456 !flag_trapping_math instead of flag_unsafe_math_optimizations for
1457 x87. Test TARGET_ROUND || !flag_trapping_math ||
1458 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
1459 SSE. Use ROUND_NO_EXC in constant operand of
1460 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
1461 for 387 instead of extending and truncating.
1463 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
1464 Julia Koval <julia.koval@intel.com>
1476 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
1477 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
1478 all registers, except for function return registers if there are
1479 no caller-saved registers.
1480 (ix86_set_func_type): New function.
1481 (ix86_set_current_function): Call ix86_set_func_type to set
1482 no_caller_saved_registers and func_type. Call reinit_regs if
1483 caller-saved registers are changed. Don't allow MPX, SSE, MMX
1484 nor x87 instructions in interrupt handler nor function with
1485 no_caller_saved_registers attribute.
1486 (ix86_function_ok_for_sibcall): Return false if there are no
1487 caller-saved registers.
1488 (type_natural_mode): Don't warn ABI change for MMX in interrupt
1490 (ix86_function_arg_advance): Skip for callee in interrupt handler.
1491 (ix86_function_arg): Return special arguments in interrupt handler.
1492 (ix86_promote_function_mode): Promote pointer to word_mode only
1493 for normal functions.
1494 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
1496 (ix86_epilogue_uses): New function.
1497 (ix86_hard_regno_scratch_ok): Likewise.
1498 (ix86_save_reg): Preserve all registers in interrupt handler
1499 after reload. Preserve all registers, except for function return
1500 registers, if there are no caller-saved registers after reload.
1501 (find_drap_reg): Always use callee-saved register if there are
1502 no caller-saved registers.
1503 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
1504 for interrupt handler.
1505 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
1506 Emit cld instruction if stringops are used in interrupt handler
1507 or interrupt handler isn't a leaf function.
1508 (ix86_expand_epilogue): Generate interrupt return for interrupt
1509 handler and pop the 'ERROR_CODE' off the stack before interrupt
1510 return in exception handler.
1511 (ix86_expand_call): Disallow calling interrupt handler directly.
1512 If there are no caller-saved registers, mark all registers that
1513 are clobbered by the call which returns as clobbered.
1514 (ix86_handle_no_caller_saved_registers_attribute): New function.
1515 (ix86_handle_interrupt_attribute): Likewise.
1516 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
1518 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
1519 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
1520 accumulation in interrupt function if stack may be realigned to
1522 (EPILOGUE_USES): New.
1523 (function_type): New enum.
1524 (machine_function): Add func_type and no_caller_saved_registers.
1525 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
1526 (interrupt_return): New pattern.
1527 * doc/extend.texi: Document x86 interrupt and
1528 no_caller_saved_registers attributes.
1530 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
1532 PR tree-optimization/52171
1533 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
1534 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
1535 Look for constant strings. Move some code to emit_block_cmp_hints
1537 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
1538 * defaults.h (COMPARE_MAX_PIECES): New macro.
1539 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
1540 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
1541 (clear_by_pieces_1): Don't declare. Move definition before use.
1542 (can_do_by_pieces): New static function.
1543 (can_move_by_pieces): Use it. Return bool.
1544 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
1545 OP. All callers changed. Handle COMPARE_BY_PIECES.
1546 (class pieces_addr); New.
1547 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
1548 pieces_addr::adjust, pieces_addr::increment_address,
1549 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
1551 (class op_by_pieces_d): New.
1552 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
1554 (class move_by_pieces_d, class compare_by_pieces_d,
1555 class store_by_pieces_d): New subclasses of op_by_pieces_d.
1556 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
1557 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
1558 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
1559 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
1560 compare_by_pieces_d::finish_mode): New member functions.
1561 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
1563 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
1564 (emit_block_cmp_hints): New function.
1565 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
1566 use the newly defined classes.
1567 * expr.h (by_pieces_constfn): New typedef.
1568 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
1569 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
1570 (move_by_pieces_ninsns): Don't declare.
1571 (can_move_by_pieces): Change return value to bool.
1572 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
1573 (compare_by_pieces_branch_ratio): New hook.
1574 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
1575 (by_pieces_ninsns): Declare.
1576 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
1578 (default_compare_by_pieces_branch_ratio): New function.
1579 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
1580 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
1581 * doc/tm.texi: Regenerate.
1582 * tree-ssa-strlen.c: Include "builtins.h".
1583 (handle_builtin_memcmp): New static function.
1584 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
1585 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
1587 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1589 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
1590 relevant stmts which are simple and invariant.
1591 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
1592 instead of simple and invariant
1594 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1596 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
1597 (vectorizable_reduction): Check for new relevant state.
1598 (vectorizable_live_operation): vectorize live stmts using
1599 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
1600 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
1601 (vect_stmt_relevant_p): Check for stmts which are only used live.
1602 (process_use): Use of a stmt does not inherit it's live value.
1603 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
1604 (vect_analyze_stmt): Check for new relevant state.
1605 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
1606 outside the loop, but not inside it.
1608 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1610 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
1611 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
1612 (vect_get_vec_def_for_operand): Split out code.
1614 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1616 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
1618 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1620 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
1622 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1624 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
1626 2016-06-03 Jakub Jelinek <jakub@redhat.com>
1629 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
1630 to noreturn e->callee->decl that has void return type and void
1631 arguments, adjust gimple_call_fntype and remove lhs even if it had
1632 previously addressable type.
1634 2016-06-02 Jeff Law <law@redhat.com>
1636 PR tree-optimization/71328
1637 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
1638 error when checking for a jump back onto the copied path.
1640 2016-06-02 David Malcolm <dmalcolm@redhat.com>
1642 * config/microblaze/microblaze.c (get_branch_target): Add return
1643 NULL_RTX for the non-CALL_P case.
1644 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
1645 (insert_wic): Remove unused local "j".
1647 2016-06-02 Martin Liska <mliska@suse.cz>
1649 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
1651 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
1652 Julia Koval <julia.koval@intel.com>
1654 * function.c (assign_parm_setup_stack): Force source into a
1656 * target.def (function_incoming_arg): Update documentation to
1657 allow arbitrary address computation based on hard register.
1658 * doc/tm.texi: Regenerated.
1660 2016-06-02 Martin Liska <mliska@suse.cz>
1662 * predict.c (combine_predictions_for_bb): Fix first match in
1663 cases where a first predictor contains more than one occurence
1664 in list of predictors. Take the best value in such case.
1666 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1668 PR rtl-optimization/71295
1669 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
1670 offset would go over the size of the inner mode reject it.
1672 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1674 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
1675 x=x,x and v=v,m instead of x=x,m.
1677 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
1678 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
1679 alternative to v=rm,C.
1681 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
1682 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
1683 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
1684 instead of vex for the last two above mentioned alternatives.
1686 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1689 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
1691 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
1693 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
1695 2016-06-01 David Malcolm <dmalcolm@redhat.com>
1697 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
1698 from int to unsigned.
1700 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1702 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
1703 alternatives, eliminating preferred register class. Add support
1704 for the MTVSRDD instruction in ISA 3.0.
1705 (vsx_splat_v4si_internal): Use splat_input_operand instead of
1706 reg_or_indexed_operand.
1707 (vsx_splat_v4sf_internal): Likewise.
1709 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1712 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
1713 for loading up all 0's or all 1's.
1715 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
1717 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
1719 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
1721 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
1723 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
1724 * gcc.c (set_source_date_epoch_envvar): New function, sets
1725 the SOURCE_DATE_EPOCH environment variable to the current time.
1727 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1729 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
1730 the factor for live Phi nodes.
1732 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1734 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
1735 * tree-parloops.c (parallelize_loops): likewise.
1736 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
1737 tree_unswitch_outer_loop): likewise.
1739 2016-06-01 Jakub Jelinek <jakub@redhat.com>
1742 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
1743 around creation of the temporary.
1745 2016-06-01 Richard Biener <rguenther@suse.de>
1747 PR tree-optimization/71366
1748 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
1749 (unloop_loops): Move removing edges here ...
1750 (try_unroll_loop_completely): ... from here.
1751 (try_peel_loop): ... and here.
1752 (tree_unroll_loops_completely_1): Track parent loops via
1753 bitmap of header BBs.
1754 (tree_unroll_loops_completely): Adjust for that.
1756 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1758 * config/rs6000/altivec.h (vec_slv): New macro.
1759 (vec_srv): New macro.
1760 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
1761 (UNSPEC_VSRV): New value.
1764 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
1765 (vsrv): New builtin definition.
1766 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
1767 define argument types for new builtin.
1768 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
1770 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
1773 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
1774 Jocelyn Mayer <l_indien@magic.fr>
1777 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
1778 detect processor family for signature_CENTAUR_ebx.
1779 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
1780 signature_CENTAUR_ebx.
1781 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
1782 <default>: Pass x86-64 for has_longmode.
1784 2016-06-01 Nathan Sidwell <nathan@acm.org>
1786 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
1789 2016-06-01 Richard Biener <rguenther@suse.de>
1791 PR tree-optimization/71261
1792 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
1793 of stmts successfully put in the bool pattern. Remove
1794 single-use restriction.
1795 (adjust_bool_pattern_cast): Add cast at the use site via the
1796 pattern def sequence.
1797 (adjust_bool_pattern): Remove recursion, maintain a hash-map
1798 of patterned defs. Use the pattern def seqence instead of
1799 multiple independent patterns.
1800 (sort_after_uid): New qsort compare function.
1801 (adjust_bool_stmts): New function to process stmts in the bool
1802 pattern in IL order.
1803 (vect_recog_bool_pattern): Adjust.
1804 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
1805 (ifcvt_walk_pattern_tree): Likewise.
1806 (stmt_is_root_of_bool_pattern): Likewise.
1807 (ifcvt_repair_bool_pattern): Likewise.
1808 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
1810 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1812 * loop-unroll.c (decide_unroll_constant_iterations,
1813 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
1814 likely upper bounds.
1815 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
1817 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
1819 * tree-core.h (enum omp_clause_code): Remove
1820 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
1822 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1824 * config/arm/sync.md (arm_store_exclusive<mode>):
1825 Use 'H' output modifier on operands[2] rather than creating a new
1826 entry in out-of-bounds memory of the operands array.
1827 (arm_store_release_exclusivedi): Likewise.
1829 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1831 * config/arm/arm.c (arm_fusion_enabled_p): New function.
1832 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
1833 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
1834 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
1836 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1838 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
1839 into account live statements for mask producers.
1841 2016-06-01 Richard Biener <rguenther@suse.de>
1843 PR tree-optimization/71311
1844 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
1845 restrict to non-INTEGER_CST @0.
1847 2016-06-01 Richard Biener <rguenther@suse.de>
1849 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
1850 (relational patterns): Use :c to avoid pattern duplications.
1852 2016-06-01 Richard Biener <rguenther@suse.de>
1854 * genmatch.c (comparison_code_p): New predicate.
1855 (swap_tree_comparison): New function.
1856 (commutate): Add for_vec parameter to append new for entries.
1857 Support commutating relational operators by swapping it alongside
1859 (lower_commutative): Adjust.
1860 (dt_simplify::gen): Do not pass artificial operators to gen
1862 (decision_tree::gen): Do not add artificial operators as parameters.
1863 (parser::parse_expr): Verify operator commutativity when :c is
1864 applied. Allow :C to override this.
1865 * match.pd: Adjust patterns to use :C instead of :c where required.
1867 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
1869 PR tree-optimization/71077
1870 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
1871 the combining step, use boolean_false_node and boolean_true_node
1872 as the designated false/true return values.
1874 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1876 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
1877 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
1878 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
1881 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1883 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
1884 of flags impliying the register renaming.
1885 * toplev.c (process_options): Do not imply flag_rename_registers with
1888 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1890 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
1891 default implementation.
1893 2016-05-31 Nathan Sidwell <nathan@acm.org>
1895 * dwarf2out.c (cur_line_info_table): Add GTY marker.
1897 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1899 * config/sh/constraints.md (b): Remove constraint.
1900 * config/sh/predicates.md (arith_reg_operand): Remove
1902 * config/sh/sh-modes.def (PDI): Remove.
1903 * config/sh/sh.c (sh_target_reg_class,
1904 sh_optimize_target_register_callee_saved): Remove functions.
1905 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
1906 (sh_expand_epilogue): Update comment.
1907 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
1908 sh_secondary_reload): Remove TARGET_REGS related code.
1909 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
1910 TARGET_REGISTER_P): Remove macros.
1911 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
1912 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
1913 TR1_REG, TR2_REG): Remove constants.
1914 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
1916 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1918 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
1919 define_expand patterns.
1920 (adddi3_compact): Rename to adddi3.
1921 (subdi3_compact): Rename to subdi3.
1922 (*negdi2): Rename to negdi2.
1923 (*abs<mode>2): Rename to abs<mode>2.
1925 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1927 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
1928 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
1929 (atomic_sub_fetchsi): ... this new pattern.
1930 (mvtc): Add CC_REG clobber.
1932 2016-05-31 Marek Polacek <polacek@redhat.com>
1934 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
1936 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1938 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
1939 aarch64_fusion_enabled_p to check for fusion capabilities.
1941 2016-05-31 Richard Biener <rguenther@suse.de>
1943 PR tree-optimization/71352
1944 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
1945 minus one and a negate.
1947 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1949 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
1950 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
1952 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
1953 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
1954 Remove use of aarch64_simd_attr_length_move, set length attribute
1956 (*aarch64_be_movoi): Likewise.
1957 (*aarch64_be_movci): Likewise.
1958 (*aarch64_be_movxi): Likewise.
1960 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1962 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
1963 It no longer does that.
1964 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
1966 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
1968 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
1969 attribute __unused__.
1971 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
1973 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
1974 * config/arm/arm.c (arm_arch_thumb1): Define.
1975 (arm_option_override): Initialize arm_arch_thumb1.
1976 * config/arm/arm.h (arm_arch_thumb1): Declare.
1977 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
1978 support Thumb-1 ISA.
1980 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
1983 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
1984 `Yv' for scalar operand.
1986 2016-05-31 Tom de Vries <tom@codesourcery.com>
1988 PR tree-optimization/69068
1989 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
1990 phis with more than two args.
1992 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
1994 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
1995 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
1998 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2000 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2002 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2004 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2005 cpu_32, cpu_64, tune_32 and tune_64.
2006 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2008 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2010 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2012 2016-05-30 Andi Kleen <ak@linux.intel.com>
2014 * auto-profile.c (read_profile): Replace asserts with errors
2015 when file does not exist.
2016 * gcov-io.c (gcov_read_words): Dito.
2018 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2020 * tree-cfg.c (print_loop): Print likely upper bounds.
2022 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2024 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2025 * opts.c (default_options): Enable peel loops at -O3.
2026 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2027 (try_peel_loop): Do not re-peel already peeled loops;
2028 use likely upper bounds; fix profile updating.
2029 (pass_complete_unroll::execute): Initialize peeled_loops.
2031 2016-05-30 Martin Liska <mliska@suse.cz>
2033 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2034 computed costs by frequency of BB they belong to.
2035 (get_scaled_computation_cost_at): New function.
2037 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2038 Marc Glisse <marc.glisse@inria.fr>
2040 PR tree-optimization/71289
2041 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2043 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2045 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2047 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2049 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2050 for peeled copies; avoid underflow when updating estimates; correctly
2053 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2055 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2056 r236875. Corrected oe3 to oe2 as obvious.
2058 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2062 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2063 that inserted stmt will not dominate stmts that defines its operand.
2064 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2065 (rewrite_expr_tree_parallel): Likewise.
2067 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2070 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2071 all fields including stmt_to_insert are swapped.
2073 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2075 * predict.h (force_edge_cold): Declare.
2076 * predict.c (force_edge_cold): New function.
2077 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2079 (canonicalize_loop_induction_variables): Fix formating.
2081 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2083 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2084 (visium_expand_copysign): Use gen_int_mode directly.
2085 (visium_compute_frame_size): Minor tweaks.
2087 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2089 * tree-vect-loop.c (vect_analyze_loop_2): Use
2090 likely_max_stmt_executions_int.
2092 2016-05-30 Tom de Vries <tom@codesourcery.com>
2094 PR tree-optimization/69067
2095 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2097 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2100 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2101 New peepholes to remove unneeded fild/fistp pairs.
2102 (define_peephole2 atomic_loaddi_fpu): Ditto.
2104 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2106 * predict.c (maybe_hot_frequency_p): Avoid division.
2108 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2110 * doc/install.texi: Use https for shop.fsf.org.
2112 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2114 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2115 likely_max_stmt_executions_int.
2117 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2119 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2120 likely_max_stmt_executions_int.
2122 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2124 * profile.c (compute_branch_probabilities): Do not report hitrates
2126 (branch_prob): Report hitrates here.
2127 * predict.c (gimple_predict_edge): Do not assert profile status;
2128 fix formatting issues.
2130 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2132 * predict.c (edge_predicted_by_p): New function.
2133 (predict_paths_for_bb): Do not put multiple predictions of the same type
2136 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2138 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2141 2016-05-28 Alan Modra <amodra@gmail.com>
2143 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2145 2016-05-28 Alan Modra <amodra@gmail.com>
2147 PR rtl-optimization/71275
2148 * ira.c (ira): Free dominance info.
2150 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2152 * doc/sourcebuild.texi: New address for upstream Go repository.
2154 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2156 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2157 (TARGET_ARM_V7M): Likewise.
2159 2016-05-26 Jeff Law <law@redhat.com>
2161 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2162 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2163 * passes.def: Add jump threading passes before DOM/VRP.
2164 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2165 argument to a basic block from an edge. Remove tests which are
2167 (pass_data_thread_jumps, class pass_thread_jumps): New.
2168 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2169 (make_pass_thread_jumps): Likewise.
2170 * tree-pass.h (make_pass_thread_jumps): Declare.
2172 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2174 * config/visium/visium-protos.h (split_double_move): Rename into...
2175 (visium_split_double_move): ...this.
2176 (visium_split_double_add): Declare.
2177 * config/visium/visium.c (split_double_move): Rename into...
2178 (visium_split_double_move): ...this.
2179 (visium_split_double_add): New function.
2180 (visium_expand_copysign): Renumber operands for consistency.
2181 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2182 (DFmode move splitter): Likewise.
2183 (*addi3_insn): Split by means of visium_split_double_add.
2184 (*adddi3_insn_flags): Delete.
2185 (*plus_plus_sltu<subst_arith>): New insn.
2186 (*subdi3_insn): Split by means of visium_split_double_add.
2187 (subdi3_insn_flags): Delete.
2188 (*minus_minus_sltu<subst_arith>): New insn.
2189 (*negdi2_insn): Split by means of visium_split_double_add.
2190 (*negdi2_insn_flags): Delete.
2192 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2194 * configure.ac: Treat a --with-headers option without argument
2195 the same as the default (i.e. consult sys-include directory).
2196 * configure: Regenerate.
2198 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2200 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2201 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2203 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2204 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2206 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2209 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2210 tree-stdarg analysis results.
2211 (aarch64_setup_incoming_varargs): Likewise.
2213 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2215 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2216 va_list_gpr_counter_field and va_list_fpr_counter_field.
2218 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2221 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2222 * config/aarch64/aarch64.c
2223 (aarch64_cannot_change_mode_class): Remove function.
2224 * config/aarch64/aarch64-protos.h
2225 (aarch64_cannot_change_mode_class): Remove.
2227 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2229 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2230 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2231 get_likely_max_loop_iterations_int): New.
2232 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2233 any_likely_upper_bound.
2234 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2236 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2237 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2239 (unroll_loop_constant_iterations): Likewise.
2240 (unroll_loop_runtime_iterations): Likewise.
2241 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2242 * lto-streamer-out.c (output_cfg): Likewise.
2243 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2245 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2246 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2247 (likely_max_loop_iterations): New.
2248 (likely_max_loop_iterations_int): New.
2249 (likely_max_stmt_executions): New.
2250 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2251 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2252 likely_max_stmt_executions): Declare.
2254 2016-05-27 Marek Polacek <polacek@redhat.com>
2257 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2259 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2261 * config/s390/s390.md (2x risbg splitters): Use
2262 reg_overlap_mentioned_p instead of rtx_equal_p.
2264 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2266 * combine.c (make_compound_operation): Take known zero bits into
2267 account when checking for possible zero_extend.
2269 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2271 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
2272 Use const_int_operand for operand 2 predicate. Simplify expand code
2275 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
2278 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
2281 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2283 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
2284 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
2285 that returns CC_SESWPmode and CC_ZESWPmode.
2286 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
2288 (aarch64_rtx_costs): Likewise.
2290 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2292 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2293 for ISA 3.0 min/max support.
2294 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2295 conditional move support.
2296 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2297 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2299 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2300 conditional moves where the comparison type is different from move
2302 (fp_minmax): New code iterator for smin/smax.
2303 (minmax): New code attributes for min/max.
2304 (SMINMAX): Likewise.
2305 (smax<mode>3): Combine min, max insns into one insn using the
2306 fp_minmax code iterator. Add support for ISA 3.0 min/max
2307 instructions that don't need -ffast-math.
2308 (s<minmax><mode>3): Likewise.
2309 (smax<mode>3_vsx): Likewise.
2310 (smin<mode>3): Likewise.
2311 (s<minmax><mode>3_vsx): Likewise.
2312 (smin<mode>3_vsx): Likewise.
2313 (pre-VSX min/max splitters): Likewise.
2314 (s<minmax><mode>3_fpr): Likewise.
2315 (movsfcc): Rewrite floating point conditional moves to combine
2316 SFmode/DFmode into a single insn.
2317 (mov<mode>cc): Likewise.
2318 (movdfcc): Likewise.
2319 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
2320 SFDF2 iterators to handle all combinations.
2321 (fseldfsf4): Likewise.
2322 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
2323 (fseldfdf4): Likewise.
2324 (fselsfdf4): Likewise.
2325 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
2326 comparison instructions that set a 0/-1 mask, and use it for
2327 floating point conditional move via XXSEL.
2328 (fpmask<mode>): Likewise.
2329 (xxsel<mode>): Likewise.
2330 * config/rs6000/predicates.md (min_max_operator): Delete, no
2332 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
2333 instructions that generate a 0/-1 mask for use with XXSEL.
2334 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
2335 say whether floating point min/max is available, either through
2336 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
2337 (TARGET_MINMAX_DF): Likewise.
2339 2016-05-27 Alan Modra <amodra@gmail.com>
2341 PR rtl-optimization/71275
2342 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
2343 for update_equiv_regs and combine_and_move_insns.
2345 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
2347 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
2348 if_then_else or cond RTXes to calculate attribute value.
2349 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
2350 <attr "length_immediate>: Ditto.
2351 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
2352 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
2353 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
2354 <attr "type">: Ditto.
2355 <attr "prefix_data16">: Ditto.
2356 <attr "prefix_extra">: Ditto.
2357 <attr "length_immediate">: Ditto.
2358 <attr "prefix">: Ditto.
2359 (vec_set<mode>_0) <attr "isa">: Ditto.
2360 <attr "prefix_extra">: Ditto.
2361 <attr "length_immediate">: Ditto.
2362 <attr "prefix">: Ditto.
2363 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
2364 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
2365 (sse2_storelpd) <attr "prefix_data16">: Ditto.
2366 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
2367 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
2368 <attr "length_immediate">: Ditto.
2369 <attr "prefix">: Ditto.
2370 (sse2_movsd) <attr "length_immediate">: Ditto.
2371 <attr "prefix">: Ditto.
2372 (vec_concatv2df) <attr "isa">: Ditto.
2373 <attr "prefix">: Ditto.
2374 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
2375 (*vec_extractv2di_1) <attr "isa">: Ditto.
2376 <attr "type">: Ditto.
2377 <attr "length_immediate">: Ditto.
2378 <attr "prefix_rex">: Ditto.
2379 <attr "prefix_extra">: Ditto.
2380 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
2381 <attr "prefix_extra">: Ditto.
2382 <attr "length_immediate">: Ditto.
2383 (vec_concatv2di) <attr "isa">: Ditto.
2384 <attr "prefix_extra">: Ditto.
2385 <attr "length_immediate">: Ditto.
2386 <attr "prefix">: Ditto.
2388 2016-05-26 Martin Liska <mliska@suse.cz>
2390 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
2392 (operator+): Likewise.
2393 (operator-): Likewise.
2394 (comp_cost::operator+=): Likewise.
2395 (comp_cost::operator-=): Likewise.
2396 (comp_cost::operator/=): Likewise.
2397 (comp_cost::operator*=): Likewise.
2398 (operator<): Likewise.
2399 (operator==): Likewise.
2400 (operator<=): Likewise.
2402 (infinite_cost_p): Likewise.
2403 (add_costs): Likewise.
2404 (sub_costs): Likewise.
2405 (compare_costs): Likewise.
2406 (set_group_iv_cost): Use the newly introduced functions.
2407 (get_address_cost): Likewise.
2408 (get_shiftadd_cost): Likewise.
2409 (force_expr_to_var_cost): Likewise.
2410 (split_address_cost): Likewise.
2411 (ptr_difference_cost): Likewise.
2412 (difference_cost): Likewise.
2413 (get_computation_cost_at): Likewise.
2414 (determine_group_iv_cost_generic): Likewise.
2415 (determine_group_iv_cost_address): Likewise.
2416 (determine_group_iv_cost_cond): Likewise.
2417 (autoinc_possible_for_pair): Likewise.
2418 (determine_group_iv_costs): Likewise.
2419 (cheaper_cost_pair): Likewise.
2420 (iv_ca_recount_cost): Likewise.
2421 (iv_ca_set_no_cp): Likewise.
2422 (iv_ca_set_cp): Likewise.
2423 (iv_ca_cost): Likewise.
2424 (iv_ca_new): Likewise.
2425 (iv_ca_dump): Likewise.
2426 (iv_ca_narrow): Likewise.
2427 (iv_ca_prune): Likewise.
2428 (iv_ca_replace): Likewise.
2429 (try_add_cand_for): Likewise.
2430 (try_improve_iv_set): Likewise.
2431 (find_optimal_iv_set): Likewise.
2433 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
2435 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
2436 that internal functions will clobber all caller-saved registers.
2438 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2440 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
2441 Return a better case_values_threshold when optimizing.
2443 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2445 * config/aarch64/aarch64-simd.md (aarch64_combinez):
2446 Add ? to integer variant.
2447 (aarch64_combinez_be): Likewise.
2449 2016-05-26 Jakub Jelinek <jakub@redhat.com>
2451 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
2452 instead of x constraint.
2453 (vcvtps2ph256<mask_name>): Likewise.
2455 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
2456 alternative. Formatting fix.
2458 * config/i386/sse.md
2459 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
2461 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
2462 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
2463 maybe_evex prefix instead of vex.
2464 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
2465 EXT_REX_SSE_REG_P (op0) case in the splitter.
2467 2016-05-25 Jeff Law <law@redhat.com>
2469 PR tree-optimization/71272
2470 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
2471 Update comments. Add test for empty path.
2473 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
2475 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
2476 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
2477 special case builtin.
2478 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2479 code for ALTIVEC_BUILTIN_VEC_CMPNE.
2480 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2481 for __builtin_vec_cmpne.
2483 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
2485 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
2486 redundant test and bail out if the type of the new operand is not
2487 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
2489 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2491 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
2492 (x_ix86_target_flags_explicit): Remove.
2493 * config/i386/i386.c (ix86_function_specific_save): Do not copy
2494 x_ix86_target_flags_explicit.
2495 (ix86_function_specific_restore): Ditto.
2497 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2498 H.J. Lu <hongjiu.lu@intel.com>
2501 * common/config/i386/i386-common.c
2502 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
2503 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
2504 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
2505 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
2506 (-mgeneral-regs-only): Add new option.
2507 * config/i386/i386.c (ix86_option_override_internal): Don't enable
2508 x87 instructions if only general registers are allowed.
2509 (ix86_target_string): Add ix86_flags argument. Handle additional
2510 flags options through ix86_flags argument. Update all callers.
2511 * doc/invoke.texi: Document -mgeneral-regs-only.
2513 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2515 PR rtl-optimization/66940
2516 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
2517 decrementing desired_val will not overflow before performing these
2520 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
2522 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
2523 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
2524 * config/i386/i386.c (enum ix86_builtins): Add
2525 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
2526 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
2527 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
2528 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
2529 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
2530 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
2531 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
2532 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
2533 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
2534 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
2535 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
2536 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
2537 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
2538 __builtin_ia32_cvtps2dq512_mask.
2539 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
2540 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
2541 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
2542 * config/i386/sse.md
2543 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
2545 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
2546 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
2548 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
2549 (avx512f_vec_pack_sfix_v8df): New define_expand.
2550 (avx512f_roundpd512): Rename to ...
2551 (avx512f_round<castmode>512): ... this. Change iterator.
2552 (avx512f_roundps512_sfix): New define_expand.
2553 (round<mode>2_sfix): Change iterator.
2555 2016-05-25 Nick Clifton <nickc@redhat.com>
2557 * config/msp430/msp430.c (msp430_attr): Produce an error if a
2558 static interrupt handler is detected.
2559 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
2560 default linker script.
2561 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
2562 the low part of a symbolic pointer.
2564 2016-05-25 Richard Biener <rguenther@suse.de>
2566 PR tree-optimization/71261
2567 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
2568 interesting stmt instead of immediate uses when looking
2569 for the use operand to replace.
2571 2016-05-25 Martin Liska <mliska@suse.cz>
2573 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
2575 2016-05-25 Richard Biener <rguenther@suse.de>
2577 PR tree-optimization/71264
2578 * tree-vect-stmts.c (vect_init_vector): Properly deal with
2581 2016-05-25 Martin Liska <mliska@suse.cz>
2583 PR tree-optimization/71239
2584 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
2585 if DECL_SIZE is NULL.
2587 2016-05-25 Richard Biener <rguenther@suse.de>
2589 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
2590 * tree-if-conv.c (pass_data_if_conversion): Use it.
2592 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2594 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
2595 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
2596 * varpool.c (varpool_node::get_availability): Likewise.
2598 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2600 * config/rs6000/altivec.md (VNEG iterator): New iterator for
2601 VNEGW/VNEGD instructions.
2602 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
2603 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
2604 support for ISA 3.0 VNEGW/VNEGD instructions.
2606 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2608 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
2609 pointers inside OACC_DATA regions.
2610 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
2611 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
2612 (gimplify_adjust_omp_clauses): Fix typo in comment.
2614 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2616 * config/rs6000/altivec.md (VParity): New mode iterator for vector
2617 parity built-in functions.
2618 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
2620 (p9v_parity<mode>2): Likewise.
2621 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
2623 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
2624 (parity<mode>2): ISA 3.0 expander for vector parity.
2625 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
2627 (BU_P9_64BIT_MISC_0): Likewise.
2628 (BU_P9_MISC_0): Likewise.
2629 (BU_P9V_AV_1): Likewise.
2630 (BU_P9V_AV_2): Likewise.
2631 (BU_P9V_AV_3): Likewise.
2632 (BU_P9V_AV_P): Likewise.
2633 (BU_P9V_VSX_1): Likewise.
2634 (BU_P9V_OVERLOAD_1): Likewise.
2635 (BU_P9V_OVERLOAD_2): Likewise.
2636 (BU_P9V_OVERLOAD_3): Likewise.
2637 (VCTZB): Add vector count trailing zeros support.
2641 (VPRTYBD): Add vector parity support.
2642 (VPRTYBQ): Likewise.
2643 (VPRTYBW): Likewise.
2644 (VCTZ): Add overloaded vector count trailing zeros support.
2645 (VPRTYB): Add overloaded vector parity support.
2646 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2647 overloaded vector count trailing zeros and parity instructions.
2648 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
2649 vector parity support.
2650 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
2651 trailing zeros support.
2652 (vec_cntlz): Likewise.
2653 (vec_vctzb): Likewise.
2654 (vec_vctzd): Likewise.
2655 (vec_vctzh): Likewise.
2656 (vec_vctzw): Likewise.
2657 (vec_vprtyb): Add ISA 3.0 vector parity support.
2658 (vec_vprtybd): Likewise.
2659 (vec_vprtybw): Likewise.
2660 (vec_vprtybq): Likewise.
2661 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2662 the ISA 3.0 vector count trailing zeros and vector parity built-in
2665 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2667 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
2668 when there is stmt_to_insert.
2670 2016-05-24 Martin Sebor <msebor@redhat.com>
2673 * tree.h (complete_or_array_type_p): New inline function.
2675 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2677 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
2678 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
2679 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
2681 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
2682 Limit 1st alternative to noavx isa, split 2nd alternative into one
2683 noavx and one avx alternative, use *x and Bm in the former and
2684 x and m in the latter.
2686 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
2687 of sse4 for the first alternative, drop %v from the template
2688 and d operand modifier. Split second alternative into one sse4_noavx
2689 and one avx alternative, use *x instead of *v in the former and v
2690 instead of *v in the latter.
2691 (*sse4_1_extractps): Use noavx isa instead of * for the first
2692 alternative, drop %v from the template. Split second alternative into
2693 one noavx and one avx alternative, use *x instead of *v in the
2694 former and v instead of *v in the latter.
2695 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
2696 with noavx and the last one with avx.
2697 (sse4_1_phminposuw): Guard first alternative with noavx isa,
2698 split the second one into one noavx and one avx alternative,
2699 use *x and Bm in the former and x and m in the latter one.
2700 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
2703 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
2704 first two alternatives to noavx, use *x instead of *v in the second
2705 one, add avx alternative without *.
2706 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
2707 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
2708 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
2710 2016-05-24 Jeff Law <law@redhat.com>
2712 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
2713 New function, extracted from...
2714 (fsm_find_control_statement_thread_paths): Here. Use the new function.
2715 Allow simple copies and constant initializations in the SSA chain.
2717 2016-05-24 Marek Polacek <polacek@redhat.com>
2720 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
2723 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2726 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
2727 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
2728 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
2729 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
2730 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
2732 2016-05-24 Richard Biener <rguenther@suse.de>
2734 PR tree-optimization/71240
2735 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
2738 2016-05-24 Richard Biener <rguenther@suse.de>
2740 PR tree-optimization/71230
2741 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
2743 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2745 * tree-vectorizer.h (vectorizable_comparison): Delete.
2746 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
2747 PURE_SLP_STMT check.
2748 * tree-vect-stmts.c (vectorizable_call): Likewise.
2749 (vectorizable_simd_clone_call): Likewise.
2750 (vectorizable_conversion): Likewise.
2751 (vectorizable_assignment): Likewise.
2752 (vectorizable_shift): Likewise.
2753 (vectorizable_operation): Likewise.
2754 (vectorizable_load): Likewise.
2755 (vectorizable_condition): Likewise.
2756 (vectorizable_store): Likewise. Assert that we don't have
2758 (vectorizable_comparison): Make static. Remove redundant
2759 PURE_SLP_STMT check.
2760 (vect_transform_stmt): Assert that we always have an slp_node
2763 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2765 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
2766 operands[2] against 1 with comparison against CONST1_RTX.
2767 (<shift>di3_neon): Likewise.
2768 * config/arm/predicates.md (const0_operand): Replace with comparison
2771 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2773 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
2774 operands[2] against 1 with comparison against CONST1_RTX.
2775 (ashrdi3): Likewise.
2776 (lshrdi3): Likewise.
2777 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
2779 (ashrsi3): Likewise.
2780 (lshrsi3): Likewise.
2781 (rotrsi3): Likewise.
2782 (define_split above *compareqi_eq0): Likewise.
2783 (define_split above "prologue"): Likewise.
2784 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
2785 * config/arm/predicates.md (shift_operator): Likewise.
2786 (shift_nomul_operator): Likewise.
2787 (sat_shift_operator): Likewise.
2788 (thumb1_cmp_operand): Likewise.
2789 (const_neon_scalar_shift_amount_operand): Replace manual range
2790 check with IN_RANGE.
2791 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
2792 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
2794 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2796 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
2797 with HOST_WIDE_INT_1.
2799 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
2800 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
2801 (arm_canonicalize_comparison): Likewise.
2802 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
2804 (thumb1_size_rtx_costs): Likewise.
2805 (vfp_const_double_index): Replace cast of 1 to unsigned
2806 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2807 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
2809 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
2810 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2811 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
2812 HOST_WIDE_INT with HOST_WIDE_INT_1.
2814 2016-05-24 Marek Polacek <polacek@redhat.com>
2816 * tree-cfg.h (should_remove_lhs_p): New predicate.
2817 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
2818 * gimplify.c (gimplify_modify_expr): Likewise.
2819 * tree-cfg.c (verify_gimple_call): Likewise.
2820 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
2821 * gimple-fold.c: Include "tree-cfg.h".
2822 (gimple_fold_call): Use should_remove_lhs_p.
2824 2016-05-24 Richard Biener <rguenther@suse.de>
2826 PR tree-optimization/71253
2827 * cfganal.h (control_dependences): Make robust against edge
2829 (control_dependences::control_dependences): Remove edge_list argument.
2830 (control_dependences::get_edge): Remove.
2831 (control_dependences::get_edge_src): Add.
2832 (control_dependences::get_edge_dest): Likewise.
2833 (control_dependences::m_el): Make a vector of edge src/dest index.
2834 * cfganal.c (control_dependences::find_control_dependence): Adjust.
2835 (control_dependences::control_dependences): Likewise.
2836 (control_dependences::~control_dependence): Likewise.
2837 (control_dependences::get_edge): Remove.
2838 (control_dependences::get_edge_src): Add.
2839 (control_dependences::get_edge_dest): Likewise.
2840 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
2842 (perform_tree_ssa_dce): Adjust.
2843 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
2845 (pass_loop_distribution::execute): Adjust. Do loop destroying
2846 conditional on changed.
2848 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2851 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
2852 return. Reindent transformation comment and mention the ARM state
2855 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2858 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
2859 after build_and_add_sum creates new use stmt.
2861 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2863 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
2864 load_lanes/grouped_load classification comes first. Don't check
2865 whether the vectorization factor is a multiple of the group size
2868 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2870 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
2871 GROUP_GAP for single-element interleaving.
2872 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
2875 2016-05-24 Richard Biener <rguenther@suse.de>
2879 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
2880 bases which are accessed with non-invariant indices.
2881 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
2882 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
2884 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2887 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
2888 (add_to_ops_vec): Add stmt_to_insert.
2889 (add_repeat_to_ops_vec): Init stmt_to_insert.
2890 (insert_stmt_before_use): New.
2891 (transform_add_to_multiply): Remove mult_stmt insertion and add it
2893 (get_ops): Init stmt_to_insert.
2894 (maybe_optimize_range_tests): Likewise.
2895 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
2896 (rewrite_expr_tree_parallel): Likewise.
2897 (reassociate_bb): Likewise.
2899 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2902 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
2903 ISA 3.0 xxperm fusion alternative.
2904 (altivec_vperm_v8hiv16qi): Likewise.
2905 (altivec_vperm_<mode>_uns_internal): Likewise.
2906 (vperm_v8hiv4si): Likewise.
2907 (vperm_v16qiv8hi): Likewise.
2909 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2910 Kelvin Nilsen <kelvin@gcc.gnu.org>
2912 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
2913 vpermr/xxpermr on ISA 3.0.
2914 (altivec_expand_vec_perm_le): Likewise.
2915 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
2916 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
2919 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
2921 * config/i386/i386.h (IS_STACK_MODE): Enable for
2922 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
2923 SSE_FLOAT_MODE_P macros.
2924 * config/i386/i386.c (ix86_preferred_reload_class): Use
2925 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
2926 Cleanup regclass processing for CONST_DOUBLE_P.
2927 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
2928 (ix86_rtx_costs): Remove redundant TARGET_80387 check
2929 with IS_STACK_MODE macro.
2930 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
2932 (*movdf_internal): Use IS_STACK_MODE macro.
2933 (*movsf_internal): Ditto.
2935 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
2937 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
2938 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
2940 2016-05-23 Jeff Law <law@redhat.com>
2942 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
2944 (fsm_find_control_statement_thread_paths): Call it.
2946 2016-05-23 Martin Jambor <mjambor@suse.cz>
2949 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
2950 from_global_constant if t is not NULL.
2952 2016-05-23 Marek Polacek <polacek@redhat.com>
2955 * common.opt (Wswitch-unreachable): New option.
2956 * doc/invoke.texi: Document -Wswitch-unreachable.
2957 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
2960 2016-05-23 Bin Cheng <bin.cheng@arm.com>
2962 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
2963 TMR_INDEX is non-NULL.
2965 2016-05-23 Richard Biener <rguenther@suse.de>
2967 PR tree-optimization/71230
2968 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
2969 (try_special_add_to_ops): ... here. Always test for single-use.
2971 2016-05-23 Martin Jambor <mjambor@suse.cz>
2973 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
2974 default block if a PHI node in the original one would be resized.
2976 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2978 PR tree-optimization/58135
2979 * tree-vect-slp.c: When group size is not multiple
2980 of vector size, allow splitting of store group at
2983 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
2985 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
2987 2016-05-22 Jakub Jelinek <jakub@redhat.com>
2989 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
2990 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
2991 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
2994 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
2995 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
2996 v constraint instead of x and vinserti32x4 insn.
2998 * config/i386/sse.md (i128vldq): New mode iterator.
2999 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3000 avx512dq and avx512vl alternatives.
3002 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3003 constraint, use maybe_evex prefix instead of vex.
3004 (vec_dupv4sf): Use v constraint instead of x for output
3005 operand except for noavx alternative, use Yv constraint
3006 instead of x for input. Use maybe_evex prefix instead of vex.
3007 (*vec_dupv4si): Likewise.
3008 (*vec_dupv2di): Likewise.
3010 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3013 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3014 (linearize_expr_tree): Call try_special_add_to_ops.
3015 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3017 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3019 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3020 to computed stack_usage.
3022 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3025 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3026 operand is subreg (symbol_ref) then move the symbol ref to register.
3028 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3030 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3032 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3035 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3038 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3040 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3041 ranges by calling get_single_symbol and tidy up. Look more closely
3042 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3044 2016-05-20 Jeff Law <law@redhat.com>
3046 * bitmap.c (bitmap_find_bit): Remove useless test.
3048 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3050 * function.c (thread_prologue_and_epilogue_insns): Commit the
3051 insertion of the epilogue.
3053 2016-05-20 Martin Jambor <mjambor@suse.cz>
3055 PR tree-optimization/70884
3056 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3057 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3058 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3059 of constant pool data as a reason for scalarization.
3061 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3063 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3064 for naked functions.
3065 (thumb1_expand_prologue): Likewise.
3067 2016-05-20 Nathan Sidwell <nathan@acm.org>
3069 * config/nvptx/nptx.c (nvptx_option_override): Only set
3070 flag_toplevel_reorder, if not explicitly specified. Set
3071 flag_no_common, unless explicitly specified.
3073 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3075 * calls.c (can_implement_as_sibling_call_p): Mark param
3076 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3078 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3080 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3081 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3082 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3084 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3085 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3088 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3090 * config/nvptx/nvptx.md (sincossf3): New pattern.
3092 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3094 * calls.c (maybe_complain_about_tail_call): New function.
3095 (initialize_argument_information): Call
3096 maybe_complain_about_tail_call when clearing *may_tailcall.
3097 (can_implement_as_sibling_call_p): Call
3098 maybe_complain_about_tail_call when returning false.
3099 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3100 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3101 if tail-call optimization fails.
3102 * cfgexpand.c (expand_call_stmt): Initialize
3103 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3104 * gimple-pretty-print.c (dump_gimple_call): Dump
3105 gimple_call_must_tail_p.
3106 * gimple.c (gimple_build_call_from_tree): Call
3107 gimple_call_set_must_tail with the value of
3108 CALL_EXPR_MUST_TAIL_CALL.
3109 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3110 (gimple_call_set_must_tail): New function.
3111 (gimple_call_must_tail_p): New function.
3112 * print-tree.c (print_node): Update printing of TREE_STATIC
3113 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3114 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3115 trailing comment listing applicable flags.
3116 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3118 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3120 * calls.c (expand_call): Move "Rest of purposes for tail call
3121 optimizations to fail" to...
3122 (can_implement_as_sibling_call_p): ...this new function, and
3123 split into multiple "if" statements.
3125 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3127 * cfgloop.h (expected_loop_iterations_unbounded,
3128 expected_loop_iterations): Unconstify.
3129 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3130 profile with known upper bound; return 3 when profile is absent.
3131 (expected_loop_iterations): Update.
3133 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3135 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3136 and get_max_loop_iterations_int.
3138 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3140 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3141 realistic upper bounds here.
3143 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3146 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3147 calls if the LHS is variable length or has addressable type.
3148 If targets[0]->decl is a noreturn call with void return type and
3149 zero arguments, adjust fntype and remove lhs in that case.
3151 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3153 PR tree-optimization/71079
3154 PR tree-optimization/71206
3155 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3157 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3159 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3160 (get_vec_alignment_for_array_decl): Likewise.
3161 (get_vec_alignment_for_record_decl): Likewise.
3162 (increase_alignment::execute): Move code to find alignment to
3163 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3164 (type_align_map): New hash_map.
3166 2016-05-20 Richard Guenther <rguenther@suse.de>
3168 PR tree-optimization/29756
3169 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3170 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3171 * fold-const.c (operand_equal_p): Likewise.
3172 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3173 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3174 * tree-inline.c (estimate_operator_cost): Likewise.
3175 * tree-pretty-print.c (dump_generic_node): Likewise.
3176 * tree-ssa-operands.c (get_expr_operands): Likewise.
3177 * cfgexpand.c (expand_debug_expr): Likewise.
3178 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3179 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3180 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3181 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3182 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3183 (execute_update_addresses_taken): Do it.
3185 2016-05-20 Richard Biener <rguenther@suse.de>
3187 PR tree-optimization/71185
3188 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3189 register operations.
3191 2016-05-20 Richard Biener <rguenther@suse.de>
3193 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3194 gimple_seq_add_seq_without_update.
3195 (release_bb_predicate): Assert we have no operands to free.
3196 (if_convertible_loop_p_1): Calculate post dominators later.
3197 Do not free BB predicates here.
3198 (combine_blocks): Do not recompute BB predicates.
3199 (version_loop_for_if_conversion): Save BB predicates around
3202 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3204 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3205 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3206 code. Ignore sibcalls on EDGE_IGNORE edges.
3207 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3208 on edges for sibcalls that run without prologue. The rest of the
3209 function is combined from...
3210 (fix_fake_fallthrough_edge): ... this, and ...
3211 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3212 function argument, make it a local variable.
3214 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3216 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3217 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3218 for 32-bit mode and SEH for 64-bit.
3219 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3220 TARGET_64BIT_DEFAULT.
3222 2016-05-19 Ryan Burn <contact@rnburn.com>
3224 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3225 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3227 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3229 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3230 force pending loads from memory.
3232 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3234 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3235 (UNSPEC_DARN_32): New unspec constant.
3236 (UNSPEC_DARN_RAW): New unspec constant.
3237 (darn_32): New instruction.
3238 (darn_raw): New instruction.
3239 (darn): New instruction.
3240 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3241 support and documentation for this macro.
3242 (BU_P9_MISC_1): New macro definition.
3243 (BU_P9_64BIT_MISC_0): New macro definition.
3244 (BU_P9_MISC_0): New macro definition.
3245 (darn_32): New builtin definition.
3246 (darn_raw): New builtin definition.
3247 (darn): New builtin definition.
3248 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3249 RS6000_BUILTIN_0 directives to surround each occurrence of
3250 #include "rs6000-builtin.def".
3251 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3252 RS6000_BTM_64BIT flags to the returned mask, depending on
3254 (def_builtin): Correct an error in the assignments made to the
3255 debugging variable attr_string.
3256 (rs6000_expand_builtin): Add support for no-operand built-in
3258 (builtin_function_type): Remove fatal_error assertion that is no
3260 (rs6000_common_init_builtins): Add support for no-operand built-in
3262 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3264 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3266 (RS6000_BTM_64BIT): New macro definition.
3267 * doc/extend.texi: Document __builtin_darn (void),
3268 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3271 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
3273 * tree-vect-loop.c (vect_analyze_loop_2): Use also
3274 max_loop_iterations_int.
3276 2016-05-19 Marek Polacek <polacek@redhat.com>
3278 PR tree-optimization/71031
3279 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3280 condition and adjust the code a bit.
3282 2016-05-19 Martin Liska <mliska@suse.cz>
3284 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
3285 auto_vec instead of vec.
3287 2016-05-19 Martin Liska <mliska@suse.cz>
3289 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
3291 2016-05-19 Martin Liska <mliska@suse.cz>
3293 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
3295 2016-05-19 Martin Liska <mliska@suse.cz>
3297 * ipa-pure-const.c (set_function_state): Remove an existing
3299 (remove_node_data): Do not free it as it's released
3300 in set_function_state.
3302 2016-05-19 Martin Liska <mliska@suse.cz>
3304 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
3307 2016-05-19 Martin Liska <mliska@suse.cz>
3309 * omp-simd-clone.c (simd_clone_adjust): Release vector.
3311 2016-05-19 Martin Liska <mliska@suse.cz>
3313 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
3314 an auto_vec instead of re-creating it.
3316 2016-05-19 Martin Liska <mliska@suse.cz>
3318 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
3319 auto_vec instead of vec.
3321 2016-05-19 Martin Liska <mliska@suse.cz>
3323 * lto-section-in.c (lto_get_section_data): Call
3324 lto_check_version with additional argument.
3325 * lto-streamer.c (lto_check_version): Add new argument.
3326 * lto-streamer.h (lto_check_version): Likewise.
3328 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3330 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
3331 Don't add cost of inner memory when handling sign-extended loads.
3333 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
3335 PR rtl-optimization/71148
3336 * cse.c (cse_main): Free dominance info.
3337 (rest_of_handle_cse): Don't free dominance info.
3338 (rest_of_handle_cse2): Likewise.
3339 (rest_of_handle_cse_after_global_opts): Likewise.
3341 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3344 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3345 NULL_TREE early if NEON is not available. Remove now redundant check
3346 in ARM_CHECK_BUILTIN_MODE.
3348 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
3351 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
3352 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
3353 * doc/cpp.texi: Document new macros.
3355 2016-05-19 Bin Cheng <bin.cheng@arm.com>
3357 PR tree-optimization/69848
3358 * tree-vect-loop.c (vectorizable_reduction): Don't factor
3359 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
3361 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3363 * function.c (thread_prologue_and_epilogue_insn): Move the
3364 "goto epilogue_done" one block later.
3366 2016-05-19 Richard Biener <rguenther@suse.de>
3368 PR tree-optimization/70729
3369 * passes.def: Move LIM pass before PRE. Remove no longer
3370 required copyprop and move first DCE out of the loop pipeline.
3372 2016-05-18 David Malcolm <dmalcolm@redhat.com>
3375 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
3376 (OBJS-libcommon-target): ...here.
3377 * opts-common.c: Include spellcheck.h.
3378 (cmdline_handle_error): Build a vec of valid options and use it
3379 to suggest provide hints for misspelled arguments.
3381 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3384 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
3385 lhs if it has TREE_ADDRESSABLE type.
3387 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
3390 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
3391 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
3393 2016-05-18 Martin Jambor <mjambor@suse.cz>
3396 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
3397 input for NOP_EXPR pass-through functions.
3398 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
3399 aggregate global constant VAR_DECLs in constant jump functions.
3401 2016-05-18 Martin Jambor <mjambor@suse.cz>
3404 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
3405 from TREE_READONLY parameters.
3407 2016-05-18 Martin Jambor <mjambor@suse.cz>
3410 * cgraph.h (cgraph_indirect_call_info): New field
3411 guaranteed_unmodified.
3412 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
3413 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3415 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
3416 pass the parameter value to ipa_find_agg_cst_for_param.
3417 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
3418 guaranteed_unmodified, store AA results there instead of bailing out
3420 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
3421 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
3422 (find_constructor_constant_at_offset): New function.
3423 (ipa_find_agg_cst_from_init): Likewise.
3424 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
3425 static initializers of contants, report back through a new paameter
3426 from_global_constant if that was the case.
3427 (try_make_edge_direct_simple_call): Also pass parameter value to
3428 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3430 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
3431 (ipa_read_indirect_edge_info): Likewise.
3432 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
3433 (ipa_load_from_parm_agg): Likewise.
3435 2016-05-18 Jiong Wang <jiong.wang@arm.com>
3437 PR rtl-optimization/71150
3438 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
3441 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3444 * config/rs6000/constraints.md (wE constraint): New constraint
3445 for a vector constant that can be loaded with XXSPLTIB.
3446 (wM constraint): New constraint for a vector constant of a 1's.
3447 (wS constraint): New constraint for a vector constant that can be
3448 loaded with XXSPLTIB and a vector sign extend instruction.
3449 * config/rs6000/predicates.md (xxspltib_constant_split): New
3450 predicates for wE/wS constraints.
3451 (xxspltib_constant_nosplit): Likewise.
3452 (easy_vector_constant): Add support for constants that can be
3453 loaded via XXSPLTIB.
3454 (all_ones_constant): New predicate for vector constant with all
3456 (splat_input_operand): Add support for ISA 3.0 word splat operations.
3457 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
3458 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
3459 instruction and possibly with a sign extension.
3460 (output_vec_const_move): Add support for XXSPLTIB. If we are
3461 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
3462 instead of XXLXOR/XXLORC.
3463 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
3465 (rs6000_legitimize_reload_address): Likewise.
3466 (rs6000_output_move_128bit): Use output_vec_const_move to emit
3468 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
3469 combine VSX_M and VSX_M2 into one iterator.
3471 (VSINT_84): New iterators for loading constants with XXSPLTIB.
3472 (VSINT_842): Likewise.
3473 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
3474 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
3475 XXSPLTIB instruction.
3476 (xxspltib_<mode>_nosplit): Likewise.
3477 (xxspltib_<mode>_split): New insn to load up constants with
3478 XXSPLTIB and a sign extend instruction.
3479 (vsx_mov<mode>): Replace single move that handled all vector types
3480 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
3481 moves (when -mvsx-timode is in effect) into the main vector
3482 moves. Eliminate separate moves for <VSr> <VSa>, where the
3483 preferred register class (<VSr>) is listed first, and the
3484 secondary register class (<VSa>) is listed second with a '?' to
3485 discourage use. Prefer loading 0/-1 in any VSX register for ISA
3486 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
3487 that if the register was involved in a slow operation, the
3488 clear/set operation does not wait for the slow operation to
3489 finish. Adjust the length attributes for 32-bit mode. Use
3490 rs6000_output_move_128bit and drop the use of the string
3491 instructions for 32-bit movti when -mvsx-timode is in effect. Use
3492 spacing so that the alternatives and attributes don't generate
3493 long lines, and put things in columns, so that it is easier to
3494 match up the operands and attributes with the insn alternatives.
3495 (vsx_mov<mode>_64bit): Likewise.
3496 (vsx_mov<mode>_32bit): Likewise.
3497 (vsx_movti_64bit): Fold movti into normal vector moves.
3498 (vsx_movti_32bit): Likewise.
3499 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
3501 (vsx_splat_v4si_internal): Likewise.
3502 (vsx_splat_v4sf_internal): Likewise.
3503 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
3504 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
3505 extend vector elements.
3506 (vsx_sign_extend_hi_<mode>): Likewise.
3507 (vsx_sign_extend_si_v2di): Likewise.
3508 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
3510 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
3511 constraints. Add trailing period to wL documentation.
3513 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
3516 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
3517 * tree-dfa.c (replace_abnormal_ssa_names): New function.
3518 * tree-call-cdce.c: Include tree-dfa.h.
3519 (can_guard_call_p): New function, extracted from...
3520 (can_use_internal_fn): ...here.
3521 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
3523 (shrink_wrap_one_built_in_call): Likewise.
3524 (use_internal_fn): Likewise.
3525 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
3526 and return void. Call replace_abnormal_ssa_names.
3527 (pass_call_cdce::execute): Check can_guard_call_p during the
3528 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
3529 will always change something.
3531 2016-05-18 Martin Jambor <mjambor@suse.cz>
3534 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
3535 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
3537 2016-05-18 Martin Jambor <mjambor@suse.cz>
3540 * ipa-inline.h (condition): New field size.
3541 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
3542 for comaprison and store it into the new condition.
3543 (evaluate_conditions_for_known_args): Use condition size to check
3544 access sizes for all but CHANGED conditions.
3545 (unmodified_parm_1): New parameter size_p, store access size into it.
3546 (unmodified_parm): Likewise.
3547 (unmodified_parm_or_parm_agg_item): Likewise.
3548 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
3549 (set_cond_stmt_execution_predicate): Extract access sizes and store
3551 (set_switch_stmt_execution_predicate): Likewise.
3552 (will_be_nonconstant_expr_predicate): Likewise.
3553 (will_be_nonconstant_predicate): Likewise.
3554 (inline_read_section): Stream condition size.
3555 (inline_write_summary): Likewise.
3557 2016-05-18 Richard Biener <rguenther@suse.de>
3559 * tree-ssa-loop-im.c (determine_max_movement): Properly add
3560 condition cost to PHI cost instead of total_cost.
3562 2016-05-18 Martin Liska <mliska@suse.cz>
3565 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
3568 2016-05-18 Richard Biener <rguenther@suse.de>
3570 * lto-streamer.h (LTO_major_version): Bump to 6.
3572 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3574 * function.c (make_split_prologue_seq, make_prologue_seq,
3575 make_epilogue_seq): New functions, factored out from...
3576 (thread_prologue_and_epilogue_insns): Here.
3578 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3580 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
3581 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
3582 of before. Add a comment.
3584 2016-05-18 Bin Cheng <bin.cheng@arm.com>
3586 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
3587 expression pointer, not pointer to the pointer.
3589 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3591 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
3592 (avx2_pbroadcast<mode>): Add another alternative with v instead
3593 of x constraints in it, using <pbroadcast_evex_isa> isa.
3594 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
3596 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
3597 constraint x instead of v in second alternative, add avx512bw
3600 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
3601 constraint x instead of v in second alternative, add avx512bw
3604 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
3605 constraint x instead of v in second alternative, add avx512bw
3608 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
3609 avx512bw alternative.
3611 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3613 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
3615 (define_insn "*andnottf3"): Ditto.
3616 (define_insn "*<code><mode>3"/any_logic): Ditto.
3617 (define_insn "*<code>tf3"/any_logic): Ditto.
3618 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
3619 operand to block AVX-512VL insn variant emit when it is not enabled.
3621 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3623 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
3624 constraint fot SF mode.
3626 2016-05-18 Petr Murzin <petr.murzin@intel.com>
3627 Kirill Yukhin <kirill.yukhin@intel.com>
3629 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
3631 (define_insn "rsqrt14<mode>"): Ditto.
3632 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
3633 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
3634 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
3635 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
3636 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
3638 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
3639 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
3640 * config/i386/i386.c (ix86_print_operand): Expand check for size
3641 override codes for Intel syntax.
3643 2016-05-18 Richard Biener <rguenther@suse.de>
3645 PR tree-optimization/71168
3646 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
3647 initialization earlier.
3649 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
3651 * config/aarch64/aarch64-simd.md
3652 (aarch64_reduc_plus_internal<mode>): Rename to...
3653 (reduc_plus_scal): ...This, and remove previous implementation.
3655 2016-05-18 Richard Biener <rguenther@suse.de>
3657 * passes.def: Put late dse and cd_dce in canonical order.
3659 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
3661 * ipa-inline-transform.c (preserve_function_body_p): Look for
3662 first non-thunk clone.
3663 (save_function_body): Save into first non-thunk.
3664 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
3666 (lto_output_node): Inline thunks don't need body in every
3668 * lto-streamer-in.c: Do not fixup thunk clones.
3669 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
3671 * tree-inline.c (copy_bb): Be prepared for target node to be new after
3674 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3677 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
3678 (reassociate_bb): Call transform_add_to_multiply.
3680 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3682 * config/aarch64/aarch64.c (all_extensions): Removed unused
3685 2016-05-17 Nathan Sidwell <nathan@acm.org>
3687 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
3688 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
3690 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
3692 PR tree-optimization/54579
3694 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
3696 2016-05-17 Marek Polacek <polacek@redhat.com>
3699 * tree-inline.c (expand_call_inline): Call
3700 maybe_remove_unused_call_args.
3702 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
3704 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
3705 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
3706 * doc/md.texi (fmin@var{m}3): Likewise.
3708 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3710 * match.pd (X & C): New transformation.
3712 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3714 * match.pd (~X & Y): New transformation.
3716 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3718 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
3719 information for new SSA_NAME.
3720 (simplify_conversion_using_ranges): Get range through get_range_info
3721 instead of get_value_range.
3723 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3725 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
3726 Remove inline assembly.
3727 (vmvn_s16): Likewise.
3728 (vmvn_s32): Likewise.
3729 (vmvn_u8): Likewise.
3730 (vmvn_u16): Likewise.
3731 (vmvn_u32): Likewise.
3732 (vmvnq_s8): Likewise.
3733 (vmvnq_s16): Likewise.
3734 (vmvnq_s32): Likewise.
3735 (vmvnq_u8): Likewise.
3736 (vmvnq_u16): Likewise.
3737 (vmvnq_u32): Likewise.
3738 (vmvn_p8): Likewise.
3739 (vmvnq_p16): Likewise.
3741 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3743 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
3745 (vmul_n_s16): Likewise.
3746 (vmul_n_s32): Likewise.
3747 (vmul_n_u16): Likewise.
3748 (vmul_n_u32): Likewise.
3749 (vmulq_n_f32): Likewise.
3750 (vmulq_n_f64): Likewise.
3751 (vmulq_n_s16): Likewise.
3752 (vmulq_n_s32): Likewise.
3753 (vmulq_n_u16): Likewise.
3754 (vmulq_n_u32): Likewise.
3756 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3758 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
3759 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
3761 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3763 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
3764 to *aarch64_fma4_elt_from_dup<mode>.
3765 (*aarch64_fnma4_elt_to_128df): Rename to
3766 *aarch64_fnma4_elt_from_dup<mode>.
3767 * config/aarch64/arm_neon.h (vfma_n_f64): New.
3768 (vfms_n_f32): Likewise.
3769 (vfms_n_f64): Likewise.
3770 (vfmsq_n_f32): Likewise.
3771 (vfmsq_n_f64): Likewise.
3773 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
3775 * wide-int.h: Change fixed_wide_int_storage from class to struct.
3777 2016-05-17 Richard Biener <rguenther@suse.de>
3779 PR tree-optimization/71132
3780 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
3781 Only add control dependences for blocks in the loop.
3782 (build_rdg): Adjust.
3783 (generate_code_for_partition): Return whether loop should
3784 be destroyed and delay that.
3785 (distribute_loop): Likewise.
3786 (pass_loop_distribution::execute): Record loops to be destroyed
3787 and perform delayed destroying of loops.
3789 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3792 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
3794 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3796 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
3798 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
3801 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
3802 insertion point for instructions generated by validize_mem.
3804 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3806 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
3809 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3811 * config/aarch64/aarch64.c
3812 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
3813 rather than a macro.
3815 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3817 * doc/invoke.texi (AArch64 Options): Various updates.
3819 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3821 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
3822 into instrumentation thunks.
3823 * cif-code.def (CIF_CHKP): New.
3825 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
3827 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
3829 2016-05-16 Martin Jambor <mjambor@suse.cz>
3831 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
3832 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
3834 2016-05-16 Marek Polacek <polacek@redhat.com>
3836 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
3839 2016-05-16 Martin Jambor <mjambor@suse.cz>
3842 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
3843 the outlined kernel function.
3845 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
3847 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
3848 (ISA_HAS_DLSA): Ditto.
3850 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
3852 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
3854 2016-05-16 Nathan Sidwell <nathan@acm.org>
3856 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
3857 (nvptx_name_replacement): Restore. Add comment.
3858 (write_fn_proto, write_fn_proto_from_insn,
3859 nvptx_output_call_insn): Restore
3860 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
3862 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3864 * config/aarch64/aarch64.md
3865 (add<mode>3_compareC_cconly_imm): Remove use of %w.
3866 (add<mode>3_compareC_imm): Likewise.
3867 (<optab>si3_uxtw): Split into register and immediate variants.
3868 (andsi3_compare0_uxtw): Likewise.
3869 (and<mode>3_compare0): Likewise.
3870 (and<mode>3nr_compare0): Likewise.
3871 (stack_protect_test_<mode>): Don't use %x for memory operands.
3873 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
3875 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
3877 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3879 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
3880 Split integer shifts into shift_reg and bfm.
3881 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3882 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3883 (ror<mode>3_insn): Likewise.
3884 (<optab>si3_insn_uxtw): Likewise.
3885 (<optab><mode>3_insn): Change to rotate_imm.
3886 (extr<mode>5_insn_alt): Likewise.
3887 (extrsi5_insn_uxtw): Likewise.
3888 (extrsi5_insn_uxtw_alt): Likewise.
3890 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3892 * doc/tm.texi: Regenerate.
3893 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
3894 (TARGET_INVALID_RETURN_TYPE): Remove.
3895 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
3896 TARGET_INVALID_RETURN_TYPE.
3897 * target.def (invalid_parameter_type): Remove.
3898 (invalid_return_type): Remove.
3900 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3902 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
3903 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
3905 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
3907 (preserve_function_body_p): No need to preserve function body
3908 * cif-codes.def (CIF_THUNK): Remove.
3909 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
3911 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3913 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
3915 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3917 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
3920 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3922 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
3923 (inline_small_functions): Do not look for function symbol when
3926 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3928 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
3931 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3932 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3933 Jiong Wang <jiong.wang@arm.com>
3935 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
3936 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
3937 Define __ARM_FP16_ARGS when appropriate.
3938 * config/arm/arm.c (arm_invalid_parameter_type): Remove
3940 (arm_invalid_return_type): Likewise.
3941 (TARGET_INVALID_PARAMETER_TYPE): Remove.
3942 (TARGET_INVALID_RETURN_TYPE): Remove.
3943 (aapcs_vfp_sub_candidate): Allow HFmode.
3944 (aapcs_vfp_allocate): Add comment. Support HFmode.
3945 (aapcs_vfp_allocate_return_reg): Likewise.
3946 (struct aapcs_cp_arg_layout): Slightly reword comments for
3947 is_return_candidate and allocate_return_reg.
3948 (output_mov_vfp): Update assert.
3949 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
3951 (arm_invalid_parameter_type): Remove.
3952 (amr_invalid_return_type): Remove.
3953 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
3954 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
3955 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
3957 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3959 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
3960 * config/aarch64/arch64-protos.h
3961 (aarch64_legitimize_reload_address): Remove.
3962 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
3965 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
3967 * configure.ac: Add ACX_NONCANONICAL_HOST.
3968 * configure: Regenerate.
3969 * Makefile.in: Set host_noncanonical.
3971 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
3974 * config/i386/i386.md (*movtf_internal): Before register allocation,
3975 do not allow FP constants for CM_MEDIUM memory model, allow only
3976 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
3977 (*movxf_internal): Ditto.
3978 (*movdf_internal): Ditto.
3979 (*movsf_internal): Ditto.
3981 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
3983 PR rtl-optimization/67483
3984 * combine.c (make_compound_operation): Don't call extract_left_shift
3985 with negative shift amounts.
3987 2016-05-13 Jakub Jelinek <jakub@redhat.com>
3990 * fold-const.c (fold_checksum_tree): Allow modification
3991 of TYPE_ALIAS_SET during folding.
3993 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
3994 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
3995 (ix86_split_to_parts): Likewise. Fix up formatting.
3997 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
3999 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4000 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4003 2016-05-13 Nathan Sidwell <nathan@acm.org>
4005 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4006 (nvptx_name_replacement): Delete.
4007 (write_fn_proto, write_fn_proto_from_insn,
4008 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4009 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4010 * langhooks.c (add_builtin_funcction_common): Call
4011 targetm.mangle_decl_assembler_name.
4013 * config/nvptx/nvptx.c (write_fn_proto): Handle
4014 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4016 2016-05-13 Martin Liska <mliska@suse.cz>
4018 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4019 and PRIu64 in printf format.
4021 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4023 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4026 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4028 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4029 Change --param max-completely-peeled-times to
4030 --param max-completely-peel-times in dump file printing.
4032 2016-05-13 Richard Biener <rguenther@suse.de>
4034 PR tree-optimization/42587
4035 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4036 (find_bswap_or_nop_1): Likewise.
4037 (bswap_replace): Likewise.
4039 2016-05-13 Martin Liska <mliska@suse.cz>
4041 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4042 Initialize a variable with default value.
4044 2016-05-13 Martin Liska <mliska@suse.cz>
4046 * doc/invoke.texi: Enhance explanation of error recovery
4049 2016-05-13 Martin Liska <mliska@suse.cz>
4051 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4052 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4053 (iv_inv_expr_ent *).
4054 (struct iv_inv_expr_ent): Comment struct fields.
4055 (sort_iv_inv_expr_ent): New function.
4056 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4057 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4058 a hash_map between iv_inv_expr_ent and number of usages.
4059 (niter_for_exit): Fix coding style.
4060 (tree_ssa_iv_optimize_init): Use renamed variable.
4061 (determine_base_object): Fix coding style.
4062 (alloc_iv): Likewise.
4063 (find_interesting_uses_outside): Likewise.
4064 (add_candidate_1): Likewise.
4065 (add_standard_iv_candidates): Likewise.
4066 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4067 (prepare_decl_rtl): Fix coding style.
4068 (get_address_cost): Likewise.
4069 (get_shiftadd_cost): Likewise.
4070 (force_expr_to_var_cost): Likewise.
4071 (compare_aff_trees): Likewise.
4072 (get_expr_id): Restructure the function.
4073 (get_loop_invariant_expr_id): Renamed to
4074 get_loop_invariant_expr.
4075 (get_computation_cost_at): Replace usage of inv_expr_id with
4077 (get_computation_cost): Likewise.
4078 (determine_group_iv_cost_generic): Likewise.
4079 (determine_group_iv_cost_address): Likewise.
4080 (iv_period): Fix coding style.
4081 (iv_elimination_compare_lt): Likewise.
4082 (may_eliminate_iv): Likewise.
4083 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4085 (determine_group_iv_costs): Dump invariant expressions.
4086 (iv_ca_recount_cost): Use the newly added hash_map.
4087 (iv_ca_set_remove_invariants): Fix coding style.
4088 (iv_ca_set_add_invariants): Fix coding style.
4089 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4091 (iv_ca_set_cp): Likewise.
4092 (iv_ca_new): Initialize the newly added hash_map and remove
4093 initialization of fields.
4094 (iv_ca_free): Delete the hash_map.
4095 (iv_ca_dump): Dump invariant expressions.
4096 (iv_ca_extend): Fix coding style.
4097 (try_add_cand_for): Likewise.
4098 (create_new_ivs): Dump information about # of avg iterations and
4099 # of used invariant expressions.
4100 (rewrite_use_compare): Fix coding style.
4101 (free_loop_data): Set default value for max_inv_expr_id.
4103 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4105 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4106 returned value cse_cfg_altered computation.
4107 (rest_of_handle_cse2): Likewise.
4108 (rest_of_handle_cse_after_global_opts): Likewise.
4110 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4113 * config/arm/arm.c (arm32_output_mi_thunk): New.
4114 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4115 to split Thumb1 vs TARGET_32BIT functionality.
4116 (arm_thumb1_mi_thunk): New.
4118 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4120 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4123 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4126 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4128 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4130 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4131 (expand_builtin_trap): Emit a regular call.
4132 (set_builtin_user_assembler_name): Remove obsolete cases.
4133 * dse.c (scan_insn): Adjust.
4134 * except.c: Include calls.h.
4135 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4136 emit a regular call to setjmp.
4137 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4138 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4139 (emit_block_move_via_libcall): Delete.
4140 (block_move_fn): Delete.
4141 (init_block_move_fn): Likewise.
4142 (emit_block_move_libcall_fn): Likewise.
4143 (emit_block_op_via_libcall): New function.
4144 (set_storage_via_libcall): Tidy up and use memset builtin.
4145 (block_clear_fn): Delete.
4146 (init_block_clear_fn): Likewise.
4147 (clear_storage_libcall_fn): Likewise.
4148 (expand_assignment): Call emit_block_move_via_libcall.
4149 Do not include gt-expr.h.
4150 * expr.h (emit_block_op_via_libcall): Declare.
4151 (emit_block_copy_via_libcall): New inline function.
4152 (emit_block_move_via_libcall): Likewise.
4153 (emit_block_comp_via_libcall): Likewise.
4154 (block_clear_fn): Delete.
4155 (init_block_move_fn): Likewise.
4156 (init_block_clear_fn): Likewise.
4157 (emit_block_move_via_libcall): Likewise.
4158 (set_storage_via_libcall): Add default parameter value.
4159 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4160 (abort_libfunc): Delete.
4161 (memcpy_libfunc): Likewise.
4162 (memmove_libfunc): Likewise.
4163 (memcmp_libfunc): Likewise.
4164 (memset_libfunc): Likewise.
4165 (setbits_libfunc): Likewise.
4166 (setjmp_libfunc): Likewise.
4167 (longjmp_libfunc): Likewise.
4168 (profile_function_entry_libfunc): Likewise.
4169 (profile_function_exit_libfunc): Likewise.
4170 (gcov_flush_libfunc): Likewise.
4171 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4172 and DECL_VISIBILITY on the declaration.
4173 (init_optabs): Do not initialize obsolete libfuncs.
4174 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4175 * tree-core.h (ECF_RET1): Define.
4176 (ECF_TM_PURE): Adjust.
4177 (ECF_TM_BUILTIN): Likewise.
4178 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4179 (build_common_builtin_nodes): Initialize abort builtin.
4180 Add ECF_RET1 on memcpy, memmove and memset builtins.
4181 Pass final flags for alloca and alloca_with_align builtins.
4182 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4184 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4185 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4186 set_storage_via_libcall and call emit_block_copy_via_libcall.
4188 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4190 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4191 DImode before it is passed to ix86_output_call_operand.
4192 (*call_value_got_x32): Ditto for operand 1.
4194 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4196 PR rtl-optimization/70904
4197 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4198 reload for wide mode.
4200 2016-05-12 Marek Polacek <polacek@redhat.com>
4203 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4204 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4205 * langhooks.h (incomplete_type_error): Likewise.
4206 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4207 parameter, pass it down to incomplete_type_error.
4208 * tree.h (size_in_bytes): New inline overload.
4209 (size_in_bytes_loc): Renamed from size_in_bytes.
4211 2016-05-12 Richard Biener <rguenther@suse.de>
4213 PR tree-optimization/71059
4214 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4215 nary before looking up or entering the expression into the VN
4217 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4218 Make sure to re-use NARYs without result as inserted by
4221 2016-05-12 Richard Biener <rguenther@suse.de>
4223 PR tree-optimization/71062
4224 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4226 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4227 vars_contains_restrict if the var is a restrict tag.
4228 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4229 do not disambiguate pointers against it.
4230 (dump_points_to_solution): Re-structure and adjust for new
4231 vars_contains_restrict flag.
4232 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4234 2016-05-12 Martin Liska <mliska@suse.cz>
4236 * doc/invoke.texi: Explain connection between
4237 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4239 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4241 PR tree-optimization/71006
4242 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4243 consider COND_EXPR as a mask producer.
4245 2016-05-12 Marek Polacek <polacek@redhat.com>
4248 * opts.c (common_handle_option): Detect missing argument for --help^.
4250 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4253 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4254 when popping the PC and within an interrupt handler routine.
4255 Add missing tab to output of "ldmfd".
4256 (output_return_instruction): Output LDMFD with SP update rather
4257 than POP when returning from interrupt handler.
4259 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4261 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4262 TARGET_64BIT && TARGET_AVX512DQ.
4263 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4264 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4265 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4266 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4267 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4268 (*vec_extractv4si_zext): Add avx512dq alternative.
4269 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
4270 use v instead of x constraint in other alternatives where possible.
4272 * config/i386/sse.md (sse2_loadld): Use v instead of x
4273 constraint in alternatives 0,1,4.
4275 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
4276 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
4277 v constraints instead of x and <pinsr_evex_isa> isa attribute.
4280 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
4281 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
4282 is not emitted unless TARGET_AVX512BW.
4283 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
4284 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
4285 for the result operand.
4287 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
4288 constraint instead of x in avx alternatives. Use maybe_evex instead
4291 * config/i386/constraints.md (Yv): New constraint.
4292 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
4293 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
4294 * config/i386/i386.md (avx512fvecmode): New mode attr.
4295 (*pushtf): Use v constraint instead of x.
4296 (*movtf_internal): Likewise. For TARGET_AVX512VL and
4297 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
4298 (*absneg<mode>2): Use Yv constraint instead of x constraint.
4299 (*absnegtf2_sse): Likewise.
4300 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
4301 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
4302 avx512f alternatives.
4303 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
4305 2016-05-12 Richard Biener <rguenther@suse.de>
4307 PR tree-optimization/71060
4308 * tree-data-ref.c (initialize_data_dependence_relation): Do not
4309 require exact match of DR_BASE_OBJECT but only matching address and
4312 2016-05-12 Richard Biener <rguenther@suse.de>
4314 PR tree-optimization/70986
4315 * cfganal.c: Include cfgloop.h.
4316 (dfs_find_deadend): Prefer to take edges exiting loops.
4318 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4320 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
4321 compile and run time.
4323 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
4326 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
4328 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
4330 * config/i386/i386.c (legitimize_pic_address): Use
4331 copy_to_suggested_reg instead of gen_movsi.
4333 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4335 * config/rs6000/predicates.md (quad_memory_operand): Move most of
4336 the code into quad_address_p and call it to share code with
4337 vsx_quad_dform_memory_operand.
4338 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
4340 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
4341 bit instead of being a separate word. Split -mpower9-dform into
4342 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4343 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
4344 for the register class supporting 128-bit quad word memory offsets.
4345 (mode_supports_vsx_dform_quad): Helper function to return if the
4346 register class uses quad word memory offsets.
4347 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
4348 (rs6000_debug_reg_global): Always print if we are using LRA or not.
4349 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
4350 instructions are enabled, set up the appropriate addr_masks for
4352 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
4353 -mpower9-dform-scalar, instead of -mpower9-dform.
4354 (rs6000_option_override_internal): Split -mpower9-dform into two
4355 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
4356 -mpower9-dform switch sets or clears both. If we are not using
4357 the LRA register allocator, do not enable -mpower9-dform-vector by
4358 default. If we are using LRA, enable -mpower9-dform-vector and
4359 -mvsx-timode if it is appropriate. Issue a warning if either
4360 -mpower9-dform-vector or -mvsx-timode are explicitly used without
4362 (quad_address_offset_p): New helper function to return if the
4363 offset is legal for quad word memory instructions.
4364 (quad_address_p): New function to determin if GPR or vector
4365 register quad word memory addresses are legal.
4366 (mem_operand_gpr): Validate quad word address offsets.
4367 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
4368 d-form (register + offset) instructions.
4369 (offsettable_ok_by_alignment): Likewise.
4370 (rs6000_legitimate_offset_address_p): Likewise.
4371 (legitimate_lo_sum_address_p): Likewise.
4372 (rs6000_legitimize_address): Likewise.
4373 (rs6000_legitimize_reload_address): Add more debug statements for
4375 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
4376 d-form instructions.
4377 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
4378 d-form instructions. Distinguish different cases in debug
4379 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
4380 d-form instructions.
4381 (rs6000_preferred_reload_class): Likewise.
4382 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
4383 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
4384 of the ISA 2.06 indexed memory instructions.
4385 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
4386 use them to save/restore the saved vector registers instead of
4387 using Altivec instructions.
4388 (rs6000_emit_epilogue): Likewise.
4389 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
4390 (rs6000_opt_masks): Split -mpower9-dform into
4391 -mpower9-dform-scalar and -mpower9-dform-vector.
4392 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
4394 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
4395 ISA 3.0 vector indexed memory instructions, and fold the code into
4396 the normal mov<mode> patterns.
4397 (p9_vecstore_<mode>): Likewise.
4398 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
4400 (vsx_movti_64bit): Likewise.
4401 (vsx_movti_32bit): Likewise.
4402 * config/rs6000/constraints.md (wO constraint): New constraint for
4403 ISA 3.0 vector d-form support.
4404 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
4405 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
4406 include -mpower9-dform-vector until we switch over to LRA.
4407 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
4408 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4409 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
4410 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4411 for -mpower9-dform and -mlra.
4412 * doc/md.texi (wO constraint): Document wO constraint.
4414 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
4416 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
4417 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
4418 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
4419 Move handling of non-insn arguments inline into the sole user:
4420 (output_trans_func): ...here.
4421 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
4422 in emitted function prototype.
4423 (output_internal_insn_latency_func): Ditto. Simplify.
4424 (output_internal_maximal_insn_latency_func): Ditto. Delete
4425 always-unused argument.
4426 (output_insn_latency_func): Ditto.
4427 (output_maximal_insn_latency_func): Ditto.
4429 2016-05-11 Richard Biener <rguenther@suse.de>
4431 PR tree-optimization/71055
4432 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
4433 sth with precision not equal to access size verify we don't chop
4436 2016-05-11 Richard Biener <rguenther@suse.de>
4439 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
4440 (dwarf2out_finish): Move retry_incomplete_types call ...
4441 (dwarf2out_early_finish): ... here.
4443 2016-05-11 Richard Biener <rguenther@suse.de>
4446 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
4447 if the langhook insists on it.
4448 * fold-const.c (make_bit_field_ref): Add arg for the original
4449 reference and preserve its alias-set.
4450 (decode_field_reference): Take exp by reference and adjust it
4451 to the original memory reference.
4452 (optimize_bit_field_compare): Adjust callers.
4453 (fold_truth_andor_1): Likewise.
4454 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
4456 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4459 * cfgrtl.h (delete_insn_and_edges): Now return bool.
4460 * cfgrtl.c (delete_insn_and_edges): Likewise.
4461 * config/i386/i386.c (convert_scalars_to_vector): Remove
4463 * cse.c (cse_insn): Compute cse_cfg_altered.
4464 (delete_trivially_dead_insns): Likewise.
4465 (cse_cc_succs): Likewise.
4466 (rest_of_handle_cse): Free dominance info if required.
4467 (rest_of_handle_cse2): Likewise.
4468 (rest_of_handle_cse_after_global_opts): Likewise.
4470 2016-05-11 Alan Modra <amodra@gmail.com>
4472 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
4473 abi_v4_pass_in_fpr): New functions.
4474 (rs6000_function_arg_boundary): Exclude complex IBM long double
4475 from 64-bit alignment when ABI_V4.
4476 (rs6000_function_arg, rs6000_function_arg_advance_1,
4477 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
4479 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
4481 PR rtl-optimization/71028
4482 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
4483 jump with just a return in the fallthrough block if the branch
4484 block contains just a return as well.
4486 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
4488 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
4489 * match.pd ((X & Y) ^ Y): ... this.
4490 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
4491 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
4493 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4495 * read-md.c (require_char_ws): New function.
4496 (read_string): Simplify using require_char_ws.
4497 (handle_constants): Likewise.
4498 (handle_enum): Likewise.
4499 (handle_file): Likewise.
4500 * read-md.h (require_char_ws): New declaration.
4501 * read-rtl.c (read_conditions): Simplify using require_char_ws.
4502 (read_mapping): Likewise.
4503 (read_rtx_code): Likewise.
4504 (read_nested_rtx): Likewise.
4506 2016-05-10 James Norris <jnorris@codesourcery.com>
4508 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
4509 if offloading is enabled and -fopenacc or -fopenmp is specified.
4510 (CRTOFFLOADEND): Likewise.
4511 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
4512 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
4514 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
4516 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
4517 gotoff_operand code paths. Use copy_to_suggested_regs and
4518 expand_simple_binop where appropriate. Cleanup.
4520 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4523 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
4525 (dimode_scalar_chain::vector_const_cost): New.
4526 (dimode_scalar_chain::compute_convert_gain): Handle constants.
4527 (dimode_scalar_chain::convert_op): Likewise.
4528 (dimode_scalar_chain::convert_insn): Likewise.
4530 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4532 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
4533 unary operation, not a binary one.
4535 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4538 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
4539 calls with type casted fndecl.
4541 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4543 PR tree-optimization/70786
4544 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
4545 * calls.c (initialize_argument_information): Bind bounds
4546 with corresponding args passed by reference.
4548 2016-05-10 Jakub Jelinek <jakub@redhat.com>
4551 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
4552 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
4553 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
4556 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4559 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
4560 code for a zero scale factor.
4561 (vsx_xvcvdpuxds_scale): Likewise.
4563 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4565 * diagnostic-show-locus.c (layout::layout): Call show_ruler
4566 if show_ruler_p was set on the context.
4567 (layout::show_ruler): New method.
4568 * diagnostic.h (struct diagnostic_context): Add field
4571 2016-05-10 Richard Biener <rguenther@suse.de>
4573 PR tree-optimization/71039
4574 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
4575 (chk_uses): New function.
4576 (propagate_with_phi): Verify we can safely replicate the lhs of an
4577 aggregate assignment on all incoming edges.
4579 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
4581 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
4583 (rx_atomic_sequence): New class.
4584 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
4585 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
4587 (rx_atomic_sequence::rx_atomic_sequence,
4588 rx_atomic_sequence::~rx_atomic_sequence): New functions.
4589 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
4590 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
4591 CTRLREG_INTB): New constants.
4592 (FETCHOP): New code iterator.
4593 (fethcop_name, fetchop_name2): New iterator code attributes.
4594 (QIHI): New mode iterator.
4595 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
4596 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
4597 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
4599 2016-05-10 Martin Liska <mliska@suse.cz>
4601 * tree-inline.c (remap_dependence_clique): Do not remap
4602 debugging statements.
4604 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4606 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
4607 ("*fixuns_truncdfdi2_z13")
4608 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
4609 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
4610 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
4612 2016-05-10 Richard Biener <rguenther@suse.de>
4614 PR tree-optimization/70497
4615 PR tree-optimization/28367
4616 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
4618 (visit_reference_op_load): ... here.
4619 (vn_reference_lookup_3): Use it to handle subreg-like accesses
4620 with simplified BIT_FIELD_REFs.
4621 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
4622 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
4625 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4627 * dwarf2out.c (add_abstract_origin_attribute): Adjust
4628 documentation comment. For BLOCK nodes, add a
4629 DW_AT_abstract_origin attribute that points to the DIE generated
4630 for the origin BLOCK.
4631 (gen_lexical_block_die): Call add_abstract_origin_attribute for
4632 blocks from inlined functions.
4634 2016-05-10 Alan Modra <amodra@gmail.com>
4637 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
4638 regrename modifying insns saving lr before __morestack call.
4639 * config/rs6000/rs6000.md (split_stack_return): Similarly for
4640 insns restoring lr after __morestack call.
4642 2016-05-09 Jakub Jelinek <jakub@redhat.com>
4644 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
4645 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
4647 * config/i386/sse.md (vec_interleave_high<mode>,
4648 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
4649 <avx512>_vpermt2var<mode>3_maskz): Likewise.
4651 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4653 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
4654 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
4655 parallel reassociation for power8 and forward.
4657 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
4659 * config/i386/i386.md (absneg splitters with general regs): Use
4660 general_reg_operand predicate.
4661 (btsq peephole2): Use x86_64_immediate_operand to check if new
4662 value is suitable for immediate operand. Generate emitted insn
4663 using RTL expressions.
4664 (btcq peephole2): Ditto.
4665 (btrq peephole2): Ditto. Generate correct immediate operand
4668 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4670 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
4673 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4675 * tree-affine.c (wide_int_constant_multiple_p): Add missing
4676 pointer dereference.
4678 2016-05-09 Richard Biener <rguenther@suse.de>
4680 PR tree-optimization/70985
4681 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
4682 op0 isn't a gimple register.
4684 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
4686 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
4687 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
4688 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
4689 (i6400_fpu_mult): New cpu units.
4690 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
4691 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
4692 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
4693 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
4694 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
4695 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
4696 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
4697 (i6400_msa_long_float4, i6400_msa_long_float5)
4698 (i6400_msa_long_float8, i6400_msa_fdiv_df)
4699 (i6400_msa_fdiv_sf): New reservations.
4700 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
4701 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
4702 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
4703 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
4704 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
4705 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
4706 (msa_short_cmp, msa_short_float2, msa_short_logic3)
4707 (msa_short_store4, msa_long_load, msa_short_store)
4708 (msa_long_logic, msa_long_float2, msa_long_float4)
4709 (msa_long_float5, msa_long_float8, msa_long_mult)
4710 (msa_long_fdiv, msa_long_div): New reservations.
4712 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
4713 Sameera Deshpande <sameera.deshpande@imgtec.com>
4714 Matthew Fortune <matthew.fortune@imgtec.com>
4715 Graham Stott <graham.stott@imgtec.com>
4716 Chao-ying Fu <chao-ying.fu@imgtec.com>
4718 * config.gcc: Add MSA header file for mips*-*-* target.
4719 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
4720 (Ubv8i, Urv8): New constraints.
4721 * config/mips/mips-ftypes.def: Add function types for MSA
4723 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
4724 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
4725 * config/mips/mips-msa.md: New file.
4726 * config/mips/mips-protos.h
4727 (mips_split_128bit_const_insns): New prototype.
4728 (mips_msa_idiv_insns): Likewise.
4729 (mips_split_128bit_move): Likewise.
4730 (mips_split_128bit_move_p): Likewise.
4731 (mips_split_msa_copy_d): Likewise.
4732 (mips_split_msa_insert_d): Likewise.
4733 (mips_split_msa_fill_d): Likewise.
4734 (mips_expand_msa_branch): Likewise.
4735 (mips_const_vector_same_val_p): Likewise.
4736 (mips_const_vector_same_bytes_p): Likewise.
4737 (mips_const_vector_same_int_p): Likewise.
4738 (mips_const_vector_shuffle_set_p): Likewise.
4739 (mips_const_vector_bitimm_set_p): Likewise.
4740 (mips_const_vector_bitimm_clr_p): Likewise.
4741 (mips_msa_vec_parallel_const_half): Likewise.
4742 (mips_msa_output_division): Likewise.
4743 (mips_ldst_scaled_shift): Likewise.
4744 (mips_expand_vec_cond_expr): Likewise.
4745 * config/mips/mips.c (enum mips_builtin_type): Add
4746 MIPS_BUILTIN_MSA_TEST_BRANCH.
4747 (mips_gen_const_int_vector_shuffle): New prototype.
4748 (mips_const_vector_bitimm_set_p): New function.
4749 (mips_const_vector_bitimm_clr_p): Likewise.
4750 (mips_const_vector_same_val_p): Likewise.
4751 (mips_const_vector_same_bytes_p): Likewise.
4752 (mips_const_vector_same_int_p): Likewise.
4753 (mips_const_vector_shuffle_set_p): Likewise.
4754 (mips_symbol_insns): Forbid loading symbols via immediate for
4756 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
4758 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
4760 (mips_lx_address_p): Add support load indexed address for MSA.
4761 (mips_address_insns): Add calculation of instructions needed for
4762 stores and loads for MSA.
4763 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
4764 CONST_VECTOR for MSA and let it fall through.
4765 (mips_ldst_scaled_shift): New function.
4766 (mips_subword_at_byte): Likewise.
4767 (mips_msa_idiv_insns): Likewise.
4768 (mips_legitimize_move): Validate MSA moves.
4769 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
4770 calculation of costs for MSA division.
4771 (mips_split_move_p): Check if MSA moves need splitting.
4772 (mips_split_move): Split MSA moves if necessary.
4773 (mips_split_128bit_move_p): New function.
4774 (mips_split_128bit_move): Likewise.
4775 (mips_split_msa_copy_d): Likewise.
4776 (mips_split_msa_insert_d): Likewise.
4777 (mips_split_msa_fill_d): Likewise.
4778 (mips_output_move): Handle MSA moves.
4779 (mips_expand_msa_branch): New function.
4780 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
4781 Reinstate 'y' modifier.
4782 (mips_file_start): Add MSA .gnu_attribute.
4783 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
4785 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
4786 (mips_class_max_nregs): Add register size for MSA supported mode.
4787 (mips_cannot_change_mode_class): Allow conversion between MSA
4788 vector modes and TImode.
4789 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
4791 (mips_secondary_reload_class): Force MSA loads/stores via memory.
4792 (mips_preferred_simd_mode): Add preffered modes for MSA.
4793 (mips_vector_mode_supported_p): Add MSA supported modes.
4794 (mips_autovectorize_vector_sizes): New function.
4795 (mips_msa_output_division): Likewise.
4796 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
4797 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
4798 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
4799 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
4800 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
4801 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
4802 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
4803 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
4804 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
4805 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
4806 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
4807 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
4808 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
4809 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
4810 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
4811 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
4812 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
4813 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
4814 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
4815 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
4816 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
4817 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
4818 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
4819 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
4820 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
4821 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
4822 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
4823 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
4824 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
4825 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
4826 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
4827 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
4828 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
4829 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
4830 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
4831 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
4832 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
4833 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
4834 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
4835 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
4836 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
4837 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
4838 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
4839 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
4840 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
4841 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
4842 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
4843 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
4844 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
4845 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
4846 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
4847 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
4848 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
4849 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
4850 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
4851 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
4852 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
4853 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
4854 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
4855 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
4856 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
4857 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
4858 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
4859 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
4860 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
4861 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
4862 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
4863 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
4864 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
4865 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
4866 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
4867 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
4868 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
4869 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
4870 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
4871 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
4872 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
4873 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
4874 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
4875 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
4876 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
4877 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
4878 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
4879 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
4880 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
4881 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
4882 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
4883 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
4884 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
4885 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
4886 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
4887 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
4888 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
4889 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
4890 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
4891 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
4892 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
4893 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
4894 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
4895 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
4896 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
4897 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
4898 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
4899 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
4900 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
4901 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
4902 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
4903 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
4904 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
4905 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
4906 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
4907 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
4908 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
4909 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
4910 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
4911 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
4912 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
4913 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
4914 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
4915 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
4916 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
4917 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
4918 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
4919 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
4920 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
4921 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
4922 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
4923 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
4924 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
4925 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
4926 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
4927 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
4928 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
4929 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
4930 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
4931 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
4932 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
4933 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
4934 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
4935 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
4936 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
4937 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
4938 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
4939 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
4940 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
4941 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
4942 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
4943 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
4944 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
4945 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
4946 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
4948 (mips_get_builtin_decl_index): New array.
4949 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
4950 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
4951 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
4952 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
4953 (mips_init_builtins): Initialize mips_get_builtin_decl_index
4955 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4957 (mips_expand_builtin_insn): Prepare operands for
4958 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
4959 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
4960 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
4961 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
4962 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
4963 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
4964 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
4965 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
4966 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
4967 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
4968 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
4969 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
4970 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
4971 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
4972 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
4973 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
4974 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
4975 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
4976 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
4977 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
4978 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
4979 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
4980 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
4981 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
4982 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
4983 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
4984 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
4985 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
4986 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
4987 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
4988 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
4989 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
4990 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
4991 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
4992 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
4993 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
4994 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
4995 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
4996 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
4997 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
4998 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
4999 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5000 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5001 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5002 These are set implicitly and an error is reported if overridden.
5003 (mips_expand_builtin_msa_test_branch): New function.
5004 (mips_expand_msa_shuffle): Likewise.
5005 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5006 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5007 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5008 (mips_expand_vec_unpack): Add support for MSA.
5009 (mips_expand_vector_init): Likewise.
5010 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5011 instead of const0_rtx.
5012 (mips_msa_vec_parallel_const_half): New function.
5013 (mips_gen_const_int_vector): Likewise.
5014 (mips_gen_const_int_vector_shuffle): Likewise.
5015 (mips_expand_msa_cmp): Likewise.
5016 (mips_expand_vec_cond_expr): Likewise.
5017 * config/mips/mips.h
5018 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5019 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5021 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5022 (ISA_HAS_MSA): New macro.
5023 (UNITS_PER_MSA_REG): Likewise.
5024 (BITS_PER_MSA_REG): Likewise.
5025 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5026 (MSA_REG_FIRST): New macro.
5027 (MSA_REG_LAST): Likewise.
5028 (MSA_REG_NUM): Likewise.
5029 (MSA_REG_P): Likewise.
5030 (MSA_REG_RTX_P): Likewise.
5031 (MSA_SUPPORTED_MODE_P): Likewise.
5032 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5033 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5034 * config/mips/mips.md: Include mips-msa.md.
5035 (alu_type): Add simd_add.
5036 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5037 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5038 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5039 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5040 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5041 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5042 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5043 simd_move, simd_load, simd_store. Choose "multi" for moves
5045 (qword_mode): New attribute.
5046 (insn_count): Add instruction count for quad moves.
5047 Increase the count for MIPS SIMD division.
5048 (UNITMODE): Add UNITMODEs for vector types.
5049 (addsub): New code iterator.
5050 * config/mips/mips.opt (mmsa): New option.
5051 * config/mips/msa.h: New file.
5052 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5054 * config/mips/mti-linux.h: Likewise.
5055 * config/mips/predicates.md
5056 (const_msa_branch_operand): New constraint.
5057 (const_uimm3_operand): Likewise.
5058 (const_uimm4_operand): Likewise.
5059 (const_uimm5_operand): Likewise.
5060 (const_uimm8_operand): Likewise.
5061 (const_imm5_operand): Likewise.
5062 (aq10b_operand): Likewise.
5063 (aq10h_operand): Likewise.
5064 (aq10w_operand): Likewise.
5065 (aq10d_operand): Likewise.
5066 (const_m1_operand): Likewise.
5067 (reg_or_m1_operand): Likewise.
5068 (const_exp_2_operand): Likewise.
5069 (const_exp_4_operand): Likewise.
5070 (const_exp_8_operand): Likewise.
5071 (const_exp_16_operand): Likewise.
5072 (const_vector_same_val_operand): Likewise.
5073 (const_vector_same_simm5_operand): Likewise.
5074 (const_vector_same_uimm5_operand): Likewise.
5075 (const_vector_same_uimm6_operand): Likewise.
5076 (const_vector_same_uimm8_operand): Likewise.
5077 (par_const_vector_shf_set_operand): Likewise.
5078 (reg_or_vector_same_val_operand): Likewise.
5079 (reg_or_vector_same_simm5_operand): Likewise.
5080 (reg_or_vector_same_uimm6_operand): Likewise.
5081 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5083 * doc/invoke.texi (-mmsa): Document new option.
5085 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5087 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5088 * configure: Regenerate.
5089 * config.in: Regenerate.
5090 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5092 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5093 (ENDFILE_VTV_SPEC): Define.
5095 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5097 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5098 registers in all interrupt handlers if necessary.
5099 (rl78_option_override): Add warning.
5100 (MUST_SAVE_MDUC_REGISTERS): New macro.
5101 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5102 * config/rl78/rl78.c (check_mduc_usage): New function.
5103 (mduc_regs): New structure to hold MDUC register data.
5104 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5105 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5106 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5107 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5108 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5109 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5111 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5113 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5114 (tree-ssa-loop-niter.h): Ditto.
5115 (idx_within_array_bound, ref_within_array_bound): New functions.
5116 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5117 Factor out check on writable base object to ...
5118 (base_object_writable): ... here.
5120 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5122 * config/arm/arm.md (probe_stack): Add modes to set source
5125 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5127 * regrename.c (base_reg_class_for_rename): New static function.
5128 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5130 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5132 * cgraph.c (thunk_adjust): Export.
5133 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5134 * cgraphunit.c (thunk_adjust): Export.
5135 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5137 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5139 * tree-inline.c (expand_call_inline): Expand thunks inline.
5141 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5144 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5145 (*sse2_vd_cvtss2sd): Ditto.
5146 * config/i386/i386.md
5147 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5148 Generate *sse2_vd_cvtsd2ss pattern.
5149 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5150 Generate *sse2_vd_cvtss2sd pattern.
5152 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5154 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5155 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5158 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5160 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5161 * config/sh/sh.c: Define and declare variables on first use throughout
5163 (current_function_interrupt): Change to bool type.
5164 (frame_insn): Rename to emit_frame_insn and update users.
5165 (push_regs): Use bool for 'interrupt_handler' argument.
5166 (save_schedule_s): Remove.
5167 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5168 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5169 targetm.asm_out.unaligned_op.di.
5170 (gen_far_branch): Remove redundant forward declaration.
5171 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5172 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5173 (sh_set_return_address, sh_function_ok_for_sibcall,
5174 scavenge_reg): Update comments.
5175 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5176 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5177 (sh_attr_renesas_p): Remove unnecessary parentheses.
5178 (branch_dest): Simplify.
5179 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5180 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5181 (CUMULATIVE_ARGS): Change macro to typedef.
5182 (current_function_interrupt): Change to bool type.
5183 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5184 Surround with __cplusplus ifdef.
5185 (sh_compare_op0, sh_compare_op1): Remove.
5186 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5188 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5190 * config/arm/arm.md: (arch): Add neon.
5191 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5192 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5193 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5194 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5195 attributes for alt renumbering. Mark alt 3 as non-predicable.
5196 (thumb2_movdf_vfp): Likewise.
5198 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5200 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5201 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5202 (*andqi_1): Add preferred_for_speed attribute to disparage
5203 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5204 (*<code>qi_1): Ditto.
5205 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5206 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5207 (*ashlqi3_1): Ditto.
5208 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5209 Add preferred_for_size attribute to disparage alternative 0 and
5210 preferred_for_speed attribute to disparage alternative 1 for
5211 TARGET_PARTIAL_REG_STALL targets.
5213 2016-05-07 Tom de Vries <tom@codesourcery.com>
5215 PR tree-optimization/70956
5216 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5219 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5221 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5222 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5223 * config/sh/sh.md (branch_zero): Remove define_attr.
5224 (define_delay): Disable delay slot if branch distance is one insn.
5226 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5228 * config/i386/i386.md (LEAMODE): New mode attribute.
5229 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5230 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5231 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5232 operand 2 predicate.
5233 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5234 (*lea<mode>_general_3): Ditto.
5235 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5237 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5239 * genmddump.c (main): Convert argv from char ** to const char **.
5241 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5243 * coretypes.h (OVERRIDE): New macro.
5246 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5248 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5249 allow coalescing if the types are compatible.
5251 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5253 * pass_manager.h (pass_manager::register_pass_name): New method.
5254 (pass_manager::get_pass_by_name): New method.
5255 (pass_manager::create_pass_tab): New method.
5256 (pass_manager::m_name_to_pass_map): New field.
5257 * passes.c (name_to_pass_map): Delete global in favor of field
5258 "m_name_to_pass_map" of pass_manager.
5259 (register_pass_name): Rename from a function to...
5260 (pass_manager::register_pass_name): ...this method, updating
5261 for renaming of global "name_to_pass_map" to field
5262 "m_name_to_pass_map".
5263 (create_pass_tab): Rename from a function to...
5264 (pass_manager::create_pass_tab): ...this method, updating
5265 for renaming of global "name_to_pass_map" to field.
5266 (get_pass_by_name): Rename from a function to...
5267 (pass_manager::get_pass_by_name): ...this method.
5268 (enable_disable_pass): Convert use of get_pass_by_name to
5269 a method call, locating the pass_manager singleton.
5271 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5273 * genattr-common.c (main): Convert argv from char ** to const char **.
5274 * genattr.c (main): Likewise.
5275 * genattrtab.c (main): Likewise.
5276 * genautomata.c (initiate_automaton_gen): Likewise.
5278 * gencodes.c (main): Likewise.
5279 * genconditions.c (main): Likewise.
5280 * genconfig.c (main): Likewise.
5281 * genconstants.c (main): Likewise.
5282 * genemit.c (main): Likewise.
5283 * genenums.c (main): Likewise.
5284 * genextract.c (main): Likewise.
5285 * genflags.c (main): Likewise.
5286 * genmddeps.c (main): Likewise.
5287 * genopinit.c (main): Likewise.
5288 * genoutput.c (main): Likewise.
5289 * genpeep.c (main): Likewise.
5290 * genpreds.c (main): Likewise.
5291 * genrecog.c (main): Likewise.
5292 * gensupport.c (init_rtx_reader_args_cb): Likewise.
5293 (init_rtx_reader_args): Likewise.
5294 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5295 (init_rtx_reader_args): Likewise.
5296 * gentarget-def.c (main): Likewise.
5297 * read-md.c (read_md_files): Likewise.
5298 * read-md.h (read_md_files): Likewise.
5300 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5302 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
5303 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
5304 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
5305 Remove unused predicate.
5306 (register_and_not_fp_reg_operand): Ditto.
5308 2016-05-06 Martin Liska <mliska@suse.cz>
5310 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
5311 instead of vec as the vector is local to the function.
5313 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5315 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
5316 avx512bw alternative.
5318 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
5319 before the ashr<mode>3 pattern.
5321 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
5322 v instead of x in vex or maybe_vex alternatives, use
5323 maybe_evex instead of vex in prefix.
5325 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
5326 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
5327 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
5328 in vex or maybe_vex alternatives, use maybe_evex instead of vex
5331 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
5332 v instead of x in vex or maybe_vex alternatives, use
5333 maybe_evex instead of vex in prefix.
5335 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
5336 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
5337 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
5338 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
5339 alternatives, use maybe_evex instead of vex in prefix.
5341 * config/i386/sse.md (vec_interleave_lowv4sf,
5342 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
5343 v instead of x in vex or maybe_vex alternatives, use
5344 maybe_evex instead of vex in prefix.
5346 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
5347 v instead of x in vex or maybe_vex alternatives, use
5348 maybe_evex instead of vex in prefix.
5350 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
5351 v constraint instead of x.
5353 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
5355 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
5356 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
5359 2016-05-06 Richard Biener <rguenther@suse.de>
5361 PR tree-optimization/70948
5362 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
5363 Properly clobber all fields of va_list for __builtin_va_start.
5365 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
5368 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
5369 loop latch destination.
5371 2016-05-06 Martin Liska <mliska@suse.cz>
5373 * tree-ssa-uninit.c: Apply manual changes
5374 to the GNU coding style.
5375 (prune_uninit_phi_opnds): Rename from
5376 prune_uninit_phi_opnds_in_unrealizable_paths.
5378 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5380 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
5381 mspace): Remove deprecated options.
5382 * doc/invoke.texi (SH options): Remove -mspace.
5384 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5386 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
5388 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5390 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
5391 corresponding combine split pattern.
5393 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5396 * config/sh/predicates.md (long_displacement_mem_operand): New.
5397 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
5398 Add movi20, movi20s alternatives. Adjust length attribute for
5400 (movsi_ie): Allow for any FPU. Adjust length attribute for
5402 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
5403 attribute for alternatives.
5404 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
5405 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
5406 length attribute for alternatives.
5408 2016-05-06 Richard Biener <rguenther@suse.de>
5410 PR tree-optimization/70960
5411 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
5413 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5416 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
5417 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
5419 2016-05-06 Marek Polacek <polacek@redhat.com>
5422 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
5424 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5427 * config/sh/sh.md (*rotcr): Add another variant.
5429 2016-05-06 Richard Biener <rguenther@suse.de>
5432 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
5434 2016-05-06 Richard Biener <rguenther@suse.de>
5437 * fold-const.c (split_tree): Always convert to the original type
5440 2016-05-06 Richard Biener <rguenther@suse.de>
5442 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
5443 (fwprop_addr): Likewise.
5445 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5448 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
5450 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
5451 * config/i386/i386.md (push mem splitter): Use find_constant_src in
5452 the splitter condition.
5453 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
5454 the splitter condition.
5455 (FP float_extend load splitter): Ditto.
5457 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
5459 * config/i386/i386.md (peehole2 patterns): Change true_regnum
5460 to REGNO in all peephole2 patterns.
5461 (post-reload splitters): Change true_regnum to REGNO in
5462 post-reload splitters.
5463 (zero_extend splitters): Use general_reg_operand and
5464 nonimmediate_gr_operand predicates.
5466 2016-05-05 Jakub Jelinek <jakub@redhat.com>
5468 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
5469 v constraint instead of x.
5471 2016-05-05 Alan Modra <amodra@gmail.com>
5474 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
5475 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
5476 TARGET_NO_FP_IN_TOC for -mrelocatable.
5477 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
5478 TARGET_RELOCATABLE test.
5479 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5480 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5481 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5482 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5483 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5484 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5485 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5486 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5487 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
5488 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5490 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
5491 (rs6000_stack_info): Likewise.
5492 (rs6000_elf_asm_out_constructor): Likewise.
5493 (rs6000_elf_asm_out_destructor): Likewise.
5494 (rs6000_elf_declare_function_name): Likewise.
5495 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
5496 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
5499 2016-05-05 Alan Modra <amodra@gmail.com>
5501 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
5503 2016-05-05 Alan Modra <amodra@gmail.com>
5505 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
5506 out-of-line gpr restore for one or two regs if that would add
5509 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
5512 * config/i386/i386.md
5513 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
5514 Change to post-epilogue_completed late splitter. Use sse_reg_operand
5515 as operand 0 predicate.
5516 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
5518 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
5519 Ditto. Emit the pattern using RTX.
5521 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
5522 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
5523 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
5524 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
5526 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
5527 sse_reg_operand as operand 0 predicate.
5529 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
5530 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
5531 instead of gen_rtx_REG.
5532 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
5535 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5537 * function.c (emit_use_return_register_into_block): Delete.
5538 (gen_return_pattern): Delete.
5539 (emit_return_into_block): Delete.
5540 (active_insn_between): Delete.
5541 (convert_jumps_to_returns): Delete.
5542 (emit_return_for_exit): Delete.
5543 (thread_prologue_and_epilogue_insns): Delete all code dealing with
5544 simple_return for shrink-wrapped blocks.
5545 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
5546 end of blocks that need one.
5547 (get_unconverted_simple_return): Delete.
5548 (convert_to_simple_return): Delete.
5549 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
5550 (convert_to_simple_return): Ditto.
5552 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5554 * cfgcleanup.c (bb_is_just_return): New function.
5555 (try_optimize_cfg): Simplify jumps to return, branches to return,
5556 and branches around return.
5558 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5560 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
5563 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5567 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
5568 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
5569 assert flags & OEP_HASH_CHECK, instead of asserting it
5570 never happens. Handle TARGET_EXPR.
5571 * fold-const.c (operand_equal_p): For hash verification,
5572 or in OEP_HASH_CHECK into flags.
5574 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
5576 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
5578 (compute_samebase_partition_bases): Fix typo.
5580 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5582 * config/i386/sse.md (vec_interleave_highv8sf,
5583 vec_interleave_lowv8sf, vec_interleave_highv4df,
5584 vec_interleave_lowv4df): Remove constraints from expanders.
5586 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
5588 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5590 * tree-inline.c (expand_call_inline): Fix path dealing with
5591 making lhs of call statement undefined.
5593 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5595 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
5596 Check availability on NODE, too.
5597 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
5598 (cgraph_node::call_for_symbol_and_aliases): Likewise.
5599 (varpool_node::call_for_symbol_and_aliase): Likewise.
5600 * ipa-pure-const.c (add_new_function): Analyze all bodies.
5601 (propagate_pure_const): Propagate across interposable functions, too.
5602 (skip_function_for_local_pure_const): Do not skip interposable bodies
5604 (pass_local_pure_const::execute): Update.
5606 2016-05-04 Marek Polacek <polacek@redhat.com>
5608 * doc/invoke.texi: Document -Wdangling-else.
5610 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5612 * config.gcc: Error out when conflicting multilib is detected. Do not
5613 loop over multilibs since no combination is legal.
5615 2016-05-04 Alan Modra <amodra@gmail.com>
5617 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
5618 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
5619 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5622 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
5624 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
5625 Clean up p5600 comments.
5627 2016-05-04 Richard Biener <rguenther@suse.de>
5629 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
5630 constructor simplifications.
5631 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
5633 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
5635 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
5636 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
5637 result.set_rtx is null instead of aborting.
5638 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
5640 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
5641 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
5642 *mov<mode>_store_postinc): New patterns.
5644 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
5646 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
5647 as commutative. Check both conversions are NOP.
5648 ((A & B) OP (C & B)): Remove.
5650 2016-05-04 Alan Modra <amodra@gmail.com>
5652 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
5654 2016-05-04 Alan Modra <amodra@gmail.com>
5657 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
5658 when cr2,3,4 are all fixed regs.
5660 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
5662 PR rtl-optimization/57193
5663 * opts.c (default_options_table): Revert OPT_frename_registers change.
5664 * doc/invoke.texi (-frename-registers, -O2): Likewise.
5666 2016-05-03 Martin Sebor <msebor@redhat.com>
5669 * builtins.c (fold_builtin_FILE): New function.
5670 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
5671 (fold_builtin_0): Call them.
5672 * gimplify.c (gimplify_call_expr): Remove the handling of
5673 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
5676 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
5677 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
5681 * doc/extend.texi (Function Names as Strings): Update __func__,
5682 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
5685 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5686 Richard Biener <rguenther@suse.de>
5688 PR tree-optimization/70916
5689 * tree-if-conv.c: Include cfganal.h.
5690 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
5691 and remove_fake_exit_edges around the optimization pass.
5693 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
5695 * cgraph.c (symbol_table::create_edge): Set inline_failed.
5696 (cgraph_edge::make_direct): Likewise.
5697 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
5698 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
5699 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
5700 (CIF_THUNK): New code.
5701 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
5702 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
5703 (compute_inline_parameters): Set inline_failed for thunks.
5704 (inline_analyze_function): Cleanup.
5705 * ipa-inline.c (can_inline_edge_p): Do not deal with
5706 call_stmt_cannot_inline_p.
5707 (can_early_inline_edge_p): Likewise.
5708 (early_inliner): Initialize inline_failed.
5709 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
5711 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
5713 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
5714 from nonimm_ssenomem_operand.
5715 (nonimm_ssenomem_operand): New predicate.
5716 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
5717 as operand 0 predicate.
5718 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
5719 Disable unsupported alternatives using "enabled" attribute.
5720 Use register_ssemem_operand as operand 0 predicate.
5721 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
5723 2016-05-03 Marek Polacek <polacek@redhat.com>
5726 * input.c (expansion_point_location): New function.
5727 * input.h (expansion_point_location): Declare.
5729 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
5731 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
5732 occurence with frame_offset_ ones.
5734 2016-05-03 Alan Modra <amodra@gmail.com>
5736 PR rtl-optimization/70890
5737 * ira.c (combine_and_move_insns): When moving def_insn, remove
5740 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
5742 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
5743 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
5744 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
5745 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
5747 2016-05-03 Alan Modra <amodra@gmail.com>
5749 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
5750 for SAVE_MULTIPLE/STORE_MULTIPLE.
5752 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5754 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
5755 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
5757 2016-05-03 Richard Biener <rguenther@suse.de>
5759 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
5761 (gimplify_arg): Likewise.
5762 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
5763 re-writing the result to a decl if required.
5764 (internal_get_tmp_var): Add allow_ssa parameter
5765 and override into_ssa with it.
5766 (get_formal_tmp_var): Adjust.
5767 (get_initialized_tmp_var): Add allow_ssa parameter.
5768 (gimplify_arg): Add allow_ssa parameter and avoid generating
5769 SSA names for the result false.
5770 (gimplify_call_expr): If the call may return twice do not
5771 gimplify parameters into SSA.
5772 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
5773 (gimplify_modify_expr): Adjust assert. For noreturn calls
5774 with a SSA name LHS adjust its def.
5775 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
5776 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
5777 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
5778 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
5779 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
5780 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
5781 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
5782 (optimize_target_teams): Do not allow SSA names for clause operands.
5783 (gimplify_expr): Likewise for where we mark the result addressable.
5784 * passes.def (pass_init_datastructures): Remove.
5785 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
5786 (rewrite_stmt): Likewise.
5787 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
5788 (replace_locals_op): Replace SSA names.
5789 (copy_gimple_seq_and_replace_locals): Init src_cfun.
5790 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
5791 * cgraph.c (release_function_body): Free CFG annotations only
5792 when we have a CFG. Simplify.
5793 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5794 force_gimple_operand instead of get_initialized_tmp_var.
5795 * tree-pass.h (make_pass_init_datastructures): Remove.
5796 * tree-ssa.c (execute_init_datastructures): Remove.
5797 (pass_data_init_datastructures): Likewise.
5798 (class pass_init_datastructures): Likewise.
5799 (make_pass_init_datastructures): Likewise.
5800 * omp-low.c (create_omp_child_function): Init SSA data structures.
5801 (grid_expand_target_grid_body): Likewise.
5802 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
5803 name before adding it to names_to_release.
5804 (remove_bb): Always release SSA defs.
5805 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
5806 before dereferencing it.
5807 * cgraphunit.c (init_lowered_empty_function): Always
5808 int SSA data structures.
5809 * tree-ssanames.c (release_defs): Remove assert that we are in
5811 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
5813 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5814 Uros Bizjak <ubizjak@gmail.com>
5816 PR rtl-optimization/70467
5817 * config/i386/predicates.md (x86_64_hilo_int_operand,
5818 x86_64_hilo_general_operand): New predicates.
5819 * config/i386/constraints.md (Wd): New constraint.
5820 * config/i386/i386.md (mode attr di): Use Wd instead of e.
5821 (general_hilo_operand): New mode attr.
5822 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
5823 instead of <general_operand>.
5824 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
5825 x86_64_hilo_general_operand instead of <general_operand>.
5827 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5829 PR tree-optimization/70916
5830 * tree-if-conv.c (constant_or_ssa_name): Removed.
5831 (fold_build_cond_expr): Use is_gimple_val instead of
5832 constant_or_ssa_name.
5834 PR tree-optimization/70916
5835 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
5836 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
5839 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
5840 (optimize_atomic_bit_test_and): New function.
5841 (pass_fold_builtins::execute): Use it.
5842 * optabs.def (atomic_bit_test_and_set_optab,
5843 atomic_bit_test_and_complement_optab,
5844 atomic_bit_test_and_reset_optab): New optabs.
5845 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
5846 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
5847 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
5848 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
5849 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
5850 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
5851 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
5852 * doc/md.texi (atomic_bit_test_and_set@var{mode},
5853 atomic_bit_test_and_complement@var{mode},
5854 atomic_bit_test_and_reset@var{mode}): Document.
5855 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
5856 atomic_bit_test_and_complement<mode>,
5857 atomic_bit_test_and_reset<mode>): New expanders.
5858 (atomic_bit_test_and_set<mode>_1,
5859 atomic_bit_test_and_complement<mode>_1,
5860 atomic_bit_test_and_reset<mode>_1): New insns.
5862 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
5864 PR rtl-optimization/70687
5865 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
5866 instead of unsigned HOST_WIDE_INT.
5868 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
5870 PR rtl-optimization/44281
5871 * hard-reg-set.h (struct target_hard_regs): New field
5872 x_fixed_nonglobal_reg_set.
5873 (fixed_nonglobal_reg_set): New macro.
5874 * reginfo.c (init_reg_sets_1): Initialize it.
5875 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
5877 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
5879 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5881 PR tree-optimization/56541
5882 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
5883 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
5884 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
5885 (any_complicated_phi): new static variable.
5886 (aggressive_if_conv): delete.
5887 (if_convertible_phi_p): support phis with more than two arguments.
5888 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
5889 critical pred edges.
5890 (ifcvt_split_critical_edges): support phis with more than two
5891 arguments by checking new parameter. only split critical edges
5893 (tree_if_conversion): handle simd pragma marked loop using new
5894 local variable aggressive_if_conv. check any_complicated_phi.
5896 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5898 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
5901 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5903 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
5906 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
5908 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
5909 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
5910 define_insn_and_split.
5911 (mulsi3_i): New define_insn_and_split.
5912 (mulsi3_call): Convert to define_insn.
5913 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
5916 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5918 * machmode.h (mode_complex): Add support to give the complex mode
5920 (GET_MODE_COMPLEX_MODE): Likewise.
5921 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
5922 stored by build_complex_type and gfc_build_complex_type instead of
5923 trying to figure out the appropriate mode based on the size. Raise
5924 an assertion error, if the type was not set.
5925 * genmodes.c (struct mode_data): Add field for the complex type of
5927 (blank_mode): Likewise.
5928 (make_complex_modes): Remember the complex mode created in the
5930 (emit_mode_complex): Write out the mode_complex array to map a
5931 type mode to the complex version.
5932 (emit_insn_modes_c): Likewise.
5933 * tree.c (build_complex_type): Set the complex type to use before
5934 calling layout_type.
5935 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
5936 support for __float128 complex datatypes.
5937 (rs6000_hard_regno_mode_ok): Likewise.
5938 (rs6000_setup_reg_addr_masks): Likewise.
5939 (rs6000_complex_function_value): Likewise.
5940 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
5941 __float128 and __ibm128 complex.
5942 (FLOAT128_IBM_P): Likewise.
5943 (ALTIVEC_ARG_MAX_RETURN): Likewise.
5944 * doc/extend.texi (Additional Floating Types): Document that
5945 -mfloat128 must be used to enable __float128. Document complex
5946 __float128 and __ibm128 support.
5948 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5951 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
5952 char/short arguments promoted to int because of promote_prototypes.
5954 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
5956 * config/i386/predicates.md (register_ssemem_operand): New predicate.
5957 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
5958 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
5959 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
5960 alternatives using "enabled" attribute. Use register_ssemem_operand
5961 as operand 1 predicate.
5962 (*cmpi<unord>xf_i387): Split XFmode pattern from
5963 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
5964 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
5965 *absneg<mode>2_i387. Disable unsupported alternatives using
5966 "enabled" attribute.
5967 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
5969 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
5971 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
5973 (oacc_loop_process): Check mask for loop termination.
5975 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5977 * cif-code.def (CIF_THUNK): Add.
5978 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
5981 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5983 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
5984 (dump_inline_summary): Dump it.
5985 (fp_expression_p): New predicate.
5986 (estimate_function_body_sizes): Use it.
5987 (inline_merge_summary): Merge fp_expressions.
5988 (inline_read_section): Read fp_expressions.
5989 (inline_write_summary): Write fp_expressions.
5990 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
5991 codegen boundary if either caller or callee is !fp_expressions.
5992 * ipa-inline.h (inline_summary): Add fp_expressions.
5993 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
5994 to fp_expressions be sure the fp generation flags are updated.
5996 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5998 PR rtl-optimization/70467
5999 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6001 PR rtl-optimization/70467
6002 * ipa-pure-const.c (check_call): Handle internal calls even in
6003 ipa mode like in local mode.
6005 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6007 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6009 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6011 * match.pd (X u< X, X u> X): New transformations.
6013 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6015 * flag-types.h (enum warn_strict_overflow_code): Move ...
6016 * coretypes.h: ... here.
6017 * fold-const.h (fold_overflow_warning): Declare.
6018 * fold-const.c (fold_overflow_warning): Make non-static.
6019 (fold_comparison): Move the transformation of X +- C1 CMP C2
6020 into X CMP C2 -+ C1 ...
6021 * match.pd: ... here.
6022 * gimple-fold.c (fold_stmt_1): Protect with
6023 fold_defer_overflow_warnings.
6025 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6027 * omp-low.c (struct oacc_loop): Add 'inner' field.
6028 (new_oacc_loop_raw): Initialize it to zero.
6029 (oacc_loop_fixed_partitions): Initialize it.
6030 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6031 available partitioning.
6033 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6035 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6037 (umulsidi3): Likewise.
6038 (indirect_jump): Fix jump instruction assembly patterns.
6040 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6043 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6044 (nvptx_function_value): Assert non-NULL cfun.
6046 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6048 PR rtl-optimization/70886
6049 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6051 * cselib.h (rtx_equal_for_cselib_1): Declare.
6052 (rtx_equal_for_cselib_p: New inline function.
6053 * cselib.c (rtx_equal_for_cselib_p): Delete.
6054 (rtx_equal_for_cselib_1): Make public.
6056 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6058 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6059 (register_mixssei387nonimm_operand): Remove predicate.
6060 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6061 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6062 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6063 for TARGET_MIX_SSE_I387 alternatives.
6064 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6065 Disable unsupported alternatives using "enabled" attribute. Use
6066 nonimm_ssenomem_operand as operand 1 predicate. Also check
6067 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6069 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6071 * tree.c (cst_and_fits_in_hwi): Simplify.
6073 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6075 * tree.h (wi::to_wide): New function.
6076 * expr.c (expand_expr_real_1): Use wi::to_wide.
6077 * fold-const.c (int_const_binop_1): Likewise.
6078 (extract_muldiv_1): Likewise.
6080 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6082 * wide-int.h: Update offset_int and widest_int documentation.
6083 (WI_SIGNED_SHIFT_RESULT): New macro.
6084 (wi::binary_shift): Define signed_shift_result_type for
6085 shifts on offset_int- and widest_int-like types.
6086 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6087 * tree.h (int_bit_position): Use shift operators instead of wi::
6089 * alias.c (adjust_offset_for_component_ref): Likewise.
6090 * expr.c (get_inner_reference): Likewise.
6091 * fold-const.c (fold_comparison): Likewise.
6092 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6093 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6094 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6095 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6096 (stmt_kills_ref_p): Likewise.
6097 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6098 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6099 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6100 (ao_ref_init_from_vn_reference): Likewise.
6102 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6104 * wide-int.h: Update offset_int and widest_int documentation.
6105 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6106 (wi::binary_traits): Allow ordered comparisons between offset_int and
6107 offset_int, between widest_int and widest_int, and between either
6108 of these types and basic C types.
6109 (operator <, <=, >, >=): Define for the same combinations.
6110 * tree.h (tree_int_cst_lt): Use comparison operators instead
6111 of wi:: comparisons.
6112 (tree_int_cst_le): Likewise.
6113 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6114 (fold_nonarray_ctor_reference): Likewise.
6115 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6116 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6117 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6118 * tree-sra.c (completely_scalarize): Likewise.
6119 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6120 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6121 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6122 (check_for_binary_op_overflow): Likewise.
6123 (search_for_addr_array): Likewise.
6124 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6126 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6128 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6129 (arc_save_restore): Likewise.
6130 (arc_dwarf_register_span): Likewise.
6131 (arc_output_pic_addr_const): Initialize suffix variable.
6133 2016-05-02 Martin Liska <mliska@suse.cz>
6135 * symbol-summary.h (function_summary::function_summary):
6136 Remove checking assert for all cgraph nodes.
6137 (function_summary::get): Check summary_uid.
6138 (symtab_insertion): Check summary_uid.
6140 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6142 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6143 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6145 (arc_dwarf_register_span): Remove enum keyword.
6146 (compact_memory_operand_p): New function.
6147 * config/arc/arc.h (reg_class): Add code density register classes.
6148 (REG_CLASS_NAMES): Likewise.
6149 (REG_CLASS_CONTENTS): Likewise.
6150 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6151 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6152 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6153 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6154 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6156 (h, Rcd, Rsd, Rzd): New register constraints.
6157 (T): Use compact_memory_operand_p function.
6158 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6160 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6162 * config/sh/sh.md (*negnegt, *movtt): Remove.
6164 2016-05-02 Marek Polacek <polacek@redhat.com>
6165 Tom de Vries <tom@codesourcery.com>
6167 PR tree-optimization/70700
6168 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6169 bigger than FIRST_REF_NODE.
6171 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6174 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6176 (prepare_cbranch_operands): Don't use scratch register. Assume that
6177 function is used when pseudos can be created.
6178 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6179 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6180 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6181 define_expand. Allow it only when pseudos can be created.
6182 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6184 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6186 * config/i386/constraints.md (BC): Only allow -1 operands.
6187 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6188 Add "enabled" attribute. Update XI mode attribute calculation.
6189 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6190 (*movoi_internal_avx): Update XI mode attribute calculation.
6191 (*movti_internal): Ditto.
6193 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6195 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6196 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6198 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6200 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6201 statement on instruction code. Remove trailing spaces.
6202 (altivec_expand_stv_builtin): Likewise.
6204 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6206 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6207 (TARGET_FPU_DOUBLE): Simplify.
6208 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6209 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6210 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6211 with 'TARGET_FPU_DOUBLE'.
6212 * config/sh/sh.md: Likewise.
6214 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6216 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6217 SH_DIV_STR_FOR_SIZE): Remove.
6218 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6219 SH_DIV_STR_FOR_SIZE): Remove.
6221 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6223 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6224 logical_reg_operand): Delete.
6225 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6226 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6227 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6228 match_operand and match_test.
6229 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6230 variables on their first use. Return bool values.
6231 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6232 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6233 arith_reg_operand for input operand. Remove empty constraints.
6235 (*xorsi3_compact): Rename to xorsi3.
6236 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6237 (*zero_extend<mode>si2_disp_mem): Update comment.
6240 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6242 * config/sh/t-sh: Remove SH5 support.
6243 * config.gcc: Likewise.
6244 * configure: Likewise.
6246 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6248 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6250 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6252 * config/sh/sh.c (register_sh_passes, sh_option_override,
6253 sh_print_operand, prepare_move_operands,
6254 sh_can_follow_jump): Remove TARGET_SH1 checks.
6255 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6256 PROMOTE_MODE): Likewise.
6257 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6260 2016-04-30 Alan Modra <amodra@gmail.com>
6262 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6263 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6264 Check for user regs later to avoid unnecessary looping over regs.
6265 Merge user reg check with non-saved reg check. Don't force
6266 inline VR restore when static chain used.
6267 (rs6000_frame_related): Omit eh_frame info for user regs when
6269 (fixed_regs_p): Delete.
6271 2016-04-30 Alan Modra <amodra@gmail.com>
6273 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
6274 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
6277 2016-04-30 Alan Modra <amodra@gmail.com>
6280 * config/rs6000/rs6000.c (fixed_reg_p): New function.
6281 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
6284 2016-04-30 Alan Modra <amodra@gmail.com>
6286 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6287 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
6288 flag_pic test for Darwin.
6290 2016-04-30 Alan Modra <amodra@gmail.com>
6292 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
6293 throw_calls_crossed.
6294 (REG_FREQ_CALLS_CROSSED): Delete.
6295 (REG_N_THROWING_CALLS_CROSSED): Delete.
6296 * regstat.c (regstat_bb_compute_ri): Don't calculate
6297 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
6298 (dump_reg_info): Don't print call cross frequency.
6299 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
6300 and REG_N_THROWING_CALLS_CROSSED.
6302 2016-04-30 Alan Modra <amodra@gmail.com>
6304 * regs.h (struct reg_info_t): Delete live_length.
6305 (REG_LIVE_LENGTH): Delete macro.
6306 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
6307 local_live, local_processed and local_live_last_luid params.
6308 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
6310 (regstat_compute_ri): Adjust for above. Don't set
6312 (dump_reg_info): Don't print live length.
6313 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
6314 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
6315 Localize loop_depth var.
6317 2016-04-30 Alan Modra <amodra@gmail.com>
6319 * ira.c (enum valid_equiv): New.
6320 (validate_equiv_mem): Return enum.
6321 (update_equiv_mem): Create replacement in more cases.
6322 (add_store_equivs): Update validate_equiv_mem call.
6324 2016-04-30 Alan Modra <amodra@gmail.com>
6326 * ira.c (combine_and_move_insns): Rather than scanning insns,
6327 use DF infrastucture to find use and def insns.
6329 2016-04-30 Alan Modra <amodra@gmail.com>
6331 ira.c (combine_and_move_insns): Move invariant conditions..
6332 (ira.c): ..to here. Call combine_and_move_insns before
6333 add_store_equivs. Call grow_reg_equivs later. Allocate
6334 req_equiv later using max_reg_num() rather than global max_regno.
6335 (contains_replace_regs): Delete.
6336 (add_store_equivs): Remove contains_replace_regs test.
6338 2016-04-30 Alan Modra <amodra@gmail.com>
6340 * ira.c (struct equiv_mem_data): New.
6341 (equiv_mem, equiv_mem_modified): Delete static vars.
6342 (validate_equiv_mem_from_store): Use "data" param to communicate..
6343 (validate_equiv_mem): ..from here.
6345 2016-04-30 Alan Modra <amodra@gmail.com>
6347 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
6349 (update_reg_equivs): ..here. Move allocation and freeing of
6350 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
6351 end_alias_analysis to..
6354 2016-04-30 Alan Modra <amodra@gmail.com>
6356 * ira.c (pdx_subregs): Delete.
6357 (struct equivalence): Add pdx_subregs field.
6358 (set_paradoxical_subreg): Remove pdx_subregs param. Update
6360 (update_equiv_regs): Don't create or free pdx_subregs. Update
6363 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6365 * config/rs6000/altivec.h: Change definitions of vec_xl and
6367 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
6368 (LD_ELEMREV_V2DI): New.
6369 (LD_ELEMREV_V4SF): New.
6370 (LD_ELEMREV_V4SI): New.
6371 (LD_ELEMREV_V8HI): New.
6372 (LD_ELEMREV_V16QI): New.
6373 (ST_ELEMREV_V2DF): New.
6374 (ST_ELEMREV_V2DI): New.
6375 (ST_ELEMREV_V4SF): New.
6376 (ST_ELEMREV_V4SI): New.
6377 (ST_ELEMREV_V8HI): New.
6378 (ST_ELEMREV_V16QI): New.
6381 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6382 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
6383 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
6384 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
6385 (altivec_expand_builtin): Add handling for
6386 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
6387 (rs6000_invalid_builtin): Add error-checking for
6388 RS6000_BTM_P9_VECTOR.
6389 (altivec_init_builtins): Define builtins used to implement vec_xl
6391 (rs6000_builtin_mask_names): Define power9-vector.
6392 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
6393 (RS6000_BTM_P9_VECTOR): Define.
6394 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
6395 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
6396 (vsx_ld_elemrev_v2df): Likewise.
6397 (vsx_ld_elemrev_v4sf): Likewise.
6398 (vsx_ld_elemrev_v4si): Likewise.
6399 (vsx_ld_elemrev_v8hi): Likewise.
6400 (vsx_ld_elemrev_v16qi): Likewise.
6401 (vsx_st_elemrev_v2df): Likewise.
6402 (vsx_st_elemrev_v2di): Likewise.
6403 (vsx_st_elemrev_v4sf): Likewise.
6404 (vsx_st_elemrev_v4si): Likewise.
6405 (vsx_st_elemrev_v8hi): Likewise.
6406 (vsx_st_elemrev_v16qi): Likewise.
6407 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
6410 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
6412 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
6414 (simplify_control_stmt_condition_1): ... here. Recurse into
6415 BIT_AND_EXPRs and BIT_IOR_EXPRs.
6417 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
6420 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
6421 (zero_extendqi<mode>2_dot): Revert earlier conversion from
6422 define_insn_and_split to define_insn.
6423 (zero_extendqi<mode>2_dot2): Same.
6424 (extendqi<mode>2_dot): Same.
6425 (extendqi<mode>2_dot2): Same.
6427 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6429 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
6430 (probe_stack): New expander.
6431 (probe_stack_<mode>): New insn pattern.
6433 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6435 * config/i386/i386.md
6436 (operations with memory inputs setting flags peephole2):
6437 Remove uneeded REG_P checks. Cleanup pattern generation.
6439 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
6441 * tree-vect-loop.c (vect_transform_loop): Fix
6442 nb_iterations_upper_bound computation for vectorized loop.
6444 2016-04-29 Marek Polacek <polacek@redhat.com>
6445 Jakub Jelinek <jakub@redhat.com>
6448 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
6449 TARGET_EXPR_SLOT as a base.
6451 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
6453 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
6454 with 'rCm2' constraints to limit possible immediate size.
6455 (*load_zeroextendqisi_update): Likewise.
6456 (*load_signextendqisi_update): Likewise.
6457 (*loadhi_update): Likewise.
6458 (*load_zeroextendhisi_update): Likewise.
6459 (*load_signextendhisi_update): Likewise.
6460 (*loadsi_update): Likewise.
6461 (*loadsf_update): Likewise.
6463 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6465 * config/i386/predicates.md (constm1_operand): Fix comparison.
6467 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6469 * testsuite/gcc.target/arc/ieee_eq.c: New test.
6471 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
6473 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
6474 remaining SH5 related settings.
6475 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
6476 shmedia_prepare_call_address): Delete.
6477 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
6478 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
6479 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
6480 UNSUPPORTED_SH2A): Remove m5 checks.
6481 (sh_divide_strategy_e): Remove SH5 division strategies.
6482 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
6483 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
6485 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6487 * config/s390/s390.c (s390_rtx_costs): Update documentation.
6489 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6491 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
6492 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
6494 * config/s390/vector.md ("mov<mode>"): Likewise.
6496 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
6498 * config/s390/constraints.md ("U", "W"): Invoke
6499 s390_mem_constraint with "ZR" and "ZT".
6500 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
6501 addresses when using LRA. Accept also short displacements for S
6502 and T constraints. Do not check for long displacement target for
6503 S and T constraints.
6504 (s390_mem_constraint): Remove handling of U and W constraints.
6505 * config/s390/s390.md (various patterns): Remove the short
6506 displacement constraints (Q and R) if a long displacement
6507 constraint is present. Add longdisp as required CPU capability.
6508 * config/s390/vector.md: Likewise.
6509 * config/s390/vx-builtins.md: Likewise.
6511 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6514 * reload1.c (reload): Call finish_spills before
6515 restarting reload loop. Skip select_reload_regs
6516 if update_eliminables_and_spill returns true.
6518 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6520 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
6521 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
6522 (umulhisi3_imm): Update predicates and constraint letters.
6523 (umulhisi3_reg): Declare instruction as commutative.
6524 * config/arc/constraints.md (J12, J16): New constraints.
6525 * config/arc/predicates.md (short_unsigned_const_operand): New
6527 (arc_short_operand): Likewise.
6528 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
6530 2016-04-29 Richard Biener <rguenther@suse.de>
6532 PR tree-optimization/13962
6533 PR tree-optimization/65686
6534 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
6535 * tree-ssa-alias.c (ptrs_compare_unequal): New function
6536 using PTA to compare pointers.
6537 * match.pd: Add pattern for pointer equality compare simplification
6538 using ptrs_compare_unequal.
6540 2016-04-29 Richard Biener <rguenther@suse.de>
6542 * stor-layout.c (layout_type): Do not build a pointer-to-element
6545 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6547 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
6548 Use SWI mode iterator. Use general_reg_operand predicate.
6549 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
6550 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
6553 2016-04-29 Jakub Jelinek <jakub@redhat.com>
6556 * fold-const.c (operand_equal_p): Don't verify hash value equality
6558 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
6561 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6564 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
6565 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
6566 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
6567 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
6568 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
6570 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6572 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
6573 to info. Don't initialize separate fields to 0. Clean up
6576 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6578 * config/i386/i386.md (peephole2s for operations with memory inputs):
6579 Use SWI mode iterator.
6580 (peephole2s for operations with memory outputs): Ditto.
6581 Do not check for stack checking probe.
6583 (probe_stack): Remove expander.
6585 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6586 Andrew Burgess <andrew.burgess@embecosm.com>
6588 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
6589 operands as 32-bits.
6591 2016-04-28 Jason Merrill <jason@redhat.com>
6593 * gdbinit.in: Skip line-map.h.
6595 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6596 Andrew Burgess <andrew.burgess@embecosm.com>
6598 * config/arc/arc.c (arc_conditional_register_usage): Take
6599 TARGET_RRQ_CLASS into account.
6600 (arc_print_operand): Support printing 'p' and 's' operands.
6601 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
6603 (TARGET_RRQ_CLASS): Define.
6604 (IS_POWEROF2_OR_0_P): Define.
6605 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
6607 (*tst_movb): New define_insn.
6608 (*tst): Avoid recognition if it could prevent '*tst_movb'
6609 combination; replace c/CnL with c/Chs alternative.
6610 (*tst_bitfield_tst): New define_insn.
6611 (*tst_bitfield_asr): New define_insn.
6612 (*tst_bitfield): New define_insn.
6613 (andsi3_i): Add Rrq variant.
6614 (extzv): New define_expand.
6615 (insv): New define_expand.
6616 (*insv_i): New define_insn.
6617 (*movb): New define_insn.
6618 (*movb_signed): New define_insn.
6619 (*movb_high): New define_insn.
6620 (*movb_high_signed): New define_insn.
6621 (*movb_high_signed + 1): New define_split pattern.
6622 (*mrgb): New define_insn.
6623 (*mrgb + 1): New define_peephole2 pattern.
6624 (*mrgb + 2): New define_peephole2 pattern.
6625 * config/arc/arc.opt (mbitops): New option for nps400, uses
6626 TARGET_NPS_BITOPS_DEFAULT.
6627 * config/arc/constraints.md (q): Make register class conditional.
6628 (Rrq): New register constraint.
6629 (Chs): New constraint.
6630 (Clo): New constraint.
6631 (Chi): New constraint.
6632 (Cbf): New constraint.
6633 (Cbn): New constraint.
6634 (C18): New constraint.
6635 (Cbi): New constraint.
6637 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6639 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
6641 (bitmap_intersection_of_preds): Ditto.
6642 (bitmap_union_of_succs): Ditto.
6643 (bitmap_union_of_preds): Ditto.
6644 * sbitmap.c (do_popcount): Delete.
6645 (BITMAP_DEBUGGING): Delete.
6646 (sbitmap_verify_popcount): Delete.
6647 (sbitmap_alloc): Don't initialize the popcount field.
6648 (sbitmap_alloc_with_popcount): Delete.
6649 (sbitmap_resize): Don't resize the popcount array.
6650 (sbitmap_vector_alloc): Don't initialize the popcount field.
6651 (bitmap_copy): Don't copy the popcount array.
6652 (bitmap_clear): Don't clear the popcount array.
6653 (bitmap_clear): Delete the popcount array handling.
6654 (bitmap_ior_and_compl): Delete the popcount assert.
6655 (bitmap_not): Ditto.
6656 (bitmap_and_compl): Ditto.
6657 (bitmap_and): Delete the popcount array handling.
6658 (bitmap_xor): Ditto.
6659 (bitmap_ior): Ditto.
6660 (bitmap_or_and): Delete the popcount assert.
6661 (bitmap_and_or): Ditto.
6662 (popcount_table): Delete.
6663 (sbitmap_elt_popcount): Delete.
6664 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
6665 (bitmap_set_bit): Delete the popcount assert.
6666 (bitmap_clear_bit): Ditto.
6667 (sbitmap_free): Don't free the popcount array.
6668 (sbitmap_alloc_with_popcount): Delete declaration.
6669 (sbitmap_popcount): Ditto.
6671 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6672 Andrew Burgess <andrew.burgess@embecosm.com>
6674 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
6675 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
6676 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
6677 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
6678 * config/arc/arc.opt (mcmem): New option.
6679 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
6680 supply length for r/m alternative.
6681 (*extendqisi2_ac): Likewise.
6682 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
6684 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
6685 (movhi_insn): Likewise.
6686 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
6687 (*zero_extendqihi2_i): Add r/Ucm alternative.
6688 (*zero_extendqisi2_ac): Likewise.
6689 (*zero_extendhisi2_i): Likewise.
6690 * config/arc/constraints.md (Uex): New memory constraint.
6691 (Ucm): New define_constraint.
6692 * config/arc/predicates.md (long_immediate_loadstore_operand):
6693 Return 0 for MEM with cmem_address address.
6694 (cmem_address_0): New predicates.
6695 (cmem_address_1): Likewise.
6696 (cmem_address_2): Likewise.
6697 (cmem_address): Likewise.
6699 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6701 * config/rs6000/rs6000.c (machine_function): Rename
6702 insn_chain_scanned_p to spe_insn_chain_scanned_p.
6703 (rs6000_stack_info): Adjust.
6705 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6706 Andrew Burgess <andrew.burgess@embecosm.com>
6708 * config/arc/constraints.md (Usd): Convert to define_constraint.
6712 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6715 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
6716 Add new peephole2 where the first insn is *mov<mode>_or instead of
6717 *mov<mode>_internal.
6719 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
6721 * tracer.c (bb_seen): Make static.
6723 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
6725 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
6726 support, setup defaults.
6727 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
6728 * config/arc/arc.c (arc_init): Add NPS400 support.
6729 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
6730 (TARGET_ARC700): NPS400 is also an ARC700.
6731 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
6733 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6736 * config/nds32/nds32.md (casesi): Don't access the operands array
6739 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6741 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
6742 (or $-1,reg peephole2): Ditto.
6743 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
6745 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
6747 * doc/extend.texi (Common Function Attributes) [optimize]:
6748 Discourage use of the optimize attribute.
6750 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
6752 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
6753 special case builtin.
6754 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
6755 ALTIVEC_BUILTIN_VEC_ADDE.
6756 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6757 support for ALTIVEC_BUILTIN_VEC_ADDE.
6758 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6759 for __builtin_vec_adde.
6761 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6763 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
6764 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
6766 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6769 * doc/sourcebuild.texi (Effective-Target Keywords, Other
6770 attributes): Document cilkplus_runtime.
6772 2016-04-28 Martin Jambor <mjambor@suse.cz>
6774 * tree-cfg.c (verify_expr): Verify that local declarations belong to
6775 this function. Call verify_expr on MEM_REFs and bases of other
6778 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6780 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
6781 for WORD_REGISTER_OPERATIONS to runtime check.
6783 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6785 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
6787 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6789 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
6790 big-endian compilation.
6791 * config/arc/arc.md (addf3): Likewise.
6795 2016-04-28 Richard Biener <rguenther@suse.de>
6797 PR tree-optimization/70840
6798 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
6799 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
6800 Mark x * pow(x,c) -> pow(x,c+1) commutative.
6801 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
6803 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6805 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
6806 and explain why in a comment.
6808 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6810 * config/arc/arc.md (cpu_facility): Add fpx variant.
6811 (subdf3): Prohibit use reverse sub when assist operations option
6813 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
6814 instructions only when FPX is enabled.
6815 * testsuite/gcc.target/arc/trsub.c: New test.
6817 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6819 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
6820 mult_operator when calculating "type" attribute.
6821 (*fop_<mode>_1_i387): Ditto.
6822 (*fop_xf_1_i387): Ditto.
6823 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
6824 Use std::swap to swap operands. Use RTL expressions to generate
6827 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6828 Joern Rennecke <joern.rennecke@embecosm.com>
6830 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
6832 (emit_pic_move): Remove.
6833 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
6834 * config/arc/arc.c (emit_pic_move): Removed.
6835 (TARGET_HAVE_TLS): Define.
6836 (arc_conditional_register_usage): Test for arc_tp_regno.
6837 (arc_print_operand, arc_print_operand_address): Handle TLS
6839 (arc_needs_pcl_p): New function.
6840 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
6841 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
6842 (arc_raw_symbolic_reference_mentioned_p): Likewise.
6843 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
6844 (arc_legitimize_tls_address): Likewise.
6845 (DTPOFF_ZERO_SYM): Define.
6846 (arc_legitimize_pic_address): Make it static, handle TLS cases.
6847 (arc_output_pic_addr_const): Print TLS unspecs.
6848 (prepare_pic_move): New function, replaces emit_pic_move.
6849 (arc_legitimate_constant_p): Handle TLS unspecs.
6850 (arc_legitimate_address_p): Likewise.
6851 (arc_rewrite_small_data_p): Use assert for TLS constants.
6852 (prepare_move_operands): Use prepare_pic_move.
6853 (arc_legitimize_address): Legitimize tls addresses.
6854 (arc_epilogue_uses): Check for arc_tp_regno.
6855 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
6856 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
6858 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
6860 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
6861 %(arc_tls_extra_start_spec).
6862 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
6863 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
6865 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
6866 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
6867 (UNSPEC_TLS_OFF): Add.
6869 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
6870 (get_thread_pointersi): New patterns.
6871 * config/arc/arc.opt (mtp-regno): New option.
6872 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
6873 (move_dest_operand): Likewise.
6874 * configure: Regenerate.
6875 * configure.ac: Add arc*-*-* case to test for tls.
6876 * doc/invoke.texi (ARC options): Document mtp-regno.
6878 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6880 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
6881 the new ARC HS SIMD instructions.
6882 (arc_preferred_simd_mode): New function.
6883 (arc_autovectorize_vector_sizes): Likewise.
6884 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
6885 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
6886 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
6887 (arc_init_builtins): Add new SIMD builtin types.
6888 (arc_split_move): Handle 64 bit vector moves.
6889 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
6890 (TARGET_PLUS_QMACW): Define.
6891 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
6892 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
6893 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
6894 (VSUBADD4H): New builtins.
6895 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
6896 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
6898 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
6899 Matthias Klose <doko@debian.org>
6901 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
6903 2016-04-28 Richard Biener <rguenther@suse.de>
6906 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
6909 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
6911 * common/config/sh/sh-common.c: Remove SH5 support.
6912 * config/sh/constraints.md: Likewise.
6913 * config/sh/config/sh/elf.h: Likewise.
6914 * config/sh/linux.h: Likewise.
6915 * config/sh/netbsd-elf.h: Likewise.
6916 * config/sh/predicates.md: Likewise.
6917 * config/sh/sh-c.c: Likewise.
6918 * config/sh/sh-protos.h: Likewise.
6919 * config/sh/sh.c: Likewise.
6920 * config/sh/sh.h: Likewise.
6921 * config/sh/sh.md: Likewise.
6922 * config/sh/sh.opt: Likewise.
6923 * config/sh/sync.md: Likewise.
6924 * config/sh/sh64.h: Delete.
6925 * config/sh/shmedia.h: Likewise.
6926 * config/sh/shmedia.md: Likewise.
6927 * config/sh/sshmedia.h: Likewise.
6928 * config/sh/t-netbsd-sh5-64: Likewise.
6929 * config/sh/t-sh64: Likewise.
6930 * config/sh/ushmedia.h: Likewise.
6932 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6934 * config/i386/i386.md (sign_extend to memory peephole2s): Use
6935 general_reg_operand instead of register_operand predicate.
6937 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6939 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
6941 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
6943 * match.pd (A - B > A, A + B < A): New transformations.
6945 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
6947 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
6948 which defaults to true. Emit an outer pair of parentheses only if
6949 EMIT_PARENS. When continuing a chain of && or || (or & or |),
6950 don't emit parentheses for the right-hand operand.
6952 2016-04-27 Jeff Law <law@redhat.com>
6954 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
6956 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6958 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
6959 (altivec_lvx_<mode>_internal): Document.
6960 (altivec_lvx_<mode>_2op): New define_insn.
6961 (altivec_lvx_<mode>_1op): Likewise.
6962 (altivec_lvx_<mode>_2op_si): Likewise.
6963 (altivec_lvx_<mode>_1op_si): Likewise.
6964 (altivec_stvx_<mode>): Remove.
6965 (altivec_stvx_<mode>_internal): Document.
6966 (altivec_stvx_<mode>_2op): New define_insn.
6967 (altivec_stvx_<mode>_1op): Likewise.
6968 (altivec_stvx_<mode>_2op_si): Likewise.
6969 (altivec_stvx_<mode>_1op_si): Likewise.
6970 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6971 Expand vec_ld and vec_st during parsing.
6972 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
6974 (altivec_expand_stvx_be): Likewise.
6975 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
6976 address-masking behavior in RTL.
6977 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
6978 address-masking behavior in RTL.
6979 (altivec_expand_builtin): Change builtin code arguments for calls
6980 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
6981 (insn_is_swappable_p): Avoid incorrect swap optimization in the
6982 presence of lvx/stvx patterns.
6983 (alignment_with_canonical_addr): New function.
6984 (alignment_mask): Likewise.
6985 (find_alignment_op): Likewise.
6986 (recombine_lvx_pattern): Likewise.
6987 (recombine_stvx_pattern): Likewise.
6988 (recombine_lvx_stvx_patterns): Likewise.
6989 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
6990 stvx patterns from expand.
6991 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
6993 (vector_altivec_store_<mode>): Likewise.
6995 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
6997 * config/aarch64/aarch64.md
6998 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
6999 remove the "fp" attributes.
7000 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7001 add the "simd" attributes.
7002 (*movdf_aarch64): Likewise.
7003 (*movtf_aarch64): Remove the "fp" attributes.
7004 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7005 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7007 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7009 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7010 rtx to rtx_code_label *.
7011 * rtl.h (maybe_set_first_label_num): Likewise.
7013 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7015 * df-core.c (df_add_problem): Make the problem param be const.
7016 (df_remove_problem): Make local "problem" be const.
7017 * df-problems.c (problem_RD): Make const.
7018 (problem_LR): Likewise.
7019 (problem_LIVE): Likewise.
7020 (problem_MIR): Likewise.
7021 (problem_CHAIN): Likewise.
7022 (problem_WORD_LR): Likewise.
7023 (problem_NOTE): Likewise.
7024 (problem_MD): Likewise.
7025 * df-scan.c (problem_SCAN): Likewise.
7026 * df.h (struct df_problem): Make field "dependent_problem" be
7028 (struct dataflow): Likewise for field "problem".
7029 (df_add_problem): Make param const.
7031 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7033 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7034 inter-unit moves to/from vector registers are enabled. Do not disable
7037 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7039 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7040 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7042 (enum df_problem_id): ...this new enum.
7043 (struct df_problem): Convert field "id" from "int" to
7046 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7048 * rtl.def: Update comment for "things in the instruction chain" to
7049 reflect the removal of the leading "i" field for INSN_UID in
7050 r210360. Fix bogus apostrophe.
7052 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7054 * config/i386/i386.md
7055 (lea arith with mem operand + setcc peephole2): Set operator mode.
7057 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7060 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7061 (dimode_scalar_to_vector_candidate_p): This.
7062 (timode_scalar_to_vector_candidate_p): New function.
7063 (scalar_to_vector_candidate_p): Likewise.
7064 (timode_check_non_convertible_regs): Likewise.
7065 (timode_remove_non_convertible_regs): Likewise.
7066 (remove_non_convertible_regs): Likewise.
7067 (remove_non_convertible_regs): Renamed to ...
7068 (dimode_remove_non_convertible_regs): This.
7069 (scalar_chain::~scalar_chain): Make it virtual.
7070 (scalar_chain::compute_convert_gain): Make it pure virtual.
7071 (scalar_chain::mark_dual_mode_def): Likewise.
7072 (scalar_chain::convert_insn): Likewise.
7073 (scalar_chain::convert_registers): Likewise.
7074 (scalar_chain::add_to_queue): Make it protected.
7075 (scalar_chain::emit_conversion_insns): Likewise.
7076 (scalar_chain::replace_with_subreg): Likewise.
7077 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7078 (scalar_chain::convert_op): Likewise.
7079 (scalar_chain::convert_reg): Likewise.
7080 (scalar_chain::make_vector_copies): Likewise.
7081 (scalar_chain::convert_registers): New pure virtual function.
7082 (class dimode_scalar_chain): New class.
7083 (class timode_scalar_chain): Likewise.
7084 (scalar_chain::mark_dual_mode_def): Renamed to ...
7085 (dimode_scalar_chain::mark_dual_mode_def): This.
7086 (timode_scalar_chain::mark_dual_mode_def): New function.
7087 (timode_scalar_chain::convert_insn): Likewise.
7088 (dimode_scalar_chain::convert_registers): Likewise.
7089 (scalar_chain::compute_convert_gain): Renamed to ...
7090 (dimode_scalar_chain::compute_convert_gain): This.
7091 (scalar_chain::replace_with_subreg): Renamed to ...
7092 (dimode_scalar_chain::replace_with_subreg): This.
7093 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7094 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7095 (scalar_chain::make_vector_copies): Renamed to ...
7096 (dimode_scalar_chain::make_vector_copies): This.
7097 (scalar_chain::convert_reg): Renamed to ...
7098 (dimode_scalar_chain::convert_reg ): This.
7099 (scalar_chain::convert_op): Renamed to ...
7100 (dimode_scalar_chain::convert_op): This.
7101 (scalar_chain::convert_insn): Renamed to ...
7102 (dimode_scalar_chain::convert_insn): This.
7103 (scalar_chain::convert): Call convert_registers.
7104 (convert_scalars_to_vector): Change to scalar_chain pointer to
7105 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7106 in 32-bit mode. Delete scalar_chain pointer. Call
7107 free_dominance_info in 64-bit mode.
7108 (pass_stv::gate): Remove TARGET_64BIT check.
7109 (ix86_option_override): Put the 64-bit STV pass before the CSE
7112 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7114 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7115 dw_loc_frame_offset field.
7116 * dwarf2out.c (new_loc_descr): Likewise.
7117 (resolve_args_picking_1): Turn the VISITED hash set into a
7118 FRAME_OFFSET hash map. Use it to associate a frame offset to
7119 visited nodes. Remove uses of the CHECKING_P macro.
7120 (resolve_args_picking): Update call to resolve_args_picking_1.
7122 2016-04-27 Martin Liska <mliska@suse.cz>
7124 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7125 (free_loop_data): Release vuses of groups.
7127 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7129 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7130 instead of redundant use_id and boolean have_use_for.
7131 (struct iv_use): Change sub_id into group_id. Remove field next.
7132 Move fields: related_cands, n_map_members, cost_map and selected
7134 (struct iv_group): ... here. New structure.
7135 (struct iv_common_cand): Use structure declaration directly.
7136 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7137 (MAX_CONSIDERED_USES): Rename macro to ...
7138 (MAX_CONSIDERED_GROUPS): ... here.
7139 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7140 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7141 (dump_uses): Rename to ...
7142 (dump_groups): ... here. Update all uses.
7143 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7144 (find_induction_variables): Refactor format of dump information.
7145 (record_sub_use): Delete.
7146 (record_use): Update all uses.
7147 (record_group): New function.
7148 (record_group_use, find_interesting_uses_op): Call above functions.
7150 (find_interesting_uses_cond): Ditto.
7151 (group_compare_offset): New function.
7152 (split_all_small_groups): Rename to ...
7153 (split_small_address_groups_p): ... here. Update all uses.
7154 (split_address_groups): Update all uses.
7155 (find_interesting_uses): Refactor format of dump information.
7156 (add_candidate_1): Update all uses. Remove redundant check on iv,
7158 (add_candidate, record_common_cand): Remove redundant assert.
7159 (add_iv_candidate_for_biv): Update use.
7160 (add_iv_candidate_derived_from_uses): Update all uses.
7161 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7162 (alloc_use_cost_map): Ditto.
7163 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7164 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7165 (determine_use_iv_cost_generic): Ditto.
7166 (determine_group_iv_cost_generic): Ditto.
7167 (determine_use_iv_cost_address): Ditto.
7168 (determine_group_iv_cost_address): Ditto.
7169 (determine_use_iv_cost_condition): Ditto.
7170 (determine_group_iv_cost_cond): Ditto.
7171 (determine_use_iv_cost): Ditto.
7172 (determine_group_iv_cost): Ditto.
7173 (set_autoinc_for_original_candidates): Update all uses.
7174 (find_iv_candidates): Update all uses. Refactor dump information.
7175 (determine_use_iv_costs): Ditto.
7176 (determine_iv_costs): Ditto.
7177 (iv_ca_cand_for_use): Rename to ...
7178 (iv_ca_cand_for_group): ... here. Update all uses.
7179 (iv_ca_add_use, iv_ca_add_group): Ditto.
7180 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7181 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7182 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7183 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7184 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7185 (create_new_iv, adjust_iv_update_pos): Ditto.
7186 (rewrite_use_address): Delete.
7187 (rewrite_use_address_1): Rename to ...
7188 (rewrite_use_address): ... here.
7189 (rewrite_use_compare): Update all uses.
7190 (rewrite_use): Delete.
7191 (rewrite_uses): Rename to ...
7192 (rewrite_groups): ... here. Update all uses.
7193 (remove_unused_ivs, free_loop_data): Update all uses.
7194 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7196 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7198 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7199 for WORD_REGISTER_OPERATIONS to runtime check.
7201 2016-04-27 Richard Biener <rguenther@suse.de>
7204 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7205 aggregate_value_p to determine if a function result is
7206 returned by reference.
7207 (ipa_pta_execute): Functions having their address taken are
7208 not automatically nonlocal.
7210 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7213 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7214 * fold-const.c (operand_equal_p): If flag_checking and
7215 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7216 and if it returns non-zero, assert iterative_hash_expr on both
7219 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7221 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7223 2016-04-27 Nick Clifton <nickc@redhat.com>
7226 * varasm.c (merge_weak): Generate an error if an attempt is made
7227 to convert a non-weak static function into a weak, public function.
7229 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7231 * params.def (MAX_PARTITION_SIZE): New param.
7232 * doc/invoke.texi: Document lto-max-partition.
7234 2016-04-27 Richard Biener <rguenther@suse.de>
7237 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7238 function cummulating used_from_other_partition, externally_visible
7239 and force_output from aliases.
7240 (refered_from_nonlocal_var): Likewise.
7241 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7242 node flags properly.
7244 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7246 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7247 (-Wmemset-elt-size): New item.
7249 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7252 * stor-layout.h (internal_reference_types): Delete.
7253 * stor-layout.c (reference_types_internal): Likewise.
7254 (internal_reference_types): Likewise.
7255 (layout_type) <REFERENCE_TYPE>: Adjust.
7257 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7260 * tree.h (inchash::add_expr): Add FLAGS argument.
7261 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7262 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7263 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7264 Formatting fix. Adjust recursive calls. For tcc_comparison,
7265 if swap_tree_comparison (code) is smaller than code, hash that
7266 and arguments in the other order. Hash CONVERT_EXPR the same
7267 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7268 of ADDR_EXPR of decl as the decl itself. Add or remove
7269 OEP_ADDRESS_OF from recursive flags as needed. For
7270 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
7271 operands commutatively and only the third one normally.
7272 For internal CALL_EXPR hash in CALL_EXPR_IFN.
7274 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
7276 * config/rtems.h (LIB_SPEC): Add -latomic.
7278 2016-04-27 Joel Sherrill <joel@rtems.org>
7280 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
7281 xilink.ld and flags not relevant to RTEMS.
7283 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
7285 * toplev.c (backend_init_target): Avoid calling init_reload when using
7288 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7290 * reorg.c (try_merge_delay_insns): Declare i and j inside the
7291 for loops rather than one for the whole function.
7293 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7295 * match.pd (X + CST CMP X): New transformation.
7297 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7299 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
7300 * fold-const.c (fold_binary_loc): Remove 2 transformations
7301 superseded by match.pd.
7302 * match.pd (x+x -> x*2): Generalize to integers.
7304 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
7306 * config/i386/i386.md (operation on memory peephole): Duplicate an
7307 existing peephole and adapt it to match lea rather than an operation
7310 PR rtl-optimization/57193
7311 * opts.c (default_options_table): Add OPT_frename_registers at -O2
7313 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
7315 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7317 * tree-if-conv.c (any_pred_load_store): New static variable.
7318 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
7319 any_pred_load_store instead of and_mask_load_store.
7320 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
7321 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
7322 (combine_blocks, tree_if_conversion): Ditto.
7324 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7326 PR tree-optimization/70771
7327 PR tree-optimization/70775
7328 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
7329 virtual PHI nodes. Delete parameter.
7330 (if_convertible_loop_p_1): Delete argument to above function.
7331 (predicate_all_scalar_phis): Delete code handling single-argument
7333 (tree_if_conversion): Mark and update virtual SSA.
7335 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7338 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
7339 (x86_elf_aligned_common): Rename to ...
7340 (x86_elf_aligned_decl_common): ... this.
7341 Add decl arg. Switch to .lbss for largecomm object. Use
7342 LARGECOMM_SECTION_ASM_OP.
7343 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
7345 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
7346 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
7348 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7349 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
7351 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7354 * config/i386/i386.c (SECTION_LARGE): Define.
7355 (x86_64_elf_select_section): Set it for large data/bss sections.
7356 Only clear SECTION_WRITE for .lrodata.
7357 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
7359 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
7360 * varasm.c (default_elf_asm_named_section): Grow flagchars.
7361 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
7363 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
7364 * doc/tm.texi: Regenerate.
7366 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7369 * configure.ac (--enable-checking): Document extra flag, for
7370 non-release builds default to --enable-checking=yes,extra.
7371 If misc checking and extra checking, define CHECKING_P to 2 instead
7373 * common.opt (fchecking=): Add.
7374 * doc/invoke.texi (-fchecking=): Document.
7375 * doc/install.texi: Document --enable-checking changes.
7376 * configure: Regenerated.
7377 * config.in: Regenerated.
7379 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7381 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
7382 attribute instead of which_alternative.
7383 * config/i386/sse.md (*mov<mode>_internal): Ditto.
7384 Use EXT_REX_SSE_REG_P where appropriate.
7386 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7388 * config/i386/predicates.md (const0_operand): Do not match
7389 const_wide_int code.
7390 (const1_operand): Ditto.
7392 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7394 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
7395 for SSE constm1 operands and TARGET_AVX512VL.
7396 (*movti_internal): Ditto.
7397 (*mov<mode>_or): Use constm1_operand predicate.
7398 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
7399 for SSE vector_all_ones operands and TARGET_AVX512VL.
7400 * config/i386/predicates.md (constm1_operand): New predicate.
7401 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
7402 emission of constant -1 load.
7404 2016-04-25 Jason Merrill <jason@redhat.com>
7406 * gdbinit.in: Skip is-a.h.
7408 * attribs.c (register_scoped_attributes): Fix logic.
7409 * attribs.h: Declare register_scoped_attributes.
7411 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7413 * config/rs6000/rs6000-builtin.def: Correct pasto error for
7414 stxvd2x and stxvw4x built-in functions.
7416 2016-04-25 DJ Delorie <dj@redhat.com>
7418 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
7419 (ashrhi3): Likewise.
7420 (lshrhi3): Likewise.
7422 2016-04-25 Richard Biener <rguenther@suse.de>
7424 PR tree-optimization/70780
7425 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
7427 (compute_antic): Mark blocks with abnormal preds as visited as
7428 they have a final empty antic-in solution already.
7430 2016-04-25 Michael Collison <michael.collison@linaro.org>
7432 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
7434 2016-04-25 Michael Collison <michael.collison@linaro.org>
7436 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
7437 mode is VQI to improve mixed mode vectorization.
7438 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
7439 define_insn to match low half of signed vaddw.
7440 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
7441 define_insn to match high half of signed vaddw.
7442 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
7443 define_insn to match low half of unsigned vaddw.
7444 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
7445 define_insn to match high half of unsigned vaddw.
7446 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
7447 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7448 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
7450 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7451 * config/arm/predicates.md (vect_par_constant_high): Support
7452 big endian and simplify by calling
7453 arm_simd_check_vect_par_cnst_half
7454 (vect_par_constant_low): Likewise.
7456 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7458 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
7459 predicate for operand 2.
7461 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
7462 H.J. Lu <hongjiu.lu@intel.com>
7464 * config/i386/i386-protos.h (standard_sse_constant_p): Add
7465 machine_mode argument.
7466 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
7467 constm1_rtx operands. For VOIDmode constants, get mode from
7468 pred_mode. Check mode size if the mode is supported by ABI.
7469 (standard_sse_constant_opcode): Do not use standard_constant_p.
7470 Strictly check ABI support for all-ones operands.
7471 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
7472 immediates. Update calls to standard_sse_constant_p.
7473 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
7474 (ix86_rtx_costs): Ditto.
7475 * config/i386/i386.md (*movxi_internal_avx512f): Use
7476 nonimmediate_or_sse_const_operand instead of vector_move_operand.
7477 Use (v,BC) alternative instead of (v,C). Use register_operand
7478 checks instead of MEM_P.
7479 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
7480 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
7481 isa attribute. Use register_operand checks instead of MEM_P.
7482 (*movti_internal): Use nonimmediate_or_sse_const_operand for
7483 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
7484 alternative and corresponding sse2 isa attribute.
7485 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
7486 to standard_sse_constant_p.
7487 (FP constant splitters): Ditto.
7488 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
7490 * config/i386/predicates.md (constm1_operand): Remove.
7491 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
7492 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
7493 vector_all_ones_operand instead of constm1_operand.
7495 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7497 * print-rtl.c (print_rtx_insn_vec): New function.
7498 * print-rtl.h: New prototype.
7499 * store-motion.c (struct st_expr): Make avail_stores a vector.
7500 (st_expr_entry): Adjust.
7501 (free_st_expr_entry): Likewise.
7502 (print_store_motion_mems): Likewise.
7503 (find_moveable_store): Likewise.
7504 (compute_store_table): Likewise.
7505 (delete_store): Likewise.
7506 (build_store_vectors): Likewise.
7508 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7510 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
7512 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7514 * vec.h (vec_safe_contains): New function.
7515 (vec::contains): Likewise.
7516 (vec::begin): Likewise.
7517 (vec::end): Likewise.
7519 2016-04-23 Jakub Jelinek <jakub@redhat.com>
7522 * cfgexpand.c (expand_stack_vars): Fix typo.
7524 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7526 * system.h (list, map, set, vector): Include conditionally.
7527 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
7528 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
7529 * ipa-icf.c (INCLUDE_LIST): Define.
7530 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
7531 * config/sh/sh.c (INCLUDE_VECTOR): Define.
7532 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
7533 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
7534 * cp/logic.cc (INCLUDE_LIST): Define.
7535 * fortran/trans-common.c (INCLUDE_MAP): Define.
7537 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7539 * auto-profile.c: Remove <string.h> include.
7540 * ipa-icf-gimple.c: Remove <list> include.
7541 * diagnostic.c: Remove <new> include.
7542 * genmatch.c: Likewise.
7543 * pretty-print.c: Likewise.
7544 * toplev.c: Likewise
7545 * c/c-objc-common.c: Likewise.
7546 * cp/error.c: Likewise.
7547 * fortran/error.c: Likewise.
7549 2016-04-22 Richard Biener <rguenther@suse.de>
7551 * lto-streamer-in.c (input_ssa_names): Do not allocate
7552 GIMPLE_NOP for all SSA names.
7553 * lto-streamer-out.c (output_ssa_names): Do not output
7554 SSA names that should have been released.
7556 2016-04-22 Richard Biener <rguenther@suse.de>
7558 PR tree-optimization/70740
7559 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
7562 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
7565 * config/i386/predicates.md (call_insn_operand): Replace
7566 sibcall_memory_operand with memory_operand.
7568 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
7570 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
7571 has_single_use() tests.
7572 (register_edge_assert_for_1): Likewise.
7573 (find_assert_locations_1): Check the liveness bitmap instead of
7574 checking has_single_use().
7576 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
7579 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
7580 Extract AVX-512BW constraint from AVX.
7582 2016-04-21 Richard Biener <rguenther@suse.de>
7584 PR tree-optimization/70725
7585 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
7586 for phi_convertible_by_degenerating_args.
7587 (predicate_all_scalar_phis): Handle single-argument PHIs.
7589 2016-04-21 Richard Biener <rguenther@suse.de>
7592 * fold-const.c (fold_comparison): Return properly typed
7595 2016-04-21 Bin Cheng <bin.cheng@arm.com>
7597 PR tree-optimization/70715
7598 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7599 after expanding BASE using expand_simple_operations.
7601 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7603 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
7604 New transformations.
7606 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7608 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
7610 2016-04-20 Jan Hubicka <jh@suse.cz>
7612 * ipa-inline.c (can_inline_edge_p): Pass caller info to
7613 ultiimate_alias_target.
7614 (update_callee_keys): Likewise.
7615 (lookup_recursive_calls): Likewise.
7616 (speculation_useful_p): Likewise.
7618 2016-04-20 Jan Hubicka <jh@suse.cz>
7621 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
7622 (set_nothrow_flag_1): ... this; handle interposition correctly;
7623 recurse on aliases and thunks.
7624 (cgraph_node::set_nothrow_flag): New.
7625 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
7626 functions compiled with non-call exceptions that binds to current
7628 (propagate_nothrow): Be safe WRT interposition.
7629 * cgraph.h (set_nothrow_flag): Update prototype.
7631 2016-04-18 Jan Hubicka <jh@suse.cz>
7633 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7634 max_loop_iterations_int.
7635 (tree_unswitch_outer_loop): Likewise.
7637 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7639 PR tree-optimization/69489
7640 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
7641 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
7642 Revise dump message.
7643 (if_convertible_bb_p): Remove check on edge count of basic block's
7646 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7648 PR tree-optimization/56625
7649 PR tree-optimization/69489
7650 * tree-data-ref.h (DR_INNERMOST): New macro.
7651 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
7652 hashing struct innermost_loop_behavior.
7653 (ref_DR_map): Remove.
7654 (innermost_DR_map): New map.
7655 (baseref_DR_map): Revise comment.
7656 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
7657 to innermost_DR_map accroding to its innermost loop behavior.
7658 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
7659 to its innermost loop behavior.
7660 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
7661 Add initialization for innermost_DR_map. Record memory reference
7662 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
7663 have innermost loop behavior.
7664 (if_convertible_loop_p): Remove release for ref_DR_map. Release
7667 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
7669 * config/i386/i386.md (*lea<mode>_general_1): Rename from
7670 *lea_general_1. Use explicit SWI12 mode interator.
7671 (*lea<mode>_general_2): Rename from *lea_general_2.
7672 Use explicit SWI12 mode interator.
7673 (*lea<mode>_general_3): Rename from *lea_general_3.
7674 Use explicit SWI12 mode interator.
7675 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
7676 Use explicit SWI12 mode interator.
7677 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
7678 Use explicit SWI48 mode interator.
7680 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7682 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7683 Short-cut unaligned load and store cases. Handle all integer
7685 (ix86_expand_vector_move_misalign): Short-cut unaligned load
7686 and store cases. Call ix86_avx256_split_vector_move_misalign
7687 directly without checking mode class.
7689 2016-04-20 Andrew Pinski <apinski@cavium.com>
7690 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7693 * config/aarch64/aarch64.md (sibcall): Force call
7694 address to be DImode for ILP32.
7695 (sibcall_value): Likewise.
7697 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7699 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
7701 2016-04-20 Richard Biener <rguenther@suse.de>
7703 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
7704 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
7705 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
7706 (maybe_push_res_to_seq): Adjust.
7707 * gimple-fold.c (maybe_build_generic_op): Likewise.
7709 2016-04-20 Marek Polacek <polacek@redhat.com>
7711 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
7714 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
7716 * config/i386/sse.md (vec_unpacks_lo_hi): Always
7717 use kmovw to support AVX512F target.
7719 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7721 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
7723 2016-04-20 Marek Polacek <polacek@redhat.com>
7725 PR tree-optimization/70725
7726 * tree-if-conv.c (is_false_predicate): New function.
7727 (predicate_mem_writes): Use it.
7729 2016-04-20 Richard Biener <rguenther@suse.de>
7731 PR tree-optimization/70726
7732 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
7733 shift amounts from a pattern stmt operand.
7735 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7738 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
7739 stack_restore_from_fpr pattern when restoring r15.
7740 (s390_optimize_prologue): Strip away the memory barrier in the
7741 parallel when trying to get rid of restore insns.
7742 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
7743 definition for loading the stack pointer from an FPR. Compared to
7744 the normal move insn this pattern includes a full memory barrier.
7746 2016-04-19 Jakub Jelinek <jakub@redhat.com>
7749 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
7750 implicitly linear or lastprivate iterator on the outer context.
7752 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7754 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
7756 * config/i386/i386.md (ssememalign): Removed.
7757 * config/i386/sse.md: Remove ssememalign attribute from patterns.
7759 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7762 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
7763 const short * to __builtin_ia32_loaddquhi512_mask.
7764 (_mm512_maskz_loadu_epi16): Likewise.
7765 (_mm512_mask_storeu_epi16): Pass short * to
7766 __builtin_ia32_storedquhi512_mask.
7767 (_mm512_mask_loadu_epi8): Pass const char * to
7768 __builtin_ia32_loaddquqi512_mask.
7769 (_mm512_maskz_loadu_epi8): Likewise.
7770 (_mm512_mask_storeu_epi8): Pass char * to
7771 __builtin_ia32_storedquqi512_mask.
7772 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
7773 const double * to __builtin_ia32_loadupd512_mask.
7774 (_mm512_mask_loadu_pd): Likewise.
7775 (_mm512_maskz_loadu_pd): Likewise.
7776 (_mm512_storeu_pd): Pass double * to
7777 __builtin_ia32_storeupd512_mask.
7778 (_mm512_mask_storeu_pd): Likewise.
7779 (_mm512_loadu_ps): Pass const float * to
7780 __builtin_ia32_loadups512_mask.
7781 (_mm512_mask_loadu_ps): Likewise.
7782 (_mm512_maskz_loadu_ps): Likewise.
7783 (_mm512_storeu_ps): Pass float * to
7784 __builtin_ia32_storeups512_mask.
7785 (_mm512_mask_storeu_ps): Likewise.
7786 (_mm512_mask_loadu_epi64): Pass const long long * to
7787 __builtin_ia32_loaddqudi512_mask.
7788 (_mm512_maskz_loadu_epi64): Likewise.
7789 (_mm512_mask_storeu_epi64): Pass long long *
7790 to __builtin_ia32_storedqudi512_mask.
7791 (_mm512_loadu_si512): Pass const int * to
7792 __builtin_ia32_loaddqusi512_mask.
7793 (_mm512_mask_loadu_epi32): Likewise.
7794 (_mm512_maskz_loadu_epi32): Likewise.
7795 (_mm512_storeu_si512): Pass int * to
7796 __builtin_ia32_storedqusi512_mask.
7797 (_mm512_mask_storeu_epi32): Likewise.
7798 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
7799 char * to __builtin_ia32_storedquqi256_mask.
7800 (_mm_mask_storeu_epi8): Likewise.
7801 (_mm256_mask_loadu_epi16): Pass const short * to
7802 __builtin_ia32_loaddquhi256_mask.
7803 (_mm256_maskz_loadu_epi16): Likewise.
7804 (_mm_mask_loadu_epi16): Pass const short * to
7805 __builtin_ia32_loaddquhi128_mask.
7806 (_mm_maskz_loadu_epi16): Likewise.
7807 (_mm256_mask_loadu_epi8): Pass const char * to
7808 __builtin_ia32_loaddquqi256_mask.
7809 (_mm256_maskz_loadu_epi8): Likewise.
7810 (_mm_mask_loadu_epi8): Pass const char * to
7811 __builtin_ia32_loaddquqi128_mask.
7812 (_mm_maskz_loadu_epi8): Likewise.
7813 (_mm256_mask_storeu_epi16): Pass short * to.
7814 __builtin_ia32_storedquhi256_mask.
7815 (_mm_mask_storeu_epi16): Pass short * to.
7816 __builtin_ia32_storedquhi128_mask.
7817 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
7818 const double * to __builtin_ia32_loadupd256_mask.
7819 (_mm256_maskz_loadu_pd): Likewise.
7820 (_mm_mask_loadu_pd): Pass onst double * to
7821 __builtin_ia32_loadupd128_mask.
7822 (_mm_maskz_loadu_pd): Likewise.
7823 (_mm256_mask_storeu_pd): Pass double * to
7824 __builtin_ia32_storeupd256_mask.
7825 (_mm_mask_storeu_pd): Pass double * to
7826 __builtin_ia32_storeupd128_mask.
7827 (_mm256_mask_loadu_ps): Pass const float * to
7828 __builtin_ia32_loadups256_mask.
7829 (_mm256_maskz_loadu_ps): Likewise.
7830 (_mm_mask_loadu_ps): Pass const float * to
7831 __builtin_ia32_loadups128_mask.
7832 (_mm_maskz_loadu_ps): Likewise.
7833 (_mm256_mask_storeu_ps): Pass float * to
7834 __builtin_ia32_storeups256_mask.
7835 (_mm_mask_storeu_ps): ass float * to
7836 __builtin_ia32_storeups128_mask.
7837 (_mm256_mask_loadu_epi64): Pass const long long * to
7838 __builtin_ia32_loaddqudi256_mask.
7839 (_mm256_maskz_loadu_epi64): Likewise.
7840 (_mm_mask_loadu_epi64): Pass const long long * to
7841 __builtin_ia32_loaddqudi128_mask.
7842 (_mm_maskz_loadu_epi64): Likewise.
7843 (_mm256_mask_storeu_epi64): Pass long long * to
7844 __builtin_ia32_storedqudi256_mask.
7845 (_mm_mask_storeu_epi64): Pass long long * to
7846 __builtin_ia32_storedqudi128_mask.
7847 (_mm256_mask_loadu_epi32): Pass const int * to
7848 __builtin_ia32_loaddqusi256_mask.
7849 (_mm256_maskz_loadu_epi32): Likewise.
7850 (_mm_mask_loadu_epi32): Pass const int * to
7851 __builtin_ia32_loaddqusi128_mask.
7852 (_mm_maskz_loadu_epi32): Likewise.
7853 (_mm256_mask_storeu_epi32): Pass int * to
7854 __builtin_ia32_storedqusi256_mask.
7855 (_mm_mask_storeu_epi32): Pass int * to
7856 __builtin_ia32_storedqusi128_mask.
7857 * config/i386/i386-builtin-types.def (PCSHORT): New.
7859 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
7860 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
7861 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
7862 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
7863 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
7864 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
7865 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
7866 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
7867 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
7868 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
7869 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
7870 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
7871 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
7872 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
7873 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
7874 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
7875 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
7876 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
7877 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
7878 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
7879 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
7880 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
7881 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
7882 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
7883 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
7884 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
7885 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
7886 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
7887 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
7888 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
7889 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
7890 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
7891 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
7892 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
7893 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
7894 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
7895 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
7896 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
7897 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
7898 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
7899 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
7900 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
7901 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
7902 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
7903 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
7904 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
7905 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
7906 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
7907 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
7909 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
7910 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
7912 (ix86_expand_vector_move_misalign): Likewise.
7913 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
7914 to scalar function prototype for unaligned load/store builtins.
7915 (ix86_expand_special_args_builtin): Updated.
7916 * config/i386/sse.md (UNSPEC_LOADU): Removed.
7917 (UNSPEC_STOREU): Likewise.
7918 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
7919 (VI_ULOADSTORE_F_AVX512VL): Likewise.
7920 (ssescalarsize): Handle V4TI, V2TI and V1TI.
7921 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
7922 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
7923 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
7924 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
7925 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
7926 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
7927 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
7928 (<avx512>_storedqu<mode>_mask): Likewise.
7929 (*sse4_2_pcmpestr_unaligned): Likewise.
7930 (*sse4_2_pcmpistr_unaligned): Likewise.
7931 (*mov<mode>_internal): Renamed to ...
7932 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
7933 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
7934 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
7935 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
7937 2016-04-19 Richard Biener <rguenther@suse.de>
7939 PR tree-optimization/70171
7940 * tree-ssa-phiprop.c: Include stor-layout.h.
7941 (phiprop_insert_phi): Handle the aggregate copy case.
7942 (propagate_with_phi): Likewise.
7944 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
7946 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
7947 instead of simplify_gen_subreg (... , 0).
7948 (ix86_delegitimize_address): Ditto.
7949 (ix86_split_divmod): Ditto.
7950 (ix86_split_copysign_const): Ditto.
7951 (ix86_split_copysign_var): Ditto.
7952 (ix86_expand_args_builtin): Ditto.
7953 (ix86_expand_round_builtin): Ditto.
7954 (ix86_expand_special_args_builtin): Ditto.
7955 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
7956 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
7957 (udivmodqi4): Ditto.
7958 (absneg splitters): Ditto.
7959 (*jcc_bt<mode>_1): Ditto.
7961 2016-04-19 Richard Biener <rguenther@suse.de>
7963 PR tree-optimization/70724
7964 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
7965 restoring out from ...
7966 (free_scc_vn): ... here.
7967 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
7968 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
7970 (pass_fre::execute): Restore SSA info.
7972 2016-04-19 Richard Biener <rguenther@suse.de>
7974 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
7975 * gimple-walk.c (walk_gimple_op): Initialize it.
7976 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
7977 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
7978 remapping SSA names of defs.
7979 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
7982 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
7985 * lra-constraints.c (equiv_substition_p): New.
7986 (process_alt_operands): Use it.
7987 (swap_operands): Swap it.
7988 (curr_insn_transform): Update it.
7990 2016-04-18 Michael Matz <matz@suse.de>
7992 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
7993 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
7994 * tree-core.h (tree_type_common.align): Use bit-field.
7995 (tree_type_common.spare): New.
7996 (tree_decl_common.off_align): Make smaller.
7997 (tree_decl_common.align): Use bit-field.
7999 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8000 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8001 (scan_sharing_clauses): Ditto.
8002 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8003 (omp_finish_file): Ditto.
8004 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8005 (layout_decl): Ditto.
8006 (relayout_decl): Ditto.
8007 (finalize_record_size): Use SET_TYPE_ALIGN.
8008 (finalize_type_size): Ditto.
8009 (finish_builtin_struct): Ditto.
8010 (layout_type): Ditto.
8011 (initialize_sizetypes): Ditto.
8012 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8013 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8014 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8015 (get_chain_field): Ditto.
8016 (get_trampoline_type): Ditto.
8017 (get_nl_goto_field): Ditto.
8018 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8020 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8021 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8022 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8023 (build_qualified_type): Use SET_TYPE_ALIGN.
8024 (build_aligned_type, build_range_type_1): Ditto.
8025 (build_atomic_base): Ditto.
8026 (build_common_tree_nodes): Ditto.
8027 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8028 (expand_one_stack_var_at): Ditto.
8029 * coverage.c (build_var): Use SET_DECL_ALIGN.
8030 * except.c (init_eh): Ditto.
8031 * function.c (assign_parm_setup_block): Ditto.
8032 * symtab.c (increase_alignment_1): Ditto.
8033 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8034 * tree-vect-stmts.c (ensure_base_align): Ditto.
8035 * varasm.c (align_variable): Ditto.
8036 (assemble_variable): Ditto.
8037 (build_constant_desc): Ditto.
8038 (output_constant_def_contents): Ditto.
8040 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8041 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8042 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8043 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8044 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8046 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8049 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8050 replace %vmovsd with "%vmovq".
8051 (vec_concatv2df): Likewise.
8053 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8055 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8056 (*vec_extractv2si_0): Ditto.
8057 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8058 (zero_extended_scalar_load_operand splitters): Ditto.
8059 (vec_extract splitters): Ditto.
8060 (*vec_extractv4si_0_zext): Ditto.
8061 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8063 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8064 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8065 (*sse4_1_extractps): Use lowpart_subreg.
8066 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8068 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8070 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8072 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8073 Mention Solaris 11 packaging changes.
8074 Update gas and gld requirements.
8075 Remove reference to pre-Solaris 10 bug.
8076 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8078 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8081 2016-04-17 Jan Hubicka <jh@suse.cz>
8083 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8084 max_loop_iterations_int.
8086 2016-04-18 Richard Biener <rguenther@suse.de>
8088 PR tree-optimization/43434
8089 * tree-ssa-structalias.c (struct vls_data): New.
8090 (visit_loadstore): Handle all pointer-based accesses.
8091 (compute_dependence_clique): Compute a bitmap of restrict tags
8092 assigned bases and pass it to visit_loadstore.
8094 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8097 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8098 armv8.1-a and armv8.1-a+crc.
8100 2016-04-18 Richard Biener <rguenther@suse.de>
8102 PR tree-optimization/70701
8103 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8104 references after translating through a memcpy.
8106 2016-04-18 Richard Biener <rguenther@suse.de>
8108 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8109 (compute_antic): ... here. For partial antic use regular
8110 postorder and scrap iteration.
8111 (compute_partial_antic_aux): Remove unused return value.
8112 (init_pre): Do not allocate postorder.
8113 (fini_pre): Do not free postorder.
8115 2016-04-18 Richard Biener <rguenther@suse.de>
8118 * expmed.c (extract_bit_field_1): Remove broken case
8119 using a wider MODE_INT mode.
8121 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8123 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8124 unless compiling with at least GCC-4.8.
8126 2016-04-17 Jan Hubicka <jh@suse.cz>
8129 * graphite.c (graphite_finalize): Update call to
8130 tree_estimate_probability.
8131 * predict.h (tree_estimate_probability): Update prototype.
8133 2016-04-17 Jan Hubicka <jh@suse.cz>
8135 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8136 (tree_estimate_probability): Likewise.
8137 (pass_profile::execute): Update.
8138 (report_predictor_hitrates): New function.
8139 * profile.c (compute_branch_probabilities): Use it.
8140 * predict.h (report_predictor_hitrates): Declare.
8142 2016-04-17 Jan Hubicka <jh@suse.cz>
8145 * cgraph.h (cgraph_node::set_const_flag,
8146 cgraph_node::set_pure_flag): Update prototype to return bool;
8148 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8149 of interposable symbol are interposable, too.
8150 (cgraph_set_const_flag_1): Rename to ...
8151 (set_const_flag_1): ... this one; change to self recursive function
8152 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8153 clearnig the flag in all variants and also virtual thunks of const
8154 functions are pure; track if any change was done.
8155 (cgraph_node::set_const_flag): Update.
8156 (struct set_pure_flag_info): New struct.
8157 (cgraph_set_pure_flag_1): Rename to ...
8158 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8159 rather than pointer encoded flags; track if any changes was done;
8160 handle correctly clearning flag and setting flag of aliases already
8162 (cgraph_node::set_pure_flag): Update.
8163 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8165 2016-04-17 Tom de Vries <tom@codesourcery.com>
8168 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8171 2016-04-17 Tom de Vries <tom@codesourcery.com>
8173 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8174 '{}<> ' as escape-for-record.
8176 2016-04-17 Tom de Vries <tom@codesourcery.com>
8178 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8181 2016-04-17 Tom de Vries <tom@codesourcery.com>
8184 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8185 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8186 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8187 * passes.c (finish_optimization_passes): Only call
8188 finish_graph_dump_file if dfi->graph_dump_initialized.
8189 (execute_function_dump, pass_init_dump_file): Use
8190 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8192 2016-04-17 Tom de Vries <tom@codesourcery.com>
8194 PR tree-optimization/70256
8195 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8196 (debug_varmap): New function.
8198 2016-04-17 Tom de Vries <tom@codesourcery.com>
8201 * passes.c (pass_manager::register_pass): Propagate pflags.
8203 2016-04-17 Tom de Vries <tom@codesourcery.com>
8206 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8207 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8208 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8209 check if it's equal to p_start.
8210 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8212 2016-04-15 Jan Hubicka <jh@suse.cz>
8215 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8216 function does not bind to current def.
8217 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8218 handle conservatively calls to functions that does not need to bind
8220 (check_call): Update call of worse_state.
8221 (ignore_edge_for_nothrow): Update.
8222 (ignore_edge_for_pure_const): Likewise.
8223 (propagate_pure_const): Update calls to worse_state.
8224 (skip_function_for_local_pure_const): Reformat comments.
8226 2016-04-15 Jan Hubicka <jh@suse.cz>
8229 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8230 (cgraph_node::function_symbol): Likewise.
8231 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8232 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8233 (symtab_node::ultimate_alias_target): Add REF parameter.
8234 (symtab_node::binds_to_current_def_p): Declare.
8235 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8236 (cgraph_node::function_symbol): Likewise.
8237 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8238 (cgraph_node::get_availability): Likewise.
8239 (cgraph_edge::binds_to_current_def_p): New inline function.
8240 (varpool_node::get_availability): Add REF parameter.
8241 (varpool_node::ultimate_alias_target): Likewise.
8242 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8243 (symtab_node::binds_to_current_def_p): Likewise.
8244 * varpool.c (varpool_node::get_availability): Likewise.
8246 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8249 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8250 Fix mode size check.
8252 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8254 * BASE-VER: Set to 7.0.0.
8256 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8258 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8260 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8262 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8263 architecture revisions.
8265 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8267 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8268 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8269 * config/i386/i386.md (stack decrement to push peepholes): Guard
8270 with !x86_using_red_zone ().
8272 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8275 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
8276 to dump_generic_node.
8277 (NIY): Pass also flags to do_niy.
8279 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
8281 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
8282 (simd_clone_vector_of_formal_parm_types)
8283 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
8284 (simd_clone_mangle, simd_clone_create)
8285 (simd_clone_adjust_return_type, create_tmp_simd_array)
8286 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
8287 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
8288 (ipa_simd_modify_function_body, simd_clone_linear_addend)
8289 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
8290 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
8291 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
8292 * omp-simd-clone.c: ... this new file.
8293 (simd_clone_vector_of_formal_parm_types): Make it static.
8294 * Makefile.in (OBJS): Add omp-simd-clone.o.
8296 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8299 * config/i386/sse.md: Use proper memory operand modifiers.
8302 2016-04-15 Richard Biener <rguenther@suse.de>
8303 Alan Modra <amodra@gmail.com>
8305 PR tree-optimization/70130
8306 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
8307 when alignment stays not the same and no not use the realign
8310 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8313 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8314 direct move handlers for KFmode. Change TFmode handlers test from
8315 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
8317 2016-04-14 Jakub Jelinek <jakub@redhat.com>
8320 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
8321 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
8322 (inlined_polymorphic_ctor_dtor_block_p): Use it.
8323 * tree-ssa-live.c (remove_unused_scope_block_p): When
8324 in_ctor_dtor_block, avoid discarding not just BLOCKs with
8325 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
8326 block_ultimate_origin is FUNCTION_DECL.
8327 (remove_unused_locals): If current_function_decl is
8328 polymorphic_ctor_dtor_p, pass initial true to
8329 remove_unused_scope_block_p' is_ctor_dtor_block.
8331 2016-04-14 Martin Sebor <msebor@redhat.com>
8336 * doc/extend.texi (Variable Length): Revert.
8338 2016-04-14 Marek Polacek <polacek@redhat.com>
8339 Jan Hubicka <hubicka@ucw.cz>
8342 * tree.c (verify_type): Disable the canonical type of main variant
8345 2016-04-14 Jason Merrill <jason@redhat.com>
8347 * cfgexpand.c, expr.c: Revert previous change.
8349 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
8352 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
8353 when building a mem ref for the incoming reduction variable.
8355 2016-04-14 Richard Biener <rguenther@suse.de>
8357 PR tree-optimization/70614
8358 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
8359 loop if the evolution dropped to chrec_dont_know.
8360 (interpret_condition_phi): Likewise.
8362 2016-04-14 Richard Biener <rguenther@suse.de>
8364 PR tree-optimization/70623
8365 * tree-ssa-pre.c (changed_blocks): Make global ...
8366 (compute_antic): ... local here. Move and fix worklist
8367 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
8368 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
8369 worklist handling, dump when ANTIC_IN changed.
8370 (compute_partial_antic_aux): Remove worklist handling.
8371 (init_pre): Do not compute post dominators. Add a comment about
8372 the CFG order chosen.
8373 (fini_pre): Do not free post dominators.
8375 2016-04-13 Martin Sebor <msebor@redhat.com>
8380 * doc/extend.texi (Variable Length): Document C++ specifics.
8382 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8385 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
8386 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
8387 eh edges have been purged.
8390 * tree-sra.c (create_access_replacement,
8391 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
8393 * tree-pretty-print.c (dump_fancy_name): New function.
8394 (dump_decl_name, dump_generic_node): Use it.
8396 2016-04-13 Jason Merrill <jason@redhat.com>
8398 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
8399 * expr.c (expand_expr_real_1): Likewise.
8401 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
8403 * config/i386/i386.md (kunpckhi): Swap operands.
8404 (kunpcksi): Likewise.
8405 (kunpckdi): Likewise.
8406 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
8407 (vec_pack_trunc_<mode>): Likewise.
8409 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8412 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
8415 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
8416 gimplification turns some element into non-constant.
8419 * rtl.h (convert_memory_address_addr_space_1): New prototype.
8420 * explow.c (convert_memory_address_addr_space_1): No longer static,
8421 add NO_EMIT argument and don't call convert_modes if true, pass
8422 it down recursively, remove break after return.
8423 (convert_memory_address_addr_space): Adjust caller.
8424 * simplify-rtx.c (simplify_unary_operation_1): Call
8425 convert_memory_address_addr_space_1 instead of convert_memory_address,
8426 if it returns NULL, don't simplify.
8428 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
8431 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
8433 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8435 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8436 Bump the upper SIMDLEN limits, so that if the return type or
8437 characteristic type if the return type is void can be passed in
8438 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
8441 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8444 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
8445 Do not use "=" constraint on an input constraint.
8446 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8447 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8448 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
8449 generates (neg (abs ...)) instead of (abs ...).
8451 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8453 PR rtl-optimization/70596
8454 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
8455 just invalidate LRA data and reset them. Adjust dump wording.
8457 2016-04-12 Martin Liska <mliska@suse.cz>
8460 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8462 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8464 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8465 max_loop_iterations_int.
8466 (tree_unswitch_outer_loop): Likewise.
8467 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8468 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8470 2016-04-12 Tom de Vries <tom@codesourcery.com>
8472 PR tree-optimization/68756
8473 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
8474 instead of new_name.
8476 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8478 PR tree-optimization/70602
8479 * tree-sra.c (generate_subtree_copies): Don't write anything into
8480 constant pool decls.
8482 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
8483 regardless whether there are depend clauses or not.
8485 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8488 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
8489 target attribute and pragma from changing the -mfloat128
8490 and -mfloat128-hardware options.
8492 * doc/extend.texi (Additional Floating Types): Document PowerPC
8493 __float128 restrictions.
8495 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8498 * config/aarch64/driver-aarch64.c
8499 (aarch64_get_extension_string_for_isa_flags): New.
8500 (arch_extension): Rename to...
8501 (aarch64_arch_extension): ...This.
8502 (ext_to_feat_string): Rename to...
8503 (aarch64_extensions): ...This.
8504 (aarch64_core_data): Keep track of architecture extension flags.
8505 (cpu_data): Rename to...
8506 (aarch64_cpu_data): ...This.
8507 (aarch64_arch_driver_info): Keep track of architecture extension
8509 (get_arch_name_from_id): Rename to...
8510 (get_arch_from_id): ...This, change return type.
8511 (host_detect_local_cpu): Update and reformat for renames, handle
8512 extensions through common infrastructure.
8514 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8517 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
8518 track of a canonical flag name.
8519 (all_extensions): Likewise.
8520 (arch_to_arch_name): Also track extension flags enabled by the arch.
8521 (all_architectures): Likewise.
8522 (aarch64_parse_extension): Move to here.
8523 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
8525 (aarch64_rewrite_selected_cpu): Update for above change.
8526 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
8527 are handled, such that the single explicit value enabled by an
8528 extension is kept seperate from the implicit values it also enables.
8529 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
8531 (aarch64_parse_extension): New.
8532 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
8533 here to config/aarch64/aarch64-protos.h.
8534 (aarch64_parse_extension): Move from here to
8535 common/config/aarch64/aarch64-common.c.
8536 (aarch64_option_print): Update.
8537 (aarch64_declare_function_name): Likewise.
8538 (aarch64_start_file): Likewise.
8539 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
8540 the canonical flag for extensions.
8541 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
8544 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8546 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
8549 2016-04-09 Tom de Vries <tom@codesourcery.com>
8551 PR tree-optimization/68953
8552 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
8553 first to last subscript.
8555 2016-04-09 Jakub Jelinek <jakub@redhat.com>
8557 PR tree-optimization/70586
8558 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
8561 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
8565 PR tree-optimization/70373
8569 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
8570 clauses for acc parallel reductions as necessary. Error on those
8572 * omp-low.c (scan_sharing_clauses): Don't install variables which
8573 are used in acc parallel reductions.
8574 (lower_rec_input_clauses): Remove dead code.
8575 (lower_oacc_reductions): Add support for reference reductions.
8576 (lower_reduction_clauses): Remove dead code.
8577 (lower_omp_target): Don't remap variables appearing in acc parallel
8579 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
8581 2016-04-08 Jakub Jelinek <jakub@redhat.com>
8584 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
8585 with multiple SSA_NAME defs, force the outputs other than first
8586 to be live before calling live_track_process_def on each output.
8588 PR rtl-optimization/70574
8589 * fwprop.c (forward_propagate_and_simplify): Don't add
8590 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
8591 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
8592 paradoxical subregs within *loc.
8594 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
8596 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
8597 -ftree-parallelize-loops={0,1}.
8598 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
8599 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
8600 * config/ia64/hpux.h (LIB_SPEC): Likewise.
8601 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
8602 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
8604 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
8607 * asan.c (instrument_derefs): If we get unknown location, extract it
8609 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
8611 2016-04-08 Tom de Vries <tom@codesourcery.com>
8613 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
8614 implicit firstprivate clause.
8616 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8619 * config/arm/thumb2.md (tst + branch-> lsls + branch
8620 peephole below *orsi_not_shiftsi_si): Require that condition
8621 register is dead after the peephole.
8622 (second peephole after the above): Likewise.
8624 2016-04-08 Alan Modra <amodra@gmail.com>
8627 * builtins.c (fold_builtin_classify): For IBM extended precision,
8628 look at just the high-order double to test for NaN.
8629 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
8630 test just the high double for Inf but both doubles for subnormal
8633 2016-04-07 Jakub Jelinek <jakub@redhat.com>
8635 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
8636 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
8637 node->simdclone->mask_mode != VOIDmode masks.
8638 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
8639 earlier, use it instead of node->simdclone.
8640 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8641 Set clonei->mask_mode.
8643 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8646 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
8647 Pass it through to cp_parser_already_scoped_statement.
8648 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
8649 it through to cp_parser_statement.
8650 (cp_parser_statement): Pass IF_P through to
8651 cp_parser_iteration_statement.
8652 (cp_parser_pragma): Adjust call to
8653 cp_parser_iteration_statement.
8655 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8658 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
8659 resolve a future -Wparentheses warning.
8660 * omp-low.c (scan_sharing_clauses): Likewise.
8661 * tree-parloops.c (eliminate_local_variables): Likewise.
8663 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
8665 PR rtl-optimization/70398
8666 * lra-constraints.c (process_address_1): Check zero scale and code
8667 for reloading with zero scale.
8669 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
8671 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
8672 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
8674 2016-04-06 Jakub Jelinek <jakub@redhat.com>
8676 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8677 Add support for AVX512F clones, include them by default for
8678 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
8679 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
8683 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
8684 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
8685 firstprivate clauses.
8686 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
8687 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
8688 (lower_omp_target): Set TREE_NO_WARNING for
8689 non-addressable possibly uninitialized vars which are copied into
8690 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
8692 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
8694 * config/pa/predicates.md (integer_store_memory_operand): Accept
8695 REG+D operands with a large offset when reload_in_progress is true.
8696 (floating_point_store_memory_operand): Likewise.
8698 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8701 * match.pd (nested int casts): Limit to GIMPLE.
8703 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
8706 * ipa-devirt.c (maybe_record_node): Fix comment; use
8707 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
8709 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8711 PR rtl-optimization/70542
8712 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
8713 if there are any uses other than insn or debug insns.
8715 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
8716 Jakub Jelinek <jakub@redhat.com>
8718 PR tree-optimization/70509
8719 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
8720 Shift HOST_WIDE_INT_1U instead of 1.
8722 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
8724 PR tree-optimization/70509
8725 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
8726 of the vector base type for index.
8728 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
8731 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
8733 2016-04-05 Richard Biener <rguenther@suse.de>
8735 PR tree-optimization/70526
8736 * tree-sra.c (build_ref_for_offset): Use prev_base to
8737 extract the alias pointer type.
8739 2016-04-05 Richard Biener <rguenther@suse.de>
8741 * dse.c (struct store_info): Remove alias_set member.
8742 (struct read_info_type): Likewise.
8743 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
8744 spill_deleted, clear_alias_set_lookup): Remove.
8745 (get_group_info): Remove dead base == NULL_RTX case.
8746 (dse_step0): Remove initialization of removed variables.
8747 (delete_dead_store_insn): Reomve alias set dumping.
8748 (free_read_records): Remove alias_set handling.
8749 (canon_address): Remove alias_set_out parameter.
8750 (record_store): Remove spill_alias_set, it's always zero.
8751 (check_mem_read_rtx): Likewise.
8752 (dse_step2): Rename from ...
8753 (dse_step2_nospill): ... this. Adjust.
8754 (scan_stores): Rename from ...
8755 (scan_stores_nospill): ... this.
8756 (scan_reads): Rename from ...
8757 (scan_reads_nospill): ... this.
8758 (scan_stores_spill, scan_reads_spill): Remove.
8759 (dse_step3_scan): Remove for_spills argument which is always false.
8760 (dse_step3): Likewise.
8761 (dse_step5): Rename from ...
8762 (dse_step5_nospill): ... this. Remove alias_set handling.
8763 (rest_of_handle_dse): Adjust.
8765 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8768 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
8769 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
8770 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
8771 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
8773 2016-04-05 Richard Biener <rguenther@suse.de>
8776 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
8777 non-register type temporaries into SSA.
8779 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
8782 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
8783 calls when sanitizing.
8784 (possible_polymorphic_call_target_p): Fix formatting.
8786 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8787 Jakub Jelinek <jakub@redhat.com>
8790 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
8791 to ensure a call statement is compatible with a built-in's
8793 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
8796 2016-04-04 Richard Biener <rguenther@suse.de>
8798 PR rtl-optimization/70484
8799 * rtl.h (canon_output_dependence): Declare.
8800 * alias.c (canon_output_dependence): New function.
8801 * dse.c (record_store): Use canon_output_dependence rather
8802 than canon_true_dependence.
8804 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8807 * cgraph.h (symtab_node::copy_visibility_from): New function.
8808 * symtab.c (symtab_node::copy_visibility_from): New function.
8809 * ipa-visibility.c (optimize_weakref): New function.
8810 (function_and_variable_visibility): Use it.
8812 2016-04-04 Martin Liska <mliska@suse.cz>
8815 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
8816 value that is really in range handled by SBR instruction.
8817 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
8818 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
8819 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
8821 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
8825 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
8826 set, but not for SP_REG operands.
8828 2016-04-02 Martin Sebor <msebor@redhat.com>
8831 * fold-const.c (maybe_nonzero_address): New function.
8832 (fold_comparison): Call it. Fold equality and relational
8833 expressions involving null pointers.
8834 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
8836 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
8838 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
8839 the "Y" constraint (scalar FP 0.0 immediate).
8841 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
8842 Add the "const_double" to the list of operand constraints.
8844 2016-04-01 Jakub Jelinek <jakub@redhat.com>
8846 PR rtl-optimization/70467
8847 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
8848 If low word of the last operand is 0, just emit addition/subtraction
8851 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8854 * config/s390/s390.c (s390_expand_insv): Check for everything
8855 constant instead of just VOIDmode stuff.
8857 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8860 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
8862 2016-04-01 Nathan Sidwell <nathan@acm.org>
8864 * tree.def (TRY_CATCH_EXPR): Correct documentation.
8866 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
8868 PR rtl-optimization/70461
8869 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
8872 2016-03-31 Martin Liska <mliska@suse.cz>
8875 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
8876 a tree value or an immediate integer value to a buffer
8877 that is eventually copied to a BRIG section.
8878 (emit_immediate_operand): Call the function here.
8879 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
8880 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
8881 of class' fields that are removed.
8882 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
8883 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
8884 m_brig_repr_size fields.
8886 2016-03-31 Martin Liska <mliska@suse.cz>
8889 * hsa-gen.c (hsa_function_representation::update_dominance): New
8891 (convert_addr_to_flat_segment): Likewise.
8892 (gen_hsa_memory_set): New alignment argument.
8893 (gen_hsa_ctor_assignment): Likewise.
8894 (gen_hsa_insns_for_single_assignment): Provide alignment
8895 to gen_hsa_ctor_assignment.
8896 (gen_hsa_insns_for_direct_call): Add new argument.
8897 (expand_lhs_of_string_op): New function.
8898 (expand_string_operation_builtin): Likewise.
8899 (expand_memory_copy): New function.
8900 (expand_memory_set): New function.
8901 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
8902 (convert_switch_statements): Change signature.
8903 (generate_hsa): Use a return value of the function.
8904 (pass_gen_hsail::execute): Do not call
8905 convert_switch_statements here.
8906 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
8907 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
8908 (hsa_function_representation::update_dominance): New function.
8910 2016-03-31 Martin Liska <mliska@suse.cz>
8913 * hsa-brig.c (emit_directive_variable): Emit alignment
8914 according to hsa_symbol::m_align.
8915 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
8916 (dump_hsa_symbol): Dump alignment of HSA symbols.
8917 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
8918 (gen_hsa_addr_with_align): New function.
8919 (hsa_bitmemref_alignment): Use newly added function.
8920 (gen_hsa_insns_for_load): Likewise.
8921 (gen_hsa_insns_for_store): Likewise.
8922 (gen_hsa_memory_copy): New argument added.
8923 (gen_hsa_insns_for_single_assignment): Respect
8924 alignment for assignments processed via gen_hsa_memory_copy.
8925 (gen_hsa_insns_for_direct_call): Likewise.
8926 (gen_hsa_insns_for_return): Likewise.
8927 (gen_function_def_parameters): Set default alignment.
8928 * hsa.c (hsa_object_alignment): New function.
8929 (hsa_byte_alignment): Pasted function.
8930 * hsa.h (hsa_symbol::m_align): New field.
8932 2016-03-31 Bin Cheng <bin.cheng@arm.com>
8934 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
8935 scratch field for goto case.
8937 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
8939 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
8941 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
8944 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
8945 (scalar_chain::convert_insn): Call convert_op for reg
8946 moves to handle undefined registers.
8948 2016-03-31 Nathan Sidwell <nathan@acm.org>
8951 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
8952 Assert we don't want to move backwards.
8954 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
8957 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
8959 2016-03-31 Jakub Jelinek <jakub@redhat.com>
8961 PR rtl-optimization/70460
8962 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
8963 with operand from REG_LABEL_OPERAND, instead substitute
8964 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
8965 Don't do anything for REG_NON_LOCAL_GOTO jumps.
8967 2016-03-31 Martin Liska <mliska@suse.cz>
8969 * passes.c (execute_one_pass): Do not call
8970 todo_after for a discarded function.
8972 2016-03-31 Bin Cheng <bin.cheng@arm.com>
8974 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
8975 (no_cost, infinite_cost): Initialize the new field.
8976 (get_computation_cost_at): Record setup cost.
8977 (determine_use_iv_cost_address): Skip cost computation for sub
8978 uses if we can estimate it without losing accuracy.
8980 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8982 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8984 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8985 max_loop_iterations_int.
8986 (tree_unswitch_outer_loop): Likewise.
8987 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8988 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8990 2016-03-30 Richard Biener <rguenther@suse.de>
8993 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
8995 2016-03-30 Jakub Jelinek <jakub@redhat.com>
8998 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
8999 in gen_blendm expander.
9001 2016-03-30 Nick Clifton <nickc@redhat.com>
9004 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9005 case where we are already provided with an SImode SUBREG.
9007 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9010 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9011 conflict between DRAP register and __builtin_eh_return.
9013 2016-03-30 Michael Matz <matz@suse.de>
9014 Richard Biener <rguenther@suse.de>
9017 * ipa-polymorphic-call.c (struct type_change_info): Change
9018 speculative to an unsigned allowing to limit the work we do.
9019 (csftc_abort_walking_p): New inline function..
9020 (check_stmt_for_type_change): Limit the number of may-defs
9021 skipped for speculative devirtualization to
9022 max-speculative-devirt-maydefs.
9023 * params.def (max-speculative-devirt-maydefs): New param.
9024 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9026 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9029 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9032 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9034 PR tree-optimization/59124
9035 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9036 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9038 2016-03-29 Jeff Law <law@redhat.com>
9040 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9042 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9044 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9047 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9049 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9050 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9051 gcrt0.o if linking dynamically.
9053 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9056 * ipa-devirt.c (methods_equal_p): New function.
9057 (compare_virtual_tables): Use it.
9058 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9059 * cgraphclones.c (clone_function_name_1): Use
9060 symbol_table::symbol_suffix_separator.
9061 * coverage.c (build_var): Likewise.
9062 * symtab.c (symbol_table::symbol_suffix_separator): New.
9064 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9066 PR rtl-optimization/70429
9067 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9068 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9069 mode != result_mode.
9072 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9074 PR tree-optimization/70405
9075 * ssa-iterators.h (num_imm_uses): Add missing braces.
9077 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9079 PR rtl-optimization/68695
9080 * ira-color.c (allocno_copy_cost_saving): New.
9081 (improve_allocation): Use it.
9083 2016-03-29 Richard Henderson <rth@redhat.com>
9086 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9088 2016-03-29 Richard Biener <rguenther@suse.de>
9091 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9092 use alignment returned by get_pointer_alignment_1 if it is
9093 bigger than BITS_PER_UNIT.
9094 * builtins.c (get_pointer_alignment_1): Do not return true
9095 for alignment extracted from SSA info.
9097 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9099 * config/ft32/ft32.opt (mnodiv): New.
9100 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9101 * doc/invoke.texi (FT32 Options -mnodiv): New.
9103 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9106 * config/i386/i386.md (define_split, andn): Fix modes.
9108 2016-03-26 Richard Biener <rguenther@suse.de>
9109 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9112 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9114 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9115 as 2nd argument to cl_optimization_restore().
9117 2016-03-25 Richard Henderson <rth@redhat.com>
9120 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9121 * config/aarch64/aarch64-protos.h: Declare it.
9122 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9124 2016-03-25 Alan Modra <amodra@gmail.com>
9127 * config/rs6000/constraints.md (j): Simplify.
9128 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9130 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9131 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9132 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9133 in all constraint alternatives.
9134 (movtd_64bit_nodm): Delete "j" constraint alternative.
9136 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9138 * tree-ssa-propagate.c: Enhance docs for
9139 SSA_PROP_NOT_INTERESTING.
9141 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9143 * doc/extend.texi: Fix typo in documentation to pure attribute.
9145 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9148 * config/pa/pa.md (bswapdi2): Use a scratch register.
9150 2016-03-24 Richard Henderson <rth@redhat.com>
9153 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9156 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9158 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9159 using ix86_expand_binary_operator instead of gen_andsi3.
9161 2016-03-24 Richard Biener <rguenther@suse.de>
9163 PR tree-optimization/70396
9164 * tree-vect-stmts.c (vectorizable_comparison): Use
9165 get_vectype_for_scalar_type.
9167 2016-03-24 Richard Biener <rguenther@suse.de>
9170 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9171 with register bases.
9173 2016-03-24 Richard Biener <rguenther@suse.de>
9175 PR tree-optimization/70372
9176 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9177 build_all_ones_cst to also handle vector types correctly.
9179 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9182 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9185 2016-03-23 Marek Polacek <polacek@redhat.com>
9188 * doc/invoke.texi: Document -Wignored-attributes.
9190 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9192 PR tree-optimization/69042
9193 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9194 parameter from 30 to 40.
9196 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9198 PR tree-optimization/69042
9199 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9200 for use with constant offset stripped in base.
9202 2016-03-23 Richard Biener <rguenther@suse.de>
9205 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9206 mode compatibility check.
9207 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9209 2016-03-23 Jeff Law <law@redhat.com>
9211 PR tree-optimization/64058
9212 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9214 (struct ssa_conflicts): Move up earlier in the file.
9215 (conflicts_, var_map_): New static variables.
9216 (initialize_conflict_count): New function to initialize the
9217 CONFLICT_COUNT field for each conflict pair.
9218 (compare_pairs): Lazily initialize the conflict count and use it
9219 as the first tie-breaker.
9220 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9221 and wipe conflicts_ and map_ around the call to qsort. Remove
9222 special case for 2 coalesce pairs.
9223 * bitmap.c (bitmap_count_unique_bits): New function.
9224 (bitmap_count_bits_in_word): New function, extracted from
9226 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9227 * bitmap.h (bitmap_count_unique_bits): Declare it.
9229 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9232 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9233 transparent alias chain for decl assembler name.
9234 * config/sol2.c (solaris_assemble_visibility): Likewise.
9236 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9238 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9240 (v10_fdivs): Likewise.
9241 (v10_fdivd): Likewise.
9243 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9246 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9247 to not call fclose twice on file.
9249 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9251 PR tree-optimization/70354
9252 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9253 oprnd0 is wider than oprnd1 and there is a cast from the wider
9254 type to oprnd1, mask it with the mask of the narrower type.
9257 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9258 Optimize TARGET_STV splitters, if high or low word of last argument
9261 2016-03-22 Jeff Law <law@redhat.com>
9264 tree-ssa-threadbackward.c
9265 (fsm_find_control_statement_thread_paths): Correctly distinguish
9266 between old style jump threads vs FSM jump threads.
9268 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
9271 * config/i386/i386.c (scalar_chain::convert_op): Support
9272 uninitialized register usage case.
9274 2016-03-22 Richard Biener <rguenther@suse.de>
9277 * genmatch.c (gen_transform): Adjust last parameter to a three-state
9279 (capture::gen_transform): ... to change behavior when substituting
9280 a condition into cond or not-cond expr context.
9281 (dt_simplify::gen_1): Adjust.
9282 * gimple-match-head.c: Include gimplify.h for unshare_expr.
9283 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
9284 last change and instead change to
9285 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
9286 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9288 2016-03-22 Anthony Green <green@moxielogic.com>
9290 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
9291 issue for moxiebox targets.
9292 (CC1PLUS_SPEC): Ditto.
9294 2016-03-22 Richard Biener <rguenther@suse.de>
9297 * fold-const.c (extract_muldiv_1): Properly perform multiplication
9300 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9302 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
9304 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9307 * config/i386/i386.c (def_builtin): Handle
9308 OPTION_MASK_ISA_AVX512VL to be and-ed with other
9310 (const struct builtin_description bdesc_special_args[]):
9311 Remove duplicate ISA bits.
9313 2016-03-22 Jakub Jelinek <jakub@redhat.com>
9316 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
9317 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
9318 in a way that works also for AVX512BW.
9321 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
9322 instead of source if operands[1] is xmm16 and above and
9323 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
9324 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
9327 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
9328 on assign if (*from_p) is a comparison, set it to
9329 TREE_NO_WARNING (*from_p).
9331 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9334 * lra.c (restore_scratches): Ignore deleted insns.
9336 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
9337 Jakub Jelinek <jakub@redhat.com>
9339 PR tree-optimization/70317
9340 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
9343 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
9346 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
9347 of ix86_expand_move.
9349 (movti): Use general_operand for operand 1 predicate.
9351 2016-03-21 Martin Liska <mliska@suse.cz>
9353 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
9355 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
9357 2016-03-21 Martin Liska <mliska@suse.cz>
9360 * ipa-icf.c (sem_function::parse): Skip static
9361 constructors and destructors.
9363 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9366 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
9367 function-like macro, peek following token(s) if it is followed
9368 by CPP_OPEN_PAREN token with optional padding in between, and
9369 if not, don't treat it like a macro.
9371 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
9372 Alexander Monakov <amonakov@ispras.ru>
9374 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
9375 for the stabs debug format.
9377 2016-03-21 Richard Biener <rguenther@suse.de>
9379 PR tree-optimization/70310
9380 * tree-vect-generic.c (expand_vector_condition): Fold the built
9383 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
9386 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
9387 Block third alternative for AVX-512VL target,
9389 2016-03-21 Martin Liska <mliska@suse.cz>
9392 * hsa-brig.c (emit_function_directives): Mark unemitted
9393 global variables for emission.
9394 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
9395 (get_symbol_for_decl): Likewise.
9396 * hsa.h (struct hsa_symbol): New flag.
9398 2016-03-21 Richard Biener <rguenther@suse.de>
9400 PR tree-optimization/70288
9401 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
9402 we do not estimate unsimplified all-constant conditionals or
9403 switches as optimized away.
9405 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
9407 PR rtl-optimization/69102
9408 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
9409 when we have a readonly dependency context.
9411 2016-03-18 Jeff Law <law@redhat.com>
9413 PR rtl-optimization/70263
9414 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
9415 (update_equiv_regs): When trying to move a store to after the insn
9416 that sets the source of the store, make sure the store occurs after
9417 the insn that sets the source of the store. When successful note
9418 the REG_EQUIV note created in the dump file.
9420 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
9421 Bernd Schmidt <bschmidt@redhat.com>
9423 * doc/extend.texi: Document more potential problems with basic asms.
9425 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
9427 PR rtl-optimization/70278
9428 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
9431 2016-03-18 Jason Merrill <jason@redhat.com>
9433 * calls.c (load_register_parameters): Fix zero size sibcall logic.
9435 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
9437 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
9438 values to 128b regs.
9440 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
9442 PR tree-optimization/70252
9443 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
9444 boolean vector has a proper number of elements.
9445 (supportable_narrowing_operation): Likewise.
9447 2016-03-18 Tom de Vries <tom@codesourcery.com>
9450 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
9452 2016-03-18 Jakub Jelinek <jakub@redhat.com>
9454 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
9455 instead of replace_rtx for DEBUG_INSNs.
9457 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9459 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
9460 load type reservations.
9462 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
9465 * config/pa/constraints.md: Revert 2015-02-13 change. Use
9466 define_constraint for "Q" and "T" constraints.
9468 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
9470 Tweak the pipeline model for Exynos M1
9472 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
9475 2016-03-17 David Malcolm <dmalcolm@redhat.com>
9478 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
9479 where one or both locations aren't within a line_map.
9481 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
9484 * opts.c (finish_options): Don't set flag_pie to the default if
9485 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
9488 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
9490 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
9491 true as ALL_REGS argument to replace_rtx.
9493 2016-03-17 Richard Biener <rguenther@suse.de>
9496 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
9499 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9502 * rtl.h (replace_rtx): Add ALL_REGS argument.
9503 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
9504 equality and assert mode is the same, instead of just rtx pointer
9506 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
9507 true as ALL_REGS argument to replace_rtx.
9509 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
9511 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
9512 for boolean vector with vector mode only.
9513 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9515 2016-03-17 Nick Clifton <nickc@redhat.com>
9518 * config/rx/rx.c (rx_print_integer): Print negative constants in
9521 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9524 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
9526 2016-03-16 Richard Henderson <rth@redhat.com>
9527 Richard Biener <rguenth@suse.de>
9532 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
9533 first operand as is_gimple_condexpr.
9538 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
9539 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
9540 Do not gimplify the result.
9541 (do_unop): Adjust call to tree_vec_extract.
9542 (do_binop): Likewise.
9543 (do_compare): Likewise.
9544 (do_plus_minus): Likewise.
9545 (do_negate): Likewise.
9546 (expand_vector_condition): Likewise.
9547 (do_cond): Likewise.
9549 2016-03-16 Richard Henderson <rth@redhat.com>
9552 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
9553 (aarch64_classify_address): Use it.
9554 (aarch64_legitimize_address): Force all subexpressions of PLUS
9555 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
9557 2016-03-16 Jakub Jelinek <jakub@redhat.com>
9558 Richard Biener <rguenth@suse.de>
9561 * rtlanal.c (replace_rtx): For REG, if from is a REG,
9562 return to even if only REGNO is equal, and assert
9565 2016-03-11 Jeff Law <law@redhat.com>
9567 PR rtl-optimization/70224
9568 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
9570 2016-03-16 Richard Henderson <rth@redhat.com>
9573 * function.h (struct function): Add has_forced_label_in_static.
9574 * gimplify.c (force_labels_r): Set it.
9575 * lto-streamer-in.c (input_struct_function_base): Read it.
9576 * lto-streamer-out.c (output_struct_function_base): Write it.
9577 * tree-inline.c (has_label_address_in_static_1): Remove.
9578 (copy_forbidden): Remove fndecl parameter; test
9579 has_forced_label_in_static.
9580 (inline_forbidden_p): Update call to copy_forbidden.
9581 (tree_versionable_function_p): Likewise.
9582 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
9583 (chkp_versioning): Likewise.
9584 * tree-inline.h (copy_forbidden): Update decl.
9586 2016-03-16 Marek Polacek <polacek@redhat.com>
9589 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
9590 function being thunked if the result type doesn't have fixed size.
9591 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
9592 doesn't have fixed size.
9594 2016-03-16 Bin Cheng <bin.cheng@arm.com>
9596 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
9597 reporting malformed loop nest.
9599 2016-03-16 Tom de Vries <tom@codesourcery.com>
9602 * ipa-devirt.c (possible_polymorphic_call_targets): Move
9603 nodes.length () == 1 test to before first nodes[0] access.
9605 2016-03-16 Tom de Vries <tom@codesourcery.com>
9607 PR tree-optimization/68715
9608 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
9611 2016-03-16 Tom de Vries <tom@codesourcery.com>
9613 PR tree-optimization/68809
9614 * graphite-scop-detection.c (same_close_phi_node): Test if result types
9617 2016-03-16 Carlos O'Donell <carlos@redhat.com>
9618 Sandra Loosemore <sandra@codesourcery.com>
9620 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
9621 on leaf attribute. Mention ELF interposition problems.
9623 2016-03-16 Alan Modra <amodra@gmail.com>
9625 PR rtl-optimization/69195
9626 PR rtl-optimization/47992
9627 * ira.c (indirect_jump_optimize): Ignore artificial defs.
9630 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
9633 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
9635 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9637 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
9639 2016-03-15 Jakub Jelinek <jakub@redhat.com>
9641 PR rtl-optimization/70222
9642 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
9643 optimization if mode is different from result_mode, queue up masking
9644 of the result in outer_op. Formatting fix.
9647 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
9650 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9652 PR rtl-optimization/69032
9653 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
9654 looping backwards over basic block insns.
9656 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9659 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
9660 to non-speculative when propagating trap bits.
9662 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9664 PR rtl-optimization/63384
9665 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
9668 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9671 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
9672 factored out from ...
9673 (sched_analyze_insn): ... here.
9674 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
9675 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
9676 get_implicit_reg_pending_clobbers in it.
9677 (setup_id_reg_sets): Use setup_id_implicit_regs.
9678 (deps_init_id): Ditto.
9680 2016-03-15 Tom de Vries <tom@codesourcery.com>
9683 * cgraph.c (cgraph_node::get_body): Save, reset and restore
9685 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
9686 execute_function_dump.
9687 (execute_one_pass): Don't dump function if it will be dumped after ipa
9690 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
9692 * genrecog.c (match_pattern_2): If pred is NULL don't call
9693 safe_predicate_mode on it.
9695 2016-03-14 Jakub Jelinek <jakub@redhat.com>
9698 * lra-constraints.c (delete_move_and_clobber): Change assertion
9699 to also allow dregno == 0.
9701 2016-03-14 Richard Henderson <rth@redhat.com>
9704 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
9705 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
9706 (reassociate_bb): Use optimize_vec_cond_expr; avoid
9707 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
9710 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
9713 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
9715 (lra_create_live_ranges_1): initialize hard register biggest_mode to
9717 * lra-constraints.c (split_reg): For hard regs, try to find the
9718 biggest single-register mode used in the function.
9720 2016-03-14 Richard Biener <rguenther@suse.de>
9722 PR tree-optimization/56365
9723 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
9724 constants to compare against.
9726 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
9729 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9730 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
9731 (define_split for the GPR case): Use int_reg_operand instead of
9732 gpc_reg_operand for the output.
9734 2016-03-14 Tom de Vries <tom@codesourcery.com>
9736 PR tree-optimization/70045
9737 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
9738 create_empty_if_region_on_edge argument.
9740 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
9742 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
9743 (STACK_CHECK_PROTECT): Likewise.
9744 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9745 (STACK_CHECK_PROTECT): Likewise.
9746 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9747 (STACK_CHECK_PROTECT): Likewise.
9748 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
9749 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
9750 (STACK_CHECK_PROTECT): Likewise.
9752 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
9754 PR rtl-optimization/69307
9755 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
9756 registers in modes that span more than one register.
9758 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
9761 * lra-constraints.c (delete_move_and_clobber): New.
9762 (remove_inheritance_pseudos): Use it.
9764 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
9767 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
9768 the libcall is LCT_THROW.
9769 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
9770 for the checking routine.
9772 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9775 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
9776 optimization if we have direct move.
9777 (roundu32<mode>2_fprs): Likewise.
9779 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
9782 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
9784 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
9785 Arguments swapped. All callers changed. Take reg_renumber into
9786 account, and Calculate and compare register ranges for hard regs.
9788 2016-03-11 Jeff Law <law@redhat.com>
9790 PR tree-optimization/70190
9791 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9792 Handle cases where we can not extract the taken edge, even though we
9793 found a constant value.
9795 PR tree-optimization/64058
9796 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
9797 (num_coalesce_pairs): Move up earlier in file.
9798 (find_coalesce_pair): Initialize the INDEX field for each pair
9800 (compare_pairs): No longer sort on the elements in each pair.
9801 Instead break ties with the index of the coalesce pair.
9803 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9806 * config/aarch64/aarch64-protos.h
9807 (aarch64_save_restore_target_globals): New prototype.
9808 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
9809 Call the above when popping pragma.
9810 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
9812 (aarch64_set_current_function): Rewrite using the above.
9814 2016-03-11 Jakub Jelinek <jakub@redhat.com>
9816 PR tree-optimization/70177
9817 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
9818 (extract_ops_from_tree): ... this. In the 2 argument
9819 overload remove _1 suffix.
9820 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
9821 (extract_ops_from_tree): ... this.
9822 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
9824 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9825 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
9826 extract_ops_from_tree instead of 2 operand one.
9828 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
9830 PR tree-optimization/70013
9831 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
9832 for constant-pool entries.
9834 2016-03-11 Jakub Jelinek <jakub@redhat.com>
9836 PR rtl-optimization/70174
9837 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
9838 followed by gen_lowpart on force_reg instead of just gen_lowpart.
9840 PR tree-optimization/70169
9841 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
9842 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
9845 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
9846 Jakub Jelinek <jakub@redhat.com>
9849 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
9850 of uninitialized values.
9852 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9854 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
9856 ("*trunctddd2"): New pattern definition.
9857 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
9860 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9862 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
9863 definitions for BFP and DFP rounding modes.
9864 ("fixuns_truncdddi2", "fixuns_trunctddi2")
9865 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
9866 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
9867 ("fix_trunctf<mode>2"): Use the new constants instead of magic
9870 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9872 * config/s390/constraints.md: Adjust comment.
9873 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
9874 s390_decompose_addrstyle_without_index.
9875 * config/s390/predicates.md (shift_count_or_setmem_operand):
9876 Rename to setmem_operand.
9877 * config/s390/s390-protos.h
9878 (s390_decompose_shift_count): Rename to
9879 s390_decompose_addrstyle_without_index.
9880 * config/s390/s390.c (s390_decompose_shift_count)
9881 (s390_mem_constraint, print_shift_count_operand)
9882 (print_operand_address, print_operand): Rename
9883 s390_decompose_shift_count to
9884 s390_decompose_addrstyle_without_index and rename
9885 print_shift_count_operand to print_addrstyle_operand troughout the
9887 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
9888 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
9889 Rename shift_count_or_setmem_operand to setmem_operand.
9890 * config/s390/vx-builtins.md ("vec_insert<mode>")
9891 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
9894 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9897 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9898 Handle overlapping retval and newval.
9900 2016-03-10 Nick Clifton <nickc@redhat.com>
9903 * config/aarch64/aarch64.c
9904 (aarch64_override_options_after_change_1): When forcing
9905 flag_omit_frame_pointer to be true, use a special value that can
9906 be detected if this function is called again, thus preventing
9907 flag_omit_leaf_frame_pointer from being forced to be false.
9909 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9911 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
9912 Set x_flag_omit_leaf_frame_pointer when handling
9913 -momit-leaf-frame-pointer.
9915 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9918 * cgraph.c (cgraph_node::dump): Dump split_part and
9919 indirect_call_target.
9920 * cgraph.h (cgraph_node): Add indirect_call_target flag.
9921 * ipa.c (has_addr_references_p): Cleanup.
9922 (is_indirect_call_target_p): New.
9923 (walk_polymorphic_call_targets): Do not mark virtuals that may be
9924 called indirectly as local.
9925 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
9927 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9930 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9931 on cxa_pure_virtual.
9933 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9936 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
9938 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9941 * tree.c (need_assembler_name_p): Only record main variant type names.
9943 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
9946 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
9947 Always define to 0 or 1.
9948 (TARGET_FIX_ERR_A53_843419): New macro.
9949 * config/aarch64/aarch64-elf-raw.h
9950 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
9951 * config/aarch64/aarch64-linux.h: Likewise.
9952 * config/aarch64/aarch64.c
9953 (aarch64_override_options_after_change_1): Do not default
9954 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
9956 (aarch64_attributes): Handle fix-cortex-a53-843419.
9957 (aarch64_can_inline_p): Likewise.
9958 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
9960 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
9961 Jakub Jelinek <jakub@redhat.com>
9963 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
9964 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
9965 DECL_COMMONS if flag_unconstrained_commons is set.
9966 * tree-dfa.c (get_ref_base_and_extent): Likewise.
9967 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
9968 (funconstrained-commons): Document.
9970 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
9972 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
9973 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
9975 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
9977 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
9978 has a proper number of elements.
9980 2016-03-10 Alan Modra <amodra@gmail.com>
9982 PR rtl-optimization/69195
9983 PR rtl-optimization/47992
9984 * ira.c (recorded_label_ref): Delete.
9985 (update_equiv_regs): Return void.
9986 (indirect_jump_optimize): New function.
9987 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
9988 before regstat_compute_ri. Don't rebuild_jump_labels here.
9989 Delete update_regstat.
9991 2016-03-10 Richard Biener <rguenther@suse.de>
9993 PR tree-optimization/70128
9994 * tree-ssa-structalias.c (set_uids_in_ptset): Set
9995 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
9997 2016-03-09 Jakub Jelinek <jakub@redhat.com>
9999 PR tree-optimization/70152
10000 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10001 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10004 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10005 instead of gen_sse2_loadlpd.
10006 * config/i386/sse.md (*vec_concatv2df): Rename to...
10007 (vec_concatv2df): ... this.
10009 PR tree-optimization/70127
10010 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10012 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10016 * diagnostic-show-locus.c (compatible_locations_p): New function.
10017 (layout::layout): Sanitize ranges using compatible_locations_p.
10019 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10023 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10024 location_range param with three const expanded_locations * and a
10026 (layout::layout): Replace call to
10027 rich_location::lazily_expand_location with get_expanded_location.
10028 Extract the range and perform location expansion here, passing
10029 the results to the layout_range ctor.
10030 * diagnostic.c (source_range::debug): Delete.
10031 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10032 of rich_location::get_expanded_location.
10033 * gcc-rich-location.c (get_range_for_expr): Delete.
10034 (gcc_rich_location::add_expr): Reimplement to avoid the
10035 rich_location::add_range overload that took a location_range,
10036 passing a location_t instead.
10038 2016-03-09 Richard Biener <rguenther@suse.de>
10039 Jakub Jelinek <jakub@redhat.com>
10041 PR tree-optimization/70138
10042 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10043 Also skip vect_double_reduction_def.
10045 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10048 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10049 if the operand is "m".
10051 2016-03-09 Nathan Sidwell <nathan@acm.org>
10053 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10055 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10057 * config/i386/i386.c (processor_target_table): Fix cost table
10058 intialization order for znver1.
10060 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10062 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10063 - becuase -> because.
10064 * ipa-reference.c (ignore_module_statics): Likewise.
10065 * cgraph.c (cgraph_node::get_body): Likewise.
10066 * ipa-inline.c (early_inliner): Likewise.
10067 * ipa-devirt.c (types_same_for_odr): Likewise.
10068 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10069 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10071 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10073 * tree-ssa-math-opts.c: Fix typo in comment.
10075 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10078 * config/i386/i386.c (scalar_chain::make_vector_copies,
10079 scalar_chain::convert_reg): Call end_sequence in between
10080 get_insns and emit_conversion_insns rather than after both
10083 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10086 * config/i386/i386.h (machine_function): Add
10087 pc_thunk_call_expanded flag.
10088 (ix86_pc_thunk_call_expanded): New define.
10089 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10090 (*set_got): Rename insn pattern from set_got.
10091 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10092 * config/i386/i386.c (ix86_compute_frame_layout): Use
10093 ix86_pc_thunk_call_expanded to prevent red-zone.
10095 2016-03-07 Martin Jambor <mjambor@suse.cz>
10097 * hsa.h (hsa_get_ctor_statements): Declare.
10098 (hsa_get_dtor_statements): Likewise.
10099 (hsa_get_kernel_dispatch_type): Likewise.
10100 * hsa.c (hsa_get_ctor_statements): New function.
10101 (hsa_get_dtor_statements): Likewise.
10102 (hsa_get_kernel_dispatch_type): Likewise.
10103 * hsa-brig.c (hsa_cdtor_statements): Removed.
10104 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10105 hsa_get_dtor_statements.
10106 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10107 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10109 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10111 * config/arm/arm-cores.def (cortex-r8): New.
10112 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10113 * config/arm/arm-tune.md: Likewise.
10114 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10116 2016-03-07 Martin Sebor <msebor@redhat.com>
10118 PR rtl-optimization/19705
10119 * doc/invoke.texi (Options That Control Optimization): Clarify
10120 -fno-branch-count-reg.
10122 2016-02-26 Richard Biener <rguenther@suse.de>
10123 Jeff Law <law@redhat.com>
10125 PR tree-optimization/69740
10126 * cfghooks.c (remove_edge): Request loop fixups if we delete
10127 an edge that might turn an irreducible loop into a natural
10129 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10130 Move after definition of loops_state_clear.
10132 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10134 PR rtl-optimization/69052
10135 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10138 2016-03-07 Tom de Vries <tom@codesourcery.com>
10140 PR tree-optimization/70116
10141 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10142 is_tm_ending stmts and ubsan/asan internal functions.
10143 (find_duplicate): Use it. Don't test is_tm_ending here.
10145 2016-03-07 Richard Biener <rguenther@suse.de>
10147 PR tree-optimization/70115
10148 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10149 (propagate_constants_for_unrolling): Use replace_uses_by.
10151 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10153 PR middle-end/69916
10154 * omp-low.c (struct oacc_loop): Add ifns.
10155 (new_oacc_loop_raw): Initialize it.
10156 (finish_oacc_loop): Clear mask & flags if no ifns.
10157 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10158 (oacc_loop_xform_loop): Add ifns arg & adjust.
10159 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10161 2016-03-07 Richard Henderson <rth@redhat.com>
10164 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10165 (insert_value_copy_on_edge): Likewise.
10167 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10169 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10171 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10174 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10176 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10178 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10180 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10182 Fix sseimul type attribute.
10183 * config/i386/znver1.md
10184 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10185 znver1_sseimul_avx256_load) : Fix the type attribute.
10186 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10187 pipe usage and latency.
10189 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10192 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10193 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10196 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10199 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10201 PR rtl-optimization/69941
10202 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10203 the reg share its mode.
10205 2016-03-04 Jeff Law <law@redhat.com>
10207 PR tree-optimization/69196
10208 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10209 If the both SSA_NAMEs are anonymous, then consider them unassociated
10210 and include the PHI in the statement count.
10212 2016-03-05 Tom de Vries <tom@codesourcery.com>
10214 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10215 construct in oacc routine. Check for oacc region in oacc routine.
10217 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10220 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10221 2016-02-22 changes, instead don't recurse if RECUR is already true.
10222 Don't change *dynamic_check if RECUR. Adjust recursive caller
10223 to pass true to the new argument.
10224 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10227 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10228 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10230 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10232 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10234 PR rtl-optimization/57676
10235 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10236 with flag_checking.
10238 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10240 * tree-vect-patterns.c (search_type_for_mask): Handle
10241 comparison of booleans.
10243 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10245 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10249 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10250 all other ops that have dw_val_class_die_ref operands,
10251 and DW_OP_GNU_entry_value.
10253 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10255 PR rtl-optimization/69904
10256 * config/arm/arm.c (arm_cannot_copy_insn_p):
10257 Return true for load-exclusive instructions.
10259 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10262 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10263 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10264 the pattern no matter if it is used just by non-pattern, pattern
10266 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10267 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10268 oprnd1 def_stmt is in pattern, don't look through it.
10270 2016-03-03 Marek Polacek <polacek@redhat.com>
10272 PR middle-end/70050
10273 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
10275 2016-03-03 Martin Liska <mliska@suse.cz>
10277 PR tree-optimization/70043
10278 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
10279 previous statement if we see a debug statement.
10281 2016-03-03 Richard Biener <rguenther@suse.de>
10283 PR tree-optimization/55936
10284 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
10285 parameter and guard unsafe equivalence use.
10286 (vrp_evaluate_conditional_warnv_with_ops): Always use
10287 safe equivalences but not via the quadratic compare_names
10290 2016-03-03 Michael Collison <michael.collison@linaro.org>
10293 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
10294 for operand 1 to s_register_operand. Change predicate for operand
10295 2 to arm_not_immediate_operand.
10297 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
10299 * doc/tm.texi: Regenerated.
10301 2016-03-02 Richard Henderson <rth@redhat.com>
10304 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
10305 simplification when all args are positive non-fixed registers.
10307 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10309 * target.def (lra_p): Specify that new ports should use LRA.
10311 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10314 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
10315 gimplify_type_sizes the type they refer to.
10316 (omp_notice_variable): Handle reference vars to VLAs.
10317 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
10318 reference to VLA decls in the second pass instead of first pass.
10320 2016-03-02 Tom de Vries <tom@codesourcery.com>
10322 PR tree-optimization/68659
10323 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
10324 new_expr == NULL_TREE.
10325 (get_new_name): Handle ADDR_EXPR.
10327 2016-03-02 Bin Cheng <bin.cheng@arm.com>
10329 PR rtl-optimization/69052
10330 * loop-invariant.c (canonicalize_address): New function.
10331 (inv_can_prop_to_addr_use): Check validity of address expression
10332 which is canonicalized by above function.
10334 2016-03-02 Alan Modra <amodra@gmail.com>
10337 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
10340 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10343 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
10344 (*movhi_internal): Put mask moves from and to memory separately
10345 from moves from/to GPRs.
10347 2016-03-02 Richard Biener <rguenther@suse.de>
10349 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
10350 GENERIC expressions in GIMPLE.
10352 2016-03-02 Richard Biener <rguenther@suse.de>
10354 * config/i386/i386.c (type_natural_mode): Fix typo.
10356 2016-03-02 Nick Clifton <nickc@redhat.com>
10358 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
10360 2016-03-02 Richard Biener <rguenther@suse.de>
10361 Uros Bizjak <ubizjak@gmail.com>
10364 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
10366 2016-03-02 Richard Biener <rguenther@suse.de>
10368 PR middle-end/67278
10369 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
10371 2016-03-02 Marek Polacek <polacek@redhat.com>
10374 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
10375 "is promoted to" warning.
10377 2016-03-01 DJ Delorie <dj@redhat.com>
10379 * config.gcc: Deprecate mep-*.
10381 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
10383 PR middle-end/70025
10384 * lra-constraints.c (regno_val_use_in): New.
10385 (match_reload): Use it instead of regno_use_in.
10387 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10389 PR rtl-optimization/70007
10390 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
10391 references present in REG_EQUAL notes attached to non-SET patterns.
10393 2016-03-01 Jeff Law <law@redhat.com>
10395 PR tree-optimization/69196
10396 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10397 Appropriately clamp the number of statements to copy when the
10398 thread path does not traverse a loop backedge.
10400 PR tree-optimization/69196
10401 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10402 Do count some PHIs in the thread path against the insn count. Decrease
10403 final statement count by one as the control statement in the last
10404 block will get removed. Remove special cased code for handling PHIs
10407 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
10410 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
10411 asm dialect alternatives to explicit GOTPCREL calls.
10413 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10416 * ira.c (do_reload): Issue warning for generic stack checking here...
10417 * reload1.c (reload): ...instead of here and streamline it.
10419 2016-03-01 Nick Clifton <nickc@redhat.com>
10421 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
10423 2016-03-01 Richard Biener <rguenther@suse.de>
10425 PR tree-optimization/69983
10426 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
10427 types and fall back to operand_equal_p.
10429 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10432 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10434 * config/s390/constraints.md ("jm8"): New constraint.
10435 * config/s390/predicates.md ("const_int_8bitset_operand"): New
10437 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
10439 ("*setmem_long<setmem_and>"): New pattern.
10440 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
10442 ("*setmem_long_31z<setmem_and>"): New pattern.
10443 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
10444 New substitution rules with the required attributes.
10447 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10450 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10452 * gensupport.c (process_substs_on_one_elem): Split loop to
10453 complete mark_operands_used_in_match_dup on all expressions in the
10455 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10456 and remove function.
10458 2016-03-01 Richard Biener <rguenther@suse.de>
10460 PR middle-end/70022
10461 * fold-const.c (fold_indirect_ref_1): Fix range checking for
10462 vector BIT_FIELD_REF extract.
10464 2016-03-01 Richard Biener <rguenther@suse.de>
10466 PR tree-optimization/69994
10467 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
10469 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
10471 PR tree-optimization/69956
10472 * tree-vect-stmts.c (supportable_widening_operation): Support
10473 multi-step conversion of boolean vectors.
10474 (supportable_narrowing_operation): Likewise.
10476 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10478 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
10481 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10483 * config/s390/subst.md (DSI_VI): New mode iterator.
10484 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
10485 * config/s390/vector.md ("vec_set<mode>"): Move expander before
10486 the insn definition.
10487 ("*vec_set<mode>"): Change predicate and add alternative to
10488 support only either register or const_int operands as element
10490 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
10492 ("vec_extract<mode>"): New expander.
10493 ("*vec_extract<mode>"): New insn definition supporting reg and
10494 const_int element selectors.
10495 ("*vec_extract<mode>_plus"): New insn definition supporting
10496 reg+const_int element selectors.
10497 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
10498 following expander+insn definition.
10499 ("<vec_shifts_name><mode>3"): New expander.
10500 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
10502 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10504 * config/s390/s390.md ("*tabort_1"): Change predicate to
10505 nonmemory_operand. Add a second alternative to cover
10506 register as well as const int operands.
10507 ("*tabort_1_plus"): New pattern definition.
10509 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10511 * config/s390/s390.md ("*ashrdi3_cc_31")
10512 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
10513 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
10514 Merge insn definitions into ...
10515 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10516 New pattern definition.
10517 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
10518 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
10519 ("*ashr<mode>3_and"): Merge insn definitions into ...
10520 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10521 New pattern definition.
10522 * config/s390/subst.md ("addr_style_op_cc_subst")
10523 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
10524 substitutions patterns plus attributes.
10525 Add ashiftrt to SUBST iterator.
10527 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10529 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
10530 op2 to nonmemory_operand.
10531 ("*<shift>di3_31", "*<shift>di3_31_and"):
10532 Merge into single pattern definition ...
10533 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
10534 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
10535 pattern definition ...
10536 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
10537 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
10540 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10542 * config/s390/predicates.md (const_int_6bitset_operand): New
10544 * config/s390/s390.md: Include subst.md.
10545 ("rotl<mode>3"): New expander.
10546 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
10548 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
10549 * config/s390/subst.md: New file.
10551 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10553 * config/s390/s390.md ("op_type", "atype", "length" attributes):
10554 Remove RRR type. It doesn't really exist.
10555 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
10557 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
10558 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
10559 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
10560 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
10561 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
10562 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
10563 `enabled' attribute.
10565 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10567 * gensupport.c (process_substs_on_one_elem): Split loop to
10568 complete mark_operands_used_in_match_dup on all expressions in the
10570 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10571 and remove function.
10573 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10576 * config/sparc/sparc.c (NWORDS_UP): Rename to...
10577 (CEIL_NWORDS): ...this. Use CEIL macro.
10578 (compute_fp_layout): Adjust to above renaming.
10579 (function_arg_union_value): Likewise.
10580 (sparc_arg_partial_bytes): Likewise.
10581 (sparc_function_arg_advance): Likewise.
10583 2016-02-29 Jeff Law <law@redhat.com>
10585 PR tree-optimization/70005
10586 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
10587 where an object with a boolean range is compared against a value
10590 PR tree-optimization/69999
10591 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
10592 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
10595 2016-02-29 Richard Biener <rguenther@suse.de>
10597 PR tree-optimization/69994
10598 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
10599 (get_unary_op): Look through nop conversions.
10600 (ops_equal_values_p): New function, look for equality diregarding
10602 (eliminate_plus_minus_pair): Use ops_equal_values_p
10603 (repropagate_negates): Do not use get_unary_op here.
10605 2016-02-29 Martin Liska <mliska@suse.cz>
10607 * system.h: Poison ENABLE_CHECKING macro.
10609 2016-02-29 Martin Liska <mliska@suse.cz>
10611 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
10612 is presented in dump flags.
10613 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10614 (hsa_regalloc): Likewise.
10616 2016-02-19 Richard Biener <rguenther@suse.de>
10618 PR tree-optimization/69980
10619 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
10620 permutation of those we need to keep.
10622 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10625 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
10626 (NWORDS_UP): ...this
10627 (init_cumulative_args): Minor tweaks.
10628 (sparc_promote_function_mode): Likewise.
10629 (scan_record_type): Delete.
10630 (traverse_record_type): New function template.
10631 (classify_data_t): New structure type.
10632 (classify_registers): New inline function.
10633 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
10634 exhausted. Instantiate traverse_record_type on classify_registers and
10635 deal with the case of a structure passed in slot #15 with no FP field
10637 (assign_data_t): New structure type.
10638 (compute_int_layout): New static function.
10639 (compute_fp_layout): Likewise.
10640 (count_registers): New inline function.
10641 (assign_int_registers): New static function.
10642 (assign_fp_registers): Likewise.
10643 (assign_registers): New inline function.
10644 (function_arg_record_value_1): Delete.
10645 (function_arg_record_value_2): Likewise.
10646 (function_arg_record_value_3): Likewise.
10647 (function_arg_record_value): Adjust to above changes. Instantiate
10648 traverse_record_type on count_registers to first count the number of
10649 registers to be used and then on assign_registers to assign them.
10650 (function_arg_union_value): Adjust to above renaming.
10651 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
10652 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
10653 case of a structure passed in slot #15
10654 (sparc_function_arg_advance): Likewise.
10655 (function_arg_padding): Minor tweak.
10657 2016-02-29 Richard Biener <rguenther@suse.de>
10659 PR tree-optimization/69720
10660 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
10661 the adjustment_def path for possibly vectorized defs.
10662 (vect_create_epilog_for_reduction): Handle vectorized initial
10665 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
10667 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
10669 2016-02-27 Jeff Law <law@redhat.com>
10672 2016-02-26 Richard Biener <rguenther@suse.de>
10673 Jeff Law <law@redhat.com>
10675 PR tree-optimization/69740
10676 * cfghooks.c (remove_edge): Request loop fixups if we delete
10677 an edge that might turn an irreducible loop into a natural
10680 2016-02-27 Jakub Jelinek <jakub@redhat.com>
10682 PR rtl-optimization/69896
10683 * tree-vect-generic.c (get_compute_type): Avoid single element
10686 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
10688 Rename the AArch64 tuning option and related functions to enable the
10689 Newton series for the reciprocal square root to reflect its
10690 approximative characteristic.
10692 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
10693 function to "aarch64_emit_approx_rsqrt".
10694 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
10695 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
10696 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
10697 (xgene1_tunings): Likewise.
10698 (use_rsqrt_p): Likewise.
10699 (aarch64_emit_swrsqrt): Use new function name.
10700 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
10701 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
10702 text explaining this option.
10703 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
10705 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10708 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
10709 complain about -mallow-movmisalign without -mvsx if
10710 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
10712 2016-02-26 Joel Sherrill <joel@rtems.org>
10714 * config.gcc: Add x86_64-*-rtems*.
10715 * config/i386/rtems-64.h: New file.
10717 2016-02-26 Joel Sherrill <joel@rtems.org>
10719 * config.gcc: Add aarch64-*-rtems*.
10720 * config/aarch64/rtems.h: New file.
10722 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
10725 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
10726 shift amount using %h. Add comment.
10728 2016-02-26 Richard Biener <rguenther@suse.de>
10729 Jeff Law <law@redhat.com>
10731 PR tree-optimization/69740
10732 * cfghooks.c (remove_edge): Request loop fixups if we delete
10733 an edge that might turn an irreducible loop into a natural
10736 2016-02-26 Martin Jambor <mjambor@suse.cz>
10738 PR middle-end/69920
10739 * tree-sra.c (sra_modify_assign): Do not remove loads of
10740 uninitialized aggregates to SSA_NAMEs.
10742 2016-02-26 Richard Henderson <rth@redhat.com>
10745 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
10746 pseudo in case the target rtx matches the source of the left
10749 2016-02-26 Martin Jambor <mjambor@suse.cz>
10752 * hsa.h (hsa_type_packed_p): Declare.
10753 * hsa.c (hsa_type_packed_p): New function.
10754 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
10756 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
10757 * hsa-brig.c (emit_basic_insn): Likewise.
10759 2016-02-26 Martin Jambor <mjambor@suse.cz>
10762 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
10764 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
10766 2016-02-26 Martin Jambor <mjambor@suse.cz>
10768 * hsa.h (is_a_helper): New overload for hsa_op_immed for
10769 hsa_op_with_type operands.
10770 (hsa_unsigned_type_for_type): Declare.
10771 * hsa.c (hsa_unsigned_type_for_type): New function.
10772 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
10773 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
10774 the finalizer. Do not emit extra move.
10776 2016-02-26 Martin Jambor <mjambor@suse.cz>
10778 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
10779 atomic operations in private segment.
10781 2016-02-26 Martin Jambor <mjambor@suse.cz>
10783 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
10784 statements to wi->info. Also disallow omp simd constructs.
10785 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
10786 for not gridifying. Dump special string for omp_for.
10788 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10791 * config/aarch64/aarch64.c (aarch64_set_current_function):
10792 Save/restore target globals when switching to
10793 target_option_default_node.
10795 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10798 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
10799 Return 0 if !SHIFT_COUNT_TRUNCATED.
10801 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10802 Eric Botcazou <ebotcazou@adacore.com>
10804 PR rtl-optimization/69891
10805 * dse.c (scan_insn): If we can't figure out memset arguments
10806 or they are non-constant, call clear_rhs_from_active_local_stores.
10808 2016-02-26 Martin Liska <mliska@suse.cz>
10810 * doc/extend.texi: Mention clog10, clog10f an clog10l
10811 in Builtins section.
10813 2016-02-26 Martin Liska <mliska@suse.cz>
10815 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
10817 (resolve_args_picking_1): Likewise.
10818 * dwarf2out.h (struct GTY): Likewise.
10820 2016-02-26 Martin Liska <mliska@suse.cz>
10822 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
10823 with flag_checking.
10824 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10826 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
10827 Martin Liska <mliska@suse.cz>
10829 * doc/install.texi: Mention --enable-valgrind-annotations.
10831 2016-02-26 Richard Biener <rguenther@suse.de>
10833 PR tree-optimization/69551
10834 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
10835 looking through aliases adjust DECL_PT_UID to refer to the
10836 ultimate alias target.
10838 2016-02-25 Martin Liska <mliska@suse.cz>
10840 PR middle-end/69919
10841 * alloc-pool.c (after_memory_report): New variable.
10842 * alloc-pool.h (base_pool_allocator ::release): Do not use
10843 the infrastructure if after_memory_report.
10844 * toplev.c (toplev::main): Mark after memory report.
10846 2016-02-25 Richard Biener <rguenther@suse.de>
10848 PR tree-optimization/48795
10849 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
10851 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
10854 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
10855 offloading is enabled and -fopenacc or -fopenmp is specified.
10856 (CRTOFFLOADEND): Likewise.
10857 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
10858 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
10859 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
10860 (offload_objects_file_name): New static var.
10861 (tool_cleanup): Remove offload_objects_file_name file.
10862 (find_offloadbeginend): Replace with ...
10863 (find_crtoffloadtable): ... this.
10864 (run_gcc): Remove offload_argc and offload_argv.
10865 Get offload_objects_file_name from -foffload-objects=... option.
10866 Read names of object files with offload from this file, pass them to
10867 compile_images_for_offload_targets. Don't call find_offloadbeginend and
10868 don't pass offloadbegin and offloadend to the linker. Don't pass
10869 offload non-LTO files to the linker, because now they're not claimed.
10871 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
10874 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10875 on builtin_unreachable.
10877 2016-02-25 Jakub Jelinek <jakub@redhat.com>
10879 PR rtl-optimization/69896
10880 * regcprop.c: Include cfgrtl.h.
10881 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
10882 than remembered mode, either delete it (if noop_move_p), or
10883 treat like copy_p but not noop_p instruction.
10885 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10888 * dwarf2out.c (gen_variable_die): Work around buggy LTO
10889 - allow NULL decl for Fortran DW_TAG_common_block variables.
10891 2016-02-24 Jason Merrill <jason@redhat.com>
10893 * common.opt (flifetime-dse): Add -flifetime-dse=1.
10895 2016-02-24 Richard Biener <rguenther@suse.de>
10896 Jakub Jelinek <jakub@redhat.com>
10898 PR middle-end/69760
10899 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
10900 conditionally executed ops to well-defined overflow behavior.
10902 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10904 PR middle-end/69915
10905 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
10908 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10910 PR rtl-optimization/69886
10911 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
10912 argument. Use it when checking validity of set instructions.
10913 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
10914 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
10916 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
10917 * store-motion.c (find_moveable_store): Update
10918 can_assign_to_reg_without_clobbers_p callsite.
10920 2016-02-24 Richard Biener <rguenther@suse.de>
10922 PR middle-end/68963
10923 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
10925 (record_nonwrapping_iv): Do not fall back to the low/high bound
10926 for non-constant IV bases if the stmt is not always executed.
10928 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10930 * config/arm/arm-cores.def (cortex-a32): New entry.
10931 * config/arm/arm-tables.opt: Regenerate.
10932 * config/arm/arm-tune.md: Regenerate.
10933 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
10934 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
10935 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
10936 for -mcpu and -mtune.
10938 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10941 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
10942 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
10943 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
10944 (atomic_loaddi_1): Delete.
10945 (atomic_loaddi): Rewrite expander using the above changes.
10947 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10950 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
10953 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10954 Richard Biener <rguenth@suse.de>
10956 PR middle-end/69909
10957 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
10958 set_mem_attributes if tem is SSA_NAME which got expanded
10961 2016-02-24 Richard Biener <rguenther@suse.de>
10963 PR tree-optimization/69907
10964 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
10965 end of permutations for BB vectorization.
10967 2016-02-24 Christian Bruel <christian.bruel@st.com>
10969 * config/arm/arm-c.c (arm_option_override): Initialize
10970 target_option_current_node.
10971 * config/arm/arm.c (arm_pragma_target_parse): Replace
10972 build_target_option_node call by target_option_current_node.
10973 Set target_option_current_node.
10976 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
10979 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
10980 define_insn_and_split to define_insn.
10981 (zero_extendqi<mode>2_dot2): Same.
10982 (extendqi<mode>2_dot): Same.
10983 (extendqi<mode>2_dot2): Same.
10985 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10987 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
10988 and add bypass for AES{D,E} and AESMC pairs.
10989 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
10992 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10994 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
10995 series for reciprocal square root in Exynos M1.
10997 2016-02-23 Martin Sebor <msebor@redhat.com>
11000 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11001 __builtin_alloca_with_align.
11003 2016-02-23 Richard Henderson <rth@redhat.com>
11005 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11006 (ix86_register_pragmas): Remove __seg_tls.
11007 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11008 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11009 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11010 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11011 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11012 * doc/extend.texi (__seg_tls): Remove item.
11014 2016-02-23 Richard Biener <rguenther@suse.de>
11016 * alloc-pool.h (struct allocation_object): Make id member
11017 conditional on CHECKING_P again.
11018 (get_instance): Adjust.
11019 (base_pool_allocator): Likewise.
11021 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11023 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11024 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11026 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11028 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11030 2016-02-23 Richard Biener <rguenther@suse.de>
11032 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11033 * bitmap.h (struct bitmap_usage): Likewise.
11034 (bitmap_move): Declare.
11035 * bitmap.c (register_overhead): Take size_t argument.
11036 (bitmap_move): New function.
11037 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11038 to properly account overhead.
11039 * tree.c (free_node): Use tree_size.
11041 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11044 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11045 when inverting comparison.
11048 * common.opt (Wunreachable-code): Add Warning flag.
11050 2016-02-23 Mark Wielaard <mjw@redhat.com>
11051 Jakub Jelinek <jakub@redhat.com>
11054 * cgraphunit.c (check_global_declaration): Check main_input_filename
11055 and DECL_SOURCE_FILE are not NULL.
11057 2016-02-23 Martin Jambor <mjambor@suse.cz>
11059 PR tree-optimization/69666
11060 * tree-sra.c (sra_modify_assign): Do not attempt to create
11061 default_def replacements for unscalarizable regions.
11063 2016-02-20 Mark Wielaard <mjw@redhat.com>
11066 * cgraphunit.c (check_global_declaration): Check level of
11067 warn_unused_const_variable and main_input_filename.
11068 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11069 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11070 (-Wunused-const-variable): Explain levels 1 and 2.
11072 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11075 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11076 identical arguments. Formatting and spelling fixes.
11079 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11084 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11085 and m68k-devices.def.
11086 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11087 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11089 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11091 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11092 and HImode registers.
11094 2016-02-22 Richard Biener <rguenther@suse.de>
11096 PR tree-optimization/69882
11097 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11098 preserve permutations present because of gaps.
11099 (vect_supported_load_permutation_p): Always continue checking
11100 permutations after vect_attempt_slp_rearrange_stmts.
11102 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11104 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11105 min_profitable_estimate, rather than min_profitable_iters.
11107 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11110 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11111 SImode for last match_operand.
11113 2016-02-22 Martin Liska <mliska@suse.cz>
11115 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11116 return bitsize - 1 as the return value.
11118 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11122 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11123 Handle negative shift counts.
11124 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11125 force_reg on the shift constant.
11126 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11127 (lshrsi3_d): Handle negative shift counts.
11129 2016-02-22 Richard Biener <rguenther@suse.de>
11130 Tom de Vries <tom@codesourcery.com>
11132 * graph.c: Include dumpfile.h.
11133 (print_graph_cfg): Split into three overloads.
11134 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11136 2016-02-22 Tom de Vries <tom@codesourcery.com>
11138 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11141 2016-02-22 Richard Biener <rguenther@suse.de>
11144 * ipa-inline-transform.c (inline_call): When not updating
11145 overall summaries adjust self size by the growth estimate.
11146 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11147 hash-set, do not update overall summaries here. Renamed from ...
11148 (inline_to_all_callers): ... this which is now wrapping the
11149 above and performing delayed overall summary update.
11150 (early_inline_small_functions): Delay updating of the overall
11153 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11155 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11158 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11161 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11162 :%* in %:gt() argument.
11163 (greater_than_spec_func): Adjust for expecting only numbers,
11164 if there are more than two numbers, compare the last two.
11166 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11168 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11169 -Wnarrowing with -std.
11171 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11174 * expr.c (store_field): Don't use bit-field path if exp is
11175 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11176 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11177 and the assignment can be performed by bitwise copy. Formatting
11180 PR middle-end/69838
11181 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11182 call copy_reg_eh_region_note_forward on before and/or after sequences
11183 and remove note from insn if it no longer can throw.
11186 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11187 if TARGET_AVX512BW.
11189 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11191 * config/s390/vector.md: Add missing commutative operand markers
11192 to the patterns which qualify for one.
11193 * config/s390/vx-builtins.md: Likewise.
11195 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11197 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11198 types to mode iterators.
11199 (vec_double): ... and mode attribute.
11200 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11202 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11204 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11205 Change the predicate of op2 from nonimmediate to general and let
11206 reload fix it if necessary.
11208 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11210 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11212 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11214 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11217 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11219 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11220 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11221 * config/s390/s390.md ("movstr<P:mode>"): Call
11222 s390_expand_vec_movstr.
11224 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11226 * config/s390/s390.md: Add missing output modifier for operand 1
11227 to print it as address properly.
11229 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11231 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11232 * config/s390/2964.md: New file.
11233 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11234 of insn grouping attributes depending on the CPU level.
11235 (s390_get_unit_mask): New function.
11236 (s390_sched_score): Remove the OOO from the scheduling macros.
11237 Add loop to calculate a score for the instruction mix.
11238 (s390_sched_reorder): Likewise plus improve debug output.
11239 (s390_sched_variable_issue): Rename macros as above. Calculate
11240 the unit distances after actually scheduling an insn. Improve
11242 (s390_sched_init): Clear last_scheduled_unit_distance array.
11243 * config/s390/s390.md: Include 2964.md.
11245 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11248 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11249 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11250 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11251 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11252 *avx512f_<code>v8div16qi2_mask_1): New insns.
11254 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11257 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11260 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11261 earlyclobber from target. Use wF constraint for fused memory
11263 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11265 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11266 Martin Liska <mliska@suse.cz>
11269 * cfgexpand.c (asan_sanitize_stack_p): New function.
11270 (partition_stack_vars): Use the function.
11271 (expand_stack_vars): Likewise.
11272 (defer_stack_allocation): Likewise.
11273 (expand_used_vars): Likewise.
11275 2016-02-18 Richard Biener <rguenther@suse.de>
11277 PR middle-end/69553
11278 * fold-const.c (operand_equal_p): Properly compare offsets for
11279 IMAGPART_EXPR and ARRAY_REF.
11281 2016-02-18 Nick Clifton <nickc@redhat.com>
11285 * config/arm/arm.c (arm_option_override_internal): Disable
11286 interworking if the target does not support thumb instructions.
11287 (arm_reload_in_hi): Handle the case where a register to register
11288 move needs reloading because there is no simple pattern to handle
11290 (arm_reload_out_hi): Likewise.
11292 2016-02-18 Richard Biener <rguenther@suse.de>
11294 PR middle-end/69854
11295 * match.pd: Don't use fold_binary or fold_unary for folding
11298 2016-02-17 Jakub Jelinek <jakub@redhat.com>
11301 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
11302 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
11303 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
11304 warn on gimple_no_warning_p statements.
11306 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
11308 * doc/extend.texi (C++ Attributes): Correct description of
11309 warn_unused type attribute.
11311 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11313 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
11314 correct instruction.
11316 2016-02-17 Richard Biener <rguenther@suse.de>
11318 PR rtl-optimization/69609
11319 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
11320 (find_traces_1_round): When ending a trace update cached priority
11322 (bb_to_key): Use cached priority when available.
11323 (copy_bb): Initialize cached priority.
11324 (reorder_basic_blocks_software_trace_cache): Likewise.
11326 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11329 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
11331 (aarch64_comparison_operator): Break overly long line into two.
11332 (aarch64_comparison_operation): Likewise.
11333 * config/aarch64/aarch64.md (cstorecc4): Use
11334 aarch64_comparison_operator_mode instead of
11335 aarch64_comparison_operator.
11336 (cstore<mode>4): Likewise.
11337 (aarch64_cstore<mode>): Likewise.
11338 (*cstoresi_insn_uxtw): Likewise.
11339 (cstore<mode>_neg): Likewise.
11340 (*cstoresi_neg_uxtw): Likewise.
11342 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11345 * config/arm/predicates.md (arm_comparison_operator_mode):
11347 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
11348 instead of arm_comparison_operator.
11349 (*mov_negscc): Likewise.
11350 (*mov_notscc): Likewise.
11351 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
11352 (*thumb2_mov_negscc): Likewise.
11353 (*thumb2_mov_negscc_strict_it): Likewise.
11354 (*thumb2_mov_notscc): Likewise.
11355 (*thumb2_mov_notscc_strict_it): Likewise.
11357 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
11359 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
11360 Add missing return.
11362 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
11364 * config/visium/visium.c (machine_libfunc_index): New enum.
11365 (machine_libfuncs): New structure.
11366 (visium_libfuncs): New static variable.
11367 (TARGET_INIT_LIBFUNCS): Define to...
11368 (visium_init_libfuncs): ...this. New function.
11369 (expand_block_move_4): Use the appropriate libfunc.
11370 (expand_block_move_2): Likewise.
11371 (expand_block_move_1): Likewise.
11372 (expand_block_set_4): Likewise.
11373 (expand_block_set_2): Likewise.
11374 (expand_block_set_1): Likewise.
11375 (visium_trampoline_init): Likewise.
11377 2016-02-17 Nick Clifton <nickc@redhat.com>
11379 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
11380 TI's devices.csv file as of March 2016.
11382 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
11385 * opts-global.c (handle_common_deferred_options): Introduce and
11386 initialize two global variables to remember command-line options
11387 specifying a stack-limiting register.
11388 * opts.h: Add extern declarations of the two new global variables.
11389 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
11390 variable based on the values of the two new global variables.
11392 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11395 * common.opt (Wnonnull-compare): New warning.
11396 * doc/invoke.texi (-Wnonnull): Remove text about comparison
11397 of arguments against NULL.
11398 (-Wnonnull-compare): Document.
11399 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
11400 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
11401 * passes.def (pass_warn_nonnull_compare): Add.
11402 * gimple-ssa-nonnull-compare.c: New file.
11404 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11406 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
11407 AARCH64_EXTRA_TUNE_RECIP_SQRT.
11409 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11411 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
11412 reciprocal sqrt for -mlow-precision-recip-sqrt.
11414 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11415 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11417 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
11418 always use lane loads to construct non-constant vectors.
11420 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11422 * config/aarch64/aarch64.md
11423 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
11424 constraints for operand 3.
11425 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
11427 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11428 Richard Biener <rguenther@suse.de>
11430 PR tree-optimization/69820
11431 * tree-vect-patterns.c (type_conversion_p): Return false if
11432 *orig_type is unsigned single precision or boolean.
11433 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
11436 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11438 PR rtl-optimization/69764
11439 PR rtl-optimization/69771
11440 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
11441 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
11443 2016-02-16 Richard Biener <rguenther@suse.de>
11445 PR tree-optimization/69776
11446 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
11448 (indirect_refs_may_alias_p): Likewise.
11449 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
11450 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
11451 according to tbaa_p.
11452 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
11453 (optimize_stmt): For redundant store discovery do not allow tbaa.
11455 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
11457 PR tree-optimization/69714
11458 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
11459 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
11461 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
11463 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
11464 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
11465 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
11466 * config/arc/arc.c (arc_init): Check FPU options.
11467 (get_arc_condition_code): Handle new CC_FPU* modes.
11468 (arc_select_cc_mode): Likewise.
11469 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
11470 register pair only. Allow access for ARCv2 accumulator.
11471 (gen_compare_reg): Whenever we have FPU support use FPU compare
11473 (arc_reorg): Don't generate brcc insns when FPU compare
11474 instructions are involved.
11475 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
11476 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
11477 floating point emulation.
11478 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
11479 (REVERSE_CONDITION): Add new CC_FPU* modes.
11480 (TARGET_FP_SP_BASE): Define.
11481 (TARGET_FP_DP_BASE): Likewise.
11482 (TARGET_FP_SP_FUSED): Likewise.
11483 (TARGET_FP_DP_FUSED): Likewise.
11484 (TARGET_FP_SP_CONV): Likewise.
11485 (TARGET_FP_DP_CONV): Likewise.
11486 (TARGET_FP_SP_SQRT): Likewise.
11487 (TARGET_FP_DP_SQRT): Likewise.
11488 (TARGET_FP_DP_AX): Likewise.
11489 * config/arc/arc.md (ARCV2_ACC): New constant.
11490 (type): New fpu type attribute.
11491 (SDF): Conditional iterator.
11492 (cstore<mode>, cbranch<mode>): Change expand condition.
11493 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
11494 handles FPU/FPX cases as well.
11495 * config/arc/arc.opt (mfpu): New option.
11496 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
11498 (adddf3, muldf3, subdf3): Removed.
11499 * config/arc/predicates.md (proper_comparison_operator): Recognize
11501 * config/arc/fpu.md: New file.
11502 * doc/invoke.texi (ARC Options): Document mfpu option.
11504 2016-02-16 Richard Biener <rguenther@suse.de>
11506 PR rtl-optimization/69291
11507 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
11508 noce_operand_ok check.
11510 2016-02-16 Tom de Vries <tom@codesourcery.com>
11513 * omp-low.c (simd_clone_create): Remove call to
11514 symtab->call_cgraph_insertion_hooks.
11516 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11518 PR tree-optimization/69802
11519 * tree-ssa-reassoc.c (update_range_test): If op is
11520 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
11521 op == 1 test of precision 1 integral op, otherwise handle
11522 that case as op itself. Fix up formatting.
11523 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
11526 2016-02-16 Richard Biener <rguenther@suse.de>
11528 PR tree-optimization/69586
11529 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
11530 types for conversion sources.
11532 2016-02-16 Richard Biener <rguenther@suse.de>
11534 PR middle-end/69801
11535 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
11536 mask OEP_ADDRESS_OF.
11538 2016-02-16 Alan Modra <amodra@gmail.com>
11541 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
11542 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
11543 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
11545 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
11546 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
11547 (p8_fmrgow_<mode>): Likewise.
11548 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
11550 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
11551 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
11552 to use movdi_internal64. Remove op0_di.
11553 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
11555 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
11557 Add support for the FCCMP insn types
11559 * config/aarch64/aarch64.md (fccmp): Change insn type.
11560 (fccmpe): Likewise.
11561 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
11562 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
11563 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
11564 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
11565 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
11566 * config/arm/types.md (fccmps): Add new insn type.
11567 (fccmpd): Likewise.
11569 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
11571 * alias.c (get_alias_set): Fix a typo in comment.
11573 2016-02-15 Richard Biener <rguenther@suse.de>
11575 PR tree-optimization/69595
11576 * match.pd: Complete range test simplification to true.
11578 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
11580 PR rtl-optimization/69648
11581 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
11582 pic_offset_table_rtx.
11584 PR rtl-optimization/69752
11585 * ira.c (update_equiv_regs): When looking for more than a single SET,
11586 also take other side effects into account.
11588 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11590 * config/s390/s390.c (s390_function_profiler): Add a new sequence
11591 for z900+ CPUs in 31-bit mode.
11593 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11595 * common/config/s390/s390-common.c (s390_supports_split_stack):
11597 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
11598 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
11599 * config/s390/s390.c (struct machine_function): New field
11600 split_stack_varargs_pointer.
11601 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
11602 in s390_emit_prologue.
11603 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
11605 (morestack_ref): New global.
11606 (SPLIT_STACK_AVAILABLE): New macro.
11607 (s390_expand_split_stack_prologue): New function.
11608 (s390_live_on_entry): New function.
11609 (s390_va_start): Use split-stack vararg pointer if appropriate.
11610 (s390_asm_file_end): Emit the split-stack note sections.
11611 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
11612 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
11613 (UNSPECV_SPLIT_STACK_CALL): New unspec.
11614 (UNSPECV_SPLIT_STACK_DATA): New unspec.
11615 (split_stack_prologue): New expand.
11616 (split_stack_space_check): New expand.
11617 (split_stack_data): New insn.
11618 (split_stack_call): New expand.
11619 (split_stack_call_*): New insn.
11620 (split_stack_cond_call): New expand.
11621 (split_stack_cond_call_*): New insn.
11623 2016-02-15 Richard Biener <rguenther@suse.de>
11625 PR tree-optimization/69783
11626 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11627 Add trivially correct cases.
11629 2016-02-15 Tom de Vries <tom@codesourcery.com>
11632 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
11634 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
11636 2016-02-15 Richard Biener <rguenther@suse.de>
11638 PR tree-optimization/69776
11639 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11640 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
11641 indicate whether we can use TBAA to disambiguate against stores.
11642 Use alias-set zero if not.
11643 (visit_reference_op_store): Do not use TBAA when looking up
11645 * tree-ssa-pre.c (compute_avail): Use TBAA here.
11646 (eliminate_dom_walker::before_dom_children): But not when looking
11647 up redundant stores.
11649 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
11651 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
11653 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11655 * config/i386/znver1.md
11656 (znver1_pop, znver1_pop_mem,
11657 znver1_load_imov_double_store,
11658 znver1_load_imov_direct_store,
11659 znver1_load_imov_direct_load,
11660 znver1_load_imov_double_load): Add new.
11661 (znver1_insn, znver1_insn_load): Add icmov type.
11662 (znver1_sseavx_fma,
11663 znver1_sseavx_fma_load,
11665 znver1_avx256_fma_load): Fix pipe usage.
11667 2016-02-14 Alan Modra <amodra@gmail.com>
11670 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
11671 with an invalid hard reg, reload just the reg not the entire
11672 pre/post-inc/dec address expression.
11674 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11677 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
11678 fixed R1_REG scratch reg.
11679 (sibcall_value_pcrel_fdpic): Likewise.
11681 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11685 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
11687 2016-02-12 Walter Lee <walt@tilera.com>
11689 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
11690 * config/tilegx/t-tilegx: Likewise.
11692 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11695 * diagnostic-show-locus.c (struct line_span): New struct.
11696 (layout::get_first_line): Delete.
11697 (layout::get_last_line): Delete.
11698 (layout::get_num_line_spans): New member function.
11699 (layout::get_line_span): Likewise.
11700 (layout::print_heading_for_line_span_index_p): Likewise.
11701 (layout::get_expanded_location): Likewise.
11702 (layout::calculate_line_spans): Likewise.
11703 (layout::m_first_line): Delete.
11704 (layout::m_last_line): Delete.
11705 (layout::m_line_spans): New field.
11706 (layout::layout): Update comment. Replace m_first_line and
11707 m_last_line with m_line_spans, replacing their initialization
11708 with a call to calculate_line_spans.
11709 (diagnostic_show_locus): When printing source lines and
11710 annotations, rather than looping over a single span
11711 of lines, instead loop over each line_span within
11712 the layout, with an inner loop over the lines within them.
11713 Call the context's start_span callback when changing line spans.
11714 * diagnostic.c (diagnostic_initialize): Initialize start_span.
11715 (diagnostic_build_prefix): Break out the building of the location
11716 part of the string into...
11717 (diagnostic_get_location_text): ...this new function, rewriting
11718 it from nested ternary expressions to a sequence of "if"
11720 (default_diagnostic_start_span_fn): New function.
11721 * diagnostic.h (diagnostic_start_span_fn): New typedef.
11722 (diagnostic_context::start_span): New field.
11723 (default_diagnostic_start_span_fn): New prototype.
11725 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11728 * gcc.c (driver::finalize): Fix cleanup of "specs".
11730 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11734 * gcc.c (driver::driver): Initialize m_option_suggestions.
11735 (driver::~driver): Clean up m_option_suggestions.
11736 (suggest_option): Convert to...
11737 (driver::suggest_option): ...this, and split out into
11738 driver::build_option_suggestions and find_closest_string.
11739 (driver::build_option_suggestions): New function, from
11740 first half of suggest_option. Special-case
11741 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
11742 the sanitizer_opts array. For options of enum types, add the
11743 various enum values to the candidate strings.
11744 (driver::handle_unrecognized_options): Remove "const".
11745 * gcc.h (driver::handle_unrecognized_options): Likewise.
11746 (driver::build_option_suggestions): New decl.
11747 (driver::suggest_option): New decl.
11748 (driver::m_option_suggestions): New field.
11749 * opts-common.c (add_misspelling_candidates): New function.
11750 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
11751 and make non-static.
11752 * opts.h (sanitizer_opts): New array decl.
11753 (add_misspelling_candidates): New function decl.
11754 * spellcheck.c (find_closest_string): New function.
11755 * spellcheck.h (find_closest_string): New function decl.
11757 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11759 PR rtl-optimization/69764
11760 PR rtl-optimization/69771
11761 * optabs.c (expand_binop_directly): For shift_optab_p, force
11762 convert_modes with VOIDmode if xop1 has VOIDmode.
11764 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
11767 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
11768 to correctly determine instrumentation thunks.
11770 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11773 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
11774 type by reference, force lhs on the call.
11777 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
11778 Compute retval and retbnd early in all cases if split_part_return_p
11779 and return_bb is not EXIT. Remove all clobber stmts and reset
11780 all debug stmts that refer to SSA_NAMEs defined in split part,
11781 except if it is retval, in that case replace the old retval with the
11782 lhs of the call to the split part.
11784 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11787 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11789 PR middle-end/66726
11790 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11791 whose result is used in PHI.
11792 (maybe_optimize_range_tests): Likewise.
11793 (final_range_test_p): Likweise.
11795 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11797 PR middle-end/66726
11798 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11799 whose result is used in PHI.
11800 (maybe_optimize_range_tests): Likewise.
11801 (final_range_test_p): Likweise.
11803 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11805 * cgraph.c: Spelling fixes - behaviour -> behavior and
11806 neighbour -> neighbor.
11807 * target.def: Likewise.
11808 * sel-sched.c: Likewise.
11809 * config/mips/mips.c: Likewise.
11810 * config/arc/arc.md: Likewise.
11811 * config/arm/cortex-a57.md: Likewise.
11812 * config/arm/arm.c: Likewise.
11813 * config/arm/neon.md: Likewise.
11814 * config/arm/arm-c.c: Likewise.
11815 * config/vms/vms-c.c: Likewise.
11816 * config/s390/s390.c: Likewise.
11817 * config/i386/znver1.md: Likewise.
11818 * config/i386/i386.c: Likewise.
11819 * config/ia64/hpux-unix2003.h: Likewise.
11820 * config/msp430/msp430.md: Likewise.
11821 * config/rx/rx.c: Likewise.
11822 * config/rx/rx.md: Likewise.
11823 * config/aarch64/aarch64-simd.md: Likewise.
11824 * config/aarch64/aarch64.c: Likewise.
11825 * config/nvptx/nvptx.c: Likewise.
11826 * config/bfin/bfin.c: Likewise.
11827 * config/cris/cris.opt: Likewise.
11828 * config/rs6000/rs6000.c: Likewise.
11829 * target.h: Likewise.
11830 * spellcheck.c: Likewise.
11831 * ira-build.c: Likewise.
11832 * tree-inline.c: Likewise.
11833 * builtins.c: Likewise.
11834 * lra-constraints.c: Likewise.
11835 * explow.c: Likewise.
11836 * hwint.h: Likewise.
11837 * targhooks.c: Likewise.
11838 * tree-vect-data-refs.c: Likewise.
11839 * expr.c: Likewise.
11840 * doc/tm.texi: Likewise.
11841 * doc/extend.texi: Likewise.
11842 * doc/install.texi: Likewise.
11843 * doc/md.texi: Likewise.
11844 * tree-ssa-tail-merge.c: Likewise.
11845 * sched-int.h: Likewise.
11846 * match.pd: Likewise.
11847 * sched-ebb.c: Likewise.
11848 * target.def (omit_struct_return_reg): Likewise.
11849 * gimple-ssa-isolate-paths.c: Likewise.
11850 (find_implicit_erroneous_behaviour): Renamed to...
11851 (find_implicit_erroneous_behavior): ... this.
11852 (find_explicit_erroneous_behaviour): Renamed to...
11853 (find_explicit_erroneous_behavior): ... this.
11854 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
11856 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
11858 PR rtl-optimization/64682
11859 PR rtl-optimization/69567
11860 PR rtl-optimization/69737
11861 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
11862 in I2 as well, just lose it.
11864 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11866 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
11868 (aarch64_last_printed_tune_string): Likewise.
11869 (aarch64_declare_function_name): Only output .arch assembler
11870 directive if it will be different from the previously output
11871 directive. Same for .tune comment but only if -dA is set.
11872 (aarch64_start_file): New function.
11873 (TARGET_ASM_FILE_START): Define.
11875 2016-02-11 David Malcolm <dmalcolm@redhat.com>
11878 * Makefile.in (PLUGIN_HEADERS): Add params.list.
11880 2016-02-11 Jakub Jelinek <jakub@redhat.com>
11883 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
11884 -Wmaybe-uninitialized warning.
11886 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
11889 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
11891 2016-02-11 Richard Biener <rguenther@suse.de>
11893 PR rtl-optimization/69291
11894 * ifcvt.c (noce_try_store_flag_constants): Do not allow
11895 subexpressions affected by changing the result.
11897 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
11900 * lra-constraints.c (curr_insn_transform): Find in/out operands
11901 for secondary memory moves. Update dups.
11903 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
11905 PR tree-optimization/69652
11906 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
11907 to nested loop, did source re-formatting, skip debug statements,
11908 add check on statement with volatile operand, remove dead scalar
11911 2016-02-10 Jakub Jelinek <jakub@redhat.com>
11912 Patrick Palka <ppalka@gcc.gnu.org>
11916 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
11917 calls if the return type is TREE_ADDRESSABLE.
11918 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
11919 * ipa-split.c (split_function): Fix doubled "we" in comment.
11920 Use void return type for the split part even if
11921 !split_point->split_part_set_retval.
11923 2016-02-10 Bin Cheng <bin.cheng@arm.com>
11925 PR tree-optimization/68021
11926 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
11927 when computing the value of biv cand by itself.
11929 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
11931 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
11932 (cortexa57_tunings): Likewise.
11933 (cortexa72_tunings): Likewise.
11934 (arch_macro_fusion_pair_p): Add support for AES fusion.
11935 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
11936 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
11937 Allow virtual registers before reload so early scheduling works.
11938 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
11939 correct latency and pipeline.
11940 (cortex_a57_crypto_complex): Likewise.
11941 (cortex_a57_crypto_xor): Likewise.
11942 (define_bypass): Add AES bypass.
11944 2016-02-10 Richard Biener <rguenther@suse.de>
11946 PR tree-optimization/69726
11947 * passes.def: Add DCE pass before late uninit.
11948 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
11949 really fixup if-conversions job.
11951 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
11953 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
11954 (arm_cortex_a57_tune): Likewise.
11955 (aarch_macro_fusion_pair_p): Add support for AES fusion.
11956 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
11958 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
11960 * timevar.def (TV_PHASE_DBGINFO): Delete.
11961 (TV_PHASE_CHECK_DBGINFO): Likewise.
11962 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
11964 2016-02-10 Richard Biener <rguenther@suse.de>
11966 PR tree-optimization/69719
11967 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11968 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
11970 2016-02-09 Andrew Pinski <apinski@cavium.com>
11973 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
11974 get_vcond_mask_icode returns false.
11976 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11979 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
11980 an ADDIS that adds a pointer to a large constant that sets the
11981 upper16 bits with a load operation.
11983 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
11986 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
11988 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
11990 (vzipq_s16): Likewise.
11991 (vzipq_s32): Likewise.
11992 (vzipq_f32): Likewise.
11993 (vzipq_u8): Likewise.
11994 (vzipq_u16): Likewise.
11995 (vzipq_u32): Likewise.
11996 (vzipq_p8): Likewise.
11997 (vzipq_p16): Likewise.
11999 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12002 * config/arm/arm.c (neon_endian_lane_map): New function.
12003 (neon_vector_pair_endian_lane_map): New function.
12004 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12005 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12007 (vuzpq_s16): Likewise.
12008 (vuzpq_s32): Likewise.
12009 (vuzpq_f32): Likewise.
12010 (vuzpq_u8): Likewise.
12011 (vuzpq_u16): Likewise.
12012 (vuzpq_u32): Likewise.
12013 (vuzpq_p8): Likewise.
12014 (vuzpq_p16): Likewise.
12016 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12019 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12022 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12024 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12025 truncate const_int operand 1 to QImode.
12027 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12029 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12030 corresponding to an abnormal edge.
12032 2016-02-09 Tom de Vries <tom@codesourcery.com>
12034 PR tree-optimization/69599
12035 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12037 (find_func_aliases_for_builtin_call, find_func_clobbers)
12038 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12041 2016-02-09 Richard Biener <rguenther@suse.de>
12043 PR tree-optimization/69715
12044 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12045 LHS on calls as non-rewritable.
12047 2016-02-09 Tom de Vries <tom@codesourcery.com>
12050 * lto-wrapper.c (append_diag_options): New function.
12051 (compile_offload_image): Call append_diag_options.
12053 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12056 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12057 Minor copy-edit to fix verb tenses.
12059 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12061 PR tree-optimization/69209
12062 * ipa-split.c (split_function): If split part is not
12063 returning retval, retval has gimple type but is not
12064 gimple value, force it into a SSA_NAME first.
12066 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12068 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12071 2016-02-08 Jason Merrill <jason@redhat.com>
12074 * convert.c (convert_to_integer_1): Check dofold on truncation
12076 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12077 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12078 Rename from *_nofold.
12079 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12080 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12082 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12085 * tree.c (build_common_tree_nodes): Remove short_double argument.
12086 All callers changed.
12087 * tree.h (build_common_tree_nodes): Adjust declaration.
12088 * doc/invoke.texi (-fshort-double): Remove documentation.
12089 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12090 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12091 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12092 (append_linker_options): Don't handle OPT_fshort_double.
12094 PR rtl-optimization/68730
12095 * lra-remat.c (insn_to_cand_activation): New static variable.
12096 (lra_remat): Allocate and free it.
12097 (create_cand): New arg activation. Initialize a field in
12098 insn_to_cand_activation if it is nonnull.
12099 (create_cands): Pass the activation insn to create_cand when making
12100 a candidate involving an output reload. Reorganize code a little.
12101 (do_remat): Keep track of active status of candidates in a separate
12104 2016-02-08 Richard Biener <rguenther@suse.de>
12106 PR tree-optimization/69719
12107 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12108 Properly use absolute of the difference of the two offsets to
12109 compare or adjust the segment length.
12111 2016-02-08 Richard Biener <rguenther@suse.de>
12112 Jeff Law <law@redhat.com>
12115 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12116 types for anonymous SSA names.
12118 2016-02-08 Richard Biener <rguenther@suse.de>
12120 PR rtl-optimization/69274
12121 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12123 2016-02-08 Jeff Law <law@redhat.com>
12125 PR tree-optimization/65917
12126 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12127 equivalences from if (x == y) style conditionals.
12128 (loop_depth_of_name): Remove.
12129 (record_equality): Remove loop depth check.
12130 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12131 (const_and_copies::record_const_or_copy_raw): New member function.
12132 * tree-ssa-scopedtables.c
12133 (const_and_copies::record_const_or_copy_raw): New, factored out of
12134 (const_and_copies::record_const_or_copy): Call new member function.
12136 2016-02-05 Jeff Law <law@redhat.com>
12138 PR tree-optimization/68541
12139 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12140 (count_stmts_in_block): New function.
12141 (poor_ifcvt_candidate_code): Likewise.
12142 (is_feasible_trace): Add some heuristics to determine when path
12143 splitting is profitable.
12144 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12145 is a diamond with a single exit.
12147 2016-02-05 Martin Sebor <msebor@redhat.com>
12150 * doc/invoke.texi: Update -Wplacement-new to take an optional
12153 2016-02-06 Richard Henderson <rth@redhat.com>
12156 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12157 out of non-standard address spaces.
12159 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12161 PR rtl-optimization/69691
12162 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12164 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12166 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12167 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12168 (*ieee128_mfvsrd_64bit): Likewise.
12169 (*ieee128_mfvsrd_32bit): Likewise.
12171 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12175 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12177 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12178 instrumented_version.
12180 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12182 * doc/invoke.texi (Optimize Options): In table of --param options
12183 rename second occurrence of tracer-min-branch-ratio to
12184 tracer-min-branch-probability, rename
12185 tracer-min-branch-ratio-feedback to
12186 tracer-min-branch-probability-feedback and clarify description,
12187 rename sched-spec-state-edge-prob-cutoff to
12188 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12189 to selsched-insns-to-rename, rename lto-minpartition to
12190 lto-min-partition, delete reorder-blocks-duplicate and
12191 reorder-blocks-duplicate-feedback.
12193 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12195 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12198 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12200 * doc/extend.texi: S/390: Correct some typos.
12202 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12204 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12206 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12209 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12210 (s390_register_info_gprtofpr): Use new macros above.
12211 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12213 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12214 its name. Adjust restore and save gpr ranges.
12215 (s390_register_info_set_ranges): New function.
12216 (s390_register_info): Use new macros above. Call
12217 s390_register_info_set_ranges.
12218 (s390_optimize_register_info): Likewise.
12219 (s390_hard_regno_rename_ok): Use new macros.
12220 (s390_hard_regno_scratch_ok): Likewise.
12221 (s390_emit_epilogue): Likewise.
12222 (s390_can_use_return_insn): Likewise.
12223 (s390_optimize_prologue): Likewise.
12224 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12226 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12229 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12231 (ix86_option_override_internal): Disable TARGET_STV even for
12232 -m{incoming,preferred}-stack-boundary=3.
12234 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12236 * config.gcc: Mark deprecated rtems targets as obsolete.
12238 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12240 PR rtl-optimization/64682
12241 PR rtl-optimization/69567
12242 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12243 before I2 only if the register is both used and set in I2.
12245 2016-02-04 DJ Delorie <dj@redhat.com>
12247 * config/msp430/msp430.c (msp430_start_function): Add function type.
12249 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12252 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12254 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12256 PR rtl-optimization/69577
12258 2015-10-29 Richard Henderson <rth@redhat.com>
12262 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12263 sse check to the exact conditions of PR 67609.
12265 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12268 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12269 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
12270 not allowed into the traditional Altivec registers.
12271 (movtd_64bit_nodm): Likewise.
12272 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
12274 2016-02-04 David Malcolm <dmalcolm@redhat.com>
12276 * config/aarch64/cortex-a57-fma-steering.c
12277 (aarch64_register_fma_steering): Remove "static" from arguments
12280 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
12283 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
12284 twice when complex.
12286 2016-02-04 Mike Frysinger <vapier@gentoo.org>
12288 * doc/invoke.texi: Delete -mno-fma4.
12290 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
12292 PR rtl-optimization/69577
12293 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
12294 (find_subregs_of_mode): Update accordingly. Iterate over partial
12297 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
12299 * config/arm/arm-protos.h (neon_reinterpret): Remove.
12300 * config/arm/arm.c (neon_reinterpret): Remove.
12301 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
12302 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
12303 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
12304 vreinterpretti): Remove.
12305 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
12306 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
12307 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
12308 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
12309 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
12310 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
12311 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
12312 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
12313 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
12314 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
12315 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
12316 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
12317 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
12318 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
12319 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
12320 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
12321 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
12322 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
12323 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
12324 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
12325 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
12326 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
12327 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
12328 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
12329 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
12330 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
12331 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
12332 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
12333 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
12334 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
12335 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
12336 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
12337 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
12338 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
12339 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
12340 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
12341 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
12342 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
12343 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
12344 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
12345 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
12346 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
12347 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
12348 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
12349 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
12350 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
12351 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
12352 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
12353 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
12354 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
12355 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
12356 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
12357 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
12358 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
12359 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
12360 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
12361 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
12362 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
12363 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
12364 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
12365 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
12366 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
12367 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
12368 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
12369 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
12370 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
12371 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
12372 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
12373 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
12374 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
12375 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
12376 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
12377 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
12378 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
12379 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
12380 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
12381 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
12382 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
12383 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
12384 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
12385 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
12386 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
12387 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
12388 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
12389 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
12390 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
12391 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
12392 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
12393 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
12394 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
12395 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
12396 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
12397 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
12398 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
12399 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
12400 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
12401 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
12402 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
12403 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
12404 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
12405 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
12406 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
12407 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
12409 2016-02-04 Martin Liska <mliska@suse.cz>
12412 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
12413 that are gimple_store_p.
12414 (maybe_instrument_call): Likewise.
12416 2016-02-04 Bin Cheng <bin.cheng@arm.com>
12418 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
12419 register scaling out of memory reference and comment why.
12421 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12425 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
12426 folding the source of a SET.
12428 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12432 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
12433 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
12435 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
12439 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
12442 2016-02-04 Christian Bruel <christian.bruel@st.com>
12444 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
12445 * config/arm/arm.c (arm_set_current_function): Likewise.
12447 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12448 Ilya Enkovich <enkovich.gnu@gmail.com>
12449 H.J. Lu <hongjiu.lu@intel.com>
12452 * config/i386/i386.c (convert_scalars_to_vector): Remove
12453 stack alignment fixes.
12454 (ix86_option_override_internal): Disable TARGET_STV if stack
12455 might not be aligned enough.
12456 (ix86_minimum_alignment): Assert that TARGET_STV is false.
12458 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
12460 * config/i386/x86-tune.def: Disable default prefetching
12463 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12464 Vladimir Makarov <vmakarov@redhat.com>
12467 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
12468 in validating fused toc addresses.
12470 2016-02-03 Jakub Jelinek <jakub@redhat.com>
12473 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
12474 range->m_caret fields if range->m_show_caret_p is false.
12477 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12478 Force oldval into register if it does not satisfy reg_or_short_operand
12479 predicate. Fix up formatting.
12481 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
12482 Alexandre Oliva <aoliva@redhat.com>
12485 * lra-constraints.c (simplify_operand_subreg): Check additionally
12486 address validity after potential reloading.
12487 (process_address_1): Check insns validity. In case of failure do
12490 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
12493 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
12496 2016-02-02 Jakub Jelinek <jakub@redhat.com>
12498 * wide-int.cc (canonize_uhwi): New function.
12499 (wi::divmod_internal): Use it.
12501 2016-02-02 James Norris <jnorris@codesourcery.com
12503 * gimplify.c (omp_notice_variable): Add usage check.
12505 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
12507 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
12508 like LE, GE, LT, GT when emitting relational operator.
12510 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12512 * ira-costs.c (find_costs_and_classes): Add extra argument.
12513 * target.def (ira_change_pseudo_allocno_class): Add parameter.
12514 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
12515 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
12516 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
12517 Add best_class parameter, and return it if not ALL_REGS.
12518 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
12520 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
12521 Update target hook.
12523 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12525 * config/aarch64/aarch64.c
12526 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
12527 (aarch64_ira_change_pseudo_allocno_class): New function.
12529 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
12532 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
12534 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12536 * config/avr/avr.c (avr_option_override): Set
12537 PARAM_ALLOW_STORE_DATA_RACES to 1.
12539 2016-02-02 Richard Biener <rguenther@suse.de>
12541 PR tree-optimization/69595
12542 * match.pd: Add range test simplifications to true/false.
12544 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
12546 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
12547 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
12550 2016-02-02 Richard Biener <rguenther@suse.de>
12552 PR tree-optimization/69606
12553 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
12554 info on the result before moving a stmt.
12556 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
12558 PR middle-end/68542
12559 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
12560 branch with vector comparison.
12561 * config/i386/sse.md (VI48_AVX): New mode iterator.
12562 (define_expand "cbranch<mode>4): Add support for conditional branch
12563 with vector comparison.
12564 * tree-vect-loop.c (optimize_mask_stores): New function.
12565 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
12566 has_mask_store field of vect_info.
12567 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
12568 vectorized loops having masked stores after vec_info destroy.
12569 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
12570 correspondent macros.
12571 (optimize_mask_stores): Add prototype.
12573 2016-02-02 Alan Modra <amodra@gmail.com>
12576 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
12579 2016-02-02 Alan Modra <amodra@gmail.com>
12582 * config/rs6000/rs6000.c (need_toc_init): New var, set it
12583 whenever toc_label_name used.
12584 (rs6000_file_start): Don't set up toc section here,
12585 (rs6000_output_function_epilogue): do so here instead,
12586 (rs6000_xcoff_file_start): and here.
12587 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
12588 (load_toc_aix_di): Likewise.
12590 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12592 PR rtl-optimization/69592
12593 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
12594 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
12595 (num_sign_bit_copies_binary_arith_p): New inline function.
12596 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
12598 2016-02-01 Jeff Law <law@redhat.com>
12600 PR tree-optimization/69580
12601 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
12602 * tree-ssa-threadbackward.c
12603 (fsm_find_control_statement_thread_paths): Do not try to walk
12604 through large PHI nodes.
12606 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12608 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
12609 when count is incremented above limit, don't analyze further
12612 * omp-low.c (oacc_parse_default_dims): Avoid
12613 -Wsign-compare warning, make sure value fits into int
12614 rather than just unsigned int.
12616 2016-02-01 Bin Cheng <bin.cheng@arm.com>
12618 PR tree-optimization/67921
12619 * fold-const.c (split_tree): New parameters. Convert pointer
12620 type variable part to proper type before negating.
12621 (fold_binary_loc): Pass new arguments to split_tree.
12623 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
12625 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
12626 (nvptx_goacc_validate_dims): Extend to handle global defaults.
12627 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
12628 * doc/tm.texti: Rebuilt.
12629 * doc/invoke.texi (fopenacc-dim): Document.
12630 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
12631 (append_compiler_options): Likewise.
12632 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
12633 (oacc_parse_default_dims): New.
12634 (oacc_validate_dims): Add USED arg. Select non-unity default when
12636 (oacc_loop_fixed_partitions): Return mask of used partitions.
12637 (oacc_loop_auto_partitions): Emit dump info.
12638 (oacc_loop_partition): Return mask of used partitions.
12639 (execute_oacc_device_lower): Parse default dimension arg. Adjust
12640 loop partitioning and validation calls.
12642 2016-02-01 Richard Biener <rguenther@suse.de>
12644 PR middle-end/69556
12645 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
12647 2016-02-01 Richard Biener <rguenther@suse.de>
12649 PR tree-optimization/69574
12650 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
12651 of asserting return chrec_dont_know.
12653 2016-02-01 Martin Liska <mliska@suse.cz>
12655 * mem-stats-traits.h: Add copyright header.
12656 * mem-stats.h: Likewise.
12658 2016-02-01 Richard Biener <rguenther@suse.de>
12660 PR tree-optimization/69579
12661 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
12662 Do not propagate through abnormal PHI results.
12664 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
12666 * postreload.c (reload_cse_simplify): Remove dead code.
12668 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12670 PR rtl-optimization/69570
12671 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
12672 if there is more than one set, not if there is a single set.
12674 2016-02-01 Richard Henderson <rth@redhat.com>
12677 * combine.c (make_compound_operation): When looking through a
12678 subreg, make sure to re-extend to the width of the outer mode.
12680 2016-01-30 Jakub Jelinek <jakub@redhat.com>
12682 PR tree-optimization/69546
12683 * wide-int.cc (wi::divmod_internal): For unsigned division
12684 where both operands fit into uhwi, if o1 is 1 and o0 has
12685 msb set, if divident_prec is larger than bits per hwi,
12686 clear another quotient word and return 2 instead of 1.
12687 Similarly for remainder with msb in HWI set, if dividend_prec
12688 is larger than bits per hwi.
12690 2016-01-29 Martin Jambor <mjambor@suse.cz>
12692 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
12693 Use short lowercase names.
12694 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
12695 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
12696 acq_rel one. Protect warning agains segfaults if
12697 get_memory_order_name returns NULL.
12698 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
12699 with release semantics. Do not warn if get_memory_order already did.
12700 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
12701 semantics. Fix check for relaxed or acquire semantics. Do not warn
12702 if get_memory_order already did.
12704 2016-01-29 Sebastian Pop <s.pop@samsung.com>
12706 * doc/install.texi: Document that isl-0.16 is supported.
12708 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
12711 * config/i386/constraints.md (Bm): Describe as special memory
12713 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
12714 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12715 * genpreds.c (struct constraint_data): Add is_special_memory.
12716 (have_special_memory_constraints, special_memory_start): New
12718 (special_memory_end): Ditto.
12719 (add_constraint): Add new arg is_special_memory. Add code to
12720 process its true value. Update have_special_memory_constraints.
12721 (process_define_constraint): Pass the new arg.
12722 (process_define_register_constraint): Ditto.
12723 (choose_enum_order): Process special memory.
12724 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
12725 function insn_extra_special_memory_constraint.
12726 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12727 * gensupport.c (process_rtx): Process
12728 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12729 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
12730 * ira-lives.c (single_reg_class): Use
12731 insn_extra_special_memory_constraint.
12732 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
12733 * lra-constraints.c (process_alt_operands): Ditto.
12734 (curr_insn_transform): Use insn_extra_special_memory_constraint.
12735 * recog.c (asm_operand_ok, preprocess_constraints): Process
12737 * reload.c (find_reloads): Ditto.
12738 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
12739 * stmt.c (parse_input_constraint): Use
12740 insn_extra_special_memory_constraint.
12742 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12745 * lra-splill.c (lra_final_code_change): Revert r229087 by
12746 removing all sub-registers.
12748 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
12751 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
12753 2016-01-29 Jakub Jelinek <jakub@redhat.com>
12756 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
12757 SSE1, copy target into the temporary reg first before recursing
12760 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12762 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
12765 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12767 * ginclude/stdarg.h: Test __cplusplus instead of
12768 __GXX_EXPERIMENTAL_CXX0X__.
12770 2016-01-29 Richard Biener <rguenther@suse.de>
12772 PR tree-optimization/69547
12773 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
12774 Do not mark clobbers necessary.
12775 (mark_all_reaching_defs_necessary_1): Likewise.
12777 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12779 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
12780 declaration name with %qs and print it in both error messages.
12781 Also fix indentation.
12783 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12786 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
12787 trailing blank line from error message.
12789 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12792 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
12795 2016-01-29 Richard Biener <rguenther@suse.de>
12797 PR middle-end/69537
12798 * match.pd: Allow all integral types when simplifying a
12799 widening or sign-changing conversion.
12801 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12803 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
12804 back to setting codegen_error to fail codegen.
12806 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
12809 * config/i386/constraints.md (C): Only accept constant zero operand.
12810 (BC): New constraint.
12811 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
12812 instead of C constraint.
12813 * doc/md.texi (Machine Constraints): Update description
12816 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
12819 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
12821 2016-01-28 Jakub Jelinek <jakub@redhat.com>
12823 PR middle-end/69542
12824 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
12827 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
12829 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
12830 branches if using guessed profile.
12832 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
12834 * graphite-optimize-isl.c (optimize_isl): Fix dump.
12836 2016-01-28 Richard Henderson <rth@redhat.com>
12839 * config/aarch64/aarch64-modes.def (CC_Cmode): New
12840 * config/aarch64/aarch64-protos.h: Update.
12841 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
12842 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
12843 (aarch64_get_condition_code_1): Handle CC_Cmode.
12844 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
12845 (*add<mode>3_compareC_cconly_imm): New.
12846 (*add<mode>3_compareC_cconly): New.
12847 (*add<mode>3_compareC_imm): New.
12848 (add<mode>3_compareC): New.
12849 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
12850 to be first. Use aarch64_carry_operation.
12851 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
12852 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
12853 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
12854 (subti3): Use subdi3_compare1.
12855 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
12856 (sub<mode>3_compare1): New.
12857 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
12858 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
12859 (*subsi3_carryin_uxtw): Likewise.
12860 (*ngc<mode>, *ngcsi_uxtw): Likewise.
12861 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
12862 * config/aarch64/iterators.md (DWI): New.
12863 * config/aarch64/predicates.md (aarch64_carry_operation): New.
12864 (aarch64_borrow_operation): New.
12866 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
12868 * graphite-optimize-isl.c (optimize_isl): Print a different debug
12869 message when isl does not return a valid schedule.
12871 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12873 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
12874 Remove comments from class declarations: they are already in the code
12877 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12879 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
12881 (ternary_op_to_tree): Same.
12882 (unary_op_to_tree): Same.
12883 (nary_op_to_tree): Same.
12884 (gcc_expression_from_isl_expr_op): Same.
12885 (gcc_expression_from_isl_expression): Same.
12886 (graphite_create_new_loop): Same.
12887 (graphite_create_new_loop_guard): Same.
12888 (build_iv_mapping): Same.
12889 (graphite_create_new_guard): Same.
12890 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
12891 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
12893 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12895 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
12896 instead of setting codegen_error to fail codegen.
12898 2016-01-28 Jason Merrill <jason@redhat.com>
12900 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
12902 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12904 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12905 Remove CONST_INT_P check in CCMP cost calculation.
12907 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12909 * config/aarch64/aarch64.c (generic_vector_cost):
12910 Set vec_permute_cost.
12911 (cortexa57_vector_cost): Likewise.
12912 (exynosm1_vector_cost): Likewise.
12913 (xgene1_vector_cost): Likewise.
12914 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
12915 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
12916 Add vec_permute_cost entry.
12918 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12920 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
12922 (add<mode>3_compare0): Likewise.
12923 (addsi3_compare0_uxtw): Likewise.
12924 (add<mode>3nr_compare0): Likewise.
12925 (compare_neg<mode>): Likewise.
12926 (<optab><mode>3): Likewise.
12928 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
12930 * tree-vect-stmts.c (vectorizable_comparison): Add
12931 NULL check for vectype.
12933 2016-01-28 Richard Biener <rguenther@suse.de>
12935 PR tree-optimization/69466
12936 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12937 Account for PHIs we couldn't duplicate.
12939 2016-01-28 Martin Liska <mliska@suse.cz>
12942 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
12943 instead of ENABLE_VALGRIND_CHECKING.
12945 2016-01-27 Richard Henderson <rth@redhat.com>
12948 * lra-remat.c (subreg_regs): New.
12949 (dump_candidates_and_remat_bb_data): Dump it.
12950 (operand_to_remat): Reject if operand in subreg_regs.
12951 (set_bb_regs): Collect subreg_regs.
12952 (lra_remat): Init and free subreg_regs. Compute
12953 calculate_local_reg_remat_bb_data before create_cands.
12955 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
12958 * config/i386/i386.c (ix86_update_stack_boundary): Don't
12959 change stack_alignment_needed for __tls_get_addr call.
12961 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
12963 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
12965 2016-01-27 Jeff Law <law@redhat.com>
12967 PR tree-optimization/68398
12968 PR tree-optimization/69196
12969 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
12970 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
12971 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12972 Only count PHIs in the last block in the path. The others will
12973 const/copy propagate away. Add heuristic to allow more irreducible
12974 subloops to be created when it is likely profitable to do so.
12976 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12977 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
12978 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
12980 2016-01-27 Jakub Jelinek <jakub@redhat.com>
12983 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
12984 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
12985 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
12986 * tree-streamer-in.c: Include asan.h.
12987 (streamer_get_builtin_tree): For builtins in sanitizer
12988 range call initialize_sanitizer_builtins and retry.
12990 2016-01-27 Ian Lance Taylor <iant@google.com>
12992 * common.opt (fkeep-gc-roots-live): New undocumented option.
12993 * tree-ssa-loop-ivopts.c (add_candidate_1): If
12994 -fkeep-gc-roots-live, skip pointers.
12995 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
12998 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13001 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13002 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13004 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13007 * configure.ac: NetBSD provides SSP in its C library.
13008 * configure: Updated.
13010 2016-01-27 Richard Biener <rguenther@suse.de>
13012 PR tree-optimization/69166
13013 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13014 reduction code for commutativity / associativity.
13016 2016-01-27 Martin Jambor <mjambor@suse.cz>
13018 PR tree-optimization/69355
13019 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13020 total_scalarization fails.
13022 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13024 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13027 2016-01-27 Christian Bruel <christian.bruel@st.com>
13030 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13031 Move arm_reset_previous_fndecl and set_target_option_current_node in
13032 the conditional part. Call save_restore_target_globals.
13033 * config/arm/arm.c (arm_set_current_function):
13034 Refactor to better support #pragma target and attribute mix.
13035 Call save_restore_target_globals.
13036 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13038 2016-01-27 Martin Liska <mliska@suse.cz>
13040 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13041 reference for an HSA kernel and its host function.
13043 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13045 PR tree-optimization/69399
13046 * wide-int.h (wi::lrshift): For larger precisions, only
13047 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13049 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13051 * config/arc/predicates.md (proper_comparison_operator): Reject
13052 constant-constant comparison.
13054 2016-01-26 Tom de Vries <tom@codesourcery.com>
13056 PR tree-optimization/69110
13057 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13058 DR_NUM_DIMENSIONS == 0.
13060 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13061 Sebastian Pop <s.pop@samsung.com>
13063 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13064 isl_ast_op_cond and isl_ast_op_select.
13065 (gcc_expression_from_isl_expr_op): Same.
13067 2016-01-26 Jason Merrill <jason@redhat.com>
13070 * tree.c (recompute_constructor_flags): Split out from
13072 (verify_constructor_flags): New.
13073 * tree.h: Declare them.
13075 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13077 PR rtl-optimization/69217
13078 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13079 are no TYPE_FIELDS set for the record type.
13081 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13084 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13085 toc_label_name unconditionally.
13086 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13087 SYMBOL_REF string. Use toc_label_name instead of constructing
13089 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13090 constructing LCTOC1.
13092 2016-01-26 Martin Sebor <msebor@redhat.com>
13095 * doc/extend.texi (Common Type Attributes): Move text that talks about
13096 attribute packed from attribute aligned to the section discussing
13097 the former attribute for clarity.
13099 2016-01-26 Richard Henderson <rth@redhat.com>
13101 PR middle-end/60908
13102 * trans-mem.c (tm_region_init): Mark entry block as visited.
13104 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13107 * diagnostic-show-locus.c (layout::print_source_line): Replace
13108 call to pp_newline with call to layout::print_newline.
13109 (layout::print_annotation_line): Likewise.
13110 (layout::move_to_column): Likewise.
13111 (layout::print_any_fixits): After printing any fixits, print a
13112 trailing newline, if necessary.
13113 (layout::print_newline): New method, resetting any colorization
13115 (diagnostic_show_locus): Move the pp_newline to before the
13116 early bailout. Remove dummy block enclosing the layout instance.
13117 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13118 of pp_newline_and_flush with pp_flush.
13119 (diagnostic_append_note): Delete use of pp_newline.
13120 (diagnostic_append_note_at_rich_loc): Delete.
13121 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13122 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13123 when newline characters are added to the buffer.
13125 2016-01-26 Michael Matz <matz@suse.de>
13127 * configure.ac (ac_cv_std_swap_in_utility): New test.
13128 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13129 * configure: Regenerate.
13130 * config.in: Regenerate.
13132 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13134 * config/arc/arc.md (cstoresi4): Force operand into register.
13135 (arcset<code>): Fix predicate.
13136 (arcsetltu): Likewise.
13137 (arcsetgeu): Likewise.
13138 (arcsethi): Likewise.
13139 (arcsetls): Likewise.
13141 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13143 PR tree-optimization/69483
13144 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13145 if base has error_mark_node type.
13147 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13150 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13151 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13153 (vget_lane_f16): Handle big-endian.
13154 (vgetq_lane_f16): Likewise.
13155 (vset_lane_f16): Likewise.
13156 (vsetq_lane_f16): Likewise.
13157 * config/arm/iterators.md (VQXMOV): Add V8HF.
13158 (VDQ): Add V4HF and V8HF.
13159 (V_reg): Handle V4HF and V8HF.
13160 (Is_float_mode): Likewise.
13161 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13162 neon_vdup_nv8hf): New patterns.
13163 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13164 Use VD_LANE iterator.
13165 (neon_vld1_dup<mode>): Use VQ2 iterator.
13167 2016-01-26 Nathan Sidwell <nathan@acm.org>
13169 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13170 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13171 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13172 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13173 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13174 (oacc_validate_dims): Add LEVEL arg, don't return level.
13175 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13176 oacc_validate_dims.
13177 (execute_oacc_device_lower): Adjust, add more dump output.
13178 * tree-ssa-loop.c (gate_oacc_kernels): Use
13179 oacc_fn_attrib_kernels_p.
13180 * tree-parloops.c (create_parallel_loop): Adjust
13181 set_oacc_fn_attrib call.
13183 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13186 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13187 (append_compiler_options): Handle -fcilkplus.
13188 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13190 2016-01-26 Nick Clifton <nickc@redhat.com>
13193 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13194 been marked as DECL_ONE_ONLY but we do not the means to make it
13195 so, then do not allow it to bind locally.
13197 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13200 * opts.h (parse_sanitizer_options): New prototype.
13201 * opts.c (sanitizer_opts): New array.
13202 (parse_sanitizer_options): New function.
13203 (common_handle_option): Use parse_sanitizer_options.
13205 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13208 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13209 alignment adjustment to ...
13210 (ix86_update_stack_boundary): Here. Don't over-align stack for
13212 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13213 if __tls_get_addr is called.
13215 2016-01-26 Christian Bruel <christian.bruel@st.com>
13217 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13219 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13221 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13223 2016-01-26 Richard Biener <rguenther@suse.de>
13225 PR middle-end/69467
13226 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13228 2016-01-26 Richard Biener <rguenther@suse.de>
13230 PR tree-optimization/69452
13231 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13232 (move_computations_dom_walker::before_dom_children): Rename
13234 (move_computations_worker): This.
13235 (move_computations): Perform an RPO rather than a DOM walk.
13237 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13240 * combine.c (combine_instructions): For REG_EQUAL note with
13241 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13242 to the underlying register.
13243 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13244 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13246 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13249 * config/aarch64/aarch64-builtins.c
13250 (aarch64_init_simd_builtin_types): Do not set structural
13251 equality to __Poly{8,16,64,128}_t types.
13253 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13255 PR tree-optimization/69400
13256 * wide-int.cc (wi_pack): Take the precision as argument and
13257 perform canonicalization here rather than in the callers.
13258 Use the main loop to handle all full-width HWIs. Add a
13259 zero HWI if in_len isn't a full result.
13260 (wi::divmod_internal): Update accordingly.
13261 (wi::mul_internal): Likewise. Simplify.
13263 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13264 Sebastian Pop <s.pop@samsung.com>
13266 * graphite-poly.c (apply_poly_transforms): Simplify.
13267 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13268 (print_isl_map): Same.
13269 (print_isl_union_map): Same.
13270 (print_isl_schedule): New.
13271 (debug_isl_schedule): New.
13272 * graphite-dependences.c (scop_get_reads): Do not call
13273 isl_union_map_add_map that is undocumented isl functionality.
13274 (scop_get_must_writes): Same.
13275 (scop_get_may_writes): Same.
13276 (scop_get_original_schedule): Remove.
13277 (scop_get_dependences): Do not call isl_union_map_compute_flow that
13278 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
13279 (compute_deps): Remove.
13280 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
13281 (debug_schedule_ast): New.
13282 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
13283 set_separate_option.
13284 (graphite_regenerate_ast_isl): Add dump.
13285 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
13286 from scop->transformed_schedule.
13287 (graphite_regenerate_ast_isl): Add more dump.
13288 * graphite-optimize-isl.c (optimize_isl): Set
13289 scop->transformed_schedule. Check whether schedules are equal.
13290 (apply_poly_transforms): Move here.
13291 * graphite-poly.c (apply_poly_transforms): ... from here.
13292 (free_poly_bb): Static.
13293 (free_scop): Static.
13294 (pbb_number_of_iterations_at_time): Remove.
13295 (print_isl_ast): New.
13296 (debug_isl_ast): New.
13297 (debug_scop_pbb): New.
13298 * graphite-scop-detection.c (print_edge): Move.
13299 (print_sese): Move.
13300 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
13301 (build_scop_scattering): Remove.
13302 (create_pw_aff_from_tree): Assert instead of bailing out.
13303 (add_condition_to_pbb): Remove unused code, do not fail.
13304 (add_conditions_to_domain): Same.
13305 (add_conditions_to_constraints): Remove.
13306 (build_scop_context): New.
13307 (add_iter_domain_dimension): New.
13308 (build_iteration_domains): Initialize pbb->iterators.
13309 Call add_conditions_to_domain.
13312 (index_outermost_in_loop): New.
13313 (index_pbb_in_loop): New.
13314 (outermost_pbb_in): New.
13315 (add_in_sequence): New.
13316 (add_outer_projection): New.
13317 (outer_projection_mupa): New.
13318 (add_loop_schedule): New.
13319 (build_schedule_pbb): New.
13320 (build_schedule_loop): New.
13321 (embed_in_surrounding_loops): New.
13322 (build_schedule_loop_nest): New.
13323 (build_original_schedule): New.
13324 (build_poly_scop): Call build_original_schedule.
13325 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
13326 (free_poly_dr): Remove.
13327 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
13328 (free_poly_bb): Remove.
13329 (debug_loop_vec): Remove.
13330 (print_isl_ast): Declare.
13331 (debug_isl_ast): Declare.
13332 (scop_do_interchange): Remove.
13333 (scop_do_strip_mine): Remove.
13334 (scop_do_block): Remove.
13335 (flatten_all_loops): Remove.
13336 (optimize_isl): Remove.
13337 (pbb_number_of_iterations_at_time): Remove.
13338 (debug_scop_pbb): Declare.
13339 (print_schedule_ast): Declare.
13340 (debug_schedule_ast): Declare.
13341 (struct scop): Remove schedule. Add original_schedule,
13342 transformed_schedule.
13343 (free_gimple_poly_bb): Remove.
13344 (print_generated_program): Remove.
13345 (debug_generated_program): Remove.
13346 (unify_scattering_dimensions): Remove.
13347 * sese.c (print_edge): ... here.
13348 (print_sese): ... here.
13349 (debug_edge): ... here.
13350 (debug_sese): ... here.
13351 * sese.h (print_edge): Declare.
13352 (print_sese): Declare.
13353 (dump_edge): Declare.
13354 (dump_sese): Declare.
13356 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13357 Sebastian Pop <s.pop@samsung.com>
13359 * Makefile.in: Set ISLVER in site.exp.
13361 2016-01-25 Jakub Jelinek <jakub@redhat.com>
13363 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
13364 DECL_VALUE_EXPR of new_var even for the non-array case. Look
13365 through DECL_VALUE_EXPR for expansion.
13367 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13369 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
13370 the frame info after reload completed.
13372 2016-01-25 Jeff Law <law@redhat.com>
13374 PR tree-optimization/69196
13375 PR tree-optimization/68398
13376 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
13377 tree-ssa-threadupdate.c.
13378 (determine_bb_domination_status): Prototype
13379 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
13380 (determine_bb_domination_status): No longer static.
13381 (valid_jump_thread_path): Remove code to detect characteristics
13382 of the jump thread path not associated with correctness.
13383 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
13384 Correct test for thread path length. Count PHIs for real operands as
13385 statements that need to be copied. Do not count ASSERT_EXPRs.
13386 Look at all the blocks in the thread path. Compute and selectively
13387 filter thread paths based on threading through the latch, threading
13388 a multiway branch or crossing a multiway branch.
13390 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13392 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
13393 decl with __attribute__ ((unused)) annotation.
13395 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
13398 * tree-vect-stmts.c (vectorizable_condition): Check vectype
13399 of operands is compatible with a statement vectype.
13401 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
13403 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
13404 improve wording for mixed storage order support.
13406 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
13408 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
13409 (vcvt_u64_f64): Likewise.
13410 (vcvta_s64_f64): Likewise.
13411 (vcvta_u64_f64): Likewise.
13412 (vcvtm_s64_f64): Likewise.
13413 (vcvtm_u64_f64): Likewise.
13414 (vcvtn_s64_f64): Likewise.
13415 (vcvtn_u64_f64): Likewise.
13416 (vcvtp_s64_f64): Likewise.
13417 (vcvtp_u64_f64): Likewise.
13419 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
13421 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
13422 (arc_init): Check validity mll64 option.
13423 (arc_save_restore): Use double load/store instruction.
13424 (arc_expand_movmem): Likewise.
13425 (arc_split_move): Don't split if we have double load/store
13426 instructions. Returns a boolean.
13427 (arc_process_double_reg_moves): Change function to return boolean
13428 instead of a sequence of instructions.
13429 (arc_dwarf_register_span): New function.
13430 * config/arc/arc-protos.h (arc_split_move): Change prototype.
13431 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
13432 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
13433 (*movdf_insn): Likewise.
13434 * config/arc/arc.opt (mll64): New option.
13435 * config/arc/predicates.md (even_register_operand): New predicate.
13436 * doc/invoke.texi (ARC Options): Add mll64 documentation.
13438 2016-01-25 Richard Biener <rguenther@suse.de>
13441 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
13442 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
13444 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
13446 2016-01-25 Richard Biener <rguenther@suse.de>
13448 PR tree-optimization/69376
13449 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
13451 (VN_INFO_ANTI_RANGE_P): New inline.
13452 (VN_INFO_RANGE_TYPE): Likewise.
13453 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
13454 SSA_NAME_ANTI_RANGE_P.
13455 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
13456 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13457 Properly query VN_INFO_RANGE_TYPE.
13459 2016-01-25 Nick Clifton <nickc@redhat.com>
13462 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
13464 2016-01-23 Tom de Vries <tom@codesourcery.com>
13466 PR tree-optimization/69426
13467 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
13470 2016-01-23 Jakub Jelinek <jakub@redhat.com>
13472 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
13473 "the the" with "the" in the comments.
13474 * ipa-devirt.c (build_type_inheritance_graph,
13475 update_type_inheritance_graph): Likewise.
13476 * tree.c (build_function_type_list_1): Likewise.
13477 * cfgloopmanip.c (scale_loop_profile): Likewise.
13478 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
13479 * gimple-ssa-split-paths.c
13480 (find_block_to_duplicate_for_splitting_paths): Likewise.
13481 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
13482 * expr.c (convert_move): Likewise.
13483 * var-tracking.c (vt_stack_adjustments): Likewise.
13484 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13485 * tree-vrp.c (test_for_singularity): Likewise.
13487 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
13488 directly instead of building a temporary tree.
13491 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
13492 remove <algorithm> include.
13494 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13497 * config/i386/i386.c: Include dojump.h.
13498 (expand_small_movmem_or_setmem,
13499 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
13501 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
13502 if dynamic_check != -1.
13504 2016-01-21 Jeff Law <law@redhat.com>
13506 PR middle-end/69347
13507 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
13508 record_temporary_equivalences. Rewritten to avoid unnecessary calls
13509 into dominated_by_p.
13510 (cprop_into_successor_phis): Avoid unnecessary tests.
13512 2016-01-22 Richard Henderson <rth@redhat.com>
13515 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
13516 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
13518 2016-01-22 Michael Matz <matz@suse.de>
13520 * system.h (string, algorithm): Include only conditionally.
13521 (new): Include always under C++.
13522 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
13523 * final.c (toplevel): Ditto.
13524 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
13525 * genconditions.c (write_header): Make gencondmd.c define
13527 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
13529 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
13530 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
13532 2016-01-22 Christian Bruel <christian.bruel@st.com>
13535 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
13537 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13540 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
13541 define_insn_and_split. Ensure operands[1] and operands[0] do not
13542 get assigned the same register.
13544 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13546 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
13548 2016-01-22 Christian Bruel <christian.bruel@st.com>
13550 * config/arm/arm-c.c (arm_pragma_target_parse):
13551 Remove warn_builtin_macro_redefined overwrite.
13553 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13555 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
13556 flag_non_call_exceptions compatibility.
13558 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13561 * dwarf2out.c (add_child_die_after): New function.
13562 (dwarf_qual_info_t): New type.
13563 (dwarf_qual_info): New variable.
13564 (qualified_die_p): New function.
13565 (modified_type_die): For -fdebug-types-section, ensure
13566 canonical order of qualifiers. Put qualified DIEs adjacent
13567 to the corresponding non-qualified type DIE and search there
13568 for existing qualified DIEs.
13570 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13572 * doc/extend.texi (scalar_storage_order type attribute): Document
13573 restriction on type punning and aliasing, and remove future tense.
13575 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
13578 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
13581 2016-01-21 Jeff Law <law@redhat.com>
13583 PR middle-end/69347
13584 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
13585 useless call to record_temporary_equivalences.
13586 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
13587 allocate 10 slots in the bb_path vector and let it grow as needed.
13588 (fsm_find_control_statement_thread_paths): Similarly for the next_path
13591 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13593 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
13595 * configure: Regenerate.
13597 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
13599 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
13600 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
13602 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
13604 PR middle-end/66178
13605 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
13606 drop EXPAND_INITIALIZER.
13607 * rtl.h (contains_symbolic_reference_p): Declare.
13608 * rtlanal.c (contains_symbolic_reference_p): New function.
13609 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
13610 a subtraction into a NOT if symbolic constants are involved.
13612 2016-01-21 Anton Blanchard <anton@samba.org>
13613 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13616 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
13618 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
13621 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13623 * config/microblaze/microblaze.c
13624 (get_branch_target): New.
13625 (insert_wic_for_ilb_runout): New.
13627 (microblaze_machine_dependent_reorg): New.
13628 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
13629 * config/microblaze/microblaze.md
13630 (UNSPEC_IPREFETCH): Define.
13631 (iprefetch): New pattern
13632 * config/microblaze/microblaze.opt
13633 (mxl-prefetch): New flag.
13635 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13637 * config/microblaze/microblaze.h
13638 (FIXED_REGISTERS): Update in macro.
13639 (CALL_USED_REGISTERS): Update in macro.
13641 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
13643 PR rtl-optimization/68920
13644 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
13647 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
13649 PR rtl-optimization/68990
13650 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
13651 pseudo instead of inheritance ones.
13653 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13654 Nick Clifton <nickc@redhat.com>
13658 * config/mips/mips.c (mips_compute_frame_info): Initialise
13659 args_size and hard_frame_pointer_offset fields of the frame
13660 structure before calling mips_global_pointer.
13662 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13664 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
13666 * configure: Regenerate.
13668 2016-01-21 Richard Biener <rguenther@suse.de>
13670 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
13672 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13674 * config/s390/s390.c (s390_asm_declare_function_size): Add code
13675 to actually emit the .size directive.
13677 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
13678 Jakub Jelinek <jakub@redhat.com>
13682 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
13683 args array size by one to avoid buffer overflow.
13685 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13687 * config/s390/s390.md (pool_section_start): Use switch_to_section
13688 to select proper read-only data section instead of hardcoding
13690 (pool_section_end): Use switch_to_section to match the above.
13692 2016-01-21 Richard Biener <rguenther@suse.de>
13694 PR tree-optimization/69378
13695 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
13696 (set_ssa_val_to): Use it for dominance checks taking into
13697 account not executable edges.
13699 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13702 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
13703 for bitsize instead of GET_MODE_PRECISION (mode).
13705 2016-01-20 Martin Sebor <msebor@redhat.com>
13708 * extend.texi (__sync Builtins): Clarify the semantics of
13709 __sync_fetch_and_OP built-ins on pointers.
13710 (__atomic Builtins): Same.
13712 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13713 Sebastian Pop <s.pop@samsung.com>
13715 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
13716 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
13717 (is_valid_rename): Same.
13718 (translate_isl_ast_to_gimple::get_rename): Same.
13719 (translate_isl_ast_to_gimple::rename_all_uses): Same.
13720 (translate_isl_ast_to_gimple::rename_uses): Same.
13721 (get_new_name): Check for close_phi nodes.
13722 (copy_loop_phi_args): Use phi_node_kind.
13723 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
13724 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
13726 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13727 Sebastian Pop <s.pop@samsung.com>
13729 Revert commit r229783.
13730 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
13731 Remove use of parameter_rename_map.
13732 (copy_def): Remove.
13733 (copy_internal_parameters): Remove.
13734 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
13735 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
13736 (free_sese_info): Do not free parameter_rename_map.
13737 (set_rename): Do not use parameter_rename_map.
13738 (rename_uses): Update call to set_rename.
13739 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
13740 * sese.h (parameter_rename_map_t): Remove.
13741 (struct sese_info_t): Remove field parameter_rename_map.
13743 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13744 Sebastian Pop <s.pop@samsung.com>
13746 * graphite-isl-ast-to-gimple.c: Fix comment.
13747 * graphite-scop-detection.c (defined_in_loop_p): New.
13748 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
13749 names defined in loop.
13751 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13752 Sebastian Pop <s.pop@samsung.com>
13754 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
13755 Discard unstructured if-then-else regions.
13757 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13758 Sebastian Pop <s.pop@samsung.com>
13760 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
13761 (cleanup_loop_iter_dom): Remove.
13762 (build_loop_iteration_domains): Remove.
13763 (build_scop_context): Remove.
13764 (build_scop_iteration_domain): Remove.
13765 (add_loop_constraints): New.
13766 (build_iteration_domains): New.
13767 (build_poly_scop): Call build_iteration_domains.
13769 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13770 Sebastian Pop <s.pop@samsung.com>
13772 * graphite-scop-detection.c
13773 (scop_detection::harmful_loop_in_region): Free dom and loops.
13774 (scop_detection::loop_body_is_valid_scop): Free bbs.
13776 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13777 Sebastian Pop <s.pop@samsung.com>
13779 * graphite-scop-detection.c (record_loop_in_sese): New.
13780 (gather_bbs::before_dom_children): Call record_loop_in_sese.
13781 (build_scops): Remove call to build_sese_loop_nests.
13782 * sese.c (sese_record_loop): Remove.
13783 (build_sese_loop_nests): Remove.
13784 (new_sese_info): Remove region->loops.
13785 (free_sese_info): Same.
13786 * sese.h (sese_contains_loop): Same.
13787 (build_sese_loop_nests): Remove.
13788 (sese_contains_loop): Remove.
13790 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13791 Sebastian Pop <s.pop@samsung.com>
13793 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
13794 loop_is_valid_in_scop.
13795 (scop_detection::harmful_stmt_in_region): Renamed
13796 harmful_loop_in_region.
13797 Call loop_is_valid_in_scop.
13799 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13800 Sebastian Pop <s.pop@samsung.com>
13802 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
13805 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13806 Sebastian Pop <s.pop@samsung.com>
13808 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
13809 * graphite.h (struct poly_bb): Remove field is_reduction.
13810 (PBB_IS_REDUCTION): Remove.
13812 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13813 Sebastian Pop <s.pop@samsung.com>
13815 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
13816 (add_pdr_constraints): Same.
13817 (scop_get_reads): Same.
13818 (scop_get_must_writes): Same.
13819 (scop_get_may_writes): Same.
13820 (scop_get_original_schedule): Same.
13821 (extend_schedule): Same.
13822 (apply_schedule_on_deps): Same.
13823 (carries_deps): Same.
13824 (compute_deps): Same.
13825 (scop_get_dependences): Same.
13826 * graphite-isl-ast-to-gimple.c
13827 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
13828 * graphite-optimize-isl.c (get_schedule_for_band): Same.
13829 (get_schedule_for_band_list): Same.
13830 (get_schedule_map): Same.
13831 (apply_schedule_map_to_scop): Same.
13832 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
13833 (build_loop_iteration_domains): Same.
13834 (add_condition_to_pbb): Same.
13835 (add_param_constraints): Same.
13836 (pdr_add_memory_accesses): Same.
13837 (pdr_add_data_dimensions): Same.
13839 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
13841 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
13844 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
13846 * common.opt (feliminate-dwarf2-dups): Replace references to
13847 "DWARF 2" with just "DWARF".
13848 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
13849 * doc/extend.texi: Likewise.
13850 * doc/cpp.texi: Likewise.
13851 * doc/invoke.texi: Likewise.
13852 (Option Summary): Add -gdwarf to list of Debugging Options.
13853 (Debugging Options): Document -gdwarf.
13854 * doc/contrib.texi: Spell "DWARF" like that.
13856 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13858 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
13859 warning. Fix up formatting.
13861 PR middle-end/67653
13862 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
13863 attempt to mark memory input operand addressable and
13864 call prepare_gimple_addressable in that case. Don't adjust
13865 input_location for diagnostics, use error_at instead.
13867 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
13869 * config/rs6000/ppc-auxv.h: New file.
13870 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
13871 (cpu_is): Likewise.
13872 (cpu_supports): Likewise.
13873 * config/rs6000/rs6000.c: include "ppc-auxv.h".
13874 (cpu_is_info): New variable.
13875 (cpu_supports_info): Likewise.
13876 (tcb_verification_symbol): Likewise.
13877 (cpu_builtin_p): Likewise.
13878 (cpu_expand_builtin): New function.
13879 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
13880 (rs6000_init_builtins): Likewise.
13881 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
13882 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
13883 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
13884 * configure: Regenerate.
13885 * config.in: Likewise.
13886 * doc/extend.texi (PowerPC Built-in Functions): Document
13887 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
13889 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
13892 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
13894 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
13897 2016-01-20 Richard Henderson <rth@redhat.com>
13903 * tree.c (tm_define_builtin): New.
13904 (find_tm_vector_type): New.
13905 (build_tm_vector_builtins): New.
13906 (build_common_builtin_nodes): Call it.
13908 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
13910 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
13911 (arm_fp_ok): Likewise.
13912 (arm_fp): Likewise.
13913 (arm_crypto): Likewise.
13915 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
13916 Richard Biener <rguenther@suse.de>
13918 PR tree-optimization/69328
13919 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
13920 vectors have same number of elements.
13921 (vectorizable_condition): Fix masked version recognition.
13923 2016-01-20 Richard Biener <rguenther@suse.de>
13925 PR tree-optimization/69345
13926 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
13927 (VN_INFO_PTR_INFO): Likewise.
13928 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
13929 info when it is equal between non-dominating SSA names.
13930 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13931 Make sure to look at original SSA infos.
13933 2016-01-20 Jeff Law <law@redhat.com>
13936 * config/m68k/predicates.md (pow2_m1_operand): New predicate
13938 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
13939 (pc_or_label_operand): New predicate.
13940 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
13941 tests for small integers that are 2^n - 1.
13943 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
13945 * doc/invoke.texi (Options Summary): Add '.' after @xref.
13947 2016-01-19 Jeff Law <law@redhat.com>
13949 PR middle-end/69347
13950 * tree-ssa-threadbackwards.c
13951 (fsm_find_control_statement_thread_paths): Do not try to lookup
13952 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
13954 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13956 * doc/lto.texi: Remove text that says only Gold has linker plugin
13959 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
13961 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
13962 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
13963 the DIE accordingly.
13964 (modified_type_die): Add REVERSE parameter and pass it recursively,
13965 as well as to base_type_die. Adjust presence check accordingly.
13966 (base_type_for_mode): Adjust call to modified_type_die.
13967 (add_type_attribute): Add REVERSE parameter and pass it to
13969 (generic_parameter_die): Adjust call to add_type_attribute.
13970 (add_scalar_info): Likewise.
13971 (add_subscript_info): Likewise.
13972 (gen_array_type_die): Likewise.
13973 (gen_descr_array_type_die): Likewise.
13974 (gen_entry_point_die): Likewise.
13975 (gen_enumeration_type_die): Likewise.
13976 (gen_formal_parameter_die): Likewise.
13977 (gen_subprogram_die): Likewise.
13978 (gen_variable_die ): Likewise.
13979 (gen_const_die): Likewise.
13980 (gen_field_die): Likewise.
13981 (gen_pointer_type_die): Likewise.
13982 (gen_reference_type_die): Likewise.
13983 (gen_ptr_to_mbr_type_die): Likewise.
13984 (gen_inheritance_die): Likewise.
13985 (gen_subroutine_type_die): Likewise.
13986 (gen_typedef_die): Likewise.
13987 (force_type_die): Adjust call to modified_type_die.
13989 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
13991 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
13992 flow throughout the file. Fix broken link to Objective-C 2.0
13994 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
13997 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13999 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14001 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14004 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14005 (maybe_record_node): Record cxa_pure_virtual as the only possible
14006 target if there are not ohter candidates.
14007 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14009 2016-01-19 Richard Biener <rguenther@suse.de>
14011 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14012 (get_memory_order): Likewise.
14014 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14016 * tree-vect-stmts.c (vectorizable_store): Check
14019 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14022 * gcc.c (driver::decode_argv): Add call to
14023 init_opts_obstack before init_options_struct.
14024 * opts.c (init_opts_obstack): Remove idempotency.
14025 (init_options_struct): Replace call to init_opts_obstack
14026 with a gcc_assert to verify that it has already been called.
14027 * toplev.c (toplev::main): Add call to init_opts_obstack before
14028 calls to init_options_struct.
14029 (toplev::finalize): Move cleanup of opts_obstack next to
14030 cleanup of save_decoded_options, clearing the latter, and
14031 save_decoded_options_count.
14033 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14036 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14037 attribute to unconditional. Remove %? from output template.
14039 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14040 Jiong Wang <jiong.wang@arm.com>
14042 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14043 generated from different expand order.
14045 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14047 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14048 Add support for CCMP costing.
14050 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14052 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14053 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14054 (fccmpe<mode>): Likewise.
14055 (fcmp): Rename to fcmp and globalize pattern.
14057 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14058 (aarch64_gen_ccmp_next): Add FP support.
14060 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14062 * target.def (gen_ccmp_first): Update documentation.
14063 (gen_ccmp_next): Likewise.
14064 * doc/tm.texi (gen_ccmp_first): Update documentation.
14065 (gen_ccmp_next): Likewise.
14066 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14067 expand_ccmp_expr_1. Improve comments.
14068 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14069 (ccmp_ior<mode>): Remove pattern.
14070 (cmp<mode>): Remove expand.
14071 (cmp): Globalize pattern.
14072 (cstorecc4): Use cc_register.
14073 (mov<mode>cc): Remove ccmp_cc_register check.
14074 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14075 Simplify after removal of CC_DNE/* modes.
14076 (aarch64_ccmp_mode_to_code): Remove.
14077 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14078 In 'k' case use integer as condition.
14079 (aarch64_nzcv_codes): Remove inverted cases.
14080 (aarch64_code_to_ccmode): Remove.
14081 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14082 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14083 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14084 pattern. Return the comparison with CC register. Invert conditions
14085 when bitcode is OR.
14086 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14087 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14089 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14091 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14092 instrumented_version.
14094 2016-01-19 Richard Biener <rguenther@suse.de>
14096 PR tree-optimization/69336
14097 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14098 handled components with get_ref_base_and_extent.
14099 (equal_mem_array_ref_p): Adjust.
14101 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14104 * shrink-wrap.c: Include valtrack.h.
14105 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14106 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14107 in between insn and where it will be moved to. Call
14108 dead_debug_insert_temp.
14109 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14110 first and dead_debug_local_finish at the end.
14111 For uses and defs bitmap, handle all regs in between REGNO and
14112 END_REGNO, not just the first one.
14114 2016-01-19 Richard Biener <rguenther@suse.de>
14116 PR tree-optimization/69352
14117 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14118 (equal_mem_array_ref_p): Constrain size and max size properly.
14119 Compare the reverse flag.
14121 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14123 * ira.c (ira): Update regstat data if we deleted insns.
14125 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14127 PR rtl-optimization/68955
14128 PR rtl-optimization/64557
14129 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14130 here. Fix up formatting.
14131 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14133 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14136 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14137 assume that the node has body.
14138 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14141 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14143 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14146 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14148 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14149 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14151 2016-01-19 Martin Jambor <mjambor@suse.cz>
14152 Martin Liska <mliska@suse.cz>
14153 Michael Matz <matz@suse.de>
14155 * Makefile.in (OBJS): Add new source files.
14156 (GTFILES): Add hsa.c.
14157 * common.opt (disable_hsa): New variable.
14158 (-Whsa): New warning.
14159 * config.in (ENABLE_HSA): New.
14160 * configure.ac: Treat hsa differently from other accelerators.
14161 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14162 $enable_offloading.
14163 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14164 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14165 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14166 --with-hsa-kmt-lib.
14167 * doc/invoke.texi (-Whsa): Document.
14168 (hsa-gen-debug-stores): Likewise.
14169 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14170 to invoke offload compiler for hsa acclerator.
14171 * opts.c (common_handle_option): Determine whether HSA offloading
14172 should be performed.
14173 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14174 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14175 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14176 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14177 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14178 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14179 GF_OMP_FOR_KIND_GRID_LOOP.
14180 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14181 (pp_gimple_stmt_1): Likewise.
14182 * gimple-walk.c (walk_gimple_stmt): Likewise.
14183 * gimple.c (gimple_build_omp_grid_body): New function.
14184 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14185 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14186 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14187 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14188 GF_OMP_TEAMS_GRID_PHONY.
14189 (gimple_statement_omp_single_layout): Updated comments.
14190 (gimple_build_omp_grid_body): New function.
14191 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14192 (gimple_omp_for_grid_phony): New function.
14193 (gimple_omp_for_set_grid_phony): Likewise.
14194 (gimple_omp_parallel_grid_phony): Likewise.
14195 (gimple_omp_parallel_set_grid_phony): Likewise.
14196 (gimple_omp_teams_grid_phony): Likewise.
14197 (gimple_omp_teams_set_grid_phony): Likewise.
14198 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14199 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14200 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14201 (BUILT_IN_GOMP_TARGET): Updated type.
14202 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14203 (adjust_for_condition): New function.
14204 (get_omp_for_step_from_incr): Likewise.
14205 (extract_omp_for_data): Moved parts to adjust_for_condition and
14206 get_omp_for_step_from_incr.
14207 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14208 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14209 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14210 (scan_omp_parallel): Do not create child functions for phony
14212 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14213 (scan_omp_1_op): Checking assert we are not remapping to
14214 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14215 (parallel_needs_hsa_kernel_p): New function.
14216 (expand_parallel_call): Register apprpriate parallel child
14217 functions as HSA kernels.
14218 (grid_launch_attributes_trees): New type.
14219 (grid_attr_trees): New variable.
14220 (grid_create_kernel_launch_attr_types): New function.
14221 (grid_insert_store_range_dim): Likewise.
14222 (grid_get_kernel_launch_attributes): Likewise.
14223 (get_target_argument_identifier_1): Likewise.
14224 (get_target_argument_identifier): Likewise.
14225 (get_target_argument_value): Likewise.
14226 (push_target_argument_according_to_value): Likewise.
14227 (get_target_arguments): Likewise.
14228 (expand_omp_target): Call get_target_arguments instead of looking
14229 up for teams and thread limit.
14230 (grid_expand_omp_for_loop): New function.
14231 (grid_arg_decl_map): New type.
14232 (grid_remap_kernel_arg_accesses): New function.
14233 (grid_expand_target_kernel_body): New function.
14234 (expand_omp): Call it.
14235 (lower_omp_for): Do not emit phony constructs.
14236 (lower_omp_taskreg): Do not emit phony constructs but create for them
14237 a temporary variable receiver_decl.
14238 (lower_omp_taskreg): Do not emit phony constructs.
14239 (lower_omp_teams): Likewise.
14240 (lower_omp_grid_body): New function.
14241 (lower_omp_1): Call it.
14242 (grid_reg_assignment_to_local_var_p): New function.
14243 (grid_seq_only_contains_local_assignments): Likewise.
14244 (grid_find_single_omp_among_assignments_1): Likewise.
14245 (grid_find_single_omp_among_assignments): Likewise.
14246 (grid_find_ungridifiable_statement): Likewise.
14247 (grid_target_follows_gridifiable_pattern): Likewise.
14248 (grid_remap_prebody_decls): Likewise.
14249 (grid_copy_leading_local_assignments): Likewise.
14250 (grid_process_kernel_body_copy): Likewise.
14251 (grid_attempt_target_gridification): Likewise.
14252 (grid_gridify_all_targets_stmt): Likewise.
14253 (grid_gridify_all_targets): Likewise.
14254 (execute_lower_omp): Call grid_gridify_all_targets.
14255 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14256 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14257 (tree_omp_clause): Added union field dimension.
14258 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14259 * tree.c (omp_clause_num_ops): Added number of arguments of
14260 OMP_CLAUSE__GRIDDIM_.
14261 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14262 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14263 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14264 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14265 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14266 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14267 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14268 * tree-pass.h (make_pass_gen_hsail): Declare.
14269 (make_pass_ipa_hsa): Likewise.
14270 * ipa-hsa.c: New file.
14271 * lto-section-in.c (lto_section_name): Add hsa section name.
14272 * lto-streamer.h (lto_section_type): Add hsa section.
14273 * timevar.def (TV_IPA_HSA): New.
14274 * hsa-brig-format.h: New file.
14275 * hsa-brig.c: New file.
14276 * hsa-dump.c: Likewise.
14277 * hsa-gen.c: Likewise.
14280 * toplev.c (compile_file): Call hsa_output_brig.
14281 * hsa-regalloc.c: New file.
14283 2016-01-18 Jeff Law <law@redhat.com>
14285 PR tree-optimization/69320
14286 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
14287 ranged object, do nothing if the RHS constant is not [0..1].
14288 (optimize_stmt): Comparing a boolean ranged object against a
14289 constant outside [0..1] results in a compile-time constant.
14291 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
14294 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
14296 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14297 (Option Summary): Update to reflect new section and moved options.
14298 (C++ Dialect Options): Move -fstats to new section.
14299 (Debugging Options): Move all dump, statistics, and other GCC
14300 developer options to new section. Rewrite section introduction
14301 and re-order remaining options to put the more basic ones first.
14302 (Optimization Options): Move -fira-verbose and -flto-report* to
14304 (Developer Options): New section incorporating moved options.
14305 * doc/cppopts.texi (-dM): Update cross-reference.
14307 2016-01-18 Richard Henderson <rth@redhat.com>
14310 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
14311 operands to pseudo only if CSE is expected. Split long immediate
14312 operands only after reload, and for the stack pointer.
14313 (*add<GPI>3_pluslong): Remove.
14314 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
14315 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
14316 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
14317 (*add<GPI>3 peepholes): New.
14318 (*add<GPI>3 splitters): New.
14319 * config/aarch64/constraints.md (Upl): New.
14320 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
14322 2016-01-18 Richard Biener <rguenther@suse.de>
14324 PR tree-optimization/69297
14325 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
14327 (vect_bb_vectorization_profitable_p): Clear visited flag again.
14329 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14331 PR middle-end/68542
14332 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
14333 of mixind vector and scalar types.
14334 (fold_relational_const): Add handling of vector
14335 comparison with boolean result.
14336 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
14337 comparison of vector operands with boolean result for EQ/NE only.
14338 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
14339 (verify_gimple_cond): Likewise.
14340 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
14343 2016-01-18 Joseph Myers <joseph@codesourcery.com>
14345 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
14348 2016-01-18 Richard Biener <rguenther@suse.de>
14350 PR middle-end/69308
14351 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
14353 2016-01-18 Tom de Vries <tom@codesourcery.com>
14355 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
14357 2016-01-18 Tom de Vries <tom@codesourcery.com>
14359 * omp-low.c (set_oacc_fn_attrib): Make extern.
14360 * omp-low.h (set_oacc_fn_attrib): Declare.
14361 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
14362 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
14363 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
14364 Add and handle function parameter oacc_kernels_p.
14365 (find_reduc_addr, get_omp_data_i_param): New function.
14366 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
14367 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
14368 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
14369 Calculate dominance info. Skip loops that are not in a kernels region
14370 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
14371 (pass_parallelize_loops::execute): Call parallelize_loops with
14372 oacc_kernels_p argument.
14373 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
14374 New member function.
14375 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
14376 * passes.def: Add argument to pass_parallelize_loops instantation.
14378 2016-01-18 Tom de Vries <tom@codesourcery.com>
14380 * tree-parloops.c (pass_parallelize_loops::execute): Allow
14381 pass_parallelize_loops to be run outside the loop pipeline.
14383 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14385 * tree-scalar-evolution.c (follow_copies_to_constant): New.
14386 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
14388 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14391 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
14392 using get_ref_base_and_extent.
14393 (equal_mem_array_ref_p): New.
14394 (hashable_expr_equal_p): Add call to previous.
14396 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14399 * tree-sra.c (disqualified_constants, constant_decl_p): New.
14400 (sra_initialize): Allocate disqualified_constants.
14401 (sra_deinitialize): Free disqualified_constants.
14402 (disqualify_candidate): Update disqualified_constants when appropriate.
14403 (create_access): Scan for constant-pool entries as we go along.
14404 (scalarizable_type_p): Add check against type_contains_placeholder_p.
14405 (maybe_add_sra_candidate): Allow constant-pool entries.
14406 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
14407 (initialize_constant_pool_replacements): New.
14408 (sra_modify_assign): Avoid mangling assignments created by previous,
14409 and don't generate writes into constant pool.
14410 (sra_modify_function_body): Call initialize_constant_pool_replacements.
14412 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
14414 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
14415 andnot instruction.
14416 (scalar_chain::convert_op): Likewise.
14417 * config/i386/i386.md (*andndi3_doubleword): New.
14419 2016-01-18 Richard Biener <rguenther@suse.de>
14421 PR tree-optimization/69170
14422 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
14423 building a vector from scalar results of a pattern stmt.
14425 2016-01-18 Jakub Jelinek <jakub@redhat.com>
14427 * haifa-sched.c (autopref_multipass_init): Work around
14428 -Wmaybe-uninitialized warning.
14430 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
14432 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
14433 against the constant 0.
14435 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14437 PR tree-optimization/68799
14438 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
14439 look up phi candidates in the statement-candidate map.
14440 (phi_add_costs): Likewise.
14441 (record_phi_increments): Likewise.
14442 (phi_incr_cost): Likewise.
14443 (ncd_with_phi): Likewise.
14444 (all_phi_incrs_profitable): Likewise.
14446 2016-01-17 Jakub Jelinek <jakub@redhat.com>
14448 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
14449 -Wmaybe-uninitialized warning.
14451 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
14453 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14454 (Option Summary): Update to reflect new section and moved options.
14455 (C++ Dialect Options): Move -fvtable-verify and related options.
14456 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
14457 and profiling-related options.
14458 (Optimization Options): Move profile generation options and
14459 -fstack-protector and related options.
14460 (Instrumentation Options): New section incorporating moved options.
14461 (Code Generation Options): Move -finstrument-functions and
14462 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
14464 2016-01-16 Tom de Vries <tom@codesourcery.com>
14466 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
14468 2016-01-16 Tom de Vries <tom@codesourcery.com>
14470 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
14472 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
14474 * hash-table.h (hash_table::empty): Turn into an inline wrapper
14475 that checks whether the table is already empty. Rename the
14476 original implementation to...
14477 (hash_table::empty_slot): ...this new private function.
14479 2016-01-15 David Malcolm <dmalcolm@redhat.com>
14481 PR diagnostic/68899
14482 * diagnostic-show-locus.c (layout::print_source_line): Move x
14483 offset of line until after call to
14484 get_line_width_without_trailing_whitespace.
14486 2016-01-15 Jeff Law <law@redhat.com>
14488 PR tree-optimization/69270
14489 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
14490 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
14491 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
14492 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
14493 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14494 ssa_name_has_boolean_range and constant_boolean_node.
14496 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
14498 PR rtl-optimization/69030
14499 * lra-spills.c (remove_pseudos): Check nrefs and make the function
14501 (spill_pseudos): Delete debug insn for dead pseudo.
14502 (lra_spill): Initiate spill_hard_reg and slots memory separately.
14504 2016-01-15 Jiong Wang <jiong.wang@arm.com>
14506 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
14508 (TYPES_UNOPUS): Likewise.
14509 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
14510 builtin type, from UNOP to UNOPUS.
14511 (lbtruncuv4sf): Likewise.
14512 (lbtruncuv2df): Likewise.
14513 (lrounduv2sf): Likewise.
14514 (lrounduv4sf): Likewise.
14515 (lrounduv2df): Likewise.
14516 (lroundusf): Likewise.
14517 (lroundusf): Likewise.
14518 (lceiluv2sf): Likewise.
14519 (lceiluv4sf): Likewise.
14520 (lceiluv2df): Likewise.
14521 (lceilusf): Likewise.
14522 (lceiludf): Likewise.
14523 (lflooruv2sf): Likewise.
14524 (lflooruv4sf): Likewise.
14525 (lflooruv2df): Likewise.
14526 (lfloorusf): Likewise.
14527 (lfloorudf): Likewise.
14528 (lfrintnuv2sf): Likewise.
14529 (lfrintnuv4sf): Likewise.
14530 (lfrintnuv2df): Likewise.
14531 (lfrintnusf): Likewise.
14532 (lfrintnudf): Likewise.
14533 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
14535 (vcvtq_u32_f32): Likewise.
14536 (vcvtq_u64_f64): Likewise.
14537 (vcvta_u32_f32): Likewise.
14538 (vcvtaq_u32_f32): Likewise.
14539 (vcvtaq_u64_f64): Likewise.
14540 (vcvtm_u32_f32): Likewise.
14541 (vcvtmq_u32_f32): Likewise.
14542 (vcvtmq_u64_f64): Likewise.
14543 (vcvtn_u32_f32): Likwise.
14544 (vcvtnq_u32_f32): Likewise.
14545 (vcvtnq_u64_f64): Likewise.
14546 (vcvtp_u32_f32): Likewise.
14547 (vcvtpq_u32_f32): Likewise.
14548 (vcvtpq_u64_f64): Likewise.
14549 (vcvtmd_u64_f64): Likewise.
14550 (vcvtms_u32_f32): Likewise.
14551 (vcvtad_u64_f64): Likewise.
14552 (vcvtas_u32_f32): Likewise.
14553 (vcvtnd_u64_f64): Likewise.
14554 (vcvtns_u32_f32): Likewise.
14555 (vcvtpd_u64_f64): Likewise.
14556 (vcvtps_u32_f32): Likewise.
14558 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14560 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
14561 CSEL of zero_extended registers.
14563 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14565 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
14566 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
14568 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14570 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
14571 false when argument string is not found in the attributes table
14574 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
14577 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
14578 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
14579 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
14580 precision estimate.
14582 2016-01-15 Richard Biener <rguenther@suse.de>
14584 PR tree-optimization/66856
14585 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
14586 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
14587 (vect_create_new_slp_node): Increment stmt reference count.
14588 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
14589 an SLP tree before swapping operands.
14590 (vect_build_slp_tree): Likewise.
14591 (destroy_bb_vec_info): Free stmt info after SLP instances.
14592 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
14593 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
14594 (STMT_VINFO_NUM_SLP_USES): New macro.
14596 2016-01-15 Richard Biener <rguenther@suse.de>
14599 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
14600 (add_linkage_name): ... here.
14601 (gen_typedef_die): Use add_linkage_name_raw instead of
14602 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
14605 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
14607 * gimplify.c (oacc_default_clause): Decode reference and pointer
14608 types for both kernels and parallel regions.
14610 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
14612 PR middle-end/69246
14613 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
14615 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14617 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
14618 (convert_scalars_to_vector): Likewise.
14620 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
14622 * doc/extend.texi (Type Traits): Fix grammar.
14624 2016-01-15 Martin Jambor <mjambor@suse.cz>
14626 * tree-inline.c (remap_decl): Use existing dclarations if
14627 remapping a type and prevent_decl_creation_for_types.
14628 (replace_locals_stmt): Do an initial remapping of non-VLA typed
14629 decls first. Do real remapping with
14630 prevent_decl_creation_for_types set.
14631 * tree-inline.h (copy_body_data): New field
14632 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
14635 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14637 * config/s390/s390.opt (mmvcle): More verbose help text.
14639 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14641 * config/s390/s390.opt: Add period to -mzvector option text.
14643 2016-01-15 Richard Biener <rguenther@suse.de>
14645 PR tree-optimization/68961
14646 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
14647 of invariants in stores again.
14649 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
14651 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
14653 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14655 * config/i386/i386.c (ix86_expand_branch): Don't split
14656 DI mode xor instruction to SI mode.
14658 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14661 * ipa-icf.c (sem_function::merge): Virtual functions may become
14662 reachable even if they address is not taken and there are no
14665 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14667 * lto-streamer-out.c (subtract_estimated_size): New function.
14668 (get_symbol_initial_value): Use it.
14670 2016-01-15 Christian Bruel <christian.bruel@st.com>
14673 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
14674 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
14675 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
14676 use add_builtin_function_ext_scope instead of add_builtin_function.
14677 (neon_set_p, neon_crypto_set_p): Remove.
14678 (arm_init_builtins): Always call arm_init_neon_builtins and
14679 arm_init_crypto_builtins.
14680 (arm_expand_builtin): Check that builtins are allowed for the arch.
14681 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
14682 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
14683 arm_init_neon_builtins call.
14685 2016-01-15 Richard Biener <rguenther@suse.de>
14687 PR tree-optimization/69117
14688 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
14689 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
14690 of the leader conservatively.
14691 (free_scc_vn): Restore original SSA name infos.
14693 2016-01-14 Jeff Law <law@redhat.com>
14695 PR tree-optimization/69270
14696 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
14697 single bit of precision, verify it's also unsigned.
14698 (record_edge_info): Use constant_boolean_node rather than fold_convert
14699 to convert boolean_true/boolean_false to the right type.
14701 2016-01-14 Richard Henderson <rth@redhat.com>
14704 * loop-doloop.c (record_reg_sets): New.
14705 (doloop_optimize): Reject the transform if the sequence
14706 clobbers registers live at the end of the loop block.
14707 (doloop_optimize_loops): Enable df_live if needed.
14709 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14711 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
14712 * config/rs6000/rs6000.c: Likewise.
14713 * config/rs6000/rs6000.h: Likewise.
14714 * config/rs6000/rs6000.md: Likewise.
14715 * doc/extend.texi: Likewsie.
14717 2016-01-14 Jeff Law <law@redhat.com>
14719 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
14722 2016-01-14 Richard Henderson <rth@redhat.com>
14726 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
14727 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
14728 instead of builtin_decl_declared_p to test for declaration.
14730 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
14732 * doc/loop.texi (Loop Analysis and Representation): Document
14733 loop_depth function.
14735 2016-01-14 Tom de Vries <tom@codesourcery.com>
14737 PR tree-optimization/68773
14738 * omp-low.c (expand_omp_target): Don't set force_output.
14739 * varpool.c (varpool_node::get_create): Same.
14740 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
14741 offload_funcs with force_output.
14743 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14746 * lra-eliminations.c (move_plus_up): Don't change anything if either
14747 the outer or inner subreg mode is not MODE_INT.
14748 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
14749 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
14751 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14753 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
14754 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
14755 reduc_uplus_@var{m}): Remove.
14756 * expr.c (expand_expr_real_2): Remove expansion path for
14757 reduc_[us](min|max|plus) optabs.
14758 * optabs-tree.c (scalar_reduc_to_vector): Remove.
14759 * optabs-tree.h (scalar_reduc_to_vector): Remove.
14760 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
14761 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
14762 * tree-vect-loop.c (vectorizable_reduction): Remove test for
14763 reduc_[us](min|max|plus) optabs.
14765 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14767 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
14768 (reduc_plus_scal_v2sf): New.
14769 (reduc_smax_v2sf): Rename to...
14770 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
14771 (reduc_smin_v2sf): Rename to...
14772 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
14774 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
14776 * alias.c (compare_base_symbol_refs): New function.
14777 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
14780 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14782 PR middle-end/68146
14783 PR tree-optimization/69155
14784 * tree-complex.c: Include cfganal.h.
14785 (phis_to_revisit): New variable.
14786 (extract_component): Add phiarg_p argument. Assert that returned
14787 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
14788 (update_phi_components): Partly rewrite to use loop over real/imag
14789 components instead of code duplication. If extract_component returns
14790 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
14791 create_tmp_reg into the PHI node instead, and mention the phi triplet
14792 in phis_to_revisit.
14793 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
14794 in phis_to_revisit at the end.
14796 2016-01-14 Richard Biener <rguenther@suse.de>
14798 PR tree-optimization/68060
14799 * tree-vect-loop.c (vect_is_simple_reduction): Check the
14800 outer loop reduction is only used in the inner loop before
14801 detecting a double reduction.
14803 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14806 * combine.c (expand_field_assignment): Punt if compute_mode is
14807 unsupported scalar mode.
14809 2016-01-14 Richard Biener <rguenther@suse.de>
14811 PR tree-optimization/66856
14812 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
14813 SLP node only if it built successfully.
14814 (vect_analyze_slp_instance): Adjust.
14816 2016-01-14 Jeff Law <law@redhat.com>
14818 PR tree-optimization/69270
14819 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
14820 (record_edge_info): Use it. Convert boolean_{true,false}_node
14821 to the type of op0.
14823 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
14826 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
14827 use block_ultimate_origin
14828 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
14830 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
14832 * doc/invoke.texi (Submodel Options): Rename section to
14833 "Machine-Dependent Options" to better reflect its content.
14834 Rewrite introductory text to remove archaic CPU names.
14837 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
14839 * doc/invoke.texi (Code Gen Options): Move section up in file,
14840 before target-specific options. Update menu and option summary
14841 to reflect the new section ordering.
14843 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
14845 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
14846 (C++ Dialect Options): Add cross-reference to -std option.
14847 * doc/standards.texi (C++ Language): Document C++14 support.
14849 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
14851 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
14852 for pack/unpack functions for __ibm128.
14853 (PACK_IF): Likewise.
14854 (UNPACK_IF): Likewise.
14856 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
14857 support for __ibm128 pack/unpack functions.
14858 (rs6000_invalid_builtin): Likewise.
14859 (rs6000_init_builtins): Likewise.
14860 (rs6000_opt_masks): Likewise.
14862 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
14863 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
14865 (RS6000_BTM_COMMON): Likewise.
14867 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
14868 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
14869 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
14870 128-bit floating point. Add support for the double values to be
14871 in Altivec registers for TF/IF packing and unpacking, but restrict
14872 TD packing sub-fields to be FPR registers. Don't allow overlapped
14873 register support for packing. Allow pack inputs to be memory
14874 locations. Don't build generator functions for unpack<mode>_dm
14875 and unpack<mode>_nodm.
14876 (unpack<mode>_dm): Likewise.
14877 (unpack<mode>_nodm): Likewise.
14878 (pack<mode>): Likewise.
14880 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
14881 built-in functions to pack/unpack explicit __ibm128 values.
14882 (__builtin_unpack_ibm128): Likewise.
14884 * doc/extend.texi (PowerPC Built-in Functions): Document
14885 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
14887 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
14890 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
14891 Add new arg loc and pass it down as context.
14892 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
14893 to the location to use for the warning.
14894 (check_function_arguments): New arg loc. All callers changed. Pass
14895 it to check_function_nonnull.
14896 * c-common.h (check_function_arguments): Adjust declaration.
14898 2016-01-13 Jakub Jelinek <jakub@redhat.com>
14900 PR tree-optimization/69156
14901 * gimple.c (validate_type): Removed.
14902 (gimple_builtin_call_types_compatible_p): Use
14903 useless_type_conversion_p instead of validate_type.
14904 * value-prof.c (gimple_stringop_fixed_value): Fold
14905 icall_size to correct type.
14907 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
14909 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
14912 2016-01-13 Richard Henderson <rth@redhat.com>
14915 * target.def (builtin_tm_load, builtin_tm_store): Remove.
14916 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
14917 (ix86_builtin_tm_store): Remove.
14918 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
14919 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
14920 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
14921 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
14922 * doc/tm.texi: Rebuild.
14924 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
14925 (BUILT_IN_TM_MEMCPY_RTWN): New.
14926 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
14927 fallback from vector to integer helpers.
14928 (build_tm_load): Handle vector types directly, instead of
14930 (build_tm_store): Likewise.
14931 (expand_assign_tm): Prepare for register types not handled by
14932 the above. Copy them to memory and use memcpy.
14933 * tree.c (tm_define_builtin): New.
14934 (find_tm_vector_type): New.
14935 (build_tm_vector_builtins): New.
14936 (build_common_builtin_nodes): Call it.
14938 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
14940 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
14941 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
14943 2016-01-13 Tom de Vries <tom@codesourcery.com>
14945 PR tree-optimization/69169
14946 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
14947 handled_struct_type param.
14948 (create_variable_info_for, intra_create_variable_infos): Call
14949 create_variable_info_for_1 with extra arg.
14951 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
14953 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
14954 and "armv8.1-a+crc" entries.
14956 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
14959 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
14960 Change first operand predicate from register_or_constm1_operand
14961 to register_operand.
14962 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
14963 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
14964 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
14965 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
14966 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
14967 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
14968 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
14969 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
14970 comparison with constm1_rtx from vec_prefetch_gen part.
14972 2016-01-13 Richard Biener <rguenther@suse.de>
14974 PR tree-optimization/69013
14975 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
14976 Exchange assert for a test.
14978 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14981 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
14983 2016-01-13 Richard Biener <rguenther@suse.de>
14985 PR tree-optimization/69242
14986 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
14987 assert with a check.
14989 2016-01-13 Richard Biener <rguenther@suse.de>
14991 PR tree-optimization/69186
14992 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14993 Properly guard vect_update_misalignment_for_peel call.
14995 2016-01-12 Jeff Law <law@redhat.com>
14997 PR tree-optimization/pr67755
14998 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
14999 "need_profile_correction".
15000 (thread_block_1): Initialize new field to false by default. If we
15001 have multiple thread paths through a common joiner to different
15002 final targets, then set new field to true.
15003 (compute_path_counts): Only do count adjustment when it's really
15006 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15008 * doc/invoke.texi (Spec Files): Move section down in file, past
15009 all command-line option descriptions.
15011 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15013 PR middle-end/54809
15014 * doc/gty.texi: Remove documentation of mark_hook.
15015 * gengtype.c (struct write_types_data): Remove code to support
15016 mark_hook attribute.
15017 (walk_type): Likewise.
15018 (write_func_for_structure): Likewise.
15020 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15022 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15023 Directory Options, and -specs= to Overall Options.
15024 (Overall Options): Adjust similarly. Reorder to group related
15025 options together. Make -specs= cross-reference the spec file details.
15026 (Directory Options): Adjust similarly.
15028 2016-01-12 Jeff Law <law@redhat.com>
15030 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15032 2016-01-12 Olivier Hainque <hainque@adacore.com>
15034 * gcc.c (spec_undefvar_allowed): New global.
15035 (process_command): Set to true when running for --version or --help,
15037 (getenv_spec_function): When the variable is not defined, use the
15038 variable name as the variable value if we're allowed not to issue
15041 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15043 PR tree-optimization/68911
15044 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15045 information computed for expression "init + nit * step".
15047 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15049 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15050 about name of GCC executable. Remove deleted node from menu.
15051 (Directory Options) <-B>: Remove cross-reference to deleted node.
15052 (Target Options): Delete section.
15054 2016-01-12 Christian Bruel <christian.bruel@st.com>
15057 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15058 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15060 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15063 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15064 aligned_mem is properly set for AVX512-VL floating point masked
15068 * ifcvt.c (cond_exec_process_if_block): When removing the last
15069 insn from then_bb, remove also any possible barriers that follow it.
15071 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15075 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15076 (PTRDIFF_TYPE): Likewise.
15077 (WCHAR_TYPE): Likewise.
15078 (WCHAR_TYPE_SIZE): Likewise.
15079 (STDINT_LONG32): Likewise.
15081 2016-01-12 Richard Biener <rguenther@suse.de>
15083 PR tree-optimization/69053
15084 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15085 convert initial value for cond reductions.
15087 2016-01-12 Richard Biener <rguenther@suse.de>
15089 PR tree-optimization/69007
15090 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15091 widen_sum after dot_prod and sad.
15093 2016-01-12 Richard Biener <rguenther@suse.de>
15095 PR tree-optimization/69168
15096 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15097 pattern stmt SLP type.
15098 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15099 end up unused so cope with that case.
15101 2016-01-12 Richard Biener <rguenther@suse.de>
15103 PR tree-optimization/69157
15104 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15105 stmts def type only during analyze phase.
15106 (vectorizable_call): Likewise.
15107 (vectorizable_simd_clone_call): Likewise.
15108 (vectorizable_conversion): Likewise.
15109 (vectorizable_assignment): Likewise.
15110 (vectorizable_shift): Likewise.
15111 (vectorizable_operation): Likewise.
15112 (vectorizable_store): Likewise.
15113 (vectorizable_load): Likewise.
15115 2016-01-12 Richard Biener <rguenther@suse.de>
15117 PR tree-optimization/69174
15118 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15120 (vectorizable_load): Properly compute the number of loads needed
15121 for permuted strided SLP loads and do not spuriously assign
15122 to SLP_TREE_VEC_STMTS.
15124 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15126 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15127 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15128 (MD_EXEC_PREFIX): Remove.
15129 (MD_STARTFILE_PREFIX) Removee.
15130 (FILE_NAME_ABSOLUTE_P): Remove.
15131 (CPP_SPEC): Do not read macros from sys/version.h.
15132 (LINK_COMMAND_SPEC): Remove.
15133 (LOCAL_INCLUDE_DIR): Remove.
15134 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15135 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15136 (POST_LINK_SPEC): Define to invoke stubify after linker
15137 (LIBSTDCXX): Remove define
15138 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15139 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15140 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15141 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15142 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15143 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15144 (i386_djgpp_asm_named_section): Add propotype of new procedure
15146 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15147 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15148 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15149 in config/i386/djgpp.h).
15150 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15151 STANDARD_STARTFILE_PREFIX_1.
15152 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15153 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15154 installation errors.
15155 (MAX_OFILE_ALIGNMENT): Define to 128.
15156 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15158 * config/i386/djgpp.c: New file. Add implementation of
15159 i386_djgpp_asm_named_section.
15161 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15163 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15164 Add rule for building djgpp.o.
15166 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15168 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15169 (rtx_is_swappable_p): Reductions are swappable.
15170 (insn_is_swappable_p): V2DF reductions are swappable.
15172 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15174 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15175 reloads for other unsupported memory operands.
15177 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15178 Jim Wilson <jim.wilson@linaro.org>
15181 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15182 copy_to_mode_reg instead of force_reg.
15184 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15187 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15188 TARGET_80387 is true.
15190 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15193 * lra-eliminations.c (move_plus_up): Only move plus up
15194 if subreg of the constant can be simplified into constant
15195 and use the simplified subreg of the constant instead of
15196 the original constant.
15198 * fold-const.c (fold_convertible_p): Don't return true
15199 for conversion of VECTOR_TYPE to same sized integral type.
15200 (fold_convert_loc): Fix up formatting. Fold conversion of
15201 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15202 instead of NOP_EXPR.
15204 PR tree-optimization/69214
15205 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15206 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15209 PR tree-optimization/69207
15210 * tree-vect-slp.c (vect_get_constant_vectors): For
15211 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15212 fold_convertible_p to vector_type's element type, and always
15213 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15215 2016-01-11 Richard Biener <rguenther@suse.de>
15217 PR tree-optimization/69173
15218 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15219 fixup the cycle if all stmts are in a pattern.
15221 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15223 PR middle-end/68999
15224 * alias.c (base_alias_check): Move check for addresses with
15225 alignment ANDs before the call for compare_base_decls.
15226 (memrefs_conflict_p): Return -1 for different decls
15227 that went through alignment adjustments.
15229 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15231 PR rtl-optimization/68796
15232 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15233 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15234 and QImode comparisons against zero with CC_NZmode.
15235 * config/aarch64/iterators.md (short_mask): New mode_attr.
15237 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15239 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15240 (<avx512>_store<mode>_mask): Likewise.
15242 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15243 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15245 PR rtl-optimization/68841
15246 * ifcvt.c (struct noce_if_info): Add orig_x field.
15247 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15248 Don't record conflicts on to_rename if it's present.
15249 Allow memory destinations in sets.
15250 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15251 blocks, passing orig_x to the checks.
15252 (noce_process_if_block): Set if_info->orig_x appropriately.
15254 2016-01-11 Tom de Vries <tom@codesourcery.com>
15256 PR tree-optimization/69069
15257 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15259 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15261 PR rtl-optimization/68920
15262 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15263 of conditional moves for RTL if-conversion to 1 for
15264 TARGET_ONE_IF_CONV_INSN.
15265 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15266 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15267 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15268 parameter to restirct number of conditional moves for
15270 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
15271 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
15274 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
15277 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
15278 onepart vars. Fix typo in comment. Fix reversed condition in
15280 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
15283 * var-tracking.c (dump_onepart_variable_differences): New.
15284 (dataflow_set_different): If a detailed dump is requested,
15285 delay early returns and dump differences between onepart
15286 variables present before and after, and added variables.
15288 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15291 * expr.c (expand_expr_real_1): For boolean vector constants
15292 with a scalar mode use const_scalar_mask_from_tree.
15293 (const_scalar_mask_from_tree): New.
15294 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
15295 assigned to a mask type to handle constants.
15297 2016-01-11 Martin Jambor <mjambor@suse.cz>
15300 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
15301 useless parameters if we cannot change function signature.
15303 2016-01-11 Martin Jambor <mjambor@suse.cz>
15306 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
15309 2016-01-11 Tom de Vries <tom@codesourcery.com>
15311 PR tree-optimization/69109
15312 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
15315 2016-01-11 Tom de Vries <tom@codesourcery.com>
15317 PR tree-optimization/69108
15318 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
15319 res is not used in a phi.
15321 2016-01-11 Yury Gribov <y.gribov@samsung.com>
15324 * common.opt (frandom-seed): Fix parameter name.
15325 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
15327 2016-01-11 Tom de Vries <tom@codesourcery.com>
15329 PR tree-optimization/69058
15330 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
15333 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
15335 * config/arc/arc.opt (mdiv-rem): Add period to the end.
15336 (mcode-density): Likewise.
15338 2016-01-10 Tom de Vries <tom@codesourcery.com>
15340 PR tree-optimization/69062
15341 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
15342 (parallelize_loops): Don't paralelize loop that has phi with address
15345 2016-01-10 Tom de Vries <tom@codesourcery.com>
15347 PR tree-optimization/69039
15348 * tree-parloops.c (try_create_reduction_list): Only allow single exit
15351 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
15353 PR middle-end/68743
15354 * match.pd: Require target has function_c99_misc before doing
15355 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
15357 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
15359 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
15361 * configure: Regenerate.
15363 2016-01-09 Jakub Jelinek <jakub@redhat.com>
15365 PR middle-end/50865
15366 PR tree-optimization/69097
15367 * fold-const.h (expr_not_equal_to): New prototype.
15368 * fold-const.c: Include stringpool.h and tree-ssanames.h.
15369 (expr_not_equal_to): New function.
15370 * match.pd (X % -Y is the same as X % Y): Don't optimize
15371 unless X is known not to be equal to minimum or Y is known
15372 not to be equal to -1.
15373 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
15374 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
15375 (simplify_stmt_using_ranges): Adjust caller.
15376 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
15377 substitute_and_fold.
15379 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
15381 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
15384 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15386 PR tree-optimization/69167
15387 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
15388 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
15390 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
15392 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15393 Richard Biener <rguenther@suse.de>
15395 PR tree-optimization/68707
15396 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
15397 instances that can be handled via vect_load_lanes.
15399 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
15401 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
15402 if we can't determine address equivalence.
15403 * alias.c (compare_base_decl): Update for changed return value of
15404 symtab_node::equal_address_to.
15406 2016-01-08 Jason Merrill <jason@redhat.com>
15410 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
15411 * expr.c (store_field): Not here.
15412 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
15413 call with TREE_ADDRESSABLE type.
15414 * tree-cfg.c (verify_gimple_call): Adjust.
15416 2016-01-08 Olivier Hainque <hainque@adacore.com>
15418 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
15421 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15423 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
15424 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
15425 (reduc_smin_v2sf): Rename to...
15426 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
15427 (reduc_splus_v2sf): Rename to...
15428 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
15430 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15432 PR tree-optimization/69162
15433 * gimplify.c (gimplify_va_arg_expr): Encode original type of
15434 valist argument in another argument.
15435 (gimplify_modify_expr): Adjust for the above change. Cleanup.
15436 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
15437 to determine the va_list type, build a MEM_REF instead of
15438 build_fold_indirect_ref.
15440 PR tree-optimization/69172
15441 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
15444 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
15446 PR tree-optimization/67781
15447 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
15448 and cmpnop in two steps: first the ones not accessed in original
15449 gimple expression in a endian independent way and then the ones not
15450 accessed in the final result in an endian-specific way.
15452 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15454 PR tree-optimization/69083
15455 * tree-vect-slp.c (vect_get_constant_vectors): For
15456 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
15457 element type. If op is fold_convertible_p to vector_type's element
15458 type, use NOP_EXPR instead of VCE.
15460 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
15462 PR rtl-optimization/67778
15463 PR rtl-optimization/68634
15464 PR rtl-optimization/68909
15465 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
15466 block from the stack until done with it. Remove a superfluous
15467 bitmap set. Remove a superfluous bitmap test.
15469 2016-01-07 Martin Sebor <msebor@redhat.com>
15472 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
15473 constraint on the type of arguments.
15475 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
15477 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
15478 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
15479 unaligned_access on the gcc_options set.
15480 * config/arm/arm.c (arm_option_override_internal): Use
15481 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
15483 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15486 * config/i386/i386.c (ix86_frame_pointer_required): Enable
15487 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
15489 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15492 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15495 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15496 depending on frame_pointer_needed before remaining integer and SSE
15497 registers are saved.
15499 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
15502 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
15504 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
15507 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
15508 Use the "xBm" constraint.
15509 (float<sseintvecmodelower><mode>2<mask_name><round_name):
15511 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
15512 (sse_cvtsi2ssq<round_name>): Likewise.
15513 (sse_cvtss2si<round_name>): Likewise.
15514 (sse_cvtss2siq<round_name>): Likewise.
15515 (sse2_cvtsi2sdq<round_name>): Likewise.
15516 (sse2_cvtsd2si<round_name>): Likewise.
15517 (sse2_cvtsd2siq<round_name>): Likewise.
15518 * config/i386/subst.md (round_nimm_scalar_predicate): New
15521 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
15523 PR middle-end/67639
15524 * varasm.c (make_decl_rtl): Mark invalid register vars as
15527 PR rtl-optimization/66206
15528 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
15529 All callers changed.
15531 2016-01-07 Jakub Jelinek <jakub@redhat.com>
15533 PR tree-optimization/69141
15534 * tree-ssa-pre.c: Include langhooks.h.
15535 (eliminate_dom_walker::before_dom_children): Use
15536 lang_hooks.decl_printable_name instead of
15537 cgraph_node::get ()->name ().
15539 PR middle-end/68960
15540 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
15541 it and DECL_ALIGN too.
15543 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
15545 * config/mips/mips-ftypes.def: Sort to lexicographical order.
15547 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15550 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15551 depending on frame_pointer_needed before remaining integer and SSE
15552 registers are saved.
15554 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15556 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
15557 mode iterator with VSX_M2.
15558 (*p9_vecstore_<mode>): Likewise.
15559 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
15560 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
15561 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
15562 (define_split for VSX_LE128 stores): Likewise.
15563 (define_peephole2 for TImode LE swaps): Likewise.
15564 (define_split for VSX_LE128 post-reload stores): Likewise.
15566 2016-01-06 Marek Polacek <polacek@redhat.com>
15569 * convert.c (convert_to_integer_1): Adjust call to
15570 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
15571 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
15572 EXPR instead of ARG.
15573 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
15575 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15578 * doc/extend.texi (RL78 Variable Attributes): New section.
15580 2016-01-05 Marek Polacek <polacek@redhat.com>
15583 * builtins.c (get_memmodel): Use expansion point location rather than
15584 the input location. Call warning_at rather than warning.
15585 (expand_builtin_atomic_compare_exchange): Likewise.
15586 (expand_builtin_atomic_load): Likewise.
15587 (expand_builtin_atomic_store): Likewise.
15588 (expand_builtin_atomic_clear): Likewise.
15590 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15593 * config/i386/i386.c (ix86_expand_vector_logical_operator):
15594 Replace nonimmediate_operand with vector_operand.
15595 * config/i386/predicates.md (vector_operand): New predicate.
15596 (general_vector_operand): Replace nonimmediate_operand with
15598 * config/i386/sse.md: Replace nonimmediate_operand with
15599 vector_operand and m constraint with Bm constraint on SSE
15600 patterns with 16-byte memory operand.
15601 * config/i386/subst.md (round_nimm_predicate): Replace
15602 nonimmediate_operand with vector_operand.
15603 (round_saeonly_nimm_predicate): Likewise.
15604 (round_saeonly_nimm_scalar_predicate): New.
15606 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15609 * config/i386/constraints.md (Bm): New constraint.
15610 * config/i386/predicates.md (vector_memory_operand): New
15612 * config/i386/sse.md: Replace xm with xBm in plusminus and
15613 any_logic patterns.
15615 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15618 * doc/extend.texi (V850 Function Attributes): New section.
15619 (V850 Variable Attributes): New section.
15621 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15624 * doc/extend.texi (MicroBlaze Function Attributes): Document
15625 interrupt_handler and fast_interrupt attributes.
15627 2016-01-05 Sergei Trofimovich <siarheit@google.com>
15630 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
15631 for local symbolic operands.
15632 * config/ia64/predicates.md (local_symbolic_operand64): New
15635 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15637 PR rtl-optimization/68651
15638 * combine.c (combine_simplify_rtx): Canonicalize x + x into
15641 2016-01-05 Nathan Sidwell <nathan@acm.org>
15643 * alias.c (compare_base_decls): Use symtab_node::get.
15645 2016-01-05 Nick Clifton <nickc@redhat.com>
15648 * ira-costs.c (copy_cost): Initialise the t_icode field of the
15649 secondary_reload_info structure.
15652 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
15653 decls if weak support is available.
15655 2016-01-04 Martin Sebor <msebor@redhat.com>
15657 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
15659 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15661 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15662 OPTION_MASK_P9_DFORM.
15664 * config/rs6000/constraints.md (wo constraint): New constraint for
15667 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
15669 (rs6000_init_hard_regno_mode_ok): Likewise.
15671 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
15674 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
15675 expanders not to have constraints. Add support for ISA 3.0 xxperm
15676 instruction. Add support for fusing xxlor with xxperm.
15677 (altivec_vperm_<mode>_internal): Likewise.
15678 (altivec_vperm_v8hiv16qi): Likewise.
15679 (altivec_vperm_<mode>v16q): Likewise.
15680 (altivec_vperm_<mode>_uns): Likewise.
15681 (vperm_v8hiv4si): Likewise.
15682 (vperm_v16qiv8hi): Likewise.
15684 * doc/md.texi (RS/6000 constraints): Document wo constraint.
15686 2016-01-04 Jakub Jelinek <jakub@redhat.com>
15688 Update copyright years.
15690 * gcc.c (process_command): Update copyright notice dates.
15691 * gcov-dump.c (print_version): Ditto.
15692 * gcov.c (print_version): Ditto.
15693 * gcov-tool.c (print_version): Ditto.
15694 * gengtype.c (create_file): Ditto.
15695 * doc/cpp.texi: Bump @copying's copyright year.
15696 * doc/cppinternals.texi: Ditto.
15697 * doc/gcc.texi: Ditto.
15698 * doc/gccint.texi: Ditto.
15699 * doc/gcov.texi: Ditto.
15700 * doc/install.texi: Ditto.
15701 * doc/invoke.texi: Ditto.
15703 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15705 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
15706 modes larger than TImode as TImode if NEON is not enabled.
15708 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15711 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
15712 mode for %f0-%f31 only if TARGET_FPU.
15714 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15717 * config/sparc/sparc.c (scan_record_type): Take into account subfields
15718 to compute the PACKED_P predicate.
15719 (function_arg_record_value): Minor tweaks.
15721 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15723 * doc/install.texi (--with-multilib-list): Describe the meaning of the
15724 option for arm*-*-* targets.
15726 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
15728 * doc/extend.texi (Common Function Attributes): Move docs for
15729 MSP430-specific attributes to....
15730 (MSP430 Function Attributes): ...here. Delete the redundant
15731 entries and copy-edit the remaining text.
15732 (MSP430 Variable Attributes): Use uniform format for index
15733 entries and add a cross-reference to the corresponding function
15736 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
15738 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
15740 (x86 Options): Likewise.
15742 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15746 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
15747 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
15748 to corresponding attribute.
15750 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15752 * doc/extend.texi (Common Function Attributes) <noplt>: Move
15753 to correct alphabetization of table. Copy-edit and correct
15755 <stack_protect>: Likewise.
15756 <target_clones>: Likewise.
15758 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
15759 Correct punctuation.
15760 (Code Gen Options) <-fno-plt>: Copy-edit.
15762 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
15765 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
15766 SI values. Explicitly convert SI to DI and vice-versa.
15768 2016-01-01 Jakub Jelinek <jakub@redhat.com>
15770 PR tree-optimization/69070
15771 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
15772 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
15775 * ubsan.c (ubsan_instrument_float_cast): Call
15776 initialize_sanitizer_builtins.
15779 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
15781 Copyright (C) 2016 Free Software Foundation, Inc.
15783 Copying and distribution of this file, with or without modification,
15784 are permitted in any medium without royalty provided the copyright
15785 notice and this notice are preserved.