1 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3 * config/aarch64/aarch64.md
4 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
6 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
8 * config/aarch64/aarch64-builtins.c
9 (aarch64_types_binop_uss_qualifiers): Delete.
10 (TYPES_BINOP_USS): Likewise.
11 (aarch64_types_binop_sus_qualifiers): Likewise.
12 (TYPES_BINOP_SUS): Likewise.
13 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
14 (TYPES_FCVTIMM_SUS): Likewise.
15 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
17 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
18 (fcvtzs): Use SHIFTIMM rather than BINOP.
19 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
21 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
23 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
24 costs relative to the cost of a register move.
26 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
28 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
29 Allow scalar/single vector modes to be tieable.
31 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
33 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
35 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
37 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
39 * tree.h (TYPE_ALIGN): Likewise.
41 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
44 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
46 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
48 * config/avr/avr.c (avr_print_operand): Fix "format not a string
49 literal" build warnings.
50 (avr_print_operand_address): Dito.
52 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
55 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
56 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
58 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
60 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
62 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
65 * reload1.c (reload): Pass 0 to finish_spills when called because
66 update_eliminables_and_spill returns true and remove did_spill.
67 (finish_spills): Adjust comment and document GLOBAL parameter.
69 2016-06-17 DJ Delorie <dj@redhat.com>
72 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
73 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
74 (umulqihi3_virt): Likewise.
75 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
76 (umulqihi3_real): Likewise.
78 2016-06-17 Martin Liska <mliska@suse.cz>
80 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
82 2016-06-17 Martin Liska <mliska@suse.cz>
84 * predict.def: PRED_LOOP_EXIT from 92 to 85.
86 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
88 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
90 (vaddq_f32): Likewise.
92 (vmulq_f32): Likewise.
94 (vsubq_f32): Likewise.
96 2016-06-17 Bin Cheng <bin.cheng@arm.com>
98 PR tree-optimization/71347
99 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
100 cost for all uses in group.
102 2016-06-17 Bin Cheng <bin.cheng@arm.com>
104 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
105 insert gimple seq if it's not empty.
107 2016-06-17 Bin Cheng <bin.cheng@arm.com>
109 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
111 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
113 (comp_dr_with_seg_len_pair): Ditto.
114 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
115 struct dr_with_seg_len_pair against DR_OFFSET.
116 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
119 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
121 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
123 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
125 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
126 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
127 (pa_output_millicode_call): Likewise.
128 (pa_output_call): Likewise.
129 (pa_output_indirect_call): Likewise.
130 (pa_asm_output_mi_thunk): Likewise.
132 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
134 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
136 2016-06-16 Martin Liska <mliska@suse.cz>
138 * predict.c (combine_predictions_for_insn): When we find a first
139 match predictor, we should consider just predictors with
140 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
142 (combine_predictions_for_bb): Likewise.
144 2016-06-16 Jakub Jelinek <jakub@redhat.com>
146 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
147 with base of reference to struct.
149 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
151 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
153 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
155 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
156 progmem_swtable_section.
157 (progmem_swtable_section): Remove.
158 (avr_asm_function_rodata_section): Remove.
159 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
160 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
162 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
164 * config/i386/driver-i386.c (host_detect_local_cpu): Set
165 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
166 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
167 signature_CENTAUR_ebx.
168 * config/i386/i386.c (ix86_option_override_internal): Add
169 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
170 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
171 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
173 2016-06-16 Martin Liska <mliska@suse.cz>
175 * predict.def: Add fortran loop preheader predictor.
176 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
177 fold IFN_BUILTIN_EXPECT with a known constant argument.
179 2016-06-16 Martin Liska <mliska@suse.cz>
181 * predict.def: Add 'Fortran' to display text of all
182 PRED_FORTRAN_* predictors.
184 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
187 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
188 [IA64_BUILTIN_NANSQ]: Ditto.
189 (ia64_fold_builtin): New function.
190 (TARGET_FOLD_BUILTIN): New define.
191 (ia64_init_builtins) Declare const_string_type node.
192 Add __builtin_nanq and __builtin_nansq builtin functions.
193 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
195 2016-06-16 Nick Clifton <nickc@redhat.com>
197 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
198 MSP430_HWMULT_ prefix to enum values.
199 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
200 * config/msp430/msp430.c: Update use of enum values.
201 * config/msp430/msp430.md: Likewise.
202 * config/msp430/msp430.opt: Likewise.
204 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
206 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
207 of comparsions in the last iteration.
209 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
210 Joern Rennecke <joern.rennecke@embecosm.com>
212 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
214 (arc_needs_pcl_p): Add GOTOFFPC.
215 (arc_legitimate_pic_addr_p): Likewise.
216 (arc_output_pic_addr_const): Likewise.
217 (arc_legitimize_pic_address): Generate a pc-relative address using
219 (arc_output_libcall): Use @pcl syntax.
220 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
221 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
222 (*movsi_insn): Use @pcl syntax.
223 (doloop_begin_i): Likewise.
225 2016-06-16 Martin Liska <mliska@suse.cz>
227 * predict.def: Define a new predictor.
229 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
231 * config/arc/arc.opt (mtp-regno): Update text.
233 2016-06-16 Renlin Li <renlin.li@arm.com>
235 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
237 2016-06-16 Jakub Jelinek <jakub@redhat.com>
240 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
241 (setcc + and peephole2): Likewise.
243 PR rtl-optimization/71532
244 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
247 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
249 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
250 DImode constants with XXSPLTIB in vector registers.
251 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
252 vsx_extract_<mode>_internal{1,2} into a single insn that handles
253 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
254 extraction of the element at the top of the register as a scalar
256 (vsx_extract_<mode>_internal1): Likewise.
257 (vsx_extract_<mode>_internal2): Likewise.
258 * config/rs6000/constraints.md (wi constraint): Remove a comment
259 about DImode not being allowed in Altivec registers.
260 (wB constraint): New constraint for constants that can be
261 generated in Altivec registers with VSPLTISW/VUPKHSW.
262 * config/rs6000/predicates.md (xxspltib_constant_split): Update
264 (xxspltib_constant_nosplit): Likewise.
265 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
266 support for -mupper-regs-di to enable DImode to go into Altivec
268 (POWERPC_MASKS): Likewise.
269 (power7 cpu): Likewise.
270 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
271 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
272 for DImode being allowed in Altivec registers. Update wi/wj
273 constraints. Set scalar_in_vmx_p flag.
274 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
275 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
276 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
277 (rs6000_opt_masks): Add -mupper-regs-di.
278 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
279 direct move to use wi and not wj.
281 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
283 (floatunssi<mode>2_lfiwzx_mem): Likewise.
284 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
285 any VSX register, instead of just Altivec registers, to allow
286 either operand to be an Altivec register or both.
287 (fixuns_trunc<mode>di2_fctiduz): Likewise.
288 (movdi_internal32): Add support for -mupper-regs-di. Add support
289 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
290 the alternatives and attributes to be lined up to be easier to
292 (movdi_internal64): Likewise.
293 (64-bit DImode splitters): Change predicates to only split loading
294 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
295 load constants in ISA 3.0 or ISA 2.07 respectively.
296 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
297 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
298 mention -mcpu=power9 sets these options.
299 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
302 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
305 * config/avr/avr.c (avr_set_current_function): Warn misspelled
306 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
307 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
308 by default to warn misspelled interrupt/ signal handler.
309 * doc/invoke.texi (AVR Options): Document it. Update description
310 for -nodevicelib option.
312 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
314 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
315 up parentheses. Use GET_MODE_UNIT_BITSIZE.
316 (aarch64_<sur>shll2_n<mode>): Likewise.
318 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
321 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
322 DECL_CONTEXT for copied arguments.
324 2016-06-15 Alan Hayward <alan.hayward@arm.com>
326 PR tree-optimization/71483
327 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
330 2016-06-15 Martin Liska <mliska@suse.cz>
332 * predict.c (tree_predict_by_opcode): Call predict_edge_def
333 instead of predict_edge w/o a probability.
335 2016-06-15 Alan Hayward <alan.hayward@arm.com>
337 PR tree-optimization/71439
338 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
341 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
343 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
344 register subregs in SET_SRC.
346 2016-06-15 Richard Biener <rguenther@suse.de>
348 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
351 2016-06-15 Richard Biener <rguenther@suse.de>
353 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
354 not consider dependences between accesses that belong to the
356 (vect_analyze_data_ref_dependences): Do not analyze read-read
359 2016-06-14 David Malcolm <dmalcolm@redhat.com>
361 * spellcheck-tree.c: Include spellcheck-tree.h rather than
363 (find_closest_identifier): Reimplement in terms of
364 best_match<tree,tree>.
365 * spellcheck-tree.h: New file.
366 * spellcheck.c (struct edit_distance_traits<const char *>): New
368 (find_closest_string): Reimplement in terms of
369 best_match<const char *, const char *>.
370 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
371 overload to spellcheck-tree.h.
372 (find_closest_identifier): Likewise.
373 (struct edit_distance_traits<T>): New template.
374 (class best_match): New class.
376 2016-06-14 David Malcolm <dmalcolm@redhat.com>
378 * selftest-run-tests.c (selftest::run_tests): Call
379 selftest::spellcheck_tree_c_tests.
380 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
381 * spellcheck-tree.c: Include selftest.h and stringpool.h.
382 (selftest::test_find_closest_identifier): New function.
383 (selftest::spellcheck_tree_c_tests): New function.
384 * spellcheck.c (selftest::test_find_closest_string): Verify that
385 the order of the vec does not affect the results for this case.
386 (selftest::test_data): New array.
387 (selftest::test_metric_conditions): New function.
388 (selftest::spellcheck_c_tests): Add a test of case-comparison.
389 Call selftest::test_metric_conditions.
391 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
393 * config/rs6000/rs6000-builtin.def (commentary): Typo.
394 (BU_P9_MISC_1): Likewise.
395 (BU_P9_64BIT_MISC_0): Likewise.
396 (BU_P9_MISC_0): Likewise.
398 2016-06-14 David Malcolm <dmalcolm@redhat.com>
400 * gcc-rich-location.c
401 (gcc_rich_location::add_fixit_misspelled_id): New method.
402 * gcc-rich-location.h
403 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
405 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
407 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
408 FreeBSD 11 and above.
410 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
412 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
414 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
416 * expmed.h: Close parenthesis in "at your option" in copyright
418 * lower-subreg.h: Likewise.
420 2016-06-14 Richard Biener <rguenther@suse.de>
423 * genmatch.c (expr::gen_transform): Use in_type for comparisons
426 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
428 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
430 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
432 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
434 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
435 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
437 2016-06-14 Richard Biener <rguenther@suse.de>
439 PR tree-optimization/71522
440 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
441 copying into float copying.
443 2016-06-14 Jakub Jelinek <jakub@redhat.com>
445 PR tree-optimization/71520
446 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
447 (replace_block_by): Move user labels from bb1 to bb2.
449 2016-06-14 Richard Biener <rguenther@suse.de>
453 * expr.h (get_bit_range): Declare.
454 * expr.c (get_bit_range): Export.
455 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
456 word_mode again to constrain the bitfield access.
458 2016-06-14 Richard Biener <rguenther@suse.de>
460 PR tree-optimization/71521
461 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
462 division int_const_binop against zero divisor.
464 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
466 * config/i386/i386.md (signbittf2): New expander.
467 * config/i386/sse.md (ptesttf2): New insn pattern.
469 2016-06-13 David Malcolm <dmalcolm@redhat.com>
472 * input.c (selftest::test_reading_source_line): Avoid reading from
473 __FILE__ by creating a tempfile with known content and reading
476 2016-06-13 David Malcolm <dmalcolm@redhat.com>
478 * pretty-print.c (assert_pp_format_colored): Skip the test if
480 (test_pp_format): Remove comment about GCC_COLORS.
482 2016-06-13 David Malcolm <dmalcolm@redhat.com>
484 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
485 * pretty-print.c (assert_pp_format_va): Add location param and use
486 it with ASSERT_STREQ_AT.
487 (assert_pp_format): Add location param and pass it to
489 (assert_pp_format_colored): Likewise.
490 (ASSERT_PP_FORMAT_1): New.
491 (ASSERT_PP_FORMAT_2): New.
492 (ASSERT_PP_FORMAT_3): New.
493 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
494 explicitly, or implicitly via the above macros.
495 * selftest.c (selftest::pass): Use a selftest::location rather
497 (selftest::fail): Likewise. Print the function name.
498 (selftest::fail_formatted): Likewise.
499 (selftest::assert_streq): Use a selftest::location rather than
501 * selftest.h (selftest::location): New struct.
502 (SELFTEST_LOCATION): New macro.
503 (selftest::pass): Accept a const location & rather than file
505 (selftest::fail): Likewise.
506 (selftest::fail_formatted): Likewise.
507 (selftest::assert_streq): Likewise.
508 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
509 (ASSERT_FALSE): Likewise.
510 (ASSERT_EQ): Likewise.
511 (ASSERT_NE): Likewise.
512 (ASSERT_STREQ): Likewise.
513 (ASSERT_PRED1): Likewise.
514 (ASSERT_STREQ_AT): New macro.
516 2016-06-13 David Malcolm <dmalcolm@redhat.com>
518 * selftest.c (selftest::fail_formatted): New function.
519 (selftest::assert_streq): New function.
520 * selftest.h (selftests::fail_formatted): New decl.
521 (selftest::assert_streq): New decl.
522 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
524 2016-06-13 Jeff Law <law@redhat.com>
526 PR tree-optimization/71403
527 * tree-ssa-threadbackward.c
528 (convert_and_register_jump_thread_path): No longer accept reference
529 to path. Do not pop items off the path anymore.
530 (fsm_find_control_statement_thread_paths): Do not allow threading
531 to a deeper loop nest. Pop the last item off the path here rather
532 than in convert_and_register_jump_thread_path.
534 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
535 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
537 [AArch64] Emit division using the Newton series
539 * config/aarch64/aarch64-protos.h
540 (cpu_approx_modes): Add new member "division".
541 (aarch64_emit_approx_div): Declare new function.
542 * config/aarch64/aarch64.c
543 (generic_approx_modes): New member "division".
544 (exynosm1_approx_modes): Likewise.
545 (xgene1_approx_modes): Likewise.
546 (aarch64_emit_approx_div): Define new function.
547 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
548 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
549 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
550 * doc/invoke.texi (-mlow-precision-div): Describe new option.
552 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
553 Wilco Dijkstra <wilco.dijkstra@arm.com>
555 [AArch64] Emit square root using the Newton series
557 * config/aarch64/aarch64-protos.h
558 (aarch64_emit_approx_rsqrt): Replace with new function
559 "aarch64_emit_approx_sqrt".
560 (cpu_approx_modes): New member "sqrt".
561 * config/aarch64/aarch64.c
562 (generic_approx_modes): New member "sqrt".
563 (exynosm1_approx_modes): Likewise.
564 (xgene1_approx_modes): Likewise.
565 (aarch64_emit_approx_rsqrt): Replace with new function
566 "aarch64_emit_approx_sqrt".
567 (aarch64_override_options_after_change_1): Handle new option.
568 * config/aarch64/aarch64-simd.md
569 (rsqrt<mode>2): Use new function instead.
570 (sqrt<mode>2): New expansion and insn definitions.
571 * config/aarch64/aarch64.md: Likewise.
572 * config/aarch64/aarch64.opt
573 (mlow-precision-sqrt): Add new option description.
574 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
576 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
578 [AArch64] Add more choices for the reciprocal square root approximation
580 Allow a target to prefer such operation depending on the operation mode.
582 * config/aarch64/aarch64-protos.h
583 (AARCH64_APPROX_MODE): New macro.
584 (AARCH64_APPROX_{NONE,ALL}): Likewise.
585 (cpu_approx_modes): New structure.
586 (tune_params): New member "approx_modes".
587 * config/aarch64/aarch64-tuning-flags.def
588 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
589 * config/aarch64/aarch64.c
590 (generic_approx_modes): New core "cpu_approx_modes" structure.
591 (exynosm1_approx_modes): Likewise.
592 (xgene1_approx_modes): Likewise.
593 (generic_tunings): New member "approx_modes".
594 (cortexa35_tunings): Likewise.
595 (cortexa53_tunings): Likewise.
596 (cortexa57_tunings): Likewise.
597 (cortexa72_tunings): Likewise.
598 (exynosm1_tunings): Likewise.
599 (thunderx_tunings): Likewise.
600 (xgene1_tunings): Likewise.
601 (use_rsqrt_p): New argument for the mode and use new member from
603 (aarch64_builtin_reciprocal): Devise mode from builtin.
604 (aarch64_optab_supported_p): New argument for the mode.
605 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
607 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
609 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
610 RS6000_BTM_MODULO flag into the set of flags that are considered
611 to be part of the common configuration.
613 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
615 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
617 (vec_absdb): New macro for vector absolute difference unsigned
619 (vec_absdh): New macro for vector absolute difference unsigned
621 (vec_absdw): New macro for vector absolute difference unsigned word.
622 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
623 (vadu<mode>3): New insn.
624 (*p9_vadu<mode>3): New insn.
625 * config/rs6000/rs6000-builtin.def (vadub): New built-in
627 (vaduh): New built-in definition.
628 (vaduw): New built-in definition.
629 (vadu): New overloaded built-in definition.
630 (vadub): New overloaded built-in definition.
631 (vaduh): New overloaded built-in definition.
632 (vaduw): New overloaded built-in definition.
633 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
634 overloaded vector absolute difference unsigned functions.
635 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
636 the ISA 3.0 vector absolute difference unsigned built-in functions.
638 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
640 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
641 update shared_lookup_references only once after changing operands.
643 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
646 * tree-nested.c (convert_nonlocal_omp_clauses)
647 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
649 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
650 * tree.def (CASE_LABEL_EXPR): Likewise.
652 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
655 * input.c (test_builtins): Fix an assertion.
657 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
659 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
662 (isinf<mode>2): Ditto.
664 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
666 * ggc-tests.c (test_finalization): Only test need_finalization_p
667 for GCC_VERSION >= 4003.
669 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
671 * config/s390/vecintrin.h: Fix file description in comment.
673 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
675 * config/s390/s390-builtin-types.def: Change builtin type naming
676 scheme to match builtin-types.def.
678 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
680 * fold-const.c (optimize_minmax_comparison): Remove.
681 (fold_comparison): Remove call to the above.
682 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
685 2016-06-13 Alan Hayward <alan.hayward@arm.com>
687 PR tree-optimization/71416
688 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
691 2016-06-13 Martin Liska <mliska@suse.cz>
693 * predict.c (enum predictor_reason): Prefix enum with REASON_.
694 (combine_predictions_for_insn): Likewise.
695 (prune_predictions_for_bb): Likewise.
696 (combine_predictions_for_bb): Likewise.
698 2016-06-13 Richard Biener <rguenther@suse.de>
700 PR tree-optimization/71505
701 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
702 assert match comment.
704 2016-06-13 Marek Polacek <polacek@redhat.com>
707 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
708 gimplify_switch_expr.
709 (warn_switch_unreachable_r): New function.
711 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
714 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
717 2016-06-13 Richard Biener <rguenther@suse.de>
720 * fold-const.c (fold_unary_loc): Preserve alignment when
721 folding a VIEW_CONVERT_EXPR into a MEM_REF.
723 2016-06-13 Martin Liska <mliska@suse.cz>
726 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
727 w/ -fsanitize=bounds.
729 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
731 * config/i386/i386.c (ix86_init_builtins): Calculate
732 FLOAT128_FTYPE_CONST_STRING function type only once.
733 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
734 built-in functions are available for x86-32 and x86-64 targets.
736 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
739 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
741 (FLOAT128_FTYPE_CONST_STRING): New function type.
742 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
743 [IX86_BUILTIN_NANSQ]: Ditto.
744 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
745 (ix86_init_builtin_types): Declare const_string_type_node.
746 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
748 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
749 * doc/extend.texi (x86 Built-in Functions): Document
750 __builtin_nanq and __builtin_nansq.
752 2016-06-11 Jiong Wang <jiong.wang@arm.com>
755 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
756 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
757 length for pop patterns.
758 (arm_attr_length_push_multi): Update comments.
759 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
761 (*pop_multiple_with_writeback_and_return): Likewise.
762 (*pop_multiple_with_return): Likewise.
764 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
767 * fold-const.c (optimize_bit_field_compare): Don't try to use
768 word_mode unconditionally for reading the bit field, look at
769 DECL_BIT_FIELD_REPRESENTATIVE instead.
771 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
774 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
777 2016-06-10 Jakub Jelinek <jakub@redhat.com>
780 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
781 without LABEL_DECL, set *handled_ops_p to false instead of true.
783 2016-06-10 Martin Sebor <msebor@redhat.com>
786 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
787 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
788 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
790 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
791 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
792 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
793 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
794 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
795 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
796 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
797 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
799 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
801 * config/arm/arm.h (pool_vector_label,
802 return_used_this_function): Remove.
804 2016-06-10 Jeff Law <law@redhat.com>
806 PR tree-optimization/71335
807 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
808 zero length paths here.
809 (convert_and_register_jump_thread_path): Remove hacks related to
810 duplicated blocks in the jump thread path.
811 (fsm_find_control_statement_thread_paths): Avoid putting the same
812 block on the thread path twice, but ensure the thread path is
813 unchanged from the caller's point of view.
815 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
817 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
818 * predict.def (PRED_LOOP_BRANCH): Remove.
820 2016-06-10 David Malcolm <dmalcolm@redhat.com>
822 * Makefile.in (OBJS): Add ggc-tests.o.
823 (GTFILES): Add ggc-tests.c.
824 * ggc-tests.c: New file.
825 * selftest-run-tests.c (selftest::run_tests): Call
826 selftest::ggc_tests_c_tests.
827 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
829 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
831 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
833 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
836 * varasm.c (place_block_symbol): Adjust alignment for asan protected
837 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
839 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
841 * profile.c: Include cfgloop.h.
842 (branch_prob): Compute estimated number of iterations.
843 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
844 recompute estimate number of iterations from profile.
846 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
849 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
850 must be grouped on top of stack. Don't force early clobber
851 on ordinary reg outputs.
853 2016-06-10 Richard Biener <rguenther@suse.de>
855 * targhooks.c (default_builtin_vectorization_cost): Adjust
858 2016-06-10 Richard Biener <rguenther@suse.de>
860 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
861 to fold the RHS to a constant if possible.
863 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
866 * tree-nested.c (convert_nonlocal_omp_clauses)
867 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
868 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
869 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
871 * gimplify.c (gimplify_adjust_omp_clauses): Discard
873 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
875 * omp-low.c (scan_sharing_clauses): Don't expect
878 2016-06-10 Alan Hayward <alan.hayward@arm.com>
880 PR tree-optimization/71407
881 PR tree-optimization/71416
882 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
885 2016-06-10 Richard Biener <rguenther@suse.de>
888 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
890 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
892 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
894 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
895 Jiong Wang <jiong.wang@arm.com>
897 PR rtl-optimization/70751
898 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
901 2016-06-09 Jonathan Yong <10walls@gmail.com>
904 2015-09-21 Jonathan Yong <10walls@gmail.com>
906 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
907 sysroot/usr/lib/32api for additional win32 libraries,
908 fixes failing Cygwin bootstrapping.
910 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
912 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
915 2016-06-09 David Malcolm <dmalcolm@redhat.com>
918 * pretty-print.c (pp_indent): Specify that %p is printed in a
919 host-dependent manner.
920 (test_pp_format): Remove the test for %p.
922 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
924 * config/mips/mips.c (mips_output_jump): Fix formatting.
926 2016-06-09 Richard Biener <rguenther@suse.de>
928 PR tree-optimization/71462
929 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
932 2016-06-09 Martin Liska <mliska@suse.cz>
934 * predict.c (dump_prediction): Add new argument.
935 (enum predictor_reason): New enum.
936 (struct predictor_hash): New struct.
937 (predictor_hash::hash): New function.
938 (predictor_hash::equal): Likewise.
939 (not_removed_prediction_p): New function.
940 (prune_predictions_for_bb): Likewise.
941 (combine_predictions_for_bb): Prune predictions.
943 2016-06-09 Martin Liska <mliska@suse.cz>
945 * predict.c (filter_predictions): New function.
946 (remove_predictions_associated_with_edge): Use the filter
948 (equal_edge_p): New function.
950 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
952 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
953 Correct usage of @samp vs @option, add @samp where appropriate.
954 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
955 Add armv6s-m and document it, as it is no official ARM name.
957 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
959 * ifcvt.c (struct noce_if_info): Add transform_name field.
960 (noce_try_move): Set if_info->transform_name to the function name.
961 (noce_try_ifelse_collapse): Likewise.
962 (noce_try_store_flag): Likewise.
963 (noce_try_inverse_constants): Likewise.
964 (noce_try_store_flag_constants): Likewise.
965 (noce_try_addcc): Likewise.
966 (noce_try_store_flag_mask): Likewise.
967 (noce_try_cmove): Likewise.
968 (noce_try_cmove_arith): Likewise.
969 (noce_try_minmax): Likewise.
970 (noce_try_abs): Likewise.
971 (noce_try_sign_mask): Likewise.
972 (noce_try_bitop): Likewise.
973 (noce_convert_multiple_sets): Likewise.
974 (noce_process_if_block): Print if_info->transform_name to
975 dump_file if transformation succeeded.
977 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
979 * config/arm/cortex-a57.md (cortex_a57_alu):
982 2016-06-08 Martin Sebor <msebor@redhat.com>
983 Jakub Jelinek <jakub@redhat.com>
987 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
988 BUILT_IN_MUL_OVERFLOW_P): New builtins.
989 * builtins.c: Include gimple-fold.h.
990 (fold_builtin_arith_overflow): Handle
991 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
992 (fold_builtin_3): Likewise.
993 * doc/extend.texi (Integer Overflow Builtins): Document
994 __builtin_{add,sub,mul}_overflow_p.
996 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
998 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
999 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1001 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1003 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1004 Rewrite, looking one level down for records and arrays.
1006 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1008 * pretty-print.c: Include "selftest.h".
1009 (pp_format): Fix comment.
1010 (identifier_to_locale): Likewise.
1011 (selftest::test_basic_printing): New function.
1012 (selftest::assert_pp_format): New function.
1013 (selftest::test_pp_format): New function.
1014 (selftest::pretty_print_c_tests): New function.
1015 * selftest-run-tests.c (selftest::run_tests): Call
1016 selftest::pretty_print_c_tests.
1017 * selftest.h (pretty_print_c_tests): New declaration.
1019 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1021 * invoke.texi (max-loop-headers-insns): Document.
1022 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1023 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1024 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1026 2016-06-08 Richard Biener <rguenther@suse.de>
1028 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1029 on strided SLP loads and fall back to scalar loads in case
1030 we can't chunk them.
1032 2016-06-08 Richard Biener <rguenther@suse.de>
1034 PR tree-optimization/71452
1035 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1036 type used for the SSA rewrite has enough precision to cover
1037 the dynamic type of the location.
1039 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1040 Richard Biener <rguenther@suse.de>
1043 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1044 the same as DECL_P (base0) for indirect_base0. Use equality_code
1045 in one further place.
1047 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1049 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1050 to one word if the field is known to overlap other words.
1051 (extract_bit_field_1): Likewise.
1052 (store_split_bit_field): Remove compensating code.
1053 (extract_split_bit_field): Likewise.
1055 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1059 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1061 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1063 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1065 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1066 (arch64_addpv4sf): Delete.
1067 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1068 "gen_aarch64_addpv4sf".
1069 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1071 (vpadds_f32): Likewise.
1072 (vpaddq_f32): Likewise.
1073 (vpaddq_f64): Likewise.
1075 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1077 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1079 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1080 to VALLF. Rename to "fabd<mode>3".
1081 "*fabd_scalar<mode>3): Delete.
1082 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1084 (vabdd_f64): Likewise.
1085 (vabd_f32): Likewise.
1086 (vabd_f64): Likewise.
1087 (vabdq_f32): Likewise.
1088 (vabdq_f64): Likewise.
1090 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1092 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1094 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1095 "aarch64_rsqrts<mode>".
1096 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1097 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1099 (vrsqrtsd_f64): Likewise.
1100 (vrsqrts_f32): Likewise.
1101 (vrsqrts_f64): Likewise.
1102 (vrsqrtsq_f32): Likewise.
1103 (vrsqrtsq_f64): Likewise.
1105 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1107 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1109 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1110 "aarch64_rsqrte<mode>".
1111 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1112 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1114 (vrsqrted_f64): Likewise.
1115 (vrsqrte_f32): Likewise.
1116 (vrsqrte_f64): Likewise.
1117 (vrsqrteq_f32): Likewise.
1118 (vrsqrteq_f64): Likewise.
1120 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1122 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1126 * config/aarch64/aarch64-simd.md
1127 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1128 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1129 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1131 (vcvt_n_f32_u32): Likewise.
1132 (vcvt_n_s32_f32): Likewise.
1133 (vcvt_n_u32_f32): Likewise.
1134 (vcvtq_n_f32_s32): Likewise.
1135 (vcvtq_n_f32_u32): Likewise.
1136 (vcvtq_n_f64_s64): Likewise.
1137 (vcvtq_n_f64_u64): Likewise.
1138 (vcvtq_n_s32_f32): Likewise.
1139 (vcvtq_n_s64_f64): Likewise.
1140 (vcvtq_n_u32_f32): Likewise.
1141 (vcvtq_n_u64_f64): Likewise.
1142 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1143 (VSDQ_SDI): Likewise.
1144 (fcvt_target): Support V4DI, V4SI and V2SI.
1145 (FCVT_TARGET): Likewise.
1147 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1149 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1150 (TYPES_BINOP_SUS): Likewise.
1151 (aarch64_simd_builtin_data): Update include file name.
1152 (aarch64_builtins): Likewise.
1153 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1154 for conversion between scalar float-point and fixed-point.
1158 * config/aarch64/aarch64.md
1159 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1160 pattern for conversion between scalar float to fixed-pointer.
1161 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1162 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1163 (UNSPEC_FCVTZU): Likewise.
1164 (UNSPEC_SCVTF): Likewise.
1165 (UNSPEC_UCVTF): Likewise.
1166 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1168 (vcvtd_n_f64_u64): Likewise.
1169 (vcvtd_n_s64_f64): Likewise.
1170 (vcvtd_n_u64_f64): Likewise.
1171 (vcvtd_n_f32_s32): Likewise.
1172 (vcvts_n_f32_u32): Likewise.
1173 (vcvtd_n_s32_f32): Likewise.
1174 (vcvts_n_u32_f32): Likewise.
1175 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1177 (FCVT_TARGET): Likewise.
1178 (FCVT_FIXED2F): New iterator.
1179 (FCVT_F2FIXED): Likewise.
1180 (fcvt_fixed_insn): New define_int_attr.
1182 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1184 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1185 some statements was removed.
1187 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1189 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1190 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1191 (vect_can_advance_ivs_p): likewise.
1192 (vect_update_ivs_after_vectorizer): likewise.
1193 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1194 (vect_analyze_scalar_cycles_1): likewise.
1195 (vect_analyze_loop_operations): likewise.
1196 (report_vect_op): likewise.
1197 (vect_is_slp_reduction): likewise.
1198 (vect_is_simple_reduction): likewise.
1199 (get_initial_def_for_induction): likewise.
1200 (vect_transform_loop): likewise.
1201 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1202 (vect_recog_sad_pattern): likewise.
1203 (vect_recog_widen_sum_pattern): likewise.
1204 (vect_recog_widening_pattern): likewise.
1205 (vect_recog_divmod_pattern): likewise.
1206 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1207 (vect_analyze_slp_instance): likewise.
1208 (vect_transform_slp_perm_load): likewise.
1209 (vect_schedule_slp_instance): likewise.
1211 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1213 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1214 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1215 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1216 (PRED_LOOP_BRANCH): Document predictor as broken.
1217 (PRED_LOOP_EXIT): Change hitrate 91->92.
1218 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1219 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1220 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1221 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1222 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1223 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1224 (PRED_CALL): Chane hitrate 71->67.
1225 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1226 (PRED_GOTO): Document as unused right now.
1227 (PRED_CONST_RETURN): Change hitrate 67->69
1228 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1229 (PRED_NULL_RETURN): Change hitrate 91->90.
1230 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1231 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1232 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1234 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1236 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1237 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1238 special case Altivec builtin.
1239 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1240 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1241 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1242 code for ALTIVEC_BUILTIN_VEC_MUL.
1243 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1244 for __builtin_vec_mul.
1246 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1248 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1251 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1253 * spellcheck.c (selftest::test_find_closest_string): New function.
1254 (spellcheck_c_tests): Call the above.
1256 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1258 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1260 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1262 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1263 Yv=Yv,C alternatives.
1265 2016-06-07 Richard Biener <rguenther@suse.de>
1268 * common.opt (ffast-math): Make Optimization.
1270 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1271 Prachi Godbole <prachi.godbole@imgtec.com>
1273 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1274 `fabs' and `fneg' type attributes.
1275 (p5600_fpu_fabs): Add `fmove' to the comment.
1277 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1279 * gimple.c: Include builtins.h
1280 (gimple_inexpensive_call_p): New function.
1281 * gimple.h (gimple_inexpensive_call_p): Declare.
1282 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1283 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1286 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1288 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1289 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1290 warning_at_rich_loc, warning_n, pedwarn, permerror,
1291 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1292 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1295 2016-06-07 Richard Biener <rguenther@suse.de>
1297 PR tree-optimization/71428
1298 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1299 BIT_FIELD_REF op vs. load.
1301 2016-06-07 Richard Biener <rguenther@suse.de>
1304 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1307 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1309 * config/pa/pa.md (call): Generate indirect long calls to non-local
1310 functions on TARGET_64BIT.
1311 (call_value): Likewise.
1313 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1315 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1316 pattern and subsequent splitters.
1317 (call_val_reg_64bit_post_reload): Likewise.
1319 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1322 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1323 propagate_op_to_single_use.
1325 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1328 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1330 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1332 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1333 (enum x86_dirflag_state): New enum.
1334 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1335 (machine_function): Remove needs_cld.
1336 (ix86_current_function_needs_cld): Remove.
1337 * config/i386/i386.c (ix86_set_func_type): Set
1338 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1339 (ix86_expand_prologue): Do not emit CLD here.
1340 (ix86_dirflag_mode_needed): New function.
1341 (ix86_dirflag_mode_entry): Ditto.
1342 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1343 (ix86_mode_after): Ditto.
1344 (ix86_mode_entry): Ditto.
1345 (ix86_mode_exit): Ditto.
1346 (ix86_emit_mode_set): Ditto.
1347 * config/i386/i386.md (strmov_singleop): Set
1348 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1349 Do not set ix86_current_function_needs_cld.
1351 (strset_singleop): Ditto.
1353 (cmpstrnqi_nz_1): Ditto.
1354 (cmpstrnqi_1): Ditto.
1355 (strlenqi_1): Ditto.
1357 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1359 PR tree-optimization/71259
1360 * tree-vect-slp.c (vect_get_constant_vectors): For
1361 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1362 one for constant op, and use COND_EXPR for non-constant.
1364 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1366 * Makefile.in (OBJS): Add function-tests.o,
1367 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1368 selftest-run-tests.o.
1369 (OBJS-libcommon): Add selftest.o.
1370 (OBJS-libcommon-target): Add selftest.o.
1371 (all.internal): Add "selftest".
1372 (all.cross): Likewise.
1373 (selftest): New phony target.
1374 (s-selftest): New target.
1375 (selftest-gdb): New phony target.
1376 (COLLECT2_OBJS): Add selftest.o.
1377 * bitmap.c: Include "selftest.h".
1378 (selftest::test_gc_alloc): New function.
1379 (selftest::test_set_range): New function.
1380 (selftest::test_clear_bit_in_middle): New function.
1381 (selftest::test_copying): New function.
1382 (selftest::test_bitmap_single_bit_set_p): New function.
1383 (selftest::bitmap_c_tests): New function.
1384 * common.opt (fself-test): New.
1385 * diagnostic-show-locus.c: Include "selftest.h".
1386 (make_range): New function.
1387 (test_range_contains_point_for_single_point): New function.
1388 (test_range_contains_point_for_single_line): New function.
1389 (test_range_contains_point_for_multiple_lines): New function.
1390 (assert_eq): New function.
1391 (test_get_line_width_without_trailing_whitespace): New function.
1392 (selftest::diagnostic_show_locus_c_tests): New function.
1393 * et-forest.c: Include "selftest.h".
1394 (selftest::test_single_node): New function.
1395 (selftest::test_simple_tree): New function.
1396 (selftest::test_disconnected_nodes): New function.
1397 (selftest::et_forest_c_tests): New function.
1398 * fold-const.c: Include "selftest.h".
1399 (selftest::assert_binop_folds_to_const): New function.
1400 (selftest::assert_binop_folds_to_nonlvalue): New function.
1401 (selftest::test_arithmetic_folding): New function.
1402 (selftest::fold_const_c_tests): New function.
1403 * function-tests.c: New file.
1404 * gimple.c: Include "selftest.h".
1405 Include "gimple-pretty-print.h".
1406 (selftest::verify_gimple_pp): New function.
1407 (selftest::test_assign_single): New function.
1408 (selftest::test_assign_binop): New function.
1409 (selftest::test_nop_stmt): New function.
1410 (selftest::test_return_stmt): New function.
1411 (selftest::test_return_without_value): New function.
1412 (selftest::gimple_c_tests): New function.
1413 * hash-map-tests.c: New file.
1414 * hash-set-tests.c: New file.
1415 * input.c: Include "selftest.h".
1416 (selftest::assert_loceq): New function.
1417 (selftest::test_accessing_ordinary_linemaps): New function.
1418 (selftest::test_unknown_location): New function.
1419 (selftest::test_builtins): New function.
1420 (selftest::test_reading_source_line): New function.
1421 (selftest::input_c_tests): New function.
1422 * rtl-tests.c: New file.
1423 * selftest-run-tests.c: New file.
1424 * selftest.c: New file.
1425 * selftest.h: New file.
1426 * spellcheck.c: Include "selftest.h".
1427 (selftest::levenshtein_distance_unit_test_oneway): New function,
1428 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1429 (selftest::levenshtein_distance_unit_test): Likewise.
1430 (selftest::spellcheck_c_tests): Likewise.
1431 * toplev.c: Include selftest.h.
1432 (toplev::run_self_tests): New.
1433 (toplev::main): Handle -fself-test.
1434 * toplev.h (toplev::run_self_tests): New.
1435 * tree.c: Include "selftest.h".
1436 (selftest::test_integer_constants): New function.
1437 (selftest::test_identifiers): New function.
1438 (selftest::test_labels): New function.
1439 (selftest::tree_c_tests): New function.
1440 * tree-cfg.c: Include "selftest.h".
1441 (selftest::push_fndecl): New function.
1442 (selftest::test_linear_chain): New function.
1443 (selftest::test_diamond): New function.
1444 (selftest::test_fully_connected): New function.
1445 (selftest::tree_cfg_c_tests): New function.
1446 * vec.c: Include "selftest.h".
1447 (selftest::safe_push_range): New function.
1448 (selftest::test_quick_push): New function.
1449 (selftest::test_safe_push): New function.
1450 (selftest::test_truncate): New function.
1451 (selftest::test_safe_grow_cleared): New function.
1452 (selftest::test_pop): New function.
1453 (selftest::test_safe_insert): New function.
1454 (selftest::test_ordered_remove): New function.
1455 (selftest::test_unordered_remove): New function.
1456 (selftest::test_block_remove): New function.
1457 (selftest::reverse_cmp): New function.
1458 (selftest::test_qsort): New function.
1459 (selftest::vec_c_tests): New function.c.
1460 * wide-int.cc: Include selftest.h and wide-int-print.h.
1461 (selftest::from_int <wide_int>): New function.
1462 (selftest::from_int <offset_int>): New function.
1463 (selftest::from_int <widest_int>): New function.
1464 (selftest::assert_deceq): New function.
1465 (selftest::assert_hexeq): New function.
1466 (selftest::test_printing <VALUE_TYPE>): New function template.
1467 (selftest::test_ops <VALUE_TYPE>): New function template.
1468 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1469 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1471 (selftest::wide_int_cc_tests): New function.
1473 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1476 * ifcvt.c (noce_try_ifelse_collapse): New function.
1478 (noce_process_if_block): Call noce_try_ifelse_collapse.
1479 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1480 (simplify_ternary_operation): Use the above to simplify
1481 conditional CLZ/CTZ expressions.
1483 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1486 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1487 define_insn_and_split.
1489 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1492 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1494 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1497 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1498 Implicitly clobber memory for basic asm with non-empty assembler
1499 string. Use targetm.md_asm_adjust also here.
1500 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1501 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
1502 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
1503 non-empty assembler string.
1504 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
1505 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
1506 (decode_asm_operands): Handle basic asm in PARALLEL block.
1507 (extract_insn): Handle basic asm in PARALLEL block.
1508 * doc/extend.texi: Mention new behavior of basic asm.
1509 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
1510 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
1511 branch_needs_nop_p): Use asm_noperands.
1513 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1515 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
1516 Include the M7 SPARC DFA scheduler.
1517 New attribute v3pipe.
1518 Annotate insns with v3pipe where appropriate.
1519 Define cpu_feature vis4.
1520 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
1521 Add (V8QI "8") to vbits.
1522 Add insns {add,sub}v8qi3
1523 Add insns ss{add,sub}v8qi3
1524 Add insns us{add,sub}{v8qi,v4hi}3
1525 Add insns {min,max}{v8qi,v4hi,v2si}3
1526 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
1527 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
1528 * config/sparc/niagara4.md: Add a comment explaining the
1529 discrepancy between the documented latenty numbers and the
1531 * config/sparc/niagara7.md: New file.
1532 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
1533 supports SPARC5 and VIS 4.0 instructions.
1534 * configure: Regenerate.
1535 * config.in: Likewise.
1536 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
1537 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
1538 TARGET_CPU_niagara7.
1539 (ASM_CPU64_DEFAULT_SPEC): Likewise.
1540 (CPP_CPU_SPEC): Handle niagara7.
1541 (ASM_CPU_SPEC): Likewise.
1542 * config/sparc/sparc-opts.h (processor_type): Add
1544 (mvis4): New option.
1545 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
1546 (AS_NIAGARA7_FLAG): Define.
1547 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
1548 (CPP_CPU64_DEFAULT_SPEC): Likewise.
1549 (CPP_CPU_SPEC): Handle niagara7.
1550 (ASM_CPU_SPEC): Likewise.
1551 * config/sparc/sparc.c (niagara7_costs): Define.
1552 (sparc_option_override): Handle niagara7 and adjust cache-related
1553 parameters with better values for niagara cpus. Also support VIS4.
1554 (sparc32_initialize_trampoline): Likewise.
1555 (sparc_use_sched_lookahead): Likewise.
1556 (sparc_issue_rate): Likewise.
1557 (sparc_register_move_cost): Likewise.
1558 (dump_target_flag_bits): Support VIS4.
1559 (sparc_vis_init_builtins): Likewise.
1560 (sparc_builtins): Likewise.
1561 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
1563 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
1565 * config/sparc/sparc.opt (sparc_processor_type): New value
1567 * config/sparc/visintrin.h (__attribute__): Prototypes for the
1569 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
1571 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
1574 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
1576 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
1578 2016-06-06 Richard Biener <rguenther@suse.de>
1580 PR tree-optimization/71398
1581 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
1584 2016-06-05 James Bowman <james.bowman@ftdichip.com>
1586 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
1587 ft32_expand_prolog, ft32_expand_epilogue):
1588 Handle pretend_args.
1589 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
1590 * config/ft32/ft32.md: Add pretend_returner.
1592 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
1595 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1596 Copy op1 RTX to avoid invalid sharing.
1597 (ix86_expand_vector_move_misalign): Ditto.
1599 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
1601 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
1604 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1606 * predict.c (predicted_by_loop_heuristics_p): New function.
1607 (predict_iv_comparison): Use it.
1608 (predict_loops): Walk from innermost loops; do not predict edges
1609 leaving multiple loops multiple times; implement
1610 PRED_LOOP_ITERATIONS_MAX heuristics.
1611 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
1613 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1615 * cfg.c (check_bb_profile): Do not report mismatched profiles when
1616 only edges out of BB are EH edges.
1618 2016-06-04 Martin Sebor <msebor@redhat.com>
1619 Marcin Baczyński <marbacz@gmail.com>
1622 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
1623 a void expression in a void function.
1625 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1627 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
1628 aux; dump reasons of decisions.
1629 (should_duplicate_loop_header_p): Likewise.
1630 (do_while_loop_p): Likewise.
1631 (ch_base::copy_headers): Dump asi num insns duplicated.
1633 2016-06-04 Jakub Jelinek <jakub@redhat.com>
1635 PR tree-optimization/71405
1636 * tree-ssa.c (execute_update_addresses_taken): For clobber with
1637 incompatible type, build a new clobber with the right type instead
1638 of building a VIEW_CONVERT_EXPR around it.
1640 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1642 PR tree-optimization/52171
1643 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
1644 by_pieces_ninsns instead of move_by_pieces_ninsns.
1646 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1648 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
1649 for reg+reg addressing mode.
1651 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1653 * rs6000-c.c (c/c-tree.h): Add #include.
1654 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
1655 in C++ when found in the base position of vec_ld or vec_st.
1657 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1659 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
1660 use of profile unless profile status is PROFILE_READ.
1661 * profile.c (compute_branch_probabilities): Set profile status
1662 only after reporting predictor hitrates.
1664 2016-06-03 Joseph Myers <joseph@codesourcery.com>
1668 * common.opt (ffp-int-builtin-inexact): New option.
1669 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
1670 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
1671 (ceil@var{m}2): Document dependence on this option.
1672 * ipa-inline-transform.c (inline_call): Handle
1673 flag_fp_int_builtin_inexact.
1674 * ipa-inline.c (can_inline_edge_p): Likewise.
1675 * config/i386/i386.md (rintxf2): Do not test
1676 flag_unsafe_math_optimizations.
1677 (rint<mode>2_frndint): New define_insn.
1678 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
1679 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
1680 for 387 instead of extending and truncating.
1681 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
1682 !flag_trapping_math instead of flag_unsafe_math_optimizations.
1683 Change to frndint<mode>2_<rounding>.
1684 (frndintxf2_<rounding>_i387): Likewise. Change to
1685 frndint<mode>2_<rounding>_i387.
1686 (<rounding_insn>xf2): Likewise.
1687 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
1688 !flag_trapping_math instead of flag_unsafe_math_optimizations for
1689 x87. Test TARGET_ROUND || !flag_trapping_math ||
1690 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
1691 SSE. Use ROUND_NO_EXC in constant operand of
1692 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
1693 for 387 instead of extending and truncating.
1695 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
1696 Julia Koval <julia.koval@intel.com>
1708 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
1709 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
1710 all registers, except for function return registers if there are
1711 no caller-saved registers.
1712 (ix86_set_func_type): New function.
1713 (ix86_set_current_function): Call ix86_set_func_type to set
1714 no_caller_saved_registers and func_type. Call reinit_regs if
1715 caller-saved registers are changed. Don't allow MPX, SSE, MMX
1716 nor x87 instructions in interrupt handler nor function with
1717 no_caller_saved_registers attribute.
1718 (ix86_function_ok_for_sibcall): Return false if there are no
1719 caller-saved registers.
1720 (type_natural_mode): Don't warn ABI change for MMX in interrupt
1722 (ix86_function_arg_advance): Skip for callee in interrupt handler.
1723 (ix86_function_arg): Return special arguments in interrupt handler.
1724 (ix86_promote_function_mode): Promote pointer to word_mode only
1725 for normal functions.
1726 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
1728 (ix86_epilogue_uses): New function.
1729 (ix86_hard_regno_scratch_ok): Likewise.
1730 (ix86_save_reg): Preserve all registers in interrupt handler
1731 after reload. Preserve all registers, except for function return
1732 registers, if there are no caller-saved registers after reload.
1733 (find_drap_reg): Always use callee-saved register if there are
1734 no caller-saved registers.
1735 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
1736 for interrupt handler.
1737 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
1738 Emit cld instruction if stringops are used in interrupt handler
1739 or interrupt handler isn't a leaf function.
1740 (ix86_expand_epilogue): Generate interrupt return for interrupt
1741 handler and pop the 'ERROR_CODE' off the stack before interrupt
1742 return in exception handler.
1743 (ix86_expand_call): Disallow calling interrupt handler directly.
1744 If there are no caller-saved registers, mark all registers that
1745 are clobbered by the call which returns as clobbered.
1746 (ix86_handle_no_caller_saved_registers_attribute): New function.
1747 (ix86_handle_interrupt_attribute): Likewise.
1748 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
1750 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
1751 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
1752 accumulation in interrupt function if stack may be realigned to
1754 (EPILOGUE_USES): New.
1755 (function_type): New enum.
1756 (machine_function): Add func_type and no_caller_saved_registers.
1757 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
1758 (interrupt_return): New pattern.
1759 * doc/extend.texi: Document x86 interrupt and
1760 no_caller_saved_registers attributes.
1762 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
1764 PR tree-optimization/52171
1765 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
1766 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
1767 Look for constant strings. Move some code to emit_block_cmp_hints
1769 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
1770 * defaults.h (COMPARE_MAX_PIECES): New macro.
1771 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
1772 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
1773 (clear_by_pieces_1): Don't declare. Move definition before use.
1774 (can_do_by_pieces): New static function.
1775 (can_move_by_pieces): Use it. Return bool.
1776 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
1777 OP. All callers changed. Handle COMPARE_BY_PIECES.
1778 (class pieces_addr); New.
1779 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
1780 pieces_addr::adjust, pieces_addr::increment_address,
1781 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
1783 (class op_by_pieces_d): New.
1784 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
1786 (class move_by_pieces_d, class compare_by_pieces_d,
1787 class store_by_pieces_d): New subclasses of op_by_pieces_d.
1788 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
1789 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
1790 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
1791 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
1792 compare_by_pieces_d::finish_mode): New member functions.
1793 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
1795 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
1796 (emit_block_cmp_hints): New function.
1797 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
1798 use the newly defined classes.
1799 * expr.h (by_pieces_constfn): New typedef.
1800 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
1801 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
1802 (move_by_pieces_ninsns): Don't declare.
1803 (can_move_by_pieces): Change return value to bool.
1804 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
1805 (compare_by_pieces_branch_ratio): New hook.
1806 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
1807 (by_pieces_ninsns): Declare.
1808 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
1810 (default_compare_by_pieces_branch_ratio): New function.
1811 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
1812 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
1813 * doc/tm.texi: Regenerate.
1814 * tree-ssa-strlen.c: Include "builtins.h".
1815 (handle_builtin_memcmp): New static function.
1816 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
1817 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
1819 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1821 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
1822 relevant stmts which are simple and invariant.
1823 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
1824 instead of simple and invariant
1826 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1828 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
1829 (vectorizable_reduction): Check for new relevant state.
1830 (vectorizable_live_operation): vectorize live stmts using
1831 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
1832 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
1833 (vect_stmt_relevant_p): Check for stmts which are only used live.
1834 (process_use): Use of a stmt does not inherit it's live value.
1835 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
1836 (vect_analyze_stmt): Check for new relevant state.
1837 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
1838 outside the loop, but not inside it.
1840 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1842 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
1843 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
1844 (vect_get_vec_def_for_operand): Split out code.
1846 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1848 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
1850 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1852 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
1854 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1856 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
1858 2016-06-03 Jakub Jelinek <jakub@redhat.com>
1861 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
1862 to noreturn e->callee->decl that has void return type and void
1863 arguments, adjust gimple_call_fntype and remove lhs even if it had
1864 previously addressable type.
1866 2016-06-02 Jeff Law <law@redhat.com>
1868 PR tree-optimization/71328
1869 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
1870 error when checking for a jump back onto the copied path.
1872 2016-06-02 David Malcolm <dmalcolm@redhat.com>
1874 * config/microblaze/microblaze.c (get_branch_target): Add return
1875 NULL_RTX for the non-CALL_P case.
1876 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
1877 (insert_wic): Remove unused local "j".
1879 2016-06-02 Martin Liska <mliska@suse.cz>
1881 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
1883 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
1884 Julia Koval <julia.koval@intel.com>
1886 * function.c (assign_parm_setup_stack): Force source into a
1888 * target.def (function_incoming_arg): Update documentation to
1889 allow arbitrary address computation based on hard register.
1890 * doc/tm.texi: Regenerated.
1892 2016-06-02 Martin Liska <mliska@suse.cz>
1894 * predict.c (combine_predictions_for_bb): Fix first match in
1895 cases where a first predictor contains more than one occurence
1896 in list of predictors. Take the best value in such case.
1898 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1900 PR rtl-optimization/71295
1901 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
1902 offset would go over the size of the inner mode reject it.
1904 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1906 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
1907 x=x,x and v=v,m instead of x=x,m.
1909 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
1910 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
1911 alternative to v=rm,C.
1913 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
1914 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
1915 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
1916 instead of vex for the last two above mentioned alternatives.
1918 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1921 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
1923 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
1925 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
1927 2016-06-01 David Malcolm <dmalcolm@redhat.com>
1929 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
1930 from int to unsigned.
1932 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1934 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
1935 alternatives, eliminating preferred register class. Add support
1936 for the MTVSRDD instruction in ISA 3.0.
1937 (vsx_splat_v4si_internal): Use splat_input_operand instead of
1938 reg_or_indexed_operand.
1939 (vsx_splat_v4sf_internal): Likewise.
1941 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1944 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
1945 for loading up all 0's or all 1's.
1947 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
1949 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
1951 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
1953 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
1955 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
1956 * gcc.c (set_source_date_epoch_envvar): New function, sets
1957 the SOURCE_DATE_EPOCH environment variable to the current time.
1959 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1961 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
1962 the factor for live Phi nodes.
1964 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1966 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
1967 * tree-parloops.c (parallelize_loops): likewise.
1968 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
1969 tree_unswitch_outer_loop): likewise.
1971 2016-06-01 Jakub Jelinek <jakub@redhat.com>
1974 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
1975 around creation of the temporary.
1977 2016-06-01 Richard Biener <rguenther@suse.de>
1979 PR tree-optimization/71366
1980 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
1981 (unloop_loops): Move removing edges here ...
1982 (try_unroll_loop_completely): ... from here.
1983 (try_peel_loop): ... and here.
1984 (tree_unroll_loops_completely_1): Track parent loops via
1985 bitmap of header BBs.
1986 (tree_unroll_loops_completely): Adjust for that.
1988 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1990 * config/rs6000/altivec.h (vec_slv): New macro.
1991 (vec_srv): New macro.
1992 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
1993 (UNSPEC_VSRV): New value.
1996 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
1997 (vsrv): New builtin definition.
1998 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
1999 define argument types for new builtin.
2000 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2002 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2005 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2006 Jocelyn Mayer <l_indien@magic.fr>
2009 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2010 detect processor family for signature_CENTAUR_ebx.
2011 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2012 signature_CENTAUR_ebx.
2013 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2014 <default>: Pass x86-64 for has_longmode.
2016 2016-06-01 Nathan Sidwell <nathan@acm.org>
2018 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2021 2016-06-01 Richard Biener <rguenther@suse.de>
2023 PR tree-optimization/71261
2024 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2025 of stmts successfully put in the bool pattern. Remove
2026 single-use restriction.
2027 (adjust_bool_pattern_cast): Add cast at the use site via the
2028 pattern def sequence.
2029 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2030 of patterned defs. Use the pattern def seqence instead of
2031 multiple independent patterns.
2032 (sort_after_uid): New qsort compare function.
2033 (adjust_bool_stmts): New function to process stmts in the bool
2034 pattern in IL order.
2035 (vect_recog_bool_pattern): Adjust.
2036 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2037 (ifcvt_walk_pattern_tree): Likewise.
2038 (stmt_is_root_of_bool_pattern): Likewise.
2039 (ifcvt_repair_bool_pattern): Likewise.
2040 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2042 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2044 * loop-unroll.c (decide_unroll_constant_iterations,
2045 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2046 likely upper bounds.
2047 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2049 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2051 * tree-core.h (enum omp_clause_code): Remove
2052 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2054 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2056 * config/arm/sync.md (arm_store_exclusive<mode>):
2057 Use 'H' output modifier on operands[2] rather than creating a new
2058 entry in out-of-bounds memory of the operands array.
2059 (arm_store_release_exclusivedi): Likewise.
2061 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2063 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2064 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2065 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2066 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2068 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2070 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2071 into account live statements for mask producers.
2073 2016-06-01 Richard Biener <rguenther@suse.de>
2075 PR tree-optimization/71311
2076 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2077 restrict to non-INTEGER_CST @0.
2079 2016-06-01 Richard Biener <rguenther@suse.de>
2081 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2082 (relational patterns): Use :c to avoid pattern duplications.
2084 2016-06-01 Richard Biener <rguenther@suse.de>
2086 * genmatch.c (comparison_code_p): New predicate.
2087 (swap_tree_comparison): New function.
2088 (commutate): Add for_vec parameter to append new for entries.
2089 Support commutating relational operators by swapping it alongside
2091 (lower_commutative): Adjust.
2092 (dt_simplify::gen): Do not pass artificial operators to gen
2094 (decision_tree::gen): Do not add artificial operators as parameters.
2095 (parser::parse_expr): Verify operator commutativity when :c is
2096 applied. Allow :C to override this.
2097 * match.pd: Adjust patterns to use :C instead of :c where required.
2099 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2101 PR tree-optimization/71077
2102 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2103 the combining step, use boolean_false_node and boolean_true_node
2104 as the designated false/true return values.
2106 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2108 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2109 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2110 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2113 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2115 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2116 of flags impliying the register renaming.
2117 * toplev.c (process_options): Do not imply flag_rename_registers with
2120 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2122 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2123 default implementation.
2125 2016-05-31 Nathan Sidwell <nathan@acm.org>
2127 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2129 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2131 * config/sh/constraints.md (b): Remove constraint.
2132 * config/sh/predicates.md (arith_reg_operand): Remove
2134 * config/sh/sh-modes.def (PDI): Remove.
2135 * config/sh/sh.c (sh_target_reg_class,
2136 sh_optimize_target_register_callee_saved): Remove functions.
2137 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2138 (sh_expand_epilogue): Update comment.
2139 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2140 sh_secondary_reload): Remove TARGET_REGS related code.
2141 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2142 TARGET_REGISTER_P): Remove macros.
2143 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2144 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2145 TR1_REG, TR2_REG): Remove constants.
2146 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2148 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2150 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2151 define_expand patterns.
2152 (adddi3_compact): Rename to adddi3.
2153 (subdi3_compact): Rename to subdi3.
2154 (*negdi2): Rename to negdi2.
2155 (*abs<mode>2): Rename to abs<mode>2.
2157 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2159 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2160 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2161 (atomic_sub_fetchsi): ... this new pattern.
2162 (mvtc): Add CC_REG clobber.
2164 2016-05-31 Marek Polacek <polacek@redhat.com>
2166 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2168 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2170 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2171 aarch64_fusion_enabled_p to check for fusion capabilities.
2173 2016-05-31 Richard Biener <rguenther@suse.de>
2175 PR tree-optimization/71352
2176 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2177 minus one and a negate.
2179 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2181 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2182 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2184 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2185 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2186 Remove use of aarch64_simd_attr_length_move, set length attribute
2188 (*aarch64_be_movoi): Likewise.
2189 (*aarch64_be_movci): Likewise.
2190 (*aarch64_be_movxi): Likewise.
2192 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2194 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2195 It no longer does that.
2196 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2198 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2200 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2201 attribute __unused__.
2203 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2205 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2206 * config/arm/arm.c (arm_arch_thumb1): Define.
2207 (arm_option_override): Initialize arm_arch_thumb1.
2208 * config/arm/arm.h (arm_arch_thumb1): Declare.
2209 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2210 support Thumb-1 ISA.
2212 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2215 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2216 `Yv' for scalar operand.
2218 2016-05-31 Tom de Vries <tom@codesourcery.com>
2220 PR tree-optimization/69068
2221 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2222 phis with more than two args.
2224 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2226 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2227 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2230 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2232 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2234 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2236 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2237 cpu_32, cpu_64, tune_32 and tune_64.
2238 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2240 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2242 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2244 2016-05-30 Andi Kleen <ak@linux.intel.com>
2246 * auto-profile.c (read_profile): Replace asserts with errors
2247 when file does not exist.
2248 * gcov-io.c (gcov_read_words): Dito.
2250 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2252 * tree-cfg.c (print_loop): Print likely upper bounds.
2254 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2256 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2257 * opts.c (default_options): Enable peel loops at -O3.
2258 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2259 (try_peel_loop): Do not re-peel already peeled loops;
2260 use likely upper bounds; fix profile updating.
2261 (pass_complete_unroll::execute): Initialize peeled_loops.
2263 2016-05-30 Martin Liska <mliska@suse.cz>
2265 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2266 computed costs by frequency of BB they belong to.
2267 (get_scaled_computation_cost_at): New function.
2269 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2270 Marc Glisse <marc.glisse@inria.fr>
2272 PR tree-optimization/71289
2273 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2275 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2277 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2279 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2281 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2282 for peeled copies; avoid underflow when updating estimates; correctly
2285 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2287 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2288 r236875. Corrected oe3 to oe2 as obvious.
2290 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2294 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2295 that inserted stmt will not dominate stmts that defines its operand.
2296 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2297 (rewrite_expr_tree_parallel): Likewise.
2299 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2302 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2303 all fields including stmt_to_insert are swapped.
2305 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2307 * predict.h (force_edge_cold): Declare.
2308 * predict.c (force_edge_cold): New function.
2309 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2311 (canonicalize_loop_induction_variables): Fix formating.
2313 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2315 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2316 (visium_expand_copysign): Use gen_int_mode directly.
2317 (visium_compute_frame_size): Minor tweaks.
2319 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2321 * tree-vect-loop.c (vect_analyze_loop_2): Use
2322 likely_max_stmt_executions_int.
2324 2016-05-30 Tom de Vries <tom@codesourcery.com>
2326 PR tree-optimization/69067
2327 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2329 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2332 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2333 New peepholes to remove unneeded fild/fistp pairs.
2334 (define_peephole2 atomic_loaddi_fpu): Ditto.
2336 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2338 * predict.c (maybe_hot_frequency_p): Avoid division.
2340 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2342 * doc/install.texi: Use https for shop.fsf.org.
2344 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2346 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2347 likely_max_stmt_executions_int.
2349 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2351 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2352 likely_max_stmt_executions_int.
2354 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2356 * profile.c (compute_branch_probabilities): Do not report hitrates
2358 (branch_prob): Report hitrates here.
2359 * predict.c (gimple_predict_edge): Do not assert profile status;
2360 fix formatting issues.
2362 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2364 * predict.c (edge_predicted_by_p): New function.
2365 (predict_paths_for_bb): Do not put multiple predictions of the same type
2368 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2370 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2373 2016-05-28 Alan Modra <amodra@gmail.com>
2375 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2377 2016-05-28 Alan Modra <amodra@gmail.com>
2379 PR rtl-optimization/71275
2380 * ira.c (ira): Free dominance info.
2382 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2384 * doc/sourcebuild.texi: New address for upstream Go repository.
2386 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2388 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2389 (TARGET_ARM_V7M): Likewise.
2391 2016-05-26 Jeff Law <law@redhat.com>
2393 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2394 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2395 * passes.def: Add jump threading passes before DOM/VRP.
2396 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2397 argument to a basic block from an edge. Remove tests which are
2399 (pass_data_thread_jumps, class pass_thread_jumps): New.
2400 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2401 (make_pass_thread_jumps): Likewise.
2402 * tree-pass.h (make_pass_thread_jumps): Declare.
2404 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2406 * config/visium/visium-protos.h (split_double_move): Rename into...
2407 (visium_split_double_move): ...this.
2408 (visium_split_double_add): Declare.
2409 * config/visium/visium.c (split_double_move): Rename into...
2410 (visium_split_double_move): ...this.
2411 (visium_split_double_add): New function.
2412 (visium_expand_copysign): Renumber operands for consistency.
2413 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2414 (DFmode move splitter): Likewise.
2415 (*addi3_insn): Split by means of visium_split_double_add.
2416 (*adddi3_insn_flags): Delete.
2417 (*plus_plus_sltu<subst_arith>): New insn.
2418 (*subdi3_insn): Split by means of visium_split_double_add.
2419 (subdi3_insn_flags): Delete.
2420 (*minus_minus_sltu<subst_arith>): New insn.
2421 (*negdi2_insn): Split by means of visium_split_double_add.
2422 (*negdi2_insn_flags): Delete.
2424 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2426 * configure.ac: Treat a --with-headers option without argument
2427 the same as the default (i.e. consult sys-include directory).
2428 * configure: Regenerate.
2430 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2432 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2433 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2435 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2436 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2438 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2441 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2442 tree-stdarg analysis results.
2443 (aarch64_setup_incoming_varargs): Likewise.
2445 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2447 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2448 va_list_gpr_counter_field and va_list_fpr_counter_field.
2450 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2453 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2454 * config/aarch64/aarch64.c
2455 (aarch64_cannot_change_mode_class): Remove function.
2456 * config/aarch64/aarch64-protos.h
2457 (aarch64_cannot_change_mode_class): Remove.
2459 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2461 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2462 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2463 get_likely_max_loop_iterations_int): New.
2464 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2465 any_likely_upper_bound.
2466 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2468 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2469 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2471 (unroll_loop_constant_iterations): Likewise.
2472 (unroll_loop_runtime_iterations): Likewise.
2473 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2474 * lto-streamer-out.c (output_cfg): Likewise.
2475 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2477 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2478 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2479 (likely_max_loop_iterations): New.
2480 (likely_max_loop_iterations_int): New.
2481 (likely_max_stmt_executions): New.
2482 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2483 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2484 likely_max_stmt_executions): Declare.
2486 2016-05-27 Marek Polacek <polacek@redhat.com>
2489 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2491 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2493 * config/s390/s390.md (2x risbg splitters): Use
2494 reg_overlap_mentioned_p instead of rtx_equal_p.
2496 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2498 * combine.c (make_compound_operation): Take known zero bits into
2499 account when checking for possible zero_extend.
2501 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2503 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
2504 Use const_int_operand for operand 2 predicate. Simplify expand code
2507 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
2510 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
2513 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2515 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
2516 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
2517 that returns CC_SESWPmode and CC_ZESWPmode.
2518 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
2520 (aarch64_rtx_costs): Likewise.
2522 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2524 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2525 for ISA 3.0 min/max support.
2526 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2527 conditional move support.
2528 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2529 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2531 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2532 conditional moves where the comparison type is different from move
2534 (fp_minmax): New code iterator for smin/smax.
2535 (minmax): New code attributes for min/max.
2536 (SMINMAX): Likewise.
2537 (smax<mode>3): Combine min, max insns into one insn using the
2538 fp_minmax code iterator. Add support for ISA 3.0 min/max
2539 instructions that don't need -ffast-math.
2540 (s<minmax><mode>3): Likewise.
2541 (smax<mode>3_vsx): Likewise.
2542 (smin<mode>3): Likewise.
2543 (s<minmax><mode>3_vsx): Likewise.
2544 (smin<mode>3_vsx): Likewise.
2545 (pre-VSX min/max splitters): Likewise.
2546 (s<minmax><mode>3_fpr): Likewise.
2547 (movsfcc): Rewrite floating point conditional moves to combine
2548 SFmode/DFmode into a single insn.
2549 (mov<mode>cc): Likewise.
2550 (movdfcc): Likewise.
2551 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
2552 SFDF2 iterators to handle all combinations.
2553 (fseldfsf4): Likewise.
2554 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
2555 (fseldfdf4): Likewise.
2556 (fselsfdf4): Likewise.
2557 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
2558 comparison instructions that set a 0/-1 mask, and use it for
2559 floating point conditional move via XXSEL.
2560 (fpmask<mode>): Likewise.
2561 (xxsel<mode>): Likewise.
2562 * config/rs6000/predicates.md (min_max_operator): Delete, no
2564 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
2565 instructions that generate a 0/-1 mask for use with XXSEL.
2566 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
2567 say whether floating point min/max is available, either through
2568 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
2569 (TARGET_MINMAX_DF): Likewise.
2571 2016-05-27 Alan Modra <amodra@gmail.com>
2573 PR rtl-optimization/71275
2574 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
2575 for update_equiv_regs and combine_and_move_insns.
2577 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
2579 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
2580 if_then_else or cond RTXes to calculate attribute value.
2581 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
2582 <attr "length_immediate>: Ditto.
2583 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
2584 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
2585 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
2586 <attr "type">: Ditto.
2587 <attr "prefix_data16">: Ditto.
2588 <attr "prefix_extra">: Ditto.
2589 <attr "length_immediate">: Ditto.
2590 <attr "prefix">: Ditto.
2591 (vec_set<mode>_0) <attr "isa">: Ditto.
2592 <attr "prefix_extra">: Ditto.
2593 <attr "length_immediate">: Ditto.
2594 <attr "prefix">: Ditto.
2595 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
2596 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
2597 (sse2_storelpd) <attr "prefix_data16">: Ditto.
2598 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
2599 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
2600 <attr "length_immediate">: Ditto.
2601 <attr "prefix">: Ditto.
2602 (sse2_movsd) <attr "length_immediate">: Ditto.
2603 <attr "prefix">: Ditto.
2604 (vec_concatv2df) <attr "isa">: Ditto.
2605 <attr "prefix">: Ditto.
2606 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
2607 (*vec_extractv2di_1) <attr "isa">: Ditto.
2608 <attr "type">: Ditto.
2609 <attr "length_immediate">: Ditto.
2610 <attr "prefix_rex">: Ditto.
2611 <attr "prefix_extra">: Ditto.
2612 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
2613 <attr "prefix_extra">: Ditto.
2614 <attr "length_immediate">: Ditto.
2615 (vec_concatv2di) <attr "isa">: Ditto.
2616 <attr "prefix_extra">: Ditto.
2617 <attr "length_immediate">: Ditto.
2618 <attr "prefix">: Ditto.
2620 2016-05-26 Martin Liska <mliska@suse.cz>
2622 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
2624 (operator+): Likewise.
2625 (operator-): Likewise.
2626 (comp_cost::operator+=): Likewise.
2627 (comp_cost::operator-=): Likewise.
2628 (comp_cost::operator/=): Likewise.
2629 (comp_cost::operator*=): Likewise.
2630 (operator<): Likewise.
2631 (operator==): Likewise.
2632 (operator<=): Likewise.
2634 (infinite_cost_p): Likewise.
2635 (add_costs): Likewise.
2636 (sub_costs): Likewise.
2637 (compare_costs): Likewise.
2638 (set_group_iv_cost): Use the newly introduced functions.
2639 (get_address_cost): Likewise.
2640 (get_shiftadd_cost): Likewise.
2641 (force_expr_to_var_cost): Likewise.
2642 (split_address_cost): Likewise.
2643 (ptr_difference_cost): Likewise.
2644 (difference_cost): Likewise.
2645 (get_computation_cost_at): Likewise.
2646 (determine_group_iv_cost_generic): Likewise.
2647 (determine_group_iv_cost_address): Likewise.
2648 (determine_group_iv_cost_cond): Likewise.
2649 (autoinc_possible_for_pair): Likewise.
2650 (determine_group_iv_costs): Likewise.
2651 (cheaper_cost_pair): Likewise.
2652 (iv_ca_recount_cost): Likewise.
2653 (iv_ca_set_no_cp): Likewise.
2654 (iv_ca_set_cp): Likewise.
2655 (iv_ca_cost): Likewise.
2656 (iv_ca_new): Likewise.
2657 (iv_ca_dump): Likewise.
2658 (iv_ca_narrow): Likewise.
2659 (iv_ca_prune): Likewise.
2660 (iv_ca_replace): Likewise.
2661 (try_add_cand_for): Likewise.
2662 (try_improve_iv_set): Likewise.
2663 (find_optimal_iv_set): Likewise.
2665 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
2667 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
2668 that internal functions will clobber all caller-saved registers.
2670 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2672 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
2673 Return a better case_values_threshold when optimizing.
2675 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2677 * config/aarch64/aarch64-simd.md (aarch64_combinez):
2678 Add ? to integer variant.
2679 (aarch64_combinez_be): Likewise.
2681 2016-05-26 Jakub Jelinek <jakub@redhat.com>
2683 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
2684 instead of x constraint.
2685 (vcvtps2ph256<mask_name>): Likewise.
2687 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
2688 alternative. Formatting fix.
2690 * config/i386/sse.md
2691 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
2693 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
2694 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
2695 maybe_evex prefix instead of vex.
2696 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
2697 EXT_REX_SSE_REG_P (op0) case in the splitter.
2699 2016-05-25 Jeff Law <law@redhat.com>
2701 PR tree-optimization/71272
2702 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
2703 Update comments. Add test for empty path.
2705 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
2707 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
2708 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
2709 special case builtin.
2710 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2711 code for ALTIVEC_BUILTIN_VEC_CMPNE.
2712 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2713 for __builtin_vec_cmpne.
2715 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
2717 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
2718 redundant test and bail out if the type of the new operand is not
2719 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
2721 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2723 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
2724 (x_ix86_target_flags_explicit): Remove.
2725 * config/i386/i386.c (ix86_function_specific_save): Do not copy
2726 x_ix86_target_flags_explicit.
2727 (ix86_function_specific_restore): Ditto.
2729 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2730 H.J. Lu <hongjiu.lu@intel.com>
2733 * common/config/i386/i386-common.c
2734 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
2735 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
2736 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
2737 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
2738 (-mgeneral-regs-only): Add new option.
2739 * config/i386/i386.c (ix86_option_override_internal): Don't enable
2740 x87 instructions if only general registers are allowed.
2741 (ix86_target_string): Add ix86_flags argument. Handle additional
2742 flags options through ix86_flags argument. Update all callers.
2743 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
2745 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2747 PR rtl-optimization/66940
2748 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
2749 decrementing desired_val will not overflow before performing these
2752 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
2754 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
2755 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
2756 * config/i386/i386.c (enum ix86_builtins): Add
2757 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
2758 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
2759 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
2760 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
2761 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
2762 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
2763 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
2764 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
2765 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
2766 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
2767 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
2768 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
2769 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
2770 __builtin_ia32_cvtps2dq512_mask.
2771 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
2772 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
2773 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
2774 * config/i386/sse.md
2775 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
2777 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
2778 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
2780 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
2781 (avx512f_vec_pack_sfix_v8df): New define_expand.
2782 (avx512f_roundpd512): Rename to ...
2783 (avx512f_round<castmode>512): ... this. Change iterator.
2784 (avx512f_roundps512_sfix): New define_expand.
2785 (round<mode>2_sfix): Change iterator.
2787 2016-05-25 Nick Clifton <nickc@redhat.com>
2789 * config/msp430/msp430.c (msp430_attr): Produce an error if a
2790 static interrupt handler is detected.
2791 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
2792 default linker script.
2793 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
2794 the low part of a symbolic pointer.
2796 2016-05-25 Richard Biener <rguenther@suse.de>
2798 PR tree-optimization/71261
2799 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
2800 interesting stmt instead of immediate uses when looking
2801 for the use operand to replace.
2803 2016-05-25 Martin Liska <mliska@suse.cz>
2805 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
2807 2016-05-25 Richard Biener <rguenther@suse.de>
2809 PR tree-optimization/71264
2810 * tree-vect-stmts.c (vect_init_vector): Properly deal with
2813 2016-05-25 Martin Liska <mliska@suse.cz>
2815 PR tree-optimization/71239
2816 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
2817 if DECL_SIZE is NULL.
2819 2016-05-25 Richard Biener <rguenther@suse.de>
2821 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
2822 * tree-if-conv.c (pass_data_if_conversion): Use it.
2824 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2826 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
2827 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
2828 * varpool.c (varpool_node::get_availability): Likewise.
2830 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2832 * config/rs6000/altivec.md (VNEG iterator): New iterator for
2833 VNEGW/VNEGD instructions.
2834 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
2835 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
2836 support for ISA 3.0 VNEGW/VNEGD instructions.
2838 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2840 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
2841 pointers inside OACC_DATA regions.
2842 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
2843 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
2844 (gimplify_adjust_omp_clauses): Fix typo in comment.
2846 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2848 * config/rs6000/altivec.md (VParity): New mode iterator for vector
2849 parity built-in functions.
2850 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
2852 (p9v_parity<mode>2): Likewise.
2853 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
2855 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
2856 (parity<mode>2): ISA 3.0 expander for vector parity.
2857 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
2859 (BU_P9_64BIT_MISC_0): Likewise.
2860 (BU_P9_MISC_0): Likewise.
2861 (BU_P9V_AV_1): Likewise.
2862 (BU_P9V_AV_2): Likewise.
2863 (BU_P9V_AV_3): Likewise.
2864 (BU_P9V_AV_P): Likewise.
2865 (BU_P9V_VSX_1): Likewise.
2866 (BU_P9V_OVERLOAD_1): Likewise.
2867 (BU_P9V_OVERLOAD_2): Likewise.
2868 (BU_P9V_OVERLOAD_3): Likewise.
2869 (VCTZB): Add vector count trailing zeros support.
2873 (VPRTYBD): Add vector parity support.
2874 (VPRTYBQ): Likewise.
2875 (VPRTYBW): Likewise.
2876 (VCTZ): Add overloaded vector count trailing zeros support.
2877 (VPRTYB): Add overloaded vector parity support.
2878 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2879 overloaded vector count trailing zeros and parity instructions.
2880 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
2881 vector parity support.
2882 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
2883 trailing zeros support.
2884 (vec_cntlz): Likewise.
2885 (vec_vctzb): Likewise.
2886 (vec_vctzd): Likewise.
2887 (vec_vctzh): Likewise.
2888 (vec_vctzw): Likewise.
2889 (vec_vprtyb): Add ISA 3.0 vector parity support.
2890 (vec_vprtybd): Likewise.
2891 (vec_vprtybw): Likewise.
2892 (vec_vprtybq): Likewise.
2893 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2894 the ISA 3.0 vector count trailing zeros and vector parity built-in
2897 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2899 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
2900 when there is stmt_to_insert.
2902 2016-05-24 Martin Sebor <msebor@redhat.com>
2905 * tree.h (complete_or_array_type_p): New inline function.
2907 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2909 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
2910 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
2911 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
2913 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
2914 Limit 1st alternative to noavx isa, split 2nd alternative into one
2915 noavx and one avx alternative, use *x and Bm in the former and
2916 x and m in the latter.
2918 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
2919 of sse4 for the first alternative, drop %v from the template
2920 and d operand modifier. Split second alternative into one sse4_noavx
2921 and one avx alternative, use *x instead of *v in the former and v
2922 instead of *v in the latter.
2923 (*sse4_1_extractps): Use noavx isa instead of * for the first
2924 alternative, drop %v from the template. Split second alternative into
2925 one noavx and one avx alternative, use *x instead of *v in the
2926 former and v instead of *v in the latter.
2927 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
2928 with noavx and the last one with avx.
2929 (sse4_1_phminposuw): Guard first alternative with noavx isa,
2930 split the second one into one noavx and one avx alternative,
2931 use *x and Bm in the former and x and m in the latter one.
2932 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
2935 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
2936 first two alternatives to noavx, use *x instead of *v in the second
2937 one, add avx alternative without *.
2938 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
2939 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
2940 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
2942 2016-05-24 Jeff Law <law@redhat.com>
2944 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
2945 New function, extracted from...
2946 (fsm_find_control_statement_thread_paths): Here. Use the new function.
2947 Allow simple copies and constant initializations in the SSA chain.
2949 2016-05-24 Marek Polacek <polacek@redhat.com>
2952 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
2955 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2958 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
2959 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
2960 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
2961 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
2962 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
2964 2016-05-24 Richard Biener <rguenther@suse.de>
2966 PR tree-optimization/71240
2967 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
2970 2016-05-24 Richard Biener <rguenther@suse.de>
2972 PR tree-optimization/71230
2973 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
2975 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2977 * tree-vectorizer.h (vectorizable_comparison): Delete.
2978 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
2979 PURE_SLP_STMT check.
2980 * tree-vect-stmts.c (vectorizable_call): Likewise.
2981 (vectorizable_simd_clone_call): Likewise.
2982 (vectorizable_conversion): Likewise.
2983 (vectorizable_assignment): Likewise.
2984 (vectorizable_shift): Likewise.
2985 (vectorizable_operation): Likewise.
2986 (vectorizable_load): Likewise.
2987 (vectorizable_condition): Likewise.
2988 (vectorizable_store): Likewise. Assert that we don't have
2990 (vectorizable_comparison): Make static. Remove redundant
2991 PURE_SLP_STMT check.
2992 (vect_transform_stmt): Assert that we always have an slp_node
2995 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2997 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
2998 operands[2] against 1 with comparison against CONST1_RTX.
2999 (<shift>di3_neon): Likewise.
3000 * config/arm/predicates.md (const0_operand): Replace with comparison
3003 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3005 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3006 operands[2] against 1 with comparison against CONST1_RTX.
3007 (ashrdi3): Likewise.
3008 (lshrdi3): Likewise.
3009 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3011 (ashrsi3): Likewise.
3012 (lshrsi3): Likewise.
3013 (rotrsi3): Likewise.
3014 (define_split above *compareqi_eq0): Likewise.
3015 (define_split above "prologue"): Likewise.
3016 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3017 * config/arm/predicates.md (shift_operator): Likewise.
3018 (shift_nomul_operator): Likewise.
3019 (sat_shift_operator): Likewise.
3020 (thumb1_cmp_operand): Likewise.
3021 (const_neon_scalar_shift_amount_operand): Replace manual range
3022 check with IN_RANGE.
3023 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3024 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3026 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3028 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3029 with HOST_WIDE_INT_1.
3031 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3032 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3033 (arm_canonicalize_comparison): Likewise.
3034 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3036 (thumb1_size_rtx_costs): Likewise.
3037 (vfp_const_double_index): Replace cast of 1 to unsigned
3038 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3039 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3041 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3042 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3043 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3044 HOST_WIDE_INT with HOST_WIDE_INT_1.
3046 2016-05-24 Marek Polacek <polacek@redhat.com>
3048 * tree-cfg.h (should_remove_lhs_p): New predicate.
3049 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3050 * gimplify.c (gimplify_modify_expr): Likewise.
3051 * tree-cfg.c (verify_gimple_call): Likewise.
3052 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3053 * gimple-fold.c: Include "tree-cfg.h".
3054 (gimple_fold_call): Use should_remove_lhs_p.
3056 2016-05-24 Richard Biener <rguenther@suse.de>
3058 PR tree-optimization/71253
3059 * cfganal.h (control_dependences): Make robust against edge
3061 (control_dependences::control_dependences): Remove edge_list argument.
3062 (control_dependences::get_edge): Remove.
3063 (control_dependences::get_edge_src): Add.
3064 (control_dependences::get_edge_dest): Likewise.
3065 (control_dependences::m_el): Make a vector of edge src/dest index.
3066 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3067 (control_dependences::control_dependences): Likewise.
3068 (control_dependences::~control_dependence): Likewise.
3069 (control_dependences::get_edge): Remove.
3070 (control_dependences::get_edge_src): Add.
3071 (control_dependences::get_edge_dest): Likewise.
3072 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3074 (perform_tree_ssa_dce): Adjust.
3075 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3077 (pass_loop_distribution::execute): Adjust. Do loop destroying
3078 conditional on changed.
3080 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3083 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3084 return. Reindent transformation comment and mention the ARM state
3087 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3090 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3091 after build_and_add_sum creates new use stmt.
3093 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3095 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3096 load_lanes/grouped_load classification comes first. Don't check
3097 whether the vectorization factor is a multiple of the group size
3100 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3102 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3103 GROUP_GAP for single-element interleaving.
3104 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3107 2016-05-24 Richard Biener <rguenther@suse.de>
3111 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3112 bases which are accessed with non-invariant indices.
3113 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3114 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3116 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3119 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3120 (add_to_ops_vec): Add stmt_to_insert.
3121 (add_repeat_to_ops_vec): Init stmt_to_insert.
3122 (insert_stmt_before_use): New.
3123 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3125 (get_ops): Init stmt_to_insert.
3126 (maybe_optimize_range_tests): Likewise.
3127 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3128 (rewrite_expr_tree_parallel): Likewise.
3129 (reassociate_bb): Likewise.
3131 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3134 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3135 ISA 3.0 xxperm fusion alternative.
3136 (altivec_vperm_v8hiv16qi): Likewise.
3137 (altivec_vperm_<mode>_uns_internal): Likewise.
3138 (vperm_v8hiv4si): Likewise.
3139 (vperm_v16qiv8hi): Likewise.
3141 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3142 Kelvin Nilsen <kelvin@gcc.gnu.org>
3144 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3145 vpermr/xxpermr on ISA 3.0.
3146 (altivec_expand_vec_perm_le): Likewise.
3147 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3148 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3151 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3153 * config/i386/i386.h (IS_STACK_MODE): Enable for
3154 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3155 SSE_FLOAT_MODE_P macros.
3156 * config/i386/i386.c (ix86_preferred_reload_class): Use
3157 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3158 Cleanup regclass processing for CONST_DOUBLE_P.
3159 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3160 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3161 with IS_STACK_MODE macro.
3162 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3164 (*movdf_internal): Use IS_STACK_MODE macro.
3165 (*movsf_internal): Ditto.
3167 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3169 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3170 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3172 2016-05-23 Jeff Law <law@redhat.com>
3174 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3176 (fsm_find_control_statement_thread_paths): Call it.
3178 2016-05-23 Martin Jambor <mjambor@suse.cz>
3181 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3182 from_global_constant if t is not NULL.
3184 2016-05-23 Marek Polacek <polacek@redhat.com>
3187 * common.opt (Wswitch-unreachable): New option.
3188 * doc/invoke.texi: Document -Wswitch-unreachable.
3189 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3192 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3194 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3195 TMR_INDEX is non-NULL.
3197 2016-05-23 Richard Biener <rguenther@suse.de>
3199 PR tree-optimization/71230
3200 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3201 (try_special_add_to_ops): ... here. Always test for single-use.
3203 2016-05-23 Martin Jambor <mjambor@suse.cz>
3205 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3206 default block if a PHI node in the original one would be resized.
3208 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3210 PR tree-optimization/58135
3211 * tree-vect-slp.c: When group size is not multiple
3212 of vector size, allow splitting of store group at
3215 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3217 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3219 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3221 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3222 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3223 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3226 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3227 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3228 v constraint instead of x and vinserti32x4 insn.
3230 * config/i386/sse.md (i128vldq): New mode iterator.
3231 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3232 avx512dq and avx512vl alternatives.
3234 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3235 constraint, use maybe_evex prefix instead of vex.
3236 (vec_dupv4sf): Use v constraint instead of x for output
3237 operand except for noavx alternative, use Yv constraint
3238 instead of x for input. Use maybe_evex prefix instead of vex.
3239 (*vec_dupv4si): Likewise.
3240 (*vec_dupv2di): Likewise.
3242 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3245 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3246 (linearize_expr_tree): Call try_special_add_to_ops.
3247 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3249 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3251 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3252 to computed stack_usage.
3254 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3257 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3258 operand is subreg (symbol_ref) then move the symbol ref to register.
3260 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3262 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3264 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3267 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3270 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3272 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3273 ranges by calling get_single_symbol and tidy up. Look more closely
3274 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3276 2016-05-20 Jeff Law <law@redhat.com>
3278 * bitmap.c (bitmap_find_bit): Remove useless test.
3280 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3282 * function.c (thread_prologue_and_epilogue_insns): Commit the
3283 insertion of the epilogue.
3285 2016-05-20 Martin Jambor <mjambor@suse.cz>
3287 PR tree-optimization/70884
3288 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3289 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3290 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3291 of constant pool data as a reason for scalarization.
3293 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3295 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3296 for naked functions.
3297 (thumb1_expand_prologue): Likewise.
3299 2016-05-20 Nathan Sidwell <nathan@acm.org>
3301 * config/nvptx/nptx.c (nvptx_option_override): Only set
3302 flag_toplevel_reorder, if not explicitly specified. Set
3303 flag_no_common, unless explicitly specified.
3305 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3307 * calls.c (can_implement_as_sibling_call_p): Mark param
3308 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3310 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3312 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3313 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3314 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3316 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3317 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3320 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3322 * config/nvptx/nvptx.md (sincossf3): New pattern.
3324 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3326 * calls.c (maybe_complain_about_tail_call): New function.
3327 (initialize_argument_information): Call
3328 maybe_complain_about_tail_call when clearing *may_tailcall.
3329 (can_implement_as_sibling_call_p): Call
3330 maybe_complain_about_tail_call when returning false.
3331 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3332 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3333 if tail-call optimization fails.
3334 * cfgexpand.c (expand_call_stmt): Initialize
3335 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3336 * gimple-pretty-print.c (dump_gimple_call): Dump
3337 gimple_call_must_tail_p.
3338 * gimple.c (gimple_build_call_from_tree): Call
3339 gimple_call_set_must_tail with the value of
3340 CALL_EXPR_MUST_TAIL_CALL.
3341 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3342 (gimple_call_set_must_tail): New function.
3343 (gimple_call_must_tail_p): New function.
3344 * print-tree.c (print_node): Update printing of TREE_STATIC
3345 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3346 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3347 trailing comment listing applicable flags.
3348 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3350 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3352 * calls.c (expand_call): Move "Rest of purposes for tail call
3353 optimizations to fail" to...
3354 (can_implement_as_sibling_call_p): ...this new function, and
3355 split into multiple "if" statements.
3357 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3359 * cfgloop.h (expected_loop_iterations_unbounded,
3360 expected_loop_iterations): Unconstify.
3361 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3362 profile with known upper bound; return 3 when profile is absent.
3363 (expected_loop_iterations): Update.
3365 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3367 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3368 and get_max_loop_iterations_int.
3370 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3372 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3373 realistic upper bounds here.
3375 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3378 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3379 calls if the LHS is variable length or has addressable type.
3380 If targets[0]->decl is a noreturn call with void return type and
3381 zero arguments, adjust fntype and remove lhs in that case.
3383 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3385 PR tree-optimization/71079
3386 PR tree-optimization/71206
3387 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3389 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3391 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3392 (get_vec_alignment_for_array_decl): Likewise.
3393 (get_vec_alignment_for_record_decl): Likewise.
3394 (increase_alignment::execute): Move code to find alignment to
3395 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3396 (type_align_map): New hash_map.
3398 2016-05-20 Richard Guenther <rguenther@suse.de>
3400 PR tree-optimization/29756
3401 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3402 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3403 * fold-const.c (operand_equal_p): Likewise.
3404 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3405 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3406 * tree-inline.c (estimate_operator_cost): Likewise.
3407 * tree-pretty-print.c (dump_generic_node): Likewise.
3408 * tree-ssa-operands.c (get_expr_operands): Likewise.
3409 * cfgexpand.c (expand_debug_expr): Likewise.
3410 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3411 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3412 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3413 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3414 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3415 (execute_update_addresses_taken): Do it.
3417 2016-05-20 Richard Biener <rguenther@suse.de>
3419 PR tree-optimization/71185
3420 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3421 register operations.
3423 2016-05-20 Richard Biener <rguenther@suse.de>
3425 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3426 gimple_seq_add_seq_without_update.
3427 (release_bb_predicate): Assert we have no operands to free.
3428 (if_convertible_loop_p_1): Calculate post dominators later.
3429 Do not free BB predicates here.
3430 (combine_blocks): Do not recompute BB predicates.
3431 (version_loop_for_if_conversion): Save BB predicates around
3434 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3436 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3437 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3438 code. Ignore sibcalls on EDGE_IGNORE edges.
3439 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3440 on edges for sibcalls that run without prologue. The rest of the
3441 function is combined from...
3442 (fix_fake_fallthrough_edge): ... this, and ...
3443 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3444 function argument, make it a local variable.
3446 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3448 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3449 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3450 for 32-bit mode and SEH for 64-bit.
3451 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3452 TARGET_64BIT_DEFAULT.
3454 2016-05-19 Ryan Burn <contact@rnburn.com>
3456 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3457 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3459 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3461 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3462 force pending loads from memory.
3464 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3466 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3467 (UNSPEC_DARN_32): New unspec constant.
3468 (UNSPEC_DARN_RAW): New unspec constant.
3469 (darn_32): New instruction.
3470 (darn_raw): New instruction.
3471 (darn): New instruction.
3472 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3473 support and documentation for this macro.
3474 (BU_P9_MISC_1): New macro definition.
3475 (BU_P9_64BIT_MISC_0): New macro definition.
3476 (BU_P9_MISC_0): New macro definition.
3477 (darn_32): New builtin definition.
3478 (darn_raw): New builtin definition.
3479 (darn): New builtin definition.
3480 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3481 RS6000_BUILTIN_0 directives to surround each occurrence of
3482 #include "rs6000-builtin.def".
3483 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3484 RS6000_BTM_64BIT flags to the returned mask, depending on
3486 (def_builtin): Correct an error in the assignments made to the
3487 debugging variable attr_string.
3488 (rs6000_expand_builtin): Add support for no-operand built-in
3490 (builtin_function_type): Remove fatal_error assertion that is no
3492 (rs6000_common_init_builtins): Add support for no-operand built-in
3494 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3496 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3498 (RS6000_BTM_64BIT): New macro definition.
3499 * doc/extend.texi: Document __builtin_darn (void),
3500 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3503 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
3505 * tree-vect-loop.c (vect_analyze_loop_2): Use also
3506 max_loop_iterations_int.
3508 2016-05-19 Marek Polacek <polacek@redhat.com>
3510 PR tree-optimization/71031
3511 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3512 condition and adjust the code a bit.
3514 2016-05-19 Martin Liska <mliska@suse.cz>
3516 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
3517 auto_vec instead of vec.
3519 2016-05-19 Martin Liska <mliska@suse.cz>
3521 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
3523 2016-05-19 Martin Liska <mliska@suse.cz>
3525 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
3527 2016-05-19 Martin Liska <mliska@suse.cz>
3529 * ipa-pure-const.c (set_function_state): Remove an existing
3531 (remove_node_data): Do not free it as it's released
3532 in set_function_state.
3534 2016-05-19 Martin Liska <mliska@suse.cz>
3536 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
3539 2016-05-19 Martin Liska <mliska@suse.cz>
3541 * omp-simd-clone.c (simd_clone_adjust): Release vector.
3543 2016-05-19 Martin Liska <mliska@suse.cz>
3545 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
3546 an auto_vec instead of re-creating it.
3548 2016-05-19 Martin Liska <mliska@suse.cz>
3550 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
3551 auto_vec instead of vec.
3553 2016-05-19 Martin Liska <mliska@suse.cz>
3555 * lto-section-in.c (lto_get_section_data): Call
3556 lto_check_version with additional argument.
3557 * lto-streamer.c (lto_check_version): Add new argument.
3558 * lto-streamer.h (lto_check_version): Likewise.
3560 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3562 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
3563 Don't add cost of inner memory when handling sign-extended loads.
3565 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
3567 PR rtl-optimization/71148
3568 * cse.c (cse_main): Free dominance info.
3569 (rest_of_handle_cse): Don't free dominance info.
3570 (rest_of_handle_cse2): Likewise.
3571 (rest_of_handle_cse_after_global_opts): Likewise.
3573 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3576 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3577 NULL_TREE early if NEON is not available. Remove now redundant check
3578 in ARM_CHECK_BUILTIN_MODE.
3580 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
3583 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
3584 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
3585 * doc/cpp.texi: Document new macros.
3587 2016-05-19 Bin Cheng <bin.cheng@arm.com>
3589 PR tree-optimization/69848
3590 * tree-vect-loop.c (vectorizable_reduction): Don't factor
3591 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
3593 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3595 * function.c (thread_prologue_and_epilogue_insn): Move the
3596 "goto epilogue_done" one block later.
3598 2016-05-19 Richard Biener <rguenther@suse.de>
3600 PR tree-optimization/70729
3601 * passes.def: Move LIM pass before PRE. Remove no longer
3602 required copyprop and move first DCE out of the loop pipeline.
3604 2016-05-18 David Malcolm <dmalcolm@redhat.com>
3607 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
3608 (OBJS-libcommon-target): ...here.
3609 * opts-common.c: Include spellcheck.h.
3610 (cmdline_handle_error): Build a vec of valid options and use it
3611 to suggest provide hints for misspelled arguments.
3613 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3616 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
3617 lhs if it has TREE_ADDRESSABLE type.
3619 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
3622 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
3623 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
3625 2016-05-18 Martin Jambor <mjambor@suse.cz>
3628 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
3629 input for NOP_EXPR pass-through functions.
3630 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
3631 aggregate global constant VAR_DECLs in constant jump functions.
3633 2016-05-18 Martin Jambor <mjambor@suse.cz>
3636 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
3637 from TREE_READONLY parameters.
3639 2016-05-18 Martin Jambor <mjambor@suse.cz>
3642 * cgraph.h (cgraph_indirect_call_info): New field
3643 guaranteed_unmodified.
3644 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
3645 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3647 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
3648 pass the parameter value to ipa_find_agg_cst_for_param.
3649 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
3650 guaranteed_unmodified, store AA results there instead of bailing out
3652 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
3653 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
3654 (find_constructor_constant_at_offset): New function.
3655 (ipa_find_agg_cst_from_init): Likewise.
3656 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
3657 static initializers of contants, report back through a new paameter
3658 from_global_constant if that was the case.
3659 (try_make_edge_direct_simple_call): Also pass parameter value to
3660 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3662 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
3663 (ipa_read_indirect_edge_info): Likewise.
3664 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
3665 (ipa_load_from_parm_agg): Likewise.
3667 2016-05-18 Jiong Wang <jiong.wang@arm.com>
3669 PR rtl-optimization/71150
3670 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
3673 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3676 * config/rs6000/constraints.md (wE constraint): New constraint
3677 for a vector constant that can be loaded with XXSPLTIB.
3678 (wM constraint): New constraint for a vector constant of a 1's.
3679 (wS constraint): New constraint for a vector constant that can be
3680 loaded with XXSPLTIB and a vector sign extend instruction.
3681 * config/rs6000/predicates.md (xxspltib_constant_split): New
3682 predicates for wE/wS constraints.
3683 (xxspltib_constant_nosplit): Likewise.
3684 (easy_vector_constant): Add support for constants that can be
3685 loaded via XXSPLTIB.
3686 (all_ones_constant): New predicate for vector constant with all
3688 (splat_input_operand): Add support for ISA 3.0 word splat operations.
3689 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
3690 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
3691 instruction and possibly with a sign extension.
3692 (output_vec_const_move): Add support for XXSPLTIB. If we are
3693 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
3694 instead of XXLXOR/XXLORC.
3695 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
3697 (rs6000_legitimize_reload_address): Likewise.
3698 (rs6000_output_move_128bit): Use output_vec_const_move to emit
3700 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
3701 combine VSX_M and VSX_M2 into one iterator.
3703 (VSINT_84): New iterators for loading constants with XXSPLTIB.
3704 (VSINT_842): Likewise.
3705 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
3706 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
3707 XXSPLTIB instruction.
3708 (xxspltib_<mode>_nosplit): Likewise.
3709 (xxspltib_<mode>_split): New insn to load up constants with
3710 XXSPLTIB and a sign extend instruction.
3711 (vsx_mov<mode>): Replace single move that handled all vector types
3712 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
3713 moves (when -mvsx-timode is in effect) into the main vector
3714 moves. Eliminate separate moves for <VSr> <VSa>, where the
3715 preferred register class (<VSr>) is listed first, and the
3716 secondary register class (<VSa>) is listed second with a '?' to
3717 discourage use. Prefer loading 0/-1 in any VSX register for ISA
3718 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
3719 that if the register was involved in a slow operation, the
3720 clear/set operation does not wait for the slow operation to
3721 finish. Adjust the length attributes for 32-bit mode. Use
3722 rs6000_output_move_128bit and drop the use of the string
3723 instructions for 32-bit movti when -mvsx-timode is in effect. Use
3724 spacing so that the alternatives and attributes don't generate
3725 long lines, and put things in columns, so that it is easier to
3726 match up the operands and attributes with the insn alternatives.
3727 (vsx_mov<mode>_64bit): Likewise.
3728 (vsx_mov<mode>_32bit): Likewise.
3729 (vsx_movti_64bit): Fold movti into normal vector moves.
3730 (vsx_movti_32bit): Likewise.
3731 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
3733 (vsx_splat_v4si_internal): Likewise.
3734 (vsx_splat_v4sf_internal): Likewise.
3735 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
3736 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
3737 extend vector elements.
3738 (vsx_sign_extend_hi_<mode>): Likewise.
3739 (vsx_sign_extend_si_v2di): Likewise.
3740 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
3742 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
3743 constraints. Add trailing period to wL documentation.
3745 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
3748 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
3749 * tree-dfa.c (replace_abnormal_ssa_names): New function.
3750 * tree-call-cdce.c: Include tree-dfa.h.
3751 (can_guard_call_p): New function, extracted from...
3752 (can_use_internal_fn): ...here.
3753 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
3755 (shrink_wrap_one_built_in_call): Likewise.
3756 (use_internal_fn): Likewise.
3757 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
3758 and return void. Call replace_abnormal_ssa_names.
3759 (pass_call_cdce::execute): Check can_guard_call_p during the
3760 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
3761 will always change something.
3763 2016-05-18 Martin Jambor <mjambor@suse.cz>
3766 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
3767 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
3769 2016-05-18 Martin Jambor <mjambor@suse.cz>
3772 * ipa-inline.h (condition): New field size.
3773 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
3774 for comaprison and store it into the new condition.
3775 (evaluate_conditions_for_known_args): Use condition size to check
3776 access sizes for all but CHANGED conditions.
3777 (unmodified_parm_1): New parameter size_p, store access size into it.
3778 (unmodified_parm): Likewise.
3779 (unmodified_parm_or_parm_agg_item): Likewise.
3780 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
3781 (set_cond_stmt_execution_predicate): Extract access sizes and store
3783 (set_switch_stmt_execution_predicate): Likewise.
3784 (will_be_nonconstant_expr_predicate): Likewise.
3785 (will_be_nonconstant_predicate): Likewise.
3786 (inline_read_section): Stream condition size.
3787 (inline_write_summary): Likewise.
3789 2016-05-18 Richard Biener <rguenther@suse.de>
3791 * tree-ssa-loop-im.c (determine_max_movement): Properly add
3792 condition cost to PHI cost instead of total_cost.
3794 2016-05-18 Martin Liska <mliska@suse.cz>
3797 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
3800 2016-05-18 Richard Biener <rguenther@suse.de>
3802 * lto-streamer.h (LTO_major_version): Bump to 6.
3804 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3806 * function.c (make_split_prologue_seq, make_prologue_seq,
3807 make_epilogue_seq): New functions, factored out from...
3808 (thread_prologue_and_epilogue_insns): Here.
3810 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3812 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
3813 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
3814 of before. Add a comment.
3816 2016-05-18 Bin Cheng <bin.cheng@arm.com>
3818 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
3819 expression pointer, not pointer to the pointer.
3821 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3823 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
3824 (avx2_pbroadcast<mode>): Add another alternative with v instead
3825 of x constraints in it, using <pbroadcast_evex_isa> isa.
3826 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
3828 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
3829 constraint x instead of v in second alternative, add avx512bw
3832 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
3833 constraint x instead of v in second alternative, add avx512bw
3836 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
3837 constraint x instead of v in second alternative, add avx512bw
3840 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
3841 avx512bw alternative.
3843 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3845 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
3847 (define_insn "*andnottf3"): Ditto.
3848 (define_insn "*<code><mode>3"/any_logic): Ditto.
3849 (define_insn "*<code>tf3"/any_logic): Ditto.
3850 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
3851 operand to block AVX-512VL insn variant emit when it is not enabled.
3853 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3855 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
3856 constraint fot SF mode.
3858 2016-05-18 Petr Murzin <petr.murzin@intel.com>
3859 Kirill Yukhin <kirill.yukhin@intel.com>
3861 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
3863 (define_insn "rsqrt14<mode>"): Ditto.
3864 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
3865 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
3866 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
3867 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
3868 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
3870 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
3871 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
3872 * config/i386/i386.c (ix86_print_operand): Expand check for size
3873 override codes for Intel syntax.
3875 2016-05-18 Richard Biener <rguenther@suse.de>
3877 PR tree-optimization/71168
3878 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
3879 initialization earlier.
3881 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
3883 * config/aarch64/aarch64-simd.md
3884 (aarch64_reduc_plus_internal<mode>): Rename to...
3885 (reduc_plus_scal): ...This, and remove previous implementation.
3887 2016-05-18 Richard Biener <rguenther@suse.de>
3889 * passes.def: Put late dse and cd_dce in canonical order.
3891 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
3893 * ipa-inline-transform.c (preserve_function_body_p): Look for
3894 first non-thunk clone.
3895 (save_function_body): Save into first non-thunk.
3896 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
3898 (lto_output_node): Inline thunks don't need body in every
3900 * lto-streamer-in.c: Do not fixup thunk clones.
3901 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
3903 * tree-inline.c (copy_bb): Be prepared for target node to be new after
3906 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3909 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
3910 (reassociate_bb): Call transform_add_to_multiply.
3912 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3914 * config/aarch64/aarch64.c (all_extensions): Removed unused
3917 2016-05-17 Nathan Sidwell <nathan@acm.org>
3919 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
3920 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
3922 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
3924 PR tree-optimization/54579
3926 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
3928 2016-05-17 Marek Polacek <polacek@redhat.com>
3931 * tree-inline.c (expand_call_inline): Call
3932 maybe_remove_unused_call_args.
3934 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
3936 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
3937 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
3938 * doc/md.texi (fmin@var{m}3): Likewise.
3940 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3942 * match.pd (X & C): New transformation.
3944 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3946 * match.pd (~X & Y): New transformation.
3948 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3950 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
3951 information for new SSA_NAME.
3952 (simplify_conversion_using_ranges): Get range through get_range_info
3953 instead of get_value_range.
3955 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3957 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
3958 Remove inline assembly.
3959 (vmvn_s16): Likewise.
3960 (vmvn_s32): Likewise.
3961 (vmvn_u8): Likewise.
3962 (vmvn_u16): Likewise.
3963 (vmvn_u32): Likewise.
3964 (vmvnq_s8): Likewise.
3965 (vmvnq_s16): Likewise.
3966 (vmvnq_s32): Likewise.
3967 (vmvnq_u8): Likewise.
3968 (vmvnq_u16): Likewise.
3969 (vmvnq_u32): Likewise.
3970 (vmvn_p8): Likewise.
3971 (vmvnq_p16): Likewise.
3973 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3975 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
3977 (vmul_n_s16): Likewise.
3978 (vmul_n_s32): Likewise.
3979 (vmul_n_u16): Likewise.
3980 (vmul_n_u32): Likewise.
3981 (vmulq_n_f32): Likewise.
3982 (vmulq_n_f64): Likewise.
3983 (vmulq_n_s16): Likewise.
3984 (vmulq_n_s32): Likewise.
3985 (vmulq_n_u16): Likewise.
3986 (vmulq_n_u32): Likewise.
3988 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3990 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
3991 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
3993 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3995 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
3996 to *aarch64_fma4_elt_from_dup<mode>.
3997 (*aarch64_fnma4_elt_to_128df): Rename to
3998 *aarch64_fnma4_elt_from_dup<mode>.
3999 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4000 (vfms_n_f32): Likewise.
4001 (vfms_n_f64): Likewise.
4002 (vfmsq_n_f32): Likewise.
4003 (vfmsq_n_f64): Likewise.
4005 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4007 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4009 2016-05-17 Richard Biener <rguenther@suse.de>
4011 PR tree-optimization/71132
4012 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4013 Only add control dependences for blocks in the loop.
4014 (build_rdg): Adjust.
4015 (generate_code_for_partition): Return whether loop should
4016 be destroyed and delay that.
4017 (distribute_loop): Likewise.
4018 (pass_loop_distribution::execute): Record loops to be destroyed
4019 and perform delayed destroying of loops.
4021 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4024 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4026 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4028 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4030 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4033 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4034 insertion point for instructions generated by validize_mem.
4036 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4038 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4041 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4043 * config/aarch64/aarch64.c
4044 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4045 rather than a macro.
4047 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4049 * doc/invoke.texi (AArch64 Options): Various updates.
4051 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4053 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4054 into instrumentation thunks.
4055 * cif-code.def (CIF_CHKP): New.
4057 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4059 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4061 2016-05-16 Martin Jambor <mjambor@suse.cz>
4063 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4064 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4066 2016-05-16 Marek Polacek <polacek@redhat.com>
4068 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4071 2016-05-16 Martin Jambor <mjambor@suse.cz>
4074 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4075 the outlined kernel function.
4077 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4079 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4080 (ISA_HAS_DLSA): Ditto.
4082 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4084 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4086 2016-05-16 Nathan Sidwell <nathan@acm.org>
4088 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4089 (nvptx_name_replacement): Restore. Add comment.
4090 (write_fn_proto, write_fn_proto_from_insn,
4091 nvptx_output_call_insn): Restore
4092 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4094 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4096 * config/aarch64/aarch64.md
4097 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4098 (add<mode>3_compareC_imm): Likewise.
4099 (<optab>si3_uxtw): Split into register and immediate variants.
4100 (andsi3_compare0_uxtw): Likewise.
4101 (and<mode>3_compare0): Likewise.
4102 (and<mode>3nr_compare0): Likewise.
4103 (stack_protect_test_<mode>): Don't use %x for memory operands.
4105 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4107 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4109 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4111 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4112 Split integer shifts into shift_reg and bfm.
4113 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4114 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4115 (ror<mode>3_insn): Likewise.
4116 (<optab>si3_insn_uxtw): Likewise.
4117 (<optab><mode>3_insn): Change to rotate_imm.
4118 (extr<mode>5_insn_alt): Likewise.
4119 (extrsi5_insn_uxtw): Likewise.
4120 (extrsi5_insn_uxtw_alt): Likewise.
4122 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4124 * doc/tm.texi: Regenerate.
4125 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4126 (TARGET_INVALID_RETURN_TYPE): Remove.
4127 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4128 TARGET_INVALID_RETURN_TYPE.
4129 * target.def (invalid_parameter_type): Remove.
4130 (invalid_return_type): Remove.
4132 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4134 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4135 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4137 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4139 (preserve_function_body_p): No need to preserve function body
4140 * cif-codes.def (CIF_THUNK): Remove.
4141 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4143 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4145 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4147 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4149 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4152 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4154 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4155 (inline_small_functions): Do not look for function symbol when
4158 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4160 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4163 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4164 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4165 Jiong Wang <jiong.wang@arm.com>
4167 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4168 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4169 Define __ARM_FP16_ARGS when appropriate.
4170 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4172 (arm_invalid_return_type): Likewise.
4173 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4174 (TARGET_INVALID_RETURN_TYPE): Remove.
4175 (aapcs_vfp_sub_candidate): Allow HFmode.
4176 (aapcs_vfp_allocate): Add comment. Support HFmode.
4177 (aapcs_vfp_allocate_return_reg): Likewise.
4178 (struct aapcs_cp_arg_layout): Slightly reword comments for
4179 is_return_candidate and allocate_return_reg.
4180 (output_mov_vfp): Update assert.
4181 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4183 (arm_invalid_parameter_type): Remove.
4184 (amr_invalid_return_type): Remove.
4185 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4186 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4187 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4189 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4191 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4192 * config/aarch64/arch64-protos.h
4193 (aarch64_legitimize_reload_address): Remove.
4194 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4197 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4199 * configure.ac: Add ACX_NONCANONICAL_HOST.
4200 * configure: Regenerate.
4201 * Makefile.in: Set host_noncanonical.
4203 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4206 * config/i386/i386.md (*movtf_internal): Before register allocation,
4207 do not allow FP constants for CM_MEDIUM memory model, allow only
4208 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4209 (*movxf_internal): Ditto.
4210 (*movdf_internal): Ditto.
4211 (*movsf_internal): Ditto.
4213 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4215 PR rtl-optimization/67483
4216 * combine.c (make_compound_operation): Don't call extract_left_shift
4217 with negative shift amounts.
4219 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4222 * fold-const.c (fold_checksum_tree): Allow modification
4223 of TYPE_ALIAS_SET during folding.
4225 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4226 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4227 (ix86_split_to_parts): Likewise. Fix up formatting.
4229 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4231 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4232 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4235 2016-05-13 Nathan Sidwell <nathan@acm.org>
4237 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4238 (nvptx_name_replacement): Delete.
4239 (write_fn_proto, write_fn_proto_from_insn,
4240 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4241 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4242 * langhooks.c (add_builtin_funcction_common): Call
4243 targetm.mangle_decl_assembler_name.
4245 * config/nvptx/nvptx.c (write_fn_proto): Handle
4246 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4248 2016-05-13 Martin Liska <mliska@suse.cz>
4250 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4251 and PRIu64 in printf format.
4253 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4255 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4258 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4260 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4261 Change --param max-completely-peeled-times to
4262 --param max-completely-peel-times in dump file printing.
4264 2016-05-13 Richard Biener <rguenther@suse.de>
4266 PR tree-optimization/42587
4267 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4268 (find_bswap_or_nop_1): Likewise.
4269 (bswap_replace): Likewise.
4271 2016-05-13 Martin Liska <mliska@suse.cz>
4273 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4274 Initialize a variable with default value.
4276 2016-05-13 Martin Liska <mliska@suse.cz>
4278 * doc/invoke.texi: Enhance explanation of error recovery
4281 2016-05-13 Martin Liska <mliska@suse.cz>
4283 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4284 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4285 (iv_inv_expr_ent *).
4286 (struct iv_inv_expr_ent): Comment struct fields.
4287 (sort_iv_inv_expr_ent): New function.
4288 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4289 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4290 a hash_map between iv_inv_expr_ent and number of usages.
4291 (niter_for_exit): Fix coding style.
4292 (tree_ssa_iv_optimize_init): Use renamed variable.
4293 (determine_base_object): Fix coding style.
4294 (alloc_iv): Likewise.
4295 (find_interesting_uses_outside): Likewise.
4296 (add_candidate_1): Likewise.
4297 (add_standard_iv_candidates): Likewise.
4298 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4299 (prepare_decl_rtl): Fix coding style.
4300 (get_address_cost): Likewise.
4301 (get_shiftadd_cost): Likewise.
4302 (force_expr_to_var_cost): Likewise.
4303 (compare_aff_trees): Likewise.
4304 (get_expr_id): Restructure the function.
4305 (get_loop_invariant_expr_id): Renamed to
4306 get_loop_invariant_expr.
4307 (get_computation_cost_at): Replace usage of inv_expr_id with
4309 (get_computation_cost): Likewise.
4310 (determine_group_iv_cost_generic): Likewise.
4311 (determine_group_iv_cost_address): Likewise.
4312 (iv_period): Fix coding style.
4313 (iv_elimination_compare_lt): Likewise.
4314 (may_eliminate_iv): Likewise.
4315 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4317 (determine_group_iv_costs): Dump invariant expressions.
4318 (iv_ca_recount_cost): Use the newly added hash_map.
4319 (iv_ca_set_remove_invariants): Fix coding style.
4320 (iv_ca_set_add_invariants): Fix coding style.
4321 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4323 (iv_ca_set_cp): Likewise.
4324 (iv_ca_new): Initialize the newly added hash_map and remove
4325 initialization of fields.
4326 (iv_ca_free): Delete the hash_map.
4327 (iv_ca_dump): Dump invariant expressions.
4328 (iv_ca_extend): Fix coding style.
4329 (try_add_cand_for): Likewise.
4330 (create_new_ivs): Dump information about # of avg iterations and
4331 # of used invariant expressions.
4332 (rewrite_use_compare): Fix coding style.
4333 (free_loop_data): Set default value for max_inv_expr_id.
4335 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4337 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4338 returned value cse_cfg_altered computation.
4339 (rest_of_handle_cse2): Likewise.
4340 (rest_of_handle_cse_after_global_opts): Likewise.
4342 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4345 * config/arm/arm.c (arm32_output_mi_thunk): New.
4346 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4347 to split Thumb1 vs TARGET_32BIT functionality.
4348 (arm_thumb1_mi_thunk): New.
4350 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4352 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4355 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4358 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4360 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4362 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4363 (expand_builtin_trap): Emit a regular call.
4364 (set_builtin_user_assembler_name): Remove obsolete cases.
4365 * dse.c (scan_insn): Adjust.
4366 * except.c: Include calls.h.
4367 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4368 emit a regular call to setjmp.
4369 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4370 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4371 (emit_block_move_via_libcall): Delete.
4372 (block_move_fn): Delete.
4373 (init_block_move_fn): Likewise.
4374 (emit_block_move_libcall_fn): Likewise.
4375 (emit_block_op_via_libcall): New function.
4376 (set_storage_via_libcall): Tidy up and use memset builtin.
4377 (block_clear_fn): Delete.
4378 (init_block_clear_fn): Likewise.
4379 (clear_storage_libcall_fn): Likewise.
4380 (expand_assignment): Call emit_block_move_via_libcall.
4381 Do not include gt-expr.h.
4382 * expr.h (emit_block_op_via_libcall): Declare.
4383 (emit_block_copy_via_libcall): New inline function.
4384 (emit_block_move_via_libcall): Likewise.
4385 (emit_block_comp_via_libcall): Likewise.
4386 (block_clear_fn): Delete.
4387 (init_block_move_fn): Likewise.
4388 (init_block_clear_fn): Likewise.
4389 (emit_block_move_via_libcall): Likewise.
4390 (set_storage_via_libcall): Add default parameter value.
4391 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4392 (abort_libfunc): Delete.
4393 (memcpy_libfunc): Likewise.
4394 (memmove_libfunc): Likewise.
4395 (memcmp_libfunc): Likewise.
4396 (memset_libfunc): Likewise.
4397 (setbits_libfunc): Likewise.
4398 (setjmp_libfunc): Likewise.
4399 (longjmp_libfunc): Likewise.
4400 (profile_function_entry_libfunc): Likewise.
4401 (profile_function_exit_libfunc): Likewise.
4402 (gcov_flush_libfunc): Likewise.
4403 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4404 and DECL_VISIBILITY on the declaration.
4405 (init_optabs): Do not initialize obsolete libfuncs.
4406 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4407 * tree-core.h (ECF_RET1): Define.
4408 (ECF_TM_PURE): Adjust.
4409 (ECF_TM_BUILTIN): Likewise.
4410 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4411 (build_common_builtin_nodes): Initialize abort builtin.
4412 Add ECF_RET1 on memcpy, memmove and memset builtins.
4413 Pass final flags for alloca and alloca_with_align builtins.
4414 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4416 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4417 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4418 set_storage_via_libcall and call emit_block_copy_via_libcall.
4420 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4422 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4423 DImode before it is passed to ix86_output_call_operand.
4424 (*call_value_got_x32): Ditto for operand 1.
4426 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4428 PR rtl-optimization/70904
4429 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4430 reload for wide mode.
4432 2016-05-12 Marek Polacek <polacek@redhat.com>
4435 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4436 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4437 * langhooks.h (incomplete_type_error): Likewise.
4438 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4439 parameter, pass it down to incomplete_type_error.
4440 * tree.h (size_in_bytes): New inline overload.
4441 (size_in_bytes_loc): Renamed from size_in_bytes.
4443 2016-05-12 Richard Biener <rguenther@suse.de>
4445 PR tree-optimization/71059
4446 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4447 nary before looking up or entering the expression into the VN
4449 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4450 Make sure to re-use NARYs without result as inserted by
4453 2016-05-12 Richard Biener <rguenther@suse.de>
4455 PR tree-optimization/71062
4456 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4458 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4459 vars_contains_restrict if the var is a restrict tag.
4460 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4461 do not disambiguate pointers against it.
4462 (dump_points_to_solution): Re-structure and adjust for new
4463 vars_contains_restrict flag.
4464 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4466 2016-05-12 Martin Liska <mliska@suse.cz>
4468 * doc/invoke.texi: Explain connection between
4469 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4471 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4473 PR tree-optimization/71006
4474 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4475 consider COND_EXPR as a mask producer.
4477 2016-05-12 Marek Polacek <polacek@redhat.com>
4480 * opts.c (common_handle_option): Detect missing argument for --help^.
4482 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4485 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4486 when popping the PC and within an interrupt handler routine.
4487 Add missing tab to output of "ldmfd".
4488 (output_return_instruction): Output LDMFD with SP update rather
4489 than POP when returning from interrupt handler.
4491 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4493 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4494 TARGET_64BIT && TARGET_AVX512DQ.
4495 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4496 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4497 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4498 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4499 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4500 (*vec_extractv4si_zext): Add avx512dq alternative.
4501 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
4502 use v instead of x constraint in other alternatives where possible.
4504 * config/i386/sse.md (sse2_loadld): Use v instead of x
4505 constraint in alternatives 0,1,4.
4507 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
4508 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
4509 v constraints instead of x and <pinsr_evex_isa> isa attribute.
4512 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
4513 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
4514 is not emitted unless TARGET_AVX512BW.
4515 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
4516 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
4517 for the result operand.
4519 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
4520 constraint instead of x in avx alternatives. Use maybe_evex instead
4523 * config/i386/constraints.md (Yv): New constraint.
4524 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
4525 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
4526 * config/i386/i386.md (avx512fvecmode): New mode attr.
4527 (*pushtf): Use v constraint instead of x.
4528 (*movtf_internal): Likewise. For TARGET_AVX512VL and
4529 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
4530 (*absneg<mode>2): Use Yv constraint instead of x constraint.
4531 (*absnegtf2_sse): Likewise.
4532 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
4533 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
4534 avx512f alternatives.
4535 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
4537 2016-05-12 Richard Biener <rguenther@suse.de>
4539 PR tree-optimization/71060
4540 * tree-data-ref.c (initialize_data_dependence_relation): Do not
4541 require exact match of DR_BASE_OBJECT but only matching address and
4544 2016-05-12 Richard Biener <rguenther@suse.de>
4546 PR tree-optimization/70986
4547 * cfganal.c: Include cfgloop.h.
4548 (dfs_find_deadend): Prefer to take edges exiting loops.
4550 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4552 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
4553 compile and run time.
4555 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
4558 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
4560 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
4562 * config/i386/i386.c (legitimize_pic_address): Use
4563 copy_to_suggested_reg instead of gen_movsi.
4565 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4567 * config/rs6000/predicates.md (quad_memory_operand): Move most of
4568 the code into quad_address_p and call it to share code with
4569 vsx_quad_dform_memory_operand.
4570 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
4572 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
4573 bit instead of being a separate word. Split -mpower9-dform into
4574 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4575 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
4576 for the register class supporting 128-bit quad word memory offsets.
4577 (mode_supports_vsx_dform_quad): Helper function to return if the
4578 register class uses quad word memory offsets.
4579 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
4580 (rs6000_debug_reg_global): Always print if we are using LRA or not.
4581 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
4582 instructions are enabled, set up the appropriate addr_masks for
4584 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
4585 -mpower9-dform-scalar, instead of -mpower9-dform.
4586 (rs6000_option_override_internal): Split -mpower9-dform into two
4587 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
4588 -mpower9-dform switch sets or clears both. If we are not using
4589 the LRA register allocator, do not enable -mpower9-dform-vector by
4590 default. If we are using LRA, enable -mpower9-dform-vector and
4591 -mvsx-timode if it is appropriate. Issue a warning if either
4592 -mpower9-dform-vector or -mvsx-timode are explicitly used without
4594 (quad_address_offset_p): New helper function to return if the
4595 offset is legal for quad word memory instructions.
4596 (quad_address_p): New function to determin if GPR or vector
4597 register quad word memory addresses are legal.
4598 (mem_operand_gpr): Validate quad word address offsets.
4599 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
4600 d-form (register + offset) instructions.
4601 (offsettable_ok_by_alignment): Likewise.
4602 (rs6000_legitimate_offset_address_p): Likewise.
4603 (legitimate_lo_sum_address_p): Likewise.
4604 (rs6000_legitimize_address): Likewise.
4605 (rs6000_legitimize_reload_address): Add more debug statements for
4607 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
4608 d-form instructions.
4609 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
4610 d-form instructions. Distinguish different cases in debug
4611 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
4612 d-form instructions.
4613 (rs6000_preferred_reload_class): Likewise.
4614 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
4615 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
4616 of the ISA 2.06 indexed memory instructions.
4617 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
4618 use them to save/restore the saved vector registers instead of
4619 using Altivec instructions.
4620 (rs6000_emit_epilogue): Likewise.
4621 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
4622 (rs6000_opt_masks): Split -mpower9-dform into
4623 -mpower9-dform-scalar and -mpower9-dform-vector.
4624 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
4626 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
4627 ISA 3.0 vector indexed memory instructions, and fold the code into
4628 the normal mov<mode> patterns.
4629 (p9_vecstore_<mode>): Likewise.
4630 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
4632 (vsx_movti_64bit): Likewise.
4633 (vsx_movti_32bit): Likewise.
4634 * config/rs6000/constraints.md (wO constraint): New constraint for
4635 ISA 3.0 vector d-form support.
4636 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
4637 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
4638 include -mpower9-dform-vector until we switch over to LRA.
4639 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
4640 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4641 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
4642 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4643 for -mpower9-dform and -mlra.
4644 * doc/md.texi (wO constraint): Document wO constraint.
4646 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
4648 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
4649 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
4650 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
4651 Move handling of non-insn arguments inline into the sole user:
4652 (output_trans_func): ...here.
4653 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
4654 in emitted function prototype.
4655 (output_internal_insn_latency_func): Ditto. Simplify.
4656 (output_internal_maximal_insn_latency_func): Ditto. Delete
4657 always-unused argument.
4658 (output_insn_latency_func): Ditto.
4659 (output_maximal_insn_latency_func): Ditto.
4661 2016-05-11 Richard Biener <rguenther@suse.de>
4663 PR tree-optimization/71055
4664 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
4665 sth with precision not equal to access size verify we don't chop
4668 2016-05-11 Richard Biener <rguenther@suse.de>
4671 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
4672 (dwarf2out_finish): Move retry_incomplete_types call ...
4673 (dwarf2out_early_finish): ... here.
4675 2016-05-11 Richard Biener <rguenther@suse.de>
4678 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
4679 if the langhook insists on it.
4680 * fold-const.c (make_bit_field_ref): Add arg for the original
4681 reference and preserve its alias-set.
4682 (decode_field_reference): Take exp by reference and adjust it
4683 to the original memory reference.
4684 (optimize_bit_field_compare): Adjust callers.
4685 (fold_truth_andor_1): Likewise.
4686 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
4688 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4691 * cfgrtl.h (delete_insn_and_edges): Now return bool.
4692 * cfgrtl.c (delete_insn_and_edges): Likewise.
4693 * config/i386/i386.c (convert_scalars_to_vector): Remove
4695 * cse.c (cse_insn): Compute cse_cfg_altered.
4696 (delete_trivially_dead_insns): Likewise.
4697 (cse_cc_succs): Likewise.
4698 (rest_of_handle_cse): Free dominance info if required.
4699 (rest_of_handle_cse2): Likewise.
4700 (rest_of_handle_cse_after_global_opts): Likewise.
4702 2016-05-11 Alan Modra <amodra@gmail.com>
4704 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
4705 abi_v4_pass_in_fpr): New functions.
4706 (rs6000_function_arg_boundary): Exclude complex IBM long double
4707 from 64-bit alignment when ABI_V4.
4708 (rs6000_function_arg, rs6000_function_arg_advance_1,
4709 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
4711 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
4713 PR rtl-optimization/71028
4714 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
4715 jump with just a return in the fallthrough block if the branch
4716 block contains just a return as well.
4718 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
4720 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
4721 * match.pd ((X & Y) ^ Y): ... this.
4722 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
4723 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
4725 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4727 * read-md.c (require_char_ws): New function.
4728 (read_string): Simplify using require_char_ws.
4729 (handle_constants): Likewise.
4730 (handle_enum): Likewise.
4731 (handle_file): Likewise.
4732 * read-md.h (require_char_ws): New declaration.
4733 * read-rtl.c (read_conditions): Simplify using require_char_ws.
4734 (read_mapping): Likewise.
4735 (read_rtx_code): Likewise.
4736 (read_nested_rtx): Likewise.
4738 2016-05-10 James Norris <jnorris@codesourcery.com>
4740 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
4741 if offloading is enabled and -fopenacc or -fopenmp is specified.
4742 (CRTOFFLOADEND): Likewise.
4743 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
4744 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
4746 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
4748 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
4749 gotoff_operand code paths. Use copy_to_suggested_regs and
4750 expand_simple_binop where appropriate. Cleanup.
4752 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4755 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
4757 (dimode_scalar_chain::vector_const_cost): New.
4758 (dimode_scalar_chain::compute_convert_gain): Handle constants.
4759 (dimode_scalar_chain::convert_op): Likewise.
4760 (dimode_scalar_chain::convert_insn): Likewise.
4762 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4764 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
4765 unary operation, not a binary one.
4767 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4770 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
4771 calls with type casted fndecl.
4773 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4775 PR tree-optimization/70786
4776 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
4777 * calls.c (initialize_argument_information): Bind bounds
4778 with corresponding args passed by reference.
4780 2016-05-10 Jakub Jelinek <jakub@redhat.com>
4783 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
4784 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
4785 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
4788 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4791 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
4792 code for a zero scale factor.
4793 (vsx_xvcvdpuxds_scale): Likewise.
4795 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4797 * diagnostic-show-locus.c (layout::layout): Call show_ruler
4798 if show_ruler_p was set on the context.
4799 (layout::show_ruler): New method.
4800 * diagnostic.h (struct diagnostic_context): Add field
4803 2016-05-10 Richard Biener <rguenther@suse.de>
4805 PR tree-optimization/71039
4806 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
4807 (chk_uses): New function.
4808 (propagate_with_phi): Verify we can safely replicate the lhs of an
4809 aggregate assignment on all incoming edges.
4811 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
4813 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
4815 (rx_atomic_sequence): New class.
4816 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
4817 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
4819 (rx_atomic_sequence::rx_atomic_sequence,
4820 rx_atomic_sequence::~rx_atomic_sequence): New functions.
4821 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
4822 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
4823 CTRLREG_INTB): New constants.
4824 (FETCHOP): New code iterator.
4825 (fethcop_name, fetchop_name2): New iterator code attributes.
4826 (QIHI): New mode iterator.
4827 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
4828 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
4829 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
4831 2016-05-10 Martin Liska <mliska@suse.cz>
4833 * tree-inline.c (remap_dependence_clique): Do not remap
4834 debugging statements.
4836 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4838 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
4839 ("*fixuns_truncdfdi2_z13")
4840 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
4841 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
4842 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
4844 2016-05-10 Richard Biener <rguenther@suse.de>
4846 PR tree-optimization/70497
4847 PR tree-optimization/28367
4848 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
4850 (visit_reference_op_load): ... here.
4851 (vn_reference_lookup_3): Use it to handle subreg-like accesses
4852 with simplified BIT_FIELD_REFs.
4853 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
4854 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
4857 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4859 * dwarf2out.c (add_abstract_origin_attribute): Adjust
4860 documentation comment. For BLOCK nodes, add a
4861 DW_AT_abstract_origin attribute that points to the DIE generated
4862 for the origin BLOCK.
4863 (gen_lexical_block_die): Call add_abstract_origin_attribute for
4864 blocks from inlined functions.
4866 2016-05-10 Alan Modra <amodra@gmail.com>
4869 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
4870 regrename modifying insns saving lr before __morestack call.
4871 * config/rs6000/rs6000.md (split_stack_return): Similarly for
4872 insns restoring lr after __morestack call.
4874 2016-05-09 Jakub Jelinek <jakub@redhat.com>
4876 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
4877 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
4879 * config/i386/sse.md (vec_interleave_high<mode>,
4880 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
4881 <avx512>_vpermt2var<mode>3_maskz): Likewise.
4883 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4885 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
4886 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
4887 parallel reassociation for power8 and forward.
4889 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
4891 * config/i386/i386.md (absneg splitters with general regs): Use
4892 general_reg_operand predicate.
4893 (btsq peephole2): Use x86_64_immediate_operand to check if new
4894 value is suitable for immediate operand. Generate emitted insn
4895 using RTL expressions.
4896 (btcq peephole2): Ditto.
4897 (btrq peephole2): Ditto. Generate correct immediate operand
4900 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4902 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
4905 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4907 * tree-affine.c (wide_int_constant_multiple_p): Add missing
4908 pointer dereference.
4910 2016-05-09 Richard Biener <rguenther@suse.de>
4912 PR tree-optimization/70985
4913 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
4914 op0 isn't a gimple register.
4916 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
4918 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
4919 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
4920 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
4921 (i6400_fpu_mult): New cpu units.
4922 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
4923 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
4924 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
4925 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
4926 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
4927 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
4928 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
4929 (i6400_msa_long_float4, i6400_msa_long_float5)
4930 (i6400_msa_long_float8, i6400_msa_fdiv_df)
4931 (i6400_msa_fdiv_sf): New reservations.
4932 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
4933 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
4934 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
4935 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
4936 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
4937 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
4938 (msa_short_cmp, msa_short_float2, msa_short_logic3)
4939 (msa_short_store4, msa_long_load, msa_short_store)
4940 (msa_long_logic, msa_long_float2, msa_long_float4)
4941 (msa_long_float5, msa_long_float8, msa_long_mult)
4942 (msa_long_fdiv, msa_long_div): New reservations.
4944 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
4945 Sameera Deshpande <sameera.deshpande@imgtec.com>
4946 Matthew Fortune <matthew.fortune@imgtec.com>
4947 Graham Stott <graham.stott@imgtec.com>
4948 Chao-ying Fu <chao-ying.fu@imgtec.com>
4950 * config.gcc: Add MSA header file for mips*-*-* target.
4951 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
4952 (Ubv8i, Urv8): New constraints.
4953 * config/mips/mips-ftypes.def: Add function types for MSA
4955 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
4956 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
4957 * config/mips/mips-msa.md: New file.
4958 * config/mips/mips-protos.h
4959 (mips_split_128bit_const_insns): New prototype.
4960 (mips_msa_idiv_insns): Likewise.
4961 (mips_split_128bit_move): Likewise.
4962 (mips_split_128bit_move_p): Likewise.
4963 (mips_split_msa_copy_d): Likewise.
4964 (mips_split_msa_insert_d): Likewise.
4965 (mips_split_msa_fill_d): Likewise.
4966 (mips_expand_msa_branch): Likewise.
4967 (mips_const_vector_same_val_p): Likewise.
4968 (mips_const_vector_same_bytes_p): Likewise.
4969 (mips_const_vector_same_int_p): Likewise.
4970 (mips_const_vector_shuffle_set_p): Likewise.
4971 (mips_const_vector_bitimm_set_p): Likewise.
4972 (mips_const_vector_bitimm_clr_p): Likewise.
4973 (mips_msa_vec_parallel_const_half): Likewise.
4974 (mips_msa_output_division): Likewise.
4975 (mips_ldst_scaled_shift): Likewise.
4976 (mips_expand_vec_cond_expr): Likewise.
4977 * config/mips/mips.c (enum mips_builtin_type): Add
4978 MIPS_BUILTIN_MSA_TEST_BRANCH.
4979 (mips_gen_const_int_vector_shuffle): New prototype.
4980 (mips_const_vector_bitimm_set_p): New function.
4981 (mips_const_vector_bitimm_clr_p): Likewise.
4982 (mips_const_vector_same_val_p): Likewise.
4983 (mips_const_vector_same_bytes_p): Likewise.
4984 (mips_const_vector_same_int_p): Likewise.
4985 (mips_const_vector_shuffle_set_p): Likewise.
4986 (mips_symbol_insns): Forbid loading symbols via immediate for
4988 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
4990 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
4992 (mips_lx_address_p): Add support load indexed address for MSA.
4993 (mips_address_insns): Add calculation of instructions needed for
4994 stores and loads for MSA.
4995 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
4996 CONST_VECTOR for MSA and let it fall through.
4997 (mips_ldst_scaled_shift): New function.
4998 (mips_subword_at_byte): Likewise.
4999 (mips_msa_idiv_insns): Likewise.
5000 (mips_legitimize_move): Validate MSA moves.
5001 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5002 calculation of costs for MSA division.
5003 (mips_split_move_p): Check if MSA moves need splitting.
5004 (mips_split_move): Split MSA moves if necessary.
5005 (mips_split_128bit_move_p): New function.
5006 (mips_split_128bit_move): Likewise.
5007 (mips_split_msa_copy_d): Likewise.
5008 (mips_split_msa_insert_d): Likewise.
5009 (mips_split_msa_fill_d): Likewise.
5010 (mips_output_move): Handle MSA moves.
5011 (mips_expand_msa_branch): New function.
5012 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5013 Reinstate 'y' modifier.
5014 (mips_file_start): Add MSA .gnu_attribute.
5015 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5017 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5018 (mips_class_max_nregs): Add register size for MSA supported mode.
5019 (mips_cannot_change_mode_class): Allow conversion between MSA
5020 vector modes and TImode.
5021 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5023 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5024 (mips_preferred_simd_mode): Add preffered modes for MSA.
5025 (mips_vector_mode_supported_p): Add MSA supported modes.
5026 (mips_autovectorize_vector_sizes): New function.
5027 (mips_msa_output_division): Likewise.
5028 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5029 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5030 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5031 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5032 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5033 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5034 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5035 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5036 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5037 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5038 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5039 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5040 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5041 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5042 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5043 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5044 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5045 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5046 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5047 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5048 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5049 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5050 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5051 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5052 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5053 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5054 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5055 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5056 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5057 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5058 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5059 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5060 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5061 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5062 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5063 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5064 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5065 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5066 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5067 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5068 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5069 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5070 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5071 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5072 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5073 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5074 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5075 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5076 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5077 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5078 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5079 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5080 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5081 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5082 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5083 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5084 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5085 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5086 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5087 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5088 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5089 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5090 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5091 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5092 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5093 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5094 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5095 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5096 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5097 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5098 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5099 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5100 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5101 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5102 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5103 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5104 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5105 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5106 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5107 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5108 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5109 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5110 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5111 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5112 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5113 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5114 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5115 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5116 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5117 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5118 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5119 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5120 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5121 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5122 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5123 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5124 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5125 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5126 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5127 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5128 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5129 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5130 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5131 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5132 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5133 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5134 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5135 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5136 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5137 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5138 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5139 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5140 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5141 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5142 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5143 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5144 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5145 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5146 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5147 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5148 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5149 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5150 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5151 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5152 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5153 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5154 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5155 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5156 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5157 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5158 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5159 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5160 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5161 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5162 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5163 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5164 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5165 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5166 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5167 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5168 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5169 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5170 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5171 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5172 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5173 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5174 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5175 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5176 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5177 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5178 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5180 (mips_get_builtin_decl_index): New array.
5181 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5182 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5183 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5184 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5185 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5187 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5189 (mips_expand_builtin_insn): Prepare operands for
5190 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5191 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5192 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5193 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5194 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5195 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5196 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5197 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5198 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5199 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5200 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5201 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5202 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5203 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5204 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5205 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5206 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5207 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5208 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5209 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5210 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5211 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5212 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5213 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5214 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5215 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5216 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5217 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5218 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5219 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5220 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5221 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5222 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5223 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5224 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5225 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5226 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5227 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5228 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5229 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5230 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5231 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5232 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5233 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5234 These are set implicitly and an error is reported if overridden.
5235 (mips_expand_builtin_msa_test_branch): New function.
5236 (mips_expand_msa_shuffle): Likewise.
5237 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5238 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5239 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5240 (mips_expand_vec_unpack): Add support for MSA.
5241 (mips_expand_vector_init): Likewise.
5242 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5243 instead of const0_rtx.
5244 (mips_msa_vec_parallel_const_half): New function.
5245 (mips_gen_const_int_vector): Likewise.
5246 (mips_gen_const_int_vector_shuffle): Likewise.
5247 (mips_expand_msa_cmp): Likewise.
5248 (mips_expand_vec_cond_expr): Likewise.
5249 * config/mips/mips.h
5250 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5251 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5253 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5254 (ISA_HAS_MSA): New macro.
5255 (UNITS_PER_MSA_REG): Likewise.
5256 (BITS_PER_MSA_REG): Likewise.
5257 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5258 (MSA_REG_FIRST): New macro.
5259 (MSA_REG_LAST): Likewise.
5260 (MSA_REG_NUM): Likewise.
5261 (MSA_REG_P): Likewise.
5262 (MSA_REG_RTX_P): Likewise.
5263 (MSA_SUPPORTED_MODE_P): Likewise.
5264 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5265 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5266 * config/mips/mips.md: Include mips-msa.md.
5267 (alu_type): Add simd_add.
5268 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5269 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5270 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5271 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5272 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5273 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5274 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5275 simd_move, simd_load, simd_store. Choose "multi" for moves
5277 (qword_mode): New attribute.
5278 (insn_count): Add instruction count for quad moves.
5279 Increase the count for MIPS SIMD division.
5280 (UNITMODE): Add UNITMODEs for vector types.
5281 (addsub): New code iterator.
5282 * config/mips/mips.opt (mmsa): New option.
5283 * config/mips/msa.h: New file.
5284 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5286 * config/mips/mti-linux.h: Likewise.
5287 * config/mips/predicates.md
5288 (const_msa_branch_operand): New constraint.
5289 (const_uimm3_operand): Likewise.
5290 (const_uimm4_operand): Likewise.
5291 (const_uimm5_operand): Likewise.
5292 (const_uimm8_operand): Likewise.
5293 (const_imm5_operand): Likewise.
5294 (aq10b_operand): Likewise.
5295 (aq10h_operand): Likewise.
5296 (aq10w_operand): Likewise.
5297 (aq10d_operand): Likewise.
5298 (const_m1_operand): Likewise.
5299 (reg_or_m1_operand): Likewise.
5300 (const_exp_2_operand): Likewise.
5301 (const_exp_4_operand): Likewise.
5302 (const_exp_8_operand): Likewise.
5303 (const_exp_16_operand): Likewise.
5304 (const_vector_same_val_operand): Likewise.
5305 (const_vector_same_simm5_operand): Likewise.
5306 (const_vector_same_uimm5_operand): Likewise.
5307 (const_vector_same_uimm6_operand): Likewise.
5308 (const_vector_same_uimm8_operand): Likewise.
5309 (par_const_vector_shf_set_operand): Likewise.
5310 (reg_or_vector_same_val_operand): Likewise.
5311 (reg_or_vector_same_simm5_operand): Likewise.
5312 (reg_or_vector_same_uimm6_operand): Likewise.
5313 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5315 * doc/invoke.texi (-mmsa): Document new option.
5317 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5319 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5320 * configure: Regenerate.
5321 * config.in: Regenerate.
5322 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5324 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5325 (ENDFILE_VTV_SPEC): Define.
5327 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5329 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5330 registers in all interrupt handlers if necessary.
5331 (rl78_option_override): Add warning.
5332 (MUST_SAVE_MDUC_REGISTERS): New macro.
5333 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5334 * config/rl78/rl78.c (check_mduc_usage): New function.
5335 (mduc_regs): New structure to hold MDUC register data.
5336 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5337 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5338 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5339 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5340 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5341 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5343 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5345 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5346 (tree-ssa-loop-niter.h): Ditto.
5347 (idx_within_array_bound, ref_within_array_bound): New functions.
5348 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5349 Factor out check on writable base object to ...
5350 (base_object_writable): ... here.
5352 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5354 * config/arm/arm.md (probe_stack): Add modes to set source
5357 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5359 * regrename.c (base_reg_class_for_rename): New static function.
5360 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5362 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5364 * cgraph.c (thunk_adjust): Export.
5365 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5366 * cgraphunit.c (thunk_adjust): Export.
5367 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5369 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5371 * tree-inline.c (expand_call_inline): Expand thunks inline.
5373 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5376 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5377 (*sse2_vd_cvtss2sd): Ditto.
5378 * config/i386/i386.md
5379 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5380 Generate *sse2_vd_cvtsd2ss pattern.
5381 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5382 Generate *sse2_vd_cvtss2sd pattern.
5384 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5386 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5387 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5390 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5392 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5393 * config/sh/sh.c: Define and declare variables on first use throughout
5395 (current_function_interrupt): Change to bool type.
5396 (frame_insn): Rename to emit_frame_insn and update users.
5397 (push_regs): Use bool for 'interrupt_handler' argument.
5398 (save_schedule_s): Remove.
5399 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5400 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5401 targetm.asm_out.unaligned_op.di.
5402 (gen_far_branch): Remove redundant forward declaration.
5403 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5404 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5405 (sh_set_return_address, sh_function_ok_for_sibcall,
5406 scavenge_reg): Update comments.
5407 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5408 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5409 (sh_attr_renesas_p): Remove unnecessary parentheses.
5410 (branch_dest): Simplify.
5411 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5412 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5413 (CUMULATIVE_ARGS): Change macro to typedef.
5414 (current_function_interrupt): Change to bool type.
5415 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5416 Surround with __cplusplus ifdef.
5417 (sh_compare_op0, sh_compare_op1): Remove.
5418 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5420 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5422 * config/arm/arm.md: (arch): Add neon.
5423 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5424 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5425 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5426 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5427 attributes for alt renumbering. Mark alt 3 as non-predicable.
5428 (thumb2_movdf_vfp): Likewise.
5430 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5432 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5433 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5434 (*andqi_1): Add preferred_for_speed attribute to disparage
5435 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5436 (*<code>qi_1): Ditto.
5437 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5438 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5439 (*ashlqi3_1): Ditto.
5440 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5441 Add preferred_for_size attribute to disparage alternative 0 and
5442 preferred_for_speed attribute to disparage alternative 1 for
5443 TARGET_PARTIAL_REG_STALL targets.
5445 2016-05-07 Tom de Vries <tom@codesourcery.com>
5447 PR tree-optimization/70956
5448 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5451 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5453 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5454 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5455 * config/sh/sh.md (branch_zero): Remove define_attr.
5456 (define_delay): Disable delay slot if branch distance is one insn.
5458 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5460 * config/i386/i386.md (LEAMODE): New mode attribute.
5461 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5462 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5463 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5464 operand 2 predicate.
5465 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5466 (*lea<mode>_general_3): Ditto.
5467 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5469 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5471 * genmddump.c (main): Convert argv from char ** to const char **.
5473 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5475 * coretypes.h (OVERRIDE): New macro.
5478 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5480 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5481 allow coalescing if the types are compatible.
5483 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5485 * pass_manager.h (pass_manager::register_pass_name): New method.
5486 (pass_manager::get_pass_by_name): New method.
5487 (pass_manager::create_pass_tab): New method.
5488 (pass_manager::m_name_to_pass_map): New field.
5489 * passes.c (name_to_pass_map): Delete global in favor of field
5490 "m_name_to_pass_map" of pass_manager.
5491 (register_pass_name): Rename from a function to...
5492 (pass_manager::register_pass_name): ...this method, updating
5493 for renaming of global "name_to_pass_map" to field
5494 "m_name_to_pass_map".
5495 (create_pass_tab): Rename from a function to...
5496 (pass_manager::create_pass_tab): ...this method, updating
5497 for renaming of global "name_to_pass_map" to field.
5498 (get_pass_by_name): Rename from a function to...
5499 (pass_manager::get_pass_by_name): ...this method.
5500 (enable_disable_pass): Convert use of get_pass_by_name to
5501 a method call, locating the pass_manager singleton.
5503 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5505 * genattr-common.c (main): Convert argv from char ** to const char **.
5506 * genattr.c (main): Likewise.
5507 * genattrtab.c (main): Likewise.
5508 * genautomata.c (initiate_automaton_gen): Likewise.
5510 * gencodes.c (main): Likewise.
5511 * genconditions.c (main): Likewise.
5512 * genconfig.c (main): Likewise.
5513 * genconstants.c (main): Likewise.
5514 * genemit.c (main): Likewise.
5515 * genenums.c (main): Likewise.
5516 * genextract.c (main): Likewise.
5517 * genflags.c (main): Likewise.
5518 * genmddeps.c (main): Likewise.
5519 * genopinit.c (main): Likewise.
5520 * genoutput.c (main): Likewise.
5521 * genpeep.c (main): Likewise.
5522 * genpreds.c (main): Likewise.
5523 * genrecog.c (main): Likewise.
5524 * gensupport.c (init_rtx_reader_args_cb): Likewise.
5525 (init_rtx_reader_args): Likewise.
5526 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5527 (init_rtx_reader_args): Likewise.
5528 * gentarget-def.c (main): Likewise.
5529 * read-md.c (read_md_files): Likewise.
5530 * read-md.h (read_md_files): Likewise.
5532 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5534 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
5535 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
5536 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
5537 Remove unused predicate.
5538 (register_and_not_fp_reg_operand): Ditto.
5540 2016-05-06 Martin Liska <mliska@suse.cz>
5542 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
5543 instead of vec as the vector is local to the function.
5545 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5547 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
5548 avx512bw alternative.
5550 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
5551 before the ashr<mode>3 pattern.
5553 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
5554 v instead of x in vex or maybe_vex alternatives, use
5555 maybe_evex instead of vex in prefix.
5557 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
5558 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
5559 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
5560 in vex or maybe_vex alternatives, use maybe_evex instead of vex
5563 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
5564 v instead of x in vex or maybe_vex alternatives, use
5565 maybe_evex instead of vex in prefix.
5567 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
5568 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
5569 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
5570 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
5571 alternatives, use maybe_evex instead of vex in prefix.
5573 * config/i386/sse.md (vec_interleave_lowv4sf,
5574 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
5575 v instead of x in vex or maybe_vex alternatives, use
5576 maybe_evex instead of vex in prefix.
5578 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
5579 v instead of x in vex or maybe_vex alternatives, use
5580 maybe_evex instead of vex in prefix.
5582 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
5583 v constraint instead of x.
5585 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
5587 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
5588 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
5591 2016-05-06 Richard Biener <rguenther@suse.de>
5593 PR tree-optimization/70948
5594 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
5595 Properly clobber all fields of va_list for __builtin_va_start.
5597 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
5600 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
5601 loop latch destination.
5603 2016-05-06 Martin Liska <mliska@suse.cz>
5605 * tree-ssa-uninit.c: Apply manual changes
5606 to the GNU coding style.
5607 (prune_uninit_phi_opnds): Rename from
5608 prune_uninit_phi_opnds_in_unrealizable_paths.
5610 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5612 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
5613 mspace): Remove deprecated options.
5614 * doc/invoke.texi (SH options): Remove -mspace.
5616 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5618 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
5620 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5622 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
5623 corresponding combine split pattern.
5625 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5628 * config/sh/predicates.md (long_displacement_mem_operand): New.
5629 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
5630 Add movi20, movi20s alternatives. Adjust length attribute for
5632 (movsi_ie): Allow for any FPU. Adjust length attribute for
5634 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
5635 attribute for alternatives.
5636 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
5637 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
5638 length attribute for alternatives.
5640 2016-05-06 Richard Biener <rguenther@suse.de>
5642 PR tree-optimization/70960
5643 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
5645 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5648 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
5649 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
5651 2016-05-06 Marek Polacek <polacek@redhat.com>
5654 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
5656 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5659 * config/sh/sh.md (*rotcr): Add another variant.
5661 2016-05-06 Richard Biener <rguenther@suse.de>
5664 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
5666 2016-05-06 Richard Biener <rguenther@suse.de>
5669 * fold-const.c (split_tree): Always convert to the original type
5672 2016-05-06 Richard Biener <rguenther@suse.de>
5674 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
5675 (fwprop_addr): Likewise.
5677 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5680 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
5682 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
5683 * config/i386/i386.md (push mem splitter): Use find_constant_src in
5684 the splitter condition.
5685 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
5686 the splitter condition.
5687 (FP float_extend load splitter): Ditto.
5689 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
5691 * config/i386/i386.md (peehole2 patterns): Change true_regnum
5692 to REGNO in all peephole2 patterns.
5693 (post-reload splitters): Change true_regnum to REGNO in
5694 post-reload splitters.
5695 (zero_extend splitters): Use general_reg_operand and
5696 nonimmediate_gr_operand predicates.
5698 2016-05-05 Jakub Jelinek <jakub@redhat.com>
5700 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
5701 v constraint instead of x.
5703 2016-05-05 Alan Modra <amodra@gmail.com>
5706 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
5707 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
5708 TARGET_NO_FP_IN_TOC for -mrelocatable.
5709 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
5710 TARGET_RELOCATABLE test.
5711 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5712 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5713 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5714 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5715 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5716 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5717 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5718 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5719 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
5720 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5722 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
5723 (rs6000_stack_info): Likewise.
5724 (rs6000_elf_asm_out_constructor): Likewise.
5725 (rs6000_elf_asm_out_destructor): Likewise.
5726 (rs6000_elf_declare_function_name): Likewise.
5727 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
5728 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
5731 2016-05-05 Alan Modra <amodra@gmail.com>
5733 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
5735 2016-05-05 Alan Modra <amodra@gmail.com>
5737 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
5738 out-of-line gpr restore for one or two regs if that would add
5741 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
5744 * config/i386/i386.md
5745 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
5746 Change to post-epilogue_completed late splitter. Use sse_reg_operand
5747 as operand 0 predicate.
5748 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
5750 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
5751 Ditto. Emit the pattern using RTX.
5753 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
5754 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
5755 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
5756 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
5758 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
5759 sse_reg_operand as operand 0 predicate.
5761 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
5762 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
5763 instead of gen_rtx_REG.
5764 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
5767 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5769 * function.c (emit_use_return_register_into_block): Delete.
5770 (gen_return_pattern): Delete.
5771 (emit_return_into_block): Delete.
5772 (active_insn_between): Delete.
5773 (convert_jumps_to_returns): Delete.
5774 (emit_return_for_exit): Delete.
5775 (thread_prologue_and_epilogue_insns): Delete all code dealing with
5776 simple_return for shrink-wrapped blocks.
5777 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
5778 end of blocks that need one.
5779 (get_unconverted_simple_return): Delete.
5780 (convert_to_simple_return): Delete.
5781 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
5782 (convert_to_simple_return): Ditto.
5784 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5786 * cfgcleanup.c (bb_is_just_return): New function.
5787 (try_optimize_cfg): Simplify jumps to return, branches to return,
5788 and branches around return.
5790 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5792 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
5795 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5799 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
5800 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
5801 assert flags & OEP_HASH_CHECK, instead of asserting it
5802 never happens. Handle TARGET_EXPR.
5803 * fold-const.c (operand_equal_p): For hash verification,
5804 or in OEP_HASH_CHECK into flags.
5806 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
5808 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
5810 (compute_samebase_partition_bases): Fix typo.
5812 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5814 * config/i386/sse.md (vec_interleave_highv8sf,
5815 vec_interleave_lowv8sf, vec_interleave_highv4df,
5816 vec_interleave_lowv4df): Remove constraints from expanders.
5818 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
5820 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5822 * tree-inline.c (expand_call_inline): Fix path dealing with
5823 making lhs of call statement undefined.
5825 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5827 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
5828 Check availability on NODE, too.
5829 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
5830 (cgraph_node::call_for_symbol_and_aliases): Likewise.
5831 (varpool_node::call_for_symbol_and_aliase): Likewise.
5832 * ipa-pure-const.c (add_new_function): Analyze all bodies.
5833 (propagate_pure_const): Propagate across interposable functions, too.
5834 (skip_function_for_local_pure_const): Do not skip interposable bodies
5836 (pass_local_pure_const::execute): Update.
5838 2016-05-04 Marek Polacek <polacek@redhat.com>
5840 * doc/invoke.texi: Document -Wdangling-else.
5842 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5844 * config.gcc: Error out when conflicting multilib is detected. Do not
5845 loop over multilibs since no combination is legal.
5847 2016-05-04 Alan Modra <amodra@gmail.com>
5849 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
5850 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
5851 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5854 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
5856 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
5857 Clean up p5600 comments.
5859 2016-05-04 Richard Biener <rguenther@suse.de>
5861 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
5862 constructor simplifications.
5863 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
5865 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
5867 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
5868 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
5869 result.set_rtx is null instead of aborting.
5870 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
5872 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
5873 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
5874 *mov<mode>_store_postinc): New patterns.
5876 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
5878 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
5879 as commutative. Check both conversions are NOP.
5880 ((A & B) OP (C & B)): Remove.
5882 2016-05-04 Alan Modra <amodra@gmail.com>
5884 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
5886 2016-05-04 Alan Modra <amodra@gmail.com>
5889 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
5890 when cr2,3,4 are all fixed regs.
5892 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
5894 PR rtl-optimization/57193
5895 * opts.c (default_options_table): Revert OPT_frename_registers change.
5896 * doc/invoke.texi (-frename-registers, -O2): Likewise.
5898 2016-05-03 Martin Sebor <msebor@redhat.com>
5901 * builtins.c (fold_builtin_FILE): New function.
5902 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
5903 (fold_builtin_0): Call them.
5904 * gimplify.c (gimplify_call_expr): Remove the handling of
5905 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
5908 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
5909 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
5913 * doc/extend.texi (Function Names as Strings): Update __func__,
5914 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
5917 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5918 Richard Biener <rguenther@suse.de>
5920 PR tree-optimization/70916
5921 * tree-if-conv.c: Include cfganal.h.
5922 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
5923 and remove_fake_exit_edges around the optimization pass.
5925 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
5927 * cgraph.c (symbol_table::create_edge): Set inline_failed.
5928 (cgraph_edge::make_direct): Likewise.
5929 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
5930 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
5931 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
5932 (CIF_THUNK): New code.
5933 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
5934 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
5935 (compute_inline_parameters): Set inline_failed for thunks.
5936 (inline_analyze_function): Cleanup.
5937 * ipa-inline.c (can_inline_edge_p): Do not deal with
5938 call_stmt_cannot_inline_p.
5939 (can_early_inline_edge_p): Likewise.
5940 (early_inliner): Initialize inline_failed.
5941 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
5943 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
5945 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
5946 from nonimm_ssenomem_operand.
5947 (nonimm_ssenomem_operand): New predicate.
5948 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
5949 as operand 0 predicate.
5950 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
5951 Disable unsupported alternatives using "enabled" attribute.
5952 Use register_ssemem_operand as operand 0 predicate.
5953 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
5955 2016-05-03 Marek Polacek <polacek@redhat.com>
5958 * input.c (expansion_point_location): New function.
5959 * input.h (expansion_point_location): Declare.
5961 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
5963 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
5964 occurence with frame_offset_ ones.
5966 2016-05-03 Alan Modra <amodra@gmail.com>
5968 PR rtl-optimization/70890
5969 * ira.c (combine_and_move_insns): When moving def_insn, remove
5972 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
5974 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
5975 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
5976 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
5977 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
5979 2016-05-03 Alan Modra <amodra@gmail.com>
5981 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
5982 for SAVE_MULTIPLE/STORE_MULTIPLE.
5984 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5986 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
5987 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
5989 2016-05-03 Richard Biener <rguenther@suse.de>
5991 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
5993 (gimplify_arg): Likewise.
5994 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
5995 re-writing the result to a decl if required.
5996 (internal_get_tmp_var): Add allow_ssa parameter
5997 and override into_ssa with it.
5998 (get_formal_tmp_var): Adjust.
5999 (get_initialized_tmp_var): Add allow_ssa parameter.
6000 (gimplify_arg): Add allow_ssa parameter and avoid generating
6001 SSA names for the result false.
6002 (gimplify_call_expr): If the call may return twice do not
6003 gimplify parameters into SSA.
6004 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6005 (gimplify_modify_expr): Adjust assert. For noreturn calls
6006 with a SSA name LHS adjust its def.
6007 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6008 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6009 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6010 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6011 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6012 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6013 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6014 (optimize_target_teams): Do not allow SSA names for clause operands.
6015 (gimplify_expr): Likewise for where we mark the result addressable.
6016 * passes.def (pass_init_datastructures): Remove.
6017 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6018 (rewrite_stmt): Likewise.
6019 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6020 (replace_locals_op): Replace SSA names.
6021 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6022 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6023 * cgraph.c (release_function_body): Free CFG annotations only
6024 when we have a CFG. Simplify.
6025 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6026 force_gimple_operand instead of get_initialized_tmp_var.
6027 * tree-pass.h (make_pass_init_datastructures): Remove.
6028 * tree-ssa.c (execute_init_datastructures): Remove.
6029 (pass_data_init_datastructures): Likewise.
6030 (class pass_init_datastructures): Likewise.
6031 (make_pass_init_datastructures): Likewise.
6032 * omp-low.c (create_omp_child_function): Init SSA data structures.
6033 (grid_expand_target_grid_body): Likewise.
6034 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6035 name before adding it to names_to_release.
6036 (remove_bb): Always release SSA defs.
6037 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6038 before dereferencing it.
6039 * cgraphunit.c (init_lowered_empty_function): Always
6040 int SSA data structures.
6041 * tree-ssanames.c (release_defs): Remove assert that we are in
6043 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6045 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6046 Uros Bizjak <ubizjak@gmail.com>
6048 PR rtl-optimization/70467
6049 * config/i386/predicates.md (x86_64_hilo_int_operand,
6050 x86_64_hilo_general_operand): New predicates.
6051 * config/i386/constraints.md (Wd): New constraint.
6052 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6053 (general_hilo_operand): New mode attr.
6054 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6055 instead of <general_operand>.
6056 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6057 x86_64_hilo_general_operand instead of <general_operand>.
6059 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6061 PR tree-optimization/70916
6062 * tree-if-conv.c (constant_or_ssa_name): Removed.
6063 (fold_build_cond_expr): Use is_gimple_val instead of
6064 constant_or_ssa_name.
6066 PR tree-optimization/70916
6067 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6068 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6071 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6072 (optimize_atomic_bit_test_and): New function.
6073 (pass_fold_builtins::execute): Use it.
6074 * optabs.def (atomic_bit_test_and_set_optab,
6075 atomic_bit_test_and_complement_optab,
6076 atomic_bit_test_and_reset_optab): New optabs.
6077 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6078 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6079 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6080 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6081 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6082 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6083 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6084 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6085 atomic_bit_test_and_complement@var{mode},
6086 atomic_bit_test_and_reset@var{mode}): Document.
6087 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6088 atomic_bit_test_and_complement<mode>,
6089 atomic_bit_test_and_reset<mode>): New expanders.
6090 (atomic_bit_test_and_set<mode>_1,
6091 atomic_bit_test_and_complement<mode>_1,
6092 atomic_bit_test_and_reset<mode>_1): New insns.
6094 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6096 PR rtl-optimization/70687
6097 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6098 instead of unsigned HOST_WIDE_INT.
6100 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6102 PR rtl-optimization/44281
6103 * hard-reg-set.h (struct target_hard_regs): New field
6104 x_fixed_nonglobal_reg_set.
6105 (fixed_nonglobal_reg_set): New macro.
6106 * reginfo.c (init_reg_sets_1): Initialize it.
6107 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6109 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6111 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6113 PR tree-optimization/56541
6114 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6115 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6116 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6117 (any_complicated_phi): new static variable.
6118 (aggressive_if_conv): delete.
6119 (if_convertible_phi_p): support phis with more than two arguments.
6120 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6121 critical pred edges.
6122 (ifcvt_split_critical_edges): support phis with more than two
6123 arguments by checking new parameter. only split critical edges
6125 (tree_if_conversion): handle simd pragma marked loop using new
6126 local variable aggressive_if_conv. check any_complicated_phi.
6128 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6130 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6133 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6135 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6138 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6140 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6141 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6142 define_insn_and_split.
6143 (mulsi3_i): New define_insn_and_split.
6144 (mulsi3_call): Convert to define_insn.
6145 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6148 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6150 * machmode.h (mode_complex): Add support to give the complex mode
6152 (GET_MODE_COMPLEX_MODE): Likewise.
6153 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6154 stored by build_complex_type and gfc_build_complex_type instead of
6155 trying to figure out the appropriate mode based on the size. Raise
6156 an assertion error, if the type was not set.
6157 * genmodes.c (struct mode_data): Add field for the complex type of
6159 (blank_mode): Likewise.
6160 (make_complex_modes): Remember the complex mode created in the
6162 (emit_mode_complex): Write out the mode_complex array to map a
6163 type mode to the complex version.
6164 (emit_insn_modes_c): Likewise.
6165 * tree.c (build_complex_type): Set the complex type to use before
6166 calling layout_type.
6167 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6168 support for __float128 complex datatypes.
6169 (rs6000_hard_regno_mode_ok): Likewise.
6170 (rs6000_setup_reg_addr_masks): Likewise.
6171 (rs6000_complex_function_value): Likewise.
6172 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6173 __float128 and __ibm128 complex.
6174 (FLOAT128_IBM_P): Likewise.
6175 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6176 * doc/extend.texi (Additional Floating Types): Document that
6177 -mfloat128 must be used to enable __float128. Document complex
6178 __float128 and __ibm128 support.
6180 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6183 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6184 char/short arguments promoted to int because of promote_prototypes.
6186 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6188 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6189 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6190 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6191 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6192 alternatives using "enabled" attribute. Use register_ssemem_operand
6193 as operand 1 predicate.
6194 (*cmpi<unord>xf_i387): Split XFmode pattern from
6195 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6196 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6197 *absneg<mode>2_i387. Disable unsupported alternatives using
6198 "enabled" attribute.
6199 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6201 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6203 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6205 (oacc_loop_process): Check mask for loop termination.
6207 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6209 * cif-code.def (CIF_THUNK): Add.
6210 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6213 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6215 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6216 (dump_inline_summary): Dump it.
6217 (fp_expression_p): New predicate.
6218 (estimate_function_body_sizes): Use it.
6219 (inline_merge_summary): Merge fp_expressions.
6220 (inline_read_section): Read fp_expressions.
6221 (inline_write_summary): Write fp_expressions.
6222 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6223 codegen boundary if either caller or callee is !fp_expressions.
6224 * ipa-inline.h (inline_summary): Add fp_expressions.
6225 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6226 to fp_expressions be sure the fp generation flags are updated.
6228 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6230 PR rtl-optimization/70467
6231 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6233 PR rtl-optimization/70467
6234 * ipa-pure-const.c (check_call): Handle internal calls even in
6235 ipa mode like in local mode.
6237 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6239 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6241 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6243 * match.pd (X u< X, X u> X): New transformations.
6245 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6247 * flag-types.h (enum warn_strict_overflow_code): Move ...
6248 * coretypes.h: ... here.
6249 * fold-const.h (fold_overflow_warning): Declare.
6250 * fold-const.c (fold_overflow_warning): Make non-static.
6251 (fold_comparison): Move the transformation of X +- C1 CMP C2
6252 into X CMP C2 -+ C1 ...
6253 * match.pd: ... here.
6254 * gimple-fold.c (fold_stmt_1): Protect with
6255 fold_defer_overflow_warnings.
6257 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6259 * omp-low.c (struct oacc_loop): Add 'inner' field.
6260 (new_oacc_loop_raw): Initialize it to zero.
6261 (oacc_loop_fixed_partitions): Initialize it.
6262 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6263 available partitioning.
6265 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6267 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6269 (umulsidi3): Likewise.
6270 (indirect_jump): Fix jump instruction assembly patterns.
6272 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6275 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6276 (nvptx_function_value): Assert non-NULL cfun.
6278 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6280 PR rtl-optimization/70886
6281 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6283 * cselib.h (rtx_equal_for_cselib_1): Declare.
6284 (rtx_equal_for_cselib_p: New inline function.
6285 * cselib.c (rtx_equal_for_cselib_p): Delete.
6286 (rtx_equal_for_cselib_1): Make public.
6288 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6290 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6291 (register_mixssei387nonimm_operand): Remove predicate.
6292 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6293 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6294 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6295 for TARGET_MIX_SSE_I387 alternatives.
6296 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6297 Disable unsupported alternatives using "enabled" attribute. Use
6298 nonimm_ssenomem_operand as operand 1 predicate. Also check
6299 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6301 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6303 * tree.c (cst_and_fits_in_hwi): Simplify.
6305 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6307 * tree.h (wi::to_wide): New function.
6308 * expr.c (expand_expr_real_1): Use wi::to_wide.
6309 * fold-const.c (int_const_binop_1): Likewise.
6310 (extract_muldiv_1): Likewise.
6312 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6314 * wide-int.h: Update offset_int and widest_int documentation.
6315 (WI_SIGNED_SHIFT_RESULT): New macro.
6316 (wi::binary_shift): Define signed_shift_result_type for
6317 shifts on offset_int- and widest_int-like types.
6318 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6319 * tree.h (int_bit_position): Use shift operators instead of wi::
6321 * alias.c (adjust_offset_for_component_ref): Likewise.
6322 * expr.c (get_inner_reference): Likewise.
6323 * fold-const.c (fold_comparison): Likewise.
6324 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6325 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6326 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6327 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6328 (stmt_kills_ref_p): Likewise.
6329 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6330 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6331 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6332 (ao_ref_init_from_vn_reference): Likewise.
6334 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6336 * wide-int.h: Update offset_int and widest_int documentation.
6337 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6338 (wi::binary_traits): Allow ordered comparisons between offset_int and
6339 offset_int, between widest_int and widest_int, and between either
6340 of these types and basic C types.
6341 (operator <, <=, >, >=): Define for the same combinations.
6342 * tree.h (tree_int_cst_lt): Use comparison operators instead
6343 of wi:: comparisons.
6344 (tree_int_cst_le): Likewise.
6345 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6346 (fold_nonarray_ctor_reference): Likewise.
6347 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6348 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6349 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6350 * tree-sra.c (completely_scalarize): Likewise.
6351 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6352 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6353 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6354 (check_for_binary_op_overflow): Likewise.
6355 (search_for_addr_array): Likewise.
6356 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6358 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6360 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6361 (arc_save_restore): Likewise.
6362 (arc_dwarf_register_span): Likewise.
6363 (arc_output_pic_addr_const): Initialize suffix variable.
6365 2016-05-02 Martin Liska <mliska@suse.cz>
6367 * symbol-summary.h (function_summary::function_summary):
6368 Remove checking assert for all cgraph nodes.
6369 (function_summary::get): Check summary_uid.
6370 (symtab_insertion): Check summary_uid.
6372 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6374 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6375 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6377 (arc_dwarf_register_span): Remove enum keyword.
6378 (compact_memory_operand_p): New function.
6379 * config/arc/arc.h (reg_class): Add code density register classes.
6380 (REG_CLASS_NAMES): Likewise.
6381 (REG_CLASS_CONTENTS): Likewise.
6382 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6383 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6384 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6385 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6386 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6388 (h, Rcd, Rsd, Rzd): New register constraints.
6389 (T): Use compact_memory_operand_p function.
6390 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6392 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6394 * config/sh/sh.md (*negnegt, *movtt): Remove.
6396 2016-05-02 Marek Polacek <polacek@redhat.com>
6397 Tom de Vries <tom@codesourcery.com>
6399 PR tree-optimization/70700
6400 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6401 bigger than FIRST_REF_NODE.
6403 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6406 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6408 (prepare_cbranch_operands): Don't use scratch register. Assume that
6409 function is used when pseudos can be created.
6410 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6411 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6412 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6413 define_expand. Allow it only when pseudos can be created.
6414 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6416 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6418 * config/i386/constraints.md (BC): Only allow -1 operands.
6419 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6420 Add "enabled" attribute. Update XI mode attribute calculation.
6421 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6422 (*movoi_internal_avx): Update XI mode attribute calculation.
6423 (*movti_internal): Ditto.
6425 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6427 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6428 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6430 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6432 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6433 statement on instruction code. Remove trailing spaces.
6434 (altivec_expand_stv_builtin): Likewise.
6436 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6438 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6439 (TARGET_FPU_DOUBLE): Simplify.
6440 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6441 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6442 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6443 with 'TARGET_FPU_DOUBLE'.
6444 * config/sh/sh.md: Likewise.
6446 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6448 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6449 SH_DIV_STR_FOR_SIZE): Remove.
6450 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6451 SH_DIV_STR_FOR_SIZE): Remove.
6453 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6455 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6456 logical_reg_operand): Delete.
6457 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6458 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6459 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6460 match_operand and match_test.
6461 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6462 variables on their first use. Return bool values.
6463 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6464 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6465 arith_reg_operand for input operand. Remove empty constraints.
6467 (*xorsi3_compact): Rename to xorsi3.
6468 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6469 (*zero_extend<mode>si2_disp_mem): Update comment.
6472 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6474 * config/sh/t-sh: Remove SH5 support.
6475 * config.gcc: Likewise.
6476 * configure: Likewise.
6478 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6480 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6482 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6484 * config/sh/sh.c (register_sh_passes, sh_option_override,
6485 sh_print_operand, prepare_move_operands,
6486 sh_can_follow_jump): Remove TARGET_SH1 checks.
6487 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6488 PROMOTE_MODE): Likewise.
6489 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6492 2016-04-30 Alan Modra <amodra@gmail.com>
6494 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6495 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6496 Check for user regs later to avoid unnecessary looping over regs.
6497 Merge user reg check with non-saved reg check. Don't force
6498 inline VR restore when static chain used.
6499 (rs6000_frame_related): Omit eh_frame info for user regs when
6501 (fixed_regs_p): Delete.
6503 2016-04-30 Alan Modra <amodra@gmail.com>
6505 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
6506 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
6509 2016-04-30 Alan Modra <amodra@gmail.com>
6512 * config/rs6000/rs6000.c (fixed_reg_p): New function.
6513 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
6516 2016-04-30 Alan Modra <amodra@gmail.com>
6518 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6519 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
6520 flag_pic test for Darwin.
6522 2016-04-30 Alan Modra <amodra@gmail.com>
6524 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
6525 throw_calls_crossed.
6526 (REG_FREQ_CALLS_CROSSED): Delete.
6527 (REG_N_THROWING_CALLS_CROSSED): Delete.
6528 * regstat.c (regstat_bb_compute_ri): Don't calculate
6529 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
6530 (dump_reg_info): Don't print call cross frequency.
6531 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
6532 and REG_N_THROWING_CALLS_CROSSED.
6534 2016-04-30 Alan Modra <amodra@gmail.com>
6536 * regs.h (struct reg_info_t): Delete live_length.
6537 (REG_LIVE_LENGTH): Delete macro.
6538 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
6539 local_live, local_processed and local_live_last_luid params.
6540 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
6542 (regstat_compute_ri): Adjust for above. Don't set
6544 (dump_reg_info): Don't print live length.
6545 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
6546 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
6547 Localize loop_depth var.
6549 2016-04-30 Alan Modra <amodra@gmail.com>
6551 * ira.c (enum valid_equiv): New.
6552 (validate_equiv_mem): Return enum.
6553 (update_equiv_mem): Create replacement in more cases.
6554 (add_store_equivs): Update validate_equiv_mem call.
6556 2016-04-30 Alan Modra <amodra@gmail.com>
6558 * ira.c (combine_and_move_insns): Rather than scanning insns,
6559 use DF infrastucture to find use and def insns.
6561 2016-04-30 Alan Modra <amodra@gmail.com>
6563 ira.c (combine_and_move_insns): Move invariant conditions..
6564 (ira.c): ..to here. Call combine_and_move_insns before
6565 add_store_equivs. Call grow_reg_equivs later. Allocate
6566 req_equiv later using max_reg_num() rather than global max_regno.
6567 (contains_replace_regs): Delete.
6568 (add_store_equivs): Remove contains_replace_regs test.
6570 2016-04-30 Alan Modra <amodra@gmail.com>
6572 * ira.c (struct equiv_mem_data): New.
6573 (equiv_mem, equiv_mem_modified): Delete static vars.
6574 (validate_equiv_mem_from_store): Use "data" param to communicate..
6575 (validate_equiv_mem): ..from here.
6577 2016-04-30 Alan Modra <amodra@gmail.com>
6579 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
6581 (update_reg_equivs): ..here. Move allocation and freeing of
6582 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
6583 end_alias_analysis to..
6586 2016-04-30 Alan Modra <amodra@gmail.com>
6588 * ira.c (pdx_subregs): Delete.
6589 (struct equivalence): Add pdx_subregs field.
6590 (set_paradoxical_subreg): Remove pdx_subregs param. Update
6592 (update_equiv_regs): Don't create or free pdx_subregs. Update
6595 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6597 * config/rs6000/altivec.h: Change definitions of vec_xl and
6599 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
6600 (LD_ELEMREV_V2DI): New.
6601 (LD_ELEMREV_V4SF): New.
6602 (LD_ELEMREV_V4SI): New.
6603 (LD_ELEMREV_V8HI): New.
6604 (LD_ELEMREV_V16QI): New.
6605 (ST_ELEMREV_V2DF): New.
6606 (ST_ELEMREV_V2DI): New.
6607 (ST_ELEMREV_V4SF): New.
6608 (ST_ELEMREV_V4SI): New.
6609 (ST_ELEMREV_V8HI): New.
6610 (ST_ELEMREV_V16QI): New.
6613 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6614 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
6615 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
6616 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
6617 (altivec_expand_builtin): Add handling for
6618 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
6619 (rs6000_invalid_builtin): Add error-checking for
6620 RS6000_BTM_P9_VECTOR.
6621 (altivec_init_builtins): Define builtins used to implement vec_xl
6623 (rs6000_builtin_mask_names): Define power9-vector.
6624 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
6625 (RS6000_BTM_P9_VECTOR): Define.
6626 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
6627 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
6628 (vsx_ld_elemrev_v2df): Likewise.
6629 (vsx_ld_elemrev_v4sf): Likewise.
6630 (vsx_ld_elemrev_v4si): Likewise.
6631 (vsx_ld_elemrev_v8hi): Likewise.
6632 (vsx_ld_elemrev_v16qi): Likewise.
6633 (vsx_st_elemrev_v2df): Likewise.
6634 (vsx_st_elemrev_v2di): Likewise.
6635 (vsx_st_elemrev_v4sf): Likewise.
6636 (vsx_st_elemrev_v4si): Likewise.
6637 (vsx_st_elemrev_v8hi): Likewise.
6638 (vsx_st_elemrev_v16qi): Likewise.
6639 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
6642 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
6644 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
6646 (simplify_control_stmt_condition_1): ... here. Recurse into
6647 BIT_AND_EXPRs and BIT_IOR_EXPRs.
6649 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
6652 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
6653 (zero_extendqi<mode>2_dot): Revert earlier conversion from
6654 define_insn_and_split to define_insn.
6655 (zero_extendqi<mode>2_dot2): Same.
6656 (extendqi<mode>2_dot): Same.
6657 (extendqi<mode>2_dot2): Same.
6659 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6661 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
6662 (probe_stack): New expander.
6663 (probe_stack_<mode>): New insn pattern.
6665 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6667 * config/i386/i386.md
6668 (operations with memory inputs setting flags peephole2):
6669 Remove uneeded REG_P checks. Cleanup pattern generation.
6671 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
6673 * tree-vect-loop.c (vect_transform_loop): Fix
6674 nb_iterations_upper_bound computation for vectorized loop.
6676 2016-04-29 Marek Polacek <polacek@redhat.com>
6677 Jakub Jelinek <jakub@redhat.com>
6680 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
6681 TARGET_EXPR_SLOT as a base.
6683 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
6685 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
6686 with 'rCm2' constraints to limit possible immediate size.
6687 (*load_zeroextendqisi_update): Likewise.
6688 (*load_signextendqisi_update): Likewise.
6689 (*loadhi_update): Likewise.
6690 (*load_zeroextendhisi_update): Likewise.
6691 (*load_signextendhisi_update): Likewise.
6692 (*loadsi_update): Likewise.
6693 (*loadsf_update): Likewise.
6695 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6697 * config/i386/predicates.md (constm1_operand): Fix comparison.
6699 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6701 * testsuite/gcc.target/arc/ieee_eq.c: New test.
6703 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
6705 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
6706 remaining SH5 related settings.
6707 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
6708 shmedia_prepare_call_address): Delete.
6709 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
6710 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
6711 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
6712 UNSUPPORTED_SH2A): Remove m5 checks.
6713 (sh_divide_strategy_e): Remove SH5 division strategies.
6714 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
6715 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
6717 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6719 * config/s390/s390.c (s390_rtx_costs): Update documentation.
6721 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6723 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
6724 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
6726 * config/s390/vector.md ("mov<mode>"): Likewise.
6728 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
6730 * config/s390/constraints.md ("U", "W"): Invoke
6731 s390_mem_constraint with "ZR" and "ZT".
6732 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
6733 addresses when using LRA. Accept also short displacements for S
6734 and T constraints. Do not check for long displacement target for
6735 S and T constraints.
6736 (s390_mem_constraint): Remove handling of U and W constraints.
6737 * config/s390/s390.md (various patterns): Remove the short
6738 displacement constraints (Q and R) if a long displacement
6739 constraint is present. Add longdisp as required CPU capability.
6740 * config/s390/vector.md: Likewise.
6741 * config/s390/vx-builtins.md: Likewise.
6743 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6746 * reload1.c (reload): Call finish_spills before
6747 restarting reload loop. Skip select_reload_regs
6748 if update_eliminables_and_spill returns true.
6750 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6752 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
6753 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
6754 (umulhisi3_imm): Update predicates and constraint letters.
6755 (umulhisi3_reg): Declare instruction as commutative.
6756 * config/arc/constraints.md (J12, J16): New constraints.
6757 * config/arc/predicates.md (short_unsigned_const_operand): New
6759 (arc_short_operand): Likewise.
6760 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
6762 2016-04-29 Richard Biener <rguenther@suse.de>
6764 PR tree-optimization/13962
6765 PR tree-optimization/65686
6766 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
6767 * tree-ssa-alias.c (ptrs_compare_unequal): New function
6768 using PTA to compare pointers.
6769 * match.pd: Add pattern for pointer equality compare simplification
6770 using ptrs_compare_unequal.
6772 2016-04-29 Richard Biener <rguenther@suse.de>
6774 * stor-layout.c (layout_type): Do not build a pointer-to-element
6777 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6779 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
6780 Use SWI mode iterator. Use general_reg_operand predicate.
6781 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
6782 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
6785 2016-04-29 Jakub Jelinek <jakub@redhat.com>
6788 * fold-const.c (operand_equal_p): Don't verify hash value equality
6790 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
6793 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6796 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
6797 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
6798 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
6799 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
6800 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
6802 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6804 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
6805 to info. Don't initialize separate fields to 0. Clean up
6808 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6810 * config/i386/i386.md (peephole2s for operations with memory inputs):
6811 Use SWI mode iterator.
6812 (peephole2s for operations with memory outputs): Ditto.
6813 Do not check for stack checking probe.
6815 (probe_stack): Remove expander.
6817 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6818 Andrew Burgess <andrew.burgess@embecosm.com>
6820 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
6821 operands as 32-bits.
6823 2016-04-28 Jason Merrill <jason@redhat.com>
6825 * gdbinit.in: Skip line-map.h.
6827 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6828 Andrew Burgess <andrew.burgess@embecosm.com>
6830 * config/arc/arc.c (arc_conditional_register_usage): Take
6831 TARGET_RRQ_CLASS into account.
6832 (arc_print_operand): Support printing 'p' and 's' operands.
6833 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
6835 (TARGET_RRQ_CLASS): Define.
6836 (IS_POWEROF2_OR_0_P): Define.
6837 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
6839 (*tst_movb): New define_insn.
6840 (*tst): Avoid recognition if it could prevent '*tst_movb'
6841 combination; replace c/CnL with c/Chs alternative.
6842 (*tst_bitfield_tst): New define_insn.
6843 (*tst_bitfield_asr): New define_insn.
6844 (*tst_bitfield): New define_insn.
6845 (andsi3_i): Add Rrq variant.
6846 (extzv): New define_expand.
6847 (insv): New define_expand.
6848 (*insv_i): New define_insn.
6849 (*movb): New define_insn.
6850 (*movb_signed): New define_insn.
6851 (*movb_high): New define_insn.
6852 (*movb_high_signed): New define_insn.
6853 (*movb_high_signed + 1): New define_split pattern.
6854 (*mrgb): New define_insn.
6855 (*mrgb + 1): New define_peephole2 pattern.
6856 (*mrgb + 2): New define_peephole2 pattern.
6857 * config/arc/arc.opt (mbitops): New option for nps400, uses
6858 TARGET_NPS_BITOPS_DEFAULT.
6859 * config/arc/constraints.md (q): Make register class conditional.
6860 (Rrq): New register constraint.
6861 (Chs): New constraint.
6862 (Clo): New constraint.
6863 (Chi): New constraint.
6864 (Cbf): New constraint.
6865 (Cbn): New constraint.
6866 (C18): New constraint.
6867 (Cbi): New constraint.
6869 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6871 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
6873 (bitmap_intersection_of_preds): Ditto.
6874 (bitmap_union_of_succs): Ditto.
6875 (bitmap_union_of_preds): Ditto.
6876 * sbitmap.c (do_popcount): Delete.
6877 (BITMAP_DEBUGGING): Delete.
6878 (sbitmap_verify_popcount): Delete.
6879 (sbitmap_alloc): Don't initialize the popcount field.
6880 (sbitmap_alloc_with_popcount): Delete.
6881 (sbitmap_resize): Don't resize the popcount array.
6882 (sbitmap_vector_alloc): Don't initialize the popcount field.
6883 (bitmap_copy): Don't copy the popcount array.
6884 (bitmap_clear): Don't clear the popcount array.
6885 (bitmap_clear): Delete the popcount array handling.
6886 (bitmap_ior_and_compl): Delete the popcount assert.
6887 (bitmap_not): Ditto.
6888 (bitmap_and_compl): Ditto.
6889 (bitmap_and): Delete the popcount array handling.
6890 (bitmap_xor): Ditto.
6891 (bitmap_ior): Ditto.
6892 (bitmap_or_and): Delete the popcount assert.
6893 (bitmap_and_or): Ditto.
6894 (popcount_table): Delete.
6895 (sbitmap_elt_popcount): Delete.
6896 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
6897 (bitmap_set_bit): Delete the popcount assert.
6898 (bitmap_clear_bit): Ditto.
6899 (sbitmap_free): Don't free the popcount array.
6900 (sbitmap_alloc_with_popcount): Delete declaration.
6901 (sbitmap_popcount): Ditto.
6903 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6904 Andrew Burgess <andrew.burgess@embecosm.com>
6906 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
6907 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
6908 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
6909 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
6910 * config/arc/arc.opt (mcmem): New option.
6911 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
6912 supply length for r/m alternative.
6913 (*extendqisi2_ac): Likewise.
6914 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
6916 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
6917 (movhi_insn): Likewise.
6918 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
6919 (*zero_extendqihi2_i): Add r/Ucm alternative.
6920 (*zero_extendqisi2_ac): Likewise.
6921 (*zero_extendhisi2_i): Likewise.
6922 * config/arc/constraints.md (Uex): New memory constraint.
6923 (Ucm): New define_constraint.
6924 * config/arc/predicates.md (long_immediate_loadstore_operand):
6925 Return 0 for MEM with cmem_address address.
6926 (cmem_address_0): New predicates.
6927 (cmem_address_1): Likewise.
6928 (cmem_address_2): Likewise.
6929 (cmem_address): Likewise.
6931 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6933 * config/rs6000/rs6000.c (machine_function): Rename
6934 insn_chain_scanned_p to spe_insn_chain_scanned_p.
6935 (rs6000_stack_info): Adjust.
6937 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6938 Andrew Burgess <andrew.burgess@embecosm.com>
6940 * config/arc/constraints.md (Usd): Convert to define_constraint.
6944 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6947 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
6948 Add new peephole2 where the first insn is *mov<mode>_or instead of
6949 *mov<mode>_internal.
6951 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
6953 * tracer.c (bb_seen): Make static.
6955 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
6957 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
6958 support, setup defaults.
6959 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
6960 * config/arc/arc.c (arc_init): Add NPS400 support.
6961 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
6962 (TARGET_ARC700): NPS400 is also an ARC700.
6963 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
6965 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6968 * config/nds32/nds32.md (casesi): Don't access the operands array
6971 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6973 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
6974 (or $-1,reg peephole2): Ditto.
6975 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
6977 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
6979 * doc/extend.texi (Common Function Attributes) [optimize]:
6980 Discourage use of the optimize attribute.
6982 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
6984 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
6985 special case builtin.
6986 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
6987 ALTIVEC_BUILTIN_VEC_ADDE.
6988 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6989 support for ALTIVEC_BUILTIN_VEC_ADDE.
6990 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6991 for __builtin_vec_adde.
6993 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6995 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
6996 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
6998 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7001 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7002 attributes): Document cilkplus_runtime.
7004 2016-04-28 Martin Jambor <mjambor@suse.cz>
7006 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7007 this function. Call verify_expr on MEM_REFs and bases of other
7010 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7012 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7013 for WORD_REGISTER_OPERATIONS to runtime check.
7015 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7017 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7019 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7021 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7022 big-endian compilation.
7023 * config/arc/arc.md (addf3): Likewise.
7027 2016-04-28 Richard Biener <rguenther@suse.de>
7029 PR tree-optimization/70840
7030 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7031 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7032 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7033 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7035 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7037 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7038 and explain why in a comment.
7040 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7042 * config/arc/arc.md (cpu_facility): Add fpx variant.
7043 (subdf3): Prohibit use reverse sub when assist operations option
7045 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7046 instructions only when FPX is enabled.
7047 * testsuite/gcc.target/arc/trsub.c: New test.
7049 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7051 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7052 mult_operator when calculating "type" attribute.
7053 (*fop_<mode>_1_i387): Ditto.
7054 (*fop_xf_1_i387): Ditto.
7055 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7056 Use std::swap to swap operands. Use RTL expressions to generate
7059 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7060 Joern Rennecke <joern.rennecke@embecosm.com>
7062 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7064 (emit_pic_move): Remove.
7065 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7066 * config/arc/arc.c (emit_pic_move): Removed.
7067 (TARGET_HAVE_TLS): Define.
7068 (arc_conditional_register_usage): Test for arc_tp_regno.
7069 (arc_print_operand, arc_print_operand_address): Handle TLS
7071 (arc_needs_pcl_p): New function.
7072 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7073 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7074 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7075 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7076 (arc_legitimize_tls_address): Likewise.
7077 (DTPOFF_ZERO_SYM): Define.
7078 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7079 (arc_output_pic_addr_const): Print TLS unspecs.
7080 (prepare_pic_move): New function, replaces emit_pic_move.
7081 (arc_legitimate_constant_p): Handle TLS unspecs.
7082 (arc_legitimate_address_p): Likewise.
7083 (arc_rewrite_small_data_p): Use assert for TLS constants.
7084 (prepare_move_operands): Use prepare_pic_move.
7085 (arc_legitimize_address): Legitimize tls addresses.
7086 (arc_epilogue_uses): Check for arc_tp_regno.
7087 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7088 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7090 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7092 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7093 %(arc_tls_extra_start_spec).
7094 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7095 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7097 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7098 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7099 (UNSPEC_TLS_OFF): Add.
7101 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7102 (get_thread_pointersi): New patterns.
7103 * config/arc/arc.opt (mtp-regno): New option.
7104 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7105 (move_dest_operand): Likewise.
7106 * configure: Regenerate.
7107 * configure.ac: Add arc*-*-* case to test for tls.
7108 * doc/invoke.texi (ARC options): Document mtp-regno.
7110 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7112 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7113 the new ARC HS SIMD instructions.
7114 (arc_preferred_simd_mode): New function.
7115 (arc_autovectorize_vector_sizes): Likewise.
7116 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7117 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7118 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7119 (arc_init_builtins): Add new SIMD builtin types.
7120 (arc_split_move): Handle 64 bit vector moves.
7121 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7122 (TARGET_PLUS_QMACW): Define.
7123 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7124 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7125 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7126 (VSUBADD4H): New builtins.
7127 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7128 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7130 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7131 Matthias Klose <doko@debian.org>
7133 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7135 2016-04-28 Richard Biener <rguenther@suse.de>
7138 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7141 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7143 * common/config/sh/sh-common.c: Remove SH5 support.
7144 * config/sh/constraints.md: Likewise.
7145 * config/sh/config/sh/elf.h: Likewise.
7146 * config/sh/linux.h: Likewise.
7147 * config/sh/netbsd-elf.h: Likewise.
7148 * config/sh/predicates.md: Likewise.
7149 * config/sh/sh-c.c: Likewise.
7150 * config/sh/sh-protos.h: Likewise.
7151 * config/sh/sh.c: Likewise.
7152 * config/sh/sh.h: Likewise.
7153 * config/sh/sh.md: Likewise.
7154 * config/sh/sh.opt: Likewise.
7155 * config/sh/sync.md: Likewise.
7156 * config/sh/sh64.h: Delete.
7157 * config/sh/shmedia.h: Likewise.
7158 * config/sh/shmedia.md: Likewise.
7159 * config/sh/sshmedia.h: Likewise.
7160 * config/sh/t-netbsd-sh5-64: Likewise.
7161 * config/sh/t-sh64: Likewise.
7162 * config/sh/ushmedia.h: Likewise.
7164 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7166 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7167 general_reg_operand instead of register_operand predicate.
7169 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7171 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7173 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7175 * match.pd (A - B > A, A + B < A): New transformations.
7177 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7179 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7180 which defaults to true. Emit an outer pair of parentheses only if
7181 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7182 don't emit parentheses for the right-hand operand.
7184 2016-04-27 Jeff Law <law@redhat.com>
7186 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7188 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7190 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7191 (altivec_lvx_<mode>_internal): Document.
7192 (altivec_lvx_<mode>_2op): New define_insn.
7193 (altivec_lvx_<mode>_1op): Likewise.
7194 (altivec_lvx_<mode>_2op_si): Likewise.
7195 (altivec_lvx_<mode>_1op_si): Likewise.
7196 (altivec_stvx_<mode>): Remove.
7197 (altivec_stvx_<mode>_internal): Document.
7198 (altivec_stvx_<mode>_2op): New define_insn.
7199 (altivec_stvx_<mode>_1op): Likewise.
7200 (altivec_stvx_<mode>_2op_si): Likewise.
7201 (altivec_stvx_<mode>_1op_si): Likewise.
7202 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7203 Expand vec_ld and vec_st during parsing.
7204 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7206 (altivec_expand_stvx_be): Likewise.
7207 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7208 address-masking behavior in RTL.
7209 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7210 address-masking behavior in RTL.
7211 (altivec_expand_builtin): Change builtin code arguments for calls
7212 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7213 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7214 presence of lvx/stvx patterns.
7215 (alignment_with_canonical_addr): New function.
7216 (alignment_mask): Likewise.
7217 (find_alignment_op): Likewise.
7218 (recombine_lvx_pattern): Likewise.
7219 (recombine_stvx_pattern): Likewise.
7220 (recombine_lvx_stvx_patterns): Likewise.
7221 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7222 stvx patterns from expand.
7223 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7225 (vector_altivec_store_<mode>): Likewise.
7227 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7229 * config/aarch64/aarch64.md
7230 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7231 remove the "fp" attributes.
7232 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7233 add the "simd" attributes.
7234 (*movdf_aarch64): Likewise.
7235 (*movtf_aarch64): Remove the "fp" attributes.
7236 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7237 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7239 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7241 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7242 rtx to rtx_code_label *.
7243 * rtl.h (maybe_set_first_label_num): Likewise.
7245 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7247 * df-core.c (df_add_problem): Make the problem param be const.
7248 (df_remove_problem): Make local "problem" be const.
7249 * df-problems.c (problem_RD): Make const.
7250 (problem_LR): Likewise.
7251 (problem_LIVE): Likewise.
7252 (problem_MIR): Likewise.
7253 (problem_CHAIN): Likewise.
7254 (problem_WORD_LR): Likewise.
7255 (problem_NOTE): Likewise.
7256 (problem_MD): Likewise.
7257 * df-scan.c (problem_SCAN): Likewise.
7258 * df.h (struct df_problem): Make field "dependent_problem" be
7260 (struct dataflow): Likewise for field "problem".
7261 (df_add_problem): Make param const.
7263 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7265 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7266 inter-unit moves to/from vector registers are enabled. Do not disable
7269 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7271 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7272 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7274 (enum df_problem_id): ...this new enum.
7275 (struct df_problem): Convert field "id" from "int" to
7278 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7280 * rtl.def: Update comment for "things in the instruction chain" to
7281 reflect the removal of the leading "i" field for INSN_UID in
7282 r210360. Fix bogus apostrophe.
7284 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7286 * config/i386/i386.md
7287 (lea arith with mem operand + setcc peephole2): Set operator mode.
7289 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7292 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7293 (dimode_scalar_to_vector_candidate_p): This.
7294 (timode_scalar_to_vector_candidate_p): New function.
7295 (scalar_to_vector_candidate_p): Likewise.
7296 (timode_check_non_convertible_regs): Likewise.
7297 (timode_remove_non_convertible_regs): Likewise.
7298 (remove_non_convertible_regs): Likewise.
7299 (remove_non_convertible_regs): Renamed to ...
7300 (dimode_remove_non_convertible_regs): This.
7301 (scalar_chain::~scalar_chain): Make it virtual.
7302 (scalar_chain::compute_convert_gain): Make it pure virtual.
7303 (scalar_chain::mark_dual_mode_def): Likewise.
7304 (scalar_chain::convert_insn): Likewise.
7305 (scalar_chain::convert_registers): Likewise.
7306 (scalar_chain::add_to_queue): Make it protected.
7307 (scalar_chain::emit_conversion_insns): Likewise.
7308 (scalar_chain::replace_with_subreg): Likewise.
7309 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7310 (scalar_chain::convert_op): Likewise.
7311 (scalar_chain::convert_reg): Likewise.
7312 (scalar_chain::make_vector_copies): Likewise.
7313 (scalar_chain::convert_registers): New pure virtual function.
7314 (class dimode_scalar_chain): New class.
7315 (class timode_scalar_chain): Likewise.
7316 (scalar_chain::mark_dual_mode_def): Renamed to ...
7317 (dimode_scalar_chain::mark_dual_mode_def): This.
7318 (timode_scalar_chain::mark_dual_mode_def): New function.
7319 (timode_scalar_chain::convert_insn): Likewise.
7320 (dimode_scalar_chain::convert_registers): Likewise.
7321 (scalar_chain::compute_convert_gain): Renamed to ...
7322 (dimode_scalar_chain::compute_convert_gain): This.
7323 (scalar_chain::replace_with_subreg): Renamed to ...
7324 (dimode_scalar_chain::replace_with_subreg): This.
7325 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7326 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7327 (scalar_chain::make_vector_copies): Renamed to ...
7328 (dimode_scalar_chain::make_vector_copies): This.
7329 (scalar_chain::convert_reg): Renamed to ...
7330 (dimode_scalar_chain::convert_reg ): This.
7331 (scalar_chain::convert_op): Renamed to ...
7332 (dimode_scalar_chain::convert_op): This.
7333 (scalar_chain::convert_insn): Renamed to ...
7334 (dimode_scalar_chain::convert_insn): This.
7335 (scalar_chain::convert): Call convert_registers.
7336 (convert_scalars_to_vector): Change to scalar_chain pointer to
7337 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7338 in 32-bit mode. Delete scalar_chain pointer. Call
7339 free_dominance_info in 64-bit mode.
7340 (pass_stv::gate): Remove TARGET_64BIT check.
7341 (ix86_option_override): Put the 64-bit STV pass before the CSE
7344 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7346 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7347 dw_loc_frame_offset field.
7348 * dwarf2out.c (new_loc_descr): Likewise.
7349 (resolve_args_picking_1): Turn the VISITED hash set into a
7350 FRAME_OFFSET hash map. Use it to associate a frame offset to
7351 visited nodes. Remove uses of the CHECKING_P macro.
7352 (resolve_args_picking): Update call to resolve_args_picking_1.
7354 2016-04-27 Martin Liska <mliska@suse.cz>
7356 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7357 (free_loop_data): Release vuses of groups.
7359 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7361 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7362 instead of redundant use_id and boolean have_use_for.
7363 (struct iv_use): Change sub_id into group_id. Remove field next.
7364 Move fields: related_cands, n_map_members, cost_map and selected
7366 (struct iv_group): ... here. New structure.
7367 (struct iv_common_cand): Use structure declaration directly.
7368 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7369 (MAX_CONSIDERED_USES): Rename macro to ...
7370 (MAX_CONSIDERED_GROUPS): ... here.
7371 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7372 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7373 (dump_uses): Rename to ...
7374 (dump_groups): ... here. Update all uses.
7375 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7376 (find_induction_variables): Refactor format of dump information.
7377 (record_sub_use): Delete.
7378 (record_use): Update all uses.
7379 (record_group): New function.
7380 (record_group_use, find_interesting_uses_op): Call above functions.
7382 (find_interesting_uses_cond): Ditto.
7383 (group_compare_offset): New function.
7384 (split_all_small_groups): Rename to ...
7385 (split_small_address_groups_p): ... here. Update all uses.
7386 (split_address_groups): Update all uses.
7387 (find_interesting_uses): Refactor format of dump information.
7388 (add_candidate_1): Update all uses. Remove redundant check on iv,
7390 (add_candidate, record_common_cand): Remove redundant assert.
7391 (add_iv_candidate_for_biv): Update use.
7392 (add_iv_candidate_derived_from_uses): Update all uses.
7393 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7394 (alloc_use_cost_map): Ditto.
7395 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7396 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7397 (determine_use_iv_cost_generic): Ditto.
7398 (determine_group_iv_cost_generic): Ditto.
7399 (determine_use_iv_cost_address): Ditto.
7400 (determine_group_iv_cost_address): Ditto.
7401 (determine_use_iv_cost_condition): Ditto.
7402 (determine_group_iv_cost_cond): Ditto.
7403 (determine_use_iv_cost): Ditto.
7404 (determine_group_iv_cost): Ditto.
7405 (set_autoinc_for_original_candidates): Update all uses.
7406 (find_iv_candidates): Update all uses. Refactor dump information.
7407 (determine_use_iv_costs): Ditto.
7408 (determine_iv_costs): Ditto.
7409 (iv_ca_cand_for_use): Rename to ...
7410 (iv_ca_cand_for_group): ... here. Update all uses.
7411 (iv_ca_add_use, iv_ca_add_group): Ditto.
7412 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7413 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7414 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7415 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7416 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7417 (create_new_iv, adjust_iv_update_pos): Ditto.
7418 (rewrite_use_address): Delete.
7419 (rewrite_use_address_1): Rename to ...
7420 (rewrite_use_address): ... here.
7421 (rewrite_use_compare): Update all uses.
7422 (rewrite_use): Delete.
7423 (rewrite_uses): Rename to ...
7424 (rewrite_groups): ... here. Update all uses.
7425 (remove_unused_ivs, free_loop_data): Update all uses.
7426 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7428 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7430 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7431 for WORD_REGISTER_OPERATIONS to runtime check.
7433 2016-04-27 Richard Biener <rguenther@suse.de>
7436 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7437 aggregate_value_p to determine if a function result is
7438 returned by reference.
7439 (ipa_pta_execute): Functions having their address taken are
7440 not automatically nonlocal.
7442 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7445 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7446 * fold-const.c (operand_equal_p): If flag_checking and
7447 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7448 and if it returns non-zero, assert iterative_hash_expr on both
7451 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7453 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7455 2016-04-27 Nick Clifton <nickc@redhat.com>
7458 * varasm.c (merge_weak): Generate an error if an attempt is made
7459 to convert a non-weak static function into a weak, public function.
7461 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7463 * params.def (MAX_PARTITION_SIZE): New param.
7464 * doc/invoke.texi: Document lto-max-partition.
7466 2016-04-27 Richard Biener <rguenther@suse.de>
7469 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7470 function cummulating used_from_other_partition, externally_visible
7471 and force_output from aliases.
7472 (refered_from_nonlocal_var): Likewise.
7473 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7474 node flags properly.
7476 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7478 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7479 (-Wmemset-elt-size): New item.
7481 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7484 * stor-layout.h (internal_reference_types): Delete.
7485 * stor-layout.c (reference_types_internal): Likewise.
7486 (internal_reference_types): Likewise.
7487 (layout_type) <REFERENCE_TYPE>: Adjust.
7489 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7492 * tree.h (inchash::add_expr): Add FLAGS argument.
7493 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7494 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7495 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7496 Formatting fix. Adjust recursive calls. For tcc_comparison,
7497 if swap_tree_comparison (code) is smaller than code, hash that
7498 and arguments in the other order. Hash CONVERT_EXPR the same
7499 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7500 of ADDR_EXPR of decl as the decl itself. Add or remove
7501 OEP_ADDRESS_OF from recursive flags as needed. For
7502 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
7503 operands commutatively and only the third one normally.
7504 For internal CALL_EXPR hash in CALL_EXPR_IFN.
7506 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
7508 * config/rtems.h (LIB_SPEC): Add -latomic.
7510 2016-04-27 Joel Sherrill <joel@rtems.org>
7512 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
7513 xilink.ld and flags not relevant to RTEMS.
7515 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
7517 * toplev.c (backend_init_target): Avoid calling init_reload when using
7520 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7522 * reorg.c (try_merge_delay_insns): Declare i and j inside the
7523 for loops rather than one for the whole function.
7525 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7527 * match.pd (X + CST CMP X): New transformation.
7529 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7531 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
7532 * fold-const.c (fold_binary_loc): Remove 2 transformations
7533 superseded by match.pd.
7534 * match.pd (x+x -> x*2): Generalize to integers.
7536 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
7538 * config/i386/i386.md (operation on memory peephole): Duplicate an
7539 existing peephole and adapt it to match lea rather than an operation
7542 PR rtl-optimization/57193
7543 * opts.c (default_options_table): Add OPT_frename_registers at -O2
7545 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
7547 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7549 * tree-if-conv.c (any_pred_load_store): New static variable.
7550 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
7551 any_pred_load_store instead of and_mask_load_store.
7552 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
7553 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
7554 (combine_blocks, tree_if_conversion): Ditto.
7556 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7558 PR tree-optimization/70771
7559 PR tree-optimization/70775
7560 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
7561 virtual PHI nodes. Delete parameter.
7562 (if_convertible_loop_p_1): Delete argument to above function.
7563 (predicate_all_scalar_phis): Delete code handling single-argument
7565 (tree_if_conversion): Mark and update virtual SSA.
7567 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7570 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
7571 (x86_elf_aligned_common): Rename to ...
7572 (x86_elf_aligned_decl_common): ... this.
7573 Add decl arg. Switch to .lbss for largecomm object. Use
7574 LARGECOMM_SECTION_ASM_OP.
7575 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
7577 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
7578 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
7580 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7581 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
7583 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7586 * config/i386/i386.c (SECTION_LARGE): Define.
7587 (x86_64_elf_select_section): Set it for large data/bss sections.
7588 Only clear SECTION_WRITE for .lrodata.
7589 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
7591 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
7592 * varasm.c (default_elf_asm_named_section): Grow flagchars.
7593 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
7595 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
7596 * doc/tm.texi: Regenerate.
7598 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7601 * configure.ac (--enable-checking): Document extra flag, for
7602 non-release builds default to --enable-checking=yes,extra.
7603 If misc checking and extra checking, define CHECKING_P to 2 instead
7605 * common.opt (fchecking=): Add.
7606 * doc/invoke.texi (-fchecking=): Document.
7607 * doc/install.texi: Document --enable-checking changes.
7608 * configure: Regenerated.
7609 * config.in: Regenerated.
7611 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7613 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
7614 attribute instead of which_alternative.
7615 * config/i386/sse.md (*mov<mode>_internal): Ditto.
7616 Use EXT_REX_SSE_REG_P where appropriate.
7618 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7620 * config/i386/predicates.md (const0_operand): Do not match
7621 const_wide_int code.
7622 (const1_operand): Ditto.
7624 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7626 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
7627 for SSE constm1 operands and TARGET_AVX512VL.
7628 (*movti_internal): Ditto.
7629 (*mov<mode>_or): Use constm1_operand predicate.
7630 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
7631 for SSE vector_all_ones operands and TARGET_AVX512VL.
7632 * config/i386/predicates.md (constm1_operand): New predicate.
7633 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
7634 emission of constant -1 load.
7636 2016-04-25 Jason Merrill <jason@redhat.com>
7638 * gdbinit.in: Skip is-a.h.
7640 * attribs.c (register_scoped_attributes): Fix logic.
7641 * attribs.h: Declare register_scoped_attributes.
7643 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7645 * config/rs6000/rs6000-builtin.def: Correct pasto error for
7646 stxvd2x and stxvw4x built-in functions.
7648 2016-04-25 DJ Delorie <dj@redhat.com>
7650 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
7651 (ashrhi3): Likewise.
7652 (lshrhi3): Likewise.
7654 2016-04-25 Richard Biener <rguenther@suse.de>
7656 PR tree-optimization/70780
7657 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
7659 (compute_antic): Mark blocks with abnormal preds as visited as
7660 they have a final empty antic-in solution already.
7662 2016-04-25 Michael Collison <michael.collison@linaro.org>
7664 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
7666 2016-04-25 Michael Collison <michael.collison@linaro.org>
7668 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
7669 mode is VQI to improve mixed mode vectorization.
7670 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
7671 define_insn to match low half of signed vaddw.
7672 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
7673 define_insn to match high half of signed vaddw.
7674 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
7675 define_insn to match low half of unsigned vaddw.
7676 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
7677 define_insn to match high half of unsigned vaddw.
7678 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
7679 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7680 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
7682 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7683 * config/arm/predicates.md (vect_par_constant_high): Support
7684 big endian and simplify by calling
7685 arm_simd_check_vect_par_cnst_half
7686 (vect_par_constant_low): Likewise.
7688 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7690 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
7691 predicate for operand 2.
7693 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
7694 H.J. Lu <hongjiu.lu@intel.com>
7696 * config/i386/i386-protos.h (standard_sse_constant_p): Add
7697 machine_mode argument.
7698 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
7699 constm1_rtx operands. For VOIDmode constants, get mode from
7700 pred_mode. Check mode size if the mode is supported by ABI.
7701 (standard_sse_constant_opcode): Do not use standard_constant_p.
7702 Strictly check ABI support for all-ones operands.
7703 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
7704 immediates. Update calls to standard_sse_constant_p.
7705 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
7706 (ix86_rtx_costs): Ditto.
7707 * config/i386/i386.md (*movxi_internal_avx512f): Use
7708 nonimmediate_or_sse_const_operand instead of vector_move_operand.
7709 Use (v,BC) alternative instead of (v,C). Use register_operand
7710 checks instead of MEM_P.
7711 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
7712 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
7713 isa attribute. Use register_operand checks instead of MEM_P.
7714 (*movti_internal): Use nonimmediate_or_sse_const_operand for
7715 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
7716 alternative and corresponding sse2 isa attribute.
7717 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
7718 to standard_sse_constant_p.
7719 (FP constant splitters): Ditto.
7720 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
7722 * config/i386/predicates.md (constm1_operand): Remove.
7723 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
7724 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
7725 vector_all_ones_operand instead of constm1_operand.
7727 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7729 * print-rtl.c (print_rtx_insn_vec): New function.
7730 * print-rtl.h: New prototype.
7731 * store-motion.c (struct st_expr): Make avail_stores a vector.
7732 (st_expr_entry): Adjust.
7733 (free_st_expr_entry): Likewise.
7734 (print_store_motion_mems): Likewise.
7735 (find_moveable_store): Likewise.
7736 (compute_store_table): Likewise.
7737 (delete_store): Likewise.
7738 (build_store_vectors): Likewise.
7740 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7742 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
7744 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7746 * vec.h (vec_safe_contains): New function.
7747 (vec::contains): Likewise.
7748 (vec::begin): Likewise.
7749 (vec::end): Likewise.
7751 2016-04-23 Jakub Jelinek <jakub@redhat.com>
7754 * cfgexpand.c (expand_stack_vars): Fix typo.
7756 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7758 * system.h (list, map, set, vector): Include conditionally.
7759 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
7760 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
7761 * ipa-icf.c (INCLUDE_LIST): Define.
7762 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
7763 * config/sh/sh.c (INCLUDE_VECTOR): Define.
7764 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
7765 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
7766 * cp/logic.cc (INCLUDE_LIST): Define.
7767 * fortran/trans-common.c (INCLUDE_MAP): Define.
7769 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7771 * auto-profile.c: Remove <string.h> include.
7772 * ipa-icf-gimple.c: Remove <list> include.
7773 * diagnostic.c: Remove <new> include.
7774 * genmatch.c: Likewise.
7775 * pretty-print.c: Likewise.
7776 * toplev.c: Likewise
7777 * c/c-objc-common.c: Likewise.
7778 * cp/error.c: Likewise.
7779 * fortran/error.c: Likewise.
7781 2016-04-22 Richard Biener <rguenther@suse.de>
7783 * lto-streamer-in.c (input_ssa_names): Do not allocate
7784 GIMPLE_NOP for all SSA names.
7785 * lto-streamer-out.c (output_ssa_names): Do not output
7786 SSA names that should have been released.
7788 2016-04-22 Richard Biener <rguenther@suse.de>
7790 PR tree-optimization/70740
7791 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
7794 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
7797 * config/i386/predicates.md (call_insn_operand): Replace
7798 sibcall_memory_operand with memory_operand.
7800 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
7802 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
7803 has_single_use() tests.
7804 (register_edge_assert_for_1): Likewise.
7805 (find_assert_locations_1): Check the liveness bitmap instead of
7806 checking has_single_use().
7808 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
7811 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
7812 Extract AVX-512BW constraint from AVX.
7814 2016-04-21 Richard Biener <rguenther@suse.de>
7816 PR tree-optimization/70725
7817 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
7818 for phi_convertible_by_degenerating_args.
7819 (predicate_all_scalar_phis): Handle single-argument PHIs.
7821 2016-04-21 Richard Biener <rguenther@suse.de>
7824 * fold-const.c (fold_comparison): Return properly typed
7827 2016-04-21 Bin Cheng <bin.cheng@arm.com>
7829 PR tree-optimization/70715
7830 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7831 after expanding BASE using expand_simple_operations.
7833 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7835 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
7836 New transformations.
7838 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7840 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
7842 2016-04-20 Jan Hubicka <jh@suse.cz>
7844 * ipa-inline.c (can_inline_edge_p): Pass caller info to
7845 ultiimate_alias_target.
7846 (update_callee_keys): Likewise.
7847 (lookup_recursive_calls): Likewise.
7848 (speculation_useful_p): Likewise.
7850 2016-04-20 Jan Hubicka <jh@suse.cz>
7853 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
7854 (set_nothrow_flag_1): ... this; handle interposition correctly;
7855 recurse on aliases and thunks.
7856 (cgraph_node::set_nothrow_flag): New.
7857 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
7858 functions compiled with non-call exceptions that binds to current
7860 (propagate_nothrow): Be safe WRT interposition.
7861 * cgraph.h (set_nothrow_flag): Update prototype.
7863 2016-04-18 Jan Hubicka <jh@suse.cz>
7865 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7866 max_loop_iterations_int.
7867 (tree_unswitch_outer_loop): Likewise.
7869 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7871 PR tree-optimization/69489
7872 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
7873 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
7874 Revise dump message.
7875 (if_convertible_bb_p): Remove check on edge count of basic block's
7878 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7880 PR tree-optimization/56625
7881 PR tree-optimization/69489
7882 * tree-data-ref.h (DR_INNERMOST): New macro.
7883 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
7884 hashing struct innermost_loop_behavior.
7885 (ref_DR_map): Remove.
7886 (innermost_DR_map): New map.
7887 (baseref_DR_map): Revise comment.
7888 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
7889 to innermost_DR_map accroding to its innermost loop behavior.
7890 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
7891 to its innermost loop behavior.
7892 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
7893 Add initialization for innermost_DR_map. Record memory reference
7894 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
7895 have innermost loop behavior.
7896 (if_convertible_loop_p): Remove release for ref_DR_map. Release
7899 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
7901 * config/i386/i386.md (*lea<mode>_general_1): Rename from
7902 *lea_general_1. Use explicit SWI12 mode interator.
7903 (*lea<mode>_general_2): Rename from *lea_general_2.
7904 Use explicit SWI12 mode interator.
7905 (*lea<mode>_general_3): Rename from *lea_general_3.
7906 Use explicit SWI12 mode interator.
7907 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
7908 Use explicit SWI12 mode interator.
7909 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
7910 Use explicit SWI48 mode interator.
7912 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7914 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7915 Short-cut unaligned load and store cases. Handle all integer
7917 (ix86_expand_vector_move_misalign): Short-cut unaligned load
7918 and store cases. Call ix86_avx256_split_vector_move_misalign
7919 directly without checking mode class.
7921 2016-04-20 Andrew Pinski <apinski@cavium.com>
7922 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7925 * config/aarch64/aarch64.md (sibcall): Force call
7926 address to be DImode for ILP32.
7927 (sibcall_value): Likewise.
7929 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7931 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
7933 2016-04-20 Richard Biener <rguenther@suse.de>
7935 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
7936 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
7937 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
7938 (maybe_push_res_to_seq): Adjust.
7939 * gimple-fold.c (maybe_build_generic_op): Likewise.
7941 2016-04-20 Marek Polacek <polacek@redhat.com>
7943 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
7946 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
7948 * config/i386/sse.md (vec_unpacks_lo_hi): Always
7949 use kmovw to support AVX512F target.
7951 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7953 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
7955 2016-04-20 Marek Polacek <polacek@redhat.com>
7957 PR tree-optimization/70725
7958 * tree-if-conv.c (is_false_predicate): New function.
7959 (predicate_mem_writes): Use it.
7961 2016-04-20 Richard Biener <rguenther@suse.de>
7963 PR tree-optimization/70726
7964 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
7965 shift amounts from a pattern stmt operand.
7967 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7970 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
7971 stack_restore_from_fpr pattern when restoring r15.
7972 (s390_optimize_prologue): Strip away the memory barrier in the
7973 parallel when trying to get rid of restore insns.
7974 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
7975 definition for loading the stack pointer from an FPR. Compared to
7976 the normal move insn this pattern includes a full memory barrier.
7978 2016-04-19 Jakub Jelinek <jakub@redhat.com>
7981 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
7982 implicitly linear or lastprivate iterator on the outer context.
7984 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7986 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
7988 * config/i386/i386.md (ssememalign): Removed.
7989 * config/i386/sse.md: Remove ssememalign attribute from patterns.
7991 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7994 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
7995 const short * to __builtin_ia32_loaddquhi512_mask.
7996 (_mm512_maskz_loadu_epi16): Likewise.
7997 (_mm512_mask_storeu_epi16): Pass short * to
7998 __builtin_ia32_storedquhi512_mask.
7999 (_mm512_mask_loadu_epi8): Pass const char * to
8000 __builtin_ia32_loaddquqi512_mask.
8001 (_mm512_maskz_loadu_epi8): Likewise.
8002 (_mm512_mask_storeu_epi8): Pass char * to
8003 __builtin_ia32_storedquqi512_mask.
8004 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8005 const double * to __builtin_ia32_loadupd512_mask.
8006 (_mm512_mask_loadu_pd): Likewise.
8007 (_mm512_maskz_loadu_pd): Likewise.
8008 (_mm512_storeu_pd): Pass double * to
8009 __builtin_ia32_storeupd512_mask.
8010 (_mm512_mask_storeu_pd): Likewise.
8011 (_mm512_loadu_ps): Pass const float * to
8012 __builtin_ia32_loadups512_mask.
8013 (_mm512_mask_loadu_ps): Likewise.
8014 (_mm512_maskz_loadu_ps): Likewise.
8015 (_mm512_storeu_ps): Pass float * to
8016 __builtin_ia32_storeups512_mask.
8017 (_mm512_mask_storeu_ps): Likewise.
8018 (_mm512_mask_loadu_epi64): Pass const long long * to
8019 __builtin_ia32_loaddqudi512_mask.
8020 (_mm512_maskz_loadu_epi64): Likewise.
8021 (_mm512_mask_storeu_epi64): Pass long long *
8022 to __builtin_ia32_storedqudi512_mask.
8023 (_mm512_loadu_si512): Pass const int * to
8024 __builtin_ia32_loaddqusi512_mask.
8025 (_mm512_mask_loadu_epi32): Likewise.
8026 (_mm512_maskz_loadu_epi32): Likewise.
8027 (_mm512_storeu_si512): Pass int * to
8028 __builtin_ia32_storedqusi512_mask.
8029 (_mm512_mask_storeu_epi32): Likewise.
8030 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8031 char * to __builtin_ia32_storedquqi256_mask.
8032 (_mm_mask_storeu_epi8): Likewise.
8033 (_mm256_mask_loadu_epi16): Pass const short * to
8034 __builtin_ia32_loaddquhi256_mask.
8035 (_mm256_maskz_loadu_epi16): Likewise.
8036 (_mm_mask_loadu_epi16): Pass const short * to
8037 __builtin_ia32_loaddquhi128_mask.
8038 (_mm_maskz_loadu_epi16): Likewise.
8039 (_mm256_mask_loadu_epi8): Pass const char * to
8040 __builtin_ia32_loaddquqi256_mask.
8041 (_mm256_maskz_loadu_epi8): Likewise.
8042 (_mm_mask_loadu_epi8): Pass const char * to
8043 __builtin_ia32_loaddquqi128_mask.
8044 (_mm_maskz_loadu_epi8): Likewise.
8045 (_mm256_mask_storeu_epi16): Pass short * to.
8046 __builtin_ia32_storedquhi256_mask.
8047 (_mm_mask_storeu_epi16): Pass short * to.
8048 __builtin_ia32_storedquhi128_mask.
8049 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8050 const double * to __builtin_ia32_loadupd256_mask.
8051 (_mm256_maskz_loadu_pd): Likewise.
8052 (_mm_mask_loadu_pd): Pass onst double * to
8053 __builtin_ia32_loadupd128_mask.
8054 (_mm_maskz_loadu_pd): Likewise.
8055 (_mm256_mask_storeu_pd): Pass double * to
8056 __builtin_ia32_storeupd256_mask.
8057 (_mm_mask_storeu_pd): Pass double * to
8058 __builtin_ia32_storeupd128_mask.
8059 (_mm256_mask_loadu_ps): Pass const float * to
8060 __builtin_ia32_loadups256_mask.
8061 (_mm256_maskz_loadu_ps): Likewise.
8062 (_mm_mask_loadu_ps): Pass const float * to
8063 __builtin_ia32_loadups128_mask.
8064 (_mm_maskz_loadu_ps): Likewise.
8065 (_mm256_mask_storeu_ps): Pass float * to
8066 __builtin_ia32_storeups256_mask.
8067 (_mm_mask_storeu_ps): ass float * to
8068 __builtin_ia32_storeups128_mask.
8069 (_mm256_mask_loadu_epi64): Pass const long long * to
8070 __builtin_ia32_loaddqudi256_mask.
8071 (_mm256_maskz_loadu_epi64): Likewise.
8072 (_mm_mask_loadu_epi64): Pass const long long * to
8073 __builtin_ia32_loaddqudi128_mask.
8074 (_mm_maskz_loadu_epi64): Likewise.
8075 (_mm256_mask_storeu_epi64): Pass long long * to
8076 __builtin_ia32_storedqudi256_mask.
8077 (_mm_mask_storeu_epi64): Pass long long * to
8078 __builtin_ia32_storedqudi128_mask.
8079 (_mm256_mask_loadu_epi32): Pass const int * to
8080 __builtin_ia32_loaddqusi256_mask.
8081 (_mm256_maskz_loadu_epi32): Likewise.
8082 (_mm_mask_loadu_epi32): Pass const int * to
8083 __builtin_ia32_loaddqusi128_mask.
8084 (_mm_maskz_loadu_epi32): Likewise.
8085 (_mm256_mask_storeu_epi32): Pass int * to
8086 __builtin_ia32_storedqusi256_mask.
8087 (_mm_mask_storeu_epi32): Pass int * to
8088 __builtin_ia32_storedqusi128_mask.
8089 * config/i386/i386-builtin-types.def (PCSHORT): New.
8091 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8092 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8093 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8094 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8095 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8096 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8097 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8098 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8099 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8100 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8101 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8102 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8103 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8104 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8105 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8106 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8107 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8108 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8109 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8110 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8111 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8112 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8113 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8114 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8115 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8116 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8117 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8118 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8119 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8120 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8121 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8122 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8123 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8124 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8125 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8126 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8127 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8128 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8129 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8130 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8131 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8132 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8133 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8134 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8135 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8136 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8137 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8138 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8139 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8141 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8142 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8144 (ix86_expand_vector_move_misalign): Likewise.
8145 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8146 to scalar function prototype for unaligned load/store builtins.
8147 (ix86_expand_special_args_builtin): Updated.
8148 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8149 (UNSPEC_STOREU): Likewise.
8150 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8151 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8152 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8153 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8154 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8155 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8156 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8157 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8158 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8159 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8160 (<avx512>_storedqu<mode>_mask): Likewise.
8161 (*sse4_2_pcmpestr_unaligned): Likewise.
8162 (*sse4_2_pcmpistr_unaligned): Likewise.
8163 (*mov<mode>_internal): Renamed to ...
8164 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8165 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8166 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8167 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8169 2016-04-19 Richard Biener <rguenther@suse.de>
8171 PR tree-optimization/70171
8172 * tree-ssa-phiprop.c: Include stor-layout.h.
8173 (phiprop_insert_phi): Handle the aggregate copy case.
8174 (propagate_with_phi): Likewise.
8176 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8178 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8179 instead of simplify_gen_subreg (... , 0).
8180 (ix86_delegitimize_address): Ditto.
8181 (ix86_split_divmod): Ditto.
8182 (ix86_split_copysign_const): Ditto.
8183 (ix86_split_copysign_var): Ditto.
8184 (ix86_expand_args_builtin): Ditto.
8185 (ix86_expand_round_builtin): Ditto.
8186 (ix86_expand_special_args_builtin): Ditto.
8187 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8188 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8189 (udivmodqi4): Ditto.
8190 (absneg splitters): Ditto.
8191 (*jcc_bt<mode>_1): Ditto.
8193 2016-04-19 Richard Biener <rguenther@suse.de>
8195 PR tree-optimization/70724
8196 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8197 restoring out from ...
8198 (free_scc_vn): ... here.
8199 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8200 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8202 (pass_fre::execute): Restore SSA info.
8204 2016-04-19 Richard Biener <rguenther@suse.de>
8206 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8207 * gimple-walk.c (walk_gimple_op): Initialize it.
8208 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8209 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8210 remapping SSA names of defs.
8211 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8214 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8217 * lra-constraints.c (equiv_substition_p): New.
8218 (process_alt_operands): Use it.
8219 (swap_operands): Swap it.
8220 (curr_insn_transform): Update it.
8222 2016-04-18 Michael Matz <matz@suse.de>
8224 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8225 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8226 * tree-core.h (tree_type_common.align): Use bit-field.
8227 (tree_type_common.spare): New.
8228 (tree_decl_common.off_align): Make smaller.
8229 (tree_decl_common.align): Use bit-field.
8231 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8232 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8233 (scan_sharing_clauses): Ditto.
8234 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8235 (omp_finish_file): Ditto.
8236 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8237 (layout_decl): Ditto.
8238 (relayout_decl): Ditto.
8239 (finalize_record_size): Use SET_TYPE_ALIGN.
8240 (finalize_type_size): Ditto.
8241 (finish_builtin_struct): Ditto.
8242 (layout_type): Ditto.
8243 (initialize_sizetypes): Ditto.
8244 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8245 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8246 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8247 (get_chain_field): Ditto.
8248 (get_trampoline_type): Ditto.
8249 (get_nl_goto_field): Ditto.
8250 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8252 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8253 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8254 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8255 (build_qualified_type): Use SET_TYPE_ALIGN.
8256 (build_aligned_type, build_range_type_1): Ditto.
8257 (build_atomic_base): Ditto.
8258 (build_common_tree_nodes): Ditto.
8259 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8260 (expand_one_stack_var_at): Ditto.
8261 * coverage.c (build_var): Use SET_DECL_ALIGN.
8262 * except.c (init_eh): Ditto.
8263 * function.c (assign_parm_setup_block): Ditto.
8264 * symtab.c (increase_alignment_1): Ditto.
8265 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8266 * tree-vect-stmts.c (ensure_base_align): Ditto.
8267 * varasm.c (align_variable): Ditto.
8268 (assemble_variable): Ditto.
8269 (build_constant_desc): Ditto.
8270 (output_constant_def_contents): Ditto.
8272 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8273 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8274 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8275 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8276 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8278 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8281 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8282 replace %vmovsd with "%vmovq".
8283 (vec_concatv2df): Likewise.
8285 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8287 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8288 (*vec_extractv2si_0): Ditto.
8289 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8290 (zero_extended_scalar_load_operand splitters): Ditto.
8291 (vec_extract splitters): Ditto.
8292 (*vec_extractv4si_0_zext): Ditto.
8293 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8295 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8296 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8297 (*sse4_1_extractps): Use lowpart_subreg.
8298 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8300 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8302 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8304 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8305 Mention Solaris 11 packaging changes.
8306 Update gas and gld requirements.
8307 Remove reference to pre-Solaris 10 bug.
8308 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8310 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8313 2016-04-17 Jan Hubicka <jh@suse.cz>
8315 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8316 max_loop_iterations_int.
8318 2016-04-18 Richard Biener <rguenther@suse.de>
8320 PR tree-optimization/43434
8321 * tree-ssa-structalias.c (struct vls_data): New.
8322 (visit_loadstore): Handle all pointer-based accesses.
8323 (compute_dependence_clique): Compute a bitmap of restrict tags
8324 assigned bases and pass it to visit_loadstore.
8326 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8329 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8330 armv8.1-a and armv8.1-a+crc.
8332 2016-04-18 Richard Biener <rguenther@suse.de>
8334 PR tree-optimization/70701
8335 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8336 references after translating through a memcpy.
8338 2016-04-18 Richard Biener <rguenther@suse.de>
8340 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8341 (compute_antic): ... here. For partial antic use regular
8342 postorder and scrap iteration.
8343 (compute_partial_antic_aux): Remove unused return value.
8344 (init_pre): Do not allocate postorder.
8345 (fini_pre): Do not free postorder.
8347 2016-04-18 Richard Biener <rguenther@suse.de>
8350 * expmed.c (extract_bit_field_1): Remove broken case
8351 using a wider MODE_INT mode.
8353 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8355 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8356 unless compiling with at least GCC-4.8.
8358 2016-04-17 Jan Hubicka <jh@suse.cz>
8361 * graphite.c (graphite_finalize): Update call to
8362 tree_estimate_probability.
8363 * predict.h (tree_estimate_probability): Update prototype.
8365 2016-04-17 Jan Hubicka <jh@suse.cz>
8367 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8368 (tree_estimate_probability): Likewise.
8369 (pass_profile::execute): Update.
8370 (report_predictor_hitrates): New function.
8371 * profile.c (compute_branch_probabilities): Use it.
8372 * predict.h (report_predictor_hitrates): Declare.
8374 2016-04-17 Jan Hubicka <jh@suse.cz>
8377 * cgraph.h (cgraph_node::set_const_flag,
8378 cgraph_node::set_pure_flag): Update prototype to return bool;
8380 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8381 of interposable symbol are interposable, too.
8382 (cgraph_set_const_flag_1): Rename to ...
8383 (set_const_flag_1): ... this one; change to self recursive function
8384 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8385 clearnig the flag in all variants and also virtual thunks of const
8386 functions are pure; track if any change was done.
8387 (cgraph_node::set_const_flag): Update.
8388 (struct set_pure_flag_info): New struct.
8389 (cgraph_set_pure_flag_1): Rename to ...
8390 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8391 rather than pointer encoded flags; track if any changes was done;
8392 handle correctly clearning flag and setting flag of aliases already
8394 (cgraph_node::set_pure_flag): Update.
8395 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8397 2016-04-17 Tom de Vries <tom@codesourcery.com>
8400 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8403 2016-04-17 Tom de Vries <tom@codesourcery.com>
8405 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8406 '{}<> ' as escape-for-record.
8408 2016-04-17 Tom de Vries <tom@codesourcery.com>
8410 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8413 2016-04-17 Tom de Vries <tom@codesourcery.com>
8416 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8417 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8418 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8419 * passes.c (finish_optimization_passes): Only call
8420 finish_graph_dump_file if dfi->graph_dump_initialized.
8421 (execute_function_dump, pass_init_dump_file): Use
8422 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8424 2016-04-17 Tom de Vries <tom@codesourcery.com>
8426 PR tree-optimization/70256
8427 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8428 (debug_varmap): New function.
8430 2016-04-17 Tom de Vries <tom@codesourcery.com>
8433 * passes.c (pass_manager::register_pass): Propagate pflags.
8435 2016-04-17 Tom de Vries <tom@codesourcery.com>
8438 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8439 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8440 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8441 check if it's equal to p_start.
8442 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8444 2016-04-15 Jan Hubicka <jh@suse.cz>
8447 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8448 function does not bind to current def.
8449 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8450 handle conservatively calls to functions that does not need to bind
8452 (check_call): Update call of worse_state.
8453 (ignore_edge_for_nothrow): Update.
8454 (ignore_edge_for_pure_const): Likewise.
8455 (propagate_pure_const): Update calls to worse_state.
8456 (skip_function_for_local_pure_const): Reformat comments.
8458 2016-04-15 Jan Hubicka <jh@suse.cz>
8461 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8462 (cgraph_node::function_symbol): Likewise.
8463 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8464 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8465 (symtab_node::ultimate_alias_target): Add REF parameter.
8466 (symtab_node::binds_to_current_def_p): Declare.
8467 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8468 (cgraph_node::function_symbol): Likewise.
8469 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8470 (cgraph_node::get_availability): Likewise.
8471 (cgraph_edge::binds_to_current_def_p): New inline function.
8472 (varpool_node::get_availability): Add REF parameter.
8473 (varpool_node::ultimate_alias_target): Likewise.
8474 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8475 (symtab_node::binds_to_current_def_p): Likewise.
8476 * varpool.c (varpool_node::get_availability): Likewise.
8478 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8481 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8482 Fix mode size check.
8484 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8486 * BASE-VER: Set to 7.0.0.
8488 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8490 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8492 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8494 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8495 architecture revisions.
8497 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8499 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8500 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8501 * config/i386/i386.md (stack decrement to push peepholes): Guard
8502 with !x86_using_red_zone ().
8504 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8507 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
8508 to dump_generic_node.
8509 (NIY): Pass also flags to do_niy.
8511 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
8513 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
8514 (simd_clone_vector_of_formal_parm_types)
8515 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
8516 (simd_clone_mangle, simd_clone_create)
8517 (simd_clone_adjust_return_type, create_tmp_simd_array)
8518 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
8519 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
8520 (ipa_simd_modify_function_body, simd_clone_linear_addend)
8521 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
8522 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
8523 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
8524 * omp-simd-clone.c: ... this new file.
8525 (simd_clone_vector_of_formal_parm_types): Make it static.
8526 * Makefile.in (OBJS): Add omp-simd-clone.o.
8528 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8531 * config/i386/sse.md: Use proper memory operand modifiers.
8534 2016-04-15 Richard Biener <rguenther@suse.de>
8535 Alan Modra <amodra@gmail.com>
8537 PR tree-optimization/70130
8538 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
8539 when alignment stays not the same and no not use the realign
8542 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8545 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8546 direct move handlers for KFmode. Change TFmode handlers test from
8547 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
8549 2016-04-14 Jakub Jelinek <jakub@redhat.com>
8552 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
8553 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
8554 (inlined_polymorphic_ctor_dtor_block_p): Use it.
8555 * tree-ssa-live.c (remove_unused_scope_block_p): When
8556 in_ctor_dtor_block, avoid discarding not just BLOCKs with
8557 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
8558 block_ultimate_origin is FUNCTION_DECL.
8559 (remove_unused_locals): If current_function_decl is
8560 polymorphic_ctor_dtor_p, pass initial true to
8561 remove_unused_scope_block_p' is_ctor_dtor_block.
8563 2016-04-14 Martin Sebor <msebor@redhat.com>
8568 * doc/extend.texi (Variable Length): Revert.
8570 2016-04-14 Marek Polacek <polacek@redhat.com>
8571 Jan Hubicka <hubicka@ucw.cz>
8574 * tree.c (verify_type): Disable the canonical type of main variant
8577 2016-04-14 Jason Merrill <jason@redhat.com>
8579 * cfgexpand.c, expr.c: Revert previous change.
8581 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
8584 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
8585 when building a mem ref for the incoming reduction variable.
8587 2016-04-14 Richard Biener <rguenther@suse.de>
8589 PR tree-optimization/70614
8590 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
8591 loop if the evolution dropped to chrec_dont_know.
8592 (interpret_condition_phi): Likewise.
8594 2016-04-14 Richard Biener <rguenther@suse.de>
8596 PR tree-optimization/70623
8597 * tree-ssa-pre.c (changed_blocks): Make global ...
8598 (compute_antic): ... local here. Move and fix worklist
8599 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
8600 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
8601 worklist handling, dump when ANTIC_IN changed.
8602 (compute_partial_antic_aux): Remove worklist handling.
8603 (init_pre): Do not compute post dominators. Add a comment about
8604 the CFG order chosen.
8605 (fini_pre): Do not free post dominators.
8607 2016-04-13 Martin Sebor <msebor@redhat.com>
8612 * doc/extend.texi (Variable Length): Document C++ specifics.
8614 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8617 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
8618 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
8619 eh edges have been purged.
8622 * tree-sra.c (create_access_replacement,
8623 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
8625 * tree-pretty-print.c (dump_fancy_name): New function.
8626 (dump_decl_name, dump_generic_node): Use it.
8628 2016-04-13 Jason Merrill <jason@redhat.com>
8630 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
8631 * expr.c (expand_expr_real_1): Likewise.
8633 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
8635 * config/i386/i386.md (kunpckhi): Swap operands.
8636 (kunpcksi): Likewise.
8637 (kunpckdi): Likewise.
8638 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
8639 (vec_pack_trunc_<mode>): Likewise.
8641 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8644 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
8647 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
8648 gimplification turns some element into non-constant.
8651 * rtl.h (convert_memory_address_addr_space_1): New prototype.
8652 * explow.c (convert_memory_address_addr_space_1): No longer static,
8653 add NO_EMIT argument and don't call convert_modes if true, pass
8654 it down recursively, remove break after return.
8655 (convert_memory_address_addr_space): Adjust caller.
8656 * simplify-rtx.c (simplify_unary_operation_1): Call
8657 convert_memory_address_addr_space_1 instead of convert_memory_address,
8658 if it returns NULL, don't simplify.
8660 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
8663 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
8665 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8667 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8668 Bump the upper SIMDLEN limits, so that if the return type or
8669 characteristic type if the return type is void can be passed in
8670 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
8673 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8676 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
8677 Do not use "=" constraint on an input constraint.
8678 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8679 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8680 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
8681 generates (neg (abs ...)) instead of (abs ...).
8683 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8685 PR rtl-optimization/70596
8686 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
8687 just invalidate LRA data and reset them. Adjust dump wording.
8689 2016-04-12 Martin Liska <mliska@suse.cz>
8692 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8694 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8696 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8697 max_loop_iterations_int.
8698 (tree_unswitch_outer_loop): Likewise.
8699 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8700 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8702 2016-04-12 Tom de Vries <tom@codesourcery.com>
8704 PR tree-optimization/68756
8705 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
8706 instead of new_name.
8708 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8710 PR tree-optimization/70602
8711 * tree-sra.c (generate_subtree_copies): Don't write anything into
8712 constant pool decls.
8714 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
8715 regardless whether there are depend clauses or not.
8717 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8720 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
8721 target attribute and pragma from changing the -mfloat128
8722 and -mfloat128-hardware options.
8724 * doc/extend.texi (Additional Floating Types): Document PowerPC
8725 __float128 restrictions.
8727 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8730 * config/aarch64/driver-aarch64.c
8731 (aarch64_get_extension_string_for_isa_flags): New.
8732 (arch_extension): Rename to...
8733 (aarch64_arch_extension): ...This.
8734 (ext_to_feat_string): Rename to...
8735 (aarch64_extensions): ...This.
8736 (aarch64_core_data): Keep track of architecture extension flags.
8737 (cpu_data): Rename to...
8738 (aarch64_cpu_data): ...This.
8739 (aarch64_arch_driver_info): Keep track of architecture extension
8741 (get_arch_name_from_id): Rename to...
8742 (get_arch_from_id): ...This, change return type.
8743 (host_detect_local_cpu): Update and reformat for renames, handle
8744 extensions through common infrastructure.
8746 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8749 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
8750 track of a canonical flag name.
8751 (all_extensions): Likewise.
8752 (arch_to_arch_name): Also track extension flags enabled by the arch.
8753 (all_architectures): Likewise.
8754 (aarch64_parse_extension): Move to here.
8755 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
8757 (aarch64_rewrite_selected_cpu): Update for above change.
8758 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
8759 are handled, such that the single explicit value enabled by an
8760 extension is kept seperate from the implicit values it also enables.
8761 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
8763 (aarch64_parse_extension): New.
8764 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
8765 here to config/aarch64/aarch64-protos.h.
8766 (aarch64_parse_extension): Move from here to
8767 common/config/aarch64/aarch64-common.c.
8768 (aarch64_option_print): Update.
8769 (aarch64_declare_function_name): Likewise.
8770 (aarch64_start_file): Likewise.
8771 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
8772 the canonical flag for extensions.
8773 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
8776 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8778 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
8781 2016-04-09 Tom de Vries <tom@codesourcery.com>
8783 PR tree-optimization/68953
8784 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
8785 first to last subscript.
8787 2016-04-09 Jakub Jelinek <jakub@redhat.com>
8789 PR tree-optimization/70586
8790 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
8793 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
8797 PR tree-optimization/70373
8801 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
8802 clauses for acc parallel reductions as necessary. Error on those
8804 * omp-low.c (scan_sharing_clauses): Don't install variables which
8805 are used in acc parallel reductions.
8806 (lower_rec_input_clauses): Remove dead code.
8807 (lower_oacc_reductions): Add support for reference reductions.
8808 (lower_reduction_clauses): Remove dead code.
8809 (lower_omp_target): Don't remap variables appearing in acc parallel
8811 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
8813 2016-04-08 Jakub Jelinek <jakub@redhat.com>
8816 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
8817 with multiple SSA_NAME defs, force the outputs other than first
8818 to be live before calling live_track_process_def on each output.
8820 PR rtl-optimization/70574
8821 * fwprop.c (forward_propagate_and_simplify): Don't add
8822 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
8823 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
8824 paradoxical subregs within *loc.
8826 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
8828 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
8829 -ftree-parallelize-loops={0,1}.
8830 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
8831 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
8832 * config/ia64/hpux.h (LIB_SPEC): Likewise.
8833 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
8834 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
8836 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
8839 * asan.c (instrument_derefs): If we get unknown location, extract it
8841 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
8843 2016-04-08 Tom de Vries <tom@codesourcery.com>
8845 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
8846 implicit firstprivate clause.
8848 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8851 * config/arm/thumb2.md (tst + branch-> lsls + branch
8852 peephole below *orsi_not_shiftsi_si): Require that condition
8853 register is dead after the peephole.
8854 (second peephole after the above): Likewise.
8856 2016-04-08 Alan Modra <amodra@gmail.com>
8859 * builtins.c (fold_builtin_classify): For IBM extended precision,
8860 look at just the high-order double to test for NaN.
8861 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
8862 test just the high double for Inf but both doubles for subnormal
8865 2016-04-07 Jakub Jelinek <jakub@redhat.com>
8867 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
8868 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
8869 node->simdclone->mask_mode != VOIDmode masks.
8870 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
8871 earlier, use it instead of node->simdclone.
8872 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8873 Set clonei->mask_mode.
8875 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8878 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
8879 Pass it through to cp_parser_already_scoped_statement.
8880 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
8881 it through to cp_parser_statement.
8882 (cp_parser_statement): Pass IF_P through to
8883 cp_parser_iteration_statement.
8884 (cp_parser_pragma): Adjust call to
8885 cp_parser_iteration_statement.
8887 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8890 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
8891 resolve a future -Wparentheses warning.
8892 * omp-low.c (scan_sharing_clauses): Likewise.
8893 * tree-parloops.c (eliminate_local_variables): Likewise.
8895 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
8897 PR rtl-optimization/70398
8898 * lra-constraints.c (process_address_1): Check zero scale and code
8899 for reloading with zero scale.
8901 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
8903 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
8904 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
8906 2016-04-06 Jakub Jelinek <jakub@redhat.com>
8908 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8909 Add support for AVX512F clones, include them by default for
8910 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
8911 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
8915 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
8916 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
8917 firstprivate clauses.
8918 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
8919 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
8920 (lower_omp_target): Set TREE_NO_WARNING for
8921 non-addressable possibly uninitialized vars which are copied into
8922 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
8924 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
8926 * config/pa/predicates.md (integer_store_memory_operand): Accept
8927 REG+D operands with a large offset when reload_in_progress is true.
8928 (floating_point_store_memory_operand): Likewise.
8930 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8933 * match.pd (nested int casts): Limit to GIMPLE.
8935 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
8938 * ipa-devirt.c (maybe_record_node): Fix comment; use
8939 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
8941 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8943 PR rtl-optimization/70542
8944 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
8945 if there are any uses other than insn or debug insns.
8947 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
8948 Jakub Jelinek <jakub@redhat.com>
8950 PR tree-optimization/70509
8951 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
8952 Shift HOST_WIDE_INT_1U instead of 1.
8954 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
8956 PR tree-optimization/70509
8957 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
8958 of the vector base type for index.
8960 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
8963 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
8965 2016-04-05 Richard Biener <rguenther@suse.de>
8967 PR tree-optimization/70526
8968 * tree-sra.c (build_ref_for_offset): Use prev_base to
8969 extract the alias pointer type.
8971 2016-04-05 Richard Biener <rguenther@suse.de>
8973 * dse.c (struct store_info): Remove alias_set member.
8974 (struct read_info_type): Likewise.
8975 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
8976 spill_deleted, clear_alias_set_lookup): Remove.
8977 (get_group_info): Remove dead base == NULL_RTX case.
8978 (dse_step0): Remove initialization of removed variables.
8979 (delete_dead_store_insn): Reomve alias set dumping.
8980 (free_read_records): Remove alias_set handling.
8981 (canon_address): Remove alias_set_out parameter.
8982 (record_store): Remove spill_alias_set, it's always zero.
8983 (check_mem_read_rtx): Likewise.
8984 (dse_step2): Rename from ...
8985 (dse_step2_nospill): ... this. Adjust.
8986 (scan_stores): Rename from ...
8987 (scan_stores_nospill): ... this.
8988 (scan_reads): Rename from ...
8989 (scan_reads_nospill): ... this.
8990 (scan_stores_spill, scan_reads_spill): Remove.
8991 (dse_step3_scan): Remove for_spills argument which is always false.
8992 (dse_step3): Likewise.
8993 (dse_step5): Rename from ...
8994 (dse_step5_nospill): ... this. Remove alias_set handling.
8995 (rest_of_handle_dse): Adjust.
8997 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9000 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9001 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9002 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9003 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9005 2016-04-05 Richard Biener <rguenther@suse.de>
9008 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9009 non-register type temporaries into SSA.
9011 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9014 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9015 calls when sanitizing.
9016 (possible_polymorphic_call_target_p): Fix formatting.
9018 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9019 Jakub Jelinek <jakub@redhat.com>
9022 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9023 to ensure a call statement is compatible with a built-in's
9025 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9028 2016-04-04 Richard Biener <rguenther@suse.de>
9030 PR rtl-optimization/70484
9031 * rtl.h (canon_output_dependence): Declare.
9032 * alias.c (canon_output_dependence): New function.
9033 * dse.c (record_store): Use canon_output_dependence rather
9034 than canon_true_dependence.
9036 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9039 * cgraph.h (symtab_node::copy_visibility_from): New function.
9040 * symtab.c (symtab_node::copy_visibility_from): New function.
9041 * ipa-visibility.c (optimize_weakref): New function.
9042 (function_and_variable_visibility): Use it.
9044 2016-04-04 Martin Liska <mliska@suse.cz>
9047 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9048 value that is really in range handled by SBR instruction.
9049 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9050 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9051 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9053 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9057 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9058 set, but not for SP_REG operands.
9060 2016-04-02 Martin Sebor <msebor@redhat.com>
9063 * fold-const.c (maybe_nonzero_address): New function.
9064 (fold_comparison): Call it. Fold equality and relational
9065 expressions involving null pointers.
9066 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9068 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9070 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9071 the "Y" constraint (scalar FP 0.0 immediate).
9073 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9074 Add the "const_double" to the list of operand constraints.
9076 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9078 PR rtl-optimization/70467
9079 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9080 If low word of the last operand is 0, just emit addition/subtraction
9083 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9086 * config/s390/s390.c (s390_expand_insv): Check for everything
9087 constant instead of just VOIDmode stuff.
9089 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9092 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9094 2016-04-01 Nathan Sidwell <nathan@acm.org>
9096 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9098 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9100 PR rtl-optimization/70461
9101 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9104 2016-03-31 Martin Liska <mliska@suse.cz>
9107 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9108 a tree value or an immediate integer value to a buffer
9109 that is eventually copied to a BRIG section.
9110 (emit_immediate_operand): Call the function here.
9111 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9112 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9113 of class' fields that are removed.
9114 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9115 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9116 m_brig_repr_size fields.
9118 2016-03-31 Martin Liska <mliska@suse.cz>
9121 * hsa-gen.c (hsa_function_representation::update_dominance): New
9123 (convert_addr_to_flat_segment): Likewise.
9124 (gen_hsa_memory_set): New alignment argument.
9125 (gen_hsa_ctor_assignment): Likewise.
9126 (gen_hsa_insns_for_single_assignment): Provide alignment
9127 to gen_hsa_ctor_assignment.
9128 (gen_hsa_insns_for_direct_call): Add new argument.
9129 (expand_lhs_of_string_op): New function.
9130 (expand_string_operation_builtin): Likewise.
9131 (expand_memory_copy): New function.
9132 (expand_memory_set): New function.
9133 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9134 (convert_switch_statements): Change signature.
9135 (generate_hsa): Use a return value of the function.
9136 (pass_gen_hsail::execute): Do not call
9137 convert_switch_statements here.
9138 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9139 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9140 (hsa_function_representation::update_dominance): New function.
9142 2016-03-31 Martin Liska <mliska@suse.cz>
9145 * hsa-brig.c (emit_directive_variable): Emit alignment
9146 according to hsa_symbol::m_align.
9147 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9148 (dump_hsa_symbol): Dump alignment of HSA symbols.
9149 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9150 (gen_hsa_addr_with_align): New function.
9151 (hsa_bitmemref_alignment): Use newly added function.
9152 (gen_hsa_insns_for_load): Likewise.
9153 (gen_hsa_insns_for_store): Likewise.
9154 (gen_hsa_memory_copy): New argument added.
9155 (gen_hsa_insns_for_single_assignment): Respect
9156 alignment for assignments processed via gen_hsa_memory_copy.
9157 (gen_hsa_insns_for_direct_call): Likewise.
9158 (gen_hsa_insns_for_return): Likewise.
9159 (gen_function_def_parameters): Set default alignment.
9160 * hsa.c (hsa_object_alignment): New function.
9161 (hsa_byte_alignment): Pasted function.
9162 * hsa.h (hsa_symbol::m_align): New field.
9164 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9166 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9167 scratch field for goto case.
9169 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9171 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9173 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9176 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9177 (scalar_chain::convert_insn): Call convert_op for reg
9178 moves to handle undefined registers.
9180 2016-03-31 Nathan Sidwell <nathan@acm.org>
9183 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9184 Assert we don't want to move backwards.
9186 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9189 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9191 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9193 PR rtl-optimization/70460
9194 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9195 with operand from REG_LABEL_OPERAND, instead substitute
9196 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9197 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9199 2016-03-31 Martin Liska <mliska@suse.cz>
9201 * passes.c (execute_one_pass): Do not call
9202 todo_after for a discarded function.
9204 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9206 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9207 (no_cost, infinite_cost): Initialize the new field.
9208 (get_computation_cost_at): Record setup cost.
9209 (determine_use_iv_cost_address): Skip cost computation for sub
9210 uses if we can estimate it without losing accuracy.
9212 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9214 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9216 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9217 max_loop_iterations_int.
9218 (tree_unswitch_outer_loop): Likewise.
9219 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9220 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9222 2016-03-30 Richard Biener <rguenther@suse.de>
9225 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9227 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9230 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9231 in gen_blendm expander.
9233 2016-03-30 Nick Clifton <nickc@redhat.com>
9236 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9237 case where we are already provided with an SImode SUBREG.
9239 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9242 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9243 conflict between DRAP register and __builtin_eh_return.
9245 2016-03-30 Michael Matz <matz@suse.de>
9246 Richard Biener <rguenther@suse.de>
9249 * ipa-polymorphic-call.c (struct type_change_info): Change
9250 speculative to an unsigned allowing to limit the work we do.
9251 (csftc_abort_walking_p): New inline function..
9252 (check_stmt_for_type_change): Limit the number of may-defs
9253 skipped for speculative devirtualization to
9254 max-speculative-devirt-maydefs.
9255 * params.def (max-speculative-devirt-maydefs): New param.
9256 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9258 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9261 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9264 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9266 PR tree-optimization/59124
9267 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9268 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9270 2016-03-29 Jeff Law <law@redhat.com>
9272 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9274 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9276 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9279 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9281 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9282 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9283 gcrt0.o if linking dynamically.
9285 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9288 * ipa-devirt.c (methods_equal_p): New function.
9289 (compare_virtual_tables): Use it.
9290 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9291 * cgraphclones.c (clone_function_name_1): Use
9292 symbol_table::symbol_suffix_separator.
9293 * coverage.c (build_var): Likewise.
9294 * symtab.c (symbol_table::symbol_suffix_separator): New.
9296 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9298 PR rtl-optimization/70429
9299 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9300 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9301 mode != result_mode.
9304 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9306 PR tree-optimization/70405
9307 * ssa-iterators.h (num_imm_uses): Add missing braces.
9309 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9311 PR rtl-optimization/68695
9312 * ira-color.c (allocno_copy_cost_saving): New.
9313 (improve_allocation): Use it.
9315 2016-03-29 Richard Henderson <rth@redhat.com>
9318 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9320 2016-03-29 Richard Biener <rguenther@suse.de>
9323 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9324 use alignment returned by get_pointer_alignment_1 if it is
9325 bigger than BITS_PER_UNIT.
9326 * builtins.c (get_pointer_alignment_1): Do not return true
9327 for alignment extracted from SSA info.
9329 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9331 * config/ft32/ft32.opt (mnodiv): New.
9332 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9333 * doc/invoke.texi (FT32 Options -mnodiv): New.
9335 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9338 * config/i386/i386.md (define_split, andn): Fix modes.
9340 2016-03-26 Richard Biener <rguenther@suse.de>
9341 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9344 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9346 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9347 as 2nd argument to cl_optimization_restore().
9349 2016-03-25 Richard Henderson <rth@redhat.com>
9352 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9353 * config/aarch64/aarch64-protos.h: Declare it.
9354 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9356 2016-03-25 Alan Modra <amodra@gmail.com>
9359 * config/rs6000/constraints.md (j): Simplify.
9360 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9362 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9363 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9364 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9365 in all constraint alternatives.
9366 (movtd_64bit_nodm): Delete "j" constraint alternative.
9368 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9370 * tree-ssa-propagate.c: Enhance docs for
9371 SSA_PROP_NOT_INTERESTING.
9373 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9375 * doc/extend.texi: Fix typo in documentation to pure attribute.
9377 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9380 * config/pa/pa.md (bswapdi2): Use a scratch register.
9382 2016-03-24 Richard Henderson <rth@redhat.com>
9385 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9388 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9390 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9391 using ix86_expand_binary_operator instead of gen_andsi3.
9393 2016-03-24 Richard Biener <rguenther@suse.de>
9395 PR tree-optimization/70396
9396 * tree-vect-stmts.c (vectorizable_comparison): Use
9397 get_vectype_for_scalar_type.
9399 2016-03-24 Richard Biener <rguenther@suse.de>
9402 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9403 with register bases.
9405 2016-03-24 Richard Biener <rguenther@suse.de>
9407 PR tree-optimization/70372
9408 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9409 build_all_ones_cst to also handle vector types correctly.
9411 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9414 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9417 2016-03-23 Marek Polacek <polacek@redhat.com>
9420 * doc/invoke.texi: Document -Wignored-attributes.
9422 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9424 PR tree-optimization/69042
9425 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9426 parameter from 30 to 40.
9428 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9430 PR tree-optimization/69042
9431 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9432 for use with constant offset stripped in base.
9434 2016-03-23 Richard Biener <rguenther@suse.de>
9437 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9438 mode compatibility check.
9439 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9441 2016-03-23 Jeff Law <law@redhat.com>
9443 PR tree-optimization/64058
9444 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9446 (struct ssa_conflicts): Move up earlier in the file.
9447 (conflicts_, var_map_): New static variables.
9448 (initialize_conflict_count): New function to initialize the
9449 CONFLICT_COUNT field for each conflict pair.
9450 (compare_pairs): Lazily initialize the conflict count and use it
9451 as the first tie-breaker.
9452 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9453 and wipe conflicts_ and map_ around the call to qsort. Remove
9454 special case for 2 coalesce pairs.
9455 * bitmap.c (bitmap_count_unique_bits): New function.
9456 (bitmap_count_bits_in_word): New function, extracted from
9458 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9459 * bitmap.h (bitmap_count_unique_bits): Declare it.
9461 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9464 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9465 transparent alias chain for decl assembler name.
9466 * config/sol2.c (solaris_assemble_visibility): Likewise.
9468 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9470 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9472 (v10_fdivs): Likewise.
9473 (v10_fdivd): Likewise.
9475 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9478 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9479 to not call fclose twice on file.
9481 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9483 PR tree-optimization/70354
9484 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9485 oprnd0 is wider than oprnd1 and there is a cast from the wider
9486 type to oprnd1, mask it with the mask of the narrower type.
9489 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9490 Optimize TARGET_STV splitters, if high or low word of last argument
9493 2016-03-22 Jeff Law <law@redhat.com>
9496 tree-ssa-threadbackward.c
9497 (fsm_find_control_statement_thread_paths): Correctly distinguish
9498 between old style jump threads vs FSM jump threads.
9500 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
9503 * config/i386/i386.c (scalar_chain::convert_op): Support
9504 uninitialized register usage case.
9506 2016-03-22 Richard Biener <rguenther@suse.de>
9509 * genmatch.c (gen_transform): Adjust last parameter to a three-state
9511 (capture::gen_transform): ... to change behavior when substituting
9512 a condition into cond or not-cond expr context.
9513 (dt_simplify::gen_1): Adjust.
9514 * gimple-match-head.c: Include gimplify.h for unshare_expr.
9515 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
9516 last change and instead change to
9517 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
9518 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9520 2016-03-22 Anthony Green <green@moxielogic.com>
9522 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
9523 issue for moxiebox targets.
9524 (CC1PLUS_SPEC): Ditto.
9526 2016-03-22 Richard Biener <rguenther@suse.de>
9529 * fold-const.c (extract_muldiv_1): Properly perform multiplication
9532 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9534 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
9536 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9539 * config/i386/i386.c (def_builtin): Handle
9540 OPTION_MASK_ISA_AVX512VL to be and-ed with other
9542 (const struct builtin_description bdesc_special_args[]):
9543 Remove duplicate ISA bits.
9545 2016-03-22 Jakub Jelinek <jakub@redhat.com>
9548 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
9549 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
9550 in a way that works also for AVX512BW.
9553 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
9554 instead of source if operands[1] is xmm16 and above and
9555 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
9556 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
9559 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
9560 on assign if (*from_p) is a comparison, set it to
9561 TREE_NO_WARNING (*from_p).
9563 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9566 * lra.c (restore_scratches): Ignore deleted insns.
9568 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
9569 Jakub Jelinek <jakub@redhat.com>
9571 PR tree-optimization/70317
9572 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
9575 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
9578 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
9579 of ix86_expand_move.
9581 (movti): Use general_operand for operand 1 predicate.
9583 2016-03-21 Martin Liska <mliska@suse.cz>
9585 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
9587 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
9589 2016-03-21 Martin Liska <mliska@suse.cz>
9592 * ipa-icf.c (sem_function::parse): Skip static
9593 constructors and destructors.
9595 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9598 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
9599 function-like macro, peek following token(s) if it is followed
9600 by CPP_OPEN_PAREN token with optional padding in between, and
9601 if not, don't treat it like a macro.
9603 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
9604 Alexander Monakov <amonakov@ispras.ru>
9606 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
9607 for the stabs debug format.
9609 2016-03-21 Richard Biener <rguenther@suse.de>
9611 PR tree-optimization/70310
9612 * tree-vect-generic.c (expand_vector_condition): Fold the built
9615 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
9618 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
9619 Block third alternative for AVX-512VL target,
9621 2016-03-21 Martin Liska <mliska@suse.cz>
9624 * hsa-brig.c (emit_function_directives): Mark unemitted
9625 global variables for emission.
9626 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
9627 (get_symbol_for_decl): Likewise.
9628 * hsa.h (struct hsa_symbol): New flag.
9630 2016-03-21 Richard Biener <rguenther@suse.de>
9632 PR tree-optimization/70288
9633 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
9634 we do not estimate unsimplified all-constant conditionals or
9635 switches as optimized away.
9637 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
9639 PR rtl-optimization/69102
9640 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
9641 when we have a readonly dependency context.
9643 2016-03-18 Jeff Law <law@redhat.com>
9645 PR rtl-optimization/70263
9646 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
9647 (update_equiv_regs): When trying to move a store to after the insn
9648 that sets the source of the store, make sure the store occurs after
9649 the insn that sets the source of the store. When successful note
9650 the REG_EQUIV note created in the dump file.
9652 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
9653 Bernd Schmidt <bschmidt@redhat.com>
9655 * doc/extend.texi: Document more potential problems with basic asms.
9657 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
9659 PR rtl-optimization/70278
9660 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
9663 2016-03-18 Jason Merrill <jason@redhat.com>
9665 * calls.c (load_register_parameters): Fix zero size sibcall logic.
9667 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
9669 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
9670 values to 128b regs.
9672 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
9674 PR tree-optimization/70252
9675 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
9676 boolean vector has a proper number of elements.
9677 (supportable_narrowing_operation): Likewise.
9679 2016-03-18 Tom de Vries <tom@codesourcery.com>
9682 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
9684 2016-03-18 Jakub Jelinek <jakub@redhat.com>
9686 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
9687 instead of replace_rtx for DEBUG_INSNs.
9689 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9691 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
9692 load type reservations.
9694 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
9697 * config/pa/constraints.md: Revert 2015-02-13 change. Use
9698 define_constraint for "Q" and "T" constraints.
9700 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
9702 Tweak the pipeline model for Exynos M1
9704 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
9707 2016-03-17 David Malcolm <dmalcolm@redhat.com>
9710 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
9711 where one or both locations aren't within a line_map.
9713 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
9716 * opts.c (finish_options): Don't set flag_pie to the default if
9717 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
9720 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
9722 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
9723 true as ALL_REGS argument to replace_rtx.
9725 2016-03-17 Richard Biener <rguenther@suse.de>
9728 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
9731 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9734 * rtl.h (replace_rtx): Add ALL_REGS argument.
9735 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
9736 equality and assert mode is the same, instead of just rtx pointer
9738 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
9739 true as ALL_REGS argument to replace_rtx.
9741 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
9743 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
9744 for boolean vector with vector mode only.
9745 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9747 2016-03-17 Nick Clifton <nickc@redhat.com>
9750 * config/rx/rx.c (rx_print_integer): Print negative constants in
9753 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9756 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
9758 2016-03-16 Richard Henderson <rth@redhat.com>
9759 Richard Biener <rguenth@suse.de>
9764 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
9765 first operand as is_gimple_condexpr.
9770 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
9771 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
9772 Do not gimplify the result.
9773 (do_unop): Adjust call to tree_vec_extract.
9774 (do_binop): Likewise.
9775 (do_compare): Likewise.
9776 (do_plus_minus): Likewise.
9777 (do_negate): Likewise.
9778 (expand_vector_condition): Likewise.
9779 (do_cond): Likewise.
9781 2016-03-16 Richard Henderson <rth@redhat.com>
9784 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
9785 (aarch64_classify_address): Use it.
9786 (aarch64_legitimize_address): Force all subexpressions of PLUS
9787 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
9789 2016-03-16 Jakub Jelinek <jakub@redhat.com>
9790 Richard Biener <rguenth@suse.de>
9793 * rtlanal.c (replace_rtx): For REG, if from is a REG,
9794 return to even if only REGNO is equal, and assert
9797 2016-03-11 Jeff Law <law@redhat.com>
9799 PR rtl-optimization/70224
9800 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
9802 2016-03-16 Richard Henderson <rth@redhat.com>
9805 * function.h (struct function): Add has_forced_label_in_static.
9806 * gimplify.c (force_labels_r): Set it.
9807 * lto-streamer-in.c (input_struct_function_base): Read it.
9808 * lto-streamer-out.c (output_struct_function_base): Write it.
9809 * tree-inline.c (has_label_address_in_static_1): Remove.
9810 (copy_forbidden): Remove fndecl parameter; test
9811 has_forced_label_in_static.
9812 (inline_forbidden_p): Update call to copy_forbidden.
9813 (tree_versionable_function_p): Likewise.
9814 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
9815 (chkp_versioning): Likewise.
9816 * tree-inline.h (copy_forbidden): Update decl.
9818 2016-03-16 Marek Polacek <polacek@redhat.com>
9821 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
9822 function being thunked if the result type doesn't have fixed size.
9823 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
9824 doesn't have fixed size.
9826 2016-03-16 Bin Cheng <bin.cheng@arm.com>
9828 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
9829 reporting malformed loop nest.
9831 2016-03-16 Tom de Vries <tom@codesourcery.com>
9834 * ipa-devirt.c (possible_polymorphic_call_targets): Move
9835 nodes.length () == 1 test to before first nodes[0] access.
9837 2016-03-16 Tom de Vries <tom@codesourcery.com>
9839 PR tree-optimization/68715
9840 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
9843 2016-03-16 Tom de Vries <tom@codesourcery.com>
9845 PR tree-optimization/68809
9846 * graphite-scop-detection.c (same_close_phi_node): Test if result types
9849 2016-03-16 Carlos O'Donell <carlos@redhat.com>
9850 Sandra Loosemore <sandra@codesourcery.com>
9852 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
9853 on leaf attribute. Mention ELF interposition problems.
9855 2016-03-16 Alan Modra <amodra@gmail.com>
9857 PR rtl-optimization/69195
9858 PR rtl-optimization/47992
9859 * ira.c (indirect_jump_optimize): Ignore artificial defs.
9862 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
9865 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
9867 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9869 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
9871 2016-03-15 Jakub Jelinek <jakub@redhat.com>
9873 PR rtl-optimization/70222
9874 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
9875 optimization if mode is different from result_mode, queue up masking
9876 of the result in outer_op. Formatting fix.
9879 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
9882 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9884 PR rtl-optimization/69032
9885 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
9886 looping backwards over basic block insns.
9888 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9891 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
9892 to non-speculative when propagating trap bits.
9894 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9896 PR rtl-optimization/63384
9897 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
9900 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9903 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
9904 factored out from ...
9905 (sched_analyze_insn): ... here.
9906 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
9907 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
9908 get_implicit_reg_pending_clobbers in it.
9909 (setup_id_reg_sets): Use setup_id_implicit_regs.
9910 (deps_init_id): Ditto.
9912 2016-03-15 Tom de Vries <tom@codesourcery.com>
9915 * cgraph.c (cgraph_node::get_body): Save, reset and restore
9917 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
9918 execute_function_dump.
9919 (execute_one_pass): Don't dump function if it will be dumped after ipa
9922 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
9924 * genrecog.c (match_pattern_2): If pred is NULL don't call
9925 safe_predicate_mode on it.
9927 2016-03-14 Jakub Jelinek <jakub@redhat.com>
9930 * lra-constraints.c (delete_move_and_clobber): Change assertion
9931 to also allow dregno == 0.
9933 2016-03-14 Richard Henderson <rth@redhat.com>
9936 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
9937 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
9938 (reassociate_bb): Use optimize_vec_cond_expr; avoid
9939 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
9942 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
9945 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
9947 (lra_create_live_ranges_1): initialize hard register biggest_mode to
9949 * lra-constraints.c (split_reg): For hard regs, try to find the
9950 biggest single-register mode used in the function.
9952 2016-03-14 Richard Biener <rguenther@suse.de>
9954 PR tree-optimization/56365
9955 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
9956 constants to compare against.
9958 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
9961 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9962 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
9963 (define_split for the GPR case): Use int_reg_operand instead of
9964 gpc_reg_operand for the output.
9966 2016-03-14 Tom de Vries <tom@codesourcery.com>
9968 PR tree-optimization/70045
9969 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
9970 create_empty_if_region_on_edge argument.
9972 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
9974 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
9975 (STACK_CHECK_PROTECT): Likewise.
9976 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9977 (STACK_CHECK_PROTECT): Likewise.
9978 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9979 (STACK_CHECK_PROTECT): Likewise.
9980 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
9981 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
9982 (STACK_CHECK_PROTECT): Likewise.
9984 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
9986 PR rtl-optimization/69307
9987 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
9988 registers in modes that span more than one register.
9990 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
9993 * lra-constraints.c (delete_move_and_clobber): New.
9994 (remove_inheritance_pseudos): Use it.
9996 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
9999 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10000 the libcall is LCT_THROW.
10001 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10002 for the checking routine.
10004 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10007 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10008 optimization if we have direct move.
10009 (roundu32<mode>2_fprs): Likewise.
10011 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10014 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10016 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10017 Arguments swapped. All callers changed. Take reg_renumber into
10018 account, and Calculate and compare register ranges for hard regs.
10020 2016-03-11 Jeff Law <law@redhat.com>
10022 PR tree-optimization/70190
10023 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10024 Handle cases where we can not extract the taken edge, even though we
10025 found a constant value.
10027 PR tree-optimization/64058
10028 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10029 (num_coalesce_pairs): Move up earlier in file.
10030 (find_coalesce_pair): Initialize the INDEX field for each pair
10032 (compare_pairs): No longer sort on the elements in each pair.
10033 Instead break ties with the index of the coalesce pair.
10035 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10038 * config/aarch64/aarch64-protos.h
10039 (aarch64_save_restore_target_globals): New prototype.
10040 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10041 Call the above when popping pragma.
10042 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10044 (aarch64_set_current_function): Rewrite using the above.
10046 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10048 PR tree-optimization/70177
10049 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10050 (extract_ops_from_tree): ... this. In the 2 argument
10051 overload remove _1 suffix.
10052 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10053 (extract_ops_from_tree): ... this.
10054 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10056 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10057 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10058 extract_ops_from_tree instead of 2 operand one.
10060 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10062 PR tree-optimization/70013
10063 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10064 for constant-pool entries.
10066 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10068 PR rtl-optimization/70174
10069 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10070 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10072 PR tree-optimization/70169
10073 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10074 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10077 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10078 Jakub Jelinek <jakub@redhat.com>
10081 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10082 of uninitialized values.
10084 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10086 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10088 ("*trunctddd2"): New pattern definition.
10089 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10092 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10094 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10095 definitions for BFP and DFP rounding modes.
10096 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10097 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10098 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10099 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10102 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10104 * config/s390/constraints.md: Adjust comment.
10105 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10106 s390_decompose_addrstyle_without_index.
10107 * config/s390/predicates.md (shift_count_or_setmem_operand):
10108 Rename to setmem_operand.
10109 * config/s390/s390-protos.h
10110 (s390_decompose_shift_count): Rename to
10111 s390_decompose_addrstyle_without_index.
10112 * config/s390/s390.c (s390_decompose_shift_count)
10113 (s390_mem_constraint, print_shift_count_operand)
10114 (print_operand_address, print_operand): Rename
10115 s390_decompose_shift_count to
10116 s390_decompose_addrstyle_without_index and rename
10117 print_shift_count_operand to print_addrstyle_operand troughout the
10119 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10120 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10121 Rename shift_count_or_setmem_operand to setmem_operand.
10122 * config/s390/vx-builtins.md ("vec_insert<mode>")
10123 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10126 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10129 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10130 Handle overlapping retval and newval.
10132 2016-03-10 Nick Clifton <nickc@redhat.com>
10135 * config/aarch64/aarch64.c
10136 (aarch64_override_options_after_change_1): When forcing
10137 flag_omit_frame_pointer to be true, use a special value that can
10138 be detected if this function is called again, thus preventing
10139 flag_omit_leaf_frame_pointer from being forced to be false.
10141 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10143 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10144 Set x_flag_omit_leaf_frame_pointer when handling
10145 -momit-leaf-frame-pointer.
10147 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10150 * cgraph.c (cgraph_node::dump): Dump split_part and
10151 indirect_call_target.
10152 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10153 * ipa.c (has_addr_references_p): Cleanup.
10154 (is_indirect_call_target_p): New.
10155 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10156 called indirectly as local.
10157 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10159 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10162 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10163 on cxa_pure_virtual.
10165 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10168 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10170 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10173 * tree.c (need_assembler_name_p): Only record main variant type names.
10175 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10178 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10179 Always define to 0 or 1.
10180 (TARGET_FIX_ERR_A53_843419): New macro.
10181 * config/aarch64/aarch64-elf-raw.h
10182 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10183 * config/aarch64/aarch64-linux.h: Likewise.
10184 * config/aarch64/aarch64.c
10185 (aarch64_override_options_after_change_1): Do not default
10186 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10188 (aarch64_attributes): Handle fix-cortex-a53-843419.
10189 (aarch64_can_inline_p): Likewise.
10190 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10192 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10193 Jakub Jelinek <jakub@redhat.com>
10195 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10196 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10197 DECL_COMMONS if flag_unconstrained_commons is set.
10198 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10199 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10200 (funconstrained-commons): Document.
10202 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10204 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10205 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10207 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10209 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10210 has a proper number of elements.
10212 2016-03-10 Alan Modra <amodra@gmail.com>
10214 PR rtl-optimization/69195
10215 PR rtl-optimization/47992
10216 * ira.c (recorded_label_ref): Delete.
10217 (update_equiv_regs): Return void.
10218 (indirect_jump_optimize): New function.
10219 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10220 before regstat_compute_ri. Don't rebuild_jump_labels here.
10221 Delete update_regstat.
10223 2016-03-10 Richard Biener <rguenther@suse.de>
10225 PR tree-optimization/70128
10226 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10227 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10229 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10231 PR tree-optimization/70152
10232 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10233 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10236 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10237 instead of gen_sse2_loadlpd.
10238 * config/i386/sse.md (*vec_concatv2df): Rename to...
10239 (vec_concatv2df): ... this.
10241 PR tree-optimization/70127
10242 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10244 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10248 * diagnostic-show-locus.c (compatible_locations_p): New function.
10249 (layout::layout): Sanitize ranges using compatible_locations_p.
10251 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10255 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10256 location_range param with three const expanded_locations * and a
10258 (layout::layout): Replace call to
10259 rich_location::lazily_expand_location with get_expanded_location.
10260 Extract the range and perform location expansion here, passing
10261 the results to the layout_range ctor.
10262 * diagnostic.c (source_range::debug): Delete.
10263 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10264 of rich_location::get_expanded_location.
10265 * gcc-rich-location.c (get_range_for_expr): Delete.
10266 (gcc_rich_location::add_expr): Reimplement to avoid the
10267 rich_location::add_range overload that took a location_range,
10268 passing a location_t instead.
10270 2016-03-09 Richard Biener <rguenther@suse.de>
10271 Jakub Jelinek <jakub@redhat.com>
10273 PR tree-optimization/70138
10274 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10275 Also skip vect_double_reduction_def.
10277 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10280 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10281 if the operand is "m".
10283 2016-03-09 Nathan Sidwell <nathan@acm.org>
10285 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10287 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10289 * config/i386/i386.c (processor_target_table): Fix cost table
10290 intialization order for znver1.
10292 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10294 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10295 - becuase -> because.
10296 * ipa-reference.c (ignore_module_statics): Likewise.
10297 * cgraph.c (cgraph_node::get_body): Likewise.
10298 * ipa-inline.c (early_inliner): Likewise.
10299 * ipa-devirt.c (types_same_for_odr): Likewise.
10300 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10301 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10303 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10305 * tree-ssa-math-opts.c: Fix typo in comment.
10307 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10310 * config/i386/i386.c (scalar_chain::make_vector_copies,
10311 scalar_chain::convert_reg): Call end_sequence in between
10312 get_insns and emit_conversion_insns rather than after both
10315 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10318 * config/i386/i386.h (machine_function): Add
10319 pc_thunk_call_expanded flag.
10320 (ix86_pc_thunk_call_expanded): New define.
10321 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10322 (*set_got): Rename insn pattern from set_got.
10323 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10324 * config/i386/i386.c (ix86_compute_frame_layout): Use
10325 ix86_pc_thunk_call_expanded to prevent red-zone.
10327 2016-03-07 Martin Jambor <mjambor@suse.cz>
10329 * hsa.h (hsa_get_ctor_statements): Declare.
10330 (hsa_get_dtor_statements): Likewise.
10331 (hsa_get_kernel_dispatch_type): Likewise.
10332 * hsa.c (hsa_get_ctor_statements): New function.
10333 (hsa_get_dtor_statements): Likewise.
10334 (hsa_get_kernel_dispatch_type): Likewise.
10335 * hsa-brig.c (hsa_cdtor_statements): Removed.
10336 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10337 hsa_get_dtor_statements.
10338 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10339 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10341 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10343 * config/arm/arm-cores.def (cortex-r8): New.
10344 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10345 * config/arm/arm-tune.md: Likewise.
10346 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10348 2016-03-07 Martin Sebor <msebor@redhat.com>
10350 PR rtl-optimization/19705
10351 * doc/invoke.texi (Options That Control Optimization): Clarify
10352 -fno-branch-count-reg.
10354 2016-02-26 Richard Biener <rguenther@suse.de>
10355 Jeff Law <law@redhat.com>
10357 PR tree-optimization/69740
10358 * cfghooks.c (remove_edge): Request loop fixups if we delete
10359 an edge that might turn an irreducible loop into a natural
10361 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10362 Move after definition of loops_state_clear.
10364 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10366 PR rtl-optimization/69052
10367 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10370 2016-03-07 Tom de Vries <tom@codesourcery.com>
10372 PR tree-optimization/70116
10373 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10374 is_tm_ending stmts and ubsan/asan internal functions.
10375 (find_duplicate): Use it. Don't test is_tm_ending here.
10377 2016-03-07 Richard Biener <rguenther@suse.de>
10379 PR tree-optimization/70115
10380 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10381 (propagate_constants_for_unrolling): Use replace_uses_by.
10383 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10385 PR middle-end/69916
10386 * omp-low.c (struct oacc_loop): Add ifns.
10387 (new_oacc_loop_raw): Initialize it.
10388 (finish_oacc_loop): Clear mask & flags if no ifns.
10389 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10390 (oacc_loop_xform_loop): Add ifns arg & adjust.
10391 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10393 2016-03-07 Richard Henderson <rth@redhat.com>
10396 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10397 (insert_value_copy_on_edge): Likewise.
10399 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10401 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10403 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10406 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10408 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10410 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10412 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10414 Fix sseimul type attribute.
10415 * config/i386/znver1.md
10416 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10417 znver1_sseimul_avx256_load) : Fix the type attribute.
10418 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10419 pipe usage and latency.
10421 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10424 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10425 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10428 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10431 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10433 PR rtl-optimization/69941
10434 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10435 the reg share its mode.
10437 2016-03-04 Jeff Law <law@redhat.com>
10439 PR tree-optimization/69196
10440 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10441 If the both SSA_NAMEs are anonymous, then consider them unassociated
10442 and include the PHI in the statement count.
10444 2016-03-05 Tom de Vries <tom@codesourcery.com>
10446 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10447 construct in oacc routine. Check for oacc region in oacc routine.
10449 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10452 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10453 2016-02-22 changes, instead don't recurse if RECUR is already true.
10454 Don't change *dynamic_check if RECUR. Adjust recursive caller
10455 to pass true to the new argument.
10456 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10459 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10460 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10462 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10464 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10466 PR rtl-optimization/57676
10467 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10468 with flag_checking.
10470 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10472 * tree-vect-patterns.c (search_type_for_mask): Handle
10473 comparison of booleans.
10475 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10477 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10481 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10482 all other ops that have dw_val_class_die_ref operands,
10483 and DW_OP_GNU_entry_value.
10485 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10487 PR rtl-optimization/69904
10488 * config/arm/arm.c (arm_cannot_copy_insn_p):
10489 Return true for load-exclusive instructions.
10491 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10494 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10495 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10496 the pattern no matter if it is used just by non-pattern, pattern
10498 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10499 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10500 oprnd1 def_stmt is in pattern, don't look through it.
10502 2016-03-03 Marek Polacek <polacek@redhat.com>
10504 PR middle-end/70050
10505 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
10507 2016-03-03 Martin Liska <mliska@suse.cz>
10509 PR tree-optimization/70043
10510 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
10511 previous statement if we see a debug statement.
10513 2016-03-03 Richard Biener <rguenther@suse.de>
10515 PR tree-optimization/55936
10516 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
10517 parameter and guard unsafe equivalence use.
10518 (vrp_evaluate_conditional_warnv_with_ops): Always use
10519 safe equivalences but not via the quadratic compare_names
10522 2016-03-03 Michael Collison <michael.collison@linaro.org>
10525 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
10526 for operand 1 to s_register_operand. Change predicate for operand
10527 2 to arm_not_immediate_operand.
10529 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
10531 * doc/tm.texi: Regenerated.
10533 2016-03-02 Richard Henderson <rth@redhat.com>
10536 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
10537 simplification when all args are positive non-fixed registers.
10539 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10541 * target.def (lra_p): Specify that new ports should use LRA.
10543 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10546 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
10547 gimplify_type_sizes the type they refer to.
10548 (omp_notice_variable): Handle reference vars to VLAs.
10549 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
10550 reference to VLA decls in the second pass instead of first pass.
10552 2016-03-02 Tom de Vries <tom@codesourcery.com>
10554 PR tree-optimization/68659
10555 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
10556 new_expr == NULL_TREE.
10557 (get_new_name): Handle ADDR_EXPR.
10559 2016-03-02 Bin Cheng <bin.cheng@arm.com>
10561 PR rtl-optimization/69052
10562 * loop-invariant.c (canonicalize_address): New function.
10563 (inv_can_prop_to_addr_use): Check validity of address expression
10564 which is canonicalized by above function.
10566 2016-03-02 Alan Modra <amodra@gmail.com>
10569 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
10572 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10575 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
10576 (*movhi_internal): Put mask moves from and to memory separately
10577 from moves from/to GPRs.
10579 2016-03-02 Richard Biener <rguenther@suse.de>
10581 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
10582 GENERIC expressions in GIMPLE.
10584 2016-03-02 Richard Biener <rguenther@suse.de>
10586 * config/i386/i386.c (type_natural_mode): Fix typo.
10588 2016-03-02 Nick Clifton <nickc@redhat.com>
10590 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
10592 2016-03-02 Richard Biener <rguenther@suse.de>
10593 Uros Bizjak <ubizjak@gmail.com>
10596 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
10598 2016-03-02 Richard Biener <rguenther@suse.de>
10600 PR middle-end/67278
10601 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
10603 2016-03-02 Marek Polacek <polacek@redhat.com>
10606 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
10607 "is promoted to" warning.
10609 2016-03-01 DJ Delorie <dj@redhat.com>
10611 * config.gcc: Deprecate mep-*.
10613 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
10615 PR middle-end/70025
10616 * lra-constraints.c (regno_val_use_in): New.
10617 (match_reload): Use it instead of regno_use_in.
10619 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10621 PR rtl-optimization/70007
10622 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
10623 references present in REG_EQUAL notes attached to non-SET patterns.
10625 2016-03-01 Jeff Law <law@redhat.com>
10627 PR tree-optimization/69196
10628 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10629 Appropriately clamp the number of statements to copy when the
10630 thread path does not traverse a loop backedge.
10632 PR tree-optimization/69196
10633 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10634 Do count some PHIs in the thread path against the insn count. Decrease
10635 final statement count by one as the control statement in the last
10636 block will get removed. Remove special cased code for handling PHIs
10639 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
10642 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
10643 asm dialect alternatives to explicit GOTPCREL calls.
10645 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10648 * ira.c (do_reload): Issue warning for generic stack checking here...
10649 * reload1.c (reload): ...instead of here and streamline it.
10651 2016-03-01 Nick Clifton <nickc@redhat.com>
10653 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
10655 2016-03-01 Richard Biener <rguenther@suse.de>
10657 PR tree-optimization/69983
10658 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
10659 types and fall back to operand_equal_p.
10661 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10664 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10666 * config/s390/constraints.md ("jm8"): New constraint.
10667 * config/s390/predicates.md ("const_int_8bitset_operand"): New
10669 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
10671 ("*setmem_long<setmem_and>"): New pattern.
10672 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
10674 ("*setmem_long_31z<setmem_and>"): New pattern.
10675 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
10676 New substitution rules with the required attributes.
10679 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10682 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10684 * gensupport.c (process_substs_on_one_elem): Split loop to
10685 complete mark_operands_used_in_match_dup on all expressions in the
10687 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10688 and remove function.
10690 2016-03-01 Richard Biener <rguenther@suse.de>
10692 PR middle-end/70022
10693 * fold-const.c (fold_indirect_ref_1): Fix range checking for
10694 vector BIT_FIELD_REF extract.
10696 2016-03-01 Richard Biener <rguenther@suse.de>
10698 PR tree-optimization/69994
10699 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
10701 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
10703 PR tree-optimization/69956
10704 * tree-vect-stmts.c (supportable_widening_operation): Support
10705 multi-step conversion of boolean vectors.
10706 (supportable_narrowing_operation): Likewise.
10708 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10710 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
10713 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10715 * config/s390/subst.md (DSI_VI): New mode iterator.
10716 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
10717 * config/s390/vector.md ("vec_set<mode>"): Move expander before
10718 the insn definition.
10719 ("*vec_set<mode>"): Change predicate and add alternative to
10720 support only either register or const_int operands as element
10722 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
10724 ("vec_extract<mode>"): New expander.
10725 ("*vec_extract<mode>"): New insn definition supporting reg and
10726 const_int element selectors.
10727 ("*vec_extract<mode>_plus"): New insn definition supporting
10728 reg+const_int element selectors.
10729 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
10730 following expander+insn definition.
10731 ("<vec_shifts_name><mode>3"): New expander.
10732 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
10734 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10736 * config/s390/s390.md ("*tabort_1"): Change predicate to
10737 nonmemory_operand. Add a second alternative to cover
10738 register as well as const int operands.
10739 ("*tabort_1_plus"): New pattern definition.
10741 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10743 * config/s390/s390.md ("*ashrdi3_cc_31")
10744 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
10745 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
10746 Merge insn definitions into ...
10747 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10748 New pattern definition.
10749 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
10750 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
10751 ("*ashr<mode>3_and"): Merge insn definitions into ...
10752 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10753 New pattern definition.
10754 * config/s390/subst.md ("addr_style_op_cc_subst")
10755 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
10756 substitutions patterns plus attributes.
10757 Add ashiftrt to SUBST iterator.
10759 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10761 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
10762 op2 to nonmemory_operand.
10763 ("*<shift>di3_31", "*<shift>di3_31_and"):
10764 Merge into single pattern definition ...
10765 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
10766 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
10767 pattern definition ...
10768 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
10769 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
10772 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10774 * config/s390/predicates.md (const_int_6bitset_operand): New
10776 * config/s390/s390.md: Include subst.md.
10777 ("rotl<mode>3"): New expander.
10778 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
10780 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
10781 * config/s390/subst.md: New file.
10783 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10785 * config/s390/s390.md ("op_type", "atype", "length" attributes):
10786 Remove RRR type. It doesn't really exist.
10787 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
10789 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
10790 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
10791 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
10792 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
10793 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
10794 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
10795 `enabled' attribute.
10797 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10799 * gensupport.c (process_substs_on_one_elem): Split loop to
10800 complete mark_operands_used_in_match_dup on all expressions in the
10802 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10803 and remove function.
10805 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10808 * config/sparc/sparc.c (NWORDS_UP): Rename to...
10809 (CEIL_NWORDS): ...this. Use CEIL macro.
10810 (compute_fp_layout): Adjust to above renaming.
10811 (function_arg_union_value): Likewise.
10812 (sparc_arg_partial_bytes): Likewise.
10813 (sparc_function_arg_advance): Likewise.
10815 2016-02-29 Jeff Law <law@redhat.com>
10817 PR tree-optimization/70005
10818 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
10819 where an object with a boolean range is compared against a value
10822 PR tree-optimization/69999
10823 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
10824 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
10827 2016-02-29 Richard Biener <rguenther@suse.de>
10829 PR tree-optimization/69994
10830 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
10831 (get_unary_op): Look through nop conversions.
10832 (ops_equal_values_p): New function, look for equality diregarding
10834 (eliminate_plus_minus_pair): Use ops_equal_values_p
10835 (repropagate_negates): Do not use get_unary_op here.
10837 2016-02-29 Martin Liska <mliska@suse.cz>
10839 * system.h: Poison ENABLE_CHECKING macro.
10841 2016-02-29 Martin Liska <mliska@suse.cz>
10843 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
10844 is presented in dump flags.
10845 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10846 (hsa_regalloc): Likewise.
10848 2016-02-19 Richard Biener <rguenther@suse.de>
10850 PR tree-optimization/69980
10851 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
10852 permutation of those we need to keep.
10854 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10857 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
10858 (NWORDS_UP): ...this
10859 (init_cumulative_args): Minor tweaks.
10860 (sparc_promote_function_mode): Likewise.
10861 (scan_record_type): Delete.
10862 (traverse_record_type): New function template.
10863 (classify_data_t): New structure type.
10864 (classify_registers): New inline function.
10865 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
10866 exhausted. Instantiate traverse_record_type on classify_registers and
10867 deal with the case of a structure passed in slot #15 with no FP field
10869 (assign_data_t): New structure type.
10870 (compute_int_layout): New static function.
10871 (compute_fp_layout): Likewise.
10872 (count_registers): New inline function.
10873 (assign_int_registers): New static function.
10874 (assign_fp_registers): Likewise.
10875 (assign_registers): New inline function.
10876 (function_arg_record_value_1): Delete.
10877 (function_arg_record_value_2): Likewise.
10878 (function_arg_record_value_3): Likewise.
10879 (function_arg_record_value): Adjust to above changes. Instantiate
10880 traverse_record_type on count_registers to first count the number of
10881 registers to be used and then on assign_registers to assign them.
10882 (function_arg_union_value): Adjust to above renaming.
10883 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
10884 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
10885 case of a structure passed in slot #15
10886 (sparc_function_arg_advance): Likewise.
10887 (function_arg_padding): Minor tweak.
10889 2016-02-29 Richard Biener <rguenther@suse.de>
10891 PR tree-optimization/69720
10892 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
10893 the adjustment_def path for possibly vectorized defs.
10894 (vect_create_epilog_for_reduction): Handle vectorized initial
10897 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
10899 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
10901 2016-02-27 Jeff Law <law@redhat.com>
10904 2016-02-26 Richard Biener <rguenther@suse.de>
10905 Jeff Law <law@redhat.com>
10907 PR tree-optimization/69740
10908 * cfghooks.c (remove_edge): Request loop fixups if we delete
10909 an edge that might turn an irreducible loop into a natural
10912 2016-02-27 Jakub Jelinek <jakub@redhat.com>
10914 PR rtl-optimization/69896
10915 * tree-vect-generic.c (get_compute_type): Avoid single element
10918 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
10920 Rename the AArch64 tuning option and related functions to enable the
10921 Newton series for the reciprocal square root to reflect its
10922 approximative characteristic.
10924 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
10925 function to "aarch64_emit_approx_rsqrt".
10926 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
10927 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
10928 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
10929 (xgene1_tunings): Likewise.
10930 (use_rsqrt_p): Likewise.
10931 (aarch64_emit_swrsqrt): Use new function name.
10932 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
10933 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
10934 text explaining this option.
10935 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
10937 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10940 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
10941 complain about -mallow-movmisalign without -mvsx if
10942 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
10944 2016-02-26 Joel Sherrill <joel@rtems.org>
10946 * config.gcc: Add x86_64-*-rtems*.
10947 * config/i386/rtems-64.h: New file.
10949 2016-02-26 Joel Sherrill <joel@rtems.org>
10951 * config.gcc: Add aarch64-*-rtems*.
10952 * config/aarch64/rtems.h: New file.
10954 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
10957 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
10958 shift amount using %h. Add comment.
10960 2016-02-26 Richard Biener <rguenther@suse.de>
10961 Jeff Law <law@redhat.com>
10963 PR tree-optimization/69740
10964 * cfghooks.c (remove_edge): Request loop fixups if we delete
10965 an edge that might turn an irreducible loop into a natural
10968 2016-02-26 Martin Jambor <mjambor@suse.cz>
10970 PR middle-end/69920
10971 * tree-sra.c (sra_modify_assign): Do not remove loads of
10972 uninitialized aggregates to SSA_NAMEs.
10974 2016-02-26 Richard Henderson <rth@redhat.com>
10977 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
10978 pseudo in case the target rtx matches the source of the left
10981 2016-02-26 Martin Jambor <mjambor@suse.cz>
10984 * hsa.h (hsa_type_packed_p): Declare.
10985 * hsa.c (hsa_type_packed_p): New function.
10986 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
10988 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
10989 * hsa-brig.c (emit_basic_insn): Likewise.
10991 2016-02-26 Martin Jambor <mjambor@suse.cz>
10994 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
10996 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
10998 2016-02-26 Martin Jambor <mjambor@suse.cz>
11000 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11001 hsa_op_with_type operands.
11002 (hsa_unsigned_type_for_type): Declare.
11003 * hsa.c (hsa_unsigned_type_for_type): New function.
11004 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11005 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11006 the finalizer. Do not emit extra move.
11008 2016-02-26 Martin Jambor <mjambor@suse.cz>
11010 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11011 atomic operations in private segment.
11013 2016-02-26 Martin Jambor <mjambor@suse.cz>
11015 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11016 statements to wi->info. Also disallow omp simd constructs.
11017 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11018 for not gridifying. Dump special string for omp_for.
11020 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11023 * config/aarch64/aarch64.c (aarch64_set_current_function):
11024 Save/restore target globals when switching to
11025 target_option_default_node.
11027 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11030 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11031 Return 0 if !SHIFT_COUNT_TRUNCATED.
11033 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11034 Eric Botcazou <ebotcazou@adacore.com>
11036 PR rtl-optimization/69891
11037 * dse.c (scan_insn): If we can't figure out memset arguments
11038 or they are non-constant, call clear_rhs_from_active_local_stores.
11040 2016-02-26 Martin Liska <mliska@suse.cz>
11042 * doc/extend.texi: Mention clog10, clog10f an clog10l
11043 in Builtins section.
11045 2016-02-26 Martin Liska <mliska@suse.cz>
11047 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11049 (resolve_args_picking_1): Likewise.
11050 * dwarf2out.h (struct GTY): Likewise.
11052 2016-02-26 Martin Liska <mliska@suse.cz>
11054 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11055 with flag_checking.
11056 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11058 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11059 Martin Liska <mliska@suse.cz>
11061 * doc/install.texi: Mention --enable-valgrind-annotations.
11063 2016-02-26 Richard Biener <rguenther@suse.de>
11065 PR tree-optimization/69551
11066 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11067 looking through aliases adjust DECL_PT_UID to refer to the
11068 ultimate alias target.
11070 2016-02-25 Martin Liska <mliska@suse.cz>
11072 PR middle-end/69919
11073 * alloc-pool.c (after_memory_report): New variable.
11074 * alloc-pool.h (base_pool_allocator ::release): Do not use
11075 the infrastructure if after_memory_report.
11076 * toplev.c (toplev::main): Mark after memory report.
11078 2016-02-25 Richard Biener <rguenther@suse.de>
11080 PR tree-optimization/48795
11081 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11083 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11086 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11087 offloading is enabled and -fopenacc or -fopenmp is specified.
11088 (CRTOFFLOADEND): Likewise.
11089 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11090 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11091 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11092 (offload_objects_file_name): New static var.
11093 (tool_cleanup): Remove offload_objects_file_name file.
11094 (find_offloadbeginend): Replace with ...
11095 (find_crtoffloadtable): ... this.
11096 (run_gcc): Remove offload_argc and offload_argv.
11097 Get offload_objects_file_name from -foffload-objects=... option.
11098 Read names of object files with offload from this file, pass them to
11099 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11100 don't pass offloadbegin and offloadend to the linker. Don't pass
11101 offload non-LTO files to the linker, because now they're not claimed.
11103 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11106 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11107 on builtin_unreachable.
11109 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11111 PR rtl-optimization/69896
11112 * regcprop.c: Include cfgrtl.h.
11113 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11114 than remembered mode, either delete it (if noop_move_p), or
11115 treat like copy_p but not noop_p instruction.
11117 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11120 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11121 - allow NULL decl for Fortran DW_TAG_common_block variables.
11123 2016-02-24 Jason Merrill <jason@redhat.com>
11125 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11127 2016-02-24 Richard Biener <rguenther@suse.de>
11128 Jakub Jelinek <jakub@redhat.com>
11130 PR middle-end/69760
11131 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11132 conditionally executed ops to well-defined overflow behavior.
11134 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11136 PR middle-end/69915
11137 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11140 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11142 PR rtl-optimization/69886
11143 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11144 argument. Use it when checking validity of set instructions.
11145 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11146 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11148 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11149 * store-motion.c (find_moveable_store): Update
11150 can_assign_to_reg_without_clobbers_p callsite.
11152 2016-02-24 Richard Biener <rguenther@suse.de>
11154 PR middle-end/68963
11155 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11157 (record_nonwrapping_iv): Do not fall back to the low/high bound
11158 for non-constant IV bases if the stmt is not always executed.
11160 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11162 * config/arm/arm-cores.def (cortex-a32): New entry.
11163 * config/arm/arm-tables.opt: Regenerate.
11164 * config/arm/arm-tune.md: Regenerate.
11165 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11166 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11167 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11168 for -mcpu and -mtune.
11170 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11173 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11174 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11175 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11176 (atomic_loaddi_1): Delete.
11177 (atomic_loaddi): Rewrite expander using the above changes.
11179 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11182 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11185 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11186 Richard Biener <rguenth@suse.de>
11188 PR middle-end/69909
11189 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11190 set_mem_attributes if tem is SSA_NAME which got expanded
11193 2016-02-24 Richard Biener <rguenther@suse.de>
11195 PR tree-optimization/69907
11196 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11197 end of permutations for BB vectorization.
11199 2016-02-24 Christian Bruel <christian.bruel@st.com>
11201 * config/arm/arm-c.c (arm_option_override): Initialize
11202 target_option_current_node.
11203 * config/arm/arm.c (arm_pragma_target_parse): Replace
11204 build_target_option_node call by target_option_current_node.
11205 Set target_option_current_node.
11208 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11211 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11212 define_insn_and_split to define_insn.
11213 (zero_extendqi<mode>2_dot2): Same.
11214 (extendqi<mode>2_dot): Same.
11215 (extendqi<mode>2_dot2): Same.
11217 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11219 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11220 and add bypass for AES{D,E} and AESMC pairs.
11221 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11224 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11226 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11227 series for reciprocal square root in Exynos M1.
11229 2016-02-23 Martin Sebor <msebor@redhat.com>
11232 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11233 __builtin_alloca_with_align.
11235 2016-02-23 Richard Henderson <rth@redhat.com>
11237 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11238 (ix86_register_pragmas): Remove __seg_tls.
11239 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11240 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11241 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11242 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11243 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11244 * doc/extend.texi (__seg_tls): Remove item.
11246 2016-02-23 Richard Biener <rguenther@suse.de>
11248 * alloc-pool.h (struct allocation_object): Make id member
11249 conditional on CHECKING_P again.
11250 (get_instance): Adjust.
11251 (base_pool_allocator): Likewise.
11253 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11255 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11256 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11258 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11260 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11262 2016-02-23 Richard Biener <rguenther@suse.de>
11264 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11265 * bitmap.h (struct bitmap_usage): Likewise.
11266 (bitmap_move): Declare.
11267 * bitmap.c (register_overhead): Take size_t argument.
11268 (bitmap_move): New function.
11269 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11270 to properly account overhead.
11271 * tree.c (free_node): Use tree_size.
11273 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11276 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11277 when inverting comparison.
11280 * common.opt (Wunreachable-code): Add Warning flag.
11282 2016-02-23 Mark Wielaard <mjw@redhat.com>
11283 Jakub Jelinek <jakub@redhat.com>
11286 * cgraphunit.c (check_global_declaration): Check main_input_filename
11287 and DECL_SOURCE_FILE are not NULL.
11289 2016-02-23 Martin Jambor <mjambor@suse.cz>
11291 PR tree-optimization/69666
11292 * tree-sra.c (sra_modify_assign): Do not attempt to create
11293 default_def replacements for unscalarizable regions.
11295 2016-02-20 Mark Wielaard <mjw@redhat.com>
11298 * cgraphunit.c (check_global_declaration): Check level of
11299 warn_unused_const_variable and main_input_filename.
11300 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11301 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11302 (-Wunused-const-variable): Explain levels 1 and 2.
11304 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11307 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11308 identical arguments. Formatting and spelling fixes.
11311 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11316 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11317 and m68k-devices.def.
11318 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11319 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11321 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11323 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11324 and HImode registers.
11326 2016-02-22 Richard Biener <rguenther@suse.de>
11328 PR tree-optimization/69882
11329 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11330 preserve permutations present because of gaps.
11331 (vect_supported_load_permutation_p): Always continue checking
11332 permutations after vect_attempt_slp_rearrange_stmts.
11334 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11336 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11337 min_profitable_estimate, rather than min_profitable_iters.
11339 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11342 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11343 SImode for last match_operand.
11345 2016-02-22 Martin Liska <mliska@suse.cz>
11347 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11348 return bitsize - 1 as the return value.
11350 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11354 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11355 Handle negative shift counts.
11356 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11357 force_reg on the shift constant.
11358 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11359 (lshrsi3_d): Handle negative shift counts.
11361 2016-02-22 Richard Biener <rguenther@suse.de>
11362 Tom de Vries <tom@codesourcery.com>
11364 * graph.c: Include dumpfile.h.
11365 (print_graph_cfg): Split into three overloads.
11366 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11368 2016-02-22 Tom de Vries <tom@codesourcery.com>
11370 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11373 2016-02-22 Richard Biener <rguenther@suse.de>
11376 * ipa-inline-transform.c (inline_call): When not updating
11377 overall summaries adjust self size by the growth estimate.
11378 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11379 hash-set, do not update overall summaries here. Renamed from ...
11380 (inline_to_all_callers): ... this which is now wrapping the
11381 above and performing delayed overall summary update.
11382 (early_inline_small_functions): Delay updating of the overall
11385 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11387 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11390 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11393 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11394 :%* in %:gt() argument.
11395 (greater_than_spec_func): Adjust for expecting only numbers,
11396 if there are more than two numbers, compare the last two.
11398 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11400 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11401 -Wnarrowing with -std.
11403 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11406 * expr.c (store_field): Don't use bit-field path if exp is
11407 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11408 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11409 and the assignment can be performed by bitwise copy. Formatting
11412 PR middle-end/69838
11413 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11414 call copy_reg_eh_region_note_forward on before and/or after sequences
11415 and remove note from insn if it no longer can throw.
11418 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11419 if TARGET_AVX512BW.
11421 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11423 * config/s390/vector.md: Add missing commutative operand markers
11424 to the patterns which qualify for one.
11425 * config/s390/vx-builtins.md: Likewise.
11427 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11429 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11430 types to mode iterators.
11431 (vec_double): ... and mode attribute.
11432 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11434 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11436 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11437 Change the predicate of op2 from nonimmediate to general and let
11438 reload fix it if necessary.
11440 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11442 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11444 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11446 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11449 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11451 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11452 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11453 * config/s390/s390.md ("movstr<P:mode>"): Call
11454 s390_expand_vec_movstr.
11456 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11458 * config/s390/s390.md: Add missing output modifier for operand 1
11459 to print it as address properly.
11461 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11463 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11464 * config/s390/2964.md: New file.
11465 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11466 of insn grouping attributes depending on the CPU level.
11467 (s390_get_unit_mask): New function.
11468 (s390_sched_score): Remove the OOO from the scheduling macros.
11469 Add loop to calculate a score for the instruction mix.
11470 (s390_sched_reorder): Likewise plus improve debug output.
11471 (s390_sched_variable_issue): Rename macros as above. Calculate
11472 the unit distances after actually scheduling an insn. Improve
11474 (s390_sched_init): Clear last_scheduled_unit_distance array.
11475 * config/s390/s390.md: Include 2964.md.
11477 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11480 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11481 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11482 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11483 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11484 *avx512f_<code>v8div16qi2_mask_1): New insns.
11486 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11489 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11492 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11493 earlyclobber from target. Use wF constraint for fused memory
11495 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11497 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11498 Martin Liska <mliska@suse.cz>
11501 * cfgexpand.c (asan_sanitize_stack_p): New function.
11502 (partition_stack_vars): Use the function.
11503 (expand_stack_vars): Likewise.
11504 (defer_stack_allocation): Likewise.
11505 (expand_used_vars): Likewise.
11507 2016-02-18 Richard Biener <rguenther@suse.de>
11509 PR middle-end/69553
11510 * fold-const.c (operand_equal_p): Properly compare offsets for
11511 IMAGPART_EXPR and ARRAY_REF.
11513 2016-02-18 Nick Clifton <nickc@redhat.com>
11517 * config/arm/arm.c (arm_option_override_internal): Disable
11518 interworking if the target does not support thumb instructions.
11519 (arm_reload_in_hi): Handle the case where a register to register
11520 move needs reloading because there is no simple pattern to handle
11522 (arm_reload_out_hi): Likewise.
11524 2016-02-18 Richard Biener <rguenther@suse.de>
11526 PR middle-end/69854
11527 * match.pd: Don't use fold_binary or fold_unary for folding
11530 2016-02-17 Jakub Jelinek <jakub@redhat.com>
11533 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
11534 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
11535 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
11536 warn on gimple_no_warning_p statements.
11538 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
11540 * doc/extend.texi (C++ Attributes): Correct description of
11541 warn_unused type attribute.
11543 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11545 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
11546 correct instruction.
11548 2016-02-17 Richard Biener <rguenther@suse.de>
11550 PR rtl-optimization/69609
11551 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
11552 (find_traces_1_round): When ending a trace update cached priority
11554 (bb_to_key): Use cached priority when available.
11555 (copy_bb): Initialize cached priority.
11556 (reorder_basic_blocks_software_trace_cache): Likewise.
11558 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11561 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
11563 (aarch64_comparison_operator): Break overly long line into two.
11564 (aarch64_comparison_operation): Likewise.
11565 * config/aarch64/aarch64.md (cstorecc4): Use
11566 aarch64_comparison_operator_mode instead of
11567 aarch64_comparison_operator.
11568 (cstore<mode>4): Likewise.
11569 (aarch64_cstore<mode>): Likewise.
11570 (*cstoresi_insn_uxtw): Likewise.
11571 (cstore<mode>_neg): Likewise.
11572 (*cstoresi_neg_uxtw): Likewise.
11574 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11577 * config/arm/predicates.md (arm_comparison_operator_mode):
11579 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
11580 instead of arm_comparison_operator.
11581 (*mov_negscc): Likewise.
11582 (*mov_notscc): Likewise.
11583 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
11584 (*thumb2_mov_negscc): Likewise.
11585 (*thumb2_mov_negscc_strict_it): Likewise.
11586 (*thumb2_mov_notscc): Likewise.
11587 (*thumb2_mov_notscc_strict_it): Likewise.
11589 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
11591 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
11592 Add missing return.
11594 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
11596 * config/visium/visium.c (machine_libfunc_index): New enum.
11597 (machine_libfuncs): New structure.
11598 (visium_libfuncs): New static variable.
11599 (TARGET_INIT_LIBFUNCS): Define to...
11600 (visium_init_libfuncs): ...this. New function.
11601 (expand_block_move_4): Use the appropriate libfunc.
11602 (expand_block_move_2): Likewise.
11603 (expand_block_move_1): Likewise.
11604 (expand_block_set_4): Likewise.
11605 (expand_block_set_2): Likewise.
11606 (expand_block_set_1): Likewise.
11607 (visium_trampoline_init): Likewise.
11609 2016-02-17 Nick Clifton <nickc@redhat.com>
11611 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
11612 TI's devices.csv file as of March 2016.
11614 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
11617 * opts-global.c (handle_common_deferred_options): Introduce and
11618 initialize two global variables to remember command-line options
11619 specifying a stack-limiting register.
11620 * opts.h: Add extern declarations of the two new global variables.
11621 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
11622 variable based on the values of the two new global variables.
11624 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11627 * common.opt (Wnonnull-compare): New warning.
11628 * doc/invoke.texi (-Wnonnull): Remove text about comparison
11629 of arguments against NULL.
11630 (-Wnonnull-compare): Document.
11631 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
11632 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
11633 * passes.def (pass_warn_nonnull_compare): Add.
11634 * gimple-ssa-nonnull-compare.c: New file.
11636 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11638 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
11639 AARCH64_EXTRA_TUNE_RECIP_SQRT.
11641 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11643 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
11644 reciprocal sqrt for -mlow-precision-recip-sqrt.
11646 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11647 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11649 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
11650 always use lane loads to construct non-constant vectors.
11652 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11654 * config/aarch64/aarch64.md
11655 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
11656 constraints for operand 3.
11657 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
11659 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11660 Richard Biener <rguenther@suse.de>
11662 PR tree-optimization/69820
11663 * tree-vect-patterns.c (type_conversion_p): Return false if
11664 *orig_type is unsigned single precision or boolean.
11665 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
11668 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11670 PR rtl-optimization/69764
11671 PR rtl-optimization/69771
11672 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
11673 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
11675 2016-02-16 Richard Biener <rguenther@suse.de>
11677 PR tree-optimization/69776
11678 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
11680 (indirect_refs_may_alias_p): Likewise.
11681 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
11682 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
11683 according to tbaa_p.
11684 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
11685 (optimize_stmt): For redundant store discovery do not allow tbaa.
11687 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
11689 PR tree-optimization/69714
11690 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
11691 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
11693 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
11695 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
11696 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
11697 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
11698 * config/arc/arc.c (arc_init): Check FPU options.
11699 (get_arc_condition_code): Handle new CC_FPU* modes.
11700 (arc_select_cc_mode): Likewise.
11701 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
11702 register pair only. Allow access for ARCv2 accumulator.
11703 (gen_compare_reg): Whenever we have FPU support use FPU compare
11705 (arc_reorg): Don't generate brcc insns when FPU compare
11706 instructions are involved.
11707 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
11708 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
11709 floating point emulation.
11710 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
11711 (REVERSE_CONDITION): Add new CC_FPU* modes.
11712 (TARGET_FP_SP_BASE): Define.
11713 (TARGET_FP_DP_BASE): Likewise.
11714 (TARGET_FP_SP_FUSED): Likewise.
11715 (TARGET_FP_DP_FUSED): Likewise.
11716 (TARGET_FP_SP_CONV): Likewise.
11717 (TARGET_FP_DP_CONV): Likewise.
11718 (TARGET_FP_SP_SQRT): Likewise.
11719 (TARGET_FP_DP_SQRT): Likewise.
11720 (TARGET_FP_DP_AX): Likewise.
11721 * config/arc/arc.md (ARCV2_ACC): New constant.
11722 (type): New fpu type attribute.
11723 (SDF): Conditional iterator.
11724 (cstore<mode>, cbranch<mode>): Change expand condition.
11725 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
11726 handles FPU/FPX cases as well.
11727 * config/arc/arc.opt (mfpu): New option.
11728 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
11730 (adddf3, muldf3, subdf3): Removed.
11731 * config/arc/predicates.md (proper_comparison_operator): Recognize
11733 * config/arc/fpu.md: New file.
11734 * doc/invoke.texi (ARC Options): Document mfpu option.
11736 2016-02-16 Richard Biener <rguenther@suse.de>
11738 PR rtl-optimization/69291
11739 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
11740 noce_operand_ok check.
11742 2016-02-16 Tom de Vries <tom@codesourcery.com>
11745 * omp-low.c (simd_clone_create): Remove call to
11746 symtab->call_cgraph_insertion_hooks.
11748 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11750 PR tree-optimization/69802
11751 * tree-ssa-reassoc.c (update_range_test): If op is
11752 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
11753 op == 1 test of precision 1 integral op, otherwise handle
11754 that case as op itself. Fix up formatting.
11755 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
11758 2016-02-16 Richard Biener <rguenther@suse.de>
11760 PR tree-optimization/69586
11761 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
11762 types for conversion sources.
11764 2016-02-16 Richard Biener <rguenther@suse.de>
11766 PR middle-end/69801
11767 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
11768 mask OEP_ADDRESS_OF.
11770 2016-02-16 Alan Modra <amodra@gmail.com>
11773 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
11774 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
11775 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
11777 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
11778 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
11779 (p8_fmrgow_<mode>): Likewise.
11780 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
11782 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
11783 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
11784 to use movdi_internal64. Remove op0_di.
11785 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
11787 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
11789 Add support for the FCCMP insn types
11791 * config/aarch64/aarch64.md (fccmp): Change insn type.
11792 (fccmpe): Likewise.
11793 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
11794 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
11795 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
11796 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
11797 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
11798 * config/arm/types.md (fccmps): Add new insn type.
11799 (fccmpd): Likewise.
11801 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
11803 * alias.c (get_alias_set): Fix a typo in comment.
11805 2016-02-15 Richard Biener <rguenther@suse.de>
11807 PR tree-optimization/69595
11808 * match.pd: Complete range test simplification to true.
11810 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
11812 PR rtl-optimization/69648
11813 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
11814 pic_offset_table_rtx.
11816 PR rtl-optimization/69752
11817 * ira.c (update_equiv_regs): When looking for more than a single SET,
11818 also take other side effects into account.
11820 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11822 * config/s390/s390.c (s390_function_profiler): Add a new sequence
11823 for z900+ CPUs in 31-bit mode.
11825 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11827 * common/config/s390/s390-common.c (s390_supports_split_stack):
11829 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
11830 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
11831 * config/s390/s390.c (struct machine_function): New field
11832 split_stack_varargs_pointer.
11833 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
11834 in s390_emit_prologue.
11835 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
11837 (morestack_ref): New global.
11838 (SPLIT_STACK_AVAILABLE): New macro.
11839 (s390_expand_split_stack_prologue): New function.
11840 (s390_live_on_entry): New function.
11841 (s390_va_start): Use split-stack vararg pointer if appropriate.
11842 (s390_asm_file_end): Emit the split-stack note sections.
11843 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
11844 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
11845 (UNSPECV_SPLIT_STACK_CALL): New unspec.
11846 (UNSPECV_SPLIT_STACK_DATA): New unspec.
11847 (split_stack_prologue): New expand.
11848 (split_stack_space_check): New expand.
11849 (split_stack_data): New insn.
11850 (split_stack_call): New expand.
11851 (split_stack_call_*): New insn.
11852 (split_stack_cond_call): New expand.
11853 (split_stack_cond_call_*): New insn.
11855 2016-02-15 Richard Biener <rguenther@suse.de>
11857 PR tree-optimization/69783
11858 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11859 Add trivially correct cases.
11861 2016-02-15 Tom de Vries <tom@codesourcery.com>
11864 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
11866 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
11868 2016-02-15 Richard Biener <rguenther@suse.de>
11870 PR tree-optimization/69776
11871 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11872 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
11873 indicate whether we can use TBAA to disambiguate against stores.
11874 Use alias-set zero if not.
11875 (visit_reference_op_store): Do not use TBAA when looking up
11877 * tree-ssa-pre.c (compute_avail): Use TBAA here.
11878 (eliminate_dom_walker::before_dom_children): But not when looking
11879 up redundant stores.
11881 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
11883 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
11885 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11887 * config/i386/znver1.md
11888 (znver1_pop, znver1_pop_mem,
11889 znver1_load_imov_double_store,
11890 znver1_load_imov_direct_store,
11891 znver1_load_imov_direct_load,
11892 znver1_load_imov_double_load): Add new.
11893 (znver1_insn, znver1_insn_load): Add icmov type.
11894 (znver1_sseavx_fma,
11895 znver1_sseavx_fma_load,
11897 znver1_avx256_fma_load): Fix pipe usage.
11899 2016-02-14 Alan Modra <amodra@gmail.com>
11902 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
11903 with an invalid hard reg, reload just the reg not the entire
11904 pre/post-inc/dec address expression.
11906 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11909 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
11910 fixed R1_REG scratch reg.
11911 (sibcall_value_pcrel_fdpic): Likewise.
11913 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11917 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
11919 2016-02-12 Walter Lee <walt@tilera.com>
11921 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
11922 * config/tilegx/t-tilegx: Likewise.
11924 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11927 * diagnostic-show-locus.c (struct line_span): New struct.
11928 (layout::get_first_line): Delete.
11929 (layout::get_last_line): Delete.
11930 (layout::get_num_line_spans): New member function.
11931 (layout::get_line_span): Likewise.
11932 (layout::print_heading_for_line_span_index_p): Likewise.
11933 (layout::get_expanded_location): Likewise.
11934 (layout::calculate_line_spans): Likewise.
11935 (layout::m_first_line): Delete.
11936 (layout::m_last_line): Delete.
11937 (layout::m_line_spans): New field.
11938 (layout::layout): Update comment. Replace m_first_line and
11939 m_last_line with m_line_spans, replacing their initialization
11940 with a call to calculate_line_spans.
11941 (diagnostic_show_locus): When printing source lines and
11942 annotations, rather than looping over a single span
11943 of lines, instead loop over each line_span within
11944 the layout, with an inner loop over the lines within them.
11945 Call the context's start_span callback when changing line spans.
11946 * diagnostic.c (diagnostic_initialize): Initialize start_span.
11947 (diagnostic_build_prefix): Break out the building of the location
11948 part of the string into...
11949 (diagnostic_get_location_text): ...this new function, rewriting
11950 it from nested ternary expressions to a sequence of "if"
11952 (default_diagnostic_start_span_fn): New function.
11953 * diagnostic.h (diagnostic_start_span_fn): New typedef.
11954 (diagnostic_context::start_span): New field.
11955 (default_diagnostic_start_span_fn): New prototype.
11957 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11960 * gcc.c (driver::finalize): Fix cleanup of "specs".
11962 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11966 * gcc.c (driver::driver): Initialize m_option_suggestions.
11967 (driver::~driver): Clean up m_option_suggestions.
11968 (suggest_option): Convert to...
11969 (driver::suggest_option): ...this, and split out into
11970 driver::build_option_suggestions and find_closest_string.
11971 (driver::build_option_suggestions): New function, from
11972 first half of suggest_option. Special-case
11973 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
11974 the sanitizer_opts array. For options of enum types, add the
11975 various enum values to the candidate strings.
11976 (driver::handle_unrecognized_options): Remove "const".
11977 * gcc.h (driver::handle_unrecognized_options): Likewise.
11978 (driver::build_option_suggestions): New decl.
11979 (driver::suggest_option): New decl.
11980 (driver::m_option_suggestions): New field.
11981 * opts-common.c (add_misspelling_candidates): New function.
11982 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
11983 and make non-static.
11984 * opts.h (sanitizer_opts): New array decl.
11985 (add_misspelling_candidates): New function decl.
11986 * spellcheck.c (find_closest_string): New function.
11987 * spellcheck.h (find_closest_string): New function decl.
11989 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11991 PR rtl-optimization/69764
11992 PR rtl-optimization/69771
11993 * optabs.c (expand_binop_directly): For shift_optab_p, force
11994 convert_modes with VOIDmode if xop1 has VOIDmode.
11996 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
11999 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12000 to correctly determine instrumentation thunks.
12002 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12005 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12006 type by reference, force lhs on the call.
12009 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12010 Compute retval and retbnd early in all cases if split_part_return_p
12011 and return_bb is not EXIT. Remove all clobber stmts and reset
12012 all debug stmts that refer to SSA_NAMEs defined in split part,
12013 except if it is retval, in that case replace the old retval with the
12014 lhs of the call to the split part.
12016 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12019 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12021 PR middle-end/66726
12022 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12023 whose result is used in PHI.
12024 (maybe_optimize_range_tests): Likewise.
12025 (final_range_test_p): Likweise.
12027 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12029 PR middle-end/66726
12030 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12031 whose result is used in PHI.
12032 (maybe_optimize_range_tests): Likewise.
12033 (final_range_test_p): Likweise.
12035 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12037 * cgraph.c: Spelling fixes - behaviour -> behavior and
12038 neighbour -> neighbor.
12039 * target.def: Likewise.
12040 * sel-sched.c: Likewise.
12041 * config/mips/mips.c: Likewise.
12042 * config/arc/arc.md: Likewise.
12043 * config/arm/cortex-a57.md: Likewise.
12044 * config/arm/arm.c: Likewise.
12045 * config/arm/neon.md: Likewise.
12046 * config/arm/arm-c.c: Likewise.
12047 * config/vms/vms-c.c: Likewise.
12048 * config/s390/s390.c: Likewise.
12049 * config/i386/znver1.md: Likewise.
12050 * config/i386/i386.c: Likewise.
12051 * config/ia64/hpux-unix2003.h: Likewise.
12052 * config/msp430/msp430.md: Likewise.
12053 * config/rx/rx.c: Likewise.
12054 * config/rx/rx.md: Likewise.
12055 * config/aarch64/aarch64-simd.md: Likewise.
12056 * config/aarch64/aarch64.c: Likewise.
12057 * config/nvptx/nvptx.c: Likewise.
12058 * config/bfin/bfin.c: Likewise.
12059 * config/cris/cris.opt: Likewise.
12060 * config/rs6000/rs6000.c: Likewise.
12061 * target.h: Likewise.
12062 * spellcheck.c: Likewise.
12063 * ira-build.c: Likewise.
12064 * tree-inline.c: Likewise.
12065 * builtins.c: Likewise.
12066 * lra-constraints.c: Likewise.
12067 * explow.c: Likewise.
12068 * hwint.h: Likewise.
12069 * targhooks.c: Likewise.
12070 * tree-vect-data-refs.c: Likewise.
12071 * expr.c: Likewise.
12072 * doc/tm.texi: Likewise.
12073 * doc/extend.texi: Likewise.
12074 * doc/install.texi: Likewise.
12075 * doc/md.texi: Likewise.
12076 * tree-ssa-tail-merge.c: Likewise.
12077 * sched-int.h: Likewise.
12078 * match.pd: Likewise.
12079 * sched-ebb.c: Likewise.
12080 * target.def (omit_struct_return_reg): Likewise.
12081 * gimple-ssa-isolate-paths.c: Likewise.
12082 (find_implicit_erroneous_behaviour): Renamed to...
12083 (find_implicit_erroneous_behavior): ... this.
12084 (find_explicit_erroneous_behaviour): Renamed to...
12085 (find_explicit_erroneous_behavior): ... this.
12086 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12088 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12090 PR rtl-optimization/64682
12091 PR rtl-optimization/69567
12092 PR rtl-optimization/69737
12093 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12094 in I2 as well, just lose it.
12096 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12098 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12100 (aarch64_last_printed_tune_string): Likewise.
12101 (aarch64_declare_function_name): Only output .arch assembler
12102 directive if it will be different from the previously output
12103 directive. Same for .tune comment but only if -dA is set.
12104 (aarch64_start_file): New function.
12105 (TARGET_ASM_FILE_START): Define.
12107 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12110 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12112 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12115 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12116 -Wmaybe-uninitialized warning.
12118 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12121 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12123 2016-02-11 Richard Biener <rguenther@suse.de>
12125 PR rtl-optimization/69291
12126 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12127 subexpressions affected by changing the result.
12129 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12132 * lra-constraints.c (curr_insn_transform): Find in/out operands
12133 for secondary memory moves. Update dups.
12135 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12137 PR tree-optimization/69652
12138 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12139 to nested loop, did source re-formatting, skip debug statements,
12140 add check on statement with volatile operand, remove dead scalar
12143 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12144 Patrick Palka <ppalka@gcc.gnu.org>
12148 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12149 calls if the return type is TREE_ADDRESSABLE.
12150 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12151 * ipa-split.c (split_function): Fix doubled "we" in comment.
12152 Use void return type for the split part even if
12153 !split_point->split_part_set_retval.
12155 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12157 PR tree-optimization/68021
12158 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12159 when computing the value of biv cand by itself.
12161 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12163 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12164 (cortexa57_tunings): Likewise.
12165 (cortexa72_tunings): Likewise.
12166 (arch_macro_fusion_pair_p): Add support for AES fusion.
12167 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12168 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12169 Allow virtual registers before reload so early scheduling works.
12170 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12171 correct latency and pipeline.
12172 (cortex_a57_crypto_complex): Likewise.
12173 (cortex_a57_crypto_xor): Likewise.
12174 (define_bypass): Add AES bypass.
12176 2016-02-10 Richard Biener <rguenther@suse.de>
12178 PR tree-optimization/69726
12179 * passes.def: Add DCE pass before late uninit.
12180 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12181 really fixup if-conversions job.
12183 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12185 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12186 (arm_cortex_a57_tune): Likewise.
12187 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12188 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12190 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12192 * timevar.def (TV_PHASE_DBGINFO): Delete.
12193 (TV_PHASE_CHECK_DBGINFO): Likewise.
12194 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12196 2016-02-10 Richard Biener <rguenther@suse.de>
12198 PR tree-optimization/69719
12199 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12200 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12202 2016-02-09 Andrew Pinski <apinski@cavium.com>
12205 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12206 get_vcond_mask_icode returns false.
12208 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12211 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12212 an ADDIS that adds a pointer to a large constant that sets the
12213 upper16 bits with a load operation.
12215 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12218 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12220 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12222 (vzipq_s16): Likewise.
12223 (vzipq_s32): Likewise.
12224 (vzipq_f32): Likewise.
12225 (vzipq_u8): Likewise.
12226 (vzipq_u16): Likewise.
12227 (vzipq_u32): Likewise.
12228 (vzipq_p8): Likewise.
12229 (vzipq_p16): Likewise.
12231 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12234 * config/arm/arm.c (neon_endian_lane_map): New function.
12235 (neon_vector_pair_endian_lane_map): New function.
12236 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12237 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12239 (vuzpq_s16): Likewise.
12240 (vuzpq_s32): Likewise.
12241 (vuzpq_f32): Likewise.
12242 (vuzpq_u8): Likewise.
12243 (vuzpq_u16): Likewise.
12244 (vuzpq_u32): Likewise.
12245 (vuzpq_p8): Likewise.
12246 (vuzpq_p16): Likewise.
12248 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12251 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12254 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12256 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12257 truncate const_int operand 1 to QImode.
12259 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12261 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12262 corresponding to an abnormal edge.
12264 2016-02-09 Tom de Vries <tom@codesourcery.com>
12266 PR tree-optimization/69599
12267 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12269 (find_func_aliases_for_builtin_call, find_func_clobbers)
12270 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12273 2016-02-09 Richard Biener <rguenther@suse.de>
12275 PR tree-optimization/69715
12276 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12277 LHS on calls as non-rewritable.
12279 2016-02-09 Tom de Vries <tom@codesourcery.com>
12282 * lto-wrapper.c (append_diag_options): New function.
12283 (compile_offload_image): Call append_diag_options.
12285 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12288 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12289 Minor copy-edit to fix verb tenses.
12291 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12293 PR tree-optimization/69209
12294 * ipa-split.c (split_function): If split part is not
12295 returning retval, retval has gimple type but is not
12296 gimple value, force it into a SSA_NAME first.
12298 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12300 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12303 2016-02-08 Jason Merrill <jason@redhat.com>
12306 * convert.c (convert_to_integer_1): Check dofold on truncation
12308 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12309 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12310 Rename from *_nofold.
12311 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12312 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12314 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12317 * tree.c (build_common_tree_nodes): Remove short_double argument.
12318 All callers changed.
12319 * tree.h (build_common_tree_nodes): Adjust declaration.
12320 * doc/invoke.texi (-fshort-double): Remove documentation.
12321 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12322 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12323 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12324 (append_linker_options): Don't handle OPT_fshort_double.
12326 PR rtl-optimization/68730
12327 * lra-remat.c (insn_to_cand_activation): New static variable.
12328 (lra_remat): Allocate and free it.
12329 (create_cand): New arg activation. Initialize a field in
12330 insn_to_cand_activation if it is nonnull.
12331 (create_cands): Pass the activation insn to create_cand when making
12332 a candidate involving an output reload. Reorganize code a little.
12333 (do_remat): Keep track of active status of candidates in a separate
12336 2016-02-08 Richard Biener <rguenther@suse.de>
12338 PR tree-optimization/69719
12339 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12340 Properly use absolute of the difference of the two offsets to
12341 compare or adjust the segment length.
12343 2016-02-08 Richard Biener <rguenther@suse.de>
12344 Jeff Law <law@redhat.com>
12347 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12348 types for anonymous SSA names.
12350 2016-02-08 Richard Biener <rguenther@suse.de>
12352 PR rtl-optimization/69274
12353 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12355 2016-02-08 Jeff Law <law@redhat.com>
12357 PR tree-optimization/65917
12358 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12359 equivalences from if (x == y) style conditionals.
12360 (loop_depth_of_name): Remove.
12361 (record_equality): Remove loop depth check.
12362 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12363 (const_and_copies::record_const_or_copy_raw): New member function.
12364 * tree-ssa-scopedtables.c
12365 (const_and_copies::record_const_or_copy_raw): New, factored out of
12366 (const_and_copies::record_const_or_copy): Call new member function.
12368 2016-02-05 Jeff Law <law@redhat.com>
12370 PR tree-optimization/68541
12371 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12372 (count_stmts_in_block): New function.
12373 (poor_ifcvt_candidate_code): Likewise.
12374 (is_feasible_trace): Add some heuristics to determine when path
12375 splitting is profitable.
12376 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12377 is a diamond with a single exit.
12379 2016-02-05 Martin Sebor <msebor@redhat.com>
12382 * doc/invoke.texi: Update -Wplacement-new to take an optional
12385 2016-02-06 Richard Henderson <rth@redhat.com>
12388 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12389 out of non-standard address spaces.
12391 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12393 PR rtl-optimization/69691
12394 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12396 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12398 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12399 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12400 (*ieee128_mfvsrd_64bit): Likewise.
12401 (*ieee128_mfvsrd_32bit): Likewise.
12403 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12407 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12409 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12410 instrumented_version.
12412 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12414 * doc/invoke.texi (Optimize Options): In table of --param options
12415 rename second occurrence of tracer-min-branch-ratio to
12416 tracer-min-branch-probability, rename
12417 tracer-min-branch-ratio-feedback to
12418 tracer-min-branch-probability-feedback and clarify description,
12419 rename sched-spec-state-edge-prob-cutoff to
12420 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12421 to selsched-insns-to-rename, rename lto-minpartition to
12422 lto-min-partition, delete reorder-blocks-duplicate and
12423 reorder-blocks-duplicate-feedback.
12425 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12427 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12430 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12432 * doc/extend.texi: S/390: Correct some typos.
12434 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12436 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12438 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12441 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12442 (s390_register_info_gprtofpr): Use new macros above.
12443 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12445 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12446 its name. Adjust restore and save gpr ranges.
12447 (s390_register_info_set_ranges): New function.
12448 (s390_register_info): Use new macros above. Call
12449 s390_register_info_set_ranges.
12450 (s390_optimize_register_info): Likewise.
12451 (s390_hard_regno_rename_ok): Use new macros.
12452 (s390_hard_regno_scratch_ok): Likewise.
12453 (s390_emit_epilogue): Likewise.
12454 (s390_can_use_return_insn): Likewise.
12455 (s390_optimize_prologue): Likewise.
12456 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12458 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12461 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12463 (ix86_option_override_internal): Disable TARGET_STV even for
12464 -m{incoming,preferred}-stack-boundary=3.
12466 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12468 * config.gcc: Mark deprecated rtems targets as obsolete.
12470 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12472 PR rtl-optimization/64682
12473 PR rtl-optimization/69567
12474 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12475 before I2 only if the register is both used and set in I2.
12477 2016-02-04 DJ Delorie <dj@redhat.com>
12479 * config/msp430/msp430.c (msp430_start_function): Add function type.
12481 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12484 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12486 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12488 PR rtl-optimization/69577
12490 2015-10-29 Richard Henderson <rth@redhat.com>
12494 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12495 sse check to the exact conditions of PR 67609.
12497 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12500 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12501 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
12502 not allowed into the traditional Altivec registers.
12503 (movtd_64bit_nodm): Likewise.
12504 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
12506 2016-02-04 David Malcolm <dmalcolm@redhat.com>
12508 * config/aarch64/cortex-a57-fma-steering.c
12509 (aarch64_register_fma_steering): Remove "static" from arguments
12512 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
12515 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
12516 twice when complex.
12518 2016-02-04 Mike Frysinger <vapier@gentoo.org>
12520 * doc/invoke.texi: Delete -mno-fma4.
12522 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
12524 PR rtl-optimization/69577
12525 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
12526 (find_subregs_of_mode): Update accordingly. Iterate over partial
12529 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
12531 * config/arm/arm-protos.h (neon_reinterpret): Remove.
12532 * config/arm/arm.c (neon_reinterpret): Remove.
12533 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
12534 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
12535 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
12536 vreinterpretti): Remove.
12537 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
12538 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
12539 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
12540 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
12541 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
12542 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
12543 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
12544 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
12545 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
12546 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
12547 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
12548 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
12549 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
12550 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
12551 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
12552 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
12553 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
12554 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
12555 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
12556 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
12557 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
12558 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
12559 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
12560 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
12561 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
12562 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
12563 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
12564 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
12565 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
12566 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
12567 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
12568 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
12569 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
12570 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
12571 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
12572 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
12573 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
12574 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
12575 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
12576 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
12577 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
12578 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
12579 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
12580 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
12581 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
12582 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
12583 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
12584 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
12585 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
12586 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
12587 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
12588 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
12589 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
12590 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
12591 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
12592 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
12593 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
12594 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
12595 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
12596 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
12597 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
12598 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
12599 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
12600 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
12601 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
12602 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
12603 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
12604 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
12605 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
12606 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
12607 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
12608 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
12609 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
12610 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
12611 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
12612 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
12613 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
12614 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
12615 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
12616 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
12617 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
12618 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
12619 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
12620 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
12621 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
12622 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
12623 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
12624 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
12625 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
12626 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
12627 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
12628 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
12629 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
12630 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
12631 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
12632 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
12633 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
12634 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
12635 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
12636 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
12637 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
12638 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
12639 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
12641 2016-02-04 Martin Liska <mliska@suse.cz>
12644 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
12645 that are gimple_store_p.
12646 (maybe_instrument_call): Likewise.
12648 2016-02-04 Bin Cheng <bin.cheng@arm.com>
12650 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
12651 register scaling out of memory reference and comment why.
12653 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12657 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
12658 folding the source of a SET.
12660 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12664 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
12665 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
12667 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
12671 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
12674 2016-02-04 Christian Bruel <christian.bruel@st.com>
12676 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
12677 * config/arm/arm.c (arm_set_current_function): Likewise.
12679 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12680 Ilya Enkovich <enkovich.gnu@gmail.com>
12681 H.J. Lu <hongjiu.lu@intel.com>
12684 * config/i386/i386.c (convert_scalars_to_vector): Remove
12685 stack alignment fixes.
12686 (ix86_option_override_internal): Disable TARGET_STV if stack
12687 might not be aligned enough.
12688 (ix86_minimum_alignment): Assert that TARGET_STV is false.
12690 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
12692 * config/i386/x86-tune.def: Disable default prefetching
12695 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12696 Vladimir Makarov <vmakarov@redhat.com>
12699 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
12700 in validating fused toc addresses.
12702 2016-02-03 Jakub Jelinek <jakub@redhat.com>
12705 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
12706 range->m_caret fields if range->m_show_caret_p is false.
12709 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12710 Force oldval into register if it does not satisfy reg_or_short_operand
12711 predicate. Fix up formatting.
12713 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
12714 Alexandre Oliva <aoliva@redhat.com>
12717 * lra-constraints.c (simplify_operand_subreg): Check additionally
12718 address validity after potential reloading.
12719 (process_address_1): Check insns validity. In case of failure do
12722 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
12725 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
12728 2016-02-02 Jakub Jelinek <jakub@redhat.com>
12730 * wide-int.cc (canonize_uhwi): New function.
12731 (wi::divmod_internal): Use it.
12733 2016-02-02 James Norris <jnorris@codesourcery.com
12735 * gimplify.c (omp_notice_variable): Add usage check.
12737 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
12739 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
12740 like LE, GE, LT, GT when emitting relational operator.
12742 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12744 * ira-costs.c (find_costs_and_classes): Add extra argument.
12745 * target.def (ira_change_pseudo_allocno_class): Add parameter.
12746 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
12747 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
12748 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
12749 Add best_class parameter, and return it if not ALL_REGS.
12750 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
12752 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
12753 Update target hook.
12755 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12757 * config/aarch64/aarch64.c
12758 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
12759 (aarch64_ira_change_pseudo_allocno_class): New function.
12761 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
12764 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
12766 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12768 * config/avr/avr.c (avr_option_override): Set
12769 PARAM_ALLOW_STORE_DATA_RACES to 1.
12771 2016-02-02 Richard Biener <rguenther@suse.de>
12773 PR tree-optimization/69595
12774 * match.pd: Add range test simplifications to true/false.
12776 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
12778 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
12779 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
12782 2016-02-02 Richard Biener <rguenther@suse.de>
12784 PR tree-optimization/69606
12785 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
12786 info on the result before moving a stmt.
12788 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
12790 PR middle-end/68542
12791 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
12792 branch with vector comparison.
12793 * config/i386/sse.md (VI48_AVX): New mode iterator.
12794 (define_expand "cbranch<mode>4): Add support for conditional branch
12795 with vector comparison.
12796 * tree-vect-loop.c (optimize_mask_stores): New function.
12797 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
12798 has_mask_store field of vect_info.
12799 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
12800 vectorized loops having masked stores after vec_info destroy.
12801 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
12802 correspondent macros.
12803 (optimize_mask_stores): Add prototype.
12805 2016-02-02 Alan Modra <amodra@gmail.com>
12808 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
12811 2016-02-02 Alan Modra <amodra@gmail.com>
12814 * config/rs6000/rs6000.c (need_toc_init): New var, set it
12815 whenever toc_label_name used.
12816 (rs6000_file_start): Don't set up toc section here,
12817 (rs6000_output_function_epilogue): do so here instead,
12818 (rs6000_xcoff_file_start): and here.
12819 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
12820 (load_toc_aix_di): Likewise.
12822 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12824 PR rtl-optimization/69592
12825 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
12826 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
12827 (num_sign_bit_copies_binary_arith_p): New inline function.
12828 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
12830 2016-02-01 Jeff Law <law@redhat.com>
12832 PR tree-optimization/69580
12833 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
12834 * tree-ssa-threadbackward.c
12835 (fsm_find_control_statement_thread_paths): Do not try to walk
12836 through large PHI nodes.
12838 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12840 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
12841 when count is incremented above limit, don't analyze further
12844 * omp-low.c (oacc_parse_default_dims): Avoid
12845 -Wsign-compare warning, make sure value fits into int
12846 rather than just unsigned int.
12848 2016-02-01 Bin Cheng <bin.cheng@arm.com>
12850 PR tree-optimization/67921
12851 * fold-const.c (split_tree): New parameters. Convert pointer
12852 type variable part to proper type before negating.
12853 (fold_binary_loc): Pass new arguments to split_tree.
12855 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
12857 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
12858 (nvptx_goacc_validate_dims): Extend to handle global defaults.
12859 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
12860 * doc/tm.texti: Rebuilt.
12861 * doc/invoke.texi (fopenacc-dim): Document.
12862 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
12863 (append_compiler_options): Likewise.
12864 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
12865 (oacc_parse_default_dims): New.
12866 (oacc_validate_dims): Add USED arg. Select non-unity default when
12868 (oacc_loop_fixed_partitions): Return mask of used partitions.
12869 (oacc_loop_auto_partitions): Emit dump info.
12870 (oacc_loop_partition): Return mask of used partitions.
12871 (execute_oacc_device_lower): Parse default dimension arg. Adjust
12872 loop partitioning and validation calls.
12874 2016-02-01 Richard Biener <rguenther@suse.de>
12876 PR middle-end/69556
12877 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
12879 2016-02-01 Richard Biener <rguenther@suse.de>
12881 PR tree-optimization/69574
12882 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
12883 of asserting return chrec_dont_know.
12885 2016-02-01 Martin Liska <mliska@suse.cz>
12887 * mem-stats-traits.h: Add copyright header.
12888 * mem-stats.h: Likewise.
12890 2016-02-01 Richard Biener <rguenther@suse.de>
12892 PR tree-optimization/69579
12893 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
12894 Do not propagate through abnormal PHI results.
12896 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
12898 * postreload.c (reload_cse_simplify): Remove dead code.
12900 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12902 PR rtl-optimization/69570
12903 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
12904 if there is more than one set, not if there is a single set.
12906 2016-02-01 Richard Henderson <rth@redhat.com>
12909 * combine.c (make_compound_operation): When looking through a
12910 subreg, make sure to re-extend to the width of the outer mode.
12912 2016-01-30 Jakub Jelinek <jakub@redhat.com>
12914 PR tree-optimization/69546
12915 * wide-int.cc (wi::divmod_internal): For unsigned division
12916 where both operands fit into uhwi, if o1 is 1 and o0 has
12917 msb set, if divident_prec is larger than bits per hwi,
12918 clear another quotient word and return 2 instead of 1.
12919 Similarly for remainder with msb in HWI set, if dividend_prec
12920 is larger than bits per hwi.
12922 2016-01-29 Martin Jambor <mjambor@suse.cz>
12924 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
12925 Use short lowercase names.
12926 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
12927 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
12928 acq_rel one. Protect warning agains segfaults if
12929 get_memory_order_name returns NULL.
12930 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
12931 with release semantics. Do not warn if get_memory_order already did.
12932 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
12933 semantics. Fix check for relaxed or acquire semantics. Do not warn
12934 if get_memory_order already did.
12936 2016-01-29 Sebastian Pop <s.pop@samsung.com>
12938 * doc/install.texi: Document that isl-0.16 is supported.
12940 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
12943 * config/i386/constraints.md (Bm): Describe as special memory
12945 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
12946 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12947 * genpreds.c (struct constraint_data): Add is_special_memory.
12948 (have_special_memory_constraints, special_memory_start): New
12950 (special_memory_end): Ditto.
12951 (add_constraint): Add new arg is_special_memory. Add code to
12952 process its true value. Update have_special_memory_constraints.
12953 (process_define_constraint): Pass the new arg.
12954 (process_define_register_constraint): Ditto.
12955 (choose_enum_order): Process special memory.
12956 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
12957 function insn_extra_special_memory_constraint.
12958 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12959 * gensupport.c (process_rtx): Process
12960 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12961 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
12962 * ira-lives.c (single_reg_class): Use
12963 insn_extra_special_memory_constraint.
12964 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
12965 * lra-constraints.c (process_alt_operands): Ditto.
12966 (curr_insn_transform): Use insn_extra_special_memory_constraint.
12967 * recog.c (asm_operand_ok, preprocess_constraints): Process
12969 * reload.c (find_reloads): Ditto.
12970 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
12971 * stmt.c (parse_input_constraint): Use
12972 insn_extra_special_memory_constraint.
12974 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12977 * lra-splill.c (lra_final_code_change): Revert r229087 by
12978 removing all sub-registers.
12980 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
12983 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
12985 2016-01-29 Jakub Jelinek <jakub@redhat.com>
12988 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
12989 SSE1, copy target into the temporary reg first before recursing
12992 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12994 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
12997 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12999 * ginclude/stdarg.h: Test __cplusplus instead of
13000 __GXX_EXPERIMENTAL_CXX0X__.
13002 2016-01-29 Richard Biener <rguenther@suse.de>
13004 PR tree-optimization/69547
13005 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13006 Do not mark clobbers necessary.
13007 (mark_all_reaching_defs_necessary_1): Likewise.
13009 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13011 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13012 declaration name with %qs and print it in both error messages.
13013 Also fix indentation.
13015 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13018 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13019 trailing blank line from error message.
13021 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13024 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13027 2016-01-29 Richard Biener <rguenther@suse.de>
13029 PR middle-end/69537
13030 * match.pd: Allow all integral types when simplifying a
13031 widening or sign-changing conversion.
13033 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13035 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13036 back to setting codegen_error to fail codegen.
13038 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13041 * config/i386/constraints.md (C): Only accept constant zero operand.
13042 (BC): New constraint.
13043 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13044 instead of C constraint.
13045 * doc/md.texi (Machine Constraints): Update description
13048 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13051 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13053 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13055 PR middle-end/69542
13056 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13059 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13061 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13062 branches if using guessed profile.
13064 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13066 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13068 2016-01-28 Richard Henderson <rth@redhat.com>
13071 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13072 * config/aarch64/aarch64-protos.h: Update.
13073 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13074 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13075 (aarch64_get_condition_code_1): Handle CC_Cmode.
13076 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13077 (*add<mode>3_compareC_cconly_imm): New.
13078 (*add<mode>3_compareC_cconly): New.
13079 (*add<mode>3_compareC_imm): New.
13080 (add<mode>3_compareC): New.
13081 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13082 to be first. Use aarch64_carry_operation.
13083 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13084 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13085 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13086 (subti3): Use subdi3_compare1.
13087 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13088 (sub<mode>3_compare1): New.
13089 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13090 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13091 (*subsi3_carryin_uxtw): Likewise.
13092 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13093 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13094 * config/aarch64/iterators.md (DWI): New.
13095 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13096 (aarch64_borrow_operation): New.
13098 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13100 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13101 message when isl does not return a valid schedule.
13103 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13105 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13106 Remove comments from class declarations: they are already in the code
13109 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13111 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13113 (ternary_op_to_tree): Same.
13114 (unary_op_to_tree): Same.
13115 (nary_op_to_tree): Same.
13116 (gcc_expression_from_isl_expr_op): Same.
13117 (gcc_expression_from_isl_expression): Same.
13118 (graphite_create_new_loop): Same.
13119 (graphite_create_new_loop_guard): Same.
13120 (build_iv_mapping): Same.
13121 (graphite_create_new_guard): Same.
13122 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13123 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13125 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13127 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13128 instead of setting codegen_error to fail codegen.
13130 2016-01-28 Jason Merrill <jason@redhat.com>
13132 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13134 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13136 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13137 Remove CONST_INT_P check in CCMP cost calculation.
13139 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13141 * config/aarch64/aarch64.c (generic_vector_cost):
13142 Set vec_permute_cost.
13143 (cortexa57_vector_cost): Likewise.
13144 (exynosm1_vector_cost): Likewise.
13145 (xgene1_vector_cost): Likewise.
13146 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13147 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13148 Add vec_permute_cost entry.
13150 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13152 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13154 (add<mode>3_compare0): Likewise.
13155 (addsi3_compare0_uxtw): Likewise.
13156 (add<mode>3nr_compare0): Likewise.
13157 (compare_neg<mode>): Likewise.
13158 (<optab><mode>3): Likewise.
13160 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13162 * tree-vect-stmts.c (vectorizable_comparison): Add
13163 NULL check for vectype.
13165 2016-01-28 Richard Biener <rguenther@suse.de>
13167 PR tree-optimization/69466
13168 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13169 Account for PHIs we couldn't duplicate.
13171 2016-01-28 Martin Liska <mliska@suse.cz>
13174 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13175 instead of ENABLE_VALGRIND_CHECKING.
13177 2016-01-27 Richard Henderson <rth@redhat.com>
13180 * lra-remat.c (subreg_regs): New.
13181 (dump_candidates_and_remat_bb_data): Dump it.
13182 (operand_to_remat): Reject if operand in subreg_regs.
13183 (set_bb_regs): Collect subreg_regs.
13184 (lra_remat): Init and free subreg_regs. Compute
13185 calculate_local_reg_remat_bb_data before create_cands.
13187 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13190 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13191 change stack_alignment_needed for __tls_get_addr call.
13193 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13195 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13197 2016-01-27 Jeff Law <law@redhat.com>
13199 PR tree-optimization/68398
13200 PR tree-optimization/69196
13201 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13202 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13203 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13204 Only count PHIs in the last block in the path. The others will
13205 const/copy propagate away. Add heuristic to allow more irreducible
13206 subloops to be created when it is likely profitable to do so.
13208 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13209 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13210 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13212 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13215 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13216 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13217 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13218 * tree-streamer-in.c: Include asan.h.
13219 (streamer_get_builtin_tree): For builtins in sanitizer
13220 range call initialize_sanitizer_builtins and retry.
13222 2016-01-27 Ian Lance Taylor <iant@google.com>
13224 * common.opt (fkeep-gc-roots-live): New undocumented option.
13225 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13226 -fkeep-gc-roots-live, skip pointers.
13227 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13230 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13233 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13234 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13236 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13239 * configure.ac: NetBSD provides SSP in its C library.
13240 * configure: Updated.
13242 2016-01-27 Richard Biener <rguenther@suse.de>
13244 PR tree-optimization/69166
13245 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13246 reduction code for commutativity / associativity.
13248 2016-01-27 Martin Jambor <mjambor@suse.cz>
13250 PR tree-optimization/69355
13251 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13252 total_scalarization fails.
13254 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13256 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13259 2016-01-27 Christian Bruel <christian.bruel@st.com>
13262 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13263 Move arm_reset_previous_fndecl and set_target_option_current_node in
13264 the conditional part. Call save_restore_target_globals.
13265 * config/arm/arm.c (arm_set_current_function):
13266 Refactor to better support #pragma target and attribute mix.
13267 Call save_restore_target_globals.
13268 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13270 2016-01-27 Martin Liska <mliska@suse.cz>
13272 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13273 reference for an HSA kernel and its host function.
13275 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13277 PR tree-optimization/69399
13278 * wide-int.h (wi::lrshift): For larger precisions, only
13279 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13281 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13283 * config/arc/predicates.md (proper_comparison_operator): Reject
13284 constant-constant comparison.
13286 2016-01-26 Tom de Vries <tom@codesourcery.com>
13288 PR tree-optimization/69110
13289 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13290 DR_NUM_DIMENSIONS == 0.
13292 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13293 Sebastian Pop <s.pop@samsung.com>
13295 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13296 isl_ast_op_cond and isl_ast_op_select.
13297 (gcc_expression_from_isl_expr_op): Same.
13299 2016-01-26 Jason Merrill <jason@redhat.com>
13302 * tree.c (recompute_constructor_flags): Split out from
13304 (verify_constructor_flags): New.
13305 * tree.h: Declare them.
13307 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13309 PR rtl-optimization/69217
13310 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13311 are no TYPE_FIELDS set for the record type.
13313 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13316 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13317 toc_label_name unconditionally.
13318 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13319 SYMBOL_REF string. Use toc_label_name instead of constructing
13321 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13322 constructing LCTOC1.
13324 2016-01-26 Martin Sebor <msebor@redhat.com>
13327 * doc/extend.texi (Common Type Attributes): Move text that talks about
13328 attribute packed from attribute aligned to the section discussing
13329 the former attribute for clarity.
13331 2016-01-26 Richard Henderson <rth@redhat.com>
13333 PR middle-end/60908
13334 * trans-mem.c (tm_region_init): Mark entry block as visited.
13336 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13339 * diagnostic-show-locus.c (layout::print_source_line): Replace
13340 call to pp_newline with call to layout::print_newline.
13341 (layout::print_annotation_line): Likewise.
13342 (layout::move_to_column): Likewise.
13343 (layout::print_any_fixits): After printing any fixits, print a
13344 trailing newline, if necessary.
13345 (layout::print_newline): New method, resetting any colorization
13347 (diagnostic_show_locus): Move the pp_newline to before the
13348 early bailout. Remove dummy block enclosing the layout instance.
13349 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13350 of pp_newline_and_flush with pp_flush.
13351 (diagnostic_append_note): Delete use of pp_newline.
13352 (diagnostic_append_note_at_rich_loc): Delete.
13353 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13354 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13355 when newline characters are added to the buffer.
13357 2016-01-26 Michael Matz <matz@suse.de>
13359 * configure.ac (ac_cv_std_swap_in_utility): New test.
13360 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13361 * configure: Regenerate.
13362 * config.in: Regenerate.
13364 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13366 * config/arc/arc.md (cstoresi4): Force operand into register.
13367 (arcset<code>): Fix predicate.
13368 (arcsetltu): Likewise.
13369 (arcsetgeu): Likewise.
13370 (arcsethi): Likewise.
13371 (arcsetls): Likewise.
13373 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13375 PR tree-optimization/69483
13376 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13377 if base has error_mark_node type.
13379 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13382 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13383 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13385 (vget_lane_f16): Handle big-endian.
13386 (vgetq_lane_f16): Likewise.
13387 (vset_lane_f16): Likewise.
13388 (vsetq_lane_f16): Likewise.
13389 * config/arm/iterators.md (VQXMOV): Add V8HF.
13390 (VDQ): Add V4HF and V8HF.
13391 (V_reg): Handle V4HF and V8HF.
13392 (Is_float_mode): Likewise.
13393 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13394 neon_vdup_nv8hf): New patterns.
13395 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13396 Use VD_LANE iterator.
13397 (neon_vld1_dup<mode>): Use VQ2 iterator.
13399 2016-01-26 Nathan Sidwell <nathan@acm.org>
13401 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13402 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13403 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13404 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13405 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13406 (oacc_validate_dims): Add LEVEL arg, don't return level.
13407 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13408 oacc_validate_dims.
13409 (execute_oacc_device_lower): Adjust, add more dump output.
13410 * tree-ssa-loop.c (gate_oacc_kernels): Use
13411 oacc_fn_attrib_kernels_p.
13412 * tree-parloops.c (create_parallel_loop): Adjust
13413 set_oacc_fn_attrib call.
13415 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13418 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13419 (append_compiler_options): Handle -fcilkplus.
13420 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13422 2016-01-26 Nick Clifton <nickc@redhat.com>
13425 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13426 been marked as DECL_ONE_ONLY but we do not the means to make it
13427 so, then do not allow it to bind locally.
13429 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13432 * opts.h (parse_sanitizer_options): New prototype.
13433 * opts.c (sanitizer_opts): New array.
13434 (parse_sanitizer_options): New function.
13435 (common_handle_option): Use parse_sanitizer_options.
13437 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13440 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13441 alignment adjustment to ...
13442 (ix86_update_stack_boundary): Here. Don't over-align stack for
13444 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13445 if __tls_get_addr is called.
13447 2016-01-26 Christian Bruel <christian.bruel@st.com>
13449 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13451 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13453 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13455 2016-01-26 Richard Biener <rguenther@suse.de>
13457 PR middle-end/69467
13458 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13460 2016-01-26 Richard Biener <rguenther@suse.de>
13462 PR tree-optimization/69452
13463 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13464 (move_computations_dom_walker::before_dom_children): Rename
13466 (move_computations_worker): This.
13467 (move_computations): Perform an RPO rather than a DOM walk.
13469 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13472 * combine.c (combine_instructions): For REG_EQUAL note with
13473 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13474 to the underlying register.
13475 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13476 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13478 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13481 * config/aarch64/aarch64-builtins.c
13482 (aarch64_init_simd_builtin_types): Do not set structural
13483 equality to __Poly{8,16,64,128}_t types.
13485 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13487 PR tree-optimization/69400
13488 * wide-int.cc (wi_pack): Take the precision as argument and
13489 perform canonicalization here rather than in the callers.
13490 Use the main loop to handle all full-width HWIs. Add a
13491 zero HWI if in_len isn't a full result.
13492 (wi::divmod_internal): Update accordingly.
13493 (wi::mul_internal): Likewise. Simplify.
13495 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13496 Sebastian Pop <s.pop@samsung.com>
13498 * graphite-poly.c (apply_poly_transforms): Simplify.
13499 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13500 (print_isl_map): Same.
13501 (print_isl_union_map): Same.
13502 (print_isl_schedule): New.
13503 (debug_isl_schedule): New.
13504 * graphite-dependences.c (scop_get_reads): Do not call
13505 isl_union_map_add_map that is undocumented isl functionality.
13506 (scop_get_must_writes): Same.
13507 (scop_get_may_writes): Same.
13508 (scop_get_original_schedule): Remove.
13509 (scop_get_dependences): Do not call isl_union_map_compute_flow that
13510 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
13511 (compute_deps): Remove.
13512 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
13513 (debug_schedule_ast): New.
13514 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
13515 set_separate_option.
13516 (graphite_regenerate_ast_isl): Add dump.
13517 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
13518 from scop->transformed_schedule.
13519 (graphite_regenerate_ast_isl): Add more dump.
13520 * graphite-optimize-isl.c (optimize_isl): Set
13521 scop->transformed_schedule. Check whether schedules are equal.
13522 (apply_poly_transforms): Move here.
13523 * graphite-poly.c (apply_poly_transforms): ... from here.
13524 (free_poly_bb): Static.
13525 (free_scop): Static.
13526 (pbb_number_of_iterations_at_time): Remove.
13527 (print_isl_ast): New.
13528 (debug_isl_ast): New.
13529 (debug_scop_pbb): New.
13530 * graphite-scop-detection.c (print_edge): Move.
13531 (print_sese): Move.
13532 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
13533 (build_scop_scattering): Remove.
13534 (create_pw_aff_from_tree): Assert instead of bailing out.
13535 (add_condition_to_pbb): Remove unused code, do not fail.
13536 (add_conditions_to_domain): Same.
13537 (add_conditions_to_constraints): Remove.
13538 (build_scop_context): New.
13539 (add_iter_domain_dimension): New.
13540 (build_iteration_domains): Initialize pbb->iterators.
13541 Call add_conditions_to_domain.
13544 (index_outermost_in_loop): New.
13545 (index_pbb_in_loop): New.
13546 (outermost_pbb_in): New.
13547 (add_in_sequence): New.
13548 (add_outer_projection): New.
13549 (outer_projection_mupa): New.
13550 (add_loop_schedule): New.
13551 (build_schedule_pbb): New.
13552 (build_schedule_loop): New.
13553 (embed_in_surrounding_loops): New.
13554 (build_schedule_loop_nest): New.
13555 (build_original_schedule): New.
13556 (build_poly_scop): Call build_original_schedule.
13557 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
13558 (free_poly_dr): Remove.
13559 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
13560 (free_poly_bb): Remove.
13561 (debug_loop_vec): Remove.
13562 (print_isl_ast): Declare.
13563 (debug_isl_ast): Declare.
13564 (scop_do_interchange): Remove.
13565 (scop_do_strip_mine): Remove.
13566 (scop_do_block): Remove.
13567 (flatten_all_loops): Remove.
13568 (optimize_isl): Remove.
13569 (pbb_number_of_iterations_at_time): Remove.
13570 (debug_scop_pbb): Declare.
13571 (print_schedule_ast): Declare.
13572 (debug_schedule_ast): Declare.
13573 (struct scop): Remove schedule. Add original_schedule,
13574 transformed_schedule.
13575 (free_gimple_poly_bb): Remove.
13576 (print_generated_program): Remove.
13577 (debug_generated_program): Remove.
13578 (unify_scattering_dimensions): Remove.
13579 * sese.c (print_edge): ... here.
13580 (print_sese): ... here.
13581 (debug_edge): ... here.
13582 (debug_sese): ... here.
13583 * sese.h (print_edge): Declare.
13584 (print_sese): Declare.
13585 (dump_edge): Declare.
13586 (dump_sese): Declare.
13588 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13589 Sebastian Pop <s.pop@samsung.com>
13591 * Makefile.in: Set ISLVER in site.exp.
13593 2016-01-25 Jakub Jelinek <jakub@redhat.com>
13595 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
13596 DECL_VALUE_EXPR of new_var even for the non-array case. Look
13597 through DECL_VALUE_EXPR for expansion.
13599 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13601 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
13602 the frame info after reload completed.
13604 2016-01-25 Jeff Law <law@redhat.com>
13606 PR tree-optimization/69196
13607 PR tree-optimization/68398
13608 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
13609 tree-ssa-threadupdate.c.
13610 (determine_bb_domination_status): Prototype
13611 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
13612 (determine_bb_domination_status): No longer static.
13613 (valid_jump_thread_path): Remove code to detect characteristics
13614 of the jump thread path not associated with correctness.
13615 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
13616 Correct test for thread path length. Count PHIs for real operands as
13617 statements that need to be copied. Do not count ASSERT_EXPRs.
13618 Look at all the blocks in the thread path. Compute and selectively
13619 filter thread paths based on threading through the latch, threading
13620 a multiway branch or crossing a multiway branch.
13622 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13624 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
13625 decl with __attribute__ ((unused)) annotation.
13627 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
13630 * tree-vect-stmts.c (vectorizable_condition): Check vectype
13631 of operands is compatible with a statement vectype.
13633 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
13635 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
13636 improve wording for mixed storage order support.
13638 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
13640 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
13641 (vcvt_u64_f64): Likewise.
13642 (vcvta_s64_f64): Likewise.
13643 (vcvta_u64_f64): Likewise.
13644 (vcvtm_s64_f64): Likewise.
13645 (vcvtm_u64_f64): Likewise.
13646 (vcvtn_s64_f64): Likewise.
13647 (vcvtn_u64_f64): Likewise.
13648 (vcvtp_s64_f64): Likewise.
13649 (vcvtp_u64_f64): Likewise.
13651 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
13653 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
13654 (arc_init): Check validity mll64 option.
13655 (arc_save_restore): Use double load/store instruction.
13656 (arc_expand_movmem): Likewise.
13657 (arc_split_move): Don't split if we have double load/store
13658 instructions. Returns a boolean.
13659 (arc_process_double_reg_moves): Change function to return boolean
13660 instead of a sequence of instructions.
13661 (arc_dwarf_register_span): New function.
13662 * config/arc/arc-protos.h (arc_split_move): Change prototype.
13663 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
13664 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
13665 (*movdf_insn): Likewise.
13666 * config/arc/arc.opt (mll64): New option.
13667 * config/arc/predicates.md (even_register_operand): New predicate.
13668 * doc/invoke.texi (ARC Options): Add mll64 documentation.
13670 2016-01-25 Richard Biener <rguenther@suse.de>
13673 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
13674 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
13676 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
13678 2016-01-25 Richard Biener <rguenther@suse.de>
13680 PR tree-optimization/69376
13681 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
13683 (VN_INFO_ANTI_RANGE_P): New inline.
13684 (VN_INFO_RANGE_TYPE): Likewise.
13685 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
13686 SSA_NAME_ANTI_RANGE_P.
13687 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
13688 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13689 Properly query VN_INFO_RANGE_TYPE.
13691 2016-01-25 Nick Clifton <nickc@redhat.com>
13694 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
13696 2016-01-23 Tom de Vries <tom@codesourcery.com>
13698 PR tree-optimization/69426
13699 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
13702 2016-01-23 Jakub Jelinek <jakub@redhat.com>
13704 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
13705 "the the" with "the" in the comments.
13706 * ipa-devirt.c (build_type_inheritance_graph,
13707 update_type_inheritance_graph): Likewise.
13708 * tree.c (build_function_type_list_1): Likewise.
13709 * cfgloopmanip.c (scale_loop_profile): Likewise.
13710 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
13711 * gimple-ssa-split-paths.c
13712 (find_block_to_duplicate_for_splitting_paths): Likewise.
13713 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
13714 * expr.c (convert_move): Likewise.
13715 * var-tracking.c (vt_stack_adjustments): Likewise.
13716 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13717 * tree-vrp.c (test_for_singularity): Likewise.
13719 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
13720 directly instead of building a temporary tree.
13723 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
13724 remove <algorithm> include.
13726 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13729 * config/i386/i386.c: Include dojump.h.
13730 (expand_small_movmem_or_setmem,
13731 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
13733 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
13734 if dynamic_check != -1.
13736 2016-01-21 Jeff Law <law@redhat.com>
13738 PR middle-end/69347
13739 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
13740 record_temporary_equivalences. Rewritten to avoid unnecessary calls
13741 into dominated_by_p.
13742 (cprop_into_successor_phis): Avoid unnecessary tests.
13744 2016-01-22 Richard Henderson <rth@redhat.com>
13747 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
13748 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
13750 2016-01-22 Michael Matz <matz@suse.de>
13752 * system.h (string, algorithm): Include only conditionally.
13753 (new): Include always under C++.
13754 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
13755 * final.c (toplevel): Ditto.
13756 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
13757 * genconditions.c (write_header): Make gencondmd.c define
13759 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
13761 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
13762 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
13764 2016-01-22 Christian Bruel <christian.bruel@st.com>
13767 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
13769 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13772 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
13773 define_insn_and_split. Ensure operands[1] and operands[0] do not
13774 get assigned the same register.
13776 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13778 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
13780 2016-01-22 Christian Bruel <christian.bruel@st.com>
13782 * config/arm/arm-c.c (arm_pragma_target_parse):
13783 Remove warn_builtin_macro_redefined overwrite.
13785 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13787 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
13788 flag_non_call_exceptions compatibility.
13790 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13793 * dwarf2out.c (add_child_die_after): New function.
13794 (dwarf_qual_info_t): New type.
13795 (dwarf_qual_info): New variable.
13796 (qualified_die_p): New function.
13797 (modified_type_die): For -fdebug-types-section, ensure
13798 canonical order of qualifiers. Put qualified DIEs adjacent
13799 to the corresponding non-qualified type DIE and search there
13800 for existing qualified DIEs.
13802 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13804 * doc/extend.texi (scalar_storage_order type attribute): Document
13805 restriction on type punning and aliasing, and remove future tense.
13807 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
13810 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
13813 2016-01-21 Jeff Law <law@redhat.com>
13815 PR middle-end/69347
13816 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
13817 useless call to record_temporary_equivalences.
13818 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
13819 allocate 10 slots in the bb_path vector and let it grow as needed.
13820 (fsm_find_control_statement_thread_paths): Similarly for the next_path
13823 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13825 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
13827 * configure: Regenerate.
13829 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
13831 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
13832 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
13834 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
13836 PR middle-end/66178
13837 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
13838 drop EXPAND_INITIALIZER.
13839 * rtl.h (contains_symbolic_reference_p): Declare.
13840 * rtlanal.c (contains_symbolic_reference_p): New function.
13841 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
13842 a subtraction into a NOT if symbolic constants are involved.
13844 2016-01-21 Anton Blanchard <anton@samba.org>
13845 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13848 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
13850 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
13853 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13855 * config/microblaze/microblaze.c
13856 (get_branch_target): New.
13857 (insert_wic_for_ilb_runout): New.
13859 (microblaze_machine_dependent_reorg): New.
13860 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
13861 * config/microblaze/microblaze.md
13862 (UNSPEC_IPREFETCH): Define.
13863 (iprefetch): New pattern
13864 * config/microblaze/microblaze.opt
13865 (mxl-prefetch): New flag.
13867 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13869 * config/microblaze/microblaze.h
13870 (FIXED_REGISTERS): Update in macro.
13871 (CALL_USED_REGISTERS): Update in macro.
13873 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
13875 PR rtl-optimization/68920
13876 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
13879 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
13881 PR rtl-optimization/68990
13882 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
13883 pseudo instead of inheritance ones.
13885 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13886 Nick Clifton <nickc@redhat.com>
13890 * config/mips/mips.c (mips_compute_frame_info): Initialise
13891 args_size and hard_frame_pointer_offset fields of the frame
13892 structure before calling mips_global_pointer.
13894 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13896 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
13898 * configure: Regenerate.
13900 2016-01-21 Richard Biener <rguenther@suse.de>
13902 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
13904 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13906 * config/s390/s390.c (s390_asm_declare_function_size): Add code
13907 to actually emit the .size directive.
13909 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
13910 Jakub Jelinek <jakub@redhat.com>
13914 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
13915 args array size by one to avoid buffer overflow.
13917 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13919 * config/s390/s390.md (pool_section_start): Use switch_to_section
13920 to select proper read-only data section instead of hardcoding
13922 (pool_section_end): Use switch_to_section to match the above.
13924 2016-01-21 Richard Biener <rguenther@suse.de>
13926 PR tree-optimization/69378
13927 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
13928 (set_ssa_val_to): Use it for dominance checks taking into
13929 account not executable edges.
13931 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13934 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
13935 for bitsize instead of GET_MODE_PRECISION (mode).
13937 2016-01-20 Martin Sebor <msebor@redhat.com>
13940 * extend.texi (__sync Builtins): Clarify the semantics of
13941 __sync_fetch_and_OP built-ins on pointers.
13942 (__atomic Builtins): Same.
13944 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13945 Sebastian Pop <s.pop@samsung.com>
13947 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
13948 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
13949 (is_valid_rename): Same.
13950 (translate_isl_ast_to_gimple::get_rename): Same.
13951 (translate_isl_ast_to_gimple::rename_all_uses): Same.
13952 (translate_isl_ast_to_gimple::rename_uses): Same.
13953 (get_new_name): Check for close_phi nodes.
13954 (copy_loop_phi_args): Use phi_node_kind.
13955 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
13956 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
13958 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13959 Sebastian Pop <s.pop@samsung.com>
13961 Revert commit r229783.
13962 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
13963 Remove use of parameter_rename_map.
13964 (copy_def): Remove.
13965 (copy_internal_parameters): Remove.
13966 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
13967 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
13968 (free_sese_info): Do not free parameter_rename_map.
13969 (set_rename): Do not use parameter_rename_map.
13970 (rename_uses): Update call to set_rename.
13971 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
13972 * sese.h (parameter_rename_map_t): Remove.
13973 (struct sese_info_t): Remove field parameter_rename_map.
13975 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13976 Sebastian Pop <s.pop@samsung.com>
13978 * graphite-isl-ast-to-gimple.c: Fix comment.
13979 * graphite-scop-detection.c (defined_in_loop_p): New.
13980 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
13981 names defined in loop.
13983 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13984 Sebastian Pop <s.pop@samsung.com>
13986 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
13987 Discard unstructured if-then-else regions.
13989 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13990 Sebastian Pop <s.pop@samsung.com>
13992 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
13993 (cleanup_loop_iter_dom): Remove.
13994 (build_loop_iteration_domains): Remove.
13995 (build_scop_context): Remove.
13996 (build_scop_iteration_domain): Remove.
13997 (add_loop_constraints): New.
13998 (build_iteration_domains): New.
13999 (build_poly_scop): Call build_iteration_domains.
14001 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14002 Sebastian Pop <s.pop@samsung.com>
14004 * graphite-scop-detection.c
14005 (scop_detection::harmful_loop_in_region): Free dom and loops.
14006 (scop_detection::loop_body_is_valid_scop): Free bbs.
14008 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14009 Sebastian Pop <s.pop@samsung.com>
14011 * graphite-scop-detection.c (record_loop_in_sese): New.
14012 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14013 (build_scops): Remove call to build_sese_loop_nests.
14014 * sese.c (sese_record_loop): Remove.
14015 (build_sese_loop_nests): Remove.
14016 (new_sese_info): Remove region->loops.
14017 (free_sese_info): Same.
14018 * sese.h (sese_contains_loop): Same.
14019 (build_sese_loop_nests): Remove.
14020 (sese_contains_loop): Remove.
14022 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14023 Sebastian Pop <s.pop@samsung.com>
14025 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14026 loop_is_valid_in_scop.
14027 (scop_detection::harmful_stmt_in_region): Renamed
14028 harmful_loop_in_region.
14029 Call loop_is_valid_in_scop.
14031 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14032 Sebastian Pop <s.pop@samsung.com>
14034 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14037 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14038 Sebastian Pop <s.pop@samsung.com>
14040 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14041 * graphite.h (struct poly_bb): Remove field is_reduction.
14042 (PBB_IS_REDUCTION): Remove.
14044 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14045 Sebastian Pop <s.pop@samsung.com>
14047 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14048 (add_pdr_constraints): Same.
14049 (scop_get_reads): Same.
14050 (scop_get_must_writes): Same.
14051 (scop_get_may_writes): Same.
14052 (scop_get_original_schedule): Same.
14053 (extend_schedule): Same.
14054 (apply_schedule_on_deps): Same.
14055 (carries_deps): Same.
14056 (compute_deps): Same.
14057 (scop_get_dependences): Same.
14058 * graphite-isl-ast-to-gimple.c
14059 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14060 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14061 (get_schedule_for_band_list): Same.
14062 (get_schedule_map): Same.
14063 (apply_schedule_map_to_scop): Same.
14064 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14065 (build_loop_iteration_domains): Same.
14066 (add_condition_to_pbb): Same.
14067 (add_param_constraints): Same.
14068 (pdr_add_memory_accesses): Same.
14069 (pdr_add_data_dimensions): Same.
14071 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14073 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14076 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14078 * common.opt (feliminate-dwarf2-dups): Replace references to
14079 "DWARF 2" with just "DWARF".
14080 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14081 * doc/extend.texi: Likewise.
14082 * doc/cpp.texi: Likewise.
14083 * doc/invoke.texi: Likewise.
14084 (Option Summary): Add -gdwarf to list of Debugging Options.
14085 (Debugging Options): Document -gdwarf.
14086 * doc/contrib.texi: Spell "DWARF" like that.
14088 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14090 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14091 warning. Fix up formatting.
14093 PR middle-end/67653
14094 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14095 attempt to mark memory input operand addressable and
14096 call prepare_gimple_addressable in that case. Don't adjust
14097 input_location for diagnostics, use error_at instead.
14099 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14101 * config/rs6000/ppc-auxv.h: New file.
14102 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14103 (cpu_is): Likewise.
14104 (cpu_supports): Likewise.
14105 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14106 (cpu_is_info): New variable.
14107 (cpu_supports_info): Likewise.
14108 (tcb_verification_symbol): Likewise.
14109 (cpu_builtin_p): Likewise.
14110 (cpu_expand_builtin): New function.
14111 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14112 (rs6000_init_builtins): Likewise.
14113 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14114 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14115 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14116 * configure: Regenerate.
14117 * config.in: Likewise.
14118 * doc/extend.texi (PowerPC Built-in Functions): Document
14119 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14121 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14124 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14126 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14129 2016-01-20 Richard Henderson <rth@redhat.com>
14135 * tree.c (tm_define_builtin): New.
14136 (find_tm_vector_type): New.
14137 (build_tm_vector_builtins): New.
14138 (build_common_builtin_nodes): Call it.
14140 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14142 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14143 (arm_fp_ok): Likewise.
14144 (arm_fp): Likewise.
14145 (arm_crypto): Likewise.
14147 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14148 Richard Biener <rguenther@suse.de>
14150 PR tree-optimization/69328
14151 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14152 vectors have same number of elements.
14153 (vectorizable_condition): Fix masked version recognition.
14155 2016-01-20 Richard Biener <rguenther@suse.de>
14157 PR tree-optimization/69345
14158 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14159 (VN_INFO_PTR_INFO): Likewise.
14160 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14161 info when it is equal between non-dominating SSA names.
14162 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14163 Make sure to look at original SSA infos.
14165 2016-01-20 Jeff Law <law@redhat.com>
14168 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14170 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14171 (pc_or_label_operand): New predicate.
14172 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14173 tests for small integers that are 2^n - 1.
14175 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14177 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14179 2016-01-19 Jeff Law <law@redhat.com>
14181 PR middle-end/69347
14182 * tree-ssa-threadbackwards.c
14183 (fsm_find_control_statement_thread_paths): Do not try to lookup
14184 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14186 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14188 * doc/lto.texi: Remove text that says only Gold has linker plugin
14191 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14193 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14194 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14195 the DIE accordingly.
14196 (modified_type_die): Add REVERSE parameter and pass it recursively,
14197 as well as to base_type_die. Adjust presence check accordingly.
14198 (base_type_for_mode): Adjust call to modified_type_die.
14199 (add_type_attribute): Add REVERSE parameter and pass it to
14201 (generic_parameter_die): Adjust call to add_type_attribute.
14202 (add_scalar_info): Likewise.
14203 (add_subscript_info): Likewise.
14204 (gen_array_type_die): Likewise.
14205 (gen_descr_array_type_die): Likewise.
14206 (gen_entry_point_die): Likewise.
14207 (gen_enumeration_type_die): Likewise.
14208 (gen_formal_parameter_die): Likewise.
14209 (gen_subprogram_die): Likewise.
14210 (gen_variable_die ): Likewise.
14211 (gen_const_die): Likewise.
14212 (gen_field_die): Likewise.
14213 (gen_pointer_type_die): Likewise.
14214 (gen_reference_type_die): Likewise.
14215 (gen_ptr_to_mbr_type_die): Likewise.
14216 (gen_inheritance_die): Likewise.
14217 (gen_subroutine_type_die): Likewise.
14218 (gen_typedef_die): Likewise.
14219 (force_type_die): Adjust call to modified_type_die.
14221 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14223 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14224 flow throughout the file. Fix broken link to Objective-C 2.0
14226 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14229 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14231 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14233 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14236 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14237 (maybe_record_node): Record cxa_pure_virtual as the only possible
14238 target if there are not ohter candidates.
14239 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14241 2016-01-19 Richard Biener <rguenther@suse.de>
14243 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14244 (get_memory_order): Likewise.
14246 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14248 * tree-vect-stmts.c (vectorizable_store): Check
14251 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14254 * gcc.c (driver::decode_argv): Add call to
14255 init_opts_obstack before init_options_struct.
14256 * opts.c (init_opts_obstack): Remove idempotency.
14257 (init_options_struct): Replace call to init_opts_obstack
14258 with a gcc_assert to verify that it has already been called.
14259 * toplev.c (toplev::main): Add call to init_opts_obstack before
14260 calls to init_options_struct.
14261 (toplev::finalize): Move cleanup of opts_obstack next to
14262 cleanup of save_decoded_options, clearing the latter, and
14263 save_decoded_options_count.
14265 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14268 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14269 attribute to unconditional. Remove %? from output template.
14271 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14272 Jiong Wang <jiong.wang@arm.com>
14274 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14275 generated from different expand order.
14277 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14279 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14280 Add support for CCMP costing.
14282 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14284 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14285 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14286 (fccmpe<mode>): Likewise.
14287 (fcmp): Rename to fcmp and globalize pattern.
14289 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14290 (aarch64_gen_ccmp_next): Add FP support.
14292 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14294 * target.def (gen_ccmp_first): Update documentation.
14295 (gen_ccmp_next): Likewise.
14296 * doc/tm.texi (gen_ccmp_first): Update documentation.
14297 (gen_ccmp_next): Likewise.
14298 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14299 expand_ccmp_expr_1. Improve comments.
14300 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14301 (ccmp_ior<mode>): Remove pattern.
14302 (cmp<mode>): Remove expand.
14303 (cmp): Globalize pattern.
14304 (cstorecc4): Use cc_register.
14305 (mov<mode>cc): Remove ccmp_cc_register check.
14306 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14307 Simplify after removal of CC_DNE/* modes.
14308 (aarch64_ccmp_mode_to_code): Remove.
14309 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14310 In 'k' case use integer as condition.
14311 (aarch64_nzcv_codes): Remove inverted cases.
14312 (aarch64_code_to_ccmode): Remove.
14313 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14314 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14315 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14316 pattern. Return the comparison with CC register. Invert conditions
14317 when bitcode is OR.
14318 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14319 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14321 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14323 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14324 instrumented_version.
14326 2016-01-19 Richard Biener <rguenther@suse.de>
14328 PR tree-optimization/69336
14329 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14330 handled components with get_ref_base_and_extent.
14331 (equal_mem_array_ref_p): Adjust.
14333 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14336 * shrink-wrap.c: Include valtrack.h.
14337 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14338 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14339 in between insn and where it will be moved to. Call
14340 dead_debug_insert_temp.
14341 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14342 first and dead_debug_local_finish at the end.
14343 For uses and defs bitmap, handle all regs in between REGNO and
14344 END_REGNO, not just the first one.
14346 2016-01-19 Richard Biener <rguenther@suse.de>
14348 PR tree-optimization/69352
14349 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14350 (equal_mem_array_ref_p): Constrain size and max size properly.
14351 Compare the reverse flag.
14353 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14355 * ira.c (ira): Update regstat data if we deleted insns.
14357 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14359 PR rtl-optimization/68955
14360 PR rtl-optimization/64557
14361 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14362 here. Fix up formatting.
14363 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14365 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14368 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14369 assume that the node has body.
14370 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14373 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14375 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14378 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14380 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14381 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14383 2016-01-19 Martin Jambor <mjambor@suse.cz>
14384 Martin Liska <mliska@suse.cz>
14385 Michael Matz <matz@suse.de>
14387 * Makefile.in (OBJS): Add new source files.
14388 (GTFILES): Add hsa.c.
14389 * common.opt (disable_hsa): New variable.
14390 (-Whsa): New warning.
14391 * config.in (ENABLE_HSA): New.
14392 * configure.ac: Treat hsa differently from other accelerators.
14393 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14394 $enable_offloading.
14395 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14396 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14397 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14398 --with-hsa-kmt-lib.
14399 * doc/invoke.texi (-Whsa): Document.
14400 (hsa-gen-debug-stores): Likewise.
14401 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14402 to invoke offload compiler for hsa acclerator.
14403 * opts.c (common_handle_option): Determine whether HSA offloading
14404 should be performed.
14405 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14406 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14407 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14408 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14409 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14410 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14411 GF_OMP_FOR_KIND_GRID_LOOP.
14412 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14413 (pp_gimple_stmt_1): Likewise.
14414 * gimple-walk.c (walk_gimple_stmt): Likewise.
14415 * gimple.c (gimple_build_omp_grid_body): New function.
14416 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14417 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14418 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14419 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14420 GF_OMP_TEAMS_GRID_PHONY.
14421 (gimple_statement_omp_single_layout): Updated comments.
14422 (gimple_build_omp_grid_body): New function.
14423 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14424 (gimple_omp_for_grid_phony): New function.
14425 (gimple_omp_for_set_grid_phony): Likewise.
14426 (gimple_omp_parallel_grid_phony): Likewise.
14427 (gimple_omp_parallel_set_grid_phony): Likewise.
14428 (gimple_omp_teams_grid_phony): Likewise.
14429 (gimple_omp_teams_set_grid_phony): Likewise.
14430 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14431 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14432 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14433 (BUILT_IN_GOMP_TARGET): Updated type.
14434 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14435 (adjust_for_condition): New function.
14436 (get_omp_for_step_from_incr): Likewise.
14437 (extract_omp_for_data): Moved parts to adjust_for_condition and
14438 get_omp_for_step_from_incr.
14439 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14440 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14441 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14442 (scan_omp_parallel): Do not create child functions for phony
14444 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14445 (scan_omp_1_op): Checking assert we are not remapping to
14446 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14447 (parallel_needs_hsa_kernel_p): New function.
14448 (expand_parallel_call): Register apprpriate parallel child
14449 functions as HSA kernels.
14450 (grid_launch_attributes_trees): New type.
14451 (grid_attr_trees): New variable.
14452 (grid_create_kernel_launch_attr_types): New function.
14453 (grid_insert_store_range_dim): Likewise.
14454 (grid_get_kernel_launch_attributes): Likewise.
14455 (get_target_argument_identifier_1): Likewise.
14456 (get_target_argument_identifier): Likewise.
14457 (get_target_argument_value): Likewise.
14458 (push_target_argument_according_to_value): Likewise.
14459 (get_target_arguments): Likewise.
14460 (expand_omp_target): Call get_target_arguments instead of looking
14461 up for teams and thread limit.
14462 (grid_expand_omp_for_loop): New function.
14463 (grid_arg_decl_map): New type.
14464 (grid_remap_kernel_arg_accesses): New function.
14465 (grid_expand_target_kernel_body): New function.
14466 (expand_omp): Call it.
14467 (lower_omp_for): Do not emit phony constructs.
14468 (lower_omp_taskreg): Do not emit phony constructs but create for them
14469 a temporary variable receiver_decl.
14470 (lower_omp_taskreg): Do not emit phony constructs.
14471 (lower_omp_teams): Likewise.
14472 (lower_omp_grid_body): New function.
14473 (lower_omp_1): Call it.
14474 (grid_reg_assignment_to_local_var_p): New function.
14475 (grid_seq_only_contains_local_assignments): Likewise.
14476 (grid_find_single_omp_among_assignments_1): Likewise.
14477 (grid_find_single_omp_among_assignments): Likewise.
14478 (grid_find_ungridifiable_statement): Likewise.
14479 (grid_target_follows_gridifiable_pattern): Likewise.
14480 (grid_remap_prebody_decls): Likewise.
14481 (grid_copy_leading_local_assignments): Likewise.
14482 (grid_process_kernel_body_copy): Likewise.
14483 (grid_attempt_target_gridification): Likewise.
14484 (grid_gridify_all_targets_stmt): Likewise.
14485 (grid_gridify_all_targets): Likewise.
14486 (execute_lower_omp): Call grid_gridify_all_targets.
14487 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14488 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14489 (tree_omp_clause): Added union field dimension.
14490 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14491 * tree.c (omp_clause_num_ops): Added number of arguments of
14492 OMP_CLAUSE__GRIDDIM_.
14493 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14494 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14495 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14496 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14497 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14498 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14499 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14500 * tree-pass.h (make_pass_gen_hsail): Declare.
14501 (make_pass_ipa_hsa): Likewise.
14502 * ipa-hsa.c: New file.
14503 * lto-section-in.c (lto_section_name): Add hsa section name.
14504 * lto-streamer.h (lto_section_type): Add hsa section.
14505 * timevar.def (TV_IPA_HSA): New.
14506 * hsa-brig-format.h: New file.
14507 * hsa-brig.c: New file.
14508 * hsa-dump.c: Likewise.
14509 * hsa-gen.c: Likewise.
14512 * toplev.c (compile_file): Call hsa_output_brig.
14513 * hsa-regalloc.c: New file.
14515 2016-01-18 Jeff Law <law@redhat.com>
14517 PR tree-optimization/69320
14518 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
14519 ranged object, do nothing if the RHS constant is not [0..1].
14520 (optimize_stmt): Comparing a boolean ranged object against a
14521 constant outside [0..1] results in a compile-time constant.
14523 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
14526 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
14528 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14529 (Option Summary): Update to reflect new section and moved options.
14530 (C++ Dialect Options): Move -fstats to new section.
14531 (Debugging Options): Move all dump, statistics, and other GCC
14532 developer options to new section. Rewrite section introduction
14533 and re-order remaining options to put the more basic ones first.
14534 (Optimization Options): Move -fira-verbose and -flto-report* to
14536 (Developer Options): New section incorporating moved options.
14537 * doc/cppopts.texi (-dM): Update cross-reference.
14539 2016-01-18 Richard Henderson <rth@redhat.com>
14542 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
14543 operands to pseudo only if CSE is expected. Split long immediate
14544 operands only after reload, and for the stack pointer.
14545 (*add<GPI>3_pluslong): Remove.
14546 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
14547 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
14548 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
14549 (*add<GPI>3 peepholes): New.
14550 (*add<GPI>3 splitters): New.
14551 * config/aarch64/constraints.md (Upl): New.
14552 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
14554 2016-01-18 Richard Biener <rguenther@suse.de>
14556 PR tree-optimization/69297
14557 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
14559 (vect_bb_vectorization_profitable_p): Clear visited flag again.
14561 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14563 PR middle-end/68542
14564 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
14565 of mixind vector and scalar types.
14566 (fold_relational_const): Add handling of vector
14567 comparison with boolean result.
14568 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
14569 comparison of vector operands with boolean result for EQ/NE only.
14570 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
14571 (verify_gimple_cond): Likewise.
14572 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
14575 2016-01-18 Joseph Myers <joseph@codesourcery.com>
14577 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
14580 2016-01-18 Richard Biener <rguenther@suse.de>
14582 PR middle-end/69308
14583 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
14585 2016-01-18 Tom de Vries <tom@codesourcery.com>
14587 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
14589 2016-01-18 Tom de Vries <tom@codesourcery.com>
14591 * omp-low.c (set_oacc_fn_attrib): Make extern.
14592 * omp-low.h (set_oacc_fn_attrib): Declare.
14593 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
14594 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
14595 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
14596 Add and handle function parameter oacc_kernels_p.
14597 (find_reduc_addr, get_omp_data_i_param): New function.
14598 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
14599 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
14600 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
14601 Calculate dominance info. Skip loops that are not in a kernels region
14602 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
14603 (pass_parallelize_loops::execute): Call parallelize_loops with
14604 oacc_kernels_p argument.
14605 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
14606 New member function.
14607 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
14608 * passes.def: Add argument to pass_parallelize_loops instantation.
14610 2016-01-18 Tom de Vries <tom@codesourcery.com>
14612 * tree-parloops.c (pass_parallelize_loops::execute): Allow
14613 pass_parallelize_loops to be run outside the loop pipeline.
14615 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14617 * tree-scalar-evolution.c (follow_copies_to_constant): New.
14618 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
14620 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14623 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
14624 using get_ref_base_and_extent.
14625 (equal_mem_array_ref_p): New.
14626 (hashable_expr_equal_p): Add call to previous.
14628 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14631 * tree-sra.c (disqualified_constants, constant_decl_p): New.
14632 (sra_initialize): Allocate disqualified_constants.
14633 (sra_deinitialize): Free disqualified_constants.
14634 (disqualify_candidate): Update disqualified_constants when appropriate.
14635 (create_access): Scan for constant-pool entries as we go along.
14636 (scalarizable_type_p): Add check against type_contains_placeholder_p.
14637 (maybe_add_sra_candidate): Allow constant-pool entries.
14638 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
14639 (initialize_constant_pool_replacements): New.
14640 (sra_modify_assign): Avoid mangling assignments created by previous,
14641 and don't generate writes into constant pool.
14642 (sra_modify_function_body): Call initialize_constant_pool_replacements.
14644 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
14646 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
14647 andnot instruction.
14648 (scalar_chain::convert_op): Likewise.
14649 * config/i386/i386.md (*andndi3_doubleword): New.
14651 2016-01-18 Richard Biener <rguenther@suse.de>
14653 PR tree-optimization/69170
14654 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
14655 building a vector from scalar results of a pattern stmt.
14657 2016-01-18 Jakub Jelinek <jakub@redhat.com>
14659 * haifa-sched.c (autopref_multipass_init): Work around
14660 -Wmaybe-uninitialized warning.
14662 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
14664 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
14665 against the constant 0.
14667 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14669 PR tree-optimization/68799
14670 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
14671 look up phi candidates in the statement-candidate map.
14672 (phi_add_costs): Likewise.
14673 (record_phi_increments): Likewise.
14674 (phi_incr_cost): Likewise.
14675 (ncd_with_phi): Likewise.
14676 (all_phi_incrs_profitable): Likewise.
14678 2016-01-17 Jakub Jelinek <jakub@redhat.com>
14680 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
14681 -Wmaybe-uninitialized warning.
14683 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
14685 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14686 (Option Summary): Update to reflect new section and moved options.
14687 (C++ Dialect Options): Move -fvtable-verify and related options.
14688 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
14689 and profiling-related options.
14690 (Optimization Options): Move profile generation options and
14691 -fstack-protector and related options.
14692 (Instrumentation Options): New section incorporating moved options.
14693 (Code Generation Options): Move -finstrument-functions and
14694 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
14696 2016-01-16 Tom de Vries <tom@codesourcery.com>
14698 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
14700 2016-01-16 Tom de Vries <tom@codesourcery.com>
14702 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
14704 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
14706 * hash-table.h (hash_table::empty): Turn into an inline wrapper
14707 that checks whether the table is already empty. Rename the
14708 original implementation to...
14709 (hash_table::empty_slot): ...this new private function.
14711 2016-01-15 David Malcolm <dmalcolm@redhat.com>
14713 PR diagnostic/68899
14714 * diagnostic-show-locus.c (layout::print_source_line): Move x
14715 offset of line until after call to
14716 get_line_width_without_trailing_whitespace.
14718 2016-01-15 Jeff Law <law@redhat.com>
14720 PR tree-optimization/69270
14721 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
14722 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
14723 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
14724 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
14725 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14726 ssa_name_has_boolean_range and constant_boolean_node.
14728 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
14730 PR rtl-optimization/69030
14731 * lra-spills.c (remove_pseudos): Check nrefs and make the function
14733 (spill_pseudos): Delete debug insn for dead pseudo.
14734 (lra_spill): Initiate spill_hard_reg and slots memory separately.
14736 2016-01-15 Jiong Wang <jiong.wang@arm.com>
14738 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
14740 (TYPES_UNOPUS): Likewise.
14741 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
14742 builtin type, from UNOP to UNOPUS.
14743 (lbtruncuv4sf): Likewise.
14744 (lbtruncuv2df): Likewise.
14745 (lrounduv2sf): Likewise.
14746 (lrounduv4sf): Likewise.
14747 (lrounduv2df): Likewise.
14748 (lroundusf): Likewise.
14749 (lroundusf): Likewise.
14750 (lceiluv2sf): Likewise.
14751 (lceiluv4sf): Likewise.
14752 (lceiluv2df): Likewise.
14753 (lceilusf): Likewise.
14754 (lceiludf): Likewise.
14755 (lflooruv2sf): Likewise.
14756 (lflooruv4sf): Likewise.
14757 (lflooruv2df): Likewise.
14758 (lfloorusf): Likewise.
14759 (lfloorudf): Likewise.
14760 (lfrintnuv2sf): Likewise.
14761 (lfrintnuv4sf): Likewise.
14762 (lfrintnuv2df): Likewise.
14763 (lfrintnusf): Likewise.
14764 (lfrintnudf): Likewise.
14765 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
14767 (vcvtq_u32_f32): Likewise.
14768 (vcvtq_u64_f64): Likewise.
14769 (vcvta_u32_f32): Likewise.
14770 (vcvtaq_u32_f32): Likewise.
14771 (vcvtaq_u64_f64): Likewise.
14772 (vcvtm_u32_f32): Likewise.
14773 (vcvtmq_u32_f32): Likewise.
14774 (vcvtmq_u64_f64): Likewise.
14775 (vcvtn_u32_f32): Likwise.
14776 (vcvtnq_u32_f32): Likewise.
14777 (vcvtnq_u64_f64): Likewise.
14778 (vcvtp_u32_f32): Likewise.
14779 (vcvtpq_u32_f32): Likewise.
14780 (vcvtpq_u64_f64): Likewise.
14781 (vcvtmd_u64_f64): Likewise.
14782 (vcvtms_u32_f32): Likewise.
14783 (vcvtad_u64_f64): Likewise.
14784 (vcvtas_u32_f32): Likewise.
14785 (vcvtnd_u64_f64): Likewise.
14786 (vcvtns_u32_f32): Likewise.
14787 (vcvtpd_u64_f64): Likewise.
14788 (vcvtps_u32_f32): Likewise.
14790 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14792 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
14793 CSEL of zero_extended registers.
14795 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14797 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
14798 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
14800 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14802 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
14803 false when argument string is not found in the attributes table
14806 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
14809 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
14810 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
14811 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
14812 precision estimate.
14814 2016-01-15 Richard Biener <rguenther@suse.de>
14816 PR tree-optimization/66856
14817 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
14818 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
14819 (vect_create_new_slp_node): Increment stmt reference count.
14820 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
14821 an SLP tree before swapping operands.
14822 (vect_build_slp_tree): Likewise.
14823 (destroy_bb_vec_info): Free stmt info after SLP instances.
14824 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
14825 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
14826 (STMT_VINFO_NUM_SLP_USES): New macro.
14828 2016-01-15 Richard Biener <rguenther@suse.de>
14831 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
14832 (add_linkage_name): ... here.
14833 (gen_typedef_die): Use add_linkage_name_raw instead of
14834 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
14837 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
14839 * gimplify.c (oacc_default_clause): Decode reference and pointer
14840 types for both kernels and parallel regions.
14842 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
14844 PR middle-end/69246
14845 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
14847 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14849 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
14850 (convert_scalars_to_vector): Likewise.
14852 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
14854 * doc/extend.texi (Type Traits): Fix grammar.
14856 2016-01-15 Martin Jambor <mjambor@suse.cz>
14858 * tree-inline.c (remap_decl): Use existing dclarations if
14859 remapping a type and prevent_decl_creation_for_types.
14860 (replace_locals_stmt): Do an initial remapping of non-VLA typed
14861 decls first. Do real remapping with
14862 prevent_decl_creation_for_types set.
14863 * tree-inline.h (copy_body_data): New field
14864 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
14867 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14869 * config/s390/s390.opt (mmvcle): More verbose help text.
14871 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14873 * config/s390/s390.opt: Add period to -mzvector option text.
14875 2016-01-15 Richard Biener <rguenther@suse.de>
14877 PR tree-optimization/68961
14878 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
14879 of invariants in stores again.
14881 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
14883 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
14885 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14887 * config/i386/i386.c (ix86_expand_branch): Don't split
14888 DI mode xor instruction to SI mode.
14890 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14893 * ipa-icf.c (sem_function::merge): Virtual functions may become
14894 reachable even if they address is not taken and there are no
14897 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14899 * lto-streamer-out.c (subtract_estimated_size): New function.
14900 (get_symbol_initial_value): Use it.
14902 2016-01-15 Christian Bruel <christian.bruel@st.com>
14905 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
14906 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
14907 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
14908 use add_builtin_function_ext_scope instead of add_builtin_function.
14909 (neon_set_p, neon_crypto_set_p): Remove.
14910 (arm_init_builtins): Always call arm_init_neon_builtins and
14911 arm_init_crypto_builtins.
14912 (arm_expand_builtin): Check that builtins are allowed for the arch.
14913 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
14914 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
14915 arm_init_neon_builtins call.
14917 2016-01-15 Richard Biener <rguenther@suse.de>
14919 PR tree-optimization/69117
14920 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
14921 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
14922 of the leader conservatively.
14923 (free_scc_vn): Restore original SSA name infos.
14925 2016-01-14 Jeff Law <law@redhat.com>
14927 PR tree-optimization/69270
14928 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
14929 single bit of precision, verify it's also unsigned.
14930 (record_edge_info): Use constant_boolean_node rather than fold_convert
14931 to convert boolean_true/boolean_false to the right type.
14933 2016-01-14 Richard Henderson <rth@redhat.com>
14936 * loop-doloop.c (record_reg_sets): New.
14937 (doloop_optimize): Reject the transform if the sequence
14938 clobbers registers live at the end of the loop block.
14939 (doloop_optimize_loops): Enable df_live if needed.
14941 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14943 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
14944 * config/rs6000/rs6000.c: Likewise.
14945 * config/rs6000/rs6000.h: Likewise.
14946 * config/rs6000/rs6000.md: Likewise.
14947 * doc/extend.texi: Likewsie.
14949 2016-01-14 Jeff Law <law@redhat.com>
14951 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
14954 2016-01-14 Richard Henderson <rth@redhat.com>
14958 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
14959 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
14960 instead of builtin_decl_declared_p to test for declaration.
14962 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
14964 * doc/loop.texi (Loop Analysis and Representation): Document
14965 loop_depth function.
14967 2016-01-14 Tom de Vries <tom@codesourcery.com>
14969 PR tree-optimization/68773
14970 * omp-low.c (expand_omp_target): Don't set force_output.
14971 * varpool.c (varpool_node::get_create): Same.
14972 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
14973 offload_funcs with force_output.
14975 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14978 * lra-eliminations.c (move_plus_up): Don't change anything if either
14979 the outer or inner subreg mode is not MODE_INT.
14980 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
14981 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
14983 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14985 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
14986 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
14987 reduc_uplus_@var{m}): Remove.
14988 * expr.c (expand_expr_real_2): Remove expansion path for
14989 reduc_[us](min|max|plus) optabs.
14990 * optabs-tree.c (scalar_reduc_to_vector): Remove.
14991 * optabs-tree.h (scalar_reduc_to_vector): Remove.
14992 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
14993 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
14994 * tree-vect-loop.c (vectorizable_reduction): Remove test for
14995 reduc_[us](min|max|plus) optabs.
14997 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14999 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15000 (reduc_plus_scal_v2sf): New.
15001 (reduc_smax_v2sf): Rename to...
15002 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15003 (reduc_smin_v2sf): Rename to...
15004 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15006 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15008 * alias.c (compare_base_symbol_refs): New function.
15009 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15012 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15014 PR middle-end/68146
15015 PR tree-optimization/69155
15016 * tree-complex.c: Include cfganal.h.
15017 (phis_to_revisit): New variable.
15018 (extract_component): Add phiarg_p argument. Assert that returned
15019 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15020 (update_phi_components): Partly rewrite to use loop over real/imag
15021 components instead of code duplication. If extract_component returns
15022 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15023 create_tmp_reg into the PHI node instead, and mention the phi triplet
15024 in phis_to_revisit.
15025 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15026 in phis_to_revisit at the end.
15028 2016-01-14 Richard Biener <rguenther@suse.de>
15030 PR tree-optimization/68060
15031 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15032 outer loop reduction is only used in the inner loop before
15033 detecting a double reduction.
15035 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15038 * combine.c (expand_field_assignment): Punt if compute_mode is
15039 unsupported scalar mode.
15041 2016-01-14 Richard Biener <rguenther@suse.de>
15043 PR tree-optimization/66856
15044 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15045 SLP node only if it built successfully.
15046 (vect_analyze_slp_instance): Adjust.
15048 2016-01-14 Jeff Law <law@redhat.com>
15050 PR tree-optimization/69270
15051 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15052 (record_edge_info): Use it. Convert boolean_{true,false}_node
15053 to the type of op0.
15055 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15058 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15059 use block_ultimate_origin
15060 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15062 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15064 * doc/invoke.texi (Submodel Options): Rename section to
15065 "Machine-Dependent Options" to better reflect its content.
15066 Rewrite introductory text to remove archaic CPU names.
15069 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15071 * doc/invoke.texi (Code Gen Options): Move section up in file,
15072 before target-specific options. Update menu and option summary
15073 to reflect the new section ordering.
15075 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15077 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15078 (C++ Dialect Options): Add cross-reference to -std option.
15079 * doc/standards.texi (C++ Language): Document C++14 support.
15081 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15083 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15084 for pack/unpack functions for __ibm128.
15085 (PACK_IF): Likewise.
15086 (UNPACK_IF): Likewise.
15088 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15089 support for __ibm128 pack/unpack functions.
15090 (rs6000_invalid_builtin): Likewise.
15091 (rs6000_init_builtins): Likewise.
15092 (rs6000_opt_masks): Likewise.
15094 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15095 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15097 (RS6000_BTM_COMMON): Likewise.
15099 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15100 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15101 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15102 128-bit floating point. Add support for the double values to be
15103 in Altivec registers for TF/IF packing and unpacking, but restrict
15104 TD packing sub-fields to be FPR registers. Don't allow overlapped
15105 register support for packing. Allow pack inputs to be memory
15106 locations. Don't build generator functions for unpack<mode>_dm
15107 and unpack<mode>_nodm.
15108 (unpack<mode>_dm): Likewise.
15109 (unpack<mode>_nodm): Likewise.
15110 (pack<mode>): Likewise.
15112 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15113 built-in functions to pack/unpack explicit __ibm128 values.
15114 (__builtin_unpack_ibm128): Likewise.
15116 * doc/extend.texi (PowerPC Built-in Functions): Document
15117 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15119 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15122 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15123 Add new arg loc and pass it down as context.
15124 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15125 to the location to use for the warning.
15126 (check_function_arguments): New arg loc. All callers changed. Pass
15127 it to check_function_nonnull.
15128 * c-common.h (check_function_arguments): Adjust declaration.
15130 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15132 PR tree-optimization/69156
15133 * gimple.c (validate_type): Removed.
15134 (gimple_builtin_call_types_compatible_p): Use
15135 useless_type_conversion_p instead of validate_type.
15136 * value-prof.c (gimple_stringop_fixed_value): Fold
15137 icall_size to correct type.
15139 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15141 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15144 2016-01-13 Richard Henderson <rth@redhat.com>
15147 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15148 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15149 (ix86_builtin_tm_store): Remove.
15150 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15151 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15152 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15153 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15154 * doc/tm.texi: Rebuild.
15156 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15157 (BUILT_IN_TM_MEMCPY_RTWN): New.
15158 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15159 fallback from vector to integer helpers.
15160 (build_tm_load): Handle vector types directly, instead of
15162 (build_tm_store): Likewise.
15163 (expand_assign_tm): Prepare for register types not handled by
15164 the above. Copy them to memory and use memcpy.
15165 * tree.c (tm_define_builtin): New.
15166 (find_tm_vector_type): New.
15167 (build_tm_vector_builtins): New.
15168 (build_common_builtin_nodes): Call it.
15170 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15172 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15173 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15175 2016-01-13 Tom de Vries <tom@codesourcery.com>
15177 PR tree-optimization/69169
15178 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15179 handled_struct_type param.
15180 (create_variable_info_for, intra_create_variable_infos): Call
15181 create_variable_info_for_1 with extra arg.
15183 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15185 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15186 and "armv8.1-a+crc" entries.
15188 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15191 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15192 Change first operand predicate from register_or_constm1_operand
15193 to register_operand.
15194 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15195 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15196 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15197 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15198 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15199 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15200 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15201 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15202 comparison with constm1_rtx from vec_prefetch_gen part.
15204 2016-01-13 Richard Biener <rguenther@suse.de>
15206 PR tree-optimization/69013
15207 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15208 Exchange assert for a test.
15210 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15213 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15215 2016-01-13 Richard Biener <rguenther@suse.de>
15217 PR tree-optimization/69242
15218 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15219 assert with a check.
15221 2016-01-13 Richard Biener <rguenther@suse.de>
15223 PR tree-optimization/69186
15224 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15225 Properly guard vect_update_misalignment_for_peel call.
15227 2016-01-12 Jeff Law <law@redhat.com>
15229 PR tree-optimization/pr67755
15230 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15231 "need_profile_correction".
15232 (thread_block_1): Initialize new field to false by default. If we
15233 have multiple thread paths through a common joiner to different
15234 final targets, then set new field to true.
15235 (compute_path_counts): Only do count adjustment when it's really
15238 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15240 * doc/invoke.texi (Spec Files): Move section down in file, past
15241 all command-line option descriptions.
15243 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15245 PR middle-end/54809
15246 * doc/gty.texi: Remove documentation of mark_hook.
15247 * gengtype.c (struct write_types_data): Remove code to support
15248 mark_hook attribute.
15249 (walk_type): Likewise.
15250 (write_func_for_structure): Likewise.
15252 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15254 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15255 Directory Options, and -specs= to Overall Options.
15256 (Overall Options): Adjust similarly. Reorder to group related
15257 options together. Make -specs= cross-reference the spec file details.
15258 (Directory Options): Adjust similarly.
15260 2016-01-12 Jeff Law <law@redhat.com>
15262 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15264 2016-01-12 Olivier Hainque <hainque@adacore.com>
15266 * gcc.c (spec_undefvar_allowed): New global.
15267 (process_command): Set to true when running for --version or --help,
15269 (getenv_spec_function): When the variable is not defined, use the
15270 variable name as the variable value if we're allowed not to issue
15273 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15275 PR tree-optimization/68911
15276 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15277 information computed for expression "init + nit * step".
15279 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15281 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15282 about name of GCC executable. Remove deleted node from menu.
15283 (Directory Options) <-B>: Remove cross-reference to deleted node.
15284 (Target Options): Delete section.
15286 2016-01-12 Christian Bruel <christian.bruel@st.com>
15289 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15290 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15292 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15295 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15296 aligned_mem is properly set for AVX512-VL floating point masked
15300 * ifcvt.c (cond_exec_process_if_block): When removing the last
15301 insn from then_bb, remove also any possible barriers that follow it.
15303 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15307 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15308 (PTRDIFF_TYPE): Likewise.
15309 (WCHAR_TYPE): Likewise.
15310 (WCHAR_TYPE_SIZE): Likewise.
15311 (STDINT_LONG32): Likewise.
15313 2016-01-12 Richard Biener <rguenther@suse.de>
15315 PR tree-optimization/69053
15316 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15317 convert initial value for cond reductions.
15319 2016-01-12 Richard Biener <rguenther@suse.de>
15321 PR tree-optimization/69007
15322 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15323 widen_sum after dot_prod and sad.
15325 2016-01-12 Richard Biener <rguenther@suse.de>
15327 PR tree-optimization/69168
15328 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15329 pattern stmt SLP type.
15330 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15331 end up unused so cope with that case.
15333 2016-01-12 Richard Biener <rguenther@suse.de>
15335 PR tree-optimization/69157
15336 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15337 stmts def type only during analyze phase.
15338 (vectorizable_call): Likewise.
15339 (vectorizable_simd_clone_call): Likewise.
15340 (vectorizable_conversion): Likewise.
15341 (vectorizable_assignment): Likewise.
15342 (vectorizable_shift): Likewise.
15343 (vectorizable_operation): Likewise.
15344 (vectorizable_store): Likewise.
15345 (vectorizable_load): Likewise.
15347 2016-01-12 Richard Biener <rguenther@suse.de>
15349 PR tree-optimization/69174
15350 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15352 (vectorizable_load): Properly compute the number of loads needed
15353 for permuted strided SLP loads and do not spuriously assign
15354 to SLP_TREE_VEC_STMTS.
15356 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15358 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15359 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15360 (MD_EXEC_PREFIX): Remove.
15361 (MD_STARTFILE_PREFIX) Removee.
15362 (FILE_NAME_ABSOLUTE_P): Remove.
15363 (CPP_SPEC): Do not read macros from sys/version.h.
15364 (LINK_COMMAND_SPEC): Remove.
15365 (LOCAL_INCLUDE_DIR): Remove.
15366 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15367 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15368 (POST_LINK_SPEC): Define to invoke stubify after linker
15369 (LIBSTDCXX): Remove define
15370 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15371 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15372 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15373 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15374 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15375 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15376 (i386_djgpp_asm_named_section): Add propotype of new procedure
15378 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15379 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15380 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15381 in config/i386/djgpp.h).
15382 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15383 STANDARD_STARTFILE_PREFIX_1.
15384 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15385 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15386 installation errors.
15387 (MAX_OFILE_ALIGNMENT): Define to 128.
15388 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15390 * config/i386/djgpp.c: New file. Add implementation of
15391 i386_djgpp_asm_named_section.
15393 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15395 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15396 Add rule for building djgpp.o.
15398 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15400 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15401 (rtx_is_swappable_p): Reductions are swappable.
15402 (insn_is_swappable_p): V2DF reductions are swappable.
15404 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15406 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15407 reloads for other unsupported memory operands.
15409 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15410 Jim Wilson <jim.wilson@linaro.org>
15413 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15414 copy_to_mode_reg instead of force_reg.
15416 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15419 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15420 TARGET_80387 is true.
15422 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15425 * lra-eliminations.c (move_plus_up): Only move plus up
15426 if subreg of the constant can be simplified into constant
15427 and use the simplified subreg of the constant instead of
15428 the original constant.
15430 * fold-const.c (fold_convertible_p): Don't return true
15431 for conversion of VECTOR_TYPE to same sized integral type.
15432 (fold_convert_loc): Fix up formatting. Fold conversion of
15433 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15434 instead of NOP_EXPR.
15436 PR tree-optimization/69214
15437 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15438 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15441 PR tree-optimization/69207
15442 * tree-vect-slp.c (vect_get_constant_vectors): For
15443 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15444 fold_convertible_p to vector_type's element type, and always
15445 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15447 2016-01-11 Richard Biener <rguenther@suse.de>
15449 PR tree-optimization/69173
15450 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15451 fixup the cycle if all stmts are in a pattern.
15453 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15455 PR middle-end/68999
15456 * alias.c (base_alias_check): Move check for addresses with
15457 alignment ANDs before the call for compare_base_decls.
15458 (memrefs_conflict_p): Return -1 for different decls
15459 that went through alignment adjustments.
15461 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15463 PR rtl-optimization/68796
15464 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15465 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15466 and QImode comparisons against zero with CC_NZmode.
15467 * config/aarch64/iterators.md (short_mask): New mode_attr.
15469 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15471 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15472 (<avx512>_store<mode>_mask): Likewise.
15474 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15475 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15477 PR rtl-optimization/68841
15478 * ifcvt.c (struct noce_if_info): Add orig_x field.
15479 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15480 Don't record conflicts on to_rename if it's present.
15481 Allow memory destinations in sets.
15482 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15483 blocks, passing orig_x to the checks.
15484 (noce_process_if_block): Set if_info->orig_x appropriately.
15486 2016-01-11 Tom de Vries <tom@codesourcery.com>
15488 PR tree-optimization/69069
15489 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15491 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15493 PR rtl-optimization/68920
15494 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15495 of conditional moves for RTL if-conversion to 1 for
15496 TARGET_ONE_IF_CONV_INSN.
15497 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15498 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15499 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15500 parameter to restirct number of conditional moves for
15502 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
15503 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
15506 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
15509 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
15510 onepart vars. Fix typo in comment. Fix reversed condition in
15512 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
15515 * var-tracking.c (dump_onepart_variable_differences): New.
15516 (dataflow_set_different): If a detailed dump is requested,
15517 delay early returns and dump differences between onepart
15518 variables present before and after, and added variables.
15520 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15523 * expr.c (expand_expr_real_1): For boolean vector constants
15524 with a scalar mode use const_scalar_mask_from_tree.
15525 (const_scalar_mask_from_tree): New.
15526 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
15527 assigned to a mask type to handle constants.
15529 2016-01-11 Martin Jambor <mjambor@suse.cz>
15532 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
15533 useless parameters if we cannot change function signature.
15535 2016-01-11 Martin Jambor <mjambor@suse.cz>
15538 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
15541 2016-01-11 Tom de Vries <tom@codesourcery.com>
15543 PR tree-optimization/69109
15544 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
15547 2016-01-11 Tom de Vries <tom@codesourcery.com>
15549 PR tree-optimization/69108
15550 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
15551 res is not used in a phi.
15553 2016-01-11 Yury Gribov <y.gribov@samsung.com>
15556 * common.opt (frandom-seed): Fix parameter name.
15557 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
15559 2016-01-11 Tom de Vries <tom@codesourcery.com>
15561 PR tree-optimization/69058
15562 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
15565 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
15567 * config/arc/arc.opt (mdiv-rem): Add period to the end.
15568 (mcode-density): Likewise.
15570 2016-01-10 Tom de Vries <tom@codesourcery.com>
15572 PR tree-optimization/69062
15573 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
15574 (parallelize_loops): Don't paralelize loop that has phi with address
15577 2016-01-10 Tom de Vries <tom@codesourcery.com>
15579 PR tree-optimization/69039
15580 * tree-parloops.c (try_create_reduction_list): Only allow single exit
15583 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
15585 PR middle-end/68743
15586 * match.pd: Require target has function_c99_misc before doing
15587 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
15589 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
15591 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
15593 * configure: Regenerate.
15595 2016-01-09 Jakub Jelinek <jakub@redhat.com>
15597 PR middle-end/50865
15598 PR tree-optimization/69097
15599 * fold-const.h (expr_not_equal_to): New prototype.
15600 * fold-const.c: Include stringpool.h and tree-ssanames.h.
15601 (expr_not_equal_to): New function.
15602 * match.pd (X % -Y is the same as X % Y): Don't optimize
15603 unless X is known not to be equal to minimum or Y is known
15604 not to be equal to -1.
15605 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
15606 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
15607 (simplify_stmt_using_ranges): Adjust caller.
15608 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
15609 substitute_and_fold.
15611 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
15613 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
15616 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15618 PR tree-optimization/69167
15619 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
15620 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
15622 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
15624 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15625 Richard Biener <rguenther@suse.de>
15627 PR tree-optimization/68707
15628 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
15629 instances that can be handled via vect_load_lanes.
15631 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
15633 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
15634 if we can't determine address equivalence.
15635 * alias.c (compare_base_decl): Update for changed return value of
15636 symtab_node::equal_address_to.
15638 2016-01-08 Jason Merrill <jason@redhat.com>
15642 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
15643 * expr.c (store_field): Not here.
15644 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
15645 call with TREE_ADDRESSABLE type.
15646 * tree-cfg.c (verify_gimple_call): Adjust.
15648 2016-01-08 Olivier Hainque <hainque@adacore.com>
15650 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
15653 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15655 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
15656 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
15657 (reduc_smin_v2sf): Rename to...
15658 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
15659 (reduc_splus_v2sf): Rename to...
15660 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
15662 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15664 PR tree-optimization/69162
15665 * gimplify.c (gimplify_va_arg_expr): Encode original type of
15666 valist argument in another argument.
15667 (gimplify_modify_expr): Adjust for the above change. Cleanup.
15668 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
15669 to determine the va_list type, build a MEM_REF instead of
15670 build_fold_indirect_ref.
15672 PR tree-optimization/69172
15673 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
15676 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
15678 PR tree-optimization/67781
15679 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
15680 and cmpnop in two steps: first the ones not accessed in original
15681 gimple expression in a endian independent way and then the ones not
15682 accessed in the final result in an endian-specific way.
15684 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15686 PR tree-optimization/69083
15687 * tree-vect-slp.c (vect_get_constant_vectors): For
15688 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
15689 element type. If op is fold_convertible_p to vector_type's element
15690 type, use NOP_EXPR instead of VCE.
15692 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
15694 PR rtl-optimization/67778
15695 PR rtl-optimization/68634
15696 PR rtl-optimization/68909
15697 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
15698 block from the stack until done with it. Remove a superfluous
15699 bitmap set. Remove a superfluous bitmap test.
15701 2016-01-07 Martin Sebor <msebor@redhat.com>
15704 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
15705 constraint on the type of arguments.
15707 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
15709 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
15710 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
15711 unaligned_access on the gcc_options set.
15712 * config/arm/arm.c (arm_option_override_internal): Use
15713 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
15715 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15718 * config/i386/i386.c (ix86_frame_pointer_required): Enable
15719 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
15721 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15724 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15727 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15728 depending on frame_pointer_needed before remaining integer and SSE
15729 registers are saved.
15731 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
15734 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
15736 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
15739 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
15740 Use the "xBm" constraint.
15741 (float<sseintvecmodelower><mode>2<mask_name><round_name):
15743 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
15744 (sse_cvtsi2ssq<round_name>): Likewise.
15745 (sse_cvtss2si<round_name>): Likewise.
15746 (sse_cvtss2siq<round_name>): Likewise.
15747 (sse2_cvtsi2sdq<round_name>): Likewise.
15748 (sse2_cvtsd2si<round_name>): Likewise.
15749 (sse2_cvtsd2siq<round_name>): Likewise.
15750 * config/i386/subst.md (round_nimm_scalar_predicate): New
15753 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
15755 PR middle-end/67639
15756 * varasm.c (make_decl_rtl): Mark invalid register vars as
15759 PR rtl-optimization/66206
15760 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
15761 All callers changed.
15763 2016-01-07 Jakub Jelinek <jakub@redhat.com>
15765 PR tree-optimization/69141
15766 * tree-ssa-pre.c: Include langhooks.h.
15767 (eliminate_dom_walker::before_dom_children): Use
15768 lang_hooks.decl_printable_name instead of
15769 cgraph_node::get ()->name ().
15771 PR middle-end/68960
15772 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
15773 it and DECL_ALIGN too.
15775 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
15777 * config/mips/mips-ftypes.def: Sort to lexicographical order.
15779 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15782 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15783 depending on frame_pointer_needed before remaining integer and SSE
15784 registers are saved.
15786 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15788 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
15789 mode iterator with VSX_M2.
15790 (*p9_vecstore_<mode>): Likewise.
15791 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
15792 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
15793 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
15794 (define_split for VSX_LE128 stores): Likewise.
15795 (define_peephole2 for TImode LE swaps): Likewise.
15796 (define_split for VSX_LE128 post-reload stores): Likewise.
15798 2016-01-06 Marek Polacek <polacek@redhat.com>
15801 * convert.c (convert_to_integer_1): Adjust call to
15802 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
15803 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
15804 EXPR instead of ARG.
15805 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
15807 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15810 * doc/extend.texi (RL78 Variable Attributes): New section.
15812 2016-01-05 Marek Polacek <polacek@redhat.com>
15815 * builtins.c (get_memmodel): Use expansion point location rather than
15816 the input location. Call warning_at rather than warning.
15817 (expand_builtin_atomic_compare_exchange): Likewise.
15818 (expand_builtin_atomic_load): Likewise.
15819 (expand_builtin_atomic_store): Likewise.
15820 (expand_builtin_atomic_clear): Likewise.
15822 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15825 * config/i386/i386.c (ix86_expand_vector_logical_operator):
15826 Replace nonimmediate_operand with vector_operand.
15827 * config/i386/predicates.md (vector_operand): New predicate.
15828 (general_vector_operand): Replace nonimmediate_operand with
15830 * config/i386/sse.md: Replace nonimmediate_operand with
15831 vector_operand and m constraint with Bm constraint on SSE
15832 patterns with 16-byte memory operand.
15833 * config/i386/subst.md (round_nimm_predicate): Replace
15834 nonimmediate_operand with vector_operand.
15835 (round_saeonly_nimm_predicate): Likewise.
15836 (round_saeonly_nimm_scalar_predicate): New.
15838 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15841 * config/i386/constraints.md (Bm): New constraint.
15842 * config/i386/predicates.md (vector_memory_operand): New
15844 * config/i386/sse.md: Replace xm with xBm in plusminus and
15845 any_logic patterns.
15847 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15850 * doc/extend.texi (V850 Function Attributes): New section.
15851 (V850 Variable Attributes): New section.
15853 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15856 * doc/extend.texi (MicroBlaze Function Attributes): Document
15857 interrupt_handler and fast_interrupt attributes.
15859 2016-01-05 Sergei Trofimovich <siarheit@google.com>
15862 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
15863 for local symbolic operands.
15864 * config/ia64/predicates.md (local_symbolic_operand64): New
15867 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15869 PR rtl-optimization/68651
15870 * combine.c (combine_simplify_rtx): Canonicalize x + x into
15873 2016-01-05 Nathan Sidwell <nathan@acm.org>
15875 * alias.c (compare_base_decls): Use symtab_node::get.
15877 2016-01-05 Nick Clifton <nickc@redhat.com>
15880 * ira-costs.c (copy_cost): Initialise the t_icode field of the
15881 secondary_reload_info structure.
15884 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
15885 decls if weak support is available.
15887 2016-01-04 Martin Sebor <msebor@redhat.com>
15889 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
15891 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15893 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15894 OPTION_MASK_P9_DFORM.
15896 * config/rs6000/constraints.md (wo constraint): New constraint for
15899 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
15901 (rs6000_init_hard_regno_mode_ok): Likewise.
15903 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
15906 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
15907 expanders not to have constraints. Add support for ISA 3.0 xxperm
15908 instruction. Add support for fusing xxlor with xxperm.
15909 (altivec_vperm_<mode>_internal): Likewise.
15910 (altivec_vperm_v8hiv16qi): Likewise.
15911 (altivec_vperm_<mode>v16q): Likewise.
15912 (altivec_vperm_<mode>_uns): Likewise.
15913 (vperm_v8hiv4si): Likewise.
15914 (vperm_v16qiv8hi): Likewise.
15916 * doc/md.texi (RS/6000 constraints): Document wo constraint.
15918 2016-01-04 Jakub Jelinek <jakub@redhat.com>
15920 Update copyright years.
15922 * gcc.c (process_command): Update copyright notice dates.
15923 * gcov-dump.c (print_version): Ditto.
15924 * gcov.c (print_version): Ditto.
15925 * gcov-tool.c (print_version): Ditto.
15926 * gengtype.c (create_file): Ditto.
15927 * doc/cpp.texi: Bump @copying's copyright year.
15928 * doc/cppinternals.texi: Ditto.
15929 * doc/gcc.texi: Ditto.
15930 * doc/gccint.texi: Ditto.
15931 * doc/gcov.texi: Ditto.
15932 * doc/install.texi: Ditto.
15933 * doc/invoke.texi: Ditto.
15935 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15937 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
15938 modes larger than TImode as TImode if NEON is not enabled.
15940 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15943 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
15944 mode for %f0-%f31 only if TARGET_FPU.
15946 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15949 * config/sparc/sparc.c (scan_record_type): Take into account subfields
15950 to compute the PACKED_P predicate.
15951 (function_arg_record_value): Minor tweaks.
15953 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15955 * doc/install.texi (--with-multilib-list): Describe the meaning of the
15956 option for arm*-*-* targets.
15958 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
15960 * doc/extend.texi (Common Function Attributes): Move docs for
15961 MSP430-specific attributes to....
15962 (MSP430 Function Attributes): ...here. Delete the redundant
15963 entries and copy-edit the remaining text.
15964 (MSP430 Variable Attributes): Use uniform format for index
15965 entries and add a cross-reference to the corresponding function
15968 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
15970 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
15972 (x86 Options): Likewise.
15974 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15978 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
15979 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
15980 to corresponding attribute.
15982 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15984 * doc/extend.texi (Common Function Attributes) <noplt>: Move
15985 to correct alphabetization of table. Copy-edit and correct
15987 <stack_protect>: Likewise.
15988 <target_clones>: Likewise.
15990 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
15991 Correct punctuation.
15992 (Code Gen Options) <-fno-plt>: Copy-edit.
15994 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
15997 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
15998 SI values. Explicitly convert SI to DI and vice-versa.
16000 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16002 PR tree-optimization/69070
16003 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16004 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16007 * ubsan.c (ubsan_instrument_float_cast): Call
16008 initialize_sanitizer_builtins.
16011 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16013 Copyright (C) 2016 Free Software Foundation, Inc.
16015 Copying and distribution of this file, with or without modification,
16016 are permitted in any medium without royalty provided the copyright
16017 notice and this notice are preserved.