1 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
4 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
5 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
6 space for PIC with non-v32 and the common non-PIC "jump".
8 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
12 returned values and add UN*/LTGT/*ORDERED cases with values matching
13 D operand modifier on vcmp for AVX.
15 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17 * config/aarch64/aarch64.opt
18 (mpc-relative-literal-loads): Rename internal option name.
19 * config/aarch64/aarch64.c
20 (aarch64_nopcrelative_literal_loads): Rename to
21 aarch64_pcrelative_literal_loads.
22 (aarch64_expand_mov_immediate): Likewise.
23 (aarch64_secondary_reload): Likewise.
24 (aarch64_can_use_per_function_literal_pools_p): Likewise.
25 (aarch64_override_options_after_change_1): Rename and simplify logic.
26 (aarch64_classify_symbol): Merge large model checks into switch,
27 remove pc-relative load check.
29 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
31 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
32 costs relative to the cost of a register move.
34 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
36 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
37 (vcvt_n_f64_u64): Likewise.
38 (vcvt_n_s64_f64): Likewise.
39 (vcvt_n_u64_f64): Likewise.
40 (vcvt_f64_s64): Likewise.
41 (vrecpe_f64): Likewise.
42 (vcvt_f64_u64): Likewise.
43 (vrecps_f64): Likewise.
45 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
47 * config/aarch64/aarch64.md
48 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
50 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
52 * config/aarch64/aarch64-builtins.c
53 (aarch64_types_binop_uss_qualifiers): Delete.
54 (TYPES_BINOP_USS): Likewise.
55 (aarch64_types_binop_sus_qualifiers): Likewise.
56 (TYPES_BINOP_SUS): Likewise.
57 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
58 (TYPES_FCVTIMM_SUS): Likewise.
59 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
61 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
62 (fcvtzs): Use SHIFTIMM rather than BINOP.
63 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
65 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
67 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
68 costs relative to the cost of a register move.
70 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
72 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
73 Allow scalar/single vector modes to be tieable.
75 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
77 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
79 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
81 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
83 * tree.h (TYPE_ALIGN): Likewise.
85 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
88 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
90 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
92 * config/avr/avr.c (avr_print_operand): Fix "format not a string
93 literal" build warnings.
94 (avr_print_operand_address): Dito.
96 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
99 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
100 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
102 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
104 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
106 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
109 * reload1.c (reload): Pass 0 to finish_spills when called because
110 update_eliminables_and_spill returns true and remove did_spill.
111 (finish_spills): Adjust comment and document GLOBAL parameter.
113 2016-06-17 DJ Delorie <dj@redhat.com>
116 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
117 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
118 (umulqihi3_virt): Likewise.
119 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
120 (umulqihi3_real): Likewise.
122 2016-06-17 Martin Liska <mliska@suse.cz>
124 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
126 2016-06-17 Martin Liska <mliska@suse.cz>
128 * predict.def: PRED_LOOP_EXIT from 92 to 85.
130 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
132 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
134 (vaddq_f32): Likewise.
135 (vmul_f32): Likewise.
136 (vmulq_f32): Likewise.
137 (vsub_f32): Likewise.
138 (vsubq_f32): Likewise.
140 2016-06-17 Bin Cheng <bin.cheng@arm.com>
142 PR tree-optimization/71347
143 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
144 cost for all uses in group.
146 2016-06-17 Bin Cheng <bin.cheng@arm.com>
148 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
149 insert gimple seq if it's not empty.
151 2016-06-17 Bin Cheng <bin.cheng@arm.com>
153 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
155 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
157 (comp_dr_with_seg_len_pair): Ditto.
158 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
159 struct dr_with_seg_len_pair against DR_OFFSET.
160 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
163 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
165 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
167 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
169 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
170 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
171 (pa_output_millicode_call): Likewise.
172 (pa_output_call): Likewise.
173 (pa_output_indirect_call): Likewise.
174 (pa_asm_output_mi_thunk): Likewise.
176 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
178 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
180 2016-06-16 Martin Liska <mliska@suse.cz>
182 * predict.c (combine_predictions_for_insn): When we find a first
183 match predictor, we should consider just predictors with
184 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
186 (combine_predictions_for_bb): Likewise.
188 2016-06-16 Jakub Jelinek <jakub@redhat.com>
190 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
191 with base of reference to struct.
193 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
195 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
197 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
199 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
200 progmem_swtable_section.
201 (progmem_swtable_section): Remove.
202 (avr_asm_function_rodata_section): Remove.
203 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
204 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
206 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
208 * config/i386/driver-i386.c (host_detect_local_cpu): Set
209 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
210 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
211 signature_CENTAUR_ebx.
212 * config/i386/i386.c (ix86_option_override_internal): Add
213 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
214 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
215 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
217 2016-06-16 Martin Liska <mliska@suse.cz>
219 * predict.def: Add fortran loop preheader predictor.
220 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
221 fold IFN_BUILTIN_EXPECT with a known constant argument.
223 2016-06-16 Martin Liska <mliska@suse.cz>
225 * predict.def: Add 'Fortran' to display text of all
226 PRED_FORTRAN_* predictors.
228 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
231 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
232 [IA64_BUILTIN_NANSQ]: Ditto.
233 (ia64_fold_builtin): New function.
234 (TARGET_FOLD_BUILTIN): New define.
235 (ia64_init_builtins) Declare const_string_type node.
236 Add __builtin_nanq and __builtin_nansq builtin functions.
237 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
239 2016-06-16 Nick Clifton <nickc@redhat.com>
241 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
242 MSP430_HWMULT_ prefix to enum values.
243 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
244 * config/msp430/msp430.c: Update use of enum values.
245 * config/msp430/msp430.md: Likewise.
246 * config/msp430/msp430.opt: Likewise.
248 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
250 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
251 of comparsions in the last iteration.
253 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
254 Joern Rennecke <joern.rennecke@embecosm.com>
256 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
258 (arc_needs_pcl_p): Add GOTOFFPC.
259 (arc_legitimate_pic_addr_p): Likewise.
260 (arc_output_pic_addr_const): Likewise.
261 (arc_legitimize_pic_address): Generate a pc-relative address using
263 (arc_output_libcall): Use @pcl syntax.
264 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
265 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
266 (*movsi_insn): Use @pcl syntax.
267 (doloop_begin_i): Likewise.
269 2016-06-16 Martin Liska <mliska@suse.cz>
271 * predict.def: Define a new predictor.
273 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
275 * config/arc/arc.opt (mtp-regno): Update text.
277 2016-06-16 Renlin Li <renlin.li@arm.com>
279 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
281 2016-06-16 Jakub Jelinek <jakub@redhat.com>
284 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
285 (setcc + and peephole2): Likewise.
287 PR rtl-optimization/71532
288 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
291 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
293 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
294 DImode constants with XXSPLTIB in vector registers.
295 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
296 vsx_extract_<mode>_internal{1,2} into a single insn that handles
297 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
298 extraction of the element at the top of the register as a scalar
300 (vsx_extract_<mode>_internal1): Likewise.
301 (vsx_extract_<mode>_internal2): Likewise.
302 * config/rs6000/constraints.md (wi constraint): Remove a comment
303 about DImode not being allowed in Altivec registers.
304 (wB constraint): New constraint for constants that can be
305 generated in Altivec registers with VSPLTISW/VUPKHSW.
306 * config/rs6000/predicates.md (xxspltib_constant_split): Update
308 (xxspltib_constant_nosplit): Likewise.
309 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
310 support for -mupper-regs-di to enable DImode to go into Altivec
312 (POWERPC_MASKS): Likewise.
313 (power7 cpu): Likewise.
314 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
315 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
316 for DImode being allowed in Altivec registers. Update wi/wj
317 constraints. Set scalar_in_vmx_p flag.
318 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
319 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
320 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
321 (rs6000_opt_masks): Add -mupper-regs-di.
322 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
323 direct move to use wi and not wj.
325 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
327 (floatunssi<mode>2_lfiwzx_mem): Likewise.
328 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
329 any VSX register, instead of just Altivec registers, to allow
330 either operand to be an Altivec register or both.
331 (fixuns_trunc<mode>di2_fctiduz): Likewise.
332 (movdi_internal32): Add support for -mupper-regs-di. Add support
333 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
334 the alternatives and attributes to be lined up to be easier to
336 (movdi_internal64): Likewise.
337 (64-bit DImode splitters): Change predicates to only split loading
338 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
339 load constants in ISA 3.0 or ISA 2.07 respectively.
340 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
341 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
342 mention -mcpu=power9 sets these options.
343 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
346 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
349 * config/avr/avr.c (avr_set_current_function): Warn misspelled
350 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
351 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
352 by default to warn misspelled interrupt/ signal handler.
353 * doc/invoke.texi (AVR Options): Document it. Update description
354 for -nodevicelib option.
356 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
358 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
359 up parentheses. Use GET_MODE_UNIT_BITSIZE.
360 (aarch64_<sur>shll2_n<mode>): Likewise.
362 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
365 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
366 DECL_CONTEXT for copied arguments.
368 2016-06-15 Alan Hayward <alan.hayward@arm.com>
370 PR tree-optimization/71483
371 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
374 2016-06-15 Martin Liska <mliska@suse.cz>
376 * predict.c (tree_predict_by_opcode): Call predict_edge_def
377 instead of predict_edge w/o a probability.
379 2016-06-15 Alan Hayward <alan.hayward@arm.com>
381 PR tree-optimization/71439
382 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
385 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
387 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
388 register subregs in SET_SRC.
390 2016-06-15 Richard Biener <rguenther@suse.de>
392 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
395 2016-06-15 Richard Biener <rguenther@suse.de>
397 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
398 not consider dependences between accesses that belong to the
400 (vect_analyze_data_ref_dependences): Do not analyze read-read
403 2016-06-14 David Malcolm <dmalcolm@redhat.com>
405 * spellcheck-tree.c: Include spellcheck-tree.h rather than
407 (find_closest_identifier): Reimplement in terms of
408 best_match<tree,tree>.
409 * spellcheck-tree.h: New file.
410 * spellcheck.c (struct edit_distance_traits<const char *>): New
412 (find_closest_string): Reimplement in terms of
413 best_match<const char *, const char *>.
414 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
415 overload to spellcheck-tree.h.
416 (find_closest_identifier): Likewise.
417 (struct edit_distance_traits<T>): New template.
418 (class best_match): New class.
420 2016-06-14 David Malcolm <dmalcolm@redhat.com>
422 * selftest-run-tests.c (selftest::run_tests): Call
423 selftest::spellcheck_tree_c_tests.
424 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
425 * spellcheck-tree.c: Include selftest.h and stringpool.h.
426 (selftest::test_find_closest_identifier): New function.
427 (selftest::spellcheck_tree_c_tests): New function.
428 * spellcheck.c (selftest::test_find_closest_string): Verify that
429 the order of the vec does not affect the results for this case.
430 (selftest::test_data): New array.
431 (selftest::test_metric_conditions): New function.
432 (selftest::spellcheck_c_tests): Add a test of case-comparison.
433 Call selftest::test_metric_conditions.
435 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
437 * config/rs6000/rs6000-builtin.def (commentary): Typo.
438 (BU_P9_MISC_1): Likewise.
439 (BU_P9_64BIT_MISC_0): Likewise.
440 (BU_P9_MISC_0): Likewise.
442 2016-06-14 David Malcolm <dmalcolm@redhat.com>
444 * gcc-rich-location.c
445 (gcc_rich_location::add_fixit_misspelled_id): New method.
446 * gcc-rich-location.h
447 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
449 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
451 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
452 FreeBSD 11 and above.
454 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
456 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
458 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
460 * expmed.h: Close parenthesis in "at your option" in copyright
462 * lower-subreg.h: Likewise.
464 2016-06-14 Richard Biener <rguenther@suse.de>
467 * genmatch.c (expr::gen_transform): Use in_type for comparisons
470 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
472 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
474 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
476 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
478 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
479 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
481 2016-06-14 Richard Biener <rguenther@suse.de>
483 PR tree-optimization/71522
484 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
485 copying into float copying.
487 2016-06-14 Jakub Jelinek <jakub@redhat.com>
489 PR tree-optimization/71520
490 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
491 (replace_block_by): Move user labels from bb1 to bb2.
493 2016-06-14 Richard Biener <rguenther@suse.de>
497 * expr.h (get_bit_range): Declare.
498 * expr.c (get_bit_range): Export.
499 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
500 word_mode again to constrain the bitfield access.
502 2016-06-14 Richard Biener <rguenther@suse.de>
504 PR tree-optimization/71521
505 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
506 division int_const_binop against zero divisor.
508 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
510 * config/i386/i386.md (signbittf2): New expander.
511 * config/i386/sse.md (ptesttf2): New insn pattern.
513 2016-06-13 David Malcolm <dmalcolm@redhat.com>
516 * input.c (selftest::test_reading_source_line): Avoid reading from
517 __FILE__ by creating a tempfile with known content and reading
520 2016-06-13 David Malcolm <dmalcolm@redhat.com>
522 * pretty-print.c (assert_pp_format_colored): Skip the test if
524 (test_pp_format): Remove comment about GCC_COLORS.
526 2016-06-13 David Malcolm <dmalcolm@redhat.com>
528 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
529 * pretty-print.c (assert_pp_format_va): Add location param and use
530 it with ASSERT_STREQ_AT.
531 (assert_pp_format): Add location param and pass it to
533 (assert_pp_format_colored): Likewise.
534 (ASSERT_PP_FORMAT_1): New.
535 (ASSERT_PP_FORMAT_2): New.
536 (ASSERT_PP_FORMAT_3): New.
537 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
538 explicitly, or implicitly via the above macros.
539 * selftest.c (selftest::pass): Use a selftest::location rather
541 (selftest::fail): Likewise. Print the function name.
542 (selftest::fail_formatted): Likewise.
543 (selftest::assert_streq): Use a selftest::location rather than
545 * selftest.h (selftest::location): New struct.
546 (SELFTEST_LOCATION): New macro.
547 (selftest::pass): Accept a const location & rather than file
549 (selftest::fail): Likewise.
550 (selftest::fail_formatted): Likewise.
551 (selftest::assert_streq): Likewise.
552 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
553 (ASSERT_FALSE): Likewise.
554 (ASSERT_EQ): Likewise.
555 (ASSERT_NE): Likewise.
556 (ASSERT_STREQ): Likewise.
557 (ASSERT_PRED1): Likewise.
558 (ASSERT_STREQ_AT): New macro.
560 2016-06-13 David Malcolm <dmalcolm@redhat.com>
562 * selftest.c (selftest::fail_formatted): New function.
563 (selftest::assert_streq): New function.
564 * selftest.h (selftests::fail_formatted): New decl.
565 (selftest::assert_streq): New decl.
566 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
568 2016-06-13 Jeff Law <law@redhat.com>
570 PR tree-optimization/71403
571 * tree-ssa-threadbackward.c
572 (convert_and_register_jump_thread_path): No longer accept reference
573 to path. Do not pop items off the path anymore.
574 (fsm_find_control_statement_thread_paths): Do not allow threading
575 to a deeper loop nest. Pop the last item off the path here rather
576 than in convert_and_register_jump_thread_path.
578 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
579 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
581 [AArch64] Emit division using the Newton series
583 * config/aarch64/aarch64-protos.h
584 (cpu_approx_modes): Add new member "division".
585 (aarch64_emit_approx_div): Declare new function.
586 * config/aarch64/aarch64.c
587 (generic_approx_modes): New member "division".
588 (exynosm1_approx_modes): Likewise.
589 (xgene1_approx_modes): Likewise.
590 (aarch64_emit_approx_div): Define new function.
591 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
592 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
593 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
594 * doc/invoke.texi (-mlow-precision-div): Describe new option.
596 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
597 Wilco Dijkstra <wilco.dijkstra@arm.com>
599 [AArch64] Emit square root using the Newton series
601 * config/aarch64/aarch64-protos.h
602 (aarch64_emit_approx_rsqrt): Replace with new function
603 "aarch64_emit_approx_sqrt".
604 (cpu_approx_modes): New member "sqrt".
605 * config/aarch64/aarch64.c
606 (generic_approx_modes): New member "sqrt".
607 (exynosm1_approx_modes): Likewise.
608 (xgene1_approx_modes): Likewise.
609 (aarch64_emit_approx_rsqrt): Replace with new function
610 "aarch64_emit_approx_sqrt".
611 (aarch64_override_options_after_change_1): Handle new option.
612 * config/aarch64/aarch64-simd.md
613 (rsqrt<mode>2): Use new function instead.
614 (sqrt<mode>2): New expansion and insn definitions.
615 * config/aarch64/aarch64.md: Likewise.
616 * config/aarch64/aarch64.opt
617 (mlow-precision-sqrt): Add new option description.
618 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
620 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
622 [AArch64] Add more choices for the reciprocal square root approximation
624 Allow a target to prefer such operation depending on the operation mode.
626 * config/aarch64/aarch64-protos.h
627 (AARCH64_APPROX_MODE): New macro.
628 (AARCH64_APPROX_{NONE,ALL}): Likewise.
629 (cpu_approx_modes): New structure.
630 (tune_params): New member "approx_modes".
631 * config/aarch64/aarch64-tuning-flags.def
632 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
633 * config/aarch64/aarch64.c
634 (generic_approx_modes): New core "cpu_approx_modes" structure.
635 (exynosm1_approx_modes): Likewise.
636 (xgene1_approx_modes): Likewise.
637 (generic_tunings): New member "approx_modes".
638 (cortexa35_tunings): Likewise.
639 (cortexa53_tunings): Likewise.
640 (cortexa57_tunings): Likewise.
641 (cortexa72_tunings): Likewise.
642 (exynosm1_tunings): Likewise.
643 (thunderx_tunings): Likewise.
644 (xgene1_tunings): Likewise.
645 (use_rsqrt_p): New argument for the mode and use new member from
647 (aarch64_builtin_reciprocal): Devise mode from builtin.
648 (aarch64_optab_supported_p): New argument for the mode.
649 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
651 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
653 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
654 RS6000_BTM_MODULO flag into the set of flags that are considered
655 to be part of the common configuration.
657 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
659 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
661 (vec_absdb): New macro for vector absolute difference unsigned
663 (vec_absdh): New macro for vector absolute difference unsigned
665 (vec_absdw): New macro for vector absolute difference unsigned word.
666 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
667 (vadu<mode>3): New insn.
668 (*p9_vadu<mode>3): New insn.
669 * config/rs6000/rs6000-builtin.def (vadub): New built-in
671 (vaduh): New built-in definition.
672 (vaduw): New built-in definition.
673 (vadu): New overloaded built-in definition.
674 (vadub): New overloaded built-in definition.
675 (vaduh): New overloaded built-in definition.
676 (vaduw): New overloaded built-in definition.
677 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
678 overloaded vector absolute difference unsigned functions.
679 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
680 the ISA 3.0 vector absolute difference unsigned built-in functions.
682 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
684 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
685 update shared_lookup_references only once after changing operands.
687 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
690 * tree-nested.c (convert_nonlocal_omp_clauses)
691 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
693 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
694 * tree.def (CASE_LABEL_EXPR): Likewise.
696 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
699 * input.c (test_builtins): Fix an assertion.
701 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
703 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
706 (isinf<mode>2): Ditto.
708 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
710 * ggc-tests.c (test_finalization): Only test need_finalization_p
711 for GCC_VERSION >= 4003.
713 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
715 * config/s390/vecintrin.h: Fix file description in comment.
717 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
719 * config/s390/s390-builtin-types.def: Change builtin type naming
720 scheme to match builtin-types.def.
722 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
724 * fold-const.c (optimize_minmax_comparison): Remove.
725 (fold_comparison): Remove call to the above.
726 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
729 2016-06-13 Alan Hayward <alan.hayward@arm.com>
731 PR tree-optimization/71416
732 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
735 2016-06-13 Martin Liska <mliska@suse.cz>
737 * predict.c (enum predictor_reason): Prefix enum with REASON_.
738 (combine_predictions_for_insn): Likewise.
739 (prune_predictions_for_bb): Likewise.
740 (combine_predictions_for_bb): Likewise.
742 2016-06-13 Richard Biener <rguenther@suse.de>
744 PR tree-optimization/71505
745 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
746 assert match comment.
748 2016-06-13 Marek Polacek <polacek@redhat.com>
751 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
752 gimplify_switch_expr.
753 (warn_switch_unreachable_r): New function.
755 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
758 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
761 2016-06-13 Richard Biener <rguenther@suse.de>
764 * fold-const.c (fold_unary_loc): Preserve alignment when
765 folding a VIEW_CONVERT_EXPR into a MEM_REF.
767 2016-06-13 Martin Liska <mliska@suse.cz>
770 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
771 w/ -fsanitize=bounds.
773 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
775 * config/i386/i386.c (ix86_init_builtins): Calculate
776 FLOAT128_FTYPE_CONST_STRING function type only once.
777 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
778 built-in functions are available for x86-32 and x86-64 targets.
780 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
783 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
785 (FLOAT128_FTYPE_CONST_STRING): New function type.
786 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
787 [IX86_BUILTIN_NANSQ]: Ditto.
788 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
789 (ix86_init_builtin_types): Declare const_string_type_node.
790 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
792 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
793 * doc/extend.texi (x86 Built-in Functions): Document
794 __builtin_nanq and __builtin_nansq.
796 2016-06-11 Jiong Wang <jiong.wang@arm.com>
799 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
800 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
801 length for pop patterns.
802 (arm_attr_length_push_multi): Update comments.
803 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
805 (*pop_multiple_with_writeback_and_return): Likewise.
806 (*pop_multiple_with_return): Likewise.
808 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
811 * fold-const.c (optimize_bit_field_compare): Don't try to use
812 word_mode unconditionally for reading the bit field, look at
813 DECL_BIT_FIELD_REPRESENTATIVE instead.
815 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
818 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
821 2016-06-10 Jakub Jelinek <jakub@redhat.com>
824 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
825 without LABEL_DECL, set *handled_ops_p to false instead of true.
827 2016-06-10 Martin Sebor <msebor@redhat.com>
830 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
831 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
832 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
834 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
835 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
836 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
837 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
838 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
839 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
840 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
841 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
843 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
845 * config/arm/arm.h (pool_vector_label,
846 return_used_this_function): Remove.
848 2016-06-10 Jeff Law <law@redhat.com>
850 PR tree-optimization/71335
851 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
852 zero length paths here.
853 (convert_and_register_jump_thread_path): Remove hacks related to
854 duplicated blocks in the jump thread path.
855 (fsm_find_control_statement_thread_paths): Avoid putting the same
856 block on the thread path twice, but ensure the thread path is
857 unchanged from the caller's point of view.
859 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
861 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
862 * predict.def (PRED_LOOP_BRANCH): Remove.
864 2016-06-10 David Malcolm <dmalcolm@redhat.com>
866 * Makefile.in (OBJS): Add ggc-tests.o.
867 (GTFILES): Add ggc-tests.c.
868 * ggc-tests.c: New file.
869 * selftest-run-tests.c (selftest::run_tests): Call
870 selftest::ggc_tests_c_tests.
871 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
873 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
875 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
877 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
880 * varasm.c (place_block_symbol): Adjust alignment for asan protected
881 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
883 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
885 * profile.c: Include cfgloop.h.
886 (branch_prob): Compute estimated number of iterations.
887 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
888 recompute estimate number of iterations from profile.
890 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
893 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
894 must be grouped on top of stack. Don't force early clobber
895 on ordinary reg outputs.
897 2016-06-10 Richard Biener <rguenther@suse.de>
899 * targhooks.c (default_builtin_vectorization_cost): Adjust
902 2016-06-10 Richard Biener <rguenther@suse.de>
904 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
905 to fold the RHS to a constant if possible.
907 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
910 * tree-nested.c (convert_nonlocal_omp_clauses)
911 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
912 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
913 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
915 * gimplify.c (gimplify_adjust_omp_clauses): Discard
917 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
919 * omp-low.c (scan_sharing_clauses): Don't expect
922 2016-06-10 Alan Hayward <alan.hayward@arm.com>
924 PR tree-optimization/71407
925 PR tree-optimization/71416
926 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
929 2016-06-10 Richard Biener <rguenther@suse.de>
932 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
934 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
936 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
938 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
939 Jiong Wang <jiong.wang@arm.com>
941 PR rtl-optimization/70751
942 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
945 2016-06-09 Jonathan Yong <10walls@gmail.com>
948 2015-09-21 Jonathan Yong <10walls@gmail.com>
950 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
951 sysroot/usr/lib/32api for additional win32 libraries,
952 fixes failing Cygwin bootstrapping.
954 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
956 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
959 2016-06-09 David Malcolm <dmalcolm@redhat.com>
962 * pretty-print.c (pp_indent): Specify that %p is printed in a
963 host-dependent manner.
964 (test_pp_format): Remove the test for %p.
966 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
968 * config/mips/mips.c (mips_output_jump): Fix formatting.
970 2016-06-09 Richard Biener <rguenther@suse.de>
972 PR tree-optimization/71462
973 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
976 2016-06-09 Martin Liska <mliska@suse.cz>
978 * predict.c (dump_prediction): Add new argument.
979 (enum predictor_reason): New enum.
980 (struct predictor_hash): New struct.
981 (predictor_hash::hash): New function.
982 (predictor_hash::equal): Likewise.
983 (not_removed_prediction_p): New function.
984 (prune_predictions_for_bb): Likewise.
985 (combine_predictions_for_bb): Prune predictions.
987 2016-06-09 Martin Liska <mliska@suse.cz>
989 * predict.c (filter_predictions): New function.
990 (remove_predictions_associated_with_edge): Use the filter
992 (equal_edge_p): New function.
994 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
996 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
997 Correct usage of @samp vs @option, add @samp where appropriate.
998 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
999 Add armv6s-m and document it, as it is no official ARM name.
1001 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1003 * ifcvt.c (struct noce_if_info): Add transform_name field.
1004 (noce_try_move): Set if_info->transform_name to the function name.
1005 (noce_try_ifelse_collapse): Likewise.
1006 (noce_try_store_flag): Likewise.
1007 (noce_try_inverse_constants): Likewise.
1008 (noce_try_store_flag_constants): Likewise.
1009 (noce_try_addcc): Likewise.
1010 (noce_try_store_flag_mask): Likewise.
1011 (noce_try_cmove): Likewise.
1012 (noce_try_cmove_arith): Likewise.
1013 (noce_try_minmax): Likewise.
1014 (noce_try_abs): Likewise.
1015 (noce_try_sign_mask): Likewise.
1016 (noce_try_bitop): Likewise.
1017 (noce_convert_multiple_sets): Likewise.
1018 (noce_process_if_block): Print if_info->transform_name to
1019 dump_file if transformation succeeded.
1021 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1023 * config/arm/cortex-a57.md (cortex_a57_alu):
1026 2016-06-08 Martin Sebor <msebor@redhat.com>
1027 Jakub Jelinek <jakub@redhat.com>
1031 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1032 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1033 * builtins.c: Include gimple-fold.h.
1034 (fold_builtin_arith_overflow): Handle
1035 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1036 (fold_builtin_3): Likewise.
1037 * doc/extend.texi (Integer Overflow Builtins): Document
1038 __builtin_{add,sub,mul}_overflow_p.
1040 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1042 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1043 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1045 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1047 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1048 Rewrite, looking one level down for records and arrays.
1050 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1052 * pretty-print.c: Include "selftest.h".
1053 (pp_format): Fix comment.
1054 (identifier_to_locale): Likewise.
1055 (selftest::test_basic_printing): New function.
1056 (selftest::assert_pp_format): New function.
1057 (selftest::test_pp_format): New function.
1058 (selftest::pretty_print_c_tests): New function.
1059 * selftest-run-tests.c (selftest::run_tests): Call
1060 selftest::pretty_print_c_tests.
1061 * selftest.h (pretty_print_c_tests): New declaration.
1063 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1065 * invoke.texi (max-loop-headers-insns): Document.
1066 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1067 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1068 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1070 2016-06-08 Richard Biener <rguenther@suse.de>
1072 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1073 on strided SLP loads and fall back to scalar loads in case
1074 we can't chunk them.
1076 2016-06-08 Richard Biener <rguenther@suse.de>
1078 PR tree-optimization/71452
1079 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1080 type used for the SSA rewrite has enough precision to cover
1081 the dynamic type of the location.
1083 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1084 Richard Biener <rguenther@suse.de>
1087 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1088 the same as DECL_P (base0) for indirect_base0. Use equality_code
1089 in one further place.
1091 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1093 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1094 to one word if the field is known to overlap other words.
1095 (extract_bit_field_1): Likewise.
1096 (store_split_bit_field): Remove compensating code.
1097 (extract_split_bit_field): Likewise.
1099 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1103 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1105 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1107 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1109 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1110 (arch64_addpv4sf): Delete.
1111 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1112 "gen_aarch64_addpv4sf".
1113 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1115 (vpadds_f32): Likewise.
1116 (vpaddq_f32): Likewise.
1117 (vpaddq_f64): Likewise.
1119 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1121 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1123 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1124 to VALLF. Rename to "fabd<mode>3".
1125 "*fabd_scalar<mode>3): Delete.
1126 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1128 (vabdd_f64): Likewise.
1129 (vabd_f32): Likewise.
1130 (vabd_f64): Likewise.
1131 (vabdq_f32): Likewise.
1132 (vabdq_f64): Likewise.
1134 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1136 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1138 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1139 "aarch64_rsqrts<mode>".
1140 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1141 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1143 (vrsqrtsd_f64): Likewise.
1144 (vrsqrts_f32): Likewise.
1145 (vrsqrts_f64): Likewise.
1146 (vrsqrtsq_f32): Likewise.
1147 (vrsqrtsq_f64): Likewise.
1149 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1151 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1153 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1154 "aarch64_rsqrte<mode>".
1155 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1156 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1158 (vrsqrted_f64): Likewise.
1159 (vrsqrte_f32): Likewise.
1160 (vrsqrte_f64): Likewise.
1161 (vrsqrteq_f32): Likewise.
1162 (vrsqrteq_f64): Likewise.
1164 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1166 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1170 * config/aarch64/aarch64-simd.md
1171 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1172 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1173 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1175 (vcvt_n_f32_u32): Likewise.
1176 (vcvt_n_s32_f32): Likewise.
1177 (vcvt_n_u32_f32): Likewise.
1178 (vcvtq_n_f32_s32): Likewise.
1179 (vcvtq_n_f32_u32): Likewise.
1180 (vcvtq_n_f64_s64): Likewise.
1181 (vcvtq_n_f64_u64): Likewise.
1182 (vcvtq_n_s32_f32): Likewise.
1183 (vcvtq_n_s64_f64): Likewise.
1184 (vcvtq_n_u32_f32): Likewise.
1185 (vcvtq_n_u64_f64): Likewise.
1186 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1187 (VSDQ_SDI): Likewise.
1188 (fcvt_target): Support V4DI, V4SI and V2SI.
1189 (FCVT_TARGET): Likewise.
1191 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1193 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1194 (TYPES_BINOP_SUS): Likewise.
1195 (aarch64_simd_builtin_data): Update include file name.
1196 (aarch64_builtins): Likewise.
1197 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1198 for conversion between scalar float-point and fixed-point.
1202 * config/aarch64/aarch64.md
1203 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1204 pattern for conversion between scalar float to fixed-pointer.
1205 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1206 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1207 (UNSPEC_FCVTZU): Likewise.
1208 (UNSPEC_SCVTF): Likewise.
1209 (UNSPEC_UCVTF): Likewise.
1210 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1212 (vcvtd_n_f64_u64): Likewise.
1213 (vcvtd_n_s64_f64): Likewise.
1214 (vcvtd_n_u64_f64): Likewise.
1215 (vcvtd_n_f32_s32): Likewise.
1216 (vcvts_n_f32_u32): Likewise.
1217 (vcvtd_n_s32_f32): Likewise.
1218 (vcvts_n_u32_f32): Likewise.
1219 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1221 (FCVT_TARGET): Likewise.
1222 (FCVT_FIXED2F): New iterator.
1223 (FCVT_F2FIXED): Likewise.
1224 (fcvt_fixed_insn): New define_int_attr.
1226 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1228 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1229 some statements was removed.
1231 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1233 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1234 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1235 (vect_can_advance_ivs_p): likewise.
1236 (vect_update_ivs_after_vectorizer): likewise.
1237 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1238 (vect_analyze_scalar_cycles_1): likewise.
1239 (vect_analyze_loop_operations): likewise.
1240 (report_vect_op): likewise.
1241 (vect_is_slp_reduction): likewise.
1242 (vect_is_simple_reduction): likewise.
1243 (get_initial_def_for_induction): likewise.
1244 (vect_transform_loop): likewise.
1245 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1246 (vect_recog_sad_pattern): likewise.
1247 (vect_recog_widen_sum_pattern): likewise.
1248 (vect_recog_widening_pattern): likewise.
1249 (vect_recog_divmod_pattern): likewise.
1250 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1251 (vect_analyze_slp_instance): likewise.
1252 (vect_transform_slp_perm_load): likewise.
1253 (vect_schedule_slp_instance): likewise.
1255 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1257 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1258 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1259 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1260 (PRED_LOOP_BRANCH): Document predictor as broken.
1261 (PRED_LOOP_EXIT): Change hitrate 91->92.
1262 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1263 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1264 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1265 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1266 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1267 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1268 (PRED_CALL): Chane hitrate 71->67.
1269 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1270 (PRED_GOTO): Document as unused right now.
1271 (PRED_CONST_RETURN): Change hitrate 67->69
1272 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1273 (PRED_NULL_RETURN): Change hitrate 91->90.
1274 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1275 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1276 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1278 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1280 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1281 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1282 special case Altivec builtin.
1283 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1284 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1285 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1286 code for ALTIVEC_BUILTIN_VEC_MUL.
1287 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1288 for __builtin_vec_mul.
1290 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1292 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1295 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1297 * spellcheck.c (selftest::test_find_closest_string): New function.
1298 (spellcheck_c_tests): Call the above.
1300 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1302 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1304 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1306 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1307 Yv=Yv,C alternatives.
1309 2016-06-07 Richard Biener <rguenther@suse.de>
1312 * common.opt (ffast-math): Make Optimization.
1314 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1315 Prachi Godbole <prachi.godbole@imgtec.com>
1317 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1318 `fabs' and `fneg' type attributes.
1319 (p5600_fpu_fabs): Add `fmove' to the comment.
1321 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1323 * gimple.c: Include builtins.h
1324 (gimple_inexpensive_call_p): New function.
1325 * gimple.h (gimple_inexpensive_call_p): Declare.
1326 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1327 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1330 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1332 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1333 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1334 warning_at_rich_loc, warning_n, pedwarn, permerror,
1335 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1336 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1339 2016-06-07 Richard Biener <rguenther@suse.de>
1341 PR tree-optimization/71428
1342 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1343 BIT_FIELD_REF op vs. load.
1345 2016-06-07 Richard Biener <rguenther@suse.de>
1348 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1351 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1353 * config/pa/pa.md (call): Generate indirect long calls to non-local
1354 functions on TARGET_64BIT.
1355 (call_value): Likewise.
1357 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1359 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1360 pattern and subsequent splitters.
1361 (call_val_reg_64bit_post_reload): Likewise.
1363 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1366 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1367 propagate_op_to_single_use.
1369 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1372 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1374 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1376 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1377 (enum x86_dirflag_state): New enum.
1378 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1379 (machine_function): Remove needs_cld.
1380 (ix86_current_function_needs_cld): Remove.
1381 * config/i386/i386.c (ix86_set_func_type): Set
1382 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1383 (ix86_expand_prologue): Do not emit CLD here.
1384 (ix86_dirflag_mode_needed): New function.
1385 (ix86_dirflag_mode_entry): Ditto.
1386 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1387 (ix86_mode_after): Ditto.
1388 (ix86_mode_entry): Ditto.
1389 (ix86_mode_exit): Ditto.
1390 (ix86_emit_mode_set): Ditto.
1391 * config/i386/i386.md (strmov_singleop): Set
1392 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1393 Do not set ix86_current_function_needs_cld.
1395 (strset_singleop): Ditto.
1397 (cmpstrnqi_nz_1): Ditto.
1398 (cmpstrnqi_1): Ditto.
1399 (strlenqi_1): Ditto.
1401 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1403 PR tree-optimization/71259
1404 * tree-vect-slp.c (vect_get_constant_vectors): For
1405 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1406 one for constant op, and use COND_EXPR for non-constant.
1408 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1410 * Makefile.in (OBJS): Add function-tests.o,
1411 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1412 selftest-run-tests.o.
1413 (OBJS-libcommon): Add selftest.o.
1414 (OBJS-libcommon-target): Add selftest.o.
1415 (all.internal): Add "selftest".
1416 (all.cross): Likewise.
1417 (selftest): New phony target.
1418 (s-selftest): New target.
1419 (selftest-gdb): New phony target.
1420 (COLLECT2_OBJS): Add selftest.o.
1421 * bitmap.c: Include "selftest.h".
1422 (selftest::test_gc_alloc): New function.
1423 (selftest::test_set_range): New function.
1424 (selftest::test_clear_bit_in_middle): New function.
1425 (selftest::test_copying): New function.
1426 (selftest::test_bitmap_single_bit_set_p): New function.
1427 (selftest::bitmap_c_tests): New function.
1428 * common.opt (fself-test): New.
1429 * diagnostic-show-locus.c: Include "selftest.h".
1430 (make_range): New function.
1431 (test_range_contains_point_for_single_point): New function.
1432 (test_range_contains_point_for_single_line): New function.
1433 (test_range_contains_point_for_multiple_lines): New function.
1434 (assert_eq): New function.
1435 (test_get_line_width_without_trailing_whitespace): New function.
1436 (selftest::diagnostic_show_locus_c_tests): New function.
1437 * et-forest.c: Include "selftest.h".
1438 (selftest::test_single_node): New function.
1439 (selftest::test_simple_tree): New function.
1440 (selftest::test_disconnected_nodes): New function.
1441 (selftest::et_forest_c_tests): New function.
1442 * fold-const.c: Include "selftest.h".
1443 (selftest::assert_binop_folds_to_const): New function.
1444 (selftest::assert_binop_folds_to_nonlvalue): New function.
1445 (selftest::test_arithmetic_folding): New function.
1446 (selftest::fold_const_c_tests): New function.
1447 * function-tests.c: New file.
1448 * gimple.c: Include "selftest.h".
1449 Include "gimple-pretty-print.h".
1450 (selftest::verify_gimple_pp): New function.
1451 (selftest::test_assign_single): New function.
1452 (selftest::test_assign_binop): New function.
1453 (selftest::test_nop_stmt): New function.
1454 (selftest::test_return_stmt): New function.
1455 (selftest::test_return_without_value): New function.
1456 (selftest::gimple_c_tests): New function.
1457 * hash-map-tests.c: New file.
1458 * hash-set-tests.c: New file.
1459 * input.c: Include "selftest.h".
1460 (selftest::assert_loceq): New function.
1461 (selftest::test_accessing_ordinary_linemaps): New function.
1462 (selftest::test_unknown_location): New function.
1463 (selftest::test_builtins): New function.
1464 (selftest::test_reading_source_line): New function.
1465 (selftest::input_c_tests): New function.
1466 * rtl-tests.c: New file.
1467 * selftest-run-tests.c: New file.
1468 * selftest.c: New file.
1469 * selftest.h: New file.
1470 * spellcheck.c: Include "selftest.h".
1471 (selftest::levenshtein_distance_unit_test_oneway): New function,
1472 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1473 (selftest::levenshtein_distance_unit_test): Likewise.
1474 (selftest::spellcheck_c_tests): Likewise.
1475 * toplev.c: Include selftest.h.
1476 (toplev::run_self_tests): New.
1477 (toplev::main): Handle -fself-test.
1478 * toplev.h (toplev::run_self_tests): New.
1479 * tree.c: Include "selftest.h".
1480 (selftest::test_integer_constants): New function.
1481 (selftest::test_identifiers): New function.
1482 (selftest::test_labels): New function.
1483 (selftest::tree_c_tests): New function.
1484 * tree-cfg.c: Include "selftest.h".
1485 (selftest::push_fndecl): New function.
1486 (selftest::test_linear_chain): New function.
1487 (selftest::test_diamond): New function.
1488 (selftest::test_fully_connected): New function.
1489 (selftest::tree_cfg_c_tests): New function.
1490 * vec.c: Include "selftest.h".
1491 (selftest::safe_push_range): New function.
1492 (selftest::test_quick_push): New function.
1493 (selftest::test_safe_push): New function.
1494 (selftest::test_truncate): New function.
1495 (selftest::test_safe_grow_cleared): New function.
1496 (selftest::test_pop): New function.
1497 (selftest::test_safe_insert): New function.
1498 (selftest::test_ordered_remove): New function.
1499 (selftest::test_unordered_remove): New function.
1500 (selftest::test_block_remove): New function.
1501 (selftest::reverse_cmp): New function.
1502 (selftest::test_qsort): New function.
1503 (selftest::vec_c_tests): New function.c.
1504 * wide-int.cc: Include selftest.h and wide-int-print.h.
1505 (selftest::from_int <wide_int>): New function.
1506 (selftest::from_int <offset_int>): New function.
1507 (selftest::from_int <widest_int>): New function.
1508 (selftest::assert_deceq): New function.
1509 (selftest::assert_hexeq): New function.
1510 (selftest::test_printing <VALUE_TYPE>): New function template.
1511 (selftest::test_ops <VALUE_TYPE>): New function template.
1512 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1513 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1515 (selftest::wide_int_cc_tests): New function.
1517 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1520 * ifcvt.c (noce_try_ifelse_collapse): New function.
1522 (noce_process_if_block): Call noce_try_ifelse_collapse.
1523 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1524 (simplify_ternary_operation): Use the above to simplify
1525 conditional CLZ/CTZ expressions.
1527 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1530 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1531 define_insn_and_split.
1533 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1536 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1538 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1541 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1542 Implicitly clobber memory for basic asm with non-empty assembler
1543 string. Use targetm.md_asm_adjust also here.
1544 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1545 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
1546 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
1547 non-empty assembler string.
1548 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
1549 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
1550 (decode_asm_operands): Handle basic asm in PARALLEL block.
1551 (extract_insn): Handle basic asm in PARALLEL block.
1552 * doc/extend.texi: Mention new behavior of basic asm.
1553 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
1554 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
1555 branch_needs_nop_p): Use asm_noperands.
1557 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1559 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
1560 Include the M7 SPARC DFA scheduler.
1561 New attribute v3pipe.
1562 Annotate insns with v3pipe where appropriate.
1563 Define cpu_feature vis4.
1564 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
1565 Add (V8QI "8") to vbits.
1566 Add insns {add,sub}v8qi3
1567 Add insns ss{add,sub}v8qi3
1568 Add insns us{add,sub}{v8qi,v4hi}3
1569 Add insns {min,max}{v8qi,v4hi,v2si}3
1570 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
1571 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
1572 * config/sparc/niagara4.md: Add a comment explaining the
1573 discrepancy between the documented latenty numbers and the
1575 * config/sparc/niagara7.md: New file.
1576 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
1577 supports SPARC5 and VIS 4.0 instructions.
1578 * configure: Regenerate.
1579 * config.in: Likewise.
1580 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
1581 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
1582 TARGET_CPU_niagara7.
1583 (ASM_CPU64_DEFAULT_SPEC): Likewise.
1584 (CPP_CPU_SPEC): Handle niagara7.
1585 (ASM_CPU_SPEC): Likewise.
1586 * config/sparc/sparc-opts.h (processor_type): Add
1588 (mvis4): New option.
1589 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
1590 (AS_NIAGARA7_FLAG): Define.
1591 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
1592 (CPP_CPU64_DEFAULT_SPEC): Likewise.
1593 (CPP_CPU_SPEC): Handle niagara7.
1594 (ASM_CPU_SPEC): Likewise.
1595 * config/sparc/sparc.c (niagara7_costs): Define.
1596 (sparc_option_override): Handle niagara7 and adjust cache-related
1597 parameters with better values for niagara cpus. Also support VIS4.
1598 (sparc32_initialize_trampoline): Likewise.
1599 (sparc_use_sched_lookahead): Likewise.
1600 (sparc_issue_rate): Likewise.
1601 (sparc_register_move_cost): Likewise.
1602 (dump_target_flag_bits): Support VIS4.
1603 (sparc_vis_init_builtins): Likewise.
1604 (sparc_builtins): Likewise.
1605 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
1607 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
1609 * config/sparc/sparc.opt (sparc_processor_type): New value
1611 * config/sparc/visintrin.h (__attribute__): Prototypes for the
1613 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
1615 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
1618 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
1620 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
1622 2016-06-06 Richard Biener <rguenther@suse.de>
1624 PR tree-optimization/71398
1625 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
1628 2016-06-05 James Bowman <james.bowman@ftdichip.com>
1630 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
1631 ft32_expand_prolog, ft32_expand_epilogue):
1632 Handle pretend_args.
1633 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
1634 * config/ft32/ft32.md: Add pretend_returner.
1636 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
1639 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1640 Copy op1 RTX to avoid invalid sharing.
1641 (ix86_expand_vector_move_misalign): Ditto.
1643 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
1645 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
1648 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1650 * predict.c (predicted_by_loop_heuristics_p): New function.
1651 (predict_iv_comparison): Use it.
1652 (predict_loops): Walk from innermost loops; do not predict edges
1653 leaving multiple loops multiple times; implement
1654 PRED_LOOP_ITERATIONS_MAX heuristics.
1655 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
1657 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1659 * cfg.c (check_bb_profile): Do not report mismatched profiles when
1660 only edges out of BB are EH edges.
1662 2016-06-04 Martin Sebor <msebor@redhat.com>
1663 Marcin Baczyński <marbacz@gmail.com>
1666 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
1667 a void expression in a void function.
1669 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1671 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
1672 aux; dump reasons of decisions.
1673 (should_duplicate_loop_header_p): Likewise.
1674 (do_while_loop_p): Likewise.
1675 (ch_base::copy_headers): Dump asi num insns duplicated.
1677 2016-06-04 Jakub Jelinek <jakub@redhat.com>
1679 PR tree-optimization/71405
1680 * tree-ssa.c (execute_update_addresses_taken): For clobber with
1681 incompatible type, build a new clobber with the right type instead
1682 of building a VIEW_CONVERT_EXPR around it.
1684 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1686 PR tree-optimization/52171
1687 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
1688 by_pieces_ninsns instead of move_by_pieces_ninsns.
1690 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1692 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
1693 for reg+reg addressing mode.
1695 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1697 * rs6000-c.c (c/c-tree.h): Add #include.
1698 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
1699 in C++ when found in the base position of vec_ld or vec_st.
1701 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1703 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
1704 use of profile unless profile status is PROFILE_READ.
1705 * profile.c (compute_branch_probabilities): Set profile status
1706 only after reporting predictor hitrates.
1708 2016-06-03 Joseph Myers <joseph@codesourcery.com>
1712 * common.opt (ffp-int-builtin-inexact): New option.
1713 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
1714 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
1715 (ceil@var{m}2): Document dependence on this option.
1716 * ipa-inline-transform.c (inline_call): Handle
1717 flag_fp_int_builtin_inexact.
1718 * ipa-inline.c (can_inline_edge_p): Likewise.
1719 * config/i386/i386.md (rintxf2): Do not test
1720 flag_unsafe_math_optimizations.
1721 (rint<mode>2_frndint): New define_insn.
1722 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
1723 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
1724 for 387 instead of extending and truncating.
1725 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
1726 !flag_trapping_math instead of flag_unsafe_math_optimizations.
1727 Change to frndint<mode>2_<rounding>.
1728 (frndintxf2_<rounding>_i387): Likewise. Change to
1729 frndint<mode>2_<rounding>_i387.
1730 (<rounding_insn>xf2): Likewise.
1731 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
1732 !flag_trapping_math instead of flag_unsafe_math_optimizations for
1733 x87. Test TARGET_ROUND || !flag_trapping_math ||
1734 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
1735 SSE. Use ROUND_NO_EXC in constant operand of
1736 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
1737 for 387 instead of extending and truncating.
1739 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
1740 Julia Koval <julia.koval@intel.com>
1752 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
1753 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
1754 all registers, except for function return registers if there are
1755 no caller-saved registers.
1756 (ix86_set_func_type): New function.
1757 (ix86_set_current_function): Call ix86_set_func_type to set
1758 no_caller_saved_registers and func_type. Call reinit_regs if
1759 caller-saved registers are changed. Don't allow MPX, SSE, MMX
1760 nor x87 instructions in interrupt handler nor function with
1761 no_caller_saved_registers attribute.
1762 (ix86_function_ok_for_sibcall): Return false if there are no
1763 caller-saved registers.
1764 (type_natural_mode): Don't warn ABI change for MMX in interrupt
1766 (ix86_function_arg_advance): Skip for callee in interrupt handler.
1767 (ix86_function_arg): Return special arguments in interrupt handler.
1768 (ix86_promote_function_mode): Promote pointer to word_mode only
1769 for normal functions.
1770 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
1772 (ix86_epilogue_uses): New function.
1773 (ix86_hard_regno_scratch_ok): Likewise.
1774 (ix86_save_reg): Preserve all registers in interrupt handler
1775 after reload. Preserve all registers, except for function return
1776 registers, if there are no caller-saved registers after reload.
1777 (find_drap_reg): Always use callee-saved register if there are
1778 no caller-saved registers.
1779 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
1780 for interrupt handler.
1781 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
1782 Emit cld instruction if stringops are used in interrupt handler
1783 or interrupt handler isn't a leaf function.
1784 (ix86_expand_epilogue): Generate interrupt return for interrupt
1785 handler and pop the 'ERROR_CODE' off the stack before interrupt
1786 return in exception handler.
1787 (ix86_expand_call): Disallow calling interrupt handler directly.
1788 If there are no caller-saved registers, mark all registers that
1789 are clobbered by the call which returns as clobbered.
1790 (ix86_handle_no_caller_saved_registers_attribute): New function.
1791 (ix86_handle_interrupt_attribute): Likewise.
1792 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
1794 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
1795 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
1796 accumulation in interrupt function if stack may be realigned to
1798 (EPILOGUE_USES): New.
1799 (function_type): New enum.
1800 (machine_function): Add func_type and no_caller_saved_registers.
1801 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
1802 (interrupt_return): New pattern.
1803 * doc/extend.texi: Document x86 interrupt and
1804 no_caller_saved_registers attributes.
1806 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
1808 PR tree-optimization/52171
1809 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
1810 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
1811 Look for constant strings. Move some code to emit_block_cmp_hints
1813 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
1814 * defaults.h (COMPARE_MAX_PIECES): New macro.
1815 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
1816 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
1817 (clear_by_pieces_1): Don't declare. Move definition before use.
1818 (can_do_by_pieces): New static function.
1819 (can_move_by_pieces): Use it. Return bool.
1820 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
1821 OP. All callers changed. Handle COMPARE_BY_PIECES.
1822 (class pieces_addr); New.
1823 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
1824 pieces_addr::adjust, pieces_addr::increment_address,
1825 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
1827 (class op_by_pieces_d): New.
1828 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
1830 (class move_by_pieces_d, class compare_by_pieces_d,
1831 class store_by_pieces_d): New subclasses of op_by_pieces_d.
1832 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
1833 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
1834 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
1835 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
1836 compare_by_pieces_d::finish_mode): New member functions.
1837 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
1839 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
1840 (emit_block_cmp_hints): New function.
1841 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
1842 use the newly defined classes.
1843 * expr.h (by_pieces_constfn): New typedef.
1844 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
1845 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
1846 (move_by_pieces_ninsns): Don't declare.
1847 (can_move_by_pieces): Change return value to bool.
1848 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
1849 (compare_by_pieces_branch_ratio): New hook.
1850 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
1851 (by_pieces_ninsns): Declare.
1852 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
1854 (default_compare_by_pieces_branch_ratio): New function.
1855 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
1856 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
1857 * doc/tm.texi: Regenerate.
1858 * tree-ssa-strlen.c: Include "builtins.h".
1859 (handle_builtin_memcmp): New static function.
1860 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
1861 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
1863 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1865 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
1866 relevant stmts which are simple and invariant.
1867 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
1868 instead of simple and invariant
1870 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1872 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
1873 (vectorizable_reduction): Check for new relevant state.
1874 (vectorizable_live_operation): vectorize live stmts using
1875 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
1876 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
1877 (vect_stmt_relevant_p): Check for stmts which are only used live.
1878 (process_use): Use of a stmt does not inherit it's live value.
1879 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
1880 (vect_analyze_stmt): Check for new relevant state.
1881 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
1882 outside the loop, but not inside it.
1884 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1886 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
1887 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
1888 (vect_get_vec_def_for_operand): Split out code.
1890 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1892 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
1894 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1896 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
1898 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1900 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
1902 2016-06-03 Jakub Jelinek <jakub@redhat.com>
1905 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
1906 to noreturn e->callee->decl that has void return type and void
1907 arguments, adjust gimple_call_fntype and remove lhs even if it had
1908 previously addressable type.
1910 2016-06-02 Jeff Law <law@redhat.com>
1912 PR tree-optimization/71328
1913 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
1914 error when checking for a jump back onto the copied path.
1916 2016-06-02 David Malcolm <dmalcolm@redhat.com>
1918 * config/microblaze/microblaze.c (get_branch_target): Add return
1919 NULL_RTX for the non-CALL_P case.
1920 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
1921 (insert_wic): Remove unused local "j".
1923 2016-06-02 Martin Liska <mliska@suse.cz>
1925 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
1927 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
1928 Julia Koval <julia.koval@intel.com>
1930 * function.c (assign_parm_setup_stack): Force source into a
1932 * target.def (function_incoming_arg): Update documentation to
1933 allow arbitrary address computation based on hard register.
1934 * doc/tm.texi: Regenerated.
1936 2016-06-02 Martin Liska <mliska@suse.cz>
1938 * predict.c (combine_predictions_for_bb): Fix first match in
1939 cases where a first predictor contains more than one occurence
1940 in list of predictors. Take the best value in such case.
1942 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1944 PR rtl-optimization/71295
1945 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
1946 offset would go over the size of the inner mode reject it.
1948 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1950 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
1951 x=x,x and v=v,m instead of x=x,m.
1953 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
1954 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
1955 alternative to v=rm,C.
1957 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
1958 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
1959 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
1960 instead of vex for the last two above mentioned alternatives.
1962 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1965 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
1967 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
1969 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
1971 2016-06-01 David Malcolm <dmalcolm@redhat.com>
1973 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
1974 from int to unsigned.
1976 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1978 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
1979 alternatives, eliminating preferred register class. Add support
1980 for the MTVSRDD instruction in ISA 3.0.
1981 (vsx_splat_v4si_internal): Use splat_input_operand instead of
1982 reg_or_indexed_operand.
1983 (vsx_splat_v4sf_internal): Likewise.
1985 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1988 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
1989 for loading up all 0's or all 1's.
1991 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
1993 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
1995 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
1997 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
1999 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2000 * gcc.c (set_source_date_epoch_envvar): New function, sets
2001 the SOURCE_DATE_EPOCH environment variable to the current time.
2003 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2005 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2006 the factor for live Phi nodes.
2008 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2010 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2011 * tree-parloops.c (parallelize_loops): likewise.
2012 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2013 tree_unswitch_outer_loop): likewise.
2015 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2018 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2019 around creation of the temporary.
2021 2016-06-01 Richard Biener <rguenther@suse.de>
2023 PR tree-optimization/71366
2024 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2025 (unloop_loops): Move removing edges here ...
2026 (try_unroll_loop_completely): ... from here.
2027 (try_peel_loop): ... and here.
2028 (tree_unroll_loops_completely_1): Track parent loops via
2029 bitmap of header BBs.
2030 (tree_unroll_loops_completely): Adjust for that.
2032 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2034 * config/rs6000/altivec.h (vec_slv): New macro.
2035 (vec_srv): New macro.
2036 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2037 (UNSPEC_VSRV): New value.
2040 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2041 (vsrv): New builtin definition.
2042 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2043 define argument types for new builtin.
2044 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2046 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2049 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2050 Jocelyn Mayer <l_indien@magic.fr>
2053 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2054 detect processor family for signature_CENTAUR_ebx.
2055 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2056 signature_CENTAUR_ebx.
2057 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2058 <default>: Pass x86-64 for has_longmode.
2060 2016-06-01 Nathan Sidwell <nathan@acm.org>
2062 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2065 2016-06-01 Richard Biener <rguenther@suse.de>
2067 PR tree-optimization/71261
2068 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2069 of stmts successfully put in the bool pattern. Remove
2070 single-use restriction.
2071 (adjust_bool_pattern_cast): Add cast at the use site via the
2072 pattern def sequence.
2073 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2074 of patterned defs. Use the pattern def seqence instead of
2075 multiple independent patterns.
2076 (sort_after_uid): New qsort compare function.
2077 (adjust_bool_stmts): New function to process stmts in the bool
2078 pattern in IL order.
2079 (vect_recog_bool_pattern): Adjust.
2080 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2081 (ifcvt_walk_pattern_tree): Likewise.
2082 (stmt_is_root_of_bool_pattern): Likewise.
2083 (ifcvt_repair_bool_pattern): Likewise.
2084 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2086 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2088 * loop-unroll.c (decide_unroll_constant_iterations,
2089 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2090 likely upper bounds.
2091 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2093 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2095 * tree-core.h (enum omp_clause_code): Remove
2096 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2098 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2100 * config/arm/sync.md (arm_store_exclusive<mode>):
2101 Use 'H' output modifier on operands[2] rather than creating a new
2102 entry in out-of-bounds memory of the operands array.
2103 (arm_store_release_exclusivedi): Likewise.
2105 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2107 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2108 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2109 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2110 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2112 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2114 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2115 into account live statements for mask producers.
2117 2016-06-01 Richard Biener <rguenther@suse.de>
2119 PR tree-optimization/71311
2120 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2121 restrict to non-INTEGER_CST @0.
2123 2016-06-01 Richard Biener <rguenther@suse.de>
2125 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2126 (relational patterns): Use :c to avoid pattern duplications.
2128 2016-06-01 Richard Biener <rguenther@suse.de>
2130 * genmatch.c (comparison_code_p): New predicate.
2131 (swap_tree_comparison): New function.
2132 (commutate): Add for_vec parameter to append new for entries.
2133 Support commutating relational operators by swapping it alongside
2135 (lower_commutative): Adjust.
2136 (dt_simplify::gen): Do not pass artificial operators to gen
2138 (decision_tree::gen): Do not add artificial operators as parameters.
2139 (parser::parse_expr): Verify operator commutativity when :c is
2140 applied. Allow :C to override this.
2141 * match.pd: Adjust patterns to use :C instead of :c where required.
2143 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2145 PR tree-optimization/71077
2146 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2147 the combining step, use boolean_false_node and boolean_true_node
2148 as the designated false/true return values.
2150 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2152 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2153 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2154 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2157 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2159 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2160 of flags impliying the register renaming.
2161 * toplev.c (process_options): Do not imply flag_rename_registers with
2164 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2166 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2167 default implementation.
2169 2016-05-31 Nathan Sidwell <nathan@acm.org>
2171 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2173 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2175 * config/sh/constraints.md (b): Remove constraint.
2176 * config/sh/predicates.md (arith_reg_operand): Remove
2178 * config/sh/sh-modes.def (PDI): Remove.
2179 * config/sh/sh.c (sh_target_reg_class,
2180 sh_optimize_target_register_callee_saved): Remove functions.
2181 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2182 (sh_expand_epilogue): Update comment.
2183 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2184 sh_secondary_reload): Remove TARGET_REGS related code.
2185 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2186 TARGET_REGISTER_P): Remove macros.
2187 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2188 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2189 TR1_REG, TR2_REG): Remove constants.
2190 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2192 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2194 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2195 define_expand patterns.
2196 (adddi3_compact): Rename to adddi3.
2197 (subdi3_compact): Rename to subdi3.
2198 (*negdi2): Rename to negdi2.
2199 (*abs<mode>2): Rename to abs<mode>2.
2201 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2203 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2204 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2205 (atomic_sub_fetchsi): ... this new pattern.
2206 (mvtc): Add CC_REG clobber.
2208 2016-05-31 Marek Polacek <polacek@redhat.com>
2210 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2212 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2214 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2215 aarch64_fusion_enabled_p to check for fusion capabilities.
2217 2016-05-31 Richard Biener <rguenther@suse.de>
2219 PR tree-optimization/71352
2220 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2221 minus one and a negate.
2223 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2225 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2226 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2228 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2229 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2230 Remove use of aarch64_simd_attr_length_move, set length attribute
2232 (*aarch64_be_movoi): Likewise.
2233 (*aarch64_be_movci): Likewise.
2234 (*aarch64_be_movxi): Likewise.
2236 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2238 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2239 It no longer does that.
2240 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2242 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2244 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2245 attribute __unused__.
2247 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2249 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2250 * config/arm/arm.c (arm_arch_thumb1): Define.
2251 (arm_option_override): Initialize arm_arch_thumb1.
2252 * config/arm/arm.h (arm_arch_thumb1): Declare.
2253 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2254 support Thumb-1 ISA.
2256 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2259 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2260 `Yv' for scalar operand.
2262 2016-05-31 Tom de Vries <tom@codesourcery.com>
2264 PR tree-optimization/69068
2265 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2266 phis with more than two args.
2268 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2270 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2271 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2274 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2276 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2278 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2280 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2281 cpu_32, cpu_64, tune_32 and tune_64.
2282 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2284 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2286 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2288 2016-05-30 Andi Kleen <ak@linux.intel.com>
2290 * auto-profile.c (read_profile): Replace asserts with errors
2291 when file does not exist.
2292 * gcov-io.c (gcov_read_words): Dito.
2294 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2296 * tree-cfg.c (print_loop): Print likely upper bounds.
2298 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2300 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2301 * opts.c (default_options): Enable peel loops at -O3.
2302 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2303 (try_peel_loop): Do not re-peel already peeled loops;
2304 use likely upper bounds; fix profile updating.
2305 (pass_complete_unroll::execute): Initialize peeled_loops.
2307 2016-05-30 Martin Liska <mliska@suse.cz>
2309 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2310 computed costs by frequency of BB they belong to.
2311 (get_scaled_computation_cost_at): New function.
2313 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2314 Marc Glisse <marc.glisse@inria.fr>
2316 PR tree-optimization/71289
2317 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2319 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2321 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2323 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2325 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2326 for peeled copies; avoid underflow when updating estimates; correctly
2329 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2331 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2332 r236875. Corrected oe3 to oe2 as obvious.
2334 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2338 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2339 that inserted stmt will not dominate stmts that defines its operand.
2340 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2341 (rewrite_expr_tree_parallel): Likewise.
2343 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2346 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2347 all fields including stmt_to_insert are swapped.
2349 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2351 * predict.h (force_edge_cold): Declare.
2352 * predict.c (force_edge_cold): New function.
2353 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2355 (canonicalize_loop_induction_variables): Fix formating.
2357 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2359 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2360 (visium_expand_copysign): Use gen_int_mode directly.
2361 (visium_compute_frame_size): Minor tweaks.
2363 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2365 * tree-vect-loop.c (vect_analyze_loop_2): Use
2366 likely_max_stmt_executions_int.
2368 2016-05-30 Tom de Vries <tom@codesourcery.com>
2370 PR tree-optimization/69067
2371 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2373 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2376 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2377 New peepholes to remove unneeded fild/fistp pairs.
2378 (define_peephole2 atomic_loaddi_fpu): Ditto.
2380 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2382 * predict.c (maybe_hot_frequency_p): Avoid division.
2384 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2386 * doc/install.texi: Use https for shop.fsf.org.
2388 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2390 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2391 likely_max_stmt_executions_int.
2393 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2395 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2396 likely_max_stmt_executions_int.
2398 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2400 * profile.c (compute_branch_probabilities): Do not report hitrates
2402 (branch_prob): Report hitrates here.
2403 * predict.c (gimple_predict_edge): Do not assert profile status;
2404 fix formatting issues.
2406 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2408 * predict.c (edge_predicted_by_p): New function.
2409 (predict_paths_for_bb): Do not put multiple predictions of the same type
2412 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2414 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2417 2016-05-28 Alan Modra <amodra@gmail.com>
2419 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2421 2016-05-28 Alan Modra <amodra@gmail.com>
2423 PR rtl-optimization/71275
2424 * ira.c (ira): Free dominance info.
2426 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2428 * doc/sourcebuild.texi: New address for upstream Go repository.
2430 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2432 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2433 (TARGET_ARM_V7M): Likewise.
2435 2016-05-26 Jeff Law <law@redhat.com>
2437 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2438 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2439 * passes.def: Add jump threading passes before DOM/VRP.
2440 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2441 argument to a basic block from an edge. Remove tests which are
2443 (pass_data_thread_jumps, class pass_thread_jumps): New.
2444 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2445 (make_pass_thread_jumps): Likewise.
2446 * tree-pass.h (make_pass_thread_jumps): Declare.
2448 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2450 * config/visium/visium-protos.h (split_double_move): Rename into...
2451 (visium_split_double_move): ...this.
2452 (visium_split_double_add): Declare.
2453 * config/visium/visium.c (split_double_move): Rename into...
2454 (visium_split_double_move): ...this.
2455 (visium_split_double_add): New function.
2456 (visium_expand_copysign): Renumber operands for consistency.
2457 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2458 (DFmode move splitter): Likewise.
2459 (*addi3_insn): Split by means of visium_split_double_add.
2460 (*adddi3_insn_flags): Delete.
2461 (*plus_plus_sltu<subst_arith>): New insn.
2462 (*subdi3_insn): Split by means of visium_split_double_add.
2463 (subdi3_insn_flags): Delete.
2464 (*minus_minus_sltu<subst_arith>): New insn.
2465 (*negdi2_insn): Split by means of visium_split_double_add.
2466 (*negdi2_insn_flags): Delete.
2468 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2470 * configure.ac: Treat a --with-headers option without argument
2471 the same as the default (i.e. consult sys-include directory).
2472 * configure: Regenerate.
2474 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2476 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2477 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2479 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2480 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2482 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2485 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2486 tree-stdarg analysis results.
2487 (aarch64_setup_incoming_varargs): Likewise.
2489 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2491 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2492 va_list_gpr_counter_field and va_list_fpr_counter_field.
2494 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2497 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2498 * config/aarch64/aarch64.c
2499 (aarch64_cannot_change_mode_class): Remove function.
2500 * config/aarch64/aarch64-protos.h
2501 (aarch64_cannot_change_mode_class): Remove.
2503 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2505 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2506 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2507 get_likely_max_loop_iterations_int): New.
2508 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2509 any_likely_upper_bound.
2510 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2512 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2513 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2515 (unroll_loop_constant_iterations): Likewise.
2516 (unroll_loop_runtime_iterations): Likewise.
2517 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2518 * lto-streamer-out.c (output_cfg): Likewise.
2519 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2521 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2522 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2523 (likely_max_loop_iterations): New.
2524 (likely_max_loop_iterations_int): New.
2525 (likely_max_stmt_executions): New.
2526 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2527 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2528 likely_max_stmt_executions): Declare.
2530 2016-05-27 Marek Polacek <polacek@redhat.com>
2533 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2535 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2537 * config/s390/s390.md (2x risbg splitters): Use
2538 reg_overlap_mentioned_p instead of rtx_equal_p.
2540 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2542 * combine.c (make_compound_operation): Take known zero bits into
2543 account when checking for possible zero_extend.
2545 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2547 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
2548 Use const_int_operand for operand 2 predicate. Simplify expand code
2551 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
2554 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
2557 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2559 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
2560 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
2561 that returns CC_SESWPmode and CC_ZESWPmode.
2562 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
2564 (aarch64_rtx_costs): Likewise.
2566 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2568 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2569 for ISA 3.0 min/max support.
2570 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2571 conditional move support.
2572 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2573 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2575 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2576 conditional moves where the comparison type is different from move
2578 (fp_minmax): New code iterator for smin/smax.
2579 (minmax): New code attributes for min/max.
2580 (SMINMAX): Likewise.
2581 (smax<mode>3): Combine min, max insns into one insn using the
2582 fp_minmax code iterator. Add support for ISA 3.0 min/max
2583 instructions that don't need -ffast-math.
2584 (s<minmax><mode>3): Likewise.
2585 (smax<mode>3_vsx): Likewise.
2586 (smin<mode>3): Likewise.
2587 (s<minmax><mode>3_vsx): Likewise.
2588 (smin<mode>3_vsx): Likewise.
2589 (pre-VSX min/max splitters): Likewise.
2590 (s<minmax><mode>3_fpr): Likewise.
2591 (movsfcc): Rewrite floating point conditional moves to combine
2592 SFmode/DFmode into a single insn.
2593 (mov<mode>cc): Likewise.
2594 (movdfcc): Likewise.
2595 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
2596 SFDF2 iterators to handle all combinations.
2597 (fseldfsf4): Likewise.
2598 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
2599 (fseldfdf4): Likewise.
2600 (fselsfdf4): Likewise.
2601 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
2602 comparison instructions that set a 0/-1 mask, and use it for
2603 floating point conditional move via XXSEL.
2604 (fpmask<mode>): Likewise.
2605 (xxsel<mode>): Likewise.
2606 * config/rs6000/predicates.md (min_max_operator): Delete, no
2608 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
2609 instructions that generate a 0/-1 mask for use with XXSEL.
2610 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
2611 say whether floating point min/max is available, either through
2612 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
2613 (TARGET_MINMAX_DF): Likewise.
2615 2016-05-27 Alan Modra <amodra@gmail.com>
2617 PR rtl-optimization/71275
2618 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
2619 for update_equiv_regs and combine_and_move_insns.
2621 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
2623 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
2624 if_then_else or cond RTXes to calculate attribute value.
2625 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
2626 <attr "length_immediate>: Ditto.
2627 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
2628 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
2629 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
2630 <attr "type">: Ditto.
2631 <attr "prefix_data16">: Ditto.
2632 <attr "prefix_extra">: Ditto.
2633 <attr "length_immediate">: Ditto.
2634 <attr "prefix">: Ditto.
2635 (vec_set<mode>_0) <attr "isa">: Ditto.
2636 <attr "prefix_extra">: Ditto.
2637 <attr "length_immediate">: Ditto.
2638 <attr "prefix">: Ditto.
2639 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
2640 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
2641 (sse2_storelpd) <attr "prefix_data16">: Ditto.
2642 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
2643 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
2644 <attr "length_immediate">: Ditto.
2645 <attr "prefix">: Ditto.
2646 (sse2_movsd) <attr "length_immediate">: Ditto.
2647 <attr "prefix">: Ditto.
2648 (vec_concatv2df) <attr "isa">: Ditto.
2649 <attr "prefix">: Ditto.
2650 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
2651 (*vec_extractv2di_1) <attr "isa">: Ditto.
2652 <attr "type">: Ditto.
2653 <attr "length_immediate">: Ditto.
2654 <attr "prefix_rex">: Ditto.
2655 <attr "prefix_extra">: Ditto.
2656 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
2657 <attr "prefix_extra">: Ditto.
2658 <attr "length_immediate">: Ditto.
2659 (vec_concatv2di) <attr "isa">: Ditto.
2660 <attr "prefix_extra">: Ditto.
2661 <attr "length_immediate">: Ditto.
2662 <attr "prefix">: Ditto.
2664 2016-05-26 Martin Liska <mliska@suse.cz>
2666 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
2668 (operator+): Likewise.
2669 (operator-): Likewise.
2670 (comp_cost::operator+=): Likewise.
2671 (comp_cost::operator-=): Likewise.
2672 (comp_cost::operator/=): Likewise.
2673 (comp_cost::operator*=): Likewise.
2674 (operator<): Likewise.
2675 (operator==): Likewise.
2676 (operator<=): Likewise.
2678 (infinite_cost_p): Likewise.
2679 (add_costs): Likewise.
2680 (sub_costs): Likewise.
2681 (compare_costs): Likewise.
2682 (set_group_iv_cost): Use the newly introduced functions.
2683 (get_address_cost): Likewise.
2684 (get_shiftadd_cost): Likewise.
2685 (force_expr_to_var_cost): Likewise.
2686 (split_address_cost): Likewise.
2687 (ptr_difference_cost): Likewise.
2688 (difference_cost): Likewise.
2689 (get_computation_cost_at): Likewise.
2690 (determine_group_iv_cost_generic): Likewise.
2691 (determine_group_iv_cost_address): Likewise.
2692 (determine_group_iv_cost_cond): Likewise.
2693 (autoinc_possible_for_pair): Likewise.
2694 (determine_group_iv_costs): Likewise.
2695 (cheaper_cost_pair): Likewise.
2696 (iv_ca_recount_cost): Likewise.
2697 (iv_ca_set_no_cp): Likewise.
2698 (iv_ca_set_cp): Likewise.
2699 (iv_ca_cost): Likewise.
2700 (iv_ca_new): Likewise.
2701 (iv_ca_dump): Likewise.
2702 (iv_ca_narrow): Likewise.
2703 (iv_ca_prune): Likewise.
2704 (iv_ca_replace): Likewise.
2705 (try_add_cand_for): Likewise.
2706 (try_improve_iv_set): Likewise.
2707 (find_optimal_iv_set): Likewise.
2709 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
2711 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
2712 that internal functions will clobber all caller-saved registers.
2714 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2716 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
2717 Return a better case_values_threshold when optimizing.
2719 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2721 * config/aarch64/aarch64-simd.md (aarch64_combinez):
2722 Add ? to integer variant.
2723 (aarch64_combinez_be): Likewise.
2725 2016-05-26 Jakub Jelinek <jakub@redhat.com>
2727 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
2728 instead of x constraint.
2729 (vcvtps2ph256<mask_name>): Likewise.
2731 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
2732 alternative. Formatting fix.
2734 * config/i386/sse.md
2735 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
2737 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
2738 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
2739 maybe_evex prefix instead of vex.
2740 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
2741 EXT_REX_SSE_REG_P (op0) case in the splitter.
2743 2016-05-25 Jeff Law <law@redhat.com>
2745 PR tree-optimization/71272
2746 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
2747 Update comments. Add test for empty path.
2749 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
2751 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
2752 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
2753 special case builtin.
2754 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2755 code for ALTIVEC_BUILTIN_VEC_CMPNE.
2756 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2757 for __builtin_vec_cmpne.
2759 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
2761 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
2762 redundant test and bail out if the type of the new operand is not
2763 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
2765 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2767 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
2768 (x_ix86_target_flags_explicit): Remove.
2769 * config/i386/i386.c (ix86_function_specific_save): Do not copy
2770 x_ix86_target_flags_explicit.
2771 (ix86_function_specific_restore): Ditto.
2773 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2774 H.J. Lu <hongjiu.lu@intel.com>
2777 * common/config/i386/i386-common.c
2778 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
2779 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
2780 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
2781 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
2782 (-mgeneral-regs-only): Add new option.
2783 * config/i386/i386.c (ix86_option_override_internal): Don't enable
2784 x87 instructions if only general registers are allowed.
2785 (ix86_target_string): Add ix86_flags argument. Handle additional
2786 flags options through ix86_flags argument. Update all callers.
2787 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
2789 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2791 PR rtl-optimization/66940
2792 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
2793 decrementing desired_val will not overflow before performing these
2796 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
2798 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
2799 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
2800 * config/i386/i386.c (enum ix86_builtins): Add
2801 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
2802 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
2803 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
2804 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
2805 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
2806 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
2807 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
2808 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
2809 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
2810 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
2811 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
2812 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
2813 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
2814 __builtin_ia32_cvtps2dq512_mask.
2815 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
2816 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
2817 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
2818 * config/i386/sse.md
2819 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
2821 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
2822 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
2824 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
2825 (avx512f_vec_pack_sfix_v8df): New define_expand.
2826 (avx512f_roundpd512): Rename to ...
2827 (avx512f_round<castmode>512): ... this. Change iterator.
2828 (avx512f_roundps512_sfix): New define_expand.
2829 (round<mode>2_sfix): Change iterator.
2831 2016-05-25 Nick Clifton <nickc@redhat.com>
2833 * config/msp430/msp430.c (msp430_attr): Produce an error if a
2834 static interrupt handler is detected.
2835 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
2836 default linker script.
2837 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
2838 the low part of a symbolic pointer.
2840 2016-05-25 Richard Biener <rguenther@suse.de>
2842 PR tree-optimization/71261
2843 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
2844 interesting stmt instead of immediate uses when looking
2845 for the use operand to replace.
2847 2016-05-25 Martin Liska <mliska@suse.cz>
2849 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
2851 2016-05-25 Richard Biener <rguenther@suse.de>
2853 PR tree-optimization/71264
2854 * tree-vect-stmts.c (vect_init_vector): Properly deal with
2857 2016-05-25 Martin Liska <mliska@suse.cz>
2859 PR tree-optimization/71239
2860 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
2861 if DECL_SIZE is NULL.
2863 2016-05-25 Richard Biener <rguenther@suse.de>
2865 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
2866 * tree-if-conv.c (pass_data_if_conversion): Use it.
2868 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2870 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
2871 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
2872 * varpool.c (varpool_node::get_availability): Likewise.
2874 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2876 * config/rs6000/altivec.md (VNEG iterator): New iterator for
2877 VNEGW/VNEGD instructions.
2878 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
2879 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
2880 support for ISA 3.0 VNEGW/VNEGD instructions.
2882 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2884 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
2885 pointers inside OACC_DATA regions.
2886 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
2887 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
2888 (gimplify_adjust_omp_clauses): Fix typo in comment.
2890 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2892 * config/rs6000/altivec.md (VParity): New mode iterator for vector
2893 parity built-in functions.
2894 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
2896 (p9v_parity<mode>2): Likewise.
2897 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
2899 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
2900 (parity<mode>2): ISA 3.0 expander for vector parity.
2901 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
2903 (BU_P9_64BIT_MISC_0): Likewise.
2904 (BU_P9_MISC_0): Likewise.
2905 (BU_P9V_AV_1): Likewise.
2906 (BU_P9V_AV_2): Likewise.
2907 (BU_P9V_AV_3): Likewise.
2908 (BU_P9V_AV_P): Likewise.
2909 (BU_P9V_VSX_1): Likewise.
2910 (BU_P9V_OVERLOAD_1): Likewise.
2911 (BU_P9V_OVERLOAD_2): Likewise.
2912 (BU_P9V_OVERLOAD_3): Likewise.
2913 (VCTZB): Add vector count trailing zeros support.
2917 (VPRTYBD): Add vector parity support.
2918 (VPRTYBQ): Likewise.
2919 (VPRTYBW): Likewise.
2920 (VCTZ): Add overloaded vector count trailing zeros support.
2921 (VPRTYB): Add overloaded vector parity support.
2922 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2923 overloaded vector count trailing zeros and parity instructions.
2924 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
2925 vector parity support.
2926 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
2927 trailing zeros support.
2928 (vec_cntlz): Likewise.
2929 (vec_vctzb): Likewise.
2930 (vec_vctzd): Likewise.
2931 (vec_vctzh): Likewise.
2932 (vec_vctzw): Likewise.
2933 (vec_vprtyb): Add ISA 3.0 vector parity support.
2934 (vec_vprtybd): Likewise.
2935 (vec_vprtybw): Likewise.
2936 (vec_vprtybq): Likewise.
2937 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2938 the ISA 3.0 vector count trailing zeros and vector parity built-in
2941 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2943 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
2944 when there is stmt_to_insert.
2946 2016-05-24 Martin Sebor <msebor@redhat.com>
2949 * tree.h (complete_or_array_type_p): New inline function.
2951 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2953 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
2954 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
2955 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
2957 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
2958 Limit 1st alternative to noavx isa, split 2nd alternative into one
2959 noavx and one avx alternative, use *x and Bm in the former and
2960 x and m in the latter.
2962 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
2963 of sse4 for the first alternative, drop %v from the template
2964 and d operand modifier. Split second alternative into one sse4_noavx
2965 and one avx alternative, use *x instead of *v in the former and v
2966 instead of *v in the latter.
2967 (*sse4_1_extractps): Use noavx isa instead of * for the first
2968 alternative, drop %v from the template. Split second alternative into
2969 one noavx and one avx alternative, use *x instead of *v in the
2970 former and v instead of *v in the latter.
2971 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
2972 with noavx and the last one with avx.
2973 (sse4_1_phminposuw): Guard first alternative with noavx isa,
2974 split the second one into one noavx and one avx alternative,
2975 use *x and Bm in the former and x and m in the latter one.
2976 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
2979 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
2980 first two alternatives to noavx, use *x instead of *v in the second
2981 one, add avx alternative without *.
2982 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
2983 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
2984 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
2986 2016-05-24 Jeff Law <law@redhat.com>
2988 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
2989 New function, extracted from...
2990 (fsm_find_control_statement_thread_paths): Here. Use the new function.
2991 Allow simple copies and constant initializations in the SSA chain.
2993 2016-05-24 Marek Polacek <polacek@redhat.com>
2996 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
2999 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3002 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3003 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3004 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3005 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3006 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3008 2016-05-24 Richard Biener <rguenther@suse.de>
3010 PR tree-optimization/71240
3011 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3014 2016-05-24 Richard Biener <rguenther@suse.de>
3016 PR tree-optimization/71230
3017 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3019 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3021 * tree-vectorizer.h (vectorizable_comparison): Delete.
3022 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3023 PURE_SLP_STMT check.
3024 * tree-vect-stmts.c (vectorizable_call): Likewise.
3025 (vectorizable_simd_clone_call): Likewise.
3026 (vectorizable_conversion): Likewise.
3027 (vectorizable_assignment): Likewise.
3028 (vectorizable_shift): Likewise.
3029 (vectorizable_operation): Likewise.
3030 (vectorizable_load): Likewise.
3031 (vectorizable_condition): Likewise.
3032 (vectorizable_store): Likewise. Assert that we don't have
3034 (vectorizable_comparison): Make static. Remove redundant
3035 PURE_SLP_STMT check.
3036 (vect_transform_stmt): Assert that we always have an slp_node
3039 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3041 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3042 operands[2] against 1 with comparison against CONST1_RTX.
3043 (<shift>di3_neon): Likewise.
3044 * config/arm/predicates.md (const0_operand): Replace with comparison
3047 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3049 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3050 operands[2] against 1 with comparison against CONST1_RTX.
3051 (ashrdi3): Likewise.
3052 (lshrdi3): Likewise.
3053 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3055 (ashrsi3): Likewise.
3056 (lshrsi3): Likewise.
3057 (rotrsi3): Likewise.
3058 (define_split above *compareqi_eq0): Likewise.
3059 (define_split above "prologue"): Likewise.
3060 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3061 * config/arm/predicates.md (shift_operator): Likewise.
3062 (shift_nomul_operator): Likewise.
3063 (sat_shift_operator): Likewise.
3064 (thumb1_cmp_operand): Likewise.
3065 (const_neon_scalar_shift_amount_operand): Replace manual range
3066 check with IN_RANGE.
3067 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3068 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3070 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3072 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3073 with HOST_WIDE_INT_1.
3075 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3076 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3077 (arm_canonicalize_comparison): Likewise.
3078 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3080 (thumb1_size_rtx_costs): Likewise.
3081 (vfp_const_double_index): Replace cast of 1 to unsigned
3082 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3083 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3085 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3086 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3087 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3088 HOST_WIDE_INT with HOST_WIDE_INT_1.
3090 2016-05-24 Marek Polacek <polacek@redhat.com>
3092 * tree-cfg.h (should_remove_lhs_p): New predicate.
3093 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3094 * gimplify.c (gimplify_modify_expr): Likewise.
3095 * tree-cfg.c (verify_gimple_call): Likewise.
3096 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3097 * gimple-fold.c: Include "tree-cfg.h".
3098 (gimple_fold_call): Use should_remove_lhs_p.
3100 2016-05-24 Richard Biener <rguenther@suse.de>
3102 PR tree-optimization/71253
3103 * cfganal.h (control_dependences): Make robust against edge
3105 (control_dependences::control_dependences): Remove edge_list argument.
3106 (control_dependences::get_edge): Remove.
3107 (control_dependences::get_edge_src): Add.
3108 (control_dependences::get_edge_dest): Likewise.
3109 (control_dependences::m_el): Make a vector of edge src/dest index.
3110 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3111 (control_dependences::control_dependences): Likewise.
3112 (control_dependences::~control_dependence): Likewise.
3113 (control_dependences::get_edge): Remove.
3114 (control_dependences::get_edge_src): Add.
3115 (control_dependences::get_edge_dest): Likewise.
3116 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3118 (perform_tree_ssa_dce): Adjust.
3119 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3121 (pass_loop_distribution::execute): Adjust. Do loop destroying
3122 conditional on changed.
3124 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3127 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3128 return. Reindent transformation comment and mention the ARM state
3131 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3134 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3135 after build_and_add_sum creates new use stmt.
3137 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3139 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3140 load_lanes/grouped_load classification comes first. Don't check
3141 whether the vectorization factor is a multiple of the group size
3144 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3146 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3147 GROUP_GAP for single-element interleaving.
3148 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3151 2016-05-24 Richard Biener <rguenther@suse.de>
3155 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3156 bases which are accessed with non-invariant indices.
3157 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3158 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3160 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3163 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3164 (add_to_ops_vec): Add stmt_to_insert.
3165 (add_repeat_to_ops_vec): Init stmt_to_insert.
3166 (insert_stmt_before_use): New.
3167 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3169 (get_ops): Init stmt_to_insert.
3170 (maybe_optimize_range_tests): Likewise.
3171 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3172 (rewrite_expr_tree_parallel): Likewise.
3173 (reassociate_bb): Likewise.
3175 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3178 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3179 ISA 3.0 xxperm fusion alternative.
3180 (altivec_vperm_v8hiv16qi): Likewise.
3181 (altivec_vperm_<mode>_uns_internal): Likewise.
3182 (vperm_v8hiv4si): Likewise.
3183 (vperm_v16qiv8hi): Likewise.
3185 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3186 Kelvin Nilsen <kelvin@gcc.gnu.org>
3188 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3189 vpermr/xxpermr on ISA 3.0.
3190 (altivec_expand_vec_perm_le): Likewise.
3191 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3192 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3195 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3197 * config/i386/i386.h (IS_STACK_MODE): Enable for
3198 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3199 SSE_FLOAT_MODE_P macros.
3200 * config/i386/i386.c (ix86_preferred_reload_class): Use
3201 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3202 Cleanup regclass processing for CONST_DOUBLE_P.
3203 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3204 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3205 with IS_STACK_MODE macro.
3206 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3208 (*movdf_internal): Use IS_STACK_MODE macro.
3209 (*movsf_internal): Ditto.
3211 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3213 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3214 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3216 2016-05-23 Jeff Law <law@redhat.com>
3218 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3220 (fsm_find_control_statement_thread_paths): Call it.
3222 2016-05-23 Martin Jambor <mjambor@suse.cz>
3225 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3226 from_global_constant if t is not NULL.
3228 2016-05-23 Marek Polacek <polacek@redhat.com>
3231 * common.opt (Wswitch-unreachable): New option.
3232 * doc/invoke.texi: Document -Wswitch-unreachable.
3233 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3236 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3238 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3239 TMR_INDEX is non-NULL.
3241 2016-05-23 Richard Biener <rguenther@suse.de>
3243 PR tree-optimization/71230
3244 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3245 (try_special_add_to_ops): ... here. Always test for single-use.
3247 2016-05-23 Martin Jambor <mjambor@suse.cz>
3249 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3250 default block if a PHI node in the original one would be resized.
3252 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3254 PR tree-optimization/58135
3255 * tree-vect-slp.c: When group size is not multiple
3256 of vector size, allow splitting of store group at
3259 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3261 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3263 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3265 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3266 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3267 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3270 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3271 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3272 v constraint instead of x and vinserti32x4 insn.
3274 * config/i386/sse.md (i128vldq): New mode iterator.
3275 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3276 avx512dq and avx512vl alternatives.
3278 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3279 constraint, use maybe_evex prefix instead of vex.
3280 (vec_dupv4sf): Use v constraint instead of x for output
3281 operand except for noavx alternative, use Yv constraint
3282 instead of x for input. Use maybe_evex prefix instead of vex.
3283 (*vec_dupv4si): Likewise.
3284 (*vec_dupv2di): Likewise.
3286 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3289 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3290 (linearize_expr_tree): Call try_special_add_to_ops.
3291 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3293 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3295 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3296 to computed stack_usage.
3298 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3301 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3302 operand is subreg (symbol_ref) then move the symbol ref to register.
3304 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3306 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3308 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3311 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3314 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3316 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3317 ranges by calling get_single_symbol and tidy up. Look more closely
3318 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3320 2016-05-20 Jeff Law <law@redhat.com>
3322 * bitmap.c (bitmap_find_bit): Remove useless test.
3324 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3326 * function.c (thread_prologue_and_epilogue_insns): Commit the
3327 insertion of the epilogue.
3329 2016-05-20 Martin Jambor <mjambor@suse.cz>
3331 PR tree-optimization/70884
3332 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3333 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3334 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3335 of constant pool data as a reason for scalarization.
3337 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3339 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3340 for naked functions.
3341 (thumb1_expand_prologue): Likewise.
3343 2016-05-20 Nathan Sidwell <nathan@acm.org>
3345 * config/nvptx/nptx.c (nvptx_option_override): Only set
3346 flag_toplevel_reorder, if not explicitly specified. Set
3347 flag_no_common, unless explicitly specified.
3349 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3351 * calls.c (can_implement_as_sibling_call_p): Mark param
3352 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3354 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3356 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3357 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3358 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3360 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3361 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3364 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3366 * config/nvptx/nvptx.md (sincossf3): New pattern.
3368 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3370 * calls.c (maybe_complain_about_tail_call): New function.
3371 (initialize_argument_information): Call
3372 maybe_complain_about_tail_call when clearing *may_tailcall.
3373 (can_implement_as_sibling_call_p): Call
3374 maybe_complain_about_tail_call when returning false.
3375 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3376 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3377 if tail-call optimization fails.
3378 * cfgexpand.c (expand_call_stmt): Initialize
3379 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3380 * gimple-pretty-print.c (dump_gimple_call): Dump
3381 gimple_call_must_tail_p.
3382 * gimple.c (gimple_build_call_from_tree): Call
3383 gimple_call_set_must_tail with the value of
3384 CALL_EXPR_MUST_TAIL_CALL.
3385 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3386 (gimple_call_set_must_tail): New function.
3387 (gimple_call_must_tail_p): New function.
3388 * print-tree.c (print_node): Update printing of TREE_STATIC
3389 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3390 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3391 trailing comment listing applicable flags.
3392 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3394 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3396 * calls.c (expand_call): Move "Rest of purposes for tail call
3397 optimizations to fail" to...
3398 (can_implement_as_sibling_call_p): ...this new function, and
3399 split into multiple "if" statements.
3401 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3403 * cfgloop.h (expected_loop_iterations_unbounded,
3404 expected_loop_iterations): Unconstify.
3405 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3406 profile with known upper bound; return 3 when profile is absent.
3407 (expected_loop_iterations): Update.
3409 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3411 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3412 and get_max_loop_iterations_int.
3414 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3416 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3417 realistic upper bounds here.
3419 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3422 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3423 calls if the LHS is variable length or has addressable type.
3424 If targets[0]->decl is a noreturn call with void return type and
3425 zero arguments, adjust fntype and remove lhs in that case.
3427 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3429 PR tree-optimization/71079
3430 PR tree-optimization/71206
3431 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3433 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3435 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3436 (get_vec_alignment_for_array_decl): Likewise.
3437 (get_vec_alignment_for_record_decl): Likewise.
3438 (increase_alignment::execute): Move code to find alignment to
3439 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3440 (type_align_map): New hash_map.
3442 2016-05-20 Richard Guenther <rguenther@suse.de>
3444 PR tree-optimization/29756
3445 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3446 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3447 * fold-const.c (operand_equal_p): Likewise.
3448 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3449 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3450 * tree-inline.c (estimate_operator_cost): Likewise.
3451 * tree-pretty-print.c (dump_generic_node): Likewise.
3452 * tree-ssa-operands.c (get_expr_operands): Likewise.
3453 * cfgexpand.c (expand_debug_expr): Likewise.
3454 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3455 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3456 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3457 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3458 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3459 (execute_update_addresses_taken): Do it.
3461 2016-05-20 Richard Biener <rguenther@suse.de>
3463 PR tree-optimization/71185
3464 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3465 register operations.
3467 2016-05-20 Richard Biener <rguenther@suse.de>
3469 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3470 gimple_seq_add_seq_without_update.
3471 (release_bb_predicate): Assert we have no operands to free.
3472 (if_convertible_loop_p_1): Calculate post dominators later.
3473 Do not free BB predicates here.
3474 (combine_blocks): Do not recompute BB predicates.
3475 (version_loop_for_if_conversion): Save BB predicates around
3478 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3480 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3481 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3482 code. Ignore sibcalls on EDGE_IGNORE edges.
3483 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3484 on edges for sibcalls that run without prologue. The rest of the
3485 function is combined from...
3486 (fix_fake_fallthrough_edge): ... this, and ...
3487 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3488 function argument, make it a local variable.
3490 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3492 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3493 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3494 for 32-bit mode and SEH for 64-bit.
3495 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3496 TARGET_64BIT_DEFAULT.
3498 2016-05-19 Ryan Burn <contact@rnburn.com>
3500 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3501 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3503 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3505 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3506 force pending loads from memory.
3508 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3510 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3511 (UNSPEC_DARN_32): New unspec constant.
3512 (UNSPEC_DARN_RAW): New unspec constant.
3513 (darn_32): New instruction.
3514 (darn_raw): New instruction.
3515 (darn): New instruction.
3516 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3517 support and documentation for this macro.
3518 (BU_P9_MISC_1): New macro definition.
3519 (BU_P9_64BIT_MISC_0): New macro definition.
3520 (BU_P9_MISC_0): New macro definition.
3521 (darn_32): New builtin definition.
3522 (darn_raw): New builtin definition.
3523 (darn): New builtin definition.
3524 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3525 RS6000_BUILTIN_0 directives to surround each occurrence of
3526 #include "rs6000-builtin.def".
3527 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3528 RS6000_BTM_64BIT flags to the returned mask, depending on
3530 (def_builtin): Correct an error in the assignments made to the
3531 debugging variable attr_string.
3532 (rs6000_expand_builtin): Add support for no-operand built-in
3534 (builtin_function_type): Remove fatal_error assertion that is no
3536 (rs6000_common_init_builtins): Add support for no-operand built-in
3538 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3540 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3542 (RS6000_BTM_64BIT): New macro definition.
3543 * doc/extend.texi: Document __builtin_darn (void),
3544 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3547 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
3549 * tree-vect-loop.c (vect_analyze_loop_2): Use also
3550 max_loop_iterations_int.
3552 2016-05-19 Marek Polacek <polacek@redhat.com>
3554 PR tree-optimization/71031
3555 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3556 condition and adjust the code a bit.
3558 2016-05-19 Martin Liska <mliska@suse.cz>
3560 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
3561 auto_vec instead of vec.
3563 2016-05-19 Martin Liska <mliska@suse.cz>
3565 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
3567 2016-05-19 Martin Liska <mliska@suse.cz>
3569 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
3571 2016-05-19 Martin Liska <mliska@suse.cz>
3573 * ipa-pure-const.c (set_function_state): Remove an existing
3575 (remove_node_data): Do not free it as it's released
3576 in set_function_state.
3578 2016-05-19 Martin Liska <mliska@suse.cz>
3580 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
3583 2016-05-19 Martin Liska <mliska@suse.cz>
3585 * omp-simd-clone.c (simd_clone_adjust): Release vector.
3587 2016-05-19 Martin Liska <mliska@suse.cz>
3589 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
3590 an auto_vec instead of re-creating it.
3592 2016-05-19 Martin Liska <mliska@suse.cz>
3594 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
3595 auto_vec instead of vec.
3597 2016-05-19 Martin Liska <mliska@suse.cz>
3599 * lto-section-in.c (lto_get_section_data): Call
3600 lto_check_version with additional argument.
3601 * lto-streamer.c (lto_check_version): Add new argument.
3602 * lto-streamer.h (lto_check_version): Likewise.
3604 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3606 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
3607 Don't add cost of inner memory when handling sign-extended loads.
3609 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
3611 PR rtl-optimization/71148
3612 * cse.c (cse_main): Free dominance info.
3613 (rest_of_handle_cse): Don't free dominance info.
3614 (rest_of_handle_cse2): Likewise.
3615 (rest_of_handle_cse_after_global_opts): Likewise.
3617 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3620 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3621 NULL_TREE early if NEON is not available. Remove now redundant check
3622 in ARM_CHECK_BUILTIN_MODE.
3624 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
3627 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
3628 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
3629 * doc/cpp.texi: Document new macros.
3631 2016-05-19 Bin Cheng <bin.cheng@arm.com>
3633 PR tree-optimization/69848
3634 * tree-vect-loop.c (vectorizable_reduction): Don't factor
3635 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
3637 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3639 * function.c (thread_prologue_and_epilogue_insn): Move the
3640 "goto epilogue_done" one block later.
3642 2016-05-19 Richard Biener <rguenther@suse.de>
3644 PR tree-optimization/70729
3645 * passes.def: Move LIM pass before PRE. Remove no longer
3646 required copyprop and move first DCE out of the loop pipeline.
3648 2016-05-18 David Malcolm <dmalcolm@redhat.com>
3651 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
3652 (OBJS-libcommon-target): ...here.
3653 * opts-common.c: Include spellcheck.h.
3654 (cmdline_handle_error): Build a vec of valid options and use it
3655 to suggest provide hints for misspelled arguments.
3657 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3660 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
3661 lhs if it has TREE_ADDRESSABLE type.
3663 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
3666 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
3667 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
3669 2016-05-18 Martin Jambor <mjambor@suse.cz>
3672 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
3673 input for NOP_EXPR pass-through functions.
3674 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
3675 aggregate global constant VAR_DECLs in constant jump functions.
3677 2016-05-18 Martin Jambor <mjambor@suse.cz>
3680 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
3681 from TREE_READONLY parameters.
3683 2016-05-18 Martin Jambor <mjambor@suse.cz>
3686 * cgraph.h (cgraph_indirect_call_info): New field
3687 guaranteed_unmodified.
3688 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
3689 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3691 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
3692 pass the parameter value to ipa_find_agg_cst_for_param.
3693 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
3694 guaranteed_unmodified, store AA results there instead of bailing out
3696 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
3697 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
3698 (find_constructor_constant_at_offset): New function.
3699 (ipa_find_agg_cst_from_init): Likewise.
3700 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
3701 static initializers of contants, report back through a new paameter
3702 from_global_constant if that was the case.
3703 (try_make_edge_direct_simple_call): Also pass parameter value to
3704 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3706 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
3707 (ipa_read_indirect_edge_info): Likewise.
3708 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
3709 (ipa_load_from_parm_agg): Likewise.
3711 2016-05-18 Jiong Wang <jiong.wang@arm.com>
3713 PR rtl-optimization/71150
3714 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
3717 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3720 * config/rs6000/constraints.md (wE constraint): New constraint
3721 for a vector constant that can be loaded with XXSPLTIB.
3722 (wM constraint): New constraint for a vector constant of a 1's.
3723 (wS constraint): New constraint for a vector constant that can be
3724 loaded with XXSPLTIB and a vector sign extend instruction.
3725 * config/rs6000/predicates.md (xxspltib_constant_split): New
3726 predicates for wE/wS constraints.
3727 (xxspltib_constant_nosplit): Likewise.
3728 (easy_vector_constant): Add support for constants that can be
3729 loaded via XXSPLTIB.
3730 (all_ones_constant): New predicate for vector constant with all
3732 (splat_input_operand): Add support for ISA 3.0 word splat operations.
3733 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
3734 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
3735 instruction and possibly with a sign extension.
3736 (output_vec_const_move): Add support for XXSPLTIB. If we are
3737 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
3738 instead of XXLXOR/XXLORC.
3739 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
3741 (rs6000_legitimize_reload_address): Likewise.
3742 (rs6000_output_move_128bit): Use output_vec_const_move to emit
3744 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
3745 combine VSX_M and VSX_M2 into one iterator.
3747 (VSINT_84): New iterators for loading constants with XXSPLTIB.
3748 (VSINT_842): Likewise.
3749 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
3750 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
3751 XXSPLTIB instruction.
3752 (xxspltib_<mode>_nosplit): Likewise.
3753 (xxspltib_<mode>_split): New insn to load up constants with
3754 XXSPLTIB and a sign extend instruction.
3755 (vsx_mov<mode>): Replace single move that handled all vector types
3756 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
3757 moves (when -mvsx-timode is in effect) into the main vector
3758 moves. Eliminate separate moves for <VSr> <VSa>, where the
3759 preferred register class (<VSr>) is listed first, and the
3760 secondary register class (<VSa>) is listed second with a '?' to
3761 discourage use. Prefer loading 0/-1 in any VSX register for ISA
3762 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
3763 that if the register was involved in a slow operation, the
3764 clear/set operation does not wait for the slow operation to
3765 finish. Adjust the length attributes for 32-bit mode. Use
3766 rs6000_output_move_128bit and drop the use of the string
3767 instructions for 32-bit movti when -mvsx-timode is in effect. Use
3768 spacing so that the alternatives and attributes don't generate
3769 long lines, and put things in columns, so that it is easier to
3770 match up the operands and attributes with the insn alternatives.
3771 (vsx_mov<mode>_64bit): Likewise.
3772 (vsx_mov<mode>_32bit): Likewise.
3773 (vsx_movti_64bit): Fold movti into normal vector moves.
3774 (vsx_movti_32bit): Likewise.
3775 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
3777 (vsx_splat_v4si_internal): Likewise.
3778 (vsx_splat_v4sf_internal): Likewise.
3779 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
3780 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
3781 extend vector elements.
3782 (vsx_sign_extend_hi_<mode>): Likewise.
3783 (vsx_sign_extend_si_v2di): Likewise.
3784 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
3786 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
3787 constraints. Add trailing period to wL documentation.
3789 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
3792 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
3793 * tree-dfa.c (replace_abnormal_ssa_names): New function.
3794 * tree-call-cdce.c: Include tree-dfa.h.
3795 (can_guard_call_p): New function, extracted from...
3796 (can_use_internal_fn): ...here.
3797 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
3799 (shrink_wrap_one_built_in_call): Likewise.
3800 (use_internal_fn): Likewise.
3801 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
3802 and return void. Call replace_abnormal_ssa_names.
3803 (pass_call_cdce::execute): Check can_guard_call_p during the
3804 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
3805 will always change something.
3807 2016-05-18 Martin Jambor <mjambor@suse.cz>
3810 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
3811 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
3813 2016-05-18 Martin Jambor <mjambor@suse.cz>
3816 * ipa-inline.h (condition): New field size.
3817 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
3818 for comaprison and store it into the new condition.
3819 (evaluate_conditions_for_known_args): Use condition size to check
3820 access sizes for all but CHANGED conditions.
3821 (unmodified_parm_1): New parameter size_p, store access size into it.
3822 (unmodified_parm): Likewise.
3823 (unmodified_parm_or_parm_agg_item): Likewise.
3824 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
3825 (set_cond_stmt_execution_predicate): Extract access sizes and store
3827 (set_switch_stmt_execution_predicate): Likewise.
3828 (will_be_nonconstant_expr_predicate): Likewise.
3829 (will_be_nonconstant_predicate): Likewise.
3830 (inline_read_section): Stream condition size.
3831 (inline_write_summary): Likewise.
3833 2016-05-18 Richard Biener <rguenther@suse.de>
3835 * tree-ssa-loop-im.c (determine_max_movement): Properly add
3836 condition cost to PHI cost instead of total_cost.
3838 2016-05-18 Martin Liska <mliska@suse.cz>
3841 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
3844 2016-05-18 Richard Biener <rguenther@suse.de>
3846 * lto-streamer.h (LTO_major_version): Bump to 6.
3848 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3850 * function.c (make_split_prologue_seq, make_prologue_seq,
3851 make_epilogue_seq): New functions, factored out from...
3852 (thread_prologue_and_epilogue_insns): Here.
3854 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3856 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
3857 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
3858 of before. Add a comment.
3860 2016-05-18 Bin Cheng <bin.cheng@arm.com>
3862 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
3863 expression pointer, not pointer to the pointer.
3865 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3867 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
3868 (avx2_pbroadcast<mode>): Add another alternative with v instead
3869 of x constraints in it, using <pbroadcast_evex_isa> isa.
3870 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
3872 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
3873 constraint x instead of v in second alternative, add avx512bw
3876 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
3877 constraint x instead of v in second alternative, add avx512bw
3880 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
3881 constraint x instead of v in second alternative, add avx512bw
3884 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
3885 avx512bw alternative.
3887 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3889 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
3891 (define_insn "*andnottf3"): Ditto.
3892 (define_insn "*<code><mode>3"/any_logic): Ditto.
3893 (define_insn "*<code>tf3"/any_logic): Ditto.
3894 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
3895 operand to block AVX-512VL insn variant emit when it is not enabled.
3897 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3899 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
3900 constraint fot SF mode.
3902 2016-05-18 Petr Murzin <petr.murzin@intel.com>
3903 Kirill Yukhin <kirill.yukhin@intel.com>
3905 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
3907 (define_insn "rsqrt14<mode>"): Ditto.
3908 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
3909 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
3910 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
3911 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
3912 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
3914 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
3915 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
3916 * config/i386/i386.c (ix86_print_operand): Expand check for size
3917 override codes for Intel syntax.
3919 2016-05-18 Richard Biener <rguenther@suse.de>
3921 PR tree-optimization/71168
3922 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
3923 initialization earlier.
3925 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
3927 * config/aarch64/aarch64-simd.md
3928 (aarch64_reduc_plus_internal<mode>): Rename to...
3929 (reduc_plus_scal): ...This, and remove previous implementation.
3931 2016-05-18 Richard Biener <rguenther@suse.de>
3933 * passes.def: Put late dse and cd_dce in canonical order.
3935 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
3937 * ipa-inline-transform.c (preserve_function_body_p): Look for
3938 first non-thunk clone.
3939 (save_function_body): Save into first non-thunk.
3940 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
3942 (lto_output_node): Inline thunks don't need body in every
3944 * lto-streamer-in.c: Do not fixup thunk clones.
3945 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
3947 * tree-inline.c (copy_bb): Be prepared for target node to be new after
3950 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3953 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
3954 (reassociate_bb): Call transform_add_to_multiply.
3956 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3958 * config/aarch64/aarch64.c (all_extensions): Removed unused
3961 2016-05-17 Nathan Sidwell <nathan@acm.org>
3963 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
3964 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
3966 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
3968 PR tree-optimization/54579
3970 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
3972 2016-05-17 Marek Polacek <polacek@redhat.com>
3975 * tree-inline.c (expand_call_inline): Call
3976 maybe_remove_unused_call_args.
3978 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
3980 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
3981 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
3982 * doc/md.texi (fmin@var{m}3): Likewise.
3984 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3986 * match.pd (X & C): New transformation.
3988 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3990 * match.pd (~X & Y): New transformation.
3992 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3994 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
3995 information for new SSA_NAME.
3996 (simplify_conversion_using_ranges): Get range through get_range_info
3997 instead of get_value_range.
3999 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4001 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4002 Remove inline assembly.
4003 (vmvn_s16): Likewise.
4004 (vmvn_s32): Likewise.
4005 (vmvn_u8): Likewise.
4006 (vmvn_u16): Likewise.
4007 (vmvn_u32): Likewise.
4008 (vmvnq_s8): Likewise.
4009 (vmvnq_s16): Likewise.
4010 (vmvnq_s32): Likewise.
4011 (vmvnq_u8): Likewise.
4012 (vmvnq_u16): Likewise.
4013 (vmvnq_u32): Likewise.
4014 (vmvn_p8): Likewise.
4015 (vmvnq_p16): Likewise.
4017 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4019 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4021 (vmul_n_s16): Likewise.
4022 (vmul_n_s32): Likewise.
4023 (vmul_n_u16): Likewise.
4024 (vmul_n_u32): Likewise.
4025 (vmulq_n_f32): Likewise.
4026 (vmulq_n_f64): Likewise.
4027 (vmulq_n_s16): Likewise.
4028 (vmulq_n_s32): Likewise.
4029 (vmulq_n_u16): Likewise.
4030 (vmulq_n_u32): Likewise.
4032 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4034 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4035 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4037 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4039 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4040 to *aarch64_fma4_elt_from_dup<mode>.
4041 (*aarch64_fnma4_elt_to_128df): Rename to
4042 *aarch64_fnma4_elt_from_dup<mode>.
4043 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4044 (vfms_n_f32): Likewise.
4045 (vfms_n_f64): Likewise.
4046 (vfmsq_n_f32): Likewise.
4047 (vfmsq_n_f64): Likewise.
4049 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4051 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4053 2016-05-17 Richard Biener <rguenther@suse.de>
4055 PR tree-optimization/71132
4056 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4057 Only add control dependences for blocks in the loop.
4058 (build_rdg): Adjust.
4059 (generate_code_for_partition): Return whether loop should
4060 be destroyed and delay that.
4061 (distribute_loop): Likewise.
4062 (pass_loop_distribution::execute): Record loops to be destroyed
4063 and perform delayed destroying of loops.
4065 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4068 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4070 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4072 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4074 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4077 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4078 insertion point for instructions generated by validize_mem.
4080 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4082 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4085 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4087 * config/aarch64/aarch64.c
4088 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4089 rather than a macro.
4091 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4093 * doc/invoke.texi (AArch64 Options): Various updates.
4095 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4097 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4098 into instrumentation thunks.
4099 * cif-code.def (CIF_CHKP): New.
4101 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4103 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4105 2016-05-16 Martin Jambor <mjambor@suse.cz>
4107 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4108 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4110 2016-05-16 Marek Polacek <polacek@redhat.com>
4112 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4115 2016-05-16 Martin Jambor <mjambor@suse.cz>
4118 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4119 the outlined kernel function.
4121 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4123 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4124 (ISA_HAS_DLSA): Ditto.
4126 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4128 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4130 2016-05-16 Nathan Sidwell <nathan@acm.org>
4132 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4133 (nvptx_name_replacement): Restore. Add comment.
4134 (write_fn_proto, write_fn_proto_from_insn,
4135 nvptx_output_call_insn): Restore
4136 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4138 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4140 * config/aarch64/aarch64.md
4141 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4142 (add<mode>3_compareC_imm): Likewise.
4143 (<optab>si3_uxtw): Split into register and immediate variants.
4144 (andsi3_compare0_uxtw): Likewise.
4145 (and<mode>3_compare0): Likewise.
4146 (and<mode>3nr_compare0): Likewise.
4147 (stack_protect_test_<mode>): Don't use %x for memory operands.
4149 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4151 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4153 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4155 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4156 Split integer shifts into shift_reg and bfm.
4157 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4158 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4159 (ror<mode>3_insn): Likewise.
4160 (<optab>si3_insn_uxtw): Likewise.
4161 (<optab><mode>3_insn): Change to rotate_imm.
4162 (extr<mode>5_insn_alt): Likewise.
4163 (extrsi5_insn_uxtw): Likewise.
4164 (extrsi5_insn_uxtw_alt): Likewise.
4166 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4168 * doc/tm.texi: Regenerate.
4169 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4170 (TARGET_INVALID_RETURN_TYPE): Remove.
4171 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4172 TARGET_INVALID_RETURN_TYPE.
4173 * target.def (invalid_parameter_type): Remove.
4174 (invalid_return_type): Remove.
4176 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4178 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4179 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4181 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4183 (preserve_function_body_p): No need to preserve function body
4184 * cif-codes.def (CIF_THUNK): Remove.
4185 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4187 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4189 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4191 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4193 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4196 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4198 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4199 (inline_small_functions): Do not look for function symbol when
4202 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4204 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4207 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4208 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4209 Jiong Wang <jiong.wang@arm.com>
4211 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4212 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4213 Define __ARM_FP16_ARGS when appropriate.
4214 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4216 (arm_invalid_return_type): Likewise.
4217 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4218 (TARGET_INVALID_RETURN_TYPE): Remove.
4219 (aapcs_vfp_sub_candidate): Allow HFmode.
4220 (aapcs_vfp_allocate): Add comment. Support HFmode.
4221 (aapcs_vfp_allocate_return_reg): Likewise.
4222 (struct aapcs_cp_arg_layout): Slightly reword comments for
4223 is_return_candidate and allocate_return_reg.
4224 (output_mov_vfp): Update assert.
4225 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4227 (arm_invalid_parameter_type): Remove.
4228 (amr_invalid_return_type): Remove.
4229 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4230 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4231 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4233 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4235 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4236 * config/aarch64/arch64-protos.h
4237 (aarch64_legitimize_reload_address): Remove.
4238 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4241 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4243 * configure.ac: Add ACX_NONCANONICAL_HOST.
4244 * configure: Regenerate.
4245 * Makefile.in: Set host_noncanonical.
4247 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4250 * config/i386/i386.md (*movtf_internal): Before register allocation,
4251 do not allow FP constants for CM_MEDIUM memory model, allow only
4252 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4253 (*movxf_internal): Ditto.
4254 (*movdf_internal): Ditto.
4255 (*movsf_internal): Ditto.
4257 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4259 PR rtl-optimization/67483
4260 * combine.c (make_compound_operation): Don't call extract_left_shift
4261 with negative shift amounts.
4263 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4266 * fold-const.c (fold_checksum_tree): Allow modification
4267 of TYPE_ALIAS_SET during folding.
4269 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4270 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4271 (ix86_split_to_parts): Likewise. Fix up formatting.
4273 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4275 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4276 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4279 2016-05-13 Nathan Sidwell <nathan@acm.org>
4281 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4282 (nvptx_name_replacement): Delete.
4283 (write_fn_proto, write_fn_proto_from_insn,
4284 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4285 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4286 * langhooks.c (add_builtin_funcction_common): Call
4287 targetm.mangle_decl_assembler_name.
4289 * config/nvptx/nvptx.c (write_fn_proto): Handle
4290 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4292 2016-05-13 Martin Liska <mliska@suse.cz>
4294 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4295 and PRIu64 in printf format.
4297 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4299 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4302 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4304 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4305 Change --param max-completely-peeled-times to
4306 --param max-completely-peel-times in dump file printing.
4308 2016-05-13 Richard Biener <rguenther@suse.de>
4310 PR tree-optimization/42587
4311 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4312 (find_bswap_or_nop_1): Likewise.
4313 (bswap_replace): Likewise.
4315 2016-05-13 Martin Liska <mliska@suse.cz>
4317 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4318 Initialize a variable with default value.
4320 2016-05-13 Martin Liska <mliska@suse.cz>
4322 * doc/invoke.texi: Enhance explanation of error recovery
4325 2016-05-13 Martin Liska <mliska@suse.cz>
4327 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4328 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4329 (iv_inv_expr_ent *).
4330 (struct iv_inv_expr_ent): Comment struct fields.
4331 (sort_iv_inv_expr_ent): New function.
4332 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4333 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4334 a hash_map between iv_inv_expr_ent and number of usages.
4335 (niter_for_exit): Fix coding style.
4336 (tree_ssa_iv_optimize_init): Use renamed variable.
4337 (determine_base_object): Fix coding style.
4338 (alloc_iv): Likewise.
4339 (find_interesting_uses_outside): Likewise.
4340 (add_candidate_1): Likewise.
4341 (add_standard_iv_candidates): Likewise.
4342 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4343 (prepare_decl_rtl): Fix coding style.
4344 (get_address_cost): Likewise.
4345 (get_shiftadd_cost): Likewise.
4346 (force_expr_to_var_cost): Likewise.
4347 (compare_aff_trees): Likewise.
4348 (get_expr_id): Restructure the function.
4349 (get_loop_invariant_expr_id): Renamed to
4350 get_loop_invariant_expr.
4351 (get_computation_cost_at): Replace usage of inv_expr_id with
4353 (get_computation_cost): Likewise.
4354 (determine_group_iv_cost_generic): Likewise.
4355 (determine_group_iv_cost_address): Likewise.
4356 (iv_period): Fix coding style.
4357 (iv_elimination_compare_lt): Likewise.
4358 (may_eliminate_iv): Likewise.
4359 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4361 (determine_group_iv_costs): Dump invariant expressions.
4362 (iv_ca_recount_cost): Use the newly added hash_map.
4363 (iv_ca_set_remove_invariants): Fix coding style.
4364 (iv_ca_set_add_invariants): Fix coding style.
4365 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4367 (iv_ca_set_cp): Likewise.
4368 (iv_ca_new): Initialize the newly added hash_map and remove
4369 initialization of fields.
4370 (iv_ca_free): Delete the hash_map.
4371 (iv_ca_dump): Dump invariant expressions.
4372 (iv_ca_extend): Fix coding style.
4373 (try_add_cand_for): Likewise.
4374 (create_new_ivs): Dump information about # of avg iterations and
4375 # of used invariant expressions.
4376 (rewrite_use_compare): Fix coding style.
4377 (free_loop_data): Set default value for max_inv_expr_id.
4379 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4381 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4382 returned value cse_cfg_altered computation.
4383 (rest_of_handle_cse2): Likewise.
4384 (rest_of_handle_cse_after_global_opts): Likewise.
4386 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4389 * config/arm/arm.c (arm32_output_mi_thunk): New.
4390 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4391 to split Thumb1 vs TARGET_32BIT functionality.
4392 (arm_thumb1_mi_thunk): New.
4394 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4396 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4399 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4402 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4404 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4406 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4407 (expand_builtin_trap): Emit a regular call.
4408 (set_builtin_user_assembler_name): Remove obsolete cases.
4409 * dse.c (scan_insn): Adjust.
4410 * except.c: Include calls.h.
4411 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4412 emit a regular call to setjmp.
4413 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4414 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4415 (emit_block_move_via_libcall): Delete.
4416 (block_move_fn): Delete.
4417 (init_block_move_fn): Likewise.
4418 (emit_block_move_libcall_fn): Likewise.
4419 (emit_block_op_via_libcall): New function.
4420 (set_storage_via_libcall): Tidy up and use memset builtin.
4421 (block_clear_fn): Delete.
4422 (init_block_clear_fn): Likewise.
4423 (clear_storage_libcall_fn): Likewise.
4424 (expand_assignment): Call emit_block_move_via_libcall.
4425 Do not include gt-expr.h.
4426 * expr.h (emit_block_op_via_libcall): Declare.
4427 (emit_block_copy_via_libcall): New inline function.
4428 (emit_block_move_via_libcall): Likewise.
4429 (emit_block_comp_via_libcall): Likewise.
4430 (block_clear_fn): Delete.
4431 (init_block_move_fn): Likewise.
4432 (init_block_clear_fn): Likewise.
4433 (emit_block_move_via_libcall): Likewise.
4434 (set_storage_via_libcall): Add default parameter value.
4435 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4436 (abort_libfunc): Delete.
4437 (memcpy_libfunc): Likewise.
4438 (memmove_libfunc): Likewise.
4439 (memcmp_libfunc): Likewise.
4440 (memset_libfunc): Likewise.
4441 (setbits_libfunc): Likewise.
4442 (setjmp_libfunc): Likewise.
4443 (longjmp_libfunc): Likewise.
4444 (profile_function_entry_libfunc): Likewise.
4445 (profile_function_exit_libfunc): Likewise.
4446 (gcov_flush_libfunc): Likewise.
4447 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4448 and DECL_VISIBILITY on the declaration.
4449 (init_optabs): Do not initialize obsolete libfuncs.
4450 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4451 * tree-core.h (ECF_RET1): Define.
4452 (ECF_TM_PURE): Adjust.
4453 (ECF_TM_BUILTIN): Likewise.
4454 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4455 (build_common_builtin_nodes): Initialize abort builtin.
4456 Add ECF_RET1 on memcpy, memmove and memset builtins.
4457 Pass final flags for alloca and alloca_with_align builtins.
4458 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4460 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4461 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4462 set_storage_via_libcall and call emit_block_copy_via_libcall.
4464 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4466 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4467 DImode before it is passed to ix86_output_call_operand.
4468 (*call_value_got_x32): Ditto for operand 1.
4470 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4472 PR rtl-optimization/70904
4473 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4474 reload for wide mode.
4476 2016-05-12 Marek Polacek <polacek@redhat.com>
4479 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4480 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4481 * langhooks.h (incomplete_type_error): Likewise.
4482 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4483 parameter, pass it down to incomplete_type_error.
4484 * tree.h (size_in_bytes): New inline overload.
4485 (size_in_bytes_loc): Renamed from size_in_bytes.
4487 2016-05-12 Richard Biener <rguenther@suse.de>
4489 PR tree-optimization/71059
4490 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4491 nary before looking up or entering the expression into the VN
4493 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4494 Make sure to re-use NARYs without result as inserted by
4497 2016-05-12 Richard Biener <rguenther@suse.de>
4499 PR tree-optimization/71062
4500 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4502 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4503 vars_contains_restrict if the var is a restrict tag.
4504 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4505 do not disambiguate pointers against it.
4506 (dump_points_to_solution): Re-structure and adjust for new
4507 vars_contains_restrict flag.
4508 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4510 2016-05-12 Martin Liska <mliska@suse.cz>
4512 * doc/invoke.texi: Explain connection between
4513 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4515 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4517 PR tree-optimization/71006
4518 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4519 consider COND_EXPR as a mask producer.
4521 2016-05-12 Marek Polacek <polacek@redhat.com>
4524 * opts.c (common_handle_option): Detect missing argument for --help^.
4526 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4529 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4530 when popping the PC and within an interrupt handler routine.
4531 Add missing tab to output of "ldmfd".
4532 (output_return_instruction): Output LDMFD with SP update rather
4533 than POP when returning from interrupt handler.
4535 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4537 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4538 TARGET_64BIT && TARGET_AVX512DQ.
4539 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4540 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4541 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4542 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4543 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4544 (*vec_extractv4si_zext): Add avx512dq alternative.
4545 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
4546 use v instead of x constraint in other alternatives where possible.
4548 * config/i386/sse.md (sse2_loadld): Use v instead of x
4549 constraint in alternatives 0,1,4.
4551 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
4552 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
4553 v constraints instead of x and <pinsr_evex_isa> isa attribute.
4556 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
4557 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
4558 is not emitted unless TARGET_AVX512BW.
4559 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
4560 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
4561 for the result operand.
4563 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
4564 constraint instead of x in avx alternatives. Use maybe_evex instead
4567 * config/i386/constraints.md (Yv): New constraint.
4568 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
4569 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
4570 * config/i386/i386.md (avx512fvecmode): New mode attr.
4571 (*pushtf): Use v constraint instead of x.
4572 (*movtf_internal): Likewise. For TARGET_AVX512VL and
4573 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
4574 (*absneg<mode>2): Use Yv constraint instead of x constraint.
4575 (*absnegtf2_sse): Likewise.
4576 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
4577 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
4578 avx512f alternatives.
4579 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
4581 2016-05-12 Richard Biener <rguenther@suse.de>
4583 PR tree-optimization/71060
4584 * tree-data-ref.c (initialize_data_dependence_relation): Do not
4585 require exact match of DR_BASE_OBJECT but only matching address and
4588 2016-05-12 Richard Biener <rguenther@suse.de>
4590 PR tree-optimization/70986
4591 * cfganal.c: Include cfgloop.h.
4592 (dfs_find_deadend): Prefer to take edges exiting loops.
4594 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4596 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
4597 compile and run time.
4599 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
4602 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
4604 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
4606 * config/i386/i386.c (legitimize_pic_address): Use
4607 copy_to_suggested_reg instead of gen_movsi.
4609 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4611 * config/rs6000/predicates.md (quad_memory_operand): Move most of
4612 the code into quad_address_p and call it to share code with
4613 vsx_quad_dform_memory_operand.
4614 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
4616 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
4617 bit instead of being a separate word. Split -mpower9-dform into
4618 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4619 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
4620 for the register class supporting 128-bit quad word memory offsets.
4621 (mode_supports_vsx_dform_quad): Helper function to return if the
4622 register class uses quad word memory offsets.
4623 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
4624 (rs6000_debug_reg_global): Always print if we are using LRA or not.
4625 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
4626 instructions are enabled, set up the appropriate addr_masks for
4628 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
4629 -mpower9-dform-scalar, instead of -mpower9-dform.
4630 (rs6000_option_override_internal): Split -mpower9-dform into two
4631 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
4632 -mpower9-dform switch sets or clears both. If we are not using
4633 the LRA register allocator, do not enable -mpower9-dform-vector by
4634 default. If we are using LRA, enable -mpower9-dform-vector and
4635 -mvsx-timode if it is appropriate. Issue a warning if either
4636 -mpower9-dform-vector or -mvsx-timode are explicitly used without
4638 (quad_address_offset_p): New helper function to return if the
4639 offset is legal for quad word memory instructions.
4640 (quad_address_p): New function to determin if GPR or vector
4641 register quad word memory addresses are legal.
4642 (mem_operand_gpr): Validate quad word address offsets.
4643 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
4644 d-form (register + offset) instructions.
4645 (offsettable_ok_by_alignment): Likewise.
4646 (rs6000_legitimate_offset_address_p): Likewise.
4647 (legitimate_lo_sum_address_p): Likewise.
4648 (rs6000_legitimize_address): Likewise.
4649 (rs6000_legitimize_reload_address): Add more debug statements for
4651 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
4652 d-form instructions.
4653 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
4654 d-form instructions. Distinguish different cases in debug
4655 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
4656 d-form instructions.
4657 (rs6000_preferred_reload_class): Likewise.
4658 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
4659 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
4660 of the ISA 2.06 indexed memory instructions.
4661 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
4662 use them to save/restore the saved vector registers instead of
4663 using Altivec instructions.
4664 (rs6000_emit_epilogue): Likewise.
4665 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
4666 (rs6000_opt_masks): Split -mpower9-dform into
4667 -mpower9-dform-scalar and -mpower9-dform-vector.
4668 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
4670 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
4671 ISA 3.0 vector indexed memory instructions, and fold the code into
4672 the normal mov<mode> patterns.
4673 (p9_vecstore_<mode>): Likewise.
4674 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
4676 (vsx_movti_64bit): Likewise.
4677 (vsx_movti_32bit): Likewise.
4678 * config/rs6000/constraints.md (wO constraint): New constraint for
4679 ISA 3.0 vector d-form support.
4680 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
4681 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
4682 include -mpower9-dform-vector until we switch over to LRA.
4683 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
4684 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4685 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
4686 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4687 for -mpower9-dform and -mlra.
4688 * doc/md.texi (wO constraint): Document wO constraint.
4690 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
4692 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
4693 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
4694 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
4695 Move handling of non-insn arguments inline into the sole user:
4696 (output_trans_func): ...here.
4697 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
4698 in emitted function prototype.
4699 (output_internal_insn_latency_func): Ditto. Simplify.
4700 (output_internal_maximal_insn_latency_func): Ditto. Delete
4701 always-unused argument.
4702 (output_insn_latency_func): Ditto.
4703 (output_maximal_insn_latency_func): Ditto.
4705 2016-05-11 Richard Biener <rguenther@suse.de>
4707 PR tree-optimization/71055
4708 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
4709 sth with precision not equal to access size verify we don't chop
4712 2016-05-11 Richard Biener <rguenther@suse.de>
4715 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
4716 (dwarf2out_finish): Move retry_incomplete_types call ...
4717 (dwarf2out_early_finish): ... here.
4719 2016-05-11 Richard Biener <rguenther@suse.de>
4722 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
4723 if the langhook insists on it.
4724 * fold-const.c (make_bit_field_ref): Add arg for the original
4725 reference and preserve its alias-set.
4726 (decode_field_reference): Take exp by reference and adjust it
4727 to the original memory reference.
4728 (optimize_bit_field_compare): Adjust callers.
4729 (fold_truth_andor_1): Likewise.
4730 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
4732 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4735 * cfgrtl.h (delete_insn_and_edges): Now return bool.
4736 * cfgrtl.c (delete_insn_and_edges): Likewise.
4737 * config/i386/i386.c (convert_scalars_to_vector): Remove
4739 * cse.c (cse_insn): Compute cse_cfg_altered.
4740 (delete_trivially_dead_insns): Likewise.
4741 (cse_cc_succs): Likewise.
4742 (rest_of_handle_cse): Free dominance info if required.
4743 (rest_of_handle_cse2): Likewise.
4744 (rest_of_handle_cse_after_global_opts): Likewise.
4746 2016-05-11 Alan Modra <amodra@gmail.com>
4748 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
4749 abi_v4_pass_in_fpr): New functions.
4750 (rs6000_function_arg_boundary): Exclude complex IBM long double
4751 from 64-bit alignment when ABI_V4.
4752 (rs6000_function_arg, rs6000_function_arg_advance_1,
4753 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
4755 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
4757 PR rtl-optimization/71028
4758 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
4759 jump with just a return in the fallthrough block if the branch
4760 block contains just a return as well.
4762 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
4764 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
4765 * match.pd ((X & Y) ^ Y): ... this.
4766 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
4767 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
4769 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4771 * read-md.c (require_char_ws): New function.
4772 (read_string): Simplify using require_char_ws.
4773 (handle_constants): Likewise.
4774 (handle_enum): Likewise.
4775 (handle_file): Likewise.
4776 * read-md.h (require_char_ws): New declaration.
4777 * read-rtl.c (read_conditions): Simplify using require_char_ws.
4778 (read_mapping): Likewise.
4779 (read_rtx_code): Likewise.
4780 (read_nested_rtx): Likewise.
4782 2016-05-10 James Norris <jnorris@codesourcery.com>
4784 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
4785 if offloading is enabled and -fopenacc or -fopenmp is specified.
4786 (CRTOFFLOADEND): Likewise.
4787 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
4788 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
4790 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
4792 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
4793 gotoff_operand code paths. Use copy_to_suggested_regs and
4794 expand_simple_binop where appropriate. Cleanup.
4796 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4799 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
4801 (dimode_scalar_chain::vector_const_cost): New.
4802 (dimode_scalar_chain::compute_convert_gain): Handle constants.
4803 (dimode_scalar_chain::convert_op): Likewise.
4804 (dimode_scalar_chain::convert_insn): Likewise.
4806 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4808 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
4809 unary operation, not a binary one.
4811 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4814 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
4815 calls with type casted fndecl.
4817 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4819 PR tree-optimization/70786
4820 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
4821 * calls.c (initialize_argument_information): Bind bounds
4822 with corresponding args passed by reference.
4824 2016-05-10 Jakub Jelinek <jakub@redhat.com>
4827 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
4828 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
4829 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
4832 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4835 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
4836 code for a zero scale factor.
4837 (vsx_xvcvdpuxds_scale): Likewise.
4839 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4841 * diagnostic-show-locus.c (layout::layout): Call show_ruler
4842 if show_ruler_p was set on the context.
4843 (layout::show_ruler): New method.
4844 * diagnostic.h (struct diagnostic_context): Add field
4847 2016-05-10 Richard Biener <rguenther@suse.de>
4849 PR tree-optimization/71039
4850 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
4851 (chk_uses): New function.
4852 (propagate_with_phi): Verify we can safely replicate the lhs of an
4853 aggregate assignment on all incoming edges.
4855 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
4857 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
4859 (rx_atomic_sequence): New class.
4860 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
4861 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
4863 (rx_atomic_sequence::rx_atomic_sequence,
4864 rx_atomic_sequence::~rx_atomic_sequence): New functions.
4865 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
4866 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
4867 CTRLREG_INTB): New constants.
4868 (FETCHOP): New code iterator.
4869 (fethcop_name, fetchop_name2): New iterator code attributes.
4870 (QIHI): New mode iterator.
4871 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
4872 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
4873 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
4875 2016-05-10 Martin Liska <mliska@suse.cz>
4877 * tree-inline.c (remap_dependence_clique): Do not remap
4878 debugging statements.
4880 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4882 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
4883 ("*fixuns_truncdfdi2_z13")
4884 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
4885 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
4886 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
4888 2016-05-10 Richard Biener <rguenther@suse.de>
4890 PR tree-optimization/70497
4891 PR tree-optimization/28367
4892 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
4894 (visit_reference_op_load): ... here.
4895 (vn_reference_lookup_3): Use it to handle subreg-like accesses
4896 with simplified BIT_FIELD_REFs.
4897 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
4898 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
4901 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4903 * dwarf2out.c (add_abstract_origin_attribute): Adjust
4904 documentation comment. For BLOCK nodes, add a
4905 DW_AT_abstract_origin attribute that points to the DIE generated
4906 for the origin BLOCK.
4907 (gen_lexical_block_die): Call add_abstract_origin_attribute for
4908 blocks from inlined functions.
4910 2016-05-10 Alan Modra <amodra@gmail.com>
4913 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
4914 regrename modifying insns saving lr before __morestack call.
4915 * config/rs6000/rs6000.md (split_stack_return): Similarly for
4916 insns restoring lr after __morestack call.
4918 2016-05-09 Jakub Jelinek <jakub@redhat.com>
4920 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
4921 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
4923 * config/i386/sse.md (vec_interleave_high<mode>,
4924 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
4925 <avx512>_vpermt2var<mode>3_maskz): Likewise.
4927 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4929 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
4930 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
4931 parallel reassociation for power8 and forward.
4933 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
4935 * config/i386/i386.md (absneg splitters with general regs): Use
4936 general_reg_operand predicate.
4937 (btsq peephole2): Use x86_64_immediate_operand to check if new
4938 value is suitable for immediate operand. Generate emitted insn
4939 using RTL expressions.
4940 (btcq peephole2): Ditto.
4941 (btrq peephole2): Ditto. Generate correct immediate operand
4944 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4946 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
4949 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4951 * tree-affine.c (wide_int_constant_multiple_p): Add missing
4952 pointer dereference.
4954 2016-05-09 Richard Biener <rguenther@suse.de>
4956 PR tree-optimization/70985
4957 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
4958 op0 isn't a gimple register.
4960 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
4962 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
4963 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
4964 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
4965 (i6400_fpu_mult): New cpu units.
4966 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
4967 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
4968 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
4969 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
4970 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
4971 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
4972 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
4973 (i6400_msa_long_float4, i6400_msa_long_float5)
4974 (i6400_msa_long_float8, i6400_msa_fdiv_df)
4975 (i6400_msa_fdiv_sf): New reservations.
4976 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
4977 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
4978 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
4979 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
4980 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
4981 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
4982 (msa_short_cmp, msa_short_float2, msa_short_logic3)
4983 (msa_short_store4, msa_long_load, msa_short_store)
4984 (msa_long_logic, msa_long_float2, msa_long_float4)
4985 (msa_long_float5, msa_long_float8, msa_long_mult)
4986 (msa_long_fdiv, msa_long_div): New reservations.
4988 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
4989 Sameera Deshpande <sameera.deshpande@imgtec.com>
4990 Matthew Fortune <matthew.fortune@imgtec.com>
4991 Graham Stott <graham.stott@imgtec.com>
4992 Chao-ying Fu <chao-ying.fu@imgtec.com>
4994 * config.gcc: Add MSA header file for mips*-*-* target.
4995 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
4996 (Ubv8i, Urv8): New constraints.
4997 * config/mips/mips-ftypes.def: Add function types for MSA
4999 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5000 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5001 * config/mips/mips-msa.md: New file.
5002 * config/mips/mips-protos.h
5003 (mips_split_128bit_const_insns): New prototype.
5004 (mips_msa_idiv_insns): Likewise.
5005 (mips_split_128bit_move): Likewise.
5006 (mips_split_128bit_move_p): Likewise.
5007 (mips_split_msa_copy_d): Likewise.
5008 (mips_split_msa_insert_d): Likewise.
5009 (mips_split_msa_fill_d): Likewise.
5010 (mips_expand_msa_branch): Likewise.
5011 (mips_const_vector_same_val_p): Likewise.
5012 (mips_const_vector_same_bytes_p): Likewise.
5013 (mips_const_vector_same_int_p): Likewise.
5014 (mips_const_vector_shuffle_set_p): Likewise.
5015 (mips_const_vector_bitimm_set_p): Likewise.
5016 (mips_const_vector_bitimm_clr_p): Likewise.
5017 (mips_msa_vec_parallel_const_half): Likewise.
5018 (mips_msa_output_division): Likewise.
5019 (mips_ldst_scaled_shift): Likewise.
5020 (mips_expand_vec_cond_expr): Likewise.
5021 * config/mips/mips.c (enum mips_builtin_type): Add
5022 MIPS_BUILTIN_MSA_TEST_BRANCH.
5023 (mips_gen_const_int_vector_shuffle): New prototype.
5024 (mips_const_vector_bitimm_set_p): New function.
5025 (mips_const_vector_bitimm_clr_p): Likewise.
5026 (mips_const_vector_same_val_p): Likewise.
5027 (mips_const_vector_same_bytes_p): Likewise.
5028 (mips_const_vector_same_int_p): Likewise.
5029 (mips_const_vector_shuffle_set_p): Likewise.
5030 (mips_symbol_insns): Forbid loading symbols via immediate for
5032 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5034 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5036 (mips_lx_address_p): Add support load indexed address for MSA.
5037 (mips_address_insns): Add calculation of instructions needed for
5038 stores and loads for MSA.
5039 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5040 CONST_VECTOR for MSA and let it fall through.
5041 (mips_ldst_scaled_shift): New function.
5042 (mips_subword_at_byte): Likewise.
5043 (mips_msa_idiv_insns): Likewise.
5044 (mips_legitimize_move): Validate MSA moves.
5045 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5046 calculation of costs for MSA division.
5047 (mips_split_move_p): Check if MSA moves need splitting.
5048 (mips_split_move): Split MSA moves if necessary.
5049 (mips_split_128bit_move_p): New function.
5050 (mips_split_128bit_move): Likewise.
5051 (mips_split_msa_copy_d): Likewise.
5052 (mips_split_msa_insert_d): Likewise.
5053 (mips_split_msa_fill_d): Likewise.
5054 (mips_output_move): Handle MSA moves.
5055 (mips_expand_msa_branch): New function.
5056 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5057 Reinstate 'y' modifier.
5058 (mips_file_start): Add MSA .gnu_attribute.
5059 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5061 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5062 (mips_class_max_nregs): Add register size for MSA supported mode.
5063 (mips_cannot_change_mode_class): Allow conversion between MSA
5064 vector modes and TImode.
5065 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5067 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5068 (mips_preferred_simd_mode): Add preffered modes for MSA.
5069 (mips_vector_mode_supported_p): Add MSA supported modes.
5070 (mips_autovectorize_vector_sizes): New function.
5071 (mips_msa_output_division): Likewise.
5072 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5073 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5074 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5075 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5076 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5077 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5078 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5079 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5080 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5081 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5082 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5083 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5084 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5085 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5086 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5087 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5088 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5089 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5090 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5091 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5092 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5093 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5094 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5095 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5096 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5097 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5098 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5099 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5100 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5101 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5102 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5103 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5104 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5105 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5106 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5107 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5108 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5109 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5110 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5111 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5112 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5113 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5114 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5115 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5116 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5117 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5118 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5119 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5120 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5121 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5122 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5123 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5124 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5125 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5126 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5127 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5128 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5129 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5130 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5131 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5132 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5133 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5134 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5135 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5136 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5137 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5138 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5139 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5140 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5141 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5142 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5143 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5144 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5145 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5146 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5147 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5148 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5149 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5150 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5151 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5152 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5153 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5154 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5155 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5156 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5157 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5158 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5159 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5160 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5161 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5162 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5163 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5164 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5165 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5166 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5167 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5168 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5169 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5170 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5171 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5172 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5173 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5174 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5175 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5176 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5177 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5178 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5179 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5180 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5181 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5182 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5183 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5184 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5185 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5186 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5187 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5188 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5189 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5190 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5191 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5192 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5193 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5194 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5195 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5196 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5197 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5198 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5199 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5200 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5201 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5202 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5203 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5204 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5205 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5206 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5207 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5208 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5209 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5210 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5211 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5212 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5213 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5214 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5215 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5216 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5217 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5218 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5219 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5220 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5221 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5222 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5224 (mips_get_builtin_decl_index): New array.
5225 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5226 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5227 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5228 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5229 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5231 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5233 (mips_expand_builtin_insn): Prepare operands for
5234 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5235 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5236 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5237 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5238 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5239 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5240 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5241 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5242 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5243 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5244 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5245 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5246 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5247 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5248 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5249 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5250 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5251 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5252 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5253 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5254 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5255 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5256 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5257 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5258 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5259 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5260 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5261 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5262 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5263 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5264 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5265 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5266 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5267 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5268 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5269 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5270 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5271 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5272 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5273 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5274 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5275 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5276 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5277 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5278 These are set implicitly and an error is reported if overridden.
5279 (mips_expand_builtin_msa_test_branch): New function.
5280 (mips_expand_msa_shuffle): Likewise.
5281 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5282 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5283 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5284 (mips_expand_vec_unpack): Add support for MSA.
5285 (mips_expand_vector_init): Likewise.
5286 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5287 instead of const0_rtx.
5288 (mips_msa_vec_parallel_const_half): New function.
5289 (mips_gen_const_int_vector): Likewise.
5290 (mips_gen_const_int_vector_shuffle): Likewise.
5291 (mips_expand_msa_cmp): Likewise.
5292 (mips_expand_vec_cond_expr): Likewise.
5293 * config/mips/mips.h
5294 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5295 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5297 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5298 (ISA_HAS_MSA): New macro.
5299 (UNITS_PER_MSA_REG): Likewise.
5300 (BITS_PER_MSA_REG): Likewise.
5301 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5302 (MSA_REG_FIRST): New macro.
5303 (MSA_REG_LAST): Likewise.
5304 (MSA_REG_NUM): Likewise.
5305 (MSA_REG_P): Likewise.
5306 (MSA_REG_RTX_P): Likewise.
5307 (MSA_SUPPORTED_MODE_P): Likewise.
5308 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5309 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5310 * config/mips/mips.md: Include mips-msa.md.
5311 (alu_type): Add simd_add.
5312 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5313 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5314 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5315 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5316 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5317 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5318 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5319 simd_move, simd_load, simd_store. Choose "multi" for moves
5321 (qword_mode): New attribute.
5322 (insn_count): Add instruction count for quad moves.
5323 Increase the count for MIPS SIMD division.
5324 (UNITMODE): Add UNITMODEs for vector types.
5325 (addsub): New code iterator.
5326 * config/mips/mips.opt (mmsa): New option.
5327 * config/mips/msa.h: New file.
5328 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5330 * config/mips/mti-linux.h: Likewise.
5331 * config/mips/predicates.md
5332 (const_msa_branch_operand): New constraint.
5333 (const_uimm3_operand): Likewise.
5334 (const_uimm4_operand): Likewise.
5335 (const_uimm5_operand): Likewise.
5336 (const_uimm8_operand): Likewise.
5337 (const_imm5_operand): Likewise.
5338 (aq10b_operand): Likewise.
5339 (aq10h_operand): Likewise.
5340 (aq10w_operand): Likewise.
5341 (aq10d_operand): Likewise.
5342 (const_m1_operand): Likewise.
5343 (reg_or_m1_operand): Likewise.
5344 (const_exp_2_operand): Likewise.
5345 (const_exp_4_operand): Likewise.
5346 (const_exp_8_operand): Likewise.
5347 (const_exp_16_operand): Likewise.
5348 (const_vector_same_val_operand): Likewise.
5349 (const_vector_same_simm5_operand): Likewise.
5350 (const_vector_same_uimm5_operand): Likewise.
5351 (const_vector_same_uimm6_operand): Likewise.
5352 (const_vector_same_uimm8_operand): Likewise.
5353 (par_const_vector_shf_set_operand): Likewise.
5354 (reg_or_vector_same_val_operand): Likewise.
5355 (reg_or_vector_same_simm5_operand): Likewise.
5356 (reg_or_vector_same_uimm6_operand): Likewise.
5357 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5359 * doc/invoke.texi (-mmsa): Document new option.
5361 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5363 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5364 * configure: Regenerate.
5365 * config.in: Regenerate.
5366 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5368 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5369 (ENDFILE_VTV_SPEC): Define.
5371 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5373 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5374 registers in all interrupt handlers if necessary.
5375 (rl78_option_override): Add warning.
5376 (MUST_SAVE_MDUC_REGISTERS): New macro.
5377 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5378 * config/rl78/rl78.c (check_mduc_usage): New function.
5379 (mduc_regs): New structure to hold MDUC register data.
5380 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5381 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5382 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5383 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5384 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5385 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5387 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5389 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5390 (tree-ssa-loop-niter.h): Ditto.
5391 (idx_within_array_bound, ref_within_array_bound): New functions.
5392 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5393 Factor out check on writable base object to ...
5394 (base_object_writable): ... here.
5396 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5398 * config/arm/arm.md (probe_stack): Add modes to set source
5401 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5403 * regrename.c (base_reg_class_for_rename): New static function.
5404 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5406 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5408 * cgraph.c (thunk_adjust): Export.
5409 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5410 * cgraphunit.c (thunk_adjust): Export.
5411 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5413 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5415 * tree-inline.c (expand_call_inline): Expand thunks inline.
5417 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5420 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5421 (*sse2_vd_cvtss2sd): Ditto.
5422 * config/i386/i386.md
5423 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5424 Generate *sse2_vd_cvtsd2ss pattern.
5425 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5426 Generate *sse2_vd_cvtss2sd pattern.
5428 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5430 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5431 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5434 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5436 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5437 * config/sh/sh.c: Define and declare variables on first use throughout
5439 (current_function_interrupt): Change to bool type.
5440 (frame_insn): Rename to emit_frame_insn and update users.
5441 (push_regs): Use bool for 'interrupt_handler' argument.
5442 (save_schedule_s): Remove.
5443 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5444 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5445 targetm.asm_out.unaligned_op.di.
5446 (gen_far_branch): Remove redundant forward declaration.
5447 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5448 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5449 (sh_set_return_address, sh_function_ok_for_sibcall,
5450 scavenge_reg): Update comments.
5451 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5452 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5453 (sh_attr_renesas_p): Remove unnecessary parentheses.
5454 (branch_dest): Simplify.
5455 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5456 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5457 (CUMULATIVE_ARGS): Change macro to typedef.
5458 (current_function_interrupt): Change to bool type.
5459 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5460 Surround with __cplusplus ifdef.
5461 (sh_compare_op0, sh_compare_op1): Remove.
5462 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5464 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5466 * config/arm/arm.md: (arch): Add neon.
5467 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5468 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5469 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5470 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5471 attributes for alt renumbering. Mark alt 3 as non-predicable.
5472 (thumb2_movdf_vfp): Likewise.
5474 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5476 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5477 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5478 (*andqi_1): Add preferred_for_speed attribute to disparage
5479 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5480 (*<code>qi_1): Ditto.
5481 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5482 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5483 (*ashlqi3_1): Ditto.
5484 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5485 Add preferred_for_size attribute to disparage alternative 0 and
5486 preferred_for_speed attribute to disparage alternative 1 for
5487 TARGET_PARTIAL_REG_STALL targets.
5489 2016-05-07 Tom de Vries <tom@codesourcery.com>
5491 PR tree-optimization/70956
5492 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5495 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5497 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5498 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5499 * config/sh/sh.md (branch_zero): Remove define_attr.
5500 (define_delay): Disable delay slot if branch distance is one insn.
5502 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5504 * config/i386/i386.md (LEAMODE): New mode attribute.
5505 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5506 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5507 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5508 operand 2 predicate.
5509 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5510 (*lea<mode>_general_3): Ditto.
5511 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5513 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5515 * genmddump.c (main): Convert argv from char ** to const char **.
5517 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5519 * coretypes.h (OVERRIDE): New macro.
5522 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5524 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5525 allow coalescing if the types are compatible.
5527 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5529 * pass_manager.h (pass_manager::register_pass_name): New method.
5530 (pass_manager::get_pass_by_name): New method.
5531 (pass_manager::create_pass_tab): New method.
5532 (pass_manager::m_name_to_pass_map): New field.
5533 * passes.c (name_to_pass_map): Delete global in favor of field
5534 "m_name_to_pass_map" of pass_manager.
5535 (register_pass_name): Rename from a function to...
5536 (pass_manager::register_pass_name): ...this method, updating
5537 for renaming of global "name_to_pass_map" to field
5538 "m_name_to_pass_map".
5539 (create_pass_tab): Rename from a function to...
5540 (pass_manager::create_pass_tab): ...this method, updating
5541 for renaming of global "name_to_pass_map" to field.
5542 (get_pass_by_name): Rename from a function to...
5543 (pass_manager::get_pass_by_name): ...this method.
5544 (enable_disable_pass): Convert use of get_pass_by_name to
5545 a method call, locating the pass_manager singleton.
5547 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5549 * genattr-common.c (main): Convert argv from char ** to const char **.
5550 * genattr.c (main): Likewise.
5551 * genattrtab.c (main): Likewise.
5552 * genautomata.c (initiate_automaton_gen): Likewise.
5554 * gencodes.c (main): Likewise.
5555 * genconditions.c (main): Likewise.
5556 * genconfig.c (main): Likewise.
5557 * genconstants.c (main): Likewise.
5558 * genemit.c (main): Likewise.
5559 * genenums.c (main): Likewise.
5560 * genextract.c (main): Likewise.
5561 * genflags.c (main): Likewise.
5562 * genmddeps.c (main): Likewise.
5563 * genopinit.c (main): Likewise.
5564 * genoutput.c (main): Likewise.
5565 * genpeep.c (main): Likewise.
5566 * genpreds.c (main): Likewise.
5567 * genrecog.c (main): Likewise.
5568 * gensupport.c (init_rtx_reader_args_cb): Likewise.
5569 (init_rtx_reader_args): Likewise.
5570 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5571 (init_rtx_reader_args): Likewise.
5572 * gentarget-def.c (main): Likewise.
5573 * read-md.c (read_md_files): Likewise.
5574 * read-md.h (read_md_files): Likewise.
5576 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5578 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
5579 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
5580 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
5581 Remove unused predicate.
5582 (register_and_not_fp_reg_operand): Ditto.
5584 2016-05-06 Martin Liska <mliska@suse.cz>
5586 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
5587 instead of vec as the vector is local to the function.
5589 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5591 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
5592 avx512bw alternative.
5594 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
5595 before the ashr<mode>3 pattern.
5597 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
5598 v instead of x in vex or maybe_vex alternatives, use
5599 maybe_evex instead of vex in prefix.
5601 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
5602 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
5603 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
5604 in vex or maybe_vex alternatives, use maybe_evex instead of vex
5607 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
5608 v instead of x in vex or maybe_vex alternatives, use
5609 maybe_evex instead of vex in prefix.
5611 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
5612 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
5613 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
5614 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
5615 alternatives, use maybe_evex instead of vex in prefix.
5617 * config/i386/sse.md (vec_interleave_lowv4sf,
5618 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
5619 v instead of x in vex or maybe_vex alternatives, use
5620 maybe_evex instead of vex in prefix.
5622 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
5623 v instead of x in vex or maybe_vex alternatives, use
5624 maybe_evex instead of vex in prefix.
5626 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
5627 v constraint instead of x.
5629 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
5631 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
5632 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
5635 2016-05-06 Richard Biener <rguenther@suse.de>
5637 PR tree-optimization/70948
5638 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
5639 Properly clobber all fields of va_list for __builtin_va_start.
5641 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
5644 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
5645 loop latch destination.
5647 2016-05-06 Martin Liska <mliska@suse.cz>
5649 * tree-ssa-uninit.c: Apply manual changes
5650 to the GNU coding style.
5651 (prune_uninit_phi_opnds): Rename from
5652 prune_uninit_phi_opnds_in_unrealizable_paths.
5654 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5656 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
5657 mspace): Remove deprecated options.
5658 * doc/invoke.texi (SH options): Remove -mspace.
5660 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5662 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
5664 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5666 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
5667 corresponding combine split pattern.
5669 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5672 * config/sh/predicates.md (long_displacement_mem_operand): New.
5673 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
5674 Add movi20, movi20s alternatives. Adjust length attribute for
5676 (movsi_ie): Allow for any FPU. Adjust length attribute for
5678 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
5679 attribute for alternatives.
5680 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
5681 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
5682 length attribute for alternatives.
5684 2016-05-06 Richard Biener <rguenther@suse.de>
5686 PR tree-optimization/70960
5687 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
5689 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5692 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
5693 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
5695 2016-05-06 Marek Polacek <polacek@redhat.com>
5698 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
5700 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5703 * config/sh/sh.md (*rotcr): Add another variant.
5705 2016-05-06 Richard Biener <rguenther@suse.de>
5708 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
5710 2016-05-06 Richard Biener <rguenther@suse.de>
5713 * fold-const.c (split_tree): Always convert to the original type
5716 2016-05-06 Richard Biener <rguenther@suse.de>
5718 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
5719 (fwprop_addr): Likewise.
5721 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5724 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
5726 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
5727 * config/i386/i386.md (push mem splitter): Use find_constant_src in
5728 the splitter condition.
5729 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
5730 the splitter condition.
5731 (FP float_extend load splitter): Ditto.
5733 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
5735 * config/i386/i386.md (peehole2 patterns): Change true_regnum
5736 to REGNO in all peephole2 patterns.
5737 (post-reload splitters): Change true_regnum to REGNO in
5738 post-reload splitters.
5739 (zero_extend splitters): Use general_reg_operand and
5740 nonimmediate_gr_operand predicates.
5742 2016-05-05 Jakub Jelinek <jakub@redhat.com>
5744 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
5745 v constraint instead of x.
5747 2016-05-05 Alan Modra <amodra@gmail.com>
5750 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
5751 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
5752 TARGET_NO_FP_IN_TOC for -mrelocatable.
5753 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
5754 TARGET_RELOCATABLE test.
5755 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5756 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5757 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5758 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5759 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5760 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5761 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5762 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5763 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
5764 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5766 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
5767 (rs6000_stack_info): Likewise.
5768 (rs6000_elf_asm_out_constructor): Likewise.
5769 (rs6000_elf_asm_out_destructor): Likewise.
5770 (rs6000_elf_declare_function_name): Likewise.
5771 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
5772 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
5775 2016-05-05 Alan Modra <amodra@gmail.com>
5777 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
5779 2016-05-05 Alan Modra <amodra@gmail.com>
5781 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
5782 out-of-line gpr restore for one or two regs if that would add
5785 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
5788 * config/i386/i386.md
5789 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
5790 Change to post-epilogue_completed late splitter. Use sse_reg_operand
5791 as operand 0 predicate.
5792 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
5794 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
5795 Ditto. Emit the pattern using RTX.
5797 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
5798 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
5799 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
5800 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
5802 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
5803 sse_reg_operand as operand 0 predicate.
5805 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
5806 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
5807 instead of gen_rtx_REG.
5808 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
5811 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5813 * function.c (emit_use_return_register_into_block): Delete.
5814 (gen_return_pattern): Delete.
5815 (emit_return_into_block): Delete.
5816 (active_insn_between): Delete.
5817 (convert_jumps_to_returns): Delete.
5818 (emit_return_for_exit): Delete.
5819 (thread_prologue_and_epilogue_insns): Delete all code dealing with
5820 simple_return for shrink-wrapped blocks.
5821 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
5822 end of blocks that need one.
5823 (get_unconverted_simple_return): Delete.
5824 (convert_to_simple_return): Delete.
5825 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
5826 (convert_to_simple_return): Ditto.
5828 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5830 * cfgcleanup.c (bb_is_just_return): New function.
5831 (try_optimize_cfg): Simplify jumps to return, branches to return,
5832 and branches around return.
5834 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5836 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
5839 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5843 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
5844 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
5845 assert flags & OEP_HASH_CHECK, instead of asserting it
5846 never happens. Handle TARGET_EXPR.
5847 * fold-const.c (operand_equal_p): For hash verification,
5848 or in OEP_HASH_CHECK into flags.
5850 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
5852 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
5854 (compute_samebase_partition_bases): Fix typo.
5856 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5858 * config/i386/sse.md (vec_interleave_highv8sf,
5859 vec_interleave_lowv8sf, vec_interleave_highv4df,
5860 vec_interleave_lowv4df): Remove constraints from expanders.
5862 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
5864 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5866 * tree-inline.c (expand_call_inline): Fix path dealing with
5867 making lhs of call statement undefined.
5869 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5871 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
5872 Check availability on NODE, too.
5873 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
5874 (cgraph_node::call_for_symbol_and_aliases): Likewise.
5875 (varpool_node::call_for_symbol_and_aliase): Likewise.
5876 * ipa-pure-const.c (add_new_function): Analyze all bodies.
5877 (propagate_pure_const): Propagate across interposable functions, too.
5878 (skip_function_for_local_pure_const): Do not skip interposable bodies
5880 (pass_local_pure_const::execute): Update.
5882 2016-05-04 Marek Polacek <polacek@redhat.com>
5884 * doc/invoke.texi: Document -Wdangling-else.
5886 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5888 * config.gcc: Error out when conflicting multilib is detected. Do not
5889 loop over multilibs since no combination is legal.
5891 2016-05-04 Alan Modra <amodra@gmail.com>
5893 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
5894 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
5895 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5898 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
5900 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
5901 Clean up p5600 comments.
5903 2016-05-04 Richard Biener <rguenther@suse.de>
5905 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
5906 constructor simplifications.
5907 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
5909 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
5911 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
5912 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
5913 result.set_rtx is null instead of aborting.
5914 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
5916 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
5917 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
5918 *mov<mode>_store_postinc): New patterns.
5920 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
5922 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
5923 as commutative. Check both conversions are NOP.
5924 ((A & B) OP (C & B)): Remove.
5926 2016-05-04 Alan Modra <amodra@gmail.com>
5928 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
5930 2016-05-04 Alan Modra <amodra@gmail.com>
5933 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
5934 when cr2,3,4 are all fixed regs.
5936 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
5938 PR rtl-optimization/57193
5939 * opts.c (default_options_table): Revert OPT_frename_registers change.
5940 * doc/invoke.texi (-frename-registers, -O2): Likewise.
5942 2016-05-03 Martin Sebor <msebor@redhat.com>
5945 * builtins.c (fold_builtin_FILE): New function.
5946 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
5947 (fold_builtin_0): Call them.
5948 * gimplify.c (gimplify_call_expr): Remove the handling of
5949 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
5952 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
5953 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
5957 * doc/extend.texi (Function Names as Strings): Update __func__,
5958 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
5961 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5962 Richard Biener <rguenther@suse.de>
5964 PR tree-optimization/70916
5965 * tree-if-conv.c: Include cfganal.h.
5966 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
5967 and remove_fake_exit_edges around the optimization pass.
5969 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
5971 * cgraph.c (symbol_table::create_edge): Set inline_failed.
5972 (cgraph_edge::make_direct): Likewise.
5973 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
5974 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
5975 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
5976 (CIF_THUNK): New code.
5977 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
5978 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
5979 (compute_inline_parameters): Set inline_failed for thunks.
5980 (inline_analyze_function): Cleanup.
5981 * ipa-inline.c (can_inline_edge_p): Do not deal with
5982 call_stmt_cannot_inline_p.
5983 (can_early_inline_edge_p): Likewise.
5984 (early_inliner): Initialize inline_failed.
5985 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
5987 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
5989 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
5990 from nonimm_ssenomem_operand.
5991 (nonimm_ssenomem_operand): New predicate.
5992 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
5993 as operand 0 predicate.
5994 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
5995 Disable unsupported alternatives using "enabled" attribute.
5996 Use register_ssemem_operand as operand 0 predicate.
5997 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
5999 2016-05-03 Marek Polacek <polacek@redhat.com>
6002 * input.c (expansion_point_location): New function.
6003 * input.h (expansion_point_location): Declare.
6005 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6007 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6008 occurence with frame_offset_ ones.
6010 2016-05-03 Alan Modra <amodra@gmail.com>
6012 PR rtl-optimization/70890
6013 * ira.c (combine_and_move_insns): When moving def_insn, remove
6016 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6018 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6019 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6020 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6021 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6023 2016-05-03 Alan Modra <amodra@gmail.com>
6025 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6026 for SAVE_MULTIPLE/STORE_MULTIPLE.
6028 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6030 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6031 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6033 2016-05-03 Richard Biener <rguenther@suse.de>
6035 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6037 (gimplify_arg): Likewise.
6038 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6039 re-writing the result to a decl if required.
6040 (internal_get_tmp_var): Add allow_ssa parameter
6041 and override into_ssa with it.
6042 (get_formal_tmp_var): Adjust.
6043 (get_initialized_tmp_var): Add allow_ssa parameter.
6044 (gimplify_arg): Add allow_ssa parameter and avoid generating
6045 SSA names for the result false.
6046 (gimplify_call_expr): If the call may return twice do not
6047 gimplify parameters into SSA.
6048 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6049 (gimplify_modify_expr): Adjust assert. For noreturn calls
6050 with a SSA name LHS adjust its def.
6051 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6052 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6053 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6054 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6055 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6056 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6057 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6058 (optimize_target_teams): Do not allow SSA names for clause operands.
6059 (gimplify_expr): Likewise for where we mark the result addressable.
6060 * passes.def (pass_init_datastructures): Remove.
6061 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6062 (rewrite_stmt): Likewise.
6063 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6064 (replace_locals_op): Replace SSA names.
6065 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6066 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6067 * cgraph.c (release_function_body): Free CFG annotations only
6068 when we have a CFG. Simplify.
6069 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6070 force_gimple_operand instead of get_initialized_tmp_var.
6071 * tree-pass.h (make_pass_init_datastructures): Remove.
6072 * tree-ssa.c (execute_init_datastructures): Remove.
6073 (pass_data_init_datastructures): Likewise.
6074 (class pass_init_datastructures): Likewise.
6075 (make_pass_init_datastructures): Likewise.
6076 * omp-low.c (create_omp_child_function): Init SSA data structures.
6077 (grid_expand_target_grid_body): Likewise.
6078 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6079 name before adding it to names_to_release.
6080 (remove_bb): Always release SSA defs.
6081 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6082 before dereferencing it.
6083 * cgraphunit.c (init_lowered_empty_function): Always
6084 int SSA data structures.
6085 * tree-ssanames.c (release_defs): Remove assert that we are in
6087 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6089 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6090 Uros Bizjak <ubizjak@gmail.com>
6092 PR rtl-optimization/70467
6093 * config/i386/predicates.md (x86_64_hilo_int_operand,
6094 x86_64_hilo_general_operand): New predicates.
6095 * config/i386/constraints.md (Wd): New constraint.
6096 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6097 (general_hilo_operand): New mode attr.
6098 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6099 instead of <general_operand>.
6100 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6101 x86_64_hilo_general_operand instead of <general_operand>.
6103 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6105 PR tree-optimization/70916
6106 * tree-if-conv.c (constant_or_ssa_name): Removed.
6107 (fold_build_cond_expr): Use is_gimple_val instead of
6108 constant_or_ssa_name.
6110 PR tree-optimization/70916
6111 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6112 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6115 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6116 (optimize_atomic_bit_test_and): New function.
6117 (pass_fold_builtins::execute): Use it.
6118 * optabs.def (atomic_bit_test_and_set_optab,
6119 atomic_bit_test_and_complement_optab,
6120 atomic_bit_test_and_reset_optab): New optabs.
6121 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6122 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6123 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6124 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6125 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6126 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6127 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6128 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6129 atomic_bit_test_and_complement@var{mode},
6130 atomic_bit_test_and_reset@var{mode}): Document.
6131 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6132 atomic_bit_test_and_complement<mode>,
6133 atomic_bit_test_and_reset<mode>): New expanders.
6134 (atomic_bit_test_and_set<mode>_1,
6135 atomic_bit_test_and_complement<mode>_1,
6136 atomic_bit_test_and_reset<mode>_1): New insns.
6138 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6140 PR rtl-optimization/70687
6141 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6142 instead of unsigned HOST_WIDE_INT.
6144 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6146 PR rtl-optimization/44281
6147 * hard-reg-set.h (struct target_hard_regs): New field
6148 x_fixed_nonglobal_reg_set.
6149 (fixed_nonglobal_reg_set): New macro.
6150 * reginfo.c (init_reg_sets_1): Initialize it.
6151 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6153 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6155 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6157 PR tree-optimization/56541
6158 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6159 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6160 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6161 (any_complicated_phi): new static variable.
6162 (aggressive_if_conv): delete.
6163 (if_convertible_phi_p): support phis with more than two arguments.
6164 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6165 critical pred edges.
6166 (ifcvt_split_critical_edges): support phis with more than two
6167 arguments by checking new parameter. only split critical edges
6169 (tree_if_conversion): handle simd pragma marked loop using new
6170 local variable aggressive_if_conv. check any_complicated_phi.
6172 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6174 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6177 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6179 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6182 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6184 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6185 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6186 define_insn_and_split.
6187 (mulsi3_i): New define_insn_and_split.
6188 (mulsi3_call): Convert to define_insn.
6189 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6192 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6194 * machmode.h (mode_complex): Add support to give the complex mode
6196 (GET_MODE_COMPLEX_MODE): Likewise.
6197 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6198 stored by build_complex_type and gfc_build_complex_type instead of
6199 trying to figure out the appropriate mode based on the size. Raise
6200 an assertion error, if the type was not set.
6201 * genmodes.c (struct mode_data): Add field for the complex type of
6203 (blank_mode): Likewise.
6204 (make_complex_modes): Remember the complex mode created in the
6206 (emit_mode_complex): Write out the mode_complex array to map a
6207 type mode to the complex version.
6208 (emit_insn_modes_c): Likewise.
6209 * tree.c (build_complex_type): Set the complex type to use before
6210 calling layout_type.
6211 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6212 support for __float128 complex datatypes.
6213 (rs6000_hard_regno_mode_ok): Likewise.
6214 (rs6000_setup_reg_addr_masks): Likewise.
6215 (rs6000_complex_function_value): Likewise.
6216 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6217 __float128 and __ibm128 complex.
6218 (FLOAT128_IBM_P): Likewise.
6219 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6220 * doc/extend.texi (Additional Floating Types): Document that
6221 -mfloat128 must be used to enable __float128. Document complex
6222 __float128 and __ibm128 support.
6224 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6227 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6228 char/short arguments promoted to int because of promote_prototypes.
6230 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6232 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6233 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6234 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6235 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6236 alternatives using "enabled" attribute. Use register_ssemem_operand
6237 as operand 1 predicate.
6238 (*cmpi<unord>xf_i387): Split XFmode pattern from
6239 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6240 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6241 *absneg<mode>2_i387. Disable unsupported alternatives using
6242 "enabled" attribute.
6243 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6245 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6247 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6249 (oacc_loop_process): Check mask for loop termination.
6251 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6253 * cif-code.def (CIF_THUNK): Add.
6254 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6257 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6259 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6260 (dump_inline_summary): Dump it.
6261 (fp_expression_p): New predicate.
6262 (estimate_function_body_sizes): Use it.
6263 (inline_merge_summary): Merge fp_expressions.
6264 (inline_read_section): Read fp_expressions.
6265 (inline_write_summary): Write fp_expressions.
6266 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6267 codegen boundary if either caller or callee is !fp_expressions.
6268 * ipa-inline.h (inline_summary): Add fp_expressions.
6269 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6270 to fp_expressions be sure the fp generation flags are updated.
6272 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6274 PR rtl-optimization/70467
6275 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6277 PR rtl-optimization/70467
6278 * ipa-pure-const.c (check_call): Handle internal calls even in
6279 ipa mode like in local mode.
6281 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6283 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6285 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6287 * match.pd (X u< X, X u> X): New transformations.
6289 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6291 * flag-types.h (enum warn_strict_overflow_code): Move ...
6292 * coretypes.h: ... here.
6293 * fold-const.h (fold_overflow_warning): Declare.
6294 * fold-const.c (fold_overflow_warning): Make non-static.
6295 (fold_comparison): Move the transformation of X +- C1 CMP C2
6296 into X CMP C2 -+ C1 ...
6297 * match.pd: ... here.
6298 * gimple-fold.c (fold_stmt_1): Protect with
6299 fold_defer_overflow_warnings.
6301 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6303 * omp-low.c (struct oacc_loop): Add 'inner' field.
6304 (new_oacc_loop_raw): Initialize it to zero.
6305 (oacc_loop_fixed_partitions): Initialize it.
6306 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6307 available partitioning.
6309 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6311 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6313 (umulsidi3): Likewise.
6314 (indirect_jump): Fix jump instruction assembly patterns.
6316 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6319 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6320 (nvptx_function_value): Assert non-NULL cfun.
6322 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6324 PR rtl-optimization/70886
6325 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6327 * cselib.h (rtx_equal_for_cselib_1): Declare.
6328 (rtx_equal_for_cselib_p: New inline function.
6329 * cselib.c (rtx_equal_for_cselib_p): Delete.
6330 (rtx_equal_for_cselib_1): Make public.
6332 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6334 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6335 (register_mixssei387nonimm_operand): Remove predicate.
6336 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6337 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6338 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6339 for TARGET_MIX_SSE_I387 alternatives.
6340 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6341 Disable unsupported alternatives using "enabled" attribute. Use
6342 nonimm_ssenomem_operand as operand 1 predicate. Also check
6343 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6345 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6347 * tree.c (cst_and_fits_in_hwi): Simplify.
6349 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6351 * tree.h (wi::to_wide): New function.
6352 * expr.c (expand_expr_real_1): Use wi::to_wide.
6353 * fold-const.c (int_const_binop_1): Likewise.
6354 (extract_muldiv_1): Likewise.
6356 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6358 * wide-int.h: Update offset_int and widest_int documentation.
6359 (WI_SIGNED_SHIFT_RESULT): New macro.
6360 (wi::binary_shift): Define signed_shift_result_type for
6361 shifts on offset_int- and widest_int-like types.
6362 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6363 * tree.h (int_bit_position): Use shift operators instead of wi::
6365 * alias.c (adjust_offset_for_component_ref): Likewise.
6366 * expr.c (get_inner_reference): Likewise.
6367 * fold-const.c (fold_comparison): Likewise.
6368 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6369 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6370 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6371 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6372 (stmt_kills_ref_p): Likewise.
6373 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6374 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6375 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6376 (ao_ref_init_from_vn_reference): Likewise.
6378 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6380 * wide-int.h: Update offset_int and widest_int documentation.
6381 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6382 (wi::binary_traits): Allow ordered comparisons between offset_int and
6383 offset_int, between widest_int and widest_int, and between either
6384 of these types and basic C types.
6385 (operator <, <=, >, >=): Define for the same combinations.
6386 * tree.h (tree_int_cst_lt): Use comparison operators instead
6387 of wi:: comparisons.
6388 (tree_int_cst_le): Likewise.
6389 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6390 (fold_nonarray_ctor_reference): Likewise.
6391 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6392 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6393 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6394 * tree-sra.c (completely_scalarize): Likewise.
6395 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6396 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6397 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6398 (check_for_binary_op_overflow): Likewise.
6399 (search_for_addr_array): Likewise.
6400 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6402 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6404 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6405 (arc_save_restore): Likewise.
6406 (arc_dwarf_register_span): Likewise.
6407 (arc_output_pic_addr_const): Initialize suffix variable.
6409 2016-05-02 Martin Liska <mliska@suse.cz>
6411 * symbol-summary.h (function_summary::function_summary):
6412 Remove checking assert for all cgraph nodes.
6413 (function_summary::get): Check summary_uid.
6414 (symtab_insertion): Check summary_uid.
6416 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6418 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6419 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6421 (arc_dwarf_register_span): Remove enum keyword.
6422 (compact_memory_operand_p): New function.
6423 * config/arc/arc.h (reg_class): Add code density register classes.
6424 (REG_CLASS_NAMES): Likewise.
6425 (REG_CLASS_CONTENTS): Likewise.
6426 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6427 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6428 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6429 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6430 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6432 (h, Rcd, Rsd, Rzd): New register constraints.
6433 (T): Use compact_memory_operand_p function.
6434 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6436 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6438 * config/sh/sh.md (*negnegt, *movtt): Remove.
6440 2016-05-02 Marek Polacek <polacek@redhat.com>
6441 Tom de Vries <tom@codesourcery.com>
6443 PR tree-optimization/70700
6444 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6445 bigger than FIRST_REF_NODE.
6447 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6450 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6452 (prepare_cbranch_operands): Don't use scratch register. Assume that
6453 function is used when pseudos can be created.
6454 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6455 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6456 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6457 define_expand. Allow it only when pseudos can be created.
6458 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6460 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6462 * config/i386/constraints.md (BC): Only allow -1 operands.
6463 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6464 Add "enabled" attribute. Update XI mode attribute calculation.
6465 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6466 (*movoi_internal_avx): Update XI mode attribute calculation.
6467 (*movti_internal): Ditto.
6469 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6471 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6472 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6474 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6476 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6477 statement on instruction code. Remove trailing spaces.
6478 (altivec_expand_stv_builtin): Likewise.
6480 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6482 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6483 (TARGET_FPU_DOUBLE): Simplify.
6484 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6485 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6486 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6487 with 'TARGET_FPU_DOUBLE'.
6488 * config/sh/sh.md: Likewise.
6490 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6492 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6493 SH_DIV_STR_FOR_SIZE): Remove.
6494 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6495 SH_DIV_STR_FOR_SIZE): Remove.
6497 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6499 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6500 logical_reg_operand): Delete.
6501 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6502 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6503 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6504 match_operand and match_test.
6505 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6506 variables on their first use. Return bool values.
6507 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6508 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6509 arith_reg_operand for input operand. Remove empty constraints.
6511 (*xorsi3_compact): Rename to xorsi3.
6512 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6513 (*zero_extend<mode>si2_disp_mem): Update comment.
6516 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6518 * config/sh/t-sh: Remove SH5 support.
6519 * config.gcc: Likewise.
6520 * configure: Likewise.
6522 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6524 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6526 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6528 * config/sh/sh.c (register_sh_passes, sh_option_override,
6529 sh_print_operand, prepare_move_operands,
6530 sh_can_follow_jump): Remove TARGET_SH1 checks.
6531 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6532 PROMOTE_MODE): Likewise.
6533 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6536 2016-04-30 Alan Modra <amodra@gmail.com>
6538 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6539 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6540 Check for user regs later to avoid unnecessary looping over regs.
6541 Merge user reg check with non-saved reg check. Don't force
6542 inline VR restore when static chain used.
6543 (rs6000_frame_related): Omit eh_frame info for user regs when
6545 (fixed_regs_p): Delete.
6547 2016-04-30 Alan Modra <amodra@gmail.com>
6549 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
6550 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
6553 2016-04-30 Alan Modra <amodra@gmail.com>
6556 * config/rs6000/rs6000.c (fixed_reg_p): New function.
6557 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
6560 2016-04-30 Alan Modra <amodra@gmail.com>
6562 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6563 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
6564 flag_pic test for Darwin.
6566 2016-04-30 Alan Modra <amodra@gmail.com>
6568 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
6569 throw_calls_crossed.
6570 (REG_FREQ_CALLS_CROSSED): Delete.
6571 (REG_N_THROWING_CALLS_CROSSED): Delete.
6572 * regstat.c (regstat_bb_compute_ri): Don't calculate
6573 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
6574 (dump_reg_info): Don't print call cross frequency.
6575 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
6576 and REG_N_THROWING_CALLS_CROSSED.
6578 2016-04-30 Alan Modra <amodra@gmail.com>
6580 * regs.h (struct reg_info_t): Delete live_length.
6581 (REG_LIVE_LENGTH): Delete macro.
6582 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
6583 local_live, local_processed and local_live_last_luid params.
6584 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
6586 (regstat_compute_ri): Adjust for above. Don't set
6588 (dump_reg_info): Don't print live length.
6589 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
6590 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
6591 Localize loop_depth var.
6593 2016-04-30 Alan Modra <amodra@gmail.com>
6595 * ira.c (enum valid_equiv): New.
6596 (validate_equiv_mem): Return enum.
6597 (update_equiv_mem): Create replacement in more cases.
6598 (add_store_equivs): Update validate_equiv_mem call.
6600 2016-04-30 Alan Modra <amodra@gmail.com>
6602 * ira.c (combine_and_move_insns): Rather than scanning insns,
6603 use DF infrastucture to find use and def insns.
6605 2016-04-30 Alan Modra <amodra@gmail.com>
6607 ira.c (combine_and_move_insns): Move invariant conditions..
6608 (ira.c): ..to here. Call combine_and_move_insns before
6609 add_store_equivs. Call grow_reg_equivs later. Allocate
6610 req_equiv later using max_reg_num() rather than global max_regno.
6611 (contains_replace_regs): Delete.
6612 (add_store_equivs): Remove contains_replace_regs test.
6614 2016-04-30 Alan Modra <amodra@gmail.com>
6616 * ira.c (struct equiv_mem_data): New.
6617 (equiv_mem, equiv_mem_modified): Delete static vars.
6618 (validate_equiv_mem_from_store): Use "data" param to communicate..
6619 (validate_equiv_mem): ..from here.
6621 2016-04-30 Alan Modra <amodra@gmail.com>
6623 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
6625 (update_reg_equivs): ..here. Move allocation and freeing of
6626 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
6627 end_alias_analysis to..
6630 2016-04-30 Alan Modra <amodra@gmail.com>
6632 * ira.c (pdx_subregs): Delete.
6633 (struct equivalence): Add pdx_subregs field.
6634 (set_paradoxical_subreg): Remove pdx_subregs param. Update
6636 (update_equiv_regs): Don't create or free pdx_subregs. Update
6639 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6641 * config/rs6000/altivec.h: Change definitions of vec_xl and
6643 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
6644 (LD_ELEMREV_V2DI): New.
6645 (LD_ELEMREV_V4SF): New.
6646 (LD_ELEMREV_V4SI): New.
6647 (LD_ELEMREV_V8HI): New.
6648 (LD_ELEMREV_V16QI): New.
6649 (ST_ELEMREV_V2DF): New.
6650 (ST_ELEMREV_V2DI): New.
6651 (ST_ELEMREV_V4SF): New.
6652 (ST_ELEMREV_V4SI): New.
6653 (ST_ELEMREV_V8HI): New.
6654 (ST_ELEMREV_V16QI): New.
6657 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6658 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
6659 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
6660 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
6661 (altivec_expand_builtin): Add handling for
6662 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
6663 (rs6000_invalid_builtin): Add error-checking for
6664 RS6000_BTM_P9_VECTOR.
6665 (altivec_init_builtins): Define builtins used to implement vec_xl
6667 (rs6000_builtin_mask_names): Define power9-vector.
6668 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
6669 (RS6000_BTM_P9_VECTOR): Define.
6670 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
6671 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
6672 (vsx_ld_elemrev_v2df): Likewise.
6673 (vsx_ld_elemrev_v4sf): Likewise.
6674 (vsx_ld_elemrev_v4si): Likewise.
6675 (vsx_ld_elemrev_v8hi): Likewise.
6676 (vsx_ld_elemrev_v16qi): Likewise.
6677 (vsx_st_elemrev_v2df): Likewise.
6678 (vsx_st_elemrev_v2di): Likewise.
6679 (vsx_st_elemrev_v4sf): Likewise.
6680 (vsx_st_elemrev_v4si): Likewise.
6681 (vsx_st_elemrev_v8hi): Likewise.
6682 (vsx_st_elemrev_v16qi): Likewise.
6683 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
6686 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
6688 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
6690 (simplify_control_stmt_condition_1): ... here. Recurse into
6691 BIT_AND_EXPRs and BIT_IOR_EXPRs.
6693 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
6696 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
6697 (zero_extendqi<mode>2_dot): Revert earlier conversion from
6698 define_insn_and_split to define_insn.
6699 (zero_extendqi<mode>2_dot2): Same.
6700 (extendqi<mode>2_dot): Same.
6701 (extendqi<mode>2_dot2): Same.
6703 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6705 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
6706 (probe_stack): New expander.
6707 (probe_stack_<mode>): New insn pattern.
6709 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6711 * config/i386/i386.md
6712 (operations with memory inputs setting flags peephole2):
6713 Remove uneeded REG_P checks. Cleanup pattern generation.
6715 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
6717 * tree-vect-loop.c (vect_transform_loop): Fix
6718 nb_iterations_upper_bound computation for vectorized loop.
6720 2016-04-29 Marek Polacek <polacek@redhat.com>
6721 Jakub Jelinek <jakub@redhat.com>
6724 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
6725 TARGET_EXPR_SLOT as a base.
6727 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
6729 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
6730 with 'rCm2' constraints to limit possible immediate size.
6731 (*load_zeroextendqisi_update): Likewise.
6732 (*load_signextendqisi_update): Likewise.
6733 (*loadhi_update): Likewise.
6734 (*load_zeroextendhisi_update): Likewise.
6735 (*load_signextendhisi_update): Likewise.
6736 (*loadsi_update): Likewise.
6737 (*loadsf_update): Likewise.
6739 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6741 * config/i386/predicates.md (constm1_operand): Fix comparison.
6743 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6745 * testsuite/gcc.target/arc/ieee_eq.c: New test.
6747 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
6749 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
6750 remaining SH5 related settings.
6751 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
6752 shmedia_prepare_call_address): Delete.
6753 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
6754 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
6755 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
6756 UNSUPPORTED_SH2A): Remove m5 checks.
6757 (sh_divide_strategy_e): Remove SH5 division strategies.
6758 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
6759 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
6761 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6763 * config/s390/s390.c (s390_rtx_costs): Update documentation.
6765 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6767 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
6768 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
6770 * config/s390/vector.md ("mov<mode>"): Likewise.
6772 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
6774 * config/s390/constraints.md ("U", "W"): Invoke
6775 s390_mem_constraint with "ZR" and "ZT".
6776 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
6777 addresses when using LRA. Accept also short displacements for S
6778 and T constraints. Do not check for long displacement target for
6779 S and T constraints.
6780 (s390_mem_constraint): Remove handling of U and W constraints.
6781 * config/s390/s390.md (various patterns): Remove the short
6782 displacement constraints (Q and R) if a long displacement
6783 constraint is present. Add longdisp as required CPU capability.
6784 * config/s390/vector.md: Likewise.
6785 * config/s390/vx-builtins.md: Likewise.
6787 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6790 * reload1.c (reload): Call finish_spills before
6791 restarting reload loop. Skip select_reload_regs
6792 if update_eliminables_and_spill returns true.
6794 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6796 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
6797 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
6798 (umulhisi3_imm): Update predicates and constraint letters.
6799 (umulhisi3_reg): Declare instruction as commutative.
6800 * config/arc/constraints.md (J12, J16): New constraints.
6801 * config/arc/predicates.md (short_unsigned_const_operand): New
6803 (arc_short_operand): Likewise.
6804 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
6806 2016-04-29 Richard Biener <rguenther@suse.de>
6808 PR tree-optimization/13962
6809 PR tree-optimization/65686
6810 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
6811 * tree-ssa-alias.c (ptrs_compare_unequal): New function
6812 using PTA to compare pointers.
6813 * match.pd: Add pattern for pointer equality compare simplification
6814 using ptrs_compare_unequal.
6816 2016-04-29 Richard Biener <rguenther@suse.de>
6818 * stor-layout.c (layout_type): Do not build a pointer-to-element
6821 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6823 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
6824 Use SWI mode iterator. Use general_reg_operand predicate.
6825 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
6826 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
6829 2016-04-29 Jakub Jelinek <jakub@redhat.com>
6832 * fold-const.c (operand_equal_p): Don't verify hash value equality
6834 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
6837 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6840 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
6841 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
6842 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
6843 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
6844 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
6846 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6848 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
6849 to info. Don't initialize separate fields to 0. Clean up
6852 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6854 * config/i386/i386.md (peephole2s for operations with memory inputs):
6855 Use SWI mode iterator.
6856 (peephole2s for operations with memory outputs): Ditto.
6857 Do not check for stack checking probe.
6859 (probe_stack): Remove expander.
6861 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6862 Andrew Burgess <andrew.burgess@embecosm.com>
6864 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
6865 operands as 32-bits.
6867 2016-04-28 Jason Merrill <jason@redhat.com>
6869 * gdbinit.in: Skip line-map.h.
6871 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6872 Andrew Burgess <andrew.burgess@embecosm.com>
6874 * config/arc/arc.c (arc_conditional_register_usage): Take
6875 TARGET_RRQ_CLASS into account.
6876 (arc_print_operand): Support printing 'p' and 's' operands.
6877 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
6879 (TARGET_RRQ_CLASS): Define.
6880 (IS_POWEROF2_OR_0_P): Define.
6881 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
6883 (*tst_movb): New define_insn.
6884 (*tst): Avoid recognition if it could prevent '*tst_movb'
6885 combination; replace c/CnL with c/Chs alternative.
6886 (*tst_bitfield_tst): New define_insn.
6887 (*tst_bitfield_asr): New define_insn.
6888 (*tst_bitfield): New define_insn.
6889 (andsi3_i): Add Rrq variant.
6890 (extzv): New define_expand.
6891 (insv): New define_expand.
6892 (*insv_i): New define_insn.
6893 (*movb): New define_insn.
6894 (*movb_signed): New define_insn.
6895 (*movb_high): New define_insn.
6896 (*movb_high_signed): New define_insn.
6897 (*movb_high_signed + 1): New define_split pattern.
6898 (*mrgb): New define_insn.
6899 (*mrgb + 1): New define_peephole2 pattern.
6900 (*mrgb + 2): New define_peephole2 pattern.
6901 * config/arc/arc.opt (mbitops): New option for nps400, uses
6902 TARGET_NPS_BITOPS_DEFAULT.
6903 * config/arc/constraints.md (q): Make register class conditional.
6904 (Rrq): New register constraint.
6905 (Chs): New constraint.
6906 (Clo): New constraint.
6907 (Chi): New constraint.
6908 (Cbf): New constraint.
6909 (Cbn): New constraint.
6910 (C18): New constraint.
6911 (Cbi): New constraint.
6913 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6915 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
6917 (bitmap_intersection_of_preds): Ditto.
6918 (bitmap_union_of_succs): Ditto.
6919 (bitmap_union_of_preds): Ditto.
6920 * sbitmap.c (do_popcount): Delete.
6921 (BITMAP_DEBUGGING): Delete.
6922 (sbitmap_verify_popcount): Delete.
6923 (sbitmap_alloc): Don't initialize the popcount field.
6924 (sbitmap_alloc_with_popcount): Delete.
6925 (sbitmap_resize): Don't resize the popcount array.
6926 (sbitmap_vector_alloc): Don't initialize the popcount field.
6927 (bitmap_copy): Don't copy the popcount array.
6928 (bitmap_clear): Don't clear the popcount array.
6929 (bitmap_clear): Delete the popcount array handling.
6930 (bitmap_ior_and_compl): Delete the popcount assert.
6931 (bitmap_not): Ditto.
6932 (bitmap_and_compl): Ditto.
6933 (bitmap_and): Delete the popcount array handling.
6934 (bitmap_xor): Ditto.
6935 (bitmap_ior): Ditto.
6936 (bitmap_or_and): Delete the popcount assert.
6937 (bitmap_and_or): Ditto.
6938 (popcount_table): Delete.
6939 (sbitmap_elt_popcount): Delete.
6940 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
6941 (bitmap_set_bit): Delete the popcount assert.
6942 (bitmap_clear_bit): Ditto.
6943 (sbitmap_free): Don't free the popcount array.
6944 (sbitmap_alloc_with_popcount): Delete declaration.
6945 (sbitmap_popcount): Ditto.
6947 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6948 Andrew Burgess <andrew.burgess@embecosm.com>
6950 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
6951 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
6952 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
6953 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
6954 * config/arc/arc.opt (mcmem): New option.
6955 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
6956 supply length for r/m alternative.
6957 (*extendqisi2_ac): Likewise.
6958 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
6960 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
6961 (movhi_insn): Likewise.
6962 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
6963 (*zero_extendqihi2_i): Add r/Ucm alternative.
6964 (*zero_extendqisi2_ac): Likewise.
6965 (*zero_extendhisi2_i): Likewise.
6966 * config/arc/constraints.md (Uex): New memory constraint.
6967 (Ucm): New define_constraint.
6968 * config/arc/predicates.md (long_immediate_loadstore_operand):
6969 Return 0 for MEM with cmem_address address.
6970 (cmem_address_0): New predicates.
6971 (cmem_address_1): Likewise.
6972 (cmem_address_2): Likewise.
6973 (cmem_address): Likewise.
6975 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6977 * config/rs6000/rs6000.c (machine_function): Rename
6978 insn_chain_scanned_p to spe_insn_chain_scanned_p.
6979 (rs6000_stack_info): Adjust.
6981 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6982 Andrew Burgess <andrew.burgess@embecosm.com>
6984 * config/arc/constraints.md (Usd): Convert to define_constraint.
6988 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6991 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
6992 Add new peephole2 where the first insn is *mov<mode>_or instead of
6993 *mov<mode>_internal.
6995 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
6997 * tracer.c (bb_seen): Make static.
6999 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7001 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7002 support, setup defaults.
7003 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7004 * config/arc/arc.c (arc_init): Add NPS400 support.
7005 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7006 (TARGET_ARC700): NPS400 is also an ARC700.
7007 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7009 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7012 * config/nds32/nds32.md (casesi): Don't access the operands array
7015 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7017 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7018 (or $-1,reg peephole2): Ditto.
7019 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7021 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7023 * doc/extend.texi (Common Function Attributes) [optimize]:
7024 Discourage use of the optimize attribute.
7026 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7028 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7029 special case builtin.
7030 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7031 ALTIVEC_BUILTIN_VEC_ADDE.
7032 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7033 support for ALTIVEC_BUILTIN_VEC_ADDE.
7034 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7035 for __builtin_vec_adde.
7037 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7039 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7040 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7042 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7045 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7046 attributes): Document cilkplus_runtime.
7048 2016-04-28 Martin Jambor <mjambor@suse.cz>
7050 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7051 this function. Call verify_expr on MEM_REFs and bases of other
7054 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7056 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7057 for WORD_REGISTER_OPERATIONS to runtime check.
7059 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7061 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7063 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7065 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7066 big-endian compilation.
7067 * config/arc/arc.md (addf3): Likewise.
7071 2016-04-28 Richard Biener <rguenther@suse.de>
7073 PR tree-optimization/70840
7074 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7075 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7076 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7077 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7079 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7081 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7082 and explain why in a comment.
7084 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7086 * config/arc/arc.md (cpu_facility): Add fpx variant.
7087 (subdf3): Prohibit use reverse sub when assist operations option
7089 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7090 instructions only when FPX is enabled.
7091 * testsuite/gcc.target/arc/trsub.c: New test.
7093 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7095 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7096 mult_operator when calculating "type" attribute.
7097 (*fop_<mode>_1_i387): Ditto.
7098 (*fop_xf_1_i387): Ditto.
7099 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7100 Use std::swap to swap operands. Use RTL expressions to generate
7103 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7104 Joern Rennecke <joern.rennecke@embecosm.com>
7106 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7108 (emit_pic_move): Remove.
7109 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7110 * config/arc/arc.c (emit_pic_move): Removed.
7111 (TARGET_HAVE_TLS): Define.
7112 (arc_conditional_register_usage): Test for arc_tp_regno.
7113 (arc_print_operand, arc_print_operand_address): Handle TLS
7115 (arc_needs_pcl_p): New function.
7116 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7117 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7118 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7119 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7120 (arc_legitimize_tls_address): Likewise.
7121 (DTPOFF_ZERO_SYM): Define.
7122 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7123 (arc_output_pic_addr_const): Print TLS unspecs.
7124 (prepare_pic_move): New function, replaces emit_pic_move.
7125 (arc_legitimate_constant_p): Handle TLS unspecs.
7126 (arc_legitimate_address_p): Likewise.
7127 (arc_rewrite_small_data_p): Use assert for TLS constants.
7128 (prepare_move_operands): Use prepare_pic_move.
7129 (arc_legitimize_address): Legitimize tls addresses.
7130 (arc_epilogue_uses): Check for arc_tp_regno.
7131 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7132 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7134 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7136 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7137 %(arc_tls_extra_start_spec).
7138 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7139 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7141 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7142 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7143 (UNSPEC_TLS_OFF): Add.
7145 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7146 (get_thread_pointersi): New patterns.
7147 * config/arc/arc.opt (mtp-regno): New option.
7148 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7149 (move_dest_operand): Likewise.
7150 * configure: Regenerate.
7151 * configure.ac: Add arc*-*-* case to test for tls.
7152 * doc/invoke.texi (ARC options): Document mtp-regno.
7154 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7156 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7157 the new ARC HS SIMD instructions.
7158 (arc_preferred_simd_mode): New function.
7159 (arc_autovectorize_vector_sizes): Likewise.
7160 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7161 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7162 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7163 (arc_init_builtins): Add new SIMD builtin types.
7164 (arc_split_move): Handle 64 bit vector moves.
7165 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7166 (TARGET_PLUS_QMACW): Define.
7167 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7168 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7169 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7170 (VSUBADD4H): New builtins.
7171 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7172 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7174 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7175 Matthias Klose <doko@debian.org>
7177 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7179 2016-04-28 Richard Biener <rguenther@suse.de>
7182 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7185 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7187 * common/config/sh/sh-common.c: Remove SH5 support.
7188 * config/sh/constraints.md: Likewise.
7189 * config/sh/config/sh/elf.h: Likewise.
7190 * config/sh/linux.h: Likewise.
7191 * config/sh/netbsd-elf.h: Likewise.
7192 * config/sh/predicates.md: Likewise.
7193 * config/sh/sh-c.c: Likewise.
7194 * config/sh/sh-protos.h: Likewise.
7195 * config/sh/sh.c: Likewise.
7196 * config/sh/sh.h: Likewise.
7197 * config/sh/sh.md: Likewise.
7198 * config/sh/sh.opt: Likewise.
7199 * config/sh/sync.md: Likewise.
7200 * config/sh/sh64.h: Delete.
7201 * config/sh/shmedia.h: Likewise.
7202 * config/sh/shmedia.md: Likewise.
7203 * config/sh/sshmedia.h: Likewise.
7204 * config/sh/t-netbsd-sh5-64: Likewise.
7205 * config/sh/t-sh64: Likewise.
7206 * config/sh/ushmedia.h: Likewise.
7208 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7210 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7211 general_reg_operand instead of register_operand predicate.
7213 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7215 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7217 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7219 * match.pd (A - B > A, A + B < A): New transformations.
7221 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7223 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7224 which defaults to true. Emit an outer pair of parentheses only if
7225 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7226 don't emit parentheses for the right-hand operand.
7228 2016-04-27 Jeff Law <law@redhat.com>
7230 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7232 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7234 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7235 (altivec_lvx_<mode>_internal): Document.
7236 (altivec_lvx_<mode>_2op): New define_insn.
7237 (altivec_lvx_<mode>_1op): Likewise.
7238 (altivec_lvx_<mode>_2op_si): Likewise.
7239 (altivec_lvx_<mode>_1op_si): Likewise.
7240 (altivec_stvx_<mode>): Remove.
7241 (altivec_stvx_<mode>_internal): Document.
7242 (altivec_stvx_<mode>_2op): New define_insn.
7243 (altivec_stvx_<mode>_1op): Likewise.
7244 (altivec_stvx_<mode>_2op_si): Likewise.
7245 (altivec_stvx_<mode>_1op_si): Likewise.
7246 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7247 Expand vec_ld and vec_st during parsing.
7248 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7250 (altivec_expand_stvx_be): Likewise.
7251 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7252 address-masking behavior in RTL.
7253 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7254 address-masking behavior in RTL.
7255 (altivec_expand_builtin): Change builtin code arguments for calls
7256 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7257 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7258 presence of lvx/stvx patterns.
7259 (alignment_with_canonical_addr): New function.
7260 (alignment_mask): Likewise.
7261 (find_alignment_op): Likewise.
7262 (recombine_lvx_pattern): Likewise.
7263 (recombine_stvx_pattern): Likewise.
7264 (recombine_lvx_stvx_patterns): Likewise.
7265 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7266 stvx patterns from expand.
7267 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7269 (vector_altivec_store_<mode>): Likewise.
7271 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7273 * config/aarch64/aarch64.md
7274 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7275 remove the "fp" attributes.
7276 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7277 add the "simd" attributes.
7278 (*movdf_aarch64): Likewise.
7279 (*movtf_aarch64): Remove the "fp" attributes.
7280 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7281 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7283 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7285 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7286 rtx to rtx_code_label *.
7287 * rtl.h (maybe_set_first_label_num): Likewise.
7289 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7291 * df-core.c (df_add_problem): Make the problem param be const.
7292 (df_remove_problem): Make local "problem" be const.
7293 * df-problems.c (problem_RD): Make const.
7294 (problem_LR): Likewise.
7295 (problem_LIVE): Likewise.
7296 (problem_MIR): Likewise.
7297 (problem_CHAIN): Likewise.
7298 (problem_WORD_LR): Likewise.
7299 (problem_NOTE): Likewise.
7300 (problem_MD): Likewise.
7301 * df-scan.c (problem_SCAN): Likewise.
7302 * df.h (struct df_problem): Make field "dependent_problem" be
7304 (struct dataflow): Likewise for field "problem".
7305 (df_add_problem): Make param const.
7307 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7309 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7310 inter-unit moves to/from vector registers are enabled. Do not disable
7313 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7315 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7316 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7318 (enum df_problem_id): ...this new enum.
7319 (struct df_problem): Convert field "id" from "int" to
7322 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7324 * rtl.def: Update comment for "things in the instruction chain" to
7325 reflect the removal of the leading "i" field for INSN_UID in
7326 r210360. Fix bogus apostrophe.
7328 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7330 * config/i386/i386.md
7331 (lea arith with mem operand + setcc peephole2): Set operator mode.
7333 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7336 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7337 (dimode_scalar_to_vector_candidate_p): This.
7338 (timode_scalar_to_vector_candidate_p): New function.
7339 (scalar_to_vector_candidate_p): Likewise.
7340 (timode_check_non_convertible_regs): Likewise.
7341 (timode_remove_non_convertible_regs): Likewise.
7342 (remove_non_convertible_regs): Likewise.
7343 (remove_non_convertible_regs): Renamed to ...
7344 (dimode_remove_non_convertible_regs): This.
7345 (scalar_chain::~scalar_chain): Make it virtual.
7346 (scalar_chain::compute_convert_gain): Make it pure virtual.
7347 (scalar_chain::mark_dual_mode_def): Likewise.
7348 (scalar_chain::convert_insn): Likewise.
7349 (scalar_chain::convert_registers): Likewise.
7350 (scalar_chain::add_to_queue): Make it protected.
7351 (scalar_chain::emit_conversion_insns): Likewise.
7352 (scalar_chain::replace_with_subreg): Likewise.
7353 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7354 (scalar_chain::convert_op): Likewise.
7355 (scalar_chain::convert_reg): Likewise.
7356 (scalar_chain::make_vector_copies): Likewise.
7357 (scalar_chain::convert_registers): New pure virtual function.
7358 (class dimode_scalar_chain): New class.
7359 (class timode_scalar_chain): Likewise.
7360 (scalar_chain::mark_dual_mode_def): Renamed to ...
7361 (dimode_scalar_chain::mark_dual_mode_def): This.
7362 (timode_scalar_chain::mark_dual_mode_def): New function.
7363 (timode_scalar_chain::convert_insn): Likewise.
7364 (dimode_scalar_chain::convert_registers): Likewise.
7365 (scalar_chain::compute_convert_gain): Renamed to ...
7366 (dimode_scalar_chain::compute_convert_gain): This.
7367 (scalar_chain::replace_with_subreg): Renamed to ...
7368 (dimode_scalar_chain::replace_with_subreg): This.
7369 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7370 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7371 (scalar_chain::make_vector_copies): Renamed to ...
7372 (dimode_scalar_chain::make_vector_copies): This.
7373 (scalar_chain::convert_reg): Renamed to ...
7374 (dimode_scalar_chain::convert_reg ): This.
7375 (scalar_chain::convert_op): Renamed to ...
7376 (dimode_scalar_chain::convert_op): This.
7377 (scalar_chain::convert_insn): Renamed to ...
7378 (dimode_scalar_chain::convert_insn): This.
7379 (scalar_chain::convert): Call convert_registers.
7380 (convert_scalars_to_vector): Change to scalar_chain pointer to
7381 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7382 in 32-bit mode. Delete scalar_chain pointer. Call
7383 free_dominance_info in 64-bit mode.
7384 (pass_stv::gate): Remove TARGET_64BIT check.
7385 (ix86_option_override): Put the 64-bit STV pass before the CSE
7388 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7390 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7391 dw_loc_frame_offset field.
7392 * dwarf2out.c (new_loc_descr): Likewise.
7393 (resolve_args_picking_1): Turn the VISITED hash set into a
7394 FRAME_OFFSET hash map. Use it to associate a frame offset to
7395 visited nodes. Remove uses of the CHECKING_P macro.
7396 (resolve_args_picking): Update call to resolve_args_picking_1.
7398 2016-04-27 Martin Liska <mliska@suse.cz>
7400 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7401 (free_loop_data): Release vuses of groups.
7403 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7405 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7406 instead of redundant use_id and boolean have_use_for.
7407 (struct iv_use): Change sub_id into group_id. Remove field next.
7408 Move fields: related_cands, n_map_members, cost_map and selected
7410 (struct iv_group): ... here. New structure.
7411 (struct iv_common_cand): Use structure declaration directly.
7412 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7413 (MAX_CONSIDERED_USES): Rename macro to ...
7414 (MAX_CONSIDERED_GROUPS): ... here.
7415 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7416 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7417 (dump_uses): Rename to ...
7418 (dump_groups): ... here. Update all uses.
7419 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7420 (find_induction_variables): Refactor format of dump information.
7421 (record_sub_use): Delete.
7422 (record_use): Update all uses.
7423 (record_group): New function.
7424 (record_group_use, find_interesting_uses_op): Call above functions.
7426 (find_interesting_uses_cond): Ditto.
7427 (group_compare_offset): New function.
7428 (split_all_small_groups): Rename to ...
7429 (split_small_address_groups_p): ... here. Update all uses.
7430 (split_address_groups): Update all uses.
7431 (find_interesting_uses): Refactor format of dump information.
7432 (add_candidate_1): Update all uses. Remove redundant check on iv,
7434 (add_candidate, record_common_cand): Remove redundant assert.
7435 (add_iv_candidate_for_biv): Update use.
7436 (add_iv_candidate_derived_from_uses): Update all uses.
7437 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7438 (alloc_use_cost_map): Ditto.
7439 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7440 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7441 (determine_use_iv_cost_generic): Ditto.
7442 (determine_group_iv_cost_generic): Ditto.
7443 (determine_use_iv_cost_address): Ditto.
7444 (determine_group_iv_cost_address): Ditto.
7445 (determine_use_iv_cost_condition): Ditto.
7446 (determine_group_iv_cost_cond): Ditto.
7447 (determine_use_iv_cost): Ditto.
7448 (determine_group_iv_cost): Ditto.
7449 (set_autoinc_for_original_candidates): Update all uses.
7450 (find_iv_candidates): Update all uses. Refactor dump information.
7451 (determine_use_iv_costs): Ditto.
7452 (determine_iv_costs): Ditto.
7453 (iv_ca_cand_for_use): Rename to ...
7454 (iv_ca_cand_for_group): ... here. Update all uses.
7455 (iv_ca_add_use, iv_ca_add_group): Ditto.
7456 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7457 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7458 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7459 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7460 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7461 (create_new_iv, adjust_iv_update_pos): Ditto.
7462 (rewrite_use_address): Delete.
7463 (rewrite_use_address_1): Rename to ...
7464 (rewrite_use_address): ... here.
7465 (rewrite_use_compare): Update all uses.
7466 (rewrite_use): Delete.
7467 (rewrite_uses): Rename to ...
7468 (rewrite_groups): ... here. Update all uses.
7469 (remove_unused_ivs, free_loop_data): Update all uses.
7470 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7472 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7474 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7475 for WORD_REGISTER_OPERATIONS to runtime check.
7477 2016-04-27 Richard Biener <rguenther@suse.de>
7480 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7481 aggregate_value_p to determine if a function result is
7482 returned by reference.
7483 (ipa_pta_execute): Functions having their address taken are
7484 not automatically nonlocal.
7486 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7489 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7490 * fold-const.c (operand_equal_p): If flag_checking and
7491 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7492 and if it returns non-zero, assert iterative_hash_expr on both
7495 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7497 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7499 2016-04-27 Nick Clifton <nickc@redhat.com>
7502 * varasm.c (merge_weak): Generate an error if an attempt is made
7503 to convert a non-weak static function into a weak, public function.
7505 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7507 * params.def (MAX_PARTITION_SIZE): New param.
7508 * doc/invoke.texi: Document lto-max-partition.
7510 2016-04-27 Richard Biener <rguenther@suse.de>
7513 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7514 function cummulating used_from_other_partition, externally_visible
7515 and force_output from aliases.
7516 (refered_from_nonlocal_var): Likewise.
7517 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7518 node flags properly.
7520 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7522 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7523 (-Wmemset-elt-size): New item.
7525 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7528 * stor-layout.h (internal_reference_types): Delete.
7529 * stor-layout.c (reference_types_internal): Likewise.
7530 (internal_reference_types): Likewise.
7531 (layout_type) <REFERENCE_TYPE>: Adjust.
7533 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7536 * tree.h (inchash::add_expr): Add FLAGS argument.
7537 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7538 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7539 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7540 Formatting fix. Adjust recursive calls. For tcc_comparison,
7541 if swap_tree_comparison (code) is smaller than code, hash that
7542 and arguments in the other order. Hash CONVERT_EXPR the same
7543 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7544 of ADDR_EXPR of decl as the decl itself. Add or remove
7545 OEP_ADDRESS_OF from recursive flags as needed. For
7546 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
7547 operands commutatively and only the third one normally.
7548 For internal CALL_EXPR hash in CALL_EXPR_IFN.
7550 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
7552 * config/rtems.h (LIB_SPEC): Add -latomic.
7554 2016-04-27 Joel Sherrill <joel@rtems.org>
7556 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
7557 xilink.ld and flags not relevant to RTEMS.
7559 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
7561 * toplev.c (backend_init_target): Avoid calling init_reload when using
7564 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7566 * reorg.c (try_merge_delay_insns): Declare i and j inside the
7567 for loops rather than one for the whole function.
7569 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7571 * match.pd (X + CST CMP X): New transformation.
7573 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7575 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
7576 * fold-const.c (fold_binary_loc): Remove 2 transformations
7577 superseded by match.pd.
7578 * match.pd (x+x -> x*2): Generalize to integers.
7580 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
7582 * config/i386/i386.md (operation on memory peephole): Duplicate an
7583 existing peephole and adapt it to match lea rather than an operation
7586 PR rtl-optimization/57193
7587 * opts.c (default_options_table): Add OPT_frename_registers at -O2
7589 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
7591 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7593 * tree-if-conv.c (any_pred_load_store): New static variable.
7594 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
7595 any_pred_load_store instead of and_mask_load_store.
7596 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
7597 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
7598 (combine_blocks, tree_if_conversion): Ditto.
7600 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7602 PR tree-optimization/70771
7603 PR tree-optimization/70775
7604 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
7605 virtual PHI nodes. Delete parameter.
7606 (if_convertible_loop_p_1): Delete argument to above function.
7607 (predicate_all_scalar_phis): Delete code handling single-argument
7609 (tree_if_conversion): Mark and update virtual SSA.
7611 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7614 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
7615 (x86_elf_aligned_common): Rename to ...
7616 (x86_elf_aligned_decl_common): ... this.
7617 Add decl arg. Switch to .lbss for largecomm object. Use
7618 LARGECOMM_SECTION_ASM_OP.
7619 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
7621 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
7622 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
7624 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7625 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
7627 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7630 * config/i386/i386.c (SECTION_LARGE): Define.
7631 (x86_64_elf_select_section): Set it for large data/bss sections.
7632 Only clear SECTION_WRITE for .lrodata.
7633 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
7635 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
7636 * varasm.c (default_elf_asm_named_section): Grow flagchars.
7637 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
7639 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
7640 * doc/tm.texi: Regenerate.
7642 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7645 * configure.ac (--enable-checking): Document extra flag, for
7646 non-release builds default to --enable-checking=yes,extra.
7647 If misc checking and extra checking, define CHECKING_P to 2 instead
7649 * common.opt (fchecking=): Add.
7650 * doc/invoke.texi (-fchecking=): Document.
7651 * doc/install.texi: Document --enable-checking changes.
7652 * configure: Regenerated.
7653 * config.in: Regenerated.
7655 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7657 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
7658 attribute instead of which_alternative.
7659 * config/i386/sse.md (*mov<mode>_internal): Ditto.
7660 Use EXT_REX_SSE_REG_P where appropriate.
7662 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7664 * config/i386/predicates.md (const0_operand): Do not match
7665 const_wide_int code.
7666 (const1_operand): Ditto.
7668 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7670 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
7671 for SSE constm1 operands and TARGET_AVX512VL.
7672 (*movti_internal): Ditto.
7673 (*mov<mode>_or): Use constm1_operand predicate.
7674 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
7675 for SSE vector_all_ones operands and TARGET_AVX512VL.
7676 * config/i386/predicates.md (constm1_operand): New predicate.
7677 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
7678 emission of constant -1 load.
7680 2016-04-25 Jason Merrill <jason@redhat.com>
7682 * gdbinit.in: Skip is-a.h.
7684 * attribs.c (register_scoped_attributes): Fix logic.
7685 * attribs.h: Declare register_scoped_attributes.
7687 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7689 * config/rs6000/rs6000-builtin.def: Correct pasto error for
7690 stxvd2x and stxvw4x built-in functions.
7692 2016-04-25 DJ Delorie <dj@redhat.com>
7694 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
7695 (ashrhi3): Likewise.
7696 (lshrhi3): Likewise.
7698 2016-04-25 Richard Biener <rguenther@suse.de>
7700 PR tree-optimization/70780
7701 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
7703 (compute_antic): Mark blocks with abnormal preds as visited as
7704 they have a final empty antic-in solution already.
7706 2016-04-25 Michael Collison <michael.collison@linaro.org>
7708 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
7710 2016-04-25 Michael Collison <michael.collison@linaro.org>
7712 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
7713 mode is VQI to improve mixed mode vectorization.
7714 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
7715 define_insn to match low half of signed vaddw.
7716 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
7717 define_insn to match high half of signed vaddw.
7718 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
7719 define_insn to match low half of unsigned vaddw.
7720 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
7721 define_insn to match high half of unsigned vaddw.
7722 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
7723 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7724 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
7726 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7727 * config/arm/predicates.md (vect_par_constant_high): Support
7728 big endian and simplify by calling
7729 arm_simd_check_vect_par_cnst_half
7730 (vect_par_constant_low): Likewise.
7732 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7734 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
7735 predicate for operand 2.
7737 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
7738 H.J. Lu <hongjiu.lu@intel.com>
7740 * config/i386/i386-protos.h (standard_sse_constant_p): Add
7741 machine_mode argument.
7742 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
7743 constm1_rtx operands. For VOIDmode constants, get mode from
7744 pred_mode. Check mode size if the mode is supported by ABI.
7745 (standard_sse_constant_opcode): Do not use standard_constant_p.
7746 Strictly check ABI support for all-ones operands.
7747 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
7748 immediates. Update calls to standard_sse_constant_p.
7749 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
7750 (ix86_rtx_costs): Ditto.
7751 * config/i386/i386.md (*movxi_internal_avx512f): Use
7752 nonimmediate_or_sse_const_operand instead of vector_move_operand.
7753 Use (v,BC) alternative instead of (v,C). Use register_operand
7754 checks instead of MEM_P.
7755 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
7756 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
7757 isa attribute. Use register_operand checks instead of MEM_P.
7758 (*movti_internal): Use nonimmediate_or_sse_const_operand for
7759 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
7760 alternative and corresponding sse2 isa attribute.
7761 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
7762 to standard_sse_constant_p.
7763 (FP constant splitters): Ditto.
7764 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
7766 * config/i386/predicates.md (constm1_operand): Remove.
7767 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
7768 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
7769 vector_all_ones_operand instead of constm1_operand.
7771 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7773 * print-rtl.c (print_rtx_insn_vec): New function.
7774 * print-rtl.h: New prototype.
7775 * store-motion.c (struct st_expr): Make avail_stores a vector.
7776 (st_expr_entry): Adjust.
7777 (free_st_expr_entry): Likewise.
7778 (print_store_motion_mems): Likewise.
7779 (find_moveable_store): Likewise.
7780 (compute_store_table): Likewise.
7781 (delete_store): Likewise.
7782 (build_store_vectors): Likewise.
7784 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7786 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
7788 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7790 * vec.h (vec_safe_contains): New function.
7791 (vec::contains): Likewise.
7792 (vec::begin): Likewise.
7793 (vec::end): Likewise.
7795 2016-04-23 Jakub Jelinek <jakub@redhat.com>
7798 * cfgexpand.c (expand_stack_vars): Fix typo.
7800 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7802 * system.h (list, map, set, vector): Include conditionally.
7803 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
7804 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
7805 * ipa-icf.c (INCLUDE_LIST): Define.
7806 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
7807 * config/sh/sh.c (INCLUDE_VECTOR): Define.
7808 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
7809 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
7810 * cp/logic.cc (INCLUDE_LIST): Define.
7811 * fortran/trans-common.c (INCLUDE_MAP): Define.
7813 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7815 * auto-profile.c: Remove <string.h> include.
7816 * ipa-icf-gimple.c: Remove <list> include.
7817 * diagnostic.c: Remove <new> include.
7818 * genmatch.c: Likewise.
7819 * pretty-print.c: Likewise.
7820 * toplev.c: Likewise
7821 * c/c-objc-common.c: Likewise.
7822 * cp/error.c: Likewise.
7823 * fortran/error.c: Likewise.
7825 2016-04-22 Richard Biener <rguenther@suse.de>
7827 * lto-streamer-in.c (input_ssa_names): Do not allocate
7828 GIMPLE_NOP for all SSA names.
7829 * lto-streamer-out.c (output_ssa_names): Do not output
7830 SSA names that should have been released.
7832 2016-04-22 Richard Biener <rguenther@suse.de>
7834 PR tree-optimization/70740
7835 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
7838 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
7841 * config/i386/predicates.md (call_insn_operand): Replace
7842 sibcall_memory_operand with memory_operand.
7844 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
7846 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
7847 has_single_use() tests.
7848 (register_edge_assert_for_1): Likewise.
7849 (find_assert_locations_1): Check the liveness bitmap instead of
7850 checking has_single_use().
7852 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
7855 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
7856 Extract AVX-512BW constraint from AVX.
7858 2016-04-21 Richard Biener <rguenther@suse.de>
7860 PR tree-optimization/70725
7861 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
7862 for phi_convertible_by_degenerating_args.
7863 (predicate_all_scalar_phis): Handle single-argument PHIs.
7865 2016-04-21 Richard Biener <rguenther@suse.de>
7868 * fold-const.c (fold_comparison): Return properly typed
7871 2016-04-21 Bin Cheng <bin.cheng@arm.com>
7873 PR tree-optimization/70715
7874 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7875 after expanding BASE using expand_simple_operations.
7877 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7879 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
7880 New transformations.
7882 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7884 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
7886 2016-04-20 Jan Hubicka <jh@suse.cz>
7888 * ipa-inline.c (can_inline_edge_p): Pass caller info to
7889 ultiimate_alias_target.
7890 (update_callee_keys): Likewise.
7891 (lookup_recursive_calls): Likewise.
7892 (speculation_useful_p): Likewise.
7894 2016-04-20 Jan Hubicka <jh@suse.cz>
7897 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
7898 (set_nothrow_flag_1): ... this; handle interposition correctly;
7899 recurse on aliases and thunks.
7900 (cgraph_node::set_nothrow_flag): New.
7901 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
7902 functions compiled with non-call exceptions that binds to current
7904 (propagate_nothrow): Be safe WRT interposition.
7905 * cgraph.h (set_nothrow_flag): Update prototype.
7907 2016-04-18 Jan Hubicka <jh@suse.cz>
7909 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7910 max_loop_iterations_int.
7911 (tree_unswitch_outer_loop): Likewise.
7913 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7915 PR tree-optimization/69489
7916 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
7917 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
7918 Revise dump message.
7919 (if_convertible_bb_p): Remove check on edge count of basic block's
7922 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7924 PR tree-optimization/56625
7925 PR tree-optimization/69489
7926 * tree-data-ref.h (DR_INNERMOST): New macro.
7927 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
7928 hashing struct innermost_loop_behavior.
7929 (ref_DR_map): Remove.
7930 (innermost_DR_map): New map.
7931 (baseref_DR_map): Revise comment.
7932 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
7933 to innermost_DR_map accroding to its innermost loop behavior.
7934 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
7935 to its innermost loop behavior.
7936 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
7937 Add initialization for innermost_DR_map. Record memory reference
7938 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
7939 have innermost loop behavior.
7940 (if_convertible_loop_p): Remove release for ref_DR_map. Release
7943 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
7945 * config/i386/i386.md (*lea<mode>_general_1): Rename from
7946 *lea_general_1. Use explicit SWI12 mode interator.
7947 (*lea<mode>_general_2): Rename from *lea_general_2.
7948 Use explicit SWI12 mode interator.
7949 (*lea<mode>_general_3): Rename from *lea_general_3.
7950 Use explicit SWI12 mode interator.
7951 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
7952 Use explicit SWI12 mode interator.
7953 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
7954 Use explicit SWI48 mode interator.
7956 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7958 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7959 Short-cut unaligned load and store cases. Handle all integer
7961 (ix86_expand_vector_move_misalign): Short-cut unaligned load
7962 and store cases. Call ix86_avx256_split_vector_move_misalign
7963 directly without checking mode class.
7965 2016-04-20 Andrew Pinski <apinski@cavium.com>
7966 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7969 * config/aarch64/aarch64.md (sibcall): Force call
7970 address to be DImode for ILP32.
7971 (sibcall_value): Likewise.
7973 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7975 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
7977 2016-04-20 Richard Biener <rguenther@suse.de>
7979 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
7980 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
7981 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
7982 (maybe_push_res_to_seq): Adjust.
7983 * gimple-fold.c (maybe_build_generic_op): Likewise.
7985 2016-04-20 Marek Polacek <polacek@redhat.com>
7987 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
7990 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
7992 * config/i386/sse.md (vec_unpacks_lo_hi): Always
7993 use kmovw to support AVX512F target.
7995 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7997 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
7999 2016-04-20 Marek Polacek <polacek@redhat.com>
8001 PR tree-optimization/70725
8002 * tree-if-conv.c (is_false_predicate): New function.
8003 (predicate_mem_writes): Use it.
8005 2016-04-20 Richard Biener <rguenther@suse.de>
8007 PR tree-optimization/70726
8008 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8009 shift amounts from a pattern stmt operand.
8011 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8014 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8015 stack_restore_from_fpr pattern when restoring r15.
8016 (s390_optimize_prologue): Strip away the memory barrier in the
8017 parallel when trying to get rid of restore insns.
8018 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8019 definition for loading the stack pointer from an FPR. Compared to
8020 the normal move insn this pattern includes a full memory barrier.
8022 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8025 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8026 implicitly linear or lastprivate iterator on the outer context.
8028 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8030 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8032 * config/i386/i386.md (ssememalign): Removed.
8033 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8035 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8038 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8039 const short * to __builtin_ia32_loaddquhi512_mask.
8040 (_mm512_maskz_loadu_epi16): Likewise.
8041 (_mm512_mask_storeu_epi16): Pass short * to
8042 __builtin_ia32_storedquhi512_mask.
8043 (_mm512_mask_loadu_epi8): Pass const char * to
8044 __builtin_ia32_loaddquqi512_mask.
8045 (_mm512_maskz_loadu_epi8): Likewise.
8046 (_mm512_mask_storeu_epi8): Pass char * to
8047 __builtin_ia32_storedquqi512_mask.
8048 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8049 const double * to __builtin_ia32_loadupd512_mask.
8050 (_mm512_mask_loadu_pd): Likewise.
8051 (_mm512_maskz_loadu_pd): Likewise.
8052 (_mm512_storeu_pd): Pass double * to
8053 __builtin_ia32_storeupd512_mask.
8054 (_mm512_mask_storeu_pd): Likewise.
8055 (_mm512_loadu_ps): Pass const float * to
8056 __builtin_ia32_loadups512_mask.
8057 (_mm512_mask_loadu_ps): Likewise.
8058 (_mm512_maskz_loadu_ps): Likewise.
8059 (_mm512_storeu_ps): Pass float * to
8060 __builtin_ia32_storeups512_mask.
8061 (_mm512_mask_storeu_ps): Likewise.
8062 (_mm512_mask_loadu_epi64): Pass const long long * to
8063 __builtin_ia32_loaddqudi512_mask.
8064 (_mm512_maskz_loadu_epi64): Likewise.
8065 (_mm512_mask_storeu_epi64): Pass long long *
8066 to __builtin_ia32_storedqudi512_mask.
8067 (_mm512_loadu_si512): Pass const int * to
8068 __builtin_ia32_loaddqusi512_mask.
8069 (_mm512_mask_loadu_epi32): Likewise.
8070 (_mm512_maskz_loadu_epi32): Likewise.
8071 (_mm512_storeu_si512): Pass int * to
8072 __builtin_ia32_storedqusi512_mask.
8073 (_mm512_mask_storeu_epi32): Likewise.
8074 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8075 char * to __builtin_ia32_storedquqi256_mask.
8076 (_mm_mask_storeu_epi8): Likewise.
8077 (_mm256_mask_loadu_epi16): Pass const short * to
8078 __builtin_ia32_loaddquhi256_mask.
8079 (_mm256_maskz_loadu_epi16): Likewise.
8080 (_mm_mask_loadu_epi16): Pass const short * to
8081 __builtin_ia32_loaddquhi128_mask.
8082 (_mm_maskz_loadu_epi16): Likewise.
8083 (_mm256_mask_loadu_epi8): Pass const char * to
8084 __builtin_ia32_loaddquqi256_mask.
8085 (_mm256_maskz_loadu_epi8): Likewise.
8086 (_mm_mask_loadu_epi8): Pass const char * to
8087 __builtin_ia32_loaddquqi128_mask.
8088 (_mm_maskz_loadu_epi8): Likewise.
8089 (_mm256_mask_storeu_epi16): Pass short * to.
8090 __builtin_ia32_storedquhi256_mask.
8091 (_mm_mask_storeu_epi16): Pass short * to.
8092 __builtin_ia32_storedquhi128_mask.
8093 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8094 const double * to __builtin_ia32_loadupd256_mask.
8095 (_mm256_maskz_loadu_pd): Likewise.
8096 (_mm_mask_loadu_pd): Pass onst double * to
8097 __builtin_ia32_loadupd128_mask.
8098 (_mm_maskz_loadu_pd): Likewise.
8099 (_mm256_mask_storeu_pd): Pass double * to
8100 __builtin_ia32_storeupd256_mask.
8101 (_mm_mask_storeu_pd): Pass double * to
8102 __builtin_ia32_storeupd128_mask.
8103 (_mm256_mask_loadu_ps): Pass const float * to
8104 __builtin_ia32_loadups256_mask.
8105 (_mm256_maskz_loadu_ps): Likewise.
8106 (_mm_mask_loadu_ps): Pass const float * to
8107 __builtin_ia32_loadups128_mask.
8108 (_mm_maskz_loadu_ps): Likewise.
8109 (_mm256_mask_storeu_ps): Pass float * to
8110 __builtin_ia32_storeups256_mask.
8111 (_mm_mask_storeu_ps): ass float * to
8112 __builtin_ia32_storeups128_mask.
8113 (_mm256_mask_loadu_epi64): Pass const long long * to
8114 __builtin_ia32_loaddqudi256_mask.
8115 (_mm256_maskz_loadu_epi64): Likewise.
8116 (_mm_mask_loadu_epi64): Pass const long long * to
8117 __builtin_ia32_loaddqudi128_mask.
8118 (_mm_maskz_loadu_epi64): Likewise.
8119 (_mm256_mask_storeu_epi64): Pass long long * to
8120 __builtin_ia32_storedqudi256_mask.
8121 (_mm_mask_storeu_epi64): Pass long long * to
8122 __builtin_ia32_storedqudi128_mask.
8123 (_mm256_mask_loadu_epi32): Pass const int * to
8124 __builtin_ia32_loaddqusi256_mask.
8125 (_mm256_maskz_loadu_epi32): Likewise.
8126 (_mm_mask_loadu_epi32): Pass const int * to
8127 __builtin_ia32_loaddqusi128_mask.
8128 (_mm_maskz_loadu_epi32): Likewise.
8129 (_mm256_mask_storeu_epi32): Pass int * to
8130 __builtin_ia32_storedqusi256_mask.
8131 (_mm_mask_storeu_epi32): Pass int * to
8132 __builtin_ia32_storedqusi128_mask.
8133 * config/i386/i386-builtin-types.def (PCSHORT): New.
8135 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8136 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8137 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8138 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8139 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8140 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8141 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8142 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8143 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8144 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8145 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8146 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8147 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8148 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8149 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8150 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8151 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8152 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8153 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8154 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8155 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8156 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8157 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8158 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8159 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8160 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8161 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8162 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8163 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8164 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8165 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8166 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8167 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8168 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8169 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8170 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8171 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8172 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8173 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8174 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8175 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8176 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8177 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8178 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8179 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8180 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8181 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8182 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8183 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8185 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8186 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8188 (ix86_expand_vector_move_misalign): Likewise.
8189 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8190 to scalar function prototype for unaligned load/store builtins.
8191 (ix86_expand_special_args_builtin): Updated.
8192 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8193 (UNSPEC_STOREU): Likewise.
8194 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8195 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8196 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8197 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8198 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8199 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8200 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8201 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8202 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8203 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8204 (<avx512>_storedqu<mode>_mask): Likewise.
8205 (*sse4_2_pcmpestr_unaligned): Likewise.
8206 (*sse4_2_pcmpistr_unaligned): Likewise.
8207 (*mov<mode>_internal): Renamed to ...
8208 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8209 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8210 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8211 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8213 2016-04-19 Richard Biener <rguenther@suse.de>
8215 PR tree-optimization/70171
8216 * tree-ssa-phiprop.c: Include stor-layout.h.
8217 (phiprop_insert_phi): Handle the aggregate copy case.
8218 (propagate_with_phi): Likewise.
8220 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8222 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8223 instead of simplify_gen_subreg (... , 0).
8224 (ix86_delegitimize_address): Ditto.
8225 (ix86_split_divmod): Ditto.
8226 (ix86_split_copysign_const): Ditto.
8227 (ix86_split_copysign_var): Ditto.
8228 (ix86_expand_args_builtin): Ditto.
8229 (ix86_expand_round_builtin): Ditto.
8230 (ix86_expand_special_args_builtin): Ditto.
8231 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8232 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8233 (udivmodqi4): Ditto.
8234 (absneg splitters): Ditto.
8235 (*jcc_bt<mode>_1): Ditto.
8237 2016-04-19 Richard Biener <rguenther@suse.de>
8239 PR tree-optimization/70724
8240 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8241 restoring out from ...
8242 (free_scc_vn): ... here.
8243 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8244 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8246 (pass_fre::execute): Restore SSA info.
8248 2016-04-19 Richard Biener <rguenther@suse.de>
8250 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8251 * gimple-walk.c (walk_gimple_op): Initialize it.
8252 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8253 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8254 remapping SSA names of defs.
8255 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8258 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8261 * lra-constraints.c (equiv_substition_p): New.
8262 (process_alt_operands): Use it.
8263 (swap_operands): Swap it.
8264 (curr_insn_transform): Update it.
8266 2016-04-18 Michael Matz <matz@suse.de>
8268 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8269 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8270 * tree-core.h (tree_type_common.align): Use bit-field.
8271 (tree_type_common.spare): New.
8272 (tree_decl_common.off_align): Make smaller.
8273 (tree_decl_common.align): Use bit-field.
8275 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8276 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8277 (scan_sharing_clauses): Ditto.
8278 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8279 (omp_finish_file): Ditto.
8280 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8281 (layout_decl): Ditto.
8282 (relayout_decl): Ditto.
8283 (finalize_record_size): Use SET_TYPE_ALIGN.
8284 (finalize_type_size): Ditto.
8285 (finish_builtin_struct): Ditto.
8286 (layout_type): Ditto.
8287 (initialize_sizetypes): Ditto.
8288 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8289 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8290 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8291 (get_chain_field): Ditto.
8292 (get_trampoline_type): Ditto.
8293 (get_nl_goto_field): Ditto.
8294 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8296 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8297 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8298 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8299 (build_qualified_type): Use SET_TYPE_ALIGN.
8300 (build_aligned_type, build_range_type_1): Ditto.
8301 (build_atomic_base): Ditto.
8302 (build_common_tree_nodes): Ditto.
8303 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8304 (expand_one_stack_var_at): Ditto.
8305 * coverage.c (build_var): Use SET_DECL_ALIGN.
8306 * except.c (init_eh): Ditto.
8307 * function.c (assign_parm_setup_block): Ditto.
8308 * symtab.c (increase_alignment_1): Ditto.
8309 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8310 * tree-vect-stmts.c (ensure_base_align): Ditto.
8311 * varasm.c (align_variable): Ditto.
8312 (assemble_variable): Ditto.
8313 (build_constant_desc): Ditto.
8314 (output_constant_def_contents): Ditto.
8316 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8317 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8318 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8319 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8320 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8322 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8325 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8326 replace %vmovsd with "%vmovq".
8327 (vec_concatv2df): Likewise.
8329 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8331 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8332 (*vec_extractv2si_0): Ditto.
8333 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8334 (zero_extended_scalar_load_operand splitters): Ditto.
8335 (vec_extract splitters): Ditto.
8336 (*vec_extractv4si_0_zext): Ditto.
8337 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8339 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8340 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8341 (*sse4_1_extractps): Use lowpart_subreg.
8342 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8344 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8346 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8348 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8349 Mention Solaris 11 packaging changes.
8350 Update gas and gld requirements.
8351 Remove reference to pre-Solaris 10 bug.
8352 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8354 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8357 2016-04-17 Jan Hubicka <jh@suse.cz>
8359 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8360 max_loop_iterations_int.
8362 2016-04-18 Richard Biener <rguenther@suse.de>
8364 PR tree-optimization/43434
8365 * tree-ssa-structalias.c (struct vls_data): New.
8366 (visit_loadstore): Handle all pointer-based accesses.
8367 (compute_dependence_clique): Compute a bitmap of restrict tags
8368 assigned bases and pass it to visit_loadstore.
8370 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8373 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8374 armv8.1-a and armv8.1-a+crc.
8376 2016-04-18 Richard Biener <rguenther@suse.de>
8378 PR tree-optimization/70701
8379 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8380 references after translating through a memcpy.
8382 2016-04-18 Richard Biener <rguenther@suse.de>
8384 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8385 (compute_antic): ... here. For partial antic use regular
8386 postorder and scrap iteration.
8387 (compute_partial_antic_aux): Remove unused return value.
8388 (init_pre): Do not allocate postorder.
8389 (fini_pre): Do not free postorder.
8391 2016-04-18 Richard Biener <rguenther@suse.de>
8394 * expmed.c (extract_bit_field_1): Remove broken case
8395 using a wider MODE_INT mode.
8397 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8399 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8400 unless compiling with at least GCC-4.8.
8402 2016-04-17 Jan Hubicka <jh@suse.cz>
8405 * graphite.c (graphite_finalize): Update call to
8406 tree_estimate_probability.
8407 * predict.h (tree_estimate_probability): Update prototype.
8409 2016-04-17 Jan Hubicka <jh@suse.cz>
8411 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8412 (tree_estimate_probability): Likewise.
8413 (pass_profile::execute): Update.
8414 (report_predictor_hitrates): New function.
8415 * profile.c (compute_branch_probabilities): Use it.
8416 * predict.h (report_predictor_hitrates): Declare.
8418 2016-04-17 Jan Hubicka <jh@suse.cz>
8421 * cgraph.h (cgraph_node::set_const_flag,
8422 cgraph_node::set_pure_flag): Update prototype to return bool;
8424 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8425 of interposable symbol are interposable, too.
8426 (cgraph_set_const_flag_1): Rename to ...
8427 (set_const_flag_1): ... this one; change to self recursive function
8428 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8429 clearnig the flag in all variants and also virtual thunks of const
8430 functions are pure; track if any change was done.
8431 (cgraph_node::set_const_flag): Update.
8432 (struct set_pure_flag_info): New struct.
8433 (cgraph_set_pure_flag_1): Rename to ...
8434 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8435 rather than pointer encoded flags; track if any changes was done;
8436 handle correctly clearning flag and setting flag of aliases already
8438 (cgraph_node::set_pure_flag): Update.
8439 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8441 2016-04-17 Tom de Vries <tom@codesourcery.com>
8444 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8447 2016-04-17 Tom de Vries <tom@codesourcery.com>
8449 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8450 '{}<> ' as escape-for-record.
8452 2016-04-17 Tom de Vries <tom@codesourcery.com>
8454 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8457 2016-04-17 Tom de Vries <tom@codesourcery.com>
8460 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8461 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8462 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8463 * passes.c (finish_optimization_passes): Only call
8464 finish_graph_dump_file if dfi->graph_dump_initialized.
8465 (execute_function_dump, pass_init_dump_file): Use
8466 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8468 2016-04-17 Tom de Vries <tom@codesourcery.com>
8470 PR tree-optimization/70256
8471 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8472 (debug_varmap): New function.
8474 2016-04-17 Tom de Vries <tom@codesourcery.com>
8477 * passes.c (pass_manager::register_pass): Propagate pflags.
8479 2016-04-17 Tom de Vries <tom@codesourcery.com>
8482 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8483 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8484 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8485 check if it's equal to p_start.
8486 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8488 2016-04-15 Jan Hubicka <jh@suse.cz>
8491 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8492 function does not bind to current def.
8493 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8494 handle conservatively calls to functions that does not need to bind
8496 (check_call): Update call of worse_state.
8497 (ignore_edge_for_nothrow): Update.
8498 (ignore_edge_for_pure_const): Likewise.
8499 (propagate_pure_const): Update calls to worse_state.
8500 (skip_function_for_local_pure_const): Reformat comments.
8502 2016-04-15 Jan Hubicka <jh@suse.cz>
8505 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8506 (cgraph_node::function_symbol): Likewise.
8507 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8508 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8509 (symtab_node::ultimate_alias_target): Add REF parameter.
8510 (symtab_node::binds_to_current_def_p): Declare.
8511 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8512 (cgraph_node::function_symbol): Likewise.
8513 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8514 (cgraph_node::get_availability): Likewise.
8515 (cgraph_edge::binds_to_current_def_p): New inline function.
8516 (varpool_node::get_availability): Add REF parameter.
8517 (varpool_node::ultimate_alias_target): Likewise.
8518 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8519 (symtab_node::binds_to_current_def_p): Likewise.
8520 * varpool.c (varpool_node::get_availability): Likewise.
8522 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8525 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8526 Fix mode size check.
8528 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8530 * BASE-VER: Set to 7.0.0.
8532 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8534 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8536 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8538 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8539 architecture revisions.
8541 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8543 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8544 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8545 * config/i386/i386.md (stack decrement to push peepholes): Guard
8546 with !x86_using_red_zone ().
8548 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8551 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
8552 to dump_generic_node.
8553 (NIY): Pass also flags to do_niy.
8555 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
8557 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
8558 (simd_clone_vector_of_formal_parm_types)
8559 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
8560 (simd_clone_mangle, simd_clone_create)
8561 (simd_clone_adjust_return_type, create_tmp_simd_array)
8562 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
8563 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
8564 (ipa_simd_modify_function_body, simd_clone_linear_addend)
8565 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
8566 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
8567 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
8568 * omp-simd-clone.c: ... this new file.
8569 (simd_clone_vector_of_formal_parm_types): Make it static.
8570 * Makefile.in (OBJS): Add omp-simd-clone.o.
8572 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8575 * config/i386/sse.md: Use proper memory operand modifiers.
8578 2016-04-15 Richard Biener <rguenther@suse.de>
8579 Alan Modra <amodra@gmail.com>
8581 PR tree-optimization/70130
8582 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
8583 when alignment stays not the same and no not use the realign
8586 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8589 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8590 direct move handlers for KFmode. Change TFmode handlers test from
8591 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
8593 2016-04-14 Jakub Jelinek <jakub@redhat.com>
8596 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
8597 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
8598 (inlined_polymorphic_ctor_dtor_block_p): Use it.
8599 * tree-ssa-live.c (remove_unused_scope_block_p): When
8600 in_ctor_dtor_block, avoid discarding not just BLOCKs with
8601 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
8602 block_ultimate_origin is FUNCTION_DECL.
8603 (remove_unused_locals): If current_function_decl is
8604 polymorphic_ctor_dtor_p, pass initial true to
8605 remove_unused_scope_block_p' is_ctor_dtor_block.
8607 2016-04-14 Martin Sebor <msebor@redhat.com>
8612 * doc/extend.texi (Variable Length): Revert.
8614 2016-04-14 Marek Polacek <polacek@redhat.com>
8615 Jan Hubicka <hubicka@ucw.cz>
8618 * tree.c (verify_type): Disable the canonical type of main variant
8621 2016-04-14 Jason Merrill <jason@redhat.com>
8623 * cfgexpand.c, expr.c: Revert previous change.
8625 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
8628 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
8629 when building a mem ref for the incoming reduction variable.
8631 2016-04-14 Richard Biener <rguenther@suse.de>
8633 PR tree-optimization/70614
8634 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
8635 loop if the evolution dropped to chrec_dont_know.
8636 (interpret_condition_phi): Likewise.
8638 2016-04-14 Richard Biener <rguenther@suse.de>
8640 PR tree-optimization/70623
8641 * tree-ssa-pre.c (changed_blocks): Make global ...
8642 (compute_antic): ... local here. Move and fix worklist
8643 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
8644 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
8645 worklist handling, dump when ANTIC_IN changed.
8646 (compute_partial_antic_aux): Remove worklist handling.
8647 (init_pre): Do not compute post dominators. Add a comment about
8648 the CFG order chosen.
8649 (fini_pre): Do not free post dominators.
8651 2016-04-13 Martin Sebor <msebor@redhat.com>
8656 * doc/extend.texi (Variable Length): Document C++ specifics.
8658 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8661 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
8662 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
8663 eh edges have been purged.
8666 * tree-sra.c (create_access_replacement,
8667 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
8669 * tree-pretty-print.c (dump_fancy_name): New function.
8670 (dump_decl_name, dump_generic_node): Use it.
8672 2016-04-13 Jason Merrill <jason@redhat.com>
8674 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
8675 * expr.c (expand_expr_real_1): Likewise.
8677 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
8679 * config/i386/i386.md (kunpckhi): Swap operands.
8680 (kunpcksi): Likewise.
8681 (kunpckdi): Likewise.
8682 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
8683 (vec_pack_trunc_<mode>): Likewise.
8685 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8688 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
8691 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
8692 gimplification turns some element into non-constant.
8695 * rtl.h (convert_memory_address_addr_space_1): New prototype.
8696 * explow.c (convert_memory_address_addr_space_1): No longer static,
8697 add NO_EMIT argument and don't call convert_modes if true, pass
8698 it down recursively, remove break after return.
8699 (convert_memory_address_addr_space): Adjust caller.
8700 * simplify-rtx.c (simplify_unary_operation_1): Call
8701 convert_memory_address_addr_space_1 instead of convert_memory_address,
8702 if it returns NULL, don't simplify.
8704 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
8707 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
8709 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8711 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8712 Bump the upper SIMDLEN limits, so that if the return type or
8713 characteristic type if the return type is void can be passed in
8714 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
8717 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8720 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
8721 Do not use "=" constraint on an input constraint.
8722 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8723 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8724 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
8725 generates (neg (abs ...)) instead of (abs ...).
8727 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8729 PR rtl-optimization/70596
8730 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
8731 just invalidate LRA data and reset them. Adjust dump wording.
8733 2016-04-12 Martin Liska <mliska@suse.cz>
8736 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8738 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8740 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8741 max_loop_iterations_int.
8742 (tree_unswitch_outer_loop): Likewise.
8743 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8744 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8746 2016-04-12 Tom de Vries <tom@codesourcery.com>
8748 PR tree-optimization/68756
8749 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
8750 instead of new_name.
8752 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8754 PR tree-optimization/70602
8755 * tree-sra.c (generate_subtree_copies): Don't write anything into
8756 constant pool decls.
8758 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
8759 regardless whether there are depend clauses or not.
8761 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8764 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
8765 target attribute and pragma from changing the -mfloat128
8766 and -mfloat128-hardware options.
8768 * doc/extend.texi (Additional Floating Types): Document PowerPC
8769 __float128 restrictions.
8771 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8774 * config/aarch64/driver-aarch64.c
8775 (aarch64_get_extension_string_for_isa_flags): New.
8776 (arch_extension): Rename to...
8777 (aarch64_arch_extension): ...This.
8778 (ext_to_feat_string): Rename to...
8779 (aarch64_extensions): ...This.
8780 (aarch64_core_data): Keep track of architecture extension flags.
8781 (cpu_data): Rename to...
8782 (aarch64_cpu_data): ...This.
8783 (aarch64_arch_driver_info): Keep track of architecture extension
8785 (get_arch_name_from_id): Rename to...
8786 (get_arch_from_id): ...This, change return type.
8787 (host_detect_local_cpu): Update and reformat for renames, handle
8788 extensions through common infrastructure.
8790 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8793 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
8794 track of a canonical flag name.
8795 (all_extensions): Likewise.
8796 (arch_to_arch_name): Also track extension flags enabled by the arch.
8797 (all_architectures): Likewise.
8798 (aarch64_parse_extension): Move to here.
8799 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
8801 (aarch64_rewrite_selected_cpu): Update for above change.
8802 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
8803 are handled, such that the single explicit value enabled by an
8804 extension is kept seperate from the implicit values it also enables.
8805 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
8807 (aarch64_parse_extension): New.
8808 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
8809 here to config/aarch64/aarch64-protos.h.
8810 (aarch64_parse_extension): Move from here to
8811 common/config/aarch64/aarch64-common.c.
8812 (aarch64_option_print): Update.
8813 (aarch64_declare_function_name): Likewise.
8814 (aarch64_start_file): Likewise.
8815 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
8816 the canonical flag for extensions.
8817 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
8820 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8822 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
8825 2016-04-09 Tom de Vries <tom@codesourcery.com>
8827 PR tree-optimization/68953
8828 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
8829 first to last subscript.
8831 2016-04-09 Jakub Jelinek <jakub@redhat.com>
8833 PR tree-optimization/70586
8834 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
8837 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
8841 PR tree-optimization/70373
8845 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
8846 clauses for acc parallel reductions as necessary. Error on those
8848 * omp-low.c (scan_sharing_clauses): Don't install variables which
8849 are used in acc parallel reductions.
8850 (lower_rec_input_clauses): Remove dead code.
8851 (lower_oacc_reductions): Add support for reference reductions.
8852 (lower_reduction_clauses): Remove dead code.
8853 (lower_omp_target): Don't remap variables appearing in acc parallel
8855 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
8857 2016-04-08 Jakub Jelinek <jakub@redhat.com>
8860 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
8861 with multiple SSA_NAME defs, force the outputs other than first
8862 to be live before calling live_track_process_def on each output.
8864 PR rtl-optimization/70574
8865 * fwprop.c (forward_propagate_and_simplify): Don't add
8866 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
8867 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
8868 paradoxical subregs within *loc.
8870 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
8872 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
8873 -ftree-parallelize-loops={0,1}.
8874 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
8875 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
8876 * config/ia64/hpux.h (LIB_SPEC): Likewise.
8877 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
8878 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
8880 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
8883 * asan.c (instrument_derefs): If we get unknown location, extract it
8885 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
8887 2016-04-08 Tom de Vries <tom@codesourcery.com>
8889 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
8890 implicit firstprivate clause.
8892 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8895 * config/arm/thumb2.md (tst + branch-> lsls + branch
8896 peephole below *orsi_not_shiftsi_si): Require that condition
8897 register is dead after the peephole.
8898 (second peephole after the above): Likewise.
8900 2016-04-08 Alan Modra <amodra@gmail.com>
8903 * builtins.c (fold_builtin_classify): For IBM extended precision,
8904 look at just the high-order double to test for NaN.
8905 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
8906 test just the high double for Inf but both doubles for subnormal
8909 2016-04-07 Jakub Jelinek <jakub@redhat.com>
8911 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
8912 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
8913 node->simdclone->mask_mode != VOIDmode masks.
8914 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
8915 earlier, use it instead of node->simdclone.
8916 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8917 Set clonei->mask_mode.
8919 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8922 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
8923 Pass it through to cp_parser_already_scoped_statement.
8924 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
8925 it through to cp_parser_statement.
8926 (cp_parser_statement): Pass IF_P through to
8927 cp_parser_iteration_statement.
8928 (cp_parser_pragma): Adjust call to
8929 cp_parser_iteration_statement.
8931 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8934 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
8935 resolve a future -Wparentheses warning.
8936 * omp-low.c (scan_sharing_clauses): Likewise.
8937 * tree-parloops.c (eliminate_local_variables): Likewise.
8939 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
8941 PR rtl-optimization/70398
8942 * lra-constraints.c (process_address_1): Check zero scale and code
8943 for reloading with zero scale.
8945 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
8947 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
8948 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
8950 2016-04-06 Jakub Jelinek <jakub@redhat.com>
8952 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8953 Add support for AVX512F clones, include them by default for
8954 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
8955 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
8959 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
8960 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
8961 firstprivate clauses.
8962 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
8963 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
8964 (lower_omp_target): Set TREE_NO_WARNING for
8965 non-addressable possibly uninitialized vars which are copied into
8966 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
8968 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
8970 * config/pa/predicates.md (integer_store_memory_operand): Accept
8971 REG+D operands with a large offset when reload_in_progress is true.
8972 (floating_point_store_memory_operand): Likewise.
8974 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8977 * match.pd (nested int casts): Limit to GIMPLE.
8979 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
8982 * ipa-devirt.c (maybe_record_node): Fix comment; use
8983 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
8985 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8987 PR rtl-optimization/70542
8988 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
8989 if there are any uses other than insn or debug insns.
8991 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
8992 Jakub Jelinek <jakub@redhat.com>
8994 PR tree-optimization/70509
8995 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
8996 Shift HOST_WIDE_INT_1U instead of 1.
8998 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9000 PR tree-optimization/70509
9001 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9002 of the vector base type for index.
9004 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9007 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9009 2016-04-05 Richard Biener <rguenther@suse.de>
9011 PR tree-optimization/70526
9012 * tree-sra.c (build_ref_for_offset): Use prev_base to
9013 extract the alias pointer type.
9015 2016-04-05 Richard Biener <rguenther@suse.de>
9017 * dse.c (struct store_info): Remove alias_set member.
9018 (struct read_info_type): Likewise.
9019 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9020 spill_deleted, clear_alias_set_lookup): Remove.
9021 (get_group_info): Remove dead base == NULL_RTX case.
9022 (dse_step0): Remove initialization of removed variables.
9023 (delete_dead_store_insn): Reomve alias set dumping.
9024 (free_read_records): Remove alias_set handling.
9025 (canon_address): Remove alias_set_out parameter.
9026 (record_store): Remove spill_alias_set, it's always zero.
9027 (check_mem_read_rtx): Likewise.
9028 (dse_step2): Rename from ...
9029 (dse_step2_nospill): ... this. Adjust.
9030 (scan_stores): Rename from ...
9031 (scan_stores_nospill): ... this.
9032 (scan_reads): Rename from ...
9033 (scan_reads_nospill): ... this.
9034 (scan_stores_spill, scan_reads_spill): Remove.
9035 (dse_step3_scan): Remove for_spills argument which is always false.
9036 (dse_step3): Likewise.
9037 (dse_step5): Rename from ...
9038 (dse_step5_nospill): ... this. Remove alias_set handling.
9039 (rest_of_handle_dse): Adjust.
9041 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9044 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9045 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9046 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9047 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9049 2016-04-05 Richard Biener <rguenther@suse.de>
9052 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9053 non-register type temporaries into SSA.
9055 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9058 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9059 calls when sanitizing.
9060 (possible_polymorphic_call_target_p): Fix formatting.
9062 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9063 Jakub Jelinek <jakub@redhat.com>
9066 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9067 to ensure a call statement is compatible with a built-in's
9069 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9072 2016-04-04 Richard Biener <rguenther@suse.de>
9074 PR rtl-optimization/70484
9075 * rtl.h (canon_output_dependence): Declare.
9076 * alias.c (canon_output_dependence): New function.
9077 * dse.c (record_store): Use canon_output_dependence rather
9078 than canon_true_dependence.
9080 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9083 * cgraph.h (symtab_node::copy_visibility_from): New function.
9084 * symtab.c (symtab_node::copy_visibility_from): New function.
9085 * ipa-visibility.c (optimize_weakref): New function.
9086 (function_and_variable_visibility): Use it.
9088 2016-04-04 Martin Liska <mliska@suse.cz>
9091 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9092 value that is really in range handled by SBR instruction.
9093 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9094 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9095 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9097 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9101 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9102 set, but not for SP_REG operands.
9104 2016-04-02 Martin Sebor <msebor@redhat.com>
9107 * fold-const.c (maybe_nonzero_address): New function.
9108 (fold_comparison): Call it. Fold equality and relational
9109 expressions involving null pointers.
9110 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9112 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9114 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9115 the "Y" constraint (scalar FP 0.0 immediate).
9117 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9118 Add the "const_double" to the list of operand constraints.
9120 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9122 PR rtl-optimization/70467
9123 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9124 If low word of the last operand is 0, just emit addition/subtraction
9127 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9130 * config/s390/s390.c (s390_expand_insv): Check for everything
9131 constant instead of just VOIDmode stuff.
9133 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9136 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9138 2016-04-01 Nathan Sidwell <nathan@acm.org>
9140 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9142 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9144 PR rtl-optimization/70461
9145 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9148 2016-03-31 Martin Liska <mliska@suse.cz>
9151 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9152 a tree value or an immediate integer value to a buffer
9153 that is eventually copied to a BRIG section.
9154 (emit_immediate_operand): Call the function here.
9155 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9156 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9157 of class' fields that are removed.
9158 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9159 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9160 m_brig_repr_size fields.
9162 2016-03-31 Martin Liska <mliska@suse.cz>
9165 * hsa-gen.c (hsa_function_representation::update_dominance): New
9167 (convert_addr_to_flat_segment): Likewise.
9168 (gen_hsa_memory_set): New alignment argument.
9169 (gen_hsa_ctor_assignment): Likewise.
9170 (gen_hsa_insns_for_single_assignment): Provide alignment
9171 to gen_hsa_ctor_assignment.
9172 (gen_hsa_insns_for_direct_call): Add new argument.
9173 (expand_lhs_of_string_op): New function.
9174 (expand_string_operation_builtin): Likewise.
9175 (expand_memory_copy): New function.
9176 (expand_memory_set): New function.
9177 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9178 (convert_switch_statements): Change signature.
9179 (generate_hsa): Use a return value of the function.
9180 (pass_gen_hsail::execute): Do not call
9181 convert_switch_statements here.
9182 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9183 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9184 (hsa_function_representation::update_dominance): New function.
9186 2016-03-31 Martin Liska <mliska@suse.cz>
9189 * hsa-brig.c (emit_directive_variable): Emit alignment
9190 according to hsa_symbol::m_align.
9191 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9192 (dump_hsa_symbol): Dump alignment of HSA symbols.
9193 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9194 (gen_hsa_addr_with_align): New function.
9195 (hsa_bitmemref_alignment): Use newly added function.
9196 (gen_hsa_insns_for_load): Likewise.
9197 (gen_hsa_insns_for_store): Likewise.
9198 (gen_hsa_memory_copy): New argument added.
9199 (gen_hsa_insns_for_single_assignment): Respect
9200 alignment for assignments processed via gen_hsa_memory_copy.
9201 (gen_hsa_insns_for_direct_call): Likewise.
9202 (gen_hsa_insns_for_return): Likewise.
9203 (gen_function_def_parameters): Set default alignment.
9204 * hsa.c (hsa_object_alignment): New function.
9205 (hsa_byte_alignment): Pasted function.
9206 * hsa.h (hsa_symbol::m_align): New field.
9208 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9210 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9211 scratch field for goto case.
9213 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9215 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9217 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9220 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9221 (scalar_chain::convert_insn): Call convert_op for reg
9222 moves to handle undefined registers.
9224 2016-03-31 Nathan Sidwell <nathan@acm.org>
9227 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9228 Assert we don't want to move backwards.
9230 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9233 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9235 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9237 PR rtl-optimization/70460
9238 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9239 with operand from REG_LABEL_OPERAND, instead substitute
9240 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9241 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9243 2016-03-31 Martin Liska <mliska@suse.cz>
9245 * passes.c (execute_one_pass): Do not call
9246 todo_after for a discarded function.
9248 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9250 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9251 (no_cost, infinite_cost): Initialize the new field.
9252 (get_computation_cost_at): Record setup cost.
9253 (determine_use_iv_cost_address): Skip cost computation for sub
9254 uses if we can estimate it without losing accuracy.
9256 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9258 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9260 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9261 max_loop_iterations_int.
9262 (tree_unswitch_outer_loop): Likewise.
9263 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9264 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9266 2016-03-30 Richard Biener <rguenther@suse.de>
9269 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9271 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9274 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9275 in gen_blendm expander.
9277 2016-03-30 Nick Clifton <nickc@redhat.com>
9280 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9281 case where we are already provided with an SImode SUBREG.
9283 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9286 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9287 conflict between DRAP register and __builtin_eh_return.
9289 2016-03-30 Michael Matz <matz@suse.de>
9290 Richard Biener <rguenther@suse.de>
9293 * ipa-polymorphic-call.c (struct type_change_info): Change
9294 speculative to an unsigned allowing to limit the work we do.
9295 (csftc_abort_walking_p): New inline function..
9296 (check_stmt_for_type_change): Limit the number of may-defs
9297 skipped for speculative devirtualization to
9298 max-speculative-devirt-maydefs.
9299 * params.def (max-speculative-devirt-maydefs): New param.
9300 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9302 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9305 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9308 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9310 PR tree-optimization/59124
9311 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9312 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9314 2016-03-29 Jeff Law <law@redhat.com>
9316 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9318 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9320 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9323 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9325 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9326 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9327 gcrt0.o if linking dynamically.
9329 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9332 * ipa-devirt.c (methods_equal_p): New function.
9333 (compare_virtual_tables): Use it.
9334 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9335 * cgraphclones.c (clone_function_name_1): Use
9336 symbol_table::symbol_suffix_separator.
9337 * coverage.c (build_var): Likewise.
9338 * symtab.c (symbol_table::symbol_suffix_separator): New.
9340 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9342 PR rtl-optimization/70429
9343 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9344 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9345 mode != result_mode.
9348 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9350 PR tree-optimization/70405
9351 * ssa-iterators.h (num_imm_uses): Add missing braces.
9353 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9355 PR rtl-optimization/68695
9356 * ira-color.c (allocno_copy_cost_saving): New.
9357 (improve_allocation): Use it.
9359 2016-03-29 Richard Henderson <rth@redhat.com>
9362 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9364 2016-03-29 Richard Biener <rguenther@suse.de>
9367 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9368 use alignment returned by get_pointer_alignment_1 if it is
9369 bigger than BITS_PER_UNIT.
9370 * builtins.c (get_pointer_alignment_1): Do not return true
9371 for alignment extracted from SSA info.
9373 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9375 * config/ft32/ft32.opt (mnodiv): New.
9376 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9377 * doc/invoke.texi (FT32 Options -mnodiv): New.
9379 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9382 * config/i386/i386.md (define_split, andn): Fix modes.
9384 2016-03-26 Richard Biener <rguenther@suse.de>
9385 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9388 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9390 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9391 as 2nd argument to cl_optimization_restore().
9393 2016-03-25 Richard Henderson <rth@redhat.com>
9396 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9397 * config/aarch64/aarch64-protos.h: Declare it.
9398 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9400 2016-03-25 Alan Modra <amodra@gmail.com>
9403 * config/rs6000/constraints.md (j): Simplify.
9404 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9406 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9407 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9408 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9409 in all constraint alternatives.
9410 (movtd_64bit_nodm): Delete "j" constraint alternative.
9412 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9414 * tree-ssa-propagate.c: Enhance docs for
9415 SSA_PROP_NOT_INTERESTING.
9417 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9419 * doc/extend.texi: Fix typo in documentation to pure attribute.
9421 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9424 * config/pa/pa.md (bswapdi2): Use a scratch register.
9426 2016-03-24 Richard Henderson <rth@redhat.com>
9429 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9432 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9434 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9435 using ix86_expand_binary_operator instead of gen_andsi3.
9437 2016-03-24 Richard Biener <rguenther@suse.de>
9439 PR tree-optimization/70396
9440 * tree-vect-stmts.c (vectorizable_comparison): Use
9441 get_vectype_for_scalar_type.
9443 2016-03-24 Richard Biener <rguenther@suse.de>
9446 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9447 with register bases.
9449 2016-03-24 Richard Biener <rguenther@suse.de>
9451 PR tree-optimization/70372
9452 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9453 build_all_ones_cst to also handle vector types correctly.
9455 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9458 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9461 2016-03-23 Marek Polacek <polacek@redhat.com>
9464 * doc/invoke.texi: Document -Wignored-attributes.
9466 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9468 PR tree-optimization/69042
9469 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9470 parameter from 30 to 40.
9472 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9474 PR tree-optimization/69042
9475 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9476 for use with constant offset stripped in base.
9478 2016-03-23 Richard Biener <rguenther@suse.de>
9481 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9482 mode compatibility check.
9483 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9485 2016-03-23 Jeff Law <law@redhat.com>
9487 PR tree-optimization/64058
9488 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9490 (struct ssa_conflicts): Move up earlier in the file.
9491 (conflicts_, var_map_): New static variables.
9492 (initialize_conflict_count): New function to initialize the
9493 CONFLICT_COUNT field for each conflict pair.
9494 (compare_pairs): Lazily initialize the conflict count and use it
9495 as the first tie-breaker.
9496 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9497 and wipe conflicts_ and map_ around the call to qsort. Remove
9498 special case for 2 coalesce pairs.
9499 * bitmap.c (bitmap_count_unique_bits): New function.
9500 (bitmap_count_bits_in_word): New function, extracted from
9502 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9503 * bitmap.h (bitmap_count_unique_bits): Declare it.
9505 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9508 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9509 transparent alias chain for decl assembler name.
9510 * config/sol2.c (solaris_assemble_visibility): Likewise.
9512 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9514 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9516 (v10_fdivs): Likewise.
9517 (v10_fdivd): Likewise.
9519 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9522 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9523 to not call fclose twice on file.
9525 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9527 PR tree-optimization/70354
9528 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9529 oprnd0 is wider than oprnd1 and there is a cast from the wider
9530 type to oprnd1, mask it with the mask of the narrower type.
9533 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9534 Optimize TARGET_STV splitters, if high or low word of last argument
9537 2016-03-22 Jeff Law <law@redhat.com>
9540 tree-ssa-threadbackward.c
9541 (fsm_find_control_statement_thread_paths): Correctly distinguish
9542 between old style jump threads vs FSM jump threads.
9544 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
9547 * config/i386/i386.c (scalar_chain::convert_op): Support
9548 uninitialized register usage case.
9550 2016-03-22 Richard Biener <rguenther@suse.de>
9553 * genmatch.c (gen_transform): Adjust last parameter to a three-state
9555 (capture::gen_transform): ... to change behavior when substituting
9556 a condition into cond or not-cond expr context.
9557 (dt_simplify::gen_1): Adjust.
9558 * gimple-match-head.c: Include gimplify.h for unshare_expr.
9559 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
9560 last change and instead change to
9561 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
9562 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9564 2016-03-22 Anthony Green <green@moxielogic.com>
9566 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
9567 issue for moxiebox targets.
9568 (CC1PLUS_SPEC): Ditto.
9570 2016-03-22 Richard Biener <rguenther@suse.de>
9573 * fold-const.c (extract_muldiv_1): Properly perform multiplication
9576 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9578 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
9580 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9583 * config/i386/i386.c (def_builtin): Handle
9584 OPTION_MASK_ISA_AVX512VL to be and-ed with other
9586 (const struct builtin_description bdesc_special_args[]):
9587 Remove duplicate ISA bits.
9589 2016-03-22 Jakub Jelinek <jakub@redhat.com>
9592 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
9593 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
9594 in a way that works also for AVX512BW.
9597 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
9598 instead of source if operands[1] is xmm16 and above and
9599 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
9600 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
9603 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
9604 on assign if (*from_p) is a comparison, set it to
9605 TREE_NO_WARNING (*from_p).
9607 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9610 * lra.c (restore_scratches): Ignore deleted insns.
9612 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
9613 Jakub Jelinek <jakub@redhat.com>
9615 PR tree-optimization/70317
9616 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
9619 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
9622 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
9623 of ix86_expand_move.
9625 (movti): Use general_operand for operand 1 predicate.
9627 2016-03-21 Martin Liska <mliska@suse.cz>
9629 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
9631 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
9633 2016-03-21 Martin Liska <mliska@suse.cz>
9636 * ipa-icf.c (sem_function::parse): Skip static
9637 constructors and destructors.
9639 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9642 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
9643 function-like macro, peek following token(s) if it is followed
9644 by CPP_OPEN_PAREN token with optional padding in between, and
9645 if not, don't treat it like a macro.
9647 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
9648 Alexander Monakov <amonakov@ispras.ru>
9650 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
9651 for the stabs debug format.
9653 2016-03-21 Richard Biener <rguenther@suse.de>
9655 PR tree-optimization/70310
9656 * tree-vect-generic.c (expand_vector_condition): Fold the built
9659 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
9662 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
9663 Block third alternative for AVX-512VL target,
9665 2016-03-21 Martin Liska <mliska@suse.cz>
9668 * hsa-brig.c (emit_function_directives): Mark unemitted
9669 global variables for emission.
9670 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
9671 (get_symbol_for_decl): Likewise.
9672 * hsa.h (struct hsa_symbol): New flag.
9674 2016-03-21 Richard Biener <rguenther@suse.de>
9676 PR tree-optimization/70288
9677 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
9678 we do not estimate unsimplified all-constant conditionals or
9679 switches as optimized away.
9681 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
9683 PR rtl-optimization/69102
9684 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
9685 when we have a readonly dependency context.
9687 2016-03-18 Jeff Law <law@redhat.com>
9689 PR rtl-optimization/70263
9690 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
9691 (update_equiv_regs): When trying to move a store to after the insn
9692 that sets the source of the store, make sure the store occurs after
9693 the insn that sets the source of the store. When successful note
9694 the REG_EQUIV note created in the dump file.
9696 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
9697 Bernd Schmidt <bschmidt@redhat.com>
9699 * doc/extend.texi: Document more potential problems with basic asms.
9701 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
9703 PR rtl-optimization/70278
9704 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
9707 2016-03-18 Jason Merrill <jason@redhat.com>
9709 * calls.c (load_register_parameters): Fix zero size sibcall logic.
9711 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
9713 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
9714 values to 128b regs.
9716 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
9718 PR tree-optimization/70252
9719 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
9720 boolean vector has a proper number of elements.
9721 (supportable_narrowing_operation): Likewise.
9723 2016-03-18 Tom de Vries <tom@codesourcery.com>
9726 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
9728 2016-03-18 Jakub Jelinek <jakub@redhat.com>
9730 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
9731 instead of replace_rtx for DEBUG_INSNs.
9733 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9735 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
9736 load type reservations.
9738 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
9741 * config/pa/constraints.md: Revert 2015-02-13 change. Use
9742 define_constraint for "Q" and "T" constraints.
9744 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
9746 Tweak the pipeline model for Exynos M1
9748 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
9751 2016-03-17 David Malcolm <dmalcolm@redhat.com>
9754 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
9755 where one or both locations aren't within a line_map.
9757 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
9760 * opts.c (finish_options): Don't set flag_pie to the default if
9761 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
9764 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
9766 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
9767 true as ALL_REGS argument to replace_rtx.
9769 2016-03-17 Richard Biener <rguenther@suse.de>
9772 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
9775 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9778 * rtl.h (replace_rtx): Add ALL_REGS argument.
9779 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
9780 equality and assert mode is the same, instead of just rtx pointer
9782 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
9783 true as ALL_REGS argument to replace_rtx.
9785 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
9787 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
9788 for boolean vector with vector mode only.
9789 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9791 2016-03-17 Nick Clifton <nickc@redhat.com>
9794 * config/rx/rx.c (rx_print_integer): Print negative constants in
9797 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9800 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
9802 2016-03-16 Richard Henderson <rth@redhat.com>
9803 Richard Biener <rguenth@suse.de>
9808 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
9809 first operand as is_gimple_condexpr.
9814 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
9815 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
9816 Do not gimplify the result.
9817 (do_unop): Adjust call to tree_vec_extract.
9818 (do_binop): Likewise.
9819 (do_compare): Likewise.
9820 (do_plus_minus): Likewise.
9821 (do_negate): Likewise.
9822 (expand_vector_condition): Likewise.
9823 (do_cond): Likewise.
9825 2016-03-16 Richard Henderson <rth@redhat.com>
9828 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
9829 (aarch64_classify_address): Use it.
9830 (aarch64_legitimize_address): Force all subexpressions of PLUS
9831 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
9833 2016-03-16 Jakub Jelinek <jakub@redhat.com>
9834 Richard Biener <rguenth@suse.de>
9837 * rtlanal.c (replace_rtx): For REG, if from is a REG,
9838 return to even if only REGNO is equal, and assert
9841 2016-03-11 Jeff Law <law@redhat.com>
9843 PR rtl-optimization/70224
9844 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
9846 2016-03-16 Richard Henderson <rth@redhat.com>
9849 * function.h (struct function): Add has_forced_label_in_static.
9850 * gimplify.c (force_labels_r): Set it.
9851 * lto-streamer-in.c (input_struct_function_base): Read it.
9852 * lto-streamer-out.c (output_struct_function_base): Write it.
9853 * tree-inline.c (has_label_address_in_static_1): Remove.
9854 (copy_forbidden): Remove fndecl parameter; test
9855 has_forced_label_in_static.
9856 (inline_forbidden_p): Update call to copy_forbidden.
9857 (tree_versionable_function_p): Likewise.
9858 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
9859 (chkp_versioning): Likewise.
9860 * tree-inline.h (copy_forbidden): Update decl.
9862 2016-03-16 Marek Polacek <polacek@redhat.com>
9865 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
9866 function being thunked if the result type doesn't have fixed size.
9867 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
9868 doesn't have fixed size.
9870 2016-03-16 Bin Cheng <bin.cheng@arm.com>
9872 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
9873 reporting malformed loop nest.
9875 2016-03-16 Tom de Vries <tom@codesourcery.com>
9878 * ipa-devirt.c (possible_polymorphic_call_targets): Move
9879 nodes.length () == 1 test to before first nodes[0] access.
9881 2016-03-16 Tom de Vries <tom@codesourcery.com>
9883 PR tree-optimization/68715
9884 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
9887 2016-03-16 Tom de Vries <tom@codesourcery.com>
9889 PR tree-optimization/68809
9890 * graphite-scop-detection.c (same_close_phi_node): Test if result types
9893 2016-03-16 Carlos O'Donell <carlos@redhat.com>
9894 Sandra Loosemore <sandra@codesourcery.com>
9896 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
9897 on leaf attribute. Mention ELF interposition problems.
9899 2016-03-16 Alan Modra <amodra@gmail.com>
9901 PR rtl-optimization/69195
9902 PR rtl-optimization/47992
9903 * ira.c (indirect_jump_optimize): Ignore artificial defs.
9906 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
9909 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
9911 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9913 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
9915 2016-03-15 Jakub Jelinek <jakub@redhat.com>
9917 PR rtl-optimization/70222
9918 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
9919 optimization if mode is different from result_mode, queue up masking
9920 of the result in outer_op. Formatting fix.
9923 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
9926 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9928 PR rtl-optimization/69032
9929 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
9930 looping backwards over basic block insns.
9932 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9935 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
9936 to non-speculative when propagating trap bits.
9938 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9940 PR rtl-optimization/63384
9941 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
9944 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9947 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
9948 factored out from ...
9949 (sched_analyze_insn): ... here.
9950 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
9951 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
9952 get_implicit_reg_pending_clobbers in it.
9953 (setup_id_reg_sets): Use setup_id_implicit_regs.
9954 (deps_init_id): Ditto.
9956 2016-03-15 Tom de Vries <tom@codesourcery.com>
9959 * cgraph.c (cgraph_node::get_body): Save, reset and restore
9961 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
9962 execute_function_dump.
9963 (execute_one_pass): Don't dump function if it will be dumped after ipa
9966 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
9968 * genrecog.c (match_pattern_2): If pred is NULL don't call
9969 safe_predicate_mode on it.
9971 2016-03-14 Jakub Jelinek <jakub@redhat.com>
9974 * lra-constraints.c (delete_move_and_clobber): Change assertion
9975 to also allow dregno == 0.
9977 2016-03-14 Richard Henderson <rth@redhat.com>
9980 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
9981 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
9982 (reassociate_bb): Use optimize_vec_cond_expr; avoid
9983 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
9986 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
9989 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
9991 (lra_create_live_ranges_1): initialize hard register biggest_mode to
9993 * lra-constraints.c (split_reg): For hard regs, try to find the
9994 biggest single-register mode used in the function.
9996 2016-03-14 Richard Biener <rguenther@suse.de>
9998 PR tree-optimization/56365
9999 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10000 constants to compare against.
10002 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10005 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10006 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10007 (define_split for the GPR case): Use int_reg_operand instead of
10008 gpc_reg_operand for the output.
10010 2016-03-14 Tom de Vries <tom@codesourcery.com>
10012 PR tree-optimization/70045
10013 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10014 create_empty_if_region_on_edge argument.
10016 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10018 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10019 (STACK_CHECK_PROTECT): Likewise.
10020 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10021 (STACK_CHECK_PROTECT): Likewise.
10022 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10023 (STACK_CHECK_PROTECT): Likewise.
10024 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10025 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10026 (STACK_CHECK_PROTECT): Likewise.
10028 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10030 PR rtl-optimization/69307
10031 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10032 registers in modes that span more than one register.
10034 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10037 * lra-constraints.c (delete_move_and_clobber): New.
10038 (remove_inheritance_pseudos): Use it.
10040 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10043 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10044 the libcall is LCT_THROW.
10045 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10046 for the checking routine.
10048 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10051 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10052 optimization if we have direct move.
10053 (roundu32<mode>2_fprs): Likewise.
10055 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10058 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10060 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10061 Arguments swapped. All callers changed. Take reg_renumber into
10062 account, and Calculate and compare register ranges for hard regs.
10064 2016-03-11 Jeff Law <law@redhat.com>
10066 PR tree-optimization/70190
10067 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10068 Handle cases where we can not extract the taken edge, even though we
10069 found a constant value.
10071 PR tree-optimization/64058
10072 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10073 (num_coalesce_pairs): Move up earlier in file.
10074 (find_coalesce_pair): Initialize the INDEX field for each pair
10076 (compare_pairs): No longer sort on the elements in each pair.
10077 Instead break ties with the index of the coalesce pair.
10079 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10082 * config/aarch64/aarch64-protos.h
10083 (aarch64_save_restore_target_globals): New prototype.
10084 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10085 Call the above when popping pragma.
10086 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10088 (aarch64_set_current_function): Rewrite using the above.
10090 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10092 PR tree-optimization/70177
10093 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10094 (extract_ops_from_tree): ... this. In the 2 argument
10095 overload remove _1 suffix.
10096 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10097 (extract_ops_from_tree): ... this.
10098 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10100 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10101 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10102 extract_ops_from_tree instead of 2 operand one.
10104 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10106 PR tree-optimization/70013
10107 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10108 for constant-pool entries.
10110 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10112 PR rtl-optimization/70174
10113 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10114 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10116 PR tree-optimization/70169
10117 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10118 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10121 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10122 Jakub Jelinek <jakub@redhat.com>
10125 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10126 of uninitialized values.
10128 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10130 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10132 ("*trunctddd2"): New pattern definition.
10133 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10136 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10138 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10139 definitions for BFP and DFP rounding modes.
10140 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10141 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10142 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10143 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10146 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10148 * config/s390/constraints.md: Adjust comment.
10149 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10150 s390_decompose_addrstyle_without_index.
10151 * config/s390/predicates.md (shift_count_or_setmem_operand):
10152 Rename to setmem_operand.
10153 * config/s390/s390-protos.h
10154 (s390_decompose_shift_count): Rename to
10155 s390_decompose_addrstyle_without_index.
10156 * config/s390/s390.c (s390_decompose_shift_count)
10157 (s390_mem_constraint, print_shift_count_operand)
10158 (print_operand_address, print_operand): Rename
10159 s390_decompose_shift_count to
10160 s390_decompose_addrstyle_without_index and rename
10161 print_shift_count_operand to print_addrstyle_operand troughout the
10163 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10164 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10165 Rename shift_count_or_setmem_operand to setmem_operand.
10166 * config/s390/vx-builtins.md ("vec_insert<mode>")
10167 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10170 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10173 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10174 Handle overlapping retval and newval.
10176 2016-03-10 Nick Clifton <nickc@redhat.com>
10179 * config/aarch64/aarch64.c
10180 (aarch64_override_options_after_change_1): When forcing
10181 flag_omit_frame_pointer to be true, use a special value that can
10182 be detected if this function is called again, thus preventing
10183 flag_omit_leaf_frame_pointer from being forced to be false.
10185 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10187 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10188 Set x_flag_omit_leaf_frame_pointer when handling
10189 -momit-leaf-frame-pointer.
10191 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10194 * cgraph.c (cgraph_node::dump): Dump split_part and
10195 indirect_call_target.
10196 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10197 * ipa.c (has_addr_references_p): Cleanup.
10198 (is_indirect_call_target_p): New.
10199 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10200 called indirectly as local.
10201 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10203 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10206 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10207 on cxa_pure_virtual.
10209 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10212 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10214 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10217 * tree.c (need_assembler_name_p): Only record main variant type names.
10219 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10222 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10223 Always define to 0 or 1.
10224 (TARGET_FIX_ERR_A53_843419): New macro.
10225 * config/aarch64/aarch64-elf-raw.h
10226 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10227 * config/aarch64/aarch64-linux.h: Likewise.
10228 * config/aarch64/aarch64.c
10229 (aarch64_override_options_after_change_1): Do not default
10230 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10232 (aarch64_attributes): Handle fix-cortex-a53-843419.
10233 (aarch64_can_inline_p): Likewise.
10234 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10236 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10237 Jakub Jelinek <jakub@redhat.com>
10239 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10240 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10241 DECL_COMMONS if flag_unconstrained_commons is set.
10242 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10243 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10244 (funconstrained-commons): Document.
10246 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10248 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10249 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10251 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10253 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10254 has a proper number of elements.
10256 2016-03-10 Alan Modra <amodra@gmail.com>
10258 PR rtl-optimization/69195
10259 PR rtl-optimization/47992
10260 * ira.c (recorded_label_ref): Delete.
10261 (update_equiv_regs): Return void.
10262 (indirect_jump_optimize): New function.
10263 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10264 before regstat_compute_ri. Don't rebuild_jump_labels here.
10265 Delete update_regstat.
10267 2016-03-10 Richard Biener <rguenther@suse.de>
10269 PR tree-optimization/70128
10270 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10271 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10273 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10275 PR tree-optimization/70152
10276 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10277 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10280 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10281 instead of gen_sse2_loadlpd.
10282 * config/i386/sse.md (*vec_concatv2df): Rename to...
10283 (vec_concatv2df): ... this.
10285 PR tree-optimization/70127
10286 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10288 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10292 * diagnostic-show-locus.c (compatible_locations_p): New function.
10293 (layout::layout): Sanitize ranges using compatible_locations_p.
10295 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10299 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10300 location_range param with three const expanded_locations * and a
10302 (layout::layout): Replace call to
10303 rich_location::lazily_expand_location with get_expanded_location.
10304 Extract the range and perform location expansion here, passing
10305 the results to the layout_range ctor.
10306 * diagnostic.c (source_range::debug): Delete.
10307 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10308 of rich_location::get_expanded_location.
10309 * gcc-rich-location.c (get_range_for_expr): Delete.
10310 (gcc_rich_location::add_expr): Reimplement to avoid the
10311 rich_location::add_range overload that took a location_range,
10312 passing a location_t instead.
10314 2016-03-09 Richard Biener <rguenther@suse.de>
10315 Jakub Jelinek <jakub@redhat.com>
10317 PR tree-optimization/70138
10318 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10319 Also skip vect_double_reduction_def.
10321 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10324 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10325 if the operand is "m".
10327 2016-03-09 Nathan Sidwell <nathan@acm.org>
10329 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10331 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10333 * config/i386/i386.c (processor_target_table): Fix cost table
10334 intialization order for znver1.
10336 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10338 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10339 - becuase -> because.
10340 * ipa-reference.c (ignore_module_statics): Likewise.
10341 * cgraph.c (cgraph_node::get_body): Likewise.
10342 * ipa-inline.c (early_inliner): Likewise.
10343 * ipa-devirt.c (types_same_for_odr): Likewise.
10344 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10345 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10347 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10349 * tree-ssa-math-opts.c: Fix typo in comment.
10351 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10354 * config/i386/i386.c (scalar_chain::make_vector_copies,
10355 scalar_chain::convert_reg): Call end_sequence in between
10356 get_insns and emit_conversion_insns rather than after both
10359 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10362 * config/i386/i386.h (machine_function): Add
10363 pc_thunk_call_expanded flag.
10364 (ix86_pc_thunk_call_expanded): New define.
10365 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10366 (*set_got): Rename insn pattern from set_got.
10367 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10368 * config/i386/i386.c (ix86_compute_frame_layout): Use
10369 ix86_pc_thunk_call_expanded to prevent red-zone.
10371 2016-03-07 Martin Jambor <mjambor@suse.cz>
10373 * hsa.h (hsa_get_ctor_statements): Declare.
10374 (hsa_get_dtor_statements): Likewise.
10375 (hsa_get_kernel_dispatch_type): Likewise.
10376 * hsa.c (hsa_get_ctor_statements): New function.
10377 (hsa_get_dtor_statements): Likewise.
10378 (hsa_get_kernel_dispatch_type): Likewise.
10379 * hsa-brig.c (hsa_cdtor_statements): Removed.
10380 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10381 hsa_get_dtor_statements.
10382 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10383 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10385 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10387 * config/arm/arm-cores.def (cortex-r8): New.
10388 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10389 * config/arm/arm-tune.md: Likewise.
10390 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10392 2016-03-07 Martin Sebor <msebor@redhat.com>
10394 PR rtl-optimization/19705
10395 * doc/invoke.texi (Options That Control Optimization): Clarify
10396 -fno-branch-count-reg.
10398 2016-02-26 Richard Biener <rguenther@suse.de>
10399 Jeff Law <law@redhat.com>
10401 PR tree-optimization/69740
10402 * cfghooks.c (remove_edge): Request loop fixups if we delete
10403 an edge that might turn an irreducible loop into a natural
10405 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10406 Move after definition of loops_state_clear.
10408 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10410 PR rtl-optimization/69052
10411 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10414 2016-03-07 Tom de Vries <tom@codesourcery.com>
10416 PR tree-optimization/70116
10417 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10418 is_tm_ending stmts and ubsan/asan internal functions.
10419 (find_duplicate): Use it. Don't test is_tm_ending here.
10421 2016-03-07 Richard Biener <rguenther@suse.de>
10423 PR tree-optimization/70115
10424 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10425 (propagate_constants_for_unrolling): Use replace_uses_by.
10427 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10429 PR middle-end/69916
10430 * omp-low.c (struct oacc_loop): Add ifns.
10431 (new_oacc_loop_raw): Initialize it.
10432 (finish_oacc_loop): Clear mask & flags if no ifns.
10433 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10434 (oacc_loop_xform_loop): Add ifns arg & adjust.
10435 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10437 2016-03-07 Richard Henderson <rth@redhat.com>
10440 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10441 (insert_value_copy_on_edge): Likewise.
10443 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10445 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10447 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10450 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10452 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10454 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10456 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10458 Fix sseimul type attribute.
10459 * config/i386/znver1.md
10460 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10461 znver1_sseimul_avx256_load) : Fix the type attribute.
10462 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10463 pipe usage and latency.
10465 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10468 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10469 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10472 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10475 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10477 PR rtl-optimization/69941
10478 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10479 the reg share its mode.
10481 2016-03-04 Jeff Law <law@redhat.com>
10483 PR tree-optimization/69196
10484 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10485 If the both SSA_NAMEs are anonymous, then consider them unassociated
10486 and include the PHI in the statement count.
10488 2016-03-05 Tom de Vries <tom@codesourcery.com>
10490 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10491 construct in oacc routine. Check for oacc region in oacc routine.
10493 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10496 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10497 2016-02-22 changes, instead don't recurse if RECUR is already true.
10498 Don't change *dynamic_check if RECUR. Adjust recursive caller
10499 to pass true to the new argument.
10500 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10503 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10504 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10506 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10508 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10510 PR rtl-optimization/57676
10511 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10512 with flag_checking.
10514 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10516 * tree-vect-patterns.c (search_type_for_mask): Handle
10517 comparison of booleans.
10519 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10521 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10525 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10526 all other ops that have dw_val_class_die_ref operands,
10527 and DW_OP_GNU_entry_value.
10529 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10531 PR rtl-optimization/69904
10532 * config/arm/arm.c (arm_cannot_copy_insn_p):
10533 Return true for load-exclusive instructions.
10535 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10538 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10539 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10540 the pattern no matter if it is used just by non-pattern, pattern
10542 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10543 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10544 oprnd1 def_stmt is in pattern, don't look through it.
10546 2016-03-03 Marek Polacek <polacek@redhat.com>
10548 PR middle-end/70050
10549 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
10551 2016-03-03 Martin Liska <mliska@suse.cz>
10553 PR tree-optimization/70043
10554 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
10555 previous statement if we see a debug statement.
10557 2016-03-03 Richard Biener <rguenther@suse.de>
10559 PR tree-optimization/55936
10560 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
10561 parameter and guard unsafe equivalence use.
10562 (vrp_evaluate_conditional_warnv_with_ops): Always use
10563 safe equivalences but not via the quadratic compare_names
10566 2016-03-03 Michael Collison <michael.collison@linaro.org>
10569 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
10570 for operand 1 to s_register_operand. Change predicate for operand
10571 2 to arm_not_immediate_operand.
10573 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
10575 * doc/tm.texi: Regenerated.
10577 2016-03-02 Richard Henderson <rth@redhat.com>
10580 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
10581 simplification when all args are positive non-fixed registers.
10583 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10585 * target.def (lra_p): Specify that new ports should use LRA.
10587 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10590 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
10591 gimplify_type_sizes the type they refer to.
10592 (omp_notice_variable): Handle reference vars to VLAs.
10593 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
10594 reference to VLA decls in the second pass instead of first pass.
10596 2016-03-02 Tom de Vries <tom@codesourcery.com>
10598 PR tree-optimization/68659
10599 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
10600 new_expr == NULL_TREE.
10601 (get_new_name): Handle ADDR_EXPR.
10603 2016-03-02 Bin Cheng <bin.cheng@arm.com>
10605 PR rtl-optimization/69052
10606 * loop-invariant.c (canonicalize_address): New function.
10607 (inv_can_prop_to_addr_use): Check validity of address expression
10608 which is canonicalized by above function.
10610 2016-03-02 Alan Modra <amodra@gmail.com>
10613 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
10616 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10619 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
10620 (*movhi_internal): Put mask moves from and to memory separately
10621 from moves from/to GPRs.
10623 2016-03-02 Richard Biener <rguenther@suse.de>
10625 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
10626 GENERIC expressions in GIMPLE.
10628 2016-03-02 Richard Biener <rguenther@suse.de>
10630 * config/i386/i386.c (type_natural_mode): Fix typo.
10632 2016-03-02 Nick Clifton <nickc@redhat.com>
10634 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
10636 2016-03-02 Richard Biener <rguenther@suse.de>
10637 Uros Bizjak <ubizjak@gmail.com>
10640 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
10642 2016-03-02 Richard Biener <rguenther@suse.de>
10644 PR middle-end/67278
10645 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
10647 2016-03-02 Marek Polacek <polacek@redhat.com>
10650 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
10651 "is promoted to" warning.
10653 2016-03-01 DJ Delorie <dj@redhat.com>
10655 * config.gcc: Deprecate mep-*.
10657 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
10659 PR middle-end/70025
10660 * lra-constraints.c (regno_val_use_in): New.
10661 (match_reload): Use it instead of regno_use_in.
10663 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10665 PR rtl-optimization/70007
10666 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
10667 references present in REG_EQUAL notes attached to non-SET patterns.
10669 2016-03-01 Jeff Law <law@redhat.com>
10671 PR tree-optimization/69196
10672 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10673 Appropriately clamp the number of statements to copy when the
10674 thread path does not traverse a loop backedge.
10676 PR tree-optimization/69196
10677 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10678 Do count some PHIs in the thread path against the insn count. Decrease
10679 final statement count by one as the control statement in the last
10680 block will get removed. Remove special cased code for handling PHIs
10683 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
10686 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
10687 asm dialect alternatives to explicit GOTPCREL calls.
10689 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10692 * ira.c (do_reload): Issue warning for generic stack checking here...
10693 * reload1.c (reload): ...instead of here and streamline it.
10695 2016-03-01 Nick Clifton <nickc@redhat.com>
10697 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
10699 2016-03-01 Richard Biener <rguenther@suse.de>
10701 PR tree-optimization/69983
10702 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
10703 types and fall back to operand_equal_p.
10705 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10708 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10710 * config/s390/constraints.md ("jm8"): New constraint.
10711 * config/s390/predicates.md ("const_int_8bitset_operand"): New
10713 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
10715 ("*setmem_long<setmem_and>"): New pattern.
10716 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
10718 ("*setmem_long_31z<setmem_and>"): New pattern.
10719 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
10720 New substitution rules with the required attributes.
10723 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10726 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10728 * gensupport.c (process_substs_on_one_elem): Split loop to
10729 complete mark_operands_used_in_match_dup on all expressions in the
10731 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10732 and remove function.
10734 2016-03-01 Richard Biener <rguenther@suse.de>
10736 PR middle-end/70022
10737 * fold-const.c (fold_indirect_ref_1): Fix range checking for
10738 vector BIT_FIELD_REF extract.
10740 2016-03-01 Richard Biener <rguenther@suse.de>
10742 PR tree-optimization/69994
10743 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
10745 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
10747 PR tree-optimization/69956
10748 * tree-vect-stmts.c (supportable_widening_operation): Support
10749 multi-step conversion of boolean vectors.
10750 (supportable_narrowing_operation): Likewise.
10752 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10754 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
10757 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10759 * config/s390/subst.md (DSI_VI): New mode iterator.
10760 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
10761 * config/s390/vector.md ("vec_set<mode>"): Move expander before
10762 the insn definition.
10763 ("*vec_set<mode>"): Change predicate and add alternative to
10764 support only either register or const_int operands as element
10766 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
10768 ("vec_extract<mode>"): New expander.
10769 ("*vec_extract<mode>"): New insn definition supporting reg and
10770 const_int element selectors.
10771 ("*vec_extract<mode>_plus"): New insn definition supporting
10772 reg+const_int element selectors.
10773 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
10774 following expander+insn definition.
10775 ("<vec_shifts_name><mode>3"): New expander.
10776 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
10778 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10780 * config/s390/s390.md ("*tabort_1"): Change predicate to
10781 nonmemory_operand. Add a second alternative to cover
10782 register as well as const int operands.
10783 ("*tabort_1_plus"): New pattern definition.
10785 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10787 * config/s390/s390.md ("*ashrdi3_cc_31")
10788 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
10789 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
10790 Merge insn definitions into ...
10791 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10792 New pattern definition.
10793 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
10794 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
10795 ("*ashr<mode>3_and"): Merge insn definitions into ...
10796 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10797 New pattern definition.
10798 * config/s390/subst.md ("addr_style_op_cc_subst")
10799 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
10800 substitutions patterns plus attributes.
10801 Add ashiftrt to SUBST iterator.
10803 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10805 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
10806 op2 to nonmemory_operand.
10807 ("*<shift>di3_31", "*<shift>di3_31_and"):
10808 Merge into single pattern definition ...
10809 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
10810 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
10811 pattern definition ...
10812 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
10813 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
10816 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10818 * config/s390/predicates.md (const_int_6bitset_operand): New
10820 * config/s390/s390.md: Include subst.md.
10821 ("rotl<mode>3"): New expander.
10822 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
10824 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
10825 * config/s390/subst.md: New file.
10827 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10829 * config/s390/s390.md ("op_type", "atype", "length" attributes):
10830 Remove RRR type. It doesn't really exist.
10831 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
10833 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
10834 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
10835 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
10836 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
10837 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
10838 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
10839 `enabled' attribute.
10841 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10843 * gensupport.c (process_substs_on_one_elem): Split loop to
10844 complete mark_operands_used_in_match_dup on all expressions in the
10846 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10847 and remove function.
10849 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10852 * config/sparc/sparc.c (NWORDS_UP): Rename to...
10853 (CEIL_NWORDS): ...this. Use CEIL macro.
10854 (compute_fp_layout): Adjust to above renaming.
10855 (function_arg_union_value): Likewise.
10856 (sparc_arg_partial_bytes): Likewise.
10857 (sparc_function_arg_advance): Likewise.
10859 2016-02-29 Jeff Law <law@redhat.com>
10861 PR tree-optimization/70005
10862 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
10863 where an object with a boolean range is compared against a value
10866 PR tree-optimization/69999
10867 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
10868 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
10871 2016-02-29 Richard Biener <rguenther@suse.de>
10873 PR tree-optimization/69994
10874 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
10875 (get_unary_op): Look through nop conversions.
10876 (ops_equal_values_p): New function, look for equality diregarding
10878 (eliminate_plus_minus_pair): Use ops_equal_values_p
10879 (repropagate_negates): Do not use get_unary_op here.
10881 2016-02-29 Martin Liska <mliska@suse.cz>
10883 * system.h: Poison ENABLE_CHECKING macro.
10885 2016-02-29 Martin Liska <mliska@suse.cz>
10887 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
10888 is presented in dump flags.
10889 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10890 (hsa_regalloc): Likewise.
10892 2016-02-19 Richard Biener <rguenther@suse.de>
10894 PR tree-optimization/69980
10895 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
10896 permutation of those we need to keep.
10898 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10901 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
10902 (NWORDS_UP): ...this
10903 (init_cumulative_args): Minor tweaks.
10904 (sparc_promote_function_mode): Likewise.
10905 (scan_record_type): Delete.
10906 (traverse_record_type): New function template.
10907 (classify_data_t): New structure type.
10908 (classify_registers): New inline function.
10909 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
10910 exhausted. Instantiate traverse_record_type on classify_registers and
10911 deal with the case of a structure passed in slot #15 with no FP field
10913 (assign_data_t): New structure type.
10914 (compute_int_layout): New static function.
10915 (compute_fp_layout): Likewise.
10916 (count_registers): New inline function.
10917 (assign_int_registers): New static function.
10918 (assign_fp_registers): Likewise.
10919 (assign_registers): New inline function.
10920 (function_arg_record_value_1): Delete.
10921 (function_arg_record_value_2): Likewise.
10922 (function_arg_record_value_3): Likewise.
10923 (function_arg_record_value): Adjust to above changes. Instantiate
10924 traverse_record_type on count_registers to first count the number of
10925 registers to be used and then on assign_registers to assign them.
10926 (function_arg_union_value): Adjust to above renaming.
10927 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
10928 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
10929 case of a structure passed in slot #15
10930 (sparc_function_arg_advance): Likewise.
10931 (function_arg_padding): Minor tweak.
10933 2016-02-29 Richard Biener <rguenther@suse.de>
10935 PR tree-optimization/69720
10936 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
10937 the adjustment_def path for possibly vectorized defs.
10938 (vect_create_epilog_for_reduction): Handle vectorized initial
10941 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
10943 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
10945 2016-02-27 Jeff Law <law@redhat.com>
10948 2016-02-26 Richard Biener <rguenther@suse.de>
10949 Jeff Law <law@redhat.com>
10951 PR tree-optimization/69740
10952 * cfghooks.c (remove_edge): Request loop fixups if we delete
10953 an edge that might turn an irreducible loop into a natural
10956 2016-02-27 Jakub Jelinek <jakub@redhat.com>
10958 PR rtl-optimization/69896
10959 * tree-vect-generic.c (get_compute_type): Avoid single element
10962 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
10964 Rename the AArch64 tuning option and related functions to enable the
10965 Newton series for the reciprocal square root to reflect its
10966 approximative characteristic.
10968 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
10969 function to "aarch64_emit_approx_rsqrt".
10970 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
10971 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
10972 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
10973 (xgene1_tunings): Likewise.
10974 (use_rsqrt_p): Likewise.
10975 (aarch64_emit_swrsqrt): Use new function name.
10976 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
10977 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
10978 text explaining this option.
10979 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
10981 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10984 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
10985 complain about -mallow-movmisalign without -mvsx if
10986 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
10988 2016-02-26 Joel Sherrill <joel@rtems.org>
10990 * config.gcc: Add x86_64-*-rtems*.
10991 * config/i386/rtems-64.h: New file.
10993 2016-02-26 Joel Sherrill <joel@rtems.org>
10995 * config.gcc: Add aarch64-*-rtems*.
10996 * config/aarch64/rtems.h: New file.
10998 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11001 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11002 shift amount using %h. Add comment.
11004 2016-02-26 Richard Biener <rguenther@suse.de>
11005 Jeff Law <law@redhat.com>
11007 PR tree-optimization/69740
11008 * cfghooks.c (remove_edge): Request loop fixups if we delete
11009 an edge that might turn an irreducible loop into a natural
11012 2016-02-26 Martin Jambor <mjambor@suse.cz>
11014 PR middle-end/69920
11015 * tree-sra.c (sra_modify_assign): Do not remove loads of
11016 uninitialized aggregates to SSA_NAMEs.
11018 2016-02-26 Richard Henderson <rth@redhat.com>
11021 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11022 pseudo in case the target rtx matches the source of the left
11025 2016-02-26 Martin Jambor <mjambor@suse.cz>
11028 * hsa.h (hsa_type_packed_p): Declare.
11029 * hsa.c (hsa_type_packed_p): New function.
11030 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11032 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11033 * hsa-brig.c (emit_basic_insn): Likewise.
11035 2016-02-26 Martin Jambor <mjambor@suse.cz>
11038 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11040 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11042 2016-02-26 Martin Jambor <mjambor@suse.cz>
11044 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11045 hsa_op_with_type operands.
11046 (hsa_unsigned_type_for_type): Declare.
11047 * hsa.c (hsa_unsigned_type_for_type): New function.
11048 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11049 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11050 the finalizer. Do not emit extra move.
11052 2016-02-26 Martin Jambor <mjambor@suse.cz>
11054 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11055 atomic operations in private segment.
11057 2016-02-26 Martin Jambor <mjambor@suse.cz>
11059 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11060 statements to wi->info. Also disallow omp simd constructs.
11061 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11062 for not gridifying. Dump special string for omp_for.
11064 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11067 * config/aarch64/aarch64.c (aarch64_set_current_function):
11068 Save/restore target globals when switching to
11069 target_option_default_node.
11071 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11074 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11075 Return 0 if !SHIFT_COUNT_TRUNCATED.
11077 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11078 Eric Botcazou <ebotcazou@adacore.com>
11080 PR rtl-optimization/69891
11081 * dse.c (scan_insn): If we can't figure out memset arguments
11082 or they are non-constant, call clear_rhs_from_active_local_stores.
11084 2016-02-26 Martin Liska <mliska@suse.cz>
11086 * doc/extend.texi: Mention clog10, clog10f an clog10l
11087 in Builtins section.
11089 2016-02-26 Martin Liska <mliska@suse.cz>
11091 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11093 (resolve_args_picking_1): Likewise.
11094 * dwarf2out.h (struct GTY): Likewise.
11096 2016-02-26 Martin Liska <mliska@suse.cz>
11098 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11099 with flag_checking.
11100 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11102 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11103 Martin Liska <mliska@suse.cz>
11105 * doc/install.texi: Mention --enable-valgrind-annotations.
11107 2016-02-26 Richard Biener <rguenther@suse.de>
11109 PR tree-optimization/69551
11110 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11111 looking through aliases adjust DECL_PT_UID to refer to the
11112 ultimate alias target.
11114 2016-02-25 Martin Liska <mliska@suse.cz>
11116 PR middle-end/69919
11117 * alloc-pool.c (after_memory_report): New variable.
11118 * alloc-pool.h (base_pool_allocator ::release): Do not use
11119 the infrastructure if after_memory_report.
11120 * toplev.c (toplev::main): Mark after memory report.
11122 2016-02-25 Richard Biener <rguenther@suse.de>
11124 PR tree-optimization/48795
11125 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11127 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11130 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11131 offloading is enabled and -fopenacc or -fopenmp is specified.
11132 (CRTOFFLOADEND): Likewise.
11133 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11134 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11135 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11136 (offload_objects_file_name): New static var.
11137 (tool_cleanup): Remove offload_objects_file_name file.
11138 (find_offloadbeginend): Replace with ...
11139 (find_crtoffloadtable): ... this.
11140 (run_gcc): Remove offload_argc and offload_argv.
11141 Get offload_objects_file_name from -foffload-objects=... option.
11142 Read names of object files with offload from this file, pass them to
11143 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11144 don't pass offloadbegin and offloadend to the linker. Don't pass
11145 offload non-LTO files to the linker, because now they're not claimed.
11147 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11150 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11151 on builtin_unreachable.
11153 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11155 PR rtl-optimization/69896
11156 * regcprop.c: Include cfgrtl.h.
11157 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11158 than remembered mode, either delete it (if noop_move_p), or
11159 treat like copy_p but not noop_p instruction.
11161 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11164 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11165 - allow NULL decl for Fortran DW_TAG_common_block variables.
11167 2016-02-24 Jason Merrill <jason@redhat.com>
11169 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11171 2016-02-24 Richard Biener <rguenther@suse.de>
11172 Jakub Jelinek <jakub@redhat.com>
11174 PR middle-end/69760
11175 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11176 conditionally executed ops to well-defined overflow behavior.
11178 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11180 PR middle-end/69915
11181 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11184 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11186 PR rtl-optimization/69886
11187 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11188 argument. Use it when checking validity of set instructions.
11189 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11190 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11192 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11193 * store-motion.c (find_moveable_store): Update
11194 can_assign_to_reg_without_clobbers_p callsite.
11196 2016-02-24 Richard Biener <rguenther@suse.de>
11198 PR middle-end/68963
11199 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11201 (record_nonwrapping_iv): Do not fall back to the low/high bound
11202 for non-constant IV bases if the stmt is not always executed.
11204 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11206 * config/arm/arm-cores.def (cortex-a32): New entry.
11207 * config/arm/arm-tables.opt: Regenerate.
11208 * config/arm/arm-tune.md: Regenerate.
11209 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11210 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11211 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11212 for -mcpu and -mtune.
11214 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11217 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11218 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11219 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11220 (atomic_loaddi_1): Delete.
11221 (atomic_loaddi): Rewrite expander using the above changes.
11223 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11226 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11229 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11230 Richard Biener <rguenth@suse.de>
11232 PR middle-end/69909
11233 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11234 set_mem_attributes if tem is SSA_NAME which got expanded
11237 2016-02-24 Richard Biener <rguenther@suse.de>
11239 PR tree-optimization/69907
11240 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11241 end of permutations for BB vectorization.
11243 2016-02-24 Christian Bruel <christian.bruel@st.com>
11245 * config/arm/arm-c.c (arm_option_override): Initialize
11246 target_option_current_node.
11247 * config/arm/arm.c (arm_pragma_target_parse): Replace
11248 build_target_option_node call by target_option_current_node.
11249 Set target_option_current_node.
11252 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11255 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11256 define_insn_and_split to define_insn.
11257 (zero_extendqi<mode>2_dot2): Same.
11258 (extendqi<mode>2_dot): Same.
11259 (extendqi<mode>2_dot2): Same.
11261 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11263 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11264 and add bypass for AES{D,E} and AESMC pairs.
11265 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11268 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11270 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11271 series for reciprocal square root in Exynos M1.
11273 2016-02-23 Martin Sebor <msebor@redhat.com>
11276 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11277 __builtin_alloca_with_align.
11279 2016-02-23 Richard Henderson <rth@redhat.com>
11281 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11282 (ix86_register_pragmas): Remove __seg_tls.
11283 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11284 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11285 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11286 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11287 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11288 * doc/extend.texi (__seg_tls): Remove item.
11290 2016-02-23 Richard Biener <rguenther@suse.de>
11292 * alloc-pool.h (struct allocation_object): Make id member
11293 conditional on CHECKING_P again.
11294 (get_instance): Adjust.
11295 (base_pool_allocator): Likewise.
11297 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11299 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11300 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11302 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11304 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11306 2016-02-23 Richard Biener <rguenther@suse.de>
11308 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11309 * bitmap.h (struct bitmap_usage): Likewise.
11310 (bitmap_move): Declare.
11311 * bitmap.c (register_overhead): Take size_t argument.
11312 (bitmap_move): New function.
11313 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11314 to properly account overhead.
11315 * tree.c (free_node): Use tree_size.
11317 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11320 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11321 when inverting comparison.
11324 * common.opt (Wunreachable-code): Add Warning flag.
11326 2016-02-23 Mark Wielaard <mjw@redhat.com>
11327 Jakub Jelinek <jakub@redhat.com>
11330 * cgraphunit.c (check_global_declaration): Check main_input_filename
11331 and DECL_SOURCE_FILE are not NULL.
11333 2016-02-23 Martin Jambor <mjambor@suse.cz>
11335 PR tree-optimization/69666
11336 * tree-sra.c (sra_modify_assign): Do not attempt to create
11337 default_def replacements for unscalarizable regions.
11339 2016-02-20 Mark Wielaard <mjw@redhat.com>
11342 * cgraphunit.c (check_global_declaration): Check level of
11343 warn_unused_const_variable and main_input_filename.
11344 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11345 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11346 (-Wunused-const-variable): Explain levels 1 and 2.
11348 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11351 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11352 identical arguments. Formatting and spelling fixes.
11355 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11360 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11361 and m68k-devices.def.
11362 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11363 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11365 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11367 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11368 and HImode registers.
11370 2016-02-22 Richard Biener <rguenther@suse.de>
11372 PR tree-optimization/69882
11373 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11374 preserve permutations present because of gaps.
11375 (vect_supported_load_permutation_p): Always continue checking
11376 permutations after vect_attempt_slp_rearrange_stmts.
11378 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11380 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11381 min_profitable_estimate, rather than min_profitable_iters.
11383 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11386 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11387 SImode for last match_operand.
11389 2016-02-22 Martin Liska <mliska@suse.cz>
11391 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11392 return bitsize - 1 as the return value.
11394 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11398 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11399 Handle negative shift counts.
11400 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11401 force_reg on the shift constant.
11402 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11403 (lshrsi3_d): Handle negative shift counts.
11405 2016-02-22 Richard Biener <rguenther@suse.de>
11406 Tom de Vries <tom@codesourcery.com>
11408 * graph.c: Include dumpfile.h.
11409 (print_graph_cfg): Split into three overloads.
11410 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11412 2016-02-22 Tom de Vries <tom@codesourcery.com>
11414 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11417 2016-02-22 Richard Biener <rguenther@suse.de>
11420 * ipa-inline-transform.c (inline_call): When not updating
11421 overall summaries adjust self size by the growth estimate.
11422 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11423 hash-set, do not update overall summaries here. Renamed from ...
11424 (inline_to_all_callers): ... this which is now wrapping the
11425 above and performing delayed overall summary update.
11426 (early_inline_small_functions): Delay updating of the overall
11429 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11431 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11434 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11437 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11438 :%* in %:gt() argument.
11439 (greater_than_spec_func): Adjust for expecting only numbers,
11440 if there are more than two numbers, compare the last two.
11442 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11444 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11445 -Wnarrowing with -std.
11447 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11450 * expr.c (store_field): Don't use bit-field path if exp is
11451 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11452 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11453 and the assignment can be performed by bitwise copy. Formatting
11456 PR middle-end/69838
11457 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11458 call copy_reg_eh_region_note_forward on before and/or after sequences
11459 and remove note from insn if it no longer can throw.
11462 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11463 if TARGET_AVX512BW.
11465 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11467 * config/s390/vector.md: Add missing commutative operand markers
11468 to the patterns which qualify for one.
11469 * config/s390/vx-builtins.md: Likewise.
11471 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11473 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11474 types to mode iterators.
11475 (vec_double): ... and mode attribute.
11476 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11478 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11480 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11481 Change the predicate of op2 from nonimmediate to general and let
11482 reload fix it if necessary.
11484 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11486 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11488 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11490 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11493 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11495 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11496 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11497 * config/s390/s390.md ("movstr<P:mode>"): Call
11498 s390_expand_vec_movstr.
11500 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11502 * config/s390/s390.md: Add missing output modifier for operand 1
11503 to print it as address properly.
11505 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11507 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11508 * config/s390/2964.md: New file.
11509 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11510 of insn grouping attributes depending on the CPU level.
11511 (s390_get_unit_mask): New function.
11512 (s390_sched_score): Remove the OOO from the scheduling macros.
11513 Add loop to calculate a score for the instruction mix.
11514 (s390_sched_reorder): Likewise plus improve debug output.
11515 (s390_sched_variable_issue): Rename macros as above. Calculate
11516 the unit distances after actually scheduling an insn. Improve
11518 (s390_sched_init): Clear last_scheduled_unit_distance array.
11519 * config/s390/s390.md: Include 2964.md.
11521 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11524 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11525 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11526 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11527 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11528 *avx512f_<code>v8div16qi2_mask_1): New insns.
11530 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11533 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11536 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11537 earlyclobber from target. Use wF constraint for fused memory
11539 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11541 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11542 Martin Liska <mliska@suse.cz>
11545 * cfgexpand.c (asan_sanitize_stack_p): New function.
11546 (partition_stack_vars): Use the function.
11547 (expand_stack_vars): Likewise.
11548 (defer_stack_allocation): Likewise.
11549 (expand_used_vars): Likewise.
11551 2016-02-18 Richard Biener <rguenther@suse.de>
11553 PR middle-end/69553
11554 * fold-const.c (operand_equal_p): Properly compare offsets for
11555 IMAGPART_EXPR and ARRAY_REF.
11557 2016-02-18 Nick Clifton <nickc@redhat.com>
11561 * config/arm/arm.c (arm_option_override_internal): Disable
11562 interworking if the target does not support thumb instructions.
11563 (arm_reload_in_hi): Handle the case where a register to register
11564 move needs reloading because there is no simple pattern to handle
11566 (arm_reload_out_hi): Likewise.
11568 2016-02-18 Richard Biener <rguenther@suse.de>
11570 PR middle-end/69854
11571 * match.pd: Don't use fold_binary or fold_unary for folding
11574 2016-02-17 Jakub Jelinek <jakub@redhat.com>
11577 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
11578 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
11579 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
11580 warn on gimple_no_warning_p statements.
11582 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
11584 * doc/extend.texi (C++ Attributes): Correct description of
11585 warn_unused type attribute.
11587 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11589 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
11590 correct instruction.
11592 2016-02-17 Richard Biener <rguenther@suse.de>
11594 PR rtl-optimization/69609
11595 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
11596 (find_traces_1_round): When ending a trace update cached priority
11598 (bb_to_key): Use cached priority when available.
11599 (copy_bb): Initialize cached priority.
11600 (reorder_basic_blocks_software_trace_cache): Likewise.
11602 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11605 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
11607 (aarch64_comparison_operator): Break overly long line into two.
11608 (aarch64_comparison_operation): Likewise.
11609 * config/aarch64/aarch64.md (cstorecc4): Use
11610 aarch64_comparison_operator_mode instead of
11611 aarch64_comparison_operator.
11612 (cstore<mode>4): Likewise.
11613 (aarch64_cstore<mode>): Likewise.
11614 (*cstoresi_insn_uxtw): Likewise.
11615 (cstore<mode>_neg): Likewise.
11616 (*cstoresi_neg_uxtw): Likewise.
11618 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11621 * config/arm/predicates.md (arm_comparison_operator_mode):
11623 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
11624 instead of arm_comparison_operator.
11625 (*mov_negscc): Likewise.
11626 (*mov_notscc): Likewise.
11627 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
11628 (*thumb2_mov_negscc): Likewise.
11629 (*thumb2_mov_negscc_strict_it): Likewise.
11630 (*thumb2_mov_notscc): Likewise.
11631 (*thumb2_mov_notscc_strict_it): Likewise.
11633 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
11635 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
11636 Add missing return.
11638 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
11640 * config/visium/visium.c (machine_libfunc_index): New enum.
11641 (machine_libfuncs): New structure.
11642 (visium_libfuncs): New static variable.
11643 (TARGET_INIT_LIBFUNCS): Define to...
11644 (visium_init_libfuncs): ...this. New function.
11645 (expand_block_move_4): Use the appropriate libfunc.
11646 (expand_block_move_2): Likewise.
11647 (expand_block_move_1): Likewise.
11648 (expand_block_set_4): Likewise.
11649 (expand_block_set_2): Likewise.
11650 (expand_block_set_1): Likewise.
11651 (visium_trampoline_init): Likewise.
11653 2016-02-17 Nick Clifton <nickc@redhat.com>
11655 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
11656 TI's devices.csv file as of March 2016.
11658 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
11661 * opts-global.c (handle_common_deferred_options): Introduce and
11662 initialize two global variables to remember command-line options
11663 specifying a stack-limiting register.
11664 * opts.h: Add extern declarations of the two new global variables.
11665 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
11666 variable based on the values of the two new global variables.
11668 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11671 * common.opt (Wnonnull-compare): New warning.
11672 * doc/invoke.texi (-Wnonnull): Remove text about comparison
11673 of arguments against NULL.
11674 (-Wnonnull-compare): Document.
11675 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
11676 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
11677 * passes.def (pass_warn_nonnull_compare): Add.
11678 * gimple-ssa-nonnull-compare.c: New file.
11680 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11682 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
11683 AARCH64_EXTRA_TUNE_RECIP_SQRT.
11685 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11687 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
11688 reciprocal sqrt for -mlow-precision-recip-sqrt.
11690 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11691 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11693 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
11694 always use lane loads to construct non-constant vectors.
11696 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11698 * config/aarch64/aarch64.md
11699 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
11700 constraints for operand 3.
11701 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
11703 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11704 Richard Biener <rguenther@suse.de>
11706 PR tree-optimization/69820
11707 * tree-vect-patterns.c (type_conversion_p): Return false if
11708 *orig_type is unsigned single precision or boolean.
11709 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
11712 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11714 PR rtl-optimization/69764
11715 PR rtl-optimization/69771
11716 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
11717 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
11719 2016-02-16 Richard Biener <rguenther@suse.de>
11721 PR tree-optimization/69776
11722 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
11724 (indirect_refs_may_alias_p): Likewise.
11725 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
11726 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
11727 according to tbaa_p.
11728 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
11729 (optimize_stmt): For redundant store discovery do not allow tbaa.
11731 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
11733 PR tree-optimization/69714
11734 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
11735 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
11737 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
11739 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
11740 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
11741 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
11742 * config/arc/arc.c (arc_init): Check FPU options.
11743 (get_arc_condition_code): Handle new CC_FPU* modes.
11744 (arc_select_cc_mode): Likewise.
11745 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
11746 register pair only. Allow access for ARCv2 accumulator.
11747 (gen_compare_reg): Whenever we have FPU support use FPU compare
11749 (arc_reorg): Don't generate brcc insns when FPU compare
11750 instructions are involved.
11751 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
11752 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
11753 floating point emulation.
11754 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
11755 (REVERSE_CONDITION): Add new CC_FPU* modes.
11756 (TARGET_FP_SP_BASE): Define.
11757 (TARGET_FP_DP_BASE): Likewise.
11758 (TARGET_FP_SP_FUSED): Likewise.
11759 (TARGET_FP_DP_FUSED): Likewise.
11760 (TARGET_FP_SP_CONV): Likewise.
11761 (TARGET_FP_DP_CONV): Likewise.
11762 (TARGET_FP_SP_SQRT): Likewise.
11763 (TARGET_FP_DP_SQRT): Likewise.
11764 (TARGET_FP_DP_AX): Likewise.
11765 * config/arc/arc.md (ARCV2_ACC): New constant.
11766 (type): New fpu type attribute.
11767 (SDF): Conditional iterator.
11768 (cstore<mode>, cbranch<mode>): Change expand condition.
11769 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
11770 handles FPU/FPX cases as well.
11771 * config/arc/arc.opt (mfpu): New option.
11772 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
11774 (adddf3, muldf3, subdf3): Removed.
11775 * config/arc/predicates.md (proper_comparison_operator): Recognize
11777 * config/arc/fpu.md: New file.
11778 * doc/invoke.texi (ARC Options): Document mfpu option.
11780 2016-02-16 Richard Biener <rguenther@suse.de>
11782 PR rtl-optimization/69291
11783 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
11784 noce_operand_ok check.
11786 2016-02-16 Tom de Vries <tom@codesourcery.com>
11789 * omp-low.c (simd_clone_create): Remove call to
11790 symtab->call_cgraph_insertion_hooks.
11792 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11794 PR tree-optimization/69802
11795 * tree-ssa-reassoc.c (update_range_test): If op is
11796 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
11797 op == 1 test of precision 1 integral op, otherwise handle
11798 that case as op itself. Fix up formatting.
11799 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
11802 2016-02-16 Richard Biener <rguenther@suse.de>
11804 PR tree-optimization/69586
11805 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
11806 types for conversion sources.
11808 2016-02-16 Richard Biener <rguenther@suse.de>
11810 PR middle-end/69801
11811 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
11812 mask OEP_ADDRESS_OF.
11814 2016-02-16 Alan Modra <amodra@gmail.com>
11817 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
11818 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
11819 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
11821 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
11822 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
11823 (p8_fmrgow_<mode>): Likewise.
11824 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
11826 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
11827 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
11828 to use movdi_internal64. Remove op0_di.
11829 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
11831 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
11833 Add support for the FCCMP insn types
11835 * config/aarch64/aarch64.md (fccmp): Change insn type.
11836 (fccmpe): Likewise.
11837 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
11838 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
11839 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
11840 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
11841 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
11842 * config/arm/types.md (fccmps): Add new insn type.
11843 (fccmpd): Likewise.
11845 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
11847 * alias.c (get_alias_set): Fix a typo in comment.
11849 2016-02-15 Richard Biener <rguenther@suse.de>
11851 PR tree-optimization/69595
11852 * match.pd: Complete range test simplification to true.
11854 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
11856 PR rtl-optimization/69648
11857 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
11858 pic_offset_table_rtx.
11860 PR rtl-optimization/69752
11861 * ira.c (update_equiv_regs): When looking for more than a single SET,
11862 also take other side effects into account.
11864 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11866 * config/s390/s390.c (s390_function_profiler): Add a new sequence
11867 for z900+ CPUs in 31-bit mode.
11869 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11871 * common/config/s390/s390-common.c (s390_supports_split_stack):
11873 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
11874 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
11875 * config/s390/s390.c (struct machine_function): New field
11876 split_stack_varargs_pointer.
11877 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
11878 in s390_emit_prologue.
11879 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
11881 (morestack_ref): New global.
11882 (SPLIT_STACK_AVAILABLE): New macro.
11883 (s390_expand_split_stack_prologue): New function.
11884 (s390_live_on_entry): New function.
11885 (s390_va_start): Use split-stack vararg pointer if appropriate.
11886 (s390_asm_file_end): Emit the split-stack note sections.
11887 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
11888 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
11889 (UNSPECV_SPLIT_STACK_CALL): New unspec.
11890 (UNSPECV_SPLIT_STACK_DATA): New unspec.
11891 (split_stack_prologue): New expand.
11892 (split_stack_space_check): New expand.
11893 (split_stack_data): New insn.
11894 (split_stack_call): New expand.
11895 (split_stack_call_*): New insn.
11896 (split_stack_cond_call): New expand.
11897 (split_stack_cond_call_*): New insn.
11899 2016-02-15 Richard Biener <rguenther@suse.de>
11901 PR tree-optimization/69783
11902 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11903 Add trivially correct cases.
11905 2016-02-15 Tom de Vries <tom@codesourcery.com>
11908 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
11910 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
11912 2016-02-15 Richard Biener <rguenther@suse.de>
11914 PR tree-optimization/69776
11915 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11916 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
11917 indicate whether we can use TBAA to disambiguate against stores.
11918 Use alias-set zero if not.
11919 (visit_reference_op_store): Do not use TBAA when looking up
11921 * tree-ssa-pre.c (compute_avail): Use TBAA here.
11922 (eliminate_dom_walker::before_dom_children): But not when looking
11923 up redundant stores.
11925 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
11927 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
11929 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11931 * config/i386/znver1.md
11932 (znver1_pop, znver1_pop_mem,
11933 znver1_load_imov_double_store,
11934 znver1_load_imov_direct_store,
11935 znver1_load_imov_direct_load,
11936 znver1_load_imov_double_load): Add new.
11937 (znver1_insn, znver1_insn_load): Add icmov type.
11938 (znver1_sseavx_fma,
11939 znver1_sseavx_fma_load,
11941 znver1_avx256_fma_load): Fix pipe usage.
11943 2016-02-14 Alan Modra <amodra@gmail.com>
11946 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
11947 with an invalid hard reg, reload just the reg not the entire
11948 pre/post-inc/dec address expression.
11950 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11953 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
11954 fixed R1_REG scratch reg.
11955 (sibcall_value_pcrel_fdpic): Likewise.
11957 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11961 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
11963 2016-02-12 Walter Lee <walt@tilera.com>
11965 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
11966 * config/tilegx/t-tilegx: Likewise.
11968 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11971 * diagnostic-show-locus.c (struct line_span): New struct.
11972 (layout::get_first_line): Delete.
11973 (layout::get_last_line): Delete.
11974 (layout::get_num_line_spans): New member function.
11975 (layout::get_line_span): Likewise.
11976 (layout::print_heading_for_line_span_index_p): Likewise.
11977 (layout::get_expanded_location): Likewise.
11978 (layout::calculate_line_spans): Likewise.
11979 (layout::m_first_line): Delete.
11980 (layout::m_last_line): Delete.
11981 (layout::m_line_spans): New field.
11982 (layout::layout): Update comment. Replace m_first_line and
11983 m_last_line with m_line_spans, replacing their initialization
11984 with a call to calculate_line_spans.
11985 (diagnostic_show_locus): When printing source lines and
11986 annotations, rather than looping over a single span
11987 of lines, instead loop over each line_span within
11988 the layout, with an inner loop over the lines within them.
11989 Call the context's start_span callback when changing line spans.
11990 * diagnostic.c (diagnostic_initialize): Initialize start_span.
11991 (diagnostic_build_prefix): Break out the building of the location
11992 part of the string into...
11993 (diagnostic_get_location_text): ...this new function, rewriting
11994 it from nested ternary expressions to a sequence of "if"
11996 (default_diagnostic_start_span_fn): New function.
11997 * diagnostic.h (diagnostic_start_span_fn): New typedef.
11998 (diagnostic_context::start_span): New field.
11999 (default_diagnostic_start_span_fn): New prototype.
12001 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12004 * gcc.c (driver::finalize): Fix cleanup of "specs".
12006 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12010 * gcc.c (driver::driver): Initialize m_option_suggestions.
12011 (driver::~driver): Clean up m_option_suggestions.
12012 (suggest_option): Convert to...
12013 (driver::suggest_option): ...this, and split out into
12014 driver::build_option_suggestions and find_closest_string.
12015 (driver::build_option_suggestions): New function, from
12016 first half of suggest_option. Special-case
12017 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12018 the sanitizer_opts array. For options of enum types, add the
12019 various enum values to the candidate strings.
12020 (driver::handle_unrecognized_options): Remove "const".
12021 * gcc.h (driver::handle_unrecognized_options): Likewise.
12022 (driver::build_option_suggestions): New decl.
12023 (driver::suggest_option): New decl.
12024 (driver::m_option_suggestions): New field.
12025 * opts-common.c (add_misspelling_candidates): New function.
12026 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12027 and make non-static.
12028 * opts.h (sanitizer_opts): New array decl.
12029 (add_misspelling_candidates): New function decl.
12030 * spellcheck.c (find_closest_string): New function.
12031 * spellcheck.h (find_closest_string): New function decl.
12033 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12035 PR rtl-optimization/69764
12036 PR rtl-optimization/69771
12037 * optabs.c (expand_binop_directly): For shift_optab_p, force
12038 convert_modes with VOIDmode if xop1 has VOIDmode.
12040 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12043 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12044 to correctly determine instrumentation thunks.
12046 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12049 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12050 type by reference, force lhs on the call.
12053 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12054 Compute retval and retbnd early in all cases if split_part_return_p
12055 and return_bb is not EXIT. Remove all clobber stmts and reset
12056 all debug stmts that refer to SSA_NAMEs defined in split part,
12057 except if it is retval, in that case replace the old retval with the
12058 lhs of the call to the split part.
12060 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12063 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12065 PR middle-end/66726
12066 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12067 whose result is used in PHI.
12068 (maybe_optimize_range_tests): Likewise.
12069 (final_range_test_p): Likweise.
12071 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12073 PR middle-end/66726
12074 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12075 whose result is used in PHI.
12076 (maybe_optimize_range_tests): Likewise.
12077 (final_range_test_p): Likweise.
12079 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12081 * cgraph.c: Spelling fixes - behaviour -> behavior and
12082 neighbour -> neighbor.
12083 * target.def: Likewise.
12084 * sel-sched.c: Likewise.
12085 * config/mips/mips.c: Likewise.
12086 * config/arc/arc.md: Likewise.
12087 * config/arm/cortex-a57.md: Likewise.
12088 * config/arm/arm.c: Likewise.
12089 * config/arm/neon.md: Likewise.
12090 * config/arm/arm-c.c: Likewise.
12091 * config/vms/vms-c.c: Likewise.
12092 * config/s390/s390.c: Likewise.
12093 * config/i386/znver1.md: Likewise.
12094 * config/i386/i386.c: Likewise.
12095 * config/ia64/hpux-unix2003.h: Likewise.
12096 * config/msp430/msp430.md: Likewise.
12097 * config/rx/rx.c: Likewise.
12098 * config/rx/rx.md: Likewise.
12099 * config/aarch64/aarch64-simd.md: Likewise.
12100 * config/aarch64/aarch64.c: Likewise.
12101 * config/nvptx/nvptx.c: Likewise.
12102 * config/bfin/bfin.c: Likewise.
12103 * config/cris/cris.opt: Likewise.
12104 * config/rs6000/rs6000.c: Likewise.
12105 * target.h: Likewise.
12106 * spellcheck.c: Likewise.
12107 * ira-build.c: Likewise.
12108 * tree-inline.c: Likewise.
12109 * builtins.c: Likewise.
12110 * lra-constraints.c: Likewise.
12111 * explow.c: Likewise.
12112 * hwint.h: Likewise.
12113 * targhooks.c: Likewise.
12114 * tree-vect-data-refs.c: Likewise.
12115 * expr.c: Likewise.
12116 * doc/tm.texi: Likewise.
12117 * doc/extend.texi: Likewise.
12118 * doc/install.texi: Likewise.
12119 * doc/md.texi: Likewise.
12120 * tree-ssa-tail-merge.c: Likewise.
12121 * sched-int.h: Likewise.
12122 * match.pd: Likewise.
12123 * sched-ebb.c: Likewise.
12124 * target.def (omit_struct_return_reg): Likewise.
12125 * gimple-ssa-isolate-paths.c: Likewise.
12126 (find_implicit_erroneous_behaviour): Renamed to...
12127 (find_implicit_erroneous_behavior): ... this.
12128 (find_explicit_erroneous_behaviour): Renamed to...
12129 (find_explicit_erroneous_behavior): ... this.
12130 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12132 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12134 PR rtl-optimization/64682
12135 PR rtl-optimization/69567
12136 PR rtl-optimization/69737
12137 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12138 in I2 as well, just lose it.
12140 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12142 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12144 (aarch64_last_printed_tune_string): Likewise.
12145 (aarch64_declare_function_name): Only output .arch assembler
12146 directive if it will be different from the previously output
12147 directive. Same for .tune comment but only if -dA is set.
12148 (aarch64_start_file): New function.
12149 (TARGET_ASM_FILE_START): Define.
12151 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12154 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12156 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12159 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12160 -Wmaybe-uninitialized warning.
12162 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12165 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12167 2016-02-11 Richard Biener <rguenther@suse.de>
12169 PR rtl-optimization/69291
12170 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12171 subexpressions affected by changing the result.
12173 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12176 * lra-constraints.c (curr_insn_transform): Find in/out operands
12177 for secondary memory moves. Update dups.
12179 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12181 PR tree-optimization/69652
12182 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12183 to nested loop, did source re-formatting, skip debug statements,
12184 add check on statement with volatile operand, remove dead scalar
12187 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12188 Patrick Palka <ppalka@gcc.gnu.org>
12192 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12193 calls if the return type is TREE_ADDRESSABLE.
12194 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12195 * ipa-split.c (split_function): Fix doubled "we" in comment.
12196 Use void return type for the split part even if
12197 !split_point->split_part_set_retval.
12199 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12201 PR tree-optimization/68021
12202 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12203 when computing the value of biv cand by itself.
12205 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12207 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12208 (cortexa57_tunings): Likewise.
12209 (cortexa72_tunings): Likewise.
12210 (arch_macro_fusion_pair_p): Add support for AES fusion.
12211 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12212 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12213 Allow virtual registers before reload so early scheduling works.
12214 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12215 correct latency and pipeline.
12216 (cortex_a57_crypto_complex): Likewise.
12217 (cortex_a57_crypto_xor): Likewise.
12218 (define_bypass): Add AES bypass.
12220 2016-02-10 Richard Biener <rguenther@suse.de>
12222 PR tree-optimization/69726
12223 * passes.def: Add DCE pass before late uninit.
12224 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12225 really fixup if-conversions job.
12227 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12229 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12230 (arm_cortex_a57_tune): Likewise.
12231 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12232 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12234 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12236 * timevar.def (TV_PHASE_DBGINFO): Delete.
12237 (TV_PHASE_CHECK_DBGINFO): Likewise.
12238 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12240 2016-02-10 Richard Biener <rguenther@suse.de>
12242 PR tree-optimization/69719
12243 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12244 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12246 2016-02-09 Andrew Pinski <apinski@cavium.com>
12249 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12250 get_vcond_mask_icode returns false.
12252 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12255 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12256 an ADDIS that adds a pointer to a large constant that sets the
12257 upper16 bits with a load operation.
12259 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12262 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12264 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12266 (vzipq_s16): Likewise.
12267 (vzipq_s32): Likewise.
12268 (vzipq_f32): Likewise.
12269 (vzipq_u8): Likewise.
12270 (vzipq_u16): Likewise.
12271 (vzipq_u32): Likewise.
12272 (vzipq_p8): Likewise.
12273 (vzipq_p16): Likewise.
12275 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12278 * config/arm/arm.c (neon_endian_lane_map): New function.
12279 (neon_vector_pair_endian_lane_map): New function.
12280 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12281 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12283 (vuzpq_s16): Likewise.
12284 (vuzpq_s32): Likewise.
12285 (vuzpq_f32): Likewise.
12286 (vuzpq_u8): Likewise.
12287 (vuzpq_u16): Likewise.
12288 (vuzpq_u32): Likewise.
12289 (vuzpq_p8): Likewise.
12290 (vuzpq_p16): Likewise.
12292 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12295 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12298 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12300 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12301 truncate const_int operand 1 to QImode.
12303 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12305 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12306 corresponding to an abnormal edge.
12308 2016-02-09 Tom de Vries <tom@codesourcery.com>
12310 PR tree-optimization/69599
12311 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12313 (find_func_aliases_for_builtin_call, find_func_clobbers)
12314 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12317 2016-02-09 Richard Biener <rguenther@suse.de>
12319 PR tree-optimization/69715
12320 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12321 LHS on calls as non-rewritable.
12323 2016-02-09 Tom de Vries <tom@codesourcery.com>
12326 * lto-wrapper.c (append_diag_options): New function.
12327 (compile_offload_image): Call append_diag_options.
12329 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12332 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12333 Minor copy-edit to fix verb tenses.
12335 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12337 PR tree-optimization/69209
12338 * ipa-split.c (split_function): If split part is not
12339 returning retval, retval has gimple type but is not
12340 gimple value, force it into a SSA_NAME first.
12342 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12344 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12347 2016-02-08 Jason Merrill <jason@redhat.com>
12350 * convert.c (convert_to_integer_1): Check dofold on truncation
12352 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12353 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12354 Rename from *_nofold.
12355 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12356 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12358 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12361 * tree.c (build_common_tree_nodes): Remove short_double argument.
12362 All callers changed.
12363 * tree.h (build_common_tree_nodes): Adjust declaration.
12364 * doc/invoke.texi (-fshort-double): Remove documentation.
12365 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12366 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12367 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12368 (append_linker_options): Don't handle OPT_fshort_double.
12370 PR rtl-optimization/68730
12371 * lra-remat.c (insn_to_cand_activation): New static variable.
12372 (lra_remat): Allocate and free it.
12373 (create_cand): New arg activation. Initialize a field in
12374 insn_to_cand_activation if it is nonnull.
12375 (create_cands): Pass the activation insn to create_cand when making
12376 a candidate involving an output reload. Reorganize code a little.
12377 (do_remat): Keep track of active status of candidates in a separate
12380 2016-02-08 Richard Biener <rguenther@suse.de>
12382 PR tree-optimization/69719
12383 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12384 Properly use absolute of the difference of the two offsets to
12385 compare or adjust the segment length.
12387 2016-02-08 Richard Biener <rguenther@suse.de>
12388 Jeff Law <law@redhat.com>
12391 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12392 types for anonymous SSA names.
12394 2016-02-08 Richard Biener <rguenther@suse.de>
12396 PR rtl-optimization/69274
12397 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12399 2016-02-08 Jeff Law <law@redhat.com>
12401 PR tree-optimization/65917
12402 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12403 equivalences from if (x == y) style conditionals.
12404 (loop_depth_of_name): Remove.
12405 (record_equality): Remove loop depth check.
12406 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12407 (const_and_copies::record_const_or_copy_raw): New member function.
12408 * tree-ssa-scopedtables.c
12409 (const_and_copies::record_const_or_copy_raw): New, factored out of
12410 (const_and_copies::record_const_or_copy): Call new member function.
12412 2016-02-05 Jeff Law <law@redhat.com>
12414 PR tree-optimization/68541
12415 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12416 (count_stmts_in_block): New function.
12417 (poor_ifcvt_candidate_code): Likewise.
12418 (is_feasible_trace): Add some heuristics to determine when path
12419 splitting is profitable.
12420 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12421 is a diamond with a single exit.
12423 2016-02-05 Martin Sebor <msebor@redhat.com>
12426 * doc/invoke.texi: Update -Wplacement-new to take an optional
12429 2016-02-06 Richard Henderson <rth@redhat.com>
12432 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12433 out of non-standard address spaces.
12435 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12437 PR rtl-optimization/69691
12438 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12440 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12442 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12443 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12444 (*ieee128_mfvsrd_64bit): Likewise.
12445 (*ieee128_mfvsrd_32bit): Likewise.
12447 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12451 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12453 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12454 instrumented_version.
12456 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12458 * doc/invoke.texi (Optimize Options): In table of --param options
12459 rename second occurrence of tracer-min-branch-ratio to
12460 tracer-min-branch-probability, rename
12461 tracer-min-branch-ratio-feedback to
12462 tracer-min-branch-probability-feedback and clarify description,
12463 rename sched-spec-state-edge-prob-cutoff to
12464 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12465 to selsched-insns-to-rename, rename lto-minpartition to
12466 lto-min-partition, delete reorder-blocks-duplicate and
12467 reorder-blocks-duplicate-feedback.
12469 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12471 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12474 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12476 * doc/extend.texi: S/390: Correct some typos.
12478 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12480 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12482 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12485 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12486 (s390_register_info_gprtofpr): Use new macros above.
12487 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12489 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12490 its name. Adjust restore and save gpr ranges.
12491 (s390_register_info_set_ranges): New function.
12492 (s390_register_info): Use new macros above. Call
12493 s390_register_info_set_ranges.
12494 (s390_optimize_register_info): Likewise.
12495 (s390_hard_regno_rename_ok): Use new macros.
12496 (s390_hard_regno_scratch_ok): Likewise.
12497 (s390_emit_epilogue): Likewise.
12498 (s390_can_use_return_insn): Likewise.
12499 (s390_optimize_prologue): Likewise.
12500 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12502 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12505 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12507 (ix86_option_override_internal): Disable TARGET_STV even for
12508 -m{incoming,preferred}-stack-boundary=3.
12510 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12512 * config.gcc: Mark deprecated rtems targets as obsolete.
12514 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12516 PR rtl-optimization/64682
12517 PR rtl-optimization/69567
12518 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12519 before I2 only if the register is both used and set in I2.
12521 2016-02-04 DJ Delorie <dj@redhat.com>
12523 * config/msp430/msp430.c (msp430_start_function): Add function type.
12525 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12528 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12530 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12532 PR rtl-optimization/69577
12534 2015-10-29 Richard Henderson <rth@redhat.com>
12538 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12539 sse check to the exact conditions of PR 67609.
12541 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12544 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12545 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
12546 not allowed into the traditional Altivec registers.
12547 (movtd_64bit_nodm): Likewise.
12548 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
12550 2016-02-04 David Malcolm <dmalcolm@redhat.com>
12552 * config/aarch64/cortex-a57-fma-steering.c
12553 (aarch64_register_fma_steering): Remove "static" from arguments
12556 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
12559 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
12560 twice when complex.
12562 2016-02-04 Mike Frysinger <vapier@gentoo.org>
12564 * doc/invoke.texi: Delete -mno-fma4.
12566 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
12568 PR rtl-optimization/69577
12569 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
12570 (find_subregs_of_mode): Update accordingly. Iterate over partial
12573 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
12575 * config/arm/arm-protos.h (neon_reinterpret): Remove.
12576 * config/arm/arm.c (neon_reinterpret): Remove.
12577 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
12578 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
12579 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
12580 vreinterpretti): Remove.
12581 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
12582 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
12583 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
12584 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
12585 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
12586 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
12587 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
12588 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
12589 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
12590 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
12591 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
12592 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
12593 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
12594 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
12595 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
12596 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
12597 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
12598 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
12599 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
12600 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
12601 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
12602 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
12603 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
12604 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
12605 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
12606 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
12607 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
12608 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
12609 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
12610 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
12611 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
12612 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
12613 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
12614 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
12615 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
12616 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
12617 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
12618 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
12619 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
12620 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
12621 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
12622 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
12623 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
12624 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
12625 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
12626 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
12627 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
12628 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
12629 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
12630 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
12631 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
12632 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
12633 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
12634 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
12635 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
12636 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
12637 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
12638 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
12639 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
12640 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
12641 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
12642 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
12643 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
12644 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
12645 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
12646 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
12647 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
12648 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
12649 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
12650 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
12651 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
12652 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
12653 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
12654 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
12655 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
12656 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
12657 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
12658 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
12659 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
12660 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
12661 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
12662 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
12663 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
12664 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
12665 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
12666 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
12667 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
12668 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
12669 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
12670 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
12671 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
12672 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
12673 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
12674 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
12675 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
12676 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
12677 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
12678 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
12679 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
12680 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
12681 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
12682 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
12683 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
12685 2016-02-04 Martin Liska <mliska@suse.cz>
12688 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
12689 that are gimple_store_p.
12690 (maybe_instrument_call): Likewise.
12692 2016-02-04 Bin Cheng <bin.cheng@arm.com>
12694 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
12695 register scaling out of memory reference and comment why.
12697 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12701 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
12702 folding the source of a SET.
12704 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12708 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
12709 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
12711 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
12715 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
12718 2016-02-04 Christian Bruel <christian.bruel@st.com>
12720 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
12721 * config/arm/arm.c (arm_set_current_function): Likewise.
12723 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12724 Ilya Enkovich <enkovich.gnu@gmail.com>
12725 H.J. Lu <hongjiu.lu@intel.com>
12728 * config/i386/i386.c (convert_scalars_to_vector): Remove
12729 stack alignment fixes.
12730 (ix86_option_override_internal): Disable TARGET_STV if stack
12731 might not be aligned enough.
12732 (ix86_minimum_alignment): Assert that TARGET_STV is false.
12734 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
12736 * config/i386/x86-tune.def: Disable default prefetching
12739 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12740 Vladimir Makarov <vmakarov@redhat.com>
12743 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
12744 in validating fused toc addresses.
12746 2016-02-03 Jakub Jelinek <jakub@redhat.com>
12749 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
12750 range->m_caret fields if range->m_show_caret_p is false.
12753 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12754 Force oldval into register if it does not satisfy reg_or_short_operand
12755 predicate. Fix up formatting.
12757 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
12758 Alexandre Oliva <aoliva@redhat.com>
12761 * lra-constraints.c (simplify_operand_subreg): Check additionally
12762 address validity after potential reloading.
12763 (process_address_1): Check insns validity. In case of failure do
12766 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
12769 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
12772 2016-02-02 Jakub Jelinek <jakub@redhat.com>
12774 * wide-int.cc (canonize_uhwi): New function.
12775 (wi::divmod_internal): Use it.
12777 2016-02-02 James Norris <jnorris@codesourcery.com
12779 * gimplify.c (omp_notice_variable): Add usage check.
12781 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
12783 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
12784 like LE, GE, LT, GT when emitting relational operator.
12786 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12788 * ira-costs.c (find_costs_and_classes): Add extra argument.
12789 * target.def (ira_change_pseudo_allocno_class): Add parameter.
12790 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
12791 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
12792 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
12793 Add best_class parameter, and return it if not ALL_REGS.
12794 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
12796 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
12797 Update target hook.
12799 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12801 * config/aarch64/aarch64.c
12802 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
12803 (aarch64_ira_change_pseudo_allocno_class): New function.
12805 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
12808 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
12810 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12812 * config/avr/avr.c (avr_option_override): Set
12813 PARAM_ALLOW_STORE_DATA_RACES to 1.
12815 2016-02-02 Richard Biener <rguenther@suse.de>
12817 PR tree-optimization/69595
12818 * match.pd: Add range test simplifications to true/false.
12820 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
12822 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
12823 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
12826 2016-02-02 Richard Biener <rguenther@suse.de>
12828 PR tree-optimization/69606
12829 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
12830 info on the result before moving a stmt.
12832 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
12834 PR middle-end/68542
12835 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
12836 branch with vector comparison.
12837 * config/i386/sse.md (VI48_AVX): New mode iterator.
12838 (define_expand "cbranch<mode>4): Add support for conditional branch
12839 with vector comparison.
12840 * tree-vect-loop.c (optimize_mask_stores): New function.
12841 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
12842 has_mask_store field of vect_info.
12843 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
12844 vectorized loops having masked stores after vec_info destroy.
12845 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
12846 correspondent macros.
12847 (optimize_mask_stores): Add prototype.
12849 2016-02-02 Alan Modra <amodra@gmail.com>
12852 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
12855 2016-02-02 Alan Modra <amodra@gmail.com>
12858 * config/rs6000/rs6000.c (need_toc_init): New var, set it
12859 whenever toc_label_name used.
12860 (rs6000_file_start): Don't set up toc section here,
12861 (rs6000_output_function_epilogue): do so here instead,
12862 (rs6000_xcoff_file_start): and here.
12863 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
12864 (load_toc_aix_di): Likewise.
12866 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12868 PR rtl-optimization/69592
12869 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
12870 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
12871 (num_sign_bit_copies_binary_arith_p): New inline function.
12872 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
12874 2016-02-01 Jeff Law <law@redhat.com>
12876 PR tree-optimization/69580
12877 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
12878 * tree-ssa-threadbackward.c
12879 (fsm_find_control_statement_thread_paths): Do not try to walk
12880 through large PHI nodes.
12882 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12884 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
12885 when count is incremented above limit, don't analyze further
12888 * omp-low.c (oacc_parse_default_dims): Avoid
12889 -Wsign-compare warning, make sure value fits into int
12890 rather than just unsigned int.
12892 2016-02-01 Bin Cheng <bin.cheng@arm.com>
12894 PR tree-optimization/67921
12895 * fold-const.c (split_tree): New parameters. Convert pointer
12896 type variable part to proper type before negating.
12897 (fold_binary_loc): Pass new arguments to split_tree.
12899 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
12901 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
12902 (nvptx_goacc_validate_dims): Extend to handle global defaults.
12903 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
12904 * doc/tm.texti: Rebuilt.
12905 * doc/invoke.texi (fopenacc-dim): Document.
12906 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
12907 (append_compiler_options): Likewise.
12908 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
12909 (oacc_parse_default_dims): New.
12910 (oacc_validate_dims): Add USED arg. Select non-unity default when
12912 (oacc_loop_fixed_partitions): Return mask of used partitions.
12913 (oacc_loop_auto_partitions): Emit dump info.
12914 (oacc_loop_partition): Return mask of used partitions.
12915 (execute_oacc_device_lower): Parse default dimension arg. Adjust
12916 loop partitioning and validation calls.
12918 2016-02-01 Richard Biener <rguenther@suse.de>
12920 PR middle-end/69556
12921 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
12923 2016-02-01 Richard Biener <rguenther@suse.de>
12925 PR tree-optimization/69574
12926 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
12927 of asserting return chrec_dont_know.
12929 2016-02-01 Martin Liska <mliska@suse.cz>
12931 * mem-stats-traits.h: Add copyright header.
12932 * mem-stats.h: Likewise.
12934 2016-02-01 Richard Biener <rguenther@suse.de>
12936 PR tree-optimization/69579
12937 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
12938 Do not propagate through abnormal PHI results.
12940 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
12942 * postreload.c (reload_cse_simplify): Remove dead code.
12944 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12946 PR rtl-optimization/69570
12947 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
12948 if there is more than one set, not if there is a single set.
12950 2016-02-01 Richard Henderson <rth@redhat.com>
12953 * combine.c (make_compound_operation): When looking through a
12954 subreg, make sure to re-extend to the width of the outer mode.
12956 2016-01-30 Jakub Jelinek <jakub@redhat.com>
12958 PR tree-optimization/69546
12959 * wide-int.cc (wi::divmod_internal): For unsigned division
12960 where both operands fit into uhwi, if o1 is 1 and o0 has
12961 msb set, if divident_prec is larger than bits per hwi,
12962 clear another quotient word and return 2 instead of 1.
12963 Similarly for remainder with msb in HWI set, if dividend_prec
12964 is larger than bits per hwi.
12966 2016-01-29 Martin Jambor <mjambor@suse.cz>
12968 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
12969 Use short lowercase names.
12970 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
12971 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
12972 acq_rel one. Protect warning agains segfaults if
12973 get_memory_order_name returns NULL.
12974 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
12975 with release semantics. Do not warn if get_memory_order already did.
12976 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
12977 semantics. Fix check for relaxed or acquire semantics. Do not warn
12978 if get_memory_order already did.
12980 2016-01-29 Sebastian Pop <s.pop@samsung.com>
12982 * doc/install.texi: Document that isl-0.16 is supported.
12984 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
12987 * config/i386/constraints.md (Bm): Describe as special memory
12989 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
12990 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12991 * genpreds.c (struct constraint_data): Add is_special_memory.
12992 (have_special_memory_constraints, special_memory_start): New
12994 (special_memory_end): Ditto.
12995 (add_constraint): Add new arg is_special_memory. Add code to
12996 process its true value. Update have_special_memory_constraints.
12997 (process_define_constraint): Pass the new arg.
12998 (process_define_register_constraint): Ditto.
12999 (choose_enum_order): Process special memory.
13000 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13001 function insn_extra_special_memory_constraint.
13002 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13003 * gensupport.c (process_rtx): Process
13004 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13005 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13006 * ira-lives.c (single_reg_class): Use
13007 insn_extra_special_memory_constraint.
13008 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13009 * lra-constraints.c (process_alt_operands): Ditto.
13010 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13011 * recog.c (asm_operand_ok, preprocess_constraints): Process
13013 * reload.c (find_reloads): Ditto.
13014 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13015 * stmt.c (parse_input_constraint): Use
13016 insn_extra_special_memory_constraint.
13018 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13021 * lra-splill.c (lra_final_code_change): Revert r229087 by
13022 removing all sub-registers.
13024 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13027 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13029 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13032 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13033 SSE1, copy target into the temporary reg first before recursing
13036 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13038 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13041 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13043 * ginclude/stdarg.h: Test __cplusplus instead of
13044 __GXX_EXPERIMENTAL_CXX0X__.
13046 2016-01-29 Richard Biener <rguenther@suse.de>
13048 PR tree-optimization/69547
13049 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13050 Do not mark clobbers necessary.
13051 (mark_all_reaching_defs_necessary_1): Likewise.
13053 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13055 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13056 declaration name with %qs and print it in both error messages.
13057 Also fix indentation.
13059 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13062 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13063 trailing blank line from error message.
13065 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13068 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13071 2016-01-29 Richard Biener <rguenther@suse.de>
13073 PR middle-end/69537
13074 * match.pd: Allow all integral types when simplifying a
13075 widening or sign-changing conversion.
13077 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13079 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13080 back to setting codegen_error to fail codegen.
13082 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13085 * config/i386/constraints.md (C): Only accept constant zero operand.
13086 (BC): New constraint.
13087 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13088 instead of C constraint.
13089 * doc/md.texi (Machine Constraints): Update description
13092 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13095 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13097 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13099 PR middle-end/69542
13100 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13103 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13105 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13106 branches if using guessed profile.
13108 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13110 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13112 2016-01-28 Richard Henderson <rth@redhat.com>
13115 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13116 * config/aarch64/aarch64-protos.h: Update.
13117 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13118 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13119 (aarch64_get_condition_code_1): Handle CC_Cmode.
13120 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13121 (*add<mode>3_compareC_cconly_imm): New.
13122 (*add<mode>3_compareC_cconly): New.
13123 (*add<mode>3_compareC_imm): New.
13124 (add<mode>3_compareC): New.
13125 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13126 to be first. Use aarch64_carry_operation.
13127 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13128 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13129 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13130 (subti3): Use subdi3_compare1.
13131 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13132 (sub<mode>3_compare1): New.
13133 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13134 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13135 (*subsi3_carryin_uxtw): Likewise.
13136 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13137 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13138 * config/aarch64/iterators.md (DWI): New.
13139 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13140 (aarch64_borrow_operation): New.
13142 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13144 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13145 message when isl does not return a valid schedule.
13147 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13149 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13150 Remove comments from class declarations: they are already in the code
13153 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13155 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13157 (ternary_op_to_tree): Same.
13158 (unary_op_to_tree): Same.
13159 (nary_op_to_tree): Same.
13160 (gcc_expression_from_isl_expr_op): Same.
13161 (gcc_expression_from_isl_expression): Same.
13162 (graphite_create_new_loop): Same.
13163 (graphite_create_new_loop_guard): Same.
13164 (build_iv_mapping): Same.
13165 (graphite_create_new_guard): Same.
13166 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13167 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13169 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13171 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13172 instead of setting codegen_error to fail codegen.
13174 2016-01-28 Jason Merrill <jason@redhat.com>
13176 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13178 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13180 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13181 Remove CONST_INT_P check in CCMP cost calculation.
13183 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13185 * config/aarch64/aarch64.c (generic_vector_cost):
13186 Set vec_permute_cost.
13187 (cortexa57_vector_cost): Likewise.
13188 (exynosm1_vector_cost): Likewise.
13189 (xgene1_vector_cost): Likewise.
13190 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13191 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13192 Add vec_permute_cost entry.
13194 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13196 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13198 (add<mode>3_compare0): Likewise.
13199 (addsi3_compare0_uxtw): Likewise.
13200 (add<mode>3nr_compare0): Likewise.
13201 (compare_neg<mode>): Likewise.
13202 (<optab><mode>3): Likewise.
13204 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13206 * tree-vect-stmts.c (vectorizable_comparison): Add
13207 NULL check for vectype.
13209 2016-01-28 Richard Biener <rguenther@suse.de>
13211 PR tree-optimization/69466
13212 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13213 Account for PHIs we couldn't duplicate.
13215 2016-01-28 Martin Liska <mliska@suse.cz>
13218 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13219 instead of ENABLE_VALGRIND_CHECKING.
13221 2016-01-27 Richard Henderson <rth@redhat.com>
13224 * lra-remat.c (subreg_regs): New.
13225 (dump_candidates_and_remat_bb_data): Dump it.
13226 (operand_to_remat): Reject if operand in subreg_regs.
13227 (set_bb_regs): Collect subreg_regs.
13228 (lra_remat): Init and free subreg_regs. Compute
13229 calculate_local_reg_remat_bb_data before create_cands.
13231 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13234 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13235 change stack_alignment_needed for __tls_get_addr call.
13237 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13239 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13241 2016-01-27 Jeff Law <law@redhat.com>
13243 PR tree-optimization/68398
13244 PR tree-optimization/69196
13245 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13246 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13247 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13248 Only count PHIs in the last block in the path. The others will
13249 const/copy propagate away. Add heuristic to allow more irreducible
13250 subloops to be created when it is likely profitable to do so.
13252 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13253 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13254 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13256 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13259 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13260 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13261 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13262 * tree-streamer-in.c: Include asan.h.
13263 (streamer_get_builtin_tree): For builtins in sanitizer
13264 range call initialize_sanitizer_builtins and retry.
13266 2016-01-27 Ian Lance Taylor <iant@google.com>
13268 * common.opt (fkeep-gc-roots-live): New undocumented option.
13269 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13270 -fkeep-gc-roots-live, skip pointers.
13271 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13274 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13277 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13278 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13280 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13283 * configure.ac: NetBSD provides SSP in its C library.
13284 * configure: Updated.
13286 2016-01-27 Richard Biener <rguenther@suse.de>
13288 PR tree-optimization/69166
13289 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13290 reduction code for commutativity / associativity.
13292 2016-01-27 Martin Jambor <mjambor@suse.cz>
13294 PR tree-optimization/69355
13295 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13296 total_scalarization fails.
13298 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13300 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13303 2016-01-27 Christian Bruel <christian.bruel@st.com>
13306 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13307 Move arm_reset_previous_fndecl and set_target_option_current_node in
13308 the conditional part. Call save_restore_target_globals.
13309 * config/arm/arm.c (arm_set_current_function):
13310 Refactor to better support #pragma target and attribute mix.
13311 Call save_restore_target_globals.
13312 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13314 2016-01-27 Martin Liska <mliska@suse.cz>
13316 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13317 reference for an HSA kernel and its host function.
13319 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13321 PR tree-optimization/69399
13322 * wide-int.h (wi::lrshift): For larger precisions, only
13323 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13325 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13327 * config/arc/predicates.md (proper_comparison_operator): Reject
13328 constant-constant comparison.
13330 2016-01-26 Tom de Vries <tom@codesourcery.com>
13332 PR tree-optimization/69110
13333 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13334 DR_NUM_DIMENSIONS == 0.
13336 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13337 Sebastian Pop <s.pop@samsung.com>
13339 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13340 isl_ast_op_cond and isl_ast_op_select.
13341 (gcc_expression_from_isl_expr_op): Same.
13343 2016-01-26 Jason Merrill <jason@redhat.com>
13346 * tree.c (recompute_constructor_flags): Split out from
13348 (verify_constructor_flags): New.
13349 * tree.h: Declare them.
13351 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13353 PR rtl-optimization/69217
13354 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13355 are no TYPE_FIELDS set for the record type.
13357 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13360 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13361 toc_label_name unconditionally.
13362 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13363 SYMBOL_REF string. Use toc_label_name instead of constructing
13365 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13366 constructing LCTOC1.
13368 2016-01-26 Martin Sebor <msebor@redhat.com>
13371 * doc/extend.texi (Common Type Attributes): Move text that talks about
13372 attribute packed from attribute aligned to the section discussing
13373 the former attribute for clarity.
13375 2016-01-26 Richard Henderson <rth@redhat.com>
13377 PR middle-end/60908
13378 * trans-mem.c (tm_region_init): Mark entry block as visited.
13380 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13383 * diagnostic-show-locus.c (layout::print_source_line): Replace
13384 call to pp_newline with call to layout::print_newline.
13385 (layout::print_annotation_line): Likewise.
13386 (layout::move_to_column): Likewise.
13387 (layout::print_any_fixits): After printing any fixits, print a
13388 trailing newline, if necessary.
13389 (layout::print_newline): New method, resetting any colorization
13391 (diagnostic_show_locus): Move the pp_newline to before the
13392 early bailout. Remove dummy block enclosing the layout instance.
13393 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13394 of pp_newline_and_flush with pp_flush.
13395 (diagnostic_append_note): Delete use of pp_newline.
13396 (diagnostic_append_note_at_rich_loc): Delete.
13397 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13398 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13399 when newline characters are added to the buffer.
13401 2016-01-26 Michael Matz <matz@suse.de>
13403 * configure.ac (ac_cv_std_swap_in_utility): New test.
13404 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13405 * configure: Regenerate.
13406 * config.in: Regenerate.
13408 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13410 * config/arc/arc.md (cstoresi4): Force operand into register.
13411 (arcset<code>): Fix predicate.
13412 (arcsetltu): Likewise.
13413 (arcsetgeu): Likewise.
13414 (arcsethi): Likewise.
13415 (arcsetls): Likewise.
13417 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13419 PR tree-optimization/69483
13420 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13421 if base has error_mark_node type.
13423 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13426 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13427 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13429 (vget_lane_f16): Handle big-endian.
13430 (vgetq_lane_f16): Likewise.
13431 (vset_lane_f16): Likewise.
13432 (vsetq_lane_f16): Likewise.
13433 * config/arm/iterators.md (VQXMOV): Add V8HF.
13434 (VDQ): Add V4HF and V8HF.
13435 (V_reg): Handle V4HF and V8HF.
13436 (Is_float_mode): Likewise.
13437 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13438 neon_vdup_nv8hf): New patterns.
13439 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13440 Use VD_LANE iterator.
13441 (neon_vld1_dup<mode>): Use VQ2 iterator.
13443 2016-01-26 Nathan Sidwell <nathan@acm.org>
13445 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13446 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13447 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13448 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13449 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13450 (oacc_validate_dims): Add LEVEL arg, don't return level.
13451 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13452 oacc_validate_dims.
13453 (execute_oacc_device_lower): Adjust, add more dump output.
13454 * tree-ssa-loop.c (gate_oacc_kernels): Use
13455 oacc_fn_attrib_kernels_p.
13456 * tree-parloops.c (create_parallel_loop): Adjust
13457 set_oacc_fn_attrib call.
13459 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13462 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13463 (append_compiler_options): Handle -fcilkplus.
13464 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13466 2016-01-26 Nick Clifton <nickc@redhat.com>
13469 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13470 been marked as DECL_ONE_ONLY but we do not the means to make it
13471 so, then do not allow it to bind locally.
13473 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13476 * opts.h (parse_sanitizer_options): New prototype.
13477 * opts.c (sanitizer_opts): New array.
13478 (parse_sanitizer_options): New function.
13479 (common_handle_option): Use parse_sanitizer_options.
13481 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13484 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13485 alignment adjustment to ...
13486 (ix86_update_stack_boundary): Here. Don't over-align stack for
13488 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13489 if __tls_get_addr is called.
13491 2016-01-26 Christian Bruel <christian.bruel@st.com>
13493 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13495 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13497 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13499 2016-01-26 Richard Biener <rguenther@suse.de>
13501 PR middle-end/69467
13502 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13504 2016-01-26 Richard Biener <rguenther@suse.de>
13506 PR tree-optimization/69452
13507 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13508 (move_computations_dom_walker::before_dom_children): Rename
13510 (move_computations_worker): This.
13511 (move_computations): Perform an RPO rather than a DOM walk.
13513 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13516 * combine.c (combine_instructions): For REG_EQUAL note with
13517 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13518 to the underlying register.
13519 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13520 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13522 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13525 * config/aarch64/aarch64-builtins.c
13526 (aarch64_init_simd_builtin_types): Do not set structural
13527 equality to __Poly{8,16,64,128}_t types.
13529 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13531 PR tree-optimization/69400
13532 * wide-int.cc (wi_pack): Take the precision as argument and
13533 perform canonicalization here rather than in the callers.
13534 Use the main loop to handle all full-width HWIs. Add a
13535 zero HWI if in_len isn't a full result.
13536 (wi::divmod_internal): Update accordingly.
13537 (wi::mul_internal): Likewise. Simplify.
13539 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13540 Sebastian Pop <s.pop@samsung.com>
13542 * graphite-poly.c (apply_poly_transforms): Simplify.
13543 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13544 (print_isl_map): Same.
13545 (print_isl_union_map): Same.
13546 (print_isl_schedule): New.
13547 (debug_isl_schedule): New.
13548 * graphite-dependences.c (scop_get_reads): Do not call
13549 isl_union_map_add_map that is undocumented isl functionality.
13550 (scop_get_must_writes): Same.
13551 (scop_get_may_writes): Same.
13552 (scop_get_original_schedule): Remove.
13553 (scop_get_dependences): Do not call isl_union_map_compute_flow that
13554 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
13555 (compute_deps): Remove.
13556 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
13557 (debug_schedule_ast): New.
13558 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
13559 set_separate_option.
13560 (graphite_regenerate_ast_isl): Add dump.
13561 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
13562 from scop->transformed_schedule.
13563 (graphite_regenerate_ast_isl): Add more dump.
13564 * graphite-optimize-isl.c (optimize_isl): Set
13565 scop->transformed_schedule. Check whether schedules are equal.
13566 (apply_poly_transforms): Move here.
13567 * graphite-poly.c (apply_poly_transforms): ... from here.
13568 (free_poly_bb): Static.
13569 (free_scop): Static.
13570 (pbb_number_of_iterations_at_time): Remove.
13571 (print_isl_ast): New.
13572 (debug_isl_ast): New.
13573 (debug_scop_pbb): New.
13574 * graphite-scop-detection.c (print_edge): Move.
13575 (print_sese): Move.
13576 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
13577 (build_scop_scattering): Remove.
13578 (create_pw_aff_from_tree): Assert instead of bailing out.
13579 (add_condition_to_pbb): Remove unused code, do not fail.
13580 (add_conditions_to_domain): Same.
13581 (add_conditions_to_constraints): Remove.
13582 (build_scop_context): New.
13583 (add_iter_domain_dimension): New.
13584 (build_iteration_domains): Initialize pbb->iterators.
13585 Call add_conditions_to_domain.
13588 (index_outermost_in_loop): New.
13589 (index_pbb_in_loop): New.
13590 (outermost_pbb_in): New.
13591 (add_in_sequence): New.
13592 (add_outer_projection): New.
13593 (outer_projection_mupa): New.
13594 (add_loop_schedule): New.
13595 (build_schedule_pbb): New.
13596 (build_schedule_loop): New.
13597 (embed_in_surrounding_loops): New.
13598 (build_schedule_loop_nest): New.
13599 (build_original_schedule): New.
13600 (build_poly_scop): Call build_original_schedule.
13601 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
13602 (free_poly_dr): Remove.
13603 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
13604 (free_poly_bb): Remove.
13605 (debug_loop_vec): Remove.
13606 (print_isl_ast): Declare.
13607 (debug_isl_ast): Declare.
13608 (scop_do_interchange): Remove.
13609 (scop_do_strip_mine): Remove.
13610 (scop_do_block): Remove.
13611 (flatten_all_loops): Remove.
13612 (optimize_isl): Remove.
13613 (pbb_number_of_iterations_at_time): Remove.
13614 (debug_scop_pbb): Declare.
13615 (print_schedule_ast): Declare.
13616 (debug_schedule_ast): Declare.
13617 (struct scop): Remove schedule. Add original_schedule,
13618 transformed_schedule.
13619 (free_gimple_poly_bb): Remove.
13620 (print_generated_program): Remove.
13621 (debug_generated_program): Remove.
13622 (unify_scattering_dimensions): Remove.
13623 * sese.c (print_edge): ... here.
13624 (print_sese): ... here.
13625 (debug_edge): ... here.
13626 (debug_sese): ... here.
13627 * sese.h (print_edge): Declare.
13628 (print_sese): Declare.
13629 (dump_edge): Declare.
13630 (dump_sese): Declare.
13632 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13633 Sebastian Pop <s.pop@samsung.com>
13635 * Makefile.in: Set ISLVER in site.exp.
13637 2016-01-25 Jakub Jelinek <jakub@redhat.com>
13639 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
13640 DECL_VALUE_EXPR of new_var even for the non-array case. Look
13641 through DECL_VALUE_EXPR for expansion.
13643 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13645 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
13646 the frame info after reload completed.
13648 2016-01-25 Jeff Law <law@redhat.com>
13650 PR tree-optimization/69196
13651 PR tree-optimization/68398
13652 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
13653 tree-ssa-threadupdate.c.
13654 (determine_bb_domination_status): Prototype
13655 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
13656 (determine_bb_domination_status): No longer static.
13657 (valid_jump_thread_path): Remove code to detect characteristics
13658 of the jump thread path not associated with correctness.
13659 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
13660 Correct test for thread path length. Count PHIs for real operands as
13661 statements that need to be copied. Do not count ASSERT_EXPRs.
13662 Look at all the blocks in the thread path. Compute and selectively
13663 filter thread paths based on threading through the latch, threading
13664 a multiway branch or crossing a multiway branch.
13666 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13668 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
13669 decl with __attribute__ ((unused)) annotation.
13671 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
13674 * tree-vect-stmts.c (vectorizable_condition): Check vectype
13675 of operands is compatible with a statement vectype.
13677 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
13679 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
13680 improve wording for mixed storage order support.
13682 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
13684 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
13685 (vcvt_u64_f64): Likewise.
13686 (vcvta_s64_f64): Likewise.
13687 (vcvta_u64_f64): Likewise.
13688 (vcvtm_s64_f64): Likewise.
13689 (vcvtm_u64_f64): Likewise.
13690 (vcvtn_s64_f64): Likewise.
13691 (vcvtn_u64_f64): Likewise.
13692 (vcvtp_s64_f64): Likewise.
13693 (vcvtp_u64_f64): Likewise.
13695 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
13697 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
13698 (arc_init): Check validity mll64 option.
13699 (arc_save_restore): Use double load/store instruction.
13700 (arc_expand_movmem): Likewise.
13701 (arc_split_move): Don't split if we have double load/store
13702 instructions. Returns a boolean.
13703 (arc_process_double_reg_moves): Change function to return boolean
13704 instead of a sequence of instructions.
13705 (arc_dwarf_register_span): New function.
13706 * config/arc/arc-protos.h (arc_split_move): Change prototype.
13707 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
13708 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
13709 (*movdf_insn): Likewise.
13710 * config/arc/arc.opt (mll64): New option.
13711 * config/arc/predicates.md (even_register_operand): New predicate.
13712 * doc/invoke.texi (ARC Options): Add mll64 documentation.
13714 2016-01-25 Richard Biener <rguenther@suse.de>
13717 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
13718 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
13720 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
13722 2016-01-25 Richard Biener <rguenther@suse.de>
13724 PR tree-optimization/69376
13725 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
13727 (VN_INFO_ANTI_RANGE_P): New inline.
13728 (VN_INFO_RANGE_TYPE): Likewise.
13729 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
13730 SSA_NAME_ANTI_RANGE_P.
13731 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
13732 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13733 Properly query VN_INFO_RANGE_TYPE.
13735 2016-01-25 Nick Clifton <nickc@redhat.com>
13738 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
13740 2016-01-23 Tom de Vries <tom@codesourcery.com>
13742 PR tree-optimization/69426
13743 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
13746 2016-01-23 Jakub Jelinek <jakub@redhat.com>
13748 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
13749 "the the" with "the" in the comments.
13750 * ipa-devirt.c (build_type_inheritance_graph,
13751 update_type_inheritance_graph): Likewise.
13752 * tree.c (build_function_type_list_1): Likewise.
13753 * cfgloopmanip.c (scale_loop_profile): Likewise.
13754 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
13755 * gimple-ssa-split-paths.c
13756 (find_block_to_duplicate_for_splitting_paths): Likewise.
13757 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
13758 * expr.c (convert_move): Likewise.
13759 * var-tracking.c (vt_stack_adjustments): Likewise.
13760 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13761 * tree-vrp.c (test_for_singularity): Likewise.
13763 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
13764 directly instead of building a temporary tree.
13767 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
13768 remove <algorithm> include.
13770 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13773 * config/i386/i386.c: Include dojump.h.
13774 (expand_small_movmem_or_setmem,
13775 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
13777 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
13778 if dynamic_check != -1.
13780 2016-01-21 Jeff Law <law@redhat.com>
13782 PR middle-end/69347
13783 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
13784 record_temporary_equivalences. Rewritten to avoid unnecessary calls
13785 into dominated_by_p.
13786 (cprop_into_successor_phis): Avoid unnecessary tests.
13788 2016-01-22 Richard Henderson <rth@redhat.com>
13791 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
13792 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
13794 2016-01-22 Michael Matz <matz@suse.de>
13796 * system.h (string, algorithm): Include only conditionally.
13797 (new): Include always under C++.
13798 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
13799 * final.c (toplevel): Ditto.
13800 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
13801 * genconditions.c (write_header): Make gencondmd.c define
13803 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
13805 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
13806 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
13808 2016-01-22 Christian Bruel <christian.bruel@st.com>
13811 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
13813 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13816 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
13817 define_insn_and_split. Ensure operands[1] and operands[0] do not
13818 get assigned the same register.
13820 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13822 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
13824 2016-01-22 Christian Bruel <christian.bruel@st.com>
13826 * config/arm/arm-c.c (arm_pragma_target_parse):
13827 Remove warn_builtin_macro_redefined overwrite.
13829 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13831 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
13832 flag_non_call_exceptions compatibility.
13834 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13837 * dwarf2out.c (add_child_die_after): New function.
13838 (dwarf_qual_info_t): New type.
13839 (dwarf_qual_info): New variable.
13840 (qualified_die_p): New function.
13841 (modified_type_die): For -fdebug-types-section, ensure
13842 canonical order of qualifiers. Put qualified DIEs adjacent
13843 to the corresponding non-qualified type DIE and search there
13844 for existing qualified DIEs.
13846 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13848 * doc/extend.texi (scalar_storage_order type attribute): Document
13849 restriction on type punning and aliasing, and remove future tense.
13851 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
13854 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
13857 2016-01-21 Jeff Law <law@redhat.com>
13859 PR middle-end/69347
13860 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
13861 useless call to record_temporary_equivalences.
13862 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
13863 allocate 10 slots in the bb_path vector and let it grow as needed.
13864 (fsm_find_control_statement_thread_paths): Similarly for the next_path
13867 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13869 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
13871 * configure: Regenerate.
13873 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
13875 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
13876 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
13878 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
13880 PR middle-end/66178
13881 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
13882 drop EXPAND_INITIALIZER.
13883 * rtl.h (contains_symbolic_reference_p): Declare.
13884 * rtlanal.c (contains_symbolic_reference_p): New function.
13885 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
13886 a subtraction into a NOT if symbolic constants are involved.
13888 2016-01-21 Anton Blanchard <anton@samba.org>
13889 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13892 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
13894 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
13897 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13899 * config/microblaze/microblaze.c
13900 (get_branch_target): New.
13901 (insert_wic_for_ilb_runout): New.
13903 (microblaze_machine_dependent_reorg): New.
13904 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
13905 * config/microblaze/microblaze.md
13906 (UNSPEC_IPREFETCH): Define.
13907 (iprefetch): New pattern
13908 * config/microblaze/microblaze.opt
13909 (mxl-prefetch): New flag.
13911 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13913 * config/microblaze/microblaze.h
13914 (FIXED_REGISTERS): Update in macro.
13915 (CALL_USED_REGISTERS): Update in macro.
13917 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
13919 PR rtl-optimization/68920
13920 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
13923 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
13925 PR rtl-optimization/68990
13926 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
13927 pseudo instead of inheritance ones.
13929 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13930 Nick Clifton <nickc@redhat.com>
13934 * config/mips/mips.c (mips_compute_frame_info): Initialise
13935 args_size and hard_frame_pointer_offset fields of the frame
13936 structure before calling mips_global_pointer.
13938 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13940 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
13942 * configure: Regenerate.
13944 2016-01-21 Richard Biener <rguenther@suse.de>
13946 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
13948 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13950 * config/s390/s390.c (s390_asm_declare_function_size): Add code
13951 to actually emit the .size directive.
13953 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
13954 Jakub Jelinek <jakub@redhat.com>
13958 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
13959 args array size by one to avoid buffer overflow.
13961 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13963 * config/s390/s390.md (pool_section_start): Use switch_to_section
13964 to select proper read-only data section instead of hardcoding
13966 (pool_section_end): Use switch_to_section to match the above.
13968 2016-01-21 Richard Biener <rguenther@suse.de>
13970 PR tree-optimization/69378
13971 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
13972 (set_ssa_val_to): Use it for dominance checks taking into
13973 account not executable edges.
13975 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13978 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
13979 for bitsize instead of GET_MODE_PRECISION (mode).
13981 2016-01-20 Martin Sebor <msebor@redhat.com>
13984 * extend.texi (__sync Builtins): Clarify the semantics of
13985 __sync_fetch_and_OP built-ins on pointers.
13986 (__atomic Builtins): Same.
13988 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13989 Sebastian Pop <s.pop@samsung.com>
13991 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
13992 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
13993 (is_valid_rename): Same.
13994 (translate_isl_ast_to_gimple::get_rename): Same.
13995 (translate_isl_ast_to_gimple::rename_all_uses): Same.
13996 (translate_isl_ast_to_gimple::rename_uses): Same.
13997 (get_new_name): Check for close_phi nodes.
13998 (copy_loop_phi_args): Use phi_node_kind.
13999 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14000 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14002 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14003 Sebastian Pop <s.pop@samsung.com>
14005 Revert commit r229783.
14006 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14007 Remove use of parameter_rename_map.
14008 (copy_def): Remove.
14009 (copy_internal_parameters): Remove.
14010 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14011 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14012 (free_sese_info): Do not free parameter_rename_map.
14013 (set_rename): Do not use parameter_rename_map.
14014 (rename_uses): Update call to set_rename.
14015 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14016 * sese.h (parameter_rename_map_t): Remove.
14017 (struct sese_info_t): Remove field parameter_rename_map.
14019 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14020 Sebastian Pop <s.pop@samsung.com>
14022 * graphite-isl-ast-to-gimple.c: Fix comment.
14023 * graphite-scop-detection.c (defined_in_loop_p): New.
14024 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14025 names defined in loop.
14027 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14028 Sebastian Pop <s.pop@samsung.com>
14030 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14031 Discard unstructured if-then-else regions.
14033 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14034 Sebastian Pop <s.pop@samsung.com>
14036 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14037 (cleanup_loop_iter_dom): Remove.
14038 (build_loop_iteration_domains): Remove.
14039 (build_scop_context): Remove.
14040 (build_scop_iteration_domain): Remove.
14041 (add_loop_constraints): New.
14042 (build_iteration_domains): New.
14043 (build_poly_scop): Call build_iteration_domains.
14045 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14046 Sebastian Pop <s.pop@samsung.com>
14048 * graphite-scop-detection.c
14049 (scop_detection::harmful_loop_in_region): Free dom and loops.
14050 (scop_detection::loop_body_is_valid_scop): Free bbs.
14052 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14053 Sebastian Pop <s.pop@samsung.com>
14055 * graphite-scop-detection.c (record_loop_in_sese): New.
14056 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14057 (build_scops): Remove call to build_sese_loop_nests.
14058 * sese.c (sese_record_loop): Remove.
14059 (build_sese_loop_nests): Remove.
14060 (new_sese_info): Remove region->loops.
14061 (free_sese_info): Same.
14062 * sese.h (sese_contains_loop): Same.
14063 (build_sese_loop_nests): Remove.
14064 (sese_contains_loop): Remove.
14066 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14067 Sebastian Pop <s.pop@samsung.com>
14069 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14070 loop_is_valid_in_scop.
14071 (scop_detection::harmful_stmt_in_region): Renamed
14072 harmful_loop_in_region.
14073 Call loop_is_valid_in_scop.
14075 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14076 Sebastian Pop <s.pop@samsung.com>
14078 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14081 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14082 Sebastian Pop <s.pop@samsung.com>
14084 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14085 * graphite.h (struct poly_bb): Remove field is_reduction.
14086 (PBB_IS_REDUCTION): Remove.
14088 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14089 Sebastian Pop <s.pop@samsung.com>
14091 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14092 (add_pdr_constraints): Same.
14093 (scop_get_reads): Same.
14094 (scop_get_must_writes): Same.
14095 (scop_get_may_writes): Same.
14096 (scop_get_original_schedule): Same.
14097 (extend_schedule): Same.
14098 (apply_schedule_on_deps): Same.
14099 (carries_deps): Same.
14100 (compute_deps): Same.
14101 (scop_get_dependences): Same.
14102 * graphite-isl-ast-to-gimple.c
14103 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14104 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14105 (get_schedule_for_band_list): Same.
14106 (get_schedule_map): Same.
14107 (apply_schedule_map_to_scop): Same.
14108 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14109 (build_loop_iteration_domains): Same.
14110 (add_condition_to_pbb): Same.
14111 (add_param_constraints): Same.
14112 (pdr_add_memory_accesses): Same.
14113 (pdr_add_data_dimensions): Same.
14115 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14117 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14120 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14122 * common.opt (feliminate-dwarf2-dups): Replace references to
14123 "DWARF 2" with just "DWARF".
14124 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14125 * doc/extend.texi: Likewise.
14126 * doc/cpp.texi: Likewise.
14127 * doc/invoke.texi: Likewise.
14128 (Option Summary): Add -gdwarf to list of Debugging Options.
14129 (Debugging Options): Document -gdwarf.
14130 * doc/contrib.texi: Spell "DWARF" like that.
14132 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14134 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14135 warning. Fix up formatting.
14137 PR middle-end/67653
14138 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14139 attempt to mark memory input operand addressable and
14140 call prepare_gimple_addressable in that case. Don't adjust
14141 input_location for diagnostics, use error_at instead.
14143 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14145 * config/rs6000/ppc-auxv.h: New file.
14146 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14147 (cpu_is): Likewise.
14148 (cpu_supports): Likewise.
14149 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14150 (cpu_is_info): New variable.
14151 (cpu_supports_info): Likewise.
14152 (tcb_verification_symbol): Likewise.
14153 (cpu_builtin_p): Likewise.
14154 (cpu_expand_builtin): New function.
14155 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14156 (rs6000_init_builtins): Likewise.
14157 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14158 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14159 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14160 * configure: Regenerate.
14161 * config.in: Likewise.
14162 * doc/extend.texi (PowerPC Built-in Functions): Document
14163 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14165 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14168 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14170 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14173 2016-01-20 Richard Henderson <rth@redhat.com>
14179 * tree.c (tm_define_builtin): New.
14180 (find_tm_vector_type): New.
14181 (build_tm_vector_builtins): New.
14182 (build_common_builtin_nodes): Call it.
14184 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14186 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14187 (arm_fp_ok): Likewise.
14188 (arm_fp): Likewise.
14189 (arm_crypto): Likewise.
14191 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14192 Richard Biener <rguenther@suse.de>
14194 PR tree-optimization/69328
14195 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14196 vectors have same number of elements.
14197 (vectorizable_condition): Fix masked version recognition.
14199 2016-01-20 Richard Biener <rguenther@suse.de>
14201 PR tree-optimization/69345
14202 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14203 (VN_INFO_PTR_INFO): Likewise.
14204 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14205 info when it is equal between non-dominating SSA names.
14206 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14207 Make sure to look at original SSA infos.
14209 2016-01-20 Jeff Law <law@redhat.com>
14212 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14214 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14215 (pc_or_label_operand): New predicate.
14216 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14217 tests for small integers that are 2^n - 1.
14219 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14221 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14223 2016-01-19 Jeff Law <law@redhat.com>
14225 PR middle-end/69347
14226 * tree-ssa-threadbackwards.c
14227 (fsm_find_control_statement_thread_paths): Do not try to lookup
14228 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14230 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14232 * doc/lto.texi: Remove text that says only Gold has linker plugin
14235 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14237 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14238 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14239 the DIE accordingly.
14240 (modified_type_die): Add REVERSE parameter and pass it recursively,
14241 as well as to base_type_die. Adjust presence check accordingly.
14242 (base_type_for_mode): Adjust call to modified_type_die.
14243 (add_type_attribute): Add REVERSE parameter and pass it to
14245 (generic_parameter_die): Adjust call to add_type_attribute.
14246 (add_scalar_info): Likewise.
14247 (add_subscript_info): Likewise.
14248 (gen_array_type_die): Likewise.
14249 (gen_descr_array_type_die): Likewise.
14250 (gen_entry_point_die): Likewise.
14251 (gen_enumeration_type_die): Likewise.
14252 (gen_formal_parameter_die): Likewise.
14253 (gen_subprogram_die): Likewise.
14254 (gen_variable_die ): Likewise.
14255 (gen_const_die): Likewise.
14256 (gen_field_die): Likewise.
14257 (gen_pointer_type_die): Likewise.
14258 (gen_reference_type_die): Likewise.
14259 (gen_ptr_to_mbr_type_die): Likewise.
14260 (gen_inheritance_die): Likewise.
14261 (gen_subroutine_type_die): Likewise.
14262 (gen_typedef_die): Likewise.
14263 (force_type_die): Adjust call to modified_type_die.
14265 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14267 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14268 flow throughout the file. Fix broken link to Objective-C 2.0
14270 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14273 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14275 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14277 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14280 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14281 (maybe_record_node): Record cxa_pure_virtual as the only possible
14282 target if there are not ohter candidates.
14283 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14285 2016-01-19 Richard Biener <rguenther@suse.de>
14287 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14288 (get_memory_order): Likewise.
14290 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14292 * tree-vect-stmts.c (vectorizable_store): Check
14295 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14298 * gcc.c (driver::decode_argv): Add call to
14299 init_opts_obstack before init_options_struct.
14300 * opts.c (init_opts_obstack): Remove idempotency.
14301 (init_options_struct): Replace call to init_opts_obstack
14302 with a gcc_assert to verify that it has already been called.
14303 * toplev.c (toplev::main): Add call to init_opts_obstack before
14304 calls to init_options_struct.
14305 (toplev::finalize): Move cleanup of opts_obstack next to
14306 cleanup of save_decoded_options, clearing the latter, and
14307 save_decoded_options_count.
14309 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14312 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14313 attribute to unconditional. Remove %? from output template.
14315 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14316 Jiong Wang <jiong.wang@arm.com>
14318 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14319 generated from different expand order.
14321 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14323 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14324 Add support for CCMP costing.
14326 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14328 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14329 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14330 (fccmpe<mode>): Likewise.
14331 (fcmp): Rename to fcmp and globalize pattern.
14333 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14334 (aarch64_gen_ccmp_next): Add FP support.
14336 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14338 * target.def (gen_ccmp_first): Update documentation.
14339 (gen_ccmp_next): Likewise.
14340 * doc/tm.texi (gen_ccmp_first): Update documentation.
14341 (gen_ccmp_next): Likewise.
14342 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14343 expand_ccmp_expr_1. Improve comments.
14344 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14345 (ccmp_ior<mode>): Remove pattern.
14346 (cmp<mode>): Remove expand.
14347 (cmp): Globalize pattern.
14348 (cstorecc4): Use cc_register.
14349 (mov<mode>cc): Remove ccmp_cc_register check.
14350 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14351 Simplify after removal of CC_DNE/* modes.
14352 (aarch64_ccmp_mode_to_code): Remove.
14353 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14354 In 'k' case use integer as condition.
14355 (aarch64_nzcv_codes): Remove inverted cases.
14356 (aarch64_code_to_ccmode): Remove.
14357 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14358 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14359 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14360 pattern. Return the comparison with CC register. Invert conditions
14361 when bitcode is OR.
14362 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14363 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14365 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14367 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14368 instrumented_version.
14370 2016-01-19 Richard Biener <rguenther@suse.de>
14372 PR tree-optimization/69336
14373 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14374 handled components with get_ref_base_and_extent.
14375 (equal_mem_array_ref_p): Adjust.
14377 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14380 * shrink-wrap.c: Include valtrack.h.
14381 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14382 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14383 in between insn and where it will be moved to. Call
14384 dead_debug_insert_temp.
14385 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14386 first and dead_debug_local_finish at the end.
14387 For uses and defs bitmap, handle all regs in between REGNO and
14388 END_REGNO, not just the first one.
14390 2016-01-19 Richard Biener <rguenther@suse.de>
14392 PR tree-optimization/69352
14393 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14394 (equal_mem_array_ref_p): Constrain size and max size properly.
14395 Compare the reverse flag.
14397 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14399 * ira.c (ira): Update regstat data if we deleted insns.
14401 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14403 PR rtl-optimization/68955
14404 PR rtl-optimization/64557
14405 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14406 here. Fix up formatting.
14407 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14409 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14412 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14413 assume that the node has body.
14414 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14417 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14419 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14422 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14424 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14425 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14427 2016-01-19 Martin Jambor <mjambor@suse.cz>
14428 Martin Liska <mliska@suse.cz>
14429 Michael Matz <matz@suse.de>
14431 * Makefile.in (OBJS): Add new source files.
14432 (GTFILES): Add hsa.c.
14433 * common.opt (disable_hsa): New variable.
14434 (-Whsa): New warning.
14435 * config.in (ENABLE_HSA): New.
14436 * configure.ac: Treat hsa differently from other accelerators.
14437 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14438 $enable_offloading.
14439 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14440 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14441 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14442 --with-hsa-kmt-lib.
14443 * doc/invoke.texi (-Whsa): Document.
14444 (hsa-gen-debug-stores): Likewise.
14445 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14446 to invoke offload compiler for hsa acclerator.
14447 * opts.c (common_handle_option): Determine whether HSA offloading
14448 should be performed.
14449 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14450 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14451 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14452 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14453 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14454 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14455 GF_OMP_FOR_KIND_GRID_LOOP.
14456 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14457 (pp_gimple_stmt_1): Likewise.
14458 * gimple-walk.c (walk_gimple_stmt): Likewise.
14459 * gimple.c (gimple_build_omp_grid_body): New function.
14460 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14461 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14462 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14463 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14464 GF_OMP_TEAMS_GRID_PHONY.
14465 (gimple_statement_omp_single_layout): Updated comments.
14466 (gimple_build_omp_grid_body): New function.
14467 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14468 (gimple_omp_for_grid_phony): New function.
14469 (gimple_omp_for_set_grid_phony): Likewise.
14470 (gimple_omp_parallel_grid_phony): Likewise.
14471 (gimple_omp_parallel_set_grid_phony): Likewise.
14472 (gimple_omp_teams_grid_phony): Likewise.
14473 (gimple_omp_teams_set_grid_phony): Likewise.
14474 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14475 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14476 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14477 (BUILT_IN_GOMP_TARGET): Updated type.
14478 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14479 (adjust_for_condition): New function.
14480 (get_omp_for_step_from_incr): Likewise.
14481 (extract_omp_for_data): Moved parts to adjust_for_condition and
14482 get_omp_for_step_from_incr.
14483 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14484 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14485 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14486 (scan_omp_parallel): Do not create child functions for phony
14488 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14489 (scan_omp_1_op): Checking assert we are not remapping to
14490 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14491 (parallel_needs_hsa_kernel_p): New function.
14492 (expand_parallel_call): Register apprpriate parallel child
14493 functions as HSA kernels.
14494 (grid_launch_attributes_trees): New type.
14495 (grid_attr_trees): New variable.
14496 (grid_create_kernel_launch_attr_types): New function.
14497 (grid_insert_store_range_dim): Likewise.
14498 (grid_get_kernel_launch_attributes): Likewise.
14499 (get_target_argument_identifier_1): Likewise.
14500 (get_target_argument_identifier): Likewise.
14501 (get_target_argument_value): Likewise.
14502 (push_target_argument_according_to_value): Likewise.
14503 (get_target_arguments): Likewise.
14504 (expand_omp_target): Call get_target_arguments instead of looking
14505 up for teams and thread limit.
14506 (grid_expand_omp_for_loop): New function.
14507 (grid_arg_decl_map): New type.
14508 (grid_remap_kernel_arg_accesses): New function.
14509 (grid_expand_target_kernel_body): New function.
14510 (expand_omp): Call it.
14511 (lower_omp_for): Do not emit phony constructs.
14512 (lower_omp_taskreg): Do not emit phony constructs but create for them
14513 a temporary variable receiver_decl.
14514 (lower_omp_taskreg): Do not emit phony constructs.
14515 (lower_omp_teams): Likewise.
14516 (lower_omp_grid_body): New function.
14517 (lower_omp_1): Call it.
14518 (grid_reg_assignment_to_local_var_p): New function.
14519 (grid_seq_only_contains_local_assignments): Likewise.
14520 (grid_find_single_omp_among_assignments_1): Likewise.
14521 (grid_find_single_omp_among_assignments): Likewise.
14522 (grid_find_ungridifiable_statement): Likewise.
14523 (grid_target_follows_gridifiable_pattern): Likewise.
14524 (grid_remap_prebody_decls): Likewise.
14525 (grid_copy_leading_local_assignments): Likewise.
14526 (grid_process_kernel_body_copy): Likewise.
14527 (grid_attempt_target_gridification): Likewise.
14528 (grid_gridify_all_targets_stmt): Likewise.
14529 (grid_gridify_all_targets): Likewise.
14530 (execute_lower_omp): Call grid_gridify_all_targets.
14531 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14532 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14533 (tree_omp_clause): Added union field dimension.
14534 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14535 * tree.c (omp_clause_num_ops): Added number of arguments of
14536 OMP_CLAUSE__GRIDDIM_.
14537 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14538 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14539 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14540 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14541 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14542 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14543 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14544 * tree-pass.h (make_pass_gen_hsail): Declare.
14545 (make_pass_ipa_hsa): Likewise.
14546 * ipa-hsa.c: New file.
14547 * lto-section-in.c (lto_section_name): Add hsa section name.
14548 * lto-streamer.h (lto_section_type): Add hsa section.
14549 * timevar.def (TV_IPA_HSA): New.
14550 * hsa-brig-format.h: New file.
14551 * hsa-brig.c: New file.
14552 * hsa-dump.c: Likewise.
14553 * hsa-gen.c: Likewise.
14556 * toplev.c (compile_file): Call hsa_output_brig.
14557 * hsa-regalloc.c: New file.
14559 2016-01-18 Jeff Law <law@redhat.com>
14561 PR tree-optimization/69320
14562 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
14563 ranged object, do nothing if the RHS constant is not [0..1].
14564 (optimize_stmt): Comparing a boolean ranged object against a
14565 constant outside [0..1] results in a compile-time constant.
14567 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
14570 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
14572 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14573 (Option Summary): Update to reflect new section and moved options.
14574 (C++ Dialect Options): Move -fstats to new section.
14575 (Debugging Options): Move all dump, statistics, and other GCC
14576 developer options to new section. Rewrite section introduction
14577 and re-order remaining options to put the more basic ones first.
14578 (Optimization Options): Move -fira-verbose and -flto-report* to
14580 (Developer Options): New section incorporating moved options.
14581 * doc/cppopts.texi (-dM): Update cross-reference.
14583 2016-01-18 Richard Henderson <rth@redhat.com>
14586 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
14587 operands to pseudo only if CSE is expected. Split long immediate
14588 operands only after reload, and for the stack pointer.
14589 (*add<GPI>3_pluslong): Remove.
14590 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
14591 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
14592 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
14593 (*add<GPI>3 peepholes): New.
14594 (*add<GPI>3 splitters): New.
14595 * config/aarch64/constraints.md (Upl): New.
14596 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
14598 2016-01-18 Richard Biener <rguenther@suse.de>
14600 PR tree-optimization/69297
14601 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
14603 (vect_bb_vectorization_profitable_p): Clear visited flag again.
14605 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14607 PR middle-end/68542
14608 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
14609 of mixind vector and scalar types.
14610 (fold_relational_const): Add handling of vector
14611 comparison with boolean result.
14612 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
14613 comparison of vector operands with boolean result for EQ/NE only.
14614 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
14615 (verify_gimple_cond): Likewise.
14616 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
14619 2016-01-18 Joseph Myers <joseph@codesourcery.com>
14621 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
14624 2016-01-18 Richard Biener <rguenther@suse.de>
14626 PR middle-end/69308
14627 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
14629 2016-01-18 Tom de Vries <tom@codesourcery.com>
14631 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
14633 2016-01-18 Tom de Vries <tom@codesourcery.com>
14635 * omp-low.c (set_oacc_fn_attrib): Make extern.
14636 * omp-low.h (set_oacc_fn_attrib): Declare.
14637 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
14638 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
14639 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
14640 Add and handle function parameter oacc_kernels_p.
14641 (find_reduc_addr, get_omp_data_i_param): New function.
14642 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
14643 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
14644 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
14645 Calculate dominance info. Skip loops that are not in a kernels region
14646 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
14647 (pass_parallelize_loops::execute): Call parallelize_loops with
14648 oacc_kernels_p argument.
14649 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
14650 New member function.
14651 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
14652 * passes.def: Add argument to pass_parallelize_loops instantation.
14654 2016-01-18 Tom de Vries <tom@codesourcery.com>
14656 * tree-parloops.c (pass_parallelize_loops::execute): Allow
14657 pass_parallelize_loops to be run outside the loop pipeline.
14659 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14661 * tree-scalar-evolution.c (follow_copies_to_constant): New.
14662 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
14664 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14667 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
14668 using get_ref_base_and_extent.
14669 (equal_mem_array_ref_p): New.
14670 (hashable_expr_equal_p): Add call to previous.
14672 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14675 * tree-sra.c (disqualified_constants, constant_decl_p): New.
14676 (sra_initialize): Allocate disqualified_constants.
14677 (sra_deinitialize): Free disqualified_constants.
14678 (disqualify_candidate): Update disqualified_constants when appropriate.
14679 (create_access): Scan for constant-pool entries as we go along.
14680 (scalarizable_type_p): Add check against type_contains_placeholder_p.
14681 (maybe_add_sra_candidate): Allow constant-pool entries.
14682 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
14683 (initialize_constant_pool_replacements): New.
14684 (sra_modify_assign): Avoid mangling assignments created by previous,
14685 and don't generate writes into constant pool.
14686 (sra_modify_function_body): Call initialize_constant_pool_replacements.
14688 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
14690 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
14691 andnot instruction.
14692 (scalar_chain::convert_op): Likewise.
14693 * config/i386/i386.md (*andndi3_doubleword): New.
14695 2016-01-18 Richard Biener <rguenther@suse.de>
14697 PR tree-optimization/69170
14698 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
14699 building a vector from scalar results of a pattern stmt.
14701 2016-01-18 Jakub Jelinek <jakub@redhat.com>
14703 * haifa-sched.c (autopref_multipass_init): Work around
14704 -Wmaybe-uninitialized warning.
14706 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
14708 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
14709 against the constant 0.
14711 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14713 PR tree-optimization/68799
14714 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
14715 look up phi candidates in the statement-candidate map.
14716 (phi_add_costs): Likewise.
14717 (record_phi_increments): Likewise.
14718 (phi_incr_cost): Likewise.
14719 (ncd_with_phi): Likewise.
14720 (all_phi_incrs_profitable): Likewise.
14722 2016-01-17 Jakub Jelinek <jakub@redhat.com>
14724 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
14725 -Wmaybe-uninitialized warning.
14727 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
14729 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14730 (Option Summary): Update to reflect new section and moved options.
14731 (C++ Dialect Options): Move -fvtable-verify and related options.
14732 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
14733 and profiling-related options.
14734 (Optimization Options): Move profile generation options and
14735 -fstack-protector and related options.
14736 (Instrumentation Options): New section incorporating moved options.
14737 (Code Generation Options): Move -finstrument-functions and
14738 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
14740 2016-01-16 Tom de Vries <tom@codesourcery.com>
14742 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
14744 2016-01-16 Tom de Vries <tom@codesourcery.com>
14746 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
14748 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
14750 * hash-table.h (hash_table::empty): Turn into an inline wrapper
14751 that checks whether the table is already empty. Rename the
14752 original implementation to...
14753 (hash_table::empty_slot): ...this new private function.
14755 2016-01-15 David Malcolm <dmalcolm@redhat.com>
14757 PR diagnostic/68899
14758 * diagnostic-show-locus.c (layout::print_source_line): Move x
14759 offset of line until after call to
14760 get_line_width_without_trailing_whitespace.
14762 2016-01-15 Jeff Law <law@redhat.com>
14764 PR tree-optimization/69270
14765 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
14766 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
14767 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
14768 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
14769 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14770 ssa_name_has_boolean_range and constant_boolean_node.
14772 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
14774 PR rtl-optimization/69030
14775 * lra-spills.c (remove_pseudos): Check nrefs and make the function
14777 (spill_pseudos): Delete debug insn for dead pseudo.
14778 (lra_spill): Initiate spill_hard_reg and slots memory separately.
14780 2016-01-15 Jiong Wang <jiong.wang@arm.com>
14782 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
14784 (TYPES_UNOPUS): Likewise.
14785 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
14786 builtin type, from UNOP to UNOPUS.
14787 (lbtruncuv4sf): Likewise.
14788 (lbtruncuv2df): Likewise.
14789 (lrounduv2sf): Likewise.
14790 (lrounduv4sf): Likewise.
14791 (lrounduv2df): Likewise.
14792 (lroundusf): Likewise.
14793 (lroundusf): Likewise.
14794 (lceiluv2sf): Likewise.
14795 (lceiluv4sf): Likewise.
14796 (lceiluv2df): Likewise.
14797 (lceilusf): Likewise.
14798 (lceiludf): Likewise.
14799 (lflooruv2sf): Likewise.
14800 (lflooruv4sf): Likewise.
14801 (lflooruv2df): Likewise.
14802 (lfloorusf): Likewise.
14803 (lfloorudf): Likewise.
14804 (lfrintnuv2sf): Likewise.
14805 (lfrintnuv4sf): Likewise.
14806 (lfrintnuv2df): Likewise.
14807 (lfrintnusf): Likewise.
14808 (lfrintnudf): Likewise.
14809 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
14811 (vcvtq_u32_f32): Likewise.
14812 (vcvtq_u64_f64): Likewise.
14813 (vcvta_u32_f32): Likewise.
14814 (vcvtaq_u32_f32): Likewise.
14815 (vcvtaq_u64_f64): Likewise.
14816 (vcvtm_u32_f32): Likewise.
14817 (vcvtmq_u32_f32): Likewise.
14818 (vcvtmq_u64_f64): Likewise.
14819 (vcvtn_u32_f32): Likwise.
14820 (vcvtnq_u32_f32): Likewise.
14821 (vcvtnq_u64_f64): Likewise.
14822 (vcvtp_u32_f32): Likewise.
14823 (vcvtpq_u32_f32): Likewise.
14824 (vcvtpq_u64_f64): Likewise.
14825 (vcvtmd_u64_f64): Likewise.
14826 (vcvtms_u32_f32): Likewise.
14827 (vcvtad_u64_f64): Likewise.
14828 (vcvtas_u32_f32): Likewise.
14829 (vcvtnd_u64_f64): Likewise.
14830 (vcvtns_u32_f32): Likewise.
14831 (vcvtpd_u64_f64): Likewise.
14832 (vcvtps_u32_f32): Likewise.
14834 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14836 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
14837 CSEL of zero_extended registers.
14839 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14841 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
14842 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
14844 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14846 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
14847 false when argument string is not found in the attributes table
14850 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
14853 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
14854 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
14855 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
14856 precision estimate.
14858 2016-01-15 Richard Biener <rguenther@suse.de>
14860 PR tree-optimization/66856
14861 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
14862 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
14863 (vect_create_new_slp_node): Increment stmt reference count.
14864 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
14865 an SLP tree before swapping operands.
14866 (vect_build_slp_tree): Likewise.
14867 (destroy_bb_vec_info): Free stmt info after SLP instances.
14868 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
14869 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
14870 (STMT_VINFO_NUM_SLP_USES): New macro.
14872 2016-01-15 Richard Biener <rguenther@suse.de>
14875 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
14876 (add_linkage_name): ... here.
14877 (gen_typedef_die): Use add_linkage_name_raw instead of
14878 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
14881 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
14883 * gimplify.c (oacc_default_clause): Decode reference and pointer
14884 types for both kernels and parallel regions.
14886 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
14888 PR middle-end/69246
14889 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
14891 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14893 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
14894 (convert_scalars_to_vector): Likewise.
14896 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
14898 * doc/extend.texi (Type Traits): Fix grammar.
14900 2016-01-15 Martin Jambor <mjambor@suse.cz>
14902 * tree-inline.c (remap_decl): Use existing dclarations if
14903 remapping a type and prevent_decl_creation_for_types.
14904 (replace_locals_stmt): Do an initial remapping of non-VLA typed
14905 decls first. Do real remapping with
14906 prevent_decl_creation_for_types set.
14907 * tree-inline.h (copy_body_data): New field
14908 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
14911 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14913 * config/s390/s390.opt (mmvcle): More verbose help text.
14915 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14917 * config/s390/s390.opt: Add period to -mzvector option text.
14919 2016-01-15 Richard Biener <rguenther@suse.de>
14921 PR tree-optimization/68961
14922 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
14923 of invariants in stores again.
14925 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
14927 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
14929 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14931 * config/i386/i386.c (ix86_expand_branch): Don't split
14932 DI mode xor instruction to SI mode.
14934 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14937 * ipa-icf.c (sem_function::merge): Virtual functions may become
14938 reachable even if they address is not taken and there are no
14941 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14943 * lto-streamer-out.c (subtract_estimated_size): New function.
14944 (get_symbol_initial_value): Use it.
14946 2016-01-15 Christian Bruel <christian.bruel@st.com>
14949 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
14950 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
14951 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
14952 use add_builtin_function_ext_scope instead of add_builtin_function.
14953 (neon_set_p, neon_crypto_set_p): Remove.
14954 (arm_init_builtins): Always call arm_init_neon_builtins and
14955 arm_init_crypto_builtins.
14956 (arm_expand_builtin): Check that builtins are allowed for the arch.
14957 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
14958 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
14959 arm_init_neon_builtins call.
14961 2016-01-15 Richard Biener <rguenther@suse.de>
14963 PR tree-optimization/69117
14964 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
14965 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
14966 of the leader conservatively.
14967 (free_scc_vn): Restore original SSA name infos.
14969 2016-01-14 Jeff Law <law@redhat.com>
14971 PR tree-optimization/69270
14972 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
14973 single bit of precision, verify it's also unsigned.
14974 (record_edge_info): Use constant_boolean_node rather than fold_convert
14975 to convert boolean_true/boolean_false to the right type.
14977 2016-01-14 Richard Henderson <rth@redhat.com>
14980 * loop-doloop.c (record_reg_sets): New.
14981 (doloop_optimize): Reject the transform if the sequence
14982 clobbers registers live at the end of the loop block.
14983 (doloop_optimize_loops): Enable df_live if needed.
14985 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14987 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
14988 * config/rs6000/rs6000.c: Likewise.
14989 * config/rs6000/rs6000.h: Likewise.
14990 * config/rs6000/rs6000.md: Likewise.
14991 * doc/extend.texi: Likewsie.
14993 2016-01-14 Jeff Law <law@redhat.com>
14995 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
14998 2016-01-14 Richard Henderson <rth@redhat.com>
15002 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15003 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15004 instead of builtin_decl_declared_p to test for declaration.
15006 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15008 * doc/loop.texi (Loop Analysis and Representation): Document
15009 loop_depth function.
15011 2016-01-14 Tom de Vries <tom@codesourcery.com>
15013 PR tree-optimization/68773
15014 * omp-low.c (expand_omp_target): Don't set force_output.
15015 * varpool.c (varpool_node::get_create): Same.
15016 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15017 offload_funcs with force_output.
15019 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15022 * lra-eliminations.c (move_plus_up): Don't change anything if either
15023 the outer or inner subreg mode is not MODE_INT.
15024 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15025 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15027 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15029 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15030 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15031 reduc_uplus_@var{m}): Remove.
15032 * expr.c (expand_expr_real_2): Remove expansion path for
15033 reduc_[us](min|max|plus) optabs.
15034 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15035 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15036 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15037 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15038 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15039 reduc_[us](min|max|plus) optabs.
15041 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15043 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15044 (reduc_plus_scal_v2sf): New.
15045 (reduc_smax_v2sf): Rename to...
15046 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15047 (reduc_smin_v2sf): Rename to...
15048 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15050 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15052 * alias.c (compare_base_symbol_refs): New function.
15053 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15056 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15058 PR middle-end/68146
15059 PR tree-optimization/69155
15060 * tree-complex.c: Include cfganal.h.
15061 (phis_to_revisit): New variable.
15062 (extract_component): Add phiarg_p argument. Assert that returned
15063 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15064 (update_phi_components): Partly rewrite to use loop over real/imag
15065 components instead of code duplication. If extract_component returns
15066 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15067 create_tmp_reg into the PHI node instead, and mention the phi triplet
15068 in phis_to_revisit.
15069 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15070 in phis_to_revisit at the end.
15072 2016-01-14 Richard Biener <rguenther@suse.de>
15074 PR tree-optimization/68060
15075 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15076 outer loop reduction is only used in the inner loop before
15077 detecting a double reduction.
15079 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15082 * combine.c (expand_field_assignment): Punt if compute_mode is
15083 unsupported scalar mode.
15085 2016-01-14 Richard Biener <rguenther@suse.de>
15087 PR tree-optimization/66856
15088 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15089 SLP node only if it built successfully.
15090 (vect_analyze_slp_instance): Adjust.
15092 2016-01-14 Jeff Law <law@redhat.com>
15094 PR tree-optimization/69270
15095 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15096 (record_edge_info): Use it. Convert boolean_{true,false}_node
15097 to the type of op0.
15099 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15102 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15103 use block_ultimate_origin
15104 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15106 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15108 * doc/invoke.texi (Submodel Options): Rename section to
15109 "Machine-Dependent Options" to better reflect its content.
15110 Rewrite introductory text to remove archaic CPU names.
15113 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15115 * doc/invoke.texi (Code Gen Options): Move section up in file,
15116 before target-specific options. Update menu and option summary
15117 to reflect the new section ordering.
15119 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15121 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15122 (C++ Dialect Options): Add cross-reference to -std option.
15123 * doc/standards.texi (C++ Language): Document C++14 support.
15125 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15127 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15128 for pack/unpack functions for __ibm128.
15129 (PACK_IF): Likewise.
15130 (UNPACK_IF): Likewise.
15132 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15133 support for __ibm128 pack/unpack functions.
15134 (rs6000_invalid_builtin): Likewise.
15135 (rs6000_init_builtins): Likewise.
15136 (rs6000_opt_masks): Likewise.
15138 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15139 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15141 (RS6000_BTM_COMMON): Likewise.
15143 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15144 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15145 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15146 128-bit floating point. Add support for the double values to be
15147 in Altivec registers for TF/IF packing and unpacking, but restrict
15148 TD packing sub-fields to be FPR registers. Don't allow overlapped
15149 register support for packing. Allow pack inputs to be memory
15150 locations. Don't build generator functions for unpack<mode>_dm
15151 and unpack<mode>_nodm.
15152 (unpack<mode>_dm): Likewise.
15153 (unpack<mode>_nodm): Likewise.
15154 (pack<mode>): Likewise.
15156 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15157 built-in functions to pack/unpack explicit __ibm128 values.
15158 (__builtin_unpack_ibm128): Likewise.
15160 * doc/extend.texi (PowerPC Built-in Functions): Document
15161 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15163 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15166 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15167 Add new arg loc and pass it down as context.
15168 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15169 to the location to use for the warning.
15170 (check_function_arguments): New arg loc. All callers changed. Pass
15171 it to check_function_nonnull.
15172 * c-common.h (check_function_arguments): Adjust declaration.
15174 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15176 PR tree-optimization/69156
15177 * gimple.c (validate_type): Removed.
15178 (gimple_builtin_call_types_compatible_p): Use
15179 useless_type_conversion_p instead of validate_type.
15180 * value-prof.c (gimple_stringop_fixed_value): Fold
15181 icall_size to correct type.
15183 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15185 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15188 2016-01-13 Richard Henderson <rth@redhat.com>
15191 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15192 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15193 (ix86_builtin_tm_store): Remove.
15194 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15195 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15196 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15197 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15198 * doc/tm.texi: Rebuild.
15200 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15201 (BUILT_IN_TM_MEMCPY_RTWN): New.
15202 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15203 fallback from vector to integer helpers.
15204 (build_tm_load): Handle vector types directly, instead of
15206 (build_tm_store): Likewise.
15207 (expand_assign_tm): Prepare for register types not handled by
15208 the above. Copy them to memory and use memcpy.
15209 * tree.c (tm_define_builtin): New.
15210 (find_tm_vector_type): New.
15211 (build_tm_vector_builtins): New.
15212 (build_common_builtin_nodes): Call it.
15214 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15216 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15217 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15219 2016-01-13 Tom de Vries <tom@codesourcery.com>
15221 PR tree-optimization/69169
15222 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15223 handled_struct_type param.
15224 (create_variable_info_for, intra_create_variable_infos): Call
15225 create_variable_info_for_1 with extra arg.
15227 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15229 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15230 and "armv8.1-a+crc" entries.
15232 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15235 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15236 Change first operand predicate from register_or_constm1_operand
15237 to register_operand.
15238 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15239 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15240 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15241 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15242 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15243 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15244 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15245 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15246 comparison with constm1_rtx from vec_prefetch_gen part.
15248 2016-01-13 Richard Biener <rguenther@suse.de>
15250 PR tree-optimization/69013
15251 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15252 Exchange assert for a test.
15254 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15257 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15259 2016-01-13 Richard Biener <rguenther@suse.de>
15261 PR tree-optimization/69242
15262 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15263 assert with a check.
15265 2016-01-13 Richard Biener <rguenther@suse.de>
15267 PR tree-optimization/69186
15268 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15269 Properly guard vect_update_misalignment_for_peel call.
15271 2016-01-12 Jeff Law <law@redhat.com>
15273 PR tree-optimization/pr67755
15274 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15275 "need_profile_correction".
15276 (thread_block_1): Initialize new field to false by default. If we
15277 have multiple thread paths through a common joiner to different
15278 final targets, then set new field to true.
15279 (compute_path_counts): Only do count adjustment when it's really
15282 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15284 * doc/invoke.texi (Spec Files): Move section down in file, past
15285 all command-line option descriptions.
15287 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15289 PR middle-end/54809
15290 * doc/gty.texi: Remove documentation of mark_hook.
15291 * gengtype.c (struct write_types_data): Remove code to support
15292 mark_hook attribute.
15293 (walk_type): Likewise.
15294 (write_func_for_structure): Likewise.
15296 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15298 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15299 Directory Options, and -specs= to Overall Options.
15300 (Overall Options): Adjust similarly. Reorder to group related
15301 options together. Make -specs= cross-reference the spec file details.
15302 (Directory Options): Adjust similarly.
15304 2016-01-12 Jeff Law <law@redhat.com>
15306 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15308 2016-01-12 Olivier Hainque <hainque@adacore.com>
15310 * gcc.c (spec_undefvar_allowed): New global.
15311 (process_command): Set to true when running for --version or --help,
15313 (getenv_spec_function): When the variable is not defined, use the
15314 variable name as the variable value if we're allowed not to issue
15317 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15319 PR tree-optimization/68911
15320 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15321 information computed for expression "init + nit * step".
15323 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15325 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15326 about name of GCC executable. Remove deleted node from menu.
15327 (Directory Options) <-B>: Remove cross-reference to deleted node.
15328 (Target Options): Delete section.
15330 2016-01-12 Christian Bruel <christian.bruel@st.com>
15333 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15334 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15336 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15339 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15340 aligned_mem is properly set for AVX512-VL floating point masked
15344 * ifcvt.c (cond_exec_process_if_block): When removing the last
15345 insn from then_bb, remove also any possible barriers that follow it.
15347 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15351 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15352 (PTRDIFF_TYPE): Likewise.
15353 (WCHAR_TYPE): Likewise.
15354 (WCHAR_TYPE_SIZE): Likewise.
15355 (STDINT_LONG32): Likewise.
15357 2016-01-12 Richard Biener <rguenther@suse.de>
15359 PR tree-optimization/69053
15360 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15361 convert initial value for cond reductions.
15363 2016-01-12 Richard Biener <rguenther@suse.de>
15365 PR tree-optimization/69007
15366 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15367 widen_sum after dot_prod and sad.
15369 2016-01-12 Richard Biener <rguenther@suse.de>
15371 PR tree-optimization/69168
15372 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15373 pattern stmt SLP type.
15374 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15375 end up unused so cope with that case.
15377 2016-01-12 Richard Biener <rguenther@suse.de>
15379 PR tree-optimization/69157
15380 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15381 stmts def type only during analyze phase.
15382 (vectorizable_call): Likewise.
15383 (vectorizable_simd_clone_call): Likewise.
15384 (vectorizable_conversion): Likewise.
15385 (vectorizable_assignment): Likewise.
15386 (vectorizable_shift): Likewise.
15387 (vectorizable_operation): Likewise.
15388 (vectorizable_store): Likewise.
15389 (vectorizable_load): Likewise.
15391 2016-01-12 Richard Biener <rguenther@suse.de>
15393 PR tree-optimization/69174
15394 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15396 (vectorizable_load): Properly compute the number of loads needed
15397 for permuted strided SLP loads and do not spuriously assign
15398 to SLP_TREE_VEC_STMTS.
15400 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15402 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15403 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15404 (MD_EXEC_PREFIX): Remove.
15405 (MD_STARTFILE_PREFIX) Removee.
15406 (FILE_NAME_ABSOLUTE_P): Remove.
15407 (CPP_SPEC): Do not read macros from sys/version.h.
15408 (LINK_COMMAND_SPEC): Remove.
15409 (LOCAL_INCLUDE_DIR): Remove.
15410 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15411 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15412 (POST_LINK_SPEC): Define to invoke stubify after linker
15413 (LIBSTDCXX): Remove define
15414 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15415 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15416 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15417 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15418 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15419 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15420 (i386_djgpp_asm_named_section): Add propotype of new procedure
15422 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15423 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15424 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15425 in config/i386/djgpp.h).
15426 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15427 STANDARD_STARTFILE_PREFIX_1.
15428 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15429 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15430 installation errors.
15431 (MAX_OFILE_ALIGNMENT): Define to 128.
15432 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15434 * config/i386/djgpp.c: New file. Add implementation of
15435 i386_djgpp_asm_named_section.
15437 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15439 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15440 Add rule for building djgpp.o.
15442 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15444 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15445 (rtx_is_swappable_p): Reductions are swappable.
15446 (insn_is_swappable_p): V2DF reductions are swappable.
15448 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15450 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15451 reloads for other unsupported memory operands.
15453 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15454 Jim Wilson <jim.wilson@linaro.org>
15457 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15458 copy_to_mode_reg instead of force_reg.
15460 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15463 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15464 TARGET_80387 is true.
15466 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15469 * lra-eliminations.c (move_plus_up): Only move plus up
15470 if subreg of the constant can be simplified into constant
15471 and use the simplified subreg of the constant instead of
15472 the original constant.
15474 * fold-const.c (fold_convertible_p): Don't return true
15475 for conversion of VECTOR_TYPE to same sized integral type.
15476 (fold_convert_loc): Fix up formatting. Fold conversion of
15477 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15478 instead of NOP_EXPR.
15480 PR tree-optimization/69214
15481 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15482 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15485 PR tree-optimization/69207
15486 * tree-vect-slp.c (vect_get_constant_vectors): For
15487 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15488 fold_convertible_p to vector_type's element type, and always
15489 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15491 2016-01-11 Richard Biener <rguenther@suse.de>
15493 PR tree-optimization/69173
15494 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15495 fixup the cycle if all stmts are in a pattern.
15497 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15499 PR middle-end/68999
15500 * alias.c (base_alias_check): Move check for addresses with
15501 alignment ANDs before the call for compare_base_decls.
15502 (memrefs_conflict_p): Return -1 for different decls
15503 that went through alignment adjustments.
15505 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15507 PR rtl-optimization/68796
15508 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15509 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15510 and QImode comparisons against zero with CC_NZmode.
15511 * config/aarch64/iterators.md (short_mask): New mode_attr.
15513 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15515 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15516 (<avx512>_store<mode>_mask): Likewise.
15518 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15519 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15521 PR rtl-optimization/68841
15522 * ifcvt.c (struct noce_if_info): Add orig_x field.
15523 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15524 Don't record conflicts on to_rename if it's present.
15525 Allow memory destinations in sets.
15526 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15527 blocks, passing orig_x to the checks.
15528 (noce_process_if_block): Set if_info->orig_x appropriately.
15530 2016-01-11 Tom de Vries <tom@codesourcery.com>
15532 PR tree-optimization/69069
15533 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15535 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15537 PR rtl-optimization/68920
15538 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15539 of conditional moves for RTL if-conversion to 1 for
15540 TARGET_ONE_IF_CONV_INSN.
15541 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15542 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15543 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15544 parameter to restirct number of conditional moves for
15546 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
15547 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
15550 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
15553 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
15554 onepart vars. Fix typo in comment. Fix reversed condition in
15556 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
15559 * var-tracking.c (dump_onepart_variable_differences): New.
15560 (dataflow_set_different): If a detailed dump is requested,
15561 delay early returns and dump differences between onepart
15562 variables present before and after, and added variables.
15564 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15567 * expr.c (expand_expr_real_1): For boolean vector constants
15568 with a scalar mode use const_scalar_mask_from_tree.
15569 (const_scalar_mask_from_tree): New.
15570 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
15571 assigned to a mask type to handle constants.
15573 2016-01-11 Martin Jambor <mjambor@suse.cz>
15576 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
15577 useless parameters if we cannot change function signature.
15579 2016-01-11 Martin Jambor <mjambor@suse.cz>
15582 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
15585 2016-01-11 Tom de Vries <tom@codesourcery.com>
15587 PR tree-optimization/69109
15588 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
15591 2016-01-11 Tom de Vries <tom@codesourcery.com>
15593 PR tree-optimization/69108
15594 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
15595 res is not used in a phi.
15597 2016-01-11 Yury Gribov <y.gribov@samsung.com>
15600 * common.opt (frandom-seed): Fix parameter name.
15601 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
15603 2016-01-11 Tom de Vries <tom@codesourcery.com>
15605 PR tree-optimization/69058
15606 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
15609 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
15611 * config/arc/arc.opt (mdiv-rem): Add period to the end.
15612 (mcode-density): Likewise.
15614 2016-01-10 Tom de Vries <tom@codesourcery.com>
15616 PR tree-optimization/69062
15617 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
15618 (parallelize_loops): Don't paralelize loop that has phi with address
15621 2016-01-10 Tom de Vries <tom@codesourcery.com>
15623 PR tree-optimization/69039
15624 * tree-parloops.c (try_create_reduction_list): Only allow single exit
15627 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
15629 PR middle-end/68743
15630 * match.pd: Require target has function_c99_misc before doing
15631 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
15633 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
15635 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
15637 * configure: Regenerate.
15639 2016-01-09 Jakub Jelinek <jakub@redhat.com>
15641 PR middle-end/50865
15642 PR tree-optimization/69097
15643 * fold-const.h (expr_not_equal_to): New prototype.
15644 * fold-const.c: Include stringpool.h and tree-ssanames.h.
15645 (expr_not_equal_to): New function.
15646 * match.pd (X % -Y is the same as X % Y): Don't optimize
15647 unless X is known not to be equal to minimum or Y is known
15648 not to be equal to -1.
15649 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
15650 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
15651 (simplify_stmt_using_ranges): Adjust caller.
15652 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
15653 substitute_and_fold.
15655 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
15657 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
15660 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15662 PR tree-optimization/69167
15663 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
15664 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
15666 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
15668 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15669 Richard Biener <rguenther@suse.de>
15671 PR tree-optimization/68707
15672 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
15673 instances that can be handled via vect_load_lanes.
15675 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
15677 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
15678 if we can't determine address equivalence.
15679 * alias.c (compare_base_decl): Update for changed return value of
15680 symtab_node::equal_address_to.
15682 2016-01-08 Jason Merrill <jason@redhat.com>
15686 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
15687 * expr.c (store_field): Not here.
15688 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
15689 call with TREE_ADDRESSABLE type.
15690 * tree-cfg.c (verify_gimple_call): Adjust.
15692 2016-01-08 Olivier Hainque <hainque@adacore.com>
15694 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
15697 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15699 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
15700 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
15701 (reduc_smin_v2sf): Rename to...
15702 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
15703 (reduc_splus_v2sf): Rename to...
15704 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
15706 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15708 PR tree-optimization/69162
15709 * gimplify.c (gimplify_va_arg_expr): Encode original type of
15710 valist argument in another argument.
15711 (gimplify_modify_expr): Adjust for the above change. Cleanup.
15712 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
15713 to determine the va_list type, build a MEM_REF instead of
15714 build_fold_indirect_ref.
15716 PR tree-optimization/69172
15717 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
15720 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
15722 PR tree-optimization/67781
15723 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
15724 and cmpnop in two steps: first the ones not accessed in original
15725 gimple expression in a endian independent way and then the ones not
15726 accessed in the final result in an endian-specific way.
15728 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15730 PR tree-optimization/69083
15731 * tree-vect-slp.c (vect_get_constant_vectors): For
15732 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
15733 element type. If op is fold_convertible_p to vector_type's element
15734 type, use NOP_EXPR instead of VCE.
15736 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
15738 PR rtl-optimization/67778
15739 PR rtl-optimization/68634
15740 PR rtl-optimization/68909
15741 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
15742 block from the stack until done with it. Remove a superfluous
15743 bitmap set. Remove a superfluous bitmap test.
15745 2016-01-07 Martin Sebor <msebor@redhat.com>
15748 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
15749 constraint on the type of arguments.
15751 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
15753 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
15754 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
15755 unaligned_access on the gcc_options set.
15756 * config/arm/arm.c (arm_option_override_internal): Use
15757 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
15759 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15762 * config/i386/i386.c (ix86_frame_pointer_required): Enable
15763 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
15765 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15768 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15771 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15772 depending on frame_pointer_needed before remaining integer and SSE
15773 registers are saved.
15775 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
15778 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
15780 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
15783 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
15784 Use the "xBm" constraint.
15785 (float<sseintvecmodelower><mode>2<mask_name><round_name):
15787 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
15788 (sse_cvtsi2ssq<round_name>): Likewise.
15789 (sse_cvtss2si<round_name>): Likewise.
15790 (sse_cvtss2siq<round_name>): Likewise.
15791 (sse2_cvtsi2sdq<round_name>): Likewise.
15792 (sse2_cvtsd2si<round_name>): Likewise.
15793 (sse2_cvtsd2siq<round_name>): Likewise.
15794 * config/i386/subst.md (round_nimm_scalar_predicate): New
15797 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
15799 PR middle-end/67639
15800 * varasm.c (make_decl_rtl): Mark invalid register vars as
15803 PR rtl-optimization/66206
15804 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
15805 All callers changed.
15807 2016-01-07 Jakub Jelinek <jakub@redhat.com>
15809 PR tree-optimization/69141
15810 * tree-ssa-pre.c: Include langhooks.h.
15811 (eliminate_dom_walker::before_dom_children): Use
15812 lang_hooks.decl_printable_name instead of
15813 cgraph_node::get ()->name ().
15815 PR middle-end/68960
15816 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
15817 it and DECL_ALIGN too.
15819 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
15821 * config/mips/mips-ftypes.def: Sort to lexicographical order.
15823 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15826 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15827 depending on frame_pointer_needed before remaining integer and SSE
15828 registers are saved.
15830 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15832 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
15833 mode iterator with VSX_M2.
15834 (*p9_vecstore_<mode>): Likewise.
15835 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
15836 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
15837 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
15838 (define_split for VSX_LE128 stores): Likewise.
15839 (define_peephole2 for TImode LE swaps): Likewise.
15840 (define_split for VSX_LE128 post-reload stores): Likewise.
15842 2016-01-06 Marek Polacek <polacek@redhat.com>
15845 * convert.c (convert_to_integer_1): Adjust call to
15846 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
15847 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
15848 EXPR instead of ARG.
15849 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
15851 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15854 * doc/extend.texi (RL78 Variable Attributes): New section.
15856 2016-01-05 Marek Polacek <polacek@redhat.com>
15859 * builtins.c (get_memmodel): Use expansion point location rather than
15860 the input location. Call warning_at rather than warning.
15861 (expand_builtin_atomic_compare_exchange): Likewise.
15862 (expand_builtin_atomic_load): Likewise.
15863 (expand_builtin_atomic_store): Likewise.
15864 (expand_builtin_atomic_clear): Likewise.
15866 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15869 * config/i386/i386.c (ix86_expand_vector_logical_operator):
15870 Replace nonimmediate_operand with vector_operand.
15871 * config/i386/predicates.md (vector_operand): New predicate.
15872 (general_vector_operand): Replace nonimmediate_operand with
15874 * config/i386/sse.md: Replace nonimmediate_operand with
15875 vector_operand and m constraint with Bm constraint on SSE
15876 patterns with 16-byte memory operand.
15877 * config/i386/subst.md (round_nimm_predicate): Replace
15878 nonimmediate_operand with vector_operand.
15879 (round_saeonly_nimm_predicate): Likewise.
15880 (round_saeonly_nimm_scalar_predicate): New.
15882 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15885 * config/i386/constraints.md (Bm): New constraint.
15886 * config/i386/predicates.md (vector_memory_operand): New
15888 * config/i386/sse.md: Replace xm with xBm in plusminus and
15889 any_logic patterns.
15891 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15894 * doc/extend.texi (V850 Function Attributes): New section.
15895 (V850 Variable Attributes): New section.
15897 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15900 * doc/extend.texi (MicroBlaze Function Attributes): Document
15901 interrupt_handler and fast_interrupt attributes.
15903 2016-01-05 Sergei Trofimovich <siarheit@google.com>
15906 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
15907 for local symbolic operands.
15908 * config/ia64/predicates.md (local_symbolic_operand64): New
15911 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15913 PR rtl-optimization/68651
15914 * combine.c (combine_simplify_rtx): Canonicalize x + x into
15917 2016-01-05 Nathan Sidwell <nathan@acm.org>
15919 * alias.c (compare_base_decls): Use symtab_node::get.
15921 2016-01-05 Nick Clifton <nickc@redhat.com>
15924 * ira-costs.c (copy_cost): Initialise the t_icode field of the
15925 secondary_reload_info structure.
15928 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
15929 decls if weak support is available.
15931 2016-01-04 Martin Sebor <msebor@redhat.com>
15933 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
15935 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15937 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15938 OPTION_MASK_P9_DFORM.
15940 * config/rs6000/constraints.md (wo constraint): New constraint for
15943 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
15945 (rs6000_init_hard_regno_mode_ok): Likewise.
15947 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
15950 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
15951 expanders not to have constraints. Add support for ISA 3.0 xxperm
15952 instruction. Add support for fusing xxlor with xxperm.
15953 (altivec_vperm_<mode>_internal): Likewise.
15954 (altivec_vperm_v8hiv16qi): Likewise.
15955 (altivec_vperm_<mode>v16q): Likewise.
15956 (altivec_vperm_<mode>_uns): Likewise.
15957 (vperm_v8hiv4si): Likewise.
15958 (vperm_v16qiv8hi): Likewise.
15960 * doc/md.texi (RS/6000 constraints): Document wo constraint.
15962 2016-01-04 Jakub Jelinek <jakub@redhat.com>
15964 Update copyright years.
15966 * gcc.c (process_command): Update copyright notice dates.
15967 * gcov-dump.c (print_version): Ditto.
15968 * gcov.c (print_version): Ditto.
15969 * gcov-tool.c (print_version): Ditto.
15970 * gengtype.c (create_file): Ditto.
15971 * doc/cpp.texi: Bump @copying's copyright year.
15972 * doc/cppinternals.texi: Ditto.
15973 * doc/gcc.texi: Ditto.
15974 * doc/gccint.texi: Ditto.
15975 * doc/gcov.texi: Ditto.
15976 * doc/install.texi: Ditto.
15977 * doc/invoke.texi: Ditto.
15979 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15981 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
15982 modes larger than TImode as TImode if NEON is not enabled.
15984 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15987 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
15988 mode for %f0-%f31 only if TARGET_FPU.
15990 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15993 * config/sparc/sparc.c (scan_record_type): Take into account subfields
15994 to compute the PACKED_P predicate.
15995 (function_arg_record_value): Minor tweaks.
15997 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15999 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16000 option for arm*-*-* targets.
16002 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16004 * doc/extend.texi (Common Function Attributes): Move docs for
16005 MSP430-specific attributes to....
16006 (MSP430 Function Attributes): ...here. Delete the redundant
16007 entries and copy-edit the remaining text.
16008 (MSP430 Variable Attributes): Use uniform format for index
16009 entries and add a cross-reference to the corresponding function
16012 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16014 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16016 (x86 Options): Likewise.
16018 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16022 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16023 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16024 to corresponding attribute.
16026 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16028 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16029 to correct alphabetization of table. Copy-edit and correct
16031 <stack_protect>: Likewise.
16032 <target_clones>: Likewise.
16034 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16035 Correct punctuation.
16036 (Code Gen Options) <-fno-plt>: Copy-edit.
16038 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16041 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16042 SI values. Explicitly convert SI to DI and vice-versa.
16044 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16046 PR tree-optimization/69070
16047 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16048 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16051 * ubsan.c (ubsan_instrument_float_cast): Call
16052 initialize_sanitizer_builtins.
16055 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16057 Copyright (C) 2016 Free Software Foundation, Inc.
16059 Copying and distribution of this file, with or without modification,
16060 are permitted in any medium without royalty provided the copyright
16061 notice and this notice are preserved.